CN106969913B - Automobile steering device bearing tester - Google Patents
Automobile steering device bearing tester Download PDFInfo
- Publication number
- CN106969913B CN106969913B CN201710112425.5A CN201710112425A CN106969913B CN 106969913 B CN106969913 B CN 106969913B CN 201710112425 A CN201710112425 A CN 201710112425A CN 106969913 B CN106969913 B CN 106969913B
- Authority
- CN
- China
- Prior art keywords
- live spindle
- loaded
- radial
- load
- axially
- 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.)
- Active
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to a kind of automobile steering device bearing testers, including base, bearing block, main shaft device, radial loading device and axial loading device, main shaft device includes live spindle and spindle drive motor, bearing to be measured is mounted in live spindle and is fixed on bearing block, radial loading device includes loading sleeve and radial loaded transmission mechanism, loading sleeve is rotatably assorted in live spindle, the radial loaded end of radial loaded transmission mechanism is connected on loading sleeve and applies radially alternating load, axial loading device includes axially loaded end and axially loaded transmission mechanism, axially loaded end is in that axially upper and live spindle contradicts cooperation along live spindle, it is rotatably assorted along in live spindle rotation direction with live spindle, axially loaded end can contradict composition to rotation with live spindle in the axial both direction of live spindle respectively Main shaft axially applies alternating load.It realizes direction converter bearing Work condition analogue, realizes reliable accurate life test.
Description
Technical field
The present invention relates to technical field of test equipment, are specifically automobile steering device bearing testers.
Background technique
The effect of diverter be from steering wheel steering moment and steering angle carry out it is appropriate transformation (mainly slow down
Increase square), then export to steering linkage, to make motor turning, so diverter is substantially exactly speed reduction gearing.Turn
It is one of the important component of diverter to device bearing.
The equipment of bearing test is more, and principle is to carry out Work condition analogue to tested bearing to complete life tests.But
Currently, there is no corresponding equipment for testing service life for automobile steering device bearing.
Summary of the invention
Objects of the present invention: to overcome defect of the existing technology, the present invention provides a kind of achievable motor turning
Device bearing Work condition analogue reaches the automobile steering device bearing tester of direction converter bearing life test.
To achieve the above object, the present invention provides the following technical scheme that
A kind of automobile steering device bearing tester, including base, bearing block, main shaft device, diameter on base
To loading device and axial loading device, the main shaft device includes live spindle and spindle drive motor, main shaft drives
The output axis connection live spindle of motor, bearing to be measured are mounted in live spindle and are fixed on bearing block,
The radial loading device includes loading sleeve and radial loaded transmission mechanism, and loading sleeve is set in live spindle simultaneously
It being rotatably assorted, the radial loaded end of the radial loaded transmission mechanism is connected on loading sleeve and applies radially alternating load,
The axial loading device includes axially loaded end and applies axial carry to live spindle through axial loading end
The axially loaded transmission mechanism of lotus, the axially loaded end be in along live spindle axially it is upper contradicted with live spindle cooperate, along
Be rotatably assorted in live spindle rotation direction with live spindle, axially loaded end can respectively with live spindle live spindle axis
It contradicts to constitute to live spindle in both direction and axially applies alternating load.
By using above-mentioned technical proposal, live spindle drives through spindle drive motor to be rotated, and realizes simulation steering column shaft
Rotary state is held, radial loading device, which is realized by loading sleeve to live spindle, applies alternation radial load, to reach to peace
Loaded on bearing to be measured (direction converter bearing) the radial load simulation in live spindle；Axial loading device is by loading end to rotation
The axial of main shaft applies alternating load, axially carries to reach to the bearing to be measured (direction converter bearing) being installed in live spindle
Lotus simulation.The present invention, which provides, to realize to automobile steering device bearing service life automobile steering device bearing Work condition analogue
Simulation has Work condition analogue accurate and reliable, the accurate and reliable advantage of testing result.
Preferably, the radial loaded transmission mechanism includes load pawl, is installed on base in the middle part of load pawl, loads pawl packet
The corpus unguis and actuating arm for being divided into rotating fulcrum two sides are included, the corpus unguis includes a pair of pawl diametrically arranged along live spindle
Arm, the end of pawl arm and loading sleeve excircle, which contradict, to be cooperated, and loading sleeve is stuck between two pawl arms, and two pawl arms are in about driving
Arm center line is symmetrical arranged, and the swinging end of the actuating arm is connected with the radial loaded driving assembly of drive load pawl swing.It should
Under structure design, loading sleeve is stuck between two pawl arms, and load pawl turns around rotating fulcrum under the driving of radial loaded driving assembly
Dynamic, two pawl arms are successively contradicted with loading sleeve, realize the alternating load applied radially；Simple and compact for structure, load stabilization can
It leans on；More accurate radial loaded simulation is realized to direction converter bearing, improves detection accuracy.
Preferably, the radial loaded driving assembly includes radial loaded transmission arm, radial loaded motor, radial loaded drive
Moving plate and radial loaded bias output shaft, radial loaded transmission arm one end connect through the actuating arm of oscillating bearing and load pawl
It connects, the radial loaded transmission arm other end is installed on radial loaded bias output shaft through oscillating bearing, and the radial loaded is eccentric
In on radial loaded drive disk, radial loaded drive disk is connect output shaft eccentric setting with radial loaded motor driven.The structure
Under design, radial loaded motor driven radial loaded drive disk rotation, through radial loaded bias output shaft, radial loaded transmission arm
Realize the switching of drive load pawl loading direction, structure is simple, and load is convenient and stablizes.
Preferably, there are the two pairs of pawl arms arranged along live spindle axially spaced-apart on the corpus unguis of the load pawl, it is described
For the axially spaced setting of live spindle there are two loading sleeve, two loading sleeves are located at bearing axial sides to be measured, loading sleeve with it is each pair of
Pawl arm corresponds cooperation, and the pawl arm synchronous hunting of the same side is located in each pair of pawl arm.Under structure design, in bearing to be measured
Axial ends is loaded through pawl arm, and load is steady, improves load effect.
Preferably, axially there are two axial carrying disk, axial loading devices for arranged for interval in the live spindle
Including the load rocker arm being rotatably dispose on base, the swaying direction for loading rocker arm is corresponding with the axial direction of live spindle, and load is shaken
Arm one end is the axially loaded end equipped with idler wheel, and idler wheel is set between two axial carrying disks, and idler wheel and axial carrying disk contradict
Cooperation, the load rocker arm are connected and have axially loaded driving assembly.Under structure design, idler wheel presses on axial carrying disk
On, it realizes through axial carrier to the axially loaded of live spindle, the cooperation of idler wheel and axial carrying disk, meets live spindle certainly
Under body rotation situation, guarantee axially loaded reliable and stable；Axial loading device structure is simple, and motion stability is reliable.
Preferably, the axially loaded driving assembly includes axially loaded transmission arm, axially loaded motor, axially loaded drive
Moving plate and axially loaded eccentric output shaft, described axially loaded transmission arm one end are connect with load rocker arm through oscillating bearing, axis
It is installed on axially loaded eccentric output shaft to the load transmission arm other end through oscillating bearing, the axially loaded eccentric output shaft
In on axially loaded drive disk, axially loaded drive disk is connect eccentric setting with axially loaded motor driven.Under structure design,
Reach alternating load using motor and eccentric stiffener cooperation to apply, has structure simple, the reliable advantage of stable load.
Preferably, the load rocker arm is L shape, and load rocker arm includes the vertical arms and transverse direction for being divided into rotating fulcrum two sides
The swinging end of arm, vertical arms installs the idler wheel, and the swinging end of transverse arm is connected with axially loaded driving assembly.The structure
Under design, facilitate the mounting arrangements of axial loading device, device structure is compact.
The invention will be further described below in conjunction with the accompanying drawings.
Detailed description of the invention
Fig. 1 is specific embodiment of the invention automobile steering device bearing tester structural schematic diagram；
Fig. 2 is the decomposition state schematic diagram that the specific embodiment of the invention loads pawl and live spindle assembling structure.
