CN111082276A - Method for connecting carbon fiber heating wire and metal wire - Google Patents
Method for connecting carbon fiber heating wire and metal wire Download PDFInfo
- Publication number
- CN111082276A CN111082276A CN201911354635.0A CN201911354635A CN111082276A CN 111082276 A CN111082276 A CN 111082276A CN 201911354635 A CN201911354635 A CN 201911354635A CN 111082276 A CN111082276 A CN 111082276A
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- wire
- metal
- heating wire
- fiber heating
- 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
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 89
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 89
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 73
- 239000002184 metal Substances 0.000 title claims abstract description 73
- 238000010438 heat treatment Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000005496 eutectics Effects 0.000 claims description 44
- 238000005476 soldering Methods 0.000 claims description 34
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 33
- 229910052782 aluminium Inorganic materials 0.000 claims description 28
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 28
- 230000006835 compression Effects 0.000 claims description 25
- 238000007906 compression Methods 0.000 claims description 25
- 239000004809 Teflon Substances 0.000 claims description 16
- 229920006362 Teflon® Polymers 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 13
- 229910000679 solder Inorganic materials 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 230000004927 fusion Effects 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 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
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000004417 patella Anatomy 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
- H01R43/24—Assembling by moulding on contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Resistance Heating (AREA)
Abstract
The invention relates to the technical field of carbon fiber tow wiring, in particular to a method for connecting a carbon fiber heating wire and a metal wire, which is characterized by comprising the following process steps: (1) cutting the carbon fiber heating wire; (2) cutting the metal wire; (3) butting and preliminarily pressing; (4) preheating the heating wire; (5) and the sealed wiring end has the advantages of simple process, good wiring effect, low failure rate, greatly increased safety coefficient and the like.
Description
Technical Field
The invention relates to the technical field of carbon fiber tow wiring, in particular to a method for connecting a carbon fiber heating wire and a metal wire, which has the advantages of simple process, good wiring effect, low failure rate and greatly increased safety coefficient.
Background
As is well known, carbon fiber is a fibrous carbon material. The carbon fiber with good electrical, thermal and mechanical properties is widely applied to electronic and electrical products with heating functions, such as flexible heaters of electric blankets, electric heating kneecaps and the like.
At present, many carbon fibers can be prepared into carbon fiber bundles, in the prior art, carbon fiber bundles and metal lead's connection generally adopt copper strips riveted mode to connect, the condition of stress's concentration takes place easily at the contact site of junction and carbon fiber bundles's the condition, because carbon fiber bundles comprises many carbon fiber filaments, every carbon fiber filament's intensity is low, it is very easy to roll over at the junction of carbon fiber bundles and metal wire, consequently, lead to circuit fault easily at the junction, and can not normal work, influence the life of electric heat product, the mode in addition passes through silver thick liquid solidification with carbon fiber bundles and metal lead and connects, although connect closely, the process is loaded down with trivial details, connection technology is complicated, the technological requirement is harsh.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides the method for connecting the carbon fiber heating wire and the metal wire, which has the advantages of simple process, good wiring effect, low failure rate and greatly increased safety coefficient.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a method for connecting a carbon fiber heating wire and a metal wire is characterized by comprising the following process steps:
(1) cutting the carbon fiber heating wire: taking a carbon fiber heating wire of a carbon fiber tow wrapped by a Teflon protective sleeve, cutting one end of the carbon fiber heating wire, which is required to be connected with a metal wire, penetrating the end part of the carbon fiber heating wire into a computer peeling machine, and cutting the Teflon protective sleeve of 0.5cm-2cm, thereby exposing the carbon fiber tow inside;
(2) cutting the metal wire: taking a metal lead of a metal guide wire wrapped by a Teflon protective sleeve, cutting one end of the metal lead, which is connected with a carbon fiber heating wire, penetrating the end part of the metal lead into a computer peeling machine to cut the Teflon protective sleeve of 0.5cm-2cm, and further exposing the metal guide wire inside;
(3) docking and preliminary pressing: filling an eutectic soldering tin wire on an exposed carbon fiber bundle, pressing the carbon fiber heating wire above a metal lead, then sleeving a compression joint aluminum pipe on the carbon fiber heating wire and the metal lead which are cut to contain one or more eutectic soldering tin wires, wherein the tow of the carbon fiber heating wire is butted with the metal lead of the metal wire by 0.5cm-2cm, the eutectic soldering tin wire at the inner side is 0.5cm-2cm and the diameter of the eutectic soldering tin wire at the inner side is 1mm, then preliminarily pressing the carbon fiber heating wire and the metal lead in a 2T mute terminal machine by 1 ton force of the terminal machine, heating the part at 185-195 ℃ after preliminary compression to melt the eutectic soldering tin wire, ensuring the safety of the Teflon wire and the aluminum pipe, infiltrating the melted eutectic soldering tin wire into the carbon fiber tow to realize the fusion of the carbon fiber tow and the metal lead, and cooling and forming the carbon fiber tow and the metal lead after the fusion;
(4) preheating a heating wire: the well-pressed heating wire is placed on a preheating machine for preheating for 2 minutes, the heating condition of each wire is tested, and if the heating wire is normally heated, the problem of failure can be avoided in the using process;
(5) sealing the terminal: and (3) taking the heat-shrinkable tube to penetrate through the compression joint aluminum tube, enabling the heat-shrinkable tube to wrap and extend out of two ends of the compression joint aluminum tube, and blowing air to the heat-shrinkable tube by using an air heater to realize heat-shrinkage fixation.
Further, after the cooling and forming in the step (3), the eutectic solder is compressed again by a 2T mute terminal machine with the force of 1 ton of the terminal machine, so that the molten eutectic solder gap is compressed, and the phenomenon of sparking caused by poor contact between the carbon fiber tows and the metal guide wire is further prevented.
Further, the eutectic soldering tin wires in the step (3) are all distributed on the inner wall of the compression joint aluminum pipe, and the carbon fiber tows and the metal guide wires are completely wrapped by the eutectic soldering tin wires melted on the inner wall of the compression joint aluminum pipe, so that the contact effect of the metal guide wires and the carbon fiber tows is further improved.
Further, the compression joint aluminum pipe in the step (3) is provided with a layer of eutectic soldering tin layer, and the carbon fiber tows and the metal guide wires are completely wrapped by the eutectic soldering tin layer melted on the inner wall of the compression joint aluminum pipe, so that the contact effect of the metal guide wires and the carbon fiber tows is further improved.
The method has the advantages of simple process, good wiring effect, low failure rate, greatly increased safety coefficient and the like.
Detailed Description
The invention is further illustrated below:
a method for connecting a carbon fiber heating wire and a metal wire is characterized by comprising the following process steps: (1) cutting the carbon fiber heating wire: taking a carbon fiber heating wire of a carbon fiber tow wrapped by a Teflon protective sleeve, cutting one end of the carbon fiber heating wire, which is required to be connected with a metal wire, and penetrating the end part of the carbon fiber heating wire into a computer peeling machine to cut the Teflon protective sleeve of 0.8cm, so as to expose the carbon fiber tow inside; (2) cutting the metal wire: taking a metal lead of a metal guide wire wrapped by a Teflon protective sleeve, cutting one end of the metal lead, which is connected with a carbon fiber heating wire, penetrating the end part of the metal lead into a computer peeling machine to cut the Teflon protective sleeve of 0.8cm, and further exposing the metal guide wire inside; (3) docking and preliminary pressing: filling an eutectic soldering tin wire on an exposed carbon fiber bundle, pressing the carbon fiber heating wire above a metal lead, then sleeving a crimping aluminum pipe on the carbon fiber heating wire and the metal lead which are cut to contain one or more eutectic soldering tin wires, wherein the bundle of the carbon fiber heating wire is butted with the metal lead of the metal wire by 0.8cm, the eutectic soldering tin wire at the inner side is butted by 0.8cm, the diameter of the eutectic soldering tin wire at the inner side is 1mm, then preliminarily pressing the carbon fiber heating wire and the metal lead by adopting a 2T mute terminal machine by adopting the force of 1 ton of the terminal machine, heating the part at 185-195 ℃ after preliminary compression to melt the eutectic soldering tin wire, ensuring the safety of the Teflon wire and the aluminum pipe at the temperature, infiltrating the melted eutectic soldering tin wire into the carbon fiber bundle to further realize the fusion of the carbon fiber bundle and the metal lead, and cooling and forming the fused eutectic soldering; (4) preheating a heating wire: the well-pressed heating wire is placed on a preheating machine for preheating for 2 minutes, the heating condition of each wire is tested, and if the heating wire is normally heated, the problem of failure can be avoided in the using process; (5) sealing the terminal: taking a heat-shrinkable tube to penetrate through the compression joint aluminum tube, enabling the heat-shrinkable tube to wrap and extend out of two ends of the compression joint aluminum tube, blowing air to the heat-shrinkable tube by using an air heater to realize thermal shrinkage fixation, further, after cooling and forming in the step (3), pressing again by using a 2T mute terminal machine with the force of 1 ton of a terminal machine to enable a gap of the molten eutectic solder to be pressed, further preventing poor contact between the carbon fiber tows and the metal guide wire and generating a sparking phenomenon, further, arranging the eutectic solder wires in the step (3) on the inner wall of the compression joint aluminum tube, completely wrapping the carbon fiber tows and the metal guide wire by the eutectic solder wires molten on the inner wall of the compression joint aluminum tube, further increasing the contact effect between the metal guide wire and the carbon fiber tows, further, arranging a layer of eutectic solder on the compression joint aluminum tube in the step (3), and completely wrapping the carbon fiber tows and the metal guide wire by the eutectic solder wire molten on the inner wall of, further increasing the contact effect of the metal guide wire and the carbon fiber tows.
The above described embodiments have the following forms: (1) inserting an eutectic soldering tin wire with the diameter of 1mm into a carbon fiber tow, (2) inserting an eutectic soldering tin wire with the diameter of 1mm into the carbon fiber tow, and uniformly distributing the eutectic soldering tin wire on the inner wall of a compression joint aluminum pipe, (3) inserting an eutectic soldering tin wire with the diameter of 1mm into the carbon fiber tow, and simultaneously arranging an eutectic soldering tin layer on the compression joint aluminum pipe, (4) uniformly distributing the eutectic soldering tin wire on the inner wall of the compression joint aluminum pipe, (5) arranging an eutectic soldering tin layer on the compression joint aluminum pipe, wherein the eutectic soldering tin wire or the eutectic soldering tin layer can be melted at the temperature of 183 ℃, and the compression joint aluminum pipe (the melting point is 660 ℃) and a Teflon (the melting point is 240 ℃) protective sleeve can be melted and connected, so the carbon fiber tow and the metal guide wire can be tightly connected without generating gaps, and the sparking phenomenon can not be generated, therefore, the failure rate is greatly reduced and the safety factor is greatly increased.
Claims (4)
1. A method for connecting a carbon fiber heating wire and a metal wire is characterized by comprising the following process steps:
(1) cutting the carbon fiber heating wire: taking a carbon fiber heating wire of a carbon fiber tow wrapped by a Teflon protective sleeve, cutting one end of the carbon fiber heating wire, which is required to be connected with a metal wire, penetrating the end part of the carbon fiber heating wire into a computer peeling machine, and cutting the Teflon protective sleeve of 0.5cm-2cm, thereby exposing the carbon fiber tow inside;
(2) cutting the metal wire: taking a metal lead of a metal guide wire wrapped by a Teflon protective sleeve, cutting one end of the metal lead, which is connected with a carbon fiber heating wire, penetrating the end part of the metal lead into a computer peeling machine to cut the Teflon protective sleeve of 0.5cm-2cm, and further exposing the metal guide wire inside;
(3) docking and preliminary pressing: filling an eutectic soldering tin wire on an exposed carbon fiber bundle, pressing the carbon fiber heating wire above a metal lead, then sleeving a compression joint aluminum pipe on the carbon fiber heating wire and the metal lead which are cut to contain one or more eutectic soldering tin wires, wherein the tow of the carbon fiber heating wire is butted with the metal lead of the metal wire by 0.5cm-2cm, the eutectic soldering tin wire at the inner side is 0.5cm-2cm and the diameter of the eutectic soldering tin wire at the inner side is 1mm, then preliminarily pressing the carbon fiber heating wire and the metal lead in a 2T mute terminal machine by 1 ton force of the terminal machine, heating the part at 185-195 ℃ after preliminary compression to melt the eutectic soldering tin wire, ensuring the safety of the Teflon wire and the aluminum pipe, infiltrating the melted eutectic soldering tin wire into the carbon fiber tow to realize the fusion of the carbon fiber tow and the metal lead, and cooling and forming the carbon fiber tow and the metal lead after the fusion;
(4) preheating a heating wire: the well-pressed heating wire is placed on a preheating machine for preheating for 2 minutes, the heating condition of each wire is tested, and if the heating wire is normally heated, the problem of failure can be avoided in the using process;
(5) sealing the terminal: and (3) taking the heat-shrinkable tube to penetrate through the compression joint aluminum tube, enabling the heat-shrinkable tube to wrap and extend out of two ends of the compression joint aluminum tube, and blowing air to the heat-shrinkable tube by using an air heater to realize heat-shrinkage fixation.
2. The method for connecting the carbon fiber heating wire and the metal wire according to claim 1, wherein the carbon fiber heating wire and the metal wire are compressed again by a 2T mute terminal machine with a force of 1 ton of the terminal machine after being cooled and formed in the step (3), so that the molten eutectic solder gap is compressed, and the phenomenon of sparking caused by poor contact between the carbon fiber tows and the metal wire is further prevented.
3. The method for connecting the carbon fiber heating wire and the metal wire according to claim 1, wherein the eutectic solder wires in the step (3) are all arranged on the inner wall of the compression joint aluminum pipe, and the carbon fiber tows and the metal guide wire are completely wrapped by the eutectic solder wires melted on the inner wall of the compression joint aluminum pipe, so that the contact effect of the metal guide wire and the carbon fiber tows is further increased.
4. The method for connecting the carbon fiber heating wire and the metal wire according to claim 1, wherein the aluminum crimping pipe in the step (3) is provided with a layer of eutectic soldering tin, and the carbon fiber tows and the metal guide wire are completely wrapped by the eutectic soldering tin melted on the inner wall of the aluminum crimping pipe, so that the contact effect of the metal guide wire and the carbon fiber tows is further increased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911354635.0A CN111082276A (en) | 2019-12-25 | 2019-12-25 | Method for connecting carbon fiber heating wire and metal wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911354635.0A CN111082276A (en) | 2019-12-25 | 2019-12-25 | Method for connecting carbon fiber heating wire and metal wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111082276A true CN111082276A (en) | 2020-04-28 |
Family
ID=70317723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911354635.0A Pending CN111082276A (en) | 2019-12-25 | 2019-12-25 | Method for connecting carbon fiber heating wire and metal wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111082276A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114069350A (en) * | 2021-11-19 | 2022-02-18 | 北京嘉洁能科技股份有限公司 | Method for connecting carbon fiber heating wire and metal wire |
| CN118367413A (en) * | 2024-06-20 | 2024-07-19 | 北京嘉洁能科技股份有限公司 | Silver-tin injection device for connecting carbon fiber heating wire harness with metal wire and process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7858883B2 (en) * | 2009-05-01 | 2010-12-28 | Tyco Electronics Corporation | Methods and kits for covering electrical cables and connections |
| CN204834924U (en) * | 2015-08-04 | 2015-12-02 | 廊坊市兴武源地暖材料有限公司 | Cold and hot wire terminal of carbon fiber |
| CN110049584A (en) * | 2019-05-21 | 2019-07-23 | 东莞市酷熊智能科技有限公司 | A kind of carbon fiber heating line and processing technology |
| CN110560814A (en) * | 2019-05-31 | 2019-12-13 | 骆达利（天津）科技有限公司 | welding method of low-temperature-resistant carbon fiber and copper wire |
-
2019
- 2019-12-25 CN CN201911354635.0A patent/CN111082276A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7858883B2 (en) * | 2009-05-01 | 2010-12-28 | Tyco Electronics Corporation | Methods and kits for covering electrical cables and connections |
| CN204834924U (en) * | 2015-08-04 | 2015-12-02 | 廊坊市兴武源地暖材料有限公司 | Cold and hot wire terminal of carbon fiber |
| CN110049584A (en) * | 2019-05-21 | 2019-07-23 | 东莞市酷熊智能科技有限公司 | A kind of carbon fiber heating line and processing technology |
| CN110560814A (en) * | 2019-05-31 | 2019-12-13 | 骆达利（天津）科技有限公司 | welding method of low-temperature-resistant carbon fiber and copper wire |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114069350A (en) * | 2021-11-19 | 2022-02-18 | 北京嘉洁能科技股份有限公司 | Method for connecting carbon fiber heating wire and metal wire |
| CN118367413A (en) * | 2024-06-20 | 2024-07-19 | 北京嘉洁能科技股份有限公司 | Silver-tin injection device for connecting carbon fiber heating wire harness with metal wire and process thereof |
| CN118367413B (en) * | 2024-06-20 | 2024-08-30 | 北京嘉洁能科技股份有限公司 | Silver-tin injection device for connecting carbon fiber heating wire harness with metal wire and process thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200428 |