CN106450810A - A terminal wiring structure, a crimping technique and a crimping mold - Google Patents
A terminal wiring structure, a crimping technique and a crimping mold Download PDFInfo
- Publication number
- CN106450810A CN106450810A CN201610975627.8A CN201610975627A CN106450810A CN 106450810 A CN106450810 A CN 106450810A CN 201610975627 A CN201610975627 A CN 201610975627A CN 106450810 A CN106450810 A CN 106450810A
- Authority
- CN
- China
- Prior art keywords
- tin
- crimping
- wire
- line structure
- terminal
- 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.)
- Granted
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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
- 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
- H01R4/187—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 combined with soldering or 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
- H01R43/04—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
Abstract
The invention relates to a terminal wiring structure, a crimping technique and a crimping mold. The crimping technique comprises the following steps: firstly, making a conductive wire, of which the outer ring is provided with a tin cylinder or a tin cover, pass through a crimping structure of a terminal; secondly, heating the tin cylinder or the tin cover to melt the tin cylinder or the tin cover; using a crimping mechanism to carry out crimping on the crimping structure to deform the crimping structure; and the molten tin cylinder or tin cover forming a circumferentially continuous circumferential tin layer filled between the conductive wire and the crimping structure under the effect of the deformed crimping structure. The terminal wiring structure, the crimping technique and the crimping mold solve the problems in the prior art that there is a need for tin soldering at a plurality of locations between the conductive wire and the terminal, resulting in cumbersome operation, but presence of regions without tin between the wire and the terminal still exists.
Description
Technical field
The present invention relates to terminal wiring structure in terminal, wire connection area, compression joint technique and crimp.
Background technology
Cold weld is a kind of common type of attachment of wire, specifically refers to conductor compression jointing in the pressuring line structure of terminal
In, the attachment force between terminal and wire is ensured by crimping, ensures the reliable contacts of wire and terminal simultaneously.Electric power,
In the fields such as automobile, cold weld has even more obtained universal application.With the popularization and application of Rechargeable vehicle, high current terminal connects
Also be widely used, but over time and external environment condition change, due to the effect of moisture in air, oxygen,
Make to be formed oxide-film, the switching performance of impact wire and terminal between wire and terminal, lead to connecing of terminal and connecting position of wires
Resistance of getting an electric shock increases continuous, than the phenomenon even terminal heating burnout under relatively rugged environment.
At present, have to avoid this problem by way of scolding tin, a kind of disclosed " weldering of such as Chinese patent CN204651551U
The binding post of tin ", after binding post with conductor compression jointing, leaves gap due to crimping not exclusively between terminal and wire,
Then carry out scolding tin in these gaps, thus ensureing the adhesion between wire, terminal, scolding tin position is difficult to aoxidize, permissible
Improve stability and the durability of product.But existing this first press the form processing welding afterwards to there is problems with：Terminal with
Although portion can have gap after crimping between wire, but this gap is typically discontinuous in the circumferential, if
Only the gap of a position is welded, then solder also cannot smoothly flow in other gaps, can only respectively to individual each
Gap is welded, this operating process just particularly troublesome, complex operation, and labor strength is big；And wire and termination contact
Position do not weld tin, after a protracted use, these positions may because burn into loosen wait some factors and occur
Gap, this when wire and terminal between still can form oxide-film, and affect the switching performance of wire and terminal.
Content of the invention
It is an object of the invention to provide a kind of terminal wiring structure, to solve to need in prior art in wire and terminal
Between plurality of positions scolding tin and lead to complex operation, and between wire and terminal, still suffer from the problem in Wuxi region；The present invention's
Purpose also resides in provides a kind of compression joint technique making this terminal wiring structure and the crimp being exclusively used in this compression joint technique.
In order to solve the above problems, in the present invention, the technical scheme of terminal wiring structure is：
A kind of terminal wiring structure, including wire and the terminal with pressuring line structure, is filled with circumference between wire and pressuring line structure
Continuously circumferential tin layers, circumferential tin layers are by the deformation through described pressuring line structure after the tin cylinder being located on wire periphery or the fusing of tin skin
Compacting forms.
Pressuring line structure is line ball set.
The end of wire is coated with and circumferential tin layers integrally formed end tin layers.
In the present invention, the technical scheme of compression joint technique is：
Compression joint technique, this compression joint technique comprises the following steps, the first step, periphery is equipped with the wire penetrating end of tin cylinder or tin skin
In the pressuring line structure of son；Second step, makes tin cylinder or the fusing of tin skin to tin cylinder or the heating of tin skin, by crimping tool to pressuring line structure
Crimping makes pressuring line structure deform, and the tin cylinder after fusing or tin skin form under the pressuring line structure effect of deformation and fill in wire and line ball
Circumferentially continuous circumference tin layers between structure.
Pressuring line structure is line ball set.
The end of wire is coated with and circumferential tin layers integrally formed end tin layers.
In the present invention, the technical scheme of crimp is：
Crimp, including for being pressed so that the mold of pressuring line structure deformation and lower mould to the pressuring line structure of terminal
Tool, mold and/or lower mould is provided with for heating to the tin cylinder between described pressuring line structure and wire or tin skin
So that the heater of tin cylinder or the fusing of tin skin.
Crimp also includes carrying out temperature controlled attemperating unit to described heater.
Described heater is heating tube.
On mold, lower mould, there is the die cavity that accent is oppositely arranged, heater be arranged at corresponding die cavity periphery or
Person's mould inside.
Beneficial effects of the present invention are：In the present invention, while the crimping to the pressuring line structure of terminal, to pressuring line structure
Tin cylinder and wire between or the heating of tin skin, the tin cylinder after heating or the fusing of tin skin, with the carrying out of crimping, the Xi Shui after fusing
Can fill to the optional position between wire and pressuring line structure, after crimping terminates, tin water cure thus being formed and line ball knot
Structure and the circumferentially continuous circumference tin layers of wire good contact.Due to during crimping Xi Shui just with pressuring line structure and leading
Line forms good contact, therefore there is not Wuxi region, also eliminates subsequently complicated soldering operation simultaneously.
Brief description
Fig. 1 is the structural representation of an embodiment of terminal wiring structure in the present invention；
Fig. 2 is the structural representation of tin cylinder in Fig. 1；
Fig. 3 is the structural representation of an embodiment of crimp in the present invention.
Specific embodiment
The embodiment of terminal wiring structure is as shown in Figure 1 and 2：Including wire 1 and terminal 5, terminal 5 includes line ball set 2, leads
It is filled with circumferentially continuous circumference tin layers 3, circumferential tin layers 3 are melted by the tin cylinder 12 being located on wire periphery between line 1 and line ball set 2
Deformation compacting by line ball set forms.One end closing of tin cylinder, after crimping terminates, the blind end 13 of tin cylinder forms covering and leads
Thread end with circumferential tin layers integrally formed end tin layers 4.
In other embodiments of the invention, tin cylinder can also be the structure of open at both ends；Tin cylinder can also be set by ring
Tin skin in wire periphery replaces；The length of circumferential tin layers can also be shorter than the length of line ball set；Line ball set can also be by line ball
Other pressuring line structure such as nose, pressuring line groove replaces.
The manufacturing process of above-mentioned terminal wiring structure is that the embodiment of i.e. compression joint technique is：This compression joint technique includes following step
Suddenly, the first step, the wire that periphery is provided with tin cylinder penetrates in the line ball set of terminal；Second step, makes tin cylinder melt the heating of tin cylinder,
By crimping tool, line ball being covered with crimping makes line ball cover deformation, and the tin cylinder after fusing forms in the presence of the line ball set of deformation and fills
Circumferentially continuous circumference tin layers between wire and line ball set.One end closing of tin cylinder, after crimping terminates, the closing of tin cylinder
End formed cover wire termination with circumferential tin layers integrally formed end tin layers.Crimping tool can be that Crimping Pliers can also be
Crimp, when crimping tool is for Crimping Pliers, can be heated to tin cylinder by outside heater, work as crimping tool
During for crimp, crimp can carry heater, can also reduce the leakage rate of Xi Shui using crimp.Entering
During row second step, can be with the form of crimping and heating, it would however also be possible to employ first heating makes tin cylinder melt, and crimps afterwards
Form, as long as before ensure that crimping terminates, tin cylinder has been completely melt.Be can also contribute to using line ball nested structure
Ensure that the tin cylinder after fusing will not be fled everywhere.
The embodiment being exclusively used in implementing the crimp of above-mentioned compression joint technique is as shown in Figure 3：Including having the upper of upper cavity 8
Mould 6 and the lower mould 10 with lower mode cavity 9, upper and lower die cavity is trapezium structure, is provided with the periphery of upper cavity 8 and adds
Thermal 7, heater embeds the inside of corresponding mould, and the periphery of lower mode cavity 9 is provided with lower heater 11, upper and lower heating
Device is heating-pipe structure.Crimp also includes heater is carried out temperature controlled attemperating unit, attemperating unit bag
Include temperature sensor, in order to detect the temperature of upper and lower die cavity, in order to reduce thermal loss it is ensured that upper and lower heater is only to phase
Answer die cavity position to be heated, isolated by insulation material between upper and lower heater and other regions of corresponding mould.Make
Used time, terminal is placed in lower mode cavity together with wire, upper cavity moves down, upper cavity is together with lower mode cavity to line ball interplanting
With making line ball cover deformation, upper and lower heater then heats to tin cylinder, and the temperature of upper and lower die cavity is higher than the temperature of tin cylinder, when
After mold temperature rises to specified for temperature ranges, according to the heating stand-by period of regulation, so that tin cylinder is melted, complete final pressure
Connect, the Xi Shui after solidification forms circumferentially continuous and full of gap between wire and line ball set circumferential tin layers, can effectively carry
Tall and big current terminal and the crimp quality of wire, realize the crimping deformation of wire and the filling of tin during crimping, intercept
Wire covers the oxidation of contact site with line ball, reduces the contact resistance that wire is connected with line ball set, improves the reliability of product, with
Tin filling technique after crimping compares, and has and prevents the phenomenons such as uneven, the pollution terminal of molten tin leakage, consumption.In this pressure welding mold
In the other embodiments of tool：Heater can also be provided only with mold or lower mould, the set location of heater
May be located at the outside of corresponding mould；Attemperating unit can not also set, and now operating personnel by micro-judgment or can be led to
Cross observation and judge whether tin cylinder melts.
Claims (10)
1. a kind of terminal wiring structure, including wire and the terminal with pressuring line structure it is characterised in that：Wire and pressuring line structure
Between be filled with circumferentially continuous circumference tin layers, circumferential tin layers by be located on wire periphery tin cylinder or tin skin fusing after through described pressure
The deformation compacting of cable architecture forms.
2. terminal wiring structure according to claim 1 it is characterised in that：Pressuring line structure is line ball set.
3. terminal wiring structure according to claim 1 and 2 it is characterised in that：The end of wire is coated with and circumferential tin
Layer integrally formed end tin layers.
4. compression joint technique it is characterised in that：This compression joint technique comprises the following steps, the first step, and periphery is equipped with tin cylinder or tin
The wire of skin penetrates in the pressuring line structure of terminal；Second step, makes tin cylinder or the fusing of tin skin to tin cylinder or the heating of tin skin, by crimping
Instrument makes pressuring line structure deform pressuring line structure crimping, and the tin cylinder after fusing or tin skin are formed under the pressuring line structure effect of deformation
Fill the circumferentially continuous circumference tin layers between wire and pressuring line structure.
5. compression joint technique according to claim 4 it is characterised in that：Pressuring line structure is line ball set.
6. the compression joint technique according to claim 4 or 5 it is characterised in that：The end of wire is coated with and circumferential tin layers one
Body formed end tin layers.
7. it is exclusively used in implementing the crimp of compression joint technique described in the claims 4, including for the pressuring line structure to terminal
Pressed so that pressuring line structure deformation mold and lower mould it is characterised in that：It is provided with mold and/or lower mould
For the tin cylinder between described pressuring line structure and wire or tin skin are heated so that tin cylinder or tin skin fusing heater.
8. crimp according to claim 7 it is characterised in that：Crimp also includes described heater is carried out
Temperature controlled attemperating unit.
9. crimp according to claim 7 it is characterised in that：Described heater is heating tube.
