Backrest welding clamp

Abstract

The utility model relates to the technical field of backrest welding clamps, in particular to a backrest welding clamp which comprises a base and a first telescopic air cylinder, the first telescopic air cylinder is arranged on the upper surface of the base, a plurality of lifting rods are arranged on the upper surface of the first telescopic air cylinder, a top plate is arranged on the upper surfaces of the lifting rods, and an L-shaped rod is arranged on the upper surface of the top plate. An L-shaped rod is arranged on the upper surface of the base, a U-shaped pressing clamp is arranged on the lower surface of the L-shaped rod, fixing blocks are arranged on the lower surfaces of the two sides of the top plate, pressing discs are arranged on the lower surfaces of the fixing blocks, and a supporting seat is arranged on the upper surface of the base. And moreover, the equipment is further provided with a waste scrap collecting device, continuous collection is achieved in the welding process, and therefore the problem that time and energy are wasted during follow-up waste scrap cleaning is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of backrest welding fixtures, in particular to a backrest welding fixture. Background Art

[0002] The degree of automation of the welding line of automobile seat backs has reached a certain level, and its welding efficiency can basically meet the welding tasks of the vehicle model within the assembly cycle. However, the welding efficiency and welding quality of automobile seat backs are still relatively low, resulting in the inability to complete the welding tasks quickly and efficiently within the prescribed assembly cycle, and the inability to coordinate well with the welding and assembly of other parts of the seat back. The continuous development and application of back welding technology have improved the production efficiency and quality of seats, and met people's needs for comfort and safety.

[0003] The existing automobile backrest welding fixture still has low welding efficiency and welding quality, and cannot perform efficient dinner welding work. After welding, scraps often remain inside the automobile backrest and get stuck in the gap, which is very inconvenient to clean and wastes time. Utility Model Content

[0004] The purpose of the utility model is to provide a backrest welding fixture to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a backrest welding fixture, comprising: a base and a first telescopic cylinder, the first telescopic cylinder is arranged on the upper surface of the base, a plurality of lifting rods are arranged on the upper surface of the first telescopic cylinder, a top plate is arranged on the upper surface of the lifting rods, an L-shaped rod is arranged on the upper surface of the top plate, a U-shaped pressing clamp is arranged on the lower surface of the L-shaped rod, fixing blocks are arranged on the lower surfaces of both sides of the top plate, a pressing plate is arranged on the lower surface of the fixing block, and a supporting seat is arranged on the upper surface of the base.

[0006] Preferably, a second telescopic cylinder is provided on the upper surface of the base, and a plurality of lifting rods are also provided on the upper surface of the second telescopic cylinder, a rectangular plate is provided on the upper surface of the lifting rods, and a storage box is provided on the upper surface of the rectangular plate.

[0007] Preferably, a support block is provided on the short vertical surface of the rectangular plate away from the second telescopic cylinder, a round rod is provided on the upper surface of the support block, and a rocker is connected to the arc surface of the round rod.

[0008] Preferably, a rectangular rod is arranged near the upper surface of the support block, a limit block is fixed on the upper surface of the rectangular rod, a rotating rod is penetrated at the end point of the limit block away from the rectangular rod, a connecting rod is penetrated on the rod body of the rotating rod, a shaking column is penetrated at the end of the connecting rod, and a suction head is arranged at the underwater surface of the rocking rod.

[0009] Preferably, a pair of opposite vertical surfaces of the second telescopic cylinder are each provided with a rectangular platform, and a motor is provided on the upper surface of the rectangular platform.

[0010] Preferably, a rotating shaft is provided through the circular surface of the motor away from the second telescopic cylinder and the upper surface of the rectangular platform, a gear is provided on the rod body of the rotating shaft, and a moving groove is provided at the intersection of the rectangular platform and the vertical surface of the second telescopic cylinder.

[0011] Preferably, a bottom block is arranged at the vertical surface of the support block away from the storage box, a fixing plate is arranged at the upper surface of the bottom block, a vertical tube is arranged at the upper surface of the bottom block, and a hose is clamped inside the vertical tube away from the suction head.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the utility model has a reasonable structure, further strengthens the stability of the clamp on the car backrest, prevents the possibility of loosening, and the equipment is also provided with a chip collection device, which continuously collects chips during the welding process, thus solving the time and energy wasted in the subsequent chip cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 It is a structural schematic diagram of the first telescopic cylinder of the utility model.

