CN220196767U - Tool for spot welding test of industrial robot - Google Patents

Abstract

The utility model discloses a fixture for spot welding test of an industrial robot, which comprises: the tooling bottom plate is provided with an array threaded hole; at least two support bases are arranged on the array threaded holes of the tool bottom plate; the number of the clamping units is consistent with that of the supporting base, the clamping units are arranged on the supporting base, and a clamping space for a workpiece is formed between the clamping units. The tool integrally realizes fine adjustment in the X and Y directions, and can prevent actual welding deviation caused by inaccurate hole opening positions of the positioning holes on the spot welding workpiece. Meanwhile, the whole upper half part of the clamping unit including the support can also be subjected to fine adjustment of the angle through the rotary table, and actual welding deviation caused by inaccurate positioning hole opening positions on the spot welding workpiece can also be prevented. Meanwhile, the clamping unit can also adjust the integral position on the tooling bottom plate provided with the array threaded holes, so that the device can adapt to spot welding workpieces with different lengths and widths, and has great flexibility.

Description

Tool for spot welding test of industrial robot

Technical Field

The utility model relates to the technical field of welding tools, in particular to a tool for a spot welding test of an industrial robot.

Background

In the spot welding test of the automobile sheet metal robot, as the sheet metal parts of the automobile are basically formed by stamping and the shapes are basically irregular, corresponding spot welding tools are relatively complex and relatively high in cost, and the tools are basically designed according to the specific sheet metal shapes and have no universality. The current spot welding tool cannot operate various metal plate parts of automobiles, and is poor in general type, so that a general type strong spot welding test tool is necessary to design.

Disclosure of Invention

The utility model provides a tool for a spot welding test of an industrial robot, which aims to solve the problem of poor universality of the spot welding test tool in the prior art.

The technical scheme adopted by the utility model is as follows: the utility model provides a frock for industrial robot spot welding test, include:

the tooling bottom plate is provided with an array threaded hole;

at least two support bases are arranged on the array threaded holes of the tool bottom plate;

the number of the clamping units is consistent with that of the supporting base, the clamping units are arranged on the supporting base, and a clamping space for a workpiece is formed between the clamping units.

Further, the support base comprises a mounting seat, a rotary table and a support which are sequentially arranged from bottom to top.

Further, the support base further comprises a sliding plate, a Y-direction guide rail is arranged on the support, and a sliding block matched with the Y-direction guide rail is arranged on the sliding plate.

Further, an X-direction guide rail is arranged on the sliding plate, the clamping unit is slidably mounted on the X-direction guide rail on the sliding plate, and the X-direction guide rail is perpendicular to the Y-direction guide rail.

Further, the clamping unit comprises a mounting plate and a clamping mechanism, and a sliding block matched with the X-shaped guide rail is arranged on the mounting plate.

Further, the supporting base also comprises a first locking piece and a second locking piece, wherein the first locking piece is arranged in a threaded hole on the mounting plate, and the end part of the first locking piece is propped against the side surface of the support to realize locking between the mounting plate and the sliding plate; the second locking piece is arranged in the threaded hole of the sliding plate, and the end part of the second locking piece is abutted against the top end surface of the support to lock the sliding plate and the support.

Further, the clamping unit further comprises a proximity switch detachably mounted on the mounting plate through a proximity switch mounting frame, and at least one mounting position is arranged between the proximity switch mounting frame and the mounting plate.

Further, the clamping unit further comprises a positioning pin detachably mounted on the mounting plate through a positioning pin mounting frame, and at least one mounting position is arranged between the positioning pin mounting frame and the mounting plate.

Further, the clamping mechanism is a manual clamp or a pneumatic clamp.

Further, a handle is further arranged on the tool bottom plate.

The beneficial effects of the utility model are as follows: the tool integrally realizes fine adjustment in the X and Y directions, and can prevent actual welding deviation caused by inaccurate hole opening positions of the positioning holes on the spot welding workpiece. Meanwhile, the whole upper half part of the clamping unit including the support can also be subjected to fine adjustment of the angle through the rotary table, and actual welding deviation caused by inaccurate positioning hole opening positions on the spot welding workpiece can also be prevented. Meanwhile, the clamping unit can also adjust the integral position on the tooling bottom plate provided with the array threaded holes, so that the device can adapt to spot welding workpieces with different lengths and widths, and has great flexibility.

Drawings

Fig. 1 is a schematic structural view of a fixture for an industrial robot spot welding test disclosed by the utility model.

Fig. 2 is a schematic structural view of a clamping unit and a supporting base according to the present disclosure.

Fig. 3 is a side view of the clamping unit and support base of the present disclosure.

Fig. 4 is a front view of the clamping unit and the support base of the present disclosure.

