A work machine includes a vehicle body, a support member, a blade, a rotation angle sensor, an object sensor, and a controller. The support member is connected to the vehicle body. The blade is rotatably supported by the support member. The rotation angle sensor detects a rotation angle of the blade. The object sensor detects an object around the work machine and outputs a signal indicating a presence or absence of the object. The controller is configured to set a detection range around the work machine. The controller is configured to determine the presence or absence of the object within the detection range based on the signal from the object sensor. The controller is configured to set the detection range according to the rotation angle of the blade.
E02F 3/76 - Niveleuses, bulldozers ou machines analogues avec lame racleuse ou éléments en soc de charrue ou éléments analoguesDispositifs de nivellement
A work machine includes a vehicle body, a work implement movably supported relative to the vehicle body, an actuator connected to the work implement, and a controller. The actuator is configured to cause the work implement to move. The controller is configured to perform an automatic control to control the actuator so that a height of the work implement in a gravity direction is maintained even when a posture of the vehicle body changes, determine whether the work machine is in a non-working state in which the work machine does not perform work with the work implement, and stop the automatic control when the work machine is in the non-working state.
E02F 3/84 - Entraînement ou dispositifs de commande correspondants
E02F 3/76 - Niveleuses, bulldozers ou machines analogues avec lame racleuse ou éléments en soc de charrue ou éléments analoguesDispositifs de nivellement
A first direction switching valve (11) supplies hydraulic oil to a first port (P1) on the basis of a first pilot signal. A second direction switching valve (12) discharges the hydraulic oil from a second port (P2) on the basis of a second pilot signal. A lowering control valve (13a) is disposed between the second port (P2) and the second direction switching valve (12). A controller (20) outputs the second pilot signal in accordance with a lowering operation of a work machine (3) and outputs a command signal, which is different from the second pilot signal, on the basis of the second pilot signal to open the lowering control valve (13a) on the basis of the command signal.
F15B 11/044 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie pour commander la vitesse par des moyens de commande situés dans le circuit de retour
The present invention makes it possible to easily ascertain the size of a transport vehicle for transporting a load. An outer shape information acquisition unit acquires outer shape information pertaining to a transport vehicle for transporting a load. A storage unit (160) stores shape data (161A) relating to the shape of the first transport vehicle and loading amount information (161B) pertaining to the first transport vehicle. When the outer shape information pertaining to the transport vehicle matches the shape data (161A), an automation controller (100) controls an operation for loading the load onto the transport vehicle on the basis of the loading amount information (161B).
A control system 1 of a work vehicle comprises: an image-capture device 128 for capturing an image of a site where construction is performed by a work vehicle provided with a work machine; a communication device 129 for transmitting the image captured by the image-capture device 128 to a remote operation room from which the work vehicle is remotely operated; a display control unit 221 for displaying the image on a display device 200 provided in the remote operation room; a transmission status detection unit 11 for detecting the transmission status of data between the work vehicle and the remote operation room; a work state detection unit 12 for detecting the work state of the work vehicle; a work continuation determination unit 15 for determining whether to continue work of the work vehicle on the basis of the transmission status and the work state; and a work machine control unit 17 for performing control to cause the work vehicle to continue the work when it is determined by the work continuation determination unit 15 that the work is to be continued.
In the present invention, a control device recognizes the states of a swing body and a work machine. The control device executes first automatic control for automatically moving a work tool to a target position in conjunction with the swing body and the work machine in accordance with an automatic control command. During the first automatic control, the control device interrupts the first automatic control in cases where it is determined that the state of the swing body or the work machine is an immobile state.
The present invention adjusts the shape of a load loaded in a container. A work implement has a bucket (6) at the tip. A work implement actuator drives the work implement. A controller causes the work implement actuator to operate after loading work of a load (310) into a vessel (301) is completed, and lowers the bucket (6) above the vessel (301) until the bucket hits the load (310).
This work machine comprises a vehicle body, a traveling body, a transmission, a traveling motor, a working machine, a lubrication pump, and a controller. The traveling body causes the vehicle body to travel. The transmission is connected to the traveling body. The traveling motor is connected to the transmission. The working machine is operably attached to the vehicle body. The lubrication pump supplies lubricating oil to the transmission. The controller acquires traveling horsepower passing through the transmission. The controller calculates the required lubrication amount of the lubricating oil of the transmission on the basis of the traveling horsepower. The controller controls a discharge amount of the lubrication pump on the basis of the required lubrication amount.
F16H 57/04 - Caractéristiques relatives à la lubrification ou au refroidissement
F16H 61/02 - Fonctions internes aux unités de commande pour changements de vitesse ou pour mécanismes d'inversion des transmissions transmettant un mouvement rotatif caractérisées par les signaux utilisés
NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY (Japon)
Inventeur(s)
Matsumura Yukinori
Kobayashi Yuuki
Matsumoto Jun
Matsuyama Akie
Seta Kyohei
Shimomura Hajime
Takenaka Takeshi
Watanabe Kentaro
Miwa Hiroyasu
Mitake Yuya
Ogata Masayasu
Otsuki Mai
Ichikari Ryosuke
Ohyama Junji
Umemura Hiroyuki
Takamatsu Nobumasa
Abrégé
This management system comprises: a log storage unit that stores data pertaining to the operation of a work machine and vital data of an operator who operates the work machine; a first determination unit that determines, from the vital data of the operator, whether the amount of change in the vital data has exceeded a threshold value; and a second determination unit that determines, from the data pertaining to the operation of the work machine, whether the work machine has been abnormally operated. The management system further comprises an output unit that, on the basis of the determination result from the first determination unit and the determination result from the second determination unit, associates the operator during operation of the work machine with the work process pertaining to said operation and outputs the same.
G06Q 10/06 - Ressources, gestion de tâches, des ressources humaines ou de projetsPlanification d’entreprise ou d’organisationModélisation d’entreprise ou d’organisation
In the present invention, a control device starts a stopping process for a set of first fuel cell modules. After the start of the stopping process for the set of first fuel cell modules, the control device starts a stopping process for a set of second fuel cell modules.
E02F 9/00 - Éléments constitutifs des dragues ou des engins de terrassement, non limités à l'une des catégories couvertes par les groupes
B60L 58/40 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la commande d'une combinaison de batteries et de piles à combustible
H01M 8/04 - Dispositions auxiliaires, p. ex. pour la commande de la pression ou pour la circulation des fluides
H01M 8/04228 - Dispositions auxiliaires, p. ex. pour la commande de la pression ou pour la circulation des fluides pendant le démarrage ou l’arrêtDépolarisation ou activation, p. ex. purgeMoyens pour court-circuiter les éléments à combustible défectueux pendant l’arrêt
This work machine comprises: a work apparatus; a fuel cell supported by a vehicle body; a fan for cooling heat source equipment provided to the work machine; and a main control device. The main control device causes the fan to rotate by using electric power generated by the fuel cell when stopping the fuel cell.
E02F 9/00 - Éléments constitutifs des dragues ou des engins de terrassement, non limités à l'une des catégories couvertes par les groupes
B60L 58/30 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des piles à combustible
H01M 8/04228 - Dispositions auxiliaires, p. ex. pour la commande de la pression ou pour la circulation des fluides pendant le démarrage ou l’arrêtDépolarisation ou activation, p. ex. purgeMoyens pour court-circuiter les éléments à combustible défectueux pendant l’arrêt
A vehicle body (1) can travel. A vehicle speed sensor (24) detects the vehicle speed of the vehicle body (1). A braking operation device (51A) outputs a braking signal for the vehicle body by being operated by an operator. An object sensor (25) detects an object behind the vehicle body (1). An automatic brake device (45) applies brakes on the vehicle body (1) by means of an automatic brake on the basis of the detection result of the object sensor (25). A controller (26) outputs an automatic braking instruction for applying brakes on the vehicle body (1) by the operation of the automatic brake device (45), and then cancels the operation of the automatic brake device (45) on the basis of the vehicle speed and the braking signal.
B60T 7/12 - Organes d'attaque de la mise en action des freins par déclenchement automatiqueOrganes d'attaque de la mise en action des freins par déclenchement non soumis à la volonté du conducteur ou du passager
B60W 30/09 - Entreprenant une action automatiquement pour éviter la collision, p. ex. en freinant ou tournant
B60W 40/02 - Calcul ou estimation des paramètres de fonctionnement pour les systèmes d'aide à la conduite de véhicules routiers qui ne sont pas liés à la commande d'un sous-ensemble particulier liés aux conditions ambiantes
This control system for a work machine comprises a controller. The controller acquires an operation signal for switching the traveling direction of the work machine, determines whether the operation signal satisfies an acquired operating condition in a state where the work machine is traveling at a traveling speed equal to or higher than a first speed threshold, and prohibits output of a forward/reverse switching command for switching the traveling direction when it is determined that the operating condition is satisfied.
According to the present invention, when the power required to drive a work machine is high, a control device sets a target state of charge such that the state of charge of an energy storage device is lower compared to when the required power is low. The control device calculates a control power for bringing the state of charge of the energy storage device closer to the target state of charge on the basis of the current state of charge of the energy storage device and the target state of charge. The control device sets a power generation target for a fuel cell on the basis of the sum of the required power and the control power.
This authentication information display system comprises: an identification data acquiring unit that acquires identification data of a work machine; a device data storage unit that stores device data indicating a relationship between a device mounted on the work machine and authentication information of the device; a display data generating unit that generates display data including authentication information of the device mounted on the work machine on the basis of the identification data and the device data; and a display control unit that causes a display device to display the display data.
