Workpiece flat grinding machine
By designing a hollow grinding shaft and dust removal box in a workpiece flat mill, combining fan exhaust and vacuum holes, the dust problem during grinding is solved, and the grinding accuracy and air quality are improved.
Patent Information
- Application Number
- CN202421299096.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-06
- Publication Date
- 2025-07-08
- Estimated Expiration
- 2034-06-06
AI Technical Summary
Existing workpiece flat mills generate a lot of dust during grinding, resulting in a decrease in the accuracy of the grinding surface and an impact on air quality.
A workpiece flat grinder is designed, which includes a hollow grinding shaft and a dust removal box. The grinding dust is collected through the corrugated pipe into the dust removal box through the corrugated pipe, and vacuum holes are installed on the grinding shaft and grinding disc to improve the dust absorption efficiency, while protecting the workpiece with a dustproof sleeve.
It realizes rapid dust treatment during the grinding process, improves the grinding quality and reduces the pollution impact on the air environment.
Smart Images
Figure CN223071088U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of workpiece surface grinders, in particular to a workpiece surface grinder. Background Art
[0002] During the grinding of existing workpiece surface grinders, a large amount of grinding dust will be generated. The existing grinding devices do not have an instant dust treatment device, resulting in the grinding dust affecting the accuracy of the grinding surface and, in addition, affecting the air quality of the workpiece being processed. Summary of the Utility Model
[0003] The technical problem to be solved by the utility model is: in order to overcome the problems existing above, a workpiece surface grinder is provided, which solves the above problems.
[0004] The utility model solves its technical problems by adopting the following technical solutions:
[0005] A workpiece surface grinder includes a working platform. A vertical frame is fixedly arranged on the working platform. A servo motor driven by a lead screw is rotatably arranged inside the vertical frame. A sliding sleeve device is slidably arranged up and down on the vertical frame. The sliding sleeve device is in threaded connection with the lead screw. After the servo motor drives the lead screw to rotate, the sliding sleeve device slides up and down. A hollow grinding shaft driven by a driving motor is rotatably arranged inside the sliding sleeve device. A grinding disc for grinding is fixedly arranged at the lower end of the hollow grinding shaft. And a control switch for controlling the driving motor is fixedly arranged on the sliding sleeve device. A grinding platform for clamping the workpiece to be ground is arranged on the working platform.
[0006] Preferably, the hollow grinding shaft is hollow. A dust removal box with a filter element inside is fixedly arranged on the working platform. An air blower for exhausting air outwards is arranged at the outer end of the dust removal box. A corrugated pipe joint is fixedly arranged at the upper end of the dust removal box. The corrugated pipe joint and the hollow grinding shaft are connected by a corrugated pipe. When the air blower exhausts air, the dust generated by the grinding of the grinding disc is sucked into the dust removal box for collection, effectively reducing pollution.
[0007] Preferably, in order to improve the dust removal rate, a plurality of through hollow grinding shaft dust suction holes are annularly spaced on the outer side wall at the lower end of the hollow grinding shaft. When the air blower is started, the grinding dust is sucked into the corrugated pipe from the hollow grinding shaft dust suction holes.
[0008] Preferably, in order to quickly absorb the grinding dust on the grinding surface, a grinding disc dust suction hole communicated with the hollow grinding shaft is arranged in the middle of the grinding disc, so that the grinding dust is quickly sucked into the hollow grinding shaft during the grinding process.
[0009] Preferably, a dust cover is fixedly provided at the lower end of the sliding bushing device for covering the outside of the workpiece to be polished during polishing.
[0010] Preferably, a plurality of spring compensators are fixedly arranged at intervals in a ring shape in the dust cover for restricting the downward movement stroke when the dust cover is pressed down. The inner diameter of the dust cover is larger than the outer diameter of the polishing platform. The dust cover is sleeved outside the polishing platform. After the spring compensator is deformed to a certain extent, the polishing disc contacts the workpiece to be polished for polishing.
[0011] The advantages and positive effects of the present utility model are: it has a good dust suction effect, can quickly remove the polishing dust while polishing, effectively improves the polishing quality, and reduces the impact on the air environment. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] The present utility model will be further described below with reference to the drawings and embodiments.
[0013] Figure 1 is a schematic structural view of the present utility model;
[0014] Figure 2 is a schematic structural view of the hollow polishing shaft and the polishing disc in the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0015] The present utility model will now be further described in detail with reference to the drawings. These drawings are all simplified schematic views, only illustrating the basic structure of the present utility model in a schematic manner, so they only show the components related to the present utility model.
[0016] The following will further describe the embodiments of the present utility model in detail with reference to the drawings:
[0017] As Figure 1-2 shown, a workpiece surface grinder according to the present utility model includes a working platform 13, a vertical frame 11 is fixedly provided on the working platform 13, a servo motor 10 driven by a lead screw 12 is rotatably provided in the vertical frame 11, a sliding bushing device 23 is slidably provided up and down on the vertical frame 11, the sliding bushing device 23 is threadedly connected to the lead screw 12, the servo motor 10 drives the lead screw 12 to rotate so that the sliding bushing device 23 slides up and down, a hollow polishing shaft 21 driven by a driving motor 20 is rotatably provided in the sliding bushing device 23, a polishing disc 25 for polishing is fixedly provided at the lower end of the hollow polishing shaft 21, and a control switch 19 for controlling the driving motor 20 is fixedly provided on the sliding bushing device 23. A polishing platform 14 for clamping the workpiece to be polished is provided on the working platform 13.
[0018] Preferably, the hollow grinding shaft 21 is hollow. A dust removal box 15 with a filter element inside is fixedly arranged on the working platform 13. An air blower 16 for exhausting air outwards is arranged at the outer end of the dust removal box 15. A corrugated pipe joint 17 is fixedly arranged at the upper end of the dust removal box 15. The corrugated pipe joint 17 and the hollow grinding shaft 21 are connected by a corrugated pipe. When the air blower 16 exhausts air, the dust generated by the grinding of the grinding disc 25 is sucked into the dust removal box 15 for collection, effectively reducing pollution.
[0019] Preferably, in order to improve the dust removal rate, a number of through hollow grinding shaft dust suction holes 24 are annularly and spacedly arranged on the outer side wall of the lower end of the hollow grinding shaft 21. When the air blower 16 is started, the grinding dust is sucked into the corrugated pipe from the hollow grinding shaft dust suction holes 24.
[0020] Preferably, in order to quickly absorb the grinding dust on the grinding surface, a grinding disc dust suction hole 26 communicating with the hollow grinding shaft 21 is arranged in the middle of the grinding disc 25. In this way, the grinding dust is quickly sucked into the hollow grinding shaft 21 during the grinding process.
[0021] Preferably, a dust-proof sleeve 18 is fixedly arranged at the lower end of the sliding shaft sleeve device 23 for covering the outside of the workpiece to be ground during grinding.
[0022] Preferably, a number of spring compensators 22 are annularly and spacedly fixed inside the dust-proof sleeve 18 for restricting the downward movement stroke when the dust-proof sleeve 18 is pressed down. The inner diameter of the dust-proof sleeve 18 is larger than the outer diameter of the grinding platform 14. The dust-proof sleeve 18 is sleeved outside the grinding platform 14. After the spring compensator 22 is deformed to a certain extent, the grinding disc 25 contacts the workpiece to be ground for grinding.
[0023] It should be emphasized that the embodiments described in the present invention are illustrative rather than restrictive. Therefore, the present invention is not limited to the embodiments described in the specific embodiments. Any other embodiments obtained by those skilled in the art according to the technical solutions of the present invention also fall within the protection scope of the present invention.
Claims
1. A workpiece surface grinder, comprising a working platform (13), characterized in that A vertical stand (11) is fixedly provided on the working platform (13), and it is characterized in that: a servo motor (10) driven by a lead screw (12) is rotatably arranged in the vertical stand (11), a sliding shaft sleeve device (23) is slidably arranged up and down on the vertical stand (11), the sliding shaft sleeve device (23) is in threaded connection with the lead screw (12), after the servo motor (10) drives the lead screw (12) to rotate, the sliding shaft sleeve device (23) slides up and down, a hollow grinding shaft (21) driven by a driving motor (20) is rotatably arranged in the sliding shaft sleeve device (23), a grinding disc (25) for grinding is fixedly provided at the lower end of the hollow grinding shaft (21), and a control switch (19) for controlling the driving motor (20) is fixedly provided on the sliding shaft sleeve device (23). A grinding platform (14) is provided on the working platform (13) for clamping the workpiece to be ground.
2. The surface grinder for workpieces according to claim 1, wherein: In addition, the hollow grinding shaft (21) is hollow, a dust removal box (15) with a filter element inside is fixedly provided on the working platform (13), a blower (16) for exhausting air outward is provided at the outer end of the dust removal box (15), a bellows joint (17) is fixedly provided at the upper end of the dust removal box (15), and the bellows joint (17) and the hollow grinding shaft (21) are connected by a bellows. When the blower (16) exhausts air, the dust generated by the grinding of the grinding disc (25) is sucked into the dust removal box (15) for collection, effectively reducing pollution.
3. The surface grinder for workpieces according to claim 2, characterized in that: In order to improve the dust removal rate, a number of through hollow grinding shaft dust suction holes (24) are annularly and spacedly provided on the outer side wall of the lower end of the hollow grinding shaft (21). When the blower (16) is started, the grinding dust is sucked into the corrugated pipe from the hollow grinding shaft dust suction holes (24).
4. The surface grinder for workpieces according to claim 3, characterized in that: In order to quickly absorb the grinding dust on the grinding surface, a grinding disc dust suction hole (26) communicating with the hollow grinding shaft (21) is provided in the middle of the grinding disc (25), so that the grinding dust is quickly sucked into the hollow grinding shaft (21) during the grinding process.
5. The surface grinder for workpieces according to claim 4, wherein: A dust-proof sleeve (18) is fixedly provided at the lower end of the sliding shaft sleeve device (23) for covering the outside of the workpiece to be ground during grinding.
6. The surface grinder for workpieces according to claim 5, wherein: A number of spring compensators (22) are annularly and spacedly fixedly provided in the dust-proof sleeve (18) for limiting the downward movement stroke when the dust-proof sleeve (18) is pressed down. The inner diameter of the dust-proof sleeve (18) is larger than the outer diameter of the grinding platform (14), the dust-proof sleeve (18) is sleeved outside the grinding platform (14), and after the spring compensator (22) is deformed to a certain extent, the grinding disc (25) contacts the workpiece to be ground for grinding.