CN108231292A - A kind of cable extruder head simple in structure - Google Patents
A kind of cable extruder head simple in structure Download PDFInfo
- Publication number
- CN108231292A CN108231292A CN201711473861.1A CN201711473861A CN108231292A CN 108231292 A CN108231292 A CN 108231292A CN 201711473861 A CN201711473861 A CN 201711473861A CN 108231292 A CN108231292 A CN 108231292A
- Authority
- CN
- China
- Prior art keywords
- cable
- mold core
- die sleeve
- extruder head
- layer
- 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
- 238000009833 condensation Methods 0.000 claims abstract description 11
- 230000005494 condensation Effects 0.000 claims abstract description 11
- 230000001603 reducing effect Effects 0.000 claims abstract description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 20
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 20
- -1 polytetrafluoroethylene Polymers 0.000 claims description 12
- 230000001413 cellular effect Effects 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 8
- 229910052918 calcium silicate Inorganic materials 0.000 claims description 4
- 239000000378 calcium silicate Substances 0.000 claims description 4
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000011496 polyurethane foam Substances 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Classifications
-
- 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
- H01B13/14—Insulating conductors or cables by extrusion
- H01B13/143—Insulating conductors or cables by extrusion with a special opening of the extrusion head
-
- 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
- H01B13/0016—Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
- H01B13/002—Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment for heat extraction
-
- 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
- H01B13/0036—Details
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of cable extruder head simple in structure, including die sleeve, mold core, cooler, cable core seat, refrigerator pipe and annular cutter；The mold core is arranged on inside die sleeve, is made of inside the mold core containing mold core endoporus, the die sleeve the concentric column of two sections of reducings, and the outer diameter of posterior segment is less than leading portion；It is threaded in the periphery of rear end；Connecting groove is set in the mold core setting, the rear end of the die sleeve is fixedly connected by screw thread with connecting groove；Bolt is set on the side wall of cable core seat, and the bolt is fixedly connected with die sleeve.The configuration of the present invention is simple is common structure, cheap, the cooler of setting passes through the condensation branch pipe that is circular layout, it can be uniformly pre-chilled when cable insulation wraps up so that cable and insulating layer package are close, are not in because of gap caused by inhomogeneous cooling.
Description
Technical field
The present invention relates to a kind of cable extruder heads simple in structure.
Background technology
Extruder is the necessaries in electric wire production process, with the progress of engineering technology, different engineering sites
Requirement to electric wire is also increased therewith, such as waterproof, antistatic etc., and big to the demand of electric wire, it is desirable that work
Making efficiency will also be further improved.
Cable of the prior art is problem appear to is that extruder connects head section mechanism complexity, and cost is high, and in cable
The insulating layer package imprecision of package, is susceptible to gap, the reason is that when cooling, inhomogeneous cooling is even to be caused.
Invention content
It, can be with the present invention provides a kind of cable extruder head simple in structure in order to solve above-mentioned prior art problem
Deficiency more than improvement.
The present invention relates to a kind of cable extruder head simple in structure, including die sleeve, mold core, cooler, cable core seat, cold air
Pipe and annular cutter；The mold core is arranged on inside die sleeve, and mold core endoporus, the mold core endoporus entirety are contained inside the mold core
It is tapered, bevel phase including reducing and the straightway for being arranged on reducing bevel phase end；On the outside of the mold core between die sleeve
With necking cavity, the shrinkage cavity cavity includes the cellular flow passages hole of front end and the conical surface slot with the perforation of cellular flow passages hole；Institute
State the setting of cellular flow passages orifice ring shape circumferentially；The end of the necking cavity is penetrated through for mixing mouth and with mold core endoporus；It is described
Die sleeve is made of the concentric column of two sections of reducings, and the outer diameter of posterior segment is less than leading portion；It is threaded in the periphery of rear end；It is described
Connecting groove is set in mold core setting, the rear end of the die sleeve is fixedly connected by screw thread with connecting groove；In the side of cable core seat
Bolt is set on wall, and the bolt is fixedly connected with die sleeve；The cooler is connect by refrigerator pipe with cable core seat, the cold air
Pipe, which is hidden, to be arranged on inside cable core seat；The refrigerator pipe include circulating line and with circulating line main pipeline connected vertically,
For circulating line inner arc to multiple condensation branch pipes are uniformly set at equal intervals, the condensation branch pipe is directed toward the center of circle；The cold main pipeline
It is connect with the gas outlet of cooler.
Further, the annular cutter is arranged on the end of cable core seat.
Further, polytetrafluoroethylene (PTFE) jacket is set on the inner wall of mixing mouth.
Further, the polytetrafluoroethylene (PTFE) jacket is close to the arc conical surface of the side of conical surface slot setting gradual change.
Further, the refrigerator pipe includes internal layer, middle layer and outer layer.
Further, the internal layer is copper pipe, and outer wall sets polyurethane foam.
Further, the middle layer is polyethylene layer.
Further, microporous calcium silicate layer is set between the outer layer and middle layer.
The configuration of the present invention is simple is common structure, cheap, and the cooler of setting passes through the condensation branch that is circular layout
Pipe, can uniformly be pre-chilled when cable insulation wrap up so that cable and insulating layer package are close, be not in because of
Gap caused by inhomogeneous cooling.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is refrigerator pipe structure diagram.
Fig. 3 is refrigerator pipe section structure diagram.
Diagram：1 die sleeve, 2 mold cores, 3 cable core seats, 4 connecting grooves, 5 screw threads, 6 bolts, 7 mold core endoporus, 71 bevel phases, 72
Straightway, 8 conical surface slots, 9 cellular flow passages holes, 10 coolers, 11 refrigerator pipes, 111 main pipelines, 112 circulating lines, 113 condensation branch
Pipe, 12 mixing mouths, 13 polytetrafluoroethylene (PTFE) jackets, 14 annular cutters, 15 internal layers, 16 polyurethane foams, 17 middle layers, 18, it is micro-
Hole calcium silicate layer, 19 outer layers.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
It is not used in the restriction present invention.
As shown in Figs. 1-3, a kind of cable extruder head simple in structure, it is characterised in that：Including die sleeve 1, mold core 2 is cold
But machine 10, cable core seat 3, refrigerator pipe 11 and annular cutter 14；The mold core 2 is arranged on inside die sleeve 1, and 2 inside of mold core contains
There is mold core endoporus 7, the mold core endoporus 7 is integrally conical, and the bevel phase 71 including reducing and is arranged on reducing bevel phase end
Straightway 72；There is necking cavity between 2 outside of mold core and die sleeve 1, the shrinkage cavity cavity includes the porous flow of front end
Road hole 9 and the conical surface slot 8 penetrated through with cellular flow passages hole 9；The 9 annular setting of cellular flow passages hole is circumferentially；The necking
The end of cavity is penetrated through for mixing mouth 12 and with mold core endoporus；The setting polytetrafluoroethylene (PTFE) jacket 13 on the inner wall of mixing mouth 12.
The polytetrafluoroethylene (PTFE) jacket 13 is close to the arc conical surface of the side of conical surface slot 8 setting gradual change.
It can be mixed by multi-pore channel hole with the ambroin fluid of different performance；By cellular flow passages hole 9 and then boring
It is mixed in 8 region of face slot；The die sleeve 1 is made of the concentric column of two sections of reducings, and the outer diameter of posterior segment is less than leading portion；Rear
The periphery at end is threaded 5；Connecting groove 4 is set in the mold core 2 setting, and the rear end of the die sleeve 1 is by screw thread 5 with connecting
Groove 4 is fixedly connected；Bolt 6 is set on the side wall of cable core seat 3, and the bolt 6 is fixedly connected with die sleeve 1；It is set on cable core seat
Cable transfer passage is put, the cooler 10 is connect by refrigerator pipe 11 with cable core seat 3, and the refrigerator pipe 11, which is hidden, is arranged on cable
Inside core print seat 3；The refrigerator pipe 11 include circulating line 112 and with 112 main pipeline 111 connected vertically of circulating line, in ring
For 112 inner arc of shape pipeline to multiple condensation branch pipes 113 are set, the condensation branch pipe 113 is directed toward the center of circle；Wherein condensation branch pipe end position
In on cable transfer passage inner wall；The cold main pipeline 111 is connect with the gas outlet of cooler 10.
In order to facilitate cutting cable, annular cutter is designed, specific annular cutter 14 is arranged on the end of cable core seat 3.
The refrigerator pipe 11 includes internal layer 15, middle layer 17 and outer layer 19.Wherein internal layer 15 is copper pipe, and outer wall setting is poly-
Urethane froth bed 16；Middle layer 17 is polyethylene layer；Microporous calcium silicate layer 18 is set between outer layer 19 and middle layer 17.Refrigerator pipe
Using the structure of composite bed, there is good heat-proof quality, heat transfer will not be led to, good heat-insulation effect, mechanical performance is high, weight
Gently, long lifespan has good anti-corrosion waterproof seal.
Due to the setting polytetrafluoroethylene (PTFE) jacket 13 on the inner wall of mixing mouth 12, it is well known that polytetrafluoroethylene (PTFE) is high score
Sub- compound has excellent high lubrication non-stick, surface easily smooth, the insulating layer table of finished cable when extrusion molding
Face is smooth, not short-tempered.
Wherein in polytetrafluoroethylene (PTFE) jacket 13 close to the arc conical surface of the side of conical surface slot 8 setting gradual change, for plastics stream
Body facilitates extruding.
The circulating line and the condensation branch pipe 113 of uniform spaced set set inside cable core seat 3 is to cable surrounding shape
Into stable condensing zone, facilitate extrusion molding, the compactness of cable body and insulating layer is strong, there is no because condense it is uneven caused by hole
Gap.
Claims (8)
1. a kind of cable extruder head simple in structure, it is characterised in that：Including die sleeve, mold core, cooler, cable core seat, cold air
Pipe and annular cutter；The mold core is arranged on inside die sleeve, and mold core endoporus, the mold core endoporus entirety are contained inside the mold core
It is tapered, bevel phase including reducing and the straightway for being arranged on reducing bevel phase end；On the outside of the mold core between die sleeve
With necking cavity, the shrinkage cavity cavity includes the cellular flow passages hole of front end and the conical surface slot with the perforation of cellular flow passages hole；Institute
State the setting of cellular flow passages orifice ring shape circumferentially；The end of the necking cavity is penetrated through for mixing mouth and with mold core endoporus；It is described
Die sleeve is made of the concentric column of two sections of reducings, and the outer diameter of posterior segment is less than leading portion；It is threaded in the periphery of rear end；It is described
Connecting groove is set in mold core setting, the rear end of the die sleeve is fixedly connected by screw thread with connecting groove；In the side of cable core seat
Bolt is set on wall, and the bolt is fixedly connected with die sleeve；The cooler is connect by refrigerator pipe with cable core seat, the cold air
Pipe, which is hidden, to be arranged on inside cable core seat；The refrigerator pipe include circulating line and with circulating line main pipeline connected vertically,
For circulating line inner arc to multiple condensation branch pipes are uniformly set at equal intervals, the condensation branch pipe is directed toward the center of circle；The cold main pipeline
It is connect with the gas outlet of cooler.
2. a kind of cable extruder head simple in structure according to claim 1, it is characterised in that：The annular cutter is set
It puts in the end of cable core seat.
3. a kind of cable extruder head simple in structure according to claim 1, it is characterised in that：In the inner wall of mixing mouth
Upper setting polytetrafluoroethylene (PTFE) jacket.
4. a kind of cable extruder head simple in structure according to claim 3, it is characterised in that：The polytetrafluoroethylene (PTFE)
Jacket is close to the arc conical surface of the side of conical surface slot setting gradual change.
5. a kind of cable extruder head simple in structure according to claim 1, it is characterised in that：The refrigerator pipe includes
Internal layer, middle layer and outer layer.
6. a kind of cable extruder head simple in structure according to claim 5, it is characterised in that：The internal layer is copper
Pipe, outer wall setting polyurethane foam.
7. a kind of cable extruder head simple in structure according to claim 5, it is characterised in that：The middle layer is poly-
Pvdf layer.
8. a kind of cable extruder head simple in structure according to claim 5, it is characterised in that：The outer layer and centre
Microporous calcium silicate layer is set between layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711473861.1A CN108231292A (en) | 2017-12-29 | 2017-12-29 | A kind of cable extruder head simple in structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711473861.1A CN108231292A (en) | 2017-12-29 | 2017-12-29 | A kind of cable extruder head simple in structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108231292A true CN108231292A (en) | 2018-06-29 |
Family
ID=62646900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711473861.1A Pending CN108231292A (en) | 2017-12-29 | 2017-12-29 | A kind of cable extruder head simple in structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108231292A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283967A (en) * | 2020-03-20 | 2020-06-16 | 昆明三川电线电缆有限公司 | Extrusion molding device and process for parallel bunched conductors |
| CN114596997A (en) * | 2022-03-04 | 2022-06-07 | 云南百冠电线电缆有限公司 | Production device for double-layer electric wire |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1037217A2 (en) * | 1999-03-18 | 2000-09-20 | Uniline Kabelmaschinenbau- und Handelsges. m. b. H. | Continuous manufacturing method and device for coated cables and device for carrying out this method |
| JP2005346973A (en) * | 2004-05-31 | 2005-12-15 | Yazaki Corp | Production method for electric cable and production device for electric cable |
| WO2011034290A2 (en) * | 2009-09-17 | 2011-03-24 | 한국기계연구원 | Cooling apparatus and cooling method for an indirect extruder |
| CN102314976A (en) * | 2010-07-02 | 2012-01-11 | 成都营门电缆有限责任公司 | Steel and plastic composite cable extrusion mold |
| CN102368413A (en) * | 2011-09-04 | 2012-03-07 | 鲁能泰山曲阜电缆有限公司 | Automatic core fixing and extruding die for photoelectric cable sheath coating |
| JP2012204089A (en) * | 2011-03-24 | 2012-10-22 | Hitachi Cable Ltd | Foam coaxial cable and manufacturing method thereof |
| CN205395082U (en) * | 2016-02-29 | 2016-07-27 | 宏亮电缆有限公司 | Cable extruder head mould |
-
2017
- 2017-12-29 CN CN201711473861.1A patent/CN108231292A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1037217A2 (en) * | 1999-03-18 | 2000-09-20 | Uniline Kabelmaschinenbau- und Handelsges. m. b. H. | Continuous manufacturing method and device for coated cables and device for carrying out this method |
| JP2005346973A (en) * | 2004-05-31 | 2005-12-15 | Yazaki Corp | Production method for electric cable and production device for electric cable |
| WO2011034290A2 (en) * | 2009-09-17 | 2011-03-24 | 한국기계연구원 | Cooling apparatus and cooling method for an indirect extruder |
| CN102314976A (en) * | 2010-07-02 | 2012-01-11 | 成都营门电缆有限责任公司 | Steel and plastic composite cable extrusion mold |
| JP2012204089A (en) * | 2011-03-24 | 2012-10-22 | Hitachi Cable Ltd | Foam coaxial cable and manufacturing method thereof |
| CN102368413A (en) * | 2011-09-04 | 2012-03-07 | 鲁能泰山曲阜电缆有限公司 | Automatic core fixing and extruding die for photoelectric cable sheath coating |
| CN205395082U (en) * | 2016-02-29 | 2016-07-27 | 宏亮电缆有限公司 | Cable extruder head mould |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283967A (en) * | 2020-03-20 | 2020-06-16 | 昆明三川电线电缆有限公司 | Extrusion molding device and process for parallel bunched conductors |
| CN114596997A (en) * | 2022-03-04 | 2022-06-07 | 云南百冠电线电缆有限公司 | Production device for double-layer electric wire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180629 |