CN102692200A - Device for automatically detecting spool displacement of electromagnetic valve with high precision and method thereof - Google Patents
Device for automatically detecting spool displacement of electromagnetic valve with high precision and method thereof Download PDFInfo
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- CN102692200A CN102692200A CN2012102030110A CN201210203011A CN102692200A CN 102692200 A CN102692200 A CN 102692200A CN 2012102030110 A CN2012102030110 A CN 2012102030110A CN 201210203011 A CN201210203011 A CN 201210203011A CN 102692200 A CN102692200 A CN 102692200A
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- solenoid valve
- electromagnetic valve
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- sensor stand
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Abstract
The invention discloses a device for automatically detecting spool displacement of an electromagnetic valve with high precision and a method thereof. The device comprises a work platform, an electromagnetic valve fixing bracket, a sensor bracket, a stepping motor, a high-precision displacement sensor and a signal detection and analysis control instrument. The device is characterized in that a placed electromagnetic valve can be fixed automatically and a sensor probe can extend to a detection part through the moveable sensor bracket. The position of the sensor is controlled by the stepping motor, the spool displacement of the electrified electromagnetic valve is detected by the high-precision displacement sensor, and the signal detection and analysis control instrument outputs a result that a product is qualified or not. The detection process disclosed by the invention is carried out automatically, the efficiency is high, the detection is reliable and high, the time and the labor are saved and a guarantee for overall detection of electromagnetic valve products is provided.
Description
Technical field
The present invention relates to a kind of devices and methods therefor that displacement is measured automatically to valve core of the electromagnetic valve that is used for, belong to the technical field of mechanical technology equipment automatization.
Background technology
Whether solenoid valve spool displacement before and after energising has determined within allowed band whether solenoid valve is qualified.Whether qualifiedly detecting solenoid valve is the indispensable link of producing and checking.Still do not have automatic checkout equipment at present, can only detect through manual work.Detection method generally is the slide calliper rule with the band fine needle, before and after energising, carries out one-shot measurement respectively, reads reading and judges whether within allowed band.Detection means is original and precision is not high, has omission and flase drop phenomenon.Increased operating personnel's workload simultaneously, efficient is low especially, is difficult to satisfy the large-scale production needs.In case omission, flase drop occur or underproof product occurs being used, will cause follow-up serial serious consequence as certified products because of sampling observation.So solenoid valve is carried out high precision to be examined very necessary entirely.Also need corresponding automatic detection device to guarantee the smooth implementation that detects simultaneously.
Summary of the invention
The objective of the invention is to design a kind of High Precision Automatic detecting position moving device,, the displacement after the valve core of the electromagnetic valve energising detected only putting into solenoid valve and start measuring under the situation of button, and judge whether qualified.Another object of the present invention provides a kind of detection method of utilizing this pick-up unit.
The technical scheme that device of the present invention adopts is following:
The device of High Precision Automatic detection valve core of the electromagnetic valve displacement: solenoid valve holder, guide rail fixed mount and sensor stand are installed on workbench, and sensor stand can laterally move on the guide rail of guide rail fixed mount; Solenoid valve is placed on the said solenoid valve holder, and sensor is fixed on the said sensor stand, and the probe of sensor is towards said solenoid valve; On said sensor stand and towards a side of said solenoid valve, also be provided with hold down gag; Stepper motor is connected with said sensor stand through the feed screw nut; Input analysis and Control appearance is controlled the energized of said solenoid valve and moving of said stepper motor, and its measurement data is directly shown by display screen.
Said hold down gag comprises pitman shaft, holddown spring and compact heap, and pitman shaft is fixed on the sensor stand, and compact heap is positioned at the front end of pitman shaft, and holddown spring is arranged between pitman shaft and the compact heap.
The technical scheme that method of the present invention adopts is following:
(1) on the solenoid valve holder, put into tested solenoid valve, solenoid valve is fixed, and seat is automatic locatees;
(2) start stepper motor, sensor stand is laterally moved on the guide rail of guide rail fixed mount, shift to solenoid valve, and solenoid valve is held out against through the hold down gag of front end;
(3) stepper motor continues to move, and the probe of sensor is sent into the detection position through the solenoid valve aperture, carry-out bit shifting signal when running into valve core of the electromagnetic valve;
(4) when shift value is 2.5mm, the stop motion of input analysis and Control appearance control step motor, and power of electromagnetic valve, solenoid valve adhesive are connected in control automatically;
(5) sensor probe moves with valve core of the electromagnetic valve, carry-out bit shift value, by input analysis and Control appearance record data and judge whether qualified, display screen video data and whether qualified result;
(6) power of electromagnetic valve is broken off in the control of input analysis and Control appearance, and valve core of the electromagnetic valve unclamps, and input analysis and Control appearance control step motor is oppositely return, and stepper motor drives sensor stand and returns to initial position;
(7) hold down gag unclamps solenoid valve automatically, takes out solenoid valve, measures and finishes.
Automatic detection valve core of the electromagnetic valve gearshift of the present invention and method thereof have the following advantages:
1, realizes the full inspection of solenoid valve product, solved the quality inspection bottleneck problem of producing solenoid valve in enormous quantities.Increased the security of product quality.2, accuracy of detection is high, and testing result is to improving production technology, and improving the quality of products has the statistics directive significance.3, realize automation mechanized operation, guaranteed the reliability that detects.4, adopt automated detection method, use manpower and material resources sparingly, and make the full inspection of product become possibility.
Description of drawings
Fig. 1 is the system construction drawing of the High Precision Automatic detection valve core of the electromagnetic valve of the present invention gearshift.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is done further detailed explanation.
The device of present embodiment can clamp tested solenoid valve automatically, sends into the detecting sensor probe automatically, connects power of electromagnetic valve automatically, writes down the valve core of the electromagnetic valve displacement automatically, judges whether qualified and shows accordingly and remind that its Unit Installation step is:
1) on the rectangle cast iron platform, the solenoid valve holder is installed;
2) on the rectangle cast iron platform, the sensor installation support guide;
3) on the rectangle cast iron platform, stepper motor is installed;
4) sensor installation support on the sensor guide rail;
5) on the stepper motor rotary screw, nut is housed;
6) nut is fixedly connected with sensor stand;
7) nut connecting link and spring and compact heap are installed on the sensor stand;
8) select high-precision displacement transducer for use, measurement range 0-3mm, full accuracy can reach 0.01um, sensor front end fixed diameter 1.5mm probe;
9) sensor signal is connected to measuring instrument.
The measuring process of said apparatus is:
1) on the solenoid valve holder, puts into solenoid valve and shift the detection position onto;
2) press start button;
3) measurement mechanism resets and returns 0;
4) stepper motor starts, and through spring force solenoid valve is held out against;
5) stepper motor continues to move, and probe is sent into the detection position through the solenoid valve aperture, carry-out bit shifting signal when running into valve core of the electromagnetic valve;
6) when displacement is 2.5mm, the stop motion of input analysis and Control appearance control step motor;
7) power of electromagnetic valve, solenoid valve adhesive are connected in the control of input analysis and Control appearance;
8) the high-precision sensor probe moves with valve core of the electromagnetic valve, carry-out bit shift value;
9) input analysis and Control appearance record data and judge whether qualified, LED display video data and whether qualified result;
10) power of electromagnetic valve is broken off in the control of input analysis and Control appearance, and valve core of the electromagnetic valve unclamps;
11) input analysis and Control appearance control step motor is oppositely return;
12) stepper motor drive sensor stand is return, and unclamps solenoid valve;
13) take out solenoid valve, measure and finish.
Device of the present invention can detect the valve core of the electromagnetic valve moving displacement automatically whether within acceptability limit and carry out corresponding prompt.Sensor measurement signal check and analysis controller carries out the linear drift compensation, and the outcome measurement precision is high.Its measuring process robotization, measuring speed is fast, and precision is high, and is simple to operate.
Claims (3)
1. the device of High Precision Automatic detection valve core of the electromagnetic valve displacement is characterized in that, solenoid valve holder, guide rail fixed mount and sensor stand are installed on workbench, and sensor stand can laterally move on the guide rail of guide rail fixed mount; Solenoid valve is placed on the said solenoid valve holder, and sensor is fixed on the said sensor stand, and the probe of sensor is towards said solenoid valve; On said sensor stand and towards a side of said solenoid valve, also be provided with hold down gag; Stepper motor is connected with said sensor stand through the feed screw nut; Input analysis and Control appearance is controlled the energized of said solenoid valve and moving of said stepper motor, and its measurement data and judged result are directly shown by display screen.
2. the device of High Precision Automatic detection valve core of the electromagnetic valve according to claim 1 displacement; It is characterized in that; Said hold down gag comprises pitman shaft, holddown spring and compact heap; Pitman shaft is fixed on the said sensor stand, and compact heap is positioned at the front end of pitman shaft, and holddown spring is arranged between pitman shaft and the compact heap.
3. utilize the Device Testing method of High Precision Automatic detection valve core of the electromagnetic valve displacement according to claim 1 or claim 2, comprise the steps:
(1) on the solenoid valve holder, put into tested solenoid valve, solenoid valve is fixed, and seat is automatic locatees;
(2) start stepper motor, sensor stand is laterally moved on the guide rail of guide rail fixed mount, shift to solenoid valve, and solenoid valve is held out against through the hold down gag of front end;
(3) stepper motor continues to move, and the probe of sensor is sent into the detection position through the solenoid valve aperture, carry-out bit shifting signal when running into valve core of the electromagnetic valve;
(4) when shift value is 2.5mm, the stop motion of input analysis and Control appearance control step motor, and power of electromagnetic valve, solenoid valve adhesive are connected in control automatically;
(5) sensor probe moves with valve core of the electromagnetic valve, carry-out bit shift value, by input analysis and Control appearance record data and judge whether qualified, display screen video data and whether qualified result;
(6) power of electromagnetic valve is broken off in the control of input analysis and Control appearance, and valve core of the electromagnetic valve unclamps, and input analysis and Control appearance control step motor is oppositely return, and stepper motor drives sensor stand and returns to initial position;
(7) hold down gag unclamps solenoid valve automatically, takes out solenoid valve, measures and finishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210203011.0A CN102692200B (en) | 2012-06-19 | 2012-06-19 | Device for automatically detecting spool displacement of electromagnetic valve with high precision and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210203011.0A CN102692200B (en) | 2012-06-19 | 2012-06-19 | Device for automatically detecting spool displacement of electromagnetic valve with high precision and method thereof |
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| Publication Number | Publication Date |
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| CN102692200A true CN102692200A (en) | 2012-09-26 |
| CN102692200B CN102692200B (en) | 2014-07-23 |
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| CN201210203011.0A Active CN102692200B (en) | 2012-06-19 | 2012-06-19 | Device for automatically detecting spool displacement of electromagnetic valve with high precision and method thereof |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438807A (en) * | 2013-08-19 | 2013-12-11 | 南京理工大学 | High-pressure pilot-operated type pneumatic electromagnetic-valve valve element displacement measurement device and method |
| CN104457653A (en) * | 2014-10-11 | 2015-03-25 | 宁波诺依克电子有限公司 | Displacement detection method for valve element of linear electromagnetic valve |
| CN106226046A (en) * | 2016-07-12 | 2016-12-14 | 中国矿业大学 | A kind of poppet spool valve vibration test system and method |
| CN106225680A (en) * | 2016-07-25 | 2016-12-14 | 北京英创汇智科技有限公司 | A kind of spool displacement measurement apparatus based on laser displacement sensor and method |
| CN106289652A (en) * | 2016-10-14 | 2017-01-04 | 芜湖全程智能科技有限公司 | A kind of ABS magnet plunger pump and fluid reservoir piston testing apparatus |
| CN106395239A (en) * | 2016-10-14 | 2017-02-15 | 芜湖全程智能科技有限公司 | Conveying mechanism for ABS solenoid valve plunger pump and fluid reservoir piston test device |
| CN106403869A (en) * | 2016-10-14 | 2017-02-15 | 芜湖全程智能科技有限公司 | ABS solenoid valve piston pump and reservoir chamber piston test device displacement mechanism |
| CN107339965A (en) * | 2016-12-24 | 2017-11-10 | 重庆都英科技有限公司 | A kind of gunlock body bullet drain pan nest processing dimension detection means |
| CN108760278A (en) * | 2018-07-20 | 2018-11-06 | 无锡正大轴承机械制造股份有限公司 | A kind of non-oil ultra high vacuum system detection method of proportion magnetic valve |
| CN109141177A (en) * | 2018-10-09 | 2019-01-04 | 华北电力大学（保定） | A kind of displacement sensor for digital output modul |
| CN110873853A (en) * | 2018-08-30 | 2020-03-10 | 贵州振华群英电器有限公司（国营第八九一厂） | Multifunctional electromagnet performance detection device |
| CN110986781A (en) * | 2019-12-26 | 2020-04-10 | 芜湖通和汽车管路系统股份有限公司 | Device for detecting position of valve core in valve body |
| CN112130102A (en) * | 2020-09-09 | 2020-12-25 | 中国第一汽车股份有限公司 | Automatic electromagnetic force testing system, testing device and testing method for electromagnetic force of electromagnetic valve of transmission |
Families Citing this family (1)
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| CN109099829A (en) * | 2018-07-23 | 2018-12-28 | 上海篆恒实业有限公司 | A kind of steering bracket width detection equipment |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438807A (en) * | 2013-08-19 | 2013-12-11 | 南京理工大学 | High-pressure pilot-operated type pneumatic electromagnetic-valve valve element displacement measurement device and method |
| CN104457653A (en) * | 2014-10-11 | 2015-03-25 | 宁波诺依克电子有限公司 | Displacement detection method for valve element of linear electromagnetic valve |
| CN106226046A (en) * | 2016-07-12 | 2016-12-14 | 中国矿业大学 | A kind of poppet spool valve vibration test system and method |
| CN106225680A (en) * | 2016-07-25 | 2016-12-14 | 北京英创汇智科技有限公司 | A kind of spool displacement measurement apparatus based on laser displacement sensor and method |
| CN106225680B (en) * | 2016-07-25 | 2019-05-14 | 天津英创汇智汽车技术有限公司 | A kind of spool displacement measuring device and method based on laser displacement sensor |
| CN106403869A (en) * | 2016-10-14 | 2017-02-15 | 芜湖全程智能科技有限公司 | ABS solenoid valve piston pump and reservoir chamber piston test device displacement mechanism |
| CN106395239A (en) * | 2016-10-14 | 2017-02-15 | 芜湖全程智能科技有限公司 | Conveying mechanism for ABS solenoid valve plunger pump and fluid reservoir piston test device |
| CN106289652A (en) * | 2016-10-14 | 2017-01-04 | 芜湖全程智能科技有限公司 | A kind of ABS magnet plunger pump and fluid reservoir piston testing apparatus |
| CN107339965A (en) * | 2016-12-24 | 2017-11-10 | 重庆都英科技有限公司 | A kind of gunlock body bullet drain pan nest processing dimension detection means |
| CN108760278A (en) * | 2018-07-20 | 2018-11-06 | 无锡正大轴承机械制造股份有限公司 | A kind of non-oil ultra high vacuum system detection method of proportion magnetic valve |
| CN110873853A (en) * | 2018-08-30 | 2020-03-10 | 贵州振华群英电器有限公司（国营第八九一厂） | Multifunctional electromagnet performance detection device |
| CN109141177A (en) * | 2018-10-09 | 2019-01-04 | 华北电力大学（保定） | A kind of displacement sensor for digital output modul |
| CN110986781A (en) * | 2019-12-26 | 2020-04-10 | 芜湖通和汽车管路系统股份有限公司 | Device for detecting position of valve core in valve body |
| CN112130102A (en) * | 2020-09-09 | 2020-12-25 | 中国第一汽车股份有限公司 | Automatic electromagnetic force testing system, testing device and testing method for electromagnetic force of electromagnetic valve of transmission |
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| CN102692200B (en) | 2014-07-23 |
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Effective date of registration: 20170317 Address after: 214223 Yixing Lake City, * * Dong Xing Village Patentee after: Jiangsu create three-dimensional Intelligent Technology Co., Ltd. Address before: Yuen Road Qixia District of Nanjing City, Jiangsu Province, No. 1 210046 Patentee before: Nanjing Normal University |
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