Abrasive belt grinding mechanism
By designing the belt grinding mechanism, the problem of the wear of the belt affecting the accuracy is solved. The belt replacement is controlled through the compression device, and high-precision belt grinding is achieved.
Patent Information
- Application Number
- CN202422670187.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-04
- Publication Date
- 2025-08-29
- Estimated Expiration
- 2034-11-04
AI Technical Summary
In existing belt grinding equipment, the belt wears and affects the subsequent grinding accuracy and needs to be improved.
A belt grinding mechanism is designed, including a belt loading wheel, a material collection wheel, a compression device and a grinding support assembly. The belt is controlled to replace only the product position during the grinding process through the compression device to ensure the accuracy of subsequent processing.
Improve the polishing accuracy of the belt, ensure that the new belt section is used every time it is polished, and extend the service life of the belt.
Smart Images
Figure CN223277737U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of abrasive belt grinding equipment, in particular to an abrasive belt grinding mechanism. Background Art
[0002] After the bezel is produced, its surface needs to be polished. In the past, polishing equipment usually used a sanding belt transmission device to control the sanding belt transmission to polish the workpiece. The sanding belt would be recycled. Since the sanding belt would have a certain wear after each pair of products were polished, the sanded belt would affect the subsequent polishing accuracy, so it still needs to be improved. Utility Model Content
[0003] The purpose of the utility model is to provide a belt grinding mechanism to solve the problems mentioned in the background technology.
[0004] In order to achieve the above purpose, the present invention provides the following technical solutions:
[0005] A belt grinding mechanism comprises a mounting frame, a Z-axis drive device, a mounting plate, a belt unloading wheel, a belt taking-up wheel, a taking-up drive device, a belt pressing device and a belt grinding support assembly; the Z-axis drive device is mounted on the mounting frame and the power output end is connected to the mounting plate; the belt unloading wheel and the belt taking-up wheel are distributed on the left and right and are rotatably connected to the front side of the upper part of the mounting plate; the taking-up drive device is fixed on the rear side of the mounting plate and the power output end is connected to the belt taking-up wheel; the belt grinding support assembly is fixed on the front side of the lower part of the mounting plate; the belt pressing device is mounted on the front side of the mounting plate and is located between the belt unloading wheel and the belt grinding support assembly, and is used to press the belt between the belt unloading wheel and the belt grinding support assembly.
[0006] Further description of the utility model further includes a damper; the damper is installed on the rear side of the mounting frame and connected to the sanding belt unwinding wheel.
[0007] Further description of the utility model also includes two sanding belt guide shafts; the two sanding belt guide shafts are installed on the front side of the mounting plate and are respectively located at the lower right of the sanding belt unwinding wheel and the lower left of the sanding belt taking-up wheel.
[0008] Further description of the present invention: the sand belt pressing device includes a clamping seat, a cylinder and a clamping block; the clamping seat and the cylinder are respectively fixed on the mounting plate; the clamping block is arranged opposite to the clamping seat and is installed at the power output end of the cylinder.
[0009] Further description of the present invention: the belt sanding support assembly includes a mounting seat, a pressure block and a guide plate; two guide plates are provided and are respectively fixed on the left and right sides of the mounting seat; a guide groove for the sanding belt to pass through is provided between the guide plate and the mounting seat; the pressure block is fixed at the bottom of the mounting seat; the left and right sides of the lower part of the pressure block are respectively provided with inclined surfaces inclined from top to bottom and inward.
[0010] The beneficial effects of the utility model are:
[0011] The sanding belt of this design is released through the sanding belt unloading wheel, and the sanding belt is wound up through the sanding belt pressing device and the sanding belt grinding support assembly through the sanding belt taking-up wheel. During the grinding process, the sanding belt pressing device presses the sanding belt, and the sanding belt wrapped around the position of the sanding belt grinding support assembly is used to grind the product. Every time a product is ground, the sanding belt pressing device loosens the sanding belt, and controls the rotation of the sanding belt taking-up wheel through the taking-up drive device to wind up the sanding belt, so that the sanding belt at the position of the sanding belt grinding support assembly is a new sanding belt, which provides a good foundation for subsequent processing and improves processing accuracy. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is the overall structural diagram of the utility model;
[0013] Figure 2 This is a structural diagram of the utility model in the rear view direction;
[0014] Figure 3 This is a structural diagram of the sand belt pressing device of the utility model;
[0015] Figure 4 It is a structural diagram of the sand belt grinding support assembly of the utility model. DETAILED DESCRIPTION
[0016] The present invention will be further described below with reference to the accompanying drawings:
[0017] like Figure 1-4As shown, a belt grinding mechanism includes a mounting frame 31, a Z-axis drive device 32, a mounting plate 33, a belt unwinding wheel 34, a belt receiving wheel 35, a receiving drive device 36, a belt pressing device 37 and a belt grinding support assembly 38; the Z-axis drive device 32 is mounted on the mounting frame 31 and the power output end is connected to the mounting plate 33; the belt unwinding wheel 34 and the belt receiving wheel 35 are distributed on the left and right and are rotatably connected to the front side of the upper part of the mounting plate 33; the receiving drive device 36 is fixed to the rear side of the mounting plate 33 and the power output end is connected to the belt receiving wheel 35; the belt grinding support assembly 38 is fixed to the front side of the lower part of the mounting plate 33; the belt pressing device 37 is mounted on the front side of the mounting plate 33 and is located at the front of the belt grinding support assembly 38. The belt unloading wheel 34 and the belt grinding support assembly 38 are used to compress the sanding belt between the belt unloading wheel 34 and the belt grinding support assembly 38; the sanding belt is released through the belt unloading wheel 34, and the sanding belt passes through the belt pressing device 37 and the belt grinding support assembly 38 and is wound up through the belt taking-up wheel 35. During the grinding process, the belt pressing device 37 presses the sanding belt, and the sanding belt at the position of the belt grinding support assembly 38 is used to grind the product. Every time a product is ground, the belt pressing device 37 loosens the sanding belt, and controls the belt taking-up wheel 35 to rotate through the taking-up drive device 36 to wind up the sanding belt, so that the sanding belt at the position of the belt grinding support assembly 38 is a new sanding belt, which provides a good foundation for subsequent processing and improves processing accuracy.
[0018] The damper 39 is also included; the damper 39 is mounted on the rear side of the mounting frame 31 and connected to the abrasive belt unwinding wheel 34 to provide a certain resistance to prevent the abrasive belt from being unwound excessively.
[0019] It also includes two sanding belt guide shafts 310; the two sanding belt guide shafts 310 are installed on the front side of the mounting plate 33 and are respectively located at the lower right of the sanding belt unwinding wheel 34 and the lower left of the sanding belt receiving wheel 35, which play a guiding function on the sanding belt.
[0020] The sanding belt pressing device 37 includes a clamping seat 371, a cylinder 372 and a clamping block 373; the clamping seat 371 and the cylinder 372 are respectively fixed on the mounting plate 33; the clamping block 373 is arranged opposite to the clamping seat 371 and is installed at the power output end of the cylinder 372. The cylinder 372 controls the clamping block 373 to be pushed toward the side of the clamping seat 371, and the sanding belt is pressed between the clamping block 373 and the clamping seat 371 to achieve compression and fixation of the sanding belt.
[0021] The belt sanding support assembly 38 includes a mounting seat 381, a pressure block 382 and a guide plate 383; two guide plates 383 are provided and are respectively fixed on the left and right sides of the mounting seat 381; a guide groove for the sanding belt to pass through is provided between the guide plate 383 and the mounting seat 381; the pressure block 382 is fixed to the bottom of the mounting seat 381; the left and right sides of the lower part of the pressure block 382 are respectively provided with inclined surfaces 3821 inclined from top to bottom and inward, and the setting of the guide plate 383 plays a guiding and positioning function for the sanding belt. Inclined surfaces 3821 are provided on both sides of the bottom of the pressure block 382 to form a tip. The sanding belt is passed over the bottom of the pressure block 382, and the sanding belt contacts the product line, which is convenient for sanding the product.
[0022] The above description does not limit the technical scope of the present invention. Any modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.
Claims
1. A belt grinding mechanism, characterized in that: It includes a mounting frame, a Z-axis drive device, a mounting plate, a sanding belt unloading wheel, a sanding belt taking-up wheel, a taking-up drive device, a sanding belt pressing device and a sanding belt grinding support assembly; the Z-axis drive device is installed on the mounting frame and the power output end is connected to the mounting plate; the sanding belt unloading wheel and the sanding belt taking-up wheel are distributed on the left and right and are rotatably connected to the front side of the upper part of the mounting plate; the taking-up drive device is fixed on the rear side of the mounting plate and the power output end is connected to the sanding belt taking-up wheel; the sanding belt grinding support assembly is fixed on the front side of the lower part of the mounting plate; the sanding belt pressing device is installed on the front side of the mounting plate and is located between the sanding belt unloading wheel and the sanding belt grinding support assembly, and is used to press the sanding belt between the sanding belt unloading wheel and the sanding belt grinding support assembly.
2. The belt grinding mechanism according to claim 1, characterized in that: It also includes a damper; the damper is installed on the rear side of the mounting frame and connected to the abrasive belt unwinding wheel.
3. The belt grinding mechanism according to claim 1, characterized in that: It also includes two sanding belt guide shafts; the two sanding belt guide shafts are installed on the front side of the mounting plate and are respectively located at the lower right of the sanding belt unwinding wheel and the lower left of the sanding belt receiving wheel.
4. The belt grinding mechanism according to claim 1, characterized in that: The sand belt pressing device includes a clamping seat, a cylinder and a clamping block; the clamping seat and the cylinder are respectively fixed on the mounting plate; the clamping block is arranged opposite to the clamping seat and is installed at the power output end of the cylinder.
5. The belt grinding mechanism according to claim 1, characterized in that: The belt sanding support assembly includes a mounting seat, a pressure block and a guide plate; two guide plates are provided and are respectively fixed on the left and right sides of the mounting seat; a guide groove for the sanding belt to pass through is provided between the guide plate and the mounting seat; the pressure block is fixed at the bottom of the mounting seat; the left and right sides of the lower part of the pressure block are respectively provided with inclined surfaces inclined from top to bottom and inward.