CN109869370A - A kind of adjustable floating cylinder - Google Patents
A kind of adjustable floating cylinder Download PDFInfo
- Publication number
- CN109869370A CN109869370A CN201910250944.7A CN201910250944A CN109869370A CN 109869370 A CN109869370 A CN 109869370A CN 201910250944 A CN201910250944 A CN 201910250944A CN 109869370 A CN109869370 A CN 109869370A
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- Prior art keywords
- locking chuck
- shaft
- cylinder
- locking
- piston
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Abstract
The invention discloses a kind of adjustable floating cylinders, including cylinder body, cylinder sleeve, shaft, end cover, piston bush, locking chuck and floating spring；The both ends of cylinder body are equipped with end cover；Cylinder sleeve is installed in cylinder body, the both ends of cylinder sleeve and end cover seal, and piston cavity is formed in cylinder sleeve；Bottom inner end cap and inner front end lid are separately installed at the both ends of piston cavity；Piston bush is provided in cylinder sleeve；Shaft is movably installed in cylinder sleeve；Floating spring is installed between shaft and bottom inner end cap；Locking chuck is arranged with outside shaft；Tightening slot is provided on the side wall of locking chuck；It tightens slot to extend from one end of locking chuck to the other end, be evenly spaced on around locking chuck；The conical limit hole with locking chuck cooperation is provided in piston bush.The present invention has the function of elastic floating, is convenient for clamping, can carry out positioning to shaft at an arbitrary position and lock, full-featured, safety is good.
Description
Technical field
The present invention relates to cylinder field, in particular to a kind of adjustable floating cylinder.
Background technique
Cylinder is a kind of pneumatic apparatus, is moved back and forth in cylinder body using compressed gas-driven piston, then by piston
Drive piston rod driving load reciprocating action.Cylinder is frequently used for realizing clamping operation.Existing fixed journey system cylinder, does not have
Elastic floating function when being clamped every time, need to be adjusted cylinder, and adjusting working hour is long, time-consuming and laborious.Partial floating cylinder
With elastic floating function, but any position locking can not be carried out to piston rod, clamping effect is poor, easily loosens.Therefore,
A kind of Novel air cylinder for having both elastic floating function and any position positioning locking function of demand.
Summary of the invention
In order to solve the above technical problems, having the function of elastic floating, just the present invention provides a kind of adjustable floating cylinder
It in clamping, while can position at an arbitrary position locked, full-featured, safety is good, and it is complicated to solve existing air cylinder structure, function
Single, clamping efficiency is low, and using effect is poor, the problem of safety difference.
In order to achieve the above objectives, technical scheme is as follows: a kind of adjustable floating cylinder, including cylinder body, cylinder sleeve,
Shaft, end cover, piston bush, locking chuck and floating spring；The both ends of the cylinder body are equipped with end cover, in the cylinder
Seal cavity is formed in vivo；Cylinder sleeve is installed in the cylinder body, the both ends of the cylinder sleeve and the end cover seal, in institute
It states and forms piston cavity in cylinder sleeve；Bottom inner end cap and inner front end lid are separately installed at the both ends of the piston cavity；?
The piston bush is provided in the cylinder sleeve；It is provided with piston bulge loop outside the piston bush, is arranged outside the piston bulge loop
There is the first sealing ring；Piston cavity separation is independent front cavity and rear chamber by the piston bulge loop, and described first is close
Seal and the inner wall of the cylinder sleeve are in sealing contact；The shaft is arranged along the cylinder length direction, is movably installed in the cylinder
In set, the front end of the shaft is passed through from the inner front end lid, is pierced by the cylinder body；The shaft and bottom inner end cap it
Between the floating spring is installed；The piston bush is sheathed on outside the shaft；Locking chuck, institute are arranged with outside the shaft
Locking chuck is stated between the shaft and piston bush；The locking chuck front end is truncated conical body structure, inside setting
There is the through-hole along the locking chuck length direction；It is provided on the side wall of the locking chuck along the locking chuck length
The tightening slot in direction；The tightening slot extends from one end of the locking chuck to the other end, uniform around the locking chuck
It is spaced apart；The conical limit hole with locking chuck cooperation is provided in the piston bush；The locking chuck is located at
Between the piston bush and bottom inner end cap；When the piston bush is moved to the locking chuck, the conical limit hole is oppressed
The locking chuck makes the locking chuck to contract, is coated on the shaft, carries out axial restraint to the shaft.
As a preferred solution of the present invention, collet is provided between the locking chuck and the inner front end lid
Spring.
As a preferred solution of the present invention, it is arranged outside inner front end lid and bottom portion inner end cap and is equipped with second
Sealing ring.
As a preferred solution of the present invention, the locking chuck is made of wear-resisting antiskid plastic material.
As a preferred solution of the present invention, cylindrical footstalk is provided in the shaft tail end；The footstalk
Diameter is greater than the aperture of the through-hole of the locking chuck.
As a preferred solution of the present invention, the first stomata and second being connected to outside is provided on the cylinder body
Stomata；First stomata is connected to the front cavity；Second stomata is connected to the rear chamber.
As a preferred solution of the present invention, the both ends of the locking chuck are all truncated conical body structure, the lock
The cone angle degree of clinch ear front end is less than the locking chuck rear end cone angle degree；On the locking chuck, pressed from both sides from the locking
The tightening slot and successively handed over from the tightening slot that locking chuck rear end forward end extends that head front end extends to the back-end
For setting.
Through the above technical solutions, the significant beneficial effect of technical solution of the present invention is: the configuration of the present invention is simple is reasonable, system
It makes at low cost, when piston bush does not oppress locking chuck, has the function of elastic floating, be convenient for clamping, when piston casing pressure
When compeling locking chuck, positioning can be carried out to shaft at an arbitrary position and locked, full-featured, safety is good.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is external structure schematic diagram of the invention.
Fig. 2 is schematic diagram of internal structure of the invention.
Fig. 3 is inner section broken away view of the present invention.
Fig. 4 is partial structural diagram of the invention.
Fig. 5 is the structural schematic diagram of locking chuck of the invention.
Number and corresponding component title represented by letter in figure:
1. 2. shaft of cylinder body, 3. end cover
4. 6. piston bush of the first 5. second stomata of stomata
7. 8. bottom inner end cap of the first sealing ring, 9. floating spring
10. 11. collet spring of locking chuck, 12. inner front end lid.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment
Realization is gripped the invention discloses a kind of adjustable floating cylinder in conjunction with Fig. 1 to Fig. 5, including cylinder body
1, cylinder sleeve, shaft 2, end cover 3, piston bush 6, locking chuck 10 and floating spring 9.The both ends of cylinder body 1 are equipped with sealed end
Lid 3 forms seal cavity in cylinder body 1.Cylinder sleeve is installed in cylinder body 1, the both ends of cylinder sleeve and end cover 3 seal, in cylinder
Piston cavity is formed in set.Bottom inner end cap 8 and inner front end lid 12 are separately installed at the both ends of piston cavity.In cylinder sleeve
It is provided with piston bush 6.It is provided with piston bulge loop outside piston bush 6, the first sealing ring 7 is arranged with outside piston bulge loop.Piston is convex
Piston cavity separation is independent front cavity and rear chamber by ring, and the inner wall of the first sealing ring 7 and cylinder sleeve is in sealing contact.In cylinder body
The first stomata 4 and the second stomata 5 being connected to outside are provided on 1；First stomata 4 is connected to front cavity；Second stomata 5 is with after
Cavity connection.Shaft 2 is arranged along 1 length direction of cylinder body, is movably installed in cylinder sleeve, and the front end of shaft 2 is from front inner end cap 12
It passes through, is pierced by cylinder body 1；Floating spring 9 is installed between shaft 2 and bottom inner end cap 8.Piston bush 6 is sheathed on outside shaft 2.
Locking chuck 10 is arranged with outside shaft 2, locking chuck 10 is between shaft 2 and piston bush 6.10 front end of locking chuck is flat
Head conical structure, is internally provided with the through-hole along 10 length direction of locking chuck.It is provided on the side wall of locking chuck 10
Along the tightening slot of 10 length direction of locking chuck.It tightens slot to extend from one end of locking chuck 10 to the other end, around locking folder
First 10 are evenly spaced on.In order to improve the performance of locking chuck 10, it is preferred that locking chuck 10 is by wear-resisting antiskid plastic material
It is made.The conical limit hole cooperated with locking chuck 10 is provided in piston bush 6.Locking chuck 10 is located at piston bush 6 and bottom
Between portion's inner end cap 8.When piston bush 6 is moved to locking chuck 10, locking chuck 10 is oppressed in conical limit hole, makes locking chuck 10
It to contract, is coated on shaft 2, axial restraint is carried out to shaft 2.
In order to improve stability of the invention, avoid locking chuck 10 that from can not unclamping shaft 2, in locking chuck 10 and front
Collet spring 11 is provided between inner end cap 12.
In order to improve sealing performance of the invention, it is arranged outside inner front end lid 12 and bottom inner end cap 8 and is equipped with second
Sealing ring.
Shaft 2 is deviate from out of cylinder body 1 in order to prevent, and cylindrical footstalk is provided in 2 tail end of shaft；The diameter of footstalk is big
In the aperture of the through-hole of locking chuck 10.
In order to have preferably locked clamping effect, the both ends of locking chuck 10 are all truncated conical body structure, locking folder
The cone angle degree of first 10 front end is less than 10 rear end cone angle degree of locking chuck；On locking chuck 10, from 10 front end of locking chuck to
The tightening slot and be successively arranged alternately from the tightening slot that 10 rear end forward end of locking chuck extends that rear end extends
The working principle of the invention；When not in front cavity pressurize inflate when, piston bush 6 does not oppress locking chuck 10, this
When locking chuck 10 unclamp shaft 2, shaft 2 can be along axial free movement, and under the action of floating spring 9, and shaft 2 is forward
Elastic pushing tow；When needing to lock to shaft 2, when clamping object, is inflated to pressurizeing in front cavity, transport piston bush 6 backward
Dynamic, piston bush 6 is by the pushing tow backward of locking chuck 10, until being against in bottom inner end cap 8, at this time since 6 pairs of lockings of piston bush are pressed from both sides
First 10 pressure, locking chuck 10 avoid shaft 2 from being axially moved to contract, locking shaft 2.
By above-mentioned specific embodiment, the beneficial effects of the present invention are: the configuration of the present invention is simple is reasonable, manufacturing cost is low,
When piston bush does not oppress locking chuck, have the function of elastic floating, be convenient for clamping, when piston bush oppresses locking chuck
When, positioning can be carried out to shaft at an arbitrary position and locked, full-featured, safety is good.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (7)
1. a kind of adjustable floating cylinder, which is characterized in that including cylinder body, cylinder sleeve, shaft, end cover, piston bush, locking folder
Head and floating spring；The both ends of the cylinder body are equipped with end cover, form seal cavity in the cylinder body；In the cylinder body
Cylinder sleeve is inside installed, the both ends of the cylinder sleeve and the end cover seal, and form piston cavity in the cylinder sleeve；Described
The both ends of piston cavity are separately installed with bottom inner end cap and inner front end lid；The piston bush is provided in the cylinder sleeve；
It is provided with piston bulge loop outside the piston bush, is arranged with the first sealing ring outside the piston bulge loop；The piston bulge loop will
The piston cavity separation is independent front cavity and rear chamber, and the inner wall sealing of first sealing ring and the cylinder sleeve connects
Touching；The shaft is arranged along the cylinder length direction, is movably installed in the cylinder sleeve, and the front end of the shaft is before described
Portion's inner end cap passes through, and is pierced by the cylinder body；The floating spring is installed between the shaft and bottom inner end cap；The work
Plug sleeve is sheathed on outside the shaft；Locking chuck is arranged with outside the shaft, the locking chuck is located at the shaft and work
Between plug sleeve；The locking chuck front end is truncated conical body structure, is internally provided with along the locking chuck length direction
Through-hole；The tightening slot along the locking chuck length direction is provided on the side wall of the locking chuck；The tightening slot from
One end of the locking chuck extends to the other end, is evenly spaced on around the locking chuck；It is set in the piston bush
It is equipped with the conical limit hole with locking chuck cooperation；The locking chuck be located at the piston bush and bottom inner end cap it
Between；When the piston bush is moved to the locking chuck, the locking chuck is oppressed in the conical limit hole, presss from both sides the locking
Head to contract, be coated on the shaft, to the shaft carry out axial restraint.
2. adjustable floating cylinder according to claim 1, which is characterized in that in the locking chuck and the front
Collet spring is provided between end cap.
3. adjustable floating cylinder according to claim 2, which is characterized in that in inner front end lid and bottom portion inner end
Outer be arranged of lid is equipped with the second sealing ring.
4. adjustable floating cylinder according to claim 3, which is characterized in that the locking chuck is by wear-resisting antiskid plastic cement
Material is made.
5. adjustable floating cylinder according to claim 4, which is characterized in that the shaft tail end is provided with cylinder
Footstalk；The diameter of the footstalk is greater than the aperture of the through-hole of the locking chuck.
6. adjustable floating cylinder according to claim 5, which is characterized in that be provided on the cylinder body and connect with outside
Logical the first stomata and the second stomata；First stomata is connected to the front cavity；Second stomata and the rear chamber
Connection.
7. adjustable floating cylinder according to claim 6, which is characterized in that the both ends of the locking chuck are all tack
The cone angle degree of conical structure, the locking chuck front end is less than the locking chuck rear end cone angle degree；The locking folder
On head, extend from the tightening slot of locking chuck front end rear end extension and from locking chuck rear end forward end
The tightening slot is successively arranged alternately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910250944.7A CN109869370A (en) | 2019-03-29 | 2019-03-29 | A kind of adjustable floating cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910250944.7A CN109869370A (en) | 2019-03-29 | 2019-03-29 | A kind of adjustable floating cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109869370A true CN109869370A (en) | 2019-06-11 |
Family
ID=66921704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910250944.7A Pending CN109869370A (en) | 2019-03-29 | 2019-03-29 | A kind of adjustable floating cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109869370A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113048115A (en) * | 2021-02-25 | 2021-06-29 | 首钢京唐钢铁联合有限责任公司 | Anti-sliding cylinder structure, system and method |
| CN113107923A (en) * | 2021-04-14 | 2021-07-13 | 重庆市功华车业有限公司 | Adjustable floating cylinder |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1142814A (en) * | 1965-04-24 | 1969-02-12 | Siegfried Haenchen | A mechanical locking device for the piston of a hydraulic or pneumatic cylinder |
| CN201277221Y (en) * | 2008-10-28 | 2009-07-22 | 襄樊市长源东谷实业有限公司 | Hydraulic clamp spring type manual locking oil cylinder |
| JP2013007407A (en) * | 2011-06-23 | 2013-01-10 | Nanbu:Kk | Hydraulic cylinder device |
| CN103438046A (en) * | 2013-08-28 | 2013-12-11 | 无锡市长江液压缸厂 | Energy-saving bending roller cylinder block |
| CN103486106A (en) * | 2013-09-18 | 2014-01-01 | 毕晴春 | Floating supporting oil cylinder |
| CN204458652U (en) * | 2015-02-15 | 2015-07-08 | 广东工业大学 | Self-locking is without the quick response balance system of friction |
| CN207093498U (en) * | 2017-07-10 | 2018-03-13 | 无锡市长江液压缸厂 | A kind of hydraulic locking cylinder mechanism |
| CN108005999A (en) * | 2017-12-12 | 2018-05-08 | 徐州艾梅尼克工程机械有限公司 | A kind of plate shearing machine hydraulic cylinder based on spring |
| CN207583746U (en) * | 2017-10-31 | 2018-07-06 | 成都弗格森液压机电有限公司 | A kind of disk spring type locking device |
| CN108266427A (en) * | 2017-11-23 | 2018-07-10 | 湖北江山专用汽车有限公司 | A kind of machinery total travel self-locking hydraulic cylinder |
| CN210034016U (en) * | 2019-03-29 | 2020-02-07 | 苏州久越金属科技有限公司 | Adjustable floating cylinder |
-
2019
- 2019-03-29 CN CN201910250944.7A patent/CN109869370A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1142814A (en) * | 1965-04-24 | 1969-02-12 | Siegfried Haenchen | A mechanical locking device for the piston of a hydraulic or pneumatic cylinder |
| CN201277221Y (en) * | 2008-10-28 | 2009-07-22 | 襄樊市长源东谷实业有限公司 | Hydraulic clamp spring type manual locking oil cylinder |
| JP2013007407A (en) * | 2011-06-23 | 2013-01-10 | Nanbu:Kk | Hydraulic cylinder device |
| CN103438046A (en) * | 2013-08-28 | 2013-12-11 | 无锡市长江液压缸厂 | Energy-saving bending roller cylinder block |
| CN103486106A (en) * | 2013-09-18 | 2014-01-01 | 毕晴春 | Floating supporting oil cylinder |
| CN204458652U (en) * | 2015-02-15 | 2015-07-08 | 广东工业大学 | Self-locking is without the quick response balance system of friction |
| CN207093498U (en) * | 2017-07-10 | 2018-03-13 | 无锡市长江液压缸厂 | A kind of hydraulic locking cylinder mechanism |
| CN207583746U (en) * | 2017-10-31 | 2018-07-06 | 成都弗格森液压机电有限公司 | A kind of disk spring type locking device |
| CN108266427A (en) * | 2017-11-23 | 2018-07-10 | 湖北江山专用汽车有限公司 | A kind of machinery total travel self-locking hydraulic cylinder |
| CN108005999A (en) * | 2017-12-12 | 2018-05-08 | 徐州艾梅尼克工程机械有限公司 | A kind of plate shearing machine hydraulic cylinder based on spring |
| CN210034016U (en) * | 2019-03-29 | 2020-02-07 | 苏州久越金属科技有限公司 | Adjustable floating cylinder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113048115A (en) * | 2021-02-25 | 2021-06-29 | 首钢京唐钢铁联合有限责任公司 | Anti-sliding cylinder structure, system and method |
| CN113107923A (en) * | 2021-04-14 | 2021-07-13 | 重庆市功华车业有限公司 | Adjustable floating cylinder |
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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 | ||
| CB02 | Change of applicant information |
Address after: 215000 199 Lusheng Road, Luzhi Town, Wuzhong District, Suzhou City, Jiangsu Province Applicant after: SUZHOU JOYO METAL TECHNOLOGY Co.,Ltd. Address before: 215000 No. 90-8 Lianyi Road, Luzhi Town, Wuzhong District, Suzhou City, Jiangsu Province Applicant before: SUZHOU JOYO METAL TECHNOLOGY Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190611 |
|
| RJ01 | Rejection of invention patent application after publication |