CN112440214A - High-pressure water jet lapping device and method for bearing raceway - Google Patents
High-pressure water jet lapping device and method for bearing raceway Download PDFInfo
- Publication number
- CN112440214A CN112440214A CN202011432209.7A CN202011432209A CN112440214A CN 112440214 A CN112440214 A CN 112440214A CN 202011432209 A CN202011432209 A CN 202011432209A CN 112440214 A CN112440214 A CN 112440214A
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- abrasive
- box
- workpiece
- pressure
- water jet
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 95
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000003672 processing method Methods 0.000 claims abstract description 5
- 238000011084 recovery Methods 0.000 claims description 46
- 239000003082 abrasive agent Substances 0.000 claims description 30
- 239000007921 spray Substances 0.000 claims description 17
- 229910052593 corundum Inorganic materials 0.000 claims description 8
- 239000010431 corundum Substances 0.000 claims description 8
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 8
- 238000003754 machining Methods 0.000 claims description 7
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 31
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 abstract description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C11/00—Selection of abrasive materials or additives for abrasive blasts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C7/00—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts
- B24C7/0007—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a liquid carrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/006—Treatment of used abrasive material
Abstract
The invention belongs to the technical field of bearing processing, in particular to a high-pressure water jet lapping processing device and a processing method for a bearing raceway, aiming at solving the problems that in the existing bearing processing mode, oilstone needs to be prepared according to the type selection of a bearing, the purchase and the management are complex, the oilstone utilization rate is low, the economic benefit is poor, the consumption is easy, and the environment is not protected, the invention simultaneously injects grinding materials and water into a feeding box, utilizes high-pressure water jet to inject high-pressure grinding materials (the high-pressure grinding materials are injected into the surface of the raceway, the high-pressure grinding materials water jet makes reciprocating linear motion, workpieces rotate to replace the traditional oilstone to lap the surface of the bearing raceway, utilizes liquid mixed with fine grinding materials and sprayed from nozzle pin holes at high speed to impact the surface to be processed, removes materials through the high-speed collision and shearing action generated by grinding material particles, and obtains, compared with the traditional process, the machine tool has the advantages of simple structure, easy manufacture and maintenance, simple operation and lower manufacturing cost.
Description
Technical Field
The invention belongs to the technical field of bearing processing, and particularly relates to a high-pressure water jet lapping processing device and a processing method for a bearing raceway.
Background
The existing bearing raceway lapping process comprises the following steps: a professional lapping machine tool is used for clamping a lapping oilstone (abrasive material) and carrying out lapping processing on the surface of a workpiece through pressurization, and the defects of the special lapping machine tool are as follows:
1. the bearing manufacturer needs to prepare oilstones with different shapes, sizes, abrasive materials, abrasive particle sizes and hardness according to the parameters of the bearing such as the type, model, raceway shape and the like, and the purchasing and management processes are complex;
2. because the length of the oilstone is limited and the oilstone is easy to break, the utilization rate is only about 50-70%, and the economy is poor;
3. the stone clamp is easy to wear and consume;
4. special lapping liquid is required to be prepared, and the environment is not environment-friendly enough.
Disclosure of Invention
The purpose of the invention is as follows: in order to solve the problems in the prior art, the invention provides a bearing raceway high-pressure water jet lapping device and a bearing raceway high-pressure water jet lapping method.
In order to achieve the purpose, the bearing raceway high-pressure water jet lapping processing device comprises a workpiece axle box, a lathe bed, a workpiece axle, a guide rail, a feeding box and a nozzle;
the workpiece axle box and the feeding box are arranged at the top of the lathe bed, and a gap is reserved between the workpiece axle box and the feeding box to form a working area;
one end of the workpiece shaft box is provided with a workpiece shaft, and the workpiece shaft is arranged in the working area towards the feeding box;
the feeding box is connected with the lathe bed in a sliding mode through a guide rail, and the moving direction of the feeding box is parallel to the axial direction of the workpiece shaft;
the top of the feeding box is connected with a spray head through a feeding pipe, the spray head is arranged in a working area at one side facing a workpiece axle box, and the spraying direction of the spray head is mutually vertical to the axial direction of the workpiece axle.
