Special fixture with long service life

Abstract

The utility model discloses a long-service-life special clamp, and belongs to the technical field of machining, the long-service-life special clamp comprises a supporting plate, a plurality of positioning clamping mechanisms for clamping a frame are installed on the supporting plate, a supporting rod extending in the length direction is installed in the middle of the supporting plate, and the supporting rod is connected with the supporting plate. A supporting plate is installed on the supporting rod, the supporting plate can slide back and forth along the supporting rod, the supporting plate is used for bearing and supporting a frame, the positioning and clamping mechanisms are distributed on the two sides of the supporting rod, and the supporting plate can drive the frame to slide to the positioning and clamping mechanisms along the supporting rod for positioning and clamping. The vehicle frame is installed on the supporting plate and can directly slide to the positioning and clamping mechanism along the supporting rod to be positioned and clamped, the vehicle frame can be rapidly installed to the clamping position in a labor-saving mode, the supporting plate has the supporting effect on the vehicle frame, the vehicle frame is not prone to installation displacement, and the vehicle frame clamping efficiency and the machining efficiency are improved.

Description

Technical Field

[0001] The present application relates to the technical field of mechanical processing, and in particular to a special clamp with a long service life. Background Art

[0002] A fixture mainly refers to a device used to fix the object to be processed in the process of mechanical manufacturing so that it occupies the correct position for construction or inspection. As the basic body of the car, the frame connects the body with the suspension system and the driving system, and carries and fixes the engine, gearbox and other automotive parts. It needs to have sufficient strength and rigidity to withstand the load of the car and the impact from the wheels. During the welding process of the frame assembly, the relative position of the frame assembly needs to be maintained to ensure the high precision of the frame processing. At present, the frame is mostly clamped by a special frame fixture to improve the processing efficiency. For example, the utility model patent with publication number: CN202199989U discloses a welding fixture for an automobile subframe assembly, including a fixture base plate and a fixture assembly consisting of a first positioning fixture, a second positioning fixture, a trailer fixture I, a trailer fixture II, a trailer fixture III, a trailer fixture IV, a trailer fixture V, a suspension frame fixture I, and a suspension frame fixture II. According to the different parts of the welding product, several corresponding groups of fixtures in the fixture assembly are selected and assembled on the fixture base plate to achieve the clamping and positioning of the welding product; however, this type of fixture has the problem that the frame is difficult to install to the clamping position quickly and labor-savingly, the frame is difficult to install, and the frame installation is easy to offset, which affects the frame processing efficiency. Utility Model Content

[0003] The technical problem to be solved by the present application is to provide a special clamp with a long service life, and further the structure of the frame clamp, so that the frame can be quickly installed to the clamping position, and the clamping efficiency is high.

[0004] The technical solution adopted in the present application is: a long-life special clamp, including a support plate, a positioning clamping mechanism for clamping a frame is installed on the support plate, and a plurality of positioning clamping mechanisms are provided. A support rod extending along the length direction is installed in the middle of the support plate, and a support plate is installed on the support rod. The support plate can slide back and forth along the support rod, and the support plate is used to bear and support the frame. The positioning clamping mechanism is distributed on both sides of the support rod, and the support plate can drive the frame to slide along the support rod to the positioning clamping mechanism for positioning and clamping.

[0005] Compared with the prior art, the advantage of the present application is that multiple positioning and clamping mechanisms are installed on the support plate, and the multiple positioning and clamping mechanisms can clamp the frame in multiple directions, so that the clamping and fixing effect of the frame is better. On the other hand, a pallet is added in the present application, and the pallet is used to support the frame, and a support rod is arranged on the support arm. The pallet is slidably installed on the support rod, and the pallet can slide back and forth along the support rod under force. The frame installed on the pallet can directly slide along the support rod to the positioning and clamping mechanism for positioning and clamping. The frame can be quickly and labor-savingly installed to the clamping position, and the pallet has a supporting effect on the frame, which makes it difficult for the frame to be installed and displaced, thereby improving the clamping efficiency and processing efficiency of the frame. The matching structure of the pallet and the support rod is simple, efficient, and labor-saving to use.

[0006] In some embodiments of the present application, the positioning clamping mechanism includes a positioning clamping arm and a movable clamping member, and the movable clamping member moves upward to cooperate with the positioning clamping arm to clamp the frame. In the present application, a positioning clamping mechanism is provided to clamp the frame by the positioning clamping arm and the movable clamping member, and the movable clamping member is provided to cooperate with the positioning clamping arm to clamp the frame by moving upward, and the frame slides between the positioning clamping arm and the movable clamping member through a support plate, and the positioning clamping arm serves as a positioning reference for the frame, so that the clamping and positioning of the frame are more stable and reliable, and the clamping efficiency and processing efficiency of the frame are further improved.

[0007] In some embodiments of the present application, a reference block is installed on the positioning clamping arm, and the movable clamping member is located directly below the reference block. In the present application, by installing the reference block on the positioning clamping arm, setting the reference block to be installed directly above the movable clamping member, the movable clamping member cooperates with the reference block to clamp the frame, so that the frame clamping positioning is more stable and reliable, and the frame clamping efficiency and processing efficiency are further improved.

[0008] In some embodiments of the present application, a plurality of pressing arms are installed on the support plate, and the pressing arms limit the frame by pressing down. In the present application, by installing the pressing arms on the support plate, the frame is further fixed by the pressing arms, thereby improving the efficiency of the frame clamping.

[0009] In some embodiments of the present application, a support column is installed on the support plate, and a plurality of support columns are provided. In the present application, by installing a plurality of support columns on the support plate, and the support columns are arranged at processing positions, the support columns support the frame processing, provide high-reliability support for the frame, and improve processing efficiency.

[0010] In some embodiments of the present application, the support column is arranged on the support plate near the side of the pressure arm, and the support column cooperates with the pressure arm to clamp the frame. In the present application, the pressure arm and the support column are both arranged at the processing position, and the pressure arm cooperates with the support column to further clamp the limited frame, so that the frame clamping and positioning is more stable and reliable, and the frame clamping efficiency and processing efficiency are further improved.

[0011] In some embodiments of the present application, there are three support columns, which are distributed in a triangle, and the force application point of the pressure arm is located directly above the triangle. In the present application, three support columns are arranged in a triangle, and the triangular structure has better stability, so that the frame can be better supported for processing. The force application point of the pressure arm is arranged directly above the triangle, so that the clamping cooperation stability between the pressure arm and the support column is higher.

[0012] In some embodiments of the present application, four positioning and clamping mechanisms are provided, and the four positioning and clamping mechanisms are distributed in a rectangular shape. In the present application, four positioning and clamping mechanisms are provided in a rectangular shape, so that the positioning and clamping effect of the frame is better.

[0013] In some embodiments of the present application, both ends of the support plate are provided with support members, and the support members are slidably matched with the support plate. In the present application, by providing support members that are slidably matched with the support plate at both ends of the support plate, the support members further support the sliding of the support plate, so that the support plate bearing frame is more stable and reliable.

[0014] In some embodiments of the present application, the support plate is provided with a slide rail adapted to the support member, two slide rails are symmetrically provided, and the support member is slidably mounted on the slide rail. In the present application, a slide rail capable of slidably connecting the support member is provided on the support plate, so that the support member has a higher sliding efficiency and the pallet moving frame is more labor-saving and efficient.

[0015] The above-mentioned implementation modes can be combined arbitrarily based on the common knowledge in the art. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present application will be further described in detail below in conjunction with the accompanying drawings and preferred embodiments, but those skilled in the art will appreciate that these drawings are drawn only for the purpose of explaining the preferred embodiments and therefore should not be used as a limitation on the scope of the present application. In addition, unless otherwise specified, the drawings are only schematically representing the composition or structure of the described objects and may contain exaggerated displays, and the drawings are not necessarily drawn to scale.

[0017] Figure 1 This is a schematic diagram of the structure of this application;

[0018] Figure 2 A top view of the present application;

[0019] Figure 3 This is a side view of the present application.

[0020] Among them, the specific descriptions of the accompanying drawings are as follows: 1. support plate; 2. positioning clamping mechanism; 21. positioning clamping arm; 22. movable clamping member; 23. reference block; 3. support rod; 4. support plate; 5. pressure arm; 6. support column; 7. support member; 8. slide rail. DETAILED DESCRIPTION

[0021] The present application is described in detail below in conjunction with the accompanying drawings.

[0022] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0023] A special clamp with a long service life, the embodiment of the invention is as follows Figures 1 to 3 As shown: it includes a support plate 1, a positioning clamping mechanism 2 for clamping a frame is installed on the support plate 1, and a plurality of positioning clamping mechanisms 2 are provided. A support rod 3 extending in the length direction is installed in the middle of the support plate 1, and a support plate 4 is installed on the support rod 3. The support plate 4 can slide back and forth along the support rod 3, and the support plate 4 is used to carry and support the frame. The positioning clamping mechanism 2 is distributed on both sides of the support rod 3, and the support plate 4 can drive the frame to slide along the support rod 3 to the positioning clamping mechanism 2 for positioning and clamping. A plurality of positioning clamping mechanisms 2 are installed on the support plate 1, and the plurality of positioning clamping mechanisms 2 can clamp the frame in multiple directions, so that the clamping of the frame The fixing effect is better. On the other hand, a support plate 4 is added in the present application, and the support frame is supported by the support plate 4, and a support rod 3 is arranged on the support arm. The support plate 4 is slidably installed on the support rod 3, and the support plate 4 can slide back and forth along the support rod 3 under force. The frame installed on the support plate 4 can directly slide along the support rod 3 to the positioning clamping mechanism 2 for positioning and clamping. The frame can be quickly and labor-savingly installed to the clamping position, and the support plate 4 has a supporting effect on the frame, which makes the frame not easy to be displaced during installation, thereby improving the clamping efficiency and processing efficiency of the frame. The supporting plate 4 and the support rod 3 have a simple and efficient structure and are labor-saving to use.

[0024] Embodiment 2, as Figures 1 to 3 As shown, the positioning clamping mechanism 2 includes a positioning clamping arm 21 and a movable clamping member 22. The movable clamping member 22 moves upward to cooperate with the positioning clamping arm 21 to clamp the frame. The positioning clamping mechanism 2 is provided to clamp the frame by the positioning clamping arm 21 and the movable clamping member 22. The movable clamping member 22 moves upward to cooperate with the positioning clamping arm 21 to clamp the frame. The frame slides between the positioning clamping arm 21 and the movable clamping member 22 through the support plate 4. The positioning clamping arm 21 serves as a frame positioning reference, which makes the frame clamping and positioning more stable and reliable, and further improves the frame clamping efficiency and processing efficiency.

[0025] More specifically, a reference block 23 is installed on the positioning clamping arm 21, and the movable clamping member 22 is located directly below the reference block 23. By installing the reference block 23 on the positioning clamping arm 21 and setting the reference block 23 to be installed directly above the movable clamping member 22, the movable clamping member 22 cooperates with the reference block 23 to clamp the frame, making the frame clamping and positioning more stable and reliable, further improving the frame clamping efficiency and processing efficiency.

[0026] More specifically, a plurality of pressing arms 5 are installed on the support plate 1. The pressing arms 5 limit the frame by pressing downward. By installing the pressing arms 5 on the support plate 1, the frame is further fixed by the pressing arms 5, thereby improving the efficiency of the frame clamping.

[0027] More specifically, a support column 6 is installed on the support plate 1, and a plurality of support columns 6 are provided. By installing a plurality of support columns 6 on the support plate 1 and arranging the support columns 6 at processing positions, the support columns 6 support the frame processing, provide high-reliability support for the frame, and improve processing efficiency.

[0028] More specifically, the support column 6 is arranged on the support plate 1 close to the side of the pressure arm 5, and the support column 6 cooperates with the pressure arm 5 to clamp the frame. The pressure arm 5 and the support column 6 are both arranged at the processing position, and the pressure arm 5 cooperates with the support column 6 to further clamp and limit the frame, so that the frame clamping positioning is more stable and reliable, further improving the frame clamping efficiency and processing efficiency.

[0029] More specifically, three support columns 6 are arranged in a triangular distribution. The force application point of the pressure arm 5 is located directly above the triangle. The three support columns 6 are arranged in a triangular distribution. The triangular structure has better stability, so that the frame can be better supported for processing. The force application point of the pressure arm 5 is arranged directly above the triangle, so that the clamping cooperation stability between the pressure arm 5 and the support columns 6 is higher.

[0030] More specifically, four positioning and clamping mechanisms 2 are provided, and the four positioning and clamping mechanisms 2 are distributed in a rectangular shape. The four positioning and clamping mechanisms 2 are distributed in a rectangular shape, so that the frame positioning and clamping effect is better.

[0031] The rest of the content of the second embodiment is the same as that of the first embodiment.

[0032] Embodiment three, as Figures 1 to 3 As shown, support members 7 are provided at both ends of the pallet 4, and the support members 7 are slidably matched with the support plate 1. By providing support members 7 that are slidably matched with the support plate 1 at both ends of the pallet 4, the support members 7 further support the sliding of the pallet 4, so that the pallet 4 supports the frame more stably and reliably.

[0033] More specifically, the support plate 1 is provided with a slide rail 8 adapted to the support member 7, and two slide rails 8 are symmetrically arranged. The support member 7 is slidably installed on the slide rail 8. The slide rail 8 that can be slidably connected to the support member 7 is arranged on the support plate 1, so that the sliding efficiency of the support member 7 is higher, and the moving frame of the pallet 4 is more labor-saving and efficient.

[0034] The other contents of the third embodiment are the same as those of the first embodiment or the second embodiment.

[0035] The present application is described in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the present application and its core ideas. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the present application, several improvements and modifications can be made to the present application, and these improvements and modifications also fall within the scope of protection of the claims of the present application.

Claims

1. A long-life special fixture, characterized in that: The invention comprises a support plate (1), on which a positioning clamping mechanism (2) for clamping a vehicle frame is installed, and a plurality of the positioning clamping mechanisms (2) are provided. A support rod (3) extending in the length direction is installed in the middle of the support plate (1), and a support plate (4) is installed on the support rod (3). The support plate (4) can slide back and forth along the support rod (3), and the support plate (4) is used to support the vehicle frame. The positioning clamping mechanisms (2) are distributed on both sides of the support rod (3), and the support plate (4) can drive the vehicle frame to slide along the support rod (3) to the positioning clamping mechanism (2) for positioning and clamping.

2. A long-life special fixture according to claim 1, characterized in that: The positioning clamping mechanism (2) comprises a positioning clamping arm (21) and a movable clamping member (22); the movable clamping member (22) moves upward to cooperate with the positioning clamping arm (21) to clamp the vehicle frame.

3. A long-life special fixture according to claim 2, characterized in that: A reference block (23) is mounted on the positioning clamping arm (21), and the movable clamping member (22) is located directly below the reference block (23).

4. A long-life special fixture according to claim 1, characterized in that: A plurality of pressing arms (5) are mounted on the support plate (1), and the pressing arms (5) are used to press down the limiting frame.

5. A long-life special fixture according to claim 4, characterized in that: A support column (6) is mounted on the support plate (1), and a plurality of the support columns (6) are provided.

6. A long-life special fixture according to claim 5, characterized in that: The support column (6) is arranged on the support plate (1) on a side close to the pressure arm (5), and the support column (6) cooperates with the pressure arm (5) to clamp the vehicle frame.

7. A long-life special fixture according to claim 6, characterized in that: Three support columns (6) are provided, and the three support columns (6) are distributed in a triangle, and the force application point of the pressure arm (5) is located directly above the triangle.

8. A long-life special fixture according to claim 1, characterized in that: Four positioning and clamping mechanisms (2) are provided, and the four positioning and clamping mechanisms (2) are distributed in a rectangular shape.

9. A long-life special fixture according to claim 1, characterized in that: Support members (7) are provided at both ends of the support plate (4), and the support members (7) are slidably matched with the support plate (1).

10. A long-life special fixture according to claim 9, characterized in that: The support plate (1) is provided with a slide rail (8) adapted to the support member (7), two slide rails (8) are symmetrically provided, and the support member (7) is slidably mounted on the slide rail (8).

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