Specific embodiment
Referring to attached drawing 1 and attached drawing 2, a kind of automobile steering device bearing tester disclosed by the invention, including base 1, it is set to
Bearing block 2, main shaft device 3, radial loading device 4 and axial loading device 5 on base 1, the main shaft device 3 wrap
Live spindle 31 and spindle drive motor 32 are included, the output shaft of spindle drive motor 32 connects live spindle 31 through shaft coupling,
Bearing (i.e. direction converter bearing) to be measured is mounted in live spindle 31 and is fixed on bearing block 2, and bearing block 2 is used for
Fixed bearing to be measured, bearing block 2 include pedestal 21 and gland 22, are equipped with lower semi-circular bearing positioning chamber at the top of pedestal 21,
Gland 22 is equipped with the upper half round bearing positioning chamber with lower semi-circular bearing positioning chamber fasten and coordinate, the positioning of upper half round bearing
Chamber and lower semi-circular bearing positioning chamber fasten to form the fixed annular bearing positioning chamber in 9 outer ring of bearing to be measured.
The radial loading device 4 includes loading sleeve 41 and radial loaded transmission mechanism, and loading sleeve 41 is set in rotation master
It on axis 31 and is rotatably assorted, loading sleeve 41 is sleeved in live spindle 31 through rolling bearing and realizes loading sleeve 41 and live spindle 31
It is rotatably assorted, the radial loaded end of the radial loaded transmission mechanism is connected on loading sleeve 41 and applies radially alternating load；
The radial loaded transmission mechanism that radially alternating load can be applied can be using the cylinder of two sets of synergistic effects, the cylinder of two sets of cylinders
Arm distinguishes the application that pushing tow loading sleeve realizes radially alternating load；Or rocker arm and motor, cam mechanism using two swings
Cooperation, the rotation of motor driven cam, two rocker arms are contradicted under spring force on the working face of cam, using on cam
High bottom surface realizes the application of successively two rocker arm pushing tow loading sleeves realization alternate loads of pushing tow；Or use this specific implementation
Structure design of example etc..For guarantee it is radial apply that carried convenient is reliable, the radial loaded transmission mechanism of this specific embodiment includes
Pawl 42 is loaded, loads and is installed on base 1 in the middle part of pawl 42, for the functional reliability for improving load pawl, loads pawl 42 through joint shaft
It holds 43 to be installed on base 1, load pawl 42 includes the corpus unguis 422 and actuating arm 421 for being divided into rotating fulcrum two sides, the corpus unguis
422 include a pair of pawl arm 4221 diametrically arranged along live spindle 31, i.e. two pawl arms 4221 form a pawl arm pair,
The end of pawl arm 4221 and 41 excircle of loading sleeve, which contradict, to be cooperated, and loading sleeve 41 is stuck between two pawl arms, and two pawl arms are in pass
In 421 center line symmetrical setting of actuating arm, the radial direction that the swinging end of the actuating arm 421 is connected with the swing of drive load pawl 42 adds
Carry driving assembly.Under structure design, loading sleeve is stuck between two pawl arms, loads pawl under the driving of radial loaded driving assembly
It is rotated around rotating fulcrum, two pawl arms are successively contradicted with loading sleeve, realize the alternating load applied radially；Structure is simply tight
It gathers, loads reliable and stable；More accurate radial loaded simulation is realized to direction converter bearing, improves detection accuracy.In bearing branch
The gland 22 for holding seat 2 is equipped with mounting plate 221, and installation axle is set on mounting plate 221, and load pawl 42 is mounted on through oscillating bearing 43
In the installation axle of loading board 221, so that structure is more compact.To improve load pawl to the load stability of bearing to be measured and reliable
Property, there are two pairs of pawl arms arrange along 31 axially spaced-apart of live spindle on the corpus unguis 422 of the load pawl 42, for convenient for describing
Two pairs of pawl arms are respectively designated as the first pawl arm to 42a and the second pawl arm to 42b, and the live spindle 31 is axially spaced to be provided with
Two loading sleeves 41, two loading sleeves 41 are located at 9 axial sides of bearing to be measured, and loading sleeve 41 and each pair of pawl arm, which correspond, to be cooperated,
It is located at 4221 synchronous hunting of pawl arm of the same side in each pair of pawl arm.Added in this way through pawl arm in the axial ends of bearing to be measured
It carries, load is steady, improves load effect.
