CN109110578A - Expand uniform air-expanding shaft - Google Patents
Expand uniform air-expanding shaft Download PDFInfo
- Publication number
- CN109110578A CN109110578A CN201811060870.2A CN201811060870A CN109110578A CN 109110578 A CN109110578 A CN 109110578A CN 201811060870 A CN201811060870 A CN 201811060870A CN 109110578 A CN109110578 A CN 109110578A
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- CN
- China
- Prior art keywords
- axis body
- busway
- elongate slots
- expansion
- shaft
- 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
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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
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- Types And Forms Of Lifts (AREA)
Abstract
The present invention relates to a kind of air-expanding shaft, in particular to a kind of uniform air-expanding shaft of expansion.A kind of technical solution are as follows: uniform air-expanding shaft of expansion, it include axis body and the shaft set on axis body axial ends, several elongate slots are offered on the outer peripheral surface of axis body, being respectively equipped in elongate slots can be along the lifting supporting element that elongate slots are back and forth gone up and down, the bottom of elongate slots has the expansion tube that can drive lifting supporting element lifting, axis body is equipped with the air inlet be connected with the expansion tube, it offers in the middle part of axis body and runs through axis body and the inlet chamber be connected with air inlet and several busways be connected with inlet chamber vertical conducting and with elongate slots, expansion tube, which is located at each busway, is respectively equipped with the conduit extended in busway.By adopting the above technical scheme, provide it is a kind of contradict uniformly, promote lifting supporting block can be contradicted quickly, structure simply expands uniform air-expanding shaft.
Description
Technical field
The present invention relates to a kind of air-expanding shaft, in particular to a kind of uniform air-expanding shaft of expansion.
Background technique
Air-expanding shaft is the special winding of one kind, unreeling shaft, that is, passing through high-pressure aerated rear surface can be with protrusion, after deflation
The axis that surface part retracts rapidly.
The purposes of air-expanding shaft is wider, has the machine that winds, unreel, cutting, all applicable air-expanding shaft, such as: printer, soft
Print machine, notch board machine, label printing machine, coating machine, embossing machine etc..
It the main axis body of traditional air-expanding shaft and forms set on the shaft of axis body axial ends, offers on the outer peripheral surface of axis body
Several elongate slots, being respectively equipped in elongate slots can be along the lifting supporting block that elongate slots are back and forth gone up and down, and the bottom of elongate slots has can
The expansion tube of driving lifting supporting block lifting, axis body are equipped with the air inlet be connected with the expansion tube.In use, gas source
Entered by air inlet, promotes that there is gas in expansion tube, be allowed to expand.Lifting supporting block can then be implemented after expanding tube swelling
It contradicts, lifting supporting block is promoted to extend to outside elongate slots, the cloth or paper being coated on outside axis body are implemented to contradict support.
However, expansion tube is tube body, approach entire tube body is needed when gas enters.Therefore, lifting supporting block then will appear one
Side stress first, the then gradually process of whole stress.Lifting supporting block easily tilts in the process, causes to product
Support Position is contradicted to change.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of conflicts uniformly, promotes lifting supporting block can be quick
It is contradicted, structure simply expands uniform air-expanding shaft.
To achieve the above object, the present invention provides the following technical scheme that a kind of uniform air-expanding shaft of expansion, includes axis
Body and shaft set on axis body axial ends offer several elongate slots on the outer peripheral surface of axis body, and being respectively equipped in elongate slots can
The lifting supporting element back and forth gone up and down along elongate slots, the bottom of elongate slots have the expansion tube that can drive lifting supporting element lifting, axis
Body is equipped with the air inlet that be connected with the expansion tube, it is characterised in that: offered in the middle part of the axis body with run through axis body and with
The inlet chamber that air inlet is connected and several busways with inlet chamber vertical conducting, axial one end of each busway and air inlet
Chamber conducting, the other end be connected with the bottom of elongate slots, the expansion tube include respectively with go up and down supporting element bottom and elongated
The resistance surface of trench bottom close neighbour and the extension side for being connected two resistance surfaces, expansion tube, which is located at each busway, is respectively equipped with extension
Conduit in busway.
By adopting the above technical scheme, by the middle part of axis body be arranged run through axis body inlet chamber, and inlet chamber by with
Several busways of its vertical conducting are connected with expansion tube.After gas source enters in inlet chamber, it can be distinguished by inlet chamber
It entering in busway, admission pressure is consistent, therefore the conduit of air pressure meeting approach expansion tube steps into expansion tube,
Promote each position of expansion tube in synchronous expansion, stable lifting supporting element can be implemented to contradict, lifting supporting element then may be used
Stable implements lifting in elongate slots.
The present invention is further arranged to: extend side cross section is corrugated or " V " font.
By adopting the above technical scheme, in this way setting make expand enlargement of pipe when it is more steady, with lifting supporting element contradict
End face can smoothly implement to go up and down.
The present invention is further set to: lifting supporting element includes to be bonded the lifting seat contradicted with expansion tube and be installed on
Elevator in lifting seat, lifting seat and elevator cooperate in guide rail guide groove, and the opening of elongate slots has to be adapted to lifting seat
Limited step, the cross section of lifting seat is " T " shape, have with limited step implement limit limited shoulder rank.
By adopting the above technical scheme, setting makes to go up and down supporting element in lifting process i.e. with horizontal force, together in this way
When have longitudinal force, guarantee axis body rotate when, lifting supporting element still with axis body keep it is concentric, will not shake and
The tension expansion of product is impacted.
The present invention is further set to: cross section is offered on lifting seat in T-shaped guide groove, the elevator
It include the T-shaped guide part being adapted to the guide groove and the extension being connected with guide part, the end face of extension is and axis body
Outer peripheral surface matched cambered surface is equipped with spring between guide part and the guide groove of lifting seat.
By adopting the above technical scheme, such setting structure is simple, processes and dismounts and is more convenient.The setting of spring has slow
Punching effect, keeps the conflict of elevator and product point more stable and secured.
The present invention is further set to: the cross section of busway is tapered, and busway is connected with elongate slots
One end is big end, and one end that busway is connected with inlet chamber is small end.
By adopting the above technical scheme, stable gas pressure is set in this way, and air pressure can be entered uniformly in expansion tube by conduit.
The present invention is further set to: offer the runner be connected with busway in shaft, shaft relative to axis
Body, which connects, is equipped with air inlet pipe attachment base at the other end of one end, air inlet pipe attachment base is connect with axis body by bearing holder (housing, cover).
Wherein, air inlet pipe attachment base is towards being equipped with the connecting cavity that is connected with runner, bearing between the end face and shaft of shaft
Sealing ring is equipped between set and air inlet pipe attachment base and shaft.
By adopting the above technical scheme, the installation for being convenient for air inlet pipe is set in this way.Guarantee that air inlet pipe will not when rotated for shaft
It rotates therewith.
The invention will be further described below in conjunction with the accompanying drawings.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the A-A diagrammatic cross-section of Fig. 1；
Fig. 3 is the portion the I enlarged diagram of Fig. 2.
Specific embodiment
It include axis body 1 and set on 1 axial ends of axis body such as a kind of uniform air-expanding shaft of Fig. 1-expansion shown in Fig. 3
Shaft 2 offers several elongate slots 11 on the outer peripheral surface of axis body 1, and being respectively equipped in elongate slots 11 can back and forth rise along elongate slots 11
The lifting supporting element 3 of drop, the bottom of elongate slots 11 have the expansion tube 4 that lifting supporting element 3 can be driven to go up and down, and axis body 1 is equipped with
With the air inlet 12 of the expansion tube 4 conducting, offer in the middle part of axis body 1 with through axis body 1 and the inlet chamber 5 that is connected with air inlet 12
And several busways 51 with 5 vertical conducting of inlet chamber, axial one end of each busway 51 and inlet chamber 5 are connected, another
End is connected with the bottom of elongate slots 11, expansion tube 4 include respectively with go up and down 3 bottom of supporting element and 11 bottom close neighbour of elongate slots
Resistance surface 41 and the extension side 42 for being connected two resistance surfaces 41, extend side 42 cross section is corrugated or " V " font.Expansion
Pipe 4, which is located at each busway 51, is respectively equipped with the conduit 43 extended in busway 51.In above scheme, by axis body
1 middle part setting runs through the inlet chamber 5 of axis body 1, and inlet chamber 5 by several busways 51 of perpendicular conducting with it is swollen
Tube expansion 4 is connected.After gas source enters in inlet chamber 5, it can be had respectively entered in busway 51 by inlet chamber 5, air inlet pressure
Power is consistent, therefore the conduit 43 of air pressure meeting approach expansion tube 4 steps into expansion tube 4, promotes each position of expansion tube 4
It is expanded in synchronous, stable lifting supporting element 3 can be implemented to contradict, what lifting supporting element 3 then can be stable is in elongate slots 11
Interior implementation lifting.
In embodiments of the present invention, lifting supporting element 3 includes to be bonded the lifting seat 31 contradicted with expansion tube 4 and be installed on
Elevator 32 in lifting seat 31, lifting seat 31 and elevator 32 cooperate in guide rail guide groove, the openings of elongate slots 11 with
The limited step 111 that lifting seat 31 is adapted to, the cross section of lifting seat 31 is " T " shape, has and implements to limit with limited step 111
Limited shoulder rank 311.Cross section is offered on lifting seat 31 in T-shaped guide groove, elevator 32 includes suitable with the guide groove
The end face of the T-shaped guide part 321 matched and the extension 322 being connected with guide part 321, extension 322 is and 1 periphery of axis body
The matched cambered surface in face is equipped with spring 6 between guide part 321 and the guide groove of lifting seat 31.Go up and down supporting element 3 is in lifting process
With horizontal force, while there is longitudinal force, guarantees that, when axis body 1 rotates, lifting supporting element 3 is still protected with axis body 1
It holds with one heart, will not shake and the expansion of the tension of product is impacted.
In order to enter air pressure can uniformly in expansion tube 4 by conduit 43, promote expansion tube 4 that can keep stable expansion
?.The cross section of busway 51 is tapered, and one end that busway 51 and elongate slots 11 are connected is big end, busway 51
It is small end with one end that inlet chamber 5 is connected.
In embodiments of the present invention, offered in shaft 2 with busway 51 be connected runner 21, shaft 2 relative to
Axis body 1 connects and is equipped with air inlet pipe attachment base 7 at the other end of one end, and air inlet pipe attachment base 7 is connected with axis body 1 by bearing holder (housing, cover) 71
It connects.Air inlet pipe attachment base 7 is towards being equipped with the connecting cavity 72 that is connected with runner 21, bearing holder (housing, cover) 71 between the end face and shaft 2 of shaft 2
Sealing ring 73 is equipped between air inlet pipe attachment base 7 and shaft 2.It can promote air inlet pipe attachment base 7 not by the connection of bearing holder (housing, cover) 71
It can be rotated with shaft 2, the air inlet pipe connecting with air inlet pipe attachment base 7 can then remain static, and stable gas is kept to input.
It is first into connecting cavity 72 by the gas that air inlet pipe enters, is then entered by the runner 21 of 72 approach shaft 2 of connecting cavity
In inlet chamber 5.
Claims (8)
- It include axis body and the shaft set on axis body axial ends 1. a kind of uniform air-expanding shaft of expansion, on the outer peripheral surface of axis body Several elongate slots are offered, being respectively equipped in elongate slots can be along the lifting supporting element that elongate slots are back and forth gone up and down, the bottom of elongate slots With the expansion tube that can drive lifting supporting element lifting, axis body is equipped with the air inlet be connected with the expansion tube, it is characterised in that: It is offered in the middle part of the axis body and the inlet chamber that runs through axis body and be connected with air inlet and several with inlet chamber vertical conducting Axial one end of busway, each busway is connected with inlet chamber, and the other end is connected with the bottom of elongate slots, the expansion Pipe include respectively with the resistance surface of lifting supporting element bottom and elongated trench bottom close neighbour and be connected the extension sides of two resistance surfaces, Expansion tube, which is located at each busway, is respectively equipped with the conduit extended in busway.
- 2. the uniform air-expanding shaft of expansion according to claim 1, it is characterised in that: the cross section of the extension side is in Corrugated or " V " font.
- 3. the uniform air-expanding shaft of expansion according to claim 1 or 2, it is characterised in that: the lifting supporting element includes Have and be bonded the lifting seat contradicted and the elevator being installed in lifting seat with expansion tube, lifting seat is matched with elevator in guide rail guide groove It closes, the opening of elongate slots has the limited step being adapted to lifting seat, and the cross section of lifting seat is " T " shape, has and limit Position step implements the limited shoulder rank of limit.
- 4. the uniform air-expanding shaft of expansion according to claim 3, it is characterised in that: offered on the lifting seat transversal Face is in T-shaped guide groove, and the elevator includes the T-shaped guide part being adapted to the guide groove and is connected with guide part Extension, the end face of extension be with the matched cambered surface of axis body outer peripheral surface, bullet is equipped between guide part and the guide groove of lifting seat Spring.
- 5. the uniform air-expanding shaft of expansion according to claim 1 or 2, it is characterised in that: the busway it is transversal Face is tapered, and one end that busway is connected with elongate slots is big end, and one end that busway is connected with inlet chamber is small end.
- 6. the uniform air-expanding shaft of expansion according to claim 3, it is characterised in that: the cross section of the busway is in Taper, and one end that busway is connected with elongate slots is big end, one end that busway is connected with inlet chamber is small end.
- 7. the uniform air-expanding shaft of expansion described according to claim 1 or 2 or 4 or 6, it is characterised in that: opened in the shaft Equipped with the runner be connected with busway, shaft relative to connect with axis body at the other end of one end be equipped with air inlet pipe attachment base, Air inlet pipe attachment base is connect with axis body by bearing holder (housing, cover).
- 8. the uniform air-expanding shaft of expansion according to claim 7, it is characterised in that: the air inlet pipe attachment base direction turns It is equipped with the connecting cavity be connected with runner between the end face of axis and shaft, is equipped between bearing holder (housing, cover) and air inlet pipe attachment base and shaft close Seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811060870.2A CN109110578A (en) | 2018-09-12 | 2018-09-12 | Expand uniform air-expanding shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811060870.2A CN109110578A (en) | 2018-09-12 | 2018-09-12 | Expand uniform air-expanding shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109110578A true CN109110578A (en) | 2019-01-01 |
Family
ID=64859267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811060870.2A Pending CN109110578A (en) | 2018-09-12 | 2018-09-12 | Expand uniform air-expanding shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109110578A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661718A (en) * | 2020-07-09 | 2020-09-15 | 李明秀 | Convex key type inflatable shaft |
| CN117565100A (en) * | 2024-01-16 | 2024-02-20 | 新江科技(江苏)有限公司 | Robot clamp for casting magnesium alloy cabin |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2015695A (en) * | 1978-01-02 | 1979-09-12 | Polygraph Leipzig | Roller for web tensioning |
| EP0017675A1 (en) * | 1979-04-11 | 1980-10-29 | Hoogovens Groep B.V. | Expandable coiler mandrel |
| CN104129662A (en) * | 2014-07-15 | 2014-11-05 | 广东生益科技股份有限公司 | Light expansion shaft |
| CN204569027U (en) * | 2015-03-17 | 2015-08-19 | 深圳市天天盛纸品有限公司 | Gas expansion shaft |
| CN205709228U (en) * | 2016-06-24 | 2016-11-23 | 精功（绍兴）复合材料有限公司 | A kind of air-expanding shaft |
| CN108394024A (en) * | 2018-02-02 | 2018-08-14 | 陈波霖 | A kind of agitating device prepared for coagulation |
| CN208856693U (en) * | 2018-09-12 | 2019-05-14 | 瑞安市创博机械有限公司 | Expand uniform air-expanding shaft |
-
2018
- 2018-09-12 CN CN201811060870.2A patent/CN109110578A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2015695A (en) * | 1978-01-02 | 1979-09-12 | Polygraph Leipzig | Roller for web tensioning |
| EP0017675A1 (en) * | 1979-04-11 | 1980-10-29 | Hoogovens Groep B.V. | Expandable coiler mandrel |
| CN104129662A (en) * | 2014-07-15 | 2014-11-05 | 广东生益科技股份有限公司 | Light expansion shaft |
| CN204569027U (en) * | 2015-03-17 | 2015-08-19 | 深圳市天天盛纸品有限公司 | Gas expansion shaft |
| CN205709228U (en) * | 2016-06-24 | 2016-11-23 | 精功（绍兴）复合材料有限公司 | A kind of air-expanding shaft |
| CN108394024A (en) * | 2018-02-02 | 2018-08-14 | 陈波霖 | A kind of agitating device prepared for coagulation |
| CN208856693U (en) * | 2018-09-12 | 2019-05-14 | 瑞安市创博机械有限公司 | Expand uniform air-expanding shaft |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661718A (en) * | 2020-07-09 | 2020-09-15 | 李明秀 | Convex key type inflatable shaft |
| CN111661718B (en) * | 2020-07-09 | 2021-12-21 | 安徽哲乐机电有限公司 | Convex key type inflatable shaft |
| CN117565100A (en) * | 2024-01-16 | 2024-02-20 | 新江科技(江苏)有限公司 | Robot clamp for casting magnesium alloy cabin |
| CN117565100B (en) * | 2024-01-16 | 2024-04-30 | 新江科技(江苏)有限公司 | Robot clamp for casting magnesium alloy cabin |
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