CN106429623A - Cylinder ejecting shaft device - Google Patents
Cylinder ejecting shaft device Download PDFInfo
- Publication number
- CN106429623A CN106429623A CN201611097051.6A CN201611097051A CN106429623A CN 106429623 A CN106429623 A CN 106429623A CN 201611097051 A CN201611097051 A CN 201611097051A CN 106429623 A CN106429623 A CN 106429623A
- Authority
- CN
- China
- Prior art keywords
- ring
- cylinder
- ejecting
- top heart
- axial gap
- 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
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/40—Arrangements for rotating packages
- B65H54/54—Arrangements for supporting cores or formers at winding stations; Securing cores or formers to driving members
Landscapes
- Springs (AREA)
Abstract
The invention provides a cylinder ejecting shaft device for acting on an ejecting center through a spring effect to guarantee ejection without generating the loosening risk and pneumatically recovering the ejecting center to guarantee quick and convenient whole loosening process. The cylinder ejecting shaft device comprises the ejecting center; and the ejecting center end surface of the ejecting center is arranged towards a wire collecting disc. The cylinder ejecting shaft device is characterized in that one end, far from the ejecting center end surface, of the ejecting center is tightly connected to one end of an ejecting center shaft; the other end of the ejecting center shaft is mounted in a mounting cavity in the center of the front part of a movable cylinder through a bearing; a spring base is fixedly mounted at the back end of the center of the movable cylinder; a cylinder base coats the outer ring surface of the back end of the movable cylinder; a back cover covers the back end of the cylinder base, and is positioned behind the spring base; the spring base and the back cover are plugged with compression linear springs; after the cylinder base coats the outer ring surface of the back end of the movable cylinder, an annular axial gap with one closed end is formed between the ring walls thereof contacted with each other; and the back end of the annular axial gap is a back end ring part of the movable cylinder.
Description
Technical field
The present invention relates to the technical field of silicone oil brushing, specially a kind of air-cylinder type shaft-raising gear.
Background technology
When cable factory produces wire rod, take-up drum need to hold out against on the equipment of being arranged on, and existing structure manually forces in
The top heart, allows the top heart hold out against take-up fibre disk, the top heart stroke of the top heart is fixed, the top heart fixing top heart after putting in place, due to pushing up the formation of the heart
Fixing, it cannot be carried out adjusting, therefore exist and push up risk that is tight and getting loose so that take-up process has hidden danger.
Content of the invention
For the problems referred to above, the invention provides a kind of air-cylinder type shaft-raising gear, it is guaranteed in the top heart by spring effect
Hold out against, risk will not be got loose, and by the pneumatic withdrawal top heart it is ensured that the process that entirely gets loose is quick and convenient.
A kind of air-cylinder type shaft-raising gear, its technical scheme is such:It includes pushing up the heart, the top heart end face court of the described top heart
To take-up fibre disk arrangement it is characterised in that:One end away from top heart end face of the described top heart is fastenedly connected one end of top heart axle, institute
The other end stating top heart axle installs intracavity, the center of described moving cylinder by the front central that bearing is loaded on described moving cylinder
Rear end is fixed with spring base, and cylinder block is set in the rear end outer ring surface of described moving cylinder, the rear end cap of described cylinder block equipped with
Bonnet, described bonnet is located at the rear of described spring base, and described spring base and described bonnet plug are equipped with compression linear springs, described
Cylinder block is formed with the airtight annular in one end between its ring wall of contacting with each other after being set in the rear end outer ring surface of described moving cylinder
Axial gap, the rear end in described ring shaped axial gap is the rear end ring portion of described moving cylinder, described ring shaped axial gap
Length direction is provided with the pore outside connection parallel to the length direction of described top heart axle, described cylinder block, described pore
Inside is communicated in described ring shaped axial gap, and described cylinder block is fixedly connected outside securing structure.
