Automobile hub clamping jaw capable of achieving firm clamping

Abstract

The automobile hub clamping jaw comprises a machine box, the top of the machine box is fixedly connected with an electric push rod, and the telescopic end of the electric push rod extends into an inner cavity of the machine box and is fixedly connected with a movable block. An electric push rod is arranged to drive a moving block to move upwards, the moving block drives a connecting rod to move upwards, the connecting rod drives a fixing block to move oppositely, the fixing block drives a fixing plate to move oppositely, meanwhile, a spring drives a concave plate to move oppositely, the concave plate drives a protective pad to move oppositely, and the edge of a hub is clamped; the concave plate is buffered through the counter-acting force of a spring, damage to the edge of the hub during clamping is avoided, the stability of the concave plate during moving can be improved through a guide rod and a limiting block, the phenomenon of position deviation is avoided, and through the arrangement of the structure, the beneficial effect of being good in stability is achieved; the problem that an existing clamping jaw is poor in stability is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile wheel hub processing, in particular to an automobile wheel hub clamping claw with firm clamping function. Background Art

[0002] The wheel hub is the part of the wheel center where the axle is installed, which is often called the "wheel rim" or "steel rim". The wheel hub is easily stained with dirt. If it is not cleaned for a long time, it may be corroded and deformed, resulting in safety hazards. Therefore, special attention should be paid to the maintenance of the wheel hub. During the production and processing of the wheel hub, it needs to be transported from one production line to another. Therefore, a clamping claw is needed to clamp the wheel hub. For example, the application number is: 201811376304.2, a clamping device for automobile wheel hub, because when clamping the wheel hub, it only clamps with a clamping claw and a clamping arm, and because the number of the clamping claw and the clamping arm of the device is two, and the clamping points are less, it is easy to cause the wheel hub to be offset during clamping. Therefore, there is a defect of poor stability, which cannot meet the user's use needs. Utility Model Content

[0003] In view of the problems existing in the prior art, the purpose of the utility model is to provide a clamping jaw for firmly clamping an automobile wheel hub, which has the advantage of good stability and solves the problem of poor stability of the existing clamping jaws.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a kind of automobile wheel hub clamp with firm clamping, comprising a chassis, the top of the chassis is fixedly connected with an electric push rod, the telescopic end of the electric push rod extends to the inner cavity of the chassis and is fixedly connected with a moving block, the outer surface of the moving block is evenly connected with a connecting rod through a movable shaft, the other end of the connecting rod is movably connected with a fixed block through a movable shaft, the bottom of the fixed block is fixedly connected with a fixing plate, the bottom of the fixing plate extends to the bottom of the chassis, the sides of the fixing plates that are close to each other are fixedly connected with springs, the ends of the springs that are close to each other are fixedly connected with a concave plate, the inner cavity of the concave plate that is close to each other is fixedly connected with a protective pad, the sides of the concave plate that are far away are fixedly connected with a guide rod, the other ends of the guide rods extend to the outside of the fixing plate and are fixedly connected with a limiting block.

[0005] Preferably, movable grooves are evenly provided at the bottom of the inner cavity of the chassis and at positions for use with the fixed blocks, and the outer surface of the fixed blocks is slidably connected to the inner surface of the movable grooves.

[0006] Preferably, the front and back sides of the fixed block are fixedly connected with sliders, the front and back sides of the inner cavity of the movable groove are provided with slide grooves, and the outer surface of the slider is slidably connected with the inner surface of the slide groove.

[0007] Preferably, a through hole is formed on the inner surface of the fixing plate, and the outer surface of the guide rod is slidably connected to the inner surface of the through hole.

[0008] Preferably, a buffer pad is fixedly connected to the top of the inner cavity of the chassis, and the buffer pad is circular in shape.

[0009] Preferably, the outer surface of the guide rod is slidably connected to the inner surface of the spring, and the front side of the chassis is fixedly connected to the chassis door by screws.

[0010] Preferably, the protective pad is made of rubber and has a thickness of one millimeter.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model drives the moving block to move upward by arranging an electric push rod, and the moving block drives the connecting rod to move upward, so that the connecting rod drives the fixed block to move toward each other, and the fixed block drives the fixed plate to move toward each other, and the concave plate is driven to move toward each other by the spring at the same time, so that the concave plate drives the protective pad to move toward each other, clamps the edge of the wheel hub, and buffers the concave plate through the reaction force of the spring to avoid damage to the edge of the wheel hub during clamping. The guide rod and the limit block can improve the stability of the concave plate when moving, and avoid the phenomenon of position deviation. By arranging the above structure, it has the advantage of good stability, solves the problem of poor stability of the existing clamping claws, and can better meet the use needs of users. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 This is a front cross-sectional view of the chassis structure of the utility model;

[0015] Figure 3 For this utility model Figure 2 A magnified view of the structure at center;

[0016] Figure 4 This is a top sectional view of the chassis structure of the utility model;

[0017] Figure 5 This is a three-dimensional diagram of the fixed block structure of the utility model.

[0018] In the figure: 1. chassis; 2. electric push rod; 3. moving block; 4. connecting rod; 5. fixed block; 6. fixed plate; 7. spring; 8. concave plate; 9. protective pad; 10. guide rod; 11. limit block; 12. slider; 13. slide groove; 14. through hole; 15. moving groove; 16. buffer pad. DETAILED DESCRIPTION

[0019] 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.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0022] See also Figure 1-5A firmly clamping automobile wheel hub clamp comprises a chassis 1, an electric push rod 2 is fixedly connected to the top of the chassis 1, the telescopic end of the electric push rod 2 extends to the inner cavity of the chassis 1 and is fixedly connected to a moving block 3, the outer surface of the moving block 3 is evenly connected to a connecting rod 4 through a movable shaft, the other end of the connecting rod 4 is movably connected to a fixed block 5 through a movable shaft, the bottom of the fixed block 5 is fixedly connected to a fixing plate 6, the bottom of the fixing plate 6 extends to the bottom of the chassis 1, the side close to the fixing plate 6 is fixedly connected to a spring 7, the end of the spring 7 is fixedly connected to a concave plate 8, the inner cavity of the concave plate 8 on the side close to the concave plate 8 is fixedly connected to a protective pad 9, the side away from the concave plate 8 is fixedly connected to a guide rod 10, the other end of the guide rod 10 extends to the outside of the fixing plate 6 and is fixedly connected The limit block 11 is connected, and the electric push rod 2 is set to drive the moving block 3 to move upward, and the moving block 3 drives the connecting rod 4 to move upward, so that the connecting rod 4 drives the fixed block 5 to move toward each other, and the fixed block 5 drives the fixed plate 6 to move toward each other, and the concave plate 8 is also driven to move toward each other through the spring 7, so that the concave plate 8 drives the protective pad 9 to move toward each other, and the edge of the wheel hub is clamped, and the concave plate 8 is buffered by the reaction force of the spring 7 to avoid damage to the edge of the wheel hub during clamping. The guide rod 10 and the limit block 11 can improve the stability of the concave plate 8 during movement to avoid position deviation. By setting the above structure, it has the advantage of good stability and solves the problem of poor stability of the existing clamping jaws, so that it can better meet the user's usage needs.

[0023] Specifically, movable grooves 15 are evenly provided at the bottom of the inner cavity of the chassis 1 and at positions for use with the fixed block 5. The outer surface of the fixed block 5 is slidably connected to the inner surface of the movable grooves 15. By providing the movable grooves 15, it is convenient to guide the fixed block 5.

[0024] Specifically, the front and back sides of the fixed block 5 are fixedly connected with sliders 12, the front and back sides of the inner cavity of the movable groove 15 are provided with slide grooves 13, the outer surface of the slider 12 is slidably connected with the inner surface of the slide groove 13, and by setting the slider 12 and the slide groove 13, it is convenient to guide the fixed block 5 and also limit it.

[0025] Specifically, a through hole 14 is formed on the inner surface of the fixing plate 6 , and the outer surface of the guide rod 10 is slidably connected to the inner surface of the through hole 14 . The through hole 14 is provided to facilitate guiding the guide rod 10 .

[0026] Specifically, a buffer pad 16 is fixedly connected to the top of the inner cavity of the chassis 1 . The buffer pad 16 is circular in shape. The buffer pad 16 is provided to facilitate buffering of the moving block 3 .

[0027] Specifically, the outer surface of the guide rod 10 is slidably connected to the inner surface of the spring 7, and the front side of the chassis 1 is fixedly connected to the chassis door by screws.

[0028] Specifically, the material of the protective pad 9 is rubber, and the thickness of the protective pad 9 is one millimeter. By providing the protective pad 9, the outer surface of the wheel hub can be protected to avoid wear during the clamping process.

[0029] Working principle:

[0030] When in use, the wheel hub is first placed at the bottom of the chassis 1. At this time, the electric push rod 2 is started through the external controller, and the electric push rod 2 drives the moving block 3 to move upward, and the moving block 3 drives the connecting rod 4 to move upward, so that the connecting rod 4 drives the fixed block 5 to move toward each other, and the fixed block 5 drives the fixed plate 6 to move toward each other, and at the same time, the concave plate 8 is driven to move toward each other through the spring 7, so that the concave plate 8 drives the protective pad 9 to move toward each other, and the edge of the wheel hub is clamped, and the concave plate 8 is buffered by the reaction force of the spring 7 to avoid damage to the edge of the wheel hub during clamping. The guide rod 10 and the limit block 11 can improve the stability of the concave plate 8 during movement to avoid the phenomenon of position deviation. By setting the above structure, it has the advantage of good stability and solves the problem of poor stability of the existing clamping jaws, so as to better meet the user's usage needs.

[0031] The standard parts used in this application document can all be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art. The control method is automatic control through a controller. The control circuit of the controller can be implemented through simple programming by technicians in this field, which is common knowledge in the field. This application is mainly used to protect mechanical devices, so this application no longer explains the control method and circuit connection in detail.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0033] 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 vehicle wheel hub clamp with a strong gripping force, comprising a chassis (1), characterized in that: The top of the chassis (1) is fixedly connected to an electric push rod (2), the telescopic end of the electric push rod (2) extends to the inner cavity of the chassis (1) and is fixedly connected to a moving block (3), the outer surface of the moving block (3) is evenly connected to a connecting rod (4) through a movable shaft, the other end of the connecting rod (4) is connected to a fixed block (5) through a movable shaft, the bottom of the fixed block (5) is fixedly connected to a fixing plate (6), the bottom of the fixing plate (6) extends to the bottom of the chassis (1), the side of the fixing plate (6) close to each other is fixedly connected to a spring (7), the end of the spring (7) close to each other is fixedly connected to a concave plate (8), the inner cavity of the concave plate (8) close to each other is fixedly connected to a protective pad (9), the side of the concave plate (8) far away from each other is fixedly connected to a guide rod (10), the other end of the guide rod (10) extends to the outside of the fixing plate (6) and is fixedly connected to a limiting block (11).

2. The automobile wheel hub clamp with strong gripping according to claim 1, characterized in that: The bottom of the inner cavity of the chassis (1) and the position used in conjunction with the fixed block (5) are evenly provided with movable grooves (15), and the outer surface of the fixed block (5) is slidably connected to the inner surface of the movable groove (15).

3. The automobile wheel hub clamp with strong gripping according to claim 2, characterized in that: The front and back sides of the fixed block (5) are fixedly connected with a slider (12), the front and back sides of the inner cavity of the movable groove (15) are provided with a slide groove (13), and the outer surface of the slider (12) is slidably connected with the inner surface of the slide groove (13).

4. The automobile wheel hub clamp with strong gripping according to claim 1, characterized in that: A through hole (14) is provided on the inner surface of the fixing plate (6), and the outer surface of the guide rod (10) is slidably connected to the inner surface of the through hole (14).

5. The automobile wheel hub clamp with strong gripping according to claim 1, characterized in that: A buffer pad (16) is fixedly connected to the top of the inner cavity of the chassis (1), and the buffer pad (16) is circular in shape.

6. The automobile wheel hub clamp with strong gripping according to claim 1, characterized in that: The outer surface of the guide rod (10) is slidably connected to the inner surface of the spring (7), and the front surface of the chassis (1) is fixedly connected to a cabinet door by means of screws.

7. The automobile wheel hub clamp with strong gripping according to claim 1, characterized in that: The material of the protective pad (9) is rubber, and the thickness of the protective pad (9) is one millimeter.

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