Superhard material guide rail machining device

Abstract

The utility model relates to a superhard material guide rail machining device which comprises a lathe bed. The working table is arranged above the machine body; the two ends of the cross beam are arranged on the workbench through stand columns; the X-axis linear motor module is arranged on the cross beam; the Z-axis linear module is arranged on the X-axis linear motor module; the spindle box is arranged on the Z-axis linear module, an electric spindle is arranged in the spindle box, and a grinding tool or a polishing tool is installed on the electric spindle; the Y-axis linear motor module is arranged on the workbench; and the workpiece carrying plate is arranged above the Y-axis linear motor module. Through multi-axis linkage of the X-axis linear motor module, the Y-axis linear motor module and the Z-axis linear motor module, the long guide rail is pressurized and polished through a small tool, the grinding amount is controlled through the dwell time and the polishing pressure, and high-precision machining of the long guide rail is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to super-precision machining technical field especially is a kind of superhard material guide rail processing device. BACKGROUND

[0002] In modern manufacturing industry, superhard material guide rail is widely used in various high-end equipment such as numerical control machine tool, precision measuring instrument and automatic production line due to its high hardness, high wear resistance and high precision. The machining precision of these guide rails directly affects the performance and service life of equipment. At present, the machining equipment on the market has great difficulty in achieving 1 microns flatness when processing ceramic guide rail above 1.5 meters. The main reason is that the existing machining method and equipment have the following limitations:

[0003] Insufficient machining precision: traditional machining methods such as mechanical grinding and manual polishing are difficult to meet the high precision requirements of superhard material guide rail. These methods usually rely on the experience and skill of operators, resulting in unstable machining quality and efficiency.

[0004] Equipment limitations: when processing superhard material, the existing machining equipment often cannot provide sufficient rigidity and stability, resulting in vibration during machining and affecting machining precision.

[0005] Flatness control difficulty: for ceramic guide rail above 1.5 meters, the existing machining equipment is difficult to achieve 1 microns flatness control. This is mainly because the existing machining method cannot effectively control the grinding amount and dwell time, resulting in uneven errors on the surface of machined guide rail. SUMMARY

[0006] Therefore, the utility model solves the technical problems in the prior art and provides a superhard material guide rail processing device. Through multi-axis linkage of X-axis, Y-axis and Z-axis linear motor modules, small tools are used to pressurize and polish long guide rails. The grinding amount is controlled by using dwell time and polishing pressure to realize high-precision machining of long guide rails.

[0007] To solve the above technical problems, the utility model provides a superhard material guide rail processing device, which comprises a bed, a workbench and a cross beam. The workbench is arranged above the bed. The cross beam is arranged on the workbench through a stand. An X-axis linear motor module is arranged on the cross beam. A Z-axis linear module is arranged on the X-axis linear motor module. A spindle box is arranged on the Z-axis linear module. An electric spindle is arranged in the spindle box. A grinding tool or polishing tool is installed on the electric spindle. A Y-axis linear motor module is arranged on the workbench. A workpiece loading plate is arranged above the Y-axis linear motor module.

[0008] In one embodiment of the utility model, still be equipped with X axle guide rail on the crossbeam, be used for to the main shaft box on the crossbeam removal slide guiding.

[0009] In one embodiment of the utility model, still be equipped with first Y axle guide rail and second Y axle guide rail on the workstation, the second Y axle guide rail is located at the both sides of first Y axle guide rail, first Y axle guide rail and second Y axle guide rail are used for to the removal of workpiece carrier plate slide guiding.

[0010] In one embodiment of the utility model, X axle guide rail and first Y axle guide rail are all static pressure guide rail.

[0011] In one embodiment of the utility model, Z axle linear module includes displacement table, servo motor, ball screw and displacement adjusting plate, the ball screw is arranged on the displacement table, the output shaft of servo motor is connected with ball screw, and the displacement adjusting plate is arranged on the ball screw.

[0012] In one embodiment of the utility model, be equipped with Z axle guide rail on the displacement table, be used for to the slide of main shaft box guiding.

[0013] In one embodiment of the utility model, the second Y axle guide rail and Z axle guide rail are linear guide rails.

