CN111210954A - Half-open type mica tape longitudinal wrapping mold - Google Patents
Half-open type mica tape longitudinal wrapping mold Download PDFInfo
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- CN111210954A CN111210954A CN201910829417.1A CN201910829417A CN111210954A CN 111210954 A CN111210954 A CN 111210954A CN 201910829417 A CN201910829417 A CN 201910829417A CN 111210954 A CN111210954 A CN 111210954A
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- Prior art keywords
- longitudinal
- wrapping
- hole
- die
- longitudinal wrapping
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/10—Insulating conductors or cables by longitudinal lapping
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
- H01B13/2613—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping by longitudinal lapping
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Electric Cables (AREA)
Abstract
The invention relates to a half-open type mica tape longitudinal wrapping mold, which solves the defects of the prior art, and adopts the technical scheme that: the longitudinal wrapping die comprises a cable, the longitudinal wrapping die is formed by two half-cut half dies, a wrapping tape guide inner hole and a wrapping tape guide outer hole are formed in each half die, the wrapping tape guide inner hole is an arc-shaped hole aligned to the center of the longitudinal wrapping die, the central angle degree of the wrapping tape guide inner hole is larger than 90 degrees, the wrapping tape guide outer hole is an arc-shaped hole aligned to the center of the longitudinal wrapping die, the central angle degree of the wrapping tape guide outer hole is larger than 90 degrees, the distance from the wrapping tape guide inner hole to the center of the longitudinal wrapping die is smaller than the distance from the wrapping tape guide outer hole to the center of the longitudinal wrapping die, a connecting opening of the wrapping tape guide inner hole is located on a first connecting side wall of the half die corresponding to the center of the longitudinal wrapping die, and a connecting opening of the wrapping tape guide outer hole is located on a second connecting side wall of the half die corresponding to.
Description
Technical Field
The invention relates to cable production equipment, in particular to a semi-open type mica tape longitudinal wrapping mold.
Background
The mica tape mineral insulated cable adopts the mica tape as an insulating material for meeting the insulation and fire resistance performance, and the mica tape adopts a processing mode of multilayer wrapping during production. The present commonly used is around chartered plane has two kinds, and half-cut formula is around chartered plane and concentric type, and these two kinds of equipment usually have 6 ~ 8 to wind the package head, can only carry out 6 ~ 8 layers of band around the package. Especially, single core large specification mica tape mineral insulated cable, in order to reach the insulating thickness of regulation, the number of layers of wrapping of mica tape reaches 7 ~ 10 layers, still need wrap the protective layer outside the mica tape, and 11 ~ 14 layers of band need be wrapped to insulating layer and protective layer total, need wrap twice and can accomplish, cause production efficiency to hang down.
Therefore, the mica tape of the mica tape mineral insulated cable is processed in a combined wrapping and longitudinal wrapping mode, the use of wrapping heads can be reduced, the production efficiency is improved, and the production cost is reduced.
At present, the processing device special for longitudinally wrapping metal strips such as aluminum-plastic composite strips, steel strips, copper strips, aluminum strips and the like in the cable manufacturing and processing industry is widely applied, but some problems exist when non-metal strips such as mica strips are longitudinally wrapped: firstly, the belting rebounds: the elasticity of non-metal strips such as mica tapes is large, after the non-metal strips are longitudinally wrapped, namely the non-metal strips are out of a longitudinal wrapping die, the cable core cannot be reliably wrapped like lapping longitudinal wrapping metal strips, so that after the non-metal strips are out of a forming longitudinal wrapping die, the flattening trend of the resilience can occur, and the flattening trend of the resilience refers to that the wrapping tape is formed into a closed tubular state by the forming die before, and returns to a linear state with a U-shaped or C-shaped or flattened cross section, so that the requirement of longitudinal wrapping cannot be met; secondly, incomplete coating: the elasticity of nonmetal strips such as mica tapes is larger, the nonmetal strips are directly started when longitudinally wrapped and cannot be longitudinally wrapped into 360 degrees, so that two edges of the wrapped tapes which are longitudinally lapped together cannot be lapped.
