Abstract: A laser processing apparatus 3 includes: a laser head H; a conveying device 4 that conveys a workpiece W; a head driving mechanism that moves the laser head H; a dust collecting box 60 that moves below the workpiece W and follows the laser head H such that the dust collecting box 60 is disposed below the laser head H; an outer support roller 81 and an inner support roller 82 that are provided at an opening 61 of the dust collecting boz 60 and are rotatable around an axis parallel to a width direction orthogonal to a conveying direction Fy; and a counter roller 9 that rotates the outer support roller 81 in synchronization with a conveying operation of the workpiece W by the conveying device 4. The counter roller 9 transmits motive power of the conveying device 4 as a belt conveyor to the outer support roller 81.

Abstract: A laser processing apparatus 3 includes: a laser head H; a head driving mechanism that moves the laser head H above a workpiece W; and a dust collecting box 60 that moves below the workpiece W and follows the laser head H. A non-contact support unit 7 is provided at an opening 61 of the dust collecting box 60, and the non-contact support unit 7 suctions a lower surface of the workpiece W toward a suction surface 71 and supports the workpiece W without bringing the lower surface of the workpiece W and the suction surface 71 into contact with each other. An outer support roller 81 and an inner support roller 82 that are each rotatable about an axis parallel to a width direction orthogonal or substantially orthogonal to a conveying direction Fy are provided at the opening 61.

Abstract: A welding gun and a welding method with which it is possible to reduce, the wait time for loading a component and to decrease tact time. The welding gun is a welding gun for resistance-welding components to a workpiece successively, and comprises a first holding portion and a second holding portion for holding a component. The first holding portion and the second holding portion are each switchable to an abutment-enabling position for causing a component to abut against a workpiece, or to a loading-enabling position for loading the component. The first holding portion and the second holding portion are switchable such that when the first holding portion is in the abutment-enabling position, the second holding portion is in the loading-enabling position, and when the second holding portion is in the abutment-enabling position, the first holding portion is in the loading-enabling position.

Abstract: Provided are a projection welding device and an electrode cleaning method for the same with which it is possible to keep a stud holding hole formed in a welding electrode clean. A projection welding device welds a stud to a workpiece by holding the stud using a second electrode, bringing the stud into contact with the workpiece, and causing a welding current to flow through the second electrode, wherein the second electrode includes a stud holding hole which extends from a cap opening formed in the distal end, to a bottom portion formed on the base end side, and at least one lateral hole which extends from a side wall opening formed in a side wall to the bottom portion, and the projection welding device is provided with a stud supply device which ejects air into the stud holding hole from the cap opening of the second electrode.

Abstract: A component filling device and a component filling method are provided which, with a configuration that does not involve contact with the workpiece during a stud gun welding operation, can fill a component supply device with a prescribed number of components from a component feeding device. The component filling device (a stud filling device) is provided with: a component storage unit (a tube) which, inside of a component storage hole (the tube hole), can store a prescribed number of components (studs) aligned from a stopping unit towards the top; and a switching mechanism which comprises multiple moving bodies (balls), which can move between a position contacting a component and a position not contacting the component, and a lock unit (a rotation member), which restricts the moving bodies from moving, wherein the switching mechanism can switch between a state in which the stopping unit stops the components and a state in which the components are allowed to pass.

Abstract: Provided are a stud supply device and a stud supply method with which a stud can be supplied to a welding electrode in the correct orientation. The stud supply device comprises: a magazine in which a predetermined number of studs can be aligned and stored in series inside a magazine hole from a stop part to one end side; switching mechanisms having a plurality of balls that can move between a position contacting the studs and a position not contacting the studs, and a reciprocating member that restricts the movement of the plurality of balls, the switching mechanisms switching between a state in which the studs are stopped at the stop part and a state in which the studs are allowed to pass; and a first air injection part that is provided more on the one end side than the stop part, and that injects air from the one end side to the stud stopped at the stop part.

Abstract: A treatment planning system that generates treatment planning for irradiating a target with a particle beam, includes an arithmetic processing device that sets at least two or more irradiation patterns for one treatment planning, calculates a plurality of predicted dose distributions for each irradiation pattern based on a target dose set for each region for at least one region including a region of the target, and calculates an index for evaluating validity of the irradiation pattern based on the plurality of predicted dose distributions.

Abstract: A machining swarf removing apparatus includes a left and a right machining swarf removing units. When removing machining swarf adhered to a recovery box, the left machining swarf removing unit is placed in removal starting position. A brush enters an insertion-ready state in which transverse direction thereof is oriented in a second direction D2. The brush is moved to an insertion position for insertion into the recovery box, then the brush is rotated to enter a machining swarf removal-ready state in which a longitudinal direction thereof is oriented in the second direction D2. The left machining swarf removing unit is moved to remove the machining swarf adhered to the recovery box by the brush, while a left rod vibrating device is driven to vibrate a rod, vibrating the brush attached to the rod.

Abstract: A laser processing machine includes a guide member with which a laser head is engaged so as to be movable to one side in a conveying direction, a moving device configured to move the laser head along the guide member, a counterweight which is movably engaged to the other side of the guide member in the conveying direction and moves along the guide member in a direction opposite to a moving direction of the laser head in conjunction with the laser head moved by the moving device, and a control device which controls the moving device to move the counterweight to a position facing the grease feeding device and to perform grease feeding to an engaged portion between the counterweight and the guide member.

Abstract: A laser processing apparatus 1 includes a laser head 31, a flexible cable 6 connecting a laser oscillator and the laser head 31 to each other, a conveyance apparatus 2 that conveys a workpiece W, a head drive mechanism 5 that moves the laser head 31 to a processing position, and a cable support mechanism 7 that moves the cable 6 in association with movement of the laser head 31. The cable support mechanism 7 includes a first holder 61 holding the cable 6, a first spring balancer 711 connected to the first holder 61 through a first wire 712, and a second spring balancer 721 connected to the first holder 61 through a second wire 722. The spring balancers 711, 721 are fixed to a support frame 8, and as viewed in plane, are arranged in a line along a width direction X perpendicular to a conveyance direction Y.

Abstract: A laser processing apparatus 3 includes: a laser head H; a conveying device 4 that conveys a workpiece W; a head driving mechanism that moves the laser head H; a dust collecting box 60 that moves below the workpiece W and follows the laser head H such that the dust collecting box 60 is disposed below the laser head H; an outer support roller 81 and an inner support roller 82 that are provided at an opening 61 of the dust collecting box 60 and are rotatable around an axis parallel to a width direction orthogonal to a conveying direction Fy; and a counter roller 9 that rotates the outer support roller 81 in synchronization with a conveying operation of the workpiece W by the conveying device 4. The counter roller 9 transmits motive power of the conveying device 4 as a belt conveyor to the outer support roller 81.

Abstract: A laser processing apparatus 3 includes: a laser head H; a head driving mechanism that moves the laser head H above a workpiece W; and a dust collecting box 60 that moves below the workpiece W and follows the laser head H. A non-contact support unit 7 is provided at an opening 61 of the dust collecting box 60, and the non-contact support unit 7 suctions a lower surface of the workpiece W toward a suction surface 71 and supports the workpiece W without bringing the lower surface of the workpiece W and the suction surface 71 into contact with each other. An outer support roller 81 and an inner support roller 82 that are each rotatable about an axis parallel to a width direction orthogonal or substantially orthogonal to a conveying direction Fy are provided at the opening 61.

Abstract: A welding gun and a welding method with which it is possible to reduce the wait time for loading a component and to decrease tact time. The welding gun is a welding gun for resistance-welding components to a workpiece successively, and comprises a first holding portion and a second holding portion for holding a component. The first holding portion and the second holding portion are each switchable to an abutment-enabling position for causing a component to abut against a workpiece, or to a loading-enabling position for loading the component. The first holding portion and the second holding portion are switchable such that when the first holding portion is in the abutment-enabling position, the second holding portion is in the loading-enabling position, and when the second holding portion is in the abutment-enabling position, the first holding portion is in the loading-enabling position.

Abstract: A thermistor element includes an element body made of ceramic and including first and second end surfaces opposite to each other and a peripheral surface located between the first end surface and the second end surface, first and second external electrodes respectively covering the first and second end surfaces and portion of the peripheral surface adjacent to the respective first and second end surfaces. The first and second external electrodes include electrode layers including an underlayer and a metal plating layer, the underlayer of the first external electrode includes, adjacent to or in a vicinity of the second external electrode, two second external electrode side corner portions that are thin and adjacent to each other, and the underlayer of the second external electrode includes, adjacent to or in a vicinity of the first external electrode, two first external electrode side corner portions that are thin and adjacent to each other.

Abstract: A thermistor element includes an element body made of ceramic and including first and second end surfaces opposite to each other and a peripheral surface located between the first end surface and the second end surface, first and second external electrodes respectively covering the first and second end surfaces and portion of the peripheral surface adjacent to the respective first and second end surfaces. The first and second external electrodes include electrode layers including an underlayer and a metal plating layer, the underlayer of the first external electrode includes, adjacent to or in a vicinity of the second external electrode, two second external electrode side corner portions that are thin and adjacent to each other, and the underlayer of the second external electrode includes, adjacent to or in a vicinity of the first external electrode, two first external electrode side corner portions that are thin and adjacent to each other.

Abstract: A laser processing machine includes a guide member with which a laser head is engaged so as to be movable to one side in a conveying direction, a moving device configured to move the laser head along the guide member, a counterweight which is movably engaged to the other side of the guide member in the conveying direction and moves along the guide member in a direction opposite to a moving direction of the laser head in conjunction with the laser head moved by the moving device, and a control device which controls the moving device to move the counterweight to a position facing the grease feeding device and to perform grease feeding to an engaged portion between the counterweight and the guide member.

Abstract: The present invention provides an inexpensive chuck device that can achieve both a stable gripping operation and a high degree of accuracy in gripping and can also reduce limitations in the gripping of a workpiece. According to the present invention, a chuck device is provided, the chuck device being characterized by comprising a chuck main body and a master jaw, wherein the chuck main body has an oscillation supporting hole, and the oscillation supporting holes are rotatably provided in plurality around a rotational axis of the chuck main body, and wherein the master jaw has a top jaw detachably provided on one end thereof, and is fitted into the oscillation supporting hole while maintaining surface contact therewith to enable sliding contact.

Abstract: A machining swarf removing apparatus (7) includes a left and a right machining swarf removing units (25)(26). When removing machining swarf adhered to a recovery box (6), the left machining swarf removing unit (25) is placed in removal starting position. A brush (32) enters an insertion-ready state in which transverse direction thereof is oriented in a second direction D2. The brush (32) is moved to an insertion position for insertion into the recovery box (6), then the brush (32) is rotated to enter a machining swarf removal-ready state in which a longitudinal direction thereof is oriented in the second direction D2. The left machining swarf removing unit (25) is moved to remove the machining swarf adhered to the recovery box (6) by the brush (32), while a left rod vibrating device (43) is driven to vibrate a rod (33), vibrating the brush (32) attached to the rod (33).

Abstract: A method of manufacturing an electronic component includes manufacturing a ceramic element including one pair of end surfaces and four side surfaces, forming external electrodes at both end portions of the ceramic element, measuring an initial characteristic value, determining any side surface to be machined among the four side surfaces and then determining, based on stored data, an amount of machining to be performed on the side surface to be machined, and machining, by the determined machining amount, the side surface of the ceramic element, which is determined to be machined, to be flush or substantially flush with the external electrodes.

Abstract: A thermistor element satisfies 4?(d/ed) when a first distance is d, which is a shortest distance between a first internal electrode and a second external electrode, whereas a second distance is referred to as ed, which is a shortest distance between the first internal electrode and a fifth internal electrode, in a cross section of a body including an L direction and a T direction thereof.