WO2019033496A1

WO2019033496A1 - Welding gun moving device

Info

Publication number: WO2019033496A1
Application number: PCT/CN2017/102094
Authority: WO
Inventors: 雷土成; 李辉; 郑连东
Original assignee: 广州市永合祥自动化设备科技有限公司
Priority date: 2017-08-16
Filing date: 2017-09-18
Publication date: 2019-02-21
Also published as: CN207087196U

Abstract

Disclosed is a welding gun moving device, comprising a lifting mechanism (10), a first cross bar (20) and a clamping assembly (30), wherein a driving end of the lifting mechanism (10) is connected to the first cross bar (20) in a transmissive way, the clamping assembly (30) is fixed on the first cross bar (20) in a clamping manner, and the clamping assembly (30) is also used for clamping a welding gun (40). When a battery workpiece is moved to a battery processing station, the driving end of the lifting mechanism (10) drives the first cross bar (20) to move down and the first cross bar (20) drives the welding gun (40) clamped by the clamping assembly (30) to move down to come into contact with a point to be welded on an upper surface of the battery workpiece, so as to complete the welding operation on the battery workpiece without manual involvement, and thereby achieving relatively high automation.

Description

Welding gun moving device

Technical field

The present invention relates to the field of welding technology, and in particular to a welding gun moving device.

Background technique

When the upper surface of the battery workpiece is welded, the welding torch is manually moved, and the welding torch head is aligned with the spot to be welded on the upper surface of the battery workpiece to perform welding operation on the battery workpiece. However, when a large number of battery workpieces need to be welded, the manual welding torch is used, the labor cost is high, and the degree of automation is low.

Summary of the invention

Based on this, it is necessary to overcome the deficiencies of the prior art, and provide a welding torch moving device capable of performing welding operations without a hand-held welding torch, with high degree of automation and low labor cost.

The technical solution is as follows: a welding gun moving device, comprising: a lifting mechanism, a first crossbar and a clamping assembly, a driving end of the lifting mechanism is connected to the first crossbar, and the clamping component is clamped and fixed On the first crossbar, the clamping assembly is also used to hold a welding torch.

In the above welding gun moving device, when the battery workpiece moves to the battery processing station, the driving end of the lifting mechanism drives the first crossbar to descend, and the first crossbar drives the welding gun held by the clamping component to drop to contact the upper surface of the battery workpiece. With the solder joint, the welding operation of the battery workpiece can be completed without manual intervention, and the degree of automation is high. In addition, for different specifications of the battery workpiece moved to the battery processing station, although the upper surface of the battery workpiece is to be soldered at different points, but because the clamping assembly is clamped on the first crossbar, this can be along the first crossbar The clamping assembly is moved to adjust the clamping position of the clamping assembly on the first crossbar, and the welding torch can perform the welding operation well without adjusting the setting position of the lifting mechanism.

In one embodiment, the clamping assembly includes a first clamping head and a second clamping head, the first clamping head is clamped and fixed on the first crossbar, the first clamping A head is coupled to the second clamping head for clamping the welding torch. Thus, changing the first clamping head on the first crossbar The clamping position and the position of the second clamping head holding the welding torch can adjust the position of the welding torch, so that the welding torch can be adapted to the welding operation of battery parts of different specifications.

In one embodiment, the clamping assembly further includes a second crossbar and a third clamping head disposed between the first clamping head and the second clamping head, the second transverse a rod is coupled to the first clamping head, the third clamping head is clamped to the second crossbar, and the third clamping head is coupled to the second clamping head, the second The direction in which the crossbar is disposed is different from the direction in which the first crossbar is disposed. Thus, by changing the clamping position of the third clamping head on the second crossbar, the position of the welding torch can also be adjusted, so that the welding torch can be adapted to the welding operation of battery workpieces of different specifications.

In one embodiment, the second clamping head and the third clamping head are in an integrated structure.

In one embodiment, the first clamping head, the second clamping head and the third clamping head each comprise a first pressure plate, a second pressure plate and a locking member, and the first pressure plate has one end Connected to one end of the second pressure plate, a first semicircular hole is formed on a side of the first pressure plate facing the second pressure plate, and a side surface of the second pressure plate facing the first pressure plate is provided a second semicircular hole opposite to the first semicircular hole, the other end of the first pressure plate and the other end of the second pressure plate are provided with a locking hole, and the first pressure plate is worn through the locking member The locking hole is fastened to the second pressure plate. In this way, the first crossbar, the second crossbar, and the welding gun can be locked between the first pressure plate and the second pressure plate, and are in the through holes of the first semicircular hole and the second semicircular hole, and are fixed. The effect is better.

In one embodiment, the first semi-circular aperture sidewall and/or the second semi-circular aperture sidewall are provided with an elastic layer or a non-slip layer. In this way, the first pressure plate and the second pressure plate can better clamp and hold the first cross bar, the second cross bar, and the welding gun.

In one embodiment, the lifting mechanism includes a cylinder, a first guiding rod and a first sliding block, and the first sliding block is provided with a first guiding hole adapted to the first guiding rod, the first A sliding block is slidable along the first guiding rod, a driving end of the cylinder is connected to the first sliding block, and the first sliding block is connected to the first horizontal bar. In this way, when the cylinder is in motion, the first sliding block is pushed to move along the first guiding rod, and the first sliding block drives the first horizontal lifting and lowering action.

In one embodiment, the welding torch moving device further includes a first mounting plate and a second mounting plate, the first guiding bar is more than two, and the first sliding block is provided with two or more first guiding Hole, One end of the first guiding rod is connected to the first mounting board, the other end of the first guiding rod is connected to the second mounting board, and the first mounting board is mounted on the working platform, The cylinder is mounted on the second mounting plate. In this way, the guiding of the first sliding bar is relatively stable by the guiding of the two or more first guiding bars.

In one embodiment, the lifting mechanism includes a motor, a second guiding rod, a screw rod, a bottom plate and a second sliding block, and the motor and the second guiding rod are both mounted on the bottom plate, a torque output shaft of the motor is coupled to the screw drive, the second sliding block is juxtaposed with a second guiding hole and a threaded through hole, and the second sliding block is connected to the first cross bar, the first Two guiding rods are slidably disposed in the second guiding hole, and the screw rod is installed in the threaded through hole. In this way, by rotating the motor to drive the screw to drive the second sliding block to move along the second guiding rod, the first horizontal lifting and lowering action can also be achieved.

DRAWINGS

1 is a schematic structural view of a welding torch moving device according to an embodiment of the present invention;

2 is a schematic structural view of a welding torch moving device according to another embodiment of the present invention;

3 is a schematic structural view of a welding torch moving device according to still another embodiment of the present invention;

4 is a schematic structural view of a welding torch moving device according to still another embodiment of the present invention.

Reference mark:

10. Lifting mechanism, 11, cylinder, 12, first guiding rod, 13, first sliding block, 14, motor, 15, second guiding rod, 16, screw, 17, bottom plate, 18, second sliding block, 20, a first crossbar, 30, a clamping assembly, 31, a first clamping head, 32, a second clamping head, 33, a second crossbar, 34, a third clamping head, 35, a first pressure plate, 36, second pressure plate, 37, locking hole, 40, welding torch, 51, first mounting plate, 52, second mounting plate.

Detailed ways

The above described objects, features and advantages of the present invention will become more apparent from the aspects of the appended claims. In the following description, many specific details are explained. It is convenient to fully understand the present invention. However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art can make similar modifications without departing from the spirit of the invention, and thus the invention is not limited by the specific embodiments disclosed below.

In the description of the present invention, it is to be understood that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" and "second" may include at least one of the features, either explicitly or implicitly. In the description of the present invention, the meaning of "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.

In the description of the present invention, it is to be understood that when an element is referred to as "connecting" another element, it may be directly connected to the other element or the intermediate element may be present. In contrast, when an element is referred to as being "directly" connected to another element, there is no intermediate element.

As shown in FIGS. 1 to 4, a welding torch moving device includes a lifting mechanism 10, a first crossbar 20, and a clamp assembly 30. The driving end of the lifting mechanism 10 is drivingly connected to the first cross bar 20. The clamping assembly 30 is clamped and fixed to the first crossbar 20, and the clamping assembly 30 is also used to clamp the welding torch 40.

