CN202008395U - Automobile brake and shaft weight detection table - Google Patents
Automobile brake and shaft weight detection table Download PDFInfo
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- CN202008395U CN202008395U CN2011200548361U CN201120054836U CN202008395U CN 202008395 U CN202008395 U CN 202008395U CN 2011200548361 U CN2011200548361 U CN 2011200548361U CN 201120054836 U CN201120054836 U CN 201120054836U CN 202008395 U CN202008395 U CN 202008395U
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Abstract
The utility model relates to an automobile performance detection instrument, in particular to a detection table capable of simultaneously detecting the automobile shaft weight and the braking force, which comprises a machine frame, wherein two active rolling tubes, two slave rolling tubes and a speed regulation motor are arranged on the machine frame, the two active rolling tubes share the same axial line, the two slave rolling tubes are parallel to the active rolling tubes and respectively correspond to the active rolling tubes, and the speed regulation motor drives the active rolling tubes to rotate. The detection table is characterized in that a third rolling tube and a lifting device are arranged between the active rolling tubes and the slave rolling tubes, the third rolling tube is used for measuring the rotating speed of wheels, both ends of each active rolling tube and each slave rolling tube are respectively arranged on the machine frame through bearing seats, a shaft weight sensor is respectively arranged on each bearing seat for supporting the active rolling tubes and the slave rolling tubes, and one end of each active rolling tube is also provided with a brake force sensor connected with the rotating shafts of the active rolling tubes. The automobile performance detection instrument can complete the detection on the automobile shaft weight and the automobile brake force on one detection table, the occupied space is small, the linear weight detection is changed into point weight detection during the shaft weight detection, and the detection precision is higher.
Description
Technical field
The utility model relates to a kind of automotive performance detecting instrument, the monitor station that particularly can be simultaneously automobile axle load and damping force be detected.
Technical background
Automobile is people's work, the indispensable part of living in the modern society.Along with people for improving constantly that drive safety and comfortableness require, vehicle testing technique more and more is subject to people's attention.Automobile brake perfrmance detects and the automobile axle load detection is two important component parts of vehicle testing line always, at present, all be the braking monitor station and the through type axle re-detection platform of drum-type generally on the market, the automobile brake check-out console checks mainly whether the evaluation clamping device is reliable, whether braking ability is up to state standards, the automobile axle load monitor station mainly spends the wheel quality that detects automobile, axle carries carrying capacity and complete vehicle quality, both normally are installed on the vehicle testing line as independent checkout equipment for they, will inevitably cause the occupation of land space of vehicle testing line big like this, the Automobile Detection time is long, problems such as testing process is loaded down with trivial details, the production cost of vehicle testing line also can increase relatively simultaneously, and the installation of vehicle testing line also can be cumbersome.
Also there is the people to design a kind of monitor station that can combine above two detections simultaneously at above-mentioned situation, CN201594042U patent document as Patent Office of the People's Republic of China's bulletin on September 29th, 2010, name is called the condition of the vehicle monitor station, this device detects the wheel transfer roller that stand face both sides are provided with tape spool, the centre is provided with the Lifting for tyre plate, the Lifting for tyre plate is provided with gear wheel, have the hydraulic pressure reduction pin-lift arrangement that tape spool retransmits sensor, the wheel transfer roller has the moving beam that band breaks away and takes turns, moving beam is connected by sideslip assembly link rod, side at the wheel that breaks away is provided with sideslip sensor, detecting under the stand, motor drives reductor respectively, reductor drives the sensing chain, portable shaft joint, chain, vehicle speed sensor is rotated, the axle of reductor is provided with bearing seat, comes fastening reductor with fixed cross beam.Though this device can carry out a re-detection and damping force detects, but, axle is arranged on the hydraulically extensible push rod because retransmitting sensor, dismounting inconvenience, and hydraulic pressure reduction pin-lift arrangement lifting automobile the time, axle retransmits that sensor surveys is power on the whole Lifting for tyre plate face, and the difference of parking of automobile to be measured position can influence measuring accuracy.
Summary of the invention
The purpose of this utility model is to solve the re-detection of present orthodox car monitor station axle and separates with the braking detection, and possess simultaneously the heavy and monitor station sensor dismounting inconvenience of braking of axle, the problem that accuracy of detection is low, provide a kind of and high-precisionly can possess the Automobile Detection platform that detects the heavy and damping force of axle simultaneously.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of automobile brake axle re-detection platform, comprise frame, frame is provided with the drive roll of two coaxial cables, two parallel with drive roll and corresponding respectively driven cylinders, drive the buncher that drive roll rotates, be provided with the 3rd cylinder and the lifting device of measuring vehicle wheel rotational speed between drive roll and the driven cylinder, the two ends of each drive roll and driven cylinder are installed on the frame by bearing seat respectively, each supports and is equipped with axle on the bearing seat of drive roll and driven cylinder and retransmits a sensor, also is provided with the damping force sensor that links to each other with the drive roll rotating shaft at an end of each drive roll.Before vehicle enters, lifting device rises and to be convenient to wheel and to sail into, after vehicle enters monitor station from driven cylinder one side, lifting device descends, wheel is supported on drive roll and the driven cylinder, the 3rd cylinder and wheel are fitted, after detection is finished, lifting device is with wheel jack-up, be convenient to wheel and roll away from, an axle re-detection process is: when automotive wheel enters monitor station, left and right wheels is supported by two drive rolls and driven cylinder respectively, this moment is as long as detect the holding capacity of the vertical direction of all cylinder two end supports points, obtain a tuple value after adding up, the axle re-detection of this device detects for point, with respect to the mode that sensor is arranged on the lifting cylinder, precision is higher, and easy accessibility.Damping force detects: automotive wheel is supported between drive roll and the driven cylinder, and the 3rd cylinder touch wheel surface and wheel keeps rotating synchronously, buncher starts, driving drive roll and driven cylinder rotates, the driving automobile wheel, when reaching rated speed, the driver steps on brake, vehicle wheel rotational speed descends, produce damping force between wheel and the drive roll, the 3rd cylinder detected wheel velocity by 0 o'clock, and switch board is closed left and right sides buncher automatically, according to the damping force data that the damping force sensor arrives, judge whether the brake system of automobile is qualified.
As preferably, described the 3rd cylinder, buncher, lifting device, damping force sensor are equipped with two, respectively with two drive roll corresponding matching, and are symmetrical arranged on frame.Damping force to the both sides wheel detects respectively.
As preferably, the elastic shelf of elastic force is installed on the frame described the 3rd cylinder by providing upwards, and the 3rd cylinder is provided with speed probe.One end of described elastic shelf is installed the 3rd cylinder, and the other end and frame side are hinged, and elastic shelf is installed between end of the 3rd cylinder and the frame bottom and is provided with support spring.Provide elastic force upwards by support spring, make the 3rd cylinder applying automotive wheel, rotate synchronously, measure the real-time rotating speed of wheel with wheel.
As preferably, be provided with synchronous band between described corresponding drive roll and the driven cylinder.Band rotates drive roll and driven cylinder synchronously synchronously.
As preferably, described buncher links to each other by speed reduction unit with drive roll.Make the rotating speed of drive roll keep suitable scope, avoid rotating speed too high.
As preferably, an end of described driven cylinder is positioned near the side of initiatively rolling and is provided with the photoelectric sensor whether the detection vehicle enters.When wheel of vehicle enters, the photoelectric sensor picked up signal.
As preferably, lifting device comprises the lifting cylinder of raising board and raising board bottom, and a raising board is by two lifting air cylinder driven.
As preferably, the two ends of the upper surface of raising board are respectively equipped with the crashproof roller of limiting wheel position, and crashproof roller shaft is to vertically, and when raising board was positioned at extreme lower position, crashproof roller was not less than the peak of drive roll.In the vehicle detection process, the position of breakking away about crashproof roller limiting wheel prevents that the scope that wheel departs from cylinder from having an accident.
As preferably, described lifting cylinder gas circuit is provided with pressure distributor, and is provided with air cleaner and air intake valve on the gas circuit before the pressure distributor.Make each lifting cylinder pressure balance, synchronization lifting, and make the air that enters cylinder through filtering, increase the service life.
As preferably, described automobile brake axle re-detection platform also comprises axle is retransmitted the caliberating device that the sensor initial value is demarcated.Caliberating device retransmits sensor to axle a known proof force is provided, and adjusts the initial value that axle retransmits sensor, dwindles error range.
The utility model can be finished the detection of automobile axle load and automobile braking force on a monitor station, space hold is little; Axle re-detection modified line is weighed as a little weighs, and accuracy of detection is higher.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model.
Fig. 2 is the cut-open view at B-B place among Fig. 1.
Fig. 3 is the caliberating device working state schematic representation.
Among the figure: 1. frame, 2. drive roll, 3. the 3rd cylinder, 4. bearing seat, 5. raising board, 6. cover plate, 7. crashproof roller, 8. lifting cylinder, 9. gas circuit pipe, 10. driven cylinder, 11. pressure distributors, 12. photoelectric sensors, 13. be with 14. bunchers, 15. speed reduction units, 16. damping force sensors synchronously, 17. air cleaner, 18. air intake valves, 19. retransmit sensor, 20. elastic shelf, 21. support springs, 22. caliberating devices.
Embodiment
Also in conjunction with the accompanying drawings the utility model is further specified below by specific embodiment.
Embodiment: a kind of automobile brake axle re-detection platform, as shown in Figure 1 and Figure 2.This device comprises frame 1, and frame 1 is the left-right symmetric structure, is respectively equipped with drive roll 2 and driven cylinder 10, two drive rolls 2 on left back two parts frame 1 and two driven cylinders 10 are coaxial respectively, corresponding drive roll 2 and the 10 parallel and alignment of driven cylinder.The two ends of two drive rolls 2 and two driven cylinders 10 all are installed on the frame by bearing seat 4, and above-mentioned eight bearing seat 4 bottoms are equipped with axle and retransmit sensor 19, as shown in Figure 2.
With Fig. 1 left-half is example, be provided with the 3rd cylinder 3 and lifting device between drive roll 2 and the driven cylinder 10, side near drive roll 2 on the bearing seat 4 of the left end of driven cylinder 10 is provided with photoelectric sensor 12, whether be used to detect vehicle enters, the left end of drive roll 2 and driven cylinder 10 is by being with 13 to link to each other synchronously, buncher 14 is that left end links to each other by the outer end of speed reduction unit 15 and drive roll 2 rotating shafts, buncher 14 and speed reduction unit 15 all are fixed on the frame 1, the output shaft of speed reduction unit 15 respectively to the left and right both sides stretch out, output shaft right-hand member and drive roll 2 shaft couplings, the output shaft left end is provided with damping force sensor 16, damping force sensor 16 is fixed on the left side shell of speed reduction unit 15, and the right half part structure of frame 1 is identical with above-mentioned frame left side part structure and be symmetrical arranged.Frame 1 is removed cylinder and hoisting system position, and other parts are equipped with cover plate 6.
The structure of lifting device as shown in Figure 1, two lifting cylinders 8 that comprise raising board 5, raising board bottom, the two ends of raising board 5 upper surfaces are respectively equipped with a crashproof roller 7, crashproof roller 7 axially vertically, when raising board 5 was positioned at extreme lower position, the position of crashproof roller 7 was higher than the summit of drive roll 2.Frame 1 left and right sides two parts are respectively equipped with two lifting cylinders 8, the gas circuit pipe 9 of four lifting cylinders 8 all is connected with the pressure distributor 11 of frame 1 central bottom, pressure distributor 11 is connected with air cleaner 17 with air intake valve 18 by gas circuit pipe 9, and air is successively by entering each lifting cylinder 8 respectively behind air cleaner 17, air intake valve 18, the pressure distributor 11.Air cleaner 17, air intake valve 18 are fixed on the left end of frame 1.
As shown in Figure 2, the 3rd cylinder 3 is installed on the frame 1 by elastic shelf 20, and elastic shelf 20 1 ends are installed the 3rd cylinder 3, and the other end and frame 1 are side walls hinged, and the bottom that elastic shelf 20 is installed an end of the 3rd cylinder 3 is supported on the frame bottom by support spring 21.
The demarcation that axle retransmits sensor 19 as shown in Figure 3, caliberating device 22 provides a proof force to retransmit sensor to axle, axle is retransmitted sensor 19 calibrate, and reduces measuring error.
Automobile axle load detects: raising board rises, after automotive wheel sails the raising board position into, photoelectric sensor detects vehicle and enters, raising board descends, wheel is supported on drive roll and the driven cylinder, this moment, raising board and automotive wheel disengaged, and effect and the wheel of the 3rd cylinder by elastic shelf keeps in touch.Support axle on the bearing seat of each drive roll and driven cylinder with each and retransmit after a sensor reading gathers this moment, obtains detected axle tuple certificate.
Automobile braking force detects: after finishing a re-detection, start buncher, drive drive roll and rotate, and drive wheel, this moment, driven cylinder rotated synchronously by synchronous band and drive roll, and the 3rd cylinder is close to wheel and wheel keeps rotating synchronously in real time.After the 3rd cylinder detected rotating speed and reaches setting value, the driver touched on the brake, and vehicle wheel rotational speed descends, damping force sensor damping force data, and when the 3rd cylinder detects vehicle wheel rotational speed to zero the time, buncher outage automatically stops.About two wheel braking forces can detect respectively, can judge by the data of damping force sensor whether the damping force of two wheels qualified.
Claims (10)
1. automobile brake axle re-detection platform, comprise frame, frame is provided with the drive roll of two coaxial cables, two parallel with drive roll and corresponding respectively driven cylinders, drive the buncher that drive roll rotates, it is characterized in that: be provided with the 3rd cylinder and the lifting device of measuring vehicle wheel rotational speed between drive roll and the driven cylinder, the two ends of each drive roll and driven cylinder are installed on the frame by bearing seat respectively, each supports and is equipped with axle on the bearing seat of drive roll and driven cylinder and retransmits a sensor, also is provided with the damping force sensor that links to each other with the drive roll rotating shaft at an end of each drive roll.
2. automobile brake axle re-detection platform according to claim 1, it is characterized in that: described the 3rd cylinder, buncher, lifting device, damping force sensor are equipped with two, respectively with two drive roll corresponding matching, and are symmetrical arranged on frame.
3. automobile brake axle re-detection platform according to claim 1 and 2, it is characterized in that: the elastic shelf of elastic force is installed on the frame described the 3rd cylinder by providing upwards, the 3rd cylinder is provided with speed probe, one end of described elastic shelf is installed the 3rd cylinder, the other end and frame side are hinged, and elastic shelf is installed between end of the 3rd cylinder and the frame bottom and is provided with support spring.
4. automobile brake axle re-detection platform according to claim 1 and 2 is characterized in that: be provided with synchronous band between described corresponding drive roll and the driven cylinder.
5. automobile brake axle re-detection platform according to claim 1 and 2, it is characterized in that: described buncher links to each other by speed reduction unit with drive roll.
6. automobile brake axle re-detection platform according to claim 1 and 2 is characterized in that: an end of described driven cylinder is positioned near the side of initiatively rolling and is provided with the photoelectric sensor whether the detection vehicle enters.
7. automobile brake axle re-detection platform according to claim 1 and 2 is characterized in that: lifting device comprises the lifting cylinder of raising board and raising board bottom, and a raising board is by two lifting air cylinder driven.
8. automobile brake axle re-detection platform according to claim 7, it is characterized in that: the two ends of the upper surface of raising board are respectively equipped with the crashproof roller of limiting wheel position, crashproof roller shaft is to vertically, and when raising board was positioned at extreme lower position, crashproof roller was not less than the peak of drive roll.
9. automobile brake axle re-detection platform according to claim 7 is characterized in that: described lifting cylinder gas circuit is provided with pressure distributor, and is provided with air cleaner and air intake valve on the gas circuit before the pressure distributor.
10. automobile brake axle re-detection platform according to claim 1 and 2 is characterized in that: described automobile brake axle re-detection platform also comprises the caliberating device that axle re-transmission sensor initial value is demarcated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200548361U CN202008395U (en) | 2011-03-04 | 2011-03-04 | Automobile brake and shaft weight detection table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200548361U CN202008395U (en) | 2011-03-04 | 2011-03-04 | Automobile brake and shaft weight detection table |
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| Publication Number | Publication Date |
|---|---|
| CN202008395U true CN202008395U (en) | 2011-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200548361U Expired - Fee Related CN202008395U (en) | 2011-03-04 | 2011-03-04 | Automobile brake and shaft weight detection table |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103105299A (en) * | 2013-02-21 | 2013-05-15 | 中国人民解放军军事交通学院 | Axle weight and brake and vehicle speed combined test bench |
| CN103175692A (en) * | 2013-03-11 | 2013-06-26 | 中国人民解放军第二炮兵装备研究院第三研究所 | Integrated dynamic vehicle performance test platform and integrated dynamic vehicle performance test method |
| CN103308237A (en) * | 2013-06-08 | 2013-09-18 | 浙江江兴汽车检测设备有限公司 | Multifunctional automobile brake composite inspection table |
| CN103496448A (en) * | 2013-09-04 | 2014-01-08 | 北京摩诘创新科技股份有限公司 | Rail movable type airstairs |
| CN103674561A (en) * | 2012-08-31 | 2014-03-26 | 弥荣(成都)实业有限公司 | Automobile brake inspection bench facilitating driving of automobile onto simulated road surface |
| CN104502015A (en) * | 2014-12-26 | 2015-04-08 | 山东科大微机应用研究所有限公司 | Drum reaction lift type automobile axle load brake composite detecting bench and method |
| CN104535151A (en) * | 2015-01-23 | 2015-04-22 | 重庆大唐科技股份有限公司 | Axle recognition sensor mounting structure |
| CN104807653A (en) * | 2015-05-13 | 2015-07-29 | 吉林大学 | Brake axle load redistribution device for drum reaction type braking bench |
-
2011
- 2011-03-04 CN CN2011200548361U patent/CN202008395U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674561A (en) * | 2012-08-31 | 2014-03-26 | 弥荣(成都)实业有限公司 | Automobile brake inspection bench facilitating driving of automobile onto simulated road surface |
| CN103105299A (en) * | 2013-02-21 | 2013-05-15 | 中国人民解放军军事交通学院 | Axle weight and brake and vehicle speed combined test bench |
| CN103175692A (en) * | 2013-03-11 | 2013-06-26 | 中国人民解放军第二炮兵装备研究院第三研究所 | Integrated dynamic vehicle performance test platform and integrated dynamic vehicle performance test method |
| CN103308237A (en) * | 2013-06-08 | 2013-09-18 | 浙江江兴汽车检测设备有限公司 | Multifunctional automobile brake composite inspection table |
| CN103308237B (en) * | 2013-06-08 | 2015-09-09 | 浙江江兴汽车检测设备有限公司 | Multifunctional automobile brake composite inspection table |
| CN103496448A (en) * | 2013-09-04 | 2014-01-08 | 北京摩诘创新科技股份有限公司 | Rail movable type airstairs |
| CN103496448B (en) * | 2013-09-04 | 2016-04-27 | 北京摩诘创新科技股份有限公司 | A kind of orbit movable airstair |
| CN104502015A (en) * | 2014-12-26 | 2015-04-08 | 山东科大微机应用研究所有限公司 | Drum reaction lift type automobile axle load brake composite detecting bench and method |
| CN104502015B (en) * | 2014-12-26 | 2016-08-24 | 山东科大微机应用研究所有限公司 | The detection method of drum reaction type lift type automobile axle load brake composite inspection table |
| CN104535151A (en) * | 2015-01-23 | 2015-04-22 | 重庆大唐科技股份有限公司 | Axle recognition sensor mounting structure |
| CN104807653A (en) * | 2015-05-13 | 2015-07-29 | 吉林大学 | Brake axle load redistribution device for drum reaction type braking bench |
| CN104807653B (en) * | 2015-05-13 | 2018-07-10 | 吉林大学 | Drum reaction braking checkout stand brakes axle load redistribution device |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111012 Termination date: 20150304 |
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| EXPY | Termination of patent right or utility model |