An ultra-precision grinding component with nanometer-level accuracy

Abstract

The utility model discloses an ultra-precision grinding assembly with nanometer-level precision, which is characterized in that it includes: an ultra-precision grinder; a transverse linear slide rail, which is arranged on one side of the grinding wheel of the ultra-precision grinder and is fixedly connected to the ultra-precision grinder; a mounting plate, which is arranged on the upper side of the transverse linear slide rail and is fixedly connected to the slider of the transverse linear slide rail; a U-seat, which is fixedly connected to the mounting plate, and the U-seat bearing is connected to a symmetrical rotating shaft, and the symmetrical rotating shaft is respectively fixedly connected to two short vertical rods of the mounting frame; a mounting seat, which is rotatably connected to the two long vertical rods of the mounting frame, and the four corners of the mounting seat are respectively connected to the mounting rods. The utility model relates to the field of grinding technology, and specifically, to an ultra-precision grinding assembly with nanometer-level precision. The technical problem to be solved by the utility model is to provide an ultra-precision grinding assembly with nanometer-level precision, which is conducive to realizing the position and posture adjustment of the workpiece to be processed and convenient for realizing ultra-precision grinding processing.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding, in particular to an ultra-precision grinding component with nanometer-level accuracy. Background Art

[0002] Ultra-precision grinding components usually involve a series of high-precision, high-quality equipment and tools to achieve ultra-precision grinding. This grinding process technology is mainly used to manufacture parts and products with extremely high requirements for surface roughness and processing accuracy. The core of ultra-precision grinding components is the ultra-precision grinder, which uses a high-speed rotating grinding wheel as a grinding tool to perform fine cutting on the surface of the workpiece. This grinder is usually equipped with a high-precision control system and advanced measurement technology to ensure stability and accuracy during the grinding process. In addition, ultra-precision grinding also requires the use of high-quality grinding tools, such as grinding wheels with high hardness abrasives such as diamond grinding wheels and CBN grinding wheels. These grinding tools have micro-edge properties and iso-height properties, which can produce subtle cutting actions during the grinding process, thereby obtaining extremely low surface roughness and high-precision processing results.

[0003] Existing technology, such as the utility model of an ultra-precision grinding device for glass resonators, authorized announcement number CN220783371U. It can realize the three-axis linkage function of X, Z, and B axes, realize the processing of complex curved surfaces and internal and external surfaces, and is equipped with a grinding axis bidirectional adjustment seat, which is adjusted by screws. After adjustment, the pin is positioned so that the axis of the grinding axis coincides with the axis of the workpiece clamping axis, and then the Z direction is adjusted by a differential screw to ensure that accurate adjustment can be achieved, and the center of the grinding head is adjusted to the center position of the B-axis turntable.

[0004] At present, there is still a lack of a device that can drive the workpiece to move horizontally and vertically while swinging on the horizontal and vertical planes, so as to facilitate the grinding of the workpiece. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide an ultra-precision grinding component with nanometer-level accuracy, which is conducive to realizing the position and posture adjustment of the workpiece to be processed and conveniently realizing ultra-precision grinding processing.

[0006] The utility model adopts the following technical solutions to achieve the invention purpose:

[0007] An ultra-precision grinding assembly with nanometer-level precision is characterized in that it includes: an ultra-precision grinder; a transverse linear slide rail, which is arranged on one side of the ultra-precision grinder grinding wheel and fixedly connected to the ultra-precision grinder; a mounting plate, which is arranged on the upper side of the transverse linear slide rail and fixedly connected to the slider of the transverse linear slide rail; a U-seat, which is fixedly connected to the mounting plate, and the U-seat bearing is connected to a symmetrical rotating shaft, and the symmetrical rotating shaft is respectively fixedly connected to two short vertical rods of the mounting frame; a mounting seat, which is rotatably connected to the two long vertical rods of the mounting frame, and the four corners of the mounting seat are respectively connected to the mounting rod; a fixture seat, which is arranged at the upper end of the mounting rod, and each of the mounting rods is respectively fixedly connected to the fixture seat. The ultra-precision grinder is equipped with a high-precision control system and advanced measurement technology to ensure stability and accuracy during the grinding process. Its grinding wheel uses high-quality grinding tools, such as grinding wheels with high hardness abrasives such as diamond grinding wheels and CBN grinding wheels. These grinding tools have micro-edge properties and iso-height properties, and can produce subtle cutting actions during the grinding process, thereby obtaining extremely low surface roughness and high-precision processing effects.

