Motorcycle frame welding clamp

Abstract

The utility model discloses a motorcycle frame welding clamp, which relates to the technical field of welding clamping and comprises a base, and a group of first support frames, a second support frame, a first auxiliary support, a second auxiliary support, a group of first support rollers and a group of second telescopic parts are arranged on the base. One group of first supporting frames are fixed on one side of the upper surface of the base, the second supporting frame is fixed on the other side, opposite to the upper surface of the first supporting frames, of the base, the second auxiliary support is connected with the base in a sliding mode, one group of first supporting rollers are connected between the first auxiliary support and the second auxiliary support, and the other group of second supporting rollers are connected between the first auxiliary support and the second auxiliary support. The fixing device is suitable for penetrating connection of the lower side of the middle of the motorcycle frame, a set of second telescopic parts are fixed to the middles of the opposite sides of the first auxiliary support and the second auxiliary support correspondingly, the motorcycle frame is effectively clamped and fixed in multiple directions through the arrangement, and the stability of the motorcycle frame during welding is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of welding clamping, and in particular relates to a welding clamp for a motorcycle frame. Background Art

[0002] When manufacturing motorcycles, welding of motorcycle frames is a necessary process, and when welding the frames, the frames need to be supported and clamped.

[0003] The existing technology discloses welding tooling for motorcycle frames, which involves setting a number of positioning holes and a plurality of positioning structures on the base. By changing the position of the positioning structure, the fixation of frames of different sizes can be met, and the application range is wide. However, when batch welding is performed on frames of the same model, the structure cannot show its actual use effect, and during the welding process, the stability of the welding cannot be effectively guaranteed.

[0004] Therefore, designing a motorcycle frame welding fixture is a problem to be solved by those skilled in the art. Utility Model Content

[0005] The utility model aims to provide a motorcycle frame welding fixture to solve the problems raised in the above-mentioned background technology in view of the existing technical defects.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a motorcycle frame welding fixture comprises a base, on which a group of first support frames, second support frames, first auxiliary frames, second auxiliary frames, a group of first support rollers, and a group of second telescopic parts are arranged, a group of the first support frames are fixed to one side of the upper surface of the base, the second support frames are fixed to the other side of the upper surface of the base relative to the first support frames, the second auxiliary frames are slidably connected to the base, a group of the first support rollers are connected between the first auxiliary frames and the second auxiliary frames, and are suitable for penetrating the lower side of the middle part of the frame, a group of the second telescopic parts are respectively fixed to the middle parts of the opposite sides of the first auxiliary frames and the second auxiliary frames, and a group of the second telescopic parts are fixedly connected with a stop block toward the output end of the frame, so as to effectively clamp and fix the front, rear and middle parts of the motorcycle frame.

[0007] The utility model further illustrates that a first telescopic portion is connected to one side of the second auxiliary bracket, and an output end of the first telescopic portion is fixedly connected to the second auxiliary bracket to ensure the erection process of the frame.

[0008] The utility model further describes that a first slide groove is provided on the side of the second auxiliary bracket facing the first support roller, and the size of the first slide groove is suitable for the end of the first support roller away from the first auxiliary bracket to slide into, thereby ensuring the connection of the second auxiliary bracket to the first support roller.

[0009] The utility model further illustrates that the tops of the first support frame and the second support frame are both connected with contact blocks, and the contact blocks provide contact support to the vehicle frame.

[0010] Compared with the prior art, the beneficial effects achieved by the utility model are: the utility model,

[0011] The arrangement of the first auxiliary bracket, the second auxiliary bracket and the first support roller is adapted to the frame structure. When welding the motorcycle frame, the frame is firstly aligned in the direction of the first support roller and the third support roller for erection. During the erection process, the second auxiliary bracket is in the initial state, the first telescopic part is started and drives the second auxiliary bracket to move to a contact state connected to the first support roller, and then the output end of the second telescopic part drives the stop block to extend and apply a clamping force to the frame, thereby completing the clamping and fixation of the frame, and effectively improving the stability of the frame during welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

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

[0014] Figure 2 This utility model Figure 1 A right view structural diagram of ;

[0015] Figure 3 This utility model Figure 1 A rear view schematic diagram of the overall structure;

[0016] Figure 4 This utility model Figure 1 Schematic diagram of the left view structure;

[0017] Figure 5 This utility model Figure 1 A schematic diagram of the enlarged structure of region A;

[0018] Figure 6 It is a schematic diagram of the installation structure of the second cylindrical part of the utility model;

[0019] Figure 7 This utility model Figure 3 Schematic diagram of the enlarged structure of region B;

[0020] In the figure: 1. base; 2. first auxiliary bracket; 3. first support roller; 4. first support frame; 5. contact block; 6. second support frame; 7. second auxiliary bracket; 8. first telescopic part; 9. second telescopic part; 10. stop block; 11. first connecting plate; 12. second connecting plate; 13. second support roller; 14. slider; 15. third telescopic part; 16. threaded part; 17. first connecting rod; 18. first support block; 19. third support roller; 20. first cylindrical part; 21. washer; 22. second cylindrical part; 23. third connecting plate; 24. second connecting rod; 25. third connecting rod. DETAILED DESCRIPTION

[0021] The following is a further non-limiting detailed description of the technical solution of the utility model in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments 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.

[0022] Please refer to Figure 1 The utility model provides a technical solution: a motorcycle frame welding fixture, including a base 1 with a roller on the bottom, a group of first support frames 4 are fixed on the right side of the upper surface of the base 1, and the number of the first support frames 4 is consistent with the number of support rods of the rear seat of the frame, and a second support frame 6 is fixedly connected to the left side of the upper surface of the base 1. The tops of the first support frames 4 and the second support frames 6 are both connected to contact blocks 5, which contact and support the frame, and the contact blocks 5 are made of materials with high friction such as rubber.

[0023] refer to Figure 2 - Figure 3 A first auxiliary bracket 2 is fixedly connected to the front side of the base 1, and a group of first support rollers 3 are penetrated and fixedly connected to the first auxiliary bracket 2, and the first support rollers 3 are penetrated and connected to the lower side of the frame;

[0024] The rear side of the base 1 is slidably connected with a second auxiliary bracket 7, and a first slide groove is provided on the side of the second auxiliary bracket 7 facing the first supporting roller 3. The size of the first slide groove is suitable for the end of the first supporting roller 3 away from the first auxiliary bracket 2 to slide into. A first telescopic part 8 is connected to one side of the second auxiliary bracket 7. Specifically, the output end of the first telescopic part 8 is fixedly connected to the second auxiliary bracket 7. Figure 1 or Figure 3, is the contact state of the second auxiliary bracket 7 connected with the first supporting roller 3 after sliding. It is supplemented that the initial state of the second auxiliary bracket 7 is that the output end of the first telescopic part 8 with the second auxiliary bracket 7 is in a retracted state, and in the initial state, the second auxiliary bracket 7 does not affect the mounting of the frame;

[0025] Furthermore, the first auxiliary bracket 2 and the second auxiliary bracket 7 are both fixedly connected with a second telescopic portion 9 on the opposite sides thereof, and the output end of the second telescopic portion 9 is fixedly connected with a stop block 10, and the stop block 10 is used to further fix the frame;

[0026] The arrangement of the first auxiliary bracket 2, the second auxiliary bracket 7 and the first supporting roller 3 realizes the support and fixation of the middle part of the frame.

[0027] refer to Figure 5 The second support frame 6 is fixedly connected to the first connecting plate 11 and the second connecting plate 12 on one side facing the first auxiliary support frame 2. The second support frame 6 is located above the second connecting plate 12 and penetrates and rotatably connects to the second supporting roller 13. The second supporting roller 13 is provided with a threaded portion 16 on the side away from the second support frame 6. A slider 14 is rotatably connected to the threaded portion 16. The slider 14 is slidably connected to the inner wall of the second connecting plate 12. It should be noted that the end of the threaded portion 16 away from the second support frame 6 can be set as a manual turning rod, and can also be set as follows Figure 5 The third telescopic portion 15 shown is fixedly connected to the second connecting plate 12, and the output end of the third telescopic portion 15 is fixedly connected to one end of the second supporting roller 13 where the threaded portion 16 is located;

[0028] Furthermore, a first connecting rod 17 is fixedly connected to the first connecting plate 11 through a bolt structure, and the first connecting rod 17 is L-shaped. The other end of the first connecting rod 17 is fixedly connected to a first supporting block 18, and a third supporting roller 19 is passed through and fixedly connected to the middle of the first supporting block 18. A first cylindrical portion 20 is sleeved and slidably connected to a surface of the third supporting roller 19 on one side close to the slider 14, and a cylindrical rod is fixed between the first cylindrical portion 20 and the slider 14. When the slider 14 slides, the slider 14 drives the first cylindrical portion 20 to move in the same direction through the cylindrical rod.

[0029] refer to Figure 6A second cylindrical portion 22 is sleeved and connected to the side of the third support roller 19 facing the second auxiliary bracket 7, and a third connecting plate 23 is fixedly connected to the side of the second support frame 6 facing the second auxiliary bracket 7. A third connecting rod 25 is connected between the second cylindrical portion 22 and the second support roller 13. One end of the third connecting rod 25 is fixed to the second cylindrical portion 22, and the other end of the third connecting rod 25 is annular and slidably connected to the second support roller 13. A second connecting rod 24 is fixedly connected to the middle part of the third connecting rod 25, and the second connecting rod 24 is L-shaped. The other end of the second connecting rod 24 is fixedly connected to the third connecting plate 23 by bolts. The frame is further locked and clamped by the first cylindrical portion 20 and the second cylindrical portion 22, so that the stability of the frame during welding is further improved.

[0030] Further, refer to Figure 5 A washer 21 is fixed at the connection point where the third support roller 19 passes through the frame, and the washer 21 is made of soft material.

