CN211915060U - Fixing device for correcting ball head - Google Patents

Abstract

The utility model discloses a fixing device for ball head correction. Support columns are fixedly connected to the four corners of the top of the bottom plate corresponding to the outer positions of the support plate, and the top of the sliding rod is fixedly connected with a connecting block. The connecting block A connecting hole is opened on one side, a rotating shaft is rotatably connected in the connecting hole, a pressure plate is fixedly connected to the outer middle of the rotating shaft, one end of the rotating shaft is fixedly connected with a pressure block, and the other end of the rotating shaft is fixedly connected with a square The outer side of the square rod is slidably connected with a pressure rod, the top of one end of the pressure rod is fixedly connected with a limit block, and one end of the pressure rod is fixedly connected with a grip, the utility model drives the rotating shaft through the cooperation of the pressure rod and the grip It rotates with the pressure plate, so that the bottom of the pressure plate presses the ball head shaft tightly. Through the cooperation of the pressure block and the limit block, the pressure rod is limited to prevent the pressure rod from rebounding, which optimizes the loading and disassembling process of the ball head shaft and shortens the loading and disassembling process. time and improve work efficiency.

Description

A fixation device for ball head correction

technical field

The utility model relates to the technical field of ball head correction, in particular to a fixing device for ball head correction.

Background technique

Suspension system refers to the entire support system composed of springs and shock absorbers between the body and the tires. The function of the suspension system is to support the body and improve the riding feeling. Different suspension settings will make drivers have different driving feelings. Among them The car ball head is an important part of the car suspension system, which is directly related to the steering performance and the handling stability of the whole vehicle. After the ball head shaft in the ball head is bent, it needs to be fixed by the fixing device for correction;

However, the current fixation device for ball head correction on the market uses bolts and nuts for clamping, and the installation and removal process of the ball head shaft is very complicated, so that the disassembly and assembly process of the ball head shaft correction process on the fixation device takes a lot of time. Reduced work efficiency.

Utility model content

The utility model provides a fixing device for ball head correction, which can effectively solve the problem that the fixing device for ball head correction proposed in the above-mentioned background technology uses bolts and nuts to cooperate for clamping, and the installation and removal process of the ball head shaft is very cumbersome and makes the In the process of correcting the ball head shaft on the fixing device, the disassembly process takes a lot of time, which reduces the problem of work efficiency.

In order to achieve the above purpose, the utility model provides the following technical solutions: a fixing device for ball head correction, comprising a bottom plate, the four corners of the top of the bottom plate are fixedly connected to a support plate, and an adjustment shaft is slidably connected in the middle of the support plate, The outer surface of the adjustment shaft is sleeved with a limit ring at the inner position of the support plate, one end of the adjustment shaft is fixedly connected with a support block, the middle of the bottom end of the support block is fixedly connected with a dovetail strip, and the four corners of the top of the bottom plate are correspondingly supported A support column is fixedly connected to the outer position of the plate, a sliding groove is opened in the middle of the top end of the support column, a sliding rod is slidably connected in the sliding groove, and a connecting block is fixedly connected to the top of the sliding rod, and one side of the connecting block is A connecting hole is provided, a rotating shaft is rotatably connected in the connecting hole, a pressing plate is fixedly connected to the middle part of the outer side of the rotating shaft, and an arc-shaped notch is opened in the middle part of one side of the pressing plate;

One end of the rotating shaft is fixedly connected with a pressure block, the other end of the rotating shaft is fixedly connected with a square rod, one end of the square rod is fixedly connected with a limit nut, a pressure rod is slidably connected to the outside of the square rod, and one end of the pressure rod is fixedly connected The top is fixedly connected with a limiting block, and one end of the pressing rod is fixedly connected with a handle.

Preferably, the bottom end of the sliding rod is fixedly connected to a limiting plate, a buffer spring is spirally coiled on the outside of the sliding rod, and the bottom end of the buffer spring is fixedly connected to the limiting plate.

Preferably, a rubber strip is fixedly connected at a position corresponding to the edge of the arc-shaped notch at the bottom end of the pressing plate.

Preferably, a dovetail groove is formed at a position at the top of the bottom plate corresponding to the bottom of the dovetail strip, and the dovetail strip and the dovetail groove cooperate with each other.

Preferably, the other end of the pressing rod is provided with a rectangular notch at the position corresponding to the square rod, and the top and bottom ends of the square rod are respectively fitted with the inner wall of the rectangular notch.

Preferably, a connecting plate is welded to the middle of the four side surfaces of the bottom plate, and a top end of the connecting plate is provided with a mounting hole.

Compared with the prior art, the beneficial effects of the present utility model: the utility model has a scientific and reasonable structure, and is safe and convenient to use:

1. A rotating shaft, a pressure plate, a pressure block, a pressure rod, a limit block and a handle are set up, and the rotation shaft and the pressure plate are driven to rotate through the cooperation of the pressure rod and the handle, so that the bottom of the pressure plate is pressed against the ball head shaft, and the pressure block and the limit The cooperation of the block can limit the pressure rod to avoid the rebound of the pressure rod, optimize the loading and dismounting process of the ball head shaft, shorten the loading and dismounting time, and improve the work efficiency.

2. An adjustment shaft, a limit ring, a dovetail strip and a dovetail groove are set, and the support block is guided through the dovetail strip and the dovetail groove. By adjusting the position of the limit ring on the adjustment shaft, the distance between the support blocks can be changed. When the ball head shafts of different sizes are fixed on the fixing device, the same height can be maintained, which improves the versatility of the fixing device.

3. A sliding groove, a limit plate, a buffer spring and a rubber strip are provided. Through the cooperation of the sliding groove, the limit plate and the buffer spring, when the reaction force received by the pressure plate exceeds the elastic coefficient of the buffer spring, the pressure plate drives the sliding rod, the connecting block and the buffer spring. The rotating shaft moves up to compress the buffer spring, and the edge of the arc notch is not in direct contact with the ball shaft through the rubber strip, which avoids the deformation of the ball shaft due to stress concentration, and optimizes the use process of the fixing device.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention.

In the attached image:

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is the structural representation of the installation of the support block of the present utility model;

Fig. 3 is the structural representation of the support block of the present utility model;

Fig. 4 is the structural representation of the sliding rod of the present utility model;

Labels in the figure: 1. Bottom plate; 2. Supporting plate; 3. Adjusting shaft; 4. Limiting ring; 5. Supporting block; 6. Dovetail strip; 7. Dovetail groove; 8. Supporting column; 9. Sliding groove; 10 , sliding rod; 11, connecting block; 12, connecting hole; 13, rotating shaft; 14, pressing plate; 15, arc notch; 16, pressing block; 17, square rod; 18, limit nut; 19, pressing rod ; 20, limit block; 21, handle; 22, limit plate; 23, buffer spring; 24, rubber strip.

Detailed ways

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model, but not to limit the present utility model.

Example: As shown in Figures 1-4, the present utility model provides a technical solution, a fixing device for ball head correction, comprising a bottom plate 1, and a connecting plate is welded to the middle of the four sides of the bottom plate 1, and the top of the connecting plate is welded. There are installation holes, the top four corners of the bottom plate 1 are fixedly connected to the support plate 2, the middle of the support plate 2 is slidably connected with the adjustment shaft 3, and the outer surface of the adjustment shaft 3 corresponds to the inner position of the support plate 2. A limit ring 4 is sleeved, and the adjustment shaft 3 One end is fixedly connected with a support block 5, the middle of the bottom end of the support block 5 is fixedly connected with a dovetail strip 6, and a dovetail groove 7 is opened at the bottom position of the bottom plate 1 corresponding to the dovetail strip 6, and the dovetail strip 6 and the dovetail groove 7 cooperate with each other, and pass through the dovetail strip. 6 and the dovetail groove 7 guide the support block 5. By adjusting the position of the limit ring 4 on the adjustment shaft 3, the distance between the support blocks 5 can be changed, so that the ball shafts of different sizes can be fixed on the fixing device. Maintain the same height, improve the versatility of the fixture;

The top four corners of the bottom plate 1 correspond to the outer positions of the support plate 2 are fixedly connected with a support column 8, a sliding groove 9 is opened in the middle of the top of the support column 8, a sliding rod 10 is slidably connected in the sliding groove 9, and the top of the sliding rod 10 is fixedly connected with a connection Block 11, one side of the connecting block 11 is provided with a connecting hole 12, a rotating shaft 13 is rotatably connected in the connecting hole 12, a pressure plate 14 is fixedly connected to the outer middle of the rotating shaft 13, and the bottom end of the pressure plate 14 corresponds to the edge of the arc-shaped slot 15. A rubber strip 24 is fixedly connected, and an arc-shaped slot 15 is opened in the middle of one side of the pressing plate 14;

One end of the rotating shaft 13 is fixedly connected with a pressing block 16 , the other end of the rotating shaft 13 is fixedly connected with a square rod 17 , one end of the square rod 17 is fixedly connected with a limit nut 18 , and the outer side of the square rod 17 is slidably connected with a pressing rod 19 , and the other end of the pressing rod 19 A rectangular notch is provided at the position corresponding to the square rod 17, the top and bottom ends of the square rod 17 are respectively attached to the inner wall of the rectangular notch, the top of one end of the pressing rod 19 is fixedly connected to the limit block 20, and one end of the pressing rod 19 is fixedly connected with a handle 21. Through the cooperation of the pressure rod 19 and the handle 21, the rotating shaft 13 and the pressure plate 14 are driven to rotate, so that the bottom of the pressure plate 14 is pressed against the ball head shaft, and the pressure rod 19 is limited by the cooperation of the pressure block 16 and the limit block 20 To avoid the rebound of the pressure rod 19, the loading and dismounting process of the ball head shaft is optimized, the loading and dismounting time is shortened, and the work efficiency is improved;

The bottom end of the sliding rod 10 is fixedly connected to the limiting plate 22 , the outer side of the sliding rod 10 is spirally coiled with a buffer spring 23 , and the bottom end of the buffer spring 23 is fixedly connected to the limiting plate 22 , through the sliding groove 9 , the limiting plate 22 and the buffer spring 23 . In cooperation, when the reaction force received by the pressure plate 14 exceeds the elastic coefficient of the buffer spring 23, the pressure plate 14 drives the sliding rod 10, the connecting block 11 and the rotating shaft 13 to move up, so that the buffer spring 23 is compressed, and the arc groove is made by the rubber strip 24. The edge of the mouth 15 is not in direct contact with the ball head shaft, which avoids the deformation of the ball head shaft due to stress concentration, and optimizes the use process of the fixing device.

The working principle and use process of the utility model: before the utility model is used, the position of the support block 5 is adjusted according to the size of the ball head shaft to be fixed, and the ball head shaft to be corrected is placed in the center position of the four support blocks 5 , rotate the limit ring 4 to make the limit ring 4 move to the support block 5 along the axis of the adjustment shaft 3, while the limit ring 4 moves, the ball head shaft to be corrected under the action of gravity produces a split on the support block 5. Forcefully push the support block 5, so that the support block 5 moves to the outside of the base plate 1 under the guidance of the dovetail strip 6 and the dovetail groove 7, and the height of the top of the ball head shaft to be corrected gradually decreases. When the height of the ball head shaft to be corrected reaches the appropriate height, Stop rotating the limit ring 4 to complete the adjustment of the fixing device;

Through the handle 21, the pressing rod 19 is pulled to rotate in the circumferential direction of the rotating shaft 13, the pressing rod 19 drives the square rod 17 to rotate, the square rod 17 drives the rotating shaft 13 to rotate, and the rotating shaft 13 drives the pressing plate 14 to rotate. The pressure plate 14 is gradually approached to the shaft of the ball head to be corrected. When the bottom end of the pressure plate 14 contacts the shaft of the ball head to be corrected, the pressure plate 14 is pulled to the outside of the bottom plate 1 by a certain angle and continues to be pressed down. When the pressure rod 19 is moved to the pressure block 16 after the bottom, then pull the pressure plate 14 to the inner side of the bottom plate 1 at a certain angle so that the pressure rod 19 and the pressure block 16 are collinear, and the limit plate 22 is close to the side of the pressure block 16 to complete the fixation of the ball head shaft to be corrected;

When the pressure plate 14 contacts the ball head shaft to be corrected, it will receive a reaction force. When the reaction force exceeds the elastic coefficient of the buffer spring 23, the pressure plate 14 drives the sliding rod 10, the connecting block 11 and the rotating shaft 13 to move up, so that the buffer The spring 23 is compressed, so that the pressing plate 14 can press the ball shaft to be corrected, and the pressure is not too large, which avoids the deformation of the ball shaft due to stress concentration, and optimizes the use process of the fixing device.

Finally, it should be noted that the above is only a preferred example of the present utility model, and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (6)

1. A fixing device for ball head correction, comprising a bottom plate (1), characterized in that: the top four corners of the bottom plate (1) are fixedly connected to a support plate (2), and the middle of the support plate (2) slides An adjustment shaft (3) is connected, the outer surface of the adjustment shaft (3) is sleeved with a limit ring (4) at the inner position of the support plate (2), and a support block (5) is fixedly connected to one end of the adjustment shaft (3). ), a dovetail strip (6) is fixedly connected to the middle of the bottom end of the support block (5), and a support column (8) is fixedly connected to the outer positions of the support plate (2) at the top four corners of the bottom plate (1). A sliding groove (9) is provided in the middle of the top of the support column (8), a sliding rod (10) is slidably connected in the sliding groove (9), and a connecting block (11) is fixedly connected to the top of the sliding rod (10). A connecting hole (12) is opened on one side of the connecting block (11), a rotating shaft (13) is rotatably connected in the connecting hole (12), and a pressing plate (14) is fixedly connected to the outer middle of the rotating shaft (13). , an arc-shaped notch (15) is provided in the middle of one side of the pressing plate (14); A pressing block (16) is fixedly connected to one end of the rotating shaft (13), a square rod (17) is fixedly connected to the other end of the rotating shaft (13), and a limiting nut (18) is fixedly connected to one end of the square rod (17). ), a pressure rod (19) is slidably connected to the outside of the square rod (17), a limit block (20) is fixedly connected to the top of one end of the pressure rod (19), and a handle is fixedly connected to one end of the pressure rod (19). (twenty one). 2. A fixing device for ball head correction according to claim 1, characterized in that the bottom end of the sliding rod (10) is fixedly connected to the limiting plate (22), and the outer side of the sliding rod (10) A buffer spring (23) is coiled around the spiral, and the bottom end of the buffer spring (23) is fixedly connected with the limiting plate (22). 3. A fixing device for ball head correction according to claim 1, characterized in that, a rubber strip ( twenty four). 4. A fixing device for ball head correction according to claim 1, characterized in that, a dovetail groove (7) is provided at the top of the bottom plate (1) corresponding to the bottom position of the dovetail strip (6), and the The dovetail strip (6) cooperates with the dovetail groove (7). 5. A fixing device for ball head correction according to claim 1, characterized in that a rectangular notch is formed at the position corresponding to the other end of the pressure rod (19) and the square rod (17), and the The top and bottom ends of the square rod (17) are respectively fitted with the inner wall of the rectangular slot. 6 . The fixing device for ball head correction according to claim 1 , wherein a connecting plate is welded to the middle of the four side surfaces of the bottom plate ( 1 ), and a mounting hole is opened at the top of the connecting plate. 7 .

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