Simple-structure clamp for automobile hub production

Abstract

The utility model belongs to the technical field of wheel hub machining, and particularly relates to a simple-structure clamp for automobile wheel hub production, which comprises a working table, the top of the working table is movably connected with a wheel hub body, the top of the working table is provided with a positioning mechanism, and the positioning mechanism comprises a pneumatic rod; by arranging the positioning mechanism, the wheel hub body can be located at the center position of the workbench, the position of the wheel hub body can be prevented from deviating, a positioning rod is in sliding connection with a hole of the wheel hub body, the position of the wheel hub body is positioned, and the wheel hub body is located at the center position of the workbench; and through sliding connection of the fixing blocks in the sliding grooves, accurate connection of wheel hub holes at different distances is achieved, the positioning flexibility is improved, a wheel hub body can be located in the center of the workbench, deviation of the machining size is avoided, and the qualified rate of the machined wheel hub body is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of wheel hub processing, in particular to a clamp for producing automobile wheel hubs with a simple structure. Background Art

[0002] The automobile wheel hub refers to the component inside the automobile tire that supports the tire and keeps the tire running stably. It is usually supported by metal materials. During the production and processing of automobile wheels, a simple automobile wheel hub production fixture is usually used.

[0003] When the clamp is clamping the wheel hub, the wheel hub is usually placed on the upper side of the clamp by the staff manually. During the placement, it cannot be ensured that the wheel hub is placed in the middle position of the clamp, which leads to deviation in the size of the wheel hub after processing. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art, the wheel hub cannot be placed in the middle position of the fixture, which leads to the problem that the size of the wheel hub is easily deviated after processing. The utility model proposes a fixture for automobile wheel hub production with a simple structure.

[0005] The utility model solves the technical problem by adopting the following technical solution: a fixture for automobile wheel hub production with a simple structure, comprising a workbench, the top of which is movably connected with a wheel hub body, and a positioning mechanism is arranged on the top of the workbench;

[0006] The positioning mechanism includes a pneumatic rod, which is fixedly installed at the bottom of the workbench, one end of the pneumatic rod passes through the top of the workbench, a positioning block is fixedly installed on the top of the pneumatic rod, a sliding groove is provided on the top of the positioning block, the number of the sliding grooves is five, a connecting rod is slidably connected to the inner cavity of the sliding groove, a fixing block is fixedly installed on one end of the connecting rod, the inner wall of the fixing block is threadedly connected with the positioning rod, an extrusion block is fixedly installed on the other end of the connecting rod, the inner wall of the positioning block is threadedly connected with the extrusion rod, one end of the extrusion rod passes through the inner cavity of the sliding groove, one end of the extrusion rod is fixedly installed with a conical block, the surface of the conical block contacts the surface of the extrusion block, the inner wall of the sliding groove is provided with a connecting groove, a spring is fixedly installed on the inner wall of the connecting groove, and one end of the spring is fixedly installed on the surface of the extrusion block.

[0007] Preferably, a fixing plate is fixedly mounted on the top of the workbench, an electric telescopic rod is fixedly mounted on one side of the fixing plate, an arc-shaped plate is fixedly mounted on one end of the electric telescopic rod, and a surface of the arc-shaped plate contacts a surface of the wheel hub body;

[0008] Preferably, it comprises a workbench, the top of which is movably connected to the wheel hub body, and a positioning mechanism is provided on the top of the workbench;

[0009] The positioning mechanism includes a pneumatic rod, which is fixedly installed at the bottom of the workbench, one end of the pneumatic rod passes through the top of the workbench, a positioning block is fixedly installed on the top of the pneumatic rod, a sliding groove is provided on the top of the positioning block, the number of the sliding grooves is five, a connecting rod is slidably connected to the inner cavity of the sliding groove, a fixing block is fixedly installed on one end of the connecting rod, the inner wall of the fixing block is threadedly connected with the positioning rod, an extrusion block is fixedly installed on the other end of the connecting rod, the inner wall of the positioning block is threadedly connected with the extrusion rod, one end of the extrusion rod passes through the inner cavity of the sliding groove, one end of the extrusion rod is fixedly installed with a conical block, the surface of the conical block contacts the surface of the extrusion block, the inner wall of the sliding groove is provided with a connecting groove, a spring is fixedly installed on the inner wall of the connecting groove, and one end of the spring is fixedly installed on the surface of the extrusion block.

[0010] Preferably, a pressure relief pad is fixedly mounted on the surface of the arc-shaped plate, and the pressure relief pad is made of rubber.

[0011] Preferably, a guide groove is provided on the inner wall of the sliding groove, a guide block is fixedly mounted on the surface of the connecting rod, and the surface of the guide block is slidably connected to the inner cavity of the guide groove.

[0012] Preferably, a fixing plate is fixedly mounted on the top of the workbench, and a surface of the fixing plate is fixedly connected to a surface of the electric telescopic rod.

[0013] Preferably, a support leg is fixedly mounted on the bottom of the workbench, and a universal wheel is fixedly mounted on the bottom of the support leg.

[0014] Preferably, an extension plate is fixedly mounted on the surface of the support leg, a push rod is threadedly connected to the inner wall of the extension plate, and a foot pad is fixedly mounted on one end of the push rod.

[0015] The utility model is beneficial in that:

[0016] The utility model provides a positioning mechanism, which enables the wheel hub body to be located at the center of the workbench and avoids the position of the wheel hub body from being offset. The positioning rod is slidably connected to the hole of the wheel hub body to realize the positioning of the wheel solid body, so that the wheel hub body is located at the center of the workbench. The sliding connection of the fixing block in the sliding groove can realize the precise connection of the wheel hub holes at different distances, thereby increasing the flexibility of positioning, enabling the wheel hub body to be located at the center of the workbench, avoiding deviation in the processing size, and increasing the qualified rate of the wheel hub body after processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the positioning mechanism of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the connecting rod, extrusion block, fixing block, conical block and positioning rod of the utility model;

[0021] Figure 4 For the utility model Figure 3 The enlarged view of point A in the middle;

[0022] Figure 5 It is a structural schematic diagram of the arc plate and the pressure relief pad of the utility model;

[0023] Figure 6 The utility model is a schematic structural diagram of the universal wheel and the foot pad.

[0024] In the figure: 1. workbench; 2. wheel hub body; 3. positioning mechanism; 301. pneumatic rod; 302. positioning block; 303. sliding groove; 304. connecting rod; 305. fixing block; 306. extrusion block; 307. positioning rod; 308. extrusion rod; 309. conical block; 3010. connecting groove; 3011. spring; 4. support plate; 5. electric telescopic rod; 6. arc plate; 7. pressure relief pad; 8. guide groove; 9. guide block; 10. fixing plate; 11. supporting leg; 12. universal wheel; 13. extension plate; 14. push rod; 15. foot pad. DETAILED DESCRIPTION

[0025] 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.

[0026] The following is combined with Figure 1 —6 further details of this application,

[0027] The present application embodiment discloses a simple structure automobile wheel hub production fixture. Figure 1 , Figure 2 and Figure 3 A fixture for automobile wheel hub production with a simple structure comprises a workbench 1, a wheel hub body 2 is movably connected to the top of the workbench 1, and a positioning mechanism 3 is arranged on the top of the workbench 1;

[0028] The positioning mechanism 3 includes a pneumatic rod 301, which is fixedly installed at the bottom of the workbench 1, one end of the pneumatic rod 301 passes through the top of the workbench 1, a positioning block 302 is fixedly installed on the top of the pneumatic rod 301, a sliding groove 303 is opened on the top of the positioning block 302, the number of the sliding grooves 303 is five, the inner cavity of the sliding groove 303 is slidably connected with a connecting rod 304, one end of the connecting rod 304 is fixedly installed with a fixing block 305, the inner wall of the fixing block 305 is threadedly connected with a positioning rod 307, and the connecting rod 304 is fixedly installed with a fixing block 305. The other end of the rod 304 is fixedly installed with an extrusion block 306, the inner wall of the positioning block 302 is threadedly connected with an extrusion rod 308, one end of the extrusion rod 308 penetrates into the inner cavity of the sliding groove 303, and one end of the extrusion rod 308 is fixedly installed with a conical block 309, the surface of the conical block 309 contacts the surface of the extrusion block 306, the inner wall of the sliding groove 303 is provided with a connecting groove 3010, the inner wall of the connecting groove 3010 is fixedly installed with a spring 3011, and one end of the spring 3011 is fixedly installed on the surface of the extrusion block 306.

[0029] Reference Figure 5 A support plate 4 is fixedly installed on the top of the workbench 1, an electric telescopic rod 5 is fixedly installed on one side of the support plate 4, and an arc plate 6 is fixedly installed on one end of the electric telescopic rod 5. The surface of the arc plate 6 contacts the surface of the wheel hub body 2. By setting the electric telescopic rod 5, the electric telescopic rod 5 is supported by the support plate 4, and the arc plate 6 is pushed by the electric telescopic rod 5 to move, so that the arc plate 6 is close to the wheel hub body 2, so that the wheel hub bodies 2 of different sizes can be fixed, and the flexibility of fixing the wheel hub body 2 is increased;

[0030] Reference Figure 5 A decompression pad 7 is fixedly installed on the surface of the arc plate 6. The decompression pad 7 is made of rubber. By providing the decompression pad 7, the pressure generated by the electric telescopic rod 5 driving the arc plate 6 to squeeze and fix the wheel hub body 2 can be reduced, thereby preventing the wheel hub body 2 from being fixed and squeezed, and preventing the wheel hub body 2 from being deformed;

[0031] Reference Figure 4A guide groove 8 is provided on the inner wall of the sliding groove 303, and a guide block 9 is fixedly installed on the surface of the connecting rod 304. The surface of the guide block 9 is slidably connected with the inner cavity of the guide groove 8. Through the sliding connection between the guide groove 8 and the guide block 9, the movement of the fixed block 305 can be guided, so that the fixed block 305 moves horizontally, the distance between the positioning rods 307 is kept moving, and the stability of the positioning rods 307 when working is increased;

[0032] Reference Figure 1 A fixing plate 10 is fixedly installed on the top of the workbench 1, and the surface of the fixing plate 10 is fixedly connected to the surface of the electric telescopic rod 5. By setting the fixing plate 10, the electric telescopic rod 5 can be supported to increase the stability of the electric telescopic rod 5 when working;

[0033] Reference Figure 6 A support leg 11 is fixedly installed at the bottom of the workbench 1, and a universal wheel 12 is fixedly installed at the bottom of the support leg 11. The support leg 11 can support the workbench 1. By setting the universal wheel 12, the contact area between the workbench 1 and the ground can be reduced, which is convenient for the user to push the workbench 1 to move;

[0034] Reference Figure 6 An extension plate 13 is fixedly installed on the surface of the support leg 11, and a push rod 14 is threadedly connected to the inner wall of the extension plate 13. A foot pad 15 is fixedly installed at one end of the push rod 14. By setting the extension plate 13, the push rod 14 can be supported. Through the contact between the foot pad 15 and the ground, the contact area between the workbench 1 and the ground is increased, and the stability of the workbench 1 during work is increased;

[0035] Working principle: Start the pneumatic rod 301, and drive the positioning block 302 to move upward through the pneumatic rod 301, so that the positioning block 302 is in the middle position of the wheel hub height, turn the extrusion rod 308, and drive the conical block 309 to contact and extrude the extrusion block 306 through the extrusion rod 308, and push the connecting rod 304 to move in the inner cavity of the sliding groove 303, so that the fixed block 305 drives the positioning rod 307 to move, so that the distance between each positioning rod 307 is the same as the distance between the holes of the wheel hub body 2. When the adjustment is too large, rotate the extrusion rod 308 in the opposite direction, and drive the conical block 309 to move upward through the extrusion rod 308. Under the reaction force generated after compression, the positioning rod 307 is driven to retract in the middle of the box, so as to reduce the distance of the positioning rod 307, and place the wheel hub body 2 on the top of the workbench 1. Through the sliding connection between the hole of the wheel hub body 2 and the positioning rod 307, the position of the wheel hub body 2 can be accurately fixed, so that the wheel hub body 2 is at the center point of the workbench 1, which can ensure the accuracy of the wheel hub body 2 after fixation, and at the same time can meet the needs of adjusting the distance of the hole of different wheel hub bodies 2, so as to realize accurate positioning of wheel hub bodies 2 of different sizes, and avoid the deviation of the size of the wheel hub body 2 after processing, thereby increasing the processing qualification rate.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A fixture for automobile wheel hub production with a simple structure, characterized in that: It comprises a workbench (1), the top of which is movably connected to a wheel hub body (2), and the top of which is provided with a positioning mechanism (3); The positioning mechanism (3) comprises a pneumatic rod (301), the pneumatic rod (301) is fixedly installed at the bottom of the workbench (1), one end of the pneumatic rod (301) passes through the top of the workbench (1), a positioning block (302) is fixedly installed on the top of the pneumatic rod (301), a sliding groove (303) is provided on the top of the positioning block (302), the number of the sliding grooves (303) is five, the inner cavity of the sliding groove (303) is slidably connected with a connecting rod (304), one end of the connecting rod (304) is fixedly installed with a fixing block (305), and the inner wall of the fixing block (305) is threadedly connected with a positioning rod (307), The other end of the connecting rod (304) is fixedly installed with an extrusion block (306), the inner wall of the positioning block (302) is threadedly connected with an extrusion rod (308), one end of the extrusion rod (308) penetrates into the inner cavity of the sliding groove (303), one end of the extrusion rod (308) is fixedly installed with a conical block (309), the surface of the conical block (309) is in contact with the surface of the extrusion block (306), the inner wall of the sliding groove (303) is provided with a connecting groove (3010), the inner wall of the connecting groove (3010) is fixedly installed with a spring (3011), and one end of the spring (3011) is fixedly installed on the surface of the extrusion block (306).

2. A simple-structured automobile wheel hub production fixture according to claim 1, characterized in that: A fixed plate (10) is fixedly mounted on the top of the workbench (1), an electric telescopic rod (5) is fixedly mounted on one side of the fixed plate (10), an arc-shaped plate (6) is fixedly mounted on one end of the electric telescopic rod (5), and a surface of the arc-shaped plate (6) is in contact with a surface of the wheel hub body (2).

3. A simple-structured automobile wheel hub production fixture according to claim 2, characterized in that: A pressure relief pad (7) is fixedly mounted on the surface of the arc-shaped plate (6), and the pressure relief pad (7) is made of rubber.

4. A simple-structured automobile wheel hub production fixture according to claim 1, characterized in that: The inner wall of the sliding groove (303) is provided with a guide groove (8), and the surface of the connecting rod (304) is fixedly mounted with a guide block (9), and the surface of the guide block (9) is slidably connected to the inner cavity of the guide groove (8).

5. The simple-structured automobile wheel hub production fixture according to claim 1 is characterized in that: A support plate (4) is fixedly mounted on the top of the workbench (1), and a surface of the support plate (4) is fixedly connected to a surface of an electric telescopic rod (5).

6. A simple-structured automobile wheel hub production fixture according to claim 1, characterized in that: A support leg (11) is fixedly mounted on the bottom of the workbench (1), and a universal wheel (12) is fixedly mounted on the bottom of the support leg (11).

7. A simple-structured automobile wheel hub production fixture according to claim 6, characterized in that: An extension plate (13) is fixedly mounted on the surface of the support leg (11), a push rod (14) is threadedly connected to the inner wall of the extension plate (13), and a foot pad (15) is fixedly mounted on one end of the push rod (14).

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