In the above-mentioned welding torch moving device, when the battery workpiece moves to the battery processing station, the driving end of the lifting mechanism 10 drives the first crossbar 20 to descend, and the first crossbar 20 drives the welding torch 40 clamped by the clamping assembly 30 to contact the battery. The welding point of the battery workpiece can be completed on the upper surface of the workpiece to be welded, without manual intervention, and the degree of automation is high. In addition, for the battery workpieces of different specification models to move to the battery processing station, although the positions of the upper surface of the battery workpiece to be soldered are different, since the clamping assembly 30 is clamped on the first crossbar 20, this may be along the first The crossbar 20 moves the clamping assembly 30 to adjust the clamping position of the clamping assembly 30 on the first crossbar 20, and the welding gun 40 can better perform the welding operation without adjusting the setting position of the lifting mechanism 10.

In the embodiment, the clamping assembly 30 includes a first clamping head 31 and a second clamping head 32. The first clamping head 31 is clamped and fixed to the first crossbar 20, and the first clamping head 31 is connected to the second clamping head 32. The second clamping head 32 is used to clamp the welding torch 40. Thus, by changing the clamping position of the first clamping head 31 on the first crossbar 20 and changing the position of the second clamping head 32 holding the welding torch 40, the position of the welding torch 40 can be adjusted, so that the welding torch 40 can be adapted to Different specifications of the battery The welding operation of the workpiece.

In addition, the clamping assembly 30 further includes a second crossbar 33 and a third clamping head 34 disposed between the first clamping head 31 and the second clamping head 32. The second cross bar 33 is connected to the first clamping head 31. The third clamping head 34 is clamped on the second crossbar 33, and the third clamping head 34 is connected to the second clamping head 32. The direction in which the second rail 33 is disposed is different from the direction in which the first rail 20 is disposed. Thus, by changing the clamping position of the third clamping head 34 clamped on the second crossbar 33, the position of the welding torch 40 can also be adjusted, so that the welding torch 40 can be adapted to the welding operation of battery workpieces of different specifications. Specifically, the second clamping head 32 and the third clamping head 34 are in an integrated structure.

In addition, the first clamping head 31, the second clamping head 32 and the third clamping head 34 each include a first pressure plate 35, a second pressure plate 36 and a locking member. One end of the first pressure plate 35 is connected to one end of the second pressure plate 36, and a first semicircular hole is formed on a side of the first pressure plate 35 facing the second pressure plate 36, and the second pressure plate 36 faces the A second semicircular hole opposite to the first semicircular hole is provided on a side surface of the first pressure plate 35. The other end of the first pressure plate 35 and the other end of the second pressure plate 36 are respectively provided with a locking hole 37 through which the first pressure plate 35 passes through the locking hole 37 and the second The pressure plate 36 is fastened. As such, the first crossbar 20, the second crossbar 33, and the welding gun 40 can be locked between the first platen 35 and the second platen 36, and the first semicircular hole and the second semicircular hole are spliced. In the through hole, the fixing effect is good.

Further, the first semicircular aperture sidewall and/or the second semicircular aperture sidewall are provided with an elastic layer or a non-slip layer. Thus, the first pressure plate 35 and the second pressure plate 36 can better clamp and hold the first cross bar 20, the second cross bar 33, and the welding gun 40.

In one embodiment, referring to FIG. 1 to FIG. 3 , the lifting mechanism 10 includes a cylinder 11 , a first guiding rod 12 and a first sliding block 13 . The first sliding block 13 is provided with a first guiding hole adapted to the first guiding rod 12, and the first sliding block 13 is slidable along the first guiding rod 12. The driving end of the cylinder 11 is connected to the first sliding block 13, and the first sliding block 13 is connected to the first horizontal bar 20. Thus, when the air cylinder 11 is operated, the first sliding block 13 is pushed to move along the first guiding rod 12, and the first sliding block 13 drives the first horizontal rod 20 to move up and down.

Further, the welding torch moving device further includes a first mounting plate 51 and a second mounting plate 52. Place There are two or more first guiding rods 12, and the first sliding block 13 is provided with two or more first guiding holes. One end of the first guiding rod 12 is connected to the first mounting plate 51, and the other end of the first guiding rod 12 is connected to the second mounting plate 52. The first mounting plate 51 is mounted on a table, and the cylinder 11 is mounted on the second mounting plate 52. Thus, the guiding of the two first guiding bars 12 makes the sliding of the first sliding block 13 relatively stable.

In another embodiment, referring to FIG. 4, the lifting mechanism 10 includes a motor 14, a second guiding rod 15, a lead screw 16, a bottom plate 17, and a second sliding block 18. The motor 14 and the second guiding rod 15 are both mounted on the bottom plate 17, and the torque output shaft of the motor 14 is drivingly connected to the screw rod 16. The second sliding block 18 is juxtaposed with a second guiding hole and a threaded through hole, and the second sliding block 18 is connected to the first cross bar 20. The second guiding rod 15 is slidably disposed in the second guiding hole, and the screw rod 16 is installed in the threaded through hole. In this way, the rotation of the lead screw 16 by the motor 14 drives the second sliding block 18 to move along the second guiding rod 15, and the lifting and lowering action of the first crossbar 20 can also be achieved.

The technical features of the above-described embodiments may be arbitrarily combined. For the sake of brevity of description, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be considered as the scope of this manual.

The above-described embodiments are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but is not to be construed as limiting the scope of the invention. It should be noted that a number of variations and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. Therefore, the scope of the invention should be determined by the appended claims.

Claims

A welding gun moving device, comprising: an elevating mechanism, a first crossbar and a clamping assembly, wherein a driving end of the lifting mechanism is connected to the first crossbar, and the clamping component is clamped and fixed The clamping assembly is also used to clamp the welding gun on the first crossbar.
A welding torch moving device according to claim 1, wherein said clamping assembly comprises a first clamping head and a second clamping head, said first clamping head being clamped to said first crossbar The first clamping head is connected to the second clamping head, and the second clamping head is used for clamping the welding torch.
The welding torch moving device of claim 2, wherein the clamping assembly further comprises a second crossbar and a third clamp disposed between the first clamping head and the second clamping head Holding the head, the second crossbar is connected to the first clamping head, the third clamping head is clamped on the second crossbar, the third clamping head and the second clamping The head is connected, and the second crossbar is disposed in a direction different from the direction in which the first rail is disposed.
The welding torch moving device according to claim 3, wherein the second clamping head and the third clamping head are of an integrated structure.
The welding torch moving device according to claim 3 or 4, wherein the first clamping head, the second clamping head and the third clamping head each comprise a first pressure plate and a second pressure plate. a locking member, one end of the first pressure plate is connected to one end of the second pressure plate, a first semicircular hole is formed on a side of the first pressure plate facing the second pressure plate, and the second pressure plate faces the a second semicircular hole opposite to the first semicircular hole is disposed on a side of the first pressure plate, and the other end of the first pressure plate and the other end of the second pressure plate are respectively provided with a locking hole, The first pressure plate is fastened to the second pressure plate through the locking hole through the locking member.
The welding torch moving device according to claim 5, wherein the first semicircular hole side wall and/or the second semicircular hole side wall are provided with an elastic layer or a non-slip layer.
The welding torch moving device according to claim 1, wherein the lifting mechanism comprises a cylinder, a first guiding rod and a first sliding block, and the first sliding block is provided to be adapted to the first guiding rod. a first guiding hole, the first sliding block being slidable along the first guiding rod, a driving end of the cylinder being connected to the first sliding block, the first sliding block and the first horizontal bar Connected.
The welding torch moving device according to claim 7, further comprising a first mounting plate and a second mounting plate, wherein the first guiding bar is two or more, and the first sliding block is provided with two or more a guiding hole, one end of the first guiding rod is connected to the first mounting plate, the other end of the first guiding rod is connected to the second mounting plate, and the first mounting plate is used for mounting on the worktable The cylinder is mounted on the second mounting plate.
The welding torch moving device according to claim 1, wherein the lifting mechanism comprises a motor, a second guiding rod, a screw rod, a bottom plate and a second sliding block, and the motor and the second guiding rod are respectively installed On the bottom plate, a torque output shaft of the motor is coupled to the lead screw, and the second sliding block is juxtaposed with a second guiding hole and a threaded through hole, the second sliding block and the first sliding block A cross bar is connected, and the second guide bar is slidably disposed in the second guiding hole, and the screw is installed in the threaded through hole.