CN203053653U - Conical surface air tightness detection device - Google Patents
Conical surface air tightness detection device Download PDFInfo
- Publication number
- CN203053653U CN203053653U CN2013200172206U CN201320017220U CN203053653U CN 203053653 U CN203053653 U CN 203053653U CN 2013200172206 U CN2013200172206 U CN 2013200172206U CN 201320017220 U CN201320017220 U CN 201320017220U CN 203053653 U CN203053653 U CN 203053653U
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- conical surface
- air
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- connection block
- work stage
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Abstract
The utility model discloses a conical surface air tightness detection device, comprising an upper support plate and a control air circuit. The upper support plate is connected with a pedestal, a workpiece table is arranged on the pedestal, a connection base is arranged above the workpiece table, the connection base is fixedly connected with a connector of an air cylinder on the upper support plate, a slide bar is in clearance fit with the connection base and can move up and down, and a spring is mounted between the slide bar and the air cylinder connector; the control air circuit comprises an air source, the air source is connected with a pressure regulating valve and a measurement solenoid valve and is further connected with an air inlet, the air inlet is arranged on the workpiece table, a workpiece with conical surface is tightly pressed between the workpiece table and the connection base, the air inlet is communicated with the workpiece with conical surface through a channel of the workpiece table, the slide bar is provided with a vent groove, the workpiece with conical surface is communicated with an air outlet through the vent groove, the air outlet is arranged on the connection base and is connected in an external water tank through an air pipe, the conical surface of the workpiece with conical surface is upward, and a measuring ball is placed on the conical surface of the workpiece with conical surface. The conical surface air tightness detection device solves the problem of detecting the conical surface air tightness for the element with conical surface.
Description
Technical field
The utility model relates to a kind of air-tightness detection device, is specifically related to the conical surface of band conical surface workpiece is carried out the device that impermeability detects.
Background technology
In actual applications, there are a lot of products all sealing to be had higher requirements, traditional method for conducting leak test is to adopt the visual bubble method of immersion or gas inspection method, the former is behind the injection pressure air of product closed region, again with in the whole immersion of the product water, whether there is bubble to judge the sealing of product by observing, and can remedy according to the particular location inspection that bubble is emerged, the latter forms an enclosed cavity in product, in this enclosed cavity, inject gases at high pressure then, again by measuring the impermeability whether air pressure in this enclosed cavity descends to judge product, yet the isolated plant that above-mentioned two kinds of methods all detect less than the impermeability at the conical surface of being with conical surface product, and some product should not directly immerse in the water, some product be difficult to form an enclosed cavity, therefore traditional air-tightness detection method and be not suitable for detecting with the conical surface impermeability of conical surface product.In the prior art, there is the conical surface to band conical surface product to carry out the indirect method that impermeability is judged, measure conical surface circularity such as adopting roundness measuring equipment, by detecting the crudy of the conical surface, judge its impermeability indirectly, but this method is difficult to the little conical surface of real work position dimension is detected, amplify by projector in addition in the prior art, crudy by the naked-eye observation conical surface again, judge its impermeability indirectly, but the human factor influence is bigger in this method, and accuracy of detection is not objective, and efficient is lower.
The utility model content
The applicant improves at above-mentioned shortcoming of the prior art, and a kind of conical surface air-tightness detection device is provided, and its impermeability that has solved the conical surface that has conical surface part detects problem, the detection efficiency height, and simple in structure.
The technical solution of the utility model is as follows:
A kind of conical surface air-tightness detection device comprises support, and described support is formed by connecting by pillar by upper supporting plate and base, and base is provided with work stage; The work stage top is provided with Connection Block, and the connector of the cylinder on Connection Block and the upper supporting plate is affixed, and the endoporus clearance fit of slide bar and Connection Block also can move up and down; Spring one end connects the connector of cylinder, and the other end is connected with slide bar; Also comprise the control gas circuit, described control gas circuit comprises source of the gas, source of the gas is connected with air intake opening by tracheae, be provided with pressure regulator valve between source of the gas and the air intake opening, measure solenoid valve, air intake opening is arranged on the work stage, band conical surface Work-sheet pressing is between work stage and Connection Block, air intake opening is communicated with band conical surface workpiece by the passage in the work stage, have air channel on the slide bar, band conical surface workpiece is communicated with the gas outlet by described air channel, the gas outlet is arranged on the Connection Block, and the gas outlet is connected in the outer tank by tracheae; Work stage is provided with keeper, and in order to positioning belt conical surface workpiece, the conical surface of band conical surface workpiece is placed with the measurement ball on the conical surface of band conical surface workpiece up.
Its further technical scheme is:
Described control gas circuit also comprises cylinder solenoid valve, and cylinder solenoid valve is connected between source of the gas and the cylinder by tracheae.
Be respectively arranged with seal one, seal two between described band conical surface workpiece and work stage, the Connection Block.
Be provided with seal three between the connector of described cylinder and the Connection Block.
Technique effect of the present utility model:
The utility model is by the working condition of the simulation conical surface to be detected, to measure ball and be pressed in the conical surface to be detected, and detect gas by the control gas circuit and whether reveal, thereby can realize the qualitative judgement to the conical surface air-tightness of band conical surface workpiece, and can judge the crudy of the conical surface to be detected by bubble-tight detection, whole detection device is simple in structure, easy to operate, reliable operation, and improved the efficient that conical surface impermeability is detected; The use of seal one, seal two, seal three can guarantee the sealing of whole detection device, guarantees the reliability of testing result.
Description of drawings
Fig. 1 is structural representation of the present utility model, only shows the control gas circuit structure from the air intake opening to the gas outlet among the figure.
Fig. 2 is the part planar structure synoptic diagram of control gas circuit in the utility model.
Fig. 3 is the enlarged drawing of I portion among Fig. 1.
Wherein: 1, upper supporting plate; 2, base; 3, pillar; 4, work stage; 5, Connection Block; 6, cylinder; 7, connector; 8, slide bar; 9, spring; 10, source of the gas; 11, pressure regulator valve; 12, measure solenoid valve; 13, air intake opening; 14, gas outlet; 15, keeper; 16, band conical surface workpiece; 17, measure ball; 18, cylinder solenoid valve; 19, seal one; 20, seal two; 21, seal three; 22, passage; 23, tensimeter.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described.
See Fig. 1, Fig. 3, the utility model comprises support, support is formed by connecting by pillar 3 by upper supporting plate 1 and base 2, base 2 is provided with work stage 4, work stage 4 tops are provided with Connection Block 5, the connector 7 of the cylinder 6 on Connection Block 5 and the upper supporting plate 1 is affixed by screw thread, be provided with seal 3 21 between the connector 7 of cylinder 6 and the Connection Block 5, the endoporus clearance fit of slide bar 8 and Connection Block 5, slide bar 8 can move up and down in the described endoporus of Connection Block 5, spring 9 one ends connect the connector 7 of cylinder 6, and the other end is connected with slide bar 8; Also comprise the control gas circuit, see Fig. 1, Fig. 2, described control gas circuit comprises source of the gas 10, source of the gas 10 is connected with air intake opening 13 by tracheae, be provided with pressure regulator valve 11 between source of the gas 10 and the air intake opening 13, tensimeter (23), measure solenoid valve 12, air intake opening 13 is arranged on the work stage 4, band conical surface workpiece 16 is pressed between work stage 4 and the Connection Block 5, air intake opening 13 is communicated with band conical surface workpiece 16 by the passage 22 in the work stage 4, have air channel on the slide bar 8, described air channel is arranged on the excircle of slide bar 8, band conical surface workpiece 16 is communicated with gas outlet 14 by air channel, and gas outlet 14 is arranged on the Connection Block 5, and gas outlet 14 is connected in the outer tank by tracheae, described control gas circuit also comprises cylinder solenoid valve 18, and cylinder solenoid valve 18 is connected between source of the gas 10 and the cylinder 6 by tracheae; See Fig. 1, Fig. 3, work stage 4 is provided with keeper 15, keeper 15 adopts register pin, in order to positioning belt conical surface workpiece 16, the conical surface of band conical surface workpiece 16 up, be placed with on the conical surface of band conical surface workpiece 16 and measure ball 17, be respectively arranged with seal 1, seal 2 20 between band conical surface workpiece 16 and work stage 4, the Connection Block 5.
Impermeability testing process of the present utility model is as follows:
Before the detection, earlier described control gas circuit is closed, be that source of the gas 10, measurement solenoid valve 12 and cylinder solenoid valve 18 all are in closed condition, to be with conical surface workpiece 16 to be pressed between work stage 4 and the Connection Block 5, make the conical surface of band conical surface workpiece 16 up, to measure ball 17 and freely feel relieved and drop on the described conical surface, the detection operation that then enters next step is finished in the pick-up unit allotment.Source of the gas 10 is opened, under the control of cylinder solenoid valve 18, cylinder 6 moves downwards, then compress spring 9, slide bar 8 is moved down, slide bar 8 promotes to measure ball 17 and is pressed on the described conical surface of being with conical surface workpiece 16, open then and measure solenoid valve 12, and regulate by pressure regulator valve 11 enter air intake opening 13 air pressure to required air pressure, required atmospheric pressure value is read by tensimeter 23, behind the certain hour, observe the tracheae that is connected with gas outlet 14 and whether externally produce bubble in the water tank, can judge the air-tightness of the conical surface of band conical surface workpiece 16; Observe to finish, then close and measure solenoid valve 12, lift by cylinder solenoid valve 18 control cylinders 6 again, take out band conical surface workpiece 16 and measure ball 17, like this then finish the bubble-tight qualitative detection of the conical surface of being with conical surface workpiece 16.In the described control gas circuit, the stretching motion of cylinder solenoid valve 18 control cylinders 6, thereby control band conical surface workpiece 16 compresses with measurement ball 17 or unclamps, pressure regulator valve 11 is used for regulating required measurement air pressure, measures the measurement gas circuit that is connected with air intake opening 13 in the described control gas circuit of operation valve 12 controls and opens or close.
The utility model is by the working condition of the simulation conical surface to be detected, and by the described control gas circuit of design, can realize the qualitative judgement to the conical surface air-tightness of band conical surface workpiece 16, and can be by bubble-tight detection, judge the crudy of the conical surface, whole detection device is simple in structure, easy to operate, reliable operation, and improved the efficient that conical surface impermeability is detected.
More than describing is to explanation of the present utility model, is not the restriction to utility model, and the utility model institute restricted portion within protection domain of the present utility model, can be done any type of modification referring to claim.
Claims (4)
1. a conical surface air-tightness detection device comprises support, and described support is formed by connecting by pillar (3) by upper supporting plate (1) and base (2), it is characterized in that: base (2) is provided with work stage (4); Work stage (4) top is provided with Connection Block (5), and the connector (7) of the cylinder (6) on Connection Block (5) and the upper supporting plate (1) is affixed, and slide bar (8) also can move up and down with the endoporus clearance fit of Connection Block (5); Spring (9) one ends connect the connector (7) of cylinder (6), and the other end is connected with slide bar (8); Also comprise the control gas circuit, described control gas circuit comprises source of the gas (10), source of the gas (10) is connected with air intake opening (13) by tracheae, be provided with pressure regulator valve (11) between source of the gas (10) and the air intake opening (13), measure solenoid valve (12), air intake opening (13) is arranged on the work stage (4), band conical surface workpiece (16) is pressed between work stage (4) and the Connection Block (5), air intake opening (13) is communicated with band conical surface workpiece (16) by the passage (22) in the work stage (4), slide bar has air channel on (8), band conical surface workpiece (16) is communicated with gas outlet (14) by described air channel, gas outlet (14) is arranged on the Connection Block (5), and gas outlet (14) are connected in the outer tank by tracheae; Work stage (4) is provided with keeper (15), and in order to positioning belt conical surface workpiece (16), the conical surface of band conical surface workpiece (16) is placed with on the conical surface of band conical surface workpiece (16) and measures ball (17) up.
2. by the described a kind of conical surface air-tightness detection device of claim 1, it is characterized in that: described control gas circuit also comprises cylinder solenoid valve (18), and cylinder solenoid valve (18) is connected between source of the gas (10) and the cylinder (6) by tracheae.
3. by claim 1 or 2 described a kind of conical surface air-tightness detection devices, it is characterized in that: be respectively arranged with seal one (19), seal two (20) between described band conical surface workpiece (16) and work stage (4), the Connection Block (5).
4. by claim 1 or 3 described a kind of conical surface air-tightness detection devices, it is characterized in that: be provided with seal three (21) between the connector (7) of described cylinder (6) and the Connection Block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200172206U CN203053653U (en) | 2013-01-14 | 2013-01-14 | Conical surface air tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200172206U CN203053653U (en) | 2013-01-14 | 2013-01-14 | Conical surface air tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203053653U true CN203053653U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200172206U Expired - Fee Related CN203053653U (en) | 2013-01-14 | 2013-01-14 | Conical surface air tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203053653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515652B (en) * | 2014-12-19 | 2017-08-25 | 国光电器股份有限公司 | Loudspeaker gas leakage automatic detection device and loudspeaker gas leakage automatic testing method |
-
2013
- 2013-01-14 CN CN2013200172206U patent/CN203053653U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515652B (en) * | 2014-12-19 | 2017-08-25 | 国光电器股份有限公司 | Loudspeaker gas leakage automatic detection device and loudspeaker gas leakage automatic testing method |
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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: 20170718 Address after: 214063 Jiangsu province Binhu District of Wuxi City Qian Rong Lu No. 15 Patentee after: China FAW Group Corporation Address before: 214063 Jiangsu province Binhu District of Wuxi City Qian Rong Lu No. 15 Patentee before: Wuxi Oil Pump Nozzle Institute of First Automobile Works |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20200114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |