CN103868653B - Bearing air-leakage detector - Google Patents
Bearing air-leakage detector Download PDFInfo
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- CN103868653B CN103868653B CN201410120704.2A CN201410120704A CN103868653B CN 103868653 B CN103868653 B CN 103868653B CN 201410120704 A CN201410120704 A CN 201410120704A CN 103868653 B CN103868653 B CN 103868653B
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Abstract
The invention belongs to bearing machining testing techniques of equipment field, relate to a kind of for detecting the equipment whether bearing leaks gas, specifically a kind of bearing air-leakage detector, including stand and the big support that is fixed on described stand upper end, described stand upper surface is provided with lower bolster, lower bolster is respectively arranged at two ends with a guide pillar along its length, and cylinder is fixed on stand bottom surface middle position, and the connecting rod of described cylinder passes successively from stand, lower bolster；The guide rail that cope match-plate pattern is respectively provided with by its both sides is connected on guide pillar, and the small end of cylinder is fastenedly connected on the lower surface of cope match-plate pattern；Arranging some lower mold being evenly distributed in the upper surface of lower bolster, cope match-plate pattern lower surface is corresponding to being provided with sealing gasket in being provided with mold, the die cavity of described mold and the die cavity of lower mold at described lower mold.This detector can the air-tightness of check bearing effective, accurate, detection efficiency can be greatly improved simultaneously, effectively save man-hour.
Description
Technical field
The invention belongs to bearing machining testing techniques of equipment field, relate to a kind of for detecting the equipment whether bearing leaks gas, specifically a kind of bearing air-leakage detector.
Background technology
Sealing ring above bearing plays a part dust-proof even have waterproof, anti-gas-leak (under certain air pressure) for the sealing of bearing.Bearing factory is in process of production, generally dustproof groove is by turning out, although some lasso has at finishing operations makees polishing, but roughness is the biggest, so in sealing member outer lip in order to play dust-proof and anti-gas-leak effect, need to be designed to interference fit, it is also contemplated that the magnitude of interference that the situation of starting torque and friction torque, sealing lip and dustproof groove coordinate also to control in certain scope simultaneously.Some high-end client (such as automobile industry) not only gas leakage to bearing simultaneously requires, even require at given atmospheric pressure value with in the dwell time, the air leakage of bearing to control in certain scope, namely the bearing air leakage purchased, produced is carried out quantitative management control.The most domestic also do not have a can economical, convenient, batch the most energetic air leakage the bubble-tight detecting instrument of bearing.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, a kind of simple in construction, bearing air-leakage detector ingenious, rational are provided, this detector can the air-tightness of check bearing effective, accurate, detection efficiency can be greatly improved simultaneously, effectively save man-hour.
The technical scheme provided according to the present invention: a kind of bearing air-leakage detector, it is characterised by: include stand and be fixed on the big support of described stand upper end, described stand upper surface is provided with lower bolster, lower bolster is respectively arranged at two ends with a guide pillar along its length, cylinder is fixed on stand bottom surface middle position, and the connecting rod of described cylinder passes successively from stand, lower bolster；The guide rail that cope match-plate pattern is respectively provided with by its both sides is connected on guide pillar, and the small end of cylinder is fastenedly connected on the lower surface of cope match-plate pattern；Arranging some lower mold being evenly distributed in the upper surface of lower bolster, cope match-plate pattern lower surface is corresponding to being provided with sealing gasket in being provided with mold, the die cavity of described mold and the die cavity of lower mold at described lower mold；Each described lower mold is respectively connected with an airway, the other end of described airway is sealedly attached on the venthole of gas distribution block surface configuration respectively, the air inlet of gas distribution block connects air induction conduit, being disposed with air pressure regulator, air gauge and electronic valve on air induction conduit, wherein said electronic valve is arranged between air gauge and gas distribution block；All offering an air flue corresponding at each mold on described cope match-plate pattern, every described air flue upper end is connected with the air inlet of the airtight cylinder being arranged on cope match-plate pattern, and described cope match-plate pattern upper surface is additionally provided with the small rack for fixing airtight cylinder；Described big pedestal lower end is fixed with some spring levers, and every described spring lever lower end is all connected on the piston rod of airtight cylinder.
As a further improvement on the present invention, described big support is provided above panel, and is provided with PLC, the time relay, display lamp and start button on panel；Electrical connection is realized by wire between described PLC, the time relay, display lamp and start button；Described panel is connected with electronic valve by holding wire, and synchronous signal line is connected with induction apparatus also by some branched lines.
As a further improvement on the present invention, described cylinder is provided with cylinder induction apparatus, and described cylinder induction apparatus connects holding wire by wire；Cylinder upper chamber, lower cavity are connected to an airflow duct, the other end of two airflow ducts is all connected in the air outlet of air reversing valve, and the inlet end of described air reversing valve is connected on air induction conduit corresponding to the position between air pressure regulator and air gauge.
Compared with prior art, advantage is the present invention: product structure advantages of simple of the present invention, uses simple to operate, testing result can be carried out quantification treatment simultaneously；There is on product of the present invention many group detection stations, can batch detection bearing air-tightness；When using Product checking bearing air-tightness of the present invention, nothing pollution-free to bearing is damaged, and can be effectively improved detection efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As it is shown in figure 1, include air pressure regulator 1, the time relay 2, cope match-plate pattern 3, lower bolster 4, air gauge 5, electronic valve 6, air reversing valve 7, mold 8, lower mold 9, sealing gasket 10, cylinder 11, guide pillar 12, small rack 13, airtight cylinder 14, PLC 15, start button 16, display lamp 17, guide rail 18, stand 19, big support 20, spring lever 21, cylinder induction apparatus 22, induction apparatus 23, gas distribution block 24, air induction conduit 25, air flue 26, holding wire 27 etc..
As shown in Figure 1, one bearing air-leakage detector of the present invention, including stand 19 and the big support 20 that is fixed on described stand 19 upper end, described stand 19 upper surface is provided with lower bolster 4, lower bolster 4 is respectively arranged at two ends with a guide pillar 12 along its length, cylinder 11 is fixed on stand 19 bottom surface middle position, and the connecting rod of described cylinder 11 passes successively from stand 19, lower bolster 4；The guide rail 18 that cope match-plate pattern 3 is respectively provided with by its both sides is connected on guide pillar 12, and the small end of cylinder 11 is fastenedly connected on the lower surface of cope match-plate pattern 3；Arranging some lower mold 9 being evenly distributed in the upper surface of lower bolster 4, cope match-plate pattern 3 lower surface is corresponding to being provided with sealing gasket 10 in being provided with mold 8, the die cavity of described mold 8 and the die cavity of lower mold 9 at described lower mold 9；Each described lower mold 9 is respectively connected with an airway, the other end of described airway is sealedly attached on the venthole of gas distribution block 24 surface configuration respectively, the air inlet of gas distribution block 24 connects air induction conduit 25, being disposed with air pressure regulator 1, air gauge 5 and electronic valve 6 on air induction conduit 25, wherein said electronic valve 6 is arranged between air gauge 5 and gas distribution block 24；An air flue 26 is all offered corresponding at each mold 8 on described cope match-plate pattern 3, every described air flue 26 upper end is connected with the air inlet of the airtight cylinder 14 being arranged on cope match-plate pattern 3, and described cope match-plate pattern 3 upper surface is additionally provided with the small rack 13 for fixing airtight cylinder 14；Described big support 20 lower end is fixed with some spring levers 21, and every described spring lever 21 lower end is all connected on the piston rod of airtight cylinder 14.
Described big support 20 is provided above panel, and is provided with PLC 15, the time relay 2, display lamp 17 and start button 16 on panel；Electrical connection is realized by wire between described PLC 15, the time relay 2, display lamp 17 and start button 16；Described panel is connected with electronic valve 6 by holding wire 27, and synchronous signal line 27 is connected with induction apparatus 23 also by some branched lines.
Described cylinder 11 is provided with cylinder induction apparatus 22, and described cylinder induction apparatus 22 connects holding wire 27 by wire；Cylinder 11 upper chamber, lower cavity are connected to an airflow duct, the other end of two airflow ducts is all connected in the air outlet of air reversing valve 7, and the inlet end of described air reversing valve 7 is connected on air induction conduit 25 corresponding to the position between air pressure regulator 1 and air gauge 5.
The work process of the present invention is as follows: be first positioned over by bearing to be detected in the die cavity of lower mold 9, then turn on the power, and set required air pressure, dwell time and the induction apparatus 23 height on small rack 13, particular by regulation air pressure regulator 1 and observe air gauge 5 and realize regulation, the dwell time is to realize by arranging the time of the time relay 2；nullPress start button 16，PLC 15 sends instruction，Cylinder 11 starts，Under the effect of cylinder 11, cope match-plate pattern is pressed for 3 times，Bearing both ends of the surface are formed airtight packing state，Then the magnet ring on cylinder piston rod senses cylinder induction apparatus 22 sender，The electronic valve 6 of inlet end is opened，Gas pours in the airtight cavity of mold 8 and lower mold 9 formation，The time relay 2 starts timing simultaneously，When the bearing seal gas leakage of lower mold 9 intracavity of certain or some lower bolsters 4，Gas leakage enters the intracavity of the mold 8 of cope match-plate pattern 3，Gas leakage promotes the airtight cylinder 14 being arranged on cope match-plate pattern 3，Leaking gas within the time set persistently promotes the piston rod of airtight cylinder 14 to move upward，Air-tight piston masthead end rises to certain altitude and senses induction apparatus 23，Now induction apparatus 23 sender，Display lamp 17 lights，The setting time terminates，PLC 15 sends instruction，Electronic valve 6 is closed，Air reversing valve 7 works，Gas commutates，Cylinder 11 connecting rod promotes and moves on cope match-plate pattern 3，Spring lever 21 squeezes out the gas leakage in airtight cylinder 14，Reject the bearing on the mould corresponding to display lamp 17 lighted，Now a complete procedure of detection bearing seal terminates.
Bearing air-leakage detector of the present invention can be on the premise of the structural behaviour not destroying bearing, and the bearing gas leakage that completes accurately and fast, in batches detects, and work efficiency is high；Bearing air-leakage detector of the present invention can according to bearing designation and need the quantity of detection design a set of conveniently accessory, can the effectively save detection time, improve efficiency, the gas leakage detection of product can accurately be realized according to client or industry standard simultaneously.
Claims (3)
1. a bearing air-leakage detector, it is characterized in that: include stand (19) and be fixed on the big support (20) of described stand (19) upper end, described stand (19) upper surface is provided with lower bolster (4), lower bolster (4) is respectively arranged at two ends with a guide pillar (12) along its length, cylinder (11) is fixed on stand (19) bottom surface middle position, and the connecting rod of described cylinder (11) passes (4) from stand (19), lower bolster successively；The guide rail (18) that cope match-plate pattern (3) is respectively provided with by its both sides is connected on guide pillar (12), and the small end of cylinder (11) is fastenedly connected on the lower surface of cope match-plate pattern (3)；Being evenly distributed in the upper surface of lower bolster (4), some lower mold (9) are set, cope match-plate pattern (3) lower surface is provided with mold (8) corresponding to described lower mold (9) place, is provided with sealing gasket (10) in the die cavity of described mold (8) and the die cavity of lower mold (9)；Each described lower mold (9) is respectively connected with an airway, the other end of described airway is sealedly attached on the venthole of gas distribution block (24) surface configuration respectively, the air inlet of gas distribution block (24) connects air induction conduit (25), being disposed with air pressure regulator (1), air gauge (5) and electronic valve (6) on air induction conduit (25), wherein said electronic valve (6) is arranged between air gauge (5) and gas distribution block (24)；An air flue (26) is all offered corresponding to each mold (8) place on described cope match-plate pattern (3), every described air flue (26) upper end is connected with the air inlet of the airtight cylinder (14) being arranged on cope match-plate pattern (3), and described cope match-plate pattern (3) upper surface is additionally provided with the small rack (13) for fixing airtight cylinder (14)；Described big support (20) lower end is fixed with some spring levers (21), and every described spring lever (21) lower end is all connected on the piston rod of airtight cylinder (14).
2. bearing air-leakage detector as claimed in claim 1, it is characterised in that: described big support (20) is provided above panel, and is provided with PLC (15), the time relay (2), display lamp (17) and start button (16) on panel；Electrical connection is realized by wire between described PLC (15), the time relay (2), display lamp (17) and start button (16)；Described panel is connected with electronic valve (6) by holding wire (27), and synchronous signal line (27) is connected with induction apparatus (23) also by some branched lines.
3. bearing air-leakage detector as claimed in claim 1, it is characterised in that: described cylinder (11) is provided with cylinder induction apparatus (22), and described cylinder induction apparatus (22) connects holding wire (27) by wire；Cylinder (11) upper chamber, lower cavity are connected to an airflow duct, the other end of two airflow ducts is all connected in the air outlet of air reversing valve (7), and the inlet end of described air reversing valve (7) is connected on air induction conduit (25) corresponding to the position between air pressure regulator (1) and air gauge (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410120704.2A CN103868653B (en) | 2014-03-27 | 2014-03-27 | Bearing air-leakage detector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410120704.2A CN103868653B (en) | 2014-03-27 | 2014-03-27 | Bearing air-leakage detector |
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| CN103868653A CN103868653A (en) | 2014-06-18 |
| CN103868653B true CN103868653B (en) | 2016-09-28 |
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| CN201410120704.2A Active CN103868653B (en) | 2014-03-27 | 2014-03-27 | Bearing air-leakage detector |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104198129B (en) * | 2014-09-15 | 2017-04-26 | 无锡双益精密机械有限公司 | Bearing sealing detecting device |
| CN106197894B (en) * | 2016-08-29 | 2018-12-28 | 慈溪迅蕾轴承有限公司 | Bearing air-leakage detector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1164153A (en) * | 1997-08-12 | 1999-03-05 | Furukawa Electric Co Ltd:The | Optical fiber type liquid sensor |
| FI116091B (en) * | 2000-04-12 | 2005-09-15 | Metso Paper Inc | A method for measuring plain bearing pressure in a fixed-shell deflection compensated roll |
| CN101435735B (en) * | 2008-12-05 | 2010-06-16 | 青岛泰德汽车轴承有限责任公司 | Method and device for detecting sealing property of seal bearing |
| CN103454045A (en) * | 2013-08-21 | 2013-12-18 | 贵州虹智精密轴承有限责任公司 | Leakproofness detection device of clutch bearing of silicone oil fan and method thereof |
| CN203798506U (en) * | 2014-03-27 | 2014-08-27 | 无锡诚石轴承有限公司 | Bearing airtightness detector |
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| CN103868653A (en) | 2014-06-18 |
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Effective date of registration: 20170828 Address after: My son 313000 Hong Kong Road Zhejiang city Huzhou province No. 1958 Building 2 North Patentee after: Huzhou more than 3 Bearing Co. Ltd. Address before: 214105 Wuxi City, Jiangsu Province, Xishan Economic Development Zone, East Industrial Park, north of Jiaoyang Road, south of Antai Road, No. 2598 Patentee before: Wuxi Kekaijie Bearing Co., Ltd. |
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