Further, the feed pipe comprises a water inlet pipe and an abrasive conveying pipe;
the feeding box comprises a high-pressure pressurizing box and a grinding box;
the water inlet pipe is connected with the clear water supply end of the high-pressure pressurizing box,
the abrasive conveying pipe is connected with the abrasive feeding end of the abrasive box.
Still further, the device still includes abrasive recovery mechanism, abrasive recovery mechanism's recovery end sets up in the below of working interval, and abrasive recovery mechanism's feed end is connected with the feed tank.
Furthermore, the abrasive material recovery mechanism comprises a recovery pipe, a liquid collection tank, an abrasive material return pipe, an abrasive material recovery pump, a clear water return pipe and a clear water recovery pump;
the recovery pipe is vertically arranged below the workpiece shaft, penetrates through the bed body from top to bottom and is communicated with a liquid collecting tank arranged at the lower part of the bed body, one end of the grinding material return pipe and one end of the clean water return pipe are both communicated with the liquid collecting tank, the clean water return pipe is arranged above the grinding material return pipe, the other end of the clean water return pipe is connected with a clean water collecting end of the high-pressure pressurizing tank, and the other end of the grinding material return pipe is connected with a grinding material collecting end of the grinding material tank;
the abrasive recovery pump is arranged on the abrasive return pipe, and the clear water recovery pump is arranged on the clear water return pipe.
The bearing raceway high-pressure water jet lapping processing method which uses the bearing raceway high-pressure water jet lapping processing device of any claim to process specifically comprises the following processes:
the method comprises the following steps: injecting an abrasive into an abrasive box; injecting clear water into a high-pressure pressurizing box;
step two: fixing a workpiece on a workpiece shaft in a working interval, and clamping the workpiece by using a clamp;
step three: starting a power supply of the workpiece axle box to enable the workpiece to stably rotate on the workpiece axle;
step four: starting a driving device of the feeding box; the work-piece processing device comprises a work-piece processing device, a work-piece conveying pipe, a high-pressure pressurizing tank, a water inlet pipe, a grinding material conveying pipe, a spray head, a water outlet pipe and a water outlet pipe, wherein the work-piece;
step five: starting the grinding material recovery pump and the clear water recovery pump; the abrasive recovery pump recovers the abrasive to the abrasive tank; the clear water recovery pump recovers water to the high-pressure pressurizing box.
Further, the abrasive in the first step comprises white corundum and silicon carbide.
Still further, in the first step, the white corundum and the silicon carbide are mixed in a ratio of 1: 1.
Further, the pressure of the water supplied by the high-pressure booster tank in the fourth step is 80MPa to 150 MPa.
Still further, the frequency of the reciprocating linear motion of the feeding box in the third step is 300 times/minute to 600 times/minute.
Furthermore, the workpiece shaft of the workpiece shaft box in the third step and the reciprocating motion of the feeding box in the fourth step are both driven by a speed-regulating driving mode.
Has the advantages that:
1. compared with the traditional process, the machine tool has simple structure, easy manufacture and maintenance, simple operation and lower manufacturing cost; and numerical control machining can be realized.
2. The grinding fluid (pure water and abrasive) can be recycled, so that the cost is reduced;
3. only the surface layer treatment is carried out on the processing surface, the processing quality is controllable, and the original precision is not damaged;
4. under the high-speed impact action of the abrasive, the surface of the roller path can be further strengthened, and the product performance is improved;
5. the abrasive material components can be automatically prepared (corundum, carborundum, garnet and the like can be selected according to the situation);
6. the processing process has no spark, no heating, no harmful gas and dust, and environmental protection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In view of the problems of the prior art, the present invention provides a transverse cutting fixing device for a pipe sawing machine, which is described in detail below with reference to the accompanying drawings.
The first embodiment is as follows: bearing raceway high pressure water jet lapping processingequipment, its characterized in that: the device comprises a workpiece axle box 1, a lathe bed 2, a workpiece axle 3, a guide rail 12, a feeding box and a spray head 17;
the workpiece axle box 1 and the feed box are arranged at the top of the lathe bed 2, and a gap is reserved between the workpiece axle box 1 and the feed box to form a working area 5;
one end of the workpiece axle box 1 is provided with a workpiece axle 3, and the workpiece axle 3 is arranged in the working interval 5 towards the feeding box;
the feeding box is connected with the lathe bed 2 in a sliding mode through a guide rail 12, and the moving direction of the feeding box is parallel to the axial direction of the workpiece shaft 3;
the top of the feed box is connected with a spray head 17 through a feed pipe, the spray head 17 is arranged in the working space 5 at one side facing the workpiece axle box 1, and the spraying direction of the spray head 17 is perpendicular to the axial direction of the workpiece axle 3.
The second embodiment is as follows: the feed pipe comprises a water inlet pipe 15 and an abrasive conveying pipe 16;
the feeding box comprises a high-pressure pressurizing box 13 and a grinding material box 14;
the feeding pipe comprises a water inlet pipe 15 connected with the clean water supply end of the high-pressure pressurizing box 13,
an abrasive delivery tube 16 is connected to the abrasive supply end of the abrasive bin 14.
Other embodiments are the same as the first embodiment.
The third concrete implementation mode: the device well comprises an abrasive material recovery mechanism, wherein the recovery end of the abrasive material recovery mechanism is arranged below the working interval 5, and the supply end of the abrasive material recovery mechanism is connected with the feeding box.
Other embodiments are the same as the second embodiment.
The fourth concrete implementation mode: the abrasive material recovery mechanism comprises a recovery pipe 6, a liquid collection tank 7, an abrasive material return pipe 8, an abrasive material recovery pump 9, a clear water return pipe 10 and a clear water recovery pump 11;
the recovery pipe 6 is vertically arranged below the workpiece shaft 3, penetrates through the lathe bed 2 from top to bottom and is communicated with a liquid collecting tank 7 arranged at the lower part of the lathe bed 2, one end of the grinding material return pipe 8 and one end of the clean water return pipe 10 are both communicated with the liquid collecting tank 7, the clean water return pipe 10 is arranged above the grinding material return pipe 8, the other end of the clean water return pipe 10 is connected with a clean water collecting end of a high-pressure pressurizing tank 13, and the other end of the grinding material return pipe 8 is connected with a grinding material collecting end of a grinding material tank 14;
the abrasive recovery pump 9 is arranged on the abrasive return pipe 8, and the clear water recovery pump 11 is arranged on the clear water return pipe 10.
Other embodiments are the same as the first embodiment.
The fifth concrete implementation mode: the bearing raceway high-pressure water jet lapping processing method is characterized by comprising the following steps of: machining using a bearing raceway high-pressure water jet lapping machine according to any one of claims 1 to 4, comprising in particular the following processes:
the method comprises the following steps: injecting abrasive into the abrasive bin 14; injecting clean water into the high-pressure pressurizing box 13;
step two: fixing a workpiece 4 on a workpiece shaft 3 in a working interval 5, and clamping the workpiece 4 by using a clamp;
step three: starting a power supply of the workpiece axle box 1 to enable the workpiece 4 to stably rotate on the workpiece axle 3;
step four: starting a driving device of the feeding box; the work bin moves linearly in a reciprocating way, water in the high-pressure pressurizing box 13 enters the water inlet pipe 15, the grinding materials in the mixed grinding work bin 14 enter the grinding material conveying pipe 16, and the water and the grinding materials are sprayed on the surface of the work piece 4 through the spray head 17 to process the work piece 4;
step five: starting the grinding material recovery pump 9 and the clear water recovery pump 11; the abrasive recovery pump 9 recovers the abrasive to the abrasive tank 14; the clean water recovery pump 11 recovers water to the high-pressure pressurizing tank 13.
The sixth specific implementation mode: the abrasive in the first step comprises white corundum and silicon carbide.
The other embodiments are the same as the fifth embodiment.
The seventh embodiment: in the first step, the white corundum and the silicon carbide are mixed according to the ratio of 1: 1.
The other embodiments are the same as the sixth embodiment.
The specific implementation mode is eight: the pressure of the water supplied by the high-pressure booster tank 13 in the fourth step is 80MPa to 150 MPa.
The other embodiments are the same as the fifth embodiment.
The specific implementation method nine: the frequency of the reciprocating linear motion of the feeding box in the third step is 300 times/minute to 600 times/minute.
The other embodiments are the same as the fifth embodiment.
The detailed implementation mode is ten: and the rotation of the workpiece shaft 3 of the workpiece shaft box 1 in the third step and the reciprocating motion of the feeding box in the fourth step are both driven by a speed-regulating driving mode.
The other embodiments are the same as the fifth embodiment.
The working principle is as follows:
after the workpiece is positioned, the workpiece shaft of the workpiece box 1 (adjustable speed) drives the workpiece to rotate, and the high-pressure pressurizing box 13 (adjustable pressure) outputs high-pressure pure water (without abrasive and added with antirust) to the spray head 17.
The high-pressure high-speed water flow generates negative pressure in the spray head, sucks abrasive materials and sprays the abrasive materials on the processing surface to carry out fine grinding processing.
The high-pressure pressurizing box 13 and the grinding material box 14 are arranged on the guide rail 12 and do reciprocating oscillation motion under the drive of a motor, and the amplitude (adjustable) covers the width of a bearing raceway.
At the moment, the workpiece can complete the process of machining the surface of the bearing raceway under the action of self-rotation and reciprocating oscillation motion.
The grinding water which finishes the work enters a liquid collecting tank 7 through a recovery pipe 6, and a magnetic separation device is arranged in the liquid collecting tank to separate the cuttings of the workpiece. The grinding water is precipitated to separate pure water and grinding materials (mixture of high-concentration grinding materials and water), and the pure water and the grinding materials are respectively conveyed to a high-pressure pressurizing box and a grinding material box through a pump body and recycled.
The grinding material (containing 50% of white corundum and 50% of green silicon carbide) and water are simultaneously injected into a feeding box, high-pressure abrasive water jet (with the pressure of about 80-150 MPa) is injected into the surface of the roller path by using high-pressure water jet, the high-pressure abrasive water jet makes reciprocating linear motion (300-600 times/minute), a workpiece rotates, the traditional oilstone is replaced, and the surface of the bearing roller path is subjected to lapping processing. The surface quality of the bearing raceway is obtained by utilizing liquid mixed with fine abrasives and sprayed from a nozzle pin hole at a high speed to impact the surface to be processed, removing materials (wave crests and wave troughs after grinding) through high-speed collision and shearing action generated by abrasive particles, and adjusting technological parameters such as spraying pressure, time, abrasive components, granularity and the like.
Claims (10)
1. Bearing raceway high pressure water jet lapping processingequipment, its characterized in that: the device comprises a workpiece axle box (1), a lathe bed (2), a workpiece axle (3), a guide rail (12), a feeding box and a spray head (17);
the workpiece axle box (1) and the feeding box are arranged at the top of the lathe bed (2), and a gap is reserved between the workpiece axle box (1) and the feeding box to form a working area (5);
one end of the workpiece axle box (1) is provided with a workpiece axle (3), and the workpiece axle (3) is arranged in the working area (5) towards the feeding box;
the feeding box is connected with the lathe bed (2) in a sliding mode through a guide rail (12), and the moving direction of the feeding box is parallel to the axial direction of the workpiece shaft (3);
the top of the feeding box is connected with a spray head (17) through a feeding pipe, the spray head (17) is arranged in a working area (5) on one side facing a workpiece axle box (1), and the spraying direction of the spray head (17) is perpendicular to the axial direction of a workpiece axle (3).
2. A bearing raceway high pressure water jet lapping machining apparatus according to claim 1, characterized by: the feed pipe comprises a water inlet pipe (15) and an abrasive conveying pipe (16);
the feed tank comprises a high-pressure pressurizing tank (13) and an abrasive tank (14);
the water inlet pipe (15) is connected with the clear water supply end of the high-pressure pressurizing box (13),
the abrasive conveying pipe (16) is connected with the abrasive supplying end of the abrasive box (14).
3. A bearing raceway high pressure water jet lapping machining apparatus according to claim 2, characterized in that: the device also comprises an abrasive material recovery mechanism, wherein the recovery end of the abrasive material recovery mechanism is arranged below the working interval (5), and the supply end of the abrasive material recovery mechanism is connected with the supply box.
4. A bearing raceway high pressure water jet lapping machining apparatus according to claim 3, characterized in that: the abrasive material recovery mechanism comprises a recovery pipe (6), a liquid collection tank (7), an abrasive material return pipe (8), an abrasive material recovery pump (9), a clear water return pipe (10) and a clear water recovery pump (11);
the recovery pipe (6) is vertically arranged below the workpiece shaft (3), penetrates through the lathe bed (2) from top to bottom and is communicated with a liquid collecting tank (7) arranged at the lower part of the lathe bed (2), one end of the abrasive material return pipe (8) and one end of the clean water return pipe (10) are both communicated with the liquid collecting tank (7), the clean water return pipe (10) is arranged above the abrasive material return pipe (8), the other end of the clean water return pipe (10) is connected with the clean water collecting end of the high-pressure pressurizing tank (13), and the other end of the abrasive material return pipe (8) is connected with the abrasive material collecting end of the abrasive material tank (14);
the abrasive recovery pump (9) is arranged on the abrasive return pipe (8), and the clear water recovery pump (11) is arranged on the clear water return pipe (10).
5. The bearing raceway high-pressure water jet lapping processing method is characterized by comprising the following steps of: machining using a bearing raceway high-pressure water jet lapping machine according to any one of claims 1 to 4, comprising in particular the following processes:
the method comprises the following steps: injecting an abrasive into an abrasive bin (14); clean water is injected into a high-pressure pressurizing box (13);
step two: fixing a workpiece (4) on a workpiece shaft (3) in a working area (5), and clamping the workpiece (4) by using a clamp;
step three: starting a power supply of the workpiece axle box (1) to enable the workpiece (4) to rotate stably on the workpiece axle (3);
step four: starting a driving device of the feeding box; the work bin moves linearly in a reciprocating mode, water in the high-pressure pressurizing box (13) enters the water inlet pipe (15), abrasive materials in the mixed abrasive material box (14) enter the abrasive material conveying pipe (16), and the water and the abrasive materials are sprayed to the surface of the workpiece (4) through the spray head (17) to process the workpiece (4);
step five: starting the abrasive recovery pump (9) and the clear water recovery pump (11); an abrasive recovery pump (9) recovers the abrasive to an abrasive tank (14); the clear water recovery pump (11) recovers water to the high-pressure pressurizing tank (13).
6. A bearing raceway high-pressure water jet lapping method according to claim 5, characterized by: the abrasive in the first step comprises white corundum and silicon carbide.
7. A bearing raceway high-pressure water jet lapping method according to claim 6, characterized by: in the first step, the white corundum and the silicon carbide are mixed according to the ratio of 1: 1.
8. A bearing raceway high-pressure water jet lapping method according to claim 5, characterized by: the pressure of the water supplied by the high-pressure booster box (13) in the fourth step is 80MPa to 150 MPa.
9. A bearing raceway high-pressure water jet lapping method according to claim 5, characterized by: the frequency of the reciprocating linear motion of the feeding box in the third step is 300 times/minute to 600 times/minute.
10. A bearing raceway high-pressure water jet lapping method according to claim 5, characterized by: and the rotation of the workpiece shaft (3) of the workpiece shaft box (1) in the third step and the reciprocating motion of the feeding box in the fourth step are both driven by a speed-regulating driving mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011432209.7A CN112440214A (en) | 2020-12-09 | 2020-12-09 | High-pressure water jet lapping device and method for bearing raceway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011432209.7A CN112440214A (en) | 2020-12-09 | 2020-12-09 | High-pressure water jet lapping device and method for bearing raceway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112440214A true CN112440214A (en) | 2021-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011432209.7A Pending CN112440214A (en) | 2020-12-09 | 2020-12-09 | High-pressure water jet lapping device and method for bearing raceway |
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| CN (1) | CN112440214A (en) |
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|---|---|---|---|---|
| JPS61159371A (en) * | 1984-12-28 | 1986-07-19 | Fuji Seiki Seizosho:Kk | Lapping method for silicone wafer for substrate of integrated circuit, etc. and blasting device therefor |
| JPH01177972A (en) * | 1988-01-08 | 1989-07-14 | Electric Power Dev Co Ltd | Abrasive material supply device for liquid jet machining device |
| CN2936571Y (en) * | 2006-08-10 | 2007-08-22 | 无锡开源机床集团有限公司 | Digital control bearing extornal ring roller way grinder |
| JP2009202307A (en) * | 2008-02-28 | 2009-09-10 | Nsk Ltd | Grinding method for rolling and sliding device member and rolling and sliding device member |
| CN101875046A (en) * | 2010-04-21 | 2010-11-03 | 宁波达克轴承有限公司 | Bearing washer |
| CN102678759A (en) * | 2012-06-01 | 2012-09-19 | 厦门大学 | Processing method for bearing groove |
| CN203712523U (en) * | 2014-01-25 | 2014-07-16 | 重庆搏帆涡轮动力设备有限公司 | Water type sand blasting machine |
| CN204053825U (en) * | 2014-07-21 | 2014-12-31 | 海隆防腐技术工程(太仓)有限公司 | High-pressure water-jet blasting machine |
| CN205290700U (en) * | 2015-11-26 | 2016-06-08 | 重庆市江津区华茂机械有限责任公司 | Novel sand blasting machine |
| CN205363616U (en) * | 2015-12-01 | 2016-07-06 | 新昌金涛轴承有限公司 | Automatic sand -blast treating device of bearing inner race inner face |
| CN214923561U (en) * | 2020-12-09 | 2021-11-30 | 哈尔滨轴承集团公司 | High-pressure water jet lapping processing device for bearing raceway |
-
2020
- 2020-12-09 CN CN202011432209.7A patent/CN112440214A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61159371A (en) * | 1984-12-28 | 1986-07-19 | Fuji Seiki Seizosho:Kk | Lapping method for silicone wafer for substrate of integrated circuit, etc. and blasting device therefor |
| JPH01177972A (en) * | 1988-01-08 | 1989-07-14 | Electric Power Dev Co Ltd | Abrasive material supply device for liquid jet machining device |
| CN2936571Y (en) * | 2006-08-10 | 2007-08-22 | 无锡开源机床集团有限公司 | Digital control bearing extornal ring roller way grinder |
| JP2009202307A (en) * | 2008-02-28 | 2009-09-10 | Nsk Ltd | Grinding method for rolling and sliding device member and rolling and sliding device member |
| CN101875046A (en) * | 2010-04-21 | 2010-11-03 | 宁波达克轴承有限公司 | Bearing washer |
| CN102678759A (en) * | 2012-06-01 | 2012-09-19 | 厦门大学 | Processing method for bearing groove |
| CN203712523U (en) * | 2014-01-25 | 2014-07-16 | 重庆搏帆涡轮动力设备有限公司 | Water type sand blasting machine |
| CN204053825U (en) * | 2014-07-21 | 2014-12-31 | 海隆防腐技术工程(太仓)有限公司 | High-pressure water-jet blasting machine |
| CN205290700U (en) * | 2015-11-26 | 2016-06-08 | 重庆市江津区华茂机械有限责任公司 | Novel sand blasting machine |
| CN205363616U (en) * | 2015-12-01 | 2016-07-06 | 新昌金涛轴承有限公司 | Automatic sand -blast treating device of bearing inner race inner face |
| CN214923561U (en) * | 2020-12-09 | 2021-11-30 | 哈尔滨轴承集团公司 | High-pressure water jet lapping processing device for bearing raceway |
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