CN113551909A - Radial spherical plain bearing test bed - Google Patents
Radial spherical plain bearing test bed Download PDFInfo
- Publication number
- CN113551909A CN113551909A CN202110854875.8A CN202110854875A CN113551909A CN 113551909 A CN113551909 A CN 113551909A CN 202110854875 A CN202110854875 A CN 202110854875A CN 113551909 A CN113551909 A CN 113551909A
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- main shaft
- driving mechanism
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- 238000012360 testing method Methods 0.000 title claims abstract description 159
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 238000005485 electric heating Methods 0.000 claims description 19
- 238000010276 construction Methods 0.000 claims 1
- 238000004088 simulation Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a radial spherical plain bearing test bench which comprises a machine body, a loading driving mechanism, a lifting working table, a test unit and a swinging driving mechanism. The radial spherical plain bearing test bed disclosed by the invention takes the rolling bearing as the supporting bearing, and the friction coefficient data of the test bearing can be determined more reasonably; the device has the advantages of simple structure, convenience in use, universality of the supporting bearing, capability of completing simulation tests on the bearing designed under different working conditions, no need of replacing the supporting bearing, driving of the swing driving mechanism by the swing oil cylinder and simpler structure.
Description
Technical Field
The invention belongs to the technical field of testing machines, and particularly relates to a radial spherical plain bearing test bed.
Background
The service life of the centripetal joint bearing for nuclear power is determined according to the service life of a power station (60 years), the service process needs to bear high temperature and high load working conditions, and in order to ensure that a nuclear power station can safely and effectively operate, the working condition simulation test needs to be carried out on the centripetal joint bearing.
Important parameters such as the friction coefficient of the bearing are influenced by loading force and temperature, particularly the temperature influences the clearance of the bearing, further influences the friction coefficient, and causes certain difficulty in determining the friction coefficient of the test bearing and the support bearing.
The radial spherical plain bearing for nuclear power has more models, carries out simulation test to different operating mode test bearings, if the support bearing has the commonality, can not only reduce the test cost, still can simplify the equipment and the dismantlement of each part among the test process.
Disclosure of Invention
Aiming at the defects of the prior art, the invention discloses a radial spherical plain bearing test bed.
In order to achieve the purpose, the invention adopts the following technical scheme: a radial spherical plain bearing test bench comprises a machine body, a loading driving mechanism, a lifting workbench, a test unit and a swinging driving mechanism; a loading driving mechanism and a swinging driving mechanism are fixed on the machine body; the lifting workbench is connected with the loading driving mechanism; one end of the test unit is fixed with the lifting workbench, and the other end of the test unit is in contact with the top of the machine body; the other end of the swing driving mechanism is connected with the test unit; the test unit comprises a test unit bottom plate, a support bearing base, a test main shaft, a bearing taper sleeve, a support bearing and a test bearing; the test unit is connected with the lifting workbench through a test unit bottom plate; the test unit bottom plate is fixed with the lifting workbench through a positioning hole; the two support bearing bases are coaxially and concentrically fixed on the bottom plate of the test unit, and support bearings are arranged in holes of the support bearing bases and are connected with the test main shaft through bearing taper sleeves; the test bearing base is coaxially and concentrically arranged between the two support bearing bases and is connected with the test main shaft through the test bearing; the two ends of the test main shaft are connected with the swing driving mechanism; the support bearing is a rolling bearing, and preferably the rolling bearing with the inner ring being a conical hole.
Further, the machine body is preferably of a frame type structure; the loading driving mechanism comprises a loading oil cylinder and a hydraulic loading system; the loading oil cylinder is fixed on the machine body and connected with the lifting workbench; and the hydraulic loading system is connected with the loading oil cylinder.
Furthermore, a positioning groove is formed in the surface of the lifting workbench, the test unit is fixed to the positioning groove, and the positioning groove is preferably of a T-shaped structure.
Furthermore, the base of the test bearing is provided with an electric heating pipe and a thermocouple temperature sensor which are distributed along the circumferential direction of the test bearing, the minimum linear distance between the electric heating pipe and the test bearing is less than or equal to 100mm, and the thermocouple temperature sensor is positioned between the electric heating pipe and the test bearing.
