Abstract

The present invention relates to the technical field of gypsum board manufacturing and production. Disclosed is an adaptive self-compensation system for a gypsum board production line, comprising a power distribution system, an electrothermal conversion system and an output application system. The power distribution system is used for using valley electricity, cheap peak shaving electricity and/or renewable energy sources to input electric energy to the electrothermal conversion system; the electrothermal conversion system is used for converting the input electric energy into heat energy for storage; and the output application system is used for converting the heat energy stored in the electrothermal conversion system into hot air, steam and/or electric energy required by a production line.

IPC Classes  ?

• H02J 3/28 - Arrangements for balancing the load in a network by storage of energy
• H02J 15/00 - Systems for storing electric energy

Abstract

The present application discloses an integrated network connection system for multiple production lines and a data transmission method. The integrated network connection system comprises front-end PLC units (1) arranged at a production stage layer, and front-end communication modules (2) connected to the front-end PLC units (1); the front-end communication modules (2) are used for sending front-end data of production stages stored in the front-end PLC units (1) to mid-level PLC units (3) at a production line layer; the mid-level PLC units (3) use mid-level communication modules (4) connected to the mid-level PLC units (3) to forward and aggregate the front-end data to a master PLC unit (5); the master PLC unit (5) is communicatively connected to a superordinate computer (6); the master PLC unit (5) is used for uniformly reading, aggregating and storing data generated by front-end applications of a plurality of production lines; the superordinate computer (6) directly accesses the master PLC unit (5) to read the data generated by the front-end applications of the production lines. In the present application, the master PLC unit (5) is used to integrate production states of all production lines in a production site, so that a worker can monitor the production states of all production lines online in real time on the master PLC unit (5) or the superordinate computer (6), thereby reducing labor input of factories.

IPC Classes  ?

• H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks

Abstract

Disclosed are a steam desuperheating apparatus and control method for a gypsum board production line. The apparatus comprises a steam conveying pipe, an atomization assembly (2), a water tank (3), a desuperheating water drive assembly (4), an adjustment valve (6), a temperature monitoring assembly and a control module, wherein the steam conveying pipe is used for conveying high-temperature steam, and the atomization assembly is arranged at a front end of the steam conveying pipe; and the water tank (3) is used for storing desuperheating water. Atomized desuperheating water is input into a steam conveying pipe, and the desuperheating water is used to absorb the heat of superheated steam, so as to achieve the purpose of reducing the temperature of the superheated steam; moreover, the input amount of desuperheating water can be automatically adjusted on the basis of the temperature difference between steam at a steam inlet and steam at a steam outlet of the steam conveying pipe, such that the temperature of steam which is output by the steam conveying pipe remains at a stable value.

IPC Classes  ?

• F17D 1/06 - Pipe-line systems for gases or vapours for steam
• F17D 3/01 - Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
• F17D 5/00 - Protection or supervision of installations

Abstract

A calcination system, comprising: a stirring device (100), a first dry material conveying device (200) and a storage device (300), wherein the first dry material conveying device (200) is configured to controllably convey, by means of a discharge outlet thereof, a calcined raw material to a feeding inlet of the stirring device (100) and a feeding inlet of the storage device (300), and the storage device (300) is configured to store the calcined raw material and controllably convey, by means of a discharge outlet thereof, the calcined raw material to a feeding inlet of the first dry material conveying device (200); a raw material conveying device (400) located upstream of the stirring device (100) and configured to convey, by means of a discharge outlet thereof, a raw material to be calcined to the feeding inlet of the stirring device (100); and a calcination device (500), wherein the stirring device (100) is configured to supply material to a feeding inlet of the calcination device (500) by means of a discharge outlet thereof, and the calcination device (500) is configured to convey the calcined raw material to the feeding inlet of the first dry material conveying device (200) by means of a first discharge outlet thereof and convey the calcined raw material downstream by means of a second discharge outlet thereof.

IPC Classes  ?

• C04B 11/032 - Devices therefor for the wet process, e.g. dehydrating in solution or under saturated vapor conditions

Abstract

A material mixing apparatus, comprising a mixing tank (4) and a mixing device located in the mixing tank (4), wherein a first material and a second material enter the mixing tank (4) and are mixed by the mixing device; and the mixing device comprises a first dispersion component (51) and a second dispersion component (52) located below the first dispersion component (51). The first material entering the mixing tank (4) is configured to fall along the first dispersion component (51) from above the first dispersion component (51) so as to be dispersed, and the second material entering the mixing tank (4) is configured to fall along the second dispersion component (52) from below the first dispersion component (51) so as to be dispersed, such that the dispersed first material and second material are mixed during falling.

IPC Classes  ?

• B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
• B28C 5/16 - Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials the stirrers having motion about a vertical or steeply inclined axis

Abstract

A biomass semi-gasification combustion device and method. The biomass semi-gasification combustion device comprises a feeding system, a reciprocating grate (5), an air supply system, a combustion chamber, and a smoke exhaust fan. The combustion chamber comprises a primary combustion chamber (7) and a secondary combustion chamber (8). The air supply system comprises a primary air supply system, a secondary air supply system, and a tertiary air supply system. The biomass semi-gasification combustion method comprises the steps of: feeding, primary air supply and primary combustion, secondary air supply and secondary combustion, tertiary air supply, and slag removal.

IPC Classes  ?

• F23B 90/06 - Combustion methods not related to a particular type of apparatus including secondary combustion the primary combustion being a gasification or pyrolysis in a reductive atmosphere
• F23B 10/00 - Combustion apparatus characterised by the combination of two or more combustion chambers
• F23B 80/02 - Combustion apparatus characterised by means creating a distinct flow path for flue gases or for non-combusted gases given off by the fuel by means for returning flue gases to the combustion chamber or to the combustion zone
• F23B 40/00 - Combustion apparatus with driven means for feeding fuel into the combustion chamber
• F23G 5/027 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of waste or low-grade fuels including pretreatment pyrolising or gasifying
• F23G 5/00 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of waste or low-grade fuels
• F23L 9/00 - Passages or apertures for delivering secondary air for completing combustion of fuel
• F24H 3/02 - Air heaters with forced circulation
• F23J 15/02 - Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material

Abstract

Disclosed is a fork adjustment system for an intelligent transfer robot. The fork adjustment system comprises a fork frame (1), a fork (3), and a machine vision system, wherein the fork frame (1) is mounted on an unmanned forklift, the fork (3) is connected to the fork frame (1), the machine vision system is mounted on the fork frame (1) and moves synchronously with the fork (3), and the machine vision system is configured to acquire a 3D image of fork hole (52) of goods with a random height and to calculate the height and horizontal offset of the fork hole (52). The fork frame comprises a first crossbeam (11) and a second crossbeam (12). The fork comprises a hanger (31), an upright rod (32), and a fork rod (33), wherein the hanger (31) is mounted on the first crossbeam (11), and the hanger (31) can rotate and move radially relative to the center line of the first crossbeam (11); and the upright rod (32) abuts against the second crossbeam (12). The fork frame (1) is connected to the fork (3) by means of a driving system (2), wherein the driving system (2) lifts the fork (3) relative to the fork frame (1) by means of a first elastic member (22), a second elastic member (24) and a third elastic member (26); and a first driver (21), a second driver (22) and a third driver (23) are also used to adjust the vertical pitch angle and the horizontal swing angle of the fork (3), so as to enable the fork (3) to be precisely aligned with the fork hole.

IPC Classes  ?

• B66F 9/075 - Constructional features or details
• B66F 9/12 - PlatformsForksOther load-supporting or load-gripping members
• B66F 17/00 - Safety devices, e.g. for limiting or indicating lifting force

Abstract

Provided are a flue gas rotary kiln and a gypsum board production system. The flue gas rotary kiln comprises: a first mounting frame (100) having a mounting cavity (110), a first opening (120), a second opening (130), an air outlet (140), and a pass-through opening (150) being formed in the cavity wall of the mounting cavity (110); a second mounting frame (200) located on the right side of the first mounting frame (100) and provided with a discharging port (210) and an air supply port (220); a cylinder (300), the left end of the cylinder being rotatably mounted in the mounting cavity (110) from the second opening (130), the right end of the cylinder being rotatably mounted on the second mounting frame (200), and the discharging port (210) and the air supply port (220) being both communicated with the right end of the cylinder (300); a first heat exchange pipe located in the cylinder (300) and connected to the cylinder (300); second heat exchange pipes (500) located in the cylinder (300) and connected to the cylinder (300), the right end of the first heat exchange pipe being communicated with the right ends of the second heat exchange pipes (500), and the left end of the first heat exchange pipe being rotatably mounted at the first opening (120); and a feeding pipe (600), a discharging end of the feeding pipe passing through the pass-through opening (150) and extending to a position between the first heat exchange pipe and the cylinder (300), and the second heat exchange pipes (500) being located on the right side of the feeding pipe (600).

IPC Classes  ?