[0015] Figure 3 It is a schematic diagram of the connection structure of the second telescopic cylinder of the utility model.

[0016] Figure 4 It is a schematic diagram of the overall structure of the collecting device of the utility model.

[0017] In the figure: 1. base; 2. first telescopic cylinder; 3. lifting rod; 4. top plate; 5. L-shaped rod; 6. U-shaped pressing clamp; 7. fixing block; 8. pressing plate; 9. supporting seat; 10. second telescopic cylinder; 11. rectangular plate; 12. storage box; 13. supporting block; 14. round rod; 15. rocker; 16. rectangular rod; 17. limit block; 18. rotating rod; 19. connecting rod; 20. shaking column; 21. suction head; 22. rectangular platform; 23. motor; 24. rotating shaft; 25. gear; 26. moving groove; 27. bottom block; 28. fixing plate; 29. ​​vertical pipe; 30. hose. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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 4 The utility model provides a technical solution: a backrest welding fixture, comprising: a base 1 and a first telescopic cylinder 2, the first telescopic cylinder 2 is arranged on the upper surface of the base 1, a plurality of lifting rods 3 are arranged on the upper surface of the first telescopic cylinder 2, a top plate 4 is arranged on the upper surface of the lifting rod 3, an L-shaped rod 5 is arranged on the upper surface of the top plate 4, a U-shaped pressing clamp 6 is arranged on the lower surface of the L-shaped rod 5, fixed blocks 7 are arranged on the lower surfaces of both sides of the top plate 4, a pressing plate 8 is arranged on the lower surface of the fixed block 7, and a supporting seat 9 is arranged on the upper surface of the base 1.

[0020] Furthermore, a second telescopic cylinder 10 is provided on the upper surface of the base 1, and a plurality of lifting rods 3 are also provided on the upper surface of the second telescopic cylinder 10, a rectangular plate 11 is provided on the upper surface of the lifting rod 3, a storage box 12 is provided on the upper surface of the rectangular plate 11, the storage box 12 is used to store waste chips, and the other end of the hose 30 passes through the storage box 12 and extends inwardly, and a fan is also provided on the rod body of the hose 30.

[0021] Furthermore, a support block 13 is provided at a short vertical surface of the rectangular plate 11 away from the second telescopic cylinder 10 , a round rod 14 is provided at the upper surface of the support block 13 , and a rocker 15 is connected to the arc surface of the round rod 14 .

[0022] Furthermore, a rectangular rod 16 is provided on the upper surface of the support block 13, a limit block 17 is fixed on the upper surface of the rectangular rod 16, a rotating rod 18 is penetrated at the end of the limit block 17 away from the rectangular rod 16, a connecting rod 19 is penetrated on the rod body of the rotating rod 18, a shaking column 20 is penetrated at the end of the connecting rod 19, and a rectangular groove is provided at the intersection of the shaking column 20 and the rocker 15, and a suction head 21 is provided at the underwater surface of the rocker 15.

[0023] Furthermore, a rectangular platform 22 is disposed at a pair of opposite vertical surfaces of the second telescopic cylinder 10 , and a motor 23 is disposed at the upper surface of the rectangular platform 22 .

[0024] Furthermore, a rotating shaft 24 is provided through the circular surface of the motor 23 away from the second telescopic cylinder 10 and the upper surface of the rectangular platform 22, and a gear 25 is provided through the rod body of the rotating shaft 24, and a pair of gears 25 are in a meshing relationship. A movable groove 26 is provided at the intersection of the vertical plane of the rectangular platform 22 and the second telescopic cylinder 10.

[0025] Furthermore, a bottom block 27 is provided at the vertical surface of the support block 13 away from the storage box 12, a fixing plate 28 is provided at the upper surface of the bottom block 27, a vertical pipe 29 is provided at the upper surface of the bottom block 27, and the vertical pipe 29 is away from the interior of the suction head 21 and clamps a hose 30.