The pawl arm that the supply load pawl 42 of plane 411 is equipped on the circumferential surface of loading sleeve 41 contradicts cooperation, pawl arm and loading sleeve
Fit structure it is simple, the plane 411 is using vertical with the radius of loading sleeve 41, and plane 411 is located at vertical direction X and level
Between the Y of direction, structure forms an angle design, so that the direction of the power of radial loaded is in and vertical direction X and horizontal direction Y is presented
The angle of acute angle designs, and realizes that the radial direction of certain tilt angle applies load, preferably simulates the radial load situation of diverter；Using
The design of load pawl can more easily realize the application of the radial load of tilt angle.
The radial loaded driving assembly includes radial loaded transmission arm 44, radial loaded motor 45, radial loaded driving
Disk 46 and radial loaded bias output shaft 47, drive of described 44 one end of radial loaded transmission arm through oscillating bearing and load pawl 42
Swing arm 421 connects, and 44 other end of radial loaded transmission arm is installed on radial loaded bias output shaft 47 through oscillating bearing, described
For 47 eccentric setting of radial loaded bias output shaft on radial loaded drive disk 46, radial loaded drive disk 46 and radial loaded are electric
Machine 45 is drivingly connected.Radial load sensor 441(for detecting radial loaded power is installed to draw in the middle part of radial loaded transmission arm 44
Pressure sensor), radial loaded motor 45 drives radial loaded drive disk 46 to rotate, and adds through radial loaded bias output shaft, radial direction
It carries transmission arm and realizes the switching of drive load pawl loading direction, structure is simple, and load is convenient and stablizes.Certainly feasible as the present invention
Scheme, radial loaded driving assembly can also be using cylinder assembly, hydraulic pressure cylinder assembly, motor cooperation bolt and nut mechanism etc.
Deng.
In this specific embodiment, the axial loading device 5 include axially loaded end and through axial loading end to rotation
Turn the axially loaded transmission mechanism of the application axial load of main shaft 31, the axially loaded end is in axial upper along live spindle 31 and revolves
Turn main shaft 31 to contradict cooperation, be rotatably assorted along in 31 rotation direction of live spindle with live spindle 31, axially loaded end can be divided
It does not contradict composition in the axial both direction of live spindle 31 with live spindle 31 and applies alternating download to live spindle 31 is axial
Lotus.
Axially there are two axial carrying disk 311, axial loading device packets for arranged for interval in the live spindle 31
The load Rocker arm 51 being rotatably dispose on base 1 is included, the swaying direction for loading Rocker arm 51 is corresponding with the axial direction of live spindle 31, adds
Load 1 one end of Rocker arm 5 is the axially loaded end equipped with idler wheel 52, and idler wheel 52 is set between two axial carrying disks 311, idler wheel 52 with
Axial carrying disk 311 contradicts cooperation, and such idler wheel 52 is stuck between two axial carrying disks 311, and the load Rocker arm 51 links
It is connected with axially loaded driving assembly.Under structure design, idler wheel is pressed on axial carrying disk, through the realization pair of axial carrier
Axially loaded, the cooperation of idler wheel and axial carrying disk of live spindle in the case of meeting live spindle own rotation, guarantees axial
It loads reliable and stable；Axial loading device structure is simple, and motion stability is reliable.Along rotation there are two being set on load Rocker arm 51
Two symmetrical idler wheels 52 of 31 radially opposite sides of main shaft, so that load Rocker arm 51 and the cooperation of axial carrying disk 311 are more steady
It is fixed reliable.
The axially loaded driving assembly includes axially loaded transmission arm 53, axially loaded motor 54, axially loaded driving
Disk 55 and axially loaded eccentric output shaft 56, described axially loaded 53 one end of transmission arm connects with load Rocker arm 51 through oscillating bearing
It connects, axially loaded 53 other end of transmission arm is installed on axially loaded eccentric output shaft 56 through oscillating bearing, described axially loaded
In on axially loaded drive disk 55, axially loaded drive disk 55 drives eccentric 56 eccentric setting of output shaft with axially loaded motor 54
Connection.Have in axially loaded transmission arm 53 and is passed for detecting the axial axial load detection sensor 531(tension and compression for applying load
Sensor), alternating load is reached using motor and eccentric stiffener cooperation and is applied, has structure simple, the reliable advantage of stable load.
Certainly as the feasible scheme of the present invention, axially loaded driving assembly can also be matched using cylinder assembly, hydraulic pressure cylinder assembly, motor
Close bolt and nut mechanism etc..
The load Rocker arm 51 is L shape, and load Rocker arm 51 includes the vertical arms 511 and transverse direction for being divided into rotating fulcrum two sides
Arm 512, the swinging end of vertical arms 511 install the idler wheel 52, and the swinging end of transverse arm 512 and axially loaded driving assembly link
Connection.Facilitate the mounting arrangements of axial loading device, device structure is compact.
Live spindle drives through spindle drive motor to be rotated, and realizes simulation direction converter bearing rotary state, radial loaded dress
It sets and realizes by loading sleeve to live spindle application alternation radial load, to reach to the axis to be measured being installed in live spindle
Hold the simulation of (direction converter bearing) radial load；Axial loading device applies alternating download to the axial of live spindle by loading end
Lotus, to reach bearing to be measured (direction converter bearing) the axial load simulation to being installed in live spindle.Simultaneously using radial
Loading device and axial loading device are simple and reasonable, stable and reliable in work.Present invention offer can be to automobile steering device axis
It holding Work condition analogue, realizes the simulation to automobile steering device bearing service life, have compact-sized, Work condition analogue is accurate and reliable,
The accurate and reliable advantage of testing result.
Claims (6)
1. a kind of automobile steering device bearing tester, including base, bearing block, main shaft device on base, radial direction
Loading device and axial loading device, the main shaft device include live spindle and spindle drive motor, main shaft drives electricity
The output axis connection live spindle of machine, bearing to be measured are mounted in live spindle and are fixed on bearing block,
The radial loading device includes loading sleeve and radial loaded transmission mechanism, and loading sleeve is set in live spindle and rotates
Cooperation, the radial loaded end of the radial loaded transmission mechanism are connected on loading sleeve and apply radially alternating load,
The axial loading device includes axially loaded end and applies axial load to live spindle through axial loading end
Axially loaded transmission mechanism, the axially loaded end is upper along live spindle axial direction and live spindle contradicts cooperation, along rotation master
It is rotatably assorted on rotational axis direction with live spindle, axially loaded end can be respectively with live spindle in the two axial of live spindle
It contradicts to constitute to live spindle on direction and axially applies alternating load,
Axially for arranged for interval there are two axial carrying disk, axial loading device includes rotation setting in the live spindle
In the load rocker arm on base, the swaying direction and the axial direction of live spindle for loading rocker arm are corresponding, load one end for equipped with
The axially loaded end of idler wheel, idler wheel are set between two axial carrying disks, and idler wheel and axial carrying disk contradict and cooperate, the load
Rocker arm, which is connected, axially loaded driving assembly.
2. automobile steering device bearing tester according to claim 1, it is characterised in that: the radial loaded transmission mechanism packet
Load pawl is included, is installed on base in the middle part of load pawl, load pawl includes the corpus unguis and actuating arm for being divided into rotating fulcrum two sides, institute
Stating corpus unguis includes a pair of pawl arm diametrically arranged along live spindle, and the end of pawl arm and loading sleeve excircle, which contradict, to be cooperated,
Loading sleeve is stuck between two pawl arms, and two pawl arms are in about actuating arm center line symmetrical setting, the swinging end of the actuating arm
It is connected with the radial loaded driving assembly of drive load pawl swing.
3. automobile steering device bearing tester according to claim 2, it is characterised in that: the radial loaded driving assembly packet
Radial loaded transmission arm, radial loaded motor, radial loaded drive disk and radial loaded bias output shaft, the radial direction is included to add
It carries transmission arm one end and is connect through oscillating bearing with the actuating arm of load pawl, the radial loaded transmission arm other end is installed through oscillating bearing
In on radial loaded bias output shaft, the radial loaded bias output shaft eccentric setting is radial on radial loaded drive disk
Load driver disk is connect with radial loaded motor driven.
4. the automobile steering device bearing tester according to Claims 2 or 3, it is characterised in that: on the corpus unguis of the load pawl
With the two pairs of pawl arms arranged along live spindle axially spaced-apart, there are two loads for the axially spaced setting of live spindle
Set, two loading sleeves are located at bearing axial sides to be measured, and loading sleeve and each pair of pawl arm, which correspond, to be cooperated, and are located in each pair of pawl arm same
The pawl arm synchronous hunting of side.
5. automobile steering device bearing tester according to claim 1, it is characterised in that: the axially loaded driving assembly packet
Axially loaded transmission arm, axially loaded motor, axially loaded drive disk and axially loaded eccentric output shaft, the axial direction is included to add
It carries transmission arm one end and is connect with load rocker arm through oscillating bearing, the axially loaded transmission arm other end is installed on axial direction through oscillating bearing
It loads on eccentric output shaft, the axially loaded eccentric output shaft eccentric setting is on axially loaded drive disk, axially loaded drive
Moving plate is connect with axially loaded motor driven.
6. automobile steering device bearing tester according to claim 1, it is characterised in that: the load rocker arm is L shape, load
Rocker arm includes the vertical arms and transverse arm for being divided into rotating fulcrum two sides, and the swinging end of vertical arms installs the idler wheel, transverse arm
Swinging end be connected with axially loaded driving assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112425.5A CN106969913B (en) | 2017-02-28 | 2017-02-28 | Automobile steering device bearing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112425.5A CN106969913B (en) | 2017-02-28 | 2017-02-28 | Automobile steering device bearing tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106969913A CN106969913A (en) | 2017-07-21 |
| CN106969913B true CN106969913B (en) | 2019-04-16 |
Family
ID=59328440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710112425.5A Active CN106969913B (en) | 2017-02-28 | 2017-02-28 | Automobile steering device bearing tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106969913B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709483B (en) * | 2018-07-19 | 2024-04-19 | 慈兴集团有限公司 | Axial play testing device of ball screw |
| CN109855869A (en) * | 2018-12-28 | 2019-06-07 | 江苏联动轴承股份有限公司 | A kind of oscillation bearing and adjust gap bearing combination test apparatus |
| CN111855203B (en) * | 2019-04-08 | 2021-12-24 | 杭州盾航轴承技术有限公司 | Steering bearing dynamic durability test device |
| CN110411841B (en) * | 2019-07-05 | 2021-09-21 | 人本股份有限公司 | Detection device for detecting load bearing capacity of steering gear bearing |
| CN110617963B (en) * | 2019-11-13 | 2021-02-02 | 浙江省机电产品质量检测所有限公司 | Wide-temperature-range four-dimensional driving joint bearing testing machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5114276B2 (en) * | 2008-04-07 | 2013-01-09 | Ｎｔｎ株式会社 | Lubricity evaluation apparatus and lubricity evaluation method for lubricant for rolling bearing |
| CN102564764B (en) * | 2011-12-31 | 2014-10-29 | 洛阳工铭机电设备有限公司 | Aircraft engine spindle bearing testing machine |
| CN103616180B (en) * | 2013-10-21 | 2016-01-27 | 浙江大学 | Bearing radial dynamic load fault simulation diagnostic test platform |
| CN106017934B (en) * | 2016-08-09 | 2018-11-06 | 人本集团有限公司 | Automobile hub bearing tester |
| CN106053078A (en) * | 2016-08-12 | 2016-10-26 | 宁波慈兴精密传动科技有限公司 | Rotated alternative life test device of bearing |
-
2017
- 2017-02-28 CN CN201710112425.5A patent/CN106969913B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106969913A (en) | 2017-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106969913B (en) | Automobile steering device bearing tester | |
| CN107167056B (en) | Test device for detecting wear of materials of cycloidal gear and needle bearing of RV reducer | |
| CN101881696B (en) | Flexible foil gas thrust bearing performance test bed with rolling friction pair | |
| CN201037804Y (en) | Automobile bulb pin test bench | |
| CN105223013B (en) | A kind of suspension matching system is test bed | |
| CN109187014A (en) | A kind of hub bearing dynamic friction torque is test bed | |
| CN106153341A (en) | A kind of rolling bearing Dynamic performance examination machine and implement porter thereof | |
| CN105910820A (en) | Detecting platform capable of simulating vibrating fault of harmonic reducer | |
| CN101419126A (en) | Fatigue life test stand for angular contact ball bearing | |
| CN109612615A (en) | The test device of automobile hub bearing load friction torque | |
| CN104034525A (en) | Multifunctional spring fatigue testing machine | |
| CN202229997U (en) | Variable load cylinder sleeve piston ring friction-wear test device | |
| CN110220707A (en) | Heavy truck hub bearing test device | |
| CN205404117U (en) | Radial three -dimensional loading device of antifriction bearing | |
| CN107741323A (en) | A kind of resilient bushing fatigue tester | |
| CN105865785B (en) | A kind of pivoting support fatigue tester for applying axial force and moment of flexure | |
| CN102288406B (en) | Clamping vibration exciting device for integral torsion fatigue test of crankshaft | |
| CN103868684B (en) | A kind of fatigue experimental device of VVT engine piston | |
| CN208459006U (en) | A kind of bearing Dynamic performance examination machine | |
| CN206573292U (en) | Radial loading device | |
| CN105157950B (en) | A kind of wave simulation device for wave-measuring buoy | |
| CN207472567U (en) | A kind of automotive hub silt brine bearing tester | |
| CN104390656B (en) | Passive following gravity balancing device with four degrees of freedom | |
| CN204008088U (en) | Torsion-bar spring fatigue tester | |
| CN104407174B (en) | A kind of speed probe is test bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 325000 Wenzhou economic and Technological Development Zone, Wenzhou, Wenzhou, Zhejiang Province, No. 515, seashore Applicant after: C & U Group Ltd. Applicant after: SHANGHAI C&U GROUP Co.,Ltd. Applicant after: SHANGHAI SIBOTE BEARING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. Address before: 325000 No. 16, Yong Jiang Road, Wenzhou economic and Technological Development Zone, Zhejiang, China Applicant before: C & U Group Ltd. Applicant before: SHANGHAI C&U GROUP Co.,Ltd. Applicant before: SHANGHAI SIBOTE BEARING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 Wenzhou economic and Technological Development Zone, Wenzhou, Wenzhou, Zhejiang Province, No. 515, seashore Patentee after: C&U Co.,Ltd. Patentee after: SHANGHAI C&U GROUP Co.,Ltd. Patentee after: SHANGHAI SIBOTE BEARING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. Address before: 325000 Wenzhou economic and Technological Development Zone, Wenzhou, Wenzhou, Zhejiang Province, No. 515, seashore Patentee before: C & U Group Ltd. Patentee before: SHANGHAI C&U GROUP Co.,Ltd. Patentee before: SHANGHAI SIBOTE BEARING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 No. five Binhai Road, Wenzhou economic and Technological Development Zone, Wenzhou, Zhejiang, 515 Patentee after: C&U Co.,Ltd. Patentee after: SHANGHAI C&U GROUP Co.,Ltd. Patentee after: Shanghai renben group bearing technology R & D Co.,Ltd. Address before: 325000 No. five Binhai Road, Wenzhou economic and Technological Development Zone, Wenzhou, Zhejiang, 515 Patentee before: C&U Co.,Ltd. Patentee before: SHANGHAI C&U GROUP Co.,Ltd. Patentee before: SHANGHAI SIBOTE BEARING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. |