Furthermore, the specification of the electric heating pipe is preferably less than or equal to 30mm, and the number of the electric heating pipe and the thermocouple temperature sensors is preferably 4-10.
Furthermore, the axial distance between the test bearing base and the support bearing base along the test main shaft is less than or equal to 20mm, and the test bearing base is provided with a slotted hole, so that the arrangement of the electric heating pipe and the thermocouple temperature sensor connecting wire is convenient.
Furthermore, the friction coefficient of the support bearing is less than or equal to 0.1, and the inner diameter of the bearing inner ring is 100 mm-400 mm, preferably 120 mm-350 mm.
Furthermore, the outer diameter surface of the bearing taper sleeve is a conical surface and is matched with a conical hole of the inner ring of the supporting bearing, the inner diameter of the bearing taper sleeve is matched with the test main shaft, the outer diameter size of the bearing taper sleeve is 200 mm-400 mm, and the inner diameter size of the bearing taper sleeve is 100 mm-200 mm.
Further, the test main shaft is a stepped shaft, the test bearing is fixed in the middle of the test main shaft, a key groove is machined in the axial direction of the test main shaft, and the test bearing adopt at least one connection mode of key and interference.
Further, the swing driving mechanism comprises a swing arm and a swing oil cylinder; the swing arm is preferably of a fork-shaped frame structure, one end of the swing arm is connected with two ends of the test main shaft, and the other end of the swing arm is connected with the swing oil cylinder.
The invention has the beneficial effects that: the radial spherical plain bearing test bed disclosed by the invention takes the rolling bearing as the supporting bearing, and the friction coefficient data of the test bearing is more reasonable to determine; the support bearing has universality, can finish simulation tests on the design bearings under different working conditions, does not need to replace the support bearing, is convenient to use, and reduces the test cost; the swing driving mechanism is driven by a swing oil cylinder, and the structure is simpler.
Drawings
FIG. 1 is a schematic diagram of a test rig structure provided by the present invention;
FIG. 2 is a schematic view of a lift table provided by the present invention;
FIG. 3 is a schematic diagram of a test unit according to the present invention;
FIG. 4 is a schematic diagram showing the distribution of an electric heating tube, a thermocouple and a slot of a connecting wire installed on a base of a test bearing provided by the present invention;
FIG. 5 is a schematic view of a bearing cone provided by the present invention;
FIG. 6 is a schematic view of a swing arm mechanism provided by the present invention;
in the figure, 1, a fuselage; 2. a loading drive mechanism; 3. lifting the working table; 4. a test unit; 5. a swing drive mechanism; 401. a test unit base plate; 402. supporting the bearing base; 403. testing a bearing base; 404. testing the main shaft; 405. a bearing taper sleeve; 406. a support bearing; 407. testing the bearing; 501. and (4) swinging arms.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the following further description is made with reference to the accompanying drawings and examples, which are only a part of the examples of the present invention, but not all examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figure 1, the invention discloses a radial spherical plain bearing test bed, which comprises a machine body 1, a loading driving mechanism 2, a lifting working table 3, a test unit 4 and a swing driving mechanism 5; the machine body 1 is preferably of a frame type structure, and a loading driving mechanism 2 and a swinging driving mechanism 5 are fixed on the machine body 1; the lifting workbench 3 is connected with the loading driving mechanism 2; one end of the test unit 4 is fixed with the lifting workbench 3, and the other end of the test unit is freely contacted with the top of the inner side of the machine body 1; the other end of the swing driving mechanism 5 is connected with the test unit 4.
The loading driving mechanism 2 comprises a loading oil cylinder and a hydraulic loading system; the loading oil cylinder is used as a guide mechanism and fixed on the machine body 1 and is connected with the lifting workbench 3; and the hydraulic loading system is connected with the loading oil cylinder.
The surface of the lifting working table 3 is provided with a positioning groove, the structure of the positioning groove is preferably a T-shaped groove, and the test unit 4 is fixed on the positioning groove.
The test unit 4 comprises a test unit bottom plate 401, a support bearing base 402, a test bearing base 403, a test main shaft 404, a bearing taper sleeve 405, a support bearing 406 and a test bearing 407; the test unit 4 is connected with the lifting workbench 3 through a test unit bottom plate 401; the test unit base plate 401 is fixed with the lifting workbench 3 through a positioning hole; the test device comprises a test unit base plate 401, two support bearing bases 402, a bearing taper sleeve 405, a support bearing 406, a test main shaft 404, a bearing taper sleeve 405, a test main shaft 404 and a test unit base plate, wherein the two support bearing bases 402 are coaxially and concentrically fixed on the test unit base plate 401, the support bearing 406 is connected with the bearing taper sleeve 405, the outer diameter surface of the bearing taper sleeve 405 is a conical surface and is matched with a conical hole of an inner ring of the support bearing 406, the inner diameter of the bearing taper sleeve 405 is matched with the test main shaft 404, the outer diameter of the bearing taper sleeve is 200-400 mm, and the inner diameter of the bearing taper sleeve is 100-200 mm; the test bearing base 403 is coaxially and concentrically arranged between the two support bearing bases 402, the axial distance between the test bearing base 403 and the support bearing base 402 along the test main shaft 404 is less than or equal to 20mm, and the test bearing 407 is connected with the test main shaft 404 through a key or interference fit; the test main shaft 404 is preferably a stepped shaft, the test bearing 407 is fixed in the middle of the test main shaft 404, a key groove is axially processed on the test main shaft 404, and the test main shaft 404 and the test bearing 407 adopt at least one connection mode of key and interference; two ends of the test main shaft 404 are connected with the swing driving mechanism 5; the support bearing 406 is preferably a rolling bearing, more preferably a rolling bearing with an inner ring with taper, the friction coefficient of the support bearing 406 is less than or equal to 0.1, and the inner diameter of the inner ring of the bearing is 100 mm-400 mm, preferably 120 mm-350 mm; the test bearing base 403 can be provided with the electric heating pipe and the thermocouple temperature sensor along the test bearing 407 in a circumferential direction in an evenly distributed or unevenly distributed manner, the minimum linear distance between the electric heating pipe and the test bearing 407 is less than or equal to 100mm, the thermocouple temperature sensor is positioned between the electric heating pipe and the test bearing 407, the test bearing base 403 is provided with a slotted hole, the arrangement of connecting wires of the electric heating pipe and the thermocouple temperature sensor is convenient, the specification of the electric heating pipe is preferably phi less than or equal to 30mm, the number of the electric heating pipe and the thermocouple temperature sensor is preferably 4-10, and a specific temperature simulation test can be completed.
The swing driving mechanism 5 comprises a swing arm and a swing oil cylinder; the swing arm 501 is preferably of a fork-shaped frame structure, one end of the swing arm 501 is connected with two ends of the test main shaft 404, and the other end of the swing arm 501 is connected with a swing oil cylinder; the swing oil cylinder controls the swing angle and the swing speed through the electromagnetic directional valve and the displacement sensor.
The connection can be at least one of groove, key, bolt, clamping groove, pin, interference fit and clearance fit.
The working process of the radial spherical plain bearing test bed provided by the invention is as follows: firstly, assembling a test unit, mounting a test bearing 407, a test main shaft 404 and the like on the test unit 4, and mounting a thermocouple temperature sensor and a heating device on a test bearing base 403; then, setting the magnitude of the force applied by a loading oil cylinder of the loading driving mechanism 2 to the test unit 4; then, the swing oil cylinder in the swing driving mechanism 5 works to drive the swing arm 501 and then the test main shaft 404 to move, and test data is collected and analyzed to complete the test. The working state of the test bearing 407 under different working conditions can be simulated by changing the magnitude of the applied force and the heating temperature of the loading cylinder of the loading driving mechanism 2.
In conclusion, the radial spherical plain bearing test bed disclosed by the invention takes the rolling bearing as the supporting bearing, and the friction coefficient data of the test bearing can be determined more reasonably; the device has the advantages of simple structure, convenience in use, universality of the supporting bearing, capability of completing simulation tests on the bearing designed under different working conditions, no need of replacing the supporting bearing, driving of the swing driving mechanism by the swing oil cylinder and simpler structure.
Claims (10)
1. A radial spherical plain bearing test bed is characterized by comprising a machine body (1), a loading driving mechanism (2), a lifting workbench (3), a test unit (4) and a swinging driving mechanism (5); a loading driving mechanism (2) and a swinging driving mechanism (5) are fixed on the machine body (1); the lifting workbench (3) is connected with the loading driving mechanism (2); one end of the test unit (4) is fixed with the lifting workbench (3), and the other end of the test unit is contacted with the top of the machine body (1); the other end of the swing driving mechanism (5) is connected with the test unit (4); the test unit (4) comprises a test unit bottom plate (401), a supporting bearing base (402), a test bearing base (403), a test main shaft (404), a bearing taper sleeve (405), a supporting bearing (406) and a test bearing (407); the test unit (4) is connected with the lifting workbench (3) through a test unit bottom plate (401); the test unit bottom plate (401) is fixed with the lifting workbench (3) through a positioning hole; the two support bearing bases (402) are coaxially fixed on the test unit bottom plate (401), and support bearings (406) are installed in base holes of the support bearing bases (402) and connected with a test main shaft (404) through bearing taper sleeves (405); the test bearing base (403) is coaxially and concentrically arranged between the two support bearing bases (402) and is connected with the test main shaft (404) through a test bearing (407); the two ends of the test main shaft (404) are connected with the swing driving mechanism (5); the support bearing (406) is a rolling bearing, preferably a rolling bearing with a conical bore inner ring.
2. Radial spherical plain bearing test bench according to claim 1, characterized in that said body (1) is preferably of frame-type construction; the loading driving mechanism (2) comprises a loading oil cylinder and a hydraulic loading system; the loading oil cylinder is fixed on the machine body (1) and connected with the lifting workbench (3); and the hydraulic loading system is connected with the loading oil cylinder.
3. Radial spherical plain bearing test bench according to claim 1, characterized in that the surface of the lifting table (3) is provided with positioning grooves, the test units (4) are fixed in the positioning grooves, and the positioning grooves are preferably of T-shaped structure.
4. A radial spherical plain bearing test bench according to claim 1, wherein the test bearing base (403) is equipped with an electric heating tube and a thermocouple temperature sensor distributed along the circumference of the test bearing (407), the minimum linear distance between the electric heating tube and the test bearing (407) is less than or equal to 100mm, and the thermocouple temperature sensor is located between the electric heating tube and the test bearing (407).
5. A radial spherical plain bearing test bench according to claim 4, wherein the specification of the electric heating pipes is preferably phi ≤ 30mm, and the number of the electric heating pipes and the thermocouple temperature sensors is preferably 4-10.
6. A radial spherical plain bearing test bench according to claim 1, wherein the axial distance between the test bearing base (403) and the support bearing base (402) along the test main shaft (404) is less than or equal to 20mm, and the test bearing base (403) is provided with slotted holes to facilitate the layout of the connecting wires of the electric heating tube and the thermocouple temperature sensor.
7. Radial spherical plain bearing test bench according to claim 1, characterized in that the coefficient of friction of the support bearing (406) is equal to or less than 0.1 and the inner diameter of the bearing inner ring is between 100mm and 400mm, preferably between 120mm and 350 mm.
8. A radial spherical plain bearing test bench according to claim 1, wherein the outer diameter surface of the bearing cone (405) is a conical surface and is fitted with the conical hole of the inner ring of the support bearing (406), the inner diameter of the bearing cone (405) is fitted with the test spindle (404), the outer diameter dimension of the bearing cone is 200mm to 400mm, and the inner diameter dimension of the bearing cone is 100mm to 200 mm.
9. The radial spherical plain bearing test bed according to claim 1, wherein the test main shaft (404) is a stepped shaft, the test bearing (407) is fixed in the middle of the test main shaft (404), the test main shaft (404) is axially provided with a key groove, and the test main shaft (404) and the test bearing (407) adopt at least one of key and interference connection.