[0031] In this embodiment, when welding the motorcycle frame, first align the corresponding parts of the frame with the first support roller 3 and the third support roller 19, penetrate the frame to connect the first support roller 3 and the third support roller 19, and the upper sides of the frame are respectively mounted on the contact blocks 5 at the top of the first support frame 4 and the second support frame 6, so as to realize the mounting and installation of the frame on the fixture;

[0032] In the process of erection, the second auxiliary bracket 7 is in the initial state, and the second cylindrical portion 22, the second connecting rod 24, and the third connecting rod 25 are not installed. Figure 6 The first cylindrical portion 20 is not yet connected to the corresponding position of the frame;

[0033] Then, the first telescopic part 8 starts and drives the second auxiliary bracket 7 to move to a contact state connected with the first supporting roller 3, and then the output end of the second telescopic part 9 drives the stop block 10 to extend and apply a clamping force to the frame, thereby completing the preliminary fixation of the frame;

[0034] Manual drive or output end drive of the third telescopic part 15 causes the slider 14 to drive the first cylindrical part 20 to be clamped into the frame along the third support roller 19, and finally, the second cylindrical part 22 is clamped into the other side of the frame, and the second connecting rod 24 and the third connecting rod 25 are moved synchronously, so that one end of the second connecting rod 24 moves to the third connecting plate 23, and the bolt fixation is completed, thereby further realizing the clamping and fixation of the bracket and improving the stability during welding.

[0035] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0036] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A motorcycle frame welding fixture, comprising a base (1), characterized in that: The base (1) is provided with: A set of first support frames (4) suitable for supporting the rear side of the frame, wherein the set of first support frames (4) is fixed to one side of the upper surface of the base (1); A second support frame (6) is suitable for supporting the front side of the frame, and the second support frame (6) is fixed to the other side of the upper surface of the base (1) relative to the first support frame (4); A first auxiliary bracket (2) and a second auxiliary bracket (7) are suitable for supporting two opposite sides of the middle of the frame, and the second auxiliary bracket (7) is slidably connected to the base (1); A group of first support rollers (3), the group of first support rollers (3) being connected between the first auxiliary bracket (2) and the second auxiliary bracket (7), and being suitable for penetrating the lower side of the middle part of the frame; A group of second telescopic parts (9), each of which is fixed to the middle of one side opposite to the first auxiliary bracket (2) and the second auxiliary bracket (7), and a group of second telescopic parts (9) is fixedly connected to a stop block (10) at the output end of the frame.

2. The motorcycle frame welding fixture according to claim 1, characterized in that: One side of the second auxiliary bracket (7) is connected to a first telescopic portion (8), and an output end of the first telescopic portion (8) is fixedly connected to the second auxiliary bracket (7).

3. The motorcycle frame welding fixture according to claim 1, characterized in that: The second auxiliary bracket (7) is provided with a first sliding groove on a side facing the first supporting roller (3), and the size of the first sliding groove is suitable for the end of the first supporting roller (3) away from the first auxiliary bracket (2) to slide into.

4. The motorcycle frame welding fixture according to claim 1, characterized in that: The tops of the first support frame (4) and the second support frame (6) are both connected to contact blocks (5), and the contact blocks (5) provide contact support for the vehicle frame.

5. The motorcycle frame welding fixture according to claim 1, characterized in that: The second support frame (6) is provided with: A first connecting plate (11), the first connecting plate (11) being fixedly connected to a side of the second supporting frame (6) facing the first auxiliary support frame (2) A second connecting plate (12), the second connecting plate (12) being arranged below the first connecting plate (11) and being fixed to the second supporting frame (6); A second support roller (13), the second support roller (13) passes through and is rotatably connected to the second support frame (6), a threaded portion (16) is provided on a surface of the second support roller (13) away from the second support frame (6), a slider (14) is rotatably connected to the threaded portion (16), and the slider (14) is slidably connected to the inner wall of the second connecting plate (12).

6. The motorcycle frame welding fixture according to claim 5, characterized in that: A third telescopic portion (15) is provided at one end of the threaded portion (16) away from the second support frame (6).

7. The motorcycle frame welding fixture according to claim 5, characterized in that: The first connecting plate (11) is connected to a first connecting rod (17), the other end of the first connecting rod (17) is fixedly connected to a first supporting block (18), and a third supporting roller (19) penetrates and is fixedly connected to the middle of the first supporting block (18); A first cylindrical portion (20) is sleeved on a surface of one side of the third supporting roller (19) close to the slider (14), and the first cylindrical portion (20) is connected to the slider (14).

8. The motorcycle frame welding fixture according to claim 7, characterized in that: The third supporting roller (19) is sleeved and connected with a second cylindrical portion (22) on one side facing the second auxiliary bracket (7); the second supporting frame (6) is connected with a third connecting plate (23) on one side facing the second auxiliary bracket (7); a third connecting rod (25) is connected between the second cylindrical portion (22) and the second supporting roller (13); and the third connecting rod (25) is slidably connected with the second supporting roller (13); The middle portion of the third connecting rod (25) is fixedly connected to the second connecting rod (24).

9. The motorcycle frame welding fixture according to claim 7, characterized in that: A washer (21) is fixed at the connection point where the third supporting roller (19) passes through the frame.

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