A heating device (3) for a work machine comprises a heating circuit (41), an electric component cooling circuit (42), a first valve (43), and a controller (47). The heating circuit (41) has: a first flow path (54) through which water for use in heating flows; an electric heater (51) that heats the water in the first flow path (54); and a first temperature sensor (56) that detects the temperature of the water in the first flow path (54). The electric component cooling circuit (42) has a second flow path (63) through which water for cooling electric components (62) flows, and a second temperature sensor (66) for detecting the temperature of the water in the second flow path (63). The first valve (43) is disposed between the heating circuit (41) and the electric component cooling circuit (42), and joins the electric component cooling circuit (42) to the heating circuit (41) or separates the electric component cooling circuit (42) from the heating circuit (41). The controller (47) operates the first valve (43) on the basis of a detection value (Tc) of the first temperature sensor (56) and a detection value (Te) of the second temperature sensor (66).
This work vehicle travels through a work site with electric power supplied from a battery. A cooling device of the present invention cools the battery. A control device of the present invention controls the cooling device according to the gradient of the work site through which the work vehicle travels.
E02F 9/00 - Éléments constitutifs des dragues ou des engins de terrassement, non limités à l'une des catégories couvertes par les groupes
B60L 50/60 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de l'énergie fournie par des batteries
B60L 58/26 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des batteries pour la commande de la température des batteries par refroidissement
18.
DISPLAY SYSTEM FOR WORK MACHINE, WORK MACHINE, AND DISPLAY METHOD FOR WORK MACHINE
This display system for a work machine comprises: an acquisition unit that acquires detection data including an image of the periphery of a work machine; a level difference detection unit that detects, on the basis of the detection data, any level difference between a first ground surface of a work site on which the work machine travels and a second ground surface present below the first ground surface; a display data generation unit that generates display data including the image of the periphery and a position image indicating the position of the level difference; and an output unit that displays the display data on the display device.
A wheel loader (1) moves to a work start position (P2) for a second excavation target (200B) using the end of excavation of a first excavation target (200A) as a trigger. Thereafter, the second excavation target (200B) is excavated, and an automated operation which is a series of automated tasks for loading an excavation object having been excavated onto a loading target (300) is executed. A position information sensor (111, 112) detects positional information between a current position (P1) of the wheel loader (1) and the work start position (P2). An automation controller (100) generates a travel route (R1) from the current position (P1) to the work start position (P2) on the basis of the position information on the current position (P1) and the work start position (P2).
Provided is a control device of a work machine, which commands the operation of the actuator of a work tool according to a target position of said work tool. The control device changes the target position when the state of the actuator satisfies predetermined conditions.
NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY (Japon)
Inventeur(s)
Matsumura Yukinori
Kobayashi Yuuki
Matsumoto Jun
Matsuyama Akie
Seta Kyohei
Shimomura Hajime
Takenaka Takeshi
Watanabe Kentaro
Miwa Hiroyasu
Mitake Yuya
Ogata Masayasu
Otsuki Mai
Ichikari Ryosuke
Ohyama Junji
Umemura Hiroyuki
Takamatsu Nobumasa
Abrégé
In the present invention, a placed-order reception unit receives, from an orderer, the input of order placement information for construction-related work. On the basis of a database in which information pertaining to a plurality of operators is stored, a notification unit issues a notification regarding the order placement information to a plurality of candidate operators who meet the conditions indicated by the order placement information from among the plurality of operators. An accepted-order reception unit receives, from one of the plurality of candidate operators, the input of acceptance of the order for work pertaining to the order placement information. A determination unit determines the candidate operator who inputted acceptance of the order as the operator with whom the order for work will be placed.
This display control device comprises: an image acquisition unit that acquires an image of display data displayed on a monitor mounted on a work machine; a processing unit that identifies the meaning indicated by the display data; and a display control unit that causes a display device to display the identified meaning.
G09G 5/00 - Dispositions ou circuits de commande de l'affichage communs à l'affichage utilisant des tubes à rayons cathodiques et à l'affichage utilisant d'autres moyens de visualisation
23.
INSPECTION ASSISTANCE SYSTEM AND INSPECTION ASSISTANCE METHOD FOR WORK MACHINE
This inspection assistance system for a work machine includes: a template storage unit for storing a template related to inspection of a work machine; a display control unit for causing a display device to display the template stored in the template storage unit; and an inspection table creation unit for creating an inspection table of the work machine from the template displayed on the display device on the basis of first input data for selecting an inspection item.
This work machine comprises a traveling body, a turning body, an electric turning motor, and a fuel cell. The turning body is pivotally supported on the traveling body, and the electric turning motor generates power for turning the turning body. The electric power generated by the fuel cell when the turning body is turning is less than the electric power generated by the fuel cell when the turning body is not turning.
NATIONAL UNIVERSITY CORPORATION YOKOHAMA NATIONAL UNIVERSITY (Japon)
Inventeur(s)
Sanada, Kazushi
Nagura, Shinobu
Yanagida, Yuta
Abrégé
This rotary valve system comprises: a body that has a body high-pressure port, a body low-pressure port, and a body output port; a stator that is disposed inside the body and has a stator output port connected to the body output port through an output flow path provided in the body; a rotating body that is disposed inside the stator and has a high-pressure port groove to which hydraulic oil from the body high-pressure port is supplied, and a low-pressure port groove that is provided at a position different from the high-pressure port groove in the circumferential direction and to which hydraulic oil from the body low-pressure port is supplied; and a controller that controls the rotation of the rotating body. The controller causes the rotating body to rotate so as to change each of a time in a high-pressure connection state in which the body high-pressure port and the body output port are connected through the high-pressure port groove and the stator output port, and a time in a low-pressure connection state in which the body low-pressure port and the body output port are connected through the low-pressure port groove and the stator output port.
F16K 11/085 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des robinets à boisseau à noix cylindrique
In the present invention, a control device causes a power storage device to discharge power stored therein when a stop instruction for a work machine is received. The control device performs stop processing for a fuel cell module after the discharge of the power storage device, and causes the power storage device to be charged with generated power generated as a result of the stop processing.
E02F 9/00 - Éléments constitutifs des dragues ou des engins de terrassement, non limités à l'une des catégories couvertes par les groupes
B60L 58/40 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la commande d'une combinaison de batteries et de piles à combustible
H01M 8/04 - Dispositions auxiliaires, p. ex. pour la commande de la pression ou pour la circulation des fluides
H01M 8/04303 - Procédés de commande des éléments à combustible ou des systèmes d’éléments à combustible appliqués pendant des périodes spécifiques appliqués pendant l’arrêt
This control system for a work machine comprises a controller. The controller determines the presence or absence of a prescribed action in which a work equipment bucket of the work machine repeats a tilting action and a dumping action, and when it is determined that the prescribed action has been performed and the action speed of the prescribed action has exceeded a threshold value, the controller outputs a control command such that the action speed becomes less than or equal to the threshold value.
This system for controlling a work machine comprises a controller. The controller recognizes a distance from a work machine to an excavation target, determines whether the work machine is traveling at a travel speed equal to or greater than a first speed threshold value, determines whether the work machine is moving forward toward the excavation target, and outputs a deceleration command for reducing the travel speed of the work machine when the work machine is determined to be traveling at a travel speed equal to or greater than the first speed threshold value, the work machine is determined to be moving forward toward the excavation target, and the distance is determined to be equal to or less than a distance threshold value.
The control device includes an acquisition unit configured to repeatedly acquire a first detection signal output according to a tilt amount of an operation lever by a first tilt amount sensor configured to detect the tilt amount of the operation lever of the work equipment tilted from a neutral position in a first direction or a second direction opposite to the first direction, and a second detection signal output according to the tilt amount by a second tilt amount sensor configured to detect the tilt amount, and a control unit configured to repeatedly determine whether or not the first detection signal and the second detection signal are a value corresponding to the neutral position at a time of start of the work machine, and output an alarm indicating that both of the first detection signal and the second detection signal are not the value corresponding to the neutral position.
A work machine includes a work machine main body, at least one object detection sensor, a revolving angle sensor, and a control section. The main body includes a traveling unit and a revolving unit disposed above the traveling unit. The revolving unit is revolvable with respect to the traveling unit. The object detection sensor is disposed on the revolving unit. The revolving angle sensor detects a revolving angle of the revolving unit. The control section detects an object around the main body using the object detection sensor by revolving the revolving unit. The control section specifies a position of the object with respect to the main body based on a distance to the object detected by the object detection sensor and the revolving angle at which the object is detected. The control section sets a virtual wall based on the specified position when the object is detected.
A control device includes an acquisition unit configured to acquire a first detection signal output according to a tilt amount of an operation lever by a first tilt amount sensor configured to detect the tilt amount of the operation lever of work equipment tilted from a neutral position in a first direction or a second direction opposite to the first direction, and a second detection signal output according to the tilt amount by a second tilt amount sensor configured to detect the tilt amount, and a control unit configured to determine whether or not the first detection signal and the second detection signal are a value corresponding to the neutral position at the time of start of a work machine, generate and output a control signal for controlling the work equipment where both the first detection signal and the second detection signal are the value corresponding to the neutral position.
A monitoring system of a work machine includes: a measurement data acquisition unit mounted on the work machine and configured to acquire measurement data of a measurement device that measures a target; a vehicle body data acquisition unit configured to acquire vehicle body data indicating a state of the work machine; a state determination unit configured to determine the state of the work machine based on the vehicle body data; a processing unit configured to process the measurement data and recognize the target; and a contamination determination unit configured to determine presence or absence of contamination of a reception surface of the measurement device based on the state of the work machine determined by the state determination unit and a recognition result of the target by the processing unit.
A surrounding camera (32) images the surroundings of a work machine (100). A controller (20) performs control to display a setting image (50B) pertaining to a change in the setting of the characteristics of an attachment (8) and a surrounding image (50A) of the work machine (100) captured by the surrounding camera (32) simultaneously on a monitor (21).
A hydraulic system includes: a main hydraulic circuit that is constituted by an open circuit that includes a main pump, a working equipment cylinder, a main valve that controls inflow of hydraulic oil from the main pump to the working equipment cylinder, and a tank to which the hydraulic oil that has flowed out of the working equipment cylinder is ejected via the main valve; a swing hydraulic circuit that is constituted by a closed circuit that includes a swing pump, a swing motor, and a neutral hold valve that controls passing of the hydraulic oil between the swing pump and the swing motor; a back pressure valve that is disposed on a tank flow passage between the main valve and the tank, and adjusts back pressure of the main valve; a warming-up flow passage that is disposed around a spool of the neutral hold valve; a supply flow passage that connects an upstream portion of the tank flow passage between the main valve and the back pressure valve to an entrance port of the warming-up flow passage; and an ejection flow passage that connects a downstream portion of the tank flow passage between the back pressure valve and the tank to an exit port of the warming-up flow passage. At the time of low temperature, the back pressure valve is set to a second set pressure, and air in warm oil that has been warmed in accordance with a relief operation performed on the main valve is supplied to an air warming circuit of the neutral hold valve, and this promotes air warming of the neutral hold valve.
E02F 3/42 - Entraînements pour plongeurs, auges, bras-plongeurs ou bras à godets
E02F 3/32 - DraguesEngins de terrassement entraînés mécaniquement avec des outils excavateurs montés sur un bras plongeur ou à godets, p. ex. plongeurs, godets et bras plongeur pivotant sur une poutre en porte à faux travaillant vers le bas et vers la machine, p. ex. avec retro-pelletage
E02F 9/12 - Transmission à pivotement ou à translation
E02F 9/22 - Entraînements hydrauliques ou pneumatiques
F15B 13/02 - Dispositifs de distribution ou d'alimentation du fluide caractérisés par leur adaptation à la commande de servomoteurs
F15B 19/00 - Test des systèmes ou appareils de manœuvre utilisant la pression d'un fluide, dans la mesure où ils ne sont pas prévus ailleurs
35.
SYSTEM AND METHOD FOR CONTROLLING WORK MACHINE, AND WORK MACHINE
This work machine includes a vehicle body and work equipment that is attached to the vehicle body so as to be operable. This system includes an attitude sensor and a controller. The attitude sensor detects the attitude of the work equipment. The controller acquires a first target route extending in the traveling direction of the vehicle body. The controller acquires the width of the work equipment. The controller acquires the attitude of the work equipment. The controller determines an offset width on the basis of the width of the work equipment and the attitude of the work equipment. The controller generates a second target route adjacent to the first target route on the basis of the first target route and the offset width.
This work vehicle comprises: a drive source; a vehicle body frame on which the drive source is mounted; a cooling device that cools the drive source; and a fuel tank that stores fuel for the drive source. At least a portion of the cooling device overlaps the fuel tank when viewed in the vertical direction of the vehicle, and is supported by the vehicle body frame.
B60K 11/04 - Disposition ou montage des radiateurs, volets de radiateurs ou écrans de radiateurs
B60P 1/04 - Véhicules destinés principalement au transport des charges et modifiés pour faciliter le chargement, la fixation de la charge ou son déchargement avec un mouvement de basculement de l'élément supportant ou contenant la charge
B62D 21/18 - Châssis, c.-à-d. armature sur laquelle une carrosserie peut être montée caractérisés par le type de véhicule et non couverts par les groupes
09 - Appareils et instruments scientifiques et électriques
35 - Publicité; Affaires commerciales
37 - Services de construction; extraction minière; installation et réparation
39 - Services de transport, emballage et entreposage; organisation de voyages
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
44 - Services médicaux, services vétérinaires, soins d'hygiène et de beauté; services d'agriculture, d'horticulture et de sylviculture.
Produits et services
Simulators for the steering and control of vehicles; photographic apparatus and instruments; optical machines and apparatus; digital cameras; camcorders; measuring or testing machines and instruments; detectors; sensors being measurement apparatus, other than for medical use; position sensors; motion sensors; parking sensors for vehicles; distance sensors; apparatus for recording distance; kilometer recorders for vehicles; control machines and apparatus; remote controls for forestry machines and apparatus; remote operating apparatus for forestry machines and apparatus; electrical communication machines and instruments; intercommunication apparatus; transmitters [telecommunication]; telegraphs [apparatus]; navigational instruments; radar apparatus; monitoring apparatus, other than for medical purposes; telerupters; spectacles; smartglasses; virtual reality goggles; downloadable computer software for visualizing survival rate of planted or cultivated trees, growth of trees and change of forest; downloadable computer software for afforestation and silviculture; downloadable computer software for forestry; downloadable computer software for adding geofencing functionality to forestry machines and apparatus; downloadable computer software for self-diagnosis and automatic calibration of measuring instruments; downloadable computer software for recording and provision of information relating to shape, volume, location, species, quality, processing date and identification data of trees and timber; downloadable computer software for remote control and remote operation of forestry machines and apparatus; downloadable maps. Providing information relating to operational efficiency; providing information relating to efficiency in productivity in the field of forestry; providing information relating to commodity distribution; providing history information relating to production, processing and distribution of goods; providing information relating to distribution and sale of wood; preparation of business profitability studies and providing advice and information relating thereto; systemization of information into computer databases. Repair and maintenance of construction machines and providing information relating thereto; providing repair and maintenance information regarding the location of construction machines; providing repair and maintenance information regarding the operational status of construction machines; repair and maintenance of machines and apparatus for use in forestry and providing information relating thereto; providing repair and maintenance information regarding the location of machines and apparatus for use in forestry; providing repair and maintenance information regarding the operational status of machines and apparatus for use in forestry; repair and maintenance of forestry vehicles and providing information relating thereto; providing repair and maintenance information regarding the location of forestry vehicles; providing repair and maintenance information regarding the operational status of forestry vehicles; repair and maintenance of land vehicle and providing information relating thereto; providing repair and maintenance information regarding the location of land vehicle; providing repair and maintenance information regarding the operational status of land vehicle; vehicle battery charging and providing information relating thereto; charging of electric vehicles and providing information relating thereto. Providing information regarding location and operational status of timber transport vehicles for forestry for hauling; providing information regarding location and operational status of vehicles for transport; tracking of automobile fleets using electronic navigation and locating devices [transport information]; locating and tracking of cargo, timber and wood for transportation purposes; GPS navigation services; providing customized driving directions. Timber felling, processing and providing information relating thereto; providing information relating to timber volume and amount of woody biomass for timber felling and processing; providing information including felling location, thinning targets and optimal routes for timber felling and processing; providing information regarding location and operational status of machines and apparatus for forestry for timber felling; bamboo felling, processing and providing information relating thereto; providing information relating to material treatment; processing of bamboo, tree barks, rattan, vines or other mineral vegetable materials, other than processing of ingredients. Testing, inspection, data analysis or research services in the field of forestry and providing information relating thereto; research or analysis services of planting situation or growing conditions of trees and providing information relating thereto; Research and analysis relating to information on planted or cultivated trees, namely, species, location, time, survival rate, growth conditions and changes in forests, and provision of information relating thereto; measuring and analysis of volume and biomass volume of trees and timber and providing information relating thereto; quality evaluation of standing timber and providing information relating thereto; providing temporary use of on-line non-downloadable computer software for visualizing survival rate of planted or cultivated trees, growth of trees and change of forest; providing temporary use of on-line non-downloadable computer software for forestry; providing temporary use of on-line non-downloadable computer software for adding geofencing functionality to forestry machines and apparatus; providing temporary use of on-line non-downloadable computer software for self-diagnosis and automatic calibration of measuring instruments; providing temporary use of on-line non-downloadable computer software for recording and provision of information relating to shape, volume, location, species, quality, processing date and identification data of trees and timber; providing temporary use of on-line non-downloadable computer software for remote control and remote operation of forestry machines and apparatus; quality evaluation of timber volume and amount of woody biomass for timber felling and processing; remote monitoring of location and operational status of machines and apparatus for forestry for timber felling; providing online geographic maps, not downloadable; mapping services. Providing information relating to forestry services, namely information about survival rate of planted trees, growth of trees and change of forest; research and analysis regarding survival rate and growth conditions of planted or cultivated trees, and changes in forests, and providing information and advice relating thereto; research and analysis regarding information on planted or cultivated trees, namely, species, location, time, survival rate, growth conditions, and changes in forests, and providing information and advice relating thereto; cultivation management of trees, namely advisory and consultancy services in the field of forestry by remote monitoring via cloud computer networks; forest management in the field of forestry and providing information and advice relating thereto; tree nurseries and providing information and advice relating thereto; pruning of trees and providing information and advice relating thereto; tree surgery and providing information and advice relating thereto; pest control services for forestry and providing information and advice relating thereto; weed killing and providing information relating thereto.
38.
SYSTEM FOR DISPLAYING IMAGE AROUND WORK VEHICLE, METHOD, AND WORK VEHICLE
A monitor control device (13) selects any one of camera images captured by a camera system (11) based on a steering angle of front wheels (41) and outputs a signal for displaying the selected image on a display device.
B60R 1/24 - Dispositions de visualisation en temps réel pour les conducteurs ou les passagers utilisant des systèmes de capture d'images optiques, p. ex. des caméras ou des systèmes vidéo spécialement adaptés pour être utilisés dans ou sur des véhicules pour visualiser une zone extérieure au véhicule, p. ex. l’extérieur du véhicule avec un champ de vision prédéterminé à l’avant du véhicule
B60R 1/25 - Dispositions de visualisation en temps réel pour les conducteurs ou les passagers utilisant des systèmes de capture d'images optiques, p. ex. des caméras ou des systèmes vidéo spécialement adaptés pour être utilisés dans ou sur des véhicules pour visualiser une zone extérieure au véhicule, p. ex. l’extérieur du véhicule avec un champ de vision prédéterminé vers les côtés du véhicule
B60R 1/26 - Dispositions de visualisation en temps réel pour les conducteurs ou les passagers utilisant des systèmes de capture d'images optiques, p. ex. des caméras ou des systèmes vidéo spécialement adaptés pour être utilisés dans ou sur des véhicules pour visualiser une zone extérieure au véhicule, p. ex. l’extérieur du véhicule avec un champ de vision prédéterminé vers l’arrière du véhicule
09 - Appareils et instruments scientifiques et électriques
35 - Publicité; Affaires commerciales
37 - Services de construction; extraction minière; installation et réparation
39 - Services de transport, emballage et entreposage; organisation de voyages
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
44 - Services médicaux, services vétérinaires, soins d'hygiène et de beauté; services d'agriculture, d'horticulture et de sylviculture.
Produits et services
(1) Simulators for the steering and control of vehicles; photographic apparatus and instruments; optical machines and apparatus; digital cameras; camcorders; measuring or testing machines and instruments; detectors; sensors being measurement apparatus, other than for medical use; position sensors; motion sensors; parking sensors for vehicles; distance sensors; apparatus for recording distance; kilometer recorders for vehicles; control machines and apparatus; remote controls for forestry machines and apparatus; remote operating apparatus for forestry machines and apparatus; electrical communication machines and instruments; intercommunication apparatus; transmitters [telecommunication]; telegraphs [apparatus]; navigational instruments; radar apparatus; monitoring apparatus, other than for medical purposes; telerupters; spectacles; smartglasses; virtual reality goggles; downloadable computer software for visualizing survival rate of planted or cultivated trees, growth of trees and change of forest; downloadable computer software for afforestation and silviculture; downloadable computer software for forestry; downloadable computer software for adding geofencing functionality to forestry machines and apparatus; downloadable computer software for self-diagnosis and automatic calibration of measuring instruments; downloadable computer software for recording and provision of information relating to shape, volume, location, species, quality, processing date and identification data of trees and timber; downloadable computer software for remote control and remote operation of forestry machines and apparatus; downloadable maps (1) Providing information relating to operational efficiency; providing information relating to efficiency in productivity in the field of forestry; providing information relating to commodity distribution; providing history information relating to production, processing and distribution of goods; providing information relating to distribution and sale of wood; preparation of business profitability studies and providing advice and information relating thereto; systemization of information into computer databases
(2) Repair and maintenance of construction machines and providing information relating thereto; providing repair and maintenance information regarding the location of construction machines; providing repair and maintenance information regarding the operational status of construction machines; repair and maintenance of machines and apparatus for use in forestry and providing information relating thereto; providing repair and maintenance information regarding the location of machines and apparatus for use in forestry; providing repair and maintenance information regarding the operational status of machines and apparatus for use in forestry; repair and maintenance of forestry vehicles and providing information relating thereto; providing repair and maintenance information regarding the location of forestry vehicles; providing repair and maintenance information regarding the operational status of forestry vehicles; repair and maintenance of land vehicle and providing information relating thereto; providing repair and maintenance information regarding the location of land vehicle; providing repair and maintenance information regarding the operational status of land vehicle; vehicle battery charging and providing information relating thereto; charging of electric vehicles and providing information relating thereto
(3) Providing information regarding location and operational status of timber transport vehicles for forestry for hauling; providing information regarding location and operational status of vehicles for transport; tracking of automobile fleets using electronic navigation and locating devices [transport information]; locating and tracking of cargo, timber and wood for transportation purposes; GPS navigation services; providing customized driving directions
(4) Timber felling, processing and providing information relating thereto; providing information relating to timber volume and amount of woody biomass for timber felling and processing; providing information including felling location, thinning targets and optimal routes for timber felling and processing; providing information regarding location and operational status of machines and apparatus for forestry for timber felling; bamboo felling, processing and providing information relating thereto; providing information relating to material treatment; processing of bamboo, tree barks, rattan, vines or other mineral vegetable materials, other than processing of ingredients
(5) Testing, inspection, data analysis or research services in the field of forestry and providing information relating thereto; research or analysis services of planting situation or growing conditions of trees and providing information relating thereto; Research and analysis relating to information on planted or cultivated trees, namely, species, location, time, survival rate, growth conditions and changes in forests, and provision of information relating thereto; measuring and analysis of volume and biomass volume of trees and timber and providing information relating thereto; quality evaluation of standing timber and providing information relating thereto; providing temporary use of on-line non-downloadable computer software for visualizing survival rate of planted or cultivated trees, growth of trees and change of forest; providing temporary use of on-line non-downloadable computer software for forestry; providing temporary use of on-line non-downloadable computer software for adding geofencing functionality to forestry machines and apparatus; providing temporary use of on-line non-downloadable computer software for self-diagnosis and automatic calibration of measuring instruments; providing temporary use of on-line non-downloadable computer software for recording and provision of information relating to shape, volume, location, species, quality, processing date and identification data of trees and timber; providing temporary use of on-line non-downloadable computer software for remote control and remote operation of forestry machines and apparatus; quality evaluation of timber volume and amount of woody biomass for timber felling and processing; remote monitoring of location and operational status of machines and apparatus for forestry for timber felling; providing online geographic maps, not downloadable; mapping services
(6) Providing information relating to forestry services, namely information about survival rate of planted trees, growth of trees and change of forest; research and analysis regarding survival rate and growth conditions of planted or cultivated trees, and changes in forests, and providing information and advice relating thereto; research and analysis regarding information on planted or cultivated trees, namely, species, location, time, survival rate, growth conditions, and changes in forests, and providing information and advice relating thereto; cultivation management of trees, namely advisory and consultancy services in the field of forestry by remote monitoring via cloud computer networks; forest management in the field of forestry and providing information and advice relating thereto; tree nurseries and providing information and advice relating thereto; pruning of trees and providing information and advice relating thereto; tree surgery and providing information and advice relating thereto; pest control services for forestry and providing information and advice relating thereto; weed killing and providing information relating thereto
40.
MOTOR GRADER AND METHOD FOR CALCULATING DRAWBAR ATTITUDE OF MOTOR GRADER
This motor grader comprises: a front frame; a drawbar; a connection member for swingably connecting the drawbar to the front frame in front of the drawbar; a first identification marker that is attached to a first position of the front frame near the connection member; a camera that is attached to the drawbar and is for imaging the first identification marker; and a controller for calculating the attitude of the drawbar on the basis of first image data, of the first identification marker, obtained by imaging.
This system including a work machine executes automatic work in which a series of work for excavating an object (200) to be excavated and loading the excavated object into an object (300) to be loaded is automated. A wheel loader (1) has a position information acquisition device (112) and an automation controller (100). The position information acquisition device (112) detects a current position (P1) of the wheel loader (1). The automation controller (100) generates, from the current position (P1) of the wheel loader (1) detected by the position information acquisition device (112) and a start position (P2) for starting the automatic work, a travel route (R1) from the current position (P1) to the start position (P2).
This system including a work machine executes automatic work in which a series of work for excavating an object to be excavated and loading the excavated object into an object to be loaded is automated. A wheel loader (1) comprises a traveling device (4) and a work implement (3). A reception unit (150a) of the wheel loader (1) receives a work start signal from the outside of the wheel loader (1). Controllers (50, 100) control the traveling device (4) and the work implement (3) so as to start automatic work on the basis of the work start signal received by the reception unit (150a).
A planetary gear mechanism (11) is configured so that lubricating oil is supplied through a second supply flow path (62) towards a sun gear (22). The lubricating oil in a housing (29) is discharged through a fifth conduit (75) to the outside. A first wall surface flow path (S1) is formed between a planetary gear (23) and a first wall surface (33f) of a carrier column (33) of a planetary carrier (25), and the lubricating oil flows from the sun gear (22) side into the first wall surface flow path. A carrier column flow path (38) is formed in the carrier column (33), and the lubricating oil that flowed into the first wall surface flow path (S1) is discharged through the carrier column flow path to the outside of the planetary carrier (25). A first wall surface inner-peripheral side flow path (36) is formed in the planetary carrier (25), and the lubricating oil is discharged from the inner-peripheral side of the carrier column flow path (38) through the first wall surface inner-peripheral side flow path (36) to the outside of the planetary carrier (25).
This system controls a work vehicle provided with a fuel cell. A device for controlling the system determines whether or not the work vehicle is traveling downhill. The control device controls the amount of power generated by the fuel cell on the basis of the determination result.
B60L 58/40 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la commande d'une combinaison de batteries et de piles à combustible
B60L 7/14 - Freinage dynamo-électrique par récupération pour véhicules propulsés par moteurs à courant alternatif
B60L 50/60 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de l'énergie fournie par des batteries
B60L 50/75 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de la puissance de propulsion fournie à la fois par des piles à combustible et des batteries
B60L 58/12 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des batteries en fonction de l'état de charge [SoC]
According to the present invention, a travel frequency identification unit identifies the travel frequency, for each section of the road surface, of a work machine traveling on the road surface of a work site. A maintenance road surface determination unit determines a section to be maintained on the road surface of the work site based on the travel frequency.
E01C 23/00 - Dispositifs ou dispositions auxiliaires pour la construction, la réparation, la remise en état ou la dépose de routes ou de surfaces similaires
E01C 23/01 - Dispositifs ou moyens auxiliaires préalables à la mise en place d'un nouveau revêtement ou pour en vérifier la configuration, p. ex. gabarits, supports de guide d'arasementApplications des appareils de mesure, d'indication d'enregistrement de la configuration de surface d'un revêtement existant, p. ex. profilographes
An acquiring unit acquires vehicle body information relating to a work machine. An estimating unit estimates work content of the work machine on the basis of the vehicle body information. A display control unit generates a signal for displaying information relating to the work content of the work machine estimated by the estimating unit. The work content includes spotting work, which is a series of travels toward a loading spot within a loading site, or a series of travels toward a dumping spot within a dumping site. The estimating unit estimates whether the work content of the work machine is spotting work on the basis of the vehicle body information.
This system controls a work vehicle provided with a fuel cell and a power storage device. A control device of the system controls a power generation amount of the fuel cell on the basis of the altitude of the work vehicle.
B60L 58/40 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la commande d'une combinaison de batteries et de piles à combustible
B60L 50/60 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de l'énergie fournie par des batteries
B60L 50/75 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de la puissance de propulsion fournie à la fois par des piles à combustible et des batteries
B60L 58/12 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des batteries en fonction de l'état de charge [SoC]
H01M 8/00 - Éléments à combustibleLeur fabrication
H01M 8/04 - Dispositions auxiliaires, p. ex. pour la commande de la pression ou pour la circulation des fluides
An acquiring unit acquires vehicle body information relating to a work machine. An estimating unit estimates the work content of the work machine on the basis of the vehicle body information, and identifies inefficient work in the work content of the work machine on the basis of the vehicle body information.
An aspect of the present disclosure provides a work vehicle path plan generation system that generates a path plan in order for a work vehicle including work equipment to perform an excavation work on a ground of a construction target area. The work vehicle path plan generation system includes a position detection unit configured to detect a position of the work vehicle, an information storage unit configured to store topographic shape information indicating a shape of a topography in the construction target area, a position of the work vehicle, and design surface information indicating a shape required to be excavated of the ground in the construction target area, and a path plan generation unit configured to generate a work equipment path plan indicating a movement path of the work equipment and a travel path plan indicating a travel path of the work vehicle, based on the topographic shape information, the position of the work vehicle, and the design surface information.
A data acquisition unit acquires terrain data representing a terrain of a target area. An area specification unit specifies a first area having a gradient less than a first gradient threshold value from the target area based on the terrain data. A reforestation instruction unit transmits a first reforestation instruction signal for instructing planting of a plant body in the first area.
In the present invention, a stator 3, which constitutes a motor along with a rotor, comprises: an annular stator core comprising a plurality of teeth 42; an insulator; and a plurality of windings 6. The ratio of the number of poles of the rotor to the number of slots of the stator core is 2:3. Each of the windings comprises: a plurality of coil sections 61 wound around the teeth; two lead wires 63 that constitute ends of the winding and extend from the coil sections; and jumper wires 62 the mutually different phases of which are accommodated in a plurality of crossover slots 52 of the insulator and which connect adjacent coil sections. A lead wire is drawn out from one side of the coil section in the circumferential direction, a jumper wire is drawn out from the other side in the circumferential direction of the coil section, and a jumper wire drawn out from the other side in the circumferential direction of the coil section extends to the other side in the circumferential direction with respect to the coil section.
This worksite management system comprises: a target water-spraying area setting unit for setting a target water-spraying area in a work area of a worksite where a transport vehicle can travel; and a water-spraying data generation unit that calculates an evaluation function including a water-spraying evaluation item related to the spraying of water by an unmanned water-spraying vehicle, and that generates a water-spraying path indicating a target trajectory for the unmanned water-spraying vehicle in the target water-spraying area so that the extent of an evaluation value of the evaluation function is improved.
E01C 19/16 - Machines, outillage ou dispositifs auxiliaires pour préparer ou répartir les matériaux de revêtement, pour travailler les matériaux mis en place, ou pour façonner, consolider ou finir le revêtement pour répartir les matériaux granuleux ou liquides pour appliquer ou répandre des matériaux liquides, p. ex. des coulis de bitume
G05D 1/43 - Commande de la position ou du cap par référence à un système à deux dimensions
G05D 1/225 - Dispositions de commande à distance actionnées par des ordinateurs externes
According to the present invention, a determination unit determines a drive amount of a work machine on the basis of work vehicle data including terrain data pertaining to the terrain around the work vehicle, orientation data of the work vehicle, and work machine load data pertaining to a load applied to the work machine.
A measured value acquisition unit acquires measured values from a plurality of sensors. A position and posture calculation unit calculates a current posture of the work tool, based on the measured values. A target posture determination unit determines a virtual rotation axis, based on the calculated current posture of the work tool. A rotation amount calculation unit generates a control signal of the tilt rotator for rotating the work tool around the virtual rotation axis, based on the operation signal from an operation device. A control signal output unit outputs the generated control signal.
E02F 3/43 - Commande de la position du plongeur ou de l'augeCommande de la succession des opérations d'entraînement
E02F 3/32 - DraguesEngins de terrassement entraînés mécaniquement avec des outils excavateurs montés sur un bras plongeur ou à godets, p. ex. plongeurs, godets et bras plongeur pivotant sur une poutre en porte à faux travaillant vers le bas et vers la machine, p. ex. avec retro-pelletage
This system comprises a sensor, a steering operation device, and a controller. The sensor detects the current position of a work machine. The controller controls the work machine by automated travel control on the basis of the current position of the work machine so that the work machine travels in accordance with a first target path. If the steering operation device is subjected to an intervention operation during the automated travel control, the controller interrupts the automated travel control and turns the work machine in response to the intervention operation on the steering operation device. When the intervention operation on the steering operation device ends, the controller acquires the position and the bearing of the work machine at the end of the intervention operation on the steering operation device as an intervention end position and an intervention end bearing, respectively. The controller generates a second target path on the basis of the intervention end position and the intervention end bearing.
B62D 6/00 - Dispositions pour la commande automatique de la direction en fonction des conditions de conduite, qui sont détectées et pour lesquelles une réaction est appliquée, p. ex. circuits de commande
The present invention automatically performs tip-off in a short amount of time. A work machine according to the present invention comprises a vehicle body, a work implement that is attached to the vehicle body and has a bucket at the tip, and a controller that directs operation of the work implement. After excavation work during which the bucket excavates a material to be excavated, the controller makes the bucket move in a dumping direction toward a specific bucket posture that is determined by: the relationship between a load mass that is the mass of the material to be excavated in the bucket and the posture of the bucket; and a target load mass that is a target value for the load mass. The specific bucket posture is a posture that is tilted back further than the posture of the bucket when the target load mass of the material to be excavated is in the bucket.
The present invention improves accuracy of a relationship between a load mass in a bucket and the orientation of the bucket. A work machine includes a work implement having a bucket at a tip end, and a controller that commands operation of the work implement. The controller modifies a pre-recorded relationship on the basis of a pre-recorded relationship between the bucket orientation and the load mass, which is the mass of the load in the bucket, and the acquired load mass at one specific bucket orientation.
A display system for a work machine includes: a display unit that displays a camera image obtained by photographing around an excavator; a display unit controller that causes the display unit to display the camera image; and a message window image generation unit that when a predetermined event related to the excavator occurs, generates a message window image indicating a content of the event, the display unit controller, when a predetermined event related to the excavator occurs, causing a message window image indicating a content of the event to be displayed in a camera image area for displaying a camera image, and causing the camera image to be displayed in a reduced manner.
B60R 1/27 - Dispositions de visualisation en temps réel pour les conducteurs ou les passagers utilisant des systèmes de capture d'images optiques, p. ex. des caméras ou des systèmes vidéo spécialement adaptés pour être utilisés dans ou sur des véhicules pour visualiser une zone extérieure au véhicule, p. ex. l’extérieur du véhicule avec un champ de vision prédéterminé fournissant une vision panoramique, p. ex. en utilisant des caméras omnidirectionnelles
The present invention provides a work machine 1 comprising a vehicle body, a work machine operatively attached to the vehicle body, a second boom cylinder 512 that is a hydraulic cylinder for operating the work machine, and a vibration suppression device 10. The vibration suppression device 10 comprises: a discharge valve 24 connected between a hydraulic cylinder and a hydraulic oil tank 11; an accumulator control valve 25 connected between the hydraulic cylinder and an accumulator 13; a relay 22 having a first contact part 221 for switching a power source and an upstream-side terminal of the discharge valve 24 between a conduction state and a non-conduction state, and a second contact part 222 for switching a downstream-side terminal of the accumulator control valve 25 and the ground 20G between a conduction state and a non-conduction state; and a controller 30. The controller 30, upon detecting an abnormality in an electric circuit of the vibration suppression device 10, does not bring the first contact part 221 and the second contact part 222 of the relay into a conductive state, and does not apply a voltage to the upstream-side terminal of the accumulator control valve 25.
