CN103033317B - Testing tool of air cylinder end cover - Google Patents
Testing tool of air cylinder end cover Download PDFInfo
- Publication number
- CN103033317B CN103033317B CN201210532815.5A CN201210532815A CN103033317B CN 103033317 B CN103033317 B CN 103033317B CN 201210532815 A CN201210532815 A CN 201210532815A CN 103033317 B CN103033317 B CN 103033317B
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- cylinder
- solenoid valve
- end cover
- frame
- magnetic switch
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Abstract
The invention relates to a testing tool of an air cylinder end cover. The testing tool of the air cylinder end cover comprises a rack, an end cover clamp, an end face sealing device, a combined seal ring sealing device, an air port sealing device and an air-tight seal test bed. The end cover clamp is arranged on the rack and used for fixing the air cylinder end cover. The end face sealing device is arranged on the rack and used for sealing the upper end face of the end cover. The combined seal ring sealing device is arranged on the rack and used for sealing a combined seal ring of the end cover. Air port sealing device is arranged on the rack and used for sealing an air port of the end cover. The air-tight seal test bed of an outer air source is connected with the end face sealing device. When the testing tool of the air cylinder end cover is used, the end cover is fixed in the end cover clamp, and the end face of the end cover, the position of the combined seal ring and the position of the air port are sealed through the end face sealing device, the combined seal ring sealing device and the air port sealing device. Then, the outer air source pumps air pressure into the end cover through the end face sealing device. Tightness of the air cylinder end cover is judged whether good or not in accordance with the phenomena that air bubbles whether occur on the air-tight test bed or not. Therefore, the testing tool of the air cylinder end has the advantages of being high in accuracy, high in detection efficiency and the like.
Description
Technical field
The present invention relates to a kind of mechanical frock, be specifically related to a kind of cylinder end piece test fixture.
Background technology
If often do not tested the sealing of end cap before end cap is encased on cylinder barrel in the process of cylinder assembling, be all generally carried out sealing test again after cylinder has assembled.If there is substandard product in testing, will reason investigation be carried out, and need dismounting cylinder to find out reason.If problem has appearred in the sealing of end cap, find again when by the time detecting after assembling, caused waste in man-hour like this, and occupied higher ratio, so carry out sealing propertytest to end cap before assembly to seem particularly important due to the sealing problem of end cap.
Summary of the invention
The present invention, in order to overcome the deficiency of above technology, provides a kind of frock of cylinder end piece being carried out to performing leak test.
The present invention overcomes the technical scheme that its technical matters adopts:
This cylinder end piece test fixture, comprise frame, the combination sealing ring seal device of the end cover fixture for fixed air cylinder end cap be arranged in frame, the face seals for end cover upper surface be arranged in frame, the combined seal ring for end cover be arranged in frame, the gas port packoff of the gas port for end cover be arranged in frame and hermetic seal testing table, external air source and hermetic seal testing table are connected to face seals.
In order to the end cap that this cylinder end piece test fixture can be made to test different size, above-mentioned end cover fixture is removably fixed in frame.
Described face seals is comprised the cylinder B be fixed on straight down in frame, is rotatably installed on the sealing shroud A of cylinder B tailpiece of the piston rod by bearing pin, the bottom of described sealing shroud A is provided with groove, boss size on the size of described groove and end cap matches, and described sealing shroud A 7 is provided with the gas port for connecting external air source.
Combinations thereof O-ring seal packoff comprises the cylinder C be fixed on straight up in frame, is vertically fixed on sliding sleeve in frame, floated by screw the connector being fixed on cylinder C tailpiece of the piston rod and the columniform sealing shroud B be installed on connector, described connector slides and is arranged in sliding sleeve, and in the outside dimension of described sealing shroud B and end cap, the hole size of combined seal ring matches.
Above-mentioned gas port packoff comprises the mounting bracket of level and support side, level is installed on the cylinder A on mounting bracket, the slide rail be fixed on support, by screw float be fixed on cylinder A tailpiece of the piston rod floating junction, be installed on floating junction 15 and the slide block be slidably placed in slide rail and the vertical cylinder D being fixed on extreme, described slide rail is provided with regulating block towards the side of floating junction, and described cylinder D is provided with gas port seal head.
In order to improve sealing property, on above-mentioned sealing shroud, gas port seal head top is respectively arranged with O-ring seal A, O-ring seal B.
In order to can Automated condtrol be realized, also comprise PLC, be connected to the solenoid valve A of PLC, be connected to the solenoid valve B of solenoid valve A, solenoid valve C, solenoid valve D, solenoid valve E, the gentle leakage test platform of solenoid valve F, cylinder A is connected to solenoid valve B, cylinder B is connected to solenoid valve C, cylinder C is connected to solenoid valve D, cylinder D is connected to solenoid valve E, solenoid valve G is connected to solenoid valve F, gas port is connected to the gentle leakage test platform of solenoid valve G, top outside the cylinder barrel of described cylinder A is provided with magnetic switch A, top outside the cylinder barrel of described cylinder B is provided with magnetic switch B, top outside the cylinder barrel of described cylinder D and tail end are separately installed with magnetic switch C and magnetic switch D, described magnetic switch A, magnetic switch B, magnetic switch C and magnetic switch D is connected to PLC.
The invention has the beneficial effects as follows: during use, end cap is fixed in end cover fixture, and by face seals, combination sealing ring seal device and gas port packoff respectively by the end face of end cap, combined seal ring position and the sealing of gas port position, whether whether external air source squeezes into air pressure by face seals to cover internal afterwards, good to determine the sealing of cylinder end piece by there being bubble to produce to hermetic seal testing table.Therefore the detection of this cylinder end piece test fixture is utilized to have accuracy high, detection efficiency high.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present invention;
Fig. 2 is plan structure schematic diagram of the present invention;
Fig. 3 is the airtight detected state structural representation of cylinder cap of the present invention;
Fig. 4 is the A partial enlargement structural representation of Fig. 1;
Fig. 5 is the B partial enlargement structural representation of Fig. 1;
Fig. 6 is the C partial enlargement structural representation of Fig. 2;
Fig. 7 is control system schematic diagram of the present invention;
In figure, 1. cylinder A 2. mounting bracket 3. slide rail 4. frame 5. cylinder B 6. bearing pin 7. sealing shroud A 8. end cover fixture 9. connector 10. cylinder C 11. sealing shroud B 12. end cap 13. regulating block 14. slide block 15. floating junction 16. cylinder D 17. gas port seal head 18. O-ring seal A 19. O-ring seal B 20. sliding sleeve 21. gas port.
Embodiment
Below in conjunction with accompanying drawing 1 to accompanying drawing 7, the present invention will be further described.
This cylinder end piece test fixture, comprise frame 4, the end cover fixture 8 for fixed air cylinder end cap 12 be arranged in frame 4, the face seals for end cover 12 upper surface be arranged in frame 4, the combination sealing ring seal device of the combined seal ring for end cover 12 be arranged in frame 4, the gas port packoff of the gas port for end cover 12 be arranged in frame 4 and hermetic seal testing table, external air source and hermetic seal testing table are connected to face seals.During use, end cap 12 is fixed in end cover fixture 8, and by face seals, combination sealing ring seal device and gas port packoff respectively by the end face of end cap, combined seal ring position and the sealing of gas port position, whether whether external air source squeezes into air pressure by face seals to end cap 12 inside afterwards, good to determine the sealing of cylinder end piece by there being bubble to produce to hermetic seal testing table.Therefore the detection of this cylinder end piece test fixture is utilized to have accuracy high, detection efficiency high.
Above-mentioned end cover fixture 8 is removably fixed in frame 4.End cover fixture 8 can manufacture corresponding end cover fixture 8 according to actual conditions for different end caps 12, being according to circumstances fixed in frame 4 by the end cover fixture 8 matched, improve the scope of application of this cylinder end piece test fixture when detecting.
Described face seals is comprised the cylinder B 5 be fixed on straight down in frame 4, is rotatably installed on the sealing shroud A 7 of cylinder B 5 tailpiece of the piston rod by bearing pin 6, the bottom of described sealing shroud A 7 is provided with groove, boss size on the size of described groove and end cap 12 matches, and described sealing shroud A 7 is provided with the gas port 21 for connecting external air source.Cylinder B 5 promotes the upper surface that sealing shroud A 7 pushes down end cap 12, because sealing shroud A 7 is rotatably installed on cylinder B 5 tailpiece of the piston rod by bearing pin 6, therefore press down in process at cylinder B 5, sealing shroud A 7 can automatic capturing, sealing shroud A 7 and end cap 12 are contacted, avoid sealing shroud A 7 due to extremely fixing with cylinder B 5 piston rod and cause sealing shroud A 7 in pressing down with end cap 12 linear contact lay.
Combinations thereof O-ring seal packoff comprises the cylinder C 10 be fixed on straight up in frame 4, is vertically fixed on sliding sleeve 20 in frame 4, floated by screw the connector 9 being fixed on cylinder C 10 tailpiece of the piston rod and the columniform sealing shroud B 11 be installed on connector 9, described connector 9 slides and is arranged in sliding sleeve 20, and in the outside dimension of described sealing shroud B 11 and end cap 12, the hole size of combined seal ring matches.Cylinder C 10 promotes connector 9 and drives the sealing shroud B 11 be arranged on connector 9 to be inserted in the composite rim of end cap 12 and to seal, because connector 9 is fixed on cylinder C 10 tailpiece of the piston rod by screw is floating, therefore sealing shroud B 11 can be made to realize automatic capturing during insertion, on the piston rod avoiding sealing shroud B 11 to be directly fixed on cylinder C 10 when sealing, seal because dislocation causes sealing shroud B 11 to be inserted in composite rim smoothly.
Above-mentioned gas port packoff comprises the mounting bracket 2 of level and support 4 side, level is installed on the cylinder A 1 on mounting bracket 2, the slide rail 3 be fixed on support 2, by screw float be fixed on cylinder A 1 tailpiece of the piston rod floating junction 15, be installed on floating junction 15 and the slide block 14 be slidably placed in slide rail 3 and the vertical cylinder D 16 being fixed on slide rail 3 end, described slide rail 3 is provided with regulating block 13 towards the side of floating junction 15.Cylinder D 16 is provided with gas port seal head 17.Cylinder A 1 promotes floating junction 15 and is with movable slider 14 to move along slide rail 3, thus cylinder D 16 is pushed to the position of gas port 21 on end cap 12.Exhaust hood D 16 promote gas port seal head 17 and be inserted into the gas port sealing realizing end cap 12 in the gas port that end cap 12 deletes.Because the gas port position of the cylinder end piece 12 of different model is different, therefore the regulating block 13 of different-thickness can be manufactured according to demand, the extension elongation of the piston rod adjusting cylinder A 1 can be realized by increasing regulating block 13, thus realize, according to the position of the gas port 21 of different size, cylinder D 16 is delivered to relevant position.
On described sealing shroud 7, gas port seal head 17 top is respectively arranged with O-ring seal A 18, O-ring seal B 19, in order to improve the sealing of each junction, prevents the phenomenon occurring to leak gas in end cap seal test, affects test result.
Also comprise PLC, be connected to the solenoid valve A of PLC, be connected to the solenoid valve B of solenoid valve A, solenoid valve C, solenoid valve D, solenoid valve E, the gentle leakage test platform of solenoid valve F, cylinder A 1 is connected to solenoid valve B, cylinder B 5 is connected to solenoid valve C, cylinder C 10 is connected to solenoid valve D, cylinder D 16 is connected to solenoid valve E, solenoid valve G is connected to solenoid valve F, gas port 21 is connected to the gentle leakage test platform of solenoid valve G, top outside the cylinder barrel of described cylinder A 1 is provided with magnetic switch A, top outside the cylinder barrel of described cylinder B 5 is provided with magnetic switch B, top outside the cylinder barrel of described cylinder D 16 and tail end are separately installed with magnetic switch C and magnetic switch D, described magnetic switch A, magnetic switch B, magnetic switch C and magnetic switch D is connected to PLC.First press start button rear electromagnetic valve A and open connection external air source, the piston rod of solenoid valve B action control cylinder B 5 stretches out and promotes the upper surface that sealing shroud A 7 pushes down end cap 12, magnet ring now on piston triggers the magnetic switch B being arranged on the cylinder barrel outer tip end of cylinder B 5, magnetic switch B by signal feedback to PLC, PLC Controlling solenoid valve A and solenoid valve D action make cylinder A 1 and cylinder C 10 action simultaneously, cylinder C 10 promotes sealing shroud B 19 and is sealed by end cap composite rim, cylinder D 16 is pushed to the gas port position on end cap 12 by the piston rod release of cylinder A 1, when the piston rod of cylinder A 1 reaches relevant position, magnet ring now on piston triggers the magnetic switch A being arranged on the cylinder barrel outer tip end of cylinder A 1, magnetic switch A by signal feedback to PLC, PLC Controlling solenoid valve E action makes cylinder D 16 action, the piston rod of cylinder D 16 promotes the sealing that gas port seal head 17 realizes the gas port of end cap 12, when the piston rod of cylinder D 16 reaches maximum position, time piston on magnet ring trigger and be arranged on the magnetic switch C of the cylinder barrel outer tip end of cylinder D 16, magnetic switch C by signal feedback to PLC, PLC Controlling solenoid valve F and solenoid valve G connects gas port 21 and external air source, realize to end cap 12 applied voltage test, and observe whether there is gas leak phenomenon by hermetic seal testing table.But after test terminates, press reset button, PLC Controlling solenoid valve C, solenoid valve D, solenoid valve E action, make the piston rod rollback of cylinder B 5, cylinder C 10 and cylinder D 16, when the piston rod of cylinder D 16 retracts to bottommost, magnet ring on piston trigger be arranged on cylinder D 16 cylinder barrel outside the magnetic switch D of tail end, magnetic switch D by signal feedback to PLC, PLC Controlling solenoid valve B action makes the piston rod of cylinder A 1 retract, thus is that a bottom end cover 12 is tested ready.
Claims (8)
1. a cylinder end piece test fixture, it is characterized in that: comprise frame (4), be arranged on the end cover fixture for fixed air cylinder end cap (12) (8) in frame (4), be arranged on the face seals for end cover (12) upper surface in frame (4), be arranged on the combination sealing ring seal device of the combined seal ring for end cover (12) in frame (4), be arranged on gas port packoff and the hermetic seal testing table of the gas port for end cover (12) in frame (4), external air source and hermetic seal testing table are connected to face seals.
2. cylinder end piece test fixture according to claim 1, is characterized in that: described end cover fixture (8) is removably fixed in frame (4).
3. cylinder end piece test fixture according to claim 1, it is characterized in that: described face seals comprises the cylinder B(5 be fixed on straight down in frame (4)), be rotatably installed on cylinder B(5 by bearing pin (6)) the sealing shroud A(7 of tailpiece of the piston rod), described sealing shroud A(7) bottom be provided with groove, boss size on the size of described groove and end cap (12) matches, described sealing shroud A(7) be provided with gas port (21) for connecting external air source.
4. cylinder end piece test fixture according to claim 1, it is characterized in that: described combination sealing ring seal device comprises the cylinder C(10 be fixed on straight up in frame (4)), vertically be fixed on the sliding sleeve (20) in frame (4), floated by screw and be fixed on cylinder C(10) connector (9) of tailpiece of the piston rod and the columniform sealing shroud B(11 that is installed on connector (9)), described connector (9) slides and is arranged in sliding sleeve (20), described sealing shroud B(11) outside dimension and end cap (12) in the hole size of combined seal ring match.
5. cylinder end piece test fixture as claimed in any of claims 1 to 4, it is characterized in that: described gas port packoff comprises the mounting bracket (2) of level and support (4) side, level is installed on the cylinder A(1 on mounting bracket (2)), be fixed on the slide rail (3) on support (2), floated by screw and be fixed on cylinder A(1) floating junction (15) of tailpiece of the piston rod, be installed on floating junction (15) and the slide block (14) be slidably placed in slide rail (3) and the cylinder D(16 being vertically fixed on slide rail (3) end), described slide rail (3) is provided with regulating block (13) towards the side of floating junction (15), described cylinder D(16) on gas port seal head (17) is installed.
6. cylinder end piece test fixture according to claim 3, is characterized in that: described sealing shroud A(7) on have O-ring seal A(18).
7. cylinder end piece test fixture according to claim 5, is characterized in that: described gas port seal head (17) top is provided with O-ring seal B(19).
8. cylinder end piece test fixture according to claim 6, it is characterized in that: also comprise PLC, be connected to the solenoid valve A of PLC, be connected to the solenoid valve B of solenoid valve A, solenoid valve C, solenoid valve D, solenoid valve E, the gentle leakage test platform of solenoid valve F, cylinder A(1) be connected to solenoid valve B, cylinder B(5) be connected to solenoid valve C, cylinder C(10) be connected to solenoid valve D, cylinder D(16) be connected to solenoid valve E, solenoid valve G is connected to solenoid valve F, gas port (21) is connected to the gentle leakage test platform of solenoid valve G, described cylinder A(1) cylinder barrel outside top magnetic switch A is installed, described cylinder B(5) cylinder barrel outside top magnetic switch B is installed, described cylinder D(16) cylinder barrel outside top and tail end be separately installed with magnetic switch C and magnetic switch D, described magnetic switch A, magnetic switch B, magnetic switch C and magnetic switch D is connected to PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210532815.5A CN103033317B (en) | 2012-12-12 | 2012-12-12 | Testing tool of air cylinder end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210532815.5A CN103033317B (en) | 2012-12-12 | 2012-12-12 | Testing tool of air cylinder end cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103033317A CN103033317A (en) | 2013-04-10 |
| CN103033317B true CN103033317B (en) | 2015-02-18 |
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ID=48020444
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210532815.5A Expired - Fee Related CN103033317B (en) | 2012-12-12 | 2012-12-12 | Testing tool of air cylinder end cover |
Country Status (1)
| Country | Link |
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| CN (1) | CN103033317B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931199B (en) * | 2015-06-06 | 2017-12-05 | 广西玉柴机器股份有限公司 | A kind of Rear oil seal leakage testing device |
| CN105092167A (en) * | 2015-09-15 | 2015-11-25 | 浙江亿太诺气动科技有限公司 | Cylinder end cap hole detection device and method |
| CN109341980B (en) * | 2018-11-09 | 2020-11-13 | 襄阳市中康汽车配件有限公司 | Engine cylinder cover air tightness detection device |
| CN110044314A (en) * | 2019-03-27 | 2019-07-23 | 南京泰普森自动化设备有限公司 | Flexible floating straight pillar matching cylinder cap measuring device and cylinder cap automatic assembly line |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20306379U1 (en) * | 2003-04-24 | 2003-06-18 | Festo Ag & Co | Fastening element and matching cylinder cover of a fluid-operated working cylinder |
| CN100585357C (en) * | 2008-05-07 | 2010-01-27 | 常州市科信燃气设备有限公司 | Voltage-regulating transformer valve body detection device |
| CN101769816B (en) * | 2009-09-08 | 2011-09-07 | 海洋王照明科技股份有限公司 | Sealing ring tightness measuring device |
| CN102221441B (en) * | 2011-03-15 | 2013-03-06 | 大连市锅炉压力容器检验研究院 | Sealing detector for safety valve |
| CN202928753U (en) * | 2012-12-12 | 2013-05-08 | 费斯托气动有限公司 | Testing tool for cylinder end cap |
-
2012
- 2012-12-12 CN CN201210532815.5A patent/CN103033317B/en not_active Expired - Fee Related
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| CN103033317A (en) | 2013-04-10 |
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Granted publication date: 20150218 Termination date: 20191212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |