Provided is a portable cutting machine in which heat from a cutting torch attached to an arm does not affect an interlocking member of the arm arranged in a casing even when the portable cutting machine is one in which cutting work is performed in the vicinity of the cutting machine body. A portable cutting device of the present invention includes: an arm capable of attaching a cutting torch to the tip thereof; an arm driving shaft provided at one end of the arm; a driving means for rotating the arm driving shaft; and a casing for storing the driving means. The portable cutting machine is characterized in that: an air supply fan for drawing outside air into the casing is further included; and an exterior plate of the casing is provided with a cooling ventilation passage for allowing the air supply fan to convey outside air at least at a portion of the exterior plate facing the cutting torch.
B23K 37/00 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe
B23K 7/00 - Découpage, décriquage ou dépolissage, par chauffage à la flamme
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
B23K 10/00 - Soudage ou découpage au moyen d'un plasma
The purpose of the present invention is to provide a laser cutting nozzle capable of suppressing temperature rise of an inner nozzle. The laser cutting nozzle has an inner nozzle, and an outer nozzle that ejects a shield gas through a shield gas flow path formed between the inner nozzle and the outer nozzle. The inner nozzle has: a body part in which a through hole for passing laser light and an assist gas is formed; a fitting part formed at a position separated by a predetermined dimension from an end part on one side of the body part and having an outer diameter larger than the outer diameter of the body part; a plurality of through holes formed penetrating the fitting part in the thickness direction; and a flange formed at a position separated from the fitting part toward the end part on the other side from the body part and facing the plurality of through holes. The outer nozzle has: a recessed fitting part with which the fitting part of the inner nozzle is fit; and a flow path surface having an inner diameter larger than the outer diameter of the body part of the inner nozzle and smaller than the inner diameter of the recessed fitting part, and forming the shield gas flow path together with the outer peripheral surface of the inner nozzle.
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
B23K 26/38 - Enlèvement de matière par perçage ou découpage
[Problem] To provide a printing device suitable for printing on a lower surface of a printing object and printing equipment using the printing device. [Solution] A printing device A includes a conveyor (11) having a separation space (12) which is separated in the conveyance direction; a garter (2) directionally arranged at the separation space of the conveyor below and across a conveyance surface of the conveyor; a first carriage (3) installed on the garter and configured to be traversable in the direction traversing the conveyor, and a second carriage (4) configured to be movable in the conveyance direction; a printing head (1) installed on the second carriage to be movable up and down and performing printing on the lower surface of a steel sheet (13) conveyed by the conveyor; suction units (7) which are disposed upper side of the separation space and are arranged from the upstream side to the downstream side in the conveyance direction of the separation unit of the conveyor, and which suction a printing object conveyed by the conveyor; and a printing object holding device having gap holding members (8) which form a gap K between the suction units and the surface of the printing object.
B65H 29/24 - Délivrance ou progression des articles à la sortie des machinesProgression des articles vers ou dans les piles par appareil à jet d'air ou aspirant
B25H 7/04 - Dispositifs de marquage, p. ex. pointes à tracer
B41J 2/01 - Machines à écrire ou mécanismes d'impression sélective caractérisés par le procédé d'impression ou de marquage pour lequel ils sont conçus caractérisés par la mise en contact sélective d'un liquide ou de particules avec un matériau d'impression à jet d'encre
B41J 3/413 - Machines à écrire ou mécanismes d'impression ou de marquage sélectif caractérisés par le but dans lequel ils sont construits pour le marquage sur des matériaux particuliers pour le métal
B41J 11/02 - Appuis ou autres organes de contre-pression
B41J 11/14 - Mécanismes de déplacement des appuisEntraînements appropriés
B65H 7/14 - Commande de l'alimentation en articles, de l'enlèvement des articles, de l'avance des piles ou d'appareils associés permettant de tenir compte d'une alimentation incorrecte, de la non présence d'articles ou de la présence d'articles défectueux par palpeurs ou détecteurs par palpeurs ou détecteurs photo-électriques
[Problem] To provide a print device that can print on accurate positions even when the material being printed on is slanted. [Solution] A print device A for printing on an upper surface of a steel plate 2 conveyed by a conveyor 1, the print device A having: a print unit B having a print head 10 that prints on the upper surface of the steel plate; a tilt detection unit C that detects the tilt of the steel plate; a thickness detection unit D that detects the thickness of the steel plate; a two-end height detection unit E that detects the height of the steel plate at the downstream-side end and in the proximity of both widthwise ends; a warping detection unit F that detects warping of the steel plate in the thickness direction; a conveying speed detection unit G that detects the speed at which the steel plate is conveyed; and a control unit 35 that stores print data and specification data including the plate thickness of the material being printed on in advance, converts coordinates of the print data in accordance with the tilt of the steel plate detected by the tilt detection unit C, and performs control so that the print unit B is raised or lowered in correspondence with the thickness detected by the thickness detection unit D.
B41J 25/308 - Mécanismes mobiles pour têtes d'impression ou chariots mobiles vers ou à partir de la surface du papier avec des mécanismes de réglage de la distance entre l'élément d'impression et le matériau d'impression
B41J 2/01 - Machines à écrire ou mécanismes d'impression sélective caractérisés par le procédé d'impression ou de marquage pour lequel ils sont conçus caractérisés par la mise en contact sélective d'un liquide ou de particules avec un matériau d'impression à jet d'encre
B41J 3/407 - Machines à écrire ou mécanismes d'impression ou de marquage sélectif caractérisés par le but dans lequel ils sont construits pour le marquage sur des matériaux particuliers
[Problem] To provide a simply-structured device for reliably providing a water stream alongside a plasma cutting torch. [Solution] A device (water stream device A) that is mounted on a plasma cutting torch to provide a water stream alongside the plasma cutting torch, the device comprising: an inner cylinder 1 fitted into a body 10 of a torch B; an outer cylinder 2 that is disposed to the outer circumferential side of the inner cylinder 1 to form a water chamber 4 with an outer circumferential surface 1a; a divider member 3 that is disposed between the inner cylinder 1 and the outer cylinder 2 so as to face the water chamber 4, forms a flow path 5 with the outer circumferential surface 1a of the inner cylinder 1, and forms an opening 6 connecting the water chamber 4 and the flow path 5; a connector member 8 that communicates with the water chamber 4 and to which is connected a water-supplying member for supplying water to the water chamber 4; and a stream outlet 7 configured on an end of the flow path 5 to discharge water flowing through the flow path 5 in a cylindrical shape.
[Problem] To facilitate operations performed when starting and ending machining of a workpiece. [Solution] A traveling truck A has: a drive motor 25; a three-position selection switch 12; a press-button switch 13 for enabling travel at a preset secondary speed; a speed setting dial 14 for setting a machining speed or the secondary speed; and a control unit 20 that stores the machining speed and the secondary speed in accordance with the operation amount of the speed setting dial, controls the rotational direction and the rotational speed of the drive motor in response to a travel signal from the three-position selection switch, and controls the rotational speed corresponding to the secondary speed while holding the rotational direction of the drive motor when a secondary speed signal is generated from the press-button switch and the secondary speed signal is maintained.
B60L 15/20 - Procédés, circuits ou dispositifs pour commander la propulsion des véhicules à traction électrique, p. ex. commande de la vitesse des moteurs de traction en vue de réaliser des performances désiréesAdaptation sur les véhicules à traction électrique de l'installation de commande à distance à partir d'un endroit fixe, de différents endroits du véhicule ou de différents véhicules d'un même train pour la commande du véhicule ou de son moteur en vue de réaliser des performances désirées, p. ex. vitesse, couple, variation programmée de la vitesse
B23K 7/00 - Découpage, décriquage ou dépolissage, par chauffage à la flamme
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
[Problem] To provide a travel carriage having improved work properties. [Solution] A travel carriage A on which a welding torch or cutting torch is mounted, and which chucks by suction a workpiece material comprising a magnetic body and travels, wherein the travel carriage A is configured to have: a handle 5 that is disposed on the exterior of a body 1, is secured to the body 1, and supports a load; a magnet 10 that is disposed so as to be capable of separating from or approaching a steel plate within the body 1; an operation member 13 that operates so as to cause the magnet 10 to separate from or approach the steel plate; and a holding member 15 that is disposed facing the magnet 10 while the magnet 10 is separated from the steel plate, the holding member 15 being attracted to the magnet 10 and holding a position of the magnet 10 separated from the steel plate.
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
B23K 7/00 - Découpage, décriquage ou dépolissage, par chauffage à la flamme
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
09 - Appareils et instruments scientifiques et électriques
35 - Publicité; Affaires commerciales
37 - Services de construction; extraction minière; installation et réparation
38 - Services de télécommunications
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Computer programs; data carriers containing computer
programs; computer programs for remote monitoring system;
data carriers containing computer programs for remote
monitoring system; computer programs for business management
and administration; data carriers containing computer
programs for business management and administration;
electronic machines, apparatus and their parts; measuring or
testing machines and instruments; electric or magnetic
meters and testers; telecommunication machines and
apparatus; laboratory apparatus and instruments. Business management consultancy, also via the Internet;
business management and consultancy services in view of
process control and production control system; consultancy
and advisory services relating to improvement and repair of
manufacturing operations; business management analysis or
business consultancy in view of manufacturing operations in
production process; product merchandising; business
management analysis or business consultancy; marketing
research or analysis; provision of information concerning
commercial sales; compiling of information into computer
databases. Repair or maintenance of metalworking machines and tools;
repair or maintenance of chemical processing machines and
apparatus; repair or maintenance of storage tanks; repair or
maintenance of waste compacting machines and apparatus;
repair or maintenance of waste crushing machines and
apparatus; repair or maintenance of installations for air
purification and ventilation. Telecommunications, other than broadcasting; broadcasting;
rental of telecommunication equipment including telephones
and facsimile apparatus. Designing of machines, apparatus, instruments [including
their parts] or systems composed of such machines, apparatus
and instruments; computer programming services; computer
programming services for remote monitoring system; computer
programming services for business management and
administration; technological advice relating to computers,
automobiles and industrial machines; rental of computers;
rental of server memory space; rental of electronic memory
space on the Internet; providing computer programs on data
networks; providing computer programs for remote monitoring
system on data networks; providing computer programs for
business management and administration on data networks;
rental of measuring apparatus; rental of laboratory
apparatus and instruments.
A laser machining device having a surface plate upon which a material to be machined is placed, a rail, a saddle, a garter, a horizontal carriage, and a laser nozzle. On it is attached: a machining trolley that causes the saddle to travel along rail, causes the horizontal carriage to travel horizontally along garter, irradiates laser light from laser nozzle towards a material to be machined, and cuts or welds the material. A cover is provided that covers substantially the entire surface of machining trolley and has an upper surface cover, a laser nozzle-side cover, a garter-side cover, and a side surface body. On a lower end side of the laser nozzle-side cover and the garter-side cover, there is a flexible light-blocking member for preventing laser light from leaking from a gap between the lower end section and the upper surface of the surface plate.
a); a flow retention member (4) provided to the gas pipeline part; and a control device (10) for controlling the opening and closing of the solenoid valves, and controlling the flow retention member.
The plasma torch has a nozzle and body. The nozzle has an inner nozzle and inner cap fastened to the body with the inner nozzle. Annular water passage and a plurality of independent water passages are formed between the inner nozzle and inner cap. Force applied when the inner cap is fastened to the nozzle base is transmitted via partitions. The torch body has a water supply port and drain port. At least one of the water supply port and drain port is configured as a groove extending on a plane crossing the axis and is connected to the water passage. When the nozzle is fastened to the torch body, one of the independent water passages communicates with the water supply port and another communicates with the water drain port. Rear end surface of inner nozzle is in contact with end surface of the nozzle base thereby obtaining electrical conductivity.
A laser machining device having a surface plate (D) upon which a material (F) to be machined is placed, a rail (E), a saddle (1), a garter (2), a horizontal carriage (3), and a laser nozzle (5) and has attached thereto: a machining trolley (A) that causes the saddle to travel along the rail, causes the horizontal carriage to travel horizontally along the garter, irradiates laser light from the laser nozzle (5) towards the material (F) to be machined, and cuts or welds same; a cover (B) that covers substantially the entire surface of the machining trolley and has an upper surface cover (11), a laser nozzle-side cover (12), a garter-side cover (13), and side surface covers (14, 15); and, on the lower end side of the laser nozzle-side cover and the garter-side cover, a flexible light-blocking member (C) for preventing laser light from leaking from a gap between said lower end section and the upper surface of the surface plate.
The present invention is a plasma cutting apparatus (A) configured such that a starting gas is switched to plasma gas at the stage when current is applied to an electrode provided to a plasma torch, and a plasma arc is produced at a preset current value on a material (B) to be cut, so as to extend the life of the electrode, wherein the apparatus is configured to have: a starting gas supply unit (2) having a starting gas solenoid valve (2b) provided with a starting gas supply source (2a) and a starting gas pipeline (2c); a plasma gas supply unit (3) having a plasma gas solenoid valve (3b) provided with a plasma gas supply source (3a) and a plasma gas pipeline (3c); a plasma gas connection part (8) for connecting the downstream-side end part of the starting gas supply unit and the downstream-side end of the plasma gas supply unit; a gas pipeline part (5) for connecting the plasma gas connection part (8) and a torch body (1a); a flow retention member (4) provided to the gas pipeline part; and a control device (10) for controlling the opening and closing of the solenoid valves, and controlling the flow retention member.
The present invention addresses the problem of providing a welding apparatus for welding a flange (2), which is a member to be welded, to a cylindrical pipe (1), there being no increase in the size of the apparatus even when the diameter of the cylindrical pipe is enlarged. A welding apparatus has: a rotation-drive device (turning roll (A)) on which a cylindrical pipe (1) and a flange (2), which is a member to be welded, are placed and caused to rotate; a rotation control unit for controlling the rotation of a rotation drive member; and a carriage (B) on which is mounted a welding torch (20) for welding the cylindrical pipe (1) and the flange (2), and which is placed so as to be able to travel around the cylindrical pipe (1); the carriage (B) being provided with an incline detection instrument for detecting the incline of the carriage (B) toward the travel direction. The apparatus has a controller for generating an instruction signal for accelerating or decelerating the rotation drive member in relation to the rotation control unit of the rotation drive device in accordance with the detected direction of the incline when the incline of the carriage (B) toward the travel direction has been detected.
B23K 9/028 - Soudage de joints continusSupportsPièces rapportées pour des joints curvilignes situés dans un plan
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
B23K 37/047 - Déplacement des pièces pour ajuster leur position entre les étapes de brasage, de soudage ou de découpage
[Problem] To provide a plasma torch capable of effectively cooling a nozzle through to an injection hole for a plasma arc and having stable electrical conduction performance. [Solution] A plasma torch has a nozzle (A) and a torch body (B). The nozzle has an inner nozzle (2) and an inner cap (3) fastened to the torch body together with the inner nozzle, an annular passage (8) and a plurality of independent water channels (9) being formed therebetween, and is configured so that, when the inner cap is fastened to a nozzle base (14), a fastening force is conveyed via a bulkhead (2f). The torch body has a supply port (20) and an exhaust port (21), one of which is configured from a groove connected to the water channels and extended in-plane in a direction crossing the axis. When the nozzle is fastened to the torch body, one of the independent water channels communicates with the supply port and another of the independent water channels communicates with the exhaust port, and a rear end face (2h) of the inner nozzle comes in contact with an end face (14a) of the nozzle base (14), thereby conducting electricity.
[Problem] To provide exhaust gas treatment equipment for removing an exhaust gas by burning or pyrolyzing the same in a rational manner. [Solution] Treatment equipment (A) having: a combustion chamber (1) for removing a supplied exhaust gas by burning or decomposing the same, one end part (1a) of the combustion chamber (1) being closed; an exhaust pipe (2) for discharging the removed exhaust gas and connected to an other end part (1b) of the combustion chamber (1); and a housing (10) for accommodating the combustion chamber (1) and the exhaust pipe (2). In the combustion chamber, an exhaust gas supply port (3) for supplying the exhaust gas to be removed to the closed one end part (1a) side is provided, a burner (4) is provided closer to the exhaust pipe (2) side than is the exhaust gas supply port (3), and a combustion-sustaining gas supply nozzle (5) for supplying a combustion-sustaining gas is provided between the burner (4) and the exhaust gas supply port (3), or is provided closer to the exhaust pipe (2) side than is the burner (4).
F23G 7/06 - Procédés ou appareils, p. ex. incinérateurs, spécialement adaptés à la combustion de déchets particuliers ou de combustibles pauvres, p. ex. des produits chimiques de gaz d'évacuation ou de gaz nocifs, p. ex. de gaz d'échappement
F23J 1/06 - Dispositifs fonctionnant mécaniquement, p. ex. poussoirs à mâchefers
A travel carriage (A), which has a plurality of guide rollers pressure welded to a standing plate (2) and which runs on a transverse plate (1), makes a processing torch (18) move along a target processing line after reaching a travel limit and makes an adjusting operation that is necessary when changing travel direction easily to carry out. The constitution thereof has: a plurality of support arms (10b, 11b), which have guide rollers (10a, 11a) on the tips thereof and are provided such that the attachment position thereof can be adjusted to a prescribed position for a carriage main body (12); a torch holder (15) that holds the processing torch; a torch holder guide member (16), the end sides in the longitudinal direction of which are each attached to a prescribed position on one of the plurality of support arms such that the angle thereof can be adjusted and which guide the movement of the torch holder; and a torch holder drive device (17) that moves the torch holder along the torch holder guide member. The constitution is such that the angle of the torch holder guide member to the carriage main body can be adjusted along with adjusting of the attachment position of the support arm to the carriage main body.
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
B23K 9/02 - Soudage de joints continusSupportsPièces rapportées
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
An object of the present invention is to prevent the continuation of welding by moving a welding torch along a target welding line at a predetermined speed after a truck reaches a traveling limit. The present invention comprises: a torch (B) that welds a corner portion (F) where a plurality of welding target materials (C, D, E) are combined; a linear guide member that guides the torch (B) in a linear manner; a linear driving mechanism that includes the linear guide member which guides the torch (B) in a linear manner, and a linear driving motor which drives the torch (B) in a reciprocating manner; a rotation mechanism that includes a rotation motor which rotates at least the linear guide member; a truck (A) where the linear driving mechanism and the rotation mechanism are mounted; and a control unit that maintains a distance between the torch (B) and the corner portion (F) while controlling the driving of the linear driving motor and the rotation motor so as to maintain a welding speed when it is confirmed that the truck travels over a travel section that is shorter than a predetermined welding section.
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
B23K 9/02 - Soudage de joints continusSupportsPièces rapportées
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
A welding carriage that welds the region where a vertical plate (D), which is arranged substantially perpendicular to a horizontal plate (C) comprising a nonmagnetic material, intersects the horizontal plate. A first carriage (A) is arranged facing one surface of the vertical plate (D), and a second carriage (B) is arranged facing the other surface. A first magnet (2) is arranged on the first carriage (A), which is provided with drive rollers (6), a drive member that drives the drive rollers (6), and guide rollers (10) that make contact with the horizontal plate (C) and rotate. A second magnet (22), which faces the other surface of the vertical plate (D) and faces the first magnet (2) arranged on the first carriage (A), with the pole of this second magnet attracting the opposing pole of the first magnet (2), is arranged on the second carriage (B), which is provided with rollers (23) that make contact with the vertical plate (D) and undergo driven rotation, and guide rollers (10) that make contact with the horizontal plate (C) and rotate.
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
B23K 9/02 - Soudage de joints continusSupportsPièces rapportées
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
Provided is a laser cutting device (1) that prevents adverse effects to a cutting surface due to self-burning caused by excess oxygen, reduces an oxygen gas that does not contribute to cutting, irradiates a laser beam (3a) to a cutting target material (2) so as to maintain processing precision, and performs cutting while the oxygen gas is emitted to a cut point (2a) irradiated with the laser beam (3a) and to the vicinity of the cut point (2a), the device having a plurality of nozzle tips (5) that is provided around a nozzle tip (4) for emitting the laser beam (3a), a control portion that determines the nozzle tips (5) placed back and forth in a cutting progression direction behind the cutting point (2a) among the plurality of nozzle tips (5), and a gas supplying portion (8) that supplies an oxygen gas of high pressure to the nozzle tips (5) placed back and forth in the cutting progression direction behind the cutting point (2a) determined by the control portion (6), and supplies an oxygen gas of low pressure to the nozzle tips (5) placed in parts except for the front and back in the cutting progression direction.
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 26/12 - Travail par rayon laser, p. ex. soudage, découpage ou perçage sous atmosphère particulière, p. ex. dans une enceinte
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
[Problem] To provide a torch adjustment apparatus that improves anti-heat measures while making it easy to set the angle of the torch. [Solution] Provided is a torch adjustment apparatus for adjusting the position of a torch in relation to the material to be processed, the torch comprising a welding torch or a cutting torch and the apparatus being mounted on a carriage (B) that travels on top of the material to be processed. The apparatus has the following: a torch holder (27) that supports the torch so that the torch is detachable; a torch angle adjustment unit that adjusts the angle of the torch holder in relation to the material to be processed; and a torch in and out adjustment unit that adjusts the in and out position of the torch holder by moving the holder on a plane parallel to the material to be processed in a direction perpendicular to the traveling direction of the carriage (B). The torch holder is formed in a channel shape comprising a pair of flanges (27a and 27b) and a connecting piece (27c) that connects the pair of flanges. A mounting member (28) for mounting the torch so that the torch is detachable is disposed on the connecting piece, and the torch holder is mounted to the torch angle adjustment unit via one of the flanges (27a).
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
[Problem] To provide a processing device wherein, at the time of welding or cutting a material to be processed, the travel speed or the rotation speed can be adjusted minutely with a small rate of change within a speed range that suits the intended processing, and the travel speed can be adjusted with a large rate of change in other ranges. [Solution] This processing device (A) in which a material to be processed and a torch (B) for welding or cutting the material to be processed are moved relative to one another comprises: a drive device (26a) that relatively moves the material to be processed and the processing device; an operating unit (6) with which an operator operates the speed of the drive device; a storage unit (25c) that stores information in which different rates of change in speed have been set for operation amounts of the operating unit (6) within each of a plurality of regions defined by dividing the index range of the operating unit; and a control device (25) that adjusts the speed of the drive device by associating the operation amount of the operating unit within the respective regions with the respective rates of change in speed stored in the storage unit.
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
[Problem] To provide a rail that can be bent easily along a curved surface to be processed, and with which a dolly can be moved along the surface to be processed. [Solution] A rail (A) comprises: joining members (10) bendable along a curved surface of the material to be processed; and a plurality of rail pieces (1) through which through holes (1a) for having the joining members inserted therethrough are formed in penetration in the width direction thereof, on the side faces (1d) of which are formed protrusions (1e), and on the upper faces (1b) of which are installed racks (2). The protrusions (1e) are arranged between adjacent rail pieces (1), the joining members (10) are inserted through the through holes (1a) of the rail pieces (1), rail pieces (1) arranged at both ends in the longitudinal direction are anchored to the joining members (10), and mounted onto the material to be processed with mounting members (15) interposed therebetween. Guiding sections (5) are formed on each of the plurality of rail pieces (1).
[Problem] To provide a pressure regulator comprising an adiabatic compression preventing mechanism and a pressure indicating mechanism. [Solution] A pressure regulator (A) comprises an adiabatic compression preventing mechanism (B) and a pressure indicating mechanism (C). The adiabatic compression preventing mechanism (B) comprises: a partitioning member (11) slidably disposed on a stepped part (10) at a primary-side passage (1) of the pressure regulator (A), the partitioning member (11) including a central small flow passage (11a) and a circumferential large flow passage (11f), the large flow passage being blocked when the partitioning member (11) makes contact with the stepped part (10), the partitioning member (11) further including a connection passage (17) formed at a downstream side of an upstream-side end surface (11d) so as to connect the small flow passage and the large flow passage; and a first spring (12) urging the partitioning member toward an upstream side in a gas flow direction. The pressure indicating mechanism (C) comprises: a cylindrical part (31) in which a first relief chamber (31a) having a small diameter and a second relief chamber (32b) having a large diameter are formed with an opening (31d) crossing the second relief chamber; a sliding member (32) including an indicating part (32a) and a pressure receiving part (32b), the sliding member (32) being slidably inserted in the cylindrical part (31); an O-ring (33) disposed on an end part of the first relief chamber; and a second spring (35) urging the sliding member toward the pressure receiving part.
G05D 16/06 - Commande de la pression d'un fluide sans source d'énergie auxiliaire l'élément sensible étant un organe élastique cédant à la pression, p. ex. un diaphragme, un soufflet, une capsule
F16K 17/30 - Soupapes ou clapets limiteurs de débit fonctionnant par différence de pression entre deux points de l'écoulement et agissant directement sur l'élément d'obturation dans un sens uniquement sous l'action d'un ressort
F16K 37/00 - Moyens particuliers portés par ou sur les soupapes ou autres dispositifs d'obturation pour repérer ou enregistrer leur fonctionnement ou pour permettre de donner l'alarme
Provided is a mobile workbench constructed so as to determine that an accident of some kind has occurred and to stop if the speed of the mobile workbench suddenly changes. A mobile workbench (A) travels on a material (Ca) to be processed and performs predetermined processing (welding) by using a processing tool (welding torch (B)) mounted thereon. The mobile workbench (A) comprises: a workbench main body (1); a plurality of wheels (4) which are provided on the workbench main body (1); a drive motor (3a) which drives the wheels (4); an acceleration sensor (10) which detects the acceleration acting on the workbench; and a control unit (12) which is constructed so as to determine that an abnormality has occurred and to stop the drive motor (3a) if a sudden change in speed is detected by the acceleration sensor (10).
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
B23K 7/00 - Découpage, décriquage ou dépolissage, par chauffage à la flamme
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
B23K 10/00 - Soudage ou découpage au moyen d'un plasma
Provided is an apparatus for printing on a plate material, the apparatus being able to set a printing area wherein the protruding of a plate material such as an as-rolled steel plate is controlled. An apparatus (1) for printing on both sides of a steel plate is provided with: a printer (7) for printing on a steel plate (27) fed into a printing region (39); a steel plate detection member (20) for detecting whether or not the steel plate (27) is present; and a control unit (45) for controlling the printing operation of the printer (7). The control unit (45) is provided with a printing area setting mode (46) wherein positional information is acquired about edges that intersect the edge at the side from which printing is started, printing in which the steel plate detection member (20) performs detection, and about two detection points that are respectively spaced apart on the edges, and the printing area of the steel plate (27) is set using a center-point line as a reference in the width direction, the center-point line being formed by connecting: edge detection points that are close to edges; edge detection points that are distant from edges and distant from the center point of the edge detection points; and the center point of the edge detection points.
B21C 51/00 - Dispositifs de mesure, de calibrage, d'indication, de comptage ou de marquage, spécialement conçus pour être utilisés dans la production ou la manipulation des matériaux concernés par les sous-classes
Disclosed are a cutting method and cutting equipment for cutting steel sheet using a solid-state laser or fibre laser. In this cutting method, a laser beam that is emitted from a solid-state laser oscillator or fibre laser oscillator is formed into a ring beam (1). This ring beam (1) is directed onto a material (4) that is to be cut. Oxygen gas (2) is jetted along the axis (5) thereof. This cutting equipment has: a laser oscillator (11), a laser torch (12) having a nozzle (3), an optical system that has a conical prism (13) that is constructed between the laser oscillator (11) and the nozzle (3), a convex lens (14) and an optical fibre (15); and an oxygen gas supply system (17) that is connected with the laser torch (12). The laser beam that is emitted from the laser oscillator is formed, by means of the optical system, into the ring beam (1) and is directed from the nozzle (3) towards the material (4) that is to be cut, and the material (4) is cut by jetting the oxygen gas (2) that is supplied from the oxygen gas supply system (17) from the nozzle (3) towards the material (4) that is to be cut.
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 26/06 - Mise en forme du faisceau laser, p. ex. à l’aide de masques ou de foyers multiples
B23K 26/073 - Détermination de la configuration du spot laser
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
The present invention relates to a cutting method for cutting an upper edge and a lower edge of a cutting plane into a curved shape, when a cutting object is cut by supplying plasma gas to the periphery of an electrode of a plasma torch and ejecting plasma arc from a nozzle. In order to melt the upper edge and the lower edge of the cutting plane to form a curved shape, at least one condition selected from plural conditions including a cutting electric current, cutting speed, height of a plasma torch, angle of the plasma torch, and flow rate of plasma gas upon performing the vertical cutting for forming the upper edge and the lower edge of the cutting object substantially at right angles is changed.
When marking on a material to be worked, both an operation of grinding and cleaning and an operation of marking are carried out at a time. A marker for grinding and cleaning for forming marks on a ground and cleaned part while grinding and cleaning a surface of the material (C) to be worked includes a carrier (1) structured to be movable in a desired direction, a marking member (A) and a grinding and cleaning member (B) mounted on the carrier (1) and separately located from each other, the grinding and cleaning member (B) or the marking member (A) structured to be rotatable with respect to the marking member (A) or the grinding and cleaning member (B) as reference, and a rotating device (5) for rotating the grinding and cleaning member (B) or the marking member (A) structured to be rotatable.
Japan Ship Technology Research Association (Japon)
Inventeur(s)
Furujo, akira
Kobayashi, ryuji
Koike, tetsuo
Mabuchi, takayuki
Abrégé
A plasma cutting torch which, in the process of cutting a material to be cut by plasma, cuts the edge between the cut surface and the front surface of the material at a right angle or into a curved surface. A plasma cutting torch (A), wherein a plasma gas supplied between an electrode (2) and a nozzle member (5) provided coaxially with the electrode (2) is plasmatized and discharged from a nozzle member to cut a material to be cut. The plasma cutting torch comprises a second nozzle member (6) provided on the outer side of the nozzle member (5) so as to be coaxially therewith, a first swirl hole (20) for causing to swirl a secondary gas flow supplied to a secondary gas flow path (11) formed between the nozzle member (5) and the second nozzle member (6), a first secondary gas flow supply path (12) connected to the first swirl hole (20), a second swirl hole (21) for causing the secondary gas flow to swirl in the direction opposite the direction of the swirl in the first swirl hole (20), a second secondary gas flow supply path (13) connected to the second swirl hole (21), and a secondary gas flow supply member (15) for supplying the secondary gas flow to the first secondary gas flow supply path (12) or to the second secondary gas flow supply path (13).
[PROBLEMS] To provide a carriage for welding which can follow a welding line for a steel plate disposed vertically even if it is out of the straight and can simultaneously weld both sides of the steel plate disposed vertically. [MEANS FOR SOLVING PROBLEMS] The carriage for welding is used for welding an intersecting point between a horizontal plate (D) and a standing plate (E) disposed nearly perpendicular to the horizontal plate (D), and comprises a driving carriage (A) so disposed as to face one face of the standing plate (E), a follow-up carriage (B) so disposed as to face the other face of the standing plate (E), and a connection member (C) for connecting the driving carriage (A) and the follow-up carriage (B). The driving carriage (A) is provided with a magnet (2) so disposed as to face one face of the standing plate (E), a driving roller (6a), a driving motor (5) for driving the driving roller (6a), and a guide roller (10) which turns in contact with the horizontal plate (D). The follow-up carriage (B) is provided with a magnet so disposed as to face the other face of the standing plate (E), a follow-up roller (23), and a guide roller (10) which turns in contact with the horizontal plate (D). At least the driving carriage (A) is mounted with a welding torch (F).
[PROBLEMS] To reduce the generation of fume in cutting a material to be cut typified by a steel plate with plasma. [MEANS FOR SOLVING PROBLEMS] A plasma cutting method comprising spraying a plasma arc directed through a material to be cut from a plasma torch nozzle to cut the cutting material, wherein a plasma arc formed by supplying a mixed gas as a plasma gas composed of a single gas or a plurality of gases selected from halogen gases and rare gases belonging to up to the second row elements of the periodic table and a hydrogen gas, and oxygen-, argon- or nitrogen-containing gas to a part around an electrode, and electrifying a part between the electrode and the nozzle or between the electrode and the cutting material is sprayed toward the cutting material to cut the cutting material, or wherein a single gas or a plurality of gases selected from halogen gases or rare gases belonging to up to the second row elements of the periodic table and a hydrogen gas, together with the plasma arc composed mainly of an oxygen, argon or nitrogen gas, is sprayed toward the cutting material to cut the cutting material.
Provided is a cutting method for melting the upper edge (31a) and the lower edge (31b) of a cutting plane (31) by varying at least one selected from a plurality of conditions of a cutting electric current, a cutting speed, the height of a plasma torch, and the angle of the plasma torch, and a plasma gas flow rate at the time of cutting an object (C) vertically. Also provided is a cutting apparatus (A) comprising a plasma torch (B), a moving device (D) for moving the plasma torch along a target cutting path, and a control device (21) for controlling the cutting electric current to be applied to an electrode (1), a plasma gas flow rate, the moving speed of the plasma torch, the height of the plasma torch from the cutting object, and the angle of inclination of the plasma torch. The control device includes a storage unit stored with the cutting conditions of the cutting electric current for the R-cutting operation, the cutting speed, the height of the plasma torch, the angle of the plasma torch and the plasma gas flow rate, an input unit (22) for designating the region to be R-cut, and a deciding unit (21d) for deciding the region to be R-cut.
A plurality of combustion burners (50) for forming a flame within a combustion cylinder (2) closed at its one end and a plurality of process exhaust gas introduction port (60)for introducing a process exhaust gas containing a flame retardant material into the combustion cylinder (2) are mounted on the peripheral wall of the combustion cylinder (2) closed at its one end. Each of the combustion burners (50) is mounted in such a manner that an axial line (L1) is inclined toward the downstream side so that spouted flames (f) converge at a substantially identical point (P1a) on a central axial line (L) in the combustion cylinder (2). Each processexhaust gas introduction port (60) is mounted in such a manner that an axial line (L2) is inclined toward the downstream side so that extension lines of axial lines (L2) cross each other at a substantially identical point of (P2) located on the upstream side of the convergent region of the spouted flames (f) and on the central axial line (L) in the combustion cylinder (2). The flame retardant material decomposition burner can render a process exhaust gas containing a silane material, which produces powder (such as SiO2) upon combustion decomposition, and a flon flame retardant material harmless with high combustion decomposition efficiency and can realize long-term operation without lowering the treatment efficiency.
F23G 7/06 - Procédés ou appareils, p. ex. incinérateurs, spécialement adaptés à la combustion de déchets particuliers ou de combustibles pauvres, p. ex. des produits chimiques de gaz d'évacuation ou de gaz nocifs, p. ex. de gaz d'échappement
