A method for cutting a continuous battery electrode material in order to produce battery electrodes includes providing a continuous battery electrode material and providing a transport device which is designed to move the continuous battery electrode material in a movement direction from a starting point to an end point over a machining region, wherein the transport device comprises at least two transport units. Additionally, at least one cutting device is provided. The continuous battery electrode material is then machined while being moved in the movement direction by means of the at least one cutting device such that at least one machining step is carried out on the continuous battery electrode material. At least one dimension of at least one of the at least two transport units is smaller than at least one dimension of the continuous battery electrode material at least in one region.

A welding method includes providing a first connector having a first end, providing a second connector having a second end for being welded to the first end, overlapping the first end and the second end, applying a contactless heating to a central section of the first end and melting an end section of the first end facing the second connector, and cooling the first end and the second end to form a weld connecting the first connector and the second connector. The first connector and the second connector extend in opposite directions from the weld.

A connector and labeling forming method thereof is provided. The method includes: a laser engraving device generating a laser beam, and controlling the laser beam to engrave a label on a labeling part of a metal shell of a connector. The connector includes a metal shell and a label. The metal shell has a labeling part and the label is engraved on the labeling part by a laser beam. As such, the invention can engrave the label on the labeling part of the metal shell of the connector by using the laser engraving technology to replace the traditional self-adhesive label, thereby being able to solve all the problems caused by the self-adhesive label.

Removal of substrates in a composite substrate is facilitated, and flaking of the composite substrate in an unintended process is prevented. A method for manufacturing a composite substrate includes: forming a first bonding material in a first surface of a first substrate; forming, in the first surface, at least one groove located more inward than a periphery in a plan view of the first substrate; forming the first bonding material along an inner wall of the at least one groove, the first bonding material not filling into space enclosed by the inner wall of the at least one groove; forming a second bonding material on a second surface of a second substrate; and bonding the first bonding material and the second bonding material together in a region except the at least one groove.

In a method for manufacturing a circuit board according to an additive manufacturing shaping method, a circuit board manufacturing method and a circuit board manufacturing device that can reduce the influence of thermal stress on a circuit board by reducing the number of heating steps are provided. A circuit board manufacturing method according to the present disclosure includes a board shaping step of laminating and shaping a circuit board having a wiring on a peeling member adhered to a base member, an attachment step of attaching a metal paste contacting the wiring to the circuit board, an electronic component arrangement step of arranging an electronic component on the circuit board to arrange the electronic component and the wiring via the metal paste, and a heating press step of arranging a press member above the circuit board, and causing the peeling member to be easily released from the base member and curing the metal paste by collectively heating the peeling member and the metal paste while pressing the circuit board with the base member and the press member to correct warpage of the circuit board.

A method for shaping a thin-film photovoltaic cell module from a photovoltaic cell sheet according to a predetermined contour of the module, where the cell sheet includes a flexible substrate based on a polymer or metal foil and a photovoltaic stack including one or more photo-active layers arranged on a front surface of the substrate. The method includes: providing the cell sheet, directing a laser beam towards a rear surface of the substrate; creating, by the laser beam, a trench in the rear surface, the trench shaped according to the contour such that the cell sheet is divided in a first portion within the contour and a second portion outside the contour; affixing a handling tool to one of the portions of the cell sheet on the rear surface of the substrate; selectively separating the portions by displacing the handling tool and one portion relative to the other portion.

A laser welding apparatus includes a chamber configured to pass a laser beam irradiated transversely to a welding region between members to be welded therethrough; and a vortex formation section configured to connect the welding region between the members to be welded and the chamber, to supply the welding region with gas, and to form and discharge a vortex of the gas

A jig for laser notching of secondary battery electrodes and an apparatus and method for laser notching secondary battery electrodes are disclosed. A jig for laser notching of secondary battery electrodes includes: a first plate to support a secondary battery electrode; and a second plate overlapping the first plate to press the secondary battery electrode therebetween toward the first plate, the second plate comprising a laser passage to partially expose the secondary battery electrode to allow a laser beam to be delivered to the secondary battery electrode therethrough. Upon laser notching of a secondary battery electrode, the jig can secure the secondary battery electrode in an unbent state.

A solid-state manufacturing method includes: connecting a solid-state manufacturing tool to a transition spindle for driving through a machine head; starting the solid-state manufacturing device and moving the solid-state manufacturing tool to process along a predetermined manufacturing route; during solid-state manufacturing process, measuring deformation of a deformation detection region on the transition spindle by a strain gauge to monitor force and/or torque on the transition spindle; monitoring the temperature of the solid-state manufacturing tool by a first temperature monitoring assembly; and monitoring the temperature in the deformation detection region by a second temperature monitoring assembly.

A TIG welding device (10) includes a welding robot (11), robot control device (12), welding torch (13), welding control device (14), gas feeder (15), and a height detection device (16). The welding torch (13) is set at a reference position, and the height detection device (16) detects the respective heights of two tip parts (4e). The robot control device (12) drives the welding robot (11) such that a torch electrode (13c) of the welding torch (13) abuts on central part of the higher tip part (4e). When the torch electrode (13c) is moved toward the reference position while power is supplied to the torch electrode (13c), and inert gas flows in the periphery of the torch electrode (13c), arc (AC) is generated in a gap between the tip parts (4e) and the torch electrode (13c). The overall two tip parts (4e) are melted and welded by this arc (AC).