Abstract: An ultrasonic welding device includes a sonotrode with a sonotrode surface, a lateral slide with a lateral slide surface, a touching element with a touching surface and an insertion chamber for inserting joining parts. The insertion chamber is defined in a first axial direction (y) on a first side by the sonotrode surface and in a second axial direction (x) on a second side by the lateral slide surface and on a third side opposing the second side by the touching surface. Furthermore, the ultrasonic welding device includes a first receiving element with a first stop edge and a second receiving element with a second stop edge. The first receiving element and the second receiving element are arranged to be movable in relation to each other between a starting position and an end position.

Abstract: An ultrasonic welding device includes a sonotrode, an anvil, a touching element, a lateral slide, a stop element and a receiving chamber in which joining partners are received and which is defined by bordering components of the ultrasonic welding device. The receiving chamber is defined on a first side by the sonotrode and on a second side by the anvil. The receiving chamber is further defined on a third side by the touching element and on a fourth side by the lateral slide. The receiving chamber is further defined on a fifth side, extending transverse to the first to fourth sides, by the stop element. The first stop element is electrically conductive on its surface directed toward the receiving chamber in order to form a first electrode.

Abstract: An ultrasonic welding device includes a sonotrode, an anvil, a touching element, a lateral slide, a first stop element, a drive device, and a receiving chamber in which joining partners are to be received. The receiving chamber is defined on a first side by a surface of the sonotrode and on a second side opposing the first side by a surface of the anvil. The receiving chamber is further defined on a third side by a surface of the touching element and on a fourth side opposing the third side by a surface of the lateral slide. The first stop element is displaceable between a pulled-in position and a pulled-out position. The first stop element in the pulled-in position defines the receiving chamber on a fifth side extending transverse to the first to fourth sides and in the pulled-out position leaves the receiving chamber open on the fifth side.

Abstract: A sonotrode assembly for an ultrasonic welding device. The sonotrode assembly includes a oscillator assembly and a cooling device. The cooling device includes at least one cooling body. The cooling body is held supported in the cooling device in such a manner that the cooling body is reversibly displaceable between an abutting position in which a contact surface of the cooling body abuts on a contact surface of the oscillator assembly and a spaced position in which the contact surface of the cooling body is spaced apart from the contact surface of the oscillator assembly.

Abstract: An ultrasonic metal welding device for welding electrical conductors using a compression chamber that is adjustable at least n height and that is delimited on opposite sides by a section of a sonotrode as a first delimiting surface and by at least one section of a counter electrode (156) as a second delimiting surface, wherein for welding, the counter electrode and the sonotrode are displaced relative to one another. The counter electrode used is one that comprises sections (152, 154) of geometrically different working surfaces or is composed of at least two sections that are displaceable relative to one another.

Abstract: A method is described for welding a splice by way of an ultrasonic welding device, the ultrasonic welding device having a sonotrode for generating ultrasonic vibrations, an anvil, a first lateral element, a second lateral element and a compaction chamber, the height of which is adjustable by varying a distance between the sonotrode and the anvil and the width of which is adjustable by varying a distance between the first lateral element and the second lateral element.

Abstract: An ultrasonic metal welding device for welding electrical conductors using a compression chamber that is adjustable at least n height and that is delimited on opposite sides by a section of a sonotrode as a first delimiting surface and by at least one section of a counter electrode (156) as a second delimiting surface, wherein for welding, the counter electrode and the sonotrode are displaced relative to one another. The counter electrode used is one that comprises sections (152, 154) of geometrically different working surfaces or is composed of at least two sections that are displaceable relative to one another.

Abstract: An ultrasonic welding device includes a sonotrode, an anvil, a receiving chamber in which joining partners to be welded are to be received and which is defined on opposing sides by the sonotrode on the one hand and by the anvil on the other hand, and a camera assembly with at least one camera which is integrated in the ultrasonic welding device. The camera assembly is configured to record images of at least one partial region of the receiving chamber for the optical monitoring of welding conditions which have an impact on welds of the joining partners.

Abstract: An ultrasonic welding device includes a sonotrode, an anvil, a touching element, a lateral slide, a first stop element, a drive device, and a receiving chamber in which joining partners are to be received. The receiving chamber is defined on a first side by a surface of the sonotrode and on a second side opposing the first side by a surface of the anvil. The receiving chamber is further defined on a third side by a surface of the touching element and on a fourth side opposing the third side by a surface of the lateral slide. The first stop element is displaceable between a pulled-in position and a pulled-out position. The first stop element in the pulled-in position defines the receiving chamber on a fifth side extending transverse to the first to fourth sides and in the pulled-out position leaves the receiving chamber open on the fifth side.

Abstract: The invention relates to a device for electrically conductive connecting, by means of ultrasonic welding, of first electric conductors (140, 142) and second electric conductors (144, 146) in a compression space the cross section of which can be changed and which comprises at least one lateral slide, a sonotrode and a counter electrode, wherein firstly, blank ends of the first electric conductors (140, 142) are introduced into the compression space and are welded by means of ultrasonic action to form a first connection (148) and then after the first connection has been removed from the compression space, blank ends of the second electric conductors (144, 146) are introduced into same and are welded by means of ultrasonic action to form a second connection, wherein the first connection is fed to a retaining device (182, 184) before the second connection is welded.

Abstract: A sonotrode assembly for an ultrasonic welding device. The sonotrode assembly includes a oscillator assembly and a cooling device. The cooling device includes at least one cooling body. The cooling body is held supported in the cooling device in such a manner that the cooling body is reversibly displaceable between an abutting position in which a contact surface of the cooling body abuts on a contact surface of the oscillator assembly and a spaced position in which the contact surface of the cooling body is spaced apart from the contact surface of the oscillator assembly.

