CN202547894U - Valve tightness detecting system - Google Patents
Valve tightness detecting system Download PDFInfo
- Publication number
- CN202547894U CN202547894U CN2012201329436U CN201220132943U CN202547894U CN 202547894 U CN202547894 U CN 202547894U CN 2012201329436 U CN2012201329436 U CN 2012201329436U CN 201220132943 U CN201220132943 U CN 201220132943U CN 202547894 U CN202547894 U CN 202547894U
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- clamping
- valve
- detection
- frock clamp
- clamping device
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Abstract
The utility model provides a valve tightness detecting system comprising a support rack, wherein the support rack is provided with a clamping mechanism used for clamping a part to be tested; the clamping mechanism is installed on a tooling board and connected with inflation simulation detection equipment; the detecting system also comprises a water tank which is installed on the support rack and positioned below the clamping mechanism; the clamping mechanism is installed on a tooling clamp which is installed on a lifting driving mechanism; and the lifting driving mechanism is used for driving the frock clamp to move up and down and installed on the support rack. The valve tightness detecting system can avoid repeated detection, and is high in production efficiency.
Description
Technical field
The utility model relates to the impermeability detection system of impermeability detection range, especially the multi-cavity body water swivel of technical grade or civilian middle-size and small-size valve of level or water swivel.
Background technology
In the manufacture process of valve products, impermeability is one of its most important quality index.Therefore, the air tightness detection equipment/system of this series products is the basic production equipment of relevant enterprise.
Present detection method mainly contains " range estimation (bubble) method ", " inflation simulation (pressure variation) method " and " special chemical gas tracer method " etc.Adopt the testing equipment of range estimation (bubble) method simple, cost is low, only need to inflate, soak or smear soap lye, observe bubble to confirm the impermeability of valve, also be the method that generally adopts; Adopt inflation simulation (pressure variations) method need adopt indicating instrument or the microcontroller etc. of pressure transducer, the pressure variation of specialty, belong to professional production equipment, cost is higher, for example proving installation; Adopt special chemical gas tracer method, use cost is higher, and may influence workers ' health, even cause environmental pollution, this method is abandoned gradually.
Contrast preceding two kinds of detection methods, be, not only can confirm measured piece (valve) impermeability by the great advantage of range estimation (bubble) method that extensively adopts, its leak source that can also confirm, but the artificial visually examine can bring erroneous judgement, causes the product yield that dispatches from the factory to descend.In addition, when adopting this method, between source of the gas and the measured piece link exist artificial uncertain turn round around, cause its sealing to descend easily, also can bring erroneous judgement; Adopt the professional pick-up unit of inflation simulation (pressure variations) method can avoid judging by accident, but be not sure of the leak source of the relatively poor product of impermeability, make this series products duplicate detection of manufacture process again, production efficiency is lower.
Summary of the invention
Have duplicate detection, shortcoming that production efficiency is lower in order to overcome existing valve air-tightness detection device, the utility model provides a kind of duplicate detection, higher valve impermeability detection system of production efficiency avoided.
The utility model solves the technical scheme that its technical matters adopted:
A kind of valve impermeability detection system comprises frames, and the clamping device in order to the clamping measured piece is installed on the said frames; Said clamping device is installed on the frock plate; Be connected with inflation analog detection unit on the said clamping device, said detection system also comprises water tank, and said water tank is installed on the frames; Said water tank is positioned at the below of said clamping device; Said clamping device is installed on the frock clamp, and said frock clamp is installed on the lift drive mechanism that moves up and down in order to the drive frock clamp, and said lift drive mechanism is installed on the frames.
Further, install adjustment crossbeam on the said frock clamp is installed clamping cylinder on the said adjusting crossbeam, and said clamping cylinder is positioned at the top of said clamping device.
Further again, said lift drive mechanism comprises the driving cylinder, and the expansion link of said driving cylinder is fixedly connected with said frock clamp.
Said inflation analog detection unit all is connected with computer control system with lift drive mechanism.
At least two cover clamping mechanisms are installed, an inflation of every cover clamping mechanism's configuration analog detection unit, a lift drive mechanism and a computer control system on the said frames.
Described computer control system is connected with autonomous power supply system.
A kind of valve impermeability detection system that the utility model provided not only can adopt inflation simulation (pressure variation) method to detect the impermeability of valve, also can adopt range estimation (bubble) method further to confirm the leak source of valve.Therefore, characterization processes comprises 4 stages: the preparatory stage is detected in (1).Operating personnel are installed measured piece additional and are sent startup command; (2) gas is surveyed the stage.The control operation platform is in the water tank top, adopts inflation simulation (pressure variation) method to detect the impermeability of measured piece; (3) water is surveyed the stage.Operator's console is in water tank inside, adopts range estimation (bubble) method to confirm the leak source of valve; (4) testing result indication, demonstration and detection of end stage.Automatically show, preserve testing result, operating personnel send the detection of end order, and the measured piece of backing off.Wherein the water stage of surveying can shield artificially, even allow water to survey the stage artificially, if the testing result of certain measured piece in (2) stage is qualified, then skips water automatically and surveys the stage.Its objective is and enhance productivity, also avoid specification product immersions and influence surface quality.
The beneficial effect of the utility model mainly shows: the advantage that has range estimation (bubble) method and inflation simulation (pressure variation) method concurrently; Whether impermeability quality that can not only the fast detecting product is qualified; Also be convenient to operating personnel and detect the also leak source of mark substandard product, improve this series products efficient of manufacture process again.
Fig. 1 is the described monitor station of a utility model mechanism front elevation.
Fig. 2 is the described monitor station mechanism side of a utility model view.
Fig. 3 is described COMPUTER DETECTION of the utility model and control system.
Fig. 4 is the process chart of the described a kind of valve impermeability detection system of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified
With reference to Fig. 1～Fig. 4; A kind of valve impermeability detection system; Comprise a frames (201) with three independences but identical detection station (103,104 and 105), each mechanism of detecting station is mainly by frames (201), movably clamping device (207) and frock plate (208) thereof, the water tank (210) of frock clamp (203) and supporting mechanism (202) thereof, measured piece (206) are formed.
Described removable frock clamp (203) but a manual adjustments is arranged, the crossbeam (204) that can lock and two clamping cylinders (205), these two cylinders are used to retrain the measured piece upper-lower position.Described removable frock clamp (203) mainly is made up of closed slide (107), entablature (108) and sill (113), and they constitute a body structure to guarantee the intensity of frock clamp.Described measured piece clamping device (207) and frock plate (208) thereof are fixed on the bottom of removable frock clamp (203), form whole frock clamp, and control system is through the control to cylinder (109) reversal valve, and then it is upper and lower mobile to control whole frock clamp.The two ends of closed slide (107) are separately installed with necessary limit switch, move in allowed band to guarantee frock clamp.
Described water tank (105 or 210) is positioned at the below of operator's console (209); The water tank degree of depth is a bit larger tham the displacement of frock clamp, can measured piece (206) be submerged in the water together with its clamping device (207) and frock plate fully through lift drive mechanism to guarantee aforesaid (3) detection step.
The necessary button/switch of operation is installed on the described operator's console (209), comprises detection starting, withdraw from button/switch such as detection, emergency stop.
The top of described operator's console (209) is equipped with man-machine interface (101) and the status indicator lamp (comprise run indicator (110), the defective alarm lamp of current detection result (111) and detect qualified pilot lamp (112)) that reflects testing process and embedded computer control system running status in the appropriate location of monitor station supporting mechanism (202).At non-detection status, described man-machine interface (101) is used for setup parameter value, environment value etc., and when detected state, is used to show detection progress, testing result, and the operation information of system.
The top of described monitor station mechanism (201) is equipped with bleed pressure table (102) and output pressure manual modulation valve (106), and the user can suitably select the source of the gas output pressure according to the characteristic and the environment value of measured piece.
In the described valve impermeability detection of the utility model is identical, adopts three independences but identical detection station (103,104 and 105), and adopt three to overlap independently electric power system.Its purpose is, when certain station broke down, other station still can operate as normal, normally do not move even if also do not influence other station when keeping in repair certain station, do not influence output when guaranteeing system's local fault as far as possible.
As shown in Figure 3.Described COMPUTER DETECTION of the utility model and control system are mainly overlapped independently embedded computer system (302,303 and 304) by a monitoring host computer (301) and three and are formed.Described three overlap and independently adopt COM to be connected between the embedded computer system (302,303 and 304) and monitoring host computer (301); Monitoring host computer (301) can receive the information such as detection production run, system running state, parameter value and environment value from each embedded computer control system; And preserve, show, add up these information, so that the Production Supervisor grasps the Workshop Production situation.
Described three overlap independently embedded computer control system (302,303 and 304) controls one respectively and detects station, and every suit embedded computer control system comprises: independently power supply (311), embedded computer board (312) and necessary some pressure transducers (313), necessary some action buttons and limit switch (314), running LED (315) and man-machine interface (316).Described embedded computer board (312) has COM, can with monitoring host computer (301) communication.Described pressure transducer (313) is installed in respectively in gas circuit and the water route, is used to detect charge pressure, the molten cavity pressure of tested valve, water system pressure etc.Described action button and limit switch (314) are installed in the appropriate location of monitor station mechanism (201) respectively; Mainly comprise manually start detection, withdraw from detection, the emergency stop button; Retrain the limit switch of effective moving range of removable frock clamp, and the water level detection switch of water tank etc.These action buttons are used for operating personnel and import operating instruction, and limit switch is to guarantee system safety operation.
The work/process flow process of the described a kind of valve impermeability detection system of the utility model is as shown in Figure 4.Described work/process flow process is divided into 4 stages: the preparatory stage is detected in (1).Operating personnel are installed measured piece additional and are sent startup command; (2) gas is surveyed the stage.The control operation platform is in the water tank top, adopts inflation simulation (pressure variation) method to detect the impermeability of measured piece; (3) water is surveyed the stage.Operator's console is in water tank inside, adopts range estimation (bubble) method to confirm the leak source of valve; (4) testing result indication, demonstration and detection of end stage.Automatically show, preserve testing result, operating personnel send the detection of end order, and the measured piece of backing off.
As shown in Figure 4.For (when inflation detected, air leakage was near aeration quantity) and the extraordinary measured piece of airtight character amount of the non-constant of impermeability quality, only needing inflation to detect is its testing result of decidable.For the former, in predetermined inflationtime (parameter value), its molten cavity pressure does not reach setting value (parameter value), explains that its gas leakage is serious, or the non-constant of impermeability.For the latter, after being inflated to set pressure, and keep in the stipulated time (parameter value), its air leakage meets predetermined value (parameter value), explains that then its impermeability is up-to-standard.
As shown in Figure 4.For impermeability second-rate (when inflation detects; Air leakage is much smaller than aeration quantity) measured piece; Naked eyes be difficult for to observe are confirmed its leak source, but this series products often can be able to repair (like the repairing weld seam etc.) through manufacturings/processing again, and the user can confirm its leak source through aforesaid (3) detection step; And mark it, and then shorten the cycle that this series products is made/processed.
The described a kind of valve impermeability detection system of the utility model adopts COMPUTER DETECTION and control system; And operation parameterization with the configurable Control Software of environment value; Person easy to use is provided with these parameter values and environment value according to the specific product quality requirement, satisfies the detection of the middle-size and small-size valve products of different quality grade.
Claims (6)
1. a valve impermeability detection system comprises frames, and the clamping device in order to the clamping measured piece is installed on the said frames; Said clamping device is installed on the frock plate; Be connected with inflation analog detection unit on the said clamping device, it is characterized in that: said detection system also comprises water tank, and said water tank is installed on the frames; Said water tank is positioned at the below of said clamping device; Said clamping device is installed on the frock clamp, and said frock clamp is installed on the lift drive mechanism that moves up and down in order to the drive frock clamp, and said lift drive mechanism is installed on the frames.
2. valve impermeability detection system as claimed in claim 1 is characterized in that: install adjustment crossbeam on the said frock clamp, on the said adjusting crossbeam clamping cylinder is installed, and said clamping cylinder is positioned at the top of said clamping device.
3. according to claim 1 or claim 2 valve impermeability detection system, it is characterized in that: said lift drive mechanism comprises the driving cylinder, the expansion link of said driving cylinder is fixedly connected with said frock clamp.
4. according to claim 1 or claim 2 valve impermeability detection system, it is characterized in that: said inflation analog detection unit all is connected with computer control system with lift drive mechanism.
5. valve impermeability detection system as claimed in claim 4; It is characterized in that: at least two cover clamping mechanisms are installed, an inflation of every cover clamping mechanism's configuration analog detection unit, a lift drive mechanism and a computer control system on the said frames.
6. valve impermeability detection system as claimed in claim 5, it is characterized in that: described computer control system is connected with autonomous power supply system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201329436U CN202547894U (en) | 2012-03-31 | 2012-03-31 | Valve tightness detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201329436U CN202547894U (en) | 2012-03-31 | 2012-03-31 | Valve tightness detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202547894U true CN202547894U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201329436U Expired - Fee Related CN202547894U (en) | 2012-03-31 | 2012-03-31 | Valve tightness detecting system |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542985A (en) * | 2013-11-06 | 2014-01-29 | 太仓浩湖五金制品有限公司 | Rapid detector for air tightness of a plurality of tires |
| CN103674449A (en) * | 2013-11-14 | 2014-03-26 | 姚柳园 | Intelligent water distributor detection equipment |
| CN104296928A (en) * | 2014-05-20 | 2015-01-21 | 安徽高德韦尔精密部件有限公司 | PU valve airtightness detection device |
| CN105043675A (en) * | 2015-09-11 | 2015-11-11 | 王国良 | Ball valve gas tightness test apparatus |
| CN105136410A (en) * | 2015-09-11 | 2015-12-09 | 王国良 | Valve internal air tightness pre-detection device |
| CN105181273A (en) * | 2015-09-11 | 2015-12-23 | 王国良 | Ball valve detection equipment |
| CN105181274A (en) * | 2015-09-11 | 2015-12-23 | 王国良 | Ball valve sealing test machine |
| CN106033019A (en) * | 2015-03-12 | 2016-10-19 | 浙江波士特机械有限公司 | Test bench for quick connector |
| CN106918429A (en) * | 2017-03-27 | 2017-07-04 | 中山市优胜电子科技有限公司 | A kind of full-automatic air-tightness test machine of valve body |
| CN107543669A (en) * | 2017-08-22 | 2018-01-05 | 浙江优模新材料科技有限公司 | A kind of equipment for detecting automobile batteries radiator items seal |
| CN107621341A (en) * | 2017-08-22 | 2018-01-23 | 浙江优模新材料科技有限公司 | A kind of method for detecting automobile batteries radiator items seal |
| CN108332916A (en) * | 2018-01-16 | 2018-07-27 | 浙江福林国润汽车零部件有限公司 | A kind of fuel tank leakproofness detects warning system automatically |
| CN112556942A (en) * | 2020-12-17 | 2021-03-26 | 英德奥克莱电源有限公司 | Storage battery air tightness detection device |
-
2012
- 2012-03-31 CN CN2012201329436U patent/CN202547894U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542985A (en) * | 2013-11-06 | 2014-01-29 | 太仓浩湖五金制品有限公司 | Rapid detector for air tightness of a plurality of tires |
| CN103674449A (en) * | 2013-11-14 | 2014-03-26 | 姚柳园 | Intelligent water distributor detection equipment |
| CN103674449B (en) * | 2013-11-14 | 2018-01-02 | 姚柳园 | Intelligent water distributor detection equipment |
| CN104296928A (en) * | 2014-05-20 | 2015-01-21 | 安徽高德韦尔精密部件有限公司 | PU valve airtightness detection device |
| CN106033019A (en) * | 2015-03-12 | 2016-10-19 | 浙江波士特机械有限公司 | Test bench for quick connector |
| CN105043675A (en) * | 2015-09-11 | 2015-11-11 | 王国良 | Ball valve gas tightness test apparatus |
| CN105181274A (en) * | 2015-09-11 | 2015-12-23 | 王国良 | Ball valve sealing test machine |
| CN105181273A (en) * | 2015-09-11 | 2015-12-23 | 王国良 | Ball valve detection equipment |
| CN105136410A (en) * | 2015-09-11 | 2015-12-09 | 王国良 | Valve internal air tightness pre-detection device |
| CN106918429A (en) * | 2017-03-27 | 2017-07-04 | 中山市优胜电子科技有限公司 | A kind of full-automatic air-tightness test machine of valve body |
| CN107543669A (en) * | 2017-08-22 | 2018-01-05 | 浙江优模新材料科技有限公司 | A kind of equipment for detecting automobile batteries radiator items seal |
| CN107621341A (en) * | 2017-08-22 | 2018-01-23 | 浙江优模新材料科技有限公司 | A kind of method for detecting automobile batteries radiator items seal |
| CN108332916A (en) * | 2018-01-16 | 2018-07-27 | 浙江福林国润汽车零部件有限公司 | A kind of fuel tank leakproofness detects warning system automatically |
| CN112556942A (en) * | 2020-12-17 | 2021-03-26 | 英德奥克莱电源有限公司 | Storage battery air tightness detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20150331 |
|
| EXPY | Termination of patent right or utility model |