CN104483129B - ABS bearing tester - Google Patents
ABS bearing tester Download PDFInfo
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- CN104483129B CN104483129B CN201410788225.8A CN201410788225A CN104483129B CN 104483129 B CN104483129 B CN 104483129B CN 201410788225 A CN201410788225 A CN 201410788225A CN 104483129 B CN104483129 B CN 104483129B
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Abstract
The invention belongs to the technical field of detection of bearings and discloses an ABS bearing tester. The ABS bearing tester is provided with a working box (15), wherein a plurality of valve blocks (5) which are used for placing of ABS bearings are arranged in the working box (15); a rotation rate control mechanism, a load control mechanism and a temperature control mechanism are arranged corresponding to each bearing; servo drivers (16) of the rotation rate control mechanisms are respectively arranged corresponding to all the ABS bearings respectively and are connected with a programmable controller (3); the load control mechanism comprises a loading oil tank (13), a proportional amplifier, a proportional overflow valve and an overflow valve; the temperature control mechanism is provided with a high and low temperature test box (14). By virtue of the ABS bearing tester, the purpose of simultaneously detecting a plurality of sets of bearings is achieved; the requirement of test detection of a large number of ABS bearings is met; the problem that the ABS bearings mounted in the valve blocks cannot be detected is solved.
Description
Technical field
The invention belongs to Bearing testing technical field is and in particular to a kind of abs bearing tester is and in particular to one kind is same
In one time period, the testing machine that life test and detection and analysis control is carried out to many set abs bearings.
Background technology
Abs bearing is an important spare part of brake anti-blocking system, and abc bearing is carried out with the examination of life test detection
Testing requirement is: valve block inlet pressure is 0.8mpa, and valve block oil-out pressure is the oil pressure of 30-220bar；Ambient temperature is zero
Between lower 40 degree of -120 degree；The abc bearing being arranged in valve block being carried out with the process of life test detection with greater need for 7 kinds of simulation
Ambient temperature, and under conditions of 10 kinds of oil pressure load, meet 2 seconds and accelerate+10 seconds to run the action stopping for+10 seconds of slowing down+1 second
Process；But the equipment only Germany that under above-mentioned requirement of experiment, abs bearing can be detected in the prior art has, but
The testing equipment being German once can only detect to a set of abs bearing, and expensive.
Abs bearing is typically mounted in the metal valve block of square structure, valve block has valve block oil-in and valve block goes out
Hydraulic fluid port；Described valve block oil-in is two: valve block oil-in a and valve block oil-in b；But to being arranged on valve in prior art
Abs bearing in block cannot be carried out detecting.
Content of the invention
For solving above-mentioned technical problem, the purpose of the present invention is to propose to a kind of abs bearing tester.
The present invention is to complete above-mentioned purpose to adopt the following technical scheme that
A kind of abs bearing tester, described testing machine has to simulate abs bearing under varying environment temperature conditionss
The work box of work；It is provided with multiple valve blocks in described work box；It is mounted on abs bearing in each described valve block；Right
The rotating speed control machine in order to be controlled should be provided with to the rotating speed of abs bearing, load and temperature by multiple described abs bearings
Structure, load controlling organization and temperature control device；Described rotation speed control mechanism includes to drive abs bearing to rotate and right
Its servo-driver being controlled, described servo-driver each described abs bearing corresponding is respectively provided with；Described watches
Take driver and drive corresponding electro spindle operating respectively, the rotor of electro spindle passes through the abs axle in flexible axle and corresponding valve block
Hold and be attached, and rotate together, servo-driver gathers the operating current of electro spindle stator；Described servo-driver with can
Programmable controller connect, receive Programmable Logic Controller output rotating speed, the difference according to Programmable Logic Controller output speed so that
Obtain different rotating speeds from the abs bearing that electro spindle rotor is connected；It is provided with order to abs bearing on the rotor of described electro spindle
In operation, the tach signal of electro spindle and dtc signal are tracked the rotary transformer gathering；Corresponding described rotary transformer
It is provided with signal adapter, the tach signal and dtc signal that collect electro spindle are converted to sinusoidal voltage letter by rotary transformer
Number, cosinusoidal voltage signal, driving voltage signal send into signal adapter, wherein tach signal is converted to sine voltage signal and remaining
