CN201983913U - Micro-control air tight test station of railway brake valve parts - Google Patents
Micro-control air tight test station of railway brake valve parts Download PDFInfo
- Publication number
- CN201983913U CN201983913U CN 201020617173 CN201020617173U CN201983913U CN 201983913 U CN201983913 U CN 201983913U CN 201020617173 CN201020617173 CN 201020617173 CN 201020617173 U CN201020617173 U CN 201020617173U CN 201983913 U CN201983913 U CN 201983913U
- Authority
- CN
- China
- Prior art keywords
- valve
- micro
- control
- air
- test station
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Abstract
The utility model discloses a micro-control air tight test station of railway brake valve cover parts, wherein a test station comprises a control system, a rapid clamping linkage mechanism, a pressing plate, an emergent two-section part, an accelerated releasing part, a partial reducing part, a pressurizing part, a balancing part, a piston part of a releasing valve, a check valve sleeve, an air relief valve sleeve, a built-in valve core, a dual-ring plunger structure and an acting part of a control valve. The plane sealing of a sliding valve surface of the acting part of the control valve is realized in a manner of manually boosting an inclined wedge; the control system uses eight-path general air path, the detection precision thereof is not less than 0.01kPa/60s, the work pressure thereof is 700kPa, and the micro-control clipping sealing time does not exceed 60s. The utility model uses a programmable touch screen as an operation interface and an automatic control scheme combined with a PLC (Programmable Logic Controller); the processes of clipping the workpiece, orderly charging/discharging the air, maintaining pressure, detecting pressure and detecting leakage are all controlled, detected and judged by a micro-computer; a two-position five-way electromagnetic valve for clamping and loosing box parts adopts logic control design, so that the pneumatic system and pipe design is optimized to avoid the occurrence of error judgment to a maximal extent. The test station is used for testing program-controlled air tightness in the pressure state of being more than 700kPa before finally assembling and examining multi-cavity parts, such as air brake valve, etc., to guarantee that the parts without any defection are finally assembled to be delivered finally, so as to prolong maintenance period and guarantee reliability.
Description
Technical field
The utility model relates to railway brake valve body and similar parts micro-control air-tight test platform.
Background technology
Air-tight test requires gas circuit or the chamber to having function, all needs to carry out to be connected in series between each gas circuit of the above pressure air of 700kPa, and the test of sewing situation between each gas circuit and the outside atmosphere.Therefore design will solve and how gas circuit be cut apart, and how to realize positiver sealing, and inflation dwell time and pressure and leakage rate are controlled and detected.
Summary of the invention
How gas circuit is cut apart in order to solve, how to realize positiver sealing, the problem that inflation dwell time and pressure and leakage rate are controlled and detected, the utility model proposes a kind of railway brake valve body and similar parts micro-control air-tight test platform, it is characterized in that: this testing table comprises control system, clamp linkage assembly fast, pressing plate, urgent two sections portions, quicken release portion, office subtracts portion, supercharging portion, equilibrium portion, the graduated release valve piston portion, the non-return valve pocket, valve pocket leaks informaton, built-in spool, two loop pillar plug structures, operation valve service portion, the slide face flat seal of this operation valve service portion are manual inclined wedge augmenting sealings; Described control system is to use eight road general gas circuits, and its accuracy of detection is not less than 0.01kPa/60s; Working pressure is 700kPa, and the micro-control clamping sealing time is no more than 60 seconds.This testing table was used for the body lid class part of air brake valve before final assembling is delivered for a check, the program control impermeability of carrying out the above state of 700kPa pressure detects, and guaranteeing does not have the part of defective to enter into final assembling, and last the payment, reach and prolong the time between overhauls(TBO), the purpose of assurance reliability.
Clamping in the logical design, box body class part need carry out design in proper order to two two-position five-way valves in side and top and bottom, has only the clamping that after top and bottom clamp, could implement the side, so very simply realized preventing misoperation, if clamp side elevation earlier, workpiece is toppled, do not reach seal request.
This products characteristics: (1), all adopt the micro-control scheme, main body clamping, order are filled exhaust, dwell time, pressurize detection, leak volume and are detected and all adopt system controlled by computer, detection and judgement.
(2), working pressure is 700kPa.
(3), clamping is quick, the micro-control clamping sealing time is no more than 60 seconds.
(4), should after final manufacturing procedure, hang the preceding test of operation that wax, paint etc. might influence the impermeability detection.
(5), Control System Design uses eight road general gas circuits, according to the difference of sealing frock the impermeability of all kinds of bodies, external member tested, accuracy of detection is not less than 0.01kPa/60s.
(6), clamping in the logical design, two two-position five-way valves in side elevation and top and bottom have carried out design in proper order, have only the clamping that could implement side elevation after top and bottom clamp, have realized preventing misoperation with regard to very simple like this.
(7), adopt horizontal operation, clamp linkage assembly fast, pressing plate, urgent two sections portions, acceleration release portion, office subtract structures such as portion, supercharging portion, balanced portion, graduated release valve piston portion, non-return valve pocket, the valve pocket that leaks informaton and take built-in spool, two loop pillar plug structures, the slide face flat seal of operation valve service portion adopts manual inclined wedge augmenting encapsulation scheme.
(8), system controlled by computer and detection system all adopt industrial automation vigour part, volume is little, function is strong, energy consumption is low, and stability and reliability height, has advantages such as high temperature resistance, anti-interference, long-life and anti-vibration simultaneously.
(9), the complete independent development of the employed Control Software of microcomputer control system, have independent intellectual property right, and need not to buy as operating system softwares such as Windows.
(10), the touch screen operation under the character reminding, discarded keyboard and mouse fully, the testing table operation is easy to learn and use, Control Software has the ability of the maloperation of preventing simultaneously.
(11), soft, the hardware resource of system all have sizable headspace and adopt modular design, has good upgrading extended capability.
(12), the micro-differential manometer of creationary employing has improved the precision of air-tight test greatly in testing table, change by the micro-pressure of measuring sealed gas circuit or chamber and atmospheric pressure and come between each gas circuit of detection by quantitative valve body or the chamber trace to sew.
Description of drawings
The utility model will illustrate that wherein: Fig. 1 is the product structure schematic diagram by example and with reference to the mode of accompanying drawing.Wherein: 1 pile-up valve group one, 2 pile-up valve groups two, 3 two-position three way magnetic valves, 4 2/2-way solenoid valves, 5 part air chambers to be detected, 6 two-position three way magnetic valves, 7 micro-differential manometers, 8 air cylinder connecting rods, 9 parts to be detected, 10 pressing plates, 11 cylinders, 12 two-position-five-way solenoid valves, 13 pressure regulator valves, 14 hand switch valves, 15 storage reservoir 10-60L, 16 pneumatic triple pieces.
Embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
Clamping in the logical design, box body class part need carry out design in proper order to two two-position five-way valves in side and top and bottom, has only the clamping that after top and bottom clamp, could implement the side, so very simply realized preventing misoperation, if clamp side elevation earlier, workpiece is toppled, do not reach seal request.
Adopt horizontal operation, clamp linkage assembly fast, pressing plate, urgent two sections portions, acceleration release portion, office subtract structures such as portion, supercharging portion, balanced portion, graduated release valve piston portion, non-return valve pocket, the valve pocket that leaks informaton and take built-in spool, two loop pillar plug structures, the slide face flat seal of operation valve service portion adopts manual inclined wedge augmenting encapsulation scheme.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (1)
1. railway brake valve body and similar parts micro-control air-tight test platform, it is characterized in that: this testing table comprise control system, fast clamp linkage assembly, pressing plate, urgent two sections portions, quicken release portion, office subtracts portion, supercharging portion, balanced portion, graduated release valve piston portion, non-return valve pocket, the valve pocket that leaks informaton, built-in spool, two loop pillar plug structure, operation valve service portion, the slide face flat seal of this operation valve service portion is manual inclined wedge augmenting sealing; Described control system is to use eight road general gas circuits, and its accuracy of detection is not less than 0.01kPa/60s; Working pressure is 700kPa, and the micro-control clamping sealing time is no more than 60 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020617173 CN201983913U (en) | 2010-11-22 | 2010-11-22 | Micro-control air tight test station of railway brake valve parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020617173 CN201983913U (en) | 2010-11-22 | 2010-11-22 | Micro-control air tight test station of railway brake valve parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201983913U true CN201983913U (en) | 2011-09-21 |
Family
ID=44611372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020617173 Expired - Lifetime CN201983913U (en) | 2010-11-22 | 2010-11-22 | Micro-control air tight test station of railway brake valve parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201983913U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102853975A (en) * | 2012-09-12 | 2013-01-02 | 沈阳北车西屋轨道制动技术有限公司 | Vacuum detection method and device for abraded surface leakage of slide valves of railway brake |
| CN102865979A (en) * | 2012-09-14 | 2013-01-09 | 四川制动科技股份有限公司 | Testing system and testing method for air tightness of main valve body component of 120 valve |
| CN103017985A (en) * | 2012-12-14 | 2013-04-03 | 唐山轨道客车有限责任公司 | Device, system and method for detecting air impermeability of high speed motor train unit spare braking system |
| CN103234718A (en) * | 2013-05-03 | 2013-08-07 | 南阳理工学院 | Performance testing system for air brake valve of tractor trailer |
| CN106353049A (en) * | 2016-07-21 | 2017-01-25 | 齐齐哈尔四达铁路设备有限责任公司 | Railway truck braking sliding valve airtightness tester |
| CN108757781A (en) * | 2018-06-14 | 2018-11-06 | 合肥长安汽车有限公司 | A kind of automobile drum brake clearance self-adjusting device |
| CN111512133A (en) * | 2017-12-27 | 2020-08-07 | 株式会社开滋 | Method for testing pressure resistance of pressure equipment such as valve, pressure resistance testing device therefor, and pressure equipment |
| CN112146821A (en) * | 2019-06-27 | 2020-12-29 | 深圳市理邦精密仪器股份有限公司 | Gas circuit board gas leakage detection method, device and equipment |
| CN112985707A (en) * | 2019-12-16 | 2021-06-18 | 中车唐山机车车辆有限公司 | Automatic car coupler and buffer device air tightness test method |
-
2010
- 2010-11-22 CN CN 201020617173 patent/CN201983913U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102853975A (en) * | 2012-09-12 | 2013-01-02 | 沈阳北车西屋轨道制动技术有限公司 | Vacuum detection method and device for abraded surface leakage of slide valves of railway brake |
| CN102853975B (en) * | 2012-09-12 | 2014-11-19 | 沈阳北车西屋轨道制动技术有限公司 | Vacuum detection method and device for abraded surface leakage of slide valves of railway brake |
| CN102865979B (en) * | 2012-09-14 | 2015-03-04 | 四川制动科技股份有限公司 | Testing system and testing method for air tightness of main valve body component of 120 valve |
| CN102865979A (en) * | 2012-09-14 | 2013-01-09 | 四川制动科技股份有限公司 | Testing system and testing method for air tightness of main valve body component of 120 valve |
| CN103017985A (en) * | 2012-12-14 | 2013-04-03 | 唐山轨道客车有限责任公司 | Device, system and method for detecting air impermeability of high speed motor train unit spare braking system |
| CN103017985B (en) * | 2012-12-14 | 2015-03-11 | 唐山轨道客车有限责任公司 | Device, system and method for detecting air impermeability of high speed motor train unit spare braking system |
| CN103234718A (en) * | 2013-05-03 | 2013-08-07 | 南阳理工学院 | Performance testing system for air brake valve of tractor trailer |
| CN103234718B (en) * | 2013-05-03 | 2015-02-11 | 南阳理工学院 | Performance testing system for air brake valve of tractor trailer |
| CN106353049A (en) * | 2016-07-21 | 2017-01-25 | 齐齐哈尔四达铁路设备有限责任公司 | Railway truck braking sliding valve airtightness tester |
| CN111512133A (en) * | 2017-12-27 | 2020-08-07 | 株式会社开滋 | Method for testing pressure resistance of pressure equipment such as valve, pressure resistance testing device therefor, and pressure equipment |
| CN111512133B (en) * | 2017-12-27 | 2023-11-21 | 株式会社开滋 | Pressure-proof inspection method for pressure equipment such as valve |
| CN108757781A (en) * | 2018-06-14 | 2018-11-06 | 合肥长安汽车有限公司 | A kind of automobile drum brake clearance self-adjusting device |
| CN112146821A (en) * | 2019-06-27 | 2020-12-29 | 深圳市理邦精密仪器股份有限公司 | Gas circuit board gas leakage detection method, device and equipment |
| CN112985707A (en) * | 2019-12-16 | 2021-06-18 | 中车唐山机车车辆有限公司 | Automatic car coupler and buffer device air tightness test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201983913U (en) | Micro-control air tight test station of railway brake valve parts | |
| CN201075051Y (en) | Apparatus for detecting leakage of sealing article | |
| CN102865979B (en) | Testing system and testing method for air tightness of main valve body component of 120 valve | |
| CN106706234B (en) | Device and method for detecting vehicle proportional relay valve | |
| CN103308254B (en) | A kind of oil cooler dry test method for testing leak tightness and device thereof | |
| CN104236826A (en) | Bagged product tightness detection device and method | |
| CN108151985A (en) | A kind of external pressure direct pressure closing test device for air tightness | |
| CN206638397U (en) | A kind of batteries of electric automobile bag air-tightness detection device | |
| CN205909986U (en) | It reveals automatic test equipment to be used for detecting valve class part | |
| CN206804242U (en) | Intermediate of brake valve air-leakage test experimental bench | |
| CN203053811U (en) | Isothermal adsorption/desorption experimental device for danks | |
| CN105313917B (en) | EMU and the double diaphragm plate relay valves of city rail vehicle | |
| CN202018370U (en) | Micro differential pressure type full-automatic gas meter airtightness detecting system | |
| CN213422563U (en) | Device applied to packaging micro-leakage detection | |
| CN203024946U (en) | Gas circuit system of air-leakage detector | |
| CN219589873U (en) | Pneumatic micro-leakage tester | |
| CN204881993U (en) | A gas tightness detection device for 120 valves | |
| CN208505551U (en) | A kind of solenoid valve air-tight test closed system | |
| CN109374305A (en) | A kind of MTU956 diesel engine main valve Performance Test System and its test method | |
| CN203083816U (en) | Device for testing performance of automobile brake master cylinder | |
| CN204116036U (en) | Wheelchair static test of pressure machine | |
| CN208171536U (en) | A kind of external pressure direct pressure closing test device for air tightness | |
| CN204788913U (en) | Pressure relief valve calibration equipment | |
| CN202648894U (en) | Tightness test equipment | |
| CN101871835B (en) | On-line high-pressure tightness testing method for brake caliper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 620010 Sichuan city of Meishan province Sichuan Meishan science and Technology Industrial Park Road business center room 206 Patentee after: Meisha Zhongke Brake Technology Co., Ltd. Address before: 620010 Sichuan city of Meishan province Sichuan Meishan science and Technology Industrial Park Road business center room 206 Patentee before: Sichuan Brake Science and Technology Co. Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110921 |
|
| CX01 | Expiry of patent term |