WO2015163102A1 - Borne de sertissage - Google Patents

Borne de sertissage Download PDF

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Publication number
WO2015163102A1
WO2015163102A1 PCT/JP2015/060352 JP2015060352W WO2015163102A1 WO 2015163102 A1 WO2015163102 A1 WO 2015163102A1 JP 2015060352 W JP2015060352 W JP 2015060352W WO 2015163102 A1 WO2015163102 A1 WO 2015163102A1
Authority
WO
WIPO (PCT)
Prior art keywords
crimping
conductor
electric wire
crimp
wall
Prior art date
Application number
PCT/JP2015/060352
Other languages
English (en)
Japanese (ja)
Inventor
浩一郎 松下
真吾 千葉
Original Assignee
矢崎総業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 矢崎総業株式会社 filed Critical 矢崎総業株式会社
Publication of WO2015163102A1 publication Critical patent/WO2015163102A1/fr

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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

Definitions

  • the present invention relates to a crimping terminal having a crimping part that is crimped to a terminal part of an electric wire, a mating connection part that is connected to a connection partner of the electric wire, and a connecting part that connects the crimping part and the mating connection part.
  • a crimping terminal attached to the terminal part of the electric wire
  • a crimping part that is crimped to the terminal part of the electric wire
  • a mating connection part that is connected to a connection partner of the electric wire
  • a connecting part that connects between the crimping part and the mating connection part
  • Patent Document 1 describes a crimp terminal in which a reinforcing wall is provided in the crimp portion to improve the electrical connection stability between the crimp terminal and the electric wire.
  • the crimping terminal described in Patent Document 1 may be deformed when the crimping part is deformed when the crimping part is crimped to the electric wire, and the connecting part is deformed when the crimping part is deformed. Yes, when the mating connection portion is deformed, the electrical connection stability with the mating partner may be reduced.
  • the present invention has been made in view of the above, and an object of the present invention is to provide a crimp terminal capable of preventing a decrease in electrical connection stability with a connection partner.
  • the present invention provides a crimping part that is crimped to a terminal part of an electric wire, a mating connection part that is connected to a connection partner of the electric wire, the crimping part, and the mating connection part.
  • the crimping portion has a bottom wall and a pair of side walls standing on both edges of the bottom wall, and has a shape approximate to the shape after crimping deformation.
  • a non-deformation crimping wall portion connected to the wall forming the connecting portion and an upper end side of each of the pair of side walls are provided so as to extend higher than the connecting portion, and the electric wire is encased. And a pair of crimping pieces to be crimped to the electric wire.
  • the present invention is the above invention, wherein the crimping portion is provided at two locations side by side in the extending direction of the electric wire, and the one crimping portion is connected to the connecting portion, and at the tip of the electric wire.
  • a conductor crimping part that is crimped to the exposed conductor part, and the other crimping part is a coated crimping part that is spaced apart from the conductor crimping part and is crimped to an insulating coating part that insulates and coats the conductor part,
  • the non-deformation crimp wall portion is preferably provided in the conductor crimp portion.
  • the joint portion is continuously connected to the non-deformed crimp wall portion that is not easily deformed during crimping, while the pair of crimp piece portions having a large deformation amount due to the crimp is higher than the joint portion. Since it extends from the non-deformation crimping wall portion at a position, the connecting portion is not easily affected by the deformation of the crimping portion, and the deformation of the mating connection portion connected to the joining portion is prevented. As a result, it is possible to prevent a decrease in electrical connection stability with the connection partner.
  • FIG. 1 is a perspective view of a crimp terminal according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view of the crimp terminal shown in FIG.
  • FIG. 3A is a perspective view of an electric wire for crimping a crimp terminal.
  • FIG. 3B is a front view of the electric wire of FIG. 3A as viewed from the terminal side.
  • FIG. 4A is a diagram illustrating a state in which the terminal portion of the electric wire is placed on the bottom wall of the crimp terminal in order to crimp the crimp terminal to the electric wire.
  • FIG. 4B is a perspective view of the crimp terminal and the electric wire showing a state in which the conductor crimp portion is crimped to the conductor portion.
  • FIG. 5 is a perspective view of the crimp terminal and the electric wire showing a state where the coated crimp portion is crimped to the insulating coating portion and the crimp terminal is completely crimped to the electric wire.
  • 6A is a cross-sectional view of the crimp terminal shown in FIG. 1 taken along line BB.
  • 6B is a cross-sectional view taken along line CC of the crimp terminal and the electric wire illustrated in FIG. 4B.
  • FIG. 1 is a perspective view of a crimp terminal 1 according to an embodiment of the present invention.
  • 2 is a cross-sectional view of the crimp terminal 1 shown in FIG.
  • FIG. 3A is a perspective view of the electric wire 10 that crimps the crimp terminal 1.
  • FIG. 3B is a front view of the electric wire 10 of FIG. 3A as viewed from the terminal portion 10a side.
  • the crimp terminal 1 according to the embodiment of the present invention is attached to the terminal portion of the electric wire 10.
  • the electric wire 10 has the conductor part 11 and the insulation coating part 12 surrounding the outer periphery of the conductor part 11 (FIGS. 1, 3A, and 3B).
  • the conductor portion 11 is formed by bundling a plurality of strands 11a made of a conductive wire such as aluminum or an aluminum alloy.
  • the insulation coating portion 12 is made of an insulating synthetic resin, and is formed so as to surround the outer periphery of the conductor portion 11, thereby protecting the conductor portion 11 from the outside.
  • the conductor portion 11 is exposed at the distal end portion of the electric wire 10 by peeling off the insulating coating portion 12.
  • a conductor crimping portion 30 (to be described later) of the crimp terminal 1 is crimped to the exposed conductor portion 11.
  • the crimp terminal 1 is obtained by molding a plate-like member made of metal such as copper or copper alloy by die press working or the like.
  • the crimp terminal 1 connects the crimping portion 20 that is crimped to the terminal portion 10 a of the electric wire 10, the mating connection portion 60 that is connected to a connection partner (not shown) of the electric wire 10, and the crimping portion 20 and the mating connection portion 60.
  • Connecting portion 70 (FIGS. 1 and 2).
  • the mating connection portion 60 is configured such that the mating connection is brought into contact with an elastic contact piece 61a provided in the cylinder of the connection main body 61 having a rectangular tube shape (FIG. 2).
  • the counterpart connection portion 60 constitutes a female terminal to which a male terminal as a connection counterpart is connected.
  • the other party connection part 60 illustrated what comprises a female terminal, if it becomes the structure which can connect to a connection other party not only this, you may be another terminal structure.
  • compression-bonding part 20 is provided in two places along with the extension direction of the electric wire 10 (FIG. 1 and FIG. 2).
  • One crimping portion 20 is a conductor crimping portion 30 that crimps the exposed conductor portion 11 of the electric wire 10, and the other crimping portion 20 is a covering crimping portion 40 that crimps the insulating coating portion 12 of the electric wire 10.
  • the conductor crimping part 30 and the covering crimping part 40 are connected by an intermediate part 50 (FIG. 2).
  • the conductor crimping part 30 is a part connected to the connecting part 70 and crimped to the conductor part 11 exposed at the tip of the electric wire 10.
  • the conductor crimping portion 30 has a conductor side bottom wall 31a as a bottom wall and a pair of conductor side walls 31b and 31b as a pair of side walls standing on both edges of the conductor side bottom wall 31a.
  • the non-deformation crimp wall 31 connected to the wall forming the connecting portion 70 with a shape similar to the shape of the above and the upper end side of each of the conductor-side side walls 31b of the pair of conductor-side side walls 31b, 31b are higher than the connecting portion 70. It has a pair of conductor crimping piece portions 32 and 32 as a pair of crimping piece portions that are provided so as to extend and are crimped to the electric wire 10 so as to enclose the electric wire 10.
  • the conductor crimping portion 30 includes a non-deformation crimping wall portion 31 including a conductor-side bottom wall 31a and a pair of conductor-side sidewalls 31b and 31b, and a pair of conductor-side sidewalls 31b and 31b extending from the upper ends. It is divided roughly into conductor crimping pieces 32 and 32.
  • the non-deformable crimp wall portion 31 has a substantially U shape in which a cross section perpendicular to the front-rear direction of the crimp terminal 1 approximates the shape after crimp deformation. That is, the non-deformable crimp wall 31 has a shape that is not easily deformed when crimping to the electric wire 10.
  • the conductor-side bottom wall 31a forms a part of the bottom wall 1a continuous from the connecting portion 70 to the covering crimping portion 40, and is an unillustrated anvil that is a lower mold of the conductor crimping portion 30 when crimping to the electric wire 10. It has a shape along the mold surface.
  • the non-deformation crimp wall 31 includes a connecting bottom wall (wall) 71a and a pair of connecting side walls (walls) 71b and 71b, a conductor side bottom wall 31a and a pair of conductor side walls 31b and 31b. By connecting, the connection part 70 is continuously connected.
  • the pair of conductor crimping pieces 32 and 32 When the pair of conductor crimping pieces 32 and 32 are crimped to the conductor part 11 of the electric wire 10, they are crimped to the conductor part 11 while being largely deformed inward by a crimper (not shown).
  • the pair of conductor crimping pieces 32, 32 extend from the non-deformation crimping wall 31 (the upper ends of the conductor side walls 31b, 31b) at a position higher than the pair of joining sidewalls 71b, 71b of the joint 70.
  • the covering crimping portion 40 is a portion that is provided so as to be separated from the conductor crimping portion 30 with the intermediate portion 50 therebetween, and is crimped to the insulating coating portion 12 that insulates and coats the conductor portion 11.
  • the covering crimping portion 40 includes a covering side bottom wall 41a that forms a part of the bottom wall 1a continuous from the connecting portion 70 to the covering crimping portion 40, and a pair of covering side walls that stand on both edges of the covering side bottom wall 41a.
  • the intermediate portion 50 includes an intermediate bottom wall 51a that forms a part of the bottom wall 1a that continues from the connecting portion 70 to the covering crimping portion 40, and a pair of intermediate side walls 51b and 51b that are erected on both edges of the intermediate bottom wall 51a.
  • the connecting portion 70 includes a connecting bottom wall 71a connected to the conductor-side bottom wall 31a of the conductor crimping portion 30, and a pair of connecting side walls 71b and 71b erected on both edges of the connecting bottom wall 71a.
  • the joint portion 70 is continuously connected to the non-deformation crimp wall portion 31 that is not easily deformed during crimping.
  • the pair of conductor crimping pieces 32, 32 having a large deformation amount extend from the non-deformation crimping wall 31 at a position higher than the pair of connecting side walls 71b, 71b. For this reason, the connecting portion 70 is not easily affected by the deformation of the conductor crimping portion 30.
  • FIG. 4A is a diagram illustrating a state where the terminal portion 10 a of the electric wire 10 is placed on the bottom wall 1 a of the crimp terminal 1 in order to crimp the crimp terminal 1 to the electric wire 10.
  • FIG. 4B is a perspective view of the crimp terminal 1 and the electric wire 10 showing a state where the conductor crimp part 30 is crimped to the conductor part 11.
  • FIG. 5 is a perspective view of the crimp terminal 1 and the electric wire 10 showing a state in which the coated crimp part 40 is crimped to the insulating coating part 12 and the crimp terminal 1 is completely crimped to the electric wire 10.
  • FIG. 6A is a cross-sectional view of the crimp terminal 1 shown in FIG. 6B is a cross-sectional view of the crimp terminal 1 and the electric wire 10 shown in FIG.
  • the operator places the terminal portion 10a of the electric wire 10 on the bottom wall 1a of the crimp terminal 1 (see FIG. 4A), and then crimps the conductor crimp portion 30 to the conductor portion 11 with an anvil and a crimper (not shown) ( (See FIG. 4B).
  • the conductor crimping portion 30 is deformed in the pair of conductor crimping pieces 32 and 32 after being crimped (see FIG. 6B) with respect to before crimping (see FIG. 6A).
  • the non-deformable crimp wall portion 31 is not deformed because it has already been crimped and deformed before crimping. For this reason, as shown in FIG. 4B, the connecting portion 70 connected to the non-deformable crimp wall portion 31 is not deformed by the crimping.
  • the crimping portion 40 is crimped to the insulating coating portion 12 by an unillustrated anvil and crimper to complete the crimping of the crimping terminal 1 to the electric wire 10 (see FIG. 5). Since the covering crimping portion 40 is provided apart from the conductor crimping portion 30 connected to the connecting portion 70, deformation due to the crimping of the covering crimping portion 40 is also linked by crimping the covering crimping portion 40 to the insulating coating portion 12. The part 70 is not affected.
  • connection portion 70 is continuously connected to the non-deformation crimp wall portion 31 that is not easily deformed during crimping, while the pair of conductor crimping pieces 32 having a large deformation amount due to crimping is provided. Since it extends from the non-deformation crimping wall portion 31 at a position higher than the joint portion 70, the joint portion 70 is not easily affected by the deformation of the crimp portion 20, and the mating connection connected to the joint portion 70. The deformation of the portion 60 can be prevented, and as a result, the electrical connection stability with the connection partner can be prevented from being lowered.
  • the crimp terminal 1 is provided with the non-deformable crimp wall portion 31 in the conductor crimp portion 30 which is the crimp portion 20 on the side connected to the connecting portion 70 among the two crimp portions 20. Therefore, the deformation of the connecting portion 70 can be prevented effectively and efficiently.
  • the crimp terminal 20 exemplifies that the crimp part 20 is provided by separating the conductor crimp part 30 and the coated crimp part 40, the present invention is not limited thereto, and the conductor crimp part 30 is not limited thereto.
  • the covering crimping portion 40 may be connected in the extending direction of the electric wire 10. In this case, a portion functioning as a non-deformation crimp wall portion may be provided for a portion corresponding to the cover crimp portion of the crimp portion.

Abstract

　La présente invention comprend une partie de sertissage (30) qui est destinée à être sertie sur une partie d'extrémité (10a) d'un fil électrique (10), une partie de connexion correspondante (60) qui est destinée à être connectée de façon correspondante au fil électrique (10), et une partie de jonction (70) pour relier l'une à l'autre la partie de sertissage (30) et la partie de connexion (60). La partie de sertissage (30) comporte : une partie paroi de sertissage non déformée (31) qui comprend une paire de parois latérales (31b, 31b) se dressant verticalement sur une paroi inférieure (31a) et des deux côtés de la paroi inférieure (31a), ladite partie paroi (31) étant liée à une paroi dans laquelle la partie de jonction (70) est formée par création d'une forme similaire à une forme produite après déformation de sertissage ; et une paire de pièces de sertissage (32, 32) qui sont destinées à être serties sur le fil électrique (10) par enveloppement du fil électrique (10), les pièces de sertissage (32, 32) étant ménagées de telle sorte que les extrémités supérieures des parois latérales (31b) de la paire de parois latérales (31b, 31b) sont faites s'étendre plus haut que la partie de jonction (70).
PCT/JP2015/060352 2014-04-21 2015-04-01 Borne de sertissage WO2015163102A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014-087018 2014-04-21
JP2014087018A JP6647732B2 (ja) 2014-04-21 2014-04-21 圧着端子

Publications (1)

Publication Number Publication Date
WO2015163102A1 true WO2015163102A1 (fr) 2015-10-29

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ID=54332270

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/060352 WO2015163102A1 (fr) 2014-04-21 2015-04-01 Borne de sertissage

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JP (1) JP6647732B2 (fr)
WO (1) WO2015163102A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0750190A (ja) * 1993-08-04 1995-02-21 Sumitomo Wiring Syst Ltd 端子圧着装置
JPH11111422A (ja) * 1997-10-08 1999-04-23 Harness Syst Tech Res Ltd 嵌合型接続端子の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002184479A (ja) * 2000-12-18 2002-06-28 Jst Mfg Co Ltd 雌圧着端子

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0750190A (ja) * 1993-08-04 1995-02-21 Sumitomo Wiring Syst Ltd 端子圧着装置
JPH11111422A (ja) * 1997-10-08 1999-04-23 Harness Syst Tech Res Ltd 嵌合型接続端子の製造方法

Also Published As

Publication number Publication date
JP2015207436A (ja) 2015-11-19
JP6647732B2 (ja) 2020-02-14

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