Disclosure of Invention
The invention aims to solve the problems of belt springback and incomplete coating in the prior art and provides a half-open type mica tape longitudinal wrapping mold.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a half-open mica tape indulges a packet mould, includes the indulging of cable and wraps the mould, indulge a packet mould and constitute by two half-cut's ha fu mould, all seted up band direction hole and band direction outer hole on the ha fu mould, band direction hole is for aiming at the arc hole of indulging packet mould center, and the central angle degree of band direction hole is greater than 90, band direction outer hole is for aiming at the arc hole of indulging packet mould center, and the central angle degree of band direction outer hole is greater than 90, the distance of band direction hole apart from indulging packet mould center is less than the distance of band direction outer hole apart from indulging packet mould center, the connection opening of band direction hole is located the first connection lateral wall that ha fu mould corresponds and indulges packet mould center, the connection opening of band direction outer hole is located the second connection lateral wall that ha fu mould corresponds and wraps the mould center. The mica tape is indulged the package and is adopted two band and draw forth from band direction hole and outer hole respectively, and two band are greater than 180 height dislocation and are synthesized 360 overlap joints and indulge the package, and the band is indulged the package shaping of being convenient for, reduces the band and rises to tend to, and solved nonmetal strips such as mica tape and band resilience and the incomplete problem of cladding when indulging the package, simplified and indulged a package device. According to the invention, the mica tape of the mica tape mineral insulated cable can adopt a combined processing mode of the wrapping longitudinal package, so that the use of the wrapping head can be reduced, the production efficiency is improved, the production cost is reduced, the tightness of the longitudinal package of the wrapping tape and the stability of the product quality are ensured, and the method has the advantages of convenience, flexibility, easiness in operation and the like.
Preferably, the longitudinal wrapping die adopts a semi-open half die notch, the half die notch 2 adopts linear cutting processing, and the cutting seam is smaller than 0.25 mm.
Preferably, the size of the inner hole of the semi-open type die is 1-3mm larger than the outer diameter of the wire core needing to be longitudinally wrapped.
Preferably, the central angle degree of the spliced wrapping tape guide inner hole and the spliced wrapping tape guide outer hole in the longitudinal wrapping die corresponding to the center of the longitudinal wrapping die is 185-220 degrees. On the basis of reaching the standard of covering, the opening angles of the bag belt guiding inner hole and the bag belt guiding outer hole can be adjusted according to the control requirement of the specific cover overlapping rate. The mica tape longitudinal package adopts two package belts which are respectively led out from the package belt guide inner hole and the package belt guide outer hole, and the two package belts are overlapped and longitudinally packaged in a staggered way. The opening angle formed after the mica tapes are respectively introduced into the tape guide inner hole and the tape guide outer hole is larger than 180 degrees, so that longitudinal tape overlapping is formed.
Preferably, the width of the bag strap guiding inner hole and the width of the bag strap guiding outer hole are 0.1mm to 0.2mm larger than the thickness of the bag strap of the longitudinal bag. The invention can effectively shape and reduce the tendency of belt lifting.
Preferably, the half-open type mica tape longitudinal wrapping mold is arranged at the processing and doubling position of the wrapping head. The mica tape longitudinal wrapping die is arranged in such a way, so that the mica tape longitudinal wrapping die has the effect of stabilizing the wire die and also has the effect of longitudinally wrapping the mica tape.
The invention has the following beneficial effects: the mica tape of the mica tape mineral insulated cable adopts a combined processing mode of wrapping and longitudinally wrapping, so that the use of wrapping heads can be reduced, the production efficiency is improved, the production cost is reduced, the tightness of longitudinal wrapping of the wrapping tape and the stability of the product quality are ensured, and the mica tape mineral insulated cable has the advantages of convenience, flexibility, easiness in operation and the like.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
In the figure: 1. a longitudinal wrapping mold, 2, a half mold notch, 3, a wrapping tape guide inner hole, and 4, a wrapping tape guide outer hole.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings.
Example 1:
a half-open type mica tape longitudinal wrapping mold (see figure 1) comprises a longitudinal wrapping mold of a cable, wherein the longitudinal wrapping mold is composed of two half-cut half molds, the half dies are all provided with a bag belt guiding inner hole and a bag belt guiding outer hole, the bag belt guiding inner hole is an arc-shaped hole aligned with the center of the longitudinal bag die, the central angle degree of the belting guide inner hole is more than 90 degrees, the belting guide outer hole is an arc-shaped hole aligned with the center of the longitudinal wrapping mold, the central angle degree of the belting guide outer hole is more than 90 degrees, the distance between the belting guide inner hole and the center of the longitudinal wrapping mold is less than the distance between the belting guide outer hole and the center of the longitudinal wrapping mold, the connecting opening of the bag belt guiding inner hole is positioned on the first connecting side wall of the half die corresponding to the center of the longitudinal bag die, and the connecting opening of the bag belt guide outer hole is positioned on the second connecting side wall of the half die corresponding to the center of the longitudinal bag die. The longitudinal wrapping die adopts a semi-open half die notch, the half die notch 2 adopts linear cutting processing, and the cutting seam is smaller than 0.25 mm. The size of the inner hole of the semi-open type die is 1-3mm larger than the outer diameter of the wire core needing to be longitudinally wrapped. The central angle degree of the belt guide inner hole and the belt guide outer hole which are spliced in the longitudinal wrapping mold and correspond to the center of the longitudinal wrapping mold is 185-220 degrees. The width of the bag belt guiding inner hole and the width of the bag belt guiding outer hole are 0.1mm to 0.2mm larger than the thickness of the bag belt of the longitudinal bag. The semi-open type mica tape longitudinal wrapping mold is arranged at the processing doubling position of the wrapping head.
More specifically:
the longitudinal wrapping mold 1 comprises a half-cutting mold into half molds through half-mold cuts 2, and a wrapping tape guide inner hole 3 and a wrapping tape guide outer hole 4 are sequentially arranged outside an inner hole of the mold. The half die notch 2 is processed by linear cutting, the cutting seam is smaller than 0.25mm, the die is convenient to assemble and disassemble and accurately position, the centering is convenient, and the inner hole of the die cannot be shifted in use. The size of the inner hole of the semi-open type die is 1-3mm larger than the outer diameter of the wire core needing to be longitudinally wrapped. The cover lapping rate of the longitudinal mica tape pack is generally controlled to be 10-20%, the opening angles of the tape guide inner hole 3 and the tape guide outer hole 4 are 185-220 degrees, and the opening angles of the tape guide inner hole 3 and the tape guide outer hole 4 are adjusted according to the control requirement of the specific cover lapping rate. The mica tape longitudinal package adopts two package belts which are respectively led out from the package belt guiding inner hole 3 and the package belt guiding outer hole 4, and the two package belts are overlapped and longitudinally packaged in a staggered way. The opening angle formed after the mica tapes are respectively introduced into the tape guide inner hole 3 and the tape guide outer hole 4 must be larger than 180 degrees, so that longitudinal tape overlapping is formed. The groove width of the bag belt guiding inner hole 3 and the bag belt guiding outer hole 4 is 0.1-0.2mm larger than the bag belt thickness of the longitudinal bag, and the bag belt of the longitudinal bag can be effectively shaped after entering the bag belt guiding inner hole 3 and the bag belt guiding outer hole 4, so that the tendency of bag belt getting up is reduced. Adopt half open type mica tape to indulge a packet mould, set up and have not only played the effect of steady line mould in one next processing doubling department around the package head, also played the effect that the mica tape indulged the package mould.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (6)
1. A half-open type mica tape longitudinal wrapping mold is characterized by comprising a cable longitudinal wrapping mold, wherein the longitudinal wrapping mold is composed of two half-cut half molds, the half dies are all provided with a bag belt guiding inner hole and a bag belt guiding outer hole, the bag belt guiding inner hole is an arc-shaped hole aligned with the center of the longitudinal bag die, the central angle degree of the belting guide inner hole is more than 90 degrees, the belting guide outer hole is an arc-shaped hole aligned with the center of the longitudinal wrapping mold, the central angle degree of the belting guide outer hole is more than 90 degrees, the distance between the belting guide inner hole and the center of the longitudinal wrapping mold is less than the distance between the belting guide outer hole and the center of the longitudinal wrapping mold, the connecting opening of the bag belt guiding inner hole is positioned on the first connecting side wall of the half die corresponding to the center of the longitudinal bag die, and the connecting opening of the bag belt guide outer hole is positioned on the second connecting side wall of the half die corresponding to the center of the longitudinal bag die.
2. The half-open mica tape longitudinal wrapping mold according to claim 1, wherein the longitudinal wrapping mold adopts a half-open half-die cut, the half-die cut 2 adopts linear cutting processing, and the cut is less than 0.25 mm.
3. The half-open mica tape longitudinal wrapping mold according to claim 1, wherein the size of the inner hole of the half-open mold is 1-3mm larger than the outer diameter of the wire core to be longitudinally wrapped.
4. The half-open mica tape longitudinal wrapping mold according to claim 1, 2 or 3, wherein the central angle degree of the inner wrapping tape guide hole and the outer wrapping tape guide hole which are spliced in the longitudinal wrapping mold corresponding to the center of the longitudinal wrapping mold is 185 ° to 220 °.
5. The half-open mica tape longitudinal wrapping mold according to claim 1, 2 or 3, wherein the width of the inner and outer wrapping tape guide holes is 0.1mm to 0.2mm larger than the thickness of the wrapping tape of the longitudinal wrapping.
6. The half-open mica tape longitudinal wrapping mold according to claim 1, 2 or 3, wherein the half-open mica tape longitudinal wrapping mold is arranged at a processing doubling position of a wrapping head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910829417.1A CN111210954B (en) | 2019-09-03 | 2019-09-03 | Half-open type mica tape longitudinal wrapping mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910829417.1A CN111210954B (en) | 2019-09-03 | 2019-09-03 | Half-open type mica tape longitudinal wrapping mold |
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| Publication Number | Publication Date |
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| CN111210954A true CN111210954A (en) | 2020-05-29 |
| CN111210954B CN111210954B (en) | 2021-05-04 |
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| CN201910829417.1A Active CN111210954B (en) | 2019-09-03 | 2019-09-03 | Half-open type mica tape longitudinal wrapping mold |
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0737303B2 (en) * | 1989-01-27 | 1995-04-26 | 田中精機株式会社 | Winding twist device |
| WO1998032139A1 (en) * | 1997-01-21 | 1998-07-23 | Koakkus Kabushiki Kaisha | Shielded multiconductor cable and manufacturing method therefor |
| CN1787122A (en) * | 2004-12-09 | 2006-06-14 | 江苏享鑫科技股份有限公司 | Tech. for vertically cladding forming coaxial cable by metal band external conductor and mould thereof |
| CN2938339Y (en) * | 2006-06-30 | 2007-08-22 | 浙江富春江通信集团有限公司 | Longitudinal packing lapping forming knife mould for cable sheathing |
| JP3966398B2 (en) * | 1999-06-04 | 2007-08-29 | 矢崎総業株式会社 | Manufacturing method and apparatus for tape vertical wire |
| KR100904620B1 (en) * | 2009-03-20 | 2009-06-25 | (주)티엠씨 | A detector of a lump |
| CN102360642A (en) * | 2011-09-20 | 2012-02-22 | 江苏长飞中利光纤光缆有限公司 | Die utilized by longitudinal covering process of glass fiber tape |
| CN202422867U (en) * | 2012-01-16 | 2012-09-05 | 青岛青缆科技有限责任公司 | Shielding embossing longitudinally-lapped seaming die |
| CN202930136U (en) * | 2012-08-14 | 2013-05-08 | 江苏通鼎光电科技有限公司 | Metal strip longitudinal lapping mold |