Abstract: The invention relates to a sonotrode (218) of an ultrasonic welding device with a sonotrode body (224) with sonotrode head (220) with at least one working surface (230) extending in the longitudinal direction of the sonotrode head for welding or welding together and/or deforming and/or cutting at least one item of metallic welding material, wherein the sonotrode head has cross-sections which vary along the working surface in such a way that the cross-section of the sonotrode head in the end region of the working surface extending at the end face is greater than in the middle region of the working surface.

Abstract: The invention relates to an ultrasonic metal welding device and a method for welding electrical conductors using a compression chamber that is adjustable at least in height and that is delimited on opposite sides by a section of a sonotrode as a first delimiting surface and by at least one section of a counter electrode (156) as a second delimiting surface, wherein for welding, the counter electrode and the sonotrode are displaced relative to one another. The counter electrode used is one that comprises sections (152, 154) of geometrically different working surfaces or is composed of at least two sections that are displaceable relative to one another.

Abstract: A welding device and a method for welding at least two components. The welding device includes an ultrasonic welding device and a laser welding device and is configured to weld the two components together by ultrasonic welding in a first area with the aid of the ultrasonic welding device and, during the ultrasonic welding process, to weld the two components together by laser welding in a second area which is smaller than the first area and is arranged within and/or bordering an outer periphery of the first area, with the aid of the laser welding device. The ultrasonic welding device may have an ultrasonic sonotrode and/or an anvil which have a through opening within the first area, and the laser welding device may be configured to direct the laser beam through the through opening onto the second area on the two components.

Abstract: The invention relates to a method and to an arrangement for electrically conductive connecting, by means of ultrasonic welding, of first electric conductors (140, 142) and second electric conductors (144, 146) in a compression space the cross section of which can be changed and which comprises at least one lateral slide, a sonotrode and a counter electrode, wherein firstly, blank ends of the first electric conductors (140, 142) are introduced into the compression space and are welded by means of ultrasonic action to form a first connection (148) and then after the first connection has been removed from the compression space, blank ends of the second electric conductors (144, 146) are introduced into same and are welded by means of ultrasonic action to form a second connection, wherein the first connection is fed to a retaining device (182, 184) before the second connection is welded.

Abstract: The invention relates to a method for positioning weldments (20) in an ultrasonic welding device (34) and to an ultrasonic welding device comprising a sonotrode (14), to which ultrasonic vibrations are applied and which emits longitudinal vibrations, and an anvil (16), a weldment accommodation (19) being formed between a work surface (17) of the sonotrode (14) and an opposing surface (18) of the anvil (16), a change in position ?x of a positioning device (21) defining weld position P of the weldment (20) being captured in the longitudinal direction (22) of the sonotrode (14) by means of a position sensor, the application of vibrations to the sonotrode (14) being changed such depending on the change in position ?x that a change in amplitude ?y is performed according to an amplitude characteristic curve of the sonotrode (14).

Abstract: A device for welding rod-shaped electrical conductors and a sonotrode for such includes a compression space for receiving two connection regions of the conductors to be connected, said connection regions extending in a first axial direction (x-axis), the compression space being defined by a working surface of a sonotrode, which transmits ultrasonic vibrations, and a counterface of an anvil at two opposite sides in a second axial direction (z-axis) and by a boundary surface of a slider element, displaceable in the second axial direction (z-axis), and a boundary surface of a boundary element on two opposite sides in a third axial direction (y-axis). In a special contact zone, which is a section of the working surface of the sonotrode and serves to subject at least one connection region to ultrasonic vibrations, the working surface has a surface configuration that differs from a contact zone formed by the remaining working surface.

Abstract: The invention relates to an ultrasonic welding device comprising a sonotrode (14) transmitting ultrasonic vibrations and an anvil (15) disposed on an anvil carrier (17), the anvil (15) being disposed on the anvil carrier (17) in an exchangeable manner so that an mounting surface (21) of the anvil (15) rests against a support surface (22) of the anvil carrier (17) by means of a normal force exerted by a pretensioning device, the mounting surface (21) of the anvil (15) having a surface hardness greater than the surface hardness of the support surface (22) of the anvil carrier (17), the mounting surface (21) having a surface structure at least in the area of a partial surface, and the mounting surface (21) having a surface roughness of Rz/Ra?2 at least in the area of the partial surface.

Abstract: The disclosure relates to a method for producing a welded assembly including a plurality of welded connections between first contact partners of a contact substrate and second contact partners of a placement unit. The contact partners are arranged in an overlapping position and a sonotrode is moved into a position overlapping with the second contact partner using a positioning device, is lowered onto the second contact partner in a welding contact position, and is subjected to ultrasonic vibrations to produce a welded connection. The sonotrode is positioned relative to the second contact partner with a camera and the sonotrode is positioned relative to the second contact partner based on a determination of a position deviation of a sonotrode imprint of a sonotrode working surface produced on a reference imprint carrier by the welding process.

Abstract: An ultrasonic welding device includes a sonotrode emitting longitudinal vibrations in the direction of a longitudinal sonotrode axis which comprises a work surface on a sonotrode head and an anvil. A weldment accommodation for a weld deposit is between the work surface ‘p’ and a counterface of the anvil. The ultrasonic welding device includes a stop device for defining the welding position with respect to the work surface. The counterface is disposed at an inclination ? towards the longitudinal sonotrode axis such that when the counterface is inclined downward towards a vibration node adjacent to the work surface, distance a between the work surface and the counterface continuously increases towards the vibration node, and when the counterface is inclined upward towards a vibration node adjacent to the work surface distance a is essentially constant.