• F27B 7/10 - Rotary-drum furnaces, i.e. horizontal or slightly inclined internally heated, e.g. by means of passages in the wall
• C04B 11/036 - Devices therefor for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln
• F27D 17/00 - Arrangements for using waste heatArrangements for using, or disposing of, waste gases

Abstract

Disclosed in the present invention is a comprehensive inspection device for a finished gypsum board. The comprehensive inspection device is provided with an inspection roller table, an inspection adjustment frame, and limiting assemblies. The inspection roller table consists of a plurality of roller table sections, and a height difference is formed between at least some of the roller table sections in a transportation direction, so that part of a gypsum board to be inspected moves away from the surfaces of the roller table sections in the area with the height difference and is suspended in the air to form a temporary inspection zone. The inspection adjustment frame is provided with movable supports, a mounting plate is mounted on each movable support, each mounting plate moves to be parallel to the surface of the gypsum board, and an inspection element is mounted on each mounting plate. The limiting assemblies are used for forming support points at ends of the inspection adjustment frame, so as to support the portion of the gypsum board located between the area with the height difference and the next roller table section. In the present invention, the bottom end surface of the gypsum board is at least partially exposed during inspection, and the inspection elements are arranged directly facing the temporary inspection zone to perform parameter collection, such that the gypsum board can remain in a transportation state while undergoing comprehensive measurement during transportation.

IPC Classes  ?

• G01N 21/89 - Investigating the presence of flaws, defects or contamination in moving material, e.g. paper, textiles

Abstract

A board diagonal measurement system and method suitable for multiple specifications of gypsum boards (1). The system comprises a cross-type guide rail (2), diagonal point positioning members (3), and a driving structure (4); the cross-type guide rail (2) is composed of two sliding rails (21) crossing each other; the driving structure (4) is used for driving the two sliding rails (21) to rotate, so that the sliding rails (21) keep parallel to diagonals of a gypsum board (1) having a corresponding size, wherein in an initial state, a rectangular area formed by connecting position points where the diagonal point positioning members (3) are located is located outside the gypsum board (1). The cross-type guide rail (2) is arranged above a conveyor belt (5), the sliding rails (21) keep parallel to the diagonals of the gypsum board (1) having the corresponding size, the positions of the diagonal point positioning members (3) also change along with the sliding rails, so that the length and the width of the rectangular area are adjusted, and the rectangular area which is inwardly contracted and then completes positioning of the gypsum board is just matched with the specification of the gypsum board (1). The present invention is suitable for diagonal measurement of the multiple specifications of gypsum boards (1).

IPC Classes  ?

• G01B 21/22 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapersMeasuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for testing the alignment of axes
• G01B 11/02 - Measuring arrangements characterised by the use of optical techniques for measuring length, width, or thickness

Abstract

A pressure stabilization system for a slurry for gypsum board and a gypsum board production line. The pressure stabilization system comprises: a slurry tank (100) configured to contain a slurry; and a pressure stabilization tank (200) provided with an overflow port (210), a liquid injection port (220) and a liquid discharge port (230); a first liquid pumping device (300) connected to the slurry tank (100) and the liquid injection port (220) and configured to pump the slurry contained in the slurry tank (100) into the pressure stabilization tank (200); and a second liquid pumping device connected to the liquid discharge port (230) and configured to pump the slurry contained in the pressure stabilization tank (200) to a set position. The pumped liquid flow of the first liquid pumping device (300) is not less than that of the second liquid pumping device.

IPC Classes  ?

• G05D 16/20 - Control of fluid pressure characterised by the use of electric means

Abstract

Disclosed in the present invention are an intelligent energy consumption management method and system based on multi-dimensional refinement. The method comprises the following steps: using a machine learning algorithm to perform learning fitting on first data information and second data information to an information data association measurement and calculation model representing an association relationship between the first data information and the second data information; and on the basis of a sequence position of the current first data information in a first data information descending sequence, determining an energy consumption optimization direction for reducing energy consumption of a production line. In the present invention, measurement and calculation of energy consumption of a gypsum board production line are realized, refined management of energy consumption conditions is realized in related links such as energy consumption devices, energy consumption states, and energy consumption environments, an energy consumption optimization direction for reducing energy consumption of a production line is determined, information mining of energy consumption data is realized, and an energy consumption optimization direction mined from the energy consumption data is visually displayed.

IPC Classes  ?

• G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"

Abstract

Disclosed are a BP neural network-based weighing assembly layout method and system. The method comprises the following steps: step S1, selecting a limited number of drywall weighing products of different specifications as weighing layout samples, and using weighing expectations to perform layout completion analysis on each weighing layout sample to obtain an optimal weighing point for weighing each weighing layout sample; step S2, causing the BP neural network to undergo learning and training on the basis of an attribute feature and the optimal weighing point of each weighing layout sample to obtain a weighing point layout model; and step S3, configuring a weighing support mechanism and a transmitter as a movable structure, the weighing support mechanism and the transmitter performing fixed-point movement according to optimal weighing points of the drywall weighing products outputted by the weighing point layout model. The present invention achieves the optimal layout for the weighing of the drywall weighing products, and the adaptability of weighing relies on modeling of the objective determination of expert experience while ensuring high adaptability and low resource waste.

IPC Classes  ?

• G06F 30/18 - Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling

Abstract

Disclosed in the present invention is a defect detection and avoidance method based on gypsum board production full data collection, comprising the following steps: performing timing analysis on adjustment amounts of gypsum board production device adjustment items to extract companion relationships between the gypsum board production device adjustment items, and abstracting the companion relationships into a companion network among the gypsum board production device adjustment items; and on the basis of the number of real-time gypsum board production device adjustment items, determining real-time settings of production conditions of the gypsum board production device. According to the present invention, learning and training is performed on characterization data of gypsum board defect items and adjustment amounts of gypsum board production device adjustment items to obtain a defect adjustment calculation model, timing analysis is performed on the adjustment amounts of the gypsum board production device adjustment items to extract companion relationships between the gypsum board production device adjustment items, and the companion relationships are abstracted into a companion network among the gypsum board production device adjustment items, thereby achieving full detection and full avoidance of potential defects of gypsum boards, and improving the proactiveness of defect detection and avoidance.

IPC Classes  ?

• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]

Abstract

A powder dispersing device and a powder calcining and drying apparatus. The powder dispersing device comprises: a vertically-arranged cylinder body (100), the lower part being provided with a first discharging port (110), the upper part being provided with an exhaust port (120), and the side wall being provided with a first communication port (130); a gas supply pipe (200), which is located on the outer side of the cylinder body (100), communicated with the cylinder body (100) and configured to feed a gas into the cylinder body (100) so as to form within the cylinder body (100) forward spirally-rising gas flows; a powder supply pipe (300), which is at least partially located within the cylinder body (100), is located above the gas supply pipe (200) and is configured to supply powder into the cylinder body (100); a guide impeller (400), which is located inside the cylinder body (100) and located between the gas supply pipe (200) and the powder supply pipe (300), the guide impeller (400) being provided with a first guide part (410), and the first guide part (410) being configured to guide the powder to perform reverse spiral falling; and powder collection pipes (500), which are located on the outer side of the cylinder body (100), the upper part of each powder collection pipe (500) being provided with a feeding port (510) and the lower part thereof being provided with a second discharging port (520), the feeding port (510) being located above the guide impeller (400) and communicated with the first communication port (130).

IPC Classes  ?

• B07B 9/02 - Combinations of similar or different apparatus for separating solids from solids using gas currents
• B07B 11/06 - Feeding or discharging arrangements
• B07B 7/02 - Selective separation of solid materials carried by, or dispersed in, gas currents by reversal of direction of flow

Abstract

An energy-saving indirect calcining device and process for industrial by-product gypsum. A one-step indirect calcining process is achieved by mixing a dry material with a wet material in a circulating mode, and then crystallization water is removed by two-step indirect calcining, so that the whole calcining procedure is completed.

IPC Classes  ?

• C04B 11/028 - Devices therefor
• C04B 11/26 - Calcium sulfate cements starting from phosphogypsum or from waste, e.g. purification products of smoke
• B04C 9/00 - Combinations with other devices, e.g. fans
• B65G 53/48 - Screws or like rotary conveyors
• B65G 53/46 - Gates or sluices, e.g. rotary wheels
• F26B 3/10 - Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour carrying the materials or objects to be dried with it

Abstract

Provided in the present application is a gypsum block with a low water requirement. The gypsum block is characterized by comprising, in parts by weight: 100 parts of a gypsum clinker, 30-50 parts of dihydrate gypsum formed by means of hydration, 0.1-1.5 parts of glass fibers, 0.01-0.05 parts of an air-entraining agent, and 0.05-0.15 parts of a retarder. The gypsum block provided in the present application has good strength and water resistance; a small amount of water is used in a preparation process; and the block does not need to be dried after being formed, and can be air-dried naturally, thereby saving energy and reducing consumption.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• C04B 111/27 - Water resistance, i.e. waterproof or water-repellent materials

Abstract

Provided in the present application is a water-resistant paper-faced gypsum board using high-fluorine-content gypsum. The paper-faced gypsum board comprises: dihydrate gypsum prepared from 100 parts by weight of gypsum clinker and 50 parts by weight to 60 parts by weight of water; 0.3 part by weight to 0.6 part by weight of organic silicone oil; 1 part by weight to 8 parts by weight of an adsorbent; 0.2 part by weight to 1.5 parts by weight of glass fibers; 0.2 part by weight to 1 part by weight of modified starch; and 0.3 part by weight to 1 part by weight of a water reducing agent. A preparation method for the water-resistant paper-faced gypsum board comprises: uniformly stirring the gypsum clinker, the organic silicone oil, the adsorbent, the glass fibers, the modified starch, the water reducing agent and water, and then performing ultrasonic treatment for 20s to 60s. The technical solution provided by the present application reduces the impact of fluorine on the performance of silicone oil, so that the gypsum board has better water resistance; and furthermore, the gypsum board is endowed with the effect of improved mechanical properties.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• C04B 111/27 - Water resistance, i.e. waterproof or water-repellent materials

Abstract

A method for matching control of a paper faced plasterboard-production feeding system and a main line system, comprising the following steps: step S1, establishing a linear relationship between each production process parameter and the main line speed of a main line system according to production relationships among production process parameters in the paper surface plasterboard-production feeding system; step S2, selecting an optimal adjustment coefficient according to the linear relationships on the basis of the yield of plasterboards, and constructing an adjustment coefficient determination model representing mapping relationships between the adjustment coefficient and the production environment as well as the gypsum performance; and step S3, combining the adjustment coefficient and the linear relationships to obtain a matching relationship between the feeding system and the main line system. According to the method, automatic matching of the formula of the plasterboard is achieved, the matching relationship is set depending on the production environment and the gypsum performance during plasterboard production, thereby facilitating application based on scenarios, and improving the actual production effect.

IPC Classes  ?

• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
• B28B 17/00 - Details of, or accessories for, apparatus for shaping the materialAuxiliary measures taken in connection with such shaping

Abstract

A calcining apparatus and a calcining system. The calcining apparatus comprises a cylinder (1), and a heat exchange pipe (14) arranged in the cylinder (1), wherein a feeding port (11) and a discharging port (13) are formed in the cylinder (1), the heat exchange pipe (14) is configured to heat materials in the cylinder (1), and pipe sections at different positions of the heat exchange pipe (14) in a length direction of the cylinder (1) have different heat exchange efficiencies.

IPC Classes  ?

• C04B 11/028 - Devices therefor

Abstract

A gypsum board main line operation method based on control optimization. The method comprises the following steps: monitoring the actual speed of a gypsum board main line that is controlled by a physical servo shaft, and quantifying the degree of deviation of a virtual servo shaft on the basis of the actual speed of the gypsum board main line and an expected speed of the gypsum board main line; controlling a deviation rectification mode of the virtual servo shaft on the basis of the degree of deviation; and setting stability and timeliness as multiple optimization objectives in slow-state deviation rectification, and determining a deviation rectification process of the slow-state deviation rectification on the basis of the multiple optimization objectives. In this way, the optimized deviation rectification of the virtual servo shaft is realized to ensure the stability of gypsum board main line operation and prevent the oscillation of a production line caused by instantaneous speed adjustments, and the stability of a gypsum board can directly improve the production effect of the gypsum board.

IPC Classes  ?

• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]

Abstract

A mainline control model-based gypsum board production synchronous regulation and control method, comprising the following steps: setting a virtual servo axis for a mainline synchronization model of a gypsum board production line, and on the basis of the virtual servo axis and a gypsum board expected mainline speed, setting a regulation coefficient for each real servo axis in the mainline synchronization model; monitoring a gypsum board actual mainline speed controlled by the real servo axes, performing time series prediction on the gypsum board actual mainline speed, so as to obtain a gypsum board actual mainline speed at a future time series, and comparing the gypsum board actual mainline speed at the future time series with the gypsum board expected mainline speed, so as to determine a regulation and control unit, thus achieving advanced regulation and control on the mainline synchronization model, and reducing the duration of asynchronous operation; and separately constructing the mapping relationships between the virtual servo axis and working condition time series and between the regulation coefficient of each real servo axis and the working condition time series, so as to maintain the accuracy of calculations for the regulation and control unit and simultaneously reduce the complexity of calculations for the regulation and control unit.

IPC Classes  ?

• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]

Abstract

A winnowing device (100), comprising: an air intake device (1000) for vertical air intake and a winnowing device (2000). An annular rotating cavity (1420) of the air intake device (1000) allows a dust-containing airflow to spirally advance to separate particles in the dust-containing airflow by using centrifugal force. A winnowing channel (2500) of the winnowing device (100) is configured to screen particles discharged from a discharging port (1131) by using the wind power in the opposite direction of gravity and the gravity of the particles and discharge the screened particles, and a particle size threshold can be controlled by wind power, so that particulate matter is screened according to particle size, and the screened particles are finally discharged.

IPC Classes  ?

• B07B 7/086 - Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by the winding course of the gas stream

Abstract

An automatic feeding system and method for calcined gypsum. The system is provided with a material transportation and regulation apparatus (1), a weighing and material distribution apparatus (2), a material backflow driving apparatus (3), and a control module, wherein the weighing and material distribution apparatus (2) performs material distribution on calcined gypsum, such that one portion of the calcined gypsum enters a mixing machine (4), and the other portion of the calcined gypsum enters the material backflow driving apparatus (3). The loading amount of calcined gypsum and the transportation rate of the calcined gypsum are adjusted, the overall transportation flow during a calcined gypsum transportation process is controlled, calcined gypsum entering the mixing machine (4) is periodically weighed by means of the weighing and material distribution apparatus (2), and material distribution is performed, according to a weighing result, on calcined gypsum which is about to enter the mixing machine (4), such that a portion of calcined gypsum, which exceeds the amount of calcined gypsum required by the mixing machine (4) per unit of time, is driven to return to a weighing belt conveyor, and when the amount of calcined gypsum at a material inlet does not match the transportation speed of a weighing belt scale in a timely manner, the amount of calcined gypsum entering the mixing machine (4) in real time is controlled, thereby improving the stability of a calcined gypsum transportation and supply process.

IPC Classes  ?

• B65G 43/08 - Control devices operated by article or material being fed, conveyed, or discharged
• B65G 15/00 - Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
• B65G 65/32 - Filling devices
• B65G 17/12 - Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriersEndless-chain conveyors in which the chains form the load-carrying surface comprising a series of individual load-carriers fixed, or normally fixed, relative to traction element
• B65G 33/24 - Screw or rotary spiral conveyors Details
• G01G 11/00 - Apparatus for weighing a continuous stream of material during flowConveyor-belt weighers
• G01G 11/08 - Apparatus for weighing a continuous stream of material during flowConveyor-belt weighers having means for controlling the rate of feed or discharge
• G01G 11/12 - Apparatus for weighing a continuous stream of material during flowConveyor-belt weighers having means for controlling the rate of feed or discharge by controlling the speed of the belt
• B28C 7/04 - Supplying or proportioning the ingredients
• B28C 7/06 - Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors

Abstract

Disclosed are a device for precisely positioning, distributing and conveying gypsum plasterboard into a drying oven and a control method. The device comprises a distribution bridge, an angle sensor, a distance measuring sensor, a horizontal moving mechanism, a rotating mechanism and a control system. The layer height of each layer of feeding port of a drying oven is preset in the control system, and the control system receives detection results of the angle sensor and the distance measuring sensor. According to the present invention, the angle sensor and the distance measuring sensor are configured to monitor the inclination angle of the distribution bridge and the horizontal distance between the distribution bridge and the drying oven, and the control system is configured to compare and analyze the difference between detection data and target data, and to control the horizontal moving mechanism and the rotating mechanism according to the difference so as to adjust the rotation angle of the distribution bridge and compensate for a horizontal movement distance for alignment and connection with a chamber having a target layer height, thereby achieving precise positioning-based alignment and connection, maintaining tight alignment and connection all the time, and greatly reducing the adverse effects on the plasterboard due to a large gap generated between the distribution bridge and the drying oven in the inclined rotation process of the distribution bridge.

IPC Classes  ?

• B65G 39/10 - Arrangements of rollers
• B65G 13/12 - Roller frames adjustable
• B28B 11/24 - Apparatus or processes for treating or working the shaped articles for curing, setting or hardening

Abstract

Provided is a positioning and conveying system for layered distribution of a gypsum plaster board, comprising a control apparatus (5), a speed sensor(1) mounted on a distribution bridge (9), a variable frequency motor (2), a lift (3), and an encoder (4) mounted on the lift (3); the encoder (4) outputs one pulse signal for each revolution, and the number of pulse signals of the encoder (4) that corresponds to the layer height of a dryer is pre-stored in the control apparatus (5). The control apparatus (5) receives the number of pulse signals of the encoder (4), determines a lifting/lowering direction and a lifting/lowering distance of the lift (3) according to a comparison result of the counted number of pulse signals and the number of pulses corresponding to a preset layer height, and regulates the variable frequency motor (2) according to the lifting/lowering distance and a speed measurement value of the speed sensor (1) to change the conveying speed of the distribution bridge (9). Gypsum board layer changing and gypsum board conveying are linked and locked, so that layer changing and board conveying are completed at the same time, and when the distribution bridge (9) fits an inlet of a target drying layer, the board is directly fed into the dryer, so that waiting is not needed, time is saved, and the production efficiency is improved.

IPC Classes  ?

• B28B 17/00 - Details of, or accessories for, apparatus for shaping the materialAuxiliary measures taken in connection with such shaping
• B65G 47/52 - Devices for transferring articles or materials between conveyors, i.e. discharging or feeding devices

Abstract

A control optimization method for high-precision cutting of a gypsum plasterboard, comprising the following steps: Step S1: setting a plurality of optimization targets for cutting control of a gypsum plasterboard, and respectively establishing a plurality of optimization control models for prediction generation of a cutter cutting control scheme on the basis of each optimization target; Step S2: quantifying a precision error between a predicted value of the cutting control scheme obtained by each optimization control model and an expected value of the cutting control scheme, and determining a model weight of each optimization control model by using the precision error; and Step S3: performing weighted combination on model weights of optimization models corresponding to the cutting control schemes output by the optimization control models to obtain an optimal cutting control scheme, and controlling cutting operations of a cutter by using the optimal cutting control scheme. According to the optimization method, control optimization is performed on the entire cutting process, and a focus is placed on a plurality of indexes, thereby improving the comprehensiveness of the control optimization, ensuring the effect of control optimization, and achieving high-precision cutting of the gypsum plasterboard.

IPC Classes  ?

• G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators

Abstract

A high-precision cutting method for a gypsum plasterboard (10) and a control system. The method comprises the following steps: step S1, extracting the shearing circumferential size of a cutter (4), and constructing a cutting operation trajectory (9) of the cutter (4) for cutting the gypsum plasterboard (10); step S2, arranging the cutting operation trajectory (9) to have three trajectory segments, and according to the cutting length of the gypsum plasterboard (10) and the shearing circumferential size of the cutter, setting the operation rules of the trajectory segments, so that the cutter (4) is accurately adapted to the cutting length; and step S3, controlling the cutter (4) to perform cutting operation on the trajectory segments according to the operation rules. According to the cutting method and the control system, the cutting operation trajectory (9) of the cutter (4) is subjected to segmented arrangement, and the operation rules of the trajectory segments are set according to the cutting length of the gypsum plasterboard (10) and the shearing circumferential size of the cutter (4), so that the cutter (4) is accurately adapted to the cutting length, it is ensured that the shearing section of the gypsum plasterboard (10) is flat, and the surface damage of the gypsum plasterboard (10) is avoided.

IPC Classes  ?

• B28B 11/16 - Apparatus or processes for treating or working the shaped articles for dividing shaped articles by cutting for extrusion

Abstract

An automated high-precision cut-off device and method for a paper-faced gypsum board. The device comprises a motion controller (1), a double-shaft electric motor module (2), a servo motor module (3) and a cutter structure (4), wherein the motion controller (1) is electrically connected to the double-shaft electric motor module (2), the double-shaft electric motor module (2) is electrically connected to the servo motor module (3), and the servo motor module (3) is in control connection with the cutter structure (4). In the device, upper and lower cutters are used to carry out bidirectional cutting, electronic gear synchronization is carried out between the upper cutter (401) and the lower cutter (402), and the electronic gears have independent axes, such that an intermediate link is omitted. Mechanical loss does not need to be considered, stepless speed adjustment can be achieved by means of software, the transmission flexibility is good, the control precision is high, and no mechanical backlash will occur. Electronic cam synchronization is carried out between the cutters and a main line of a production line, such that a control mode is short in terms of response time, and the machining difficulty is low.

IPC Classes  ?

• B28B 11/14 - Apparatus or processes for treating or working the shaped articles for dividing shaped articles by cutting

Abstract

An automatic cutting and drying integrated device for a gypsum plasterboard, comprising a splitting machine (1), a single board feeding mechanism (2), a single board microwave drying machine (3), an additive overturning and conveying mechanism (4), a multi-board feeding mechanism (5), and a multi-board drying machine (6), wherein the conveying direction of the additive overturning and conveying mechanism (4) is perpendicular to the discharging direction of the single board microwave drying machine (3). According to the device, the conveying and drying process of a single gypsum board is gradually adjusted into the conveying and drying work of multiple gypsum boards by means of conveying and overturning, thereby increasing the number of dried gypsum boards within the same batch, and increasing the conveying and drying efficiency of the gypsum boards by at least two times while guaranteeing the drying effect. By means of the additive overturning and conveying mechanism (4), the conveying direction of the gypsum boards is adjusted from the length direction to the width direction before the gypsum boards enter the overturning operation, thereby reducing the overturning space that needs to be reserved for an overturning part, shortening the time of conveying the gypsum boards, and saving certain machine manufacturing costs, and improving the conveying efficiency of the gypsum boards.

IPC Classes  ?

• B28B 11/24 - Apparatus or processes for treating or working the shaped articles for curing, setting or hardening
• B28B 11/14 - Apparatus or processes for treating or working the shaped articles for dividing shaped articles by cutting
• B28B 17/00 - Details of, or accessories for, apparatus for shaping the materialAuxiliary measures taken in connection with such shaping
• B65G 49/06 - Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass

Abstract

Disclosed in the present invention is a cutting length regulation and control method for high-precision cutting of a gypsum plaster board, comprising the following steps: step S1, dividing, into three operation stages, cutting operation tracks of cutters for cutting gypsum plaster boards, and quantifying driving energy consumption of the cutters of different sizes corresponding to the gypsum plaster boards having different cutting lengths; step S2, obtaining a model training sample on the basis of minimum driving energy consumption and cam curves of the cutters; and step S3, performing training on the basis of the model training sample by using a BP neural network so as to obtain a cam curve regulation and control model representing a mapping relationship between the cutting lengths and the cam curves. According to the present invention, a data sample of a construction model is obtained by using a driving energy consumption minimization optimization method, a cam curve regulation and control model is trained on the basis of the data sample, and the cam curve regulation and control model is directly applied to regulation and control of the cutting lengths of gypsum plaster boards, so that the complex calculation amount in the regulation and control process is avoided, the manpower workload is reduced, and the regulation and control precision and efficiency are improved.

IPC Classes  ?

• G06F 17/10 - Complex mathematical operations
• G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
• G06Q 50/04 - Manufacturing
• G06N 3/04 - Architecture, e.g. interconnection topology
• G06N 3/08 - Learning methods

Abstract

A lightweight flexure-resistant gypsum plasterboard and a preparation method therefor. The gypsum plasterboard is prepared from the following raw materials: 100 parts by weight of calcined gypsum, 0.05-1 parts by weight of an ion retardant, 0.1-2 parts by weight of fiber, 0.15-1.5 parts by weight of a binder, 0.01-0.5 parts by weight of a foaming agent, 0.01-1 parts by weight of a crystal regulator, and 50-90 parts by weight of water.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• B32B 13/02 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material with fibres or particles embedded in it or bonded with it
• B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
• B32B 29/00 - Layered products essentially comprising paper or cardboard
• B32B 7/10 - Interconnection of layers at least one layer having inter-reactive properties
• B32B 37/12 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
• C04B 24/06 - Carboxylic acidsSalts, anhydrides or esters thereof containing hydroxy groups
• C04B 111/40 - Porous or lightweight materials

Abstract

Disclosed in the present invention is an automatic paper bonding system provided with multiple rolls of edge bands, comprising paper feeding machines, a paper bonding reel set, paper conveying reels, a paper bonding mechanism, and middle conveying lines. The paper bonding mechanism is used for driving, at the paper bonding reel set, paper on one paper feeding machine to be bonded to the end of paper that is conveyed on the paper feeding machine and is about to be used up; the middle conveying lines are each used for providing a conveying roller and a transferring roller to convey the paper on the paper feeding machine to the paper bonding reel set; when the end of the paper reaches the transferring roller at an end, the paper bonding mechanism performs driving to perform paper bonding operation. According to the present invention, the end of the paper is conveyed from the paper feeding machine to the paper bonding reel set, so that the paper is always kept in a tensioned state in the conveying process, and paper bonding is performed when the end of the paper passes through the end of each of the middle conveying lines, such that an overlapping portion of the bonded paper is reduced, complete bonding of the overlapping portion of the bonded paper is ensured, the stability of the paper bonding process is ensured, and the final production quality of gypsum boards is improved.

IPC Classes  ?

• B65H 19/18 - Attaching, e.g. pasting, the replacement web to the expiring web
• B65H 20/02 - Advancing webs by friction roller

Abstract

A method for measuring the penetration depth of a liquid in a gypsum board, comprising: bringing a test surface of a gypsum board into contact with a liquid, the liquid being a liquid in which elemental iodine is dissolved; and obtaining a cross section, perpendicular to the direction of the test surface, of the test surface of the gypsum board, coating the cross section with a solution containing a substance that changes color when exposed to iodine, and performing measurement to acquire the length of a color changing portion of the cross section, i.e., the penetration depth of the liquid in the gypsum board.

IPC Classes  ?

• G01N 13/04 - Investigating osmotic effects

Abstract

An anti-counterfeiting tracing method for a gypsum board product and a system. The method comprises the following steps: Step S1, synchronously uploading anti-counterfeiting information to an anti-counterfeiting tracing cloud by means of an RFID tag, and attaching the RFID tag written with the anti-counterfeiting information and an anti-counterfeiting secret key to the surface of a gypsum board product for anti-counterfeiting tracing of the gypsum board product; Step S2, the anti-counterfeiting tracing cloud performing transportation intention speculation to obtain a transportation intention of the gypsum board product, and transmitting the transportation intention to the RFID tag so as to perform transportation intention feedback to a consumer user; and Step S3, the consumer user performing anti-counterfeiting tracing on the gypsum board product according to the anti-counterfeiting information and the transportation intention of the gypsum board product. The anti-counterfeiting solution based on an RFID technology has the advantages that: each tag has a globally unique ID number, and the number is directly written into the RFID tag, cannot be modified, and is difficultly counterfeited, such that the anti-counterfeiting reliability is high; and the transportation intention identification function is achieved, such that the transportation condition of the gypsum board product in the transportation process can be determined, and transportation anomaly early warning is performed.

IPC Classes  ?

• G06Q 30/00 - Commerce

Abstract

The present application provides a gypsum-based plastering mortar material. The gypsum-based plastering mortar material comprises, in parts by weight: 50 to 90 parts of a gypsum clinker prepared from a gypsum raw material, 5 to 15 parts of vitrified micro bubbles, 5 to 20 parts of heavy calcium carbonate, 0.001 to 0.2 part of a retarder, 0.1 to 0.5 part of cellulose ether, 0.05 to 0.3 part of starch ether, and 0.5 to 6 parts of a calcined product. The calcined product is a calcined product of fly ash and calcium sulfate; and the calcium sulfate may be selected from any one or more of calcium sulfate dihydrate, calcium sulfate hemihydrate, and anhydrous calcium sulfate. According to the gypsum-based plastering mortar in the present application, desulfurization building gypsum is used as a raw material, so that resource utilization of desulfurization gypsum is implemented; moreover, the gypsum-based plastering mortar has the characteristics of being good in construction effect, low in comprehensive cost, and high in spreading rate.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements

Abstract

A water-resistant and high-strength gypsum plasterboard and a preparation method therefor. Preparation raw materials of the water-resistant and high-strength gypsum plasterboard comprise: gypsum clinker, hydrogen-containing silicone oil, inert silicone oil, an emulsifier, carbon nanotubes, an emulsion, fibers, a binder, a water reducing agent, a foaming agent, and water. The water-resistant and high-strength gypsum plasterboard has ultra-low water absorption, ultra-low surface water absorption, and excellent mechanical properties.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• C04B 38/10 - Porous mortars, concrete, artificial stone or ceramic warePreparation thereof by using foaming agents
• C04B 111/27 - Water resistance, i.e. waterproof or water-repellent materials

Abstract

Provided in the present application is a gypsum plaster board, comprising a board core and surface protection paper, wherein raw materials of the board core comprise a gypsum clinker, expanded vermiculite, silica fume, a phase change material, a heat conductivity reinforcing material, reinforcing fibers and polyvinyl alcohol. The phase change material and the heat conductivity reinforcing material are located in an interlayer space of the expanded vermiculite. Provided in the present application is a gypsum board which has a good thermal insulation performance and a phase change material that is difficult to leak.

IPC Classes  ?

• E04B 1/90 - Insulating elements for both heat and sound slab-shaped
• E04B 1/94 - Protection against other undesired influences or dangers against fire
• C04B 38/10 - Porous mortars, concrete, artificial stone or ceramic warePreparation thereof by using foaming agents
• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• C04B 111/40 - Porous or lightweight materials

Abstract

A gypsum board and a preparation method therefor. The gypsum board is composed of a board core and a surface protection film, wherein raw materials of the board core comprise a gypsum clinker, expanded vermiculite and silica fume; and the surface protection film comprises any one or more of polyoxyethylene, an acrylic emulsion, an epoxy resin, starch, a dispersible latex powder and an ultraviolet curing resin, an independent self-assembled flexible vermiculite nano-film and silica sol.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• C04B 30/00 - Compositions for artificial stone, not containing binders
• C04B 41/85 - Coating or impregnating with inorganic materials
• E04B 9/04 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation comprising slabs, sheets or the like
• E04B 9/00 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation

Abstract

A multi-specification replacement system and method for gypsum building materials. The method comprises: creating a multi-dimensional distance calculation model between the distance between two adjacent systems and the specification of a gypsum board, and determining the position distance between the two adjacent systems corresponding to the current specification of the gypsum board; creating a multi-dimensional execution assembly regulation model between operation parameters of execution assemblies of a film covering system (4) and a shear film cutting system (5) and the specifications of the gypsum board, and determining the operation parameters of the execution assemblies of the film covering system (4) and the shear film cutting system (5) corresponding to the current specification of the gypsum board; and dividing the whole production line into a gypsum board production upstream and a gypsum board production downstream by taking the film covering system (4) as a fixed center, regulating and controlling the gypsum board production upstream and the gypsum board production downstream from inside to outside to synchronously move according to the calculated regulation distance, and enabling a control system (8) to regulate and control all the systems to work synchronously according to the operation parameters calculated by the multi-dimensional execution assembly regulation model after the specification and dimension of the gypsum board are replaced. Stable and accurate production of the gypsum board is guaranteed, and the calculation mode is simpler and more convenient.

IPC Classes  ?

• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]

Abstract

A phase change building material product with a temperature control performance and a preparation method therefor. According to the preparation method, before the preparation of the phase change building material product with the temperature control performance and during the preparation of a phase change microcapsule solution, the phase change microcapsule is in an environment below the phase change temperature, such that a phase change material is in a solid state. Before the preparation of the phase change building material product with the temperature control performance, the phase change microcapsule is placed in an environment below the phase change temperature for a period of time, so as to ensure that the phase change material is in a solid state, wherein the time for which same is placed is 5 hours to 1 month; the time for which same is placed can be 8 days to 20 days, or 12 hours to 2 days; and the temperature of the environment below the phase change temperature can be lower than the phase change temperature by 5ºC or more. The preparation method avoids the leakage of the phase change material, such that the obtained phase change building material product can adjust the indoor temperature and has a higher strength.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements

Abstract

An adhesive, a preparation therefor and an application thereof. The adhesive comprises a water glass solution, a curing agent, a lubricant, a filler and a silane coupling agent. The adhesive can be used for bonding a gypsum board and a floor board, or can also bond two gypsum boards, a gypsum board and cement or a gypsum board and wood, thus avoiding nailing, mounting fasteners or introducing organic adhesives on gypsum boards, reducing the requirements of nail holding force for gypsum boards, and avoiding pollution of an indoor environment caused by organic substance volatilization.

IPC Classes  ?

• C09J 1/02 - Adhesives based on inorganic constituents containing water-soluble alkali silicates
• C09J 11/04 - Non-macromolecular additives inorganic
• C09J 11/06 - Non-macromolecular additives organic
• E04B 2/82 - Removable non-load-bearing partitionsPartitions with a free upper edge characterised by the manner in which edges are connected to the buildingMeans thereforSpecial details of easily-removable partitions

Abstract

Disclosed in the present invention are an edge processing system for a gypsum building material and a control system. The edge processing system comprises a control module and a film cutting rack. Film cutting apparatuses are provided at the four corners of the film cutting rack. The film cutting apparatuses are provided on the film cutting rack by means of sliding mechanisms. The control module controls, according to input position information, the sliding mechanisms to move the corresponding film cutting apparatuses to corresponding set positions on the film cutting rack. The film cutting apparatuses are installed on the film cutting rack by means of the sliding mechanisms, and the synchronous disassembly and assembly efficiency of the plurality of film cutting apparatuses is achieved by means of the film cutting rack installed on a conveying roller passage, thereby greatly improving the disassembly and assembly efficiency of the film cutting apparatuses.

IPC Classes  ?

• B26D 5/00 - Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
• B26D 7/26 - Means for mounting or adjusting the cutting memberMeans for adjusting the stroke of the cutting member
• B26D 7/18 - Means for removing cut-out material or waste

Abstract

An accurate centering system for processing gypsum-based building materials, comprising a gypsum board conveying apparatus (1) and a film applying and unwinding apparatus (2). A centering driving mechanism (3) is installed on each of two sides of a frame body of the gypsum board conveying apparatus (1), and a horizontally arranged T-shaped push rod (4) is installed on each of the centering driving mechanisms (3) on two sides. The film applying and unwinding apparatus (2) comprises a driven rotating shaft (201), and a film applying roll (202) and annular clamping members (203) which are axially slidably installed on the rotating shaft and coaxially arranged with the rotating shaft (201), and centering linkage assemblies (204) used to link the annular clamping members (203) with the T-shaped push rod (4). The T-shaped push rod (4) is linked with the annular clamping members (203) by means of the centering linkage assemblies (204), which prevents a gypsum board to undergo film application and a film on the corresponding film applying roll (202) from being unable to align, prevents material loss caused by film coating failure, and avoids stopping a production line due to position deviations of the film applying roll (202) and the gypsum board during film application, which would reduce the overall production efficiency. Also disclosed is a control system for the accurate centering system for processing gypsum-based building materials.

IPC Classes  ?

• B65H 23/032 - Controlling transverse register of web
• B65H 16/06 - Supporting web roll both-ends type
• B65G 47/24 - Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
• B32B 37/00 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
• B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
• B65H 20/02 - Advancing webs by friction roller

Abstract

Disclosed in the present invention are a gypsum building material cutting and shearing processing application apparatus and control system, comprising a conveying roller way and side frames, the side frames being mounted on two sides of the conveying roller way by means of vertical movement mechanisms, a horizontal movement mechanism being mounted between the side frames on the two sides by means of a height adaptive adjustment mechanism, a partition part driven to move in the direction of width of the conveying roller way being mounted on the horizontal movement mechanism, the height adaptive adjustment mechanism being jacked up by a film-coated plate conveyed on the conveying roller way and being supported on the film-coated plate conveyed by the conveying roller way, and the height adaptive adjustment mechanism driving the horizontal movement mechanism and the partition part to rise synchronously, such that the initial height of the partition part relative to the conveying roller way adapts to the thickness of the film-coated plate conveyed on the conveying roller way.

IPC Classes  ?

• B28B 11/14 - Apparatus or processes for treating or working the shaped articles for dividing shaped articles by cutting
• B28B 17/00 - Details of, or accessories for, apparatus for shaping the materialAuxiliary measures taken in connection with such shaping

Abstract

A production and specification integrated regulation and control system for a gypsum-based building material, the system comprising a feeding system used for conveying boards onto a production line, a film covering system used for covering the boards with films, a film cutting system used for cutting off thin films which are located in gaps between adjacent film-covered boards and which connect the adjacent film-covered boards, a discharging system used for sequentially transferring a plurality of independent film-covered boards off the production line, and a control system connected to a feeding execution mechanism (13), a film covering execution mechanism (14), a film cutting execution mechanism (15) and a discharging execution mechanism (16). Specification parameters of the boards are input into the control system, and the control system controls, according to the input specification parameters of the boards, the feeding execution mechanism (13), the film covering execution mechanism (14), the film cutting execution mechanism (15) and the discharging execution mechanism (16) to correspondingly adjust the processing positions so as to match the boards having the corresponding specification parameters.

IPC Classes  ?

• B65B 33/02 - Packaging small articles, e.g. spare parts for machines or engines
• B65B 61/06 - Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
• B65B 57/00 - Automatic control, checking, warning or safety devices
• B65B 41/10 - Feeding sheets or wrapper blanks by rollers
• B65H 16/06 - Supporting web roll both-ends type

Abstract

Disclosed in the present invention is a servo drive application device for a gypsum building material. The servo drive application device comprises a turning-over ring set and a feeding roller way, which is connected into the turning-over ring set and driven by a chain to rotate to drive a gypsum board to move, wherein a turning-over and position-adjusting mechanism is connected to the turning-over ring set, and the turning-over ring set is internally provided with a stopping mechanism, which is connected to the feeding roller way and used for pressing the gypsum board on the feeding roller way so as to keep the position of the gypsum board unchanged during a turning-over operation. In the present invention, the position merging and the angle deflection correction can be achieved by means of a position-guiding antiskid mechanism; during an implementation thereof, a turning-over emergency stop mechanism drives the turning-over ring set and the gypsum board to be turned over, and at this moment, the position-guiding antiskid mechanism moves towards the center simultaneously along two sides of the feeding roller way before the gypsum board is turned over, so as to merge the position of the gypsum board on the feeding roller way, and in a process of turning over the gypsum board, the position-guiding antiskid mechanism can stop the deflection of two ends of the gypsum board, thereby reducing edge collision probability in a turning-over process.

IPC Classes  ?

• B65G 47/248 - Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles by turning over or inverting them
• B65G 47/22 - Devices influencing the relative position or the attitude of articles during transit by conveyors
• B65G 49/05 - Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles

Abstract

Disclosed in the present invention is a synchronous width adjusting and gathering system for a gypsum building material production line, comprising a forming table and a forming belt connected to the surface of the forming table and used for bearing a gypsum slurry. A width adjusting and gathering mechanism connected to the forming belt is provided on the forming table. According to the present invention, width adjusting and shaking actions can be synchronously performed by means of the width adjusting and gathering mechanism, to reduce the frequency of generating bubbles in the gypsum slurry, and during specific implementation, the width adjusting and gathering mechanism is directly driven to adjust the width of the gypsum slurry borne on the forming belt so as to perform the width adjusting action, and moreover, in the process of performing the width adjusting action, the width adjusting and gathering mechanism can also be driven to vibrate the sidewall of the forming belt so as to perform shaking and flow guiding actions, such that the bubbles are discharged.

IPC Classes  ?

• B28B 3/20 - Producing shaped articles from the material by using pressesPresses specially adapted therefor wherein the material is extruded
• B28B 17/00 - Details of, or accessories for, apparatus for shaping the materialAuxiliary measures taken in connection with such shaping

Abstract

Disclosed in the present invention is a board thickness adjusting and shaping integrated system for a gypsum building material production line, comprising a forming belt used for driving gypsum slurry to move, and a forming table provided directly above the forming belt, wherein a thickness adjusting and balancing mechanism is provided on the sidewall of the forming table. The present invention can perform a convergence shaping action on the gypsum slurry by means of a shaping and guiding mechanism. During implementation, a thickness adjusting and force applying mechanism can control the descending height of the forming table to adjust the thickness of a formed board, and then by means of a lifting and lowering device, the forming table is driven to lower so as to perform a board forming action; moreover, the shaping and guiding mechanism is used for pushing, in the process that the forming belt drives the gypsum slurry to move to a position directly below the forming table, the gypsum slurry that is highly accumulated on the surface of the forming belt to move towards the center of the forming belt, so as to perform convergence on the remaining slurry; moreover, in the process of performing convergence on the remaining gypsum slurry, the shaping and guiding mechanism can further guide the converged gypsum slurry to flow into a low accumulation region on the surface of the forming belt, so as to perform a guiding and shaping action.

IPC Classes  ?

• B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
• B28B 17/00 - Details of, or accessories for, apparatus for shaping the materialAuxiliary measures taken in connection with such shaping

Abstract

A preparation method for sludge ash. The method comprises the following steps: 1) drying sludge, then calcining same at a high temperature, and then rapidly cooling; and 2) crushing the cooled sludge to obtain sludge ash. Gypsum blocks. The addition of sludge ash into gypsum block components is beneficial for the comprehensive utilization of sludge solid waste. By adding the sludge ash and using desulfurized gypsum, phosphogypsum and titanium gypsum clinkers, the product is economic and environmentally friendly, the pollution of solid waste to the environment is reduced, and the cyclic utilization of the solid waste is facilitated.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements

Abstract

An intelligent loading system and a production control system. The intelligent loading system comprises a left-right loading roller conveyor (1) for conveying a base plate, a gantry suction cup mechanism (2), a plate feeding roller conveyor (3), a plate turning device (4), and an acceleration roller conveyor (5) which are sequentially connected. The left-right loading roller conveyor (1) corrects and conveys base plates in batches by means of a left-right roller conveyor structure. The gantry suction cup mechanism (2) suctions the base plates by working in conjunction with two roller conveyors of the left-right loading roller conveyor (1), and implements positioning and loading in batches to the plate feeding roller conveyor (3). The plate feeding roller conveyor (3) is connected to the plate turning device (4) and conveys the base plates at a low speed. The plate turning device (4) turns, at intervals, the base plates conveyed by the plate feeding roller conveyor (3) and conveys the base plates to the acceleration roller conveyor (5). Devices in respective work sections of a gypsum board production line are handled and controlled collectively, so as to guarantee maximum efficiency of transportation and machining of base plates in different work sections and automatically switch the devices in the respective work sections to machining and transportation specifications that conform to base plates of corresponding specifications.

IPC Classes  ?

• B65G 47/52 - Devices for transferring articles or materials between conveyors, i.e. discharging or feeding devices
• B65G 47/91 - Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
• B65G 13/06 - Roller driving means
• B65G 43/08 - Control devices operated by article or material being fed, conveyed, or discharged

Abstract

A gypsum self-leveling material, comprising: a main material, a chemical additive, and a catalytic enzyme. The main material comprises gypsum clinker, aggregate, and filler; the chemical additive comprises a lignosulfonate water reducing agent, and may further comprise any one or more of latex powder, a water-retaining agent, a retarder, and a defoaming agent; and the catalytic enzyme is laccase. According to the gypsum self-leveling material, water-resistant chemical bonds are formed among components, such that the water resistance of the gypsum self-leveling material is greatly improved when an organic silicon waterproof material is not added.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• C04B 111/60 - Flooring materials

Abstract

Disclosed in the present invention are an intelligent monitoring system and method for gypsum building material intelligent production line. The method comprises: dividing a gypsum board production line into a plurality of workshop sections from top to bottom, each workshop section being provided with a monitoring module for monitoring the safe operation of the workshop section, and respectively connecting the plurality of workshop sections and the monitoring modules to a PLC system bus; a PLC system integrating the monitoring modules of all the workshop sections into an integrated monitoring assembly so as to adaptively and synchronously adjust the operation speed of all the working sections; setting a safety threshold value of the monitoring module of each workshop section, and the PLC system using the integrated monitoring assembly to adjust, in a stepped manner, the operation speed of the workshop section exceeding the safety threshold value and to synchronously adjust the operation speed of other workshop sections in the same direction; and readjusting the operation speed of the workshop section exceeding the safety threshold value to recover to the safety operation speed step by step, and monitoring data of the monitoring modules of all the workshop sections at the safety operation speed being within a safety threshold value range. The present invention guarantees safe operation of the production line, and achieves speed same-direction adjustment and stable production of the gypsum board production line.

IPC Classes  ?

• G05B 19/05 - Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]

Abstract

A linkage adjustment method for an intelligent production line of a gypsum building material. The method comprises: providing a plurality of production lines, dividing each production line into a plurality of workshop sections according to a production flow, and creating a linkage adjustment mode for the same type of control objects of the plurality of production lines; establishing a logical linkage system for control objects having the same property in all the workshop sections of an actively regulated and controlled production line, and importing the logical linkage system into a passively regulated and controlled production line; establishing a speed matching relational expression for all the workshop sections to regulate and control running speeds, wherein all the production lines regulate and control, according to a uniform speed matching relational expression, all the workshop sections to synchronously adjust the running speeds in the same direction; and creating a driving running time matching relational expression of each workshop section of all the production lines after the running speeds are adjusted, so as to determine a new running time point and a running interval time, and calculating a time point at which each workshop section completes the next running. The running speeds of a plurality of production lines are regulated and controlled in a linked manner, and the running speeds of different workshop sections of the same production line are synchronously regulated and controlled in the same direction.

IPC Classes  ?

• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]

Abstract

Disclosed in the present invention are a system and method for regulating and controlling the speed of a workshop section of an intelligent gypsum building material production line. The method comprises: dividing, according to a production order, a gypsum building material production line into a plurality of workshop sections connected to a PLC system bus, and establishing a logical linkage system of control objects having the same operation property in all the workshop sections; establishing a function model between a production control object and a workshop section running speed; establishing a speed matching relational expression of the running speeds of all the workshop sections, so that all the workshop sections synchronously adjust a production speed in the same direction; and creating a drive operation time matching relational expression of each workshop section after the running speeds are adjusted, determining a new drive operation time point of each workshop section after the production speed is initially adjusted, and an operation time interval corresponding to the current production speed, and determining the next operation time point of each workshop section according to the new drive operation time point and the operation time interval. In the present invention, all workshop sections are independent of one another and are also correlated with one another, and during adjustment, control objects having the same property in all the workshop sections synchronously change in the same direction.

IPC Classes  ?

• G05D 13/62 - Control of linear speedControl of angular speedControl of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement

Abstract

A gypsum board conveying and steering device, comprising a roller conveying mechanism (1) and a conveyor belt conveying mechanism (2) staggered with the roller conveying mechanism (1), with a conveying line being perpendicular to that of the roller conveying mechanism (1). The roller conveying mechanism (1) comprises a plurality of roller conveying units with various lengths and changeable conveying directions along the conveying line. Various plate position combinations can be combined by adjusting the conveying directions of a plurality of roller conveying units, and steering of plates with various lengths is achieved.

IPC Classes  ?

• B65G 37/00 - Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
• B65G 13/00 - Roller-ways
• B65G 13/12 - Roller frames adjustable
• B65G 15/00 - Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration

Abstract

A glass mat gypsum board. The glass mat gypsum board comprises a board core and a glass mat, wherein the glass mat is wrapped around the board core; and the board core is prepared from the following raw materials: a gypsum clinker, an anionic surfactant, cellulose ether, chopped glass fibers, a modified emulsion, a mildew preventive, a water reducing agent and water. During the preparation of the glass mat gypsum board, the chopped glass fibers are first uniformly mixed with the anionic surfactant, cellulose ether and water. Further provided is a preparation method for the glass mat gypsum board. The gypsum board does not need starch as an adhesive, such that the likelihood of mildew occurring in the gypsum board is greatly reduced. Futhermore, the glass fiber mat has a good air permeability, such that the moisture thereof is more volatile during drying, the drying time required during the production of the board is shortened, the energy consumption is reduced, and the production efficiency is improved. In addition, the gypsum board has a high strength and a good toughness, is waterproof, fireproof, and mildew proof, has a small damp deformation and a strong weather resistance, and can be used in humid environments and external walls of buildings.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like materialBuilding elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
• C04B 111/27 - Water resistance, i.e. waterproof or water-repellent materials
• C04B 111/28 - Fire resistance
• C04B 111/20 - Resistance against chemical, physical or biological attack

Abstract

A paper faced gypsum board and a preparation method therefor. Raw materials of the core of the paper faced gypsum board comprise, in parts by weight: 100 parts of gypsum clinker and 0.5-1.5 parts of an impact resistant material; the impact resistant material is one or both of a water soluble fullerene or a hydroxylated carbon nanotube. The preparation method for the paper faced gypsum board comprises: firstly, dissolving an impact resistant material in water to prepare a first slurry; secondly, adding gypsum clinker, a binder, fibers, modified starch, a water reducing agent, a foaming agent, and water into the first slurry and stirring well to prepare a second slurry; then, pouring the second slurry on a paper facing, and implementing lap joint bonding to prepare a wet board; and finally, after the wet board is solidified, feeding the wet board into a dryer, thereby obtaining the paper faced gypsum board after drying. The longitudinal and transverse breaking loads of the prepared 12 mm paper faced gypsum board based on the present invention are respectively increased by 55.5% and 72.7%, and the impact toughness is increased by 7.89 times. The preparation method of the present invention is simple in process and suitable for large-scale popularization and application.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
• E04F 13/08 - Coverings or linings, e.g. for walls or ceilings composed of covering or lining elementsSub-structures thereforFastening means therefor composed of a plurality of similar covering or lining elements

Abstract

A gypsum plaster board and a preparation method therefor. The gypsum plaster board includes a board core and a surface protection paper. The board core comprises the following raw materials in parts by weight: 100 parts of gypsum clinker, 1-20 parts of a composite waterproof agent and 0.2-5 parts of an emulsion. The composite waterproof agent comprises fly ash, a ground slag, quicklime, a silicone oil, and a silane coupling agent. The side of the surface protection paper, which is in contact with the air, is coated with a protective agent, which comprises a fluoropolyether surfactant and a silicon surfactant. In the present application, the waterproof performance of the board is comprehensively improved in the mode where a protective film is added to the surface layer and a composite waterproof agent is added to the interior, and at the same time, the effect of improving the mechanical properties of the gypsum board is achieved.

IPC Classes  ?

• C04B 28/18 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mixtures of the silica-lime type
• C04B 38/10 - Porous mortars, concrete, artificial stone or ceramic warePreparation thereof by using foaming agents
• D21H 19/32 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming a linkage containing silicon in the main chain of the macromolecule
• D21H 19/20 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds

Abstract

A keel, a sound insulating wall body unit and a wall body. The keel comprises a first fixed arm, a connection arm and a second fixed arm which are connected in sequence; the first fixed arm and the second fixed arm are provided in parallel; the connection arm is provided in an inclined manner; and one end of the connection arm connected to the second fixed arm is inclined towards a side away from the first fixed arm. The sound insulating wall body unit comprises a first wall board, a second wall board and the keel; the first wall board is connected to the second wall board by means of the keel; and a first cavity is formed between the first wall board and the second wall board. The wall body comprises a first wall body unit, a second wall body unit, a support keel and the keels; the keels are fixed on both sides of the support keel; and the keels on both sides are connected to the first wall body unit and the second wall body unit respectively.

IPC Classes  ?

• E04B 2/78 - Removable non-load-bearing partitionsPartitions with a free upper edge with framework or posts of metal characterised by special cross-section of the frame members

Abstract

A wall structure, comprising a keel framework and sound insulation wall units mounted on two sides of the keel framework. The keel framework comprises a plurality of vertical keels; each vertical keel comprises a bottom plate and side plates provided on two sides of the bottom plate; each bottom plate comprises a channel-shaped part and connecting plates provided on two sides of the channel-shaped part; the opening of each channel-shaped part faces the side of the side plates; the two connecting plates respectively connect two sides of each channel-shaped part to the two side plates; the cross-sections of the two connecting plates are configured to be of a trumpet shape having an opening facing the side of the side plates; each sound insulation wall unit comprises a first wall panel connected to a vertical keel, a vibration damping keel having one side connected to the vertical keel by means of the first wall panel, and a second wall panel connected to the other side of the vibration damping keel, both ends of each vibration damping keel being free ends.

IPC Classes  ?

• E04B 2/76 - Removable non-load-bearing partitionsPartitions with a free upper edge with framework or posts of metal
• E04B 2/78 - Removable non-load-bearing partitionsPartitions with a free upper edge with framework or posts of metal characterised by special cross-section of the frame members
• E04B 1/94 - Protection against other undesired influences or dangers against fire
• E04C 2/284 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups , , , or of materials covered by one of these groups with a material not specified in one of these groups at least one of the materials being insulating

Abstract

Provided is a decorative plate, the decorative plate comprising a plate substrate and a decorative layer, wherein the decorative layer covers five faces of the plate substrate. The decorative plate further comprises a bonding layer, wherein the decorative layer is fixed to a surface of the plate substrate by means of the bonding layer. In the decorative plate provided in the present utility model, the five faces of the plate substrate are covered by the decorative layer, thereby effectively avoiding the undesirable phenomena of burrs, tearing, etc. of a decorative face of the plate, and ensuring the decorative effect and service life thereof.

IPC Classes  ?