[0014] In one embodiment of the utility model, the main shaft box is arranged on the displacement adjusting plate, and sliding blocks matched with the Z axle guide rail are arranged on the two sides of the displacement adjusting plate.

[0015] In one embodiment of the utility model, the crossbeam is provided with an anti-collision block.

[0016] In one embodiment of the utility model, the workpiece carrier plate is provided with a plurality of air floating feet around the workpiece carrier plate.

[0017] The above technical scheme of the utility model has the following beneficial effects compared with the prior art:

[0018] The utility model discloses a kind of superhard material guide rail processing devices, X axis linear motor module group drives main shaft box to move on crossbeam, Y axis linear motor module group drives workpiece carrier plate to move on workstation, Z axle linear module drives main shaft box to move in perpendicular direction, ensure the accurate alignment and processing of tool and workpiece, by the multi-axis linkage of X axis, Y axis and Z axis linear motor module group, with small tool to pressurize polishing to long guide rail, utilize residence time, polishing pressure to control grinding amount, realize high-precision processing. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to make the content of the utility model more easily be clearly understood, the following according to the specific embodiment of the utility model and combining with the drawings, the utility model is further explained in detail, wherein

[0020] Figure 1 It is the structural schematic diagram of the superhard material guide rail processing device in the preferred embodiment of the utility model;

[0021] Figure 2 It is Figure 1 It is the structural schematic diagram of the main shaft box and electric spindle of the superhard material guide rail processing device shown in the figure;

[0022] Description of the drawing mark of the specification: 1, bed body;2, workbench;3, crossbeam;4, stand;5, X-axis linear motor module;6, Z-axis linear module;61, displacement table;62, servo motor;63, ball screw;64, displacement adjusting plate;65, Z-axis guide rail;7, main shaft box;8, electric spindle;9, Y-axis linear motor module;10, workpiece carrier plate;11, air float foot;21, first Y-axis guide rail;22, second Y-axis guide rail;31, X-axis guide rail. Specific implementation

[0023] The utility model is further explained in combination with the drawings and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0024] Refer to Figure 1 And 2 The utility model discloses a superhard material guide rail processing device, including bed body 1, workbench 2 and crossbeam 3, the workbench 2 is set up in the top of the bed body 1, the both ends of the crossbeam 3 are set up on the workbench 2 through stand 4, be equipped with X-axis linear motor module 5 on the crossbeam 3, be equipped with Z-axis linear module 6 on the X-axis linear motor module 5, be equipped with main shaft box 7 on the Z-axis linear module 6, be equipped with electric spindle 8 in the main shaft box 7, install polishing tool or polishing tool on the electric spindle 8;The workbench 2 is equipped with Y-axis linear motor module 9, the top of the X-axis linear motor module 5 is equipped with workpiece carrier plate 10.

[0025] Still be equipped with X-axis guide rail 31 on the crossbeam 3, for the slide guiding of the main shaft box 7 movement on the crossbeam 3.X-axis guide rail 31 ensures that the main shaft box 7 movement on the crossbeam 3 is more stable and accurate, reduces vibration, improves processing accuracy.

[0026] The workbench 2 is also provided with a first Y-axis guide rail 21 and a second Y-axis guide rail 22, the second Y-axis guide rail 22 is located on both sides of the first Y-axis guide rail 21, and the first Y-axis guide rail 21 and the second Y-axis guide rail 22 are used for sliding guiding the movement of the workpiece carrier plate 10. The double-Y-axis guide rail design ensures that the movement of the workpiece carrier plate 10 on the workbench 2 is more stable and accurate, reduces deviation, and improves machining accuracy.

[0027] The X-axis guide rail 31 and the first Y-axis guide rail 21 are both static pressure guide rails. The static pressure guide rail realizes non-contact support through a high-pressure oil film, significantly reduces friction, improves movement accuracy and stability, and is suitable for high-precision machining.

