Schunk Ultraschalltechnik Gmbh

Schunk Sonosystems Gmbh

Ultraschalltechnik Gmbh

Schunk Ultaschalltechnik Gmbh

Dieter Stroh

Peter Wagner

Horst Dieterle

Ernst Steiner

Heiko Stroh

Sinan Koc

Udo Wagenbach

Heiko Strobel

Rainer Wagenbach

Reiner Schmidt

Heinz Gotz

Jost Eberbach

Sebastian Rühl

Alexander Ziesler

Andreas Moos

Stefan Dr Trube

The invention relates to a device for welding rod-shaped electrical conductors () provided with an outer insulating sheath (), the device comprising a compression space () for receiving connecting regions of the conductors to be connected to each other, said compression space comprising at least one guiding element () for axially positioning the conductors.

Device for welding electrical conductors

The invention relates to a device for welding rod-shaped conductors (), comprising a compression chamber for receiving joining sections () of the conductors to be joined together, the compression chamber being limited in a first axial direction (z-axis) on two opposite sides by an active surface of a sonotrode () transmitting ultrasonic vibrations in the direction of the z-axis and by a counter surface of a counter electrode (), the device having a knife device which is provided with a drive device and comprises a knife () movable in the direction of the z-axis, said knife having a cutting edge which can be moved past the compression chamber, wherein a drive motor of the drive device is arranged in an installation space arranged below the sonotrode, the drive motor being connected to a knife holder () via a deflection gear () in order for the knife to be able to perform a cutting motion, the knife being moveable in the direction of the z-axis.

Device for welding rod-shaped conductors comprising a knife device

The invention relates to an ultrasound welding device for welding electrical conductors to produce a node between the conductors, comprising a compression space for receiving the conductors, which is delimited peripherally by two working surfaces delimiting the compression space on opposing sides and two lateral delimitation surfaces running transversely to the working surfaces, and the remaining sides are open. One of the working surfaces is a portion of a sonotrode, excitable in ultrasound oscillation, for the ultrasound welding device and the other working surface is a portion of a counterelectrode and at least the working surfaces are structured.

Ultrasound welding device and method for welding electrical conductors

The invention relates to an ultrasonic welding device having an oscillator, having a sonotrode, which can be caused to oscillate with a wavelength, and has a welding region in the vibration antinode of the sonotrode. The sonotrode is supported at the vibration node of the sonotrode in a first bearing. To enable both a radial and an axial alignment of the sonotrode, the first bearing has a projection, which has a U-shaped geometry in a section extending in a longitudinal direction of the sonotrode, which U-shaped geometry has side legs and a cross leg that connects the side legs, the projection engages in a recess in the sonotrode matched to the U-shaped geometry, the sonotrode is supported on the cross leg of the projection in a planar manner, and the sonotrode is axially aligned by means of at least one side leg of the projection.

Ultrasonic welding device

A method and apparatus for welding lines having metallic braids or strands to form an end node or transit node by introducing a first portion of each line into a compression space of an ultrasonic welding apparatus, wherein the first portions run along a straight line, wherein at least one line has a component at a distance from the end node or transit node to be welded, and at least the line which has the component is attenuated between the compression space and the contact element in a second portion by a change in profile of the line which is imposed using a deflection device. To this end, the line which has the component is oriented in extension of the straight line.

Method and arrangement for welding electrical conductors

The invention relates to method for producing a connecting passage node or end node which has a rectangular shape in cross section and consists of electrical conductors. The nodes are produced by compacting and subsequent welding of the conductors by means of ultrasound in a compression chamber of the ultrasound welding machine of which the height and width can be adjusted and which has a rectangular shape in cross section, wherein opposite delimitation surfaces of the compression chamber form sections of a sonotrode and an opposite counter electrode, respectively. To connect electrical conductors which are difficult to weld to an end node and/or connecting passage node, the conductors () are brought into a sleeve and, subsequently, the sleeve () is welded with the conductors in the compression chamber to form the end node and/or connecting passage node () having a rectangular cross section.

Connecting passage node or end node and method for production thereof

A method for production of a welded connection between at least one first electrical conductor and at least one second electrical conductor, in which the conductors are brought into a compression chamber enclosed by delimitation elements and welded therein by an ultrasound welding device, one of the delimitation elements forming a sonotrode which may be subjected to ultrasound vibration. According to the invention, in order to connect a first conductor in the desired circumference with second conductors, where the total cross-section of the second conductors for connection to the first conductor can optionally be greater than the usual cross-section with the ultrasound device used, the first conductor is welded sequentially with two or more second conductors in the compression chamber.

Method for producing a welded joint between electrical conductors by means of an ultrasonic welding method

An ultrasound welding device for welding metallic conductors for producing a junction point includes two welding surfaces, which are located on opposite sides, and two lateral delimiting surfaces, which extend transverse to the working surfaces and which, together, define a compression space. In order to eliminate longitudinal movement of the conductors during welding, at least one of the lateral delimitation surfaces is additionally structured next to the structured welding surfaces.

Ultrasonic welding device with opposite welding and lateral surfaces that delimit a compression space, and compression space

A sonotrode for an ultrasound welding device including at least one working surface and a front surface that extends perpendicularly to the working surface. To avoid or reduce a deviation perpendicular to the longitudinal axis of the sonotrode, the front surface has at least one reinforcing element.

Tool for an ultrasound welding device comprising a reinforcing element for reducing the deviation of the working surface of the tool

An arrangement for the welding of cables by means of an ultrasonic welding device with a compression chamber for housing the cables defined by at least sections of a sonotrode transmitting ultrasonic vibrations, a counter electrode and lateral defining elements. In order to guarantee a desired layout for the cables, the components are installed in an insertion space, before closing the compression chamber, the width of which is less than that of the open compression chamber.

Arrangement for welding workpieces by means of an ultrasonic device

An ultrasonic welding machine having a tool in the form of, for example, a sonotrode. In order to allow for an optimal utilization of the working surfaces of the sonotrode, it is proposed to move or mount the sonotrode in a desired position with respect to the element that connects the ultrasonic welding machine to the sonotrode by rotating the sonotrode around its longitudinal axis as well as a transverse axis running perpendicular thereto.

Ultrasonic welding machine, as well as tool for an ultrasonic welding machine

A method and device for making multiple connections between electrical conductors surrounded by external insulators in overlapping flexible cables by ultrasonic welding. Overlapping conductors to be connected are arranged on a surface of a carrier disposed between a sonotrode and an electrode, the sonotrode and electrode are sequentially aligned the with overlapping points to be welded, and the conductors are ultrasonically welded at each of the overlapping points. The carrier either includes the electrode at least in designated areas, or includes penetrations constructed and arranged to receive an electrode in designated areas.

Method and device for connecting conductors

The invention relates to a device for connecting metallic materials, in particular electrical conductors such as flexible cables, by means of a transducer (,) which generates ultrasonic oscillations and contains a sonotrode (,) with a sonotrode head (,) as well as a converter (,). In order to be able to embody the transducer compactly, it is provided that the transducer alone is seated in the first oscillation node remote from the sonotrode head.

Device for connecting metallic materials

The invention relates to a process for welding electric conductors employing ultrasound following compaction. The process comprises compaction of the conductors in a compaction area by adjusting height and width up to a preset contact force and ultrasonically welding according to predetermined, stored parameters.

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Wettenberg, Germany

Dieter Stroh