This system includes a controller. The controller acquires a target line extending on a terrain subject to construction by a work machine. The controller acquires a current position of the work machine. The controller acquires the azimuth of the work machine. In first steering control, the controller determines the turning radius of a traveling body on the basis of an azimuth deviation, which is the difference between the azimuth of the target line and the azimuth of the work machine, and a position deviation, which is the distance between the target line and the current position of the work machine, and automatically steers the traveling body on the basis of the turning radius.
The present invention makes it possible to avoid falling of loads from a work apparatus while a work machine is traveling. A work machine according to the present invention comprises: a vehicle body; a work apparatus that is attached to the vehicle body and has a bucket at the tip thereof; and a controller that commands the operations of the work apparatus. The controller operates the bucket to reduce the load mass in the bucket so that the load mass approaches a target load mass, which is a target value of the load mass. When the controller determines that the reduction of the load mass is completed, the controller operates the bucket in a tilt direction.
An operation signal input unit receives an input of a manual operation signal for a swing body and work equipment on the basis of an operation of an operation device. A movement control unit generates an automatic operation signal for driving the swing body and the work equipment. An output determination unit determines to output the manual operation signal for any of the swing body and the work equipment for which there has been an input of the manual operation signal and determines to output the automatic operation signal for any thereof for which there has been no input of the manual operation signal on the basis of the input manual operation signal. An operation signal output unit outputs the manual operation signal or the automatic operation signal for each of the swing body and the work equipment on the basis of a result of the determination.
A display system 1 comprises: a display unit 11 that displays a plurality of work processes executed by a work machine; and a display unit controller 20 that controls display on the display unit 11. The display unit controller 20 displays an ongoing work process in execution of the work machine and a scheduled work process scheduled to be executed after the ongoing work process.
This transfer device comprises an input shaft, a planetary gear mechanism, a driving gear, a driven gear, an output shaft, a first shaft bearing, a second shaft bearing, a first boss bearing, a second boss bearing, and a transfer case. The input shaft has a first axial end and a second axial end. The driving gear has a first boss end and a second boss end. The transfer case includes a first shaft support part, a second shaft support part, a first boss support part, and a second boss support part. The first shaft support part supports the input shaft via the first shaft bearing. The second shaft support part supports the input shaft via the second shaft bearing. The first boss support part supports the driving gear via the first boss bearing. The second boss support part supports the driving gear via the second boss bearing.
F16H 57/021 - Structures de support d'arbres, p. ex. parois de séparation, orifices de logement de paliers, parois de carter ou couvercles avec paliers
This final drive assembly for a work machine comprises a motor, a first input shaft, a first planetary gear mechanism, a second input shaft, a second planetary gear mechanism, a rotating body, a first clutch, and a second clutch. The first planetary gear mechanism includes a first sun gear, a first planetary gear, and a first ring gear. The first sun gear is connected to the first input shaft. The second planetary gear mechanism includes a second sun gear, a second planetary gear, and a second ring gear. The second sun gear is connected to the second input shaft. The second planetary gear is integrated with the first planetary gear. The rotating body is connected to the second ring gear. The first clutch connects the motor and the first input shaft. The second clutch connects the motor and the second input shaft.
F16H 3/66 - Transmissions ayant au moins trois engrenages centraux composées d'un certain nombre de trains d'engrenage, sans entraînement passant d'un train à l'autre
B60K 7/00 - Disposition du moteur dans ou jouxtant une roue motrice
F16H 1/46 - Systèmes consistant en plusieurs trains d'engrenages, chacun comportant des engrenages orbitaux
H02K 7/116 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques avec des engrenages
66.
WORK MACHINE DIAGNOSIS SYSTEM AND WORK MACHINE DIAGNOSIS METHOD
This work machine diagnosis system comprises: a detection data acquisition unit that acquires angle detection data of a work implement included in a work machine; and a calculation unit that calculates a natural descent amount of a tip part of the work implement at the time when a work lever operated for operation of the work implement is in a neutral state on the basis of the angle detection data and dimension data of the work machine.
Low-altitude observation equipment includes a distance measurement device that generates a distance map and a position measurement device that measures a position of the low-altitude observation equipment. The low-altitude observation equipment moves in a region of a forest near a ground surface where there are no branches. A data acquisition unit acquires a low-altitude distance map generated by the distance measurement device and the position of the low-altitude observation equipment from the low-altitude observation equipment. A position specifying unit specifies a position of a tree, based on a distance from the low-altitude observation equipment to the tree specified based on the map, and on the position of the low-altitude observation equipment. An identification unit acquires identification information for identifying an individual of the tree based on the position of the tree. A recording unit records low-altitude tree information, which is tree information of a portion of the individual lower than branches.
A forestry machine is provided with work equipment having a cutting tool for felling a tree. A position measurement device measures a position of the forestry machine. A prohibition unit prohibits driving of the work equipment in a case in which the measured position is within a felling prohibition area.
G05B 19/406 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par le contrôle ou la sécurité
A01G 23/091 - Appareils de sciage spécialement adaptés pour abattre des arbres
69.
DISPLAY CONTROL DEVICE, WORK MACHINE, AND DISPLAY CONTROL METHOD
One aspect of the present disclosure provides a display control device including a storage unit configured to store a plurality of group regions and one or more pieces of item information displayed in each of the plurality of group regions, a mode switching unit configured to enable switching of an operation mode a display region based on an operation input from an operation input unit, and a display control unit configured to control information to be displayed in the display region based on the switched operation mode, in which the mode switching unit enables switching between a focus operation mode in which one of the plurality of group regions is selectable and a mouse operation mode in which a direct operation is possible on the display region.
A control system of a construction machine comprises: a determination unit that determines a control object surface from a first design surface and a second design surface adjacent to the first design surface on the basis of a distance between a tilt bucket and the first design surface and a distance between the tilt bucket and the second design surface; a working equipment control unit that controls a tilt axis of the tilt bucket on the basis of the control object surface determined by the determination unit; and a display control unit that causes a display device to use different display modes to display the control object surface and a surface other than the control object surface.
A control system for a work machine comprises a controller. The controller comprises a travel data generation unit that generates travel data indicating travel conditions of the work machine including a target travel route. The travel data generation unit generates travel data so that the steering speed of the work machine does not exceed a first upper limit value when the travel speed of the work machine is equal to or less than a threshold value.
According to the present invention, a thermal displacement correction device for an industrial machine comprises a model storage unit that stores a model of an industrial machine, a temperature data acquisition unit that acquires temperature data for the industrial machine, a thermal displacement amount calculation unit that calculates a thermal displacement amount for the industrial machine when a mobile unit of the industrial machine has moved to each of a plurality of predetermined calculation points on the basis of the model and the temperature data, a thermal displacement amount map calculation unit that calculates thermal displacement amount data for the industrial machine when the mobile unit has moved to an interpolation point that is different from the plurality of calculation points on the basis of the thermal displacement amount at each of the plurality of calculation points, and a correction value calculation unit that calculates a correction value for a command position for the mobile unit on the basis of the thermal displacement amount data.
B23Q 15/18 - Compensation de la déformation de l'outil due à la température ou à l'effort
G05B 19/404 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par des dispositions de commande pour la compensation, p. ex. pour le jeu, le dépassement, le décalage d'outil, l'usure d'outil, la température, les erreurs de construction de la machine, la charge, l'inertie
73.
METHOD FOR PRODUCING LITHIUM ION POWER STORAGE DEVICE, AND LITHIUM ION POWER STORAGE DEVICE
A method for producing a lithium ion power storage device includes a step of forming a cylindrical cell and a step of accommodating the cylindrical cell in a casing. In the step of forming the cylindrical cell, the electrode foil and the separator are wound while applying tension in an extension direction to the laminated electrode foil and separator. In the step of forming the cylindrical cell, the cylindrical cell is formed by winding the electrode foil and the separator into a cylindrical shape. In the step of accommodating the cylindrical cell in the casing, the cylindrical cell is accommodated in a tubular casing together with an electrolytic solution. In the step of forming the cylindrical cell, a cylindrical cell in which a pressure of 0.5 MPa or more and 0.7 MPa or less is applied between the electrode foils facing each other via the separator is formed.
H01M 10/0587 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure enroulés, c.-à-d. des électrodes positives enroulées, des électrodes négatives enroulées et des séparateurs enroulés
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
74.
FOREST MANAGEMENT DEVICE, FIRE SPREADING PREVENTION SYSTEM, AND FIRE SPREADING PREVENTION METHOD
A fire specifying unit is configured to specify a fire area in which a forest fire has occurred. An area determination unit is configured to determine a work area that is located outside a first range including the fire area and that has a predetermined width. A felling instruction unit is configured to instruct a forestry machine to fell a tree in the work area.
A62C 3/02 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers pour des zones d'embrasement, p. ex. des incendies de forêts, des feux souterrains
75.
UNMANNED VEHICLE MANAGEMENT SYSTEM AND UNMANNED VEHICLE MANAGEMENT METHOD
An unmanned vehicle management system includes a first unmanned vehicle including a target position sensor that detects a relative position with respect to a loader, a second unmanned vehicle including a dump body onto which a load is loaded by the loader, and a management device that manages travel of each of the first unmanned vehicle and the second unmanned vehicle.
G05D 1/692 - Commande coordonnée de la position ou du cap de plusieurs véhicules impliquant une pluralité de véhicules disparates
E02F 3/28 - DraguesEngins de terrassement entraînés mécaniquement avec des outils excavateurs montés sur un bras plongeur ou à godets, p. ex. plongeurs, godets
G05D 105/05 - Applications spécifiques des véhicules commandés pour le terrassement, la construction, le génie civil ou l’exploitation minière, p. ex. excavateurs
G05D 107/70 - Sites industriels, p. ex. entrepôts ou usines
This rotor comprises: a cylindrical rotor core that is configured by laminating a plurality of steel plates in the axial direction of a rotor shaft and has a protruding part that protrudes to at least one direction on the outside in the axial direction; and a support plate which is disposed on the outside of the rotor core in the axial direction and in which a recessed part or a through-hole is formed in a region corresponding to the protruding part.
This stator is provided with: a cylindrical stator core; and a stator coil having a first coil end protruding from a first end surface of the stator core and a second coil end protruding from a second end surface of the stator core. The first coil end is cooled by a cooling medium, and the protrusion amount of the first coil end is greater than the protrusion amount of the second coil end.
H02K 9/19 - Dispositions de refroidissement ou de ventilation pour machines avec enveloppe fermée et circuit fermé de refroidissement utilisant un agent de refroidissement liquide, p. ex. de l'huile
E02F 9/00 - Éléments constitutifs des dragues ou des engins de terrassement, non limités à l'une des catégories couvertes par les groupes
H02K 3/04 - Enroulements caractérisés par la configuration, la forme ou le genre de construction du conducteur, p. ex. avec des conducteurs en barre
This rotating electric machine comprises: a housing that accommodates a stator coil and has an opening formed therein; a power line that is connected to the stator coil and is drawn out through the opening; and an external terminal that is disposed in the housing and has a terminal block. The power line is drawn out, from the stator coil, toward one side in the axial direction of the rotating electric machine, and is connected to the stator coil and the terminal block so as to form a curved part. The curved part is positioned farther to the one side in the axial direction of the rotary electric machine than the terminal block.
H02K 3/38 - Enroulements caractérisés par la configuration, la forme ou la réalisation de l'isolement autour des têtes de bobines, des connexions équipotentielles ou des connexions s'y raccordant
79.
DISPLAY SYSTEM, INFORMATION TERMINAL, AND DISPLAY METHOD
This display system comprises: a storage unit that stores safety information indicating a specific area requiring safety measures at a construction site and correspondence information indicating the necessity for implementation of the safety measures; a display data generation unit that generates display data including a map of the construction site, safety information, and correspondence information; and a display control unit that causes the display device to display the display data.
B60R 1/27 - Dispositions de visualisation en temps réel pour les conducteurs ou les passagers utilisant des systèmes de capture d'images optiques, p. ex. des caméras ou des systèmes vidéo spécialement adaptés pour être utilisés dans ou sur des véhicules pour visualiser une zone extérieure au véhicule, p. ex. l’extérieur du véhicule avec un champ de vision prédéterminé fournissant une vision panoramique, p. ex. en utilisant des caméras omnidirectionnelles
A management system of a workplace includes: an expected time calculation unit that calculates an expected time at which an unmanned haul vehicle arrives at a work area; and a water-sprinkling condition decision unit that decides a water-sprinkling condition of an unmanned water-sprinkling vehicle in the work area based on the expected time.
G05D 1/692 - Commande coordonnée de la position ou du cap de plusieurs véhicules impliquant une pluralité de véhicules disparates
E21F 5/02 - Moyens ou procédés pour empêcher, fixer, abattre ou enlever la poussièrePrévention des explosions ou des feux par humidification ou pulvérisation
G05D 1/648 - Exécution d’une tâche au sein d’une zone ou d’un espace de travail, p. ex. nettoyage
G05D 105/05 - Applications spécifiques des véhicules commandés pour le terrassement, la construction, le génie civil ou l’exploitation minière, p. ex. excavateurs
G05D 107/70 - Sites industriels, p. ex. entrepôts ou usines
81.
WORK MACHINE AND METHOD FOR CONTROLLING WORK MACHINE
A work machine comprises: a cab having a door for boarding; an operation switch for the door; an automatic door mechanism for automatically opening the door; and a controller for detecting an operator present in the vicinity of the work machine and, on condition that an operation performed on the operation switch is received, outputting a command for opening the door to the automatic door mechanism.
This control system for a work machine comprises a controller. The controller comprises: a restart position setting unit that sets a restart position of the work machine performing travel work according to a target travel route; and an operation control unit that, when an error occurs in the travel work, causes the work machine to move to the restart position, and then causes the work machine to return to the travel work.
(1) Construction machines and apparatus, namely, excavating machines, foundation work machines, ground surface finishing and compacting machines, concrete machines, asphalt paving machines, dredging machines, power shovels, hydraulic shovels, mechanical shovels, backhoes, wheel loaders, bulldozers, graders, motor graders, drop-hammers, tire rollers, road rollers, asphalt finishers, vibration rollers, vibroplates, pipe-laying machines, and parts and attachments thereof; earth-working machines and apparatus, namely, bulldozers, swamp bulldozers, amphibious bulldozers, tire dozers, motor scrapers, towed scrapers, rippers, rake dozers, and parts and attachments thereof; earth moving machines, namely, earth moving scrapers, loaders, and bulldozers, and parts and attachments thereof; earth-handling machines and apparatus, namely, shovel loaders, wheel loaders, tractor loaders, compactors, loader buckets, and parts and attachments thereof; excavators, namely, back-hoes, dozer-shovels, swamp-type dozer shovels, swing dozer shovels, power shovels, bucket excavators, mining shovels, trenchers, tunnel boring machines, and parts and attachments thereof; robotic machines for use in construction, namely, autonomous hydraulic excavators, autonomous bulldozers, and autonomous amphibious bulldozers, and parts and attachments thereof; industrial robots, namely, autonomous dump trucks for mining, autonomous underground mining machines for bolting, drilling, and material haulage, and robotic metalworking machines, namely, plasma cutting machines and servo press machines for metal cutting and forming, and parts and attachments thereof; metalworking machines and parts and attachments thereof; mining machines, namely, excavators for mining, wheel loaders for mining, bulldozers for mining, motor graders for mining, rope shovels for mining, hybrid shovels for mining, continuous miners, jumbo drills, rock crushing machines, underground entry drivers, underground longwall mining machines, underground room and pillar mining machines, vertical shaft sinking machines, underground hard rock bolters, underground hard rock drills, underground hard rock haulage, mining bits, mining drills, mine borers, mining drill sharpeners, and parts and attachments thereof, and apparatus and parts and attachments thereof; robots and robotic arms for mining; loading-unloading machines and apparatus, namely, cranes, conveyors, wheel loaders, front end loaders, pallet unloaders, and parts and attachments thereof; machines and apparatus for use in forestry, namely, tree cutting machines, timber harvesting machinery, harvesters, forwarders, and feller bunchers, and parts and attachments thereof; machines for use in agriculture for farming, namely, harvesters for agricultural use, combine harvesters, robot manipulated grow beds, robot manipulators, automated harvesting machines, automated packaging machines; agricultural machines and agricultural implements, namely, tillers, cultivators, harvesters, disk harrows, and seeders, bulldozers for agricultural uses other than hand-operated, and parts and attachments thereof; snow ploughs and apparatus and parts and attachments thereof; engines and transmissions for construction, earth-moving, mining, forestry, and agricultural machines; transmissions for machines
Construction machines and apparatus, namely, excavating machines, foundation work machines, ground surface finishing and compacting machines, concrete machines, asphalt paving machines, dredging machines, power shovels, hydraulic shovels, mechanical shovels, backhoes, wheel loaders, bulldozers, graders, motor graders, drop-hammers, tire rollers, road rollers, asphalt finishers, vibration rollers, vibroplates, pipe-laying machines, and parts and attachments thereof; earth-working machines and apparatus, namely, bulldozers, swamp bulldozers, amphibious bulldozers, tire dozers, motor scrapers, towed scrapers, rippers, rake dozers, and parts and attachments thereof; earth moving machines and parts and attachments thereof; earth-handling machines and apparatus, namely, shovel loaders, wheel loaders, tractor loaders, compactors, loader buckets, and parts and attachments thereof; excavators, namely, back-hoes, dozer-shovels, swamp-type dozer shovels, swing dozer shovels, power shovels, bucket excavators, mining shovels, trenchers, tunnel boring machines, and parts and attachments thereof; robotic mechanisms and machines for use in construction and parts and attachments thereof; industrial robots and parts and attachments thereof; metalworking machines and parts and attachments thereof; mining machines and apparatus and parts and attachments thereof; loading-unloading machines and apparatus and parts and attachments thereof; machines and apparatus for use in forestry and parts and attachments thereof; agricultural machines and agricultural implements and parts and attachments thereof, other than hand-operated; snow ploughs and apparatus and parts and attachments thereof; engines and transmissions for said goods.
An earthwork machine includes a vehicle body, a fuel cell, a housing, and a refrigerant pipe. The housing stores the fuel cell and is electrically connected to the vehicle body. The refrigerant pipe penetrates the housing and allows a refrigerant to flow from the outside of the housing to the fuel cell. The refrigerant pipe is electrically insulated from the housing and is configured such that the refrigerant and the vehicle body are electrically connected to each other on the outside of the housing.
