CN106081742A - A kind of film bobbin - Google Patents
A kind of film bobbin Download PDFInfo
- Publication number
- CN106081742A CN106081742A CN201610624702.6A CN201610624702A CN106081742A CN 106081742 A CN106081742 A CN 106081742A CN 201610624702 A CN201610624702 A CN 201610624702A CN 106081742 A CN106081742 A CN 106081742A
- Authority
- CN
- China
- Prior art keywords
- film
- groove
- bobbin
- main body
- film bobbin
- 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.)
- Granted
Links
- 239000010408 film Substances 0.000 claims abstract description 45
- 239000010409 thin film Substances 0.000 claims abstract description 36
- 239000002390 adhesive tape Substances 0.000 claims description 15
- 230000000977 initiatory effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 10
- 238000005520 cutting process Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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
- B65H75/04—Kinds or types
- B65H75/08—Kinds or types of circular or polygonal cross-section
- B65H75/10—Kinds or types of circular or polygonal cross-section without flanges, e.g. cop tubes
-
- 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
Landscapes
- Storage Of Web-Like Or Filamentary Materials (AREA)
Abstract
The invention provides a kind of film bobbin, including core main body, core main body is provided with along the axially extended groove of core, and first step and second step that groove by groove-bottom, is arranged oppositely surround.The difference of first step, second step each height away from groove-bottom is equal to the first lap film thickness being wound on film bobbin with for carrying the bearing bed thickness sum of first lap thin film.Core main body is additionally provided with the 3rd step, and the 3rd step is equal to the thickness of bearing bed with second step difference in height.The present invention uses the most cheap mode, and the pipe base pressure trace of winding film is completely eliminated, and improves product quality.
Description
Technical field
The present invention relates to a kind of core, be specifically related to a kind of film bobbin, belong to thin film fabrication techniques field.
Background technology
When the reason of generation pipe base pressure trace is because coiling, thin film can be because section difference produces partial lateral pressure around pulleying head
Power, this transverse pressure can cause thin film deformation, can produce laterally (TD direction) repeatability, interval and approximate circumference after expansion
Impression, this impression cannot accept on the blooming of high-order, is considered defective material.
The method of the pipe base pressure trace of wound membrane elimination at present has several, and a kind of mode is to overlap one layer of PU flexible pipe again at hard die atop
Film, time at winding film to seam section difference, provides buffering to the thin film being stressed, allows pressure can be discharged into bigger region,
Lower the rock deformation pressure of local segment difference.One layer of PU hose membrane is overlapped again, although can provide buffering at hard die atop, but so
Practice material cost high, air pressure sleeve pipe processing charges expensive, and film section difference yet suffers from, and can not avoid because thin completely
The impression that film section difference causes.
Another way is also to open a groove on tube core wall, allows film directly insert in groove, eliminates film section poor.Cause
Cutting all out-of-flatnesses for general face, this design is difficult to aligned recesses face, thin film front end, and irregular film leading edge is very
Easily can the section of generation poor, cause the irregular impression that sink.This is designed without the position of laminating double faced adhesive tape, does not the most design cutting
Groove, when upper volume, easily produces face injustice, sticks up in the wrong, crooked phenomenon.Because periphery does not design spiral progressive curve,
After the second circle groove, have discontinuous projection, impression that film section difference cause therefore can not be completely eliminated.
Summary of the invention
The purpose of the present invention solve in film manufacturing processes and be wound in core during shipment easily produce impression (or
Claim pipe sole mark) problem.
In order to solve above-mentioned technical problem, the invention provides a kind of film bobbin, including core main body, core main body sets
Being equipped with along the axially extended groove of core, first step and second step that groove by groove-bottom, is arranged oppositely surround, second
The rank height away from groove-bottom is less than the first step height away from groove-bottom.
Preferably, the difference of first step, second step each height away from groove-bottom is equal to being wound on film bobbin
First lap film thickness and for carrying the bearing bed thickness sum of first lap thin film.
Preferably, the initiating terminal of first lap thin film is between first step and second step.Bearing bed is double faced adhesive tape.Core
Main body is cylindrical.The step surface of second step is set to micro-spiral asymptotic suface.
Preferably, core main body is additionally provided with the 3rd step, and the 3rd step is near second step and with second step in the same direction.
The step surface of the 3rd step is set to micro-spiral asymptotic suface.3rd step is higher than second step, the 3rd step and second step
Difference in height is equal to the thickness of bearing bed.The spacing of the 3rd step and second step is equal to the width of bearing bed.
Beneficial effects of the present invention: the present invention is the extrusion molding plastics core of a kind of brand-new design, can be completely eliminated
Wound membrane section is poor, removes the impression close to core film product, improves product quality, and designs according to field operation optimization, makes
Roll up on thin film, cut operation efficiently, neatly.
Accompanying drawing explanation
Fig. 1 is the film bobbin overall structure schematic diagram of a preferred embodiment of the present invention；
Fig. 2 is the film bobbin close-up schematic view (including thin film) of a preferred embodiment of the present invention；
Fig. 3 is the film bobbin close-up schematic view (including three-layer thin-film) of a preferred embodiment of the present invention.
Detailed description of the invention
Understandable, below in conjunction with the accompanying drawings to the present invention for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from
Detailed description of the invention be described in detail.It should be noted that, accompanying drawing of the present invention all uses the form of simplification and all uses non-essence
Accurate ratio, only in order to facilitate, to aid in illustrating lucidly the purpose of the embodiment of the present invention.
It it is the overall schematic of the film bobbin of the present invention shown in Fig. 1.Film bobbin includes the core main body of cylinder, volume
Core main body is provided with along the axially extended groove of core 12, and blade 50 makes thin film disconnect to incision at groove 12 and starts winding
In core.Initiating terminal at thin film posts double faced adhesive tape 40, and the one side of double faced adhesive tape 40 is with film adhered, and another side pastes with core
Close, make thin film initiating terminal be securely fastened to core.
Fig. 2 and Fig. 3 is the partial enlarged drawing of Fig. 1.Fig. 3 includes all of main points of the present invention, and groove 12 is by groove-bottom, right
Surrounding to the first step 10 arranged and second step 20, the second step 20 height away from groove-bottom is less than first step 10 away from recessed
The height of bottom land, and differences of both height are equal to the thickness of coiling first lap thin film 41 on film bobbin and double faced adhesive tape 40
Thickness sum, eliminates the section differential pressure of the second circle thin film 42 with this.Thin film is cut-off at groove 12, rising of first lap thin film 41
Top is between first step 10 and second step 20.Preferably, the step surface 23 of second step 20 is set to micro-spiral gradually
Nearly curved surface, eliminates thin film second and encloses the discontinuous Curves Pressure with circumferential abutment region.From the beginning of the 3rd circle thin film 43, this section
Differential pressure disappears the most substantially.
Core main body is additionally provided with the 3rd step 30, the 3rd step 30 near second step 20 and with second step 20 with
To.The step surface of the 3rd step 30 is likewise provided as micro-spiral asymptotic suface.3rd step 30 is higher than second step 20, Liang Zhegao
Degree difference, equal to the thickness of double faced adhesive tape 40, can eliminate first lap thin film 41 (innermost circle) section differential pressure.3rd step 30 and second
The width that the spacing on rank 20 winds in core equal to double faced adhesive tape.
Upper volume operation is as follows:
Upper core (cutting groove is forward)=＞ rise axle core=＞ with air pressure capable of being increased, fixing along groove paste specific width, thickness it
Two-sided tape=＞ thin film is the most parallel be pulled through double faced adhesive tape zone, press down, develop=＞ pocket knife is unnecessary along cutting groove excision
Thin film=＞ starts shooting wound forward thin film.
Compared with prior art, the present invention has following several feature:
(1) use the design of double faced adhesive tape groove, eliminate thin film first lap (innermost circle) section differential pressure.Other designs only compensate thin
Film thickness, can produce height section poor in double faced adhesive tape joint place.
(2) designing the thin-film groove of certain depth, this depth of groove is consistent plus the gross thickness of double faced adhesive tape with thin film, eliminates
Thin film second section of circle differential pressure.Other design a compensation film thickness, can produce height section in double faced adhesive tape joint place poor.
(3) bottom portion of groove and circumferential abutment face possess micro-spiral progressive curve, eliminate thin film second and enclose and circumferential abutment district
The discontinuous Curves Pressure in territory.Other designs simply one groove of incision, has the most convex at groove with circumferential abutment region
Rise, cause optical thin film impression.
(4) possess film adhered, Cutting platform, allow on thin film volume quickly, cut that film is smooth, the not section of generation differential pressure trace.Other
Designing and be attached in core at soft face patch double faced adhesive tape again, laminating is rolled up difficulty, easily distortion, bending, out-of-flatness, after upper volume
Optical thin film produce impression.
The invention has the beneficial effects as follows:
Core is with low cost, does not increase additional materials cost, compares soft PU mantle mode, has that cost is lower, operation
More rapid, the advantage of full remuneration section difference.Compensate the thickness of double faced adhesive tape and thin film simultaneously, allow two kinds of thickness compensate mutually, permissible
Reduce because film thickness changes, the problem that film tool needs amendment.Use the most cheap mode, the pipe of winding film is completely eliminated
Base pressure trace, improves product quality.Offer connects volume platform on film, makes operator's upper volume operation more rapid, effective.
The preferred embodiment of the present invention described in detail above.Should be appreciated that those of ordinary skill in the art without
Need creative work just can make many modifications and variations according to the design of the present invention.Therefore, all technology in the art
Personnel are available by logical analysis, reasoning, or a limited experiment the most on the basis of existing technology
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a film bobbin, including core main body, it is characterised in that described core main body is provided with along core axially extended
Groove, first step and second step that described groove by groove-bottom, is arranged oppositely surround, and described second step is away from described groove
The height at the end is less than the described first step height away from described groove-bottom.
A kind of film bobbin the most according to claim 1, it is characterised in that described first step, described second step are each
From the difference of the height away from described groove-bottom equal to the first lap film thickness being wound on described film bobbin with for carrying
State the bearing bed thickness sum of first lap thin film.
A kind of film bobbin the most according to claim 2, it is characterised in that the initiating terminal of described first lap thin film is positioned at institute
State between first step and described second step.
A kind of film bobbin the most according to claim 2, it is characterised in that described bearing bed is double faced adhesive tape.
A kind of film bobbin the most according to claim 1, it is characterised in that described core main body is cylindrical.
A kind of film bobbin the most according to claim 1, it is characterised in that the step surface of described second step is set to micro-
Spiral asymptotic suface.
A kind of film bobbin the most according to claim 2, it is characterised in that described core main body is additionally provided with the 3rd
Rank, described 3rd step is near described second step and with described second step in the same direction.
A kind of film bobbin the most according to claim 7, it is characterised in that the step surface of described 3rd step is set to micro-
Spiral asymptotic suface.
A kind of film bobbin the most according to claim 7, it is characterised in that described 3rd step is higher than described second
Rank, described 3rd step is equal to the thickness of described bearing bed with described second step difference in height.
A kind of film bobbin the most according to claim 7, it is characterised in that described 3rd step and described second step
Spacing equal to the width of described bearing bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624702.6A CN106081742B (en) | 2016-08-02 | 2016-08-02 | A kind of film bobbin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624702.6A CN106081742B (en) | 2016-08-02 | 2016-08-02 | A kind of film bobbin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106081742A true CN106081742A (en) | 2016-11-09 |
| CN106081742B CN106081742B (en) | 2018-08-31 |
Family
ID=57453415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610624702.6A Expired - Fee Related CN106081742B (en) | 2016-08-02 | 2016-08-02 | A kind of film bobbin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106081742B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108502597A (en) * | 2018-02-14 | 2018-09-07 | 住华科技股份有限公司 | Winding structure and forming method thereof |
| CN109575829A (en) * | 2017-12-29 | 2019-04-05 | 宁波大榭开发区综研化学有限公司 | A kind of segment difference multilayer complex films and coiled material and preparation method thereof |
| CN109650181A (en) * | 2018-12-28 | 2019-04-19 | 东莞市光志光电有限公司 | A kind of wrap-up, preparation method and winding method reducing pipe coining |
| CN110589625A (en) * | 2019-09-06 | 2019-12-20 | 宿迁至诚纺织品股份有限公司 | Winding device for spinning |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4206143A1 (en) * | 1992-02-28 | 1993-09-02 | Agfa Gevaert Ag | Attaching starting end of film onto cylindrical winding centre - by fitting relatively soft slit tube round centre, inserting end of film into slit, and rotating assembly through one complete turn |
| CN1201915A (en) * | 1997-06-11 | 1998-12-16 | 三星电子株式会社 | Optical fiber spool and spool cover |
| DE20317826U1 (en) * | 2003-11-18 | 2004-02-12 | Corenso Elfes Gmbh & Co. Kg | Spiral web of paper is rolled into a tube to form a cylindrical core with an external embossed longitudinal detent |
| CN1819880A (en) * | 2003-06-30 | 2006-08-16 | 韩国浦项制铁公司 | Cylinder ring for preventing end mark or rolled sheet |
| US20060214049A1 (en) * | 2005-03-23 | 2006-09-28 | Sonoco Development, Inc. | Non-round profiled pultruded tube |
| CN103249660A (en) * | 2010-12-17 | 2013-08-14 | 3M创新有限公司 | Open gap film roll core |
-
2016
- 2016-08-02 CN CN201610624702.6A patent/CN106081742B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4206143A1 (en) * | 1992-02-28 | 1993-09-02 | Agfa Gevaert Ag | Attaching starting end of film onto cylindrical winding centre - by fitting relatively soft slit tube round centre, inserting end of film into slit, and rotating assembly through one complete turn |
| CN1201915A (en) * | 1997-06-11 | 1998-12-16 | 三星电子株式会社 | Optical fiber spool and spool cover |
| CN1819880A (en) * | 2003-06-30 | 2006-08-16 | 韩国浦项制铁公司 | Cylinder ring for preventing end mark or rolled sheet |
| DE20317826U1 (en) * | 2003-11-18 | 2004-02-12 | Corenso Elfes Gmbh & Co. Kg | Spiral web of paper is rolled into a tube to form a cylindrical core with an external embossed longitudinal detent |
| US20060214049A1 (en) * | 2005-03-23 | 2006-09-28 | Sonoco Development, Inc. | Non-round profiled pultruded tube |
| CN103249660A (en) * | 2010-12-17 | 2013-08-14 | 3M创新有限公司 | Open gap film roll core |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109575829A (en) * | 2017-12-29 | 2019-04-05 | 宁波大榭开发区综研化学有限公司 | A kind of segment difference multilayer complex films and coiled material and preparation method thereof |
| CN109575829B (en) * | 2017-12-29 | 2021-05-07 | 宁波大榭开发区综研化学有限公司 | Segment difference multilayer composite film and coiled material and preparation method thereof |
| CN108502597A (en) * | 2018-02-14 | 2018-09-07 | 住华科技股份有限公司 | Winding structure and forming method thereof |
| CN109650181A (en) * | 2018-12-28 | 2019-04-19 | 东莞市光志光电有限公司 | A kind of wrap-up, preparation method and winding method reducing pipe coining |
| CN110589625A (en) * | 2019-09-06 | 2019-12-20 | 宿迁至诚纺织品股份有限公司 | Winding device for spinning |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106081742B (en) | 2018-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181015 Address after: 454000 No. 455, Ting Yun Road, Jiaozuo demonstration area, Henan Patentee after: Jiaozuo Song Yang Photoelectric Technology Co., Ltd. Address before: 215000 Shang Wan Village, Dongshan, Wuzhong District, Suzhou, Jiangsu Patentee before: Suzhou Dongshan Precision Manufacturing Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20190802 |