It is further characterized by:The length direction two ends in described ring shaped axial gap be respectively arranged with the first o-ring,
Two o-rings, described first o-ring is located at the front end of the length direction in described ring shaped axial gap, and described first o-ring is flush-mounted in
In the first o-ring groove that the inner ring surface of described cylinder block is opened up, the inner ring surface of described first o-ring is close to described moving cylinder
Correspondence position outer ring surface arrangement, described second o-ring be located at described ring shaped axial gap length direction rear end, described
Second o-ring is flush-mounted in the second o-ring groove that the outer ring surface of described moving cylinder is opened up, the outer shroud of described second o-ring
The inner ring surface arrangement of the correspondence position of described cylinder block is close in face;Described first o-ring, the second o-ring guarantee between ring shaped axial
The hermetic seal of gap is so that moving cylinder can accurate axial action;
The front position of the outer ring surface positioned at described first o-ring of described moving cylinder is provided with indent elongated slot, described
The length direction of indent elongated slot corresponds to the position of described indent elongated slot parallel to the length direction of described top heart axle, described cylinder block
Install and be equipped with through hole, alignment pin after running through the through hole of described cylinder block lower male portion be plugged in described indent elongated slot, institute
State the external diameter equal to the lower male portion of described alignment pin for the width of indent elongated slot;Described alignment pin, indent elongated slot guarantee movable gas
Cylinder only does axial expanding-contracting action;
The position that the inwall of described bonnet faces described spring base is provided with the positioning guide column of lordosis, and described compression is straight
The front end of wire spring is flush-mounted in the installation intracavity of described spring base, and the rear end of described compression linear springs is set in described positioning and leads
Outer ring surface arrangement to post;
The anterior bigger diameter end of the other end of described top heart axle is set with anterior deep groove ball bearing, the group of anterior angular contact bearing
Close structure, the rear portion miner diameter end of the other end of described top heart axle is set with rear portion deep groove ball bearing, the other end of described top heart axle
Two groups of bearing arrangements between be set with bushing, the end fixed cover of the other end of described top heart axle equipped with installing stop configurations,
Be provided with grid spacer between the described inner ring installing stop configurations and rear portion deep groove ball bearing, described front portion angular contact bearing, after
The outer ring of portion's deep groove ball bearing is close to the corresponding end face of the bearing positioning convex of described front central installation cavity, described front portion respectively
The inner ring of deep groove ball bearing is close to the rear end face of the anterior bearing positioning convex of the other end of described top heart axle;This structure guarantees to push up
Heart axle can rotate freely, and under the guiding of moving cylinder, fore-and-aft direction traveling.
After the structure of the present invention, when needing the top heart to hold out against take-up fibre disk, after take-up fibre disk is in place, pore
Take the compressed gas in ring shaped axial gap away, the elastic force of compression linear springs acts on spring base final promotion activity gas
Cylinder is along the axial advancement of cylinder block, until the top heart holds out against take-up fibre disk, hereafter, take-up fibre disk rotates and drives the top heart, top heart axle
Common rotation, keeps steady-working state, and in the process, compression linear springs guarantee that pushing up the heart compresses take-up fibre disk all the time, when
After the completion of take-up fibre disk work, compressed gas are passed through to ring shaped axial gap by pore, compressed gas promote moving cylinder
Rear end ring portion, after overcoming the active force of compression linear springs, whole moving cylinder drive top heart axle, the top heart backward action so that
The top heart withdraws;To sum up, it is guaranteed to hold out against, will not get loose risk in the top heart by spring effect, and is pushed up by pneumatic withdrawal
The heart is it is ensured that the process that entirely gets loose is quick and convenient.
Brief description
Fig. 1 is the main view figure structure schematic representation of the present invention;
Title corresponding in figure sequence number is as follows:
Top the heart 1, take-up fibre disk 2, top heart axle 3, moving cylinder 4, front central installation cavity 5, spring base 6, cylinder block 7, after
Lid 8, compression linear springs 9, ring shaped axial gap 10, rear end ring portion 11, pore 12, outside securing structure 13, the first o-ring
14th, the second o-ring 15, the first o-ring groove 16, the second o-ring groove 17, indent elongated slot 18, through hole 19, alignment pin 20, positioning
Lead 21, anterior deep groove ball bearing 22, anterior angular contact bearing 2, rear portion deep groove ball bearing 24, bushing 25, installation backstop knot
Structure 26, grid spacer 27, bearing positioning convex 28, anterior bearing positioning convex 29.
Specific embodiment
A kind of air-cylinder type shaft-raising gear, is shown in Fig. 1:It includes pushing up the heart 1, and the top heart end face of the top heart 1 is towards take-up fibre disk 2 cloth
Put, one end away from top heart end face of the top heart 1 is fastenedly connected one end of top heart axle 3, the other end of top heart axle 3 is loaded on by bearing
In the front central installation cavity 5 of moving cylinder 4, the center back end of moving cylinder 4 is fixed with spring base 6, and cylinder block 7 is set in work
Take offence the rear end outer ring surface of cylinder 4, equipped with bonnet 8, bonnet 8 is located at the rear of spring base 6 to the rear end cap of cylinder block 7, spring base 6 with
Bonnet 8 is filled in equipped with compression linear springs 9, cylinder block 7 be set in the rear end outer ring surface of moving cylinder 4 after its ring wall of contacting with each other
Between be formed with the airtight ring shaped axial gap 10 in one end, the rear end in ring shaped axial gap 10 is the rear end ring portion of moving cylinder 4
11, parallel to the length direction pushing up heart axle 3, cylinder block 7 is provided with the gas outside connection to the length direction in ring shaped axial gap 10
Hole 12, the inside of pore 12 is communicated in ring shaped axial gap 10, and cylinder block 7 is fixedly connected outside securing structure 13.
The length direction two ends in ring shaped axial gap 10 are respectively arranged with the first o-ring 14, the second o-ring 15, and first is O-shaped
Ring 14 is located at the front end of the length direction in ring shaped axial gap 10, and the inner ring surface that the first o-ring 14 is flush-mounted in cylinder block 7 is opened up
The first o-ring groove 16 in, the inner ring surface of the first o-ring 14 be close to the correspondence position of moving cylinder 4 outer ring surface arrangement, second
O-ring 15 is located at the rear end of the length direction in ring shaped axial gap 10, and the second o-ring 15 is flush-mounted in the outer ring surface of moving cylinder 4
In the second o-ring groove 17 being opened up, the outer ring surface of the second o-ring 15 is close to the inner ring surface arrangement of the correspondence position of cylinder block 7;
First o-ring 14, the second o-ring 15 guarantees the hermetic seal in ring shaped axial gap 10 so that moving cylinder 4 can accurately axially move
Make;
The front position of the outer ring surface positioned at the first o-ring 14 of moving cylinder 4 is provided with indent elongated slot 18, indent elongated slot
18 length direction is provided through hole parallel to the length direction of top heart axle 3, the position that cylinder block 7 corresponds to indent elongated slot 18
19, alignment pin 20 after running through the through hole 19 of cylinder block 7 lower male portion be plugged in indent elongated slot 18, the width of indent elongated slot 18
External diameter equal to the lower male portion of alignment pin 20;Alignment pin 20, indent elongated slot 18 guarantee that moving cylinder 4 only does axial stretching and moves
Make;
The position that the inwall of bonnet 8 faces spring base 6 is provided with the positioning guide column 21 of lordosis, compresses linear springs 9
Front end be flush-mounted in the installation intracavity of spring base 6, the rear end of compression linear springs 9 is set in the outer ring surface cloth of positioning guide column 21
Put;
The anterior bigger diameter end of the other end of top heart axle 3 is set with anterior deep groove ball bearing 22, front portion angular contact bearing 23
Combinative structure, the rear portion miner diameter end of the other end of top heart axle 3 is set with rear portion deep groove ball bearing 24, the other end of top heart axle 3
It is set with bushing 25, the end fixed cover of the other end of top heart axle 3, equipped with installing stop configurations 26, is pacified between two groups of bearing arrangements
It is provided with grid spacer 27, anterior angular contact bearing 23, rear portion between the inner ring of dress stop configurations 26 and rear portion deep groove ball bearing 24
The outer ring of deep groove ball bearing 24 is close to the corresponding end face of the bearing positioning convex 28 of front central installation cavity 5, anterior zanjon respectively
The inner ring of ball bearing 22 is close to push up the rear end face of the anterior bearing positioning convex 29 of the other end of heart axle 3;This structure guarantees to push up the heart
Axle 3 can rotate freely, and pushes up heart axle 3 under the guiding of moving cylinder 4, fore-and-aft direction traveling.
Its operation principle is as follows:When needing the top heart 1 to hold out against take-up fibre disk 2, after take-up fibre disk 2 is in place, pore
12 take the compressed gas in ring shaped axial gap 10 away, and the elastic force of compression linear springs 9 acts on spring base 6 and finally promotes
Along the axial advancement of cylinder block 7, (it is axial flexible that alignment pin 20, indent elongated slot 18 guarantee that moving cylinder 4 only does to moving cylinder 4
Action), until the top heart 1 holds out against take-up fibre disk 2, top heart axle 3 is due to anterior deep groove ball bearing 22, anterior angular contact bearing 23 rear portion
Deep groove ball bearing 24 is isostructural to be existed so that take-up fibre disk 2 rotates drives the top heart 1, top heart axle 3 common rotation, keeps stable
Working condition, in the process, compression linear springs 9 guarantee that pushing up the heart 1 compresses take-up fibre disk 2 all the time, when take-up fibre disk 2 has worked
Cheng Hou, is passed through compressed gas by pore 12 to ring shaped axial gap 10, and compressed gas promote the rear end ring portion of moving cylinder 4
11, after overcoming the active force of compression linear springs 9, whole moving cylinder 4 drive top heart axle 3, the top heart 2 backward action so that top
The heart withdraws.
Above the specific embodiment of the present invention is described in detail, but content has been only the preferable enforcement of the invention
Example is it is impossible to be considered the practical range for limiting the invention.All impartial changes made according to the invention application range
Change and improve etc., all should still belong within this patent covering scope.
Claims (5)
1. a kind of air-cylinder type shaft-raising gear it is characterised in that:It includes pushing up the heart, and the top heart end face of the described top heart is towards take-up fibre disk
Arrangement it is characterised in that:One end away from top heart end face of the described top heart is fastenedly connected one end of top heart axle, described top heart axle
The other end installs intracavity by the front central that bearing is loaded on described moving cylinder, and the center back end of described moving cylinder is fixed with
Spring base, cylinder block is set in the rear end outer ring surface of described moving cylinder, the rear end cap of described cylinder block equipped with bonnet, described after
Lid is located at the rear of described spring base, and described spring base and described bonnet plug are equipped with compression linear springs, described cylinder block suit
It is formed with the airtight ring shaped axial gap in one end, institute between the ring wall that it contacts with each other after the rear end outer ring surface of described moving cylinder
The rear end stating ring shaped axial gap is the rear end ring portion of described moving cylinder, and the length direction in described ring shaped axial gap is parallel
In the length direction of described top heart axle, described cylinder block is provided with the pore outside connection, and the inside of described pore is communicated to institute
State in ring shaped axial gap, described cylinder block is fixedly connected outside securing structure.
2. as claimed in claim 1 a kind of air-cylinder type shaft-raising gear it is characterised in that:The length side in described ring shaped axial gap
It is respectively arranged with the first o-ring, the second o-ring to two ends, described first o-ring is located at the length side in described ring shaped axial gap
To front end, in the first o-ring groove that the inner ring surface that described first o-ring is flush-mounted in described cylinder block is opened up, a described O
The inner ring surface of type ring is close to the outer ring surface arrangement of the correspondence position of described moving cylinder, and described second o-ring is located at described annular
The rear end of the length direction of axial gap, the 2nd O that the outer ring surface that described second o-ring is flush-mounted in described moving cylinder is opened up
In type annular groove, the outer ring surface of described second o-ring is close to the inner ring surface arrangement of the correspondence position of described cylinder block.
3. as claimed in claim 2 a kind of air-cylinder type shaft-raising gear it is characterised in that:Described moving cylinder positioned at described
The front position of the outer ring surface of one o-ring is provided with indent elongated slot, and the length direction of described indent elongated slot is parallel to the described top heart
The length direction of axle, the position that described cylinder block corresponds to described indent elongated slot is provided through hole, and alignment pin runs through described gas
After the through hole of cylinder seat, lower male portion is plugged in described indent elongated slot, and the width of described indent elongated slot is equal to described alignment pin
The external diameter of lower male portion.
4. as claimed in claim 1 a kind of air-cylinder type shaft-raising gear it is characterised in that:The inwall of described bonnet faces described
The position of spring base is provided with the positioning guide column of lordosis, and the front end of described compression linear springs is flush-mounted in the peace of described spring base
In behaveing affectedly, the rear end of described compression linear springs is set in the outer ring surface arrangement of described positioning guide column.
5. a kind of air-cylinder type shaft-raising gear as described in any claim in Claims 1-4 it is characterised in that:Described top
The anterior bigger diameter end of the other end of heart axle is set with anterior deep groove ball bearing, the combinative structure of anterior angular contact bearing, described top
The rear portion miner diameter end of the other end of heart axle is set with rear portion deep groove ball bearing, two groups of bearing arrangements of the other end of described top heart axle
Between be set with bushing, the end fixed cover of the other end of described top heart axle is equipped with installing stop configurations, described installation backstop knot
It is provided with grid spacer, described front portion angular contact bearing, rear portion deep groove ball bearing between the inner ring of structure and rear portion deep groove ball bearing
Outer ring is close to the corresponding end face of the bearing positioning convex of described front central installation cavity respectively, described front portion deep groove ball bearing interior
The rear end face of the anterior bearing positioning convex of the other end of described top heart axle is close to by circle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611097051.6A CN106429623A (en) | 2016-12-02 | 2016-12-02 | Cylinder ejecting shaft device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611097051.6A CN106429623A (en) | 2016-12-02 | 2016-12-02 | Cylinder ejecting shaft device |
Publications (1)
Publication Number | Publication Date |
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CN106429623A true CN106429623A (en) | 2017-02-22 |
Family
ID=58223642
Family Applications (1)
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CN201611097051.6A Pending CN106429623A (en) | 2016-12-02 | 2016-12-02 | Cylinder ejecting shaft device |
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CN (1) | CN106429623A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107265183A (en) * | 2017-07-03 | 2017-10-20 | 张国强 | A kind of novel cable device |
CN107639130A (en) * | 2017-09-11 | 2018-01-30 | 湖北三江航天江北机械工程有限公司 | Water tank drawbench bobbin tightening device |
CN109319590A (en) * | 2018-11-26 | 2019-02-12 | 无锡巨同创科技有限公司 | The compressing mechanism of vertical winding machine |
CN111572220A (en) * | 2020-05-22 | 2020-08-25 | 陆晓伟 | Can realize quick fixed intelligent seal mounting structure |
CN111572223A (en) * | 2020-05-13 | 2020-08-25 | 陆晓伟 | Take intelligent seal of tearing open is prevented to safety of locking function |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0663365A1 (en) * | 1993-07-14 | 1995-07-19 | Toray Industries, Inc. | Bobbin holder and wind-up gear provided with the same |
CN1143128A (en) * | 1995-08-16 | 1997-02-19 | Temco纺织机械构件股份有限公司 | Support device for high speed rotary bobbin in textile machine and bobbin overlapping device |
CN202226466U (en) * | 2011-08-24 | 2012-05-23 | 江阴市华方机电科技有限公司 | Rotating tip cone device without air source |
CN103130032A (en) * | 2011-11-27 | 2013-06-05 | 西北机器有限公司 | Live center mechanism of wire winding machine |
CN203903630U (en) * | 2014-06-05 | 2014-10-29 | 张家港特恩驰电缆有限公司 | Pay-off rack with wire coil fast mounted thereon |
CN204123173U (en) * | 2014-09-15 | 2015-01-28 | 北京海普瑞森科技发展有限公司 | A kind of lathe automatic clamping device |
CN104340754A (en) * | 2014-10-22 | 2015-02-11 | 苏州宝兴电线电缆有限公司 | Driven tip cone device for wire-rewinding device |
CN105540330A (en) * | 2016-01-27 | 2016-05-04 | 江苏天明机械集团有限公司 | Coarse-denier spandex filament winding machine |
CN206538045U (en) * | 2016-12-02 | 2017-10-03 | 张家港特恩驰电缆有限公司 | A kind of air-cylinder type shaft-raising gear |
-
2016
- 2016-12-02 CN CN201611097051.6A patent/CN106429623A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0663365A1 (en) * | 1993-07-14 | 1995-07-19 | Toray Industries, Inc. | Bobbin holder and wind-up gear provided with the same |
CN1143128A (en) * | 1995-08-16 | 1997-02-19 | Temco纺织机械构件股份有限公司 | Support device for high speed rotary bobbin in textile machine and bobbin overlapping device |
CN202226466U (en) * | 2011-08-24 | 2012-05-23 | 江阴市华方机电科技有限公司 | Rotating tip cone device without air source |
CN103130032A (en) * | 2011-11-27 | 2013-06-05 | 西北机器有限公司 | Live center mechanism of wire winding machine |
CN203903630U (en) * | 2014-06-05 | 2014-10-29 | 张家港特恩驰电缆有限公司 | Pay-off rack with wire coil fast mounted thereon |
CN204123173U (en) * | 2014-09-15 | 2015-01-28 | 北京海普瑞森科技发展有限公司 | A kind of lathe automatic clamping device |
CN104340754A (en) * | 2014-10-22 | 2015-02-11 | 苏州宝兴电线电缆有限公司 | Driven tip cone device for wire-rewinding device |
CN105540330A (en) * | 2016-01-27 | 2016-05-04 | 江苏天明机械集团有限公司 | Coarse-denier spandex filament winding machine |
CN206538045U (en) * | 2016-12-02 | 2017-10-03 | 张家港特恩驰电缆有限公司 | A kind of air-cylinder type shaft-raising gear |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107265183A (en) * | 2017-07-03 | 2017-10-20 | 张国强 | A kind of novel cable device |
CN107265183B (en) * | 2017-07-03 | 2019-04-16 | 杭州临安森源电缆有限公司 | A kind of cable unit |
CN107639130A (en) * | 2017-09-11 | 2018-01-30 | 湖北三江航天江北机械工程有限公司 | Water tank drawbench bobbin tightening device |
CN109319590A (en) * | 2018-11-26 | 2019-02-12 | 无锡巨同创科技有限公司 | The compressing mechanism of vertical winding machine |
CN111572223A (en) * | 2020-05-13 | 2020-08-25 | 陆晓伟 | Take intelligent seal of tearing open is prevented to safety of locking function |
CN111572220A (en) * | 2020-05-22 | 2020-08-25 | 陆晓伟 | Can realize quick fixed intelligent seal mounting structure |
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Application publication date: 20170222 |