CN204595616U - A kind of automobile performance detecting apparatus and wheelbase regulating device thereof - Google Patents
A kind of automobile performance detecting apparatus and wheelbase regulating device thereof Download PDFInfo
- Publication number
- CN204595616U CN204595616U CN201520336747.4U CN201520336747U CN204595616U CN 204595616 U CN204595616 U CN 204595616U CN 201520336747 U CN201520336747 U CN 201520336747U CN 204595616 U CN204595616 U CN 204595616U
- Authority
- CN
- China
- Prior art keywords
- movable
- dynamometer machine
- screw
- wheelbase
- regulating device
- 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
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a kind of automobile performance detecting apparatus and wheelbase regulating device thereof.In wheelbase regulating device, movable part is the screw in frame for being fixed on movable dynamometer machine, and driving member is the screw mandrel that worm drive are connected on screw, and screw mandrel extends along front and back, and screw mandrel and screw to form the worm drive of walking along the longitudinal direction secondary.Like this when needing to regulate the wheelbase between adjacent two dynamometer machines, the screw that rotarily drives by leading screw moves, moved forward and backward by the frame of screw drive activity dynamometer machine again, to reach the effect of the wheelbase regulated between adjacent two dynamometer machines, the kind of drive of friction belt type transmission or engagement chain type transmission is passed through compared to existing technology, the phenomenon of bumpy motion can not be there is in the move mode of worm drive in the utility model in Long-Time Service, thus ensure that the precision that wheelbase regulates, also just ensure that the accuracy of the result of car consumption credit.
Description
Technical field
The utility model relates to a kind of automobile performance detecting apparatus and wheelbase regulating device thereof.
Background technology
The automobile power test macro after automobile, market used is two to drive test macro mostly, and the automobile power test macro of four-wheel drive is less.At present, the most effective measurement of power method of 4-wheel driven car is two shaft detection, simultaneously in order to adapt to different automobile types, must regulate according to the wheelbase of real vehicle to dynamometer machine when detecting, but the wheelbase regulative mode because of dynamometer machine in prior art is artificial visually examine's manual adjustments, namely dynamometer machine wheelbase needs artificial visually examine to judge and regulates, the wheelbase after dynamometer machine adjustment puts in place so can not necessarily regulate, need repeatedly to revise and finely tune, labour intensity is high, regulating time is long, if carry out discharge measurement of power at environmental protection tests station, need the vehicle flowrate of detection large, time waste can be caused like this, and the motor of dynamometer machine due to continuous start-stop also there will be wearing and tearing aggravation phenomenon, the precision of dynamometer machine is reduced.In addition, if the wheelbase of dynamometer machine and vehicle actual axle are apart from different, the result detected by dynamometer machine can be inaccurate.
The Chinese patent literature CN202141597U(day for announcing is on February 8th, 2012) disclose a kind of wheelbase regulating device of automotive performance test verification system, comprise two ends and can carry the guide rail of fixed dynamometer and movable dynamometer machine, the bridge plate of bearing automobile, reducing motor, gear train and the movable stand for carrying movable dynamometer machine respectively, bridge plate is positioned at the top of guide rail, and it comprises the fixing bridge plate that can be respectively used to be connected with fixed dynamometer and the movable bridge plate for being connected with movable dynamometer machine; Gear train comprises transmission shaft, power wheel and transmission bar, and transmission shaft is connected with the output shaft of reducing motor, and power wheel is fixed on transmission shaft, and transmission bar is fixed on guide rail, and is in transmission connection with power wheel; Movable stand is slidably mounted on guide rail, and is positioned at the side near movable bridge plate, and movable stand is connected with transmission shaft.In use, reducing motor drives power wheel to rotate by transmission shaft, power wheel and transmission bar frictional fit or engagement fit, move transmission shaft with or engaged transmission subband secondary by the friction gearing of power wheel and transmission bar composition to move along transmission bar, then transmission shaft can drive movable stand to move along the guide rail residing for transmission bar, realizes regulating the wheelbase between fixed dynamometer and movable dynamometer machine.But in use for some time, transmission bar there will be relaxation, friction gearing now between power wheel and transmission bar is secondary or engaged transmission is secondary in use will there will be mobile jiggly problem, the displacement of movable stand on guide rail is caused to be difficult to be controlled, also the precision just making the wheelbase between fixing bridge plate and movable bridge plate regulate reduces, and causes adverse effect to the precision of testing result.In addition, this wheelbase regulating device middle guide had both needed to provide guiding to the movement of movable stand, need again to provide location base to transmission bar, thus for avoiding transmission bar and movable stand to interfere, need pay special attention in whole wheelbase regulating device installation process, cause the installation difficulty of this wheelbase regulating device to strengthen, installation process wastes time and energy.
Utility model content
The purpose of this utility model is to provide a kind of wheelbase regulating device of stable movement, and the utility model additionally provides a kind of automobile performance detecting apparatus using this wheelbase regulating device simultaneously.
In order to realize above object, in the utility model, the technical scheme of wheelbase regulating device is as follows:
Wheelbase regulating device, comprise the movable part for driving movable dynamometer machine to move forward and backward and the driving member for driving movable part movable, movable part is the screw in the frame for being fixed on movable dynamometer machine, driving member is the screw mandrel that worm drive are connected on screw, screw mandrel extends along front and back, and screw mandrel and screw form the worm drive pair of walking along the longitudinal direction.
The two ends of screw mandrel are respectively equipped with the bearing seat connected by bearing, and diaxon bearing is all fixed on base.
The guide rail also comprising the slide block for moving forward and backward in company with movable dynamometer machine and coordinate with slider guide along the longitudinal direction, guide rail and bearing seat are fixed on same base.
Screw mandrel upper driving is connected with the drive motor driving it to rotate, and drive motor is servomotor or variable-frequency motor.
Also comprise on front side of the frame for being fixed on movable dynamometer machine and/or the travel switch of rear side and with travel switch with the use of the block that puts in place, put in place the arranging in opposite directions at fore-and-aft direction of the touching end of block and the trigger end of travel switch, and travel switch electric control is connected on drive motor.
In the utility model, the technical scheme of automobile performance detecting apparatus is as follows:
Automobile performance detecting apparatus, comprise the dynamometer machine of two or more time interval, in each dynamometer machine, at least one is the movable dynamometer machine be arranged in ground base that can be moved forward and backward by wheelbase regulating device, wheelbase regulating device comprises the movable part for driving movable dynamometer machine to move forward and backward and the driving member for driving movable part movable, movable part is the screw in the frame for being fixed on movable dynamometer machine, driving member is the screw mandrel that worm drive are connected on screw, screw mandrel extends along front and back, and screw mandrel and screw form the worm drive pair of walking along the longitudinal direction.
Screw mandrel upper driving is connected with the drive motor driving it to rotate, and drive motor is servomotor or variable-frequency motor.
Also comprise on front side of the frame for being fixed on movable dynamometer machine and/or the travel switch of rear side and with travel switch with the use of the block that puts in place, put in place the arranging in opposite directions at fore-and-aft direction of the touching end of block and the trigger end of travel switch, and travel switch electric control is connected on drive motor.
In dynamometer machine, at least one has the cylinder of the above time interval of three row, and define that the cylinder that in each cylinder, driven-mechanism directly drives is drive roll, all the other cylinders are follower rollers, the main shaft of follower rollers and the main shaft of drive roll are in transmission connection by gear train, and on the main shaft of drive roll and/or the main shaft of follower rollers, be provided with the clutch coupling controlling gear train and switch on and off.
Movable dynamometer machine is in the geosyncline that ground base is offered, the front side of the frame of movable dynamometer machine and/or rear side are fixed with in company with the movable cover plate of movable dynamometer machine, on the position of the position of cover plate buckle closure in the open top of geosyncline beyond movable dynamometer machine.
In the utility model, movable part is the screw in frame for being fixed on movable dynamometer machine, and driving member is the screw mandrel that worm drive are connected on screw, and screw mandrel extends along front and back, and screw mandrel and screw to form the worm drive of walking along the longitudinal direction secondary.Like this when needing to regulate the wheelbase between adjacent two dynamometer machines, the screw that rotarily drives by leading screw moves, moved forward and backward by the frame of screw drive activity dynamometer machine again, to reach the effect of the wheelbase regulated between adjacent two dynamometer machines, the kind of drive of friction belt type transmission or engagement chain type transmission is passed through compared to existing technology, the phenomenon of bumpy motion can not be there is in the move mode of worm drive in the utility model in Long-Time Service, thus ensure that the precision that wheelbase regulates, also just ensure that the accuracy of the result of car consumption credit.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of automobile performance detecting apparatus of the present utility model;
Fig. 2 is the axial cut-open view of automobile performance detecting apparatus in Fig. 1.
Embodiment
The embodiment of automobile performance detecting apparatus in the utility model: as depicted in figs. 1 and 2, this automobile performance detecting apparatus forms primarily of movable dynamometer machine 1, wheelbase regulating device 2 and fixed dynamometer 3, movable dynamometer machine 1, wheelbase regulating device 2 and fixed dynamometer 3 are connected electrically on same automatic test controller, regulate action by this automatic test controller control activity dynamometer machine 1 and the keying of fixed dynamometer 3 and the wheelbase of wheelbase regulating device 2.Movable dynamometer machine 1 is the twin axle chassis dynamometer of a station symbol standard, fixed dynamometer 3 is triple axle chassis dynamometers, this triple axle chassis dynamometer is made up of the twin axle chassis dynamometer of a station symbol standard and a single cylinder chassis dynamometer, and after the single cylinder chassis dynamometer of dismounting, this fixed dynamometer 3 can be used as a station symbol pseudotype twin axle chassis dynamometer and uses.Can significantly find out from Fig. 1, the volume shared by volume ratio twin axle chassis dynamometer shared by triple axle chassis dynamometer is large, therefore from the viewpoint of self inertia, the words regulating load etc., the adjustment of triple axle chassis dynamometer is not very convenient, so select using twin axle chassis dynamometer as movable dynamometer machine 1, to drive twin axle chassis dynamometer to move forward and backward the wheelbase regulated between twin axle chassis dynamometer and triple axle chassis dynamometer by wheelbase regulating device 2.
Wheelbase regulating device 2 comprises drive motor 4, spring coupling 5, linear guide rail device 6 and lead-screw drive mechanism 7, convenient in order to install centering, drive motor 4, linear guide rail device 6 and lead-screw drive mechanism 7 are arranged on the same base in geosyncline, wherein linear guide rail device 6 is made up of guide rail 12 and slide block 13, guide rail 12 is screwed on base, slide block 13 is screwed in the frame of movable dynamometer machine 1, and linear guide rail device 6 has two groups, and be arranged symmetrically in the left and right sides of movable dynamometer machine 1, the slide block 13 that the frame of movable dynamometer machine 1 connects can be slided along two guide rails 12 are expedite along the longitudinal direction, lead-screw drive mechanism 7 comprises screw mandrel 10 and screw 11, screw 11 is fixed by screws in the frame of movable dynamometer machine 1, screw mandrel 10 is arranged on base by the bearing seat 14 at its two ends, namely the two ends of screw mandrel 10 are transferred on bearing seat 14 fixing on base by bearing, can rotate around the bearing saddle bore of bearing seat 14 to make screw mandrel 10, and screw mandrel 10 can select ball-screw or trapezoidal screw, one end of screw mandrel 10 connects drive motor 4 by elastic connector, during this period, spring coupling 5 plays buffer action, damages to prevent drive motor 4, drive motor 4, as the power source of wheelbase regulating device 2, drives screw mandrel 10 gear train by spring coupling 5, and then the frame of drive activity dynamometer machine 1 moves forward and backward, and drive motor 4 is automatically detected controller automatically controls.Wheelbase regulating device 2 also comprises the travel switch 16 of the both sides, front and back being arranged on movable dynamometer machine 1, opposing layout before and after the trigger end of two travel switches 16, and the put block 17 relative with travel switch 16 is fixed with respectively on the front and back side channel wall of the geosyncline of ground, put in place positioned opposite before and after the touching end of block 17 and the trigger end of travel switch 16, with when the frame of movable dynamometer machine 1 advances to forward and backward the cell wall position of geosyncline, the touching end of the trigger end of travel switch 16 and the block 17 that puts in place can contact with each other touching, with after the block 17 pairs of travel switches 16 that put in place are spacing, travel switch 16 controls the start and stop of drive motor 4 by automatic test controller, thus the displacement of control activity dynamometer machine 1.Part used in wheelbase regulating device 2 is all standard room, comprises drive motor 4, spring coupling 5, linear guide rail device 6 and lead-screw drive mechanism 7, with the cost of production procurement and production time.
Movable dynamometer machine 1 and fixed dynamometer 3 are installed in the geosyncline that ground is offered, especially be the fore-aft travel space of guarantee activity dynamometer machine 1, movable geosyncline residing for dynamometer machine 1 is more much larger than its volume, front shroud 8 and back shroud 9 is fixed with respectively in the both sides, front and back of the frame of movable dynamometer machine 1, on the ground channel opening of front shroud 8 buckle closure before the frame of movable dynamometer machine 1, on the ground channel opening of back shroud 9 buckle closure after the frame of movable dynamometer machine 1, during to be moved forward and backward by front shroud 8 and back shroud 9 protection activity dynamometer machine 1, the frame of movable dynamometer machine 1 lightens the pit corresponding to ground channel opening come in geosyncline, tested vehicle is facilitated to pass through from geosyncline.
Single cylinder dynamometer machine of fixed dynamometer 3 is provided with synchronizing wheel clutch coupling 15, this synchronizing wheel clutch coupling 15 is pneumatic jaw clutches, when carrying out four-wheel drive vehicle Performance Detection, movable dynamometer machine 1 is moved to suitable position according to instruction by automatic test controller, now synchronizing wheel clutch coupling 15 is thrown off, to carry out the Performance Detection that 4-wheel driven car and two is driven, two drive the twin axle chassis dynamometer part that automobile only needs with fixed dynamometer 3 below; When carrying out the Performance Detection of two rear bridge driven automobile, synchronizing wheel clutch coupling 15 engages, and so just detects two rear bridge driven automobile by fixed dynamometer 3.
In the present embodiment, the principle of work of automobile performance detecting apparatus is: automatic test controller according to the tested vehicle-state of reality by artificial selection mode of operation, automatic test controller calculates rotating cycle and the direction of motor automatically, also has the opening and closing of synchronizing wheel clutch coupling 15, make automobile performance detecting apparatus be in state to be checked, reach the object automatically controlled.
In the above-described embodiments, automobile performance detecting apparatus is made up of movable dynamometer machine and fixed dynamometer, namely another dynamometer machine is made to keep the wheelbase between motionless to realize two dynamometer machines to adjust by a mobile dynamometer machine, in other embodiments, each dynamometer machine all can make movable dynamometer machine.
In the above-described embodiments, in lead-screw drive mechanism, screw mandrel is driven by motor, and in other embodiments, screw mandrel also can drive by the mode of Non-follow control, namely manually shake screw mandrel realize screw mandrel drive screw move.
The embodiment of wheelbase regulating device in the utility model: in the present embodiment, the structure of wheelbase regulating device is identical with the structure of wheelbase regulating device in above-described embodiment, therefore repeats no more.
Claims (10)
1. wheelbase regulating device, comprise the movable part for driving movable dynamometer machine to move forward and backward and the driving member for driving movable part movable, it is characterized in that, movable part is the screw in the frame for being fixed on movable dynamometer machine, driving member is the screw mandrel that worm drive are connected on screw, screw mandrel extends along front and back, and screw mandrel and screw form the worm drive pair of walking along the longitudinal direction.
2. wheelbase regulating device according to claim 1, is characterized in that, the two ends of screw mandrel are respectively equipped with the bearing seat connected by bearing, and diaxon bearing is all fixed on base.
3. wheelbase regulating device according to claim 2, is characterized in that, the guide rail also comprising the slide block for moving forward and backward in company with movable dynamometer machine and coordinate with slider guide along the longitudinal direction, guide rail and bearing seat are fixed on same base.
4. the wheelbase regulating device according to claim 1 or 2 or 3, is characterized in that, screw mandrel upper driving is connected with the drive motor driving it to rotate, and drive motor is servomotor or variable-frequency motor.
5. wheelbase regulating device according to claim 4, it is characterized in that, also comprise on front side of the frame for being fixed on movable dynamometer machine and/or the travel switch of rear side and with travel switch with the use of the block that puts in place, put in place the arranging in opposite directions at fore-and-aft direction of the touching end of block and the trigger end of travel switch, and travel switch electric control is connected on drive motor.
6. automobile performance detecting apparatus, comprise the dynamometer machine of two or more time interval, in each dynamometer machine, at least one is the movable dynamometer machine be arranged in ground base that can be moved forward and backward by wheelbase regulating device, wheelbase regulating device comprises the movable part for driving movable dynamometer machine to move forward and backward and the driving member for driving movable part movable, it is characterized in that, movable part is the screw in the frame for being fixed on movable dynamometer machine, driving member is the screw mandrel that worm drive are connected on screw, screw mandrel extends along front and back, and screw mandrel and screw form the worm drive pair of walking along the longitudinal direction.
7. automobile performance detecting apparatus according to claim 6, is characterized in that, screw mandrel upper driving is connected with the drive motor driving it to rotate, and drive motor is servomotor or variable-frequency motor.
8. automobile performance detecting apparatus according to claim 7, it is characterized in that, also comprise on front side of the frame for being fixed on movable dynamometer machine and/or the travel switch of rear side and with travel switch with the use of the block that puts in place, put in place the arranging in opposite directions at fore-and-aft direction of the touching end of block and the trigger end of travel switch, and travel switch electric control is connected on drive motor.
9. the automobile performance detecting apparatus according to claim 6 or 7 or 8, it is characterized in that, in dynamometer machine, at least one has the cylinder of the above time interval of three row, and define that the cylinder that in each cylinder, driven-mechanism directly drives is drive roll, all the other cylinders are follower rollers, the main shaft of follower rollers and the main shaft of drive roll are in transmission connection by gear train, and on the main shaft of drive roll and/or the main shaft of follower rollers, be provided with the clutch coupling controlling gear train and switch on and off.
10. the automobile performance detecting apparatus according to claim 6 or 7 or 8, it is characterized in that, movable dynamometer machine is in the geosyncline that ground base is offered, the front side of the frame of movable dynamometer machine and/or rear side are fixed with in company with the movable cover plate of movable dynamometer machine, on the position of the position of cover plate buckle closure in the open top of geosyncline beyond movable dynamometer machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520336747.4U CN204595616U (en) | 2015-05-22 | 2015-05-22 | A kind of automobile performance detecting apparatus and wheelbase regulating device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520336747.4U CN204595616U (en) | 2015-05-22 | 2015-05-22 | A kind of automobile performance detecting apparatus and wheelbase regulating device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204595616U true CN204595616U (en) | 2015-08-26 |
Family
ID=53931752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520336747.4U Active CN204595616U (en) | 2015-05-22 | 2015-05-22 | A kind of automobile performance detecting apparatus and wheelbase regulating device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204595616U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509819A (en) * | 2016-02-02 | 2016-04-20 | 石家庄华燕交通科技有限公司 | Device for online detecting running-in vibration of steel-wheel road roller |
| CN105806608A (en) * | 2016-03-25 | 2016-07-27 | 航天科技控股集团股份有限公司 | Clamping detection device and method for back plate and shell support of automobile instrument |
| CN106092607A (en) * | 2016-07-29 | 2016-11-09 | 北京博科测试系统股份有限公司 | Vehicle equipment and vehicle detection platform thereof |
| CN106198054A (en) * | 2016-08-30 | 2016-12-07 | 北京博科测试系统股份有限公司 | Twin shaft brake platform and there is the vehicle equipment of this twin shaft brake platform |
| CN106872184A (en) * | 2017-04-07 | 2017-06-20 | 珠海市圣丰机动车辆检测设备有限公司 | A kind of automotive inspection equipment |
| CN108760341A (en) * | 2018-07-06 | 2018-11-06 | 湖北环电磁装备工程技术有限公司 | Chassis dynamometer with automatism isolation cover board |
| CN109580253A (en) * | 2018-12-29 | 2019-04-05 | 北京博科测试系统股份有限公司 | A kind of road load simulation system that list twin shaft automatically switches |
| CN112229647A (en) * | 2020-09-30 | 2021-01-15 | 山东交通学院 | Electric inertia simulation test bed with adjustable wheelbase and roller center distance |
| CN112697446A (en) * | 2020-11-22 | 2021-04-23 | 宝克(中国)测试设备有限公司 | Novel high-precision scheme for adjusting wheel base of truck rotary drum |
| CN115184694A (en) * | 2022-09-01 | 2022-10-14 | 苏州瑞地测控技术有限公司 | Automatic measuring device and method for electromagnetic radiation outside automobile |
| CN115754359A (en) * | 2022-11-10 | 2023-03-07 | 南通市航天机电自动控制有限公司 | Intelligent control device for dynamometer of aerospace machinery |
-
2015
- 2015-05-22 CN CN201520336747.4U patent/CN204595616U/en active Active
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509819A (en) * | 2016-02-02 | 2016-04-20 | 石家庄华燕交通科技有限公司 | Device for online detecting running-in vibration of steel-wheel road roller |
| CN105509819B (en) * | 2016-02-02 | 2018-07-24 | 石家庄华燕交通科技有限公司 | The online running-in vibration testing equipment of steel roller |
| CN105806608B (en) * | 2016-03-25 | 2018-02-09 | 航天科技控股集团股份有限公司 | For automobile instrument rear cowl and the detection method of watchcase support clamping detection means |
| CN105806608A (en) * | 2016-03-25 | 2016-07-27 | 航天科技控股集团股份有限公司 | Clamping detection device and method for back plate and shell support of automobile instrument |
| CN106092607A (en) * | 2016-07-29 | 2016-11-09 | 北京博科测试系统股份有限公司 | Vehicle equipment and vehicle detection platform thereof |
| CN106198054A (en) * | 2016-08-30 | 2016-12-07 | 北京博科测试系统股份有限公司 | Twin shaft brake platform and there is the vehicle equipment of this twin shaft brake platform |
| CN106198054B (en) * | 2016-08-30 | 2019-03-26 | 北京博科测试系统股份有限公司 | Twin shaft brake platform and vehicle equipment with the twin shaft brake platform |
| CN106872184A (en) * | 2017-04-07 | 2017-06-20 | 珠海市圣丰机动车辆检测设备有限公司 | A kind of automotive inspection equipment |
| CN108760341A (en) * | 2018-07-06 | 2018-11-06 | 湖北环电磁装备工程技术有限公司 | Chassis dynamometer with automatism isolation cover board |
| CN108760341B (en) * | 2018-07-06 | 2024-02-13 | 湖北环一电磁装备工程技术有限公司 | Chassis dynamometer test bed with automatic isolation cover plate |
| CN109580253A (en) * | 2018-12-29 | 2019-04-05 | 北京博科测试系统股份有限公司 | A kind of road load simulation system that list twin shaft automatically switches |
| CN112229647A (en) * | 2020-09-30 | 2021-01-15 | 山东交通学院 | Electric inertia simulation test bed with adjustable wheelbase and roller center distance |
| CN112697446A (en) * | 2020-11-22 | 2021-04-23 | 宝克(中国)测试设备有限公司 | Novel high-precision scheme for adjusting wheel base of truck rotary drum |
| CN115184694A (en) * | 2022-09-01 | 2022-10-14 | 苏州瑞地测控技术有限公司 | Automatic measuring device and method for electromagnetic radiation outside automobile |
| CN115754359A (en) * | 2022-11-10 | 2023-03-07 | 南通市航天机电自动控制有限公司 | Intelligent control device for dynamometer of aerospace machinery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204595616U (en) | A kind of automobile performance detecting apparatus and wheelbase regulating device thereof | |
| CN202947874U (en) | Transmission system load running-in testing stand | |
| CN103852256B (en) | A kind of ball screw assembly, reliability test | |
| CN201945453U (en) | Durability test device of vehicle seat lifting mechanism | |
| CN202640362U (en) | Walking shaft of intelligent mobile robot | |
| CN103115770A (en) | Ball screw assembly precision retaining ability testing device | |
| CN105921678A (en) | Chain pre-pulling system | |
| CN203658281U (en) | Steel plate surface quality detection device with adjustable visual angle | |
| CN104444554A (en) | Automatic dress material folding machine | |
| CN104006971A (en) | Equipment for test stands of the braking system of vehicles, in particular for four-wheel drive vehicle | |
| CN203672620U (en) | Ball screw assembly reliability testing device | |
| CN104792542B (en) | Test System for Automobile Brake Performance calibrating installation and method based on stereoscopic vision | |
| CN203037459U (en) | Ballscrew deputy precision retainability test apparatus | |
| CN201449399U (en) | Debugging platform for case testing and controlling device | |
| CN104535308A (en) | Connector rolling simulation test device | |
| CN110793786A (en) | Indoor ACC function offline detection device of intelligent automobile | |
| CN103129905A (en) | Semi-mobile type machine head station | |
| CN214251916U (en) | Test equipment for testing abrasion loss of bearing working track | |
| CN203191213U (en) | Device for adjusting dynamometer wheelbase parametric method of four-wheel drive vehicle | |
| CN110060560B (en) | Automobile brake system teaching simulation equipment | |
| CN203191211U (en) | Device for adjusting dynamometer wheelbase imaging method of four-wheel drive vehicle | |
| CN201993290U (en) | Automatic track instrument capable of defining road spectrum | |
| CN203565719U (en) | Multifunctional component correcting jig | |
| CN202238786U (en) | Gear box oil cleaning machine for rail transit vehicle | |
| CN204855061U (en) | Front -seat back hand wheel moment of torsion detection device of car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |