CN108688120B - Copper-plastic co-extrusion device for conductive track strips - Google Patents
Copper-plastic co-extrusion device for conductive track strips Download PDFInfo
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- CN108688120B CN108688120B CN201810885019.7A CN201810885019A CN108688120B CN 108688120 B CN108688120 B CN 108688120B CN 201810885019 A CN201810885019 A CN 201810885019A CN 108688120 B CN108688120 B CN 108688120B
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- cavity
- shaping
- cooling
- plate
- guide pipe
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- 238000001125 extrusion Methods 0.000 title claims abstract description 57
- 239000004033 plastic Substances 0.000 title claims abstract description 49
- 238000007493 shaping process Methods 0.000 claims abstract description 96
- 238000000465 moulding Methods 0.000 claims abstract description 65
- 239000002390 adhesive tape Substances 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims description 77
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 239000012530 fluid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/154—Coating solid articles, i.e. non-hollow articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
- B29K2705/08—Transition metals
- B29K2705/10—Copper
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a copper-plastic co-extrusion device for a conductive track strip, which comprises a machine head, a molding plate and a shaping die which are sequentially arranged, wherein the machine head is provided with an extrusion cavity, the molding plate is provided with a molding cavity, a first guide pipe, a second guide pipe and a third guide pipe which are sequentially communicated are respectively arranged in the extrusion cavity, the molding cavity and the molding cavity, one side of the machine head is provided with a guide hole leading to the first guide pipe, the shaping die is internally provided with the shaping cavity, the conductive strip sequentially passes through the guide hole, the first guide pipe, the second guide pipe and the third guide pipe, and a track adhesive tape sequentially passes through the extrusion cavity, the molding cavity and the molding cavity to be extruded and molded, and is semi-coated on the outer side of the conductive strip. The invention has reasonable structure, and the first guide pipe, the second guide pipe and the third guide pipe which are arranged in the extrusion cavity, the molding cavity and the molding cavity enable the track adhesive tape to be tightly combined with the conductive strip, thereby avoiding looseness between the conductive strip and the track adhesive tape.
Description
Technical Field
The invention relates to the technical field of conductive track strip production equipment, in particular to a copper-plastic co-extrusion device for a conductive track strip.
Background
With the continuous development and innovation of commercial lighting industry, lighting products are gradually expanded and subdivided, the application of low-voltage wires, cables and conductive flat cables is realized, traditional copper wires, aluminum wires and other conductive metal full-package assembly structures are not convenient, wherein a track lamp can meet the requirement that a power supply is connected to any position on a conductive track to rapidly develop, at present, most of conductive track strips of the track lamp adopt semi-wrapping type, after plastic is firstly produced, the semi-wrapping type conductive track strips are embedded or inserted into the conductive metal strips, the produced conductive metal strips are in a loose state in the plastic strips, the conductive metal strips are easy to fall off in the assembly process, assembly is difficult, more time is consumed, the conductive metal strips are slightly and inadequately contacted with the power source of the track lamp, so that the power source cannot be electrified or cannot be completely contacted with the power source to generate excessive voltage to burn the power source, on the other hand, after the light-emitting source is buckled and the loose conductive metal strips are installed, poor contact is easy to generate, after the plastic is used for a long time, the buckle inside the light-emitting source is buckled, the conductive metal strips are in a loose state, the conductive metal strips is easy to fall off in the assembly, assembly process, the assembly is more time consuming, the conductive metal strips cannot be contacted with the current source, and the current is generated, and the potential hazards of the power is generated.
Disclosure of Invention
The invention solves the technical problem of providing a copper-plastic co-extrusion device of a conductive track strip aiming at the defects in the prior art so as to solve the problems in the background art.
In order to solve the technical problems, the technical scheme includes that the copper-plastic co-extrusion device of the conductive track strip comprises a track adhesive tape and a conductive strip inserted in the track adhesive tape, the copper-plastic co-extrusion device comprises a machine head, a molding plate and a molding die which are sequentially arranged, wherein the machine head is provided with an extrusion cavity, the molding plate is provided with a molding cavity, a first guide pipe, a second guide pipe and a third guide pipe which are sequentially communicated are respectively arranged in the extrusion cavity, the molding cavity and the molding cavity, one side of the machine head is provided with a guide hole leading to the first guide pipe, the inside of the molding die is provided with a molding cavity, the conductive strip sequentially penetrates through the guide hole, the first guide pipe, the second guide pipe and the third guide pipe, and the track adhesive tape is sequentially extruded and molded from the extrusion cavity, the molding cavity and the molding cavity, and is semi-coated on the outer side of the molding cavity.
As a further explanation of the above technical solution:
in the technical scheme, the machine head is externally connected with a plastic extruder, one side of the machine head is provided with an extrusion hole for connecting the plastic extruder with the extrusion cavity, and the extrusion direction of the plastic extruder is perpendicular to the feeding direction of the conductive strip.
In the above technical scheme, plastic mould includes from the top down first fixed plate, first shaping plate, second shaping plate and the second fixed plate that sets gradually, plastic chamber sets up between first shaping plate and second shaping plate, be provided with cooling unit in the plastic mould.
In the above technical scheme, the cooling unit includes the first cooling subunit that sets up between first fixed plate and first shaping plate, first cooling subunit is including setting up the first cooling chamber on first fixed plate and setting up a plurality of first cooling holes on first shaping plate, first cooling hole intercommunication first cooling chamber and shaping chamber.
In the above technical scheme, the cooling unit includes the second cooling subunit that sets up between second fixed plate and second shaping plate, the second cooling subunit includes the second cooling chamber that sets up on the second fixed plate and sets up a plurality of second cooling holes on the second shaping plate, second cooling hole intercommunication second cooling chamber and shaping chamber.
In the above technical scheme, the plurality of first cooling holes and the plurality of second cooling holes are alternately arranged at the upper side and the lower side of the shaping cavity.
In the above technical scheme, the clamping grooves arranged in parallel with the shaping cavity are formed in the two sides of the shaping cavity of the first shaping plate, and the protruding blocks are correspondingly formed in the second shaping plate.
In the above technical solution, the cross-sectional area of the extrusion cavity, the cross-sectional area of the molding cavity, and the cross-sectional area of the molding cavity are sequentially reduced.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure, the first guide pipe, the second guide pipe and the third guide pipe which are arranged in the extrusion cavity, the molding cavity and the molding cavity are used for coating the outer side of the conducting strip when the track adhesive tape is extruded and molded, and then the shaping mold is used for cooling and shaping, so that the track adhesive tape is tightly combined with the conducting strip, the looseness between the conducting strip and the track adhesive tape is avoided, the quality of the track lamp is improved, and the use safety of the track lamp is improved.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment;
FIG. 2 is a schematic view of a longitudinal sectional structure of the first embodiment;
FIG. 3 is a partially exploded view of the first embodiment;
FIG. 4 is a schematic view of a track adhesive tape molding variation structure according to the first embodiment;
FIG. 5 is a schematic cross-sectional view of the first embodiment;
fig. 6 is a schematic perspective view of the first embodiment (another view direction of fig. 1);
fig. 7 is a schematic perspective view of the second embodiment.
In the figure: 1. a machine head; 11. extruding the hole; 12. a guide hole; 13. an extrusion chamber; 14. a first guide tube; 2. a shaping plate; 21. molding a cavity; 22. a second guide tube; 3. forming a plate; 31. a molding cavity; 32. a third guide tube; 5. a first fixing plate; 51. a first cooling chamber; 6. a first shaping plate; 61. a first cooling hole; 62. a clamping groove; 7. a second shaping plate; 71. a second cooling hole; 72. a bump; 8. a second fixing plate; 81. a second cooling chamber; 91. a conductive strip; 92. a track adhesive tape; 101. extruding a molding part; 102. a modeling part; 103. a molding part; 104. a profile groove; 105. and (5) shaping the cavity.
Detailed Description
The present invention will be described in further detail with reference to fig. 1 to 7.
