Robot spot welding test device

Abstract

The utility model relates to the field of spot welding, in particular to a robot spot welding test device. The utility model aims to provide a robot spot welding test device capable of performing spot welding on metal sheets with different sizes, which comprises a support plate, a rodless cylinder, a sliding block, a first track, a first mounting table and the like, the rodless cylinder is mounted at the front part of the support plate, the sliding block is arranged on the rodless cylinder in a sliding manner, and the first track is mounted on the first mounting table. The first rails are connected to the front side and the rear side of the top of the support plate, and the first mounting table is slidably arranged between the right portions of the two first rails. According to the spot welding machine, the rodless air cylinder is used as driving force, the positions of the first mounting table and the second mounting table can be exchanged, the purpose of conducting spot welding on metal sheets of different sizes alternately is achieved, and people can operate and use the spot welding machine conveniently.

Description

Technical Field

[0001] The utility model relates to the field of spot welding, in particular to a robot spot welding test device. Background Art

[0002] Spot welding is a resistance welding method that is mainly used to connect two or more metal sheets by locally heating them to a molten state and then applying pressure to connect them together. This process is usually completed in a short time and forms a solid metallurgical joint without the use of filler materials. Spot welding tests are usually performed to evaluate several key parameters or verify the welding effect.

[0003] At present, it is first necessary to place the two metal sheets that need to be spot welded on a workbench so that one end of the two metal sheets are in contact with each other, and the metal sheets are limited and fixed by a fixed limit block. At this time, the two metal sheets can be spot welded by a robot, but the limit blocks of existing spot welding devices are generally fixed, and can only spot weld metal sheets of the same size, and the scope of use is relatively small.

[0004] In summary, there is an urgent need for a robot spot welding test device that can spot weld metal sheets of different sizes to solve the above problems. Utility Model Content

[0005] In order to overcome the shortcomings of existing spot welding devices that the limit blocks are generally fixed, can only spot weld metal sheets of the same size, and have a small scope of use, the purpose of the utility model is to provide a robot spot welding test device that can spot weld metal sheets of different sizes.

[0006] The technical solution of the utility model is:

[0007] A robot spot welding test device comprises a bracket plate, a rodless cylinder, a slider, a first track, a first mounting platform, a flat belt, a pulley, a guide plate, a second track, a first support plate, a second support plate, a lifting rod, a cam follower, a guide rod, a second mounting platform, an insulating pad, a first limit block, a second limit block and a clamping base plate. A rodless cylinder is installed at the front of the bracket plate, and a slider is slidably arranged on the rodless cylinder. The front and rear sides of the top of the bracket plate are connected to the first track, and a first mounting platform is slidably arranged between the right parts of the two first tracks. The first mounting platform is connected to the slider, and three pulleys are rotatably arranged on the left side of the inner rear of the bracket plate, and two pulleys are rotatably arranged on the right side of the inner rear of the bracket plate. A flat belt is wound between the five pulleys, and the upper right side of the flat belt is connected to the first mounting platform. The front and rear sides of the inside of the bracket plate are connected to the first support plate, and the first support plate is connected to the second track. A guide plate is slidably arranged between the left parts of the two tracks, and the left side of the lower part of the flat belt is connected to the guide plate, and a second support plate is connected to the middle of the inner side of the bracket plate, and the second support plate is located between the two first support plates, and a slide groove is opened on the rear side of the second support plate, and a cam follower is slidably arranged on the left part of the slide groove, and a lifting rod is connected to the cam follower, and guide rods are connected to the four sides of the top of the guide plate, and a second mounting platform is connected between the tops of the four guide rods, and the top of the lifting rod is connected to the second mounting platform, an insulating pad is arranged on the top of the second mounting platform, and an insulating pad is also arranged on the top of the first mounting platform, and the front and rear parts on the first mounting platform are symmetrically and slidably arranged with a first limit block, the first limit block penetrates the corresponding insulating pad and is slidably connected to it, and a clamping base plate is connected to the insulating pad on the left side, and a second limit block is symmetrically and slidably arranged on the second mounting platform, and the second limit block penetrates the corresponding insulating pad and the clamping base plate and is slidably connected to it.

