Automobile seat cross beam reinforcing structure welding apparatus

CN224866617UActive Publication Date: 2026-10-20DE JIAN METALS STAMPING CO LTD
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Patent Information

Application Number
CN202522156244.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-13
Publication Date
2026-10-20
Estimated Expiration
2035-10-13

AI Technical Summary

Technical Problem

[0003]现有的焊接设备在进行使用时,通常会直接的对座椅横梁和加强结构之间进行夹持固定,并通过机械臂来进行焊接处理,但在实际的使用过程中,需要对相互之间的配合进行调节,且机械臂的结构较为精细复杂,导致整体的使用成本较高,为此我们提出汽车座椅横梁加强结构焊接设备

Benefits of technology

[0020]1、通过设有的连接夹持机构、连接调节机构、连接调节焊接机构和连接紧固机构之间的相互配合,通过连接夹持机构能够对横梁进行夹持固定,接着将加强结构放置在横梁上,通过连接调节机构与连接夹持机构之间进行配合,对横梁和加强结构之间进行稳定的连接,最后通过连接调节机构对连接调节焊接机构的位置进行调节,然后在连接调节焊接机构的作用下能够对横梁和加强结构之间进行稳定的焊接处理,操作方便;

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Abstract

The utility model relates to the automobile seat crossbeam reinforcing structure welding equipment in the field of welding technology, include: the installation base is equipped with servo motor in its inside, its back surface is equipped with screw hole, the connecting clamping mechanism is fixed in the output of the inside servo motor of installation base, the fixed support column is through bolted in the back surface of installation base, through the mutual cooperation between the connecting clamping mechanism, the connecting adjustment mechanism, the connecting adjustment welding mechanism and the connecting fastening mechanism that are equipped with, the crossbeam can be clamped and fixed through the connecting clamping mechanism, then the reinforcing structure is placed on the crossbeam, and the stable connection between the crossbeam and reinforcing structure is carried out through the cooperation between the connecting adjustment mechanism and the connecting clamping mechanism, finally the position of the connecting adjustment welding mechanism is adjusted through the connecting adjustment mechanism, then the stable welding treatment between the crossbeam and reinforcing structure can be carried out under the action of the connecting adjustment welding mechanism, and the operation is convenient.
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Description

Technical Field

[0001] This utility model relates to the field of welding technology, and in particular to welding equipment for reinforcing automotive seat beams. Background Technology

[0002] The car seat crossbeam is an important component of the car seat structure. It not only supports the seat but also plays an important role in safety protection during vehicle collisions. When processing the car crossbeam, welding equipment is usually used to weld the car crossbeam to the reinforcing structure.

[0003] Existing welding equipment typically clamps and fixes the seat crossbeam and reinforcing structure directly, and then uses a robotic arm to perform the welding process. However, in actual use, it is necessary to adjust the fit between them, and the structure of the robotic arm is quite delicate and complex, resulting in high overall operating costs. Therefore, we propose a welding equipment for reinforcing structures of automotive seat crossbeams. Utility Model Content

[0004] To address the aforementioned problems, this utility model provides a welding equipment for reinforcing the crossbeam of an automobile seat, which can solve the problems existing in the background art.

[0005] The technical solution of this utility model is:

[0006] Welding equipment for reinforcing automotive seat crossbeams, including:

[0007] The mounting base has a servo motor inside; the rear surface has threaded mounting holes.

[0008] A connecting clamping mechanism is fixedly mounted on the output end of a servo motor inside the mounting base;

[0009] A fixed support column is bolted to the rear surface of the mounting base;

[0010] A connecting adjustment mechanism is fixedly mounted on the top of the fixed support column;

[0011] A connecting and adjusting welding mechanism is fixedly located at the bottom of the output end of the connecting and adjusting mechanism, and at the end away from the fixed support column;

[0012] A fastening mechanism is fixedly located at the bottom of the connecting adjustment mechanism at one end away from the fixed support column.

[0013] In a further technical solution, the connecting clamping mechanism includes a connecting mounting base block. The bottom center of the connecting mounting base block is fixedly connected to the output end of the servo motor inside the mounting base. A connecting top frame is fixedly connected to the top of the connecting mounting base block. A fixed positioning sleeve block is fixedly connected to one side of the connecting mounting base block. A movable mounting plate is movably connected inside the fixed positioning sleeve block. A connecting threaded rod is fixedly connected to one side of the movable mounting plate. A rotating end plate is fixedly connected to the other end of the connecting threaded rod. A movable mounting bracket is threadedly sleeved on the outer surface of the connecting threaded rod. A fixed connecting rod is fixedly connected to the end of the movable mounting bracket near the connecting mounting base block. A connecting extrusion plate is fixedly connected to the other end of the fixed connecting rod.

[0014] In a further technical solution, the connecting top frame has a through hole that matches the fixed connecting rod, and the fixed connecting rod and the connecting top frame slide against each other.

[0015] In a further technical solution, the connecting adjustment mechanism includes a connecting sleeve block. Fixed through slots are provided on both sides of the connecting sleeve block. A connecting frame is movably connected to the inner side of the connecting sleeve block. A top through slot is provided on the top of the connecting frame. A movable mounting arm is movably connected inside the connecting sleeve block. Connecting mounting arms are bolted to both sides of the connecting frame. The ends of the connecting mounting arms are located inside the fixed through slots. Fixed sleeve blocks are bolted to both sides of the connecting sleeve block. A first electric telescopic rod is fixedly installed inside the fixed sleeve block. The output end of the first electric telescopic rod is bolted to the top of the connecting mounting arm. A movable connecting seat is bolted to the top of the movable mounting arm. An arc-shaped groove is provided on the top of the movable connecting seat, and threads are provided inside the arc-shaped groove. A first motor is fixedly connected to the top of the connecting sleeve block. A fixed positioning block is fixedly connected to one end of the top of the connecting sleeve block. A drive threaded rod is fixedly connected to the output end of the first motor. The outer surface of one end of the drive threaded rod slides against the inner surface of the fixed positioning block. A limit end plate is fixedly connected to one end of the drive threaded rod.

[0016] In a further technical solution, the drive threaded rod and the movable connecting seat are connected by threads, and the movable connecting seat is located inside the top through groove.

[0017] In a further technical solution, the connecting adjustment welding mechanism includes a connecting mounting block, a connecting base frame fixedly connected to the bottom end of the connecting mounting block, a second motor fixedly connected to one end of the connecting base frame, a movable threaded rod fixedly connected to the output end of the second motor, a fixed guide groove provided inside the connecting base frame, a movable mounting block connected to the outer surface of the movable threaded rod via threads, the outer side of the movable mounting block slidingly fitting against the inner side of the fixed guide groove, a connecting bottom block fixedly connected to the bottom of the movable mounting block, a connecting clamping block bolted to one end of the connecting bottom block, and a welding gun clamped between the inner side of the connecting bottom block and the end of the connecting clamping block.

[0018] In a further technical solution, the connecting fastening mechanism includes a second electric telescopic rod, the output end of which is fixedly connected to a connecting base plate, the bottom end of which is away from the second electric telescopic rod and is fixedly connected to a fixed connecting block, the bottom end of which is fixedly connected to a connecting chassis, and an anti-slip sleeve is movably sleeved on the outer surface of the connecting chassis.

[0019] The beneficial effects of this utility model are:

[0020] 1. Through the cooperation of the connection clamping mechanism, connection adjustment mechanism, connection adjustment welding mechanism and connection fastening mechanism, the connection clamping mechanism can clamp and fix the crossbeam. Then, the reinforcing structure is placed on the crossbeam. Through the cooperation between the connection adjustment mechanism and the connection clamping mechanism, a stable connection is made between the crossbeam and the reinforcing structure. Finally, the position of the connection adjustment welding mechanism is adjusted by the connection adjustment mechanism. Then, under the action of the connection adjustment welding mechanism, a stable welding process can be performed between the crossbeam and the reinforcing structure. The operation is convenient.

