CN201811822U - Online air tightness test fixture for magnetic core component - Google Patents
Online air tightness test fixture for magnetic core component Download PDFInfo
- Publication number
- CN201811822U CN201811822U CN2010202849176U CN201020284917U CN201811822U CN 201811822 U CN201811822 U CN 201811822U CN 2010202849176 U CN2010202849176 U CN 2010202849176U CN 201020284917 U CN201020284917 U CN 201020284917U CN 201811822 U CN201811822 U CN 201811822U
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- CN
- China
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- pressure head
- positioning body
- magnetic core
- shutoff
- component
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- Expired - Lifetime
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses an on-line air tightness test fixture for a magnetic core component, which is used for testing the air tightness of magnetic core components in the batch production and manufacture of oil injectors. The on-line air tightness test fixture comprises a sealing fixture and a pneumatic test and control system and is characterized in that the sealing fixture consists of an expansion plugging component and a sealing component, wherein the expansion plugging component comprises a pressure head; a connection column is contained in the pressure head; a spring is arranged between the pressure head and the connection column; the pressure head is in threaded connection with a fixed sleeve; the fixed sleeve is bolted with the connection column through an insert plate; an expansion plug is clamped between the pressure head and the connection column; the sealing component comprises a positioning body; the positioning body is connected with a flange sleeve; a spring is arranged between the positioning body and the flange sleeve; the flange sleeve is connected with a connector body; an O-shaped ring is arranged between the flange sleeve and the connector body; and the connector body is connected with a sealing connector. The on-line air tightness test fixture has the advantages of reasonable structure and high on-line test rate, can achieve the effect of semi-automatic test and reduce labor intensity.
Description
Technical field
The utility model relates to a kind of magnetic core component impermeability and detects anchor clamps, is used for fuel injector and produces the detection of manufacturing magnetic core component impermeability in batches.
Background technology
At present, in fuel injector assembly line Assembling Production process, the impermeability of magnetic core component detects the heavy water detection mode that belongs to extensive style substantially.This mode labour intensity is big, and production efficiency is low, and accuracy of detection is low.In order to reduce labour intensity, enhance productivity and to improve the quality of products, the magnetic core component impermeability detects and is tending towards semi-automatic and the automation direction development, and is imperative.
Summary of the invention
Goal of the invention of the present utility model is, overcomes existing anchor clamps and can't guarantee that magnetic core component efficiently and accurately carries out the deficiency that impermeability detects, and provides a kind of new magnetic core component impermeability to detect anchor clamps.
Technical solution of the present utility model is achieved in that
A kind of online impermeability of magnetic core component detects anchor clamps, comprise the gentle moving Detection ﹠ Controling of shutoff anchor clamps system, it is characterized in that: described shutoff anchor clamps are made of rise blocking component and blocking component, and the blocking component that rises wherein comprises pressure head, and the upper end of pressure head is connected in the cylinder of system, blind hole is arranged in the middle of the pressure head, adorn joint pin in the hole, the top pocketed springs of joint pin, the middle part of joint pin and plate bolt, plate is inserted in pressure head and the fixed cover by square hole, the bottom of joint pin then be equipped with rise stifled; Described blocking component comprises positioning body, and positioning body is contained in the endoporus of flange cover, and its upper end freely is connected with workpiece for measurement, and its lower end freely is connected with spring, suit shutoff between positioning body and the flange cover, and the external workpiece for measurement of shutoff, and fastening by swivel nut; Fittings body is connected with the flange cover, and is connected with positioning body by O type circle, and positioning body is connected with sealing adaptor by pipeline.
Described pneumatic Detection ﹠ Controling system is made up of leak test instrument, solenoid valve, shutoff executive component, reduction valve and source of the gas.
The beneficial effects of the utility model be rational in infrastructure, plugging effect good, labour intensity is low, be tending towards automaticity.
Description of drawings
The utility model drawings attached 5 width of cloth, wherein:
Front view when Fig. 1 is the utility model detection;
Fig. 2 is the A-A cut-open view of Fig. 1;
Fig. 3 is the front view before the utility model detects;
Fig. 4 is the left view of Fig. 2;
Fig. 5 is gas inspection recognition principle figure of the present utility model.
Among the figure: 1, pressure head, 2, spring, 3, joint pin, 4, plate, 5, fixed cover, 6, rise stifled, 7, workpiece, 8, shutoff, 9, positioning body, 10, the flange cover, 11, spring, 12, fittings body, 13, sealing adaptor, 14, O type circle, 15, the leak test instrument, 16, the shutoff executive component, 17, solenoid valve, 18, reduction valve, 19, source of the gas.
Embodiment
Online impermeability as the magnetic core component of Fig. 1～shown in Figure 5 detects anchor clamps, mainly is made up of rise blocking component and blocking component.The blocking component that rises comprises: pressure head 1, be connected with joint pin 3, between spring 2 is arranged, pressure head 1 is threaded with fixed cover 5, joint pin 3 and fixed cover 5 be by plate 4 bolts, rises stifled 6 to be clipped between pressure head 1 and the joint pin 3.Blocking component comprises: positioning body 9, positioning body 9 and flange cover 10 is connected, between spring 11 is arranged, fittings body 12 overlaps 10 with flange and is connected, between O type circle 14 is arranged, fittings body 12 is connected with sealing adaptor 13.
When doing the impermeability detection of magnetic core component, need manually magnetic core component to be contained on the reference column 9, by system's automatic transport to press-fiting block-up position, shutoff pressure head 1 descend finish to the shutoff 8 below the magnetic core component and above the stifled 6 tensioners action of rising, workpiece 7 internal cavities are sealed up, inflate in cavity by sealing adaptor 13 then, detect with the leak test instrument.
Claims (2)
1. the online impermeability of a magnetic core component detects anchor clamps, comprise the gentle moving Detection ﹠ Controling of shutoff anchor clamps system, it is characterized in that: described shutoff anchor clamps are made of rise blocking component and blocking component, the blocking component that rises wherein comprises pressure head (1), the upper end of pressure head (1) is connected in the cylinder of system, blind hole is arranged in the middle of the pressure head (1), adorn joint pin (3) in the hole, the top pocketed springs (2) of joint pin (3), the middle part of joint pin (3) and plate (4) bolt, plate (4) is inserted in pressure head (1) and the fixed cover (5) by square hole, and rise stifled (6) then are equipped with in the bottom of joint pin (3); Described blocking component comprises positioning body (9), positioning body (9) is contained in the endoporus of flange cover (10), its upper end freely is connected with workpiece for measurement, its lower end freely is connected with spring (11), suit shutoff (8) between positioning body (9) and the flange cover (10), the external workpiece for measurement of shutoff (8), and fastening by swivel nut; Fittings body (12) is connected with flange cover (10), and is connected with positioning body (9) by O type circle (14), and positioning body (9) is connected with sealing adaptor (13) by pipeline.
2. the online impermeability of magnetic core component according to claim 1 detects anchor clamps, it is characterized in that described pneumatic Detection ﹠ Controling system is made up of leak test instrument (1), solenoid valve (2), shutoff executive component (3), reduction valve (4) and source of the gas (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202849176U CN201811822U (en) | 2010-08-04 | 2010-08-04 | Online air tightness test fixture for magnetic core component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202849176U CN201811822U (en) | 2010-08-04 | 2010-08-04 | Online air tightness test fixture for magnetic core component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201811822U true CN201811822U (en) | 2011-04-27 |
Family
ID=43894762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202849176U Expired - Lifetime CN201811822U (en) | 2010-08-04 | 2010-08-04 | Online air tightness test fixture for magnetic core component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201811822U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102323011A (en) * | 2011-05-31 | 2012-01-18 | 江阴市创新气门嘴有限公司 | Batch valve core air-tightness test device |
| CN102996955A (en) * | 2012-12-07 | 2013-03-27 | 天津鹏翎胶管股份有限公司 | Rapid connector for gas tight test |
| CN106124128A (en) * | 2016-08-20 | 2016-11-16 | 无锡鹰贝精密轴承有限公司 | Valve core gas tightness detecting device |
| CN106248317A (en) * | 2016-08-20 | 2016-12-21 | 无锡鹰贝精密轴承有限公司 | Spool air-tightness detection method |
-
2010
- 2010-08-04 CN CN2010202849176U patent/CN201811822U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102323011A (en) * | 2011-05-31 | 2012-01-18 | 江阴市创新气门嘴有限公司 | Batch valve core air-tightness test device |
| CN102996955A (en) * | 2012-12-07 | 2013-03-27 | 天津鹏翎胶管股份有限公司 | Rapid connector for gas tight test |
| CN106124128A (en) * | 2016-08-20 | 2016-11-16 | 无锡鹰贝精密轴承有限公司 | Valve core gas tightness detecting device |
| CN106248317A (en) * | 2016-08-20 | 2016-12-21 | 无锡鹰贝精密轴承有限公司 | Spool air-tightness detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110427 |
|
| CX01 | Expiry of patent term |