CN201331403Y - Moment rigidity tester for hub bearing unit - Google Patents
Moment rigidity tester for hub bearing unit Download PDFInfo
- Publication number
- CN201331403Y CN201331403Y CNU2008202414105U CN200820241410U CN201331403Y CN 201331403 Y CN201331403 Y CN 201331403Y CN U2008202414105 U CNU2008202414105 U CN U2008202414105U CN 200820241410 U CN200820241410 U CN 200820241410U CN 201331403 Y CN201331403 Y CN 201331403Y
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- hub bearing
- bearing unit
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- differential transformer
- radial
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Abstract
The utility model relates to a moment rigidity tester for a hub bearing unit, which is formed by a radial cylinder 1, a lever 2, a radial sliding block 3, a radial tension sensor 4, an adjusting thread sleeve 5, a test base 6, differential transformer type displacement sensors 8, a combined loading sleeve 9, an axial sliding block 10, an axial tension sensor 11, an axial cylinder 12, an adjusting guide rail 13 and a testing mandrel 14. An outer ring of the tested hub bearing unit 7 is fixed in the combined loading sleeve, and the inner ring is provided with the testing mandrel; an inner ring flange is fixedly arranged on the testing base by bolts; a plurality of the differential transformer type displacement sensors are respectively arranged on the joints of the testing mandrel, the outer ring of the tested hub bearing unit, the test base and the axial sliding block, which are close to the combined loading sleeve; and connecting signals of the differential transformer type displacement sensors are serially connected with a computer. The tester can accurately and truly simulate the stress mode of an automobile hub and quickly and accurately test obliquity valves of various moments; and after analysis and comparison, the moment rigidity valve of the automobile hub bearing can be calculated by the computer.
Description
Technical field
The utility model belongs to automotive hub moment technical field of measurement and test, refers more particularly to a kind of hub bearing unit torque rigidity tester.
Background technology
The torque rigidity index appreciable impact of automobile hub bearing automobile driving comfort, turn to stationarity and security, along with the fast development of automobile industry, the experimental study of the torque rigidity of automobile hub bearing also more and more is subjected to people's attention.Adopt mostly at present the wheelboss flange dish of measured wheel hub bearing unit one end is fixed, other end steering knuckle ring flange is applied simple torque load, measure the pitch angle of the relative steering knuckle ring flange of wheel hub ring flange by dial gauge or clock gauge.
This test is comparatively rough, load that applies and moment character is the stress form of real simulated automobile hub unit accurately, adopt the test data error range and the discreteness of dial gauge or clock gauge gained bigger, and can only in testing laboratory, carry out single hub-bearing unit of planting model, and analyze after after need repeatedly testing test data being added up, calculate loaded down with trivial details, workload is big.
Summary of the invention
For addressing the above problem, the utility model has designed a kind of hub bearing unit torque rigidity tester, this tester accurately real simulation automotive hub stress form also tests out each moment inclination angle value size fast accurately, and the contrast back directly calculates automobile hub bearing torque rigidity value by computing machine by analysis.
For achieving the above object, the utility model adopts following technical scheme:
Described hub bearing unit torque rigidity tester is by radially cylinder, lever, radial slider, radial pull sensor, adjusting silk braid, testing base, differential transformer displace, combined type loading cover, axial slider, axial tension sensor, axial cylinder, adjusting guide rail and test mandrel constitute, wherein radially cylinder connects with middle relatively-stationary lever, radial slider is through in the lever and can moves along it, movably radial slider connects the radial pull sensor successively and regulates silk braid, regulates silk braid and connects with an end of combined type loading cover; The afterbody of axial cylinder is fixed on movably to be regulated on the guide rail, its head connects with axial slider by the axial tension sensor again, the end of axial slider connects with the other end that combined type loads cover by bolt, combined type loads the outer ring of cover internal fixation measured wheel hub bearing unit, its inner ring is provided with the test mandrel and the inner ring ring flange is installed on the testing base by bolt, at the test mandrel, measured wheel hub bearing unit outer ring, the connection place that testing base and axial slider are pressed close to combined type loading cover is respectively arranged with several differential transformer displaces, and the connection signal of differential transformer displace is connected in series with computing machine.
Described hub bearing unit torque rigidity tester is symmetrical arranged two differential transformer displaces on the test mandrel.
Described hub bearing unit torque rigidity tester is symmetrical arranged two differential transformer displaces in the outer ring of tested automobile hub bearing.
Described hub bearing unit torque rigidity tester is symmetrical arranged two differential transformer displaces in testing base near measured wheel hub bearing unit inner ring ring flange side.
Described hub bearing unit torque rigidity tester, the connection place of pressing close to combined type loading cover at axial slider is provided with two differential transformer displaces.
Described hub bearing unit torque rigidity tester, the displacement measurement accuracy rating of its differential transformer displace is within 2.5 ± 0.0005mm.
Because adopt aforesaid technical scheme, the utility model produces following good effect:
1, well simulated the stressed effect of hub-bearing unit, test result is truer.
2, simple in structure, easy for installation, load stable, load and loading position adjustable.
3, test fast accurately, test data accurately and reliably, good reproducibility.
4, can directly calculate the torque rigidity value of bearing unit by the software program of computer system, reduce the troublesome calculation time of testing crew.
5, go for the test of each model hub-bearing unit, versatility is good.
Description of drawings
Fig. 1 is a tester structural representation of the present utility model.
Among Fig. 1: 1-is cylinder radially; The 2-lever; The 3-radial slider; 4-radial pull sensor; 5-regulates silk braid; The 6-testing base; The tested automobile hub bearing of 7-; The 8-differential transformer displace; The 9-combined type loads cover; The 10-axial slider; 11-axial tension sensor; The 12-axial cylinder; 13-regulates guide rail; 14-tests mandrel.
Embodiment
In conjunction with Fig. 1, hub bearing unit torque rigidity tester of the present utility model is by cylinder (1) radially, lever (2), radial slider (3), radial pull sensor (4), regulate silk braid (5), testing base (6), differential transformer displace (8), combined type loads cover (9), axial slider (10), axial tension sensor (11), axial cylinder (12), regulate guide rail (13) and test mandrel (14) formation, wherein radially cylinder (1) connects with middle relatively-stationary lever (2), radial slider (3) is through in the lever (2) and can moves along it, movably radial slider (3) connects radial pull sensor (4) successively and regulates silk braid (5), regulates silk braid (5) and connects with an end of combined type loading cover (9); The afterbody of axial cylinder (12) is fixed on movably to be regulated on the guide rail (13), its head connects with axial slider (10) by axial tension sensor (11) again, the end of axial slider (10) connects with the other end that combined type loads cover (9) by bolt, combined type loads the outer ring of cover (9) internal fixation measured wheel hub bearing unit (7), its inner ring is provided with test mandrel (14) and the inner ring ring flange is installed on the testing base (6) by bolt, at test mandrel (14), measured wheel hub bearing unit (7) outer ring, the connection place that testing base (6) and axial slider (10) are pressed close to combined type loading cover (9) is respectively arranged with several differential transformer displaces (8), and the connection signal of differential transformer displace (8) is connected in series with computing machine.
Hub bearing unit torque rigidity tester of the present utility model, (14) are symmetrical arranged two differential transformer displaces (8) on the test mandrel.
Hub bearing unit torque rigidity tester of the present utility model is symmetrical arranged two differential transformer displaces (8) in the outer ring of tested automobile hub bearing (7).
Hub bearing unit torque rigidity tester of the present utility model is symmetrical arranged two differential transformer displaces (8) in testing base (6) near measured wheel hub bearing unit (7) inner ring ring flange side.
Hub bearing unit torque rigidity tester of the present utility model, the connection place of pressing close to combined type loading cover (9) at axial slider (10) is provided with two differential transformer displaces (8).
Hub bearing unit torque rigidity tester of the present utility model, the displacement measurement accuracy rating of its differential transformer displace (8) is within 2.5 ± 0.0005mm.
The inner ring ring flange of measured wheel hub bearing unit (7) is installed in by bolt testing base (6) goes up and at inner ring test mandrel (14) is set, its outer ring fixed installation combined type loads cover (9).During test, radially cylinder (1) applies 1/4 radial load that is equivalent to light weight by lever (2) to measured wheel hub bearing unit (7), axial cylinder (12) suffered upsetting moment when measured wheel hub bearing unit (7) applies the simulated automotive turning driving, this upsetting moment size are the product that axial cylinder (12) pulling force and combined type load cover (9) length.The radial load size is recorded by radial pull sensor (4), and the axial tension size is recorded by axial tension sensor (11).Radial slider (3) and adjusting silk braid (5) are used for regulating the radial loaded position of measured wheel hub bearing unit (7), and axial slider (10) and adjusting guide rail (13) are used for regulating the axial loading position of measured wheel hub bearing unit (7).After applying radial and axial load, measured wheel hub bearing unit (7) will produce inclination on horizontal section, the tilt quantity of eight points is recorded by differential transformer displace (8), and computer software carries out eight some tilt quantity of being gathered to draw after the analytical calculation torque rigidity value of automobile hub bearing.
The displacement measurement technology of the differential transformer displace of the utility model application of advanced (8), and by computer software eight some tilt quantity of being gathered are carried out drawing after the analytical calculation torque rigidity value size of hub-bearing unit (7), the big I of change combined type loading cover (9) is carried out product inspection to the hub-bearing unit (7) of multiple model, filled up the blank of domestic this measuring technology, for carrying out the torque rigidity analysis and research, hub-bearing unit (7) established the test basis, satisfied industry to this technology requirement, for designer's Theoretical Calculation provides the measured data reference, further optimized Design Theory.
Claims (6)
1, a kind of hub bearing unit torque rigidity tester, it is characterized in that: this tester is by cylinder (1) radially, lever (2), radial slider (3), radial pull sensor (4), regulate silk braid (5), testing base (6), differential transformer displace (8), combined type loads cover (9), axial slider (10), axial tension sensor (11), axial cylinder (12), regulate guide rail (13) and test mandrel (14) formation, wherein radially cylinder (1) connects with middle relatively-stationary lever (2), radial slider (3) is through in the lever (2) and can moves along it, movably radial slider (3) connects radial pull sensor (4) successively and regulates silk braid (5), regulates silk braid (5) and connects with an end of combined type loading cover (9); The afterbody of axial cylinder (12) is fixed on movably to be regulated on the guide rail (13), its head connects with axial slider (10) by axial tension sensor (11) again, the end of axial slider (10) connects with the other end that combined type loads cover (9) by bolt, combined type loads the outer ring of cover (9) internal fixation measured wheel hub bearing unit (7), its inner ring is provided with test mandrel (14) and the inner ring ring flange is installed on the testing base (6) by bolt, at test mandrel (14), measured wheel hub bearing unit (7) outer ring, the connection place that testing base (6) and axial slider (10) are pressed close to combined type loading cover (9) is respectively arranged with several differential transformer displaces (8), and the connection signal of differential transformer displace (8) is connected in series with computing machine.
2, hub bearing unit torque rigidity tester according to claim 1 is characterized in that: (14) are symmetrical arranged two differential transformer displaces (8) on the test mandrel.
3, hub bearing unit torque rigidity tester according to claim 1 is characterized in that: be symmetrical arranged two differential transformer displaces (8) in the outer ring of tested automobile hub bearing (7).
4, hub bearing unit torque rigidity tester according to claim 1 is characterized in that: be symmetrical arranged two differential transformer displaces (8) in testing base (6) near measured wheel hub bearing unit (7) inner ring ring flange side.
5, hub bearing unit torque rigidity tester according to claim 1 is characterized in that: the connection place of pressing close to combined type loading cover (9) at axial slider (10) is provided with two differential transformer displaces (8).
6, hub bearing unit torque rigidity tester according to claim 1 is characterized in that: the displacement measurement accuracy rating of its differential transformer displace (8) is within 2.5 ± 0.0005mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202414105U CN201331403Y (en) | 2008-12-26 | 2008-12-26 | Moment rigidity tester for hub bearing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202414105U CN201331403Y (en) | 2008-12-26 | 2008-12-26 | Moment rigidity tester for hub bearing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201331403Y true CN201331403Y (en) | 2009-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202414105U Expired - Fee Related CN201331403Y (en) | 2008-12-26 | 2008-12-26 | Moment rigidity tester for hub bearing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201331403Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101813561A (en) * | 2010-03-22 | 2010-08-25 | 上海三一科技有限公司 | Detection device for load of rolling bearing and detection method thereof |
| CN103048134A (en) * | 2012-12-14 | 2013-04-17 | 瓦房店轴承集团有限责任公司 | Automobile hub bearing working condition simulation tester with buffer loading device |
| CN103293072A (en) * | 2013-05-21 | 2013-09-11 | 东莞市正文机械有限公司 | Rigidity test machine |
| CN106546429A (en) * | 2016-12-10 | 2017-03-29 | 瓦房店轴承集团有限责任公司 | Automotive suspension bear vibration testing machine |
| CN107402132A (en) * | 2017-08-23 | 2017-11-28 | 常熟长城轴承有限公司 | Leak fat performance aircraft |
| CN107907331A (en) * | 2017-10-19 | 2018-04-13 | 人本集团有限公司 | Rigidity of hub bearings testing machine |
| CN116818317A (en) * | 2022-11-25 | 2023-09-29 | 山东航行万里汽车轴承有限公司 | Hub bearing test tool |
| CN116839907A (en) * | 2023-09-04 | 2023-10-03 | 万向钱潮股份公司 | Hub bearing axial rigidity test method and test device |
| CN117405330A (en) * | 2023-10-25 | 2024-01-16 | 湖北新火炬科技有限公司 | Bearing operability verification test bed and bearing operability verification test method |
-
2008
- 2008-12-26 CN CNU2008202414105U patent/CN201331403Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101813561A (en) * | 2010-03-22 | 2010-08-25 | 上海三一科技有限公司 | Detection device for load of rolling bearing and detection method thereof |
| CN101813561B (en) * | 2010-03-22 | 2013-09-18 | 昆山三一机械有限公司 | Detection device for load of rolling bearing and detection method thereof |
| CN103048134A (en) * | 2012-12-14 | 2013-04-17 | 瓦房店轴承集团有限责任公司 | Automobile hub bearing working condition simulation tester with buffer loading device |
| CN103048134B (en) * | 2012-12-14 | 2015-06-17 | 瓦房店轴承集团有限责任公司 | Automobile hub bearing working condition simulation tester with buffer loading device |
| CN103293072A (en) * | 2013-05-21 | 2013-09-11 | 东莞市正文机械有限公司 | Rigidity test machine |
| CN106546429A (en) * | 2016-12-10 | 2017-03-29 | 瓦房店轴承集团有限责任公司 | Automotive suspension bear vibration testing machine |
| CN107402132A (en) * | 2017-08-23 | 2017-11-28 | 常熟长城轴承有限公司 | Leak fat performance aircraft |
| CN107907331A (en) * | 2017-10-19 | 2018-04-13 | 人本集团有限公司 | Rigidity of hub bearings testing machine |
| CN116818317A (en) * | 2022-11-25 | 2023-09-29 | 山东航行万里汽车轴承有限公司 | Hub bearing test tool |
| CN116818317B (en) * | 2022-11-25 | 2024-01-02 | 山东航行万里汽车轴承有限公司 | Hub bearing test tool |
| CN116839907A (en) * | 2023-09-04 | 2023-10-03 | 万向钱潮股份公司 | Hub bearing axial rigidity test method and test device |
| CN116839907B (en) * | 2023-09-04 | 2023-11-21 | 万向钱潮股份公司 | Hub bearing axial rigidity test method and test device |
| CN117405330A (en) * | 2023-10-25 | 2024-01-16 | 湖北新火炬科技有限公司 | Bearing operability verification test bed and bearing operability verification test method |
| CN117405330B (en) * | 2023-10-25 | 2024-06-04 | 湖北新火炬科技有限公司 | Bearing operability verification test bed and bearing operability verification test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20171226 |