[0021] 2. The overall structure of this utility model is simple. In actual use, it can stably weld the crossbeam and the reinforcing structure. After welding one side of the crossbeam and the reinforcing structure, the position of the crossbeam and the reinforcing structure can be adjusted by deflection, and the other side can be welded. The operation is convenient and quick. Attached Figure Description

[0022] Figure 1 This is a schematic diagram of the overall structure of the welding equipment for reinforcing the crossbeam of the automobile seat according to an embodiment of this utility model;

[0023] Figure 2 This is a schematic diagram of the connection and clamping mechanism of the welding equipment for the reinforcing structure of the car seat crossbeam according to an embodiment of this utility model;

[0024] Figure 3 This is a schematic diagram of the connection and adjustment mechanism of the welding equipment for the reinforcing structure of the car seat crossbeam according to an embodiment of this utility model;

[0025] Figure 4 This is a schematic diagram of the connection and adjustment welding mechanism of the welding equipment for the reinforcing structure of the car seat crossbeam according to an embodiment of this utility model;

[0026] Figure 5 This is a schematic diagram of the connection and fastening mechanism of the welding equipment for the reinforcing structure of the car seat crossbeam, according to an embodiment of this utility model.

[0027] Explanation of reference numerals in the attached figures:

[0028] 1. Install the base;

[0029] 2. Connecting clamping mechanism; 21. Connecting mounting base block; 22. Connecting top frame; 23. Fixing positioning sleeve block; 24. Movable mounting plate; 25. Connecting threaded rod; 26. Rotating end plate; 27. Movable mounting frame; 28. Fixing connecting rod; 29. ​​Connecting extrusion plate;

[0030] 3. Fix the support columns;

[0031] 4. Connecting adjustment mechanism; 41. Connecting sleeve block; 42. Fixed through slot; 43. Top through slot; 44. Movable mounting arm; 45. Connecting mounting arm; 46. Fixed sleeve block; 47. First electric telescopic rod; 48. Movable connecting seat; 49. Fixed positioning block; 410. First motor; 411. Drive threaded rod; 412. Limiting end plate; 413. Connecting frame;

[0032] 5. Connecting and adjusting welding mechanism; 51. Connecting mounting block; 52. Connecting base frame; 53. Second motor; 54. Movable threaded rod; 55. Fixed guide groove; 56. Movable mounting block; 57. Connecting base block; 58. Connecting locking block; 59. Welding gun;

[0033] 6. Connecting and fastening mechanism; 61. Second electric telescopic rod; 62. Connecting base plate; 63. Fixed connecting block; 64. Connecting chassis; 65. Anti-slip sleeve block. Detailed Implementation

[0034] The embodiments of this utility model will be further described below with reference to the accompanying drawings.

[0035] Example:

[0036] like Figures 1-5 As shown, the welding equipment for reinforcing the crossbeam of an automobile seat includes:

[0037] Mounting base 1 has a servo motor inside; the rear surface has threaded mounting holes.

[0038] The connecting clamping mechanism 2 is fixedly installed at the output end of the servo motor inside the mounting base 1;

[0039] The fixed support column 3 is bolted to the rear surface of the mounting base 1;

[0040] The connecting adjustment mechanism 4 is fixedly mounted on the top of the fixed support column 3;

[0041] The connecting and adjusting welding mechanism 5 is fixedly located at the bottom of the output end of the connecting and adjusting mechanism 4, and at the end away from the fixed support column 3;

[0042] The fastening mechanism 6 is fixedly located at the bottom of the adjusting mechanism 4 at the end away from the fixed support column 3.

[0043] The working principle of the above technical solution is as follows:

[0044] During use, the crossbeam is placed inside the connecting clamping mechanism 2 and clamped and fixed by the connecting clamping mechanism 2. Then, the reinforcing structure is placed on top of the crossbeam. Under the action of the connecting fastening mechanism 6, the reinforcing structure is pressed down to achieve a stable fit with the crossbeam. Then, the connecting adjustment mechanism 4 is used to adjust the connecting adjustment welding mechanism 5 so that the connecting adjustment welding mechanism 5 can stably weld between the crossbeam and the reinforcing structure after adjustment. After the welding is completed on one side of the crossbeam and the reinforcing structure connection, the connecting adjustment mechanism 4 is adjusted so that the connecting adjustment welding mechanism 5 is no longer on one side of the crossbeam and the reinforcing structure. Then, the servo motor inside the mounting base 1 can rotate the connecting clamping mechanism 2, the crossbeam and the reinforcing structure. Then, the connecting adjustment mechanism 4 is adjusted again so that the connecting adjustment welding mechanism 5 can weld between the other side of the crossbeam and the reinforcing structure connection. The overall structure is simple and the operation is convenient and quick.

[0045] In another embodiment, such as Figure 2 As shown, the connecting clamping mechanism 2 includes a connecting mounting base 21. The bottom middle of the connecting mounting base 21 is fixedly connected to the output end of the servo motor inside the mounting base 1. A connecting top frame 22 is fixedly connected to the top of the connecting mounting base 21. A fixed positioning sleeve 23 is fixedly connected to one side of the connecting mounting base 21. A movable mounting plate 24 is movably connected inside the fixed positioning sleeve 23. A connecting threaded rod 25 is fixedly connected to one side of the movable mounting plate 24. A rotating end plate 26 is fixedly connected to the other end of the connecting threaded rod 25. A movable mounting frame 27 is threadedly sleeved on the outer surface of the connecting threaded rod 25. A fixed connecting rod 28 is fixedly connected to the side end of the movable mounting frame 27 near the connecting mounting base 21. A connecting extrusion plate 29 is fixedly connected to the other end of the fixed connecting rod 28.

[0046] When the crossbeam is placed inside the connecting top frame 22, the rotating end plate 26 can be rotated, which drives the connecting threaded rod 25 and the movable mounting plate 24 to rotate. This allows the movable mounting frame 27 to move on the outer side of the connecting threaded rod 25, which in turn drives the fixed connecting rod 28 and the connecting pressing plate 29 to move. This allows the connecting pressing plate 29 and the connecting top frame 22 to cooperate with each other, clamping and fixing the crossbeam, making operation convenient.

[0047] In another embodiment, such as Figure 2 As shown, the connecting top frame 22 has a through hole that matches the fixed connecting rod 28, and the fixed connecting rod 28 and the connecting top frame 22 slide against each other.

[0048] When the movable mounting bracket 27 moves to the outside of the connecting threaded rod 25, it can drive the fixed connecting rod 28 to move stably inside the connecting top frame 22, making operation convenient.

[0049] In another embodiment, such as Figure 3 As shown, the connecting adjustment mechanism 4 includes a connecting sleeve 41. Fixed through slots 42 are provided on both sides of the connecting sleeve 41. A connecting frame 413 is movably connected to the inner side of the connecting sleeve 41. A top through slot 43 is provided on the top of the connecting frame 413. A movable mounting arm 44 is movably connected inside the connecting sleeve 41. Connecting mounting arms 45 are bolted to both sides of the connecting frame 413. The ends of the connecting mounting arms 45 are located inside the fixed through slots 42. Fixed sleeves 46 are bolted to both sides of the connecting sleeve 41. A first electric telescopic rod 47 is fixedly installed inside the fixed sleeve 46. The first electric telescopic rod 47... The outlet end is connected and fixed to the top of the connecting mounting arm 45 by bolts. The top of the movable mounting arm 44 is connected to the movable connecting seat 48 by bolts. The top of the movable connecting seat 48 has an arc-shaped groove and a thread on the inner side of the arc-shaped groove. The top of the connecting sleeve block 41 is fixedly connected to the first motor 410. One end of the top of the connecting sleeve block 41 is fixedly connected to the fixed positioning block 49. The output end of the first motor 410 is fixedly connected to the drive threaded rod 411. The outer surface of one end of the drive threaded rod 411 slides and fits against the inner side of the fixed positioning block 49. One end of the drive threaded rod 411 is fixedly connected to the limit end plate 412.

[0050] The first electric telescopic rod 47 is designed to lift the connecting mounting arm 45, causing the connecting frame 413 to move. This, in turn, moves the movable mounting arm 44, the movable connecting seat 48, the fixed positioning block 49, the first motor 410, the drive threaded rod 411, and the limiting end plate 412. This, in turn, moves the connecting adjustment welding mechanism 5. Simultaneously, the first motor 410 moves the drive threaded rod 411, allowing the movable connecting seat 48 to move on the outer surface of the drive threaded rod 411. This, in turn, moves the movable mounting arm 44 and the connecting adjustment welding mechanism 5, enabling stable adjustment and convenient operation.

[0051] In another embodiment, such as Figure 3 As shown, the drive threaded rod 411 is connected to the movable connecting seat 48 by a thread, and the movable connecting seat 48 is located inside the top through groove 43.

[0052] The movable connecting seat 48 can move on the outer side of the surface of the drive threaded rod 411 when the drive threaded rod 411 is rotating, making operation convenient.

[0053] In another embodiment, such as Figure 4 As shown, the connecting and adjusting welding mechanism 5 includes a connecting mounting block 51. A connecting base frame 52 is fixedly connected to the bottom end of the connecting mounting block 51. A second motor 53 is fixedly connected to one end of the connecting base frame 52. A movable threaded rod 54 is fixedly connected to the output end of the second motor 53. A fixed guide groove 55 is provided inside the connecting base frame 52. A movable mounting block 56 is connected to the outer surface of the movable threaded rod 54 by a thread. The outer side of the movable mounting block 56 slides and fits against the inner side of the fixed guide groove 55. A connecting bottom block 57 is fixedly connected to the bottom of the movable mounting block 56. A connecting clamp block 58 is bolted to one end of the connecting bottom block 57. A welding gun 59 is clamped between the inner side of the connecting bottom block 57 and the end of the connecting clamp block 58.

[0054] The second motor 53 drives the movable threaded rod 54, allowing the movable mounting block 56 to move on the outer surface of the movable threaded rod 54, which in turn moves the connecting base block 57, the connecting clip block 58, and the welding gun 59, enabling the end of the welding gun 59 to perform welding between the crossbeam and the reinforcing structure, making operation convenient.

[0055] In another embodiment, such as Figure 5 As shown, the fastening mechanism 6 includes a second electric telescopic rod 61. The output end of the second electric telescopic rod 61 is fixedly connected to a connecting base plate 62. The bottom end of the connecting base plate 62 away from the second electric telescopic rod 61 is fixedly connected to a fixed connecting block 63. The bottom end of the fixed connecting block 63 is fixedly connected to a connecting chassis 64. An anti-slip sleeve 65 is movably sleeved on the outer surface of the connecting chassis 64.

[0056] The second electric telescopic rod 61 can move the connecting base plate 62, the fixed connecting block 63, the connecting chassis 64 and the anti-slip sleeve block 65 downwards, so that the anti-slip sleeve block 65 is connected to the reinforcing structure. Then, when the crossbeam and the reinforcing structure deflect, the reinforcing structure can drive the anti-slip sleeve block 65 to rotate, so that the anti-slip sleeve block 65 can rotate on the outer side of the surface of the connecting chassis 64. The structure is simple and the operation is convenient and quick.

[0057] The working principle of this utility model is as follows: During use, the crossbeam is first placed inside the connecting top frame 22. Then, the rotating end plate 26 is rotated, causing the connecting threaded rod 25 and the movable mounting plate 24 to rotate. This allows the movable mounting frame 27 to move outside the surface of the connecting threaded rod 25, driving the fixed connecting rod 28 and the connecting pressing plate 29 to move. This allows the connecting pressing plate 29 and the connecting top frame 22 to cooperate in clamping and fixing the crossbeam. Then, the reinforcing structure is placed on top of the crossbeam. Finally, the second electric telescopic rod 61 can connect the bottom plate 62 and the fixed connecting... The connecting block 63, connecting base 64, and anti-slip sleeve 65 move downwards, connecting the anti-slip sleeve 65 to the reinforcing structure. Then, the first electric telescopic rod 47 lifts the connecting mounting arm 45, causing the connecting frame 413 to move. This, in turn, moves the movable mounting arm 44, movable connecting seat 48, fixed positioning block 49, first motor 410, drive threaded rod 411, and limiting end plate 412, thereby moving the connecting adjustment welding mechanism 5. Simultaneously, the first motor 410 moves the drive threaded rod 411, allowing the movable connecting seat 48 to move under the drive. The movable threaded rod 411 moves to the outer surface, driving the movable mounting arm 44 and the connecting adjustment welding mechanism 5 to move, thereby achieving stable adjustment so that the welding end of the connecting adjustment welding mechanism 5 can fit against the crossbeam and the reinforcing structure. Then, the second motor 53 drives the movable threaded rod 54, causing the movable mounting block 56 to move to the outer surface of the movable threaded rod 54, driving the connecting bottom block 57, the connecting clamp block 58, and the welding gun 59 to move, so that the end of the welding gun 59 can perform welding between the crossbeam and the reinforcing structure. Then, the connecting adjustment welding mechanism 5... The position of the connecting adjustment mechanism 4 is adjusted so that the welding end of the connecting adjustment welding mechanism 5 no longer contacts the crossbeam and the reinforcing structure. The servo motor inside the mounting base 1 can deflect the entire connecting clamping mechanism 2, the crossbeam and the reinforcing structure. When the reinforcing mechanism is deflected, it can drive the anti-slip sleeve 65 to rotate, so that the anti-slip sleeve 65 can rotate on the outer side of the connecting chassis 64. The connecting adjustment mechanism 4 and the connecting adjustment welding mechanism 5 are adjusted again, so that the crossbeam and the reinforcing structure are welded again. The overall structure is simple and the operation is convenient and quick.

[0058] The above embodiments merely illustrate specific implementations of this utility model, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of this utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model.

Claims

1. Welding equipment for reinforcing automotive seat crossbeams, characterized in that, include: Mounting base (1), which has a servo motor inside; its rear surface has threaded mounting holes; The connecting clamping mechanism (2) is fixedly installed at the output end of the servo motor inside the mounting base (1); A fixed support column (3) is bolted to the rear surface of the mounting base (1); The connecting adjustment mechanism (4) is fixedly installed on the top of the fixed support column (3); A connecting and adjusting welding mechanism (5) is fixedly located at the bottom of the output end of the connecting and adjusting mechanism (4) and at one end away from the fixed support column (3); A fastening mechanism (6) is fixedly located at the bottom of the connecting adjustment mechanism (4) at one end away from the fixed support column (3).

2. The welding equipment for reinforcing the crossbeam of an automobile seat according to claim 1, characterized in that: The connecting clamping mechanism (2) includes a connecting mounting base (21). The bottom middle of the connecting mounting base (21) is fixedly connected to the output end of the servo motor inside the mounting base (1). A connecting top frame (22) is fixedly connected to the top of the connecting mounting base (21). A fixed positioning sleeve (23) is fixedly connected to one side of the connecting mounting base (21). A movable mounting plate (24) is movably connected inside the fixed positioning sleeve (23). A connecting threaded rod (25) is fixedly connected to one side of the movable mounting plate (24). A rotating end plate (26) is fixedly connected to the other end of the connecting threaded rod (25). A movable mounting bracket (27) is threadedly sleeved on the outer surface of the connecting threaded rod (25). A fixed connecting rod (28) is fixedly connected to the end of the movable mounting bracket (27) near the connecting mounting base (21). A connecting extrusion plate (29) is fixedly connected to the other end of the fixed connecting rod (28).

3. The welding equipment for reinforcing the crossbeam of an automobile seat according to claim 2, characterized in that: The connecting top frame (22) has a through hole that matches the fixed connecting rod (28), and the fixed connecting rod (28) and the connecting top frame (22) slide against each other.

4. The welding equipment for reinforcing the crossbeam of an automobile seat according to claim 1, characterized in that: The connecting adjustment mechanism (4) includes a connecting sleeve (41), with fixed through slots (42) on both sides of the connecting sleeve (41). A connecting frame (413) is movably connected to the inner side of the connecting sleeve (41), and a top through slot (43) is provided on the top of the connecting frame (413). A movable mounting arm (44) is movably connected inside the connecting sleeve (41). Connecting mounting arms (45) are bolted to both sides of the connecting frame (413), with the ends of the connecting mounting arms (45) located inside the fixed through slots (42). Fixed sleeves (46) are bolted to both sides of the connecting sleeve (41), and a first electric telescopic rod (47) is fixedly installed inside the fixed sleeve (46). The output end of (47) is connected and fixed to the top of the connecting mounting arm (45) by bolts. The top of the movable mounting arm (44) is connected to a movable connecting seat (48) by bolts. The top of the movable connecting seat (48) is provided with an arc-shaped groove and the inner side of the arc-shaped groove is provided with threads. The top of the connecting sleeve block (41) is fixedly connected to a first motor (410). One end of the top of the connecting sleeve block (41) is fixedly connected to a fixed positioning block (49). The output end of the first motor (410) is fixedly connected to a drive threaded rod (411). The outer surface of one end of the drive threaded rod (411) slides and fits against the inner side of the fixed positioning block (49). One end of the drive threaded rod (411) is fixedly connected to a limit end plate (412).

5. The welding equipment for reinforcing the crossbeam of an automobile seat according to claim 4, characterized in that: The drive threaded rod (411) and the movable connecting seat (48) are connected by threads, and the movable connecting seat (48) is located inside the top through groove (43).

6. The welding equipment for reinforcing the crossbeam of an automobile seat according to claim 1, characterized in that: The connecting adjustment welding mechanism (5) includes a connecting mounting block (51), a connecting base frame (52) is fixedly connected to the bottom end of the connecting mounting block (51), a second motor (53) is fixedly connected to one end of the connecting base frame (52), a movable threaded rod (54) is fixedly connected to the output end of the second motor (53), a fixed guide groove (55) is provided inside the connecting base frame (52), a movable mounting block (56) is connected to the outer surface of the movable threaded rod (54) by a thread, the outer side of the movable mounting block (56) and the inner side of the fixed guide groove (55) slide against each other, a connecting bottom block (57) is fixedly connected to the bottom of the movable mounting block (56), a connecting clamp (58) is connected to one end of the connecting bottom block (57) by a bolt, and a welding gun (59) is clamped between the inner side of the connecting bottom block (57) and the end of the connecting clamp (58).

7. The welding equipment for reinforcing the crossbeam of an automobile seat according to claim 1, characterized in that: The connecting fastening mechanism (6) includes a second electric telescopic rod (61), the output end of which is fixedly connected to a connecting base plate (62), the bottom of which is away from the second electric telescopic rod (61) is fixedly connected to a fixed connecting block (63), the bottom end of which is fixedly connected to a connecting chassis (64), and the outer surface of the connecting chassis (64) is movably fitted with an anti-slip sleeve (65).