CN105628313A - Gas electromagnetic valve automatic actuation performance and leakage test method - Google Patents
Gas electromagnetic valve automatic actuation performance and leakage test method Download PDFInfo
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- CN105628313A CN105628313A CN201511018635.5A CN201511018635A CN105628313A CN 105628313 A CN105628313 A CN 105628313A CN 201511018635 A CN201511018635 A CN 201511018635A CN 105628313 A CN105628313 A CN 105628313A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to the field of gas electromagnetic valve detection, and particularly relates to a gas electromagnetic valve automatic actuation performance and leakage test method. The gas electromagnetic valve automatic actuation performance and leakage test method comprises the steps that A. an air cylinder is started and then 5Kpa air pressure is applied to an air inlet in use; B. open valve voltage is inputted to an electromagnetic valve to be tested, and a PLC detects air pressure of the air inlet; C. sustaining voltage is inputted to the electromagnetic valve to be tested, and the PLC detects air pressure of the air inlet; D. release voltage is inputted to the electromagnetic valve to be tested, and the PLC detects air pressure of the air inlet; E. the electromagnetic valve to be tested loses power and packages the valve port, the PLC converts air pressure of the air inlet into 0.5Kpa, and a leakage meter is started; and F. the electromagnetic valve to be tested loses power and packages the valve port, the PLC converts air pressure of the air inlet into 5Kpa, the leakage meter is started, and the PLC outputs an OK signal and opens a clamping cylinder simultaneously so that the process ends. The beneficial effects of the gas electromagnetic valve automatic actuation performance and leakage test method are that the gas electromagnetic valve automatic actuation performance and leakage test method is novel, simple and accurate and high in stability.
Description
Technical field
The present invention relates to gas electromagnetic valve detection field, especially the automatic performance of gas electromagnetic valve and leak testing method.
Background technology
Gas electromagnetic valve is the important parts of gas-fired equipment, and its performance and air-tightness are all very important, and usually by manually detecting, but schedule of operation is numerous and diverse and easily makes mistakes, and there is potential safety hazard, also increases human cost.
Summary of the invention
In order to solve the technical problem that above-mentioned manual detection program is numerous and diverse and easily makes mistakes, the present invention provides the automatic performance of gas electromagnetic valve and leak testing method.
The technical scheme of the present invention is as follows:
The automatic performance of gas electromagnetic valve and leak testing method,
When A. using, magnetic valve to be measured being loaded onto by fixture product to be measured track, after starting cylinder, slide block moves to valve port, and magnetic valve to be measured is connected with thimble, and power supply connects, and inlet mouth adds 5Kpa air pressure,
B. magnetic valve to be measured input valve opening voltage, inlet mouth air pressure is detected by PLC, as air pressure decline reaches set(ting)value, judges that magnetic valve valve to be measured is opened, continues test lower together; As pressure does not drop to set(ting)value, PLC judges that magnetic valve 18 valve opening to be measured is abnormal, exits and tests and report to the police,
C. magnetic valve to be measured input sustaining voltage, inlet mouth air pressure is detected by PLC, as air pressure decline reaches set(ting)value, judges that magnetic valve valve to be measured stays open state, continues test lower together; As air pressure does not drop to set(ting)value, PLC judges that magnetic valve to be measured keeps abnormal, exits and tests and report to the police,
D. magnetic valve to be measured input drop-away voltage, inlet mouth air pressure is detected by PLC, reaches set(ting)value as air pressure rises, and judges that magnetic valve valve to be measured closes valve normal, continues test lower together; As pressure does not rise to set(ting)value, PLC judges that magnetic valve to be measured release is abnormal, exits and tests and report to the police,
E. magnetic valve dead electricity to be measured seals valve port, and PLC is transformed into 0.5Kpa inlet mouth air pressure, starts leakage instrument, leaks qualified continuation test lower together, and leakage instrument detects every time all to be needed to start; Exit such as abnormal leakage PLC and test and report to the police,
F. magnetic valve dead electricity to be measured seals valve port, and PLC is transformed into 5Kpa inlet mouth air pressure, starts leakage instrument, and PLC exports OK signal and opens clamping cylinder, EP (end of program) simultaneously; Exit such as abnormal leakage PLC and test and report to the police.
Using the technical scheme of the present invention, detect pressure variation by relief valve tensimeter B and leakage instrument, detect action and leaking performance respectively, novel simple and easy and accurate, stability height, substantially increases economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2,3,4,5,6 are the structural representations of the embodiment of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment
The automatic performance of gas electromagnetic valve as shown in Fig. 1,2,3,4,5,6 and leak testing method,
When A. using, use the automatic performance of gas electromagnetic valve and leakage tester, comprise cabinet 1, described cabinet 1 is provided with detection circuit, detection gas circuit and PLC, detection circuit comprises reometer and voltmeter, reometer and voltmeter are all located on cabinet 1 control panel 21, detection circuit complete parameter setting by PLC by setting test step result of determination, detection gas circuit comprises relief valve tensimeter A16, relief valve, magnetic valve and relief valve tensimeter B17, detection gas circuit pipeline is through relief valve tensimeter A16 connected electromagnetic valve, magnetic valve connects the cylinder 4 on fixture, cylinder 4 Chu Wei mono-tunnel gas circuit, require lower herein, detection gas circuit pipeline connects relief valve successively through relief valve tensimeter A16, relief valve tensimeter B17, inlet mouth 15 on leakage instrument and fixture, inlet mouth 15 Chu Wei mono-tunnel gas circuit, require higher herein, detection circuit, detection gas circuit and PLC are all connected with power supply, described fixture comprises worktable 8, worktable 8 both sides are provided with left mounting blocks 11 and right mounting blocks 12, left mounting blocks 11 inwall is provided with valve block 6, valve block 6 right-hand member outer wall is provided with valve port 13, valve block 6 left end is provided with air outlet 14, valve block 6 sidewall is provided with inlet mouth 15, inlet mouth 15 is connected with inlet pipe 7, product track 9 to be measured it is provided with on the right side of valve port 13, product track 9 to be measured is provided with fixed block 5, fixed block 5 is arranged with slide block 2, slide block 2 upper left end is provided with thimble 3, slide block 2 bottom right-hand member is connected with cylinder 4, described control panel 21 surface is provided with adhesive setter 22, keep setter 19 and release regulation device 20, adhesive setter 22, setter 19 and release regulation device 20 is kept all to have corresponding pilot lamp, magnetic valve 18 to be measured loaded onto by fixture product to be measured track 9, magnetic valve 18 to be measured comprises valve pad, what action test detected is the performance of valve pad, air outlet 14 can be sealed, after starting cylinder 4, slide block 2 moves to valve port 13, magnetic valve 18 to be measured is connected with thimble 3, power supply connects, inlet mouth 15 adds 5Kpa air pressure,
B. magnetic valve 18 to be measured inputs valve opening voltage, and inlet mouth 15 air pressure is detected by PLC, as air pressure decline reaches set(ting)value, judges that magnetic valve 18 valve to be measured is opened, continues test lower together; As pressure does not drop to set(ting)value, PLC judges that magnetic valve 18 valve opening to be measured is abnormal, exits and tests and report to the police,
C. magnetic valve 18 to be measured inputs sustaining voltage, and inlet mouth 15 air pressure is detected by PLC, as air pressure decline reaches set(ting)value, judges that magnetic valve 18 valve to be measured stays open state, continues test lower together; As air pressure does not drop to set(ting)value, PLC judges that magnetic valve 18 to be measured keeps abnormal, exits and tests and report to the police,
D. magnetic valve 18 to be measured inputs drop-away voltage, and inlet mouth 15 air pressure is detected by PLC, reaches set(ting)value as air pressure rises, and judges that magnetic valve 18 valve to be measured closes valve normal, continues test lower together; As pressure does not rise to set(ting)value, PLC judges that magnetic valve 18 to be measured discharges exception, exits and tests and report to the police.
E. magnetic valve 18 dead electricity to be measured seals valve port, PLC is transformed into 0.5Kpa inlet mouth 15 air pressure, what leak-testing detected is that valve pad seals air outlet 14, whether has leakage, leakage instrument detected result precision height, detect pressure variation by leakage instrument and obtain test value, feeding back to PLC, with set(ting)value contrast, test needs to start leakage instrument, leaking qualified continuation test lower together, leakage instrument detects every time all to be needed to start; Exit such as abnormal leakage PLC and test and report to the police,
F. magnetic valve 18 dead electricity to be measured seals valve port, and PLC is transformed into 5Kpa inlet mouth 15 air pressure, starts leakage instrument, and PLC exports OK signal and opens clamping cylinder EP (end of program) simultaneously; Exit such as abnormal leakage PLC and test and report to the police,
When testing NG in testing process, PLC drives to report to the police and exports test procedure stopping, and cylinder 4 needs manual unlocking, for improving a production efficiency equipment flow testing 2 products in actual production, test is success all, and magnetic valve 18 to be measured can be affixed the official stamp by fixture, to show accurately.
Claims (1)
1. the automatic performance of gas electromagnetic valve and leak testing method, it is characterised in that:
When A. using, magnetic valve 18 to be measured being loaded onto by fixture product to be measured track 9, after starting cylinder 4, slide block 2 moves to valve port 13, and magnetic valve 18 to be measured is connected with thimble 3, and power supply connects, and inlet mouth 15 adds 5Kpa air pressure,
B. magnetic valve 18 to be measured inputs valve opening voltage, and inlet mouth 15 air pressure is detected by PLC, as air pressure decline reaches set(ting)value, judges that magnetic valve 18 valve to be measured is opened, continues test lower together; As pressure does not drop to set(ting)value, PLC judges that magnetic valve 18 valve opening to be measured is abnormal, exits and tests and report to the police,
C. magnetic valve 18 to be measured inputs sustaining voltage, and inlet mouth 15 air pressure is detected by PLC, as air pressure decline reaches set(ting)value, judges that magnetic valve 18 valve to be measured stays open state, continues test lower together; As air pressure does not drop to set(ting)value, PLC judges that magnetic valve 18 to be measured keeps abnormal, exits and tests and report to the police,
D. magnetic valve 18 to be measured inputs drop-away voltage, and inlet mouth 15 air pressure is detected by PLC, reaches set(ting)value as air pressure rises, and judges that magnetic valve 18 valve to be measured closes valve normal, continues test lower together; As pressure does not rise to set(ting)value, PLC judges that magnetic valve 18 to be measured discharges exception, exits and tests and report to the police,
E. magnetic valve 18 dead electricity to be measured seals valve port, and PLC is transformed into 0.5Kpa inlet mouth 15 air pressure, starts leakage instrument, leaks qualified continuation test lower together, and leakage instrument detects every time all to be needed to start; Exit such as abnormal leakage PLC and test and report to the police,
F. magnetic valve 18 dead electricity to be measured seals valve port, and PLC is transformed into 5Kpa inlet mouth 15 air pressure, starts leakage instrument, and PLC exports OK signal and opens clamping cylinder, EP (end of program) simultaneously; Exit such as abnormal leakage PLC and test and report to the police.
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106707121A (en) * | 2016-12-27 | 2017-05-24 | 江苏太平洋精锻科技股份有限公司 | Inspection marking device for automobile electric control system execution mechanism solenoid valve test |
CN107037344A (en) * | 2016-12-16 | 2017-08-11 | 黄调久 | A kind of integral test system of magnetic valve performance |
CN108709733A (en) * | 2018-08-06 | 2018-10-26 | 广东万家乐燃气具有限公司 | A kind of solenoid travel and air-tightness detection device |
CN108802509A (en) * | 2018-06-26 | 2018-11-13 | 广东万家乐燃气具有限公司 | A kind of solenoid valve Visual retrieval device and method |
CN109000918A (en) * | 2018-09-21 | 2018-12-14 | 中国船舶重工集团公司第七研究所 | Gas engine electric-controlled gas sprays valve test device and its test method |
CN109443748A (en) * | 2018-12-05 | 2019-03-08 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of device of quick judgement solenoid valve on off operating mode |
CN110207910A (en) * | 2017-09-19 | 2019-09-06 | 合肥通用机械研究院有限公司 | A kind of automation valve leak rate test device including exhaust unit |
CN111982496A (en) * | 2020-07-15 | 2020-11-24 | 广东福瑞杰新材料有限公司 | Inflatable bag air retention performance detection device and preparation method and detection method thereof |
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Cited By (13)
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CN107037344A (en) * | 2016-12-16 | 2017-08-11 | 黄调久 | A kind of integral test system of magnetic valve performance |
CN107037344B (en) * | 2016-12-16 | 2023-11-17 | 慈溪市天行电器有限公司 | Comprehensive testing equipment for electromagnetic valve performance |
CN106707121A (en) * | 2016-12-27 | 2017-05-24 | 江苏太平洋精锻科技股份有限公司 | Inspection marking device for automobile electric control system execution mechanism solenoid valve test |
CN110207910A (en) * | 2017-09-19 | 2019-09-06 | 合肥通用机械研究院有限公司 | A kind of automation valve leak rate test device including exhaust unit |
CN110207910B (en) * | 2017-09-19 | 2021-03-30 | 合肥通用机械研究院有限公司 | Automatic valve leakage rate testing device comprising exhaust unit |
CN108802509A (en) * | 2018-06-26 | 2018-11-13 | 广东万家乐燃气具有限公司 | A kind of solenoid valve Visual retrieval device and method |
CN108802509B (en) * | 2018-06-26 | 2024-05-03 | 广东万家乐燃气具有限公司 | Visual detection equipment and method for electromagnetic valve |
CN108709733A (en) * | 2018-08-06 | 2018-10-26 | 广东万家乐燃气具有限公司 | A kind of solenoid travel and air-tightness detection device |
CN108709733B (en) * | 2018-08-06 | 2024-04-05 | 广东万家乐燃气具有限公司 | Solenoid valve stroke and gas tightness detection device |
CN109000918A (en) * | 2018-09-21 | 2018-12-14 | 中国船舶重工集团公司第七研究所 | Gas engine electric-controlled gas sprays valve test device and its test method |
CN109000918B (en) * | 2018-09-21 | 2024-06-04 | 中国船舶集团有限公司第七一一研究所 | Testing device and testing method for electric control fuel gas injection valve of gas engine |
CN109443748A (en) * | 2018-12-05 | 2019-03-08 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of device of quick judgement solenoid valve on off operating mode |
CN111982496A (en) * | 2020-07-15 | 2020-11-24 | 广东福瑞杰新材料有限公司 | Inflatable bag air retention performance detection device and preparation method and detection method thereof |
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