CN102280181A - Method for manufacturing flat cable - Google Patents
Method for manufacturing flat cable Download PDFInfo
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- CN102280181A CN102280181A CN2010101995625A CN201010199562A CN102280181A CN 102280181 A CN102280181 A CN 102280181A CN 2010101995625 A CN2010101995625 A CN 2010101995625A CN 201010199562 A CN201010199562 A CN 201010199562A CN 102280181 A CN102280181 A CN 102280181A
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- insulation film
- flat cable
- flat
- bonding
- bond layer
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Abstract
The invention provides a method for manufacturing a flat cable. A sufficient pressure welding force is applied to a bonding surface of a laminated insulation film on a joint part between the non-conductor bonding surfaces between flat conductors, so that no gap or stripping is generated on the bonding interface. In the method for manufacturing the flat cable (11), a plurality of flat conductors (12) are clamped by insulation films (13), consisting of an insulation layer (14) and an adhesive layer (15), and the insulation films are laminated, wherein the method comprises the following steps of: firstly, preheating the insulation films (13) to softening the adhesive layer; and secondly, pressure-welding the insulation films (13) by using a molding roller (17) with a roller component (19) having rebound resilience of 54-65%, and bonding the softened adhesive layer (15). In addition, the roller component (19) of the molding roller can be made from silicon rubber or fluorous rubber; furthermore, the roller component (19) of the molding roller can be in the heated state.
Description
Technical field
The present invention relates to a kind of manufacture method of the flexual flat cable that in the equipment of communication equipment, electronic equipment etc., uses in the electric wiring.
Background technology
As flexual flat cable, exist and utilize the many flat conductors of insulation film clamping that constitute by insulating barrier and bond layer, the form (for example, with reference to patent documentation 1,2) of fitting between the insulation film.This flat cable is made as follows.In that many flat conductors are arranged in parallel is under the state of row, from its both sides the adhesive layer of insulation film is contacted with each other and engages.Then, by using backer roll that bond layer is bonding integrated, carry out cableization thus.Backer roll uses heatable roller.
Patent documentation 1: Japanese kokai publication hei 8-287732 communique
Patent documentation 2: TOHKEMY 2006-49185 communique
Summary of the invention
Fig. 4 (A), (B) are the figure that schematically represents the manufacture method of above-mentioned flat cable 1.At first, shown in Fig. 4 (A), across predetermined distance many flat conductors 2 being arranged in parallel is row, utilize insulation film 3 from upper and lower surfaces with the above-mentioned flat conductor 2 of sandwich-like clamping.This two-layerly constitutes insulation film 3 by insulating barrier 4 and bond layer 5, and bond layer 5 faces with each other and is bonded on the plane of flat conductor 2.Then, if utilize backer roll with insulation film 3 crimping each other, then shown in Fig. 4 (B), bond layer 5 is fitted each other in the mode that the periphery of flat conductor 2 is filled up, and flat conductor 2 is with the state maintenance arrangement of electric insulation each other.
But, when insulation film 3 is fitted, the part place that does not have conductor between flat conductor 2, imbedding of bond layer is insufficient, may produce space 6.In addition, after carrying out thermal ageing test, if with the flat cable bending, then the bonding plane of bond layer 5 may be peeled off.The reason that the problems referred to above produce is that the crimping that the bonding part (bonding interface) between the bonding plane that does not have conductor between the flat conductor 2 applies is insufficient, the bonding force on the bonding plane a little less than.
The present invention In view of the foregoing proposes, its purpose is, a kind of manufacture method of flat cable is provided, its bonding part between the bonding plane that does not have conductor between the flat conductor, apply sufficient crimp force to bonding plane, thereby can on bonding interface, not produce the space or peel off.
The manufacture method of flat cable involved in the present invention, many flat conductors of insulation film clamping that utilization is made of insulating barrier and bond layer, and will fit between this insulation film, it is characterized in that, insulation film is carried out preheating and makes bond layer softening, then, utilize format roll with crimping between the insulation film, softening bond layer is bonding, and wherein, it is 54～65% roller member that described format roll has resilience.
In addition, the roller member of format roll can be formed by silicon rubber or fluorubber, in addition, also can make the roller member of format roll be in heated state.
The effect of invention
According to the present invention, bond layer is imbedded between the flat conductor well, can not produce the space, in addition,, can not produce peeling off of bond layer even after thermal ageing test yet.
Description of drawings
Fig. 1 is the figure of summary of the manufacture method of explanation flat cable of the present invention.
Fig. 2 is the figure of the crimped status of the insulation film that formed by the format roll in the present invention and the Comparative Examples of expression.
Fig. 3 is the figure of expression by the section shape of the flat cable of manufacture method manufacturing of the present invention.
Fig. 4 is the figure of the problem of explanation prior art.
Embodiment
With reference to the accompanying drawings, embodiments of the present invention are described.Among the figure, 11 expression flat cables, 12 expression flat conductors, 13 expression insulation films, 14 expression insulating barriers, 15 expression bond layers, 16 expression guide portion, 17 are expressed as forming roll, 18 expression roll centres, 19 expression roller members.
Manufacturing for flat cable of the present invention, as shown in Figure 1, many flat conductors 12 that to section are rectangle are to supply with under the state of row being arranged in parallel, and to supply with 2 insulation films 13 from the mode of the above-mentioned flat conductor 12 of sandwich, implement thus to make.Flat conductor 12 and insulation film 13 directed sections, 16 guiding also are fed through between a pair of format roll 17, pressurize and fit, thereby form flat cable 11.
Flat conductor 12 can use in for example flat copper surface of conductors and implement zinc-plated grade and the conductor that obtains.Thickness is that 0.035mm degree, width are the 0.3mm degree, is arranged in the 0.2～0.3mm degree that is spaced apart with adjacent flat conductor.Insulation film 13 uses by insulating barrier 14 and bond layer 15 this 2 layers of films that constitutes at least.Insulating barrier 14 use by for example polyethylene terephthalate (PET) etc. form, thickness is the insulating barrier of 25 μ m degree.Bond layer 15 is bonding agents of polyesters for example, forms thickness 35 μ m.
Format roll 17 is the structures at rubber-like roller members 19 such as the coaxial shape of the periphery ground of the metal roll centre 18 of circle configuration rubber.Be configured to the insulation film 13 by guide portion 16 guiding is carried out crimping by roller member.Roller member 19 has stable on heating resin by silicon rubber, fluorubber etc. and forms.In addition, this roller member 19 as described later shown in, its resilience is made as 54%～65%.In addition, elastic assay method adopts the method based on " JISK6255-1996 (Dui Recognize 2001) ".
In addition, format roll 17 can use heatable roller.As heatable roller, use the structure of in roller, accommodating heater.Heating-up temperature also depends on the material of employed bond layer 15.Under the situation of the bonding agent of polyesters, the temperature of roller member 19 is set at 150 ℃～170 ℃ degree.
Use heatable roller by format roll 17, bond layer 15 fusions of the insulation film 13 under will be owing to the heating of the guide portion 16 softening state, can be expeditiously with insulation film 13 crimping and integrated.
The figure of the laminated state of Fig. 2 insulation film that to be expression form by format roll, Fig. 2 (A) represents example of the present invention, is that to use resiliences be the situation of 54～65% elastic caoutchouc to roller member 19.Fig. 2 (B) is a Comparative Examples, is that roller member 19 uses the situation of resiliences less than 54% elastic caoutchouc.
In the example shown in Fig. 2 of the present invention (A), if roller member 19 narrows down owing to external force Fa makes at interval, then roller member 19 is pushed insulation film 13 from the both sides of flat conductor 12, and the bonding plane of the bond layer 15 that is formed at insulating barrier 14 inboards is crimped on the surface of flat conductor 12 by pressing force Fb.If roller member 19 is applied stronger pressing force, then because the thickness of flat conductor 12, make the press surface 19a of roller member 19 carry out strain, on the part that does not have conductor between the flat conductor 12, also produce sufficient pressing force Fc, with softening and even to be in the bond layer 15 of molten condition bonding and integrated on bonding interface 15a.In addition, if resilience surpasses 65%, then pressing force Fc is excessive, may make insulating barrier 14 produce fold.