String voltage signal, dtc signal is converted to driving voltage signal；Described signal adapter by the sine voltage signal collecting,
Cosinusoidal voltage signal, driving voltage signal be converted to a phase, b phase, z phase 5v line drive differential signal feed back to servo-driver；Institute
The servo-driver stated accept a phase, b phase, z phase 5v line that signal adapter sends drive after differential signal by analysis, computing
The rotating speed of output control electro spindle afterwards, and a phase receiving, b phase, z phase 5v line are driven differential signal and electro spindle stator
Operating current delivers to Programmable Logic Controller, forms the rotation speed control mechanism that automated closed-loop controls；Programmable Logic Controller is once having
Pass starts/ceases and desist order issues multiple servo-drivers simultaneously, so that multiple abs bearings is run simultaneously, stops simultaneously；
Described load controlling organization includes loading fuel tank, proportional amplifier, proportional pressure control valve and adjusts overflow manually
Valve；The described oil that loads loading fuel tank is connected with valve block oil-in a, b on valve block by loading oil pump, oil inlet pipe a, b, is
Valve block provides hydraulic oil；The oil return opening of valve block passes through oil return pipe and connects with loading fuel tank；Described overflow valve is gone here and there with oil inlet pipe a, b
Connection；Described overflow valve is manual regulation relief valve, for adjusting the oil pressure of valve block oil-in, by valve block oil-in oil pressure cntrol
In 0.8mpa；Described proportional amplifier is arranged in electrical control cubicles, and is connected with Programmable Logic Controller, will by Programmable Logic Controller
The loading capacity of change is converted to adjustable voltage signal to proportional amplifier；Voltage signal after proportional amplifier will amplify exports
To proportional pressure control valve, the size according to voltage signal controls the aperture of proportional pressure control valve inner spool；Described proportional pressure control valve string
It is associated on oil return pipe, in order to the oil pressure of control valve block oil-out, that is, control the size being applied to loading capacity on abs bearing；Described
The oil pressure cntrol of valve block oil-out is in 15～220bar, namely to be applied on abs bearing loading capacity be 15～220bar；Described
Flowline, oil return oil pressure sensor, oil-feed oil pressure sensor are respectively arranged with oil inlet pipe, and described oil return oil pressure sensing
Device, oil-feed oil pressure sensor are connected with Programmable Logic Controller respectively, define the load controlling organization of automated closed-loop control；Can
Programmable controller passes through d/a modular converter, and the loading capacity of change is converted to the adjustable signal of telecommunication of voltage to proportional amplifier, by
Proportional amplifier drives proportional pressure control valve；Programmable Logic Controller output signal simultaneously, start-up loading oil pump；Load oil through loading oil
Pump, oil filter, oil inlet pipe, oil return pipe, oil pressure cntrol in the required load oil pressure of test, oil pressure is loaded into by proportional pressure control valve
On abs bearing, complete to load；
Described temperature control device has the high-low temperature test chamber that the temperature in work box is controlled；Described high/low temperature
The refrigeration machine of proof box is connected with described work box, and the heating tube of described high-low temperature test chamber is arranged on described work box
Interior；Described high-low temperature test chamber is connected with Programmable Logic Controller, after receiving the temperature signal that Programmable Logic Controller is sent, sends
Control signal, to refrigeration machine, heating tube, is controlled to the temperature in work box so as to abs bearing can be simulated in varying environment
Operating temperature under temperature conditionss；It is provided with temperature sensor in described work box；Described temperature sensor and high/low temperature
Proof box connects, and forms the closed loop control to ambient temperature in work box.
A kind of abs bearing tester proposed by the present invention, multiple is provided with abs bearing using arranging in a work box
Valve block design it is achieved that purpose that many set bearings are detected simultaneously, effectively solve and a large amount of abs bearings carried out
The requirement of testing inspection, meets enterprise's needs；Solve the difficult problem that the abs bearing being arranged in valve block cannot detect simultaneously；
By rotation speed control mechanism, the detection to abs bearing of Loading Control mechanism and temperature control device, to abs bearing abnormal information,
Healthy structure, fault diagnosis provides accurate data analysiss data, serves irreplaceable effect to improving bearing quality.
Application prospect is lasting.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the theory diagram of revolution speed control system in the present invention.
Fig. 3 is the theory diagram of load control system in the present invention.
In figure: 1, display, 3, Programmable Logic Controller, 4, electrical control cubicles, 5, valve block, 6, electro spindle, 7, rotary transformer,
8th, signal adapter, 9, oil return pipe, 10, oil inlet pipe b, 11, oil inlet pipe a, 12, cooling water tank, 13, load fuel tank, 14, high
Low-temperature test chamber, 15, work box, 16, servo-driver, 17, proportional amplifier, 18, proportional pressure control valve, 19, load oil pump,
20th, oil-feed oil pressure sensor, 21, oil return oil pressure sensor, 22, load oil pump, 23, overflow valve.
Specific embodiment
In conjunction with the drawings and specific embodiments, the present invention is illustrated:
As shown in figure 1, a kind of abs bearing tester, described testing machine has to simulate abs bearing in varying environment
The work box 15 working under temperature conditionss；It is provided with eight valve blocks 5 in described work box 15；In each described valve block 5 all
It is provided with abs bearing；Abs bearing described in corresponding eight is provided with order to control to the rotating speed of abs bearing, load and temperature
The rotation speed control mechanism of system, load controlling organization and temperature control device；In conjunction with Fig. 2, described rotation speed control mechanism includes
There is the servo-driver 16 driving abs bearing to rotate and control it, 16 points of the servo-driver described in eight
Qu Dong eight electro spindle not operate, eight electro spindle are attached with the abs bearing in eight valve blocks by flexible axle, and revolve together
Turn, servo-driver gathers the operating current of electro spindle stator；The electro spindle of 5kw is selected, by servo-driver in this embodiment
Control, reach stepless time adjustment；The ims-a series of servo that when servo-driver 16 adopts Beijing, Micron Technology Co., Ltd produces drives
Device, possesses broadcast communication function, can reach eight sets of bearings and rotate simultaneously, stop simultaneously；Arrange on the rotor of described electro spindle 6
Have and be tracked, in order to the tach signal of electro spindle during abs bearing is run, dtc signal, the rotary transformer 7 that gathers；Corresponding
Described rotary transformer 7 is provided with signal adapter 8, and rotary transformer 7 will collect tach signal, the torque letter of electro spindle
Number be converted to sine voltage signal, cosinusoidal voltage signal, driving voltage signal send into signal adapter 8, wherein tach signal turns
It is changed to sine voltage signal and cosinusoidal voltage signal, dtc signal is converted to driving voltage signal；In this embodiment, described rotation
Changing depressor 7 adopts Shanghai to win the rotary transformer of the model ys 68xfw975 that bi-motor company limited produces, described letter
The rt1 signal adapter that when number transducer adopts Beijing, Micron Technology Co., Ltd produces；Described signal adapter 8 will collect
Sine voltage signal, cosinusoidal voltage signal, driving voltage signal, be converted to a phase, b phase, z phase 5v line drive differential signal anti-
Feed servo-driver 16；Described servo-driver 16 accepts a phase, b phase that signal adapter sends, that z phase 5v line drives is poor
Sub-signal, through pid computing in servo-driver, the rotating speed of rear output control electro spindle rotation, and by a phase receiving, b
Phase, z phase 5v line drive differential signal and the operating current of electro spindle stator to deliver to Programmable Logic Controller 3；Described is programmable
Controller 3 exports different tach signals to servo-driver 16, and servo-driver 16 drives electro spindle, so that and electro spindle
The abs bearing that rotor is connected obtains different rotating speeds；
Programmable Logic Controller 3 carries out 485 communications through com2 communication port and servo-driver 16；Programmable Logic Controller 3 is once
Relevant start/cease and desist order issue eight servo-drivers simultaneously, so that eight abs bearings is run simultaneously, stop simultaneously；Start
When by the forceful electric power components and parts being arranged in electrical control cubicles 4, to drive electro spindle 6 to rotate；It is arranged on the rotation transformation on electro spindle 6
Device 7 rotates with electro spindle 6, follows the tracks of the current signal of electro spindle, tach signal, dtc signal during collection runs；Signal turns
Parallel operation 8 gathers the sine voltage signal of rotary transformer, cosinusoidal voltage signal, driving voltage signal, is converted to a phase, b phase, z phase
5v line drives differential signal to feed back to servo-driver；Accurately Control experiment bearing rotating speed, controls rotary speed precision to reach 1%.
As shown in figure 1, and with reference to Fig. 3, described load controlling organization include loading fuel tank 13, proportional amplifier 17,
Proportional pressure control valve 18 and overflow valve 23；In this embodiment, described proportional amplifier adopts atos proportional amplifier, proportional overflow
Valve adopts atos proportional pressure control valve；Oil inlet pipe a11, oil inlet pipe b10 and oil return pipe 9 are had on described loading fuel tank 13；Eight
The valve block oil-in a of valve block is all connected with oil inlet pipe a11；The valve block oil-in b of eight valve blocks is all connected with oil inlet pipe b10；Many
The oil return opening of individual valve block is all connected with oil return pipe 9；Described oil inlet pipe a11, oil inlet pipe b10 and oil return pipe 9 all with load fuel tank
13 are connected；Described overflow valve is connected with oil inlet pipe a11, oil inlet pipe b1；Described overflow valve 23 is manual overflow valve, for adjusting
The oil pressure of whole valve block oil-in, by valve block oil-in oil pressure cntrol in 0.8mpa；Described proportional amplifier 17 is arranged on automatically controlled
In cabinet, and it is connected with Programmable Logic Controller 3, the loading capacity of change is converted to by adjustable voltage signal by Programmable Logic Controller 3
To proportional amplifier 17；Voltage signal after amplifying is exported to proportional pressure control valve 18 by proportional amplifier 17, according to voltage signal
Size control proportional pressure control valve 18 inner spool aperture；Described proportional pressure control valve 18 is connected on oil return pipe 9, in order to control
The oil pressure of valve block oil-out, that is, control the size being applied to loading capacity on abs bearing；The oil pressure cntrol of described valve block oil-out exists
15～220bar, namely to be applied on abs bearing loading capacity be 15～220bar；In described oil inlet pipe a11, oil inlet pipe b10
With oil return oil pressure sensor 21, oil-feed oil pressure sensor 20 are provided with oil return pipe 9, and described oil return oil pressure sensor 21,
Oil-feed oil pressure sensor 20 is connected with Programmable Logic Controller 3 respectively, and the load oil pressure signal of telecommunication that tracking pickup is arrived is sent into can
Programmable controller 3, is pid by Programmable Logic Controller 3 and adjusts to revise in good time, adjust loading capacity, define automated closed-loop control
Loading system, complete the loading demand of 15bar to 20bar；Described oil return oil pressure sensor 21 utilizes pressure cell by 0-
, through a/d circuit conversion, the DC voltage of corresponding output 1-5v, for linear detection oil pressure loading capacity for the oil pressure of 25mp；
The work process of load controlling organization is: Programmable Logic Controller 3 passes through d/a modular converter, by the loading capacity of change
Be converted to the adjustable signal of telecommunication of voltage to proportional amplifier, proportional pressure control valve is driven by proportional amplifier；PLC technology simultaneously
Device 3 output signal, start-up loading oil pump；Load oil through loading oil pump, oil filter, oil inlet pipe, oil return pipe, proportional pressure control valve is by oil
Voltage-controlled system, in the required load oil pressure of test, oil pressure is loaded on experiment bearing, completes to load.
Described temperature control device has the high-low temperature test chamber 14 that the temperature in work box is controlled；Described height
The refrigeration machine of temperature test box 14 is connected with described work box 15, and the heating tube of described high-low temperature test chamber is arranged on described work
Make in case 15；Described high-low temperature test chamber is connected with Programmable Logic Controller 3, receives the temperature letter that Programmable Logic Controller 3 is sent
After number, send control signal to refrigeration machine, heating tube, the temperature in work box 15 is controlled so as to abs bearing can be simulated
Operating temperature under varying environment temperature conditionss；It is provided with temperature sensor in described work box 15；Described temperature passes
Sensor is connected with high-low temperature test chamber, forms the closed loop control to ambient temperature in work box；Described high-low temperature test chamber 14
The product producing for Wuxi Central Asia environmental test equipment company limited.
The work process of temperature control device is: high-low temperature test chamber 14 have automatically control, gather, regulatory function；High
Low-temperature test chamber 14 by being inserted in the temperature sensor in high/low temperature couveuse 15, collection to temperature simulation amount, and leading to
Excess temperature controller carries out data processing, and conversion forms the ambient temperature to couveuse and is simulated collection, is pid in program
Adjust, revise deviation, reach the purpose of closed loop control couveuse ambient temperature；In this embodiment, entered using 2 9kw air compressor machines
Row freezes, and the heating tube of 20kw carries out hot blast feeding and heats；Temperature sensor in this embodiment, using pt100 platinum resistance,
It is a kind of temperature sensing material, has the resistance change of sensitivity to different temperature.
In above-described embodiment, Programmable Logic Controller 3 adopts the Programmable Logic Controller of Delta es2 series；Mechanics of communication adopts
232 turn of 485 communication.
Abs bearing tester also includes some other corollary apparatus, such as cooling water tank, and here was not done and spoken more
Bright.
Claims (1)
1. a kind of abs bearing tester it is characterised in that: described testing machine has to simulate abs bearing in varying environment
The work box (15) of operating temperature under temperature conditionss；It is provided with multiple valve blocks (5) in described work box (15)；Each is described
Valve block is provided with abs bearing in (5)；Corresponding multiple described abs bearings are provided with order to the rotating speed of abs bearing, load
Rotation speed control mechanism, load controlling organization and the temperature control device being controlled with temperature；Described rotation speed control mechanism bag
Include the servo-driver (16) having to drive abs bearing to rotate and control it, described servo-driver
(16) each described abs bearing corresponding is respectively provided with；Described servo-driver (16) drives corresponding electro spindle respectively
(6) operate, the rotor of electro spindle (6) is attached with the abs bearing in corresponding valve block by flexible axle, and rotates together, watches
Take the operating current that driver gathers electro spindle stator；Described servo-driver (16) is connected with Programmable Logic Controller, receives
The rotating speed that Programmable Logic Controller (3) exports；It is provided with main in order to electricity during abs bearing is run on the rotor of described electro spindle (6)
The tach signal of axle and dtc signal are tracked the rotary transformer (7) gathering；Corresponding described rotary transformer (7) setting
There is signal adapter (8), the tach signal and dtc signal that collect electro spindle are converted to sinusoidal voltage by rotary transformer (7)
Signal, cosinusoidal voltage signal, driving voltage signal send into signal adapter (8)；Described signal adapter (8) is by collect
Sine voltage signal, cosinusoidal voltage signal, driving voltage signal be converted to a phase, b phase, z phase 5v line drive differential signal feed back to
Servo-driver (16)；A phase that described servo-driver (16) receiving signal conversion equipment (8) is sent, b phase, z phase 5v line drive
After differential signal by analysis, after computing output control electro spindle rotating speed, and will receive a phase, b phase, that z phase 5v line drives is poor
The operating current of sub-signal and electro spindle stator delivers to Programmable Logic Controller (3), forms the rotating speed control that automated closed-loop controls
Mechanism；
Described load controlling organization includes loading fuel tank (13), proportional amplifier (17), proportional pressure control valve (18) and overflow
Valve (23)；Described load fuel tank (13) loading oil by load oil pump (12), oil inlet pipe a(11), oil inlet pipe b(10) with valve block
(5) valve block oil-in a, b on are connected, and are that valve block (5) provides hydraulic oil；The oil return opening of valve block (5) pass through oil return pipe (9) with
Load fuel tank (13) connection；Described overflow valve (23) and oil inlet pipe a(11), oil inlet pipe b(10) connect；Described overflow valve
(23) it is manual overflow valve, for adjusting the oil pressure of valve block oil-in, by valve block oil-in oil pressure cntrol in 0.8mpa；Described
Proportional amplifier (17) is arranged in electrical control cubicles, and is connected with Programmable Logic Controller (3), will be changed by Programmable Logic Controller (3)
Loading capacity be converted to adjustable voltage signal to proportional amplifier (17)；Proportional amplifier (17) by amplify after voltage signal
Export to proportional pressure control valve (18), the size according to voltage signal controls the aperture of proportional pressure control valve (18) inner spool；Described
Proportional pressure control valve (18) is connected on oil return pipe (9), in order to the oil pressure of control valve block oil-out, that is, controls and is applied to abs bearing
The size of upper loading capacity；The oil pressure cntrol of described valve block oil-out is in 15～220bar, namely is applied to loading capacity on abs bearing
For 15～220bar；In described oil return pipe (9), oil inlet pipe a(11), oil inlet pipe b(10) on be respectively arranged with oil return oil pressure pass
Sensor (21), oil-feed oil pressure sensor (20), and described oil return oil pressure sensor (21), oil-feed oil pressure sensor (20) are respectively
It is connected with Programmable Logic Controller (3), define the load controlling organization of automated closed-loop control；Programmable Logic Controller passes through d/a
Modular converter, the loading capacity of change is converted to the adjustable signal of telecommunication of voltage to proportional amplifier, drives ratio by proportional amplifier
Example overflow valve；Programmable Logic Controller output signal simultaneously, start-up loading oil pump；Load oil through loading oil pump, oil filter, oil-feed
Pipe, oil return pipe, oil pressure cntrol in the required load oil pressure of test, oil pressure is loaded on abs bearing, completes by proportional pressure control valve
Load；
Described temperature control device has the high-low temperature test chamber (14) that the temperature in work box is controlled；Described high/low temperature
The refrigeration machine of proof box (14) is connected with described work box (15), and the heating tube of described high-low temperature test chamber (14) is arranged on institute
In the work box stated；Described high-low temperature test chamber (14) is connected with Programmable Logic Controller (3), receives Programmable Logic Controller (3)
After the temperature signal sent, send control signal to refrigeration machine, heating tube, the temperature in work box (15) is controlled, makes
It can simulate operating temperature under varying environment temperature conditionss for the abs bearing；It is provided with temperature in described work box (15) to pass
Sensor；Described temperature sensor is connected with high-low temperature test chamber, forms the closed loop control to ambient temperature in work box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410788225.8A CN104483129B (en) | 2014-12-19 | 2014-12-19 | ABS bearing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410788225.8A CN104483129B (en) | 2014-12-19 | 2014-12-19 | ABS bearing tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104483129A CN104483129A (en) | 2015-04-01 |
| CN104483129B true CN104483129B (en) | 2017-02-01 |
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| CN201410788225.8A Active CN104483129B (en) | 2014-12-19 | 2014-12-19 | ABS bearing tester |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201444170U (en) * | 2008-11-30 | 2010-04-28 | 湖北新火炬科技股份有限公司 | Wheel hub bearing ABS sensor voltage signal detector |
| CN102011802A (en) * | 2010-10-14 | 2011-04-13 | 山东华泰轴承制造有限公司 | Antilock brake system (ABS) bearing unit for main drive motor of electric automobile |
| CN201876358U (en) * | 2010-11-26 | 2011-06-22 | 洛阳铭昊测控科技有限公司 | Bearing testing device |
| KR101280393B1 (en) * | 2013-01-25 | 2013-07-01 | 선진기술 주식회사 | An inspection system for abs bearing of smart sensor-type |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MXPA02005848A (en) * | 1999-12-22 | 2002-10-23 | Wabash Technology Corp | Alarm or lamp for vehicle. |
| EP1988376B1 (en) * | 2007-05-01 | 2017-06-07 | JTEKT Corporation | Rolling bearing device with sensor |
-
2014
- 2014-12-19 CN CN201410788225.8A patent/CN104483129B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201444170U (en) * | 2008-11-30 | 2010-04-28 | 湖北新火炬科技股份有限公司 | Wheel hub bearing ABS sensor voltage signal detector |
| CN102011802A (en) * | 2010-10-14 | 2011-04-13 | 山东华泰轴承制造有限公司 | Antilock brake system (ABS) bearing unit for main drive motor of electric automobile |
| CN201876358U (en) * | 2010-11-26 | 2011-06-22 | 洛阳铭昊测控科技有限公司 | Bearing testing device |
| KR101280393B1 (en) * | 2013-01-25 | 2013-07-01 | 선진기술 주식회사 | An inspection system for abs bearing of smart sensor-type |
Non-Patent Citations (1)
| Title |
|---|
| 《QZS45型汽车驱动桥总成在线检测系统的研制》;曹金宏等;《拖拉机与农用运输车》;20110430;第38卷(第2期);第64-67页 * |
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