Backrest side plate and lower transverse plate spot welding clamp

Abstract

The utility model relates to the technical field of automobile backrest side plate spot welding clamps, in particular to a backrest side plate and lower transverse plate spot welding clamp which comprises supporting legs, a first supporting plate is fixedly installed at the upper ends of the supporting legs, and a first hydraulic rod is installed at the upper end of the first supporting plate through an installation block. A second supporting plate is fixedly installed at the upper end of the first hydraulic rod, a supporting rod is fixedly installed at the upper end of the first supporting plate, a supporting electric welding machine is arranged on the supporting rod, and two sets of moving assemblies are symmetrically arranged at the upper ends of supporting legs. A second supporting plate is driven by a first hydraulic rod to support a backrest side plate, stability is improved, a third hydraulic rod pushes a second mounting plate and a sliding plate to slide on a limiting plate through a push rod, the distance between two fixing plates is adjusted, and the backrest side plate and a lower transverse plate are fixed through a clamping assembly; the fixing device can be suitable for fixing backrest side plates with different widths, and the applicability is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of spot welding fixtures for automobile backrest side plates, in particular to a spot welding fixture for a backrest side plate and a lower horizontal plate. Background Art

[0002] Car seats can be divided into split seats and long seats according to their shapes; they can be divided into fixed, detachable and adjustable types according to their functions; they can be divided into single, double and multi-person chairs according to the number of passengers; nowadays, users have higher and higher requirements for backrests. When processing the backrest side panels, it is necessary to spot weld the backrest side panels and the lower cross panel.

[0003] The existing spot welding fixture for backrest side panels and lower cross plate can only be applied to one type of backrest side panels and cannot fix backrest side panels of different widths, which has great limitations. Therefore, the utility model proposes a spot welding fixture for backrest side panels and lower cross plate to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a spot welding fixture for a backrest side plate and a lower horizontal plate to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spot welding fixture for a backrest side panel and a lower cross plate, comprising a support leg, a first support plate is fixedly installed on the upper end of the support leg, a first hydraulic rod is installed on the upper end of the first support plate through a mounting block, a second support plate is fixedly installed on the upper end of the first hydraulic rod, a support rod is fixedly installed on the upper end of the first support plate, an electric welding machine is arranged on the support rod, two groups of movable components are symmetrically arranged on the upper end of the support leg, and two groups of clamping components for fixing the backrest side panels and the cross plate are arranged on the two groups of movable components.

[0006] Preferably, the moving assembly includes a first mounting plate, a fourth support plate, a limit plate, a sliding plate, a second mounting plate, a push rod and a third hydraulic rod, the first mounting plate is fixedly mounted on the upper end of the first support plate, and the fourth support plate is fixedly mounted on the upper end of the first mounting plate.

[0007] Preferably, the limit plate is fixedly mounted on the upper end of the fourth support plate, a limit groove is provided on the limit plate for the sliding plate to slide, the second mounting plate is fixedly mounted on the sliding plate, and the third hydraulic rod is mounted on the upper end of the first support plate through a mounting block.

[0008] Preferably, the push rod is fixedly mounted on the output end of the third hydraulic rod, a sliding groove for the push rod to slide is provided in the middle of the limit plate, and the upper end of the push rod is fixedly connected to the lower end of the second mounting plate.

[0009] Preferably, the clamping assembly includes a fixed plate, a second hydraulic rod, a third support plate, a rotating frame, a rotating rod, a support frame and a clamping plate, the fixed plate is fixedly mounted on the upper end of the second mounting plate, and the second hydraulic rod is fixedly mounted on the upper end of the fixed plate.

[0010] Preferably, the rotating frame is fixedly connected to the output end of the second hydraulic rod, the rotating rod and the rotating frame are rotatably connected via a rotating shaft, the third supporting plate is fixedly mounted on the fixed plate, and the vertical section of the rotating frame is U-shaped.

[0011] Preferably, the support frame is fixedly mounted on the third support plate, the middle portion of the rotating rod is rotatably connected to the support frame via a rotating shaft, and the clamping plate is fixedly connected to one end of the rotating rod away from the rotating frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] By providing a moving component and a clamping component, the first hydraulic rod drives the second support plate to support the backrest side plate, so the stability is improved. The third hydraulic rod pushes the second mounting plate and the sliding plate to slide on the limit plate through the push rod, and the distance between the two fixed plates is adjusted. The backrest side plate and the lower cross plate are fixed by the clamping component. It can be suitable for fixing backrest side plates of different widths, and the applicability is enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the mobile component of the utility model.

[0017] In the figure: 1. support leg; 2. first support plate; 3. moving assembly; 4. first hydraulic rod; 5. second support plate; 6. clamping assembly; 7. support rod; 8. electric welder; 61. fixed plate; 62. second hydraulic rod; 63. third support plate; 64. rotating frame; 65. rotating rod; 66. support frame; 67. clamping plate; 31. first mounting plate; 32. fourth support plate; 33. limit plate; 34. sliding plate; 35. second mounting plate; 36. push rod; 37. third hydraulic rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figures 1 to 3 The utility model provides a technical solution: a spot welding fixture for a backrest side plate and a lower cross plate, comprising a supporting leg 1, a first supporting plate 2 is fixedly installed on the upper end of the supporting leg 1, a first hydraulic rod 4 is installed on the upper end of the first supporting plate 2 through a mounting block, a second supporting plate 5 is fixedly installed on the upper end of the first hydraulic rod 4, a supporting rod 7 is fixedly installed on the upper end of the first supporting plate 2, and a supporting electric welding machine 8 is arranged on the supporting rod 7, two groups of moving components 3 are symmetrically arranged on the upper end of the supporting leg 1, and two groups of clamping components 6 for fixing the backrest side plate and the cross plate are arranged on the two groups of moving components 3. By providing the moving component 3 and the clamping component 6, the second supporting plate 5 is driven by the first hydraulic rod 4 to support the backrest side plate, and the stability is improved. The third hydraulic rod 37 pushes the second mounting plate 35 and the sliding plate 34 to slide on the limiting plate 33 through the push rod 36, adjusts the spacing between the two fixed plates 61, and fixes the backrest side plate and the lower cross plate through the clamping component 6, which can be suitable for fixing backrest side plates of different widths.

[0020] The moving assembly 3 includes a first mounting plate 31, a fourth supporting plate 32, a limiting plate 33, a sliding plate 34, a second mounting plate 35, a push rod 36 and a third hydraulic rod 37. The first mounting plate 31 is fixedly mounted on the upper end of the first supporting plate 2, the fourth supporting plate 32 is fixedly mounted on the upper end of the first mounting plate 31, the limiting plate 33 is fixedly mounted on the upper end of the fourth supporting plate 32, a limiting groove for sliding plate 34 is provided on the limiting plate 33, the second mounting plate 35 is fixedly mounted on the sliding plate 34, the third hydraulic rod 37 is mounted on the upper end of the first supporting plate 2 through a mounting block, the push rod 36 is fixedly mounted on the output end of the third hydraulic rod 37, a sliding groove for sliding push rod 36 is provided in the middle part of the limiting plate 33, the upper end of the push rod 36 is fixedly connected to the lower end of the second mounting plate 35, the third hydraulic rod 37 pushes the second mounting plate 35 and the sliding plate 34 to slide on the limiting plate 33 through the push rod 36, and the position of the fixed plate 61 is adjusted, which is suitable for fixing backrest side panels of different widths.

[0021] The clamping assembly 6 includes a fixed plate 61, a second hydraulic rod 62, a third support plate 63, a rotating frame 64, a rotating rod 65, a support frame 66 and a clamping plate 67. The fixed plate 61 is fixedly mounted on the upper end of the second mounting plate 35, the second hydraulic rod 62 is fixedly mounted on the upper end of the fixed plate 61, the rotating frame 64 is fixedly connected to the output end of the second hydraulic rod 62, the rotating rod 65 is rotatably connected to the rotating frame 64 through a rotating shaft, the third support plate 63 is fixedly mounted on the fixed plate 61, and the vertical section of the rotating frame 64 is U-shaped. The frame 66 is fixedly installed on the third support plate 63, the middle part of the rotating rod 65 is rotatably connected to the support frame 66 through a rotating shaft, and the clamping plate 67 is fixedly connected to the end of the rotating rod 65 away from the rotating frame 64. The backrest side panels and the lower cross panel are placed on multiple fixed plates 61 and the second support plate 5. By starting the second hydraulic rod 62, the second hydraulic rod 62 pushes the rotating frame 64 upward, and the rotating frame 64 drives the rotating rod 65 to rotate on the support frame 66 through the rotating shaft, thereby driving the clamping plate 67 to fix the backrest side panels and the lower cross panel.

[0022] Working principle: When in use, by starting the third hydraulic rod 37, the third hydraulic rod 37 pushes the second mounting plate 35 and the sliding plate 34 to slide on the limit plate 33 through the push rod 36, adjusts the position of the fixed plate 61, opens the first hydraulic rod 4 to adjust the height of the second support plate 5, places the backrest side plate and the lower cross plate on multiple fixed plates 61 and the second support plate 5, and by starting the second hydraulic rod 62, the second hydraulic rod 62 pushes the rotating frame 64 upward, and the rotating frame 64 drives the rotating rod 65 to rotate on the support frame 66 through the rotating shaft, thereby driving the clamping plate 67 to fix the backrest side plate and the lower cross plate, and then the backrest side plate and the lower cross plate are spot welded by the electric welding machine 8.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spot welding fixture for a backrest side plate and a lower horizontal plate, comprising a support leg (1), characterized in that: A first support plate (2) is fixedly mounted on the upper end of the support leg (1); a first hydraulic rod (4) is mounted on the upper end of the first support plate (2) via a mounting block; a second support plate (5) is fixedly mounted on the upper end of the first hydraulic rod (4); a support rod (7) is fixedly mounted on the upper end of the first support plate (2); an electric welder (8) is arranged on the support rod (7); two groups of moving components (3) are symmetrically arranged on the upper end of the support leg (1); and two groups of clamping components (6) for fixing the backrest side panels and the cross panel are arranged on the two groups of moving components (3).

2. A spot welding fixture for backrest side panels and lower horizontal panels according to claim 1, characterized in that: The moving assembly (3) comprises a first mounting plate (31), a fourth supporting plate (32), a limiting plate (33), a sliding plate (34), a second mounting plate (35), a push rod (36) and a third hydraulic rod (37); the first mounting plate (31) is fixedly mounted on the upper end of the first supporting plate (2); and the fourth supporting plate (32) is fixedly mounted on the upper end of the first mounting plate (31).

3. A spot welding fixture for backrest side panels and lower horizontal panels according to claim 2, characterized in that: The limit plate (33) is fixedly mounted on the upper end of the fourth support plate (32); a limit groove for the sliding plate (34) to slide is provided on the limit plate (33); the second mounting plate (35) is fixedly mounted on the sliding plate (34); and the third hydraulic rod (37) is mounted on the upper end of the first support plate (2) via a mounting block.

4. A spot welding fixture for backrest side panels and lower horizontal panels according to claim 3, characterized in that: The push rod (36) is fixedly mounted on the output end of the third hydraulic rod (37); a sliding groove for the push rod (36) to slide is provided in the middle of the limit plate (33); and the upper end of the push rod (36) is fixedly connected to the lower end of the second mounting plate (35).

5. A spot welding fixture for backrest side panels and lower horizontal panels according to claim 4, characterized in that: The clamping assembly (6) comprises a fixed plate (61), a second hydraulic rod (62), a third support plate (63), a rotating frame (64), a rotating rod (65), a support frame (66) and a clamping plate (67); the fixed plate (61) is fixedly mounted on the upper end of the second mounting plate (35); and the second hydraulic rod (62) is fixedly mounted on the upper end of the fixed plate (61).

6. A spot welding fixture for backrest side panels and lower horizontal panels according to claim 5, characterized in that: The rotating frame (64) is fixedly connected to the output end of the second hydraulic rod (62), the rotating rod (65) is rotatably connected to the rotating frame (64) via a rotating shaft, the third supporting plate (63) is fixedly mounted on the fixed plate (61), and the vertical section of the rotating frame (64) is U-shaped.

7. A spot welding fixture for backrest side panels and lower horizontal panels according to claim 6, characterized in that: The support frame (66) is fixedly mounted on the third support plate (63); the middle portion of the rotating rod (65) is rotatably connected to the support frame (66) via a rotating shaft; and the clamping plate (67) is fixedly connected to an end of the rotating rod (65) away from the rotating frame (64).

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