Relative therewith, in Fig. 2 that illustrates as a comparison case (B), with the situation of Fig. 2 (A) in the same manner, if roller member 19 narrows down owing to external force Fa makes at interval, then roller member 19 is pushed insulation film 13 from the both sides of flat conductor 12, and the bonding plane that is formed at the bond layer 15 of insulating barrier 14 inboards is crimped on the surface of flat conductor 12 by pressing force Fb.But, even apply stronger pressing force, because the resilience of roller member 19 is less, so the press surface 19a of roller member 19 can strain not take place accordingly with the thickness of flat conductor 12 yet to roller member 19, even perhaps deform, its deflection is also less.Therefore, the pressing force Fc that locates to apply between flat conductor 12 is less, and is even the bonding interface 15a of bond layer 15 is softening and even be in molten condition, bonding also insufficient.
Fig. 3 is the figure of an example of the expression flat cable that pass through of the present invention manufacture method manufacturing corresponding with Fig. 4.Illustrative identical among flat conductor 12 that in flat cable 11, uses and insulation film 13 and Fig. 4, shown in Fig. 3 (A), across the interval of regulation many flat conductors 12 being arranged in parallel is row, utilizes insulation film 13 from the above-mentioned flat conductor 12 of upper and lower surfaces clamping.Insulation film 13 by insulating barrier 14 and bond layer 15 these 2 layers constitute, bond layer 15 faces with each other and is bonded on the plane of flat conductor 12.
Then, if utilize format roll with insulation film 13 crimping each other, then shown in Fig. 3 (B), can obtain can not producing the space shown in Fig. 4 (B), make bond layer 15 carry out the flat cable that lamination forms each other the periphery of flat conductor 12 is buried full mode.In addition, this flat cable is after carrying out thermal ageing test, and bond layer 15 can not produce and peel off.
Following table 1 illustrates the result that the manufacture method of flat cable of the present invention is estimated.Sample No.1 and 2 is equivalent to Comparative Examples of the present invention, and the roller member 19 use resiliences of format roll 17 are 47% material, will make linear speed and be made as 1m/min and 2m/min.In addition, sample No.3 and 4 is equivalent to the present invention, and the roll material use resilience of format roll is 62% material, will make linear speed and be made as 1m/min and 2m/min.
In addition, in sample No.1～4, all as the flat conductor of flat cable, with thickness is that 0.035mm, width are that the copper conductor of 0.3mm is arranged with conductor separation 0.2mm, as insulation film, using and form thickness on thickness is the PET of 25 μ m is the film that the bonding agent of the polyesters of 35 μ m forms.In addition, the heating-up temperature of guide portion is made as 50 ℃, the temperature of the roller member 19 of format roll 17 is made as 175 ℃, will be made as 0.05～0.2MPa to the format roll applied pressure.
[table 1]
(evaluation test result)
| Sample No | Resilience (%) | The roller rubber temperature (℃) | Linear speed (m/min) | The section closed state | State after the thermal ageing test |
| 1 | 47 | 175 | 1.0 | ○ | × |
| 2 | 47 | 175 | 2.0 | × | × |
| 3 | 62 | 175 | 1.0 | ○ | ○ |
| 4 | 62 | 175 | 2.0 | ○ | ○ |
For the closed state of the bonding interface in the cable section between the flat conductor, sample No.2 produces the space shown in Fig. 4 (B), but sample No.1,3,4 does not have the space shown in Fig. 3 (B), for well.After thermal ageing test (placing 168 hours down at 136 ℃), sample No.1,2 produces and peels off, but sample No.3,4 do not produce and peel off, for well.
Claims (3)
1. the manufacture method of a flat cable, it utilizes the many flat conductors of insulation film clamping that are made of insulating barrier and bond layer, and will fit between this insulation film,
It is characterized in that,
With the heating of described insulation film, make described bond layer softening, then, utilize format roll with crimping between the described insulation film, described softening bond layer is bonding, and wherein, it is 54～65% roller member that described format roll has resilience.
2. the manufacture method of flat cable according to claim 1 is characterized in that,
The roller member of described format roll is formed by silicon rubber or fluorubber.
3. the manufacture method of flat cable according to claim 1 and 2 is characterized in that,
Roller member to described format roll heats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101995625A CN102280181A (en) | 2010-06-10 | 2010-06-10 | Method for manufacturing flat cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101995625A CN102280181A (en) | 2010-06-10 | 2010-06-10 | Method for manufacturing flat cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102280181A true CN102280181A (en) | 2011-12-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101995625A Pending CN102280181A (en) | 2010-06-10 | 2010-06-10 | Method for manufacturing flat cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN102280181A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018032486A (en) * | 2016-08-23 | 2018-03-01 | 古河電気工業株式会社 | Flat cable, rotating connector using the same, and method for producing flat cable |
| CN109036730A (en) * | 2018-07-17 | 2018-12-18 | 江苏金由新材料有限公司 | A kind of preparation process of the cable arrange-line with high-wearing feature sheath |
| CN113168938A (en) * | 2018-12-13 | 2021-07-23 | 株式会社自动网络技术研究所 | Wiring member |
| CN114556493A (en) * | 2019-10-23 | 2022-05-27 | 株式会社自动网络技术研究所 | Wiring member |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0869723A (en) * | 1994-08-30 | 1996-03-12 | Nissei Denki Kk | Manufacture of laminated cable |
| JP2002050233A (en) * | 2000-08-07 | 2002-02-15 | Sumitomo Wiring Syst Ltd | Tflat cable and its manufacturing method |
| JP2004331962A (en) * | 2003-04-15 | 2004-11-25 | Dow Corning Toray Silicone Co Ltd | Addition curing type heat conductive liquid silicone rubber composition |
| JP2005300752A (en) * | 2004-04-08 | 2005-10-27 | Canon Inc | Developing roller, electrophotographic process cartridge and electrophotographic image forming apparatus |
| JP2006286389A (en) * | 2005-03-31 | 2006-10-19 | Furukawa Electric Co Ltd:The | Flat cable |
-
2010
- 2010-06-10 CN CN2010101995625A patent/CN102280181A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0869723A (en) * | 1994-08-30 | 1996-03-12 | Nissei Denki Kk | Manufacture of laminated cable |
| JP2002050233A (en) * | 2000-08-07 | 2002-02-15 | Sumitomo Wiring Syst Ltd | Tflat cable and its manufacturing method |
| JP2004331962A (en) * | 2003-04-15 | 2004-11-25 | Dow Corning Toray Silicone Co Ltd | Addition curing type heat conductive liquid silicone rubber composition |
| JP2005300752A (en) * | 2004-04-08 | 2005-10-27 | Canon Inc | Developing roller, electrophotographic process cartridge and electrophotographic image forming apparatus |
| JP2006286389A (en) * | 2005-03-31 | 2006-10-19 | Furukawa Electric Co Ltd:The | Flat cable |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018032486A (en) * | 2016-08-23 | 2018-03-01 | 古河電気工業株式会社 | Flat cable, rotating connector using the same, and method for producing flat cable |
| CN109196603A (en) * | 2016-08-23 | 2019-01-11 | 古河电气工业株式会社 | Flat cable, using its rotary connector and flat cable manufacturing method |
| US10804011B2 (en) | 2016-08-23 | 2020-10-13 | Furukawa Electric Co., Ltd. | Flat cable, rotary connector using the same, and method for producing flat cable |
| CN109196603B (en) * | 2016-08-23 | 2021-11-16 | 古河电气工业株式会社 | Flat cable, rotary connector using same, and method for manufacturing flat cable |
| CN109036730A (en) * | 2018-07-17 | 2018-12-18 | 江苏金由新材料有限公司 | A kind of preparation process of the cable arrange-line with high-wearing feature sheath |
| CN113168938A (en) * | 2018-12-13 | 2021-07-23 | 株式会社自动网络技术研究所 | Wiring member |
| CN113168938B (en) * | 2018-12-13 | 2023-08-15 | 株式会社自动网络技术研究所 | Wiring member |
| CN114556493A (en) * | 2019-10-23 | 2022-05-27 | 株式会社自动网络技术研究所 | Wiring member |
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Application publication date: 20111214 |