[0008] As an optimal technical solution of the utility model, it also includes a long clamping mechanism, a motor, a support seat and a short clamping mechanism. The support seats are connected to the front and rear sides of the top of the insulating pad, and the long clamping mechanism is installed on the top of the support seat. The long clamping mechanism on the left side presses the clamping substrate. The motor is installed on the top of the support seat, and the output shaft of the motor is connected to the rotating rod of the long clamping mechanism. Short clamping mechanisms are installed on the front and rear sides of the top of the clamping substrate.

[0009] As a preferred technical solution of the utility model, the lower parts of the rotating rods of the long pressing mechanism and the short pressing mechanism are both made of rubber.

[0010] As a preferred technical solution of the present invention, the sliding groove on the rear side of the second support plate is U-shaped.

[0011] As a preferred technical solution of the present invention, the insulating pad is completely fitted with the first mounting platform and the second mounting platform respectively.

[0012] As a preferred technical solution of the present utility model, the portion through which the first limiting block and the second limiting block penetrate has a certain thickness.

[0013] The utility model has the following advantages:

[0014] 1. The utility model uses a rodless cylinder as a driving force, which can exchange the positions of the first mounting platform and the second mounting platform, so as to achieve the purpose of alternate spot welding of metal sheets of different sizes, which is convenient for people to operate and use.

[0015] 2. The long pressing mechanism of the utility model can further fix the metal sheet and enhance stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0017] Figure 2 It is a three-dimensional structural schematic diagram of components such as a rodless cylinder, a slider, and a first rail of the utility model.

[0018] Figure 3 It is a three-dimensional structural schematic diagram of components such as the guide plate, the second track and the support plate of the utility model.

[0019] Figure 4 It is a three-dimensional structural schematic diagram of components such as a lifting rod, a second mounting platform and an insulating pad of the utility model.

[0020] Figure 5 It is a three-dimensional structural schematic diagram of components such as an insulating pad, a first limiting block, and a second limiting block of the utility model.

[0021] Figure 6 It is a three-dimensional structural schematic diagram of the long pressing mechanism, motor, support seat and other parts of the utility model.

[0022] Figure 7 It is a three-dimensional structural schematic diagram of the long pressing mechanism, motor and support base of the utility model.

[0023] Figure numbers: 1. bracket plate, 2. rodless cylinder, 3. slider, 4. first track, 5. first mounting platform, 6. flat belt, 7. pulley, 8. guide plate, 9. second track, 10. first support plate, 101. second support plate, 11. lifting rod, 111. cam follower, 12. guide rod, 13. second mounting platform, 14. insulating pad, 15. first limit block, 151. second limit block, 16. long clamping mechanism, 17. motor, 18. support seat, 19. clamping base plate, 20. short clamping mechanism. DETAILED DESCRIPTION

[0024] The present invention will be further described below in conjunction with specific embodiments. The illustrative embodiments and descriptions of the present invention are used to explain the present invention but are not intended to limit the present invention.

[0025] Embodiment: A robot spot welding test device, see Figure 1-Figure 7As shown, it includes a bracket plate 1, a rodless cylinder 2, a slider 3, a first track 4, a first mounting platform 5, a flat belt 6, a pulley 7, a guide plate 8, a second track 9, a first support plate 10, a second support plate 101, a lifting rod 11, a cam follower 111, a guide rod 12, a second mounting platform 13, an insulating pad 14, a first limit block 15, a second limit block 151, a long clamping mechanism 16, a motor 17, a support seat 18, a clamping base plate 19 and a short clamping mechanism 20. A rodless cylinder 2 is installed at the front of the bracket plate 1, and a slider 3 is slidably arranged on the rodless cylinder 2. The first track 4 is welded on both the front and rear sides of the top of the bracket plate 1. A first mounting platform 5 is slidably arranged between the right parts of the two first tracks 4. The first mounting platform 5 is connected to the slider 3. The bracket plate 1 Three pulleys 7 are rotatably arranged on the left side of the inner rear part, two pulleys 7 are rotatably arranged on the right side of the inner rear part of the bracket plate 1, a flat belt 6 is wound between the five pulleys 7, the upper right side of the flat belt 6 is connected to the first mounting platform 5, the front and rear sides of the inside of the bracket plate 1 are connected to the first support plate 10, a second track 9 is welded on the first support plate 10, a guide plate 8 is slidably arranged between the left parts of the second track 9, the lower left side of the flat belt 6 is connected to the guide plate 8, a second support plate 101 is welded to the middle of the inner side of the bracket plate 1, the second support plate 101 is located between the two first support plates 10, a slide groove is opened on the rear side of the second support plate 101, the slide groove on the rear side of the second support plate 101 is U-shaped, and a cam follower 111 is slidably arranged on the left side of the slide groove. A lifting rod 11 is connected to the device 111, and guide rods 12 are connected to the four sides of the top of the guide plate 8. A second mounting platform 13 is connected between the tops of the four guide rods 12. The first mounting platform 5 and the second mounting platform 13 can be alternately spot welded to metal sheets of different sizes by exchanging positions. The top of the lifting rod 11 is connected to the second mounting platform 13, and an insulating pad 14 is provided on the top of the second mounting platform 13. An insulating pad 14 is also provided on the top of the first mounting platform 5. The insulating pad 14 is completely fitted with the first mounting platform 5 and the second mounting platform 13 respectively. The front and rear parts of the first mounting platform 5 are both symmetrically and slidably provided with a first limit block 15, which passes through the corresponding insulating pad 14 and is slidably connected to it. A clamping substrate 19 is connected to the insulating pad 14 on the left side. The mounting platform 13 is provided with a second limit block 151 symmetrically and slidably. The second limit block 151 penetrates the corresponding insulating pad 14 and the clamping substrate 19 and is slidably connected thereto. The portion penetrated by the first limit block 15 and the second limit block 151 has a certain thickness. The first limit block 15 and the second limit block 151 are used to limit the metal sheet. The front and rear sides of the top of the insulating pad 14 are connected to the support seat 18 by bolts. The top of the support seat 18 is equipped with a long clamping mechanism 16. The long clamping mechanism 16 on the left side presses the clamping substrate 19. The long clamping mechanism 16 can further fix the metal sheet to enhance stability. The top of the support seat 18 is equipped with a motor 17. The output shaft of the motor 17 is connected to the rotating rod of the long clamping mechanism 16 through a coupling.Short clamping mechanisms 20 are installed on both the front and rear sides of the top of the clamping base plate 19, and the lower parts of the rotating rods of the long clamping mechanism 16 and the short clamping mechanism 20 are made of rubber.

[0026] When the device is needed, first place the device at the designated position so that the device is located on the right side of the robot welding machine, then start the motor 17 to drive the rotating rod on the short clamping mechanism 20 to rotate upward, and slide the second limit block 151 left and right according to the width of the metal sheet. After adjusting to the appropriate position, place two smaller metal sheets between the two second limit blocks 151. The second limit block 151 can limit the metal sheets. Then, the motor 17 controls the rotating rod on the short clamping mechanism 20 to rotate downward and reset, so that the two metal sheets can be clamped and further fixed. At this time, the robot can be controlled to spot weld the two smaller metal sheets, and the insulating pad 14 plays an insulating role. After the spot welding is completed, start the rodless cylinder 2, and the slider 3 on the rodless cylinder 2 moves to the left, driving the first mounting platform 5 to move to the left, and the first track 4 acts as a guide The first mounting platform 5 moves to the left to drive the flat belt 6 to rotate. The rotation of the flat belt 6 drives the pulley 7 to rotate, and also drives the guide plate 8, the lifting rod 11 and the cam follower 111 to move to the right along the slide groove on the rear side of the second support plate 101. The second track 9 plays a guiding role, so that the positions of the first mounting platform 5 and the second mounting platform 13 are exchanged, and then the rodless cylinder 2 is closed, and the smaller metal sheet spot-welded on the second mounting platform 13 is removed. At the same time, on the other side, the two larger metal sheets can be placed between the first limit block 15 and limited by the first limit block 15. The long clamping mechanism 16 can further clamp, and then the larger metal sheet is spot-welded by controlling the robot. Repeating the above operations can achieve the purpose of alternately spot-welding metal sheets of different sizes, which is convenient for people to operate and use.

[0027] The above is a detailed introduction to the present application. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method of the present application and its core idea. At the same time, for general technical personnel in this field, according to the idea of ​​the present application, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A robot spot welding test device, comprising a support plate (1), a rodless cylinder (2), a slider (3), a first track (4), a first mounting platform (5), a flat belt (6), a pulley (7), a guide plate (8), a second track (9), a first support plate (10), a second support plate (101), a lifting rod (11), a cam follower (111), a guide rod (12), a second mounting platform (13), an insulating pad (14) and a clamping base plate (19), wherein the rodless cylinder (2) is mounted on the front part of the support plate (1), and the slider (3) is slidably arranged on the rodless cylinder (2). The first rail (4) is connected to the front and rear sides of the top of the support plate (1), the first mounting platform (5) is slidably arranged between the right parts of the two first rails (4), the first mounting platform (5) is connected to the slider (3), the three pulleys (7) are rotatably arranged on the left side of the inner rear part of the support plate (1), the two pulleys (7) are rotatably arranged on the right side of the inner rear part of the support plate (1), the flat belt (6) is wound between the five pulleys (7), and the upper right part of the flat belt (6) is connected to the first mounting platform (5). The first support plate (10) is connected to the front and rear sides of the bracket plate (1), the second track (9) is connected to the first support plate (10), the guide plate (8) is slidably arranged between the left part of the second track (9), the lower left part of the flat belt (6) is connected to the guide plate (8), the second support plate (101) is connected to the middle of the inner side of the bracket plate (1), the second support plate (101) is located between the two first support plates (10), the rear side of the second support plate (101) is provided with a slide groove, and the left part of the slide groove is slidably provided with the cam The cam follower (111) is connected to the lifting rod (11) and the guide rod (12) is connected to the four sides of the top of the guide plate (8). The second mounting platform (13) is connected between the tops of the four guide rods (12). The top of the lifting rod (11) is connected to the second mounting platform (13). The insulating pad (14) is arranged on the top of the second mounting platform (13). The insulating pad (14) is also arranged on the top of the first mounting platform (5). The clamping base plate (19) is connected to the insulating pad (14) on the left side. It also includes a first limit block (15) and a second limit block (151), wherein the first limit block (15) is symmetrically slidably arranged at the front and rear parts of the first mounting platform (5), the first limit block (15) passes through the corresponding insulating pad (14) and is slidably connected thereto, and the second limit block (151) is symmetrically slidably arranged on the second mounting platform (13), the second limit block (151) passes through the corresponding insulating pad (14) and the clamping base plate (19) and is slidably connected thereto.

2. A robot spot welding test device according to claim 1, characterized in that: It also includes a long clamping mechanism (16), a motor (17), a support seat (18) and a short clamping mechanism (20), wherein the support seat (18) is connected to the front and rear sides of the top of the insulating pad (14), the long clamping mechanism (16) is installed on the top of the support seat (18), the long clamping mechanism (16) on the left side presses the clamping substrate (19), the motor (17) is installed on the top of the support seat (18), the output shaft of the motor (17) is connected to the rotating rod of the long clamping mechanism (16), and the short clamping mechanism (20) is installed on the front and rear sides of the top of the clamping substrate (19).

3. A robot spot welding test device according to claim 2, characterized in that: The lower parts of the rotating rods of the long pressing mechanism (16) and the short pressing mechanism (20) are both made of rubber.

4. A robot spot welding test device according to claim 1, characterized in that: The sliding groove on the rear side of the second supporting plate (101) is arranged in a U shape.

5. A robot spot welding test device according to claim 1, characterized in that: The insulating pad (14) is completely fitted to the first mounting platform (5) and the second mounting platform (13), respectively.

6. A robot spot welding test device according to claim 1, characterized in that: The portion through which the first limiting block (15) and the second limiting block (151) penetrate has a certain thickness.

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