Welding mechanism used for multi-point welding machine and capable of improving welding efficiency

Abstract

The utility model discloses a welding mechanism capable of improving welding efficiency for a multi-point welding machine, and relates to the technical field of multi-point welding machines. The welding mechanism comprises a base, four supporting rods are fixedly connected to the upper end of the base, a welding seat mechanism is slidably connected to the outer surfaces of the four supporting rods, and a welding head mechanism is fixedly connected to the upper ends of the four supporting rods; the welding head mechanism comprises a fixing plate, the upper end of the fixing plate is fixedly connected with a first air cylinder, the output end of the first air cylinder is fixedly connected with a mounting plate, the upper end of the mounting plate is fixedly connected with a second air cylinder, the output end of the second air cylinder is fixedly connected with a moving rod, and the outer surface of the moving rod is fixedly connected with a moving seat. The lower end of the moving seat is fixedly connected with a third air cylinder, the output end of the third air cylinder is fixedly connected with a fixing piece, and the outer surface of the moving rod is slidably connected with a fixing seat, a worker can rapidly and skillfully operate the welding head to move front, back, up and down, and the machining efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of multi-spot welding machines, and in particular to a welding mechanism for a multi-spot welding machine that can improve welding efficiency. Background Art

[0002] Circular welding, also known as girth welding, refers to the welding of various circular and annular welds. The welded weld is a closed circular ring, which is commonly used in the welding of pipes and flanges. When performing circular welding, the workpiece to be welded needs to be turned over;

[0003] According to the announcement number: CN206811315U, a single-station circular pipe circumferential laser welding machine is disclosed. This technology discloses "a circular pipe fitting plug-in system, which is provided with a circular pipe fitting seat for positioning the circular pipe fitting, a joint seat for inserting the joint into the circular pipe fitting, and a transmission mechanism. The circular pipe fitting seat is mounted on the transmission mechanism, and the transmission mechanism is used to drive the circular pipe fitting seat to move to a position corresponding to the laser welding system. After the circular pipe fitting is welded, the circular pipe fitting seat is driven to reset. The laser welding system includes a laser, a laser welding tube and an annular reflector. The laser is installed at one end of the laser welding tube. The technical solution has the advantages of convenient plug-in joints and firm welding effects."

[0004] Regarding the above-mentioned related technologies, the inventor believes that the structure of this welding device is complex and the manual operation during welding is cumbersome, which makes it impossible for workers to quickly and skillfully operate the welding head to move forward, backward and up and down, resulting in poor processing efficiency and the inability of the workpiece welding seat to move the workpiece to the welding position when welding the workpiece. Utility Model Content

[0005] The purpose of this application is to provide a welding mechanism for a multi-spot welding machine that can improve welding efficiency, so as to improve the problem that the structure of the welding device is complex, workers cannot quickly and skillfully operate the welding head to move forward and backward and up and down, and the workpiece welding seat cannot move to send the workpiece to the welding position when welding the workpiece, resulting in poor processing efficiency.

[0006] The present application provides a welding mechanism for a multi-spot welding machine that can improve welding efficiency by adopting the following technical solutions:

[0007] A welding mechanism for a multi-spot welding machine that can improve welding efficiency includes a base, the upper end of the base is fixedly connected to four support rods, the outer surfaces of the four support rods are slidably connected to a welding seat mechanism, the upper ends of the four support rods are fixedly connected to a welding head mechanism, the welding head mechanism includes a fixed plate, the upper end of the fixed plate is fixedly connected to a first cylinder, the output end of the first cylinder is fixedly connected to a mounting plate, and the upper end of the mounting plate is slidably connected to the four support rods, the upper end of the mounting plate is fixedly connected to a second cylinder, the output end of the second cylinder is fixedly connected to a moving rod, the outer surface of the moving rod is fixedly connected to a moving seat, the lower end of the moving seat is fixedly connected to a third cylinder, the output end of the third cylinder is fixedly connected to a fixing part, and one end of the fixing part is fixedly connected to a welding needle.

[0008] By adopting the above technical solution, the welding needle can be moved to perform welding operations on the workpiece.

[0009] Optionally, the welding seat mechanism includes a fourth cylinder, the output end of the fourth cylinder is fixedly connected to a movable plate, the upper end of the movable plate is fixedly connected to four sliding rings, and the inner surfaces of the four sliding rings are slidably connected to four support rods, the upper end of the movable plate is fixedly connected to a fixed block, and one end of the fixed block is fixedly connected to a placement rod.

[0010] By adopting the above technical solution, the workpiece can be moved to the welding needle position and welded.

[0011] Optionally, the outer surface of the movable rod is slidably connected to a fixing seat, and the lower end of the fixing seat is fixedly connected to the mounting plate.

[0012] By adopting the above technical solution, support and fixation are provided for the movement of the moving rod.

[0013] Optionally, one side of the movable seat is fixedly connected to a limiting member, and the upper end of the mounting plate is fixedly connected to three limiting seats, and the three limiting seats are used in conjunction with the limiting member.

[0014] By adopting the above technical solution, a limit is provided for the movement of the movable seat.

[0015] Optionally, the lower end of the movable seat is fixedly connected to a slider, the lower end of the slider is slidably connected to a slide rail, and the lower end of the slide rail is fixedly connected to the mounting plate.

[0016] By adopting the above technical solution, support is provided for the movement of the moving seat.

[0017] Optionally, the upper end of the fixing member is fixedly connected to two guide rods, and the upper ends of the two guide rods pass through the movable seat and are fixedly connected to a connecting plate.

[0018] By adopting the above technical solution, balance and stability can be provided for the movement of the fixing member.

[0019] Optionally, a first sensing member is fixedly connected to the upper end of the base, and three first buffer members are fixedly connected to the upper end of the base.

[0020] By adopting the above technical solution, it is possible to avoid the movable plate from colliding with the base when moving downward.

[0021] Optionally, a second buffer member is fixedly connected to the lower end of the movable plate, and three second sensing members are fixedly connected to the lower end of the movable plate.

[0022] By adopting the above technical solution, it is possible to avoid the movable plate from colliding with the base when moving downward.

[0023] In summary, this application includes at least one of the following beneficial technical effects:

[0024] 1. The utility model is provided with a welding head mechanism, wherein the cylinder, movable rod, movable seat, fixing part and welding needle are used, so that workers can quickly and skillfully operate the welding head to move forward, backward and up and down, thereby improving the processing efficiency;

[0025] 2. The utility model is provided with a welding seat mechanism, in which, under the action of the cylinder, movable plate, sliding ring, fixed block and placement rod, the workpiece welding seat can be moved to the welding position when welding the workpiece, thereby improving the welding efficiency; BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic structural diagram of the utility model.

[0027] Figure 2 It is a schematic diagram of the welding head mechanism of the present utility model.

[0028] Figure 3 It is a schematic diagram of the welding head mechanism of the present utility model.

[0029] Figure 4 It is a schematic diagram of the welding seat mechanism of the present utility model.

[0030] In the figure, 1. base; 11. support rod; 2. welding head mechanism; 20. slider; 201. slide rail; 21. fixed plate; 22. first cylinder; 23. mounting plate; 231. limit seat; 24. second cylinder; 25. moving rod; 251. fixed seat; 26. moving seat; 261. limit member; 27. third cylinder; 28. fixing member; 281. guide rod; 282. connecting plate; 29. ​​welding needle; 3. welding seat mechanism; 31. fourth cylinder; 32. moving plate; 33. sliding ring; 34. fixed block; 35. placement rod; 36. first sensing member; 37. second buffer member; 38. second sensing member; 39. first buffer member. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1 -Attached Figure 4 , further details of this application are given.

[0032] Example 1

[0033] A welding mechanism for multi-spot welding machine that can improve welding efficiency, referring to Figure 1 , reference Figure 2 and reference Figure 3 , including a base 1, the upper end of the base 1 is fixedly connected to four support rods 11, the outer surfaces of the four support rods 11 are slidably connected to a welding seat mechanism 3, the upper ends of the four support rods 11 are fixedly connected to a welding head mechanism 2, the welding head mechanism 2 includes a fixed plate 21, the upper end of the fixed plate 21 is fixedly connected to a first cylinder 22, the output end of the first cylinder 22 is fixedly connected to a mounting plate 23, and the upper end of the mounting plate 23 is slidably connected to the four support rods 11, the upper end of the mounting plate 23 is fixedly connected to a second cylinder 24, the output end of the second cylinder 24 is fixedly connected to a moving rod 25, the outer surface of the moving rod 25 is fixedly connected to a moving seat 26, the lower end of the moving seat 26 is fixedly connected to a third cylinder 27, the output end of the third cylinder 27 is fixedly connected to a fixing part 28, and one end of the fixing part 28 is fixedly connected to a welding needle 29.

[0034] Reference Figure 2 The outer surface of the moving rod 25 is slidably connected to a fixing seat 251 , and the lower end of the fixing seat 251 is fixedly connected to the mounting plate 23 .

[0035] Reference Figure 2 One side of the movable seat 26 is fixedly connected to a limiting member 261 , and the upper end of the mounting plate 23 is fixedly connected to three limiting seats 231 , and the three limiting seats 231 are used in conjunction with the limiting member 261 .

[0036] Reference Figure 2The lower end of the movable seat 26 is fixedly connected to the slider 20 , the lower end of the slider 20 is slidably connected to the slide rail 201 , and the lower end of the slide rail 201 is fixedly connected to the mounting plate 23 .

[0037] Reference Figure 3 The upper end of the fixing member 28 is fixedly connected to two guide rods 281 , and the upper ends of the two guide rods 281 pass through the movable seat 26 and are fixedly connected to a connecting plate 282 .

[0038] The implementation principle of the embodiment of the present application is: start the first cylinder 22, the output end of the first cylinder 22 drives the mounting plate 23 to move up and down to a suitable height, and then start the second cylinder 24, the output end of the second cylinder 24 drives the moving rod 25 to move on the fixed seat 251, the moving rod 25 moves and drives the moving seat 26 to move along the slide rail 201 under the action of the slider 20, and the moving seat 26 moves on the limiting seat 231 of the limiting member 261, and then start the third cylinder 27, the output end of the third cylinder 27 drives the fixing member 28 to move, the fixing member 28 moves and drives the guide rod 281 to slide in the moving seat 26, the fixing member 28 moves and drives the welding needle 29 to move, and the moving seat 26 and the fixing member 28 cooperate with each other to move to weld the workpiece.

[0039] Example 2

[0040] The difference between this embodiment and embodiment 1 is that:

[0041] Reference Figure 4 The welding seat mechanism 3 includes a fourth cylinder 31, the output end of the fourth cylinder 31 is fixedly connected to a movable plate 32, the upper end of the movable plate 32 is fixedly connected to four sliding rings 33, and the inner surfaces of the four sliding rings 33 are slidingly connected to four support rods 11, the upper end of the movable plate 32 is fixedly connected to a fixed block 34, and one end of the fixed block 34 is fixedly connected to a placing rod 35. Start the fourth cylinder 31, and the output end of the fourth cylinder 31 drives the movable plate 32 to move along the support rod 11 under the action of the sliding ring 33. The movement of the movable plate 32 drives the fixed block 34 to move, and the movement of the fixed block 34 drives the placing rod 35 to move. The placing rod 35 moves to send the workpiece to the welding head mechanism 2 for welding.

[0042] Reference Figure 4 The upper end of the base 1 is fixedly connected to a first sensing member 36, and the upper end of the base 1 is fixedly connected to three first buffer members 39. When the movable plate 32 moves up and down, the distance between the movable plate 32 and the base 1 can be sensed under the action of the first sensing member 36 and the first buffer member 39.

[0043] Reference Figure 4The lower end of the movable plate 32 is fixedly connected to a second buffer member 37, and the lower end of the movable plate 32 is fixedly connected to three second sensing members 38. When the movable plate 32 moves up and down, the distance between the movable plate 32 and the base 1 can be sensed under the action of the second buffer member 37 and the second sensing member 38.

[0044] The examples of this specific embodiment are all preferred embodiments of this application and are not intended to limit the scope of protection of this application. Identical components are represented by the same reference numerals. Therefore, any equivalent changes made based on the structure, shape, and principle of this application should be included in the scope of protection of this application.

Claims

1. A welding mechanism for a multi-spot welding machine capable of improving welding efficiency, comprising a base (1), characterized in that: The upper end of the base (1) is fixedly connected to four support rods (11), the outer surfaces of the four support rods (11) are slidably connected to a welding seat mechanism (3), and the upper ends of the four support rods (11) are fixedly connected to a welding head mechanism (2); The welding head mechanism (2) comprises a fixed plate (21), the upper end of the fixed plate (21) is fixedly connected to a first cylinder (22), the output end of the first cylinder (22) is fixedly connected to a mounting plate (23), and the upper end of the mounting plate (23) is slidably connected to four support rods (11), the upper end of the mounting plate (23) is fixedly connected to a second cylinder (24), the output end of the second cylinder (24) is fixedly connected to a moving rod (25), the outer surface of the moving rod (25) is fixedly connected to a moving seat (26), the lower end of the moving seat (26) is fixedly connected to a third cylinder (27), the output end of the third cylinder (27) is fixedly connected to a fixing member (28), and one end of the fixing member (28) is fixedly connected to a welding needle (29).

2. A welding mechanism for a multi-spot welding machine capable of improving welding efficiency according to claim 1, characterized in that: The welding seat mechanism (3) comprises a fourth cylinder (31), the output end of the fourth cylinder (31) is fixedly connected to a movable plate (32), the upper end of the movable plate (32) is fixedly connected to four sliding rings (33), and the inner surfaces of the four sliding rings (33) are slidably connected to four support rods (11), the upper end of the movable plate (32) is fixedly connected to a fixed block (34), and one end of the fixed block (34) is fixedly connected to a placement rod (35).

3. The welding mechanism for a multi-spot welding machine capable of improving welding efficiency according to claim 1, characterized in that: The outer surface of the moving rod (25) is slidably connected to a fixing seat (251), and the lower end of the fixing seat (251) is fixedly connected to the mounting plate (23).

4. The welding mechanism for a multi-spot welding machine capable of improving welding efficiency according to claim 1, characterized in that: One side of the movable seat (26) is fixedly connected to a limiting member (261), and the upper end of the mounting plate (23) is fixedly connected to three limiting seats (231), and the three limiting seats (231) are used in conjunction with the limiting member (261).

5. The welding mechanism for a multi-spot welding machine capable of improving welding efficiency according to claim 1, characterized in that: The lower end of the movable seat (26) is fixedly connected to a slider (20), the lower end of the slider (20) is slidably connected to a slide rail (201), and the lower end of the slide rail (201) is fixedly connected to the mounting plate (23).

6. The welding mechanism for a multi-spot welding machine capable of improving welding efficiency according to claim 1, characterized in that: The upper end of the fixing member (28) is fixedly connected to two guide rods (281), and the upper ends of the two guide rods (281) pass through the movable seat (26) and are fixedly connected to a connecting plate (282).

7. The welding mechanism for a multi-spot welding machine capable of improving welding efficiency according to claim 1, characterized in that: The upper end of the base (1) is fixedly connected to a first sensing member (36), and the upper end of the base (1) is fixedly connected to three first buffer members (39).

8. The welding mechanism for a multi-spot welding machine capable of improving welding efficiency according to claim 2, characterized in that: The lower end of the movable plate (32) is fixedly connected to a second buffer member (37), and the lower end of the movable plate (32) is fixedly connected to three second sensing members (38).

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