CN109066123B - Cable end connection structure and manufacturing process thereof - Google Patents
Cable end connection structure and manufacturing process thereof Download PDFInfo
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- CN109066123B CN109066123B CN201810789226.2A CN201810789226A CN109066123B CN 109066123 B CN109066123 B CN 109066123B CN 201810789226 A CN201810789226 A CN 201810789226A CN 109066123 B CN109066123 B CN 109066123B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 229
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 115
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 115
- 229910052802 copper Inorganic materials 0.000 claims abstract description 113
- 239000010949 copper Substances 0.000 claims abstract description 113
- 238000005260 corrosion Methods 0.000 claims abstract description 22
- 238000003466 welding Methods 0.000 claims description 55
- 238000009713 electroplating Methods 0.000 claims description 14
- 238000009792 diffusion process Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 7
- 238000007747 plating Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 9
- 239000010410 layer Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 10
- 230000007797 corrosion Effects 0.000 description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 5
- 239000011651 chromium Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000003137 locomotive effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000000979 retarding effect Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000005363 electrowinning Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000000126 substance Substances 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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/029—Welded connections
-
- 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
- H01R43/0207—Ultrasonic-, H.F.-, cold- or impact welding
-
- 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
- H01R43/28—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26
Abstract
The invention discloses a cable end connection structure and a manufacturing process thereof, wherein the cable end connection structure comprises a cable and an anti-corrosion copper plate, a nickel sheet is arranged on a wire core at one end of the cable, the copper plate is fixedly connected with the nickel sheet, and the wire core is arranged between and covered by the copper plate and the nickel sheet. According to the cable end connecting structure, the cable can be better adapted to various complex installation conditions by utilizing the good flexibility of the cable, the conductivity can be effectively improved, and the production time and the production cost can be reduced.
Description
Technical Field
The invention relates to the field of flexible cable processing, in particular to a cable end connection structure and a manufacturing process thereof.
Background
The soft copper bar is a connecting piece for conducting in high current, is suitable for electrical engineering of high-low voltage electrical appliances, switch contacts, power distribution equipment, bus ducts and the like, is widely used for ultra-high current electrowinning engineering of metal smelting, electrochemical plating, chemical caustic soda and the like, and can also be used for related products of vacuum electrical appliances, mining explosion-proof switches, automobiles, locomotives and the like; the soft copper bar is a rectangular long conductor (which is made of aluminum materials and is called an aluminum bar) which is formed by laminating one copper foil sheet and then welding two ends, has a rectangular or chamfered cross section (round angle), can swing and rotate, and plays roles of conveying current and connecting electrical equipment in a circuit; since the shape of the soft copper bar varies and copper is easily oxidized and corroded, and in order to reduce the influence on the conductivity of copper, most soft copper bars are required to protect the surface of the copper bar and improve the contact surface of the copper bar (i.e., the bonding pads at both ends of the soft copper bar) by an electroplating process.
In practical application, the soft copper bar is insufficient in softness aiming at the condition that continuous bending is needed for connection or other complex conditions, so that the difficulty and the workload of installation are increased; the whole soft copper bar is connected, so that the cost is relatively high; and the soft copper bar is formed by laminating a copper foil and welding two ends, and then electroplating the two ends, and in the electroplating process, in order to prevent the junction between the pressure welding areas at the two ends and the middle non-pressure welding area from being immersed in electroplating liquid medicine, a plurality of end plating processes capable of protecting the junction between the pressure welding areas and the middle non-pressure welding area are often needed, so that the whole manufacturing process is long and complicated, the production time of the soft copper bar is prolonged, and the production cost is increased.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a cable end connecting structure, which replaces a soft copper bar by combining a cable and a copper plate, and can better adapt to various complex installation conditions by utilizing good flexibility of the cable, effectively improve the conductivity and reduce the production time and the production cost.
In order to solve the technical problems, the invention provides a cable end connecting structure which comprises a cable and an anti-corrosion copper plate, wherein a nickel sheet is arranged on a wire core at one end of the cable, the copper plate is fixedly connected with the nickel sheet, and the wire core is arranged between the copper plate and the nickel sheet and is covered by the copper plate and the nickel sheet.
Preferably, the nickel sheet is in a semicircular arc shape matched with the wire core, and one end of the nickel sheet is provided with an end cover matched with the end face of the wire core.
Preferably, the electrical cable is a pure copper single core cable.
Preferably, the surface of the copper plate is provided with a plating layer.
Preferably, the wire core and the nickel sheet are fixed by welding, and the copper plate and the nickel sheet are fixed by welding.
Still provide another kind of cable wire end connection structure, including cable wire and two copper that prevent corrosion, all be equipped with the nickel piece on the both ends sinle silk of cable wire, two the copper respectively with the nickel piece fixed connection of different ends, the sinle silk is located between copper and the nickel piece and by both cladding.
Preferably, the nickel sheet is in a semicircular arc shape matched with the wire core, and one end of the nickel sheet is provided with an end cover matched with the end face of the wire core.
Preferably, the electrical cable is a pure copper single core cable.
Preferably, the surface of the copper plate is provided with an electroplated layer, and the electroplated layer is a nickel layer or a chromium layer.
Preferably, the wire core and the nickel sheet are fixed by welding, and the copper plate and the nickel sheet are fixed by welding.
The manufacturing process of the cable end connection structure is also provided, and comprises the following steps:
s1, firstly electroplating a copper plate, and forming an anti-corrosion electroplated layer on the surface of the copper plate;
s2, stripping off insulating glue at the end part of the cable to expose the inner wire core;
s3, sleeving the nickel sheet on the wire core, and then welding the nickel sheet and the wire core together in a molecular diffusion welding mode;
s4, stacking the copper plate and the wire core sleeved with the nickel sheet together, and welding the copper plate and the nickel sheet together in a hot-press welding mode.
Preferably, the nickel sheet is in a semicircular arc shape matched with the wire core, and one end of the nickel sheet is provided with an end cover matched with the end face of the wire core.
Preferably, in step S3, the nickel sheet covers one side of the core.
Preferably, in step S4, the other side of the wire core is in contact with the middle of the copper plate and laminated together, and the copper plate, the wire core and the nickel sheet are welded together by means of electric current heating and pressure welding.
The invention has the following beneficial effects:
according to the invention, a copper plate flexible cable is formed by adopting the cable and connecting one end of the cable with an anti-corrosion copper plate through a nickel plate to replace a soft copper bar, so that the cable can be better adapted to various complex installation conditions by utilizing good flexibility of the cable, and the installation difficulty and workload are reduced; compared with a soft copper bar, the cable has the characteristics of more stable conductive performance, good weldability and low cost; the copper plate and the nickel plate are used for coating the wire core, so that the wire core can be protected from corrosion, the process of pressure welding and end plating at the two ends of the soft copper bar is reduced, and the production time and the production cost are reduced; the middle nickel sheet is matched with the wire core in a semicircular shape with one end provided with the end cover, and the welding area can be enlarged when the nickel sheet is pressed and welded with the copper plate in the later stage, so that the welding is firmer, and the welding device has the attractive characteristic.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate and do not limit the invention, and together with the description serve to explain the principle of the invention:
fig. 1 is a front view of an end connection structure of a cable in embodiment 1;
fig. 2 is a side view of the cable end connecting structure in embodiments 1 and 3;
FIG. 3 is a schematic view of the nickel plate of examples 1 and 3;
fig. 4 is a front view of the cable end connecting structure in embodiment 3;
fig. 5 is a schematic view of another structure of a nickel sheet according to an embodiment.
Detailed Description
For a more complete understanding of the present invention, reference is now made to the following descriptions taken in conjunction with the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1 to 3, the flexible cable, particularly the end connection structure of the cable, includes a cable 1 and an anti-corrosion copper plate 2, wherein one end core of the cable 1 is exposed, a nickel plate 3 is welded on the core, the copper plate 2 and the nickel plate 3 are fixedly connected by welding, and the core is arranged between the copper plate 2 and the nickel plate 3 and is covered by the copper plate 2 and the nickel plate 3; the copper plate flexible cable is generally used on a circuit with low current-carrying capacity (namely, the copper plate flexible cable is mainly used for live motion in a non-horizontal direction and a medium-low voltage circuit breaker to be used as an electric power matching element, and can also be used for related products such as high-voltage devices, low-voltage devices, vacuum electrical appliances, mining explosion-proof switches, automobiles, locomotives and the like), and can be better adapted to various complex installation conditions by utilizing good flexibility of the cable, so that the installation difficulty and workload are reduced; compared with a soft copper bar, the cable has the characteristics of more stable conductive performance, good weldability and low cost; the copper plate and the nickel plate are used for integrally coating the exposed wire core in the cable, so that the wire core can be protected from corrosion, the process of pressure welding and end plating at two ends of the soft copper bar is reduced, the production time and the production cost are reduced, and the material loss and pollution caused by electroplating are reduced.
Specifically, the cable is a pure copper single-core cable, the nickel sheet 3 is in a semicircular arc shape matched with the cable core, one end of the nickel sheet 3 is provided with an end cover 31 matched with the end face of the cable core, and the other end of the nickel sheet 3 is provided with an opening 32; therefore, the wire core can be better coated, the welding area between the wire core and the copper plate can be enlarged, the welding is firmer, and the wire core and the copper plate have the attractive characteristic.
Specifically, an anti-corrosion electroplated layer is arranged on the surface of the copper plate 2, and the electroplated layer can be a nickel layer, a chromium layer or other anti-corrosion metal layers.
Specifically, a terminal 4 (e.g., a wire nose) is crimped to the other end core of the cable.
Example 2
The manufacturing process of the cable end connection structure in the embodiment 1 is also provided, and the manufacturing process comprises the following steps:
s1, firstly electroplating a copper plate 2, and forming an anti-corrosion electroplated layer on the surface of the copper plate 2;
s2, stripping off insulating glue at one end of the cable 1 to expose the inner wire core;
s3, sleeving the nickel sheet 3 on the wire core, and then welding the nickel sheet and the wire core together in a molecular diffusion welding (high molecular diffusion welding) mode;
s4, stacking the copper plate 2 and the wire core sleeved with the nickel sheet together, welding the copper plate 2 and the nickel sheet 3 together in a hot-press welding mode, and cooling to finish manufacturing;
s5, stripping the insulating glue at the other end of the cable 1, exposing the inner wire core, and crimping the connecting terminal 4 (such as a wire nose) on the wire core.
Specifically, the nickel sheet 3 is in a semicircular arc shape matched with the wire core, one end of the nickel sheet 3 is provided with an end cover 31 matched with the end face of the wire core, and the other end of the nickel sheet 3 is provided with an opening 32; the cable core can be better sleeved and welded on the cable core, the welding area between the cable core and the cable core is large, and the welding is firm.
Specifically, in step S3, a semicircular arc-shaped nickel sheet 3 wraps one side of the wire core; in step S4, the other side of the wire core contacts with the middle of the copper plate 2 and is stacked together, the nickel sheet is at the upper end, then the nickel sheet is welded by means of high-current heating and pressure welding, the pressure of the pressure welding is utilized to press the nickel sheet downwards, so that one side of the wire core, which contacts with the copper plate, is flattened, the bottom of the nickel sheet contacts with the copper plate, in the process, the copper plate, the wire core and the nickel sheet are welded together, and the whole wire core is coated between the copper plate and the nickel sheet.
In the above, other anti-corrosion metals such as nickel or chromium can be adopted for electroplating, and the electroplating is carried out on the whole copper plate, so that the electroplated layer formed on the surface of the copper plate in the later stage has bright appearance, uniform color and thickness, and can effectively reduce the connection resistance and energy loss; the cable has insulating glue as the protective layer of the middle wire core and has the characteristics of fire retarding, moisture proofing, pressure resistance, corrosion resistance, etc.
Example 3
As shown in fig. 2 to 4, the embodiment provides another end connection structure of a cable, which comprises a cable 1 and two anti-corrosion copper plates 2, wherein both ends of the cable 1 are exposed, nickel sheets 3 are welded on both ends of the cable, the two copper plates 2 are fixedly connected with the nickel sheets 3 on different ends of the cable through welding (i.e. the two copper plates and the two nickel sheets are respectively connected in a one-to-one correspondence), and the cable is arranged between the copper plates 2 and the nickel sheets 3 and is covered by the copper plates and the nickel sheets; the copper plate flexible cable is generally used on a circuit with low current-carrying capacity (namely, the copper plate flexible cable is mainly used for live motion in a non-horizontal direction and a medium-low voltage circuit breaker to be used as an electric power matching element, and can also be used for related products such as high-voltage devices, low-voltage devices, vacuum electrical appliances, mining explosion-proof switches, automobiles, locomotives and the like), and can be better adapted to various complex installation conditions by utilizing good flexibility of the cable, so that the installation difficulty and workload are reduced; compared with a soft copper bar, the cable has the characteristics of more stable conductive performance, good weldability and low cost; the copper plate and the nickel plate are used for integrally coating the exposed wire core in the cable, so that the wire core can be protected from corrosion, the process of pressure welding and end plating at two ends of the soft copper bar is reduced, the production time and the production cost are reduced, and the material loss and pollution caused by electroplating are reduced.
Specifically, the cable is a pure copper single-core cable, the nickel sheet 3 is in a semicircular arc shape matched with the cable core, one end of the nickel sheet 3 is provided with an end cover 31 matched with the end face of the cable core, and the other end of the nickel sheet 3 is provided with an opening 32; therefore, the wire core can be better coated, the welding area between the wire core and the copper plate can be enlarged, the welding is firmer, and the wire core and the copper plate have the attractive characteristic.
Specifically, an anti-corrosion electroplated layer is arranged on the surface of the copper plate 2, and the electroplated layer can be a nickel layer, a chromium layer or other anti-corrosion metal layers.
Example 4
The manufacturing process of the cable end connection structure in the embodiment 3 is also provided, and the manufacturing process comprises the following steps:
s1, electroplating two identical copper plates 2, and forming an anti-corrosion electroplated layer on the surfaces of the copper plates 2;
s2, stripping insulating glue at two ends of the cable 1 to expose an internal wire core;
s3, respectively sleeving the two nickel sheets 3 on wire cores at different ends, and then welding the nickel sheets and the wire cores together in a molecular diffusion welding (high molecular diffusion welding) mode;
s4, stacking the two copper plates 2 with the wire cores with the nickel sheets sleeved at different ends, welding the copper plates 2 with the nickel sheets 3 in a hot-press welding mode, and cooling to finish manufacturing.
Specifically, the nickel sheet 3 is in a semicircular arc shape matched with the wire core, one end of the nickel sheet 3 is provided with an end cover 31 matched with the end face of the wire core, and the other end of the nickel sheet 3 is provided with an opening 32; the cable core can be better sleeved and welded on the cable core, the welding area between the cable core and the cable core is large, and the welding is firm.
Specifically, in step S3, a semicircular arc-shaped nickel sheet 3 wraps one side of the wire core; in step S4, the other side of the wire core contacts with the middle of the copper plate 2 and is stacked together, the nickel sheet is at the upper end, then the nickel sheet is welded by means of high-current heating and pressure welding, the pressure of the pressure welding is utilized to press the nickel sheet downwards, so that one side of the wire core, which contacts with the copper plate, is flattened, the bottom of the nickel sheet contacts with the copper plate, in the process, the copper plate, the wire core and the nickel sheet are welded together, and the whole wire core is coated between the copper plate and the nickel sheet.
In the above, other anti-corrosion metals such as nickel or chromium can be adopted for electroplating, and the electroplating is carried out on the whole copper plate, so that the electroplated layer formed on the surface of the copper plate in the later stage has bright appearance, uniform color and thickness, and can effectively reduce the connection resistance and energy loss; the cable has insulating glue as the protective layer of the middle wire core and has the characteristics of fire retarding, moisture proofing, pressure resistance, corrosion resistance, etc.
In another embodiment of the invention, the nickel sheet is sleeved on the wire core in a semicircular arc shape, and the bottom of the nickel sheet is flush with the bottom of the wire core, so that the bottom of the nickel sheet and the bottom of the wire core can fully contact the surface of the copper plate in the later welding process of the nickel sheet and the copper plate, the welding reliability and firmness are ensured, and the problem that the contact between the nickel sheet and the copper plate is influenced by the fact that the wire core is flattened outwards and laterally expands when the wire core is large is prevented, and the wire core is not fully covered.
As shown in fig. 5, in another embodiment of the present invention, the nickel sheet 3 may be in a semi-circular shape with a hollow portion, one of the left and right sides of the hollow portion is an end cap 31 matching with the end face of the wire core, the other side is an opening 32, and the bottom surface of the nickel sheet 3 is a plane 33; the nickel sheet is sleeved on the wire core, covers the whole wire core and is welded together, then the bottom surface of the nickel sheet is contacted with the copper plate and is welded together, and the nickel sheet is welded with the copper plate in a plane contact mode, so that the welding is firmer.
In another embodiment of the present invention, in the process step of embodiment 2, the nickel sheet itself is in a sheet shape, and in step S3, the nickel sheet and the wire core are welded together by means of molecular diffusion welding (polymer diffusion welding); the nickel sheet is shaped into a semicircular arc matched with the wire core after being welded.
The foregoing has described in detail the technical solutions provided by the embodiments of the present invention, and specific examples have been applied to illustrate the principles and implementations of the embodiments of the present invention, where the above description of the embodiments is only suitable for helping to understand the principles of the embodiments of the present invention; meanwhile, as for those skilled in the art, according to the embodiments of the present invention, there are variations in the specific embodiments and the application scope, and the present description should not be construed as limiting the present invention.
Claims (6)
1. The utility model provides a cable conductor end connection structure, its characterized in that, includes cable conductor and anticorrosive copper, the surface of copper is equipped with the plating layer, be equipped with the nickel piece on one of them one end sinle silk of cable conductor, the sinle silk with the nickel piece passes through welded fastening, the shape of nickel piece be with sinle silk complex semicircle is like, just nickel piece one end be equipped with sinle silk terminal surface complex end cover, the copper with nickel piece passes through welded fastening, the sinle silk is located between copper and the nickel piece and by both cladding.
2. The electrical cable end connection structure of claim 1, wherein the electrical cable is a pure copper single core cable.
3. The utility model provides a cable conductor end connection structure, its characterized in that, includes cable conductor and two anti-corrosion copper, the surface of copper is equipped with the electroplated coating, all be equipped with the nickel piece on the both ends sinle silk of cable conductor, the sinle silk with the nickel piece passes through welded fastening, the shape of nickel piece be with sinle silk complex semicircle is like, just nickel piece one end be equipped with sinle silk terminal surface complex end cover, two the copper respectively with the nickel piece of different ends passes through welded fastening, the sinle silk is located between copper and the nickel piece and by both cladding.
4. The manufacturing process of the cable end connection structure is characterized by comprising the following steps of:
s1, firstly electroplating a copper plate, and forming an anti-corrosion electroplated layer on the surface of the copper plate;
s2, stripping off insulating glue at the end part of the cable to expose the inner wire core;
s3, sleeving the nickel sheet on the wire core, and then welding the nickel sheet and the wire core together in a molecular diffusion welding mode; the nickel sheet is in a semicircular arc shape matched with the wire core, and one end of the nickel sheet is provided with an end cover matched with the end face of the wire core;
s4, stacking the copper plate and the wire core sleeved with the nickel sheet together, and welding the copper plate and the nickel sheet together in a hot-press welding mode.
5. The manufacturing process according to claim 4, wherein in step S3, the nickel sheet covers one side of the core.
6. The manufacturing process according to claim 5, wherein in step S4, the other side of the wire core is in contact with the middle of the copper plate and laminated together, and the copper plate, the wire core and the nickel sheet are welded together by means of electric current heating and pressure welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810789226.2A CN109066123B (en) | 2018-07-18 | 2018-07-18 | Cable end connection structure and manufacturing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810789226.2A CN109066123B (en) | 2018-07-18 | 2018-07-18 | Cable end connection structure and manufacturing process thereof |
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| CN109066123A CN109066123A (en) | 2018-12-21 |
| CN109066123B true CN109066123B (en) | 2024-03-26 |
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| CN202058864U (en) * | 2010-11-23 | 2011-11-30 | 杨仕教 | Copper aluminium welding binding post |
| CN102986088A (en) * | 2011-04-14 | 2013-03-20 | 自动电缆管理有限责任公司 | Production of an electrical cable and method for producing a connection |
| CN202423439U (en) * | 2011-12-30 | 2012-09-05 | 广东国光电子有限公司 | Connecting structure of lithium ion battery pole lug and wire |
| CN106024144A (en) * | 2016-08-02 | 2016-10-12 | 河北华通线缆集团股份有限公司 | Compact type flame-retardant weather-resistant flat cable and production process thereof |
| CN206135121U (en) * | 2016-10-26 | 2017-04-26 | 深圳巴斯巴科技发展有限公司 | Novel stromatolite is female to be arranged |
| CN206163743U (en) * | 2016-11-09 | 2017-05-10 | 深圳巴斯巴科技发展有限公司 | Soft electric connector |
| CN206322965U (en) * | 2016-12-29 | 2017-07-11 | 深圳巴斯巴科技发展有限公司 | A kind of new mixing copper bar |
| CN107116278A (en) * | 2017-03-23 | 2017-09-01 | 胜蓝科技股份有限公司 | A kind of Joining Technology of wire and terminal |
| CN107104292A (en) * | 2017-06-05 | 2017-08-29 | 吉林省中赢高科技有限公司 | A kind of joint and its method for resistance welding of copper tip and aluminum conductor |
| CN207459048U (en) * | 2017-12-05 | 2018-06-05 | 湖北环天高科新能源有限公司 | A kind of battery pack copper aluminium conductive connecting device |
| CN208655931U (en) * | 2018-07-18 | 2019-03-26 | 深圳巴斯巴科技发展有限公司 | A kind of cable end connecting |
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| CN109066123A (en) | 2018-12-21 |
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