CN107089563A - A kind of pneumatic chuck device - Google Patents
A kind of pneumatic chuck device Download PDFInfo
- Publication number
- CN107089563A CN107089563A CN201710283338.6A CN201710283338A CN107089563A CN 107089563 A CN107089563 A CN 107089563A CN 201710283338 A CN201710283338 A CN 201710283338A CN 107089563 A CN107089563 A CN 107089563A
- Authority
- CN
- China
- Prior art keywords
- pneumatic chuck
- air
- push shaft
- pneumatic
- plane push
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/18—Constructional details
- B65H75/24—Constructional details adjustable in configuration, e.g. expansible
- B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
- B65H75/243—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/02—Supporting web roll
- B65H18/028—Both ends type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/176—Cardboard
Abstract
The invention discloses a kind of pneumatic chuck device, including pneumatic chuck body, adpting flange, air rammer, compression spring, inclined-plane push shaft, beveled claw and pneumatic chuck drive end bearing bracket；Set on the pneumatic chuck body into outgassing nonreturn valve, one end of the adpting flange is connected with one end of pneumatic chuck body, the pneumatic chuck drive end bearing bracket is connected with the other end of pneumatic chuck sheet, and beveled claw is also equipped between the pneumatic chuck drive end bearing bracket and pneumatic chuck sheet；The inclined-plane push shaft be arranged on pneumatic chuck body inside center, and wherein one end with and face pawl connect；The other end of the inclined-plane push shaft is screwed with air rammer to be installed together, and a compression spring is also equipped between the end face of air rammer and inclined-plane push shaft；The air rammer is located between adpting flange and pneumatic Gripper body, and forms between adpting flange and air rammer the first air cavity；The second air cavity is formed between air rammer and the pneumatic chuck sheet.
Description
Technical field
The present invention relates to the field of refill winding chuck, more particularly to a kind of pneumatic chuck device.
Background technology
At present, in refill wrapup procedure, usually using pneumatic chuck swelling refill, then wound, but it is existing
Pneumatic chuck structure, it is complicated, and the degree of refill tensioner is difficult to ensure that, easily refill is caused to damage so that refill
The number of times used is reduced, while safeguarding difficulty.
Therefore, prior art has yet to be improved and developed.
The content of the invention
It is an object of the invention to provide a kind of pneumatic chuck device, it is intended to solves existing Pneumatic chuck structure, work original
Reason is complicated, and when causing winding, refill tensioner degree is difficult to ensure that in certain degree, causes refill to damage, access times
The technical problem of reduction.
Technical scheme is as follows：A kind of pneumatic chuck device, it includes pneumatic chuck body, adpting flange, gas
Piston, compression spring, inclined-plane push shaft, beveled claw and the pneumatic chuck drive end bearing bracket for leading into refill；The pneumatic clamps
The outgassing nonreturn valve that enters with exhaust for air inlet, one end and the pneumatic chuck body of the adpting flange are provided with head body
One end is connected, and the pneumatic chuck drive end bearing bracket is connected with the other end of pneumatic chuck sheet, the pneumatic chuck drive end bearing bracket and pneumatic
The beveled claw of collection core bore is also equipped with for swelling and unclamped between chuck sheet；The inclined-plane push shaft is arranged on pneumatic chuck sheet
The inside center of body, and wherein one end connects with beveled claw；The other end of the inclined-plane push shaft with air rammer with passing through screw
It is fixedly installed togather, and a compression spring, the compression bullet is also equipped between the end face of air rammer and inclined-plane push shaft
Piston is withstood in one end of spring, and the other end withstands pneumatic chuck body；The air rammer is located at adpting flange and pneumatic chuck sheet
Between body, and form between adpting flange and air rammer the first air cavity；Shape between air rammer and the pneumatic chuck sheet
Into the second air cavity；First air cavity and the second air cavity are not connected mutually.Described pneumatic chuck device, wherein, in addition to one
Individual lubrication system, the lubrication system includes for the priming cup of shot lubrication butter and the oiling cup for installing priming cup,
Oiling cup be arranged on inclined-plane push shaft one end termination, priming cup be arranged on oiling cup center, and priming cup also with outside
The grease gun connection in portion.
Described pneumatic chuck device, wherein, it is also equipped with being used to prevent the first gas on the excircle of the air rammer
Chamber and the seal of the second air cavity ventilation, inwall of the seal also with pneumatic chuck sheet are in contact.
Described pneumatic chuck device, wherein, a pad is also equipped between adpting flange and the pneumatic chuck body
Circle.
Described pneumatic chuck device, wherein, blackout has a packing ring between air rammer and the inclined-plane push shaft.
Described pneumatic chuck device, wherein, a pad is also equipped between described oiling cup and inclined-plane push shaft one end
Circle.
Described pneumatic chuck device, wherein, the other end of the adpting flange is connected with sliding axle.
Described pneumatic chuck device, wherein, the compression spring is cylinder-shaped compression spring.
Described pneumatic chuck device, wherein, the inclined-plane push shaft includes cylindrical portion and pushes away platform portion, and the platform portion that pushes away has one
Part it is nested with beveled claw install, the cylindrical portion with push away platform position integrative-structure.
Beneficial effect：The present invention will be by that will enter outgassing nonreturn valve on pneumatic chuck body, it is possible to realization pair
The first air cavity formed between adpting flange and air rammer, supercharging and decompression, and then inclined-plane push shaft is promoted, pushed away by inclined-plane
Axle, promotes beveled claw to expand outwardly so that beveled claw is swollen to enter refill；So total is simple, promote oblique by inclined-plane push shaft
Face pawl, to realize beveled claw swelling or unclamp refill, so the injury to refill can be reduced, refill can repeatedly be made
With improving the service life of refill.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is another structural representation of the present invention.
Fig. 3 is another structural representation of the present invention.
Embodiment
To make the objects, technical solutions and advantages of the present invention clearer, clear and definite, develop simultaneously embodiment pair referring to the drawings
The present invention is further described.
As Figure 1-3, the invention discloses a kind of pneumatic chuck device, it includes pneumatic chuck body 1, adpting flange
2nd, air rammer 3, compression spring 4, inclined-plane push shaft 5, beveled claw 6 and the pneumatic chuck drive end bearing bracket 7 for leading into refill；Institute
State be provided with pneumatic chuck body 1 for air inlet and exhaust enter outgassing nonreturn valve 8, one end of the adpting flange 2 and gas
One end connection of dynamic Gripper body 1, the pneumatic chuck drive end bearing bracket 7 is connected with the other end of pneumatic chuck sheet 1, the pneumatic clamps
The beveled claw 6 of collection core bore is also equipped with for swelling and unclamped between head drive end bearing bracket 7 and pneumatic chuck sheet 1；The inclined-plane is pushed away
Axle 5 is arranged on the inside center of pneumatic chuck body 1, and wherein one end connects with beveled claw 6；The inclined-plane push shaft 5 it is another
End is installed together with being screwed with air rammer 3, and is also pacified between the end face of air rammer 3 and inclined-plane push shaft 5
Equipped with a compression spring 4, piston is withstood in one end of the compression spring 4, and the other end withstands pneumatic chuck body 1；It is described pneumatic
Piston 3 is located between adpting flange 2 and pneumatic Gripper body 1, and forms between adpting flange 2 and air rammer 3 first gas
Chamber 11；The second air cavity 12 is formed between the air rammer 3 and pneumatic chuck sheet 1；The air cavity 12 of first air cavity 11 and second
Do not connect mutually.
Using said structure, the inside of the invention by the way that inclined-plane push shaft to be arranged on to pneumatic chuck body so that its one end
Connect with beveled claw, and air rammer is connected with the other end of inclined-plane push shaft, so the first air cavity is by pneumatic chuck body, connection
Flange and air rammer are constituted together；Second air cavity is made up of together pneumatic chuck body, inclined-plane push shaft and air rammer；So
By entering after outgassing nonreturn valve air inlet, the increase of the air pressure of the first air cavity promotes air rammer to move inward, inclined-plane push shaft undetermined
Move inwards, force beveled claw to expand outwardly, so that swelling refill hole；And when winding, can be by entering outgassing nonreturn valve
Deflated, reduce the air pressure of the first air cavity, so under the restoring force of compression spring, driving air rammer outward movment, entering
And inclined-plane push shaft outward movment is driven, beveled claw is shunk, and unclamps refill.Therefore, it is seen that the present invention realizes swelling and unclamps refill
It is simple in construction, and by beveled claw come swelling and release, reduce the injury to refill so that the number of times that refill can be used
Increase, improves the service life of refill.Furthermore, it is possible to inflate and exhaust outlet, air gun is inserted into body during inflation, gas is punched
After can extract air gun out because entering outgassing nonreturn valve has one-way air inlet function, even if air gun is extracted, gas will not also leak；
During exhaust, as long as the protruding shaft entered on outgassing nonreturn valve, which is pressed, to be vented.
Furtherly, in addition to a lubrication system 9, the lubrication system 9 includes the priming cup for shot lubrication butter
91 and for installing the oiling cup 92 of priming cup, oiling cup 92 is arranged on the termination of one end of inclined-plane push shaft 5, priming cup 91
Installed in the center of oiling cup 92, and priming cup 91 is also connected with outside grease gun.
After said structure, the present invention installs priming cup by oiling cup, and priming cup and outside grease gun
Connection so that lubricating oil smoothly reach needed for regions of lubrication so that inclined-plane push shaft promoted in beveled claw during friction
Power is reduced, and inclined-plane push shaft is moved inward or outward movment is more smooth, it is ensured that the operation of pneumatic chuck outer inclined-plane push shaft is smooth,
So the amount for entering outgassing nonreturn valve air inlet every time is more or less the same, beveled claw reaches that swelling degree is identical.
Furtherly, it is also equipped with being used to prevent the first air cavity 11 and the second air cavity on the excircle of the air rammer 3
The seal 13 of 12 ventilations, the inwall of the seal 13 also with pneumatic chuck sheet 1 is in contact；The adpting flange 2 and pneumatic clamps
A packing ring 10 is also equipped between head body 1；A packing ring 10 is installed between the air rammer 3 and inclined-plane push shaft 5；Institute
State and a packing ring 10 is also equipped between oiling cup 92 and the one end of inclined-plane push shaft 5.
After said structure, the present invention realizes the sealing of air rammer and pneumatic Gripper body by seal, prevents
Only the first air cavity and the ventilation of the second air cavity, cause do not have air pressure difference between the first air cavity and the second air cavity, cause air rammer
Inclined-plane push shaft can not inward be promoted；Simultaneously by the packing ring between adpting flange and pneumatic Gripper body, first can be prevented
Air cavity gas leakage, and the packing ring installed between air rammer and inclined-plane push shaft can prevent the second air cavity gas leakage, and then destroy air cavity
Between air pressure；Packing ring between oiling cup and inclined-plane push shaft one end can prevent butter from being overflowed from edge.
Furtherly, the other end of the adpting flange 2 is connected with sliding axle 14；Phase is connected with connection method by sliding axle
Connect, can drive and be wound by the refill of swelling, while pneumatic chuck device can also be controlled to unclamp refill.
Furtherly, the compression spring 4 is cylinder-shaped compression spring；It can be pushed away by circular compression spring for inclined-plane
Axle provides the elastic force resetted so that inclined-plane push shaft can carry out swelling beveled claw again；Air rammer compresses cylinder during inflation
Spring-compressed, stores potential energy, the potential energy release stored during exhaust, and air rammer is resetted.
Furtherly, the inclined-plane push shaft 5 includes cylindrical portion 51 and pushes away platform portion 52, it is described push away platform portion 52 some with it is oblique
Face pawl 6 is nested to be installed, and the cylindrical portion 51 and pushes away the integrative-structure of platform position 52；Beveled claw can be extruded by pushed section so that tiltedly
Face pawl can be expanded outward, and cylindrical portion is slided in pneumatic chuck body.
As shown in figure 3, apparatus of the present invention use the structural representation wound in refill, pneumatic chuck device is respectively against paper
The two ends of core 15, and in the termination of the heart that is embedded into of beveled claw 6 and pneumatic chuck drive end bearing bracket 7, and the swelling paper of beveled claw 6
Core.
Operation principle：
1. the poroid state of beveled claw swelling refill
Charge gun is inserted into outgassing nonreturn valve so that gas enters the first air cavity by air flue, and now the first air cavity produces air pressure,
Promote air rammer to be moved to the second air cavity, while compressing cylindrical compression spring, and drive inclined-plane push shaft to move inwards, force tiltedly
Face pawl is expanded outwardly, so that swelling refill hole, realizes self-centering while refill is fixed, can now carry out winding work
Make.In addition, the present invention is when winding work, it is ensured that the air pressure of the first air cavity ensures that the first air cavity has in certain scope
The sealing surface of association must not have leakage.
2. beveled claw releasing orientation
Winding after hours, will exit refill hole, beveled claw must be made to be reduced to center；It will enter first on outgassing nonreturn valve
Protruding shaft is pressed, and now the gas in the first air cavity is discharged from outgassing nonreturn valve is entered, and is caused the reduction of the first air cavity air pressure, is worked as air pressure
Drop to it is certain straight after, the cylindrical compression spring in compressive state starts to restore originally, so as to promote air rammer to reset, at this moment
Beveled claw reduces to center.
The present invention will be by that will enter outgassing nonreturn valve on the pneumatic chuck body, it is possible to realize to adpting flange and
The first air cavity formed between air rammer, supercharging and decompression, and then inclined-plane push shaft is promoted, pass through inclined-plane push shaft, promote inclined-plane
Pawl is expanded outwardly so that beveled claw is swollen to enter refill；So total is simple, beveled claw is promoted by inclined-plane push shaft, to realize
Refill is unclamped in beveled claw swelling, so the injury to refill can be reduced, refill can be used for multiple times, refill is improved
Service life.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.
Claims (9)
1. a kind of pneumatic chuck device, it is characterised in that：Including pneumatic chuck body, adpting flange, air rammer, compression bullet
Spring, inclined-plane push shaft, beveled claw and the pneumatic chuck drive end bearing bracket for leading into refill；It is provided with the pneumatic chuck body
For air inlet and exhaust enter outgassing nonreturn valve, one end of the adpting flange is connected with one end of pneumatic chuck body, described
Pneumatic chuck drive end bearing bracket is connected with the other end of pneumatic chuck sheet, is also pacified between the pneumatic chuck drive end bearing bracket and pneumatic chuck sheet
Equipped with the beveled claw for swelling and release collection core bore；The inclined-plane push shaft is arranged on the inside center of pneumatic chuck body,
And wherein one end with and face pawl connect；The other end of the inclined-plane push shaft with air rammer with being screwed installed in one
Rise, and a compression spring is also equipped between the end face of air rammer and inclined-plane push shaft, one end of the compression spring is withstood
Piston, the other end withstands pneumatic chuck body；The air rammer is located between adpting flange and pneumatic Gripper body, and even
The first air cavity is formed between acting flange and air rammer；The second air cavity is formed between air rammer and the pneumatic chuck sheet；Institute
State the first air cavity and the second air cavity is not connected mutually.
2. pneumatic chuck device according to claim 1, it is characterised in that also including a lubrication system, the lubrication knot
Structure includes for the priming cup of shot lubrication butter and the oiling cup for installing priming cup, and oiling cup is pushed away installed in inclined-plane
The termination of one end of axle, priming cup is arranged on the center of oiling cup, and priming cup is also connected with outside grease gun.
3. pneumatic chuck device according to claim 1, it is characterised in that also installed on the excircle of the air rammer
There is the seal for preventing the first air cavity and the second air cavity to ventilate, inwall of the seal also with pneumatic chuck sheet is in contact.
4. pneumatic chuck device according to claim 3, it is characterised in that the adpting flange and pneumatic chuck body it
Between be also equipped with a packing ring.
5. pneumatic chuck device according to claim 4, it is characterised in that dark between air rammer and the inclined-plane push shaft
Turn have a packing ring.
6. pneumatic chuck device according to claim 5, it is characterised in that the oiling cup and inclined-plane push shaft one end it
Between be also equipped with a packing ring.
7. pneumatic chuck device according to claim 1, it is characterised in that the other end and sliding axle of the adpting flange
Connection.
8. pneumatic chuck device according to claim 1, it is characterised in that the compression spring is cylindrical compression
Spring.
9. pneumatic chuck device according to claim 1, it is characterised in that the inclined-plane push shaft includes cylindrical portion and pushes away platform
Portion, it is described push away platform portion some it is nested with beveled claw install, the cylindrical portion and push away platform position integrative-structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710283338.6A CN107089563A (en) | 2017-04-26 | 2017-04-26 | A kind of pneumatic chuck device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710283338.6A CN107089563A (en) | 2017-04-26 | 2017-04-26 | A kind of pneumatic chuck device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107089563A true CN107089563A (en) | 2017-08-25 |
Family
ID=59637496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710283338.6A Pending CN107089563A (en) | 2017-04-26 | 2017-04-26 | A kind of pneumatic chuck device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107089563A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750784A (en) * | 2018-06-25 | 2018-11-06 | 安徽红爱实业股份有限公司 | A kind of automatic change of lap formula layout machine of shaftless cloth roll |
| CN109019134A (en) * | 2018-06-25 | 2018-12-18 | 安徽红爱实业股份有限公司 | A kind of automatic feeding type layout machine convenient for locking |
| CN109850624A (en) * | 2018-10-29 | 2019-06-07 | 昆明鼎承科技有限公司 | A kind of device and method that manipulation paper disc is fixed automatically |
| CN111453491A (en) * | 2020-04-16 | 2020-07-28 | 常州市新创智能科技有限公司 | Pneumatic semi-automatic double-arm fiber fabric winding and unwinding device |
| CN112224951A (en) * | 2020-10-30 | 2021-01-15 | 温州中壹技术研究院有限公司 | Clothing production intelligence feeding system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2583398B3 (en) * | 1985-06-17 | 1988-10-28 | Achard Picard Jean | EXPANDABLE AND RETRACTABLE SHAFT, PARTICULARLY FOR TIGHTENING CHUCKS RECEIVING STRIP MATERIALS |
| CN201284907Y (en) * | 2008-10-14 | 2009-08-05 | 无锡五冶重工机械有限公司 | Oilway lubrication apparatus for winding drum part of hydraulic coiler |
| CN101602450A (en) * | 2009-07-02 | 2009-12-16 | 西南铝业（集团）有限责任公司 | A kind of air bag type expanded shaft |
| CN201367279Y (en) * | 2009-01-08 | 2009-12-23 | 玉溪环球彩印纸盒有限公司 | Gas expanded shaft |
| CN201647698U (en) * | 2010-04-22 | 2010-11-24 | 杭州大华工控技术有限公司 | Air machine collet for splitting machine unwinding |
| CN202967756U (en) * | 2012-09-29 | 2013-06-05 | 肖克贵 | Pneumatic expansion head for expanding coiled material core |
| CN206969912U (en) * | 2017-04-26 | 2018-02-06 | 广东仕诚塑料机械有限公司 | A kind of pneumatic chuck device |
-
2017
- 2017-04-26 CN CN201710283338.6A patent/CN107089563A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2583398B3 (en) * | 1985-06-17 | 1988-10-28 | Achard Picard Jean | EXPANDABLE AND RETRACTABLE SHAFT, PARTICULARLY FOR TIGHTENING CHUCKS RECEIVING STRIP MATERIALS |
| CN201284907Y (en) * | 2008-10-14 | 2009-08-05 | 无锡五冶重工机械有限公司 | Oilway lubrication apparatus for winding drum part of hydraulic coiler |
| CN201367279Y (en) * | 2009-01-08 | 2009-12-23 | 玉溪环球彩印纸盒有限公司 | Gas expanded shaft |
| CN101602450A (en) * | 2009-07-02 | 2009-12-16 | 西南铝业（集团）有限责任公司 | A kind of air bag type expanded shaft |
| CN201647698U (en) * | 2010-04-22 | 2010-11-24 | 杭州大华工控技术有限公司 | Air machine collet for splitting machine unwinding |
| CN202967756U (en) * | 2012-09-29 | 2013-06-05 | 肖克贵 | Pneumatic expansion head for expanding coiled material core |
| CN206969912U (en) * | 2017-04-26 | 2018-02-06 | 广东仕诚塑料机械有限公司 | A kind of pneumatic chuck device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750784A (en) * | 2018-06-25 | 2018-11-06 | 安徽红爱实业股份有限公司 | A kind of automatic change of lap formula layout machine of shaftless cloth roll |
| CN109019134A (en) * | 2018-06-25 | 2018-12-18 | 安徽红爱实业股份有限公司 | A kind of automatic feeding type layout machine convenient for locking |
| CN109850624A (en) * | 2018-10-29 | 2019-06-07 | 昆明鼎承科技有限公司 | A kind of device and method that manipulation paper disc is fixed automatically |
| CN111453491A (en) * | 2020-04-16 | 2020-07-28 | 常州市新创智能科技有限公司 | Pneumatic semi-automatic double-arm fiber fabric winding and unwinding device |
| CN112224951A (en) * | 2020-10-30 | 2021-01-15 | 温州中壹技术研究院有限公司 | Clothing production intelligence feeding system |
| CN112224951B (en) * | 2020-10-30 | 2022-09-09 | 杭州锦鹏服饰有限公司 | Clothing production intelligence feeding system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107089563A (en) | A kind of pneumatic chuck device | |
| CN103466082B (en) | Electromechanical actuator lubrication system for punching press gas-turbine | |
| CN206969912U (en) | A kind of pneumatic chuck device | |
| KR20110093961A (en) | Lip type seal | |
| CN101307850A (en) | Non-serviceable fluid tube coupling | |
| CN101856695B (en) | Method and equipment thereof for buckling-riveting outer sleeve of push-pull flexible shaft | |
| EP3158215B1 (en) | Gas spring | |
| US7712201B2 (en) | Method for installing a seal | |
| JP2018520010A (en) | Axle caulking tool | |
| CN106584069B (en) | A kind of erecting device of bearing | |
| US20020043746A1 (en) | Air spring and method for making the same | |
| CN106763210A (en) | Fast Installation bearing | |
| WO2023217295A1 (en) | Emergency valve having emergency acceleration relieving function | |
| CN111734693B (en) | Pneumatic strain energy accumulator and control method thereof | |
| CN109964048A (en) | Pneumatically or hydraulically mechanism | |
| CN111691843A (en) | Oil pipe plug | |
| CN104514620A (en) | System for protecting a turbo-supercharging unit | |
| CN210014013U (en) | Inflatable internal expanding type inner hole plugging device | |
| CN103174770A (en) | Hydraulic pressure automodulation pulling-type clutch release bearing assembly | |
| US6971150B1 (en) | Method of positioning a seal in a groove of a bore in a housing | |
| CN111350871A (en) | Valve shaft sealing device | |
| CN212537061U (en) | Joint assembly | |
| CN220828557U (en) | Valve core of pressure limiting valve | |
| CN205716416U (en) | Quick connector | |
| CN204025433U (en) | Directly unload lubricated clutch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170825 |