CN205038027U - Blast pipe welding quality gas tightness detecting system - Google Patents
Blast pipe welding quality gas tightness detecting system Download PDFInfo
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- CN205038027U CN205038027U CN201520664196.4U CN201520664196U CN205038027U CN 205038027 U CN205038027 U CN 205038027U CN 201520664196 U CN201520664196 U CN 201520664196U CN 205038027 U CN205038027 U CN 205038027U
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Abstract
The utility model discloses a blast pipe welding quality gas tightness detecting system belongs to the pipe fitting welding and detects technical field. The utility model discloses a stop valve, air cleaner, clamping mechanism, inflate mechanism and pressure sensor, clamping mechanism includes first solenoid valve, second solenoid valve, first cylinder, inflates jar and second cylinder, and air cleaner's output links to each other with first cylinder and second cylinder respectively, is provided with first solenoid valve and second solenoid valve between two cylinders and air cleaner's the output respectively, and the piston rod terminus of two cylinders all is provided with and inflates the jar, inflating the mechanism and including the air -vent valve, inflate the gentle check valve of controlling of solenoid valve, air cleaner's output is controlled the check valve with air -vent valve gentleness in proper order and is linked to each other, is provided with between gas accuse check valve and air cleaner's the output and inflates the solenoid valve, and gas is controlled the check valve and inflate the jar continuously. The utility model discloses a predominant use realizes simple and convenient, high efficiency, high -quality detection to blast pipe welding quality.
Description
Technical field
The utility model relates to pipe fitting welding detection technique field, in particular, relates to a kind of gas outlet welding quality air tightness detection system.
Background technology
Gas outlet is installed between engine exhaust and sound suppressor, makes whole exhaust system be Flexible spacecraft, thus plays vibration and noise reducing, the convenient effect of installing and extending the exhausting silencer system life-span.Gas outlet is mainly used in Light-duty Vehicle, minicar, passenger vehicle and motorcycle; Exhaust pipe structure covers wire sets outside double-ply bellows, the structure of two ends straight section overcoat snap ring, and for making soundproof effect better, bellows interior can join telescopic joint or net; The main material of gas outlet is stainless steel, and cutting ferrule and adapter material can be stainless steel or aluminum-plated steel.
The current domestic automobile industry gas outlet overwhelming majority adopts roll of steel plate weldering to form, and automobile exhaust pipe welding quality directly affects usability, the serviceable life of automobile, environmental pollution and noise level, in order to ensure impermeability and the reliability of the gas outlet after welding, gas outlet after welding processing needs to carry out air-leakage test, there is mishap in causing to prevent weld sealing not good using, lack that a kind of energy is easy in the market, high-level efficiency, the system of air-leakage test of in high quality automobile exhaust pipe welding quality being carried out.
Through patent retrieval, existing correlation technique is open at present, such as Chinese Patent Application No.: 201220347776.7, the applying date: on 07 18th, 2012, invention and created name is: the air-tightness detection device of belt with pre-load device supervisor and conduit weld, this application case discloses the air-tightness detection device of belt with pre-load device supervisor and conduit weld, comprise a workbench, described workbench is provided with locating device for locate by supervisor with conduit integrally welded weld body, for blocking 3 plugs of welding body 3 mouths of pipe on described workbench, wherein a plug is inserted with the high-pressure air pipe for logical gases at high pressure, wherein another plug is provided with pressure transducer, described pressure transducer and one is connected for the tensimeter showing pressure, this device can detect the impermeability of belt with pre-load device supervisor and conduit weld accurately, eliminate underproof product, guarantee the normal guard work of securing band, but this application case cannot be applied to the air-leakage test of automobile exhaust pipe welding quality.
Chinese Patent Application No.: 200610149800.5, the applying date: on November 27th, 2006, invention and created name is: a kind of checkout equipment for testing product sealing and detection method, this application case discloses a kind of checkout equipment for testing product sealing and detection method, comprise seal, there is path, for sealing the opening of product to be measured and making the sealing of product to be measured part to be measured and communication; Solenoid valve, its one end and communication, for being communicated with or turning off the fluid supply to path; Pick-up unit, is connected with path, for the hydrodynamic pressure in detection path, and pressure sensing result is sent to control device; Control device, be electrically connected with pick-up unit and solenoid valve, for the opening and closing of Controlling solenoid valve, receive the pressure sensing result sent by pick-up unit, determine whether the pressure change in predetermined amount of time inner gateway under sealing state exceedes predetermined boudoir value, obtains the result of determination whether sealing of product to be measured is qualified thus.Described leak-testing apparatus can detect the sealing of product to be measured exactly, and detection efficiency is high simultaneously, can meet in enormous quantities, high efficiency production requirement, but this application case complex structure, operation is loaded down with trivial details.
Utility model content
1. the utility model technical matters that will solve
The purpose of this utility model is to overcome the precision of welding quality air-leakage test and the deficiency of stability thereof in prior art, provide a kind of gas outlet welding quality air tightness detection system, this air tightness detection system detects the welding quality of gas outlet by the method for pressure control loop, adopt the technical solution of the utility model, easy, high-level efficiency, the high quality detection of gas outlet welding quality can be realized.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
A kind of gas outlet welding quality air tightness detection system of the present utility model, comprise stop valve and air strainer, the output terminal of described stop valve is connected with the input end of air strainer, also comprises clamp system, inflation mechanism and pressure transducer;
Described clamp system comprises the first solenoid valve, the second solenoid valve, the first cylinder, pneumatic cylinder and the second cylinder, the output terminal of described air strainer respectively with the first cylinder and the second cylinders, the first solenoid valve is provided with between this first cylinder and output terminal of air strainer, the second solenoid valve is provided with between this second cylinder and output terminal of air strainer, the first described cylinder and the second cylinder all comprise a piston rod, and the end of two-piston bar is provided with pneumatic cylinder;
Described inflation mechanism comprises pressure regulator valve, inflation solenoid valve and gas control retaining valve, the output terminal of described air strainer is connected with gas control retaining valve with pressure regulator valve successively, inflation solenoid valve is provided with between this gas control retaining valve and output terminal of air strainer, the pneumatic cylinder that described gas control retaining valve is arranged with two-piston bar end respectively by gas ducting is connected, and this gas ducting is provided with pressure transducer.
Furthermore, described pressure regulator valve is overflow reduction valve.
Furthermore, tensimeter is provided with between described pressure regulator valve and gas control retaining valve.
Furthermore, the input end of described stop valve is connected with source of the gas.
3. beneficial effect
The technical scheme adopting the utility model to provide, compared with prior art, has following beneficial effect:
(1) a kind of gas outlet welding quality air tightness detection system of the present utility model, its clamp system and inflation mechanism structure is simple, compact, strong adaptability, realizes easy, high-level efficiency, high quality detection to gas outlet welding quality.
(2) a kind of gas outlet welding quality air tightness detection system of the present utility model, utilizes pressurized air as the energy to transmit force and motion, both free from environmental pollution, and easy to operate, greatly increases work efficiency.
(3) a kind of gas outlet welding quality air tightness detection system of the present utility model, by easy, high-level efficiency, high quality detection to gas outlet welding quality, to realize the up to standard of gas outlet welding quality, meet producer's requirement, thus improve usability and the serviceable life of automobile, reduce environmental pollution and noise level simultaneously.
(4) the utility model reasonable in design, principle is simple, is convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of gas outlet welding quality air tightness detection system of the present utility model.
Label declaration in schematic diagram: 1, stop valve; 2, air strainer; 3, the first solenoid valve; 4, the second solenoid valve; 5, pressure regulator valve; 6, solenoid valve is inflated; 7, the first cylinder; 8, pneumatic cylinder; 9, the second cylinder; 10, pressure transducer; 11, gas control retaining valve.
Embodiment
For understanding content of the present utility model further, by reference to the accompanying drawings the utility model is described in detail.
Embodiment 1
Composition graphs 1, a kind of gas outlet welding quality air tightness detection system of the present embodiment, comprise stop valve 1 and air strainer 2, the input end of the stop valve 1 in the present embodiment is connected with source of the gas, the output terminal of described stop valve 1 is connected with the input end of air strainer 2, also comprises clamp system, inflation mechanism and pressure transducer 10.
Described clamp system comprises the first solenoid valve 3, second solenoid valve 4, first cylinder 7, pneumatic cylinder 8 and the second cylinder 9, the output terminal of described air strainer 2 is connected with the second cylinder 9 with the first cylinder 7 respectively, the first solenoid valve 3 is provided with between this first cylinder 7 and output terminal of air strainer 2, the second solenoid valve 4 is provided with between this second cylinder 9 and output terminal of air strainer 2, the first described cylinder 7 and the second cylinder 9 all comprise a piston rod, and the end of two-piston bar is provided with pneumatic cylinder 8.
Described inflation mechanism comprises pressure regulator valve 5, inflation solenoid valve 6 and gas control retaining valve 11, pressure regulator valve 5 in the present embodiment is overflow reduction valve, the output terminal of described air strainer 2 is connected with gas control retaining valve 11 with pressure regulator valve 5 successively, tensimeter is provided with between pressure regulator valve 5 in the present embodiment and gas control retaining valve 11, be provided with between this gas control retaining valve 11 and output terminal of air strainer 2 and inflate solenoid valve 6, the pneumatic cylinder 8 that described gas control retaining valve 11 is arranged with two-piston bar end respectively by gas ducting is connected, this gas ducting is provided with pressure transducer 10.
After Workpiece clamping, pneumatic cylinder 8 starts inflation, stops inflation, by the confined gas of certain pressure value in the tube, meet the requirements of air pressure rapidly to accelerate pipe fitting air pressure therefore add a pressure regulator valve 5 after reaching certain pressure.Specific operation process is as shown in the pressure control loop in Fig. 1, first produce pressurized air by compressed air source unit, after treatment, give the first cylinder 7 respectively, second cylinder 9 and pneumatic cylinder 8 air feed, when equipment presses start button, workpiece seals by the first solenoid valve 3 and the second solenoid valve 4 synchronization action, after completing Deng sealing action, inflation solenoid valve 6 starts action, gas control retaining valve 11 is opened, just inflate to pneumatic cylinder 8 by gas control retaining valve 11 through the adjusted high pressure of pressure regulator valve 5, after in cylinder, gas reaches set pressure, inflation solenoid valve 6 dead electricity quits work, reach certain pressure to be worth gas to be just sealed in pipe fitting having suffered, just the quality of pipe fitting welding can be detected within a certain period of time by pressure change in pressure transducer 10.
Schematically above be described the utility model and embodiment thereof, this description does not have restricted, and also just one of the embodiment of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (4)
1. a gas outlet welding quality air tightness detection system, comprise stop valve (1) and air strainer (2), the output terminal of described stop valve (1) is connected with the input end of air strainer (2), it is characterized in that: also comprise clamp system, inflation mechanism and pressure transducer (10);
Described clamp system comprises the first solenoid valve (3), second solenoid valve (4), first cylinder (7), pneumatic cylinder (8) and the second cylinder (9), the output terminal of described air strainer (2) is connected with the second cylinder (9) with the first cylinder (7) respectively, the first solenoid valve (3) is provided with between this first cylinder (7) and output terminal of air strainer (2), the second solenoid valve (4) is provided with between this second cylinder (9) and output terminal of air strainer (2), described the first cylinder (7) and the second cylinder (9) all comprise a piston rod, the end of two-piston bar is provided with pneumatic cylinder (8),
Described inflation mechanism comprises pressure regulator valve (5), inflation solenoid valve (6) and gas control retaining valve (11), the output terminal of described air strainer (2) is connected with gas control retaining valve (11) with pressure regulator valve (5) successively, be provided with between this gas control retaining valve (11) and output terminal of air strainer (2) and inflate solenoid valve (6), the pneumatic cylinder (8) that described gas control retaining valve (11) is arranged with two-piston bar end respectively by gas ducting is connected, and this gas ducting is provided with pressure transducer (10).
2. a kind of gas outlet welding quality air tightness detection system according to claim 1, is characterized in that: described pressure regulator valve (5) is overflow reduction valve.
3. a kind of gas outlet welding quality air tightness detection system according to claim 1, is characterized in that: be provided with tensimeter between described pressure regulator valve (5) and gas control retaining valve (11).
4. a kind of gas outlet welding quality air tightness detection system according to claim 1 or 2 or 3, is characterized in that: the input end of described stop valve (1) is connected with source of the gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520664196.4U CN205038027U (en) | 2015-08-31 | 2015-08-31 | Blast pipe welding quality gas tightness detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520664196.4U CN205038027U (en) | 2015-08-31 | 2015-08-31 | Blast pipe welding quality gas tightness detecting system |
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| Publication Number | Publication Date |
|---|---|
| CN205038027U true CN205038027U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520664196.4U Active CN205038027U (en) | 2015-08-31 | 2015-08-31 | Blast pipe welding quality gas tightness detecting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628312A (en) * | 2015-12-30 | 2016-06-01 | 芜湖恒耀汽车零部件有限公司 | Exhaust pipe welding quality airtightness detection system |
-
2015
- 2015-08-31 CN CN201520664196.4U patent/CN205038027U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628312A (en) * | 2015-12-30 | 2016-06-01 | 芜湖恒耀汽车零部件有限公司 | Exhaust pipe welding quality airtightness detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180305 Address after: No. 17 stone road 400000 Chongqing Dadukou District (Bridge Industrial Park C District No. thirty-fifth standard factory floor) Patentee after: PIL Yi (Chongqing) Auto Parts Co., Ltd. Address before: 241000 Anhui city of Wuhu province Wuhu City Jiujiang Development Zone prosperous road No. 59 Patentee before: Wuhu Hengyao Automobile Auto Spare Parts Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190715 Address after: Room 808, 275-8 Guoding East Road, Yangpu District, Shanghai 200082-01 Patentee after: Shanghai Punbao Group Co., Ltd. Address before: No. 17 Shilin Avenue, Dadukou District, Chongqing 400000 (Bottom Floor of Standard Factory Building, Area C, Jianqiao Industrial Park) Patentee before: PIL Yi (Chongqing) Auto Parts Co., Ltd. |
|
| TR01 | Transfer of patent right |