CN102706384A - Detection device of accelerator position sensor - Google Patents
Detection device of accelerator position sensor Download PDFInfo
- Publication number
- CN102706384A CN102706384A CN2012102143392A CN201210214339A CN102706384A CN 102706384 A CN102706384 A CN 102706384A CN 2012102143392 A CN2012102143392 A CN 2012102143392A CN 201210214339 A CN201210214339 A CN 201210214339A CN 102706384 A CN102706384 A CN 102706384A
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- throttle position
- position switch
- pick
- position sensor
- cylinder
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Abstract
The invention discloses a detection device of an accelerator position sensor, comprising a shell, a computer, a PLC (Programmable Logic Controller) controller, a positioning mechanism, a rotating mechanism and a variable-voltage switch power supply, wherein the computer is arranged in the shell; the positioning mechanism is used for positioning the accelerator position sensor; the rotating mechanism is used for enabling the accelerator position sensor to rotate; the variable-voltage switch power supply is used for supplying power supply to the accelerator position sensor; and a panel of the shell is provided with a power switch and a state indicating lamp used for displaying a detection result of the detected accelerator position sensor. The invention has the advantages of being simple in structure and convenient for operation, accurately detecting the accelerator position sensor in a shorter time, intuitively displaying the qualified products and unqualified products and displaying the measured data curve of the accelerator position sensor through a display, thereby greatly increasing the work efficiency.
Description
Technical field
The present invention relates to a kind of pick-up unit, particularly a kind of pick-up unit that is used to detect throttle position switch.
Background technology
Throttle position switch is widely used in aspects such as automobile, farm buildings machinery and marine engine; Be used for providing the aperture of opening of gasoline throttle angle information or throttle air throttle to the engine control unit (ECU) of fuel injection class vehicle; ECU carries out calculation process through the data message that these information and related system are transmitted, and calculates a control signal, and throttle is rationally controlled; To improve the operational efficiency of vehicle, reduce exhaust gas discharging.
Be provided with Hall element in the throttle position switch; Exist linear relationship one to one between the position of magnet in the magnitude of voltage of Hall element output and the throttle, the magnitude of voltage of therefore measuring Hall element output can obtain the aperture of opening of current throttle air throttle.Throttle position switch is provided with four connection terminals altogether; One of them is public bonding terminal; One is the public power terminal of 5V, and two other terminal is connected with engine control unit respectively, and the hall signal that terminal connects is separately sent into engine control unit; Engine control unit is judged the aperture of throttle according to two input signals of throttle position switch.
Therefore when detecting throttle position switch; Normally ship and resell on another market and rotate the magnitude of voltage that a fixed angle detects Hall element output through the control throttle position switch; When the magnitude of voltage of exporting is in this angle correspondent voltage numerical range, explain that throttle position switch is good.Yet present detection mode is the throttle position switch of producing directly to be assembled on the automobile stand test, and this kind mode wastes time and energy, and work efficiency is low.
Summary of the invention
The technical matters that the present invention solves provides a kind of simple in structure, easy to operate throttle position switch pick-up unit, can accurately detect the measurement data curve of throttle position switch, increases work efficiency.
For solving the problems of the technologies described above, the technical scheme that the present invention taked is following:
The throttle position switch pick-up unit; Comprise shell and computer, PLC controller in the enclosure are set, be used to locate throttle position switch detent mechanism, be used to make the rotating mechanism of throttle position switch rotation and be used to the variable voltage Switching Power Supply that throttle position switch provides power supply, the panel of said shell is provided with status indicator lamp and the power switch that is used to show measured oil door position sensor testing result.
The concrete structure of said detent mechanism is: said detent mechanism comprises the support that is fixedly connected on the shell; The upper end of support has been horizontally disposed with location-plate; Location-plate is provided with down air cylinder, and the said piston rod of air cylinder down passes the below that location-plate stretches into location-plate; Said support lower end is provided with the platform of placing throttle position switch; The arranged outside that the platform top is positioned at support has the fixing plug pin cylinder, and the piston rod top of said fixing plug pin cylinder is fixedly connected and is useful on the contact pin equipped mutually with the plug of throttle position switch; Said platform is provided with and is used to locate shipping and reselling on another market of throttle position switch.
The improvement of said detent mechanism is: the said gas input end of air cylinder down and the gas input end of fixing plug pin cylinder are communicated with two output terminals of two-position three way operation valve respectively, and said two-position three way operation valve is connected with computer through relay.
The further improvement of above-mentioned detent mechanism is: also be provided with between said relay and the two-position three way operation valve and be used for the oil-water separator that the profit with gas separates.
The improvement of above-mentioned detent mechanism also is: the panel of said shell is provided with and is used for manually control the cylinder rising button and the cylinder decline button of air cylinder action down.
The concrete structure of said rotating mechanism is: said rotating mechanism comprises the transformer that alternating current generator in the enclosure, being used to of being connected with the computer output terminal drive motor driver that alternating current generator rotates and supply power for alternating current generator is set; The output terminal of said motor driver and the output terminal of transformer are connected with the input end of alternating current generator respectively, the output shaft of said alternating current generator be arranged on the detent mechanism platform on ship and resell on another market and be fixedly connected.
Improvement of the present invention is: said panel is provided with the power light that is used to indicate the pick-up unit duty, is used to indicate the line voltmeter of variable voltage supply voltage switch value and the output voltage meter that is used to show measured oil door position sensor output voltage values.
Further improvement of the present invention is: said panel is provided with and is used to reset switch that pick-up unit is resetted.
Owing to adopted above technical scheme, institute of the present invention acquisition of technology progress is following:
The present invention is simple in structure, easy to operate; Can in the short time, accurately detect throttle position switch; Demonstrating certified products intuitively is unacceptable product, and through display the measurement data curve display of throttle position switch is come out, and has improved work efficiency greatly.The setting of detent mechanism of the present invention can be applicable to that the throttle position switch without model detects, highly versatile.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present invention;
Fig. 2 is a panel arrangement synoptic diagram of the present invention;
The structural representation that Fig. 3 is a throttle position switch positioning tool of the present invention when duty not;
Fig. 4 is the structural representation of throttle position switch positioning tool of the present invention in working order the time.
Wherein: 1. shell, 2. display, 3. detent mechanism, air cylinder under the 3-1., the 3-2. location-plate, the 3-3. support, 3-4. ships and resell on another market; 3-5. throttle position switch, 3-6. fixing plug pin cylinder, 3-7. contact pin, 4. alternating current generator, 5. mouse, 6. keyboard; 7. variable voltage Switching Power Supply, 8. motor driver, 9. transformer, 10. relay, 11. host computers, 12.PLC controller; 13. the two-position three way operation valve, 14. oil-water separators, 15. cylinder rising buttons, 16. cylinder decline buttons, 17. output voltage meters, 18. line voltmeters; 19. defective pilot lamp, 20. qualified pilot lamp, 21. reset switches, 22. power switches, 23. power lights, 24. computer switch.
Embodiment
To combine specific embodiment and accompanying drawing below, the present invention will be further elaborated.
A kind of throttle position switch pick-up unit, its structure is as shown in Figure 1.Mainly comprise shell 1, computer, PLC controller 12, detent mechanism 3, rotating mechanism, variable voltage Switching Power Supply 7 are set in the shell.
The gas input end of the gas input end of following air cylinder 3-1 and fixing plug pin cylinder 3-6 is communicated with two output terminals of two-position three way operation valve 13 respectively, and two-position three way operation valve 13 is connected with computer through relay 10.Computer moves according to detecting the parameter pilot relay that requires to set, and further controls the work of two-position three way operation valve, finally reaches control air cylinder and the action of fixing plug pin cylinder down.Also be provided with oil-water separator 14 between relay 10 and the two-position three way operation valve 13, oil-water separator is used for the profit of gas is separated.Present embodiment repeat circuit, oil-water separator and two-position three way operation valve all are provided with in the enclosure.
The panel of shell be provided be used for manually control down the air cylinder action cylinder rising button 15 and with cylinder decline button 16.The piston rod that cylinder rising button 15 is used for manual control cylinder rises, and makes to detect the throttle position switch release of accomplishing.The piston rod that cylinder decline button 16 is used for manual control cylinder descends, and throttle position switch to be detected is pressed on the platform.
Rotating mechanism is used to make the throttle position switch rotation.Rotating mechanism comprises alternating current generator 4, motor driver 8 and transformer 9, and alternating current generator, motor driver and transformer all fixedly mount in the enclosure, and its arrangenent diagram is as shown in Figure 1.Motor driver is used for driving alternating current generator rotation under the control of computer; Transformer is used for the step-down of 220V alternating current is transferred to alternating current generator for the 36V alternating current, is the alternating current generator power supply.The output shaft of alternating current generator be arranged on the detent mechanism platform on ship and resell on another market and be fixedly connected, be used under the control of computer, making the different angle of throttle position switch rotation.
The variable voltage Switching Power Supply that is provided with in the shell; The input end of variable voltage Switching Power Supply is connected with computer; Be used for output fixed voltage value under the control of computer; The output terminal of variable voltage Switching Power Supply connects the contact pin on fixing plug pin cylinder top, after the plug of contact pin and throttle position switch is equipped, is used to the working power that throttle position switch provides.
Computer comprises host computer 11, display 2, mouse 5 and keyboard 6.Wherein host computer, mouse and keyboard are installed in the shell.Display is arranged on the panel of shell.Be used for importing the relevant detection condition, and control relevant with it parts and move, and gather the data of measured oil door position sensor output, show through demonstration according to detecting requirement.
.PLC the input end of controller is connected with the output terminal of computer, output terminal connection status pilot lamp.The PLC controller is used for according to the data of computer collection testing result being carried out analysis and judgement, and the conclusion after will judging intuitively shows through status indicator lamp.
The panel arrangement of shell is as shown in Figure 2; Comprise display 2, power switch 22, reset switch 21, computer switch 24, voltage table and pilot lamp; Voltage table comprises output voltage meter 17 and line voltmeter 18, and pilot lamp comprises defective pilot lamp 19, qualified pilot lamp 20 and power light 23.Power switch is used to pick-up unit and turns on and off power supply; Reset switch is used to make pick-up unit to reset; Computer switch is used for the switch computer; Output voltage meter 17 is used to show the output voltage values of measured oil door position sensor, and line voltmeter 18 is used to indicate the magnitude of voltage of variable voltage Switching Power Supply, and defective pilot lamp 19 is used to indicate the measured oil door position sensor to detect underproof result; Qualified pilot lamp 20 is used to show that the measured oil door position sensor detects qualified result, and power light 23 is used to indicate the duty of pick-up unit.
Detection step of the present invention is described below:
The first step turns on the power switch and computer switch, and power light is lighted, and computer is that the PLC controller brings into operation.
In second step, throttle position switch to be detected is fixed on the shipping and reselling on another market of detent mechanism platform.
In the 3rd step, detection requirement and condition according to throttle position switch to be detected are input in the host computer through keyboard or mouse, and move through the computer pilot relay.Relay control two-position three way operation valve is with gas circuit and press down cylinder activation, and press lower cylinder decline button this moment, and the piston rod of following air cylinder moves downward, and throttle position switch is fixed on the platform.
The 4th step; Relay control two-position three way operation valve is connected gas circuit and fixing plug pin oil cylinder; The piston rod that makes the fixing plug pin oil cylinder further drives contact pin and moves to throttle position switch to the throttle position switch lateral movement, finally makes contact pin equipped mutually with the plug of throttle position switch.The duty of detent mechanism is as shown in Figure 4.
In the 5th step, computer control variable voltage Switching Power Supply output 5V DC voltage is the throttle position switch power supply, and throttle position switch promptly gets into treats duty, and the operational voltage value of the line voltmeter indication throttle position switch on the panel is 5.0V at this moment.
The 6th step; Pick-up unit is after energized; Transformer converts the 220V alternating current behind the 36V alternating current into and for alternating current generator working power is provided; The angle that this moment, computer rotated according to testing conditions input throttle position switch needs, with the work of control motor driver driving alternating current generator, alternating current generator further drives the throttle position switch to be detected of shipping and reselling on another market and being arranged on shipping and reselling on another market and carries out the rotation of fixed angle.
In the 7th step, after the throttle position switch rotation, its built-in Hall element is exported a magnitude of voltage, and computer is gathered this magnitude of voltage, and this magnitude of voltage shows through the output voltage meter that is arranged on the panel.
In the 8th step, repeating step six is to step 7, and up to all angle values of having surveyed the required detection of throttle position switch, computer is drawn out the data and curves of throttle position switch to be detected according to the relevant voltage value of gathering, and shows through display.
The 9th step; The PLC controller carries out analysis and judgement according to the detection data of computer transmission, when the magnitude of voltage that is detected corresponding one by one with the anglec of rotation of setting, and in the error range of permission the time; Show that throttle position switch to be detected is qualified, the PLC controller is controlled qualified pilot lamp and is lighted; When the magnitude of voltage that is detected is not in error range, show that throttle position switch to be detected is defective, the PLC controller is controlled defective pilot lamp and is lighted.
In the tenth step, throttle position switch is pressed lower cylinder rising button after detecting and accomplishing, and the piston rod of following air cylinder moves upward, thereby throttle position switch is discharged; Piston rod through computer control fixing plug pin oil cylinder moves to the direction away from throttle position switch again, makes contact pin break away from the plug of throttle position switch, can throttle position switch be taken out.
The 11 step, press reset switch, pick-up unit is resetted, in order to the detection of next throttle position switch.
When needs detect the throttle position switch of other models, can get final product through changing to ship and resell on another market accordingly on the detent mechanism, comparatively convenient, and versatility is stronger.
Claims (8)
1. throttle position switch pick-up unit; It is characterized in that: comprise shell (1) and computer, PLC controller (12) in the enclosure are set, be used to locate throttle position switch (3-5) detent mechanism (3), be used to make the rotating mechanism of throttle position switch rotation and be used to the variable voltage Switching Power Supply (7) that throttle position switch provides power supply, the panel of said shell is provided with status indicator lamp and the power switch (22) that is used to show measured oil door position sensor testing result.
2. throttle position switch pick-up unit according to claim 1; It is characterized in that: said detent mechanism (3) comprises the support (3-3) that is fixedly connected on the shell; The upper end of support (3-3) has been horizontally disposed with location-plate (3-2); Location-plate is provided with down air cylinder (3-1), and the said piston rod of air cylinder down passes the below that location-plate stretches into location-plate; Said support (3-3) lower end is provided with the platform of placing throttle position switch; The arranged outside that the platform top is positioned at support (3-3) has fixing plug pin cylinder (3-6), and the piston rod top of said fixing plug pin cylinder is fixedly connected and is useful on the contact pin (3-7) equipped mutually with the plug of throttle position switch; Said platform is provided with ship and resell on another market (3-4) that is used to locate throttle position switch.
3. throttle position switch pick-up unit according to claim 2; It is characterized in that: the said gas input end of air cylinder (3-1) down and the gas input end of fixing plug pin cylinder (3-6) are communicated with two output terminals of two-position three way operation valve (13) respectively, and said two-position three way operation valve (13) is connected with computer through relay (10).
4. throttle position switch pick-up unit according to claim 3 is characterized in that: also be provided with between said relay (10) and the two-position three way operation valve (13) and be used for the oil-water separator (14) that the profit with gas separates.
5. throttle position switch pick-up unit according to claim 3 is characterized in that: the panel of said shell is provided with and is used for manually control the cylinder rising button (15) and the cylinder decline button (16) of air cylinder (3-1) action down.
6. throttle position switch pick-up unit according to claim 1 is characterized in that: said rotating mechanism comprises the transformer (9) that alternating current generator (4) in the enclosure, being used to of being connected with the computer output terminal drive motor driver (8) that alternating current generator rotates and supply power for alternating current generator is set; The output terminal of the output terminal of said motor driver (8) and transformer (9) is connected with the input end of alternating current generator (4) respectively, the output shaft of said alternating current generator (4) be arranged on the detent mechanism platform on ship and resell on another market (3-4) be fixedly connected.
7. according to each described throttle position switch pick-up unit of claim 1-6, it is characterized in that: the output voltage meter (17) that said panel is provided with the power light (23) that is used to indicate the pick-up unit duty, the line voltmeter (18) that is used to indicate variable voltage supply voltage switch value and is used to show measured oil door position sensor output voltage values.
8. throttle position switch pick-up unit according to claim 7 is characterized in that: said panel is provided with and is used to reset switch (21) that pick-up unit is resetted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210214339.2A CN102706384B (en) | 2012-06-26 | 2012-06-26 | Detection device of accelerator position sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210214339.2A CN102706384B (en) | 2012-06-26 | 2012-06-26 | Detection device of accelerator position sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102706384A true CN102706384A (en) | 2012-10-03 |
| CN102706384B CN102706384B (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210214339.2A Active CN102706384B (en) | 2012-06-26 | 2012-06-26 | Detection device of accelerator position sensor |
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| Country | Link |
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| CN (1) | CN102706384B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104792352A (en) * | 2015-04-25 | 2015-07-22 | 无锡隆盛科技股份有限公司 | Accelerator position sensor initial position calibration device |
| CN106017535A (en) * | 2016-07-21 | 2016-10-12 | 北京美联桥科技发展有限公司 | Device and method for calibrating position sensor of motor driven valve |
| CN107179461A (en) * | 2017-06-20 | 2017-09-19 | 浙江吉利汽车有限公司 | Efp detection means and power supply unit |
| CN108956155A (en) * | 2018-05-31 | 2018-12-07 | 武汉联航机电有限公司 | A kind of detection device |
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| US20120143441A1 (en) * | 2010-12-01 | 2012-06-07 | Mikuni Corporation | Accelerator pedal apparatus |
| CN202614275U (en) * | 2012-06-26 | 2012-12-19 | 无锡隆盛科技股份有限公司 | Accelerator position sensor detection device |
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| CN102221351A (en) * | 2010-04-19 | 2011-10-19 | 鸿富锦精密工业（深圳）有限公司 | Detection device |
| CN201673042U (en) * | 2010-05-07 | 2010-12-15 | 无锡隆盛科技有限公司 | System detection table for vacuum regulator |
| US20120143441A1 (en) * | 2010-12-01 | 2012-06-07 | Mikuni Corporation | Accelerator pedal apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792352A (en) * | 2015-04-25 | 2015-07-22 | 无锡隆盛科技股份有限公司 | Accelerator position sensor initial position calibration device |
| CN106017535A (en) * | 2016-07-21 | 2016-10-12 | 北京美联桥科技发展有限公司 | Device and method for calibrating position sensor of motor driven valve |
| CN106017535B (en) * | 2016-07-21 | 2017-09-05 | 北京美联桥科技发展有限公司 | A kind of motor-driven valve position sensor caliberating device and method |
| CN107179461A (en) * | 2017-06-20 | 2017-09-19 | 浙江吉利汽车有限公司 | Efp detection means and power supply unit |
| CN108956155A (en) * | 2018-05-31 | 2018-12-07 | 武汉联航机电有限公司 | A kind of detection device |
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| Publication number | Publication date |
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| CN102706384B (en) | 2014-08-06 |
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