CN105680197A - Coating cold pressing connection structure for electric vehicle flexible copper strip cable and processing method - Google Patents
Coating cold pressing connection structure for electric vehicle flexible copper strip cable and processing method Download PDFInfo
- Publication number
- CN105680197A CN105680197A CN201610182856.4A CN201610182856A CN105680197A CN 105680197 A CN105680197 A CN 105680197A CN 201610182856 A CN201610182856 A CN 201610182856A CN 105680197 A CN105680197 A CN 105680197A
- Authority
- CN
- China
- Prior art keywords
- copper
- tube terminals
- copper tube
- punching
- cable body
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Classifications
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- 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
- H01R4/10—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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
- H01R4/182—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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping for flat conductive elements, e.g. flat cables
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- 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
- H01R4/10—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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
- H01R4/20—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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
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- 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
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
- H01R43/0482—Crimping apparatus or processes combined with contact member manufacturing mechanism
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- 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
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
- H01R43/05—Crimping apparatus or processes with wire-insulation stripping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The invention provides a coating cold pressing connection structure for an electric vehicle flexible copper strip cable and a processing method. The structure comprises a flexible copper strip cable body; an insulated strip is arranged outside the flexible copper strip cable body; two ends of the flexible copper strip cable body are sleeved with square copper tube terminals in a cold pressing mode; and the middle of the place where each square copper tube terminal and the flexible copper strip cable body are sleeved is provided with a punching hole. The processing method comprises steps: skins at two ends of the flat flexible copper strip cable body are opened; the square copper tube terminals are assembled; cold pressing is carried out on the square copper tube terminals; hole punching and angle cutting are carried out on the square copper tube terminals; and leveling is carried out on the square copper tube terminals. The problem that an unbalanced rudder needs a large steering torque is solved. The structure is simple, the manufacturing cost is low, and the problems of large contact resistance, poor reliability, inconvenient subsequent processing and the like as hole punching is directly carried out on two ends of the existing flexible copper strip are solved.
Description
Technical field
The present invention relates to electric automobile soft copper tape cable technical field, particularly relate to parcel cold pressing connecting structure and the processing method of a kind of electric automobile soft copper tape cable.
Background technology
Existing product is after adopting soft copper band to add set heat-shrinkable T bush, directly punch and be attached in two ends again, as shown in Figure 1, its weak point: directly punching inconvenience following process on soft copper band, contact resistance is big, along with the development of science and technology, to the taking up room of device interior connecting line, dependability, the aspect such as more convenient is installed and proposes requirements at the higher level.
Summary of the invention
The invention provides the parcel cold pressing connecting structure of a kind of electric automobile soft copper tape cable and processing method, after flat copper tape cable two ends connection schemes adopts increases side copper tube terminals parcel to cold pressing, leveling adds punching beveling technique and produces, solve existing soft copper band two ends directly punch contact resistance greatly, the problem such as poor reliability, inconvenience following process.
For solving above-mentioned technical problem, the invention provides the parcel cold pressing connecting structure of a kind of electric automobile soft copper tape cable, including soft copper tape cable body, the outside of described soft copper tape cable body is provided with insulating tape, the sheathed side's of the having copper tube terminals of colding pressing in two ends of described soft copper tape cable body, is provided with punching in the middle part of described square copper tube terminals and described soft copper tape cable body socket place.
A preferred technical scheme as the present invention, the internal diameter size of described square copper tube terminals is inner width 18.4-18.7mm, interior high 3.15-3.4mm, and outside dimension is outer wide 20.3-20.6mm, outer high 5.10-5.40mm, the material of side's copper tube terminals is the soft red copper of T2.
As a preferred technical scheme of the present invention, described punching is of a size of Φ 4.0mm-10.0mm.
The processing method of the parcel cold pressing connecting structure of a kind of electric automobile soft copper tape cable of the present invention, comprises the following steps:.
Skin is opened at S1, flat soft copper tape cable body two ends: adopting 150mm stroke pneumatic stripping machine, skin 40mm is neatly opened at two ends, can not hinder copper strips;
S2, assembling side's copper tube terminals: the soft copper band hands after decortication is clutched any one end assembling from side's copper pipe, copper strips is wrapped up entirely;
S3, the other side's copper tube terminals are colded pressing: adopt 15T pressure stamping machine, after crimp die sinking between stroke height 150mm to 200mm, square copper tube terminals level after assembling is put into pressure welding mold intracavity, then stamping connection molding of starting switch, it is desirable to the terminal withdrawal force after cold weld is more than 20N;
S4, the other side's copper tube terminals are punched out corner cut: adopt 15T pressure stamping machine, after punching angle cutting mold die sinking between stroke height 150MM to 200MM, square copper tube terminals level after cold weld is put into punching angle cutting die intracavity, then stamping connection molding of starting switch, requiring the terminal centre bore rounding impulse-free robustness after punching corner cut, corner cut both sides are consistent;
S5, the other side's copper tube terminals flatten: adopt 15T stamping machine, after leveling mold die sinking between stroke height 150MM to 200MM, terminal level after punching corner cut is put into leveling die cavity, then punching press of starting switch leveling molding, it is desirable to two sides is smooth without salient point, concave point.
The one or more technical schemes provided in the embodiment of the present application, at least have the following technical effect that or advantage:
(1) contact resistance is little: its contact resistance≤2m Ω after the company of terminal two ends, and the direct punching contact resistance≤10m Ω in soft copper band two ends, after adopting this technology, when follow-up electric automobile inside uses when heavy current impact, caloric value is lower, and Automobile operation response time is shorter;
(2) terminal pulling capacity is bigger: adopt this technology rear terminal pulling capacity >=100N, bigger than the direct punching pulling capacity of existing use, better reliability;
(3) following process is convenient: after adopting this technology, follow-up connection only need to use suitable screw to carry out inside and be fastenedly connected.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of this background technology;
Fig. 2 is that insulation system schematic diagram is removed in copper strips termination of the present invention;
Fig. 3 is the copper strips termination side of the colding pressing copper tube terminals schematic diagram of the present invention;
Fig. 4 is the overall structure schematic diagram of the present invention.
In figure, 1, soft copper tape cable body, 2, insulating tape, 3, side's copper tube terminals, 4, punching.
Detailed description of the invention
The invention provides the parcel cold pressing connecting structure of a kind of electric automobile soft copper tape cable and processing method, after flat copper tape cable two ends connection schemes adopts increases side copper tube terminals parcel to cold pressing, leveling adds punching beveling technique and produces, solve existing soft copper band two ends directly punch contact resistance greatly, the problem such as poor reliability, inconvenience following process.
In order to be better understood from technique scheme, below in conjunction with Figure of description and specific embodiment, technique scheme is described in detail.
As shown in Figure 4, the parcel cold pressing connecting structure of a kind of electric automobile soft copper tape cable described in the present embodiment, including soft copper tape cable body 1, the outside of described soft copper tape cable body 1 is provided with insulating tape 2, the sheathed side's of the having copper tube terminals 3 of colding pressing in two ends of described soft copper tape cable body 1, is provided with punching 4 in the middle part of described square copper tube terminals 3 and described soft copper tape cable body 1 socket place.
Wherein, in the present embodiment, the internal diameter size of described square copper tube terminals 3 is inner width 18.4-18.7mm, interior high 3.15-3.4mm, and outside dimension is outer wide 20.3-20.6mm, outer high 5.10-5.40mm, and the material of side's copper tube terminals 3 is the soft red copper of T2.
Wherein, in the present embodiment, described punching 4 is of a size of Φ 4.0mm-10.0mm.
The processing method of the parcel cold pressing connecting structure of a kind of electric automobile soft copper tape cable described in the present embodiment, comprises the following steps:
Skin is opened at S1, flat soft copper tape cable body 1 two ends: adopting 150mm stroke pneumatic stripping machine, skin 40mm is neatly opened at two ends, can not hinder copper strips, as shown in Figure 2;
S2, assembling side's copper tube terminals 3: the soft copper band hands after decortication is clutched any one end assembling from side's copper pipe, copper strips is wrapped up entirely;
S3, the other side's copper tube terminals 3 are colded pressing: adopt 15T pressure stamping machine, after crimp die sinking between stroke height 150mm to 200mm, square copper tube terminals 3 level after assembling is put into pressure welding mold intracavity, then stamping connection molding of starting switch, require that the terminal withdrawal force after cold weld is more than 20N, as shown in Figure 3;
S4, the other side's copper tube terminals 3 are punched out corner cut: adopt 15T pressure stamping machine, after punching angle cutting mold die sinking between stroke height 150MM to 200MM, square copper tube terminals level after cold weld is put into punching angle cutting die intracavity, then stamping connection molding of starting switch, requiring the terminal centre bore rounding impulse-free robustness after punching corner cut, corner cut both sides are consistent;
S5, the other side's copper tube terminals 3 flatten: adopt 15T stamping machine, after leveling mold die sinking between stroke height 150MM to 200MM, terminal level after punching corner cut is put into leveling die cavity, then punching press of starting switch leveling molding, it is desirable to two sides is smooth without salient point, concave point.
The above, it it is only presently preferred embodiments of the present invention, not the present invention is done any pro forma restriction, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any those skilled in the art, without departing within the scope of technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is the content without departing from technical solution of the present invention, according to any simple modification that above example is made by the technical spirit of the present invention, equivalent variations and modification, all still fall within the scope of technical solution of the present invention.
Claims (4)
1. the parcel cold pressing connecting structure of an electric automobile soft copper tape cable, it is characterized in that: include soft copper tape cable body (1), the outside of described soft copper tape cable body (1) is provided with insulating tape (2), the sheathed side's of the having copper tube terminals (3) of colding pressing in the two ends of described soft copper tape cable body (1), is provided with punching (4) in the middle part of described square copper tube terminals (3) and described soft copper tape cable body (1) socket place.
2. the parcel cold pressing connecting structure of a kind of electric automobile soft copper tape cable according to claim 1, it is characterized in that, the internal diameter size of described square copper tube terminals (3) is inner width 18.4-18.7mm, interior high 3.15-3.4mm, outside dimension is outer wide 20.3-20.6mm, outer high 5.10-5.40mm, the material of side's copper tube terminals (3) is the soft red copper of T2.
3. the parcel cold pressing connecting structure of a kind of electric automobile soft copper tape cable according to claim 1, it is characterised in that described punching (4) is of a size of Φ 4.0mm-10.0mm.
4. the processing method of the parcel cold pressing connecting structure of an electric automobile soft copper tape cable, it is characterised in that comprise the following steps:
Skin is opened at S1, flat soft copper tape cable body (1) two ends: adopting 150mm stroke pneumatic stripping machine, skin 40mm is neatly opened at two ends, can not hinder copper strips;
S2, assembling side's copper tube terminals (3): the soft copper band hands after decortication is clutched any one end assembling from side's copper pipe, copper strips is wrapped up entirely;
S3, the other side's copper tube terminals (3) are colded pressing: adopt 15T pressure stamping machine, after crimp die sinking between stroke height 150mm to 200mm, square copper tube terminals (3) level after assembling is put into pressure welding mold intracavity, then stamping connection molding of starting switch, it is desirable to the terminal withdrawal force after cold weld is more than 20N;
S4, the other side's copper tube terminals (3) are punched out corner cut: adopt 15T pressure stamping machine, after punching angle cutting mold die sinking between stroke height 150MM to 200MM, square copper tube terminals level after cold weld is put into punching angle cutting die intracavity, then stamping connection molding of starting switch, requiring the terminal centre bore rounding impulse-free robustness after punching corner cut, corner cut both sides are consistent;
S5, the other side's copper tube terminals (3) flatten: adopt 15T stamping machine, after leveling mold die sinking between stroke height 150MM to 200MM, terminal level after punching corner cut is put into leveling die cavity, then punching press of starting switch leveling molding, it is desirable to two sides is smooth without salient point, concave point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182856.4A CN105680197A (en) | 2016-03-25 | 2016-03-25 | Coating cold pressing connection structure for electric vehicle flexible copper strip cable and processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182856.4A CN105680197A (en) | 2016-03-25 | 2016-03-25 | Coating cold pressing connection structure for electric vehicle flexible copper strip cable and processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105680197A true CN105680197A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610182856.4A Pending CN105680197A (en) | 2016-03-25 | 2016-03-25 | Coating cold pressing connection structure for electric vehicle flexible copper strip cable and processing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039870A (en) * | 2017-04-01 | 2017-08-11 | 深圳市沃尔核材股份有限公司 | A kind of production method of crimping armor clamp |
| CN111585143A (en) * | 2020-05-28 | 2020-08-25 | 永固集团股份有限公司 | Punch forming equipment and punch method for wiring terminal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110001739A (en) * | 2009-06-30 | 2011-01-06 | 현대자동차주식회사 | Method of manufacturing connection terminal |
| CN202042608U (en) * | 2011-03-23 | 2011-11-16 | 奇瑞汽车股份有限公司 | Connecting terminal of electric vehicle |
| CN202721274U (en) * | 2012-08-13 | 2013-02-06 | 西安盾安电气有限公司 | Electrical wiring structure |
| CN204464506U (en) * | 2015-03-31 | 2015-07-08 | 天津市万博线缆有限公司 | Use for electric locomotive copper weaves the terminal that is flexible coupling |
| CN205565025U (en) * | 2016-03-25 | 2016-09-07 | 惠州市以泰克电线工业有限公司 | Parcel of soft copper strips cable of electric automobile connection structure that colds pressing |
-
2016
- 2016-03-25 CN CN201610182856.4A patent/CN105680197A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110001739A (en) * | 2009-06-30 | 2011-01-06 | 현대자동차주식회사 | Method of manufacturing connection terminal |
| CN202042608U (en) * | 2011-03-23 | 2011-11-16 | 奇瑞汽车股份有限公司 | Connecting terminal of electric vehicle |
| CN202721274U (en) * | 2012-08-13 | 2013-02-06 | 西安盾安电气有限公司 | Electrical wiring structure |
| CN204464506U (en) * | 2015-03-31 | 2015-07-08 | 天津市万博线缆有限公司 | Use for electric locomotive copper weaves the terminal that is flexible coupling |
| CN205565025U (en) * | 2016-03-25 | 2016-09-07 | 惠州市以泰克电线工业有限公司 | Parcel of soft copper strips cable of electric automobile connection structure that colds pressing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039870A (en) * | 2017-04-01 | 2017-08-11 | 深圳市沃尔核材股份有限公司 | A kind of production method of crimping armor clamp |
| CN111585143A (en) * | 2020-05-28 | 2020-08-25 | 永固集团股份有限公司 | Punch forming equipment and punch method for wiring terminal |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180212 Address after: 516000 A-09 factory building, Ling Tau Industrial Zone, Shuikou street, Huizhou, Guangdong Applicant after: Huizhou Tektronix Conduction Technology Co., Ltd. Address before: 510000 No. 1 Village Road, Longhu Industrial Zone, Shuikou Town, Guangdong, Huizhou Applicant before: HUIZHOU YITAIKE WIRE INDUSTRY CO., LTD. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160615 |