• E04F 13/077 - Coverings or linings, e.g. for walls or ceilings composed of covering or lining elementsSub-structures thereforFastening means therefor composed of specially adapted, structured or shaped covering or lining elements composed of several layers, e.g. sandwich panels

Abstract

A decorative plate, a production line thereof and a production process therefor. The production line of the decorative plate comprises a control center (300), a conveying roller table (1) and an attaching device (2), a cutting mechanism (3), a first pressing mechanism (4), a cropping mechanism (5) and a second pressing mechanism (6) which are sequentially provided in a conveying direction of the conveying roller table (1); the attaching device (2) is used for pressing a finishing material (200) onto a decorative surface of a base material (100); the cutting mechanism (3) is used for cutting the finishing material (200) at a position between adjacent base materials (100); the first pressing mechanism (4) is used for pressing an edge portion of the finishing material (200) with a side surface and the bottom surface of the base material (100); and the second pressing mechanism (6) is used for pressing an end portion of the finishing material (200) with an end surface and the bottom surface of the substrate (100).

IPC Classes  ?

• B32B 37/00 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
• B32B 37/10 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using direct action of vacuum or fluid pressure
• B32B 37/12 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
• B32B 37/06 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
• B32B 38/00 - Ancillary operations in connection with laminating processes
• B32B 38/16 - DryingSofteningCleaning
• B32B 41/00 - Arrangements for controlling or monitoring lamination processesSafety arrangements
• B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
• B32B 27/30 - Layered products essentially comprising synthetic resin comprising vinyl resinLayered products essentially comprising synthetic resin comprising acrylic resin
• B32B 27/32 - Layered products essentially comprising synthetic resin comprising polyolefins
• B32B 29/00 - Layered products essentially comprising paper or cardboard
• E04F 13/08 - Coverings or linings, e.g. for walls or ceilings composed of covering or lining elementsSub-structures thereforFastening means therefor composed of a plurality of similar covering or lining elements
• B44C 5/04 - Ornamental plaques, e.g. decorative panels, decorative veneers

Abstract

An automatic film connecting device and a film connecting method therefor. The automatic film connecting device comprises a film rolling apparatus, a detection apparatus (12), a guiding apparatus, an automatic film connecting apparatus, and a control apparatus; the film rolling apparatus is used for releasing a coating film A or a coating film B; the guiding apparatus is used for introducing the coating film A or the coating film B into a film connecting region of the automatic film connecting apparatus and penetrating through the film connecting region; the detection apparatus (12) is used for detecting whether the coating film A or the coating film B is released completely; the automatic film connecting apparatus is used for connecting the coating film A and the coating film B in the film connecting region; the film rolling apparatus, the detection apparatus (12), the guiding apparatus, and the automatic film connecting apparatus are sequentially disposed along an advancing direction of the coating films; and the control apparatus is electrically connected to the film rolling apparatus, the detection apparatus (12), the guiding apparatus, and the automatic film connecting apparatus, respectively. According to the automatic film connecting device and the film connecting method therefor, the coating films can be automatically replaced without shutdown so as to implement continuous production, so that the production efficiency is improved.

IPC Classes  ?

• B65H 19/18 - Attaching, e.g. pasting, the replacement web to the expiring web
• B65H 26/06 - Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to predetermined lengths of webs
• B65B 41/00 - Supplying or feeding container-forming sheets or wrapping material

Abstract

A synchronization algorithm control system for controlling multiple axes by means of virtual axes. The system comprises: a servo virtual primary axis and multiple servo following axes; a motion control card; a numerical-control positioning group for carrying out synchronization control signal collection on the multiple servo following axes; a forward channel for transferring a drive torque collection signal of the numerical-control positioning group regarding the servo virtual primary axis, and feeding same back to a signal channel of the servo virtual primary axis; a backward channel, which is a transmission passage for a drive load signal of the multiple servo following axes, and takes the multiple servo following axes that are connected to the backward channel as a load to carry out signal collection, transmission and feedback; and an interruption module for removing synchronization signals of the servo virtual primary axis and the multiple servo following axes, calculating the current target position according to the load of the multiple servo following axes themselves, and removing target position synchronization proportionality coefficients of the servo virtual primary axis and the multiple servo following axes. The problems of the coupling and the interference of a complicated system are solved, and the rapid switching between synchronous control and asynchronous control of a virtual primary axis and a virtual secondary axis is realized.

IPC Classes  ?

• G05B 11/42 - Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential for obtaining a characteristic which is both proportional and time-dependent, e.g. P. I., P. I. D.

Abstract

Disclosed are a gypsum board and a preparation method therefor. The gypsum board is specifically a functional paper-faced gypsum board having a humidity-sensitive effect, composed of a gypsum board substrate and a coating coated on the surface of the gypsum board substrate, wherein the raw materials of the gypsum board substrate include gypsum powder, diatomite, zeolite, a fine silicon powder, a cement, a binder, a foaming agent and a silica sol solution; and the raw materials of the coating include a polyacrylic emulsion, an allochroic silica gel, diatomite and a silica sol solution. Under the premise of not affecting the construction performance, the paper-faced gypsum board having a humidity-sensitive effect has improved moisture absorption and moisture liberation performances, and has the effect of indicating the relative humidity of an environment; furthermore, an allochroic function thereof can change the color of the coating on the paper-faced gypsum, so that same has a decorative function and a function of improving the comfort of a living environment.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• E04F 13/07 - Coverings or linings, e.g. for walls or ceilings composed of covering or lining elementsSub-structures thereforFastening means therefor
• C04B 38/02 - Porous mortars, concrete, artificial stone or ceramic warePreparation thereof by adding chemical blowing agents

Abstract

A gypsum-based self-leveling floor. The gypsum-based self-leveling floor comprises gypsum-based mortar and a coating on the surface of the gypsum-based mortar. The raw materials of the gypsum-based mortar comprise: gypsum, color-changing silica gel, a phase change material, a porous mineral material, a water reducer, latex powder, a water retaining agent, a filler, and water. The raw materials of the coating comprise: a polyacrylic acid aqueous solution, color-changing silica gel, a silica sol, and a super-absorbent resin. The laying process of the floor comprises: evenly mixing the materials of the gypsum-based mortar other than water; testing the standard consistency spread of the mixture in the previous step, determining a water consumption amount for the standard consistency of the mixture, adding water to the mixture to make a slurry, and then performing laying; evenly mixing and stirring the materials of the coating; and applying the coating to the surface of the gypsum-based mortar after the gypsum-based mortar is dried.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
• C04B 111/62 - Self-levelling compositions
• C09D 133/00 - Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofCoating compositions based on derivatives of such polymers

Abstract

An ardealite self-leveling mortar, and a preparation method therefor and an application thereof. The preparation raw materials comprise ardealite and solid waste, and do not comprise cement. The solid waste is selected from any one or more of red mud, papermaking white mud, and steel slag. The preparation method comprises: mixing the ardealite with the solid waste, calcining, and ball milling; and mixing the ball-milled ardealite and the solid waste with aggregate, a retarder, a defoamer, a water-retaining agent, a water reducing agent, redispersible latex powder, and an optional thermal conductive material. By adding the ardealite and the solid waste in the ardealite self-leveling mortar, no cement needs to be added and the solid waste can be recycled. The raw material costs of the self-leveling mortar are reduced. The self-leveling mortar having good thermal conductive performance is prepared for filling gaps between floor heating pipes and an upper layer surface.

IPC Classes  ?

• C04B 28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements

Abstract

4142525:Eu2+,Dy3+. The preparation method for the energy storage luminescent paint comprises: (1) adding water, a thickener, and a defoamer to a vessel under stirring conditions; (2) slowly adding calcium carbonate and talcum powder to the vessel, and continuing to stir same until a slurry with a fineness ranging from 60 μm to 80 μm is obtained; (3) adding a film-forming emulsion and a film-forming auxiliary to the vessel, and continuing to stir same; (4) adding a luminescent pigment, a wetting agent, and optionally, an anti-settling agent to the vessel, adjusting the slurry in the vessel to a pH ranging from 8 to 11 with a pH regulator, and continuing to stir same; and (5) adjusting the viscosity of the slurry obtained in step (4) to 105 KU to 110 KU.

IPC Classes  ?

• C09D 5/02 - Emulsion paints
• C09D 125/14 - Copolymers of styrene with unsaturated esters

Abstract

244:Eu 2+, Dy 3+4142525:Eu 2+, Dy 3+244:Eu 2+, Nd 3+. The method comprises: spraying the long afterglow luminescent material on a surface of a wet mineral wool board with a coating, and drying to obtain the mineral wool board. The mineral wool board of the present application can exhibit colors such as yellow-green, blue-green, blue or red, and the light-emitting intensity of the mineral wool board is large, and the afterglow time is long, in addition, the addition of the long afterglow luminescent material has no adverse effect on the strength of the mineral wool board, and the mineral wool board of the present application satisfies the use requirements.

IPC Classes  ?

• C09K 11/64 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing aluminium

Abstract

A method for preparing a gypsum plaster board and a gypsum plaster board. An atomized mildewcide solution is sprayed onto the surface of the gypsum plaster board during the drying stage of the gypsum plaster board, under vacuum conditions.

IPC Classes  ?

• C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements