CN223947482U - A bicycle axle grinding and clamping device - Google Patents
A bicycle axle grinding and clamping deviceInfo
- Publication number
- CN223947482U CN223947482U CN202520660156.6U CN202520660156U CN223947482U CN 223947482 U CN223947482 U CN 223947482U CN 202520660156 U CN202520660156 U CN 202520660156U CN 223947482 U CN223947482 U CN 223947482U
- Authority
- CN
- China
- Prior art keywords
- mounting bracket
- bicycle axle
- compacting device
- air cylinder
- grinding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
本实用新型公开了一种自行车轴打磨压紧装置，包括磨削轮，磨削轮之间设有支撑架，支撑架上方设有气缸，气缸输出端连接有横杆，横杆端部可拆卸连接有安装支架，安装支架端部设有压轮，采用本实用新型的自行车轴打磨压紧装置，结构简单，方便零件转动，保证加工过程正常进行。
This utility model discloses a bicycle axle grinding and pressing device, including grinding wheels, a support frame between the grinding wheels, a cylinder above the support frame, a crossbar connected to the output end of the cylinder, a mounting bracket detachably connected to the end of the crossbar, and a pressure wheel at the end of the mounting bracket. The bicycle axle grinding and pressing device of this utility model has a simple structure, facilitates the rotation of parts, and ensures the normal operation of the processing.
Description
Technical Field
The utility model belongs to the field of bicycle shaft machining, and particularly relates to a bicycle shaft polishing and compacting device.
Background
At present, in the polishing process of bicycle axles, stability is not enough to jump out from equipment under the rotary contact of grinding wheels easily, causes part or equipment to damage, still has the security risk, uses anchor clamps at present to fix the part, but the part is difficult to rotatory adjustment after being pressed from both sides tight fixedly, can not make the whole outer peripheral face of part receive even polishing, influences processingquality and normal production efficiency.
The invention patent with the publication number of CN106002259A discloses a welding and polishing device for processing a bicycle frame, which is named as 10-12 in 2016 and comprises a welding mechanism and a grinding mechanism, wherein screw rods are fixedly connected at symmetrical positions at two sides of the upper part between a frame of the welding mechanism and a frame of the grinding mechanism respectively, nuts are respectively arranged on each screw rod, a connecting rod is connected between the two nuts, fine-tuning rotating shafts are fixedly connected on the lower surfaces of the nuts respectively, and pneumatic clamping claws are rotationally connected on the fine-tuning rotating shafts. The welding and polishing device for machining the bicycle frame cannot solve the technical problems.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides the bicycle axle polishing and compacting device which has a simple structure, is convenient for parts to rotate and ensures normal processing.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The bicycle shaft polishing and compacting device comprises grinding wheels, wherein a supporting frame is arranged between the grinding wheels, an air cylinder is arranged above the supporting frame, the output end of the air cylinder is connected with a cross rod, the end part of the cross rod is detachably connected with a mounting bracket, and the end part of the mounting bracket is provided with a pressing wheel.
The support frame is equipped with two, two the support frame sets up relatively, support frame top middle part is equipped with the depressed part, the depressed part is the arc structure, the pinch roller is located the depressed part directly over.
The end part of the cross rod is connected with the mounting bracket, a waist-shaped hole is formed in the top of the mounting bracket, and the fastening bolt penetrates through the waist-shaped hole.
The installing support is T-shaped structure, the pinch roller rotates and connects at installing support bottom both ends.
The bottom of the support frame is of an L-shaped structure, and reinforcing ribs are arranged on the side parts of the support frame.
The grinding wheel is provided with a mounting shell outside, the air cylinder is fixedly connected to the mounting shell, and the air cylinder is vertically arranged.
The two grinding wheels are arranged oppositely.
The bicycle shaft polishing and compacting device has the technical effects that the pinch roller structure powered by the air cylinder is arranged above the supporting frame, so that two ends of a part are compacted during processing, production loss and safety risk caused by jumping out of equipment during processing are avoided, normal operation of a polishing process is guaranteed, stable support is provided for the part by the pinch roller and the arc-shaped concave part, meanwhile, the rotating requirement of the part is met, the mounting bracket adopts a detachable structure, the pinch roller can be adjusted to a certain height, the bicycle shaft polishing and compacting device adapts to processing of parts with different diameters at two ends, the application range is wide, the whole structure is simple, the structure connected with the air cylinder has no space interference with components of original equipment, the installation can be arranged on the existing equipment, and the equipment upgrading cost is reduced.
Drawings
The present specification includes the following drawings, the contents of which are respectively:
FIG. 1 is a schematic structural view of a bicycle axle sharpening compaction device of the present utility model;
FIG. 2 is a schematic view of the cylinder and its associated structure of the present utility model;
Fig. 3 is a schematic structural view of the support frame of the present utility model.
The grinding wheel is marked by 1, a grinding wheel, 2, a supporting frame, 3, a mounting shell, 4, an air cylinder, 5, a cross rod, 6, a mounting bracket, 7, a pinch roller, 8, a concave part, 9, a fastening bolt, 10, a kidney-shaped hole, 11 and a reinforcing rib.
Detailed Description
The following detailed description of the embodiments of the utility model, given by way of example only, is presented in the accompanying drawings to aid those skilled in the art in a more complete, accurate and thorough understanding of the inventive concepts and aspects of the utility model, and to facilitate their practice.
As shown in fig. 1 to 3, the bicycle shaft polishing and compacting device comprises a grinding wheel 1, a supporting frame 2 is arranged between the grinding wheels 1, an air cylinder 4 is arranged above the supporting frame 2, the output end of the air cylinder 4 is connected with a cross rod 5, the end part of the cross rod 5 is detachably connected with a mounting bracket 6, and the end part of the mounting bracket 6 is provided with a pressing wheel 7. The lifting of the pinch roller 7 is realized by adopting the air cylinder 4, the part is compressed during processing, the loading and unloading processes of the part are not influenced, the air cylinder 4 and the connecting structure thereof are all positioned above the supporting frame 2, the installation space of the original equipment component is not occupied, and the air cylinder does not interfere with the grinding wheel 1, so that the existing equipment can be directly modified, the equipment upgrading cost is reduced, the structure is simple, and the cross rod 5 and the installation support 6 can be processed by adopting waste steel.
As shown in fig. 1 to 3, two supporting frames 2 are provided, the two supporting frames 2 are oppositely arranged, a concave portion 8 is arranged in the middle of the top end of each supporting frame 2, the concave portion 8 is of an arc-shaped structure, and the pressing wheel 7 is located right above the concave portion 8. According to the structure, after the part is placed, the two ends of the part are supported by the arc-shaped surfaces of the concave parts 8, the top of the part is contacted by the two pressing wheels 7, namely, the part is supported by multiple points, and the stability of the machining process is reliable, because the pressing wheels 7 are rotationally connected to the mounting bracket 6, torque cannot be transmitted to the output end of the air cylinder 4, the influence of the rotation of the part driven by the grinding wheel 1 on the stability of the air cylinder 4 is eliminated, and the stable operation of the air cylinder 4 is ensured. The surface of the concave part 8 is made of a material with a low friction coefficient so as to ensure that the part can rotate between the concave part 8 and the pinch roller 7 after being pressed. When the part is pressed, even if the part rotates under the action of the grinding wheel 1, the part cannot jump out of the support frame 2, and the periphery of the part can be uniformly polished by utilizing the rotation effect.
As shown in fig. 2, the end of the cross bar 5 and the mounting bracket 6 are connected with a fastening bolt 9, a kidney-shaped hole 10 is arranged at the top of the mounting bracket 6, and the fastening bolt 9 passes through the kidney-shaped hole 10. When the outer diameters of the shaft heads at the two ends of a part of product are different, the mounting heights of the two mounting brackets 6 can be adjusted through the kidney-shaped holes 10, so that the two shaft heads can be contacted by the pinch roller 7, and meanwhile, the bottom of the support frame 2 supporting one end with the small outer diameter of the shaft head is added with an adjusting gasket so as to meet the horizontal placement of parts.
As shown in fig. 2, the mounting bracket 6 has a T-shaped structure, and the pinch roller 7 is rotatably connected to two ends of the bottom of the mounting bracket 6. The T-shaped mounting bracket 6 facilitates the simultaneous mounting of two pinch rollers 7, and improves the compression support stability compared with a single pinch roller 7.
As shown in fig. 3, the bottom of the support frame 2 is in an L-shaped structure, and the side part of the support frame 2 is provided with a reinforcing rib 11. The bottom of the support frame 2 is fixed on the machine table through two bolts, the axis of the part placed on the concave part 8 can be ensured to be horizontal by using the adjusting gasket, the bottom of the support frame 2 is designed into an L shape, the contact area with the machine table is enlarged, the stability is improved, and the side part of the support frame is provided with the reinforcing ribs 11 to improve the structural strength.
As shown in fig. 1, the grinding wheel 1 is externally provided with a mounting housing 3, a cylinder 4 is fixedly connected to the mounting housing 3, and the cylinder 4 is vertically arranged. The above structure can utilize the original structure of the device, which is used for reducing the occupied space of the cylinder 4 and the space interference to the nearby structure,
As shown in fig. 1, two grinding wheels 1 are provided, and the two grinding wheels 1 are disposed opposite to each other. The two grinding wheels 1 are synchronously used, so that the machining efficiency of parts can be improved, and one grinding wheel 1 can be used as a guide wheel to assist the rotation of the parts.
The working process is that the positions of the mounting brackets 6 relative to the fastening bolts 9 are adjusted according to the outer diameters of spindle heads of the current batch products, before the equipment is started, the two ends of a part to be processed are placed on the concave parts 8 of the supporting frame 2, the equipment is started, an air source supplies air to the air cylinder 4, a piston rod of the air cylinder 4 pushes the cross rod 5 and the mounting brackets 6 to move downwards, the pinch roller 7 is in contact with the end parts of the part, the grinding wheel 1 also synchronously operates, the peripheries of the parts are polished, an operator can manually or by using a tool to rotate the spindle head parts of the part, the part is uniformly polished, and after the polishing procedure is finished, each mechanism is reset or stopped, and then the next part can be processed.
The bicycle shaft polishing and compacting device is characterized in that a pinch roller 7 structure powered by an air cylinder 4 is arranged above a supporting frame 2, two ends of a part are compacted during processing, production loss and safety risk caused by the fact that the part jumps out of equipment during processing are avoided, normal operation of a polishing process is guaranteed, stable support is provided for the part by the pinch roller 7 and an arc-shaped concave portion 8, meanwhile, the rotating requirement of the part is met, a detachable structure is adopted by a mounting bracket 6, the pinch roller 7 can be adjusted to a certain height, the processing of parts with different diameters at two ends is adapted, the application range is wide, the whole structure is simple, the structure connected with the air cylinder 4 and an assembly of original equipment are free from space interference, the installation can be arranged on the existing equipment, and the equipment upgrading cost is reduced.
The utility model is described above by way of example with reference to the accompanying drawings. It will be clear that the utility model is not limited to the embodiments described above. It is within the scope of the present utility model to apply the above-described concepts and technical solutions of the present utility model directly to other applications, as long as they are various insubstantial modifications made by using the method concepts and technical solutions of the present utility model, or not.
Claims (7)
1. A bicycle axle polishing and compacting device comprises grinding wheels (1) and is characterized in that a supporting frame (2) is arranged between the grinding wheels (1), an air cylinder (4) is arranged above the supporting frame (2), the output end of the air cylinder (4) is connected with a cross rod (5), the end part of the cross rod (5) is detachably connected with a mounting bracket (6), and a pinch roller (7) is arranged at the end part of the mounting bracket (6).
2. The bicycle axle polishing and compacting device according to claim 1, wherein two supporting frames (2) are arranged, the two supporting frames (2) are arranged oppositely, a concave part (8) is arranged in the middle of the top end of each supporting frame (2), the concave part (8) is of an arc-shaped structure, and the pressing wheel (7) is located right above the concave part (8).
3. The bicycle axle polishing and compacting device according to claim 2, wherein the end part of the cross rod (5) and the mounting bracket (6) are connected with a fastening bolt (9), a kidney-shaped hole (10) is formed in the top of the mounting bracket (6), and the fastening bolt (9) penetrates through the kidney-shaped hole (10).
4. A bicycle axle polishing and compacting device according to any of claims 1-3, characterized in that the mounting bracket (6) is of a T-shaped structure, and the pressing wheel (7) is rotatably connected to two ends of the bottom of the mounting bracket (6).
5. The bicycle axle polishing and compacting device according to claim 4, wherein the bottom of the supporting frame (2) is of an L-shaped structure, and reinforcing ribs (11) are arranged on the side parts of the supporting frame (2).
6. The bicycle axle polishing and compacting device according to claim 4, wherein a mounting shell (3) is arranged outside the grinding wheel (1), the air cylinder (4) is fixedly connected to the mounting shell (3), and the air cylinder (4) is vertically arranged.
7. A bicycle axle grinding and compacting device according to claim 6, characterized in that two grinding wheels (1) are provided, the two grinding wheels (1) being arranged opposite each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520660156.6U CN223947482U (en) | 2025-04-09 | 2025-04-09 | A bicycle axle grinding and clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520660156.6U CN223947482U (en) | 2025-04-09 | 2025-04-09 | A bicycle axle grinding and clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223947482U true CN223947482U (en) | 2026-02-27 |
Family
ID=98852279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520660156.6U Active CN223947482U (en) | 2025-04-09 | 2025-04-09 | A bicycle axle grinding and clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223947482U (en) |
-
2025
- 2025-04-09 CN CN202520660156.6U patent/CN223947482U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |