CN102967253A - Throttle valve position sensor durability test bed and testing method thereof - Google Patents
Throttle valve position sensor durability test bed and testing method thereof Download PDFInfo
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- CN102967253A CN102967253A CN2012105014675A CN201210501467A CN102967253A CN 102967253 A CN102967253 A CN 102967253A CN 2012105014675 A CN2012105014675 A CN 2012105014675A CN 201210501467 A CN201210501467 A CN 201210501467A CN 102967253 A CN102967253 A CN 102967253A
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- position sensor
- throttle
- test chamber
- throttle valve
- temperature test
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention provides a throttle valve position sensor durability test bed and a testing method thereof. The throttle valve position sensor durability test bed comprises a high-temperature test chamber, a low-temperature test chamber, a throttle valve position sensor, a throttle valve body, a throttle valve fastening tool plate. The testing method mainly comprises the step of simulating alternate testing steps of the high-temperature test chamber and the low-temperature test chamber for the throttle valve position sensor on a vehicle in an operating state, and a rotating wheel is driven to pull a rotating wheel and a rotating shaft of a throttle valve in the high/low-temperature test chamber to rotate by employing a speed-regulating motor, so that a sensor electric brush wire at the position of the throttle position is driven to rotate on an electric brush piece. According to low-price and simple design, the testing requirement of simulating the operating state of the throttle valve position sensor on an automobile is met, and the performance and service life of the product electric brush wire and the electric brush piece through which the service performance of the product electric brush wire and the electric brush piece is tested in high-temperature and low-temperature environments is tested are tested in the high-temperature and low-temperature environments.
Description
Technical field
The invention belongs to the auto parts and components detection field, particularly relate to a kind of throttle position sensor endurance test bed and test method thereof.
Background technology
Throttle position sensor is to face alternate run work under high temperature and low temperature environment when working onboard, present invention can be simulated the throttle position sensor onboard high temperature under the duty and alternately test of low temperature, and can usability and life-span that can more effective checking throttle position sensor satisfy its use working environment and state on automobile.Test ambient temperature can reach the product testing technical requirement, but the not rotation of the brush carrier of throttle position sensor is static between brush wires and the brush plate.And throttle position sensor when working onboard brush carrier rotate along with the size of throttle valve body aperture, drive simultaneously brush wires in the movement of brush plate surface and output voltage values is changed along with the size of aperture, with the ECU (be electronic control unit, again claim " car running computer ", " vehicle-mounted computer " etc.) of signal feedback to automobile.Can existing scheme is just investigated throttle position sensor satisfy high temperature, low-temperature circulating test.The serviceable life of brush wires and brush plate when not investigating throttle position sensor and under high temperature, low-temperature circulating condition, working, brush wires and brush plate anti-wear performance between the two.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of throttle position sensor endurance test bed, both can test sensor in the performance of high temperature, low-temperature condition, also can test sensor brush wires and usability and the life-span of brush plate under high temperature, low temperature environment.
A kind of throttle position sensor endurance test bed of the present invention.Comprise high-temperature test chamber and low-temperature test chamber, throttle position sensor, throttle valve body, air throttle fastening device plate, also comprise buncher, swiveling wheel, motor rope pulling device, steel wire tow line, parallelly take turns, the high-low temperature test chamber rope pulling device, be used for driving throttle valve body, thereby band is automatically connected in the brush wires of the sensor on the valve body and slides at brush plate, the shell of described throttle valve body is screwed on the air throttle fastening device, and the air throttle fastening device is fixed on the high-low temperature test chamber by fixed screw; Described throttle position sensor simulated automotive duty and being installed on the throttle valve body, wherein the shell of sensor is fixed on the shell of throttle valve body and guarantees that brush plate maintains static, and the air throttle rotating shaft links to each other with the axle center of brush wires by the perforate on the sensor; Described buncher is fixed on the support, the center of swiveling wheel links to each other with the rotor of motor, the motor rope pulling device is fixed on the swiveling wheel rotational trajectory by bearing, steel wire tow line links to each other with the motor rope pulling device, by the parallel direction of adjusting stay cord of taking turns, the parallel wheel on the support that is fixed on motor, steel wire tow line enters chamber by the rope through of reserving on the high-low temperature test chamber, link to each other with the chamber rope pulling device, the rope pulling device other end is fixed on the end stay cord fixed angles of air throttle runner.
Principle of work of the present invention mainly is, the driven by motor swiveling wheel rotates the motion of driving electric rope pulling device, thereby drive wire rope pulling air throttle runner along the plane rocking perpendicular to the air throttle rotating shaft, the swing of air throttle runner drives the air throttle rotating shaft and rotates, thereby the air throttle rotating shaft drives brush wires and swipes at brush plate, has reached the endurancing effect.
Generally carry out first hot test, finished hot test after, chamber stay cord connector is unclamped, the frock forcing screw is taken off, with identical step air throttle is installed in the household freezer together with air throttle fastening device plate, do 45 ° of tests of low temperature ﹣.
The diameter of the orbital radius of stay cord connector bearing on swiveling wheel=air throttle swiveling wheel * 360 ° * brush wires of 3.1416 ÷ designs the maximum anglec of rotation.
Compared with prior art, the technique effect that the present invention reaches is: reach the testing requirements of simulation throttle position sensor duty on automobile with the excellent and succinct design of valency, and tested sensor brush silk and brush plate usability and the life-span under high temperature, low temperature environment, and guaranteed that speed is rotated and continuously for a long time test according to the rules.
Description of drawings
Fig. 1 is the synoptic diagram of specific embodiment
Among the figure: 1-buncher, 2-swiveling wheel, 3-rotational trajectory, 4-bearing, 5-motor rope pulling device, 6-steel wire tow line, 7 are parallelly taken turns, 8-high-low temperature test chamber stay cord via hole, 10-stay cord fixed angles, 11-air throttle runner, the rotating shaft of 12-air throttle, 13-air throttle fastening device plate, 14-sensor, 15-high-low temperature test chamber, 16-frock fixed screw
Embodiment
In order to deepen that the present invention is understood, the present invention is described in further detail below in conjunction with embodiment, and this embodiment only is used for explaining the present invention, does not consist of the restriction to protection domain of the present invention.
Figure l is the synoptic diagram of the embodiment of instrument of the present invention.For outstanding characteristics of the present invention, only expressed in the accompanying drawing and the closely-related necessary assembly of content of the present invention, wait other less important assemblies and omitted.
The maximum anglec of rotation of a kind of air control shutter position transducer electrical brush silk is 85 °, the thermocycling technical requirement is: 85 ° of rotations of 130 ℃ of product brush wires of high temperature, per second rotation 2 times, 1.5 be placed on household freezer after hour, 85 ° of 45 ℃ of product rotations of low temperature ﹣, per second rotation 2 times is done again hot test after 2.5 hours, iterative cycles 240 hours.
360 ° * 85 ° of the diameters of the orbital radius of stay cord connector bearing on swiveling wheel=air throttle swiveling wheel * 3.1416 ÷ are with baking oven and motor horizontal positioned, install the stay cord connector, wire rope by parallel take turns after and the air throttle runner in the same level direction, air throttle of car is installed on the baking oven by air throttle fastening device plate, tighten the frock fixed screw, at the air throttle swiveling wheel and the baking oven wall that steel wire tow line is parallel between taking turns bore rope through, motor stay cord air throttle stay cord is connected, wire rope and air throttle runner are on the same level face, starter motor, the rotating speed of motor is transferred to needed speed 2 times/second, the stay cord connector bearing is pressed the rotational trajectory rotation at the motor swiveling wheel, the rotation of stay cord pulling air throttle swiveling wheel, the air throttle swiveling wheel drives the rotation of air throttle turning axle, the brush wires rotation of turning axle band dynamic sensor.Did 130 ℃ of hot tests 1.5 hours.
After hot test is finished baking oven stay cord connector is unclamped, the frock forcing screw is taken off, with the same step the air throttle frock is installed in the household freezer, do 45 ℃ of tests of low temperature ﹣ 2.5 hours.Iterative cycles 240 hours.
Claims (5)
1. throttle position sensor endurance test bed, comprise high-temperature test chamber and low-temperature test chamber, throttle position sensor, throttle valve body, air throttle fastening device plate, the shell of described throttle valve body is screwed on the air throttle fastening device, the air throttle fastening device is fixed on the high-low temperature test chamber by fixed screw, it is characterized in that: also comprise speed motor, swiveling wheel, the motor rope pulling device, steel wire tow line, the parallel wheel, the high-low temperature test chamber rope pulling device, support, described buncher is fixed on the support, the center of swiveling wheel links to each other with the rotor of motor, the motor rope pulling device is fixed on the swiveling wheel rotational trajectory by bearing, steel wire tow line links to each other with the motor rope pulling device, by parallel direction of taking turns the adjustment stay cord, the parallel wheel on the support that is fixed on motor.
2. throttle position sensor endurance test bed claimed in claim 1, it is characterized in that: the shell of sensor is fixed on the shell of throttle valve body and guarantees that brush plate maintains static, and the air throttle rotating shaft links to each other with the axle center of brush wires by the perforate on the sensor.
3. throttle position sensor endurance test bed claimed in claim 1, it is characterized in that: be reserved with the stay cord via hole on the high-low temperature test chamber, steel wire tow line enters chamber by the rope through of reserving on the high-low temperature test chamber, link to each other with the chamber rope pulling device, the rope pulling device other end is fixed on the end stay cord fixed angles of air throttle runner.
4. throttle position sensor endurance test bed claimed in claim 1 is characterized in that: the diameter of the orbital radius of stay cord connector bearing on swiveling wheel=air throttle swiveling wheel * 360 ° * brush wires of 3.1416 ÷ designs the maximum anglec of rotation.
5. throttle position sensor durability test method, comprise the simulation throttle position sensor onboard high-temperature test chamber and the low-temperature test chamber under the duty replace test procedure, it is characterized in that: swiveling wheel and the rotating shaft of adopting the pulling of buncher driven rotary wheel to be installed in the air throttle in the high-low temperature test chamber are rotated, and rotate at brush plate thereby drive the sensor brush silk that is installed in throttle position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210501467.5A CN102967253B (en) | 2012-11-30 | 2012-11-30 | A kind of TPS endurance test bed and test method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210501467.5A CN102967253B (en) | 2012-11-30 | 2012-11-30 | A kind of TPS endurance test bed and test method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN102967253A true CN102967253A (en) | 2013-03-13 |
| CN102967253B CN102967253B (en) | 2016-10-19 |
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| CN201210501467.5A Active CN102967253B (en) | 2012-11-30 | 2012-11-30 | A kind of TPS endurance test bed and test method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300483A (en) * | 2015-11-01 | 2016-02-03 | 四川泛华航空仪表电器有限公司 | Durability testing device for magnetic float type oil level annunciator |
| CN106404378A (en) * | 2016-11-14 | 2017-02-15 | 湛江德利车辆部件有限公司 | Endurance testing apparatus for action of throttle valve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0526610A (en) * | 1991-07-24 | 1993-02-02 | Nippondenso Co Ltd | Throttle position sensor |
| KR100208607B1 (en) * | 1996-10-11 | 1999-07-15 | 정몽규 | Apparatus of endurance test for throttle position sensor |
| CN201463923U (en) * | 2009-05-20 | 2010-05-12 | 遵义长征汽车零部件有限公司 | Durability corner inspection device for throttle valve sensor |
| CN201963409U (en) * | 2011-03-29 | 2011-09-07 | 四川红光汽车机电有限公司 | Improved mechanical automobile throttle valve body |
-
2012
- 2012-11-30 CN CN201210501467.5A patent/CN102967253B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0526610A (en) * | 1991-07-24 | 1993-02-02 | Nippondenso Co Ltd | Throttle position sensor |
| KR100208607B1 (en) * | 1996-10-11 | 1999-07-15 | 정몽규 | Apparatus of endurance test for throttle position sensor |
| CN201463923U (en) * | 2009-05-20 | 2010-05-12 | 遵义长征汽车零部件有限公司 | Durability corner inspection device for throttle valve sensor |
| CN201963409U (en) * | 2011-03-29 | 2011-09-07 | 四川红光汽车机电有限公司 | Improved mechanical automobile throttle valve body |
Non-Patent Citations (2)
| Title |
|---|
| 昝昕武等: "节气门位置传感器疲劳试验系统设计", 《重庆工学院学报(自然科学)》 * |
| 樊留群等: "节气门体试验台的研制", 《机电工程》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300483A (en) * | 2015-11-01 | 2016-02-03 | 四川泛华航空仪表电器有限公司 | Durability testing device for magnetic float type oil level annunciator |
| CN105300483B (en) * | 2015-11-01 | 2018-10-02 | 四川泛华航空仪表电器有限公司 | Magnetic float-type oil level signal device durability test device |
| CN106404378A (en) * | 2016-11-14 | 2017-02-15 | 湛江德利车辆部件有限公司 | Endurance testing apparatus for action of throttle valve |
| CN106404378B (en) * | 2016-11-14 | 2019-03-26 | 湛江德利车辆部件有限公司 | A kind of air throttle movement durability test apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102967253B (en) | 2016-10-19 |
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