10. A radial spherical plain bearing test bench according to claim 1, wherein said oscillating drive mechanism (5) comprises an oscillating arm (501) and an oscillating cylinder; the swing arm (501) is preferably of a fork-shaped frame structure, one end of the swing arm (501) is connected with two ends of the test main shaft (404), and the other end of the swing arm (501) is connected with a swing oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110854875.8A CN113551909B (en) | 2021-07-28 | 2021-07-28 | Centripetal knuckle bearing test bench |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110854875.8A CN113551909B (en) | 2021-07-28 | 2021-07-28 | Centripetal knuckle bearing test bench |
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| CN113551909A true CN113551909A (en) | 2021-10-26 |
| CN113551909B CN113551909B (en) | 2024-06-25 |
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| CN202110854875.8A Active CN113551909B (en) | 2021-07-28 | 2021-07-28 | Centripetal knuckle bearing test bench |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184543A (en) * | 2021-12-06 | 2022-03-15 | 湖南楚榆智能科技有限公司 | Shaft sleeve friction coefficient detection experiment machine |
| CN114674559A (en) * | 2022-03-25 | 2022-06-28 | 北京理工大学 | Friction torque measurement test bed for paired rolling bearings |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201575908U (en) * | 2009-11-27 | 2010-09-08 | 洛阳工铭机电设备有限公司 | Airplane slat sliding joint bearing analysis device |
| CN102175544A (en) * | 2010-12-25 | 2011-09-07 | 中北大学 | Frictional wear simulation test bench of wobble friction pair |
| CN102221462A (en) * | 2011-06-13 | 2011-10-19 | 长春机械科学研究院有限公司 | Test detection device for joint bearing |
| CN102519724A (en) * | 2011-12-05 | 2012-06-27 | 三一重机有限公司 | Wobble bearing type friction test device and method |
| CN203037453U (en) * | 2013-01-11 | 2013-07-03 | 王华秀 | Mechanical loading device for durability test of automobile manual control valve |
| CN203100949U (en) * | 2013-03-26 | 2013-07-31 | 新昌县产品质量监督检验所 | Rolling bearing friction moment measuring device under low-speed medium-heavy load |
| CN103439112A (en) * | 2013-09-16 | 2013-12-11 | 洛阳Lyc轴承有限公司 | Comprehensive performance test bed for high-speed railway bearing |
| JP2014016269A (en) * | 2012-07-10 | 2014-01-30 | Kyowa Interface Science Co Ltd | Friction testing device |
| CN205981688U (en) * | 2016-08-08 | 2017-02-22 | 洛阳轴研科技股份有限公司 | Joint bearing life testing machine |
| CN107884192A (en) * | 2017-11-29 | 2018-04-06 | 浙江大学 | The experimental rig of oscillating bearing |
| CN109357871A (en) * | 2018-12-12 | 2019-02-19 | 中国北方发动机研究所(天津) | A kind of connecting rod small end of engine bearing certification test platform and test macro |
| CN109752271A (en) * | 2019-03-03 | 2019-05-14 | 王志辉 | A kind of the non-uniform temperature field abrasion test device and its test method of material |
| CN111189636A (en) * | 2020-01-10 | 2020-05-22 | 中国航空综合技术研究所 | Clamp system for life test of joint bearing |
| CN211623945U (en) * | 2020-01-17 | 2020-10-02 | 中船重工(重庆)西南装备研究院有限公司 | Radial foil gas bearing high-temperature performance testing device |
| CN111829781A (en) * | 2019-04-12 | 2020-10-27 | 福建龙溪轴承(集团)股份有限公司 | Joint bearing compound motion test device |
| CN212059357U (en) * | 2020-05-11 | 2020-12-01 | 中国人民解放军陆军装甲兵学院 | Clamp suitable for self-lubricating oscillating bearing swing wear test under light-load working condition |
| CN112014104A (en) * | 2020-07-28 | 2020-12-01 | 人本股份有限公司 | Test tool for water pump shaft connecting bearing |
| CN215640137U (en) * | 2021-07-28 | 2022-01-25 | 浙江中达精密部件股份有限公司 | Radial spherical plain bearing test bed |
-
2021
- 2021-07-28 CN CN202110854875.8A patent/CN113551909B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201575908U (en) * | 2009-11-27 | 2010-09-08 | 洛阳工铭机电设备有限公司 | Airplane slat sliding joint bearing analysis device |
| CN102175544A (en) * | 2010-12-25 | 2011-09-07 | 中北大学 | Frictional wear simulation test bench of wobble friction pair |
| CN102221462A (en) * | 2011-06-13 | 2011-10-19 | 长春机械科学研究院有限公司 | Test detection device for joint bearing |
| CN102519724A (en) * | 2011-12-05 | 2012-06-27 | 三一重机有限公司 | Wobble bearing type friction test device and method |
| JP2014016269A (en) * | 2012-07-10 | 2014-01-30 | Kyowa Interface Science Co Ltd | Friction testing device |
| CN203037453U (en) * | 2013-01-11 | 2013-07-03 | 王华秀 | Mechanical loading device for durability test of automobile manual control valve |
| CN203100949U (en) * | 2013-03-26 | 2013-07-31 | 新昌县产品质量监督检验所 | Rolling bearing friction moment measuring device under low-speed medium-heavy load |
| CN103439112A (en) * | 2013-09-16 | 2013-12-11 | 洛阳Lyc轴承有限公司 | Comprehensive performance test bed for high-speed railway bearing |
| CN205981688U (en) * | 2016-08-08 | 2017-02-22 | 洛阳轴研科技股份有限公司 | Joint bearing life testing machine |
| CN107884192A (en) * | 2017-11-29 | 2018-04-06 | 浙江大学 | The experimental rig of oscillating bearing |
| CN109357871A (en) * | 2018-12-12 | 2019-02-19 | 中国北方发动机研究所(天津) | A kind of connecting rod small end of engine bearing certification test platform and test macro |
| CN109752271A (en) * | 2019-03-03 | 2019-05-14 | 王志辉 | A kind of the non-uniform temperature field abrasion test device and its test method of material |
| CN111829781A (en) * | 2019-04-12 | 2020-10-27 | 福建龙溪轴承(集团)股份有限公司 | Joint bearing compound motion test device |
| CN111189636A (en) * | 2020-01-10 | 2020-05-22 | 中国航空综合技术研究所 | Clamp system for life test of joint bearing |
| CN211623945U (en) * | 2020-01-17 | 2020-10-02 | 中船重工(重庆)西南装备研究院有限公司 | Radial foil gas bearing high-temperature performance testing device |
| CN212059357U (en) * | 2020-05-11 | 2020-12-01 | 中国人民解放军陆军装甲兵学院 | Clamp suitable for self-lubricating oscillating bearing swing wear test under light-load working condition |
| CN112014104A (en) * | 2020-07-28 | 2020-12-01 | 人本股份有限公司 | Test tool for water pump shaft connecting bearing |
| CN215640137U (en) * | 2021-07-28 | 2022-01-25 | 浙江中达精密部件股份有限公司 | Radial spherical plain bearing test bed |
Non-Patent Citations (6)
| Title |
|---|
| 任海东;杨伯原;: "轴承摩擦力矩特性试验台的研制", 轴承, no. 01 * |
| 刘国平;方建敏;: "金属膜盘联轴器用关节轴承磨损特性研究", 航空发动机, no. 02, 15 April 2017 (2017-04-15) * |
| 宋云峰, 郭强, 罗唯力: "PTFE/铜网复合材料衬垫自润滑关节轴承的试验研究", 机械工程材料, no. 06, 20 June 2003 (2003-06-20) * |
| 宋云峰, 郭强, 罗唯力: "摆动式轴承摩擦磨损特性的试验方法及设备", 理化检验.物理分册, no. 07 * |
| 胡占齐;李巍;杨育林;齐效文;刘长鑫;: "航空关节轴承寿命试验机发展综述", 轴承, no. 11 * |
| 邱月平;沈雪瑾;: "关节轴承磨损性能试验研究进展", 轴承, no. 06, 5 June 2011 (2011-06-05) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184543A (en) * | 2021-12-06 | 2022-03-15 | 湖南楚榆智能科技有限公司 | Shaft sleeve friction coefficient detection experiment machine |
| CN114674559A (en) * | 2022-03-25 | 2022-06-28 | 北京理工大学 | Friction torque measurement test bed for paired rolling bearings |
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Address after: 314000 Zhengyuan Road, Jiaxing Economic Development Zone, Jiaxing City, Zhejiang Province Applicant after: COB PRECISION PARTS Inc. Applicant after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: 314000 Zhengyuan Road, Jiaxing Economic Development Zone, Jiaxing City, Zhejiang Province Applicant before: COB PRECISION PARTS Inc. Applicant before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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