| CN203858934U (en) * | 2014-05-15 | 2014-10-01 | 四川江虹线缆制造有限公司 | Cable aluminium belt longitudinal-wrapping sizing die |
| CN104786466A (en) * | 2015-03-20 | 2015-07-22 | 西安西古光通信有限公司 | Longitudinal wrapping and forming mold for nonmetal strips for optical cables and longitudinal wrapping method thereof |
| CN105032965A (en) * | 2015-08-10 | 2015-11-11 | 西安西古光通信有限公司 | Metal composite belt longitudinal-covering forming device |
| CN204760132U (en) * | 2015-04-17 | 2015-11-11 | 浙江万马股份有限公司 | Novel steady drawing die |
| CN205194442U (en) * | 2015-11-27 | 2016-04-27 | 天水铁路电缆有限责任公司 | Package forming die is indulged to plastic -aluminum crossed belt |
| CN107377651A (en) * | 2017-08-07 | 2017-11-24 | 天津长飞鑫茂光缆有限公司 | A kind of optical cable steel aluminium strip shaped device |
-
2019
- 2019-09-03 CN CN201910829417.1A patent/CN111210954B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0737303B2 (en) * | 1989-01-27 | 1995-04-26 | 田中精機株式会社 | Winding twist device |
| WO1998032139A1 (en) * | 1997-01-21 | 1998-07-23 | Koakkus Kabushiki Kaisha | Shielded multiconductor cable and manufacturing method therefor |
| JP3966398B2 (en) * | 1999-06-04 | 2007-08-29 | 矢崎総業株式会社 | Manufacturing method and apparatus for tape vertical wire |
| CN1787122A (en) * | 2004-12-09 | 2006-06-14 | 江苏享鑫科技股份有限公司 | Tech. for vertically cladding forming coaxial cable by metal band external conductor and mould thereof |
| CN2938339Y (en) * | 2006-06-30 | 2007-08-22 | 浙江富春江通信集团有限公司 | Longitudinal packing lapping forming knife mould for cable sheathing |
| KR100904620B1 (en) * | 2009-03-20 | 2009-06-25 | (주)티엠씨 | A detector of a lump |
| CN102360642A (en) * | 2011-09-20 | 2012-02-22 | 江苏长飞中利光纤光缆有限公司 | Die utilized by longitudinal covering process of glass fiber tape |
| CN202422867U (en) * | 2012-01-16 | 2012-09-05 | 青岛青缆科技有限责任公司 | Shielding embossing longitudinally-lapped seaming die |
| CN202930136U (en) * | 2012-08-14 | 2013-05-08 | 江苏通鼎光电科技有限公司 | Metal strip longitudinal lapping mold |
| CN203858934U (en) * | 2014-05-15 | 2014-10-01 | 四川江虹线缆制造有限公司 | Cable aluminium belt longitudinal-wrapping sizing die |
| CN104786466A (en) * | 2015-03-20 | 2015-07-22 | 西安西古光通信有限公司 | Longitudinal wrapping and forming mold for nonmetal strips for optical cables and longitudinal wrapping method thereof |
| CN204760132U (en) * | 2015-04-17 | 2015-11-11 | 浙江万马股份有限公司 | Novel steady drawing die |
| CN105032965A (en) * | 2015-08-10 | 2015-11-11 | 西安西古光通信有限公司 | Metal composite belt longitudinal-covering forming device |
| CN205194442U (en) * | 2015-11-27 | 2016-04-27 | 天水铁路电缆有限责任公司 | Package forming die is indulged to plastic -aluminum crossed belt |
| CN107377651A (en) * | 2017-08-07 | 2017-11-24 | 天津长飞鑫茂光缆有限公司 | A kind of optical cable steel aluminium strip shaped device |
Non-Patent Citations (2)
| Title |
|---|
| 刘秋来: "大直径电缆铝塑复合带纵包的工艺控制", 《光纤与电缆及其应用技术》 * |
| 豆蕊 熊辉: "屏蔽通信电缆搭接式纵包模设计与研究", 《电子测试》 * |
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| CN111210954B (en) | 2021-05-04 |
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