[0008] As a further limitation of the technical solution, the U-base is fixedly connected to a steering gear, and the output shaft of the steering gear is fixedly connected to one of the rotating shafts. By using the steering gear, power is provided for the angle adjustment of the workpiece.

[0009] As a further limitation of the technical solution, the mounting frame is provided with a straight groove, a guide round rod is provided in the straight groove, the guide round rod is fixedly connected to the mounting frame, a moving rod is provided in the straight groove, the guide round rod passes through the moving rod, the moving rod is fixedly connected to a round block, the round block is provided in a vertical groove, and the vertical groove is fixedly connected to the mounting seat. By providing the round block in the vertical groove, the angle adjustment of the workpiece is achieved when the round block moves.

[0010] As a further limitation of the technical solution, a short vertical rod bearing of the mounting frame is connected to the central axis of the active bevel gear, the mounting frame bearing is connected to the central axis of the driven bevel gear, the driven bevel gear meshes with the active bevel gear, the central axis of the driven bevel gear is connected to a rotating disk, the edge of the rotating disk is rotatably connected to one end of a connecting rod, and the other end of the connecting rod is rotatably connected to the moving rod. By adopting the meshing of the bevel gears, the circular block moves when the active bevel gear rotates.

[0011] As a further limitation of the technical solution, the U-seat is fixedly connected to the gear ring, the central axis of the active bevel gear is fixedly connected to the gear, and the gear meshes with the gear ring. The active bevel gear is rotated by meshing the gear and the gear ring.

[0012] As a further limitation of the technical solution, the mounting rod adopts an electric push rod. The push rod of the mounting rod is connected to the fixture seat. The mounting rod adopts an electric push rod to drive the workpiece to move in the height direction, which facilitates the processing of the workpiece.

[0013] Compared with the related art, the nanometer-level ultra-precision grinding assembly provided by the utility model has the following beneficial effects:

[0014] (1) The ultra-precision grinding machine of the device drives the grinding wheel to move horizontally and vertically, so as to facilitate the grinding of the workpiece;

[0015] (2) The device is provided with a steering gear, and adopts gear ring meshing and bevel gear meshing to realize swinging in two mutually perpendicular planes, so as to facilitate the processing of the workpiece;

[0016] (3) The mounting rod of the device adopts an electric push rod to drive the workpiece to move in the height direction, thereby facilitating the processing of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 .

[0018] Figure 2 It is a schematic diagram of the local three-dimensional structure of the utility model Figure 1 .

[0019] Figure 3 It is a schematic diagram of the local three-dimensional structure of the utility model Figure 2 .

[0020] Figure 4 It is a schematic diagram of the local three-dimensional structure of the utility model Figure 3 .

[0021] Figure 5 It is a schematic diagram of the local three-dimensional structure of the utility model Figure 4 .

[0022] Figure 6 The three-dimensional structure of the utility model is shown in FIG. Figure 2 .

[0023] In the figure: 1, ultra-precision grinder, 2, horizontal linear slide rail, 3, mounting plate, 4, fixture seat, 5, mounting rod, 6, mounting seat, 7, U seat, 8, gear ring, 9, servo, 10, vertical slot, 11, rotating shaft, 12, mounting frame, 13, straight slot, 14, guide round rod, 15, moving rod, 16, round block, 17, driven bevel gear, 18, driving bevel gear, 19, gear, 20, turntable, 21, connecting rod. DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0025] Embodiment 1: An ultra-precision grinding assembly with nanometer-level precision comprises: an ultra-precision grinder 1; a transverse linear slide 2, arranged on one side of the grinding wheel of the ultra-precision grinder 1, and fixedly connected to the ultra-precision grinder 1; a mounting plate 3, arranged on the upper side of the transverse linear slide 2, and fixedly connected to the slider of the transverse linear slide 2; a U seat 7, fixedly connected to the mounting plate 3, the U seat 7 bearing connected to a symmetrical rotating shaft 11, and the symmetrical rotating shaft 11 is respectively fixedly connected to two short vertical rods of a mounting frame 12; a mounting seat 6, rotatably connected to two long vertical rods of the mounting frame 12, and the four corners of the mounting seat 6 are respectively connected to mounting rods 5; a fixture seat 4, arranged at the upper end of the mounting rod 5, and each of the mounting rods 5 is respectively fixedly connected to the fixture seat 4. The ultra-precision grinder 1 is equipped with a high-precision control system and advanced measurement technology to ensure stability and accuracy during the grinding process. Its grinding wheel uses high-quality grinding tools, such as diamond grinding wheels and CBN grinding wheels and other grinding wheels with high hardness abrasives. These abrasive tools have micro-edge and contour properties, which can produce a subtle cutting action during the grinding process, thereby achieving extremely low surface roughness and high-precision processing results.

[0026] The U-base 7 is fixedly connected to a steering gear 9, and the output shaft of the steering gear 9 is fixedly connected to one of the rotating shafts 11. By using the steering gear 9, power is provided for the angle adjustment of the workpiece.

[0027] The mounting frame 12 is provided with a straight groove 13, a guide round rod 14 is provided in the straight groove 13, the guide round rod 14 is fixedly connected to the mounting frame 12, a moving rod 15 is provided in the straight groove 13, the guide round rod 14 passes through the moving rod 15, the moving rod 15 is fixedly connected to a round block 16, the round block 16 is provided in the vertical groove 10, and the vertical groove 10 is fixedly connected to the mounting seat 6. By providing the round block 16 in the vertical groove 10, when the round block 16 moves, the angle adjustment of the workpiece is achieved.

[0028] A short vertical rod bearing of the mounting frame 12 is connected to the central axis of the active bevel gear 18, and the mounting frame 12 bearing is connected to the central axis of the driven bevel gear 17, and the driven bevel gear 17 meshes with the active bevel gear 18, and the central axis of the driven bevel gear 17 is connected to the rotating disk 20, and the edge of the rotating disk 20 is rotatably connected to one end of the connecting rod 21, and the other end of the connecting rod 21 is rotatably connected to the moving rod 15. By adopting the meshing of the bevel gears, the round block 16 moves when the active bevel gear 18 rotates.

[0029] The U-base 7 is fixedly connected to the gear ring 8, and the central axis of the active bevel gear 18 is fixedly connected to the gear 19, and the gear 19 meshes with the gear ring 8. The rotation of the active bevel gear 18 is achieved by adopting the meshing of the gear and the gear ring.

[0030] The ultra-precision grinding machine 1 has a built-in controller, and the transverse linear guide rail 2 and the steering gear 9 are electrically connected to the controller.

[0031] The model of the controller is STM32F103VCT6.

[0032] The model of the transverse linear slide rail 2 is DS45S75C synchronous belt slide module.

[0033] The model of the servo 9 is DS5160 digital servo servo.

[0034] The working principle of the ultra-precision grinding assembly with nanometer precision provided by the utility model is as follows:

[0035] The clamp is mounted on the clamp seat 4, and the workpiece is clamped by the clamp.

[0036] The ultra-precision grinding machine 1 is controlled to work so that the grinding wheel rotates, the controller controls the steering gear 9 to rotate, the steering gear 9 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the mounting frame 12, the guide round rod 14, the moving rod 15, the round block 16, the gear 19, the active bevel gear 18, the driven bevel gear 17, the turntable 20, the connecting rod 21, the vertical groove 10, the mounting seat 6, the mounting rod 5, the fixture seat 4, the fixture and the workpiece to swing in the horizontal plane, the gear 19 meshes with the gear ring 8 to rotate, the gear 19 drives the active bevel gear 18 to rotate, and the active bevel gear 18 drives the driven bevel gear 17 The gear 17 and the turntable 20 rotate, the turntable 20 drives the connecting rod 21 to swing, the connecting rod 21 drives the moving rod 15 to move along the guide round rod 14 in the straight groove 13, the moving rod 15 drives the round block 16 to swing in the vertical groove 10, the round block 16 drives the vertical groove 10 to swing, the vertical groove 10 drives the mounting seat 6, the mounting rod 5, the fixture seat 4, the fixture and the workpiece to swing in the vertical plane, so that the workpiece is swung to a suitable position, and the horizontal linear slide rail 2 is controlled to drive the mounting plate 3 to move, so that the grinding wheel rotates to contact the workpiece, and the grinding of the workpiece is realized.

[0037] Embodiment 2: This embodiment is further described on the basis of embodiment 1, and the mounting rod 5 is an electric push rod. The push rod of the mounting rod 5 is connected to the fixture seat 4. The mounting rod 5 is an electric push rod, which drives the workpiece to move in the height direction, so as to facilitate the processing of the workpiece.

[0038] The mounting rod 5 is electrically connected to the controller.

[0039] The model of the mounting rod 5 is a BMXL micro electric push rod with encoder.

[0040] The working principle of the ultra-precision grinding assembly with nanometer precision provided by the utility model is as follows:

[0041] The installation rod 5 is controlled to be extended and retracted, so that the clamp seat 4 can move in the height direction, thereby facilitating the processing of the workpiece.

[0042] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An ultra-precision grinding component with nanometer precision, characterized in that: include: Ultra-precision grinding machine (1); A transverse linear slide rail (2) is arranged on one side of the grinding wheel of the ultra-precision grinder (1) and is fixedly connected to the ultra-precision grinder (1); A mounting plate (3) is arranged on the upper side of the transverse linear slide rail (2) and fixedly connected to a slider of the transverse linear slide rail (2); A U-base (7) is fixedly connected to the mounting plate (3); the U-base (7) is bearing-connected to a symmetrical rotating shaft (11); the symmetrical rotating shaft (11) is respectively fixedly connected to two short vertical rods of the mounting frame (12); A mounting seat (6) is rotatably connected to two long vertical rods of the mounting frame (12), and the four corners of the mounting seat (6) are respectively connected to the mounting rods (5); The clamp seat (4) is arranged at the upper end of the installation rod (5), and each installation rod (5) is respectively fixedly connected to the clamp seat (4).

2. The nanometer-level ultra-precision grinding assembly according to claim 1 is characterized in that: The U-seat (7) is fixedly connected to a steering gear (9), and an output shaft of the steering gear (9) is fixedly connected to one of the rotating shafts (11).

3. The nanometer-level ultra-precision grinding assembly according to claim 1 is characterized in that: The mounting frame (12) is provided with a straight groove (13), a guide round rod (14) is provided in the straight groove (13), the guide round rod (14) is fixedly connected to the mounting frame (12), a moving rod (15) is provided in the straight groove (13), the guide round rod (14) passes through the moving rod (15), the moving rod (15) is fixedly connected to a round block (16), the round block (16) is provided in the vertical groove (10), and the vertical groove (10) is fixedly connected to the mounting seat (6).

4. The nanometer-level ultra-precision grinding assembly according to claim 3 is characterized in that: A short vertical rod bearing of the mounting frame (12) is connected to the central axis of the active bevel gear (18), the mounting frame (12) bearing is connected to the central axis of the driven bevel gear (17), the driven bevel gear (17) meshes with the active bevel gear (18), the central axis of the driven bevel gear (17) is connected to a rotating disk (20), the edge of the rotating disk (20) is rotatably connected to one end of a connecting rod (21), and the other end of the connecting rod (21) is rotatably connected to the moving rod (15).

5. The nanometer-level ultra-precision grinding assembly according to claim 4 is characterized in that: The U-seat (7) is fixedly connected to the gear ring (8), the central axis of the active bevel gear (18) is fixedly connected to the gear (19), and the gear (19) meshes with the gear ring (8).

6. The nanometer-level ultra-precision grinding assembly according to claim 1 is characterized in that: The installation rod (5) is an electric push rod.

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