CN101464196B - Method for testing automobile hub bearing unit torque rigidity - Google Patents
Method for testing automobile hub bearing unit torque rigidity Download PDFInfo
- Publication number
- CN101464196B CN101464196B CN2008102373129A CN200810237312A CN101464196B CN 101464196 B CN101464196 B CN 101464196B CN 2008102373129 A CN2008102373129 A CN 2008102373129A CN 200810237312 A CN200810237312 A CN 200810237312A CN 101464196 B CN101464196 B CN 101464196B
- Authority
- CN
- China
- Prior art keywords
- radial
- hub bearing
- axial
- automobile hub
- bearing unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
A method for testing the moment rigidity of a vehicle hub bearing unit is characterized in that an inner ring flange of a hub bearing unit 7 of a vehicle to be tested is fixed on a testing base 6; a combined loading sleeve 9 is fixedly mounted on an outer ring of the bearing unit; an adjusting thread sleeve 5, a radial tension sensor 4 and a radial slide block 3 are connected sequentially with one end of the bearing unit, and a radial cylinder 1 is connected with the end through a lever 2; the other end is connected with a radial slide block 10, and then connected with an axial cylinder 12, and a guiding rail 13 is adjusted to displace in line with the radial slide block; when in test, the radial cylinder applies a radial load one fourth as much as the weight of the vehicle, the axial cylinder applies the overturning moment as required, and the sensor measures the load; after the radial and axial load is applied, the hub bearing unit of the vehicle to be tested produces inclination on the horizontal section; a differential transformer type displacement sensor 8 measures the inclination of eight points; and the moment rigidity value of the hub bearing unit of the vehicle is obtained after computer software analyses and calculates the inclination of the eight collected points.
Description
Technical field
The invention belongs to the moment technical field of measurement and test, relate generally to a kind of method of testing of automobile hub bearing unit torque rigidity.
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.
At present, the hub bearing unit torque rigidity test analysis adopts a kind of rough method to carry out mostly, the wheelboss flange dish that is about to measured wheel hub bearing unit one end is fixed, other end steering knuckle ring flange is applied simple torque load, finish by the pitch angle of dial gauge or the relative steering knuckle ring flange of clock gauge measurement wheel hub ring flange.
This method of testing 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.
For improving the rapidity and the accuracy of automobile hub bearing unit torque rigidity test, need special proving installation to carry out experimental study, for its theoretical analysis provides authentic and valid data refer, and this technology still belongs to blank at present at home, and pertinent literature is not seen report yet.Carry out the testing research of the torque rigidity of hub-bearing unit, can further optimize the Design Theory of automobile hub bearing.
Summary of the invention
For overcoming problems such as the test condition that present automobile hub bearing unit torque rigidity test analysis exists is simple and easy, test simulation is low, the test data error is big, the invention provides a kind of method of testing of automobile hub bearing unit torque rigidity, this method of testing 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 present invention adopts following technical scheme:
The method of testing of described automobile hub bearing unit torque rigidity, this method of testing is the one cover proving installation of design earlier, on proving installation, dispose differential transformer displace, the data of being tested are fed back to computing machine analyze contrast and calculate its torque rigidity value, wherein
1. proving installation comprises and axially adds carrier gas cylinder, axially parts, radial loaded cylinder, radial loaded adjusting parts, testing base, combined type loading cover and mandrel are regulated in loading;
2. be distributed with eight differential transformer displaces on the test point;
3. computing machine includes analysis software;
The inner ring ring flange of tested automobile hub bearing is installed on the testing base and at inner ring by bolt the test mandrel is set, its outer ring fixed installation combined type loads cover, the end that combined type loads cover is orderly connected with regulates silk braid, radial pull sensor and radial slider, and radial slider connects with cylinder radially by middle relatively-stationary lever again; Its other end connects with axial slider, and axial slider connects with axial cylinder by the axial tension sensor again, and axial cylinder is fixed on regulates the synchronous shift that can realize on the guide rail with axial slider; During test, radially cylinder applies 1/4 radial load that is equivalent to light weight by lever to tested automobile hub bearing, axial cylinder suffered upsetting moment when tested automobile hub bearing applies the simulated automotive turning driving, this upsetting moment size are the product that axial cylinder pulling force and combined type load cover length; The radial load size is recorded by the radial pull sensor, and the axial tension size is recorded by the axial tension sensor; Radial slider and adjusting silk braid are used for regulating the radial loaded position of tested automobile hub bearing, and axial slider and adjusting guide rail are used for regulating the axial loading position of tested automobile hub bearing; After applying radial and axial load, tested automobile hub bearing will produce inclination on horizontal section, the tilt quantity of eight points is recorded by differential transformer displace, 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 method of testing of described automobile hub bearing unit torque rigidity, it axially loads the adjusting parts and is made up of axial slider, axial tension sensor and adjusting guide rail.
The method of testing of described automobile hub bearing unit torque rigidity, its radial loaded are regulated parts and are made up of lever, radial slider, radial pull sensor and adjusting silk braid.
The method of testing of described automobile hub bearing unit torque rigidity, the distributed points of its eight differential transformer displaces exists: test is symmetrical arranged two, the outer ring of tested automobile hub bearing on the mandrel and is symmetrical arranged two, installs and be symmetrical arranged two, axial slider on the other testing base of tested automobile hub bearing inner ring ring flange and press close to the connection place that combined type loads cover and be provided with two.
The method of testing of described automobile hub bearing unit torque rigidity, the displacement measurement accuracy rating of its differential transformer displace is controlled within 2.5 ± 0.0005mm.
Because adopt aforesaid technical scheme, the present invention has following superiority:
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 proving installation structural representation of the present invention.
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
The method of testing of automobile hub bearing unit torque rigidity of the present invention includes proving installation shown in Figure 1, on proving installation, dispose differential transformer displace (8), the data of being tested are fed back to computing machine analyze contrast and calculate its torque rigidity value, wherein
1. proving installation comprises and axially adds carrier gas cylinder, axially parts, radial loaded cylinder, radial loaded adjusting parts, testing base, combined type loading cover and mandrel are regulated in loading;
2. be distributed with eight differential transformer displaces (8) on the test point;
3. computing machine includes analysis software;
The inner ring ring flange of tested automobile hub bearing (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), the end that combined type loads cover (9) is orderly connected with regulates silk braid (5), radial pull sensor (4) and radial slider (3), and radial slider (3) is passed through middle relatively-stationary lever (2) again and connected with cylinder (1) radially; Its other end connects with axial slider (10), and axial slider (10) connects with axial cylinder (12) by axial tension sensor (11) again, and axial cylinder (12) is fixed on regulates the synchronous shift that can realize on the guide rail (13) with axial slider (10); During test, radially cylinder (1) applies 1/4 radial load that is equivalent to light weight by lever (2) to tested automobile hub bearing (7), axial cylinder (12) suffered upsetting moment when tested automobile hub bearing (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 tested automobile hub bearing (7), and axial slider (10) and adjusting guide rail (13) are used for regulating the axial loading position of tested automobile hub bearing (7); After applying radial and axial load, tested automobile hub bearing (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 method of testing of automobile hub bearing unit torque rigidity of the present invention, it axially loads the adjusting parts and is made up of axial slider (10), axial tension sensor (11) and adjusting guide rail (13).
The method of testing of automobile hub bearing unit torque rigidity of the present invention, its radial loaded are regulated parts and are made up of lever (2), radial slider (3), radial pull sensor (4) and adjusting silk braid (5).
The method of testing of automobile hub bearing unit torque rigidity of the present invention, the distributed points of its eight differential transformer displaces (8) exists: be symmetrical arranged two, the outer ring of tested automobile hub bearing (7) in test mandrel (14) and be symmetrical arranged two, install and be symmetrical arranged two, axial slider (10) on the other testing base (6) of tested automobile hub bearing (7) inner ring ring flange and press close to the connection place that combined type loads cover (9) and be provided with two.
The method of testing of automobile hub bearing unit torque rigidity of the present invention, the displacement measurement accuracy rating of its differential transformer displace (8) is controlled within 2.5 ± 0.0005mm.
The present invention adopts simple and reliable proving installation, the displacement measurement technology of the differential transformer displace of 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 automobile hub bearing (7), the big I of change combined type loading cover (9) is carried out product inspection to the automobile hub bearing (7) of multiple model, filled up the blank of domestic this measuring technology, for carrying out the torque rigidity analysis and research, domestic automobile 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.Owing to improved the design level of domestic automobile hub-bearing unit, will bring considerable economic results in society for this reason.