[0026] Working principle: When the device is working, first place the curved backrest seat facing inward on the support column, then start the first telescopic cylinder 2 and the second telescopic cylinder 10 to descend, press the components on the first telescopic cylinder 2 and the second telescopic cylinder 10 to fix the backrest column, and then start the welding equipment. At this time, the motor 23 will also start, because the circular surface of the motor 23 away from the second telescopic cylinder 10 and the upper surface of the rectangular platform 22 are penetrated by a rotating shaft 24, and the rod body of the rotating shaft 24 is provided with a gear 25 penetrated, and a pair of gears 25 are in a meshing relationship, and the vertical rotating shaft 24 is connected to the round rod 14, and a bearing is provided at the intersection of the round rod 14 and the support block 13, so the rocker 15 The rocker 15 will also move in an arc, and the rocker arm 15 will also move in an arc, because a rectangular rod 16 is arranged on the upper surface of the support block 13, and a limit block 17 is fixed on the upper surface of the rectangular rod 16. A rotating rod 18 is penetrated by the limit block 17 away from the end point of the rectangular rod 16, and a connecting rod 19 is penetrated by the rotating rod 18. Therefore, after the rocker arm 15 rotates to a certain angle, the shaking column 20 will contact the rectangular groove arranged at the intersection of the shaking column 20 and the rocker arm 15, and then it will not rotate. At this time, the motor 23 will rotate in the opposite direction, and so on and so forth. The rocker arm 15 will reciprocate, and when the rocker arm 15 moves, the suction head 21 sucks the waste chips into the storage box 12 through the fan.

[0027] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A backrest welding fixture, comprising a base (1) and a first telescopic cylinder (2), characterized in that: A first telescopic cylinder (2) is arranged on the upper surface of the base (1), a plurality of lifting rods (3) are arranged on the upper surface of the first telescopic cylinder (2), a top plate (4) is arranged on the upper surface of the lifting rods (3), an L-shaped rod (5) is arranged on the upper surface of the top plate (4), a U-shaped pressing clamp (6) is arranged on the lower surface of the L-shaped rod (5), fixing blocks (7) are arranged on the lower surfaces of both sides of the top plate (4), a pressing plate (8) is arranged on the lower surface of the fixing block (7), and a supporting seat (9) is arranged on the upper surface of the base (1).

2. A backrest welding fixture according to claim 1, characterized in that: A second telescopic cylinder (10) is arranged on the upper surface of the base (1), and a plurality of lifting rods (3) are also arranged on the upper surface of the second telescopic cylinder (10), a rectangular plate (11) is arranged on the upper surface of the lifting rods (3), and a storage box (12) is arranged on the upper surface of the rectangular plate (11).

3. A backrest welding fixture according to claim 2, characterized in that: A support block (13) is provided on the short vertical surface of the rectangular plate (11) away from the second telescopic cylinder (10), a round rod (14) is provided on the upper surface of the support block (13), and a rocker (15) is connected to the arc surface of the round rod (14).

4. A backrest welding fixture according to claim 3, characterized in that: A rectangular rod (16) is arranged on the upper surface of the support block (13), a limit block (17) is fixed on the upper surface of the rectangular rod (16), a rotating rod (18) is arranged through the end point of the limit block (17) away from the rectangular rod (16), a connecting rod (19) is arranged through the rod body of the rotating rod (18), a shaking column (20) is arranged through the end of the connecting rod (19), and a suction head (21) is arranged on the lower surface of the rocking rod (15).

5. The backrest welding fixture according to claim 2, characterized in that: A rectangular platform (22) is provided at a pair of opposite vertical surfaces of the second telescopic cylinder (10), and a motor (23) is provided at the upper surface of the rectangular platform (22).

6. A backrest welding fixture according to claim 5, characterized in that: A rotating shaft (24) is provided through the circular surface of the motor (23) away from the second telescopic cylinder (10) and the upper surface of the rectangular platform (22); a gear (25) is provided through the rod body of the rotating shaft (24); and a moving groove (26) is provided at the intersection of the vertical planes of the rectangular platform (22) and the second telescopic cylinder (10).

7. The backrest welding fixture according to claim 3, characterized in that: A bottom block (27) is arranged on the vertical surface of the support block (13) away from the storage box (12), a fixing plate (28) is arranged on the upper surface of the bottom block (27), a vertical tube (29) is arranged on the upper surface of the bottom block (27), and a hose (30) is sandwiched inside the vertical tube (29) away from the suction head (21).

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