Reference numerals: the fixture comprises a fixture bottom plate, a 101-handle, a 102-array threaded hole, a 2-clamping unit, a 3-first spot welding workpiece, a 4-second spot welding workpiece, a 5-cylinder, a 6-press arm, a 7-press block, an 8-positioning block, a 9-positioning pin, a 10-positioning pin seat, a 11-positioning pin seat connecting block, a 12-first locking piece, a 13-support, a 14-sliding plate, a 15-Y-direction guide rail, a 16-X-direction guide rail, a 17-rotating table, a 18-mounting seat, a 19-proximity switch, a 20-mounting plate, a 21-support base, a 22-first pin, a 23-second pin, a 24-lug plate, a 25-proximity switch mounting frame, a 26-second locking piece, a 27-positioning pin mounting frame and a 28-third pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings, but embodiments of the present utility model are not limited thereto. It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1:

the welding method is classified into three types of welding, namely fusion welding, pressure welding and brazing according to the state of metal in the welding process. Each type of welding method can be divided into various different welding methods, and spot welding belongs to resistance welding in pressure welding, and the spot welding refers to a welding method for forming welding spots between contact surfaces of two lap-joint workpieces by utilizing columnar electrodes during welding. Referring to fig. 1, the tool is to clamp the first spot welding workpiece 3 and the second spot welding workpiece 4 and perform spot welding between contact surfaces of the two.

Referring to fig. 1, this embodiment discloses a tooling for industrial robot spot welding test, comprising: the tooling bottom plate 1 is provided with an array threaded hole 102; at least two support bases 21 are arranged on the array threaded holes 102 of the tool bottom plate 1; at least two clamping units 2, the number of which is consistent with that of the supporting base 21, wherein the clamping units 2 are arranged on the supporting base 21, and a workpiece clamping space is formed between the clamping units 2.

Through above-mentioned setting, this frock can weld to not unidimensional car panel beating spare part, need adjust the interval between the support base 21 during the welding. For the automobile sheet metal parts with different shapes, two supporting bases 21 and two clamping units 2 can be selected to clamp the automobile sheet metal parts and then weld the automobile sheet metal parts by using a welding robot; three supporting bases 21 and three clamping units 2 can be arranged into right triangle, equilateral triangle, isosceles triangle and the like to clamp and weld the automobile sheet metal parts; likewise, in order to adapt to the shape of the sheet metal parts of the automobile, four support bases 21 and four clamping units 2 can be selected to clamp the sheet metal parts of the automobile and then weld the sheet metal parts. It should be noted that the sizes of the plurality of support bases 21 in the present embodiment may be the same or different, so as to adapt to more kinds of sheet metal parts of automobiles to a greater extent.

Specifically, referring to fig. 2 to 4, the support base 21 includes a mounting base 18, a rotary table 17, and a support 13, which are sequentially disposed from bottom to top. The mounting block 18 is provided with threaded holes that mate with the array threaded holes 102. By providing the rotary table 17, the holder 13 can be rotated with respect to the mount 18. The manual rotation table 17 may be selected as the rotation table 17, and the manual rotation table 17 is a standard component, and the structure thereof will not be described in detail in this embodiment. The rotation angle of the supporting base 21 can be adjusted steplessly through the arrangement of the rotary table 17, so that the angle adjustment is more convenient, and the adaptability is stronger.

Further, referring to fig. 2-4, the support base 21 further includes a sliding plate 14, the support 13 is provided with a Y-track 15, and the sliding plate 14 is provided with a sliding block that mates with the Y-track 15. By the arrangement of the Y-guide rail 15, the slide plate 14 can be slid in the Y-direction in fig. 1, and the clamping unit 2 can be moved in the Y-direction.

Further, referring to fig. 2 to 4, the slide plate 14 is provided with an X-direction guide rail 16, and the clamping unit 2 is slidably mounted on the X-direction guide rail 16 on the slide plate 14, and preferably, the X-direction guide rail 16 is perpendicular to the Y-direction guide rail 15. By the arrangement of the X-direction guide rail 16, the mounting plate 20 can be moved in the X-direction in fig. 1, and thus the adder unit can be moved in the X-direction. The X-direction guide rail 16 and the Y-direction guide rail 15 facilitate adjustment.

Specifically, the clamping unit 2 includes a mounting plate 20 and a clamping mechanism, and a slider matched with the X-direction guide rail 16 is disposed on the mounting plate 20.

Further, referring to fig. 2-4, the supporting base 21 further includes a first locking member 12 and a second locking member 26, where the first locking member 12 is installed in a threaded hole on the mounting plate 20, and an end of the first locking member abuts against a side surface of the support 13 to lock the mounting plate 20 and the slide plate 14 (i.e., lock in the X direction); the second locking piece 26 is installed in the threaded hole of the sliding plate 14, and when the end of the second locking piece abuts against the top end face of the support 13, the locking between the sliding plate 14 and the support 13 is achieved (namely, Y-direction locking).

Further, referring to fig. 2-4, the clamping unit 2 further includes a proximity switch 19 removably mounted to the mounting plate 20 by a proximity switch mounting bracket 25. At least one mounting location is provided between the proximity switch mounting bracket 25 and the mounting plate 20 to facilitate adjustment of the position of the proximity switch 19. When the correct workpiece is placed at the correct position, the proximity switch 19 can sense the L-shaped bending edge of the workpiece, the display lamp can be lightened, and if the workpiece is placed incorrectly, the lamp of the proximity switch 19 can not be displayed, so that the workpiece can be accurately placed and taken, and the error of manually placing the workpiece is eliminated.

Further, the clamping unit 2 further comprises a positioning pin 9 detachably mounted on the mounting plate 20 through a positioning pin 9 mounting frame, and at least one mounting position is arranged between the positioning pin 9 mounting frame and the mounting plate 20. The locating pin 9 can pass through a locating hole on the spot welding workpiece to locate the spot welding workpiece. Referring to fig. 2, the positioning pin 9 mounting frame includes a positioning pin seat 10 and a positioning pin seat connection block 11 connected by bolts, which may be provided in an L-shaped structure and each have a plurality of mounting holes, and the spatial position of the positioning pin 9 may be adjusted by changing the positions of the mounting holes.

In particular, the clamping mechanism is a manual clamp (not shown) or a pneumatic clamp (see fig. 1-4). The manual clamp is a standard component, and the structure of the manual clamp is not repeated in the embodiment. Pneumatic clamps are also known in the art, such as the CN 208178798U-pneumatic hold-down device, CN 205733614U-clamp positioning device, CN105364371 a-a welding tool press arm 6-type clamping device. Specifically, referring to fig. 2, the pneumatic clamp includes a cylinder 5 and a pressing arm 6; the air cylinder 5 is connected with the connecting plate by a second pin shaft 23, and the air cylinder 5 can swing around the second pin shaft 23; the pressing arm 6 is connected with the air cylinder 5 by adopting a first pin shaft 22, an ear plate 24 on the pressing arm 6 is connected with the mounting plate 20 by adopting a third pin shaft 28, the pressing arm 6 is fixedly connected with the ear plate 24, a piston rod of the air cylinder 5 can drive the pressing arm 6 to rotate when stretching out and drawing back, and meanwhile, the ear plate 24 of the pressing arm 6 rotates on the mounting plate 20, so that the whole pressing arm 6 is driven to be opened and closed; the pressing block 7 is connected with the pressing arm 6 by adopting bolts and pins, and the pressing block 7 presses the first spot welding workpiece 3 and the second spot welding workpiece 4 each time the pressing arm 6 is closed; the positioning block 8 is connected with the connecting plate by bolts and pins, and when the spot welding workpiece is placed on the upper surface of the positioning block, the spot welding workpiece can be prevented from rotating.

Further, the handle 101 is further installed on the tool bottom plate 1, so that the tool can be conveniently carried.

The whole fine setting of X and Y direction that has realized of frock of this embodiment can prevent to lead to the fact the welding deviation because of locating hole trompil position is inaccurate on the spot welding work piece. At the same time, the whole upper half part of the clamping unit 2 including the support 13 can also be subjected to fine adjustment of the angle through the rotary table 17, and actual welding deviation caused by inaccurate positioning hole opening positions on the spot welding workpiece can also be prevented. Meanwhile, the clamping unit 2 can also adjust the integral position on the tooling bottom plate 1 provided with the array threaded holes 102, so that spot welding workpieces with different lengths and widths can be adapted, and the flexibility is high.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be appreciated by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. A frock for industrial robot spot welding test, its characterized in that includes:

the tooling bottom plate is provided with an array threaded hole;

at least two support bases are arranged on the array threaded holes of the tool bottom plate;

the number of the clamping units is consistent with that of the supporting base, the clamping units are arranged on the supporting base, and a clamping space for a workpiece is formed between the clamping units.

2. The tooling for the spot welding test of the industrial robot according to claim 1, wherein the support base comprises a mounting seat, a rotary table and a support seat which are sequentially arranged from bottom to top.

3. The tooling for spot welding tests of industrial robots according to claim 2, wherein the support base further comprises a slide plate, a Y-guide rail is arranged on the support, and a slide block matched with the Y-guide rail is arranged on the slide plate.

4. A tooling for industrial robot spot welding test according to claim 3, wherein the slide plate is provided with an X-directional guide rail, and the clamping unit is slidably mounted on the X-directional guide rail on the slide plate.

5. The tooling for the industrial robot spot welding test according to claim 4, wherein the clamping unit comprises a mounting plate and a clamping mechanism, and a slider matched with the X-guide rail is arranged on the mounting plate.

6. The tooling for industrial robot spot welding tests of claim 5, wherein the support base further comprises a first locking member and a second locking member, the first locking member being mounted on the mounting plate to effect locking between the mounting plate and the slide plate; the second locking piece is arranged on the sliding plate so as to realize the locking between the sliding plate and the support.

7. The tooling for industrial robot spot welding tests of claim 5, wherein the clamping unit further comprises a proximity switch removably mounted to the mounting plate by a proximity switch mounting bracket, the proximity switch mounting bracket having at least one mounting location therebetween.

8. The tooling for industrial robot spot welding test of claim 5, wherein the clamping unit further comprises a dowel detachably mounted to the mounting plate by a dowel mounting bracket, the dowel mounting bracket having at least one mounting location therebetween.

9. The tooling for industrial robot spot welding tests of claim 5, wherein the clamping mechanism is a manual clamp or a pneumatic clamp.

10. The tooling for industrial robot spot welding test of claim 1, wherein a handle is further mounted on the tooling base plate.