10. the crimp according to claim 7 ~ 9 any one it is characterised in that：On mold, lower mould, there is chamber
The die cavity that mouth is oppositely arranged, heater is arranged at periphery or the mould inside of corresponding die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610975627.8A CN106450810B (en) | 2016-11-07 | 2016-11-07 | A kind of terminal wiring structure, compression joint technique and crimp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610975627.8A CN106450810B (en) | 2016-11-07 | 2016-11-07 | A kind of terminal wiring structure, compression joint technique and crimp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106450810A true CN106450810A (en) | 2017-02-22 |
| CN106450810B CN106450810B (en) | 2019-07-19 |
Family
ID=58181026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610975627.8A Expired - Fee Related CN106450810B (en) | 2016-11-07 | 2016-11-07 | A kind of terminal wiring structure, compression joint technique and crimp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106450810B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107240850A (en) * | 2017-06-27 | 2017-10-10 | 练中形 | A kind of brand-new conductor terminal compression bonding method |
| CN109103724A (en) * | 2018-08-24 | 2018-12-28 | 常熟利星光电科技有限公司 | A kind of power supply line automated production is with turning over line apparatus |
| CN110148867A (en) * | 2019-07-04 | 2019-08-20 | 苏州祥龙嘉业电子科技股份有限公司 | A kind of harness thermoforming process |
| CN114724870A (en) * | 2022-03-11 | 2022-07-08 | 安徽飞达电气科技有限公司 | Welding device |
| CN114724870B (en) * | 2022-03-11 | 2024-05-14 | 安徽飞达电气科技有限公司 | Welding device |
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|---|---|---|---|---|
| JPH0982377A (en) * | 1995-09-12 | 1997-03-28 | Sumitomo Wiring Syst Ltd | Electric wire connecting method |
| JP2001006783A (en) * | 1999-06-17 | 2001-01-12 | Hitachi Cable Ltd | Crimp terminal |
| CN1725559A (en) * | 2004-07-23 | 2006-01-25 | 住友电装株式会社 | Connection structure between dissimilar wire |
| CN1841857A (en) * | 2005-12-13 | 2006-10-04 | 许景皓 | High-definition digital interface and its processing technique |
| CN101635394A (en) * | 2008-07-22 | 2010-01-27 | 日立电线株式会社 | Cable with crimping terminal and method of making the same |
| CN102782940A (en) * | 2010-02-05 | 2012-11-14 | 古河电气工业株式会社 | Connecting structure |
| CN103563176A (en) * | 2011-07-26 | 2014-02-05 | 株式会社自动网络技术研究所 | Electrical line with terminal and method for producing same |
| CN105474465A (en) * | 2013-08-22 | 2016-04-06 | 住友电装株式会社 | Conduction path and electric wire |
-
2016
- 2016-11-07 CN CN201610975627.8A patent/CN106450810B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0982377A (en) * | 1995-09-12 | 1997-03-28 | Sumitomo Wiring Syst Ltd | Electric wire connecting method |
| JP2001006783A (en) * | 1999-06-17 | 2001-01-12 | Hitachi Cable Ltd | Crimp terminal |
| CN1725559A (en) * | 2004-07-23 | 2006-01-25 | 住友电装株式会社 | Connection structure between dissimilar wire |
| CN1841857A (en) * | 2005-12-13 | 2006-10-04 | 许景皓 | High-definition digital interface and its processing technique |
| CN101635394A (en) * | 2008-07-22 | 2010-01-27 | 日立电线株式会社 | Cable with crimping terminal and method of making the same |
| CN102782940A (en) * | 2010-02-05 | 2012-11-14 | 古河电气工业株式会社 | Connecting structure |
| CN103563176A (en) * | 2011-07-26 | 2014-02-05 | 株式会社自动网络技术研究所 | Electrical line with terminal and method for producing same |
| CN105474465A (en) * | 2013-08-22 | 2016-04-06 | 住友电装株式会社 | Conduction path and electric wire |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107116278B (en) * | 2017-03-23 | 2019-08-06 | 胜蓝科技股份有限公司 | A kind of Joining Technology of conducting wire and terminal |
| CN107240850A (en) * | 2017-06-27 | 2017-10-10 | 练中形 | A kind of brand-new conductor terminal compression bonding method |
| CN109103724A (en) * | 2018-08-24 | 2018-12-28 | 常熟利星光电科技有限公司 | A kind of power supply line automated production is with turning over line apparatus |
| CN109103724B (en) * | 2018-08-24 | 2023-08-18 | 常熟利星光电科技有限公司 | Wire turning device for automatic production of power wire |
| CN110148867A (en) * | 2019-07-04 | 2019-08-20 | 苏州祥龙嘉业电子科技股份有限公司 | A kind of harness thermoforming process |
| CN114724870A (en) * | 2022-03-11 | 2022-07-08 | 安徽飞达电气科技有限公司 | Welding device |
| CN114724870B (en) * | 2022-03-11 | 2024-05-14 | 安徽飞达电气科技有限公司 | Welding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106450810B (en) | 2019-07-19 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190719 Termination date: 20191107 |