B60L 58/33 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des piles à combustible pour la commande de la température des piles à combustible, p. ex. en commandant la charge électrique par refroidissement
B60L 50/75 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de la puissance de propulsion fournie à la fois par des piles à combustible et des batteries
B60P 1/04 - Véhicules destinés principalement au transport des charges et modifiés pour faciliter le chargement, la fixation de la charge ou son déchargement avec un mouvement de basculement de l'élément supportant ou contenant la charge
H01M 8/04029 - Échange de chaleur par des liquides
H01M 8/24 - Groupement d'éléments à combustible, p. ex. empilement d'éléments à combustible
A crawler-type traveling device for a work machine comprises a crawler belt, a track frame, a rotation mechanism, a support mechanism, and a floating seal. The track frame includes a storage section and an attachment section. The attachment section extends from the inner surface of the storage section. The rotation mechanism includes a rotating body around which the crawler belt is wound. The rotation mechanism is disposed outside the attachment section in the axial direction of the rotating body. The support mechanism rotatably supports the rotation mechanism. At least a part of the support mechanism is disposed in the internal space of the storage section. The support mechanism is attached to the attachment section. The floating seal provides sealing between the rotation mechanism and the support mechanism. The support mechanism includes a seal cover. The seal cover covers the floating seal from the inside of the floating seal in the axial direction. The seal cover is disposed inside the attachment section in the axial direction.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
This invention compensates for working machine gravity with ease and accuracy. This work machine includes: a boom (11) supported on a vehicle body frame (3); an arm (12) connected to the boom (11); and an attachment connected to the arm (12). A first actuator generates boom drive torque for moving the boom (11) relative to the vehicle body frame (3). A second actuator generates arm drive torque for moving the arm (12) relative to the boom (11). A power transmission device mechanically transmits the arm drive torque to the arm. The power transmission device and the boom (11) make up a link mechanism. A first elastic member compensates for boom gravity. A second elastic member (221) compensates for arm (12) gravity.
Provided are a control system and a control method for a work machine, by which a bucket shake operation can be performed and a load applied to a vehicular body can be reduced. The control system for a work machine includes: a rear frame; a front frame connected to the rear frame to be bendable with respect to the rear frame; a bucket that is operable with respect to the front frame; an actuator that drives the bucket; a sensor that detects a relative position between the rear frame and the front frame; and a work implement controller that controls the actuator. The work implement controller receives an input of a result of detection by the sensor, and controls an operation of the actuator based on the result of detection by the sensor.
E02F 9/22 - Entraînements hydrauliques ou pneumatiques
89.
METHOD FOR CALCULATING ANGLE OF REPOSE OF EXCAVATED OBJECT HELD BY BUCKET, SYSTEM FOR CALCULATING ANGLE OF REPOSE OF EXCAVATED OBJECT HELD BY BUCKET, AND LOADING MACHINE
A method for calculating an angle of repose of an excavated object held by a bucket includes: calculating a bucket angle indicating an angle of the bucket with respect to a horizontal plane in a state where an inclination of a surface of the excavated object held by the bucket is maintained; measuring a weight of the excavated object; and calculating the angle of repose of the excavated object from shape data of the bucket, the bucket angle, and data of the excavated object including the measured weight.
A display system includes: a first transformation unit that generates a plurality of first transformation images from a first image obtained by imaging by a first imaging device; a first synthesis unit that combines a second image obtained by imaging by a second imaging device and each of a plurality of the first transformation images to generate a plurality of first composite images; a selection unit that selects a certain first composite image from the plurality of first composite images; and a display control unit that causes a display device to display a display image generated on the basis of the first composite image that has been selected.
A work machine includes a plurality of constituent portions including a first portion. A system for the work machine includes a storage device, an input device, and a controller. The storage device stores center of gravity positions of the plurality of constituent portions. The input device receives input of a first parameter for determining the center of gravity position of the first portion. The controller calculates a center of gravity position of the entire work machine based on the center of gravity positions of the plurality of constituent portions. The controller sets the center of gravity position of the first portion by using the first parameter when the first parameter is inputted with the input device. The controller sets the center of gravity position of the entire work machine based on the center of gravity positions of the plurality of constituent portions that include the set center of gravity position of the first portion.
A reforestation machine includes: a main body; a planting device which plants a plant body for reforestation at a predetermined position of soil; a traveling device which allows the main body and the planting device to travel; a power source which drives the traveling device; and a barrier installation device which installs a weed barrier, restricting the growth of weeds growing around a position in which the plant body is planted, around the predetermined position of the soil.
A control device includes a signal input unit configured to input a signal from a first signal line connected to a first switch configured to detect press and release of a momentary operation push button for setting and releasing lock of an operation of work equipment and input a signal from a second signal line connected to a second switch linked to the first switch, and a work equipment lock control unit configured to alternately switch between setting and releasing the lock of the operation of the work equipment in a case where information indicating that the push button is OFF→ON→OFF is obtained from both of the first signal line and the second signal line, and release the lock of the operation of the work equipment only when a predetermined operation is performed on a predetermined operation device of the work equipment.
A system includes a machine position sensor and a controller. The machine position sensor outputs current position data indicative of the position of the work machine. The controller acquires actual topography data including the position of a first slot extending in a predetermined work direction, the position of a second slot positioned beside the first slot, and the position of a first excavation wall positioned between the first slot and the second slot. The controller determines a first excavation path extending from the first slot to a first position on the second slot and cuts across the first excavation wall. The controller determines a transportation path extending from a position behind the first position in the work direction, along the second slot, and toward a predetermined soil unloading position. The controller controls the work machine to move according to the first excavation path and the transportation path.
A movement control unit, during automated control, performs the processes below. The movement control unit outputs an operation signal for swinging a swinging body until a portion of the swinging body to which work equipment is attached faces a goal position. The movement control unit outputs an operation signal for upwardly actuating a first link component, which is one of multiple link components, when a work tool is positioned above a loading target. The movement control unit outputs an operation signal for downwardly actuating a second link component, which is one of the multiple link components, when the work tool is positioned above the loading target. The movement control unit outputs an operation signal for downwardly actuating the first link component and the second link component when the work tool is not positioned above the loading target.
E02F 3/43 - Commande de la position du plongeur ou de l'augeCommande de la succession des opérations d'entraînement
E02F 3/30 - DraguesEngins de terrassement entraînés mécaniquement avec des outils excavateurs montés sur un bras plongeur ou à godets, p. ex. plongeurs, godets et bras plongeur pivotant sur une poutre en porte à faux
96.
CONTROL SYSTEM OF WORK MACHINE, WORK MACHINE, AND CONTROL METHOD OF WORK MACHINE
Disclosed is a control system of a work machine, the control system including: a construction data storage unit that stores a plurality of design surfaces set as a construction object of the work machine; a selection unit that selects at least two design surfaces to be offset in directions that are perpendicular to the design surfaces from among the plurality of design surfaces; and an offset control unit that edits the selected design surfaces and offsets the edited design surfaces in the perpendicular directions.
A hydraulic valve includes: a valve main body; and a spool. Further, the spool is provided with a main passage portion, a first passage portion communicable with a first port, and a second passage portion communicable with a second port, an opening area of the first passage portion with respect to the first port is changed and flow rate control of oil from the first port to the second port through the main passage portion is performed, and the main passage portion of the spool has a first region, a second region, and a third region that connects the first region and the second region, an inner diameter of the first region being formed larger than that of the second region, and the third region being formed in a tapered shape in which an inner diameter gradually decreases toward the second region.
F15B 13/04 - Dispositifs de distribution ou d'alimentation du fluide caractérisés par leur adaptation à la commande de servomoteurs pour utilisation avec un servomoteur unique
F16K 11/07 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture glissant linéairement à glissières cylindriques
This stator comprises a stator coil that is wound around a cylindrical stator core, and has a plurality of terminal-side extension parts extending outward from a first end surface in the axial direction of the stator core and arranged side-by-side in the circumferential direction of the stator core. The plurality of terminal-side extension parts include a first extension part and a second extension part that can be bent between a portion connected to a power line and the first end surface, and that are adjacent to each other in the circumferential direction. The first extension part and the second extension part are bent at different positions in the axial direction.
This work machine comprises a vehicle body, a travel device, a work equipment, and an electric power train unit. The electric power train unit drives the travel device and the work machine. The electric power train unit includes a transmission, a first electric motor for the travel device, a bracket, and a second electric motor for the work equipment. The transmission includes an input shaft, an output shaft, and a housing. The output shaft is connected to the travel device. The housing houses the input shaft and the output shaft. The first electric motor includes a first output shaft and is attached to the housing. The first output shaft is connected to the input shaft. The bracket is attached to the housing. The second electric motor is attached to the bracket and supported by the housing via the bracket.
E02F 9/00 - Éléments constitutifs des dragues ou des engins de terrassement, non limités à l'une des catégories couvertes par les groupes
B60L 15/00 - 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
There is provided a work machine allowing a steering operation device to be enhanced in reliability. The steering operation device includes a joystick, a first electric lever, and an input unit. The joystick receives an operator's operation. The first electric lever includes a first main body unit and a first lever unit tiltable with respect to the first main body unit, and outputs a tilt angle of the first lever unit with respect to the first main body unit. The input unit inputs an input to the first lever unit of the first electric lever to tilt the first lever unit with respect to the first main body unit of the first electric lever. The input unit has an elongated hole extending in the frontward/rearward direction. The first lever unit is disposed in the elongated hole.