The embodiments described by referring to the drawings are exemplary and intended for purposes of illustrating the present application and are not to be construed as limiting the present application. In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a number", "a plurality" or "a plurality" is two or more, unless explicitly defined otherwise. In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be. In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
In a first embodiment of the present invention,
as shown in fig. 1-6, a copper-plastic co-extrusion device for a conductive track strip is provided, the conductive track strip is composed of a track adhesive tape 92 and a conductive strip 91 inserted in the track adhesive tape 92, the conductive strip 91 is a copper-conductive strip and comprises a machine head 1, a shaping plate 2, a shaping plate 3 and a shaping die which are sequentially arranged, the machine head 1 is provided with an extrusion cavity 13, the shaping plate 2 is provided with a shaping cavity 21, the shaping plate 3 is provided with a shaping cavity 31, a first guide pipe 14, a second guide pipe 22 and a third guide pipe 32 which are sequentially communicated are respectively arranged in the extrusion cavity 13, the shaping cavity 21 and the shaping cavity 31, a guide hole 12 leading to the first guide pipe 14 is arranged on one side of the machine head 1, a shaping cavity 105 is arranged in the shaping die, the conductive strip 91 sequentially passes through the guide hole 12, the first guide pipe 14, the second guide pipe 22 and the third guide pipe 32, the track adhesive tape 92 sequentially extrudes and forms from the extrusion cavity 13, the shaping cavity 21 and the shaping cavity 31, and is semi-coated on the outer side of the conductive strip 91.
The machine head 1 is externally connected with a plastic extruder, one side of the machine head 1 is provided with an extrusion hole 11 for connecting the plastic extruder with an extrusion cavity 13, and the extrusion direction of the plastic extruder is perpendicular to the feeding direction of the conductive strip 91.
The plastic mould includes from the top down first fixed plate 5, first shaping plate 6, second shaping plate 7 and second fixed plate 8 that set gradually, and plastic chamber 105 sets up between first shaping plate 6 and second shaping plate 7, is provided with cooling unit in the plastic mould.
The cooling unit comprises a first cooling subunit arranged between the first fixing plate 5 and the first shaping plate 6, the first cooling subunit comprises a first cooling cavity 51 arranged on the first fixing plate 5 and a plurality of first cooling holes 61 arranged on the first shaping plate 6, and the first cooling holes 61 are communicated with the first cooling cavity 51 and the shaping cavity 105.
The cooling unit comprises a second cooling subunit arranged between the second fixing plate 8 and the second shaping plate 7, the second cooling subunit comprises a second cooling cavity 81 arranged on the second fixing plate 8 and a plurality of second cooling holes 71 arranged on the second shaping plate 7, and the second cooling holes 71 are communicated with the second cooling cavity 81 and the shaping cavity 105.
The plurality of first cooling holes 61 and the plurality of second cooling holes 71 are alternately provided on the upper and lower sides of the shaping cavity 105.
The first shaping plate 6 is provided with clamping grooves 62 arranged in parallel with the shaping cavity 105 at two sides of the shaping cavity 105, and the second shaping plate 7 is correspondingly provided with a lug 72.
The cross-sectional area of extrusion chamber 13, the cross-sectional area of molding chamber 21, and the cross-sectional area of molding chamber 31 decrease in sequence.
The two guide holes 12 of the machine head 1 respectively guide one conductive strip 91 into the first guide pipe 14, the plastic extruder extrudes flowing plastic fluid into the extrusion hole 11, the plastic fluid sequentially passes through the extrusion cavity 13, the molding cavity 21 and the molding cavity 31 to respectively form an extrusion molding part 101, a molding part 102 and a molding part 103, the first guide pipe 14, the second guide pipe 22 and the third guide pipe 32 enable the plastic fluid to form a groove 104 in the process of passing through the extrusion cavity 13, the molding cavity 21 and the molding cavity 31, the plastic fluid is extruded from the molding cavity 31 to form a track rubber strip 92, the conductive strip 91 extends out of the third guide pipe 32 and is contacted with the molded track rubber strip 92, the extruded third guide pipe 32 is inserted into the groove 104, the track rubber strip 92 and the conductive strip 91 enter the molding cavity 105, and the track rubber strip 92 is cooled by the first cooling sub-unit and the second cooling sub-units on the upper side and the lower side of the molding cavity 105, so that the track rubber strip 92 is tightly coated on the outer side of the conductive strip 91, and the double-wire conductive track rubber strip 92 coated with the two conductive strips 91 are formed.
In a second embodiment of the present invention,
as shown in fig. 6, a copper-plastic co-extrusion device for a conductive track strip, wherein the conductive track strip consists of a track adhesive tape 92 and a conductive strip 91 inserted in the track adhesive tape 92, the conductive strip 91 is a copper-conductive strip and comprises a machine head 1, a molding plate 2, a molding plate 3 and a shaping die which are sequentially arranged, the machine head 1 is provided with an extrusion cavity 13, the molding plate 2 is provided with a molding cavity 21, the molding plate 3 is provided with a molding cavity 31, a first guide pipe 14, a second guide pipe 22 and a third guide pipe 32 which are sequentially communicated are respectively arranged in the extrusion cavity 13, the molding cavity 21 and the molding cavity 31, one side of the machine head 1 is provided with a guide hole 12 leading to the first guide pipe 14, a shaping cavity 105 is arranged in the shaping die, the conductive strip 91 sequentially passes through the guide hole 12, the first guide pipe 14, the second guide pipe 22 and the third guide pipe 32, and the track adhesive tape 92 sequentially extrudes and forms from the extrusion cavity 13, the molding cavity 21 and the molding cavity 31 and semi-covers the outer side of the conductive strip 91 at the outer side of the molding cavity 31.
The machine head 1 is externally connected with a plastic extruder, one side of the machine head 1 is provided with an extrusion hole 11 for connecting the plastic extruder with an extrusion cavity 13, and the extrusion direction of the plastic extruder is perpendicular to the feeding direction of the conductive strip 91.
The plastic mould includes from the top down first fixed plate 5, first shaping plate 6, medium plate, second shaping plate 7 and second fixed plate 8 that set gradually, and plastic chamber 105 sets up between first shaping plate 6, medium plate and second shaping plate 7, is provided with cooling unit in the plastic mould.
The cooling unit comprises a first cooling subunit arranged between the first fixing plate 5 and the first shaping plate 6, the first cooling subunit comprises a first cooling cavity 51 arranged on the first fixing plate 5 and a plurality of first cooling holes 61 arranged on the first shaping plate 6, and the first cooling holes 61 are communicated with the first cooling cavity 51 and the shaping cavity 105.
The cooling unit comprises a second cooling subunit arranged between the second fixing plate 8 and the second shaping plate 7, the second cooling subunit comprises a second cooling cavity 81 arranged on the second fixing plate 8 and a plurality of second cooling holes 71 arranged on the second shaping plate 7, and the second cooling holes 71 are communicated with the second cooling cavity 81 and the shaping cavity 105.
The plurality of first cooling holes 61 and the plurality of second cooling holes 71 are alternately provided on the upper and lower sides of the shaping cavity 105.
The first shaping plate 6 is provided with clamping grooves 62 arranged in parallel with the shaping cavity 105 at two sides of the shaping cavity 105, and the middle plate is correspondingly provided with a lug 72.
The cross-sectional area of extrusion chamber 13, the cross-sectional area of molding chamber 21, and the cross-sectional area of molding chamber 31 decrease in sequence.
The guide hole 12 of the machine head 1 guides one conductive strip 91 into the first guide pipe 14, the plastic extruder extrudes flowing plastic fluid into the extrusion hole 11, the plastic fluid sequentially passes through the extrusion cavity 13, the molding cavity 21 and the molding cavity 31 to form an extrusion molding part 101, a molding part 102 and a molding part 103 respectively, the first guide pipe 14, the second guide pipe 22 and the third guide pipe 32 enable the plastic fluid to form a molding groove 104 in the process of passing through the extrusion cavity 13, the molding cavity 21 and the molding cavity 31, the plastic fluid is extruded from the molding cavity 31 to form a track adhesive tape 92, the conductive strip 91 extends out of the third guide pipe 32 and is contacted with the molded track adhesive tape 92, the extruded third guide pipe 32 is inserted into the groove 104, the track adhesive tape 92 and the conductive strip 91 enter the molding cavity 105, and the track adhesive tape 92 is cooled and shaped through the first cooling sub-units and the second cooling sub-units on the upper side and the lower side of the molding cavity 105, so that the track adhesive tape 92 is tightly coated on the outer side of the conductive strip 91, and the single-wire track adhesive tape 92 coated with one conductive strip 91 is formed.
The above description should not be taken as limiting the scope of the invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.
Claims (6)
1. The copper-plastic co-extrusion device for the conductive track strip comprises a track adhesive tape and a conductive strip inserted in the track adhesive tape, and is characterized by comprising a machine head, a shaping plate, a middle plate and a shaping die which are sequentially arranged, wherein the machine head is provided with an extrusion cavity, the shaping plate is provided with a shaping cavity, a first guide pipe, a second guide pipe and a third guide pipe which are sequentially communicated are respectively arranged in the extrusion cavity, the shaping cavity and the shaping cavity, one side of the machine head is provided with a guide hole leading to the first guide pipe, a shaping cavity is arranged in the shaping die, the conductive strip sequentially passes through the guide hole, the first guide pipe, the second guide pipe and the third guide pipe, and the track adhesive tape is sequentially extruded from the extrusion cavity, the shaping cavity and is semi-coated on the outer side of the conductive strip; the machine head is externally connected with a plastic extruder, one side of the machine head is provided with an extrusion hole for connecting the plastic extruder with the extrusion cavity, and the extrusion direction of the plastic extruder is perpendicular to the feeding direction of the conductive strip; the cross-sectional area of the extrusion cavity, the cross-sectional area of the molding cavity and the cross-sectional area of the molding cavity decrease in sequence.
2. The copper-plastic co-extrusion device of a conductive track strip according to claim 1, wherein the shaping die comprises a first fixing plate, a first shaping plate, a second shaping plate and a second fixing plate which are sequentially arranged from top to bottom, the shaping cavity is arranged between the first shaping plate and the second shaping plate, and a cooling unit is arranged in the shaping die.
3. The copper-plastic co-extrusion apparatus of claim 2, wherein the cooling unit comprises a first cooling subunit disposed between the first fixed plate and the first shaping plate, the first cooling subunit comprising a first cooling cavity disposed on the first fixed plate and a plurality of first cooling holes disposed on the first shaping plate, the first cooling holes communicating the first cooling cavity and the shaping cavity.
4. A copper-plastic co-extrusion apparatus for a conductive track strip as recited in claim 3, wherein the cooling unit comprises a second cooling sub-unit disposed between the second fixed plate and the second shaping plate, the second cooling sub-unit comprising a second cooling cavity disposed on the second fixed plate and a plurality of second cooling holes disposed on the second shaping plate, the second cooling holes communicating the second cooling cavity with the shaping cavity.
5. The copper-plastic co-extrusion device of claim 4, wherein the first cooling holes and the second cooling holes are alternately arranged at the upper side and the lower side of the shaping cavity.
6. The copper-plastic co-extrusion device of claim 5, wherein the first shaping plate is provided with clamping grooves arranged in parallel with the shaping cavity at two sides of the shaping cavity, and the second shaping plate is provided with corresponding protruding blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810885019.7A CN108688120B (en) | 2018-08-06 | 2018-08-06 | Copper-plastic co-extrusion device for conductive track strips |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810885019.7A CN108688120B (en) | 2018-08-06 | 2018-08-06 | Copper-plastic co-extrusion device for conductive track strips |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108688120A CN108688120A (en) | 2018-10-23 |
| CN108688120B true CN108688120B (en) | 2024-04-05 |
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| CN201810885019.7A Active CN108688120B (en) | 2018-08-06 | 2018-08-06 | Copper-plastic co-extrusion device for conductive track strips |
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| CN111745931B (en) * | 2020-07-01 | 2022-04-08 | 安徽万朗磁塑股份有限公司 | Preparation method of magnetic-mould internal-coextrusion refrigerator door seal |
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| CN203381201U (en) * | 2013-07-26 | 2014-01-08 | 泰州华东绝缘材料有限公司 | Wall feed-through sleeve pulling-extrusion equipment |
| CN104908287A (en) * | 2014-03-11 | 2015-09-16 | 黄石市华庆模具有限公司 | Copper plastic co-extrusion sliding conducting wire extrusion mold |
| CN104260308A (en) * | 2014-08-29 | 2015-01-07 | 辽宁程威塑料型材有限公司 | Co-extrusion forming method for plastic profile and sealing rubber strip |
| CN205859745U (en) * | 2016-06-20 | 2017-01-04 | 东莞市新锐照明有限公司 | Circular four line three loopback path illuminators |
| CN106079353A (en) * | 2016-08-15 | 2016-11-09 | 盐城工学院 | A kind of extrusion has co-extrusion die head and the extrusion method thereof of double bus section bar |
| CN107186989A (en) * | 2017-07-31 | 2017-09-22 | 湖北红旗中益特种线缆有限责任公司 | A kind of double-layer coextrusion cable glue spreading system |
| CN208593048U (en) * | 2018-08-06 | 2019-03-12 | 东莞宝奕塑胶制品有限公司 | A kind of copper modeling co-extruder of strip conductor item |
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