Claims (3)
1. the method for testing of an automobile hub bearing unit torque rigidity, it is characterized in that: this method of testing is the one cover proving installation of design earlier, on proving installation, dispose differential transformer displace (8), the data of being tested are fed back to computing machine analyze contrast and calculate its torque rigidity value, wherein
1. proving installation comprises and axially adds carrier gas cylinder, axially parts, radial loaded cylinder, radial loaded adjusting parts, testing base, combined type loading cover and mandrel are regulated in loading; Axially loading the adjusting parts is made up of axial slider, axial tension sensor and adjusting guide rail; Radial loaded is regulated parts and is made up of lever, radial slider, radial pull sensor and adjusting silk braid;
2. eight differential transformer displaces (8) are distributed on eight test points;
3. computing machine includes analysis software;
The inner ring ring flange of tested automobile hub bearing (7) is installed in by bolt testing base (6) goes up and at inner ring test mandrel (14) is set, the outer ring fixed installation combined type of tested automobile hub bearing (7) is loaded cover (9), the end that combined type loads cover (9) is orderly connected with adjusting silk braid (5), radial pull sensor (4) and radial slider (3), radial slider (3) connects with cylinder (1) radially by middle relatively-stationary lever (2) again, the other end that combined type loads cover (9) connects with axial slider (10), axial slider (10) connects with axial cylinder (12) by axial tension sensor (11) again, and axial cylinder (12) is fixed on regulates the synchronous shift that can realize on the guide rail (13) with axial slider (10); During test, radially cylinder (1) applies the radial load that is equivalent to vehicle 1/4 deadweight by lever (2) to tested automobile hub bearing (7), axial cylinder (12) suffered upsetting moment when tested automobile hub bearing (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 tested automobile hub bearing (7), and axial slider (10) and adjusting guide rail (13) are used for regulating the axial loading position of tested automobile hub bearing (7); After applying radial and axial load, tested automobile hub bearing (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.
2. the method for testing of automobile hub bearing unit torque rigidity according to claim 1, it is characterized in that: the distributed points of described eight differential transformer displaces (8) exists: be symmetrical arranged two, the outer ring of tested automobile hub bearing (7) on the test mandrel (14) and be symmetrical arranged two, install and be symmetrical arranged two, axial slider (10) on the other testing base (6) of tested automobile hub bearing (7) inner ring ring flange and press close to the connection place that combined type loads cover (9) and be provided with two.
3. the method for testing of automobile hub bearing unit torque rigidity according to claim 1, it is characterized in that: the displacement measurement accuracy rating of described differential transformer displace (8) is controlled within 2.5 ± 0.0005mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102373129A CN101464196B (en) | 2008-12-26 | 2008-12-26 | Method for testing automobile hub bearing unit torque rigidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102373129A CN101464196B (en) | 2008-12-26 | 2008-12-26 | Method for testing automobile hub bearing unit torque rigidity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101464196A CN101464196A (en) | 2009-06-24 |
| CN101464196B true CN101464196B (en) | 2010-09-29 |
Family
ID=40804877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102373129A Expired - Fee Related CN101464196B (en) | 2008-12-26 | 2008-12-26 | Method for testing automobile hub bearing unit torque rigidity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101464196B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087157B (en) * | 2010-11-16 | 2013-01-02 | 吉林大学 | Double-lever force standard machine and calibration and demarcation method thereof |
| CN103674380A (en) * | 2013-12-04 | 2014-03-26 | 国家电网公司 | Hinge pin tensile test device |
| CN103968983B (en) * | 2014-05-29 | 2017-11-24 | 哈尔滨哈普电气技术有限责任公司 | Output torque accurate measuring systems and its method for torque measurement |
| CN105651434B (en) * | 2015-12-29 | 2018-01-19 | 中北大学 | Function and test integrated driving wheel extension torsion-testing method |
| CN105699075A (en) * | 2016-04-11 | 2016-06-22 | 四川志方科技有限公司 | Moment rigidity testing device for RV reducer |
| CN106124108A (en) * | 2016-06-28 | 2016-11-16 | 苏州施奇尔汽车技术有限公司 | A kind of automobile wheel bearing moment of friction flexibility test machine |
| CN106546494B (en) * | 2016-09-28 | 2023-05-19 | 重庆圣巴巴拉实业有限公司 | Automobile hub rotary bending testing machine |
| CN109752124A (en) * | 2017-11-01 | 2019-05-14 | 湖北新火炬科技有限公司 | A kind of automobile hub bearing riveting pretightning force detection method |
| CN117007316B (en) * | 2023-09-27 | 2023-12-26 | 万向钱潮股份公司 | Hub bearing unit detection method and device |
| CN117030466B (en) * | 2023-09-28 | 2023-12-26 | 烟台锐盛汽车模具有限公司 | Tensile test detection device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1589397A (en) * | 2001-10-09 | 2005-03-02 | 日本精工株式会社 | Device amd method for evaluating rigidity of bearing device, device and method for manufacturing bearing device, and bearing device |
| CN1632503A (en) * | 2004-12-09 | 2005-06-29 | 洛阳轴研科技股份有限公司 | Simulation test loading device for automobile wheel hub bearing unit |
-
2008
- 2008-12-26 CN CN2008102373129A patent/CN101464196B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1589397A (en) * | 2001-10-09 | 2005-03-02 | 日本精工株式会社 | Device amd method for evaluating rigidity of bearing device, device and method for manufacturing bearing device, and bearing device |
| CN1632503A (en) * | 2004-12-09 | 2005-06-29 | 洛阳轴研科技股份有限公司 | Simulation test loading device for automobile wheel hub bearing unit |
Non-Patent Citations (1)
| Title |
|---|
| JP 11-2239 A,全文. |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101464196A (en) | 2009-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101464196B (en) | Method for testing automobile hub bearing unit torque rigidity | |
| CN201331403Y (en) | Moment rigidity tester for hub bearing unit | |
| CN101972947B (en) | Test method of machine tool spindle thermal error test under simulated condition loading condition | |
| CN201600242U (en) | Bearing axial rigidity measurement instrument | |
| CN101972948B (en) | Test device for thermal error of machine tool spindle under simulated work load condition | |
| CN103033374B (en) | Test device of vertical structure model of shield tunnel | |
| CN102156047B (en) | Loading simulation device for test bed of wind turbine | |
| CN103759954B (en) | A kind of method that tire drag is accurately tested and device | |
| CN104408274A (en) | Structural NVH (Noise Vibration and Harshness) analysis method for vibration interference abnormal noise based on modal frequency response | |
| CN108387382A (en) | A kind of road spectrum acquisition system and method | |
| CN101368882B (en) | Car body dynamic intensity analysis method | |
| CN108956006A (en) | Small value force measuring instrument rapid verification calibration system | |
| CN105486630A (en) | Sliding resistance testing mechanism in universal material testing machine | |
| CN104298814A (en) | Parameter error accumulation based gear system performance reliability degree calculation method | |
| CN106198059A (en) | McPherson suspension amortisseur side force measurement method and subsidiary frock thereof | |
| CN201152817Y (en) | Apparatus for detecting braking efficiency by chassis dynamometer | |
| CN208568218U (en) | The torsional rigidity test of vehicular platform of passenger car torsion beam | |
| CN201152816Y (en) | Apparatus for high speed braking efficiency detection in drum type | |
| CN110775295A (en) | Aircraft hydraulic pipeline system ground simulation test device and test method | |
| CN107974907B (en) | Calibrating device and calibrating method for road surface flatness detector | |
| CN201081757Y (en) | Integrated tester for power assembly parameters | |
| CN105537896B (en) | Extend measuring mechanism | |
| CN109060551A (en) | A kind of shield duct piece ring three-dimensional load-bearing model test equipment and its loading device | |
| CN205748217U (en) | A kind of straight bevel gear installs device for detecting distance | |
| CN208805425U (en) | Shield duct piece ring three-dimensional load-bearing model test equipment and its loading device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180509 Address after: 471000 No. 1 axis research road, Jianxi science and Technology Industrial Park, Luoyang, Henan Patentee after: LUOYANG BEARING RESEARCH INSTITUTE Co.,Ltd. Address before: 471039 Fenghua Road 6, hi tech Development Zone, Luoyang, Henan. Patentee before: LUOYANG BEARING SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100929 Termination date: 20211226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |