Fixing clamp for precision bearing machining

Abstract

The invention relates to the technical field of fixing clamps, and discloses a precision bearing machining fixing clamp which comprises a reinforcing table, the bottom of the reinforcing table is fixedly connected with a machining table, and a machining shaft piece is installed at the top of the reinforcing table; according to the shaft part machining device, after a machined shaft part is placed on the reinforcing table through a machine or a worker, the motor or the rotary table rotates to drive the clamping plates to move so as to clamp the machined shaft part, and displacement caused by the influence of factors such as cutting force and vibration in the machining process is prevented; and during clamping, the clamping plate moves to drive the second pressing plate for reinforcement, damage to the surface of the precision bearing is prevented, consistency of the machining precision and quality is facilitated, dimensional deviation and surface quality difference caused by different clamping forces are reduced, and the machining efficiency is greatly improved.

Description

Technical Field

[0001] The invention relates to the technical field of fixing fixtures, in particular to a fixing fixture for precision bearing processing. Background Art

[0002] In order to meet the high requirements of modern industry for precision bearing processing, it is imperative to develop a new type of fixing fixture for precision bearing processing. This fixture should have stable and reliable fixing performance, good versatility and convenient operation to improve the processing accuracy, quality and production efficiency of precision bearings.

[0003] Patent application number 202221706185.4 relates to a new type of fixing fixture for precision bearing processing, in particular a workbench and a bearing, the workbench table is installed with a first cylinder, the end of the first cylinder is installed with a first clamping plate, the outside of the first clamping plate is installed with a second cylinder, the end of the second cylinder is installed with a second clamping plate, the workbench table is slidably connected with a tray, the outside of the second clamping plate is rotatably connected with a rotating plate, the end of the rotating plate away from the second clamping plate is installed with a round rod, the side of the tray is provided with a first square groove, the side of the workbench is provided with a second square groove, and the workbench table is installed with A fixed clamping plate and a workbench surface are provided with two sliding grooves, and a sliding block is slidably connected inside the sliding groove. In the present invention, a first clamping plate is set to push the tray to drive the bearing for pre-fixation, and then the second clamping plate is used to accurately fix the bearing, thereby reducing the friction between the bearing and the workbench surface when the bearing is fixed, and avoiding the friction from affecting the precision of the bearing. However, this device is difficult to accurately position and guide when reinforcing the tight bearing, which will cause problems such as inaccurate precision and insufficient stability in the processing of precision bearings. Therefore, a fixed fixture for precision bearing processing is proposed to solve the above-mentioned problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a fixing fixture for precision bearing processing in view of the deficiencies in the above-mentioned prior art.

[0005] 7. The swiftly and minutely adjusting device for a wood-planer working table as claimed in claim 1, wherein said linking rod and said adjusting base are pivotally connected to each other with a bolt, and said bolt has a round shank to contact with said linking rod. said linking rod has a round shank to contact with said linking rod. On one side of the moving rod two, the guide plate is slidably connected to the circumferential surface of the pulley one, the pressure plate one is fixedly connected to the top of the moving rod two, the elastic telescopic rod is fixedly connected to the bottom of the pressure plate one, and the pressure plate two is fixedly connected to the bottom end of the elastic telescopic rod; when the processing shaft is placed on the reinforcement table by machinery or workers, the clamping plate can be driven to move by the rotation of a motor or a turntable to clamp the processing shaft to prevent displacement due to factors such as cutting force and vibration during the processing, thereby improving the rotation accuracy and service life of the processing shaft. While clamping, the movement of the clamping plate drives the pressure plate two to reinforce to prevent damage to the surface of the precision bearing, which is helpful for the consistency of processing accuracy and quality, reduces dimensional deviation and surface quality difference caused by different clamping forces, and greatly improves the processing efficiency. The bottom of the guide plate is fixedly connected to the top of the reinforcement table, the outer surface of the moving rod one is slidably connected to the inner wall of the reinforcement table, and the bottom of the clamping plate contacts the top of the reinforcement table.

[0006] Preferably, the scraping mechanism comprises a second fixed block, an L-shaped rod, a third fixed block, a first scraping rod, a collecting box, a second scraping rod, a fourth fixed block and a fifth fixed block, the second fixed block being fixedly connected to both sides of the first moving rod, an end of the L-shaped rod close to the first moving rod contacts the inclined surface of the second fixed block, the third fixed block contacts the side of the L-shaped rod away from the second fixed block, the first scraping rod being fixedly connected to the top of the third fixed block, the fifth fixed block being fixedly connected to the side of the first moving rod close to the first scraping rod, the side of the fourth fixed block close to the first moving rod is located on the moving track of the fifth fixed block, the second scraping rod being fixedly connected to the side of the fourth fixed block away from the fifth fixed block, and the inner wall of the collecting box contacts the bottom of the second scraping rod; when the machining of the machining shaft is completed After completion, the movement of moving rod one drives the scraper rod one to move to clean the table surface, and the waste is recovered into the collection box to prevent the waste from damaging the processing shaft on the table surface after processing, thereby improving the efficiency of the processing operation and the quality of the workpiece; after scraping, the moving rod one drives the scraper rod two to move to move the waste in the collection box to prevent the accumulation of waste, thereby increasing the space of the collection box, enhancing the collection effect, and improving the work efficiency; the L-shaped rod is rotatably connected to the inner wall of the reinforcement table through a torsion spring, and the fixed block three is slidably connected to the inner wall of the reinforcement table; the bottom of the scraper rod one contacts the top of the reinforcement table, the outer surface of the collection box contacts the inner wall of the reinforcement table, and the outer surface of the fixed block four is slidably connected to the inner wall of the reinforcement table.

[0007] Preferably, the lubrication mechanism includes a lubrication box, a sliding rod, an inclined block, a T-bar, a brush head group, a rotating shaft, a stirring rod, a second pulley and a connecting rod, the lubrication box is fixedly connected to a side of the moving rod one close to the collecting box, the brush head group is fixedly connected to the bottom of the lubrication box, the sliding rod is slidably connected to the inner wall of the lubrication box, the bottom inclined surface of the inclined block contacts the top inclined surface of the sliding rod, the top inclined surface of the T-bar contacts the bottom inclined surface of the sliding rod, the connecting rod is fixedly connected to the outer surface of the T-bar, the circumferential surface of the second pulley contacts the top of the connecting rod, the rotating shaft is fixedly connected to the inner wall of the second pulley, and the stirring rod is fixedly connected to the circumferential surface of the rotating shaft. When the machining shaft is clamped, the moving rod drives the lubrication box to move, and the lubrication box drives the brush head group to lubricate and clean, so as to prevent jamming when reinforcing the workpiece, effectively reduce friction, reduce wear, extend the service life of the threaded rod, and improve the clamping effect. While cleaning and lubricating, the T-rod drives the stirring rod to rotate to stir the lubricating liquid, so as to prevent precipitation and stratification, maintain the uniformity and stability of the lubricating liquid, extend its service life, and improve the lubrication effect. The top of the inclined block is fixedly connected to the inner wall of the reinforcement table, and the T-rod is slidably connected to the inner wall of the lubrication box through a spring sheet, and the circumferential surface of the rotating shaft contacts the inner wall of the lubrication box.

[0008] The present invention adopts the above technical solution to bring the following beneficial effects: 1. A fixing fixture for precision bearing processing, through the cooperation of a bidirectional threaded rod, a turntable, a moving rod 1, a clamping plate, a moving rod 2, a fixed block 1, a pulley 1, a guide plate, a pressure plate 1, an elastic telescopic rod and a pressure plate 2. When the processing shaft is placed on a reinforcement table by a machine or a worker, the clamping plate can be driven by a motor or a turntable to move and clamp the processing shaft to prevent displacement due to factors such as cutting force and vibration during processing, thereby improving the rotation accuracy and service life of the processing shaft. While clamping, the clamping plate moves and drives the pressure plate 2 to reinforce and prevent damage to the surface of the precision bearing, which is conducive to the consistency of processing accuracy and quality, reduces dimensional deviation and surface quality differences caused by different clamping forces, and greatly improves processing efficiency.

[0009] 2. This kind of fixing fixture for precision bearing processing cooperates with each other through the cooperation of fixing block 2, L-shaped rod, fixing block 3, scraper rod 1, collecting box, scraper rod 2, fixing block 4 and fixing block 5. When the processing of the processing shaft is completed, the moving rod 1 moves to drive the scraper rod 1 to clean the table surface, and the waste is recovered into the collecting box to prevent the waste from damaging the processing shaft on the table after processing, thereby improving the efficiency of the processing operation and the quality of the workpiece. After scraping, the moving rod 1 drives the scraper rod 2 to move to move the waste in the collecting box to prevent the accumulation of waste, thereby increasing the space of the collecting box, enhancing the collection effect and improving the work efficiency.

[0010] 3. This kind of fixed fixture for precision bearing processing, through the coordinated operation between the lubrication box, sliding rod, inclined block, T-rod, brush head group, rotating shaft, stirring rod, pulley 2 and connecting rod, when clamping the processing shaft, the moving rod drives the lubrication box to move, and the lubrication box drives the brush head group to lubricate and clean, so as to prevent jamming when reinforcing the workpiece, effectively reduce friction, reduce wear, extend the service life of the threaded rod, and improve the clamping effect. While cleaning and lubricating, the T-rod drives the stirring rod to rotate to stir the lubricating fluid to prevent precipitation and stratification, maintain the uniformity and stability of the lubricating fluid, extend its service life, and improve the lubrication effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a cross-sectional view of the reinforcement platform structure of the present invention; Figure 3 It is a schematic diagram of the splint structure of the present invention; Figure 4 For the present invention Figure 3 A schematic diagram of the enlarged structure in the middle; Figure 5 This is a structural schematic diagram of a scraper rod according to the present invention; Figure 6 For the present invention Figure 5 A magnified schematic diagram of the structure B in the middle; Figure 7 It is a schematic diagram of the structure of the lubrication box of the present invention; Figure 8 For the present invention Figure 7 A magnified schematic diagram of the C structure; Fig. 9 It is a schematic diagram of the structure of the brush head group of the present invention.

[0012] In the figure: 1. reinforcement table; 2. processing table; 3. processing shaft; 4. clamping mechanism; 41. bidirectional threaded rod; 42. turntable; 43. moving rod one; 44. clamping plate; 45. moving rod two; 46. fixed block one; 47. pulley one; 48. guide plate; 49. pressure plate one; 410. elastic telescopic rod; 411. pressure plate two; 5. scraping mechanism; 51. fixed block two; 52. L-shaped rod; 53. fixed block three; 54. scraping rod one; 55. collecting box; 56. scraping rod two; 57. fixed block four; 58. fixed block five; 6. lubrication mechanism; 61. lubrication box; 62. sliding rod; 63. oblique block; 64. T-shaped rod; 65. brush head group; 66. rotating shaft; 67. stirring rod; 68. pulley two; 69. connecting rod. DETAILED DESCRIPTION

[0013] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0014] See also Figure 1-Figure 9One embodiment of the present invention is: a fixing fixture for precision bearing processing, comprising a reinforcement platform 1, a processing table 2 is fixedly connected to the bottom of the reinforcement platform 1, and a processing shaft 3 is installed on the top of the reinforcement platform 1; a clamping mechanism 4 is provided on the inner wall of the reinforcement platform 1, a scraping mechanism 5 is provided on the inner wall of the reinforcement platform 1, and a lubricating mechanism 6 is provided on the inner wall of the reinforcement platform 1; the clamping mechanism 4 comprises a bidirectional threaded rod 41, a turntable 42, a moving rod 43 and a clamping plate 44, the bidirectional threaded rod 41 is rotatably connected to the inner wall of the reinforcement platform 1, the turntable 42 is fixedly connected to the left end of the bidirectional threaded rod 41, the moving rod 43 is threadedly connected to the circumferential surface of the bidirectional threaded rod 41, and the clamping plate 44 is fixedly connected to the top of the moving rod 43; when the reinforcement After the processing shaft 3 is placed on the reinforcement table 1 by a machine or a worker, the bidirectional threaded rod 41 can be driven to rotate by the motor or the turntable 42, and the bidirectional threaded rod 41 drives the moving rod 1 43 to move, and the moving rod 1 43 drives the clamping plate 44 to move to clamp the processing shaft 3 to prevent displacement due to factors such as cutting force and vibration during the processing, thereby improving the rotation accuracy and service life of the processing shaft 3. The clamping mechanism 4 also includes a moving rod 2 45, a fixed block 1 46, a pulley 1 47, a guide plate 48, a pressure plate 1 49, an elastic telescopic rod 410 and a pressure plate 2 411. The moving rod 2 45 is slidably connected to the inner wall of the clamping plate 44, and the fixed block 1 46 is fixedly connected to the outer wall of the moving rod 2 45 The surface of the processing shaft 3 is fixedly connected to the side of the fixed block 1 46 away from the moving rod 2 45, the guide plate 48 is slidably connected to the circumferential surface of the pulley 1 47, the pressure plate 1 49 is fixedly connected to the top of the moving rod 2 45, the elastic telescopic rod 410 is fixedly connected to the bottom of the pressure plate 1 49, and the pressure plate 2 411 is fixedly connected to the bottom end of the elastic telescopic rod 410; while clamping the processing shaft 3, the clamping plate 44 moves to drive the moving rod 2 45 to move, the moving rod 2 45 drives the fixed block 1 46 to move, the fixed block 1 46 drives the pulley 1 47 to move, the pulley 1 47 moves downward through the inclined groove of the guide plate 48 to drive the fixed block 1 46 to move downward, the fixed block 1 46 drives the moving rod 2 45 to move downward, and the moving rod 2 4 5 drives the pressure plate 1 49 to move, the pressure plate 1 49 drives the elastic telescopic rod 410 to move, the elastic telescopic rod 410 drives the pressure plate 2 411 to move to reinforce and guide the processing shaft 3, and at the same time, the pressure plate 2 411 is pressed on the processing shaft 3 during reinforcement, and the elastic telescopic rod 410 contracts and elastically clamps it to prevent damage to the surface of the precision bearing, which is conducive to the consistency of processing accuracy and quality, reduces the dimensional deviation and surface quality difference caused by different clamping forces, and greatly improves the processing efficiency. The bottom of the guide plate 48 is fixedly connected to the top of the reinforcement platform 1, the outer surface of the moving rod 1 43 is slidably connected to the inner wall of the reinforcement platform 1, and the bottom of the clamping plate 44 is in contact with the top of the reinforcement platform 1; The scraping mechanism 5 includes a fixed block 2 51, an L-shaped rod 52, a fixed block 3 53, a scraping rod 1 54, a collecting box 55, a scraping rod 2 56, a fixed block 4 57 and a fixed block 58. The fixed block 2 51 is fixedly connected to both sides of the moving rod 1 43, and the end of the L-shaped rod 52 close to the moving rod 1 43 contacts the inclined surface of the fixed block 2 51, and the fixed block 3 53 contacts the side of the L-shaped rod 52 away from the fixed block 2 51. The scraping rod 1 54 is fixedly connected to the top of the fixed block 3 53. After the processing of the workpiece 3 is completed, the moving rod 1 43 moves to drive the fixed block 2 51 to move, the fixed block 2 51 drives the L-shaped rod 52 to rotate through the inclined surface, the L-shaped rod 52 drives the fixed block 3 53 to move through the inclined surface, and the fixed block 3 53 drives the scraper rod 1 54 to move to clean the table surface, and recycle the waste into the collection box 55, so as to prevent the waste from damaging the processing shaft 3 on the table after processing, thereby improving the efficiency of the processing operation and the quality of the workpiece. The fixed block 58 is fixedly connected to the moving rod 1 43 The side close to the scraper rod 1 54 and the side of the fixed block 4 57 close to the moving rod 1 43 are located on the moving track of the fixed block 58. The scraper rod 2 56 is fixedly connected to the side of the fixed block 4 57 away from the fixed block 58. The inner wall of the collecting box 55 contacts the bottom of the scraper rod 2 56. The L-shaped rod 52 is rotatably connected to the inner wall of the reinforcement platform 1 through a torsion spring, and the fixed block 3 53 is slidably connected to the inner wall of the reinforcement platform 1. After the scraping is completed, when the next processing shaft 3 is processed, the moving rod 1 43 is brought The movable fixed block five 58 moves, and the fixed block five 58 drives the fixed block four 57 to move through the inclined surface, and the fixed block four 57 drives the scraper rod two 56 to move to move the waste in the collection box 55 to prevent the accumulation of waste, thereby increasing the space of the collection box 55, enhancing the collection effect, and improving the work efficiency. The bottom of the scraper rod one 54 contacts the top of the reinforcement platform 1, the outer surface of the collection box 55 contacts the inner wall of the reinforcement platform 1, and the outer surface of the fixed block four 57 is slidably connected to the inner wall of the reinforcement platform 1.

[0015] Working principle: After the processing shaft 3 is placed on the reinforcement table 1 by a machine or a worker, the motor or turntable 42 can be used to rotate the bidirectional threaded rod 41, the bidirectional threaded rod 41 drives the moving rod 1 43 to move, the moving rod 1 43 drives the clamping plate 44 to move to clamp the processing shaft 3, to prevent displacement due to factors such as cutting force and vibration during the processing, thereby improving the rotation accuracy and service life of the processing shaft 3. While clamping the processing shaft 3, the clamping plate 44 moves to drive the moving rod 2 45 to move, the moving rod 2 45 drives the fixed block 1 46 to move, the fixed block 1 46 drives the pulley 1 47 to move, and the pulley 1 47 The downward movement of the inclined groove of the guide plate 48 drives the fixed block 1 46 to move downward, the fixed block 1 46 drives the moving rod 2 45 to move downward, the moving rod 2 45 drives the pressing plate 1 49 to move, the pressing plate 1 49 drives the elastic telescopic rod 410 to move, the elastic telescopic rod 410 drives the pressing plate 2 411 to move to reinforce and guide the processing shaft 3, and at the same time, the pressing plate 2 411 is pressed on the processing shaft 3 during reinforcement, at this time, the elastic telescopic rod 410 contracts and elastically clamps it to prevent damage to the surface of the precision bearing, which is conducive to the consistency of processing accuracy and quality, reduces the dimensional deviation and surface quality difference caused by different clamping forces, and greatly improves the processing efficiency; When the processing of the processing shaft 3 is completed, the moving rod 1 43 moves to drive the fixed block 2 51 to move, the fixed block 2 51 drives the L-shaped rod 52 to rotate through the inclined surface, the L-shaped rod 52 drives the fixed block 3 53 to move through the inclined surface, the fixed block 3 53 drives the scraper rod 1 54 to move to clean the table surface, and recycle the waste into the collection box 55 to prevent the waste from damaging the processing shaft 3 on the table after processing, thereby improving the efficiency of the processing operation and the quality of the workpiece; after scraping, when processing the next processing shaft 3, the moving rod 1 43 drives the fixed block 58 to move, the fixed block 58 drives the fixed block 4 57 to move through the inclined surface, and the fixed block 4 57 drives the scraper rod 2 56 to move to move the waste in the collection box 55 to prevent the accumulation of waste, increase the space of the collection box 55, enhance the collection effect, and improve the work efficiency.

[0016] See also Figure 1-Figure 9On the basis of the above embodiment, in another embodiment of the present invention, the lubrication mechanism 6 includes a lubrication box 61, a sliding rod 62, an inclined block 63, a T-shaped rod 64, a brush head group 65, a rotating shaft 66, an agitating rod 67, a pulley 68 and a connecting rod 69. The lubrication box 61 is fixedly connected to the side of the moving rod 43 close to the collecting box 55, the brush head group 65 is fixedly connected to the bottom of the lubrication box 61, the sliding rod 62 is slidably connected to the inner wall of the lubrication box 61, and the bottom inclined surface of the inclined block 63 is connected to the sliding rod 69. The top inclined surface of the moving rod 62 contacts, and the top inclined surface of the T-shaped rod 64 contacts the bottom inclined surface of the sliding rod 62. When the clamping plate 44 clamps the processing shaft 3, the moving rod 43 drives the lubrication box 61 to move, and the lubrication box 61 drives the sliding rod 62 to move. The sliding rod 62 moves down through the inclined block 63, and the sliding rod 62 drives the T-shaped rod 64 to move to open the oil outlet, and the lubricating liquid flows into the brush head group 65. The brush head group 65 moves with the lubrication box 61 to lubricate the bidirectional threaded rod 41, preventing The invention can prevent jamming when reinforcing the workpiece, effectively reduce friction, reduce wear, extend the service life of the threaded rod, and improve the clamping effect. The connecting rod 69 is fixedly connected to the outer surface of the T-bar 64, the circumferential surface of the second pulley 68 contacts the top of the connecting rod 69, the rotating shaft 66 is fixedly connected to the inner wall of the second pulley 68, and the stirring rod 67 is fixedly connected to the circumferential surface of the rotating shaft 66; while cleaning and lubricating the bidirectional threaded rod 41, the T-bar 64 drives the connecting rod 69 to move, the connecting rod 69 drives the second pulley 68 to rotate through the outer surface, the second pulley 68 drives the rotating shaft 66 to rotate, and the rotating shaft 66 drives the stirring rod 67 to rotate to stir the lubricating fluid, prevent precipitation and stratification, maintain the uniformity and stability of the lubricating fluid, extend its service life, and improve the lubrication effect. The top of the inclined block 63 is fixedly connected to the inner wall of the reinforcement platform 1, the T-bar 64 is slidably connected to the inner wall of the lubrication box 61 through the spring sheet, and the circumferential surface of the rotating shaft 66 contacts the inner wall of the lubrication box 61.

[0017] Working principle: when the clamping plate 44 clamps the processing shaft 3, the moving rod 43 drives the lubrication box 61 to move, the lubrication box 61 drives the sliding rod 62 to move, the sliding rod 62 moves down through the inclined block 63, and the sliding rod 62 drives the T-rod 64 to move and open the oil outlet, and the lubricating liquid flows into the brush head group 65. The brush head group 65 moves with the lubrication box 61 to lubricate the bidirectional threaded rod 41 to prevent jamming when reinforcing the workpiece, effectively reduce friction, reduce wear, extend the service life of the threaded rod, and improve the clamping effect. While the bidirectional threaded rod 41 is cleaned and lubricated, the T-rod 64 drives the connecting rod 69 to move, and the connecting rod 69 drives the pulley 2 68 to rotate through the outer surface, and the pulley 2 68 drives the rotating shaft 66 to rotate, and the rotating shaft 66 drives the stirring rod 67 to rotate to stir the lubricating liquid, thereby preventing precipitation and stratification, maintaining the uniformity and stability of the lubricating liquid, extending its service life, and improving the lubrication effect.

[0018] The present invention provides a fixing fixture for precision bearing processing. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A fixing fixture for precision bearing processing, comprising a reinforcement table (1), characterized in that: The bottom of the reinforcement platform (1) is fixedly connected to a processing table (2), and the top of the reinforcement platform (1) is installed with a processing shaft (3); The inner wall of the reinforcement platform (1) is provided with a clamping mechanism (4), the inner wall of the reinforcement platform (1) is provided with a scraping mechanism (5), and the inner wall of the reinforcement platform (1) is provided with a lubrication mechanism (6); The clamping mechanism (4) comprises a bidirectional threaded rod (41), a rotating disk (42), a movable rod (43) and a clamping plate (44); the bidirectional threaded rod (41) is rotatably connected to the inner wall of the reinforcement platform (1); the rotating disk (42) is fixedly connected to the left end of the bidirectional threaded rod (41); the movable rod (43) is threadedly connected to the circumferential surface of the bidirectional threaded rod (41); and the clamping plate (44) is fixedly connected to the top of the movable rod (43).

2. A fixing fixture for precision bearing processing according to claim 1, characterized in that: The clamping mechanism (4) further comprises a moving rod (45), a fixed block (46), a pulley (47), a guide plate (48), a pressure plate (49), an elastic telescopic rod (410) and a pressure plate (411), wherein the moving rod (45) is slidably connected to the inner wall of the clamping plate (44), the fixed block (46) is fixedly connected to the outer surface of the moving rod (45), the pulley (47) is fixedly connected to a side of the fixed block (46) away from the moving rod (45), the guide plate (48) is slidably connected to the circumferential surface of the pulley (47), the pressure plate (49) is fixedly connected to the top of the moving rod (45), the elastic telescopic rod (410) is fixedly connected to the bottom of the pressure plate (49), and the pressure plate (411) is fixedly connected to the bottom end of the elastic telescopic rod (410).

3. A fixing fixture for precision bearing processing according to claim 2, characterized in that: The bottom of the guide plate (48) is fixedly connected to the top of the reinforcement platform (1), the outer surface of the movable rod (43) is slidably connected to the inner wall of the reinforcement platform (1), and the bottom of the clamping plate (44) is in contact with the top of the reinforcement platform (1).

4. A fixing fixture for precision bearing processing according to claim 3, characterized in that: The scraping mechanism (5) comprises a second fixed block (51), an L-shaped rod (52), a third fixed block (53), a first scraping rod (54), a collecting box (55), a second scraping rod (56), a fourth fixed block (57) and a fifth fixed block (58); the second fixed block (51) is fixedly connected to both sides of the first moving rod (43); an end of the L-shaped rod (52) close to the first moving rod (43) contacts the inclined surface of the second fixed block (51); the third fixed block (53) and the L-shaped rod (52) are away from the second fixed block (51). ), the scraper rod 1 (54) is fixedly connected to the top of the fixed block 3 (53), the fixed block 5 (58) is fixedly connected to the side of the moving rod 1 (43) close to the scraper rod 1 (54), the side of the fixed block 4 (57) close to the moving rod 1 (43) is located on the moving track of the fixed block 5 (58), the scraper rod 2 (56) is fixedly connected to the side of the fixed block 4 (57) away from the fixed block 5 (58), and the inner wall of the collecting box (55) is in contact with the bottom of the scraper rod 2 (56).

5. A fixing fixture for precision bearing processing according to claim 4, characterized in that: The L-shaped rod (52) is rotatably connected to the inner wall of the reinforcement platform (1) via a torsion spring, and the fixing block three (53) is slidably connected to the inner wall of the reinforcement platform (1).

6. A fixing fixture for precision bearing processing according to claim 5, characterized in that: The bottom of the scraper rod 1 (54) contacts the top of the reinforcement platform (1), the outer surface of the collection box (55) contacts the inner wall of the reinforcement platform (1), and the outer surface of the fixing block 4 (57) is slidably connected to the inner wall of the reinforcement platform (1).

7. A fixing fixture for precision bearing processing according to claim 6, characterized in that: The lubrication mechanism (6) comprises a lubrication box (61), a sliding rod (62), an inclined block (63), a T-shaped rod (64), a brush head group (65), a rotating shaft (66), an agitating rod (67), a second pulley (68) and a connecting rod (69); the lubrication box (61) is fixedly connected to a side of the first moving rod (43) close to the collecting box (55); the brush head group (65) is fixedly connected to the bottom of the lubrication box (61); the sliding rod (62) is slidably connected to the lubrication box (61); The bottom inclined surface of the inclined block (63) contacts the top inclined surface of the sliding rod (62), the top inclined surface of the T-shaped rod (64) contacts the bottom inclined surface of the sliding rod (62), the connecting rod (69) is fixedly connected to the outer surface of the T-shaped rod (64), the circumferential surface of the pulley 2 (68) contacts the top of the connecting rod (69), the rotating shaft (66) is fixedly connected to the inner wall of the pulley 2 (68), and the stirring rod (67) is fixedly connected to the circumferential surface of the rotating shaft (66).

8. A fixing fixture for precision bearing processing according to claim 7, characterized in that: The top of the inclined block (63) is fixedly connected to the inner wall of the reinforcement platform (1), the T-shaped rod (64) is slidably connected to the inner wall of the lubrication box (61) via a spring sheet, and the circumferential surface of the rotating shaft (66) contacts the inner wall of the lubrication box (61).

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