[0028] The Z-axis linear module 6 includes a displacement table 61, a servo motor 62, a ball screw 63, and a displacement adjustment plate 64, the ball screw 63 is arranged on the displacement table 61, the output shaft of the servo motor 62 is connected with the ball screw 63, and the displacement adjustment plate 64 is arranged on the ball screw 63. Through the precise driving of the servo motor 62 and the ball screw 63, the displacement adjustment plate 64 realizes high-precision Z-axis movement, ensuring the vertical movement accuracy of the spindle box 7.

[0029] The displacement table 61 is provided with a Z-axis guide rail 65 for guiding the sliding movement of the spindle box 7. The Z-axis guide rail 65 ensures that the sliding movement of the spindle box 7 on the displacement table 61 is more stable and accurate, reduces vibration, and improves machining accuracy.

[0030] The second Y-axis guide rail 22 and the Z-axis guide rail 61 are both linear guide rails. The linear guide rail provides high-precision and high-rigidity support, ensuring that the movement of the workpiece carrier plate 10 and the spindle box 7 is more stable and accurate, and is suitable for heavy load and high-precision machining.

[0031] The spindle box 7 is arranged on the displacement adjustment plate 64, and sliding blocks adapted to the Z-axis guide rail 61 are arranged on both sides of the displacement adjustment plate 64. The cooperation of the sliding blocks and the Z-axis guide rail 61 ensures the accurate guiding of the spindle box 7 in the Z-axis direction, reduces deviation, and improves machining accuracy.

[0032] The cross beam 3 is provided with an anti-collision block. The anti-collision block can effectively prevent the spindle box 7 from colliding with the cross beam 3 or other components during movement, protecting the safety of the equipment and the operator.

[0033] The workpiece carrier plate 10 is provided with a plurality of air floating feet 11 around the periphery. The air floating feet 11 realize non-contact support through an air film, reduce vibration, and improve the stability and machining accuracy of the workpiece carrier plate 10.

[0034] Obviously, the above embodiments are only examples for clearly illustrating the present application and are not intended to limit the present application. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. Here, all the embodiments are not required to be enumerated. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A device for processing ultra-hard material guide rails, characterized in that: The utility model relates to a kind of polishing machine, including: Bed; Workbench, it is set above the bed body; Crossbeam, both ends are set on the workbench by stand; X-axis linear motor module, it is set on the crossbeam; Z-axis linear module, it is set on the X-axis linear motor module; Spindle box, it is set on the Z-axis linear module, the electric spindle is equipped in the spindle box, and polishing tool or polishing tool is installed on the electric spindle; Y-axis linear motor module, it is set on the workbench; Workpiece carrier plate, it is set above the Y-axis linear motor module.

2. A device for machining a superhard material rail according to claim 1, wherein: The crossbeam is further equipped with X-axis guide rail, for the sliding guide of the spindle box movement on crossbeam.

3. A device for machining a superhard material rail according to claim 2, wherein: The workbench is further equipped with first Y-axis guide rail and second Y-axis guide rail, and the second Y-axis guide rail is located at both sides of the first Y-axis guide rail, and the first Y-axis guide rail and second Y-axis guide rail are used to the sliding guide of the workpiece carrier plate movement.

4. A device for machining a superhard material rail according to claim 3, wherein: The X-axis guide rail and first Y-axis guide rail are both static pressure guide rail.

5. A device for machining a superhard material rail according to claim 3, wherein: Z-axis linear module includes displacement table, servo motor, ball screw and displacement adjusting plate, the ball screw is set on the displacement table, the output shaft of the servo motor is connected with the ball screw, and the displacement adjusting plate is set on the ball screw.

6. A device for machining a superhard material rail according to claim 5, wherein: The displacement table is equipped with Z-axis guide rail, for the sliding of the spindle box is guided.

7. A device for machining a superhard material rail according to claim 6, wherein: The second Y-axis guide rail and Z-axis guide rail are both linear guide rail.

8. A device for machining a superhard material rail according to claim 7, wherein: The spindle box is set on the displacement adjusting plate, and the both sides of the displacement adjusting plate are equipped with slider compatible with the Z-axis guide rail.

9. The apparatus of claim 1, wherein: The crossbeam is equipped with anti-collision block.

10. The apparatus of claim 1, wherein: The periphery of the workpiece carrier plate is equipped with a plurality of air float feet.

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