# US 11,999,003 B2 · Ultrasonic welding device with a v-shaped joining part receptacle

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- Number: US 11,999,003 B2
- Document ID: US11999003B2
- Status: Granted
- Kind: B2
- Application number: 17/767,641
- Filed: 2019-11-05
- Published: 2024-03-28
- Granted: 2024-06-04
- Earliest claimed: 2019-11-05
- Assignees: Schunk Sonosystems GmbH
- Applicants: Schunk Sonosystems GmbH
- Inventors: Manuel Fey; Stefan Müller; Rainer Wagenbach; Waldemar Werner; Daniel Günther; Dariusz Kosecki; Stephan Becker; Eugen Koch
- Web page: https://patentgrep.com/patent/US11999003B2

## CPC

- B23K 20/10: making use of vibrations, e.g. ultrasonic welding
- B23K 20/26: Auxiliary equipment
- B23K 37/0426: {Fixtures for other work}
- B23K 2101/32: Wires
- B23K 2101/38: Conductors
- H01R 43/0207: {Ultrasonic-, H.F.-, cold- or impact welding}
- H01R 43/0263: {for positioning or holding parts during soldering or welding process}
- B23K: SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS

## 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.

## Claims

### Claim 1

An ultrasonic welding device, comprising:
a sonotrode with a sonotrode surface;
a lateral slide with a lateral slide surface;
a touching element with a touching surface;
an insertion chamber for inserting joining parts;
wherein the insertion chamber is defined in a first axial direction on a first side by the sonotrode surface and in a second axial direction on a second side by the lateral slide surface and on a third side opposing the second side by the touching surface;
a first receiving element with a first stop edge;
a second receiving element with a second stop edge;
wherein 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;
wherein the first stop edge and the second stop edge are brought together in the end position opposite an open side of the insertion chamber to form a joining part receptacle for receiving the joining parts and are moved apart in the starting position;
wherein the joining part receptacle is v-shaped in order to position the joining parts in the insertion chamber in the first axial direction and the second axial direction.

### Claim 2 (depends on 1)

The ultrasonic welding device according to claim 1,
wherein, in the end position, the first stop edge in the second axial direction protrudes at least in sections beyond the lateral slide surface; and/or
wherein, in the end position, the second stop edge in the second axial direction protrudes at least in sections beyond the touching surface.

### Claim 3 (depends on 1)

The ultrasonic welding device according to claim 1,
wherein, in the end position, the first stop edge is aligned at an angle to the sonotrode surface; and/or
wherein, in the end position, the second stop edge is aligned at an angle to the sonotrode surface.

### Claim 4 (depends on 1)

The ultrasonic welding device according to claim 1,
wherein the first receiving element and the second receiving element are arranged to be movable independently of each other.

### Claim 5 (depends on 1)

The ultrasonic welding device according to claim 1,
wherein, in the end position, the first receiving element limits a movement of the second receiving element; and/or
wherein, in the end position, the second receiving element limits a movement of the first receiving element.

### Claim 6 (depends on 1)

The ultrasonic welding device according to claim 1, further comprising:
a drive device which is configured to move at least one of the first receiving element and the second receiving element between the starting position and the end position by applying a driving force.

### Claim 7 (depends on 6)

The ultrasonic welding device according to claim 6, further comprising:
a control device which is configured to generate a control signal for the drive device based on a predetermined total cross-section of the joining parts;
wherein, based on the control signal, the drive device is configured to move at least one of the first receiving element and the second receiving element between the starting position and an end position which is adapted to the total cross-section.

### Claim 8 (depends on 1)

The ultrasonic welding device according to claim 1,
wherein the lateral slide is arranged to be movable between a starting position and an end position;
wherein, in the starting position of the lateral slide, a distance between the lateral slide surface and the touching surface in the second axial direction is greater than in the end position of the lateral slide.

### Claim 9 (depends on 6)

The ultrasonic welding device according to claim 6,
wherein the lateral slide is arranged to be movable between a starting position and an end position;
wherein, in the starting position of the lateral slide, a distance between the lateral slide surface and the touching surface in the second axial direction is greater than in the end position of the lateral slide;
wherein the drive device is configured to also move the lateral slide between the starting position and the end position by applying a driving force.

### Claim 10 (depends on 7)

The ultrasonic welding device according to claim 7,
wherein the lateral slide is arranged to be movable between a starting position and an end position;
wherein, in the starting position of the lateral slide, a distance between the lateral slide surface and the touching surface in the second axial direction is greater than in the end position of the lateral slide;
wherein the drive device is configured to also move the lateral slide between the starting position and the end position by applying a driving force.

### Claim 11 (depends on 9)

The ultrasonic welding device according to claim 9,
wherein the drive device is configured to move the lateral slide depending on a movement of at least one of the first receiving element and of the second receiving element.

### Claim 12 (depends on 10)

The ultrasonic welding device according to claim 10,
wherein the drive device is configured to move the lateral slide depending on a movement of at least one of the first receiving element and of the second receiving element.

### Claim 13 (depends on 1)

The ultrasonic welding device according to claim 1, wherein at least one of the following conditions applies:
the first receiving element is slidably mounted in the second axial direction;
the second receiving element is slidably mounted in the second axial direction.

### Claim 14 (depends on 1)

The ultrasonic welding device according to claim 1,
wherein the first receiving element is rotatably mounted; and/or
wherein the second receiving element is rotatably mounted.

### Claim 15 (depends on 1)

The ultrasonic welding device according to claim 1, further comprising:
a further first receiving element with a further first stop edge;
a further second receiving element with a further second stop edge;
wherein the further first receiving element and the further second receiving element are arranged to be movable in relation to each other between a further starting position and a further end position;
wherein the further first stop edge and the further second stop edge are brought together in the further end position opposite a further open side of the insertion chamber to form a further joining part receptacle for receiving further joining parts and are moved apart in the further starting position;
wherein the further joining part receptacle is v-shaped in order to position the further joining parts in the insertion chamber in the first axial direction and the second axial direction.

### Claim 16 (depends on 15)

The ultrasonic welding device according to claim 15,
wherein the joining part receptacle and the further joining part receptacle are arranged on opposing sides of the insertion chamber.
