Inner diameter grinding platform for bicycle hub production

Abstract

The utility model discloses an inner diameter polishing platform for bicycle hub production, which comprises a supporting base and a rotating table rotatably arranged on the supporting base, a driving motor is arranged at the bottom of the supporting base, a power output shaft of the driving motor is connected with the rotating table, a supporting rear plate is vertically arranged on the supporting base, and a supporting rod is arranged on the supporting rear plate. A grinding supporting frame is arranged on the front wall of the supporting rear plate, a grinding structure is arranged on the grinding supporting frame, a plurality of sets of positioning structures are further arranged on the rotating table, and the multiple sets of positioning structures are evenly distributed with the central axis of the rotating table as the circle center. The utility model relates to the technical field of bicycle hub accessory production, and particularly provides an inner diameter polishing platform for bicycle hub production.

Description

Technical Field

[0001] The utility model relates to the technical field of bicycle hub accessories production, in particular to an inner diameter grinding platform for bicycle hub production. Background Art

[0002] The bicycle hub is an important component of the bicycle wheel hub. Its function is to support the tire and provide a mounting platform. The design and quality of the hub have a great impact on the performance of the bicycle.

[0003] The hub includes a drum disc and a drum barrel. During the drum barrel production process, the drum barrel embryo needs to be processed first and then ground and polished. The inner diameter grinding is to remove the burrs on the inner wall of the drum barrel and polish it to prepare for the subsequent process. However, the existing inner diameter grinding generally requires manual operation, has low grinding efficiency, and cannot achieve continuous processing. At the same time, the grinding iron filings generated are not easy to clean. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the grinding efficiency is low, continuous processing cannot be achieved, and the generated grinding iron chips are not easy to clean.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: the utility model proposes an inner diameter grinding platform for bicycle hub production, comprising a supporting base and a rotating table rotatably arranged on the supporting base, a driving motor is provided at the bottom of the supporting base, a power output shaft of the driving motor is connected to the rotating table, a supporting rear plate is vertically provided on the supporting base, a grinding support frame is provided on the front wall of the supporting rear plate, a grinding structure is provided on the grinding support frame, and a plurality of positioning structures are also provided on the rotating table, and a plurality of positioning structures are evenly distributed with the central axis of the rotating table as the center.

[0006] Preferred technical solution one: the grinding structure includes an electric telescopic rod 1, an electric telescopic rod 2, a lifting platform, a grinding motor, a support vertical plate and a grinding rod. The electric telescopic rod 1 is arranged at the top of the grinding support frame and the free end passes through the grinding support frame and extends to the bottom. The lifting platform is arranged on the free end of the electric telescopic rod 1 and is slidably arranged on the side wall of the grinding support frame. The support vertical plates are provided in two groups, and the two groups of support vertical plates are vertically arranged on both sides of the bottom wall of the lifting platform. The electric telescopic rod 2 is arranged on the side wall of one group of support vertical plates. A protective box is slidably provided at the bottom of the lifting platform, and the free end of the electric telescopic rod 2 is connected to the protective box. The grinding motor is installed inside the protective box, and one end of the grinding rod passes through the protective box and is connected to the power output shaft of the grinding motor.

[0007] Preferred technical solution two: The positioning structure includes a positioning seat, an L-shaped holding plate, an adjusting bolt and a holding block. The positioning seat is installed on a rotating table, and an arc-shaped positioning recess is provided on the rotating table. One end of the L-shaped holding plate is arranged on the positioning seat, and the adjusting bolt passes through and is arranged on the L-shaped holding plate by a threaded connection. One end of the holding block is slidably arranged on the side wall of the L-shaped holding plate, and the lower end of the adjusting bolt is rotatably arranged on the holding block.

[0008] Preferred technical solution three: an air pump is provided on another group of the support uprights, an air blowing head is provided at the other end of the support uprights, and the air pump is connected to the air blowing head through an air pipe.

[0009] Preferred technical solution four: Storage frames are provided at both ends of the support base for storing drum embryos.

[0010] Preferred technical solution five: the holding block and the arc-shaped positioning recess are both provided with anti-slip rubber pads.

[0011] Preferred technical solution six: A control display screen is provided on the support base, and the drive motor, electric telescopic rod one, electric telescopic rod two, grinding motor and air pump are all electrically connected to the control display screen.

[0012] The utility model proposes an inner diameter grinding platform for bicycle hub production, and the beneficial effects achieved by adopting the above structure are as follows:

[0013] (1) The drum embryo can be quickly installed and fixed by the positioning seat, L-shaped holding plate, adjusting bolt and holding block, and it is easy to disassemble and fix. At the same time, with the cooperation of the rotating table and the driving motor, cyclic and efficient grinding can be achieved;

[0014] (2) The inner diameter of the drum embryo is polished by cooperating with the electric telescopic rod 1, the electric telescopic rod 2, the lifting platform, the polishing motor, the supporting vertical plate and the polishing rod. After polishing, the iron filings and impurities inside the drum embryo are blown away by cooperating with the air pump and the blowing head. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 This is a schematic diagram of the overall structure of an inner diameter grinding platform for bicycle hub production proposed by the utility model;

[0017] Figure 2 This is a schematic cross-sectional view of an inner diameter grinding platform for producing a bicycle hub proposed by the utility model;

[0018] Figure 3for Figure 2 A partial enlarged schematic diagram of part A.

[0019] Among them, 1. Support base, 2. Rotating table, 3. Driving motor, 4. Support back plate, 5. Grinding support frame, 6. Grinding structure, 7. Positioning structure, 8. Electric telescopic rod 1, 9. Electric telescopic rod 2, 10. Lifting platform, 11. Grinding motor, 12. Support vertical plate, 13. Grinding rod, 14. Protective box, 15. Positioning seat, 16. L-shaped holding plate, 17. Adjusting bolt, 18. Holding block, 19. Arc-shaped positioning recessed table, 20. Air pump, 21. Blowing head, 22. Storage frame, 23. Anti-slip rubber pad, 24. Control display screen. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0022] Embodiment 1

[0023] like Figures 1-2As shown, the technical solution adopted by the utility model is as follows: an inner diameter grinding platform for bicycle hub production, comprising a supporting base 1 and a rotating table 2 rotatably arranged on the supporting base 1, a driving motor 3 is arranged at the bottom of the supporting base 1, and a power output shaft of the driving motor 3 is connected to the rotating table 2, a supporting rear plate 4 is vertically arranged on the supporting base 1, a grinding support frame 5 is arranged on the front wall of the supporting rear plate 4, a grinding structure 6 is arranged on the grinding support frame 5, and a plurality of positioning structures 7 are also arranged on the rotating table 2, and a plurality of positioning structures 7 are evenly distributed with a central axis of the rotating table 2 as the center; storage frames 22 are arranged at both ends of the supporting base 1 for storing drum embryos; the grinding structure 6 comprises an electric telescopic rod 1 8, an electric telescopic rod 2 9, a lifting platform 10, a grinding motor 11, a supporting vertical plate 12 and a grinding rod 13, an electric telescopic rod A rod 8 is arranged at the top of the grinding support frame 5 and its free end passes through the grinding support frame 5 and extends to the bottom. The lifting platform 10 is arranged on the free end of the electric telescopic rod 8 and is slidably arranged on the side wall of the grinding support frame 5. There are two groups of support vertical plates 12, and the two groups of support vertical plates 12 are vertically arranged on both sides of the bottom wall of the lifting platform 10. The electric telescopic rod 29 is arranged on the side wall of one group of support vertical plates 12. A protective box 14 is slidably provided at the bottom of the lifting platform 10. The free end of the electric telescopic rod 29 is connected to the protective box 14. The grinding motor 11 is installed inside the protective box 14. One end of the grinding rod 13 passes through the protective box 14 and is connected to the power output shaft of the grinding motor 11; an air pump 20 is provided on the other group of support vertical plates 12, and a blowing head 21 is provided at the other end of the support vertical plate 12. The air pump 20 is connected to the blowing head 21 through an air pipe.

[0024] Embodiment 2

[0025] Based on the first embodiment, Figures 1 to 3 As shown, the positioning structure 7 includes a positioning seat 15, an L-shaped holding plate 16, an adjusting bolt 17 and a holding block 18. The positioning seat 15 is installed on the rotating table 2, and an arc-shaped positioning recess 19 is provided on the rotating table 2. One end of the L-shaped holding plate 16 is provided on the positioning seat 15, and the adjusting bolt 17 passes through and is provided on the L-shaped holding plate 16 by threaded connection. One end of the holding block 18 is slidably provided on the side wall of the L-shaped holding plate 16, and the lower end of the adjusting bolt 17 is rotatably provided on the holding block 18; the holding block 18 and the arc-shaped positioning recess 19 are both provided with anti-slip rubber pads 23

[0026] Among them, a control display screen 24 is provided on the support base 1, and the drive motor 3, the electric telescopic rod 1 8, the electric telescopic rod 2 9, the grinding motor 11 and the air pump 20 are all electrically connected to the control display screen 24.

[0027] During specific use, the drum embryo is placed on the arc-shaped positioning recess 19 of the positioning seat 15, and then the adjusting bolt 17 is rotated to press the drum embryo through the holding block 18, and the driving motor 3 is started to drive the rotating table 2 to rotate, so that the drum embryo is located directly below the grinding structure 6, and the electric telescopic rod 1 8 is started to drive the lifting platform 10 to move downward, and then the electric telescopic rod 2 9 is started to push the protective box 14 to move, and the grinding motor 11 is started to drive the grinding rod 13 to rotate, so that the grinding rod 13 is inserted into the interior of the drum embryo and grinds the inner wall, and then the grinding rod 13 is retracted, and the air pump 20 is started to blow away the iron filings inside the drum embryo through the blowing head 21. The cyclic grinding greatly improves the grinding efficiency.

[0028] 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", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus 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, material or apparatus.

[0029] 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. An inner diameter grinding platform for bicycle hub production, characterized in that: It includes a support base and a rotating table rotatably arranged on the support base, a driving motor is arranged at the bottom of the support base, a power output shaft of the driving motor is connected to the rotating table, a supporting rear plate is vertically arranged on the support base, a grinding supporting frame is arranged on the front wall of the supporting rear plate, a grinding structure is arranged on the grinding supporting frame, and a plurality of positioning structures are also arranged on the rotating table, and a plurality of positioning structures are evenly distributed with the central axis of the rotating table as the center.

2. The inner diameter grinding platform for bicycle hub production according to claim 1, characterized in that: The grinding structure includes an electric telescopic rod 1, an electric telescopic rod 2, a lifting platform, a grinding motor, a supporting vertical plate and a grinding rod. The electric telescopic rod 1 is arranged at the top of the grinding support frame and the free end passes through the grinding support frame and extends to the bottom. The lifting platform is arranged on the free end of the electric telescopic rod 1 and is slidably arranged on the side wall of the grinding support frame. The supporting vertical plates are provided in two groups, and the two groups of supporting vertical plates are vertically arranged on both sides of the bottom wall of the lifting platform. The electric telescopic rod 2 is arranged on the side walls of one group of supporting vertical plates. A protective box is slidably provided at the bottom of the lifting platform, the free end of the electric telescopic rod 2 is connected to the protective box, the grinding motor is installed inside the protective box, and one end of the grinding rod passes through the protective box and is connected to the power output shaft of the grinding motor.

3. The inner diameter grinding platform for bicycle hub production according to claim 2, characterized in that: The positioning structure includes a positioning seat, an L-shaped holding plate, an adjusting bolt and a holding block. The positioning seat is installed on a rotating table. An arc-shaped positioning recess is provided on the rotating table. One end of the L-shaped holding plate is provided on the positioning seat. The adjusting bolt passes through and is provided on the L-shaped holding plate by a threaded connection. One end of the holding block is slidably provided on the side wall of the L-shaped holding plate. The lower end of the adjusting bolt is rotatably provided on the holding block.

4. The inner diameter grinding platform for bicycle hub production according to claim 3, characterized in that: An air pump is arranged on another group of the support vertical plates, and an air blowing head is arranged at the other end of the support vertical plates, and the air pump is connected with the air blowing head through an air pipe.

5. The inner diameter grinding platform for bicycle hub production according to claim 4, characterized in that: Storage frames are provided at both ends of the support base.

6. The inner diameter grinding platform for bicycle hub production according to claim 5, characterized in that: The holding block and the arc-shaped positioning recessed platform are both provided with anti-skid rubber pads.

7. The inner diameter grinding platform for bicycle hub production according to claim 6, characterized in that: A control display screen is provided on the support base, and the drive motor, the electric telescopic rod 1, the electric telescopic rod 2, the grinding motor and the air pump are all electrically connected to the control display screen.

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