Bearing outer steel ring thickness detecting, polishing and correcting device

Abstract

The invention provides a bearing outer steel ring thickness detecting, polishing and correcting device, and relates to the field of bearing machining. The polishing and correcting device based on bearing outer steel ring thickness detection comprises a workbench, a sliding groove is formed in the workbench, fixing plates are arranged at the two ends of the sliding groove correspondingly, a second lead screw is arranged below the middle of the sliding groove, an adjusting block is arranged between the fixing plates, and an adjusting frame is fixedly connected to the upper end of the adjusting block; a hollow detection block is slidably connected in the adjusting frame, and a first lead screw is rotatably connected to the middle of the upper end of the detection block; a distance measuring sensor is fixedly connected to the middle of the end, away from the working pool, of the detection block, a measuring rod is slidably connected to the inner wall of the detection block, and a spring is fixedly connected to the end, facing the distance measuring sensor, of the measuring rod. And through the use of the detection block, the device continuously detects the thickness of the polished steel ring in the polishing process of the bearing outer steel ring, so that the polishing precision of the device on the thickness of the bearing outer steel ring is improved.

Description

Technical Field

[0001] The invention relates to the technical field of bearing processing, and in particular to a device for detecting, grinding and correcting the thickness of a bearing outer steel ring. Background Art

[0002] The main function of the bearing is to support the mechanical rotating body, reduce the friction coefficient during its movement, and ensure its rotation accuracy. The basic structure of the bearing consists of an inner ring, an outer ring, rolling elements and a cage.

[0003] The precision requirements for bearings are high, but traditional bearing processing equipment cannot ensure that the thickness of the processed workpiece is uniform. In order to reduce the defective rate of bearings and reduce production costs, grinding devices are usually used to grind and correct the bearing surface. Due to the high precision requirements for bearings, the bearing thickness needs to be measured multiple times during the grinding process. The grinding of the bearing is stopped during the measurement, which prolongs the grinding and correction time of the bearing. Summary of the invention

[0004] Technical issues solved

[0005] In view of the shortcomings of the prior art, the present invention provides a bearing outer steel ring thickness detection and grinding correction device, which solves the problem of measuring the bearing thickness multiple times during the bearing grinding and correction process and stopping the bearing grinding during the measurement process, thereby extending the bearing grinding and correction time.

[0006] Technical Solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: a bearing outer steel ring thickness detection, grinding and correction device, comprising a workbench, a working pool is fixedly connected to the middle part of the upper end of the workbench, a rotating table is rotatably connected to the bottom of the working pool, and the lower end of the rotating table passes through the workbench and is rotatably connected to the workbench, a three-jaw chuck is fixedly connected to the upper end of the rotating table, and the three-jaw chuck is located in the middle part of the working pool, a grinding mechanism is fixedly connected to the upper end of the workbench, and the grinding mechanism is located in the middle part of one end of the workbench, a slide groove is provided on the workbench, and the slide groove is located in the middle part of the side end of the working pool, fixed plates are respectively provided at both ends of the slide groove, and the fixed plates are fixedly connected to the lower end of the workbench, a second screw rod is provided below the middle part of the slide groove, and the two ends of the second screw rod are respectively rotatably connected to the middle part of the fixed plate, an adjusting block is provided between the fixed plates, and the upper end of the adjusting block extends through the slide groove To the upper end of the workbench, a second handwheel is installed at the end of the fixed plate away from the adjusting block, and the second handwheel is fixedly connected to one end of the second screw rod, the upper end of the adjusting block is fixedly connected to an adjusting frame, and a channel facing the working pool is opened in the middle of the adjusting frame, a hollow detection block is slidably connected in the adjusting frame, the middle part of the upper end of the detection block is rotatably connected with a first screw rod, and the upper end of the first screw rod penetrates the adjusting frame and is threadedly connected to the adjusting frame, and the upper end of the first screw rod is installed with a first handwheel; a distance measuring sensor is fixedly connected to the middle part of one end of the detection block away from the working pool, and the detection end of the distance measuring sensor extends into the detection block, a measuring rod is slidably connected to the inner wall of the detection block, and the end of the measuring rod away from the distance measuring sensor penetrates the detection block and is slidably connected to the detection block, a spring is fixedly connected to one end of the measuring rod facing the distance measuring sensor, and the other end of the spring is fixedly connected to the inner wall of the detection block.

[0008] Preferably, the lower end of the rotating table is fixedly connected to a first gear, and the rotating table is located in the middle of the first gear, the lower end of the workbench is fixedly connected to a mounting frame of a U-shaped structure, the middle of the lower end of the mounting frame is fixedly connected to a driving motor, the output end of the driving motor passes through the mounting frame and is rotatably connected to the mounting frame, the upper end of the output end of the driving motor is fixedly connected to a second gear, and the second gear is meshed with the first gear.

[0009] Preferably, the grinding mechanism consists of a first slide rail, a third screw rod, a third hand wheel, a second slide rail, a grinder body, a first slider, a second slider and an adjusting motor, the second slide rail is fixedly connected to the upper end of the workbench, and the open end of the second slide rail faces the working pool, the second slider is arranged in the second slide rail and is slidably connected to the inner wall of the second slide rail, the first slide rail is located at the open end of the second slide rail, and the first slide rail is fixedly connected to the second slider, the open end of the first slide rail faces downward, the first slider is arranged in the first slide rail and is slidably connected to the inner wall of the first slide rail, the third screw rod is respectively arranged in the middle of the first slide rail and the second slide rail, and the third screw rod is respectively connected to The first slide rail and the second slide rail are rotatably connected, the third screw rods in the first slide rail and the second slide rail respectively penetrate the first slider and the second slider, and the third screw rods are threadedly connected to the first slider and the second slider respectively, the third hand wheel is installed at an end of the first slide rail away from the second slider, and the third hand wheel is fixedly connected to the third screw rod in the first slide rail, the adjusting motor is fixedly connected to the upper end of the second slide rail, and the output end of the adjusting motor is fixedly connected to the upper end of the third screw rod in the second slide rail, the grinder body is fixedly connected to the lower end of the second slider, and a grinding wheel is installed at the working end of the grinder body, and the grinding wheel is located on the side of the grinder body facing the working pool.

[0010] Preferably, encoders are respectively installed on the driving motor and the regulating motor, and the output ends of the driving motor and the regulating motor pass through the middle of the encoders respectively.

[0011] Preferably, a nozzle is fixedly connected to the middle of one end of the grinder body facing the working pool, and the nozzle is located above the grinding wheel, the lower end of the workbench is fixedly connected to a liquid storage tank and an infusion pump, and grinding fluid is stored in the liquid storage tank, the bottom of the liquid storage tank is connected to a first hose, and the end of the first hose away from the liquid storage tank is connected to the input end of the infusion pump, the output end of the infusion pump is connected to a second hose, and the end of the second hose away from the infusion pump is connected to the nozzle.

[0012] Preferably, a control mechanism is fixedly connected to the upper end of the workbench, the control mechanism consists of a controller and a display screen, and the controller is electrically connected to the display screen, the input end of the controller is connected to the output end of the ranging sensor, and the output end of the controller is respectively connected to the driving motor, the regulating motor, the infusion pump and the grinder body.

[0013] Preferably, a drain outlet is provided at the bottom of the working pool, and the drain outlet passes through the workbench, the drain outlet is connected to the liquid storage tank, the bottom of the liquid storage tank is fixedly connected with an annular bracket, and the outer end of the annular bracket is provided with a thread, a filter cartridge is installed at the bottom of the annular bracket, and the annular bracket is located in the filter cartridge and is threadedly connected to the inner wall of the filter cartridge.

[0014] Preferably, the lower end of the workbench is fixedly connected with supporting legs, and the supporting legs are respectively located at the four corners of the workbench.

[0015] Beneficial Effects

[0016] The present invention provides a bearing outer steel ring thickness detection, grinding and correction device. It has the following beneficial effects:

[0017] 1. The second hand wheel drives the second screw rod to rotate, so that the measuring rod on the detection block is in full contact with the outer steel ring. The elastic force of the spring is used to prevent the measuring rod from being affected by the thickness of the outer steel ring and to create a gap between the measuring rod and the outer steel ring. The distance sensor detects the distance change of the measuring rod and obtains the thickness of the outer steel ring, thereby realizing the thickness detection of the outer steel ring during the grinding process.

[0018] 2. Use the filter cartridge to filter the grinding fluid after use, so that the grinding fluid can be used multiple times. The threaded connection between the filter cartridge and the annular bracket makes the filter cartridge easy to disassemble, convenient for timely cleaning of the filter cartridge, and avoids clogging of the filter cartridge. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional diagram of a bearing outer steel ring thickness detection, grinding and correction device proposed by the present invention;

[0020] Figure 2 This is a right side view of a device for detecting, grinding and correcting the thickness of a bearing outer steel ring proposed by the present invention;

[0021] Figure 3 A partial cross-sectional view of a device for detecting, grinding and correcting the thickness of a bearing outer steel ring proposed by the present invention;

[0022] Figure 4 A cross-sectional view of an adjustment mechanism of a bearing outer steel ring thickness detection, grinding and correction device proposed by the present invention;

[0023] Figure 5 A three-dimensional diagram of the coordination of a workbench and a work pool of a bearing outer steel ring thickness detection, grinding and correction device proposed by the present invention;

[0024] Figure 6 A cross-sectional view of a detection block of a bearing outer steel ring thickness detection, grinding and correction device proposed by the present invention;

[0025] Figure 7 A bearing outer steel ring thickness detection and grinding correction device proposed by the present invention Figure 4 Enlarged view of point A in the middle.

[0026] Among them, 1. the first hand wheel; 2. the detection block; 3. the adjustment frame; 4. the working pool; 5. the working table; 6. the supporting leg; 7. the three-jaw chuck; 8. the control mechanism; 9. the grinding mechanism; 10. the first screw rod; 11. the mounting frame; 12. the driving motor; 13. the liquid storage tank; 14. the first hose; 15. the infusion pump; 16. the second hose; 17. the second hand wheel; 18. the second screw rod; 19. the adjustment block; 20. the fixing plate; 21. the first gear; 22. the second gear; 23. the slide; 24. the first slide rail; 25. the third screw rod; 26. the third hand wheel; 27. the second slide rail; 28. the grinding machine body; 29. ​​the first slider; 30. the second slider; 31. the adjustment motor; 32. the rotating table; 33. the annular bracket; 34. the filter cartridge; 35. the distance sensor; 36. the spring; 37. the measuring rod; 38. the nozzle; 39. the grinding wheel. DETAILED DESCRIPTION

[0027] 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.

[0028] Embodiment 1:

[0029] like Figure 1-7As shown, an embodiment of the present invention provides a bearing outer steel ring thickness detection, grinding and correction device, including a workbench 5, a working pool 4 is fixedly connected to the middle of the upper end of the workbench 5, a rotating table 32 is rotatably connected to the bottom of the working pool 4, and the lower end of the rotating table 32 passes through the workbench 5 and is rotatably connected to the workbench 5, the lower end of the rotating table 32 is fixedly connected to the first gear 21, and the rotating table 32 is located in the middle of the first gear 21, the lower end of the workbench 5 is fixedly connected to the mounting frame 11 of a U-shaped structure, the middle of the lower end of the mounting frame 11 is fixedly connected to the driving motor 12, and the output end of the driving motor 12 passes through the mounting frame 11 and is rotatably connected to the mounting frame 11, the upper end of the output end of the driving motor 12 is fixedly connected to the second gear 22, and the second gear 22 is meshed with the first gear 21, the upper end of the rotating table 32 is fixedly connected to the three-jaw chuck 7, and the three-jaw chuck 7 is located in the middle of the working pool 4, the upper end of the working table 5 is fixedly connected to the grinding mechanism 9, and the grinding mechanism 9 is located in the middle of one end of the working table 5, a slide groove 23 is opened on the working table 5, and the slide groove 23 is located in the middle of the side end of the working pool 4, and the two ends of the slide groove 23 are respectively provided with fixed plates 20, and the fixed plates 20 are fixedly connected to the lower end of the working table 5, and the lower middle part of the slide groove 23 A second screw rod 18 is provided, and both ends of the second screw rod 18 are rotatably connected to the middle of the fixed plate 20 respectively, an adjustment block 19 is provided between the fixed plates 20, and the upper end of the adjustment block 19 extends to the upper end of the workbench 5 through a slide groove 23, a second hand wheel 17 is installed at one end of the fixed plate 20 away from the adjustment block 19, and the second hand wheel 17 is fixedly connected to one end of the second screw rod 18, an adjustment frame 3 is fixedly connected to the upper end of the adjustment block 19, and a channel toward the working pool 4 is opened in the middle of the adjustment frame 3, a hollow detection block 2 is slidably connected in the adjustment frame 3, and the upper middle end of the detection block 2 is rotatably connected to the first screw rod 1 0, and the upper end of the first screw rod 10 passes through the adjusting frame 3 and is threadedly connected to the adjusting frame 3, and the upper end of the first screw rod 10 is installed with a first hand wheel 1; a distance sensor 35 is fixedly connected to the middle of the end of the detection block 2 away from the working pool 4, and the detection end of the distance sensor 35 extends into the detection block 2, and a measuring rod 37 is slidably connected to the inner wall of the detection block 2, and the end of the measuring rod 37 away from the distance sensor 35 passes through the detection block 2 and is slidably connected to the detection block 2, and a spring 36 is fixedly connected to one end of the measuring rod 37 facing the distance sensor 35, and the other end of the spring 36 is fixedly connected to the inner wall of the detection block 2.

[0030] The grinding mechanism 9 is composed of a first slide rail 24, a third screw rod 25, a third hand wheel 26, a second slide rail 27, a grinder body 28, a first slider 29, a second slider 30 and an adjusting motor 31. The second slide rail 27 is fixedly connected to the upper end of the workbench 5, and the open end of the second slide rail 27 faces the working pool 4. The second slider 30 is arranged in the second slide rail 27 and is slidably connected to the inner wall of the second slide rail 27. The first slide rail 24 is located at the open end of the second slide rail 27, and the first slide rail 24 is fixedly connected to the second slider 30. The open end of the first slide rail 24 is downward. The first slider 29 is arranged in the first slide rail 24 and is slidably connected to the inner wall of the first slide rail 24. The third screw rod 25 The third screw rod 25 is respectively arranged at the middle of the first slide rail 24 and the second slide rail 27, and the third screw rod 25 is rotatably connected with the first slide rail 24 and the second slide rail 27 respectively. The third screw rod 25 in the first slide rail 24 and the second slide rail 27 respectively penetrates the first slider 29 and the second slider 30, and the third screw rod 25 is threadedly connected with the first slider 29 and the second slider 30 respectively. The third hand wheel 26 is installed at one end of the first slide rail 24 away from the second slider 30, and the third hand wheel 26 is fixedly connected with the third screw rod 25 in the first slide rail 24. The adjusting motor 31 is fixedly connected to the upper end of the second slide rail 27, and the output end of the adjusting motor 31 is connected to the upper end of the third screw rod 25 in the second slide rail 27. The ends are fixedly connected, encoders are respectively installed on the drive motor 12 and the adjustment motor 31, and the output ends of the drive motor 12 and the adjustment motor 31 pass through the middle of the encoder respectively. The grinder body 28 is fixedly connected to the lower end of the second slider 30, and a grinding wheel 39 is installed at the working end of the grinder body 28, and the grinding wheel 39 is located on the side of the grinder body 28 facing the working pool 4. A nozzle 38 is fixedly connected to the middle of one end of the grinder body 28 facing the working pool 4, and the nozzle 38 is located above the grinding wheel 39. The lower end of the workbench 5 is fixedly connected to a liquid storage tank 13 and an infusion pump 15, and grinding fluid is stored in the liquid storage tank 13. The bottom of the liquid storage tank 13 is connected to a first hose 14, and one end of the first hose 14 away from the liquid storage tank 13 is connected to the input end of the infusion pump 15, the output end of the infusion pump 15 is connected to the second hose 16, and one end of the second hose 16 away from the infusion pump 15 is connected to the nozzle 38, the upper end of the workbench 5 is fixedly connected with a control mechanism 8, the control mechanism 8 is composed of a controller and a display screen, and the controller is electrically connected to the display screen, the input end of the controller is connected to the output end of the distance measuring sensor 35, and the output end of the controller is respectively connected to the driving motor 12, the adjusting motor 31, the infusion pump 15 and the grinder body 28, and the lower end of the workbench 5 is fixedly connected with a support leg 6, and the support leg 6 is respectively located at the four corners of the workbench 5.

