CN102706384B - Detection device of accelerator position sensor - Google Patents
Detection device of accelerator position sensor Download PDFInfo
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- CN102706384B CN102706384B CN201210214339.2A CN201210214339A CN102706384B CN 102706384 B CN102706384 B CN 102706384B CN 201210214339 A CN201210214339 A CN 201210214339A CN 102706384 B CN102706384 B CN 102706384B
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- throttle position
- position switch
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- position sensor
- pick
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
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 for detection of throttle position switch.
Background technology
Throttle position switch is widely used in the aspects such as automobile, farm buildings machinery and marine engine, the aperture of opening of gasoline throttle angle information or throttle air throttle is provided for spray the engine control unit (ECU) of class vehicle to fuel oil, ECU carries out calculation process by the data message that these information and related system are transmitted, calculate a control signal, throttle is rationally controlled, to improve the operational efficiency of vehicle, reduce the discharge of waste gas.
In throttle position switch, be provided with Hall element, in the magnitude of voltage of Hall element output and throttle, between the position of magnet, exist linear relationship one to one, 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, two other terminal is connected with engine control unit respectively, the hall signal that terminal is connected is separately sent into engine control unit, engine control unit, according to two of throttle position switch input signals, judges the aperture of throttle.
Therefore in the time detecting throttle position switch, normally ship and resell on another market and rotate fixed angle and detect the magnitude of voltage of Hall element output by controlling throttle position switch, in the time that the magnitude of voltage of exporting is within the scope of the corresponding voltage value of this angle, illustrate that throttle position switch is good.But current detection mode is that the throttle position switch of producing is directly assembled on automobile stand and is tested, this kind of mode wastes time and energy, and work efficiency is low.
Summary of the invention
The technical matters that the present invention solves is to provide 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 solution used in the present invention is as follows:
Throttle position switch pick-up unit, comprise shell and computer in the enclosure, PLC controller are set, for locating the detent mechanism of throttle position switch, for making the rotating mechanism of throttle position switch rotation and being used to throttle position switch that the variable voltage Switching Power Supply of power supply is provided, on the panel of described shell, be provided with status indicator lamp and power switch for showing measured oil door position sensor testing result.
The concrete structure of described detent mechanism is: described detent mechanism comprises the support being fixedly connected on shell, the upper end of support has been horizontally disposed with location-plate, on location-plate, be provided with lower air cylinder, the piston rod of described lower air cylinder stretches into the below of location-plate through location-plate; Described support lower end is provided with the platform of placing throttle position switch, the arranged outside that platform top is positioned at support has fixing plug pin cylinder, and the piston rod top of described fixing plug pin cylinder is fixedly connected with and is useful on the contact pin being equipped with mutually with the plug of throttle position switch; On described platform, be provided with for locating shipping and reselling on another market of throttle position switch.
The improvement of described detent mechanism is: the gas input end of described lower air cylinder 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 described two-position three way operation valve is connected with computer by relay.
The further improvement of above-mentioned detent mechanism is: between described relay and two-position three way operation valve, be also provided with the oil-water separator for the profit of gas is separated.
The improvement of above-mentioned detent mechanism is also: on the panel of described shell, be provided with cylinder rising button and cylinder decline button for manually controlling lower air cylinder action.
The concrete structure of described rotating mechanism is: described rotating mechanism comprises the transformer for driving motor driver that alternating current generator rotates and powering for alternating current generator that alternating current generator is in the enclosure set, is connected with computer output terminal; The output terminal of described motor driver and the output terminal of transformer are connected with the input end of alternating current generator respectively, the output shaft of described alternating current generator be arranged on shipping and reselling on another market on detent mechanism platform and be fixedly connected with.
Improvement of the present invention is: on described panel, be provided be used to indicate pick-up unit duty power light, be used to indicate the line voltmeter of variable voltage supply voltage switch value and for showing the output voltage meter of measured oil door position sensor output voltage values.
Further improvement of the present invention is: on described panel, be provided with the reset switch for pick-up unit is resetted.
Owing to having adopted above technical scheme, the invention technological progress is as follows:
The present invention is simple in structure, easy to operate, can in the shorter time, accurately detect throttle position switch, demonstrating intuitively certified products is unacceptable product, and by display, the measurement data curve of throttle position switch is shown, and has greatly improved work efficiency.The setting of detent mechanism of the present invention, can be applicable to detect without the throttle position switch of model highly versatile.
Brief description of the drawings
Fig. 1 is one-piece construction schematic diagram of the present invention;
Fig. 2 is panel arrangement schematic diagram of the present invention;
The structural representation that Fig. 3 is throttle position switch positioning tool of the present invention in the time of duty not;
Fig. 4 is the structural representation of throttle position switch positioning tool of the present invention in working order time.
Wherein: 1. shell, 2. display, 3. detent mechanism, air cylinder under 3-1., 3-2. location-plate, 3-3. support, 3-4. ship 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. two-position three way operation valves, 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
Below in conjunction with specific embodiments and the drawings, the present invention is further elaborated.
A kind of throttle position switch pick-up unit, its structure 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 shell.
Detent mechanism 3 is for locating throttle position switch 3-5, and its structure as shown in Figure 3.Detent mechanism comprises support 3-3, platform and location-plate 3-2.Support is fixedly connected on shell, and location-plate is horizontally set on the upper end of support, is provided with lower air cylinder 3-1 on location-plate, and the piston rod of lower air cylinder stretches into the below of location-plate through location-plate, for throttle position switch is pressed on to platform.Platform is arranged on the lower end of support, for placing throttle position switch, is also provided with the 3-4 that ships and resell on another market on platform, for locating throttle position switch, and under the effect of alternating current generator, drives throttle position switch to rotate.The arranged outside that platform top is positioned at support 3-3 has fixing plug pin cylinder 3-6, the piston rod top of fixing plug pin cylinder is fixedly connected with contact pin 3-7, contact pin stretches into the below of location-plate through support, equipped mutually with the plug of throttle position switch, is used to throttle position switch that power supply is provided.
The gas input end of the gas input end of lower 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 by relay 10.The parameter pilot relay action that computer is set according to testing requirement, further controls the work of two-position three way operation valve, finally reaches and controls lower air cylinder and the action of fixing plug pin cylinder.Between relay 10 and two-position three way operation valve 13, be also provided with oil-water separator 14, oil-water separator is for separating the profit of gas.The present embodiment repeat circuit, oil-water separator and two-position three way operation valve all arrange in the enclosure.
On the panel of shell, be provided with cylinder rising button 15 for manually controlling lower air cylinder action and with cylinder decline button 16.Cylinder rising button 15, for the manually piston rod rising of control cylinder, discharges the throttle position switch having detected.Cylinder decline button 16, for the manually piston rod decline of control cylinder, is pressed on throttle position switch to be detected on platform.
Rotating mechanism is used for making 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 as shown in Figure 1.Motor driver for driving alternating current generator to rotate under the control of computer; Transformer, for being that 36V alternating current is transferred to alternating current generator by the step-down of 220V alternating current, is alternating current generator power supply.The output shaft of alternating current generator is fixedly connected with being arranged on shipping and reselling on another market on detent mechanism platform, for making throttle position switch rotate different angles under the control of computer.
The variable voltage Switching Power Supply arranging in shell, the input end of variable voltage Switching Power Supply is connected with computer, for export fixed voltage value under the control of computer, the output terminal of variable voltage Switching Power Supply is connected and fixed the contact pin on contact pin cylinder top, after the plug of contact pin and throttle position switch is equipped with, the working power that is used to throttle position switch to provide.
Computer comprises host computer 11, display 2, mouse 5 and keyboard 6.Wherein host computer, mouse and keyboard are installed in shell.Display is arranged on the panel of shell.For according to testing requirement, input corresponding testing conditions, and control associated parts and move, and gather the data of measured oil door position sensor output, show by demonstration.
.PLC the input end of controller and the output terminal of computer are connected, output terminal connection status pilot lamp.PLC controller is used for, according to the data of computer collection, testing result is analyzed to judgement, and the conclusion after judgement is intuitively shown by status indicator lamp.
The panel arrangement of shell 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 to turn on and off power supply, reset switch is used for making pick-up unit to reset, computer switch is for switch computer, output voltage meter 17 is for showing the output voltage values of measured oil door position sensor, line voltmeter 18 is used to indicate the magnitude of voltage of variable voltage Switching Power Supply, defective pilot lamp 19 is used to indicate measured oil door position sensor and detects underproof result, qualified pilot lamp 20 detects qualified result for showing measured oil door position sensor, and power light 23 is used to indicate the duty of pick-up unit.
Detecting step of the present invention is as described below:
The first step, turns on the power switch and computer switch, and power light is lighted, and computer is that PLC controller brings into operation.
Second step, is fixed on throttle position switch to be detected on shipping and reselling on another market of detent mechanism platform.
The 3rd step, according to the testing requirement of throttle position switch to be detected and condition, is input in host computer by keyboard or mouse, and moves by computer pilot relay.Control two-position three way operation valve is by gas circuit and press down cylinder activation, now presses lower cylinder decline button, and the piston rod of lower air cylinder moves downward, and throttle position switch is fixed on platform.
The 4th step, Control two-position three way operation valve is connected gas circuit and fixing plug pin oil cylinder, make the piston rod of fixing plug pin oil cylinder to throttle position switch lateral movement, further drive contact pin to move to throttle position switch, finally make contact pin equipped mutually with the plug of throttle position switch.The duty of detent mechanism as shown in Figure 4.
The 5th step, computer control variable voltage Switching Power Supply output 5V DC voltage is throttle position switch power supply, and throttle position switch enters treats duty, and the operational voltage value of the now instruction of the line voltmeter on panel throttle position switch is 5.0V.
The 6th step, pick-up unit is after switching on power, transformer is converted to after 36V alternating current 220V alternating current for alternating current generator provides working power, the angle that now computer need to rotate according to testing conditions input throttle position switch, drive alternating current generator work to control motor driver, alternating current generator further drives ships and resell on another market and is arranged on throttle position switch to be detected on shipping and reselling on another market and is fixed the rotation of angle.
The 7th step, after throttle position switch rotation, its built-in Hall element is exported a magnitude of voltage, and computer gathers this magnitude of voltage, and this magnitude of voltage shows by the output voltage meter being arranged on panel.
The 8th step, repeating step six is to step 7, until surveyed all angle values of the required detection of throttle position switch, computer, according to the relevant voltage value gathering, is drawn out the data and curves of throttle position switch to be detected, and is shown by display.
The 9th step, PLC controller is according to the detection data analysis judgement of computer transmission, when detected magnitude of voltage corresponding one by one with the anglec of rotation of setting, and in the error range of permission time, show that throttle position switch to be detected is qualified, the qualified pilot lamp of PLC controller control is lighted; In the time that detected magnitude of voltage is not in error range, show that throttle position switch to be detected is defective, the defective pilot lamp of PLC controller control is lighted.
The tenth step, after throttle position switch has detected, presses lower cylinder rising button, and the piston rod of lower air cylinder moves upward, thereby throttle position switch is discharged; Move to the direction away from throttle position switch by the piston rod of computer control fixing plug pin oil cylinder again, make contact pin depart from the plug of throttle position switch, throttle position switch can be taken out.
The 11 step, presses reset switch, pick-up unit is resetted, in order to the detection of next throttle position switch.
In the time need to detecting the throttle position switch of other models, can ship and resell on another market accordingly by changing on detent mechanism, more for convenience, and versatility is stronger.
Claims (5)
1. a throttle position switch pick-up unit, it is characterized in that: comprise shell (1) and computer in the enclosure, PLC controller (12) are set, for locating the detent mechanism (3) of throttle position switch (3-5), for making the rotating mechanism of throttle position switch rotation and being used to throttle position switch that the variable voltage Switching Power Supply (7) of power supply is provided, on the panel of described shell, be provided with status indicator lamp and power switch (22) for showing measured oil door position sensor testing result;
Described detent mechanism (3) comprises the support (3-3) being fixedly connected on shell, the upper end of support (3-3) has been horizontally disposed with location-plate (3-2), on location-plate, be provided with lower air cylinder (3-1), the piston rod of described lower air cylinder stretches into the below of location-plate through location-plate; Described support (3-3) lower end is provided with the platform of placing throttle position switch, the arranged outside that platform top is positioned at support (3-3) has fixing plug pin cylinder (3-6), and the piston rod top of described fixing plug pin cylinder is fixedly connected with and is useful on the contact pin (3-7) being equipped with mutually with the plug of throttle position switch; On described platform, be provided with ship and resell on another market (3-4) for locating throttle position switch;
The gas input end of the gas input end of described lower 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 described two-position three way operation valve (13) is connected with computer by relay (10);
Described rotating mechanism comprises the transformer (9) for driving motor driver (8) that alternating current generator rotates and powering for alternating current generator that alternating current generator (4) is in the enclosure set, is connected with computer output terminal; The output terminal of the output terminal of described motor driver (8) and transformer (9) is connected with the input end of alternating current generator (4) respectively, the output shaft of described alternating current generator (4) be arranged on shipping and reselling on another market on detent mechanism platform (3-4) and be fixedly connected with.
2. throttle position switch pick-up unit according to claim 1, is characterized in that: between described relay (10) and two-position three way operation valve (13), be also provided with the oil-water separator (14) for the profit of gas is separated.
3. throttle position switch pick-up unit according to claim 1, is characterized in that: on the panel of described shell, be provided with cylinder rising button (15) and cylinder decline button (16) for manually controlling lower air cylinder (3-1) action.
4. according to the throttle position switch pick-up unit described in claim 1-3 any one, it is characterized in that: on described panel, be provided be used to indicate pick-up unit duty power light (23), be used to indicate the line voltmeter (18) of variable voltage supply voltage switch value and for showing the output voltage meter (17) of measured oil door position sensor output voltage values.
5. throttle position switch pick-up unit according to claim 4, is characterized in that: on described panel, be provided with the reset switch (21) for 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 CN102706384A (en) | 2012-10-03 |
| CN102706384B true 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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Families Citing this family (4)
| 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 |
| 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 |
| CN108956155B (en) * | 2018-05-31 | 2024-06-21 | 武汉联航机电有限公司 | Detection device |
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| CN201673042U (en) * | 2010-05-07 | 2010-12-15 | 无锡隆盛科技有限公司 | System detection table for vacuum regulator |
| CN102133709A (en) * | 2011-05-02 | 2011-07-27 | 苏州工业园区高登威科技有限公司 | Position correcting device for positioning gear in automobile seat |
| CN102221351A (en) * | 2010-04-19 | 2011-10-19 | 鸿富锦精密工业（深圳）有限公司 | Detection device |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5675016B2 (en) * | 2010-12-01 | 2015-02-25 | 株式会社ミクニ | Accelerator pedal device |
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- 2012-06-26 CN CN201210214339.2A patent/CN102706384B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102133709A (en) * | 2011-05-02 | 2011-07-27 | 苏州工业园区高登威科技有限公司 | Position correcting device for positioning gear in automobile seat |
| 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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| CN102706384A (en) | 2012-10-03 |
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