CN102760536A - Preparation method of bi-color or multi-color extruded PTFE (Polytetrafluoroethylene) insulated wire - Google Patents
Preparation method of bi-color or multi-color extruded PTFE (Polytetrafluoroethylene) insulated wire Download PDFInfo
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- CN102760536A CN102760536A CN2012102572237A CN201210257223A CN102760536A CN 102760536 A CN102760536 A CN 102760536A CN 2012102572237 A CN2012102572237 A CN 2012102572237A CN 201210257223 A CN201210257223 A CN 201210257223A CN 102760536 A CN102760536 A CN 102760536A
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Abstract
The invention discloses a preparation method of bi-color or multi-color extruded PTFE (Polytetrafluoroethylene) insulated wire. The preparation method is characterized by comprising the following steps of: adding raw materials, wherein the raw materials comprise a conductor and a base material, the base material is formed by mixing and matching PTFE, petroleum ether solvent or two or more water-based pigments, and the base material is pressed into bi-color or multi-color precast bars by a stainless steel slitting blade of a pre-pressing forming equipment; slowly pushing the precast bars into PTFE horizontal pushing host equipment through a precast bar sleeve; coating the surface of the conductor with the bi-color or multi-color base material by traction or piston pushing so as to form a bi-color or multi-color PTFE insulated wire; extruding the insulated wire into drying equipment through an oil-pressure driving piston; conveying the dried bi-color or multi-color PTFE insulated wire into a five-area sintering temperature detection area in sintering equipment; and forming the bi-color or multi-color PTFE insulated wire product after cooling the bi-color or multi-color PTFE insulated wire. The preparation method disclosed by the invention has the following advantages of improving the temperature resistance grade and saving the cost.
Description
Technical field
What the invention still further relates to a kind of double-colored or polychrome extrudes PTFE insulated wire preparation method.
Background technology
Electric wire signal access port or special purpose are to be sign with the color.When being not more than at 9 o'clock or not having the specific (special) requirements of polychrome line for the electric wire signal access port; The tradition monochromatic line can be dealt with; But for for the electric wire signal access port greater than 9 o'clock or for example representative such as red and green color, red greenish-yellow three colo(u)r streaks is during special implication, traditional pre-molding equipment of pushing teflon insulation can not satisfy the requirement of 9 looks above maybe can't produce the polychrome line.
The access interface device is with color differentiating or the differentiation of lettering sign to realize that signal transmits, and in time signal is transferred out, and in recent years, the identification method that utilizes equipment to carry out the electric wire product spreads in the signal transmission system of each equipment of Aviation cable.
The differentiating method of present 9 above power channel is to adopt double screw extruder to produce Double-colour horn wire; Adopt double screw extruder to produce the double-colored production that Double-colour horn wire can only be realized cable; Add some at most again and distinguish look; And the insulated wire temperature resistant grade of double screw extruder is not enough, can only carry out the extruding of material of PVC, PE, and can not satisfy present stage Aero-Space and use high temperature resistant requirement.Adopting surperficial lettering is exactly with the Arabic numerals sign, but the firmness of Digital ID is bad, in the electric wire installation process, damages sign easily.Obviously, distinguish them with being not optimal as cable color.
Therefore, be badly in need of a kind of improved technology and solve existing this problem in the prior art.
Summary of the invention
What the purpose of this invention is to provide a kind of double-colored or polychrome extrudes PTFE insulated wire preparation method.
The technical scheme that the present invention adopts is:
A kind of double-colored or polychrome extrude PTFE insulated wire preparation method; Add raw material; Said raw material comprise conductor and base-material; Said base-material is the proportioning that two or more aqueous pigments by the petroleum ether solvent of the PTFE of 4000-5000g, 675-810g and 45-135g mix; Base-material is through the prefabricated rods that stainless steel substrates is pressed into double-colored or polychrome of cutting of pre-molding equipment; Through the prefabricated rods sleeve prefabricated rods is slowly pushed the horizontal main process equipment of pushing of PTFE, the base-material of pushing double-colored or polychrome through traction and piston is coated on the PTFE insulated wire that conductive surface forms double-colored or polychrome, and extrudes the entering drying plant through the oil pressure actuated piston; Bake out temperature is 120-160 ℃ in the drying plant; Get into the sintering temperature detection district, five districts in the agglomerating plant after the PTFE insulated wire oven dry of double-colored or polychrome, every district highly is 2.5-3.5m, and the PTFE insulated wire of double-colored or polychrome is big tracked by guide wheel and the derivation of 0.8-1.5m by the diameter at agglomerating plant top; The sintering temperature in sintering temperature detection district respectively is 200-230 ℃, 250-260 ℃, 280-290 ℃, 370-420 ℃ and 180-160 ℃, the PTFE insulated wire cooling back of double-colored or polychrome the PTFE insulated wire product line of double-colored or polychrome.
Said conductor is stranded silver-coated copper wire.
Said pre-molding equipment comprises pressure oil pump, pre-molding steel cylinder, piston, centre pilot; Said pressure oil pump is located at pre-molding steel cylinder bottom, is movably equipped with piston in the said pre-molding steel cylinder, and said centre pilot is fixed in the top land center; When carrying out the batch turning action; Said pre-molding steel cylinder top is provided with charging hopper, and said centre pilot passes the centre bore of cutting stainless steel substrates the pre-molding steel cylinder is divided equally some five equilibriums, when carrying out the binder action; Said pre-molding steel cylinder top is provided with the resistance baffle plate, forms double-colored or polychrome prefabricated rods in the said pre-molding steel cylinder.
Advantage of the present invention is: use a kind of double-colored or polychrome line of the production that extrudes PTFE insulated wire preparation method of double-colored or polychrome, improve temperature resistant grade, meet aerospace high temperature resistant requirement; Practice thrift cost again, changed the situation that original polyflon can not be produced effect yarn; Represent special implication for Aero-Space polychrome line, this equipment also can be met.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail.
The structural representation of Fig. 1 pre-molding equipment during for binder of the present invention.
The structural representation of Fig. 2 pre-molding equipment during for batch turning of the present invention.
Fig. 3 is the structural representation of stainless steel substrates embodiment 1 of the present invention.
Fig. 4 is the structural representation of stainless steel substrates embodiment 2 of the present invention.
Fig. 5 is the structural representation of stainless steel substrates embodiment 3 of the present invention.
Wherein: 1, pressure oil pump, 2, the pre-molding steel cylinder, 3, piston, 4, centre pilot, 5, charging hopper, 6, stainless steel substrates, 7, the resistance baffle plate.
Embodiment
Like Fig. 1, shown in 2 and 3, a kind of double-colored or polychrome of the present invention extrude PTFE insulated wire preparation method, add raw material; Said raw material comprise conductor and base-material; Said conductor is stranded silver-coated copper wire, and said base-material is that base-material is through the stainless steel substrates of cutting of pre-molding equipment by PTFE, petroleum ether solvent and two kinds of proportionings that aqueous pigment mixes; One side adds PTFE, the petroleum ether solvent of 250g and the blue water-based pigment of 30g of 1500g; Opposite side adds PTFE, the petroleum ether solvent of 250g and the yellow aqueous pigment of 30g of 1500g, is pressed into double-colored prefabricated rods, through the prefabricated rods sleeve prefabricated rods is slowly pushed the horizontal main process equipment of pushing of PTFE; Push through traction and piston and double-colored base-material to be coated on conductive surface to form double-colored PTFE insulated wire; And through oil pressure actuated piston extrusion entering drying plant, bake out temperature is 160 ℃ in the drying plant, gets into the interior sintering temperature detection district, five districts of agglomerating plant after the double-colored PTFE insulated wire oven dry; Every district highly is 2.5m; The PTFE insulated wire of double-colored or polychrome is the big tracked by guide wheel of 0.8m and derives that by the diameter at agglomerating plant top the sintering temperature in sintering temperature detection district respectively is 200 ℃, 250 ℃, 290 ℃, 420 ℃ and 160 ℃, double-colored PTFE insulated wire cooling back double-colored PTFE insulated wire product line.
Said pre-molding equipment comprises pressure oil pump, pre-molding steel cylinder, piston, centre pilot; Said pressure oil pump is located at pre-molding steel cylinder bottom, is movably equipped with piston in the said pre-molding steel cylinder, and said centre pilot is fixed in the top land center; When carrying out the batch turning action; Said pre-molding steel cylinder top is provided with charging hopper, and said centre pilot passes the centre bore of cutting stainless steel substrates the pre-molding steel cylinder is divided equally some five equilibriums, when carrying out the binder action; Said pre-molding steel cylinder top is provided with the resistance baffle plate, forms double-colored or polychrome prefabricated rods in the said pre-molding steel cylinder.
Use a kind of double-colored or polychrome line of the production that extrudes PTFE insulated wire preparation method of double-colored or polychrome, improve temperature resistant grade, meet aerospace high temperature resistant requirement; Practice thrift cost again, changed the situation that original polyflon can not be produced effect yarn; Represent special implication for Aero-Space polychrome line, this equipment also can be met.
Like Fig. 1, shown in 2 and 4; A kind of double-colored or polychrome of the present invention extrude PTFE insulated wire preparation method, add raw material, said raw material comprise conductor and base-material; Said conductor is stranded silver-coated copper wire; Said base-material is by PTFE, petroleum ether solvent and two kinds of proportionings that aqueous pigment mixes, and base-material is through the stainless steel substrates of cutting of pre-molding equipment, and a side adds PTFE, the petroleum ether solvent of 150g and the blue water-based pigment of 20g of 1000g; One side adds PTFE, the petroleum ether solvent of 150g and the yellow aqueous pigment of 20g of 1000g; One side adds PTFE, the petroleum ether solvent of 150g and the red aqueous pigment of 20g of 1000g, is pressed into the prefabricated rods of three looks, through the prefabricated rods sleeve prefabricated rods is slowly pushed the horizontal main process equipment of pushing of PTFE; The base-material of pushing three looks through traction and piston is coated on the PTFE insulated wire that conductive surface forms three looks; And through oil pressure actuated piston extrusion entering drying plant, bake out temperature is 160 ℃ in the drying plant, gets into the interior sintering temperature detection district, five districts of agglomerating plant after the PTFE insulated wire oven dry of three looks; Every district highly is 3m; The PTFE insulated wire of three looks is the big tracked by guide wheel of 1m by the diameter at agglomerating plant top and derives that the sintering temperature in sintering temperature detection district respectively is 220 ℃, 255 ℃, 2850 ℃, 400 ℃ and 1760 ℃, the PTFE insulated wire cooling back of double-colored or polychrome the PTFE insulated wire product line of three polychromes.
Other part is with embodiment 1.
Like Fig. 1, shown in 2 and 5, a kind of double-colored or polychrome of the present invention extrude PTFE insulated wire preparation method, add raw material; Said raw material comprise conductor and base-material; Said conductor is stranded silver-coated copper wire, and said base-material is that base-material is through the stainless steel substrates of cutting of pre-molding equipment by PTFE, petroleum ether solvent and two kinds of proportionings that aqueous pigment mixes; One side adds PTFE, the petroleum ether solvent of 100g and the blue water-based pigment of 15g of 800g; One side adds PTFE, the petroleum ether solvent of 100g and the yellow aqueous pigment of 15g of 800g, and a side adds PTFE, the petroleum ether solvent of 100g and the red aqueous pigment of 15g of 800g, and a side adds PTFE, the petroleum ether solvent of 100g and the green aqueous pigment of 15g of 800g; Be pressed into the prefabricated rods of four looks; Through the prefabricated rods sleeve prefabricated rods is slowly pushed the horizontal main process equipment of pushing of PTFE, the base-material of pushing four looks through traction and piston is coated on the PTFE insulated wire that conductive surface forms four looks, and extrudes the entering drying plant through the oil pressure actuated piston; Bake out temperature is 140 ℃ in the drying plant; Get into the sintering temperature detection district, five districts in the agglomerating plant after the PTFE insulated wire oven dry of four looks, every district highly is 3.2m, and the PTFE insulated wire of four looks is the big tracked by guide wheel of 1.2m and is derived by the diameter at agglomerating plant top; The sintering temperature in sintering temperature detection district respectively is 210 ℃, 250 ℃, 290 ℃, 390 ℃ and 165 ℃, the PTFE insulated wire of four looks cooling back the PTFE insulated wire product line of four looks.
Other part is with embodiment 1.
Claims (3)
1. a double-colored or polychrome extrudes PTFE insulated wire preparation method; It is characterized in that: add raw material; Said raw material comprise conductor and base-material; Said base-material is the proportioning that two or more aqueous pigments by the petroleum ether solvent of the PTFE of 4000-5000g, 675-810g and 45-135g mix; Base-material is through the prefabricated rods that stainless steel substrates is pressed into double-colored or polychrome of cutting of pre-molding equipment; Through the prefabricated rods sleeve prefabricated rods is slowly pushed the horizontal main process equipment of pushing of PTFE, the base-material of pushing double-colored or polychrome through traction and piston is coated on the PTFE insulated wire that conductive surface forms double-colored or polychrome, and extrudes the entering drying plant through the oil pressure actuated piston; Bake out temperature is 120-160 ℃ in the drying plant; Get into the sintering temperature detection district, five districts in the agglomerating plant after the PTFE insulated wire oven dry of double-colored or polychrome, every district highly is 2.5-3.5m, and the PTFE insulated wire of double-colored or polychrome is big tracked by guide wheel and the derivation of 0.8-1.5m by the diameter at agglomerating plant top; The sintering temperature in sintering temperature detection district respectively is 200-230 ℃, 250-260 ℃, 280-290 ℃, 370-420 ℃ and 180-160 ℃, the PTFE insulated wire cooling back of double-colored or polychrome the PTFE insulated wire product line of double-colored or polychrome.
2. a kind of double-colored or polychrome according to claim 1 extrude PTFE insulated wire preparation method, it is characterized in that: said conductor is stranded silver-coated copper wire.
3. a kind of double-colored or polychrome according to claim 1 extrude PTFE insulated wire preparation method; It is characterized in that: said pre-molding equipment comprises pressure oil pump, pre-molding steel cylinder, piston, centre pilot; Said pressure oil pump is located at pre-molding steel cylinder bottom, is movably equipped with piston in the said pre-molding steel cylinder, and said centre pilot is fixed in the top land center; When carrying out the batch turning action; Said pre-molding steel cylinder top is provided with charging hopper, and said centre pilot passes the centre bore of cutting stainless steel substrates the pre-molding steel cylinder is divided equally some five equilibriums, when carrying out the binder action; Said pre-molding steel cylinder top is provided with the resistance baffle plate, forms double-colored or polychrome prefabricated rods in the said pre-molding steel cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210257223.7A CN102760536B (en) | 2012-07-24 | 2012-07-24 | Preparation method of bi-color or multi-color extruded PTFE (Polytetrafluoroethylene) insulated wire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210257223.7A CN102760536B (en) | 2012-07-24 | 2012-07-24 | Preparation method of bi-color or multi-color extruded PTFE (Polytetrafluoroethylene) insulated wire |
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| Publication Number | Publication Date |
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| CN102760536A true CN102760536A (en) | 2012-10-31 |
| CN102760536B CN102760536B (en) | 2014-05-07 |
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| CN201210257223.7A Active CN102760536B (en) | 2012-07-24 | 2012-07-24 | Preparation method of bi-color or multi-color extruded PTFE (Polytetrafluoroethylene) insulated wire |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117774358A (en) * | 2023-12-13 | 2024-03-29 | 江苏通光电子线缆股份有限公司 | Processing device and processing method for polytetrafluoroethylene insulated wire ribbon |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4529564A (en) * | 1982-08-23 | 1985-07-16 | Carlisle Corporation | Manufacture of low density sintered polytetrafluoroethylene insulated cable |
| US4826725A (en) * | 1982-08-23 | 1989-05-02 | Carlisle Corporation | Manufacture of low density, sintered polytetrafluorethylene articles |
| KR100868954B1 (en) * | 2008-07-17 | 2008-11-17 | (주)세명 | Method for manufacturing extruding materials using ptff in use of a cable |
| CN101767457A (en) * | 2010-01-19 | 2010-07-07 | 南通百仕灵塑胶电子有限公司 | Teflon cold extruder |
| CN102063966A (en) * | 2009-11-17 | 2011-05-18 | 苏州数伦科技有限公司 | Method for preparing polytetrafluoroethene (PTFE) wires with thickness being less than 2mm |
| CN202210443U (en) * | 2011-08-17 | 2012-05-02 | 广州丰泰美华电缆有限公司 | Improved PTFE pushing wire die |
| CN202307360U (en) * | 2011-11-04 | 2012-07-04 | 淮南文峰航天电缆有限公司 | Pre-forming die of three-color PTFE insulation wire |
-
2012
- 2012-07-24 CN CN201210257223.7A patent/CN102760536B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4529564A (en) * | 1982-08-23 | 1985-07-16 | Carlisle Corporation | Manufacture of low density sintered polytetrafluoroethylene insulated cable |
| US4826725A (en) * | 1982-08-23 | 1989-05-02 | Carlisle Corporation | Manufacture of low density, sintered polytetrafluorethylene articles |
| KR100868954B1 (en) * | 2008-07-17 | 2008-11-17 | (주)세명 | Method for manufacturing extruding materials using ptff in use of a cable |
| CN102063966A (en) * | 2009-11-17 | 2011-05-18 | 苏州数伦科技有限公司 | Method for preparing polytetrafluoroethene (PTFE) wires with thickness being less than 2mm |
| CN101767457A (en) * | 2010-01-19 | 2010-07-07 | 南通百仕灵塑胶电子有限公司 | Teflon cold extruder |
| CN202210443U (en) * | 2011-08-17 | 2012-05-02 | 广州丰泰美华电缆有限公司 | Improved PTFE pushing wire die |
| CN202307360U (en) * | 2011-11-04 | 2012-07-04 | 淮南文峰航天电缆有限公司 | Pre-forming die of three-color PTFE insulation wire |
Non-Patent Citations (1)
| Title |
|---|
| 汪萍: "聚四氟乙烯推压制品成型工艺的探讨", 《现代塑料加工应用》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117774358A (en) * | 2023-12-13 | 2024-03-29 | 江苏通光电子线缆股份有限公司 | Processing device and processing method for polytetrafluoroethylene insulated wire ribbon |
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| CN102760536B (en) | 2014-05-07 |
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