[0031] Embodiment 2:

[0032] The difference between this embodiment and the first embodiment is that a drain outlet is provided at the bottom of the working pool 4, and the drain outlet passes through the workbench 5, and the drain outlet is connected to the liquid storage tank 13, and an annular bracket 33 is fixedly connected to the bottom of the liquid storage tank 13, and the outer end of the annular bracket 33 is provided with a thread, and a filter cartridge 34 is installed at the bottom of the annular bracket 33, and the annular bracket 33 is located in the filter cartridge 34 and is threadedly connected to the inner wall of the filter cartridge 34.

[0033] Working principle: before grinding, manually measure the inner diameter of the outer steel ring, then put the outer steel ring on the three-jaw chuck 7, use the three-jaw chuck 7 to self-center the inner wall of the outer steel ring, then use the second hand wheel 17 to rotate the second screw rod 18, and the adjusting block 19 drives the adjusting frame 3 to approach the outer steel ring until the measuring rod 37 contacts the outer steel ring and is partially pushed into the detection block 2 by the outer steel ring. The spring 36 keeps the measuring rod 37 in contact with the outer steel ring, and then the control mechanism 8 is used to make the driving motor 12 work, and the rotating table 32 drives the three-jaw chuck 7 and the outer steel ring to rotate one circle through the engagement of the first gear 21 and the second gear 22. The distance sensor 35 detects the distance change of the measuring rod 37, and the first hand wheel 1 drives the first screw rod 10 to rotate to adjust the height of the detection block 2, so as to detect the thickness of each part of the outer steel ring before grinding, confirm the distance that the grinding mechanism 9 should travel, and then the third hand wheel 26 is used to make the third screw rod 2 in the first slide rail 24 5 rotates, so that the first slide block 29 drives the grinding mechanism 9 to move toward the outer steel ring, and the grinding mechanism 9 makes the grinding wheel 39 rotate at high speed to grind the outer steel ring. The adjusting motor 31 drives the third screw rod 25 in the second slide rail 27 to rotate, so that the second slide block 30 changes the height of the grinding wheel 39 on the surface of the outer steel ring. At the same time, the driving motor 12 makes the three-jaw chuck 7 and the outer steel ring rotate, so that the grinding wheel 39 grinds various parts of the outer steel ring. During the rotation of the outer steel ring, the measuring rod 37 is always in contact with the outer surface of the outer steel ring, and the thickness of the outer steel ring is continuously detected in combination with the inner diameter of the outer steel ring. During the grinding process, the infusion pump 15 draws out the grinding fluid in the liquid storage tank 13 through the first hose 14, and sprays it to the grinding surface of the outer steel ring through the second hose 16 and the nozzle 38 to cool the outer steel ring. The working pool 4 collects the used grinding fluid. The grinding fluid in the working pool 4 is filtered out of metal debris through the filter cartridge 34 and then returns to the liquid storage tank 13 through the drain port for reuse.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bearing outer steel ring thickness detection, grinding and correction device, comprising a workbench (5), characterized in that: The middle part of the upper end of the workbench (5) is fixedly connected to a work pool (4), the bottom of the work pool (4) is rotatably connected to a rotating table (32), and the lower end of the rotating table (32) passes through the workbench (5) and is rotatably connected to the workbench (5), the upper end of the rotating table (32) is fixedly connected to a three-jaw chuck (7), and the three-jaw chuck (7) is located in the middle part of the work pool (4), the upper end of the workbench (5) is fixedly connected to a grinding mechanism (9), and the grinding mechanism (9) is located in the middle part of one end of the workbench (5), and a slide groove (23) is provided on the workbench (5), The slide groove (23) is located in the middle of the side end of the working pool (4), and the two ends of the slide groove (23) are respectively provided with fixed plates (20), and the fixed plates (20) are fixedly connected to the lower end of the workbench (5). A second screw rod (18) is provided below the middle of the slide groove (23), and the two ends of the second screw rod (18) are respectively rotatably connected to the middle of the fixed plate (20). An adjustment block (19) is provided between the fixed plates (20), and the upper end of the adjustment block (19) extends to the upper end of the workbench (5) through the slide groove (23), and the end of the fixed plate (20) away from the adjustment block (19) A second hand wheel (17) is installed, and the second hand wheel (17) is fixedly connected to one end of a second screw rod (18); the upper end of the adjustment block (19) is fixedly connected to an adjustment frame (3), and a passage facing the working pool (4) is opened in the middle of the adjustment frame (3); a hollow detection block (2) is slidably connected to the adjustment frame (3); the middle of the upper end of the detection block (2) is rotatably connected to a first screw rod (10), and the upper end of the first screw rod (10) passes through the adjustment frame (3) and is threadedly connected to the adjustment frame (3); the upper end of the first screw rod (10) is installed with a first hand wheel ( 1); a distance sensor (35) is fixedly connected to the middle of one end of the detection block (2) away from the working pool (4), and the detection end of the distance sensor (35) extends into the detection block (2); a measuring rod (37) is slidably connected to the inner wall of the detection block (2), and one end of the measuring rod (37) away from the distance sensor (35) penetrates the detection block (2) and is slidably connected to the detection block (2); one end of the measuring rod (37) facing the distance sensor (35) is fixedly connected to a spring (36), and the other end of the spring (36) is fixedly connected to the inner wall of the detection block (2).

2. A bearing outer steel ring thickness detection, grinding and correction device according to claim 1, characterized in that: The lower end of the rotating table (32) is fixedly connected to a first gear (21), and the rotating table (32) is located in the middle of the first gear (21); the lower end of the workbench (5) is fixedly connected to a mounting frame (11) with a U-shaped structure; the middle of the lower end of the mounting frame (11) is fixedly connected to a driving motor (12); the output end of the driving motor (12) passes through the mounting frame (11) and is rotatably connected to the mounting frame (11); the upper end of the output end of the driving motor (12) is fixedly connected to a second gear (22), and the second gear (22) is meshed with the first gear (21).

3. A bearing outer steel ring thickness detection, grinding and correction device according to claim 2, characterized in that: The grinding mechanism (9) is composed of a first slide rail (24), a third screw rod (25), a third hand wheel (26), a second slide rail (27), a grinding machine body (28), a first slider (29), a second slider (30) and an adjusting motor (31), wherein the second slide rail (27) is fixedly connected to the upper end of the workbench (5), and the opening end of the second slide rail (27) faces the working pool (4), and the second slider (30) is arranged in the second slide rail (27) and is connected to the second slide rail (27). ), the first slide rail (24) is located at the open end of the second slide rail (27), and the first slide rail (24) is fixedly connected to the second slide block (30), the open end of the first slide rail (24) is downward, the first slide block (29) is arranged in the first slide rail (24) and is slidably connected to the inner wall of the first slide rail (24), the third screw rod (25) is respectively arranged in the middle of the first slide rail (24) and the second slide rail (27), and the third screw rod (25) is respectively connected to the first slide rail (24) and the second slide rail (27). The first slide rail (24) and the second slide rail (27) are rotatably connected, the third screw rod (25) in the first slide rail (24) and the second slide rail (27) respectively penetrate the first slider (29) and the second slider (30), and the third screw rod (25) is respectively threadedly connected to the first slider (29) and the second slider (30), and the third hand wheel (26) is installed at one end of the first slide rail (24) away from the second slider (30), and the third hand wheel (26) is connected to the third screw rod in the first slide rail (24). The screw rod (25) is fixedly connected, the adjusting motor (31) is fixedly connected to the upper end of the second slide rail (27), and the output end of the adjusting motor (31) is fixedly connected to the upper end of the third screw rod (25) in the second slide rail (27), the main body of the grinder (28) is fixedly connected to the lower end of the second slide block (30), and a grinding wheel (39) is installed at the working end of the grinder main body (28), and the grinding wheel (39) is located on the side of the grinder main body (28) facing the working pool (4).

4. A bearing outer steel ring thickness detection, grinding and correction device according to claim 3, characterized in that: Encoders are respectively installed on the driving motor (12) and the regulating motor (31), and the output ends of the driving motor (12) and the regulating motor (31) pass through the middle of the encoders respectively.

5. The device for detecting, grinding and correcting the thickness of a bearing outer steel ring according to claim 3 is characterized in that: A nozzle (38) is fixedly connected to the middle of one end of the grinder body (28) facing the working pool (4), and the nozzle (38) is located above the grinding wheel (39). A liquid storage tank (13) and an infusion pump (15) are fixedly connected to the lower end of the workbench (5), and the liquid storage tank (13) stores grinding fluid. A first hose (14) is connected to the bottom of the liquid storage tank (13), and an end of the first hose (14) away from the liquid storage tank (13) is connected to an input end of the infusion pump (15). A second hose (16) is connected to the output end of the infusion pump (15), and an end of the second hose (16) away from the infusion pump (15) is connected to the nozzle (38).

6. A bearing outer steel ring thickness detection, grinding and correction device according to claim 3, characterized in that: A control mechanism (8) is fixedly connected to the upper end of the workbench (5), the control mechanism (8) comprising a controller and a display screen, and the controller is electrically connected to the display screen, the input end of the controller is connected to the output end of the distance measuring sensor (35), and the output end of the controller is respectively connected to the driving motor (12), the regulating motor (31), the infusion pump (15) and the grinding machine body (28).

7. A bearing outer steel ring thickness detection, grinding and correction device according to claim 5, characterized in that: The bottom of the working pool (4) is provided with a drain port, and the drain port passes through the workbench (5), and the drain port is communicated with the liquid storage tank (13). The bottom of the liquid storage tank (13) is fixedly connected with an annular bracket (33), and the outer end of the annular bracket (33) is provided with a thread. The bottom of the annular bracket (33) is installed with a filter cartridge (34), and the annular bracket (33) is located in the filter cartridge (34) and is threadedly connected to the inner wall of the filter cartridge (34).

8. The device for detecting, grinding and correcting the thickness of a bearing outer steel ring according to claim 1, characterized in that: The lower end of the workbench (5) is fixedly connected to a support leg (6), and the support leg (6) is respectively located at the four corners of the workbench (5).

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