A clamping device for automobile wheel hub processing

Abstract

The utility model discloses a clamping device for processing automobile wheel hubs, which relates to the technical field of clamping devices for processing automobile wheel hubs, and comprises a workbench, wherein a first bidirectional screw is arranged inside the workbench, two groups of first movable frames are symmetrically arranged on the outer wall of the first bidirectional screw, a rotating bearing is arranged inside the first movable frame, a transmission rod is arranged inside the rotating bearing, a U-shaped frame is arranged on one side of the transmission rod, an anti-slip pad is arranged on the inner wall of the U-shaped frame, a first motor is arranged at one end of the first bidirectional screw, a second motor is arranged on one side of the transmission rod, movable grooves are arranged on both sides of the front and rear of the workbench, and a base is arranged at the lower end of the workbench. The clamping device for processing automobile wheel hubs of the utility model does not have a height difference when the height is changed, so as to avoid affecting the processing of automobile wheel hubs, and can automatically fix automobile wheel hubs of different diameters at the same time, and the device has strong practicality.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping devices for automobile hub processing, in particular to a clamping device for automobile hub processing. Background Art

[0002] The wheel hub is a cylindrical metal part with the inner profile of the tire supporting the tire, and the center is mounted on the shaft. It is also called a wheel rim, a steel rim, a wheel, or a tire bell. There are many types of wheel hubs according to their diameter, width, molding method, and material. The wheel hub needs to be polished after production. At present, when processing and polishing automobile wheel hubs, due to the special structure of the wheel hub, the wheel hub cannot be effectively clamped and stabilized during processing, and most of them are directly placed on the table for polishing.

[0003] When the existing clamping device for automobile wheel hub processing is installed and used, it cannot firmly clamp automobile wheel hubs of different diameters. If shaking occurs, it will affect the processing of the automobile wheel hub. At the same time, the angle and height of the automobile wheel hub cannot be adjusted more stably, causing the automobile wheel hub to shake during processing, which brings certain adverse effects to people's use process. In order to solve the shortcomings of the existing technology, we propose a clamping device for automobile wheel hub processing. Utility Model Content

[0004] The main purpose of the utility model is to provide a clamping device for automobile wheel hub processing, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A clamping device for processing an automobile wheel hub comprises a workbench, wherein a first bidirectional screw is arranged inside the workbench, two groups of first movable frames are symmetrically arranged on the outer wall of the first bidirectional screw, a rotating bearing is arranged inside the first movable frame, a transmission rod is arranged inside the rotating bearing, a U-shaped frame is arranged on one side of the transmission rod, an anti-slip pad is arranged on the inner wall of the U-shaped frame, a first motor is arranged at one end of the first bidirectional screw, a second motor is arranged on one side of the transmission rod, movable grooves are arranged on both the front and rear sides of the workbench, a base is arranged at the lower end of the workbench, two groups of transmission devices are arranged on the right side of the base, a third motor is arranged on the right side of one group of the transmission devices, a transmission belt is arranged between the two groups of the transmission devices, a second bidirectional screw is arranged on the left side of the transmission device, two groups of second movable frames are symmetrically arranged on the outer wall of the second bidirectional screw, a fork rod is arranged inside the second movable frame, and a limiting frame is arranged between the fork rod and the movable groove.

[0007] Preferably, the transmission device and the transmission belt are meshed, the second bidirectional screw is threadedly connected to the second movable frame, the first bidirectional screw is threadedly connected to the first movable frame, a rotation groove is provided between the transmission device and the base, the transmission and the base are movably connected through the rotation groove, a rotation groove is provided between the second bidirectional screw and the base, and the second bidirectional screw and the base are movably connected through the rotation groove.

[0008] Preferably, a rotation groove is provided between the first bidirectional screw and the workbench, the first bidirectional screw and the workbench are movably connected through the rotation groove, the transmission rod and the first movable frame are movably connected through a rotating bearing, the anti-slip pad and the U-shaped frame are fixedly connected by glue, and the limit frame and the workbench are movably connected through the movable groove.

[0009] Preferably, a movable structure is provided between the fork-shaped rod and the second movable frame, and between the fork-shaped rod and the limiting frame, and the fork-shaped rod and the second movable frame, and between the fork-shaped rod and the limiting frame are movably connected via the movable structure.

[0010] Preferably, the U-shaped frame and the transmission rod are welded, a fixing frame is provided between the first motor and the workbench, and a fixing frame is provided between the third motor and the base.

[0011] Preferably, a total of four groups of the limiting frames are provided, and the anti-slip pads may be rubber pads or silicone pads.

[0012] Beneficial Effects

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. In the utility model, by providing the transmission belt and the second bidirectional screw and other structures, the two sets of second bidirectional screws can rotate at the same frequency at the same time, so that there will be no height difference on the table when the height of the workbench is changed, avoiding affecting the processing of the automobile wheel hub.

[0015] 2. In the utility model, by providing the first bidirectional screw and anti-skid pad and other structures, the device can automatically fix automobile wheel hubs of different diameters and drive the second motor to rotate the automobile wheel hub, that is, different positions of the automobile wheel hub can be processed by a single fixation, thereby increasing the processing efficiency of the automobile wheel hub. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the combined structure of the workbench and the fork-shaped rod of the utility model;

[0018] Figure 3It is a schematic diagram of the combined structure of the fork-shaped rod and the second bidirectional screw rod of the utility model;

[0019] Figure 4 It is a schematic diagram of the combined structure of the first bidirectional screw and the first movable frame of the utility model.

[0020] In the figure: 1. workbench; 2. base; 3. U-shaped frame; 4. anti-skid pad; 5. first motor; 6. second motor; 7. transmission rod; 8. first bidirectional screw; 9. first movable frame; 10. rotary bearing; 11. fork-shaped rod; 12. second bidirectional screw; 13. second movable frame; 14. limit frame; 15. third motor; 16. transmission belt; 17. movable groove; 18. transmission. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1-Figure 4 As shown, a clamping device for processing an automobile wheel hub is provided, wherein a movable structure is provided between the fork-shaped rod 11 and the second movable frame 13, and between the fork-shaped rod 11 and the limiting frame 14. The movable structure is a group of connecting rods and two groups of bolts. Taking the movable connection between the fork-shaped rod 11 and the second movable frame 13 as an example: the fork-shaped rod 11 and the second movable frame 13 are both provided with circular holes with the same diameter as the connecting rod, the connecting rod is inserted into the circular holes inside the fork-shaped rod 11 and the second movable frame 13, and then fixed at both ends of the connecting rod with bolts.

[0023] According to the diameter of the automobile wheel hub, the first motor 5 drives the first bidirectional screw 8 to rotate, adjusts the distance between the two sets of first movable frames 9, and places the automobile wheel hub between the two sets of U-shaped frames 3. The first motor 5 drives the U-shaped frame 3 to clamp the automobile wheel hub, so that the anti-skid pad 4 is close to the automobile wheel hub. The second motor 6 drives the transmission rod 7 to rotate, thereby rotating the automobile wheel hub, and the position of the automobile wheel hub can be adjusted according to the processing position.

[0024] like Figure 1-Figure 4 As shown, the transmission device 18 and the transmission belt 16 are engaged, and the second bidirectional screw rod 12 and the second movable frame 13 are threadedly connected.

[0025] The third motor 15 drives a group of transmission devices 18 to rotate, and the transmission devices 18 drive the transmission belt 16 to rotate, thereby driving another group of transmission devices 18 to rotate, and the two groups of second bidirectional screws 12 rotate at the same speed and in the same direction, and the two groups of second movable frames 13 on the outer walls of the second bidirectional screws 12 move in opposite directions at the same time, thereby changing the angle of the fork rod 11, changing the height of the workbench 1, and the limit frame 14 slides in the movable groove 17.

[0026] It should be noted that the utility model is a clamping device for automobile wheel hub processing. When in use, according to the diameter of the automobile wheel hub, the first motor 5 drives the first bidirectional screw 8 to rotate, adjusts the distance between the two groups of first movable frames 9, and places the automobile wheel hub between the two groups of U-shaped frames 3. The first motor 5 drives the U-shaped frame 3 to clamp the automobile wheel hub, so that the anti-skid pad 4 is close to the automobile wheel hub, and the second motor 6 drives the transmission rod 7 to rotate, thereby rotating the automobile wheel hub, and the position of the automobile wheel hub can be adjusted according to the processing position.

[0027] The third motor 15 drives a group of transmission devices 18 to rotate, and the transmission devices 18 drive the transmission belt 16 to rotate, thereby driving another group of transmission devices 18 to rotate, and the two groups of second bidirectional screws 12 rotate at the same speed and in the same direction, and the two groups of second movable frames 13 on the outer walls of the second bidirectional screws 12 move in opposite directions at the same time, thereby changing the angle of the fork rod 11, changing the height of the workbench 1, and the limit frame 14 slides in the movable groove 17.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. 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, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A clamping device for automobile wheel hub processing, comprising a workbench (1), characterized in that: The workbench (1) is provided with a first bidirectional screw (8) inside, two groups of first movable frames (9) are symmetrically provided on the outer wall of the first bidirectional screw (8), a rotary bearing (10) is provided inside the first movable frame (9), a transmission rod (7) is provided inside the rotary bearing (10), a U-shaped frame (3) is provided on one side of the transmission rod (7), an anti-slip pad (4) is provided on the inner wall of the U-shaped frame (3), a first motor (5) is provided at one end of the first bidirectional screw (8), a second motor (6) is provided on one side of the transmission rod (7), and movable grooves (10) are provided on both the front and rear sides of the workbench (1). 7), a base (2) is arranged at the lower end of the workbench (1), two groups of transmission devices (18) are arranged on the right side of the base (2), a third motor (15) is arranged on the right side of one group of the transmission devices (18), a transmission belt (16) is arranged between the two groups of the transmission devices (18), a second bidirectional screw rod (12) is arranged on the left side of the transmission device (18), two groups of second movable frames (13) are symmetrically arranged on the outer wall of the second bidirectional screw rod (12), a fork-shaped rod (11) is arranged inside the second movable frame (13), and a limit frame (14) is arranged between the fork-shaped rod (11) and the movable groove (17).

2. The clamping device for automobile wheel hub processing according to claim 1, characterized in that: The transmission device (18) is meshed with the transmission belt (16); the second bidirectional screw (12) is threadedly connected to the second movable frame (13); the first bidirectional screw (8) is threadedly connected to the first movable frame (9); a rotation groove is provided between the transmission device (18) and the base (2); the transmission device (18) and the base (2) are movably connected via the rotation groove; a rotation groove is provided between the second bidirectional screw (12) and the base (2); the second bidirectional screw (12) and the base (2) are movably connected via the rotation groove.

3. The clamping device for automobile wheel hub processing according to claim 1, characterized in that: A rotation groove is provided between the first bidirectional screw (8) and the workbench (1); the first bidirectional screw (8) and the workbench (1) are movably connected via the rotation groove; the transmission rod (7) and the first movable frame (9) are movably connected via a rotary bearing (10); the anti-slip pad (4) and the U-shaped frame (3) are fixedly connected via glue; and the limit frame (14) and the workbench (1) are movably connected via the movable groove (17).

4. The clamping device for automobile wheel hub processing according to claim 1, characterized in that: A movable structure is provided between the fork-shaped rod (11) and the second movable frame (13), and between the fork-shaped rod (11) and the limiting frame (14); the fork-shaped rod (11) and the second movable frame (13), and between the fork-shaped rod (11) and the limiting frame (14) are movably connected via the movable structure.

5. The clamping device for automobile wheel hub processing according to claim 2, characterized in that: The U-shaped frame (3) and the transmission rod (7) are welded, a fixing frame is provided between the first motor (5) and the workbench (1), and a fixing frame is provided between the third motor (15) and the base (2).

6. The clamping device for automobile wheel hub processing according to claim 2, characterized in that: A total of four groups of the limiting frames (14) are provided, and the anti-slip pads (4) can be rubber pads or silicone pads.

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