CN104347992B - The connection method of crimp connector, the crimp connector of live line and crimp connector and covered electric cable - Google Patents

The connection method of crimp connector, the crimp connector of live line and crimp connector and covered electric cable Download PDF

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Publication number
CN104347992B
CN104347992B CN201410389273.XA CN201410389273A CN104347992B CN 104347992 B CN104347992 B CN 104347992B CN 201410389273 A CN201410389273 A CN 201410389273A CN 104347992 B CN104347992 B CN 104347992B
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CN
China
Prior art keywords
contact
covered electric
crimp connector
electric cable
pair
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Active
Application number
CN201410389273.XA
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Chinese (zh)
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CN104347992A (en
Inventor
知览清彦
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JST Mfg Co Ltd
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JST Mfg Co Ltd
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Publication date
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Publication of CN104347992A publication Critical patent/CN104347992A/en
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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
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2416—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type
    • H01R4/2445—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members having additional means acting on the insulation or the wire, e.g. additional insulation penetrating means, strain relief means or wire cutting knives
    • H01R4/245—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members having additional means acting on the insulation or the wire, e.g. additional insulation penetrating means, strain relief means or wire cutting knives the additional means having two or more slotted flat portions
    • H01R4/2456—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members having additional means acting on the insulation or the wire, e.g. additional insulation penetrating means, strain relief means or wire cutting knives the additional means having two or more slotted flat portions in parallel configuration
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42—Securing in a demountable manner
    • H01R13/422—Securing in resilient one-piece base or case, e.g. by friction; One-piece base or case formed with resilient locking means
    • H01R13/4223—Securing in resilient one-piece base or case, e.g. by friction; One-piece base or case formed with resilient locking means comprising integral flexible contact retaining fingers
    • H01R13/4226—Securing in resilient one-piece base or case, e.g. by friction; One-piece base or case formed with resilient locking means comprising integral flexible contact retaining fingers comprising two or more integral flexible retaining fingers acting on a single contact
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/04—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/03—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections
    • H01R9/031—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections for multiphase cables, e.g. with contact members penetrating insulation of a plurality of conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42—Securing in a demountable manner
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • 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
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/03—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)

Abstract

The present invention provide crimp connector, live line crimp connector and crimp connector and covered electric cable connection method, enabling multiple covered electric cables are combined together with multiple contacts reliably and can realize miniaturization.Crimp connector (1) is connected to the multiple covered electric cables (2) being respectively provided with using the structure in covering portion (3) cladding core wire portion (4).Crimp connector (1) has：Multiple contacts that (X1) extends along its length；With the shell (5) that multiple contacts (6) are maintained to the state arranged along the width direction (Y1) vertical with length direction (X1).Each contact (6) includes：Crimping sword (41,42) for cutting off covering portion (3)；With the caulking part (39) for being riveted on covering portion (3).In width direction (Y1) in 2 adjacent contacts (6), position of the caulking part (39) on length direction (X1) is different.

Description

Crimp connector, the crimp connector of live line and crimp connector and cladding electricity The connection method of line
Technical field
The present invention relates to the companies of crimp connector, the crimp connector of live line and crimp connector and covered electric cable Connect method.
Background technology
Crimp connector is electrically connected with covered electric cable (for example, referring to No. 3355172 specifications of Japanese Patent Publication No.).Specifically Ground, crimp connector have contact.Contact has：Crimping sword for the covering portion for cutting off covered electric cable；It is coated with being riveted on The caulking part in portion.
Caulking part is formed as elongated, belt-shaped, and can be plastically deformed.Shape of the caulking part before being combined with covered electric cable Under state, extend as the crow flies.Moreover, after covered electric cable is inserted into contact, make riveting using the riveting processing department of punch tool Socket part is bent.Caulking part is embedded in covering portion as a result,.
As a result, by the cooperation of caulking part and the bottom of the contact, which is combined with covered electric cable.
In structure recorded in No. 3355172 specifications of Japanese Patent Publication No., crimp connector have multiple contacts, and with Multiple covered electric cables combine.Each contact is held in contact with parallel to each other and arranged in parallel state.Moreover, the riveting of each contact Socket part is configured to a row side by side.That is, in the length direction (side that the part combined with contact in covered electric cable extends of contact To) on, the aligned in position of the caulking part of each contact.
Then, multiple covered electric cables are inserted into together into multiple contacts.It is being riveted to cladding into the caulking part for being about to contact When the operation in portion, multiple riveting processing departments of punch tool make the caulking part of multiple contacts deform together.Utilize such riveting The arrangement of processing department is unable to fully the width (length of the parallel direction of contact) for ensuring to rivet processing department.As a result, riveting Processing department is possible to not contact with caulking part from the both sides of caulking part, and is contacted from the surface of caulking part with the caulking part.
The riveting processing department of punch tool, can be towards cladding in the case where being contacted from the both sides of caulking part and caulking part Portion suitably bends caulking part.However, riveting processing department makes caulking part when being contacted from the surface of caulking part and the caulking part It is inadequately deformed in a manner of buckling, so that can not caulking part be firmly embedded into covering portion.
Therefore, in order not to generate above-mentioned unfavorable condition, the width for expanding each riveting processing department is needed.However, in order to expand The width of big riveting processing department needs the configuration spacing for expanding multiple riveting processing departments.In this case, with riveting processing department The expansion of spacing is configured accordingly, it is desirable to increase the configuration spacing arranged side by side of multiple contacts, causes crimp connector enlarged.Separately On the one hand, crimping contact there is a situation where to be used in small-sized electronic equipment etc., therefore the requirement of miniaturization is strong.
Invention content
The present invention in view of the foregoing, it is intended that provide can be reliably by multiple covered electric cables and multiple contacts Combine together and can realize the crimp connector of miniaturization, live line crimp connector and crimp connector With the connection method of covered electric cable.
(1) it is to solve the above subject, the crimp connector of one aspect of the present invention is connect with multiple covered electric cables, described Multiple covered electric cables are respectively provided with the structure using covering portion cladding core wire portion, and the crimp connector has：Multiple contacts, it Be respectively correspondingly arranged with multiple covered electric cables, and along defined length direction extend；And shell, it will be multiple described Contact is maintained at the state arranged along the defined parallel direction vertical with the length direction, and each contact includes：For Cut off the crimping sword of the covering portion；With the caulking part for being riveted on the covering portion, 2 adjacent institutes in the parallel direction It states in contact, the position of the caulking part in the length direction is different.
According to the structure, when making multiple covered electric cables be attached to multiple contacts together, multiple covered electric cables are inserted together Enter to corresponding contact.Moreover, for example, the riveting processing department of the riveting punch for carrying out riveting processing to caulking part passes through The caulking part for riveting multiple contacts, to make each caulking part be combined with corresponding covered electric cable.More specifically, the phase in parallel direction In 2 adjacent contacts, the position of caulking part in the longitudinal direction is different.Moreover, when riveting processing, riveting punch Multiple riveting processing departments are configured to opposed with the caulking part of multiple contacts.In this state, 2 adjacent in parallel direction It is different to rivet the position of processing department in the longitudinal direction.Thus, each processing department that rivets is the longer shape in parallel direction, and And even if it can inhibit to rivet processing department each other if riveting processing department in the case where the configuration spacing in parallel direction is short Contact.As a result, can also shorten configuration spacing of the contact in parallel direction, the small-sized of crimp connector can be realized Change.Moreover, as described above, can each riveting processing department be formed as the longer shape in parallel direction, therefore, riveting is processed Portion can more reliably be contacted from the both sides of caulking part with the caulking part.Thus, riveting punch can more reliably make riveting The caulking part is riveted to covered electric cable by portion's flexural deformation.It, can be reliable in crimp connector as a result, according to the present invention Ground combines multiple covered electric cables together with multiple contacts, and can realize the miniaturization of crimp connector.
(2) preferably, as multiple contacts, it is provided with the 1st contact and the 2nd contact, in the length direction, The position of the caulking part of 1st contact is different from the position of the caulking part of the 2nd contact, the 1st contact It is alternately configured in the parallel direction with the 2nd contact.
According to the structure, the caulking part of the 1st contact and the caulking part of the 2nd contact are aligned to Z-shaped.According to such knot Structure can shorten the caulking parts of multiple contacts occupied length in the longitudinal direction as a whole.Thus, it is possible to which crimping is made to connect It is shorter to connect the overall length of device in the longitudinal direction, as a result, crimp connector can be made to miniaturise.
(3) preferably, the aligned in position of the crimping sword of multiple contacts in the length direction.
According to the structure, the crimping swords of multiple contacts occupied length in the longitudinal direction as a whole can be shortened. Thus, it is possible to keep the overall length of crimp connector in the longitudinal direction shorter, as a result, crimp connector can be made further small Type.
(4) preferably, each caulking part has the opposed pairs piece portion in the parallel direction,
Institute of the pair of portion by being bent with the covered electric cable being configured between the pair of portion State covering portion combination.
According to the structure contact and packet can be substantially ensured by the way that a pair of of piece portion to be riveted on to the covering portion of covered electric cable Cover the binding force between electric wire.
(5) it is further preferred that having with to the pair of portion in the state that the pair of portion is before being bent End side before so that the pair of portion between the widened shape in interval.
Can covered electric cable be easily inserted into caulking part when covered electric cable to be inserted into contact according to the structure A pair of of piece portion between.It is easy as a result, into the operation for being about to covered electric cable and being attached to contact.Moreover, adjacent in parallel direction The caulking part position in the longitudinal direction of contact be staggered.Thus, even if the shape of the terminal part in a pair of of piece portion is end Widened shape also can prevent adjacent contact to be in contact with each other.Thus, it is possible to further expand a pair of of piece portion terminal part it Between interval.
(6) it is to solve the above subject, the crimp connector of the live line of one aspect of the present invention has：The crimping connects Connect device；With the multiple covered electric cables being separately connected with multiple contacts, each contact includes for accommodating the covered electric cable One counter-lateral quadrents, each covered electric cable be connected to before the crimp connector in the state of each covered electric cable it is straight Diameter is set to bigger than the interval between the pair of side.
According to the structure, when making multiple covered electric cables be attached to multiple contacts together, multiple covered electric cables are inserted together Enter to corresponding contact.Moreover, for example, the riveting processing department of the riveting punch for carrying out riveting processing to caulking part passes through The caulking part for riveting multiple contacts, to make each caulking part be combined with corresponding covered electric cable.More specifically, the phase in parallel direction In 2 adjacent contacts, the position of caulking part in the longitudinal direction is different.Moreover, when riveting processing, riveting punch Multiple riveting processing departments are configured to opposed with the caulking part of multiple contacts.In this state, 2 adjacent in parallel direction It is different to rivet the position of processing department in the longitudinal direction.Thus, each processing department that rivets is the longer shape in parallel direction, and And even if it can inhibit to rivet processing department each other if riveting processing department in the case where the configuration spacing in parallel direction is short Contact.As a result, can also shorten configuration spacing of the contact in parallel direction, the small-sized of crimp connector can be realized Change.Moreover, as described above, can each riveting processing department be formed as the longer shape in parallel direction, therefore, riveting is processed Portion can more reliably be contacted from the both sides of caulking part with the caulking part.Thus, riveting punch can more reliably make riveting The caulking part is riveted to covered electric cable by portion's flexural deformation.As a result, according to the present invention, in the crimp connector of live line, Reliably multiple covered electric cables can be combined together with multiple contacts, and can realize the small-sized of crimp connector Change.
Also, as described above, configuration spacing of the contact in parallel direction can be shortened, as a result, realizing that crimping connects Connect the miniaturization of device.That is, even the crimp connector for the big covered electric cable of diameter, can also realize the crimp connector Miniaturization.
(7) it is to solve the above subject, the connection method of the crimp connector and covered electric cable of one aspect of the present invention is used In multiple covered electric cables are connected to crimp connector, the multiple covered electric cable, which is respectively provided with, utilizes covering portion cladding core wire portion Structure.The connection method includes following process：Preparatory process prepares the crimp connector, the crimp connector tool It is standby：Multiple contacts, they are respectively correspondingly arranged with multiple covered electric cables, and extend along defined length direction；With it is outer Multiple contacts are maintained at the state arranged along the defined parallel direction vertical with the length direction by shell；It is inserted into Multiple covered electric cables are inserted into multiple contacts, and utilize the pressure formed on multiple contacts by process together Connect the covering portion that sword cuts off multiple covered electric cables；And staking process, the riveting that will be formed on each contact Portion is riveted in the corresponding covering portion, in the staking process, 2 adjacent contacts in the parallel direction In, in a manner of keeping the position of the caulking part in the length direction different, carry out riveting operation.
According to the structure, when making multiple covered electric cables be attached to multiple contacts together, in being inserted into process, multiple claddings Electric wire is plugged together corresponding contact.Moreover, in staking process, for example, for carrying out riveting processing to caulking part The riveting processing department of riveting punch is by riveting the caulking parts of multiple contacts, to make each caulking part and corresponding covered electric cable knot It closes.More specifically, in 2 contacts adjacent in parallel direction, the position of caulking part in the longitudinal direction is different.Moreover, When riveting processing, multiple riveting processing departments of riveting punch are configured to opposed with the caulking part of multiple contacts.In the state Under, the position of adjacent 2 riveting processing departments in the longitudinal direction is different in parallel direction.Thus, each processing department that rivets is The longer shape in parallel direction, also, even if riveting processing department in the case where the configuration spacing in parallel direction is short, Also riveting processing department can be inhibited to be in contact with each other.As a result, can also shorten configuration spacing of the contact in parallel direction, energy Enough realize the miniaturization of crimp connector.Moreover, as described above, each riveting processing department can be formed as in parallel direction compared with Long shape, therefore, riveting processing department can be contacted more reliably from the both sides of caulking part with the caulking part.Thus, riveting adds Work punch can more reliably make caulking part flexural deformation, which is riveted to covered electric cable.As a result, according to this hair It is bright, reliably multiple covered electric cables can be combined together with multiple contacts, and can realize the small of crimp connector Type.
(8) it is further preferred that in the preparation process, the caulking part of each contact has in the side arranged side by side Upward opposed pairs piece portion, this pair of of piece portion have with before the end side to the pair of portion and then the pair of portion Between the widened shape in interval.
Can covered electric cable be easily inserted into caulking part when covered electric cable to be inserted into contact according to the structure A pair of of piece portion between.It is easy as a result, into the operation for being about to covered electric cable and being attached to contact.Moreover, adjacent in parallel direction The caulking part position in the longitudinal direction of contact be staggered.Thus, even if the shape of the terminal part in a pair of of piece portion is end Widened shape also can prevent adjacent contact to be in contact with each other.Thus, it is possible to further expand a pair of of piece portion terminal part it Between interval.
(9) it is further preferred that the connection method further includes the lip manufacturing procedure carried out before the staking process, In the lip manufacturing procedure, the pair of is made in a manner of the narrower intervals between making the terminal part in the pair of portion Portion deforms.
According to the structure, in lip manufacturing procedure, made in a manner of the narrower intervals between the terminal part in a pair of of piece portion A pair of of piece portion deformation.As a result, in staking process, using riveting punch etc., it can more reliably make a pair of of piece portion Terminal part is deformed towards covering portion.It in other words,, can using the riveting processing department etc. of riveting punch in staking process A pair of of piece portion is inhibited to generate such deformation of buckling.Thus, it is possible to which caulking part is made more reliably to be combined with covering portion.
In accordance with the invention it is possible to reliably combine multiple covered electric cables together with multiple contacts, and can be real The miniaturization of existing crimp connector.
Description of the drawings
Fig. 1 is the shape for showing the crimp connector of embodiments of the present invention and being connect with covered electric cable and other side's side-connector The sectional view of state.
Fig. 2 is the stereogram of crimp connector and covered electric cable.
Fig. 3 is the stereogram observed the bottom surface side of crimp connector, shows a part for crimp connector.
Fig. 4 is the stereogram observed the upper surface side of crimp connector.
Fig. 5 is the rearview of crimp connector, shows the state before connection covered electric cable.
Fig. 6 is to show the shape before connection covered electric cable along the sectional view of the crimp connector of the line VI -- VI of Fig. 5 State.
Fig. 7 is to show the state before connection covered electric cable along the sectional view of the VII-VII lines of Fig. 5.
Fig. 8 is the stereogram of contact.
Fig. 9 is an example for showing the process flow for connecting crimp connector and covered electric cable in present embodiment The flow chart of son.
Figure 10 be as be inserted into the insertion of tool that uses in lip manufacturing procedure lip processing punch and crimping The stereogram of connector.
Figure 11 is the rearview for showing to be inserted into the 1st stage of process.
Figure 12 is the rearview for showing to be inserted into the 2nd stage of process.
Figure 13 is the rearview for showing to be inserted into the 3rd stage of process.
Figure 14 is the enlarged drawing of the major part of Figure 13.
Figure 15 is the rearview for the major part for showing lip manufacturing procedure.
Figure 16 is the rearview for showing riveting punch and implementing the crimp connector after lip processing.
Label declaration
1：Crimp connector；
2：Covered electric cable；
3：Covering portion；
4：Core wire portion；
5：Shell；
6：Contact；
32、33：Side；
39：Caulking part；
41、42：Crimp sword；
43、44：Piece portion；
61：1st contact；
62：2nd contact；
X1：Length direction (length direction)；
Y1：Width direction (parallel direction).
Specific implementation mode
Hereinafter, modes for carrying out the present invention will be described with reference to the drawings.In addition, the present invention is connected as crimping Device and the connector of live line can be widely applied for various uses.
Fig. 1 is to show that the crimp connector 1 of embodiments of the present invention connects with covered electric cable 2 and other side's side-connector 100 The sectional view of the state connect.Referring to Fig.1, crimp connector 1 is provided to electronic equipment etc..It is combined on crimp connector 1 Multiple covered electric cables 2 (in Fig. 1, it is illustrated that 1 covered electric cable 2).In the present embodiment, crimp connector 1 is socket connection Device is connect in a manner of it can unload with other side's side-connector 100 as socket connector.
Other side's side-connector 100 is the connector for being installed in circuit board 110 etc..It is connected by crimp device 1 and other side The electrical connection of multiple covered electric cables 2 and circuit board 110 is realized in the connection of side-connector 100.
Other side's side-connector 100 has shell 101 and multiple contacts 102.
Shell 101 is, for example, the integrally formed product formed using synthetic resin.
Shell 101 has peripheral wall 103, rear wall 104 and lock pawl 105.
Peripheral wall 103 is created as the part of the frame-shaped of elongate rectangular, along direction (the width side vertical with the paper of Fig. 1 To) slenderly extend.Peripheral wall 103 is formed with the space for the part for accommodating crimp connector 1.It is formed on the top of peripheral wall 103 There is lock pawl 105.
Lock pawl 105 is the part formed on the surface of peripheral wall 103.Lock pawl 105 hangs over crimp connector 1 by card Aftermentioned lock pawl 11, to limit abjection of the crimp connector 1 from other side's side-connector 100.
It is formed with rear wall 104 at the rear portion of peripheral wall 103.Rear wall 104 is configured to the rear end of closing peripheral wall 103.In peripheral wall Multiple perforation hole portions 106 are formed on 103.In addition, in fig. 1 it is illustrated that going out 1 in multiple perforation hole portions 106.
Perforation hole portion 106 is formed with multiple in a manner of interval in the width direction in shell 101.Each perforation hole portion 106 keep 1 contact 102.
Each contact 102 is formed using conductive material.More specifically, each contact 102 is for example original with copper alloy Material is constituted.Moreover, for example tin plating to the surface embodiment of each contact 102 or gold-plated equal coating processing.Each contact 102 is held in Corresponding perforation hole portion 106.The part configuration of each contact 102 is in peripheral wall 103.Another part of each contact 102 is in shell 101 outside is fixed in circuit board 110 using scolding tin etc..
Next, being illustrated to the structure of crimp connector 1.
Fig. 2 is the stereogram of crimp connector 1 and covered electric cable 2.Referring to FIG. 1 and FIG. 2, crimp connector 1 is crimp type Electric connector, can be contacted with the core wire portion 4 of the inside of covering portion 3 by cutting off the covering portion 3 of covered electric cable 2.
Each covered electric cable 2 has covering portion 3 and core wire portion 4.
Covering portion 3 is the component of the tubular formed using the material of the insulating properties such as synthetic resin, has elasticity.Covering portion 3 Circumferential whole region covering core wire portion 4 in core wire portion 4.
Core wire portion 4 is formed using conductive materials such as metals.The one end in core wire portion 4 and the aftermentioned contact 6 of crimp connector 1 Contact.The other end in core wire portion 4 and electronic equipment (not shown) etc. are connect.
Crimp connector 1 is integrally formed into flat.In addition, hereinafter, the length direction of crimp connector 1 is known as length side To X1.Length direction X1 is an example of " length direction " of the invention.It, will also, in overlook observation crimp connector 1 The direction vertical with length direction X1 is known as width direction Y1.Width direction Y1 is an example of " parallel direction " of the invention Son.Also, the direction vertical with length direction X1 and width direction Y1 both sides is known as thickness direction Z1.
It is each to coat in the state that the contact 102 of covered electric cable 2 and other side's side-connector 100 is installed on crimp connector 1 The one end of electric wire 2 is configured to parallel with length direction X1, and the contact 102 of other side's side-connector 100 is also arranged to and length side It is parallel to X1.
Crimp connector 1 has：Shell 5；With the multiple contacts 6 (61,62) for being held in shell 5.In addition, in this embodiment party In formula, in the case of general name multiple contact 61,62, referred to as contact 6.
Fig. 3 is the stereogram observed the bottom surface side of crimp connector 1, shows a part for crimp connector. Fig. 4 is the stereogram observed the upper surface side of crimp connector 1.Fig. 5 is the rearview of crimp connector 1, is shown Connect the state before covered electric cable 2.Fig. 6 is along the sectional view of the crimp connector 1 of the line VI -- VI of Fig. 5, the company of showing Connect the state before covered electric cable 2.Fig. 7 be along the sectional view of the VII-VII lines of Fig. 5, show connection covered electric cable 2 it Preceding state.
Referring to Fig.1, Fig. 2 and Fig. 4 forms shell 5 using insulating materials such as synthetic resin.Shell 5 is to pass through injection molding The single component of equal formation.Shell 5 keeps multiple (being in the present embodiment 6) contacts 6.More specifically, shell 5 is configured to Multiple contacts 6 are kept into the state arranged on the width direction Y1 vertical with length direction X1.Shell 5 is formed as in width Symmetrical shape on the Y1 of direction.
Shell 5 has sticking department 7 and housing main body 8.
Sticking department 7 has pillar 9, locking plate 10 and lock pawl 11.
Pillar 9 has from the upper surface of housing main body 8 shape outstanding.Pillar 9 is continuous with locking plate 10.Locking plate 10 is The component of plate.Locking plate 10 can be with pillar 9 for branch spot wobble.Operating personnel can be incited somebody to action by making the locking plate 10 swing It lifts the front end of locking plate 10.
Lock pawl 11 is protruded from the lower surface of the front end of locking plate 10.Lock pawl 11 is arranged to by other side's side-connector The part that 100 lock pawl 105 carries.Lock pawl 11 is the part along the width direction Y1 overshooting shapes extended.
In the state that crimp connector 1 is connect with other side's side-connector 100, lock pawl 11 is with lock pawl 105 in length It is opposed on the X1 of direction.In this state, when crimp connector 1 is by the power extracted from other side's side-connector 100, lock pawl 11 Card hangs over lock pawl 105.Crimp connector 1 is limited as a result, further to move from the direction that other side's side-connector 100 is extracted Position.Sticking department 7 with above structure is supported by housing main body 8.
There is periphery wall 12, antetheca 13, partition wall the 14, the 1st to penetrate through hole portion 15 and the 2nd for referring to Fig.1~Fig. 4, housing main body 8 Penetrate through hole portion 16.
Periphery wall 12 is formed as flat on thickness direction Z1 and extends to obtain long rectangle on width direction Y1.Periphery wall 12 have roof 17, bottom wall 18 and a pair of sidewalls 19,20.Roof 17 carries the pillar 9 of sticking department 7.Roof 17 is configured to It is detached with bottom wall 18 on thickness direction Z1.
Multiple opening portions are formed in bottom wall 18, a part for multiple contacts 6 is exposed from bottom wall 18.A pair of sidewalls 19,20 Constitute a pair of end portions of periphery wall 12 on width direction Y1.It is formed in the front end of the periphery wall 12 with above structure Antetheca 13.
1st perforation hole portion 15 is set as accommodating the hole portion of contact 6.1st perforation hole portion 15 is formed in multiple positions (in this reality Apply in mode is 6 positions), these the 1st perforation hole portions 15 are arranged along width direction Y1.In the present embodiment, along width Degree direction Y1 is arranged in sequence with 3 the 1st perforation hole portion 15,2 the 2nd perforation hole portions, 16,3 the 1st perforation hole portions 15 and 1 the 2nd Penetrate through hole portion 16.
Also, the shape between adjacent perforation hole portion (the 1st perforation hole portion 15 or the 2nd penetrates through hole portion 16) on width direction Y1 At there is partition wall 14.Each partition wall 14 is the part along the thickness direction Z1 plates extended from roof 17 towards 18 side of bottom wall. Each 1st perforation, 15 structure having the same of hole portion.
With reference to Fig. 2 and Fig. 6, the 1st perforation hole portion 15 is formed as penetrating through housing main body 8 on length direction X1.With in the past Wall 13 advances to the rear of the housing main body 8, the sectional area rank on the section vertical with length direction X1 of the 1st perforation hole portion 15 Become larger to ladder type.It is formed with the 1st opening portion 21, the 2nd opening portion 22 and the 3rd opening portion 23 in the 1st perforation hole portion 15.
1st opening portion 21 is formed in antetheca 13, and is inserted into the corresponding contact 102 of other side's side-connector 100.With The mode arranged on length direction X1 with the 1st opening portion 21 forms the 2nd opening portion 22.
2nd opening portion 22 be set as covered electric cable 2 by part.After 2nd opening portion 22 is directed towards housing main body 8 The open opening portion in side.When backsight is observed, the 2nd opening portion 22 is formed as the slotted shape of U-shaped.With with the 2nd opening portion 22 Continuous mode forms the 3rd opening portion 23.
3rd opening portion 23 is set as in the insertion process that covered electric cable 2 is inserted into the 1st perforation hole portion 15 for covered electric cable 2 by part.Prolong from the front of rear end towards the housing main body 8 on the length direction X1 of housing main body 8 3rd opening portion 23 The range of the half of length stretched, and be formed on length direction X1 housing main body 8 or so.3rd opening portion 23 is towards bottom wall 18 bottom surface is opened wide.The 1st perforation hole portion 15 with above structure is the part being inserted into for contact 6 and covered electric cable 2.Another party Face, the 2nd perforation hole portion 16 are the parts that contact 6 and covered electric cable 2 are all not inserted into.
With reference to Fig. 2 and Fig. 7, the 2nd perforation hole portion 16 is formed as making when covered electric cable 2 is incorporated into crimp connector 1 Insertion lip processing (aftermentioned) insertion of punch 70 part.2nd perforation hole portion 16 is formed in multiple positions (in this reality Apply in mode is 3 positions), these the 2nd perforation hole portions 16 are arranged along width direction Y1.Each 2nd perforation hole portion 16 has phase Same structure.
2nd perforation hole portion 16 is formed as penetrating through housing main body 8 on length direction X1.It is formed in the 2nd perforation hole portion 16 1st opening portion 24, the 2nd opening portion 25 and the 3rd opening portion 26.
1st opening portion 24 is formed in antetheca 13.The shape of 1st opening portion 24 is identical as the shape of the 1st opening portion 21.With with The mode that 1st opening portion 24 arranges on length direction X1 forms the 2nd opening portion 25.
The shape of 2nd opening portion 25 is identical as the shape of the 2nd opening portion 22, and towards the opened backward of housing main body 8.With The 3rd opening portion 26 is formed with 25 continuous mode of the 2nd opening portion.
3rd opening portion 26 be set as be inserted into lip processing punch 70 by part.3rd opening portion 26 is from shell Rear end on the length direction X1 of main body 8 extends towards the front of the housing main body 8.3rd opening portion 26 is towards the bottom of bottom wall 18 Face is opened wide.
It is the outline structure of shell 5 above.Next, being illustrated to the structure of contact 6.
Fig. 8 is the stereogram of contact 6 (61,62).Referring to Fig.1~Fig. 3, Fig. 5, Fig. 6 and Fig. 8, contact 6 be set as with packet The part covered the mechanical connection of covering portion 3 of electric wire 2 and contacted with the contact 102 of other side's side-connector 100 in the state of being electrically connected.
Contact 6 is equipped with multiple.In the present embodiment, the quantity of contact 6 is identical as the quantity of covered electric cable 2, and with The quantity of 1st perforation hole portion 15 is identical.Contact 6 is set as corresponding respectively with multiple covered electric cables 2.Each contact 6 is inserted into pair The 1st perforation hole portion 15 answered, and it is held in the 1st perforation hole portion 15.
Contact 6 is formed using conductive material.More specifically, contact 6 is for example constituted by raw material of copper alloy. It is handled moreover, implementing the coating such as tin plating or is gold-plated on the surface of contact 6.
Contact 6 is formed by implementing cutting processing and bending machining etc. to 1 metallic plate for implementing coating processing.It touches First 6 are formed as the shape that X1 along its length slenderly extends.In the present embodiment, each contact 6 is formed as in width direction The upper symmetrical shapes of Y1.
Contact 6 is with bottom 31, side 32,33, contact site 34, anti-delinking part 35, pressurization part 36, pressure contact portion 37,38 and riveting Socket part 39.
Bottom 31 is the flat part extended in a manner of vertical with thickness direction Z1.Bottom 31 is carried on shell master The medial surface of the roof 17 of body 8.The front end of bottom 31 is adjacent with the 1st opening portion 21 of housing main body 8.The rear end of bottom 31 It is adjacent with the 2nd opening portion 22.One counter-lateral quadrents 32,33 extend from a pair of end portions on the width direction Y1 of bottom 31.
One counter-lateral quadrents 32,33 are that the side (18 side of bottom wall of housing main body 8) from bottom 31 towards thickness direction Z1 extends Plate part.One counter-lateral quadrents 32,33 are adjacent with corresponding partition wall 14.That is, contact 6 is configured to be clipped in the width direction In a pair of of partition wall 14,14 of Y1 arrangements.Between a counter-lateral quadrents 32,33, the one end of corresponding covered electric cable 2 is accommodated. The interval of one counter-lateral quadrents 32,33 be set to be inserted between a counter-lateral quadrents 32,33 than covered electric cable 2 before state cladding The diameter of electric wire 2 is small.Therefore, the covering portion 3 of covered electric cable 2 being inserted between a counter-lateral quadrents 32,33 becomes flexible deformation State.It is formed with contact site 34 in the front end of a counter-lateral quadrents 32,33.
Contact site 34 is set as the part contacted for the contact 102 with other side's side-connector 100.By by a counter-lateral quadrents 32,33 part is bent to form contact site 34.The contact in the 1st perforation hole portion 15 is entered across the 1st opening portion 21 102 are clamped by contact site 34, and are electrically connected with the contact site 34.It is formed with anti-delinking part 35 at the rear of contact site 34.
Anti-delinking part 35 is that contact 6 is deviate from from housing main body 8 and is arranged in order to prevent, and is formed as from side 32,33 The overshooting shape extended.Anti-delinking part 35 is inserted in the 4th opening portion 27 of the formation of bottom wall 18.Have when being acted on contact 6 From housing main body 8 extract direction (backwards) power when, anti-delinking part 35 by the 4th opening portion 27 edge stop.It limits as a result, Contact 6 is further moved to from the direction that housing main body 8 is extracted.It is formed with pressurization part 36 at the rear of anti-delinking part 35.
Pressurization part 36 is arranged in order to which housing main body 8 is fixed in the indentation of contact 6.Pressurization part 36 is formed in an offside The edge in portion 32,33 pressurizes to the medial surface of the bottom wall 18 of housing main body 8.Rubbing for pressurization part 36 and bottom wall 18 is improved as a result, Contact force is wiped, also, improves the friction contact load of bottom 31 and roof 17.It is formed with pressure contact portion at the rear of pressurization part 36 37、38。
Pressure contact portion 37,38 is arranged to cut off the covering portion 3 of covered electric cable 2.Each pressure contact portion 37,38 is formed as From the bottom of contact 6 31 towards the spatially extended shape between a counter-lateral quadrents 32,33.Pressure contact portion 37,38 is alongst X1 is arranged.Each pressure contact portion 37,38 is formed as U-shaped.
Each pressure contact portion 37,38 has crimping sword 41,42 opposite each other on width direction Y1.
In crimping sword 41,42, the interval of part opposite each other be set to it is roughly the same with the diameter in core wire portion 4, So as to which core wire portion 4 is configured between pressure contact portion 37,38.Pressure contact portion 37,38 exposes across the 3rd opening portion 23 to shell The outside of main body 8, using the crimping sword 41,42 of each pressure contact portion 37,38 by the cladding across the 3rd opening portion 23 of covered electric cable 2 Portion 3 is cut off.When cutting off covering portion 3 using crimping sword 41,42, crimping sword 41,42 is contacted with core wire portion 4.Hereby it is achieved that cladding Electric wire 2 is electrically connected with pressure contact portion 37,38.At this point, the one end of covered electric cable 2 is configured between a counter-lateral quadrents 32,33. The rear of crimping sword 41,42 is formed with caulking part 39.
Caulking part 39 is set as fixing the part of the covered electric cable 2 by being riveted on the one end of covered electric cable 2.Respectively Caulking part 39 has a pair of of piece portion 43,44.A pair of of piece portion 43,44 is to be set to cooperate with bottom 31 covered electric cable 2 is clamped It sets.
A pair of of piece portion 43,44 is configured to opposed on width direction Y1.As crimp connector 1 and covered electric cable 2 In conjunction with state before combination before under state, a pair of of piece portion 43,44 is from a counter-lateral quadrents 32,33 to a side of thickness direction Z1 (from the direction that bottom wall 17 leaves) extends.
In conjunction with a pair of of piece portion 43,44 under preceding state have part 1 45,45, part 2 46,46 and third portion 47, 47。
Part 1 45,45 is set as the portion stretched out from the edge of the side on the thickness direction Z1 of a counter-lateral quadrents 32,33 Point, and extend parallel to each other.Part 1 45, the distance between 45 in this case is set to and a counter-lateral quadrents 32,33 The distance between it is equal.Part 1 45,45 is configured between partition wall 14,14.Part 2 46,46 is from part 1 45,45 Extend.
Part 2 46,46 is to make for covered electric cable 2 to be inserted into the action between a counter-lateral quadrents 32,33 (in contact 6) More easily it is arranged.In the case where combining preceding state, when backsight observes crimp connector 1, part 2 46,46 is formed as taper, tool Have with the widened shape in interval before the end to a pair of of piece portion 43,44 and then between the part 2 46,46.Part 2 46,46 the 1st outside for penetrating through hole portion 15 is projected to across the 3rd opening portion 23.The terminal part of part 2 46,46 with it is corresponding Partition wall 14,14 arranges on thickness direction Z1, and the interval between part 2 46,46 is bigger than the diameter of covered electric cable 2.3rd 47,47 are divided to extend from part 2 46,46.
Third portion 47,47 is set as the contact 6 when covered electric cable 2 is inserted between the counter-lateral quadrents 32,33 to contact 6 In the part that is initially contacted with covered electric cable 2.Third portion 47,47 is extended in a manner of parallel with thickness direction Z1, and the 3rd Part 47,47 is entirely located in the outside of housing main body 8.Interval between third portion 47,47 is bigger than the diameter of covered electric cable 2.By This, covered electric cable 2 can be freely insertable between third portion 47,47.In the lateral surface shape of the terminal part of third portion 47,47 At there is chamfered section.
In the present embodiment, according to the configuration of caulking part 39, multiple contacts 6 are classified into the 1st contact 61 and the 2nd contact 62.More specifically, the 1st contact 61 has caulking part 39 (391) in the rear end of the 1st contact 61.On the other hand, the 2nd contact 62 Middle part on the length direction X1 of the 2nd contact 62 has caulking part 39 (392).The structure and the 2nd contact 62 of 1st contact 61 The difference of structure be position of the caulking part 39 (391,392) on length direction X1.That is, caulking part 391 is on the 1st contact 61 Position on the 2nd contact 62 of position and caulking part 392 it is different.Hereinafter, to the relationship of the 1st contact 61 and the 2nd contact 62 into Row explanation.
1st contact 61 and the 2nd contact 62 are alternately arranged on width direction Y1.Specifically, as shown in Figures 2 and 3, scheming 2 left side, 3 adjacent contacts 6 are touched along width direction Y1 with the 1st contact 61, the 2nd contact the 62, the 1st on width direction Y1 First 61 are ranked sequentially.Also, on the right side of Fig. 2, on width direction Y1 3 adjacent contacts 6 along width direction Y1 with 2nd contact 62, the 1st contact 61, the 2nd contact 62 are ranked sequentially.
Using above structure, on width direction Y1 in 2 adjacent contacts 6, caulking part 39 is on length direction X1 Position is different.
As described above, the caulking part 391 of the 1st contact 61 is configured in the rear end of the 1st contact 61, and and housing main body 8 the 2nd opening portion 22 is adjacent.On the other hand, the caulking part 392 of the 2nd contact 62 be configured in the 2nd contact 62 rear end and Between pressure contact portion 38, and keep apart with the 2nd opening portion 22 of housing main body 8.It is pressed as shown in fig. 6, being observed in Y1 in the width direction In the case of connecting connector 1, caulking part 391 and caulking part 392 are configured to the position on length direction X1 and are not overlapped.At this In embodiment, on length direction X1, the length of caulking part 391 and the length of caulking part 392 are set to identical value.
As shown in Fig. 2, in the state that caulking part 39 is riveted on covered electric cable 2, a pair of of piece portion 43,44 of caulking part 39 A part be bent.In this state, a pair of of piece portion 43,44 is pressed against the covering portion 3 of covered electric cable 2, is touched to realize First 6 and covered electric cable 2 firm combination.
In addition, as shown in Fig. 3 and Fig. 8, for the structure other than the layout of caulking part 39, the 1st contact 61 and the 2nd touches First 62 have mutually the same structure.More specifically, about length direction X1, the position of each contact site 34, each anti-delinking part 35 The aligned in position of position, the position of each pressurization part 36 and each pressure contact portion 37,38.
Next, being illustrated to the structure for connecting crimp connector 1 and covered electric cable 2.
Fig. 9 is show process flow for connecting crimp connector 1 and covered electric cable 2 in present embodiment one The flow chart of example.In the present embodiment, crimp connector 1 and covered electric cable 2 according to the flow of flow chart shown in Fig. 9 and It is connected.In addition, in the case where the flow chart with reference to Fig. 9 illustrates, the figure other than Fig. 9 is also suitably referred to.
Process for connecting crimp connector 1 and covered electric cable 2 includes：Preparatory process (step S1) is inserted into process (step Rapid S2), lip manufacturing procedure (step S3) and staking process (step S4).
In preparatory process (step S1), prepare single crimp connector 1.More specifically, as shown in fig. 5 or the like, preparing riveting A pair of of piece portion 43,44 of socket part 39 along the thickness direction Z1 states extended crimp connector 1.
Next, in being inserted into process (step S2), multiple covered electric cables 2 are inserted into crimp connector 1.Then, exist In lip manufacturing procedure (step S3), lip processing is implemented to a pair of of piece portion 43,44 of each caulking part 39.Also, in riveting work In sequence (step S4), a pair of of piece portion 43,44 of each caulking part 39 is riveted to the covering portion 3 of covered electric cable 2.
Figure 10 be as be inserted into the insertion of tool that uses in lip manufacturing procedure lip processing punch 70 and pressure The stereogram of connecting connector 1.Figure 11 is the rearview for showing to be inserted into the 1st stage of process.Figure 12 is show to be inserted into process the 2 The rearview in stage.Figure 13 is the rearview for showing to be inserted into the 3rd stage of process.Figure 14 is the amplification of the major part of Figure 13 Figure.Figure 15 is the rearview for the major part for showing lip manufacturing procedure.
Referring to Fig.1 0, in being inserted into process and lip manufacturing procedure, using be inserted into lip processing punch 70.Be inserted into lip Shape processing is used to multiple covered electric cables 2 being inserted into multiple contacts 6 together with punch 70 in being inserted into process.Also, it is riveting In the lip manufacturing procedure carried out before process, be inserted into lip processing be used for a pair of of piece portion so that each contact 6 with punch 70 43, the mode of the narrower intervals between the terminal part of 44 third portion 47,47 makes a pair of of piece portion 43,44 deform.
Be inserted into lip processing with punch 70 have the 1st punch 71, the 2nd punch 72 and the 3rd punch 73.1st punch Portion 71, the 2nd punch 72 and the 3rd punch 73 are configured to be shifted independently of one another.In addition, hereinafter, be inserted into lip Shape processing is illustrated with punch 70 with crimp connector 1 on the basis of state opposed on thickness direction Z1.
1st punch 71 is arranged in order to which multiple covered electric cables 2 are inserted into multiple contacts 6 together in being inserted into process 's.1st punch 71 be formed with it is multiple, and along width direction Y1 arrange.The quantity of 1st punch 71 and the 1st perforation hole portion The summation of the quantity of 15 quantity and the 2nd perforation hole portion 16 is equal.Each 1st punch 71 with it is corresponding 1st perforation hole portion 15 or 2nd perforation hole portion 16 is opposed on thickness direction Z1.
Each 1st punch 71 is formed as the bulk that through-thickness Z1 extends, and enters corresponding the of housing main body 8 1 perforation hole portion 15 and the 2nd penetrates through hole portion 16.Each 1st punch 71 has for preventing and the pressure contact portion in the 1st perforation hole portion 15 37, the notch of the contact of 38 (not shown in Figure 10).It is configured with the 2nd punch 72 at the rear of the 1st punch 71.
2nd punch 72 is to be inserted into covered electric cable 2 to each 1st contact 61 in being inserted into process and add in lip The implementation lip processing of each 2nd contact 62 is arranged in work process.
On length direction X1, the length of the 2nd punch 72 is set to smaller than the length of the 1st punch 71.In length On the X1 of direction, the aligned in position of the position of the 2nd punch 72 and the caulking part 392 of the 2nd contact 62.
2nd punch 72 has positioning region 721, electric wire pressurization part 722 and lip processing department 723.
Positioning region 721 is to be carried out relative to position of the crimp connector 1 on width direction Y1 to the 2nd punch 72 Limit and be arranged.Positioning region 721 is respectively formed in right with the 3rd opening portion 26 of the 2nd perforation hole portion 16 on thickness direction Z1 The position set.Each positioning region 721 is formed as the elongated rod-shaped extended along thickness direction Z1, and is inserted into corresponding the 2 perforation hole portions 16.The terminal part of each positioning region 721 is formed as the shape of apicule, and is easy to corresponding 2nd perforation hole portion 16 Middle insertion.Live wire pressurization part 722 is formed at the position that Y1 in the width direction and positioning region 721 are arranged.
Electric wire pressurization part 722 is in order to which covered electric cable 2 to be inserted into a counter-lateral quadrents of the 1st contact 61 in being inserted into process 32, it is arranged between 33.Electric wire pressurization part 722 is formed with multiple.Each electric wire pressurization part 722 exists with corresponding 1st contact 61 It is opposed on thickness direction Z1.The base end part of each pressurization part 722 is formed as taper, and connects to crimping with along thickness direction Z1 The advance of 1 side of device is connect, and the length of width direction Y1 becomes smaller.Also, the terminal part of each pressurization part 722 is formed as overshooting shape.On edge The position that width direction Y1 is arranged with electric wire pressurization part 722 is formed with lip processing department 723.
Lip processing department 723 be in order in lip manufacturing procedure to a pair of of piece portion 43 of the caulking part 39 of the 2nd contact 62, 44 implement lips processing and be arranged.Lip processing department 723 is formed with multiple.Each lip processing department 723 and corresponding 2nd contact 62 is opposed on thickness direction Z1.Each lip processing department 723 is formed as taper, and with along the separate crimping of thickness direction Z1 Connector 1, and the length of width direction Y1 becomes smaller.It is adjacent with the 2nd punch 72 of above structure on length direction X1 Position be configured with the 3rd punch 73.
3rd punch 73 is to be inserted into covered electric cable 2 to each 2nd contact 62 in being inserted into process, and add in lip The implementation lip processing of each 1st contact 61 is arranged in work process.
On length direction X1, the length of the 3rd punch 73 is set to identical as the length of the 2nd punch 72.In length It spends on the X1 of direction, the aligned in position of the position of the 3rd punch 73 and the caulking part 391 of the 1st contact 61.
3rd punch 73 has positioning region 731, electric wire pressurization part 732 and lip processing department 733.
Positioning region 731 is to be carried out relative to position of the crimp connector 1 on width direction Y1 to the 3rd punch 73 Limit and be arranged.The shape of positioning region 731 is set to shape identical with the shape of positioning region 721.Distinguish positioning region 731 It is formed in the position opposed on thickness direction Z1 with the 3rd opening portion 26 of the 2nd perforation hole portion 16.Each positioning region 731 can insert Enter corresponding 2nd perforation hole portion 16.Live wire pressurization part is formed at the position that Y1 in the width direction and positioning region 731 are arranged 732。
Electric wire pressurization part 732 is in order to which covered electric cable 2 to be inserted into a counter-lateral quadrents of the 2nd contact 62 in being inserted into process 32, it is arranged between 33.Electric wire pressurization part 732 is formed with multiple.Each electric wire pressurization part 732 exists with corresponding 2nd contact 62 It is opposed on thickness direction Z1.The shape of each electric wire pressurization part 732 is set to identical as the shape of electric wire pressurization part 722.Specifically Ground, the base end part of each electric wire pressurization part 732 are formed as taper, and with along thickness direction Z1 to before 1 side of crimp connector Into, and the length of width direction Y1 becomes smaller.Also, the terminal part of each electric wire pressurization part 732 is formed as overshooting shape.Along width side The position arranged to Y1 and electric wire pressurization part 732 is formed with lip processing department 733.
Lip processing department 733 be in order in lip manufacturing procedure to a pair of of piece portion 43 of the caulking part 39 of the 1st contact 61, 44 implement lips processing and be arranged.Lip processing department 733 is formed with multiple.Each lip processing department 733 and corresponding 1st contact 61 is opposed on thickness direction Z1.Each lip processing department 733 is formed as taper, and with along the separate crimping of thickness direction Z1 Connector 1, and the length of width direction Y1 becomes smaller.
Figure 16 is the rearview for showing riveting punch 80 and implementing the crimp connector 1 after lip processing.With reference to figure 16, in the present embodiment, in staking process (step S4), use riveting punch 80.In addition, hereinafter, being used with riveting Punch 80 illustrates on the basis of state opposed with crimp connector 1 on thickness direction Z1.
There is riveting punch 80 the 1st riveting processing department 81 and the 2nd to rivet processing department 82.
1st riveting processing department 81 is arranged to implement riveting processing to the caulking part 391 of the 1st contact 61.1st riveting Processing department 81 is connect equipped with multiple.Each 1st riveting processing department 81 is configured to arrange with the caulking part 391 of corresponding 1st contact 61 On thickness direction Z1.Each 1st riveting processing department 81 extends along thickness direction Z1 towards crimp connector 1.In each 1st riveting The terminal part of processing department 81 is formed with a pair of of recess portion 81a, 81b.
A pair of of recess portion 81a, 81b are a pair of of piece portion 43 of the caulking part 391 in order to make to implement lip processing, the change of 44 plasticity Shape and be arranged.A pair of of recess portion 81a, 81b are each configured on thickness direction Z1 and the caulking part of corresponding 1st contact 61 391 is opposed, and is formed as the bending of recess.In the present embodiment, alongst X1 is observed, a pair of of recess portion 81a, 81b is respectively formed as arc-shaped.On width direction Y1, the entire length of a pair of of recess portion 81a, 81b are set to than the 1st contact 61 implementation lip processing state caulking part 391 on a pair of of piece portion 43,44 end overall length it is long.A pair of of recess portion Middle part on the respective width direction Y1 of 81a, 81b is opposed with corresponding portion 43,44 on thickness direction Z1.In width side The position different from the 1st riveting processing department 81 with above structure to the position of Y1 and the position of length direction X1 is configured with the 2 riveting processing departments 82.2nd riveting processing department 82 is configured to integrally shift with the 1st riveting processing department 81.
2nd riveting processing department 82 is arranged to implement riveting processing to the caulking part 392 of the 2nd contact 62.2nd riveting Processing department 82 is connect equipped with multiple.Each 2nd riveting processing department is configured to be arranged in the caulking part 392 of corresponding 2nd contact 62 On thickness direction Z1.Each 2nd riveting processing department 82 extends along thickness direction Z1 towards 1 side of crimp connector.In each 2nd riveting The terminal part of processing department 82 is formed with a pair of of recess portion 82a, 82b.
A pair of of recess portion 82a, 82b are a pair of of piece portion 43 of the caulking part 392 in order to make to implement lip processing, the change of 44 plasticity Shape and be arranged.The shape of a pair of of recess portion 82a, 82b are identical as a pair of of shape of recess portion 82a, 82b, are formed as the bending of recess Shape.On width direction Y1, the entire length of a pair of of recess portion 82a, 82b be set to than the 2nd contact 62 implementation lip add The overall length of the end in a pair of of piece portion 43,44 on the caulking part 392 of the state of work is long.A pair of of respective width of recess portion 82a, 82b Middle part on the Y1 of direction is opposed with corresponding a pair of of piece portion 43,44 on thickness direction Z1.
As described above, the 1st riveting processing department 81 is different with position of the 2nd riveting processing department 82 on length direction X1.Cause And even if the 1st riveting processing department 81 and the 2nd rivets the shape that processing department 82 is wider on width direction Y1, the 1st riveting processing Portion 81 and the 2nd rivets processing department 82 and will not contact.
Next, being carried out more specifically to the process for connecting crimp connector 1 and covered electric cable 2 according to the flow chart of Fig. 9 Explanation.
As shown in figure 11, in preparatory process (step S1), prepare crimp connector 1.Next, by multiple covered electric cables 2 be configured to it is opposed on thickness direction Z1 with crimp connector 1.Also, will be inserted into lip processing punch 70 be configured to and wrap Cover the contact of electric wire 2.At this point, be inserted into lip processing punch 70 multiple 1st punch 71 with it is adjacent on thickness direction Z1 Covered electric cable 2 contacts.Also, be inserted into lip processing the 2nd punch 72 of punch 70 multiple electric wire pressurization parts 722 and The covered electric cable 2 that multiple electric wire pressurization parts 732 of 3rd punch 73 are adjacent on thickness direction Z1 contacts.
Next, carrying out insertion process (step S2).Specifically, the 1st~the 3rd punch 71~73 is along thickness direction Z1 It is shifted towards crimp connector 1.As a result, as shown in figure 12, each covered electric cable 2 passes through the one of the caulking part 39 of corresponding contact 6 The terminal part (third portion 47,47) in piece portion 43,44 is inserted into together between a counter-lateral quadrents 32,33.As described above, each Interval between the third portion 47,47 of contact 6 is wider than the diameter of covered electric cable 2.As a result, each covered electric cable 2 is by swimmingly It is inserted between a pair of of piece portion 43,44 of corresponding contact 6.
Then, as shown in FIG. 13 and 14, pressure contact portion 37,38 of the 1st~the 3rd punch 71~73 to corresponding contact 6 Press each covered electric cable 2 (in Figure 13 and Figure 14, pressure contact portion 37 is hidden in pressure contact portion 38).The cladding of each covered electric cable 2 as a result, Portion 3 is cut off by the crimping sword 41,42 of the pressure contact portion 37,38 of corresponding contact 6.
Later, the core wire portion 4 of each covered electric cable 2 is inserted near the bottom of pressure contact portion 37,38.Hereby it is achieved that each packet Cover the electrical connection between the core wire portion 4 of electric wire 2 and the pressure contact portion 37,38 of corresponding connector 6.Also, the 2nd punch 72 and the 3rd The positioning region 721,731 of punch 73 is inserted into corresponding 2nd perforation hole portion 16, realizes the 2nd punch 72 and the 3rd punch Positioning of the portion 73 on width direction Y1 (in Figure 13 and Figure 14, positioning region 721 is hidden in positioning region 731).
At this point, each covered electric cable 2 is sandwiched between a counter-lateral quadrents 32,33 of corresponding contact 6.In this case, the 2nd In punch 72, electric wire pressurization part 722 pressurizes to the covered electric cable 2 for being inserted into the 1st contact 61, on the other hand, lip processing It does not pressurize to the caulking part 39 of the 2nd contact 62 in portion 723.Also, in the 3rd punch 73, electric wire pressurization part 732 is to being inserted into The covered electric cable 2 of 2nd contact 62 pressurizes, and on the other hand, lip processing department 733 does not pressurize to the caulking part 39 of the 1st contact 61.
Next, carrying out lip manufacturing procedure (step S3).In lip manufacturing procedure, the 1st~the 3rd punch 71~73 It is further shifted to 17 side of roof of crimp connector 1 along thickness direction Z1.As a result, as shown in figure 15, the 2nd punch 72 Each lip processing department 723 is pressurizeed by a pair of of third portion 47,47 of the caulking part 392 to the 2nd corresponding contact 62, to make Narrower intervals between the terminal part in a pair of of piece portion 43,44 of caulking part 392.Similarly, multiple lips of the 3rd punch 73 add The Ministry of worker 733 is pressurizeed by a pair of of third portion 47,47 of the caulking part 391 to the 1st corresponding contact 61, to make caulking part 391 A pair of of piece portion 43,44 terminal part between narrower intervals.
Next, as shown in figure 16, in staking process (step S4), first, riveting punch 8 being configured to and being crimped Connector 1 is opposed on thickness direction Z1.
Next, riveting punch 80 is shifted along thickness direction Z1 towards crimp connector 1.Each 1st riveting adds as a result, A pair of of piece portion 43,44 of the caulking part 39 of corresponding 1st contact 61 is riveted to covered electric cable 2 by recess portion 81a, 81b of the Ministry of worker 81 On.Also, a pair of of piece portion 43,44 of corresponding 2nd contact 62 is riveted to by recess portion 82a, 82b of each 2nd riveting processing department 82 On covered electric cable 2.Using above structure, connection operation of the multiple covered electric cables 2 to crimp connector 1 is completed.At this point, in width It spends in the 1st contact 61 and the 2nd contact 62 adjacent on the Y1 of direction, position of the caulking part 391,392 on length direction X1 is different. Also, the 1st adjacent riveting processing department 81 and the 2nd rivets processing department 82 and is configured in length direction X1 on width direction Y1 On position it is different.
As described above, crimp connector 1 according to the present embodiment combines together making multiple covered electric cables 2 When to multiple contacts 6, in being inserted into process, multiple covered electric cables 2 are inserted into corresponding contact 6 together.Then, in riveting work It is more by riveting for carrying out multiple riveting processing departments 81,82 of riveting punch 80 of riveting processing to caulking part 39 in sequence The caulking part 39 of a contact 6, to make each caulking part 39 be combined with corresponding covered electric cable 2.More specifically, on width direction Y1 In 2 adjacent contacts 6, the position of caulking part 39 in the longitudinal direction is different.Then, when riveting processing, riveting is rushed First 80 multiple riveting processing departments 81,82 are configured to opposed with about 39 caulking part of multiple contacts 6.In this state, in width It is different to spend the position of 2 riveting processing departments 81,82 adjacent on the Y1 of direction on length direction X1.Thus, riveting punch 80 Each riveting processing department 81,82 be the longer shape on width direction Y1, also, even if riveting processing department 81,82 in width Spend direction Y1 on configuration spacing it is short in the case of, can also inhibit rivet processing department 81,82 be in contact with each other.As a result, Configuration spacing of the contact 6 on width direction Y1 can be shortened, can realize the miniaturization of crimp connector 1.Moreover, institute as above It states, each riveting processing department 81,82 can be formed as the longer shape on width direction Y1, therefore, each riveting processing department 81, 82 can more reliably contact from the both sides of caulking part 39 with the caulking part 39.Thus, each processing department 81,82 that rivets can more may be used Make 39 flexural deformation of caulking part by ground, which is riveted to covered electric cable 2.More than, it according to the present embodiment, can Reliably multiple covered electric cables 2 and multiple contacts 6 are combined together, further, it is possible to realize the small-sized of crimp connector 1 Change.
Also, it is arranged according to the caulking part 392 of the caulking part 391 of the 1, the 1st contact 61 of crimp connector and the 2nd contact 62 At Z-shaped.According to this structure, the caulking part 39 that can shorten multiple contacts 6 is shared on length direction X1 as a whole According to length.Thus, it is possible to keep overall length of the crimp connector 1 on length direction X1 shorter, as a result, crimping can be made to connect Device 1 is connect to miniaturise.
Also, according to crimp connector 1, the crimping sword 41 of multiple contacts 6 with crimp position of the sword 42 on length direction X1 Set alignment.According to the structure, the crimping sword 41,42 that can shorten multiple contacts 6 is occupied on length direction X1 as a whole Length.Thus, it is possible to keep overall length of the crimp connector 1 on length direction X1 shorter, as a result, crimping can be made to connect Device 1 miniaturises.
Also, according to crimp connector 1, in staking process, a pair of of piece portion 43,44 of the caulking part 39 of each contact 6 is logical It crosses and is bent and is combined with the covering portion 3 for the covered electric cable 2 being configured between a pair of of piece portion 43,44.According to the structure, pass through A pair of of piece portion 43,44 is riveted on to the covering portion 3 of covered electric cable 2, can substantially ensure the knot between contact 6 and covered electric cable 2 With joint efforts.
Also, according to crimp connector 1, in the state that a pair of of piece portion 43,44 of each contact 6 is before being bent, have With the widened shape in interval between before the end side towards a pair of of piece portion 43,44 and then a pair of of piece portion 43,44.According to the knot Covered electric cable 2, when covered electric cable 2 to be inserted into contact 6, easily can be inserted into caulking part by structure in being inserted into process Between 39 a pair of of piece portion 43,44.It is easy as a result, into the operation for being about to covered electric cable 2 and being attached to contact 6.Moreover, in width side Position of the caulking part 39 of adjacent contact 6 on length direction X1 is staggered on Y1.Thus, even if a pair of of piece portion 43,44 The shape of terminal part (third portion 47,47) be the widened shape in end, can also prevent adjacent contact 6 to be in contact with each other.Cause And it can further expand the interval between the terminal part in a pair of of piece portion 43,44.
Also, as described above, configuration spacing of the contact 6 on width direction Y1 can be shortened, as a result, realizing crimping The miniaturization of connector 1.That is, even the crimp connector 1 for the big covered electric cable 2 of diameter, can also realize the crimping The miniaturization of connector 1.
Also, according to crimp connector 1, in lip manufacturing procedure, between the terminal part in a pair of of piece portion 43,44 A pair of of piece portion 43,44 is set to deform every the mode to narrow.According to the structure, in lip manufacturing procedure, with a pair of of piece portion 43,44 The mode of narrower intervals between terminal part makes a pair of of piece portion 43,44 deform.As a result, in staking process, riveting is utilized The terminal part in a pair of of piece portion 43,44 can be more reliably set to be deformed towards covering portion 3 with punch 80.In other words, in riveting work In sequence, using the riveting processing department 81,82 of riveting punch 80, a pair of of piece portion 43,44 can be inhibited to generate such change of buckling Shape.Thus, it is possible to which caulking part 39 is made more reliably to be combined with covering portion 3.
[variation]
More than, embodiments of the present invention are illustrated, but the present invention is not limited to the above embodiments, as long as recording In detail in the claims, it can make various changes.For example, it is also possible to which change is implemented as described below.
In the above-described embodiment, in such a way that other side's side-connector is connected to circuit board, i.e., connection of the plate to wire type It is illustrated for mode.However, it is also possible to not be in this way.For example, it is also possible to be connected to cladding electricity in other side's side-connector The mode of line, i.e., in the connection type of Line To Line formula using the present invention.
Industrial availability
Company of the present invention as crimp connector, the crimp connector of live line and crimp connector and covered electric cable Method is connect, can be widely used.

Claims (9)

1. a kind of crimp connector is connect with multiple covered electric cables, multiple covered electric cables, which are respectively provided with, utilizes covering portion The structure in cladding core wire portion, which is characterized in that
The crimp connector has：
Multiple contacts, they are respectively correspondingly arranged with multiple covered electric cables, and extend along defined length direction；With
Multiple contacts are maintained at the shape arranged along the defined parallel direction vertical with the length direction by shell State,
Each contact includes：
Crimping sword for cutting off the covering portion；With
It is riveted on the caulking part of the covering portion,
In the parallel direction in 2 adjacent contacts, the position of the caulking part in the length direction is different,
The shell includes：1st hole portion accommodates corresponding 1 contact；With the 2nd hole portion, the 2nd hole portion with it is described 1st hole portion configures side by side in the parallel direction, and the 2nd hole portion is configured to, for being incorporated by the covered electric cable A part for the tool used when the crimp connector is inserted into.
2. crimp connector according to claim 1, which is characterized in that
As multiple contacts, it is provided with the 1st contact and the 2nd contact,
In the length direction, the caulking part of the position and the 2nd contact of the caulking part of the 1st contact Position is different,
1st contact is alternately configured with the 2nd contact in the parallel direction.
3. crimp connector according to claim 1, which is characterized in that
The aligned in position of the crimping sword of multiple contacts in the length direction.
4. crimp connector according to claim 1, which is characterized in that
Each caulking part has the opposed pairs piece portion in the parallel direction,
The packet of the pair of portion by being bent with the covered electric cable being configured between the pair of portion Cover portion's combination.
5. crimp connector according to claim 4, which is characterized in that
Have with before the end side to the pair of portion and then described in the state that the pair of portion is before being bent The widened shape in interval between a pair of of piece portion.
6. a kind of crimp connector of live line, which is characterized in that
The crimp connector of the live line has：
Crimp connector described in any one of claim 1 to 5；With
The multiple covered electric cables being separately connected with multiple contacts,
Each contact includes the counter-lateral quadrents for accommodating the covered electric cable,
Each covered electric cable be connected to before the crimp connector in the state of each covered electric cable diameter quilt It is set as bigger than the interval between the pair of side.
7. the connection method of a kind of crimp connector and covered electric cable, for multiple covered electric cables to be connect with crimp connector, Multiple covered electric cables are respectively provided with the structure using covering portion cladding core wire portion, which is characterized in that
The connection method of the crimp connector and covered electric cable includes following processes：
Preparatory process, prepares the crimp connector, and the crimp connector has：Multiple contacts, they are with multiple packets It covers electric wire to be respectively correspondingly arranged, and extends along defined length direction；And shell, by multiple contacts be maintained at along with The state of the vertical defined parallel direction arrangement of the length direction；
It is inserted into process, multiple covered electric cables are inserted into multiple contacts together, and using on multiple contacts The crimping sword of formation cuts off the covering portion of multiple covered electric cables；And
The caulking part formed on each contact is riveted in the corresponding covering portion by staking process,
In the staking process, in the parallel direction in 2 adjacent contacts, so that the caulking part is described The different mode in position on length direction, carries out riveting operation.
8. the connection method of crimp connector according to claim 7 and covered electric cable, which is characterized in that
In the preparation process, the caulking part of each contact has the opposed pairs piece in the parallel direction Portion, this pair of of piece portion have as the interval between before the end side to the pair of portion and then the pair of portion is widened Shape.
9. the connection method of crimp connector according to claim 8 and covered electric cable, which is characterized in that
The connection method of the crimp connector and covered electric cable further includes the lip processing carried out before the staking process Process,
In the lip manufacturing procedure, described one is made in a manner of the narrower intervals between making the terminal part in the pair of portion Piece portion is deformed.
CN201410389273.XA 2013-08-09 2014-08-08 The connection method of crimp connector, the crimp connector of live line and crimp connector and covered electric cable Active CN104347992B (en)

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JP6193050B2 (en) 2017-09-06

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