CN104347992A - Crimp connector, crimp connector with wires and connection method between the crimp and coated wires - Google Patents

Crimp connector, crimp connector with wires and connection method between the crimp and coated wires Download PDF

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Publication number
CN104347992A
CN104347992A CN201410389273.XA CN201410389273A CN104347992A CN 104347992 A CN104347992 A CN 104347992A CN 201410389273 A CN201410389273 A CN 201410389273A CN 104347992 A CN104347992 A CN 104347992A
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CN
China
Prior art keywords
contact
covered electric
electric cable
crimp connector
caulking part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201410389273.XA
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Chinese (zh)
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CN104347992B (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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Publication of CN104347992B publication Critical patent/CN104347992B/en
Active legal-status Critical Current
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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

Abstract

The present invention provides a crimp connector, a crimp connector with wires and a connection method between the crimp and coated wires for enabling combination between a plurality of coated wires and a plurality of contancts together to be achieved and meanwhile miniaturization to be achieved. The crimp connector (1) is connected to the use of cladding portions each having a plurality of the coated wires (3) covering the core wire portion (4) of the structure (2). The crimp connector (1) includes: a plurality of contacts (X1) extending in the longitudinal direction; and a plurality of contacts (6) held in a state along the longitudinal direction (X1) in the width direction (Y1) arranged vertically the housing (5). Each contact (6) comprises: crimp connecting blades (41, 42) for cutting the cladding (3) and a caulking portion in the cladding (3) of the riveting part (39). In the two adjacent contacts (6) in a width direction (Y1), riveting parts (39) are arranged at different positions in the longitudinal direction (X1).

Description

The method of attachment of the crimp connector of crimp connector, live line and crimp connector and covered electric cable
Technical field
The present invention relates to crimp connector, the crimp connector of live line and the method for attachment of crimp connector and covered electric cable.
Background technology
Crimp connector is electrically connected with covered electric cable (for example, referring to Japanese Patent No. 3355172 specification).Particularly, crimp connector has contact.Contact has: for cutting off the crimping sword of the covering portion of covered electric cable; With the caulking part being riveted on covering portion.
Caulking part is formed as elongated, belt-shaped, and can plastic deformation.Under the state of caulking part before being combined with covered electric cable, extend as the crow flies.And, after covered electric cable is inserted into contact, utilize the riveted joint processing department of punch tool that caulking part is bent.Thus, caulking part embeds covering portion.
Its result is, by the cooperation of caulking part with the bottom of this contact, this contact is combined with covered electric cable.
In the structure described in Japanese Patent No. 3355172 specification, crimp connector has multiple contact, and is combined with multiple covered electric cable.Each contact is with parallel to each other and the state of arranged in parallel is held in contact.And the caulking part of each contact is configured to row side by side.That is, on the length direction (direction that the part be combined with contact in covered electric cable extends) of contact, the aligned in position of the caulking part of each contact.
Then, in multiple contact, multiple covered electric cable is inserted together.When carrying out the caulking part of contact to be riveted to the operation of covering portion, multiple riveted joint processing departments of punch tool make the caulking part of multiple contact be out of shape together.Utilize the arrangement of such riveted joint processing department, fully cannot guarantee the width (length of the also column direction of contact) of riveting processing department.Its result is, riveted joint processing department likely cannot contact from the both sides of caulking part with caulking part, and contacts with this caulking part directly over caulking part.
The riveted joint processing department of punch tool, when contacting from the both sides of caulking part with caulking part, suitably can bend caulking part towards covering portion.But riveted joint processing department, when contacting with this caulking part directly over caulking part, makes caulking part be out of shape inadequately in the mode of buckling, thus caulking part cannot be embedded covering portion securely.
Therefore, in order to not produce above-mentioned unfavorable condition, need the width expanding each riveted joint processing department.But, in order to expand the width of riveted joint processing department, need the disposition interval expanding multiple riveted joint processing department.In this case, with riveted joint processing department disposition interval expansion correspondingly, need the disposition interval arranged side by side increasing multiple contact, cause crimp connector to maximize.On the other hand, there is the situation etc. be used in small-sized electronic equipment in crimping contact, therefore miniaturized requirement is strong.
Summary of the invention
The present invention in view of the foregoing, its object is to, provide and reliably multiple covered electric cable can be combined together with multiple contact and miniaturized crimp connector, the crimp connector of live line and the method for attachment of crimp connector and covered electric cable can be realized.
(1) for solving above-mentioned problem, the crimp connector of one aspect of the present invention is connected with multiple covered electric cable, described multiple covered electric cable has the structure utilizing covering portion cladding core wire portion respectively, described crimp connector possesses: multiple contact, they and multiple described covered electric cable are arranged respectively accordingly, and extend along the length direction of regulation; And shell, the state that its also column direction multiple described contact being remained on the edge regulation vertical with described length direction arranges, each described contact comprises: for cutting off the crimping sword of described covering portion; With the caulking part being riveted on described covering portion, in 2 described and adjacent on column direction described contacts, the position of described caulking part on described length direction is different.
According to this structure, when making multiple covered electric cable be attached to multiple contact together, multiple covered electric cable is inserted into corresponding contact together.And, such as, for carrying out the riveted joint processing department of the riveting punch of riveting processing to caulking part by the caulking part of the multiple contact of riveted joint, each caulking part is combined with corresponding covered electric cable.More specifically, and on column direction in adjacent 2 described contacts, caulking part position is in the longitudinal direction different.And add man-hour in riveted joint, multiple riveted joint processing departments of riveting punch are configured to opposed with the caulking part of multiple contact.In this condition, and on column direction adjacent 2 riveted joint processing departments positions in the longitudinal direction different.Thus, each riveted joint processing department be and shape longer on column direction, and, even if when rivet processing department and disposition interval on column direction is short, riveted joint processing department also can be suppressed to contact with each other.Its result is, also can shorten contact and column direction on disposition interval, the miniaturization of crimp connector can be realized.And, as mentioned above, each riveted joint processing department can be formed as and longer shape on column direction, therefore, riveted joint processing department can contact from the both sides of caulking part with this caulking part more reliably.Thus, riveting punch can make caulking part flexural deformation more reliably, and this caulking part is riveted to covered electric cable.Thus, according to the present invention, in crimp connector, reliably multiple covered electric cable can be combined together with multiple contact, and the miniaturization of crimp connector can be realized.
(2) preferably, as multiple described contact, be provided with the 1st contact and the 2nd contact, on described length direction, the position of the described caulking part of described 1st contact is different from the position of the described caulking part of described 2nd contact, and described 1st contact and described 2nd contact are submitted at described and column direction and alternately configured.
According to this structure, the caulking part of the 1st contact and the caulking part of the 2nd contact are aligned to Z-shaped.According to such structure, the length that the caulking part of multiple contact is occupied in the longitudinal direction as a whole can be shortened.Thus, crimp connector total length in the longitudinal direction can be made shorter, and its result is, crimp connector can be made miniaturized further.
(3) preferably, the aligned in position of described crimping sword on described length direction of multiple described contact.
According to this structure, the length that the crimping sword of multiple contact is occupied in the longitudinal direction as a whole can be shortened.Thus, crimp connector total length in the longitudinal direction can be made shorter, and its result is, crimp connector can be made miniaturized further.
(4) preferably, each described caulking part has in described and opposed on column direction a pair portion,
Described a pair portion is combined with the described covering portion being configured in the described covered electric cable between described a pair portion by being bent.
According to this structure, by a pair portion being riveted on the covering portion of covered electric cable, the adhesion between contact and covered electric cable fully can be guaranteed.
(5) it is further preferred that have the shape along with the interval before the end side to described a pair portion and then between described a pair portion expands under the state of described a pair portion before being bent.
According to this structure, when covered electric cable is inserted to contact, between a pair portion that easily covered electric cable can be inserted into caulking part.Thus, operation covered electric cable being attached to contact is easily carried out.And, and on column direction the caulking part position in the longitudinal direction of adjacent contact staggered.Thus, even if the shape of the terminal part in a pair portion is the shape that end expands, also can prevent adjacent contact from contacting with each other.Thus, the interval between the terminal part that can expand a pair portion further.
(6) for solving above-mentioned problem, the crimp connector of the live line of one aspect of the present invention possesses: described crimp connector; And the multiple covered electric cables to be connected respectively with multiple contact, each described contact comprises the counter-lateral quadrents for holding described covered electric cable, and the interval between the diameter of each described covered electric cable that each described covered electric cable is connected under the state before described crimp connector is set to than a described counter-lateral quadrents is large.
According to this structure, when making multiple covered electric cable be attached to multiple contact together, multiple covered electric cable is inserted into corresponding contact together.And, such as, for carrying out the riveted joint processing department of the riveting punch of riveting processing to caulking part by the caulking part of the multiple contact of riveted joint, each caulking part is combined with corresponding covered electric cable.More specifically, and on column direction in adjacent 2 described contacts, caulking part position is in the longitudinal direction different.And add man-hour in riveted joint, multiple riveted joint processing departments of riveting punch are configured to opposed with the caulking part of multiple contact.In this condition, and on column direction adjacent 2 riveted joint processing departments positions in the longitudinal direction different.Thus, each riveted joint processing department be and shape longer on column direction, and, even if when rivet processing department and disposition interval on column direction is short, riveted joint processing department also can be suppressed to contact with each other.Its result is, also can shorten contact and column direction on disposition interval, the miniaturization of crimp connector can be realized.And, as mentioned above, each riveted joint processing department can be formed as and longer shape on column direction, therefore, riveted joint processing department can contact from the both sides of caulking part with this caulking part more reliably.Thus, riveting punch can make caulking part flexural deformation more reliably, and this caulking part is riveted to covered electric cable.Thus, according to the present invention, in the crimp connector of live line, reliably multiple covered electric cable can be combined together with multiple contact, and the miniaturization of crimp connector can be realized.
Further, as mentioned above, can shorten contact and column direction on disposition interval, its result is, realizes the miniaturization of crimp connector.That is, even for the crimp connector of the large covered electric cable of diameter, the miniaturization of this crimp connector also can be realized.
(7) for solving above-mentioned problem, the crimp connector of one aspect of the present invention and the method for attachment of covered electric cable are used for multiple covered electric cable to be connected to crimp connector, and described multiple covered electric cable has the structure utilizing covering portion cladding core wire portion respectively.Described method of attachment comprises following operation: preparatory process, prepares described crimp connector, and described crimp connector possesses: multiple contact, and they and multiple described covered electric cable are arranged respectively accordingly, and extends along the length direction of regulation; And shell, the state that its also column direction multiple described contact being remained on the edge regulation vertical with described length direction arranges; Insert operation, multiple described covered electric cable is inserted to multiple described contact together, and utilize the crimping sword formed on multiple described contact to cut off the described covering portion of multiple described covered electric cable; And staking process, the caulking part that each described contact is formed is riveted in corresponding described covering portion, in described staking process, in 2 described and adjacent on column direction described contacts, in the mode making the position of described caulking part on described length direction different, carry out riveted joint operation.
According to this structure, when making multiple covered electric cable be attached to multiple contact together, in insertion operation, multiple covered electric cable is inserted into corresponding contact together.And, in staking process, such as, for carrying out the riveted joint processing department of the riveting punch of riveting processing to caulking part by the caulking part of the multiple contact of riveted joint, each caulking part is combined with corresponding covered electric cable.More specifically, and on column direction in adjacent 2 contacts, caulking part position is in the longitudinal direction different.And add man-hour in riveted joint, multiple riveted joint processing departments of riveting punch are configured to opposed with the caulking part of multiple contact.In this condition, and on column direction adjacent 2 riveted joint processing departments positions in the longitudinal direction different.Thus, each riveted joint processing department be and shape longer on column direction, and, even if when rivet processing department and disposition interval on column direction is short, riveted joint processing department also can be suppressed to contact with each other.Its result is, also can shorten contact and column direction on disposition interval, the miniaturization of crimp connector can be realized.And, as mentioned above, each riveted joint processing department can be formed as and longer shape on column direction, therefore, riveted joint processing department can contact from the both sides of caulking part with this caulking part more reliably.Thus, riveted joint processing drift can make caulking part flexural deformation more reliably, and this caulking part is riveted to covered electric cable.Thus, according to the present invention, reliably multiple covered electric cable can be combined together with multiple contact, and the miniaturization of crimp connector can be realized.
(8) more preferably, in described preparatory process, the described caulking part of each described contact has in described and opposed on column direction a pair portion, and this pair portion has the shape along with the interval before the end side to described a pair portion and then between described a pair portion expands.
According to this structure, when covered electric cable is inserted to contact, between a pair portion that easily covered electric cable can be inserted into caulking part.Thus, operation covered electric cable being attached to contact is easily carried out.And, and on column direction the caulking part position in the longitudinal direction of adjacent contact staggered.Thus, even if the shape of the terminal part in a pair portion is the shape that end expands, also can prevent adjacent contact from contacting with each other.Thus, the interval between the terminal part that can expand a pair portion further.
(9) more preferably, the lip manufacturing procedure that described method of attachment is carried out before being also included in described staking process, in described lip manufacturing procedure, make the distortion of described a pair portion to make the mode of the narrower intervals between the terminal part in described a pair portion.
According to this structure, in lip manufacturing procedure, make a pair portion's distortion in the mode of the narrower intervals between the terminal part in a pair portion.Its result is, in staking process, utilizes riveting punch etc., and the terminal part in a pair portion can be made more reliably to be out of shape towards covering portion.In other words, in staking process, utilize the riveted joint processing department etc. of riveting punch, a pair portion can be suppressed to produce such distortion of buckling.Thus, caulking part can be made to be combined more reliably with covering portion.
According to the present invention, reliably multiple covered electric cable can be combined together with multiple contact, and the miniaturization of crimp connector can be realized.
Accompanying drawing explanation
Fig. 1 is the cutaway view that the state that the crimp connector of embodiments of the present invention is connected with covered electric cable and the other side's side-connector is shown.
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 connected before covered electric cable.
Fig. 6 is the cutaway view of the crimp connector of VI-VI line along Fig. 5, shows the state connected before covered electric cable.
Fig. 7 is the cutaway view of the VII-VII line along Fig. 5, shows the state connected before covered electric cable.
Fig. 8 is the stereogram of contact.
Fig. 9 is the flow chart of an example of the handling process illustrated for connecting crimp connector in present embodiment and covered electric cable.
Figure 10 be as insert the insertion of instrument that uses in lip manufacturing procedure the stereogram of lip processing drift and crimp connector.
Figure 11 is the rearview that the 1st stage of inserting operation is shown.
Figure 12 is the rearview that the 2nd stage of inserting operation is shown.
Figure 13 is the rearview that the 3rd stage of inserting operation is shown.
Figure 14 is the enlarged drawing of the major part of Figure 13.
Figure 15 is the rearview of the major part that lip manufacturing procedure is shown.
Figure 16 is rearview riveting punch being shown and implementing the crimp connector after lip processing.
Label declaration
1: crimp connector;
2: covered electric cable;
3: covering portion;
4: heart yearn portion;
5: shell;
6: contact;
32,33: sidepiece;
39: caulking part;
41,42: crimping sword;
43,44: sheet portion;
61: the 1 contacts;
62: the 2 contacts;
X1: length direction (length direction);
Y1: Width (and column direction).
Embodiment
Below, be described for implementing mode of the present invention with reference to accompanying drawing.In addition, the present invention can be widely used in various uses as the connector of crimp connector and live line.
Fig. 1 is the cutaway view that the state that the crimp connector 1 of embodiments of the present invention is connected with covered electric cable 2 and the other side's side-connector 100 is shown.With reference to Fig. 1, crimp connector 1 is provided to electronic equipment etc.Crimp connector 1 is combined with multiple covered electric cable 2 (in Fig. 1, illustrating 1 covered electric cable 2).In the present embodiment, crimp connector 1 is jack connetor, is connected in the mode that can unload with the other side's side-connector 100 as socket connector.
The other side's side-connector 100 is the connectors being installed in circuit substrate 110 grade.Be connected by crimp the connection of device 1 and the other side's side-connector 100, realize the electrical connection of multiple covered electric cable 2 and circuit substrate 110.
The other side's side-connector 100 has shell 101 and multiple contact 102.
Shell 101 is such as the integrally formed product using synthetic resin to be formed.
Shell 101 has perisporium 103, rear wall 104 and lock pawl 105.
Perisporium 103 is the parts of the frame-shaped being formed as elongate rectangular, slenderly extends along the direction (Width) vertical with the paper of Fig. 1.Perisporium 103 is formed with the space of the part holding crimp connector 1.Lock pawl 105 is formed on the top of perisporium 103.
Lock pawl 105 is the parts formed on the surface of perisporium 103.Lock pawl 105 hangs over the lock pawl described later 11 of crimp connector 1 by card, limits crimp connector 1 deviating from from the other side's side-connector 100.
Rear wall 104 is formed at the rear portion of perisporium 103.Rear wall 104 is configured to the rear end of closed perisporium 103.Perisporium 103 is formed multiple through hole portion 106.In addition, in FIG, 1 in multiple through hole portion 106 is illustrated.
Through hole portion 106 is formed multiple in mode spaced apart on the Width of shell 101.Each through hole portion 106 keeps 1 contact 102.
The material with conductivity is used to form each contact 102.More specifically, each contact 102 is such as that raw material are formed with copper alloy.And, to the surface embodiment of each contact 102 as the coating process such as zinc-plated or gold-plated.Each contact 102 is held in corresponding through hole portion 106.A part for each contact 102 is configured in perisporium 103.Another part of each contact 102 utilizes scolding tin etc. to be fixed in circuit substrate 110 in the outside of shell 101.
Next, the structure of crimp connector 1 is described.
Fig. 2 is the stereogram of crimp connector 1 and covered electric cable 2.With reference to Fig. 1 and Fig. 2, crimp connector 1 is the electric connector of crimp type, can contact by the covering portion 3 of covered electric cable 2 being cut off with the heart yearn portion 4 of the inside of covering portion 3.
Each covered electric cable 2 has covering portion 3 and heart yearn portion 4.
Covering portion 3 is the parts of the tubular using the material of the insulating properties such as synthetic resin to be formed, and has elasticity.The whole region overlay heart yearn portion 4 of the circumference of covering portion 3 in heart yearn portion 4.
The electric conducting materials such as metal are used to form heart yearn portion 4.One end in heart yearn portion 4 contacts with the aftermentioned contact 6 of crimp connector 1.The other end in heart yearn portion 4 is connected with not shown electronic equipment etc.
Crimp connector 1 entirety is formed as flat.In addition, below, the length direction of crimp connector 1 is called length direction X1.Length direction X1 is an example of " length direction " of the present invention.Further, when top view crimp connector 1, the direction vertical with length direction X1 is called Width Y1.Width Y1 is an example of " and column direction " of the present invention.Further, the direction vertical with length direction X1 and Width Y1 both sides is called thickness direction Z1.
Under the state that the contact 102 of covered electric cable 2 and the other side's side-connector 100 is installed on crimp connector 1, an end of each covered electric cable 2 is configured to parallel with length direction X1, and the contact 102 of the other side's side-connector 100 is also configured to parallel with length direction X1.
Crimp connector 1 has: shell 5; With the multiple contacts 6 (61,62) being held in shell 5.In addition, in the present embodiment, when general name multiple contact 61,62, be called 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, shows the state connected before covered electric cable 2.Fig. 6 is the cutaway view of the crimp connector 1 of VI-VI line along Fig. 5, shows the state connected before covered electric cable 2.Fig. 7 is the cutaway view of the VII-VII line along Fig. 5, shows the state connected before covered electric cable 2.
With reference to Fig. 1, Fig. 2 and Fig. 4, the insulating material such as synthetic resin are used to form shell 5.Shell 5 is the single parts formed by injection mo(u)lding etc.Shell 5 keeps multiple (being 6 in the present embodiment) contact 6.More specifically, shell 5 is configured to multiple contact 6 to be held in the state arranged on the Width Y1 vertical with length direction X1.Shell 5 is formed as shape symmetrical on Width Y1.
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 outstanding shape of the upper surface of housing main body 8.Pillar 9 is continuous with locking plate 10.Locking plate 10 is parts of tabular.Locking plate 10 can with pillar 9 for a spot wobble.Operating personnel swing by making this locking plate 10, the leading section of locking plate 10 can be lifted.
Lock pawl 11 is given prominence to from the lower surface of the leading section of locking plate 10.Lock pawl 11 is set to the part carried by the lock pawl 105 of the other side's side-connector 100.Lock pawl 11 is parts of the overshooting shape along Width Y1 extension.
Under the state that crimp connector 1 is connected with the other side's side-connector 100, lock pawl 11 is opposed on length direction X1 with lock pawl 105.In this condition, when crimp connector 1 is subject to the power of extracting from the other side's side-connector 100, lock pawl 11 card hangs over lock pawl 105.Thus, limit crimp connector 1 to be shifted further on the direction of extracting from the other side's side-connector 100.The sticking department 7 with said structure is supported by housing main body 8.
With reference to Fig. 1 ~ Fig. 4, housing main body 8 has periphery wall 12, antetheca 13, partition wall 14, the 1st through hole portion 15 and the 2nd through hole portion 16.
Periphery wall 12 is formed as flat on thickness direction Z1 and the rectangle extending long on Width Y1.Periphery wall 12 has roof 17, diapire 18 and pair of sidewalls 19,20.Roof 17 carries the pillar 9 of sticking department 7.Roof 17 is configured to be separated with diapire 18 on thickness direction Z1.
Be formed with multiple peristome at diapire 18, a part for multiple contact 6 is exposed from diapire 18.Pair of sidewalls 19,20 constitutes the pair of end portions of periphery wall 12 on Width Y1.Antetheca 13 is formed at the leading section of the periphery wall 12 with said structure.
1st through hole portion 15 is set as the hole portion holding contact 6.1st through hole portion 15 is formed in multiple position (being 6 positions in the present embodiment), and these the 1st through hole portions 15 arrange along Width Y1.In the present embodiment, the 2nd through hole portion 16 of 15 and 1, the 1st through hole portion of 16,3, the 2nd through hole portion of 15,2,3 the 1st through hole portions is arranged in sequence with along Width Y1.
Further, partition wall 14 is formed between adjacent on Width Y1 through hole portion (the 1st through hole portion 15 or the 2nd through hole portion 16).Each partition wall 14 is the parts of the tabular extended towards diapire 18 side along thickness direction Z1 from roof 17.Each 1st through hole portion 15 has identical structure.
With reference to Fig. 2 and Fig. 6, the 1st through hole portion 15 is formed as through housing main body 8 on length direction X1.Advance along with from antetheca 13 to the rear of this housing main body 8, the sectional area on the cross section vertical with length direction X1 in the 1st through hole portion 15 stepwise becomes large.The 1st peristome 21, the 2nd peristome 22 and the 3rd peristome 23 is formed in the 1st through hole portion 15.
1st peristome 21 is formed at antetheca 13, and can insert the contact 102 of the correspondence of the other side's side-connector 100.The 2nd peristome 22 is formed in the mode arranged on length direction X1 with the 1st peristome 21.
2nd peristome 22 is set as the part passed through for covered electric cable 2.2nd peristome 22 is towards the peristome of the opened backward of housing main body 8.When backsight is observed, the 2nd peristome 22 is formed as the slotted shape of U-shaped.To form the 3rd peristome 23 with the 2nd peristome 22 continuous print mode.
The part that 3rd peristome 23 passes through for covered electric cable 2 when being set as the insertion operation inserted to the 1st through hole portion 15 at covered electric cable 2.3rd peristome 23 extends from the rear end the length direction X1 of housing main body 8 towards the front of this housing main body 8, and on length direction X1, be formed at the scope about the half of the length of housing main body 8.3rd peristome 23 opens wide towards the bottom surface of diapire 18.The 1st through hole portion 15 with said structure is the part inserted for contact 6 and covered electric cable 2.On the other hand, the 2nd through hole portion 16 is parts that contact 6 and covered electric cable 2 do not insert.
With reference to Fig. 2 and Fig. 7, the 2nd through hole portion 16 be formed as the insertion when covered electric cable 2 being incorporated into crimp connector 1 the part inserted of lip processing drift 70 (aftermentioned).2nd through hole portion 16 is formed in multiple position (being 3 positions in the present embodiment), and these the 2nd through hole portions 16 arrange along Width Y1.Each 2nd through hole portion 16 has identical structure.
2nd through hole portion 16 is formed as through housing main body 8 on length direction X1.The 1st peristome 24, the 2nd peristome 25 and the 3rd peristome 26 is formed in the 2nd through hole portion 16.
1st peristome 24 is formed at antetheca 13.The shape of the 1st peristome 24 is identical with the shape of the 1st peristome 21.The 2nd peristome 25 is formed in the mode arranged on length direction X1 with the 1st peristome 24.
The shape of the 2nd peristome 25 is identical with the shape of the 2nd peristome 22, and towards the opened backward of housing main body 8.To form the 3rd peristome 26 with the 2nd peristome 25 continuous print mode.
3rd peristome 26 be set as insert the part passed through of lip processing drift 70.3rd peristome 26 extends from the rear end the length direction X1 of housing main body 8 towards the front of this housing main body 8.3rd peristome 26 opens wide towards the bottom surface of diapire 18.
It is more than the schematic configuration of shell 5.Next, the structure of contact 6 is described.
Fig. 8 is the stereogram of contact 6 (61,62).With reference to Fig. 1 ~ Fig. 3, Fig. 5, Fig. 6 and Fig. 8, contact 6 is set as and is being mechanically connected with the covering portion 3 of covered electric cable 2 and the part contacted with the contact 102 of the other side's side-connector 100 under the state be electrically connected.
Contact 6 is provided with multiple.In the present embodiment, the quantity of contact 6 is identical with the quantity of covered electric cable 2, and identical with the quantity in the 1st through hole portion 15.Contact 6 is set as corresponding respectively with multiple covered electric cable 2.Each contact 6 is inserted into the 1st corresponding through hole portion 15, and is held in the 1st through hole portion 15.
The material with conductivity is used to form contact 6.More specifically, contact 6 is such as that raw material are formed with copper alloy.And, the such as coating process such as zinc-plated or gold-plated is implemented on the surface of contact 6.
Contact 6 is formed by implementing cutting processing and bending machining etc. to 1 metallic plate implementing coating process.Contact 6 is formed as the shape that X1 along its length slenderly extends.In the present embodiment, each contact 6 is formed as shape symmetrical on Width Y1.
Contact 6 have bottom 31, sidepiece 32,33, contact site 34, anti-delinking part 35, pressurization part 36, pressure contact portion 37,38 and caulking part 39.
Bottom 31 is the flat parts extended in the mode vertical with thickness direction Z1.Bottom 31 is carried on the medial surface of the roof 17 of housing main body 8.The leading section of bottom 31 is adjacent with the 1st peristome 21 of housing main body 8.The rearward end of bottom 31 is adjacent with the 2nd peristome 22.One counter-lateral quadrents 32,33 extends from the pair of end portions the Width Y1 of bottom 31.
One counter-lateral quadrents 32,33 is the parts of the tabular extended towards the side (diapire 18 side of housing main body 8) of thickness direction Z1 from bottom 31.One counter-lateral quadrents 32,33 is adjacent with corresponding partition wall 14.That is, contact 6 is configured to be clipped in a pair partition wall 14,14 of broad ways Y1 arrangement.Between a counter-lateral quadrents 32,33, accommodate an end of corresponding covered electric cable 2.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 the diameter of covered electric cable 2 of state little.Therefore, the covering portion 3 be inserted between a counter-lateral quadrents 32,33 of covered electric cable 2 becomes the state of strain.Contact site 34 is formed at the leading section of a counter-lateral quadrents 32,33.
Contact site 34 is set as the part for contacting with the contact 102 of the other side's side-connector 100.Contact site 34 is formed by a part for a counter-lateral quadrents 32,33 being bent.Through the 1st peristome 21, the contact 102 entered in the 1st through hole portion 15 is touched portion 34 and clamps, and is electrically connected with this contact site 34.Anti-delinking part 35 is formed at the rear of contact site 34.
Anti-delinking part 35 is arranged to prevent contact 6 from deviating from from housing main body 8, and is formed as the overshooting shape that extends from sidepiece 32,33.Anti-delinking part 35 is inserted in the 4th peristome 27 of diapire 18 formation.When on contact 6, effect has the power in the direction (backwards) of extracting from housing main body 8, anti-delinking part 35 is stopped by the edge of the 4th peristome 27.Thus, contact 6 is limited to the direction of extracting from housing main body 8 movement further.Pressurization part 36 is formed at the rear of anti-delinking part 35.
Pressurization part 36 is arranged in order to housing main body 8 is fixed in contact 6 press-in.Pressurization part 36 is formed in the edge of a counter-lateral quadrents 32,33, pressurizes to the medial surface of the diapire 18 of housing main body 8.Thus, improve the friction contact load of pressurization part 36 and diapire 18, and, improve the friction contact load of bottom 31 and roof 17.Pressure contact portion 37,38 is formed at the rear of pressurization part 36.
Pressure contact portion 37,38 is arranged to the covering portion 3 of covered electric cable 2 be cut off.Each pressure contact portion 37,38 is formed as the shape extended towards the space between a counter-lateral quadrents 32,33 from the bottom 31 of contact 6.Pressure contact portion 37,38 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 Y1.
In crimping sword 41,42, the interval of part opposite each other is set to roughly the same with the diameter in heart yearn portion 4, thus heart yearn portion 4 can be configured between pressure contact portion 37,38.The outside that pressure contact portion 37,38 exposes to housing main body 8 through the 3rd peristome 23, utilizes the crimping sword 41,42 of each pressure contact portion 37,38 covering portion 3 through the 3rd peristome 23 of covered electric cable 2 to be cut off.When utilizing crimping sword 41,42 to cut off covering portion 3, crimping sword 41,42 contacts with heart yearn portion 4.Thus, the electrical connection of covered electric cable 2 and pressure contact portion 37,38 is realized.Now, an end of covered electric cable 2 is configured between a counter-lateral quadrents 32,33.Caulking part 39 is formed at the rear of crimping sword 41,42.
Caulking part 39 end be set as by being riveted on covered electric cable 2 fixes the part of this covered electric cable 2.Each caulking part 39 has a pair portion 43,44.A pair portion 43,44 clamps covered electric cable 2 to cooperate with bottom 31 and arranges.
A pair portion 43,44 is configured on Width Y1 opposed.Before the combination of the state before being combined with covered electric cable 2 as crimp connector 1 under state, a pair side (direction from diapire 17 leave) of portion 43,44 from a counter-lateral quadrents 32,33 to thickness direction Z1 extends.
In conjunction with before a pair portion 43,44 under state have part 1 45,45, part 2 the 46,46 and the 3rd part 47,47.
Part 1 45,45 is set as the part of stretching out from the edge of the side the thickness direction Z1 of a counter-lateral quadrents 32,33, and extends parallel to each other.The distance that distance between part 1 45,45 in this situation is set between a counter-lateral quadrents 32,33 is equal.Part 1 45,45 is configured between partition wall 14,14.Part 2 46,46 is extended from part 1 45,45.
Part 2 46,46 is that the action in order to make covered electric cable 2 be inserted into (in contact 6) between a counter-lateral quadrents 32,33 is more easily arranged.Before combination under state, when backsight observes crimp connector 1, part 2 46,46 is formed as taper, has the shape along with the interval before the end to a pair portion 43,44 and then between this part 2 46,46 expands.Part 2 46,46 projects to the outside in the 1st through hole portion 15 through the 3rd peristome 23.The terminal part of part 2 46,46 arranges on thickness direction Z1 with corresponding partition wall 14,14, and the interval between part 2 46,46 is larger than the diameter of covered electric cable 2.3rd part 47,47 is extended from part 2 46,46.
3rd part 47,47 is set as the part contacted with covered electric cable 2 at first in contact 6 when inserting between covered electric cable 2 is by the counter-lateral quadrents 32,33 to contact 6.3rd part 47,47 extends in the mode parallel with thickness direction Z1, and the 3rd part 47,47 is all positioned at the outside of housing main body 8.Interval between 3rd part 47,47 is larger than the diameter of covered electric cable 2.Thus, covered electric cable 2 can be inserted between the 3rd part 47,47 swimmingly.Chamfered section is formed at the lateral surface of the terminal part of the 3rd part 47,47.
In the present embodiment, according to the configuration of caulking part 39, multiple contact 6 is classified into the 1st contact 61 and the 2nd contact 62.More specifically, the 1st contact 61 has caulking part 39 (391) in the rearward end of the 1st contact 61.On the other hand, the pars intermedia of the 2nd contact 62 on the length direction X1 of the 2nd contact 62 has caulking part 39 (392).The difference of the structure of the 1st contact 61 and the structure of the 2nd contact 62 is caulking part 39 (391,392) positions on length direction X1.That is, the position of caulking part 391 on the 1st contact 61 is different with the position of caulking part 392 on the 2nd contact 62.Below, the relation of the 1st contact 61 and the 2nd contact 62 is described.
1st contact 61 and the 2nd contact 62 be alternately configuration on Width Y1.Particularly, as shown in Figures 2 and 3, in the left side of Fig. 2,3 contacts 6 adjacent on Width Y1 arrange along Width Y1 with the order of the 1st contact 61, the 2nd contact 62, the 1st contact 61.Further, on the right side of Fig. 2,3 contacts 6 adjacent on Width Y1 arrange along Width Y1 with the order of the 2nd contact 62, the 1st contact 61, the 2nd contact 62.
Utilize said structure, in 2 contacts 6 adjacent on Width Y1, the position of caulking part 39 on length direction X1 is different.
As mentioned above, the caulking part 391 of the 1st contact 61 is configured in the rearward end of the 1st contact 61, and adjacent with the 2nd peristome 22 of housing main body 8.On the other hand, between the rearward end that the caulking part 392 of the 2nd contact 62 is configured in the 2nd contact 62 and pressure contact portion 38, and keep apart with the 2nd peristome 22 of housing main body 8.As shown in Figure 6, when broad ways Y1 observes crimp connector 1, the position that caulking part 391 and caulking part 392 are configured on length direction X1 is not overlapping.In the present 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 Figure 2, under the state that caulking part 39 is riveted on covered electric cable 2, the part in a pair portion 43,44 of caulking part 39 is bent.In this condition, a pair portion 43,44 is pressed against the covering portion 3 of covered electric cable 2, thus realizes the firmly combination of contact 6 and covered electric cable 2.
In addition, as shown in Fig. 3 and Fig. 8, for the structure except the layout except caulking part 39, the 1st contact 61 and the 2nd contact 62 have mutually the same structure.More specifically, about length direction X1, the position of the position of each contact site 34, the position of each anti-delinking part 35, each pressurization part 36 and the aligned in position of each pressure contact portion 37,38.
Next, the structure for connecting crimp connector 1 and covered electric cable 2 is described.
Fig. 9 is the flow chart of an example of the handling process illustrated for connecting crimp connector 1 in present embodiment and covered electric cable 2.In the present embodiment, crimp connector 1 and covered electric cable 2 are connected according to the flow process of the flow chart shown in Fig. 9.In addition, when the flow chart with reference to Fig. 9 is described, also suitably with reference to the figure beyond Fig. 9.
Operation for connecting crimp connector 1 and covered electric cable 2 comprises: preparatory process (step S1), insertion operation (step 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, the crimp connector 1 of the state that a pair portion 43,44 preparing caulking part 39 extends along thickness direction Z1.
Next, in insertion operation (step S2), in crimp connector 1, multiple covered electric cable 2 is inserted.Then, in lip manufacturing procedure (step S3), lip processing is implemented to a pair portion 43,44 of each caulking part 39.Further, in staking process (step S4), a pair portion 43,44 of each caulking part 39 is riveted to the covering portion 3 of covered electric cable 2.
Figure 10 be as insert the insertion of instrument that uses in lip manufacturing procedure the stereogram of lip processing drift 70 and crimp connector 1.Figure 11 is the rearview that the 1st stage of inserting operation is shown.Figure 12 is the rearview that the 2nd stage of inserting operation is shown.Figure 13 is the rearview that the 3rd stage of inserting operation is shown.Figure 14 is the enlarged drawing of the major part of Figure 13.Figure 15 is the rearview of the major part that lip manufacturing procedure is shown.
With reference to Figure 10, in insertion operation and lip manufacturing procedure, use insert lip processing drift 70.Insert lip processing drift 70 insertion operation in for multiple covered electric cable 2 is inserted into multiple contact 6 together.Further, in the lip manufacturing procedure of carrying out before staking process, insert lip processing drift 70 for make the mode of the narrower intervals between the terminal part of the 3rd part 47,47 in a pair portion 43,44 of each contact 6 make a pair portion 43,44 be out of shape.
Insert lip processing drift 70 there is the 1st punch 71, the 2nd punch 72 and the 3rd punch 73.1st punch 71, the 2nd punch 72 and the 3rd punch 73 are configured to be shifted independently of one another.In addition, below, with insert lip processing drift 70 state opposed on thickness direction Z1 with crimp connector 1 be described for benchmark.
1st punch 71 is arranged to multiple covered electric cable 2 is inserted into multiple contact 6 together in insertion operation.1st punch 71 is formed multiple, and arranges along Width Y1.The summation of the quantity in the quantity of the 1st punch 71 and the quantity in the 1st through hole portion 15 and the 2nd through hole portion 16 is equal.Each 1st punch 71 and the 1st corresponding through hole portion 15 or the 2nd through hole portion 16 opposed on thickness direction Z1.
Each 1st punch 71 is formed as the bulk that through-thickness Z1 extends, and enters into the 1st through hole portion 15 and the 2nd through hole portion 16 of the correspondence of housing main body 8.Each 1st punch 71 has for preventing the breach with the contact of the pressure contact portion 37,38 (not shown in Figure 10) in the 1st through hole portion 15.The 2nd punch 72 is configured with at the rear of the 1st punch 71.
2nd punch 72 in order to insert covered electric cable 2 to each 1st contact 61 and implement lip processing to each 2nd contact 62 and arrange in lip manufacturing procedure in insertion operation.
On length direction X1, the length of the 2nd punch 72 is set to less than the length of the 1st punch 71.On length direction X1, 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 location division 721, electric wire pressurization part 722 and lip processing department 723.
Location division 721 is arranged to limit relative to the position of crimp connector 1 on Width Y1 the 2nd punch 72.Location division 721 is formed at position opposed with the 3rd peristome 26 in the 2nd through hole portion 16 on thickness direction Z1 respectively.Each location division 721 is formed as the elongated rod-shaped extended along thickness direction Z1, and can be inserted in the 2nd corresponding through hole portion 16.The terminal part of each location division 721 is formed as the shape of apicule, and easily inserts in the 2nd through hole portion 16 of correspondence.The position arranged at broad ways Y1 and location division 721 is formed with electric wire pressurization part 722.
Electric wire pressurization part 722 arranges between the counter-lateral quadrents 32,33 in order to covered electric cable 2 is inserted into the 1st contact 61 in insertion operation.Electric wire pressurization part 722 is formed multiple.Each electric wire pressurization part 722 is opposed on thickness direction Z1 with the 1st corresponding contact 61.The base end part of each pressurization part 722 is formed as taper, and advances along with along thickness direction Z1 to crimp connector 1 side, and the length of Width Y1 diminishes.Further, the terminal part of each pressurization part 722 is formed as overshooting shape.The position arranged at broad ways Y1 and electric wire pressurization part 722 is formed with lip processing department 723.
Lip processing department 723 arranges to implement lip processing to a pair portion 43,44 of the caulking part 39 of the 2nd contact 62 in lip manufacturing procedure.Lip processing department 723 is formed multiple.Each lip processing department 723 is opposed on thickness direction Z1 with the 2nd corresponding contact 62.Each lip processing department 723 is formed as taper, and along with along thickness direction Z1 away from crimp connector 1, and the length of Width Y1 diminishes.Position adjacent with the 2nd punch 72 with said structure on length direction X1 is configured with the 3rd punch 73.
3rd punch 73 is to insert covered electric cable 2 to each 2nd contact 62 in insertion operation, and in lip manufacturing procedure, lip processing is implemented to each 1st contact 61 and arrange.
On length direction X1, the length of the 3rd punch 73 is set to identical with the length of the 2nd punch 72.On length direction X1, 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 location division 731, electric wire pressurization part 732 and lip processing department 733.
Location division 731 is arranged to limit relative to the position of crimp connector 1 on Width Y1 the 3rd punch 73.The shape of location division 731 is set to the shape identical with the shape of location division 721.Location division 731 is formed at the position opposed on thickness direction Z1 with the 3rd peristome 26 in the 2nd through hole portion 16 respectively.Each location division 731 can be inserted in the 2nd corresponding through hole portion 16.The position arranged at broad ways Y1 and location division 731 is formed with electric wire pressurization part 732.
Electric wire pressurization part 732 arranges between the counter-lateral quadrents 32,33 in order to covered electric cable 2 is inserted into the 2nd contact 62 in insertion operation.Electric wire pressurization part 732 is formed multiple.Each electric wire pressurization part 732 is opposed on thickness direction Z1 with the 2nd corresponding contact 62.The shape of each electric wire pressurization part 732 is set to identical with the shape of electric wire pressurization part 722.Particularly, the base end part of each electric wire pressurization part 732 is formed as taper, and advances along with along thickness direction Z1 to crimp connector 1 side, and the length of Width Y1 diminishes.Further, the terminal part of each electric wire pressurization part 732 is formed as overshooting shape.The position arranged at broad ways Y1 and electric wire pressurization part 732 is formed with lip processing department 733.
Lip processing department 733 arranges to implement lip processing to a pair portion 43,44 of the caulking part 39 of the 1st contact 61 in lip manufacturing procedure.Lip processing department 733 is formed multiple.Each lip processing department 733 is opposed on thickness direction Z1 with the 1st corresponding contact 61.Each lip processing department 733 is formed as taper, and along with along thickness direction Z1 away from crimp connector 1, and the length of Width Y1 diminishes.
Figure 16 is the rearview of the crimp connector 1 after riveting punch 80 being shown and implementing lip processing.With reference to Figure 16, in the present embodiment, in staking process (step S4), employ riveting punch 80.In addition, below, with the state opposed with crimp connector 1 on thickness direction Z1 of riveting punch 80 for benchmark is described.
Riveting punch 80 has the 1st riveted joint processing department 81 and the 2nd riveted joint processing department 82.
1st riveted joint processing department 81 arranges to implement riveted joint processing to the caulking part 391 of the 1st contact 61.1st riveted joint processing department 81 is provided with multiple.Each 1st riveted joint processing department 81 is configured to be arranged on thickness direction Z1 with the caulking part 391 of the 1st corresponding contact 61.Each 1st riveted joint processing department 81 extends along thickness direction Z1 towards crimp connector 1.A pair recess 81a, 81b is formed at the terminal part of each 1st riveted joint processing department 81.
A pair recess 81a, 81b are arranged to make a pair portion 43,44 plastic deformation of the caulking part 391 implementing lip processing.The caulking part 391 that a pair recess 81a, 81b are configured to the 1st contact 61 on thickness direction Z1 with corresponding is respectively opposed, and is formed as the bending that caves in.In the present embodiment, alongst X1 observes, and a pair recess 81a, 81b are formed as arc-shaped respectively.On Width Y1, the entire length of a pair recess 81a, 81b be set to than the 1st contact 61 enforcement lip processing state caulking part 391 on the total length of end in a pair portion 43,44 long.Pars intermedia on a pair recess 81a, 81b Width Y1 separately on thickness direction Z1 with corresponding sheet portion 43,44 opposed.Rivet the different position of processing department 81 to be configured with the 2nd to rivet processing department 82 in the position and the 1st with said structure of the position of Width Y1 and length direction X1.2nd riveted joint processing department 82 is configured to rivet processing department 81 and be shifted integratedly with the 1st.
2nd riveted joint processing department 82 arranges to implement riveted joint processing to the caulking part 392 of the 2nd contact 62.2nd riveted joint processing department 82 is provided with multiple.Each 2nd riveted joint processing department is configured to be arranged on thickness direction Z1 with the caulking part 392 of the 2nd corresponding contact 62.Each 2nd riveted joint processing department 82 extends along thickness direction Z1 towards crimp connector 1 side.A pair recess 82a, 82b is formed at the terminal part of each 2nd riveted joint processing department 82.
A pair recess 82a, 82b are arranged to make a pair portion 43,44 plastic deformation of the caulking part 392 implementing lip processing.The shape of a pair recess 82a, 82b is identical with the shape of a pair recess 82a, 82b, is formed as the bending caved in.On Width Y1, the entire length of a pair recess 82a, 82b be set to than the 2nd contact 62 enforcement lip processing state caulking part 392 on the total length of end in a pair portion 43,44 long.Pars intermedia on a pair recess 82a, 82b Width Y1 separately on thickness direction Z1 with corresponding a pair portion 43,44 opposed.
As mentioned above, the 1st riveted joint processing department 81 is different with the 2nd riveted joint position of processing department 82 on length direction X1.Thus, even if the 1st riveted joint processing department 81 and the 2nd riveted joint processing department 82 are shapes wider on Width Y1, the 1st riveted joint processing department 81 also can not contact with the 2nd riveted joint processing department 82.
Next, more specific description is carried out to according to the flow chart connection crimp connector 1 of Fig. 9 and the operation of covered electric cable 2.
As shown in figure 11, in preparatory process (step S1), prepare crimp connector 1.Next, multiple covered electric cable 2 is configured to opposed on thickness direction Z1 with crimp connector 1.Further, by insertion lip processing drift 70 be configured to contact with covered electric cable 2.Now, insert multiple 1st punch 71 of lip processing drift 70 contact with covered electric cable 2 adjacent on thickness direction Z1.Further, insert multiple electric wire pressurization part 722 of the 2nd punch 72 of lip processing drift 70 and multiple electric wire pressurization part 732 of the 3rd punch 73 contact with covered electric cable 2 adjacent on thickness direction Z1.
Next, insertion operation (step S2) is carried out.Particularly, the 1st ~ 3rd punch 71 ~ 73 is shifted along thickness direction Z1 towards crimp connector 1.Thus, as shown in figure 12, each covered electric cable 2 is inserted into a counter-lateral quadrents 32,33 together through the terminal part (the 3rd part 47,47) in a pair portion 43,44 of the caulking part 39 of corresponding contact 6.As mentioned above, the interval between the 3rd part 47,47 of each contact 6 is wider than the diameter of covered electric cable 2.Its result is, each covered electric cable 2 is inserted between a pair portion 43,44 of corresponding contact 6 swimmingly.
Then, as shown in FIG. 13 and 14, the 1st ~ 3rd punch 71 ~ 73 presses each covered electric cable 2 (in Figure 13 and Figure 14, pressure contact portion 37 is hidden in pressure contact portion 38) to the pressure contact portion 37,38 of the contact 6 of correspondence.Thus, the covering portion 3 of each covered electric cable 2 is cut off by the crimping sword 41,42 of the pressure contact portion 37,38 of the contact 6 of correspondence.
Afterwards, the heart yearn portion 4 of each covered electric cable 2 is inserted near the bottom of pressure contact portion 37,38.Thus, the electrical connection between the heart yearn portion 4 of each covered electric cable 2 and the pressure contact portion 37,38 of corresponding joint 6 is realized.And, the location division 721,731 of the 2nd punch 72 and the 3rd punch 73 is inserted into the 2nd corresponding through hole portion 16, achieve the 2nd punch 72 and the 3rd location of punch 73 on Width Y1 (in Figure 13 and Figure 14, location division 721 is hidden in location division 731).
Now, each covered electric cable 2 is sandwiched between a counter-lateral quadrents 32,33 of corresponding contact 6.In this case, in the 2nd punch 72, electric wire pressurization part 722 is pressurizeed to the covered electric cable 2 being inserted into the 1st contact 61, and on the other hand, lip processing department 723 is not pressurizeed to the caulking part 39 of the 2nd contact 62.Further, in the 3rd punch 73, electric wire pressurization part 732 is pressurizeed to the covered electric cable 2 being inserted into the 2nd contact 62, and on the other hand, lip processing department 733 is not pressurizeed to the caulking part 39 of the 1st contact 61.
Next, lip manufacturing procedure (step S3) is carried out.In lip manufacturing procedure, the 1st ~ 3rd punch 71 ~ 73 is shifted to roof 17 side of crimp connector 1 further along thickness direction Z1.Thus, as shown in figure 15, each lip processing department of the 2nd punch 72 723 is pressurizeed by a pair the 3rd parts 47,47 of the caulking part 392 to the 2nd corresponding contact 62, the narrower intervals between the terminal part making a pair portion 43,44 of caulking part 392.Similarly, multiple lip processing departments of the 3rd punch 73 733 are pressurizeed by a pair the 3rd parts 47,47 of the caulking part 391 to the 1st corresponding contact 61, the narrower intervals between the terminal part making a pair portion 43,44 of caulking part 391.
Next, as shown in figure 16, in staking process (step S4), first, riveting punch 8 is configured to opposed on thickness direction Z1 with crimp connector 1.
Next, riveting punch 80 is shifted along thickness direction Z1 towards crimp connector 1.Thus, a pair portion 43,44 of the caulking part 39 of the 1st contact 61 of correspondence is riveted on covered electric cable 2 by recess 81a, 81b of each 1st riveted joint processing department 81.Further, a pair portion 43,44 of the 2nd contact 62 of correspondence is riveted on covered electric cable 2 by recess 82a, 82b of each 2nd riveted joint processing department 82.Utilize said structure, complete the connection operation of multiple covered electric cable 2 to crimp connector 1.Now, in the 1st contact 61 adjacent on Width Y1 and the 2nd contact 62, the position of caulking part 391,392 on length direction X1 is different.Further, the position that the 1st adjacent on Width Y1 riveted joint processing department 81 and the 2nd riveted joint processing department 82 are configured on length direction X1 is different.
As described above, crimp connector 1 according to the present embodiment, when making multiple covered electric cable 2 be attached to multiple contact 6 together, in insertion operation, is inserted into corresponding contact 6 together by multiple covered electric cable 2.Then, in staking process, for carrying out multiple riveted joint processing departments 81,82 of the riveting punch 80 of riveting processing to caulking part 39 by the caulking part 39 of the multiple contact 6 of riveted joint, each caulking part 39 is combined with corresponding covered electric cable 2.More specifically, in 2 contacts 6 adjacent on Width Y1, caulking part 39 position is in the longitudinal direction different.Then, add man-hour in riveted joint, multiple riveted joint processing departments 81,82 of riveting punch 80 are configured to opposed with the caulking part about 39 of multiple contact 6.In this condition, 2 adjacent on the Width Y1 positions of riveted joint processing department 81,82 on length direction X1 are different.Thus, each riveted joint processing department 81,82 of riveting punch 80 is shapes longer on Width Y1, further, even if when the disposition interval of riveted joint processing department 81,82 on Width Y1 is short, riveted joint processing department 81,82 also can be suppressed to contact with each other.Its result is, also can shorten the disposition interval of contact 6 on Width Y1, can realize the miniaturization of crimp connector 1.And as mentioned above, each riveted joint processing department 81,82 can be formed as shape longer on Width Y1, therefore, each riveted joint processing department 81,82 can contact from the both sides of caulking part 39 with this caulking part 39 more reliably.Thus, each riveted joint processing department 81,82 can make caulking part 39 flexural deformation more reliably, and this caulking part 39 is riveted to covered electric cable 2.Above, according to the present embodiment, can reliably together multiple covered electric cable 2 and multiple contact 6 be combined, and, the miniaturization of crimp connector 1 can be realized.
Further, according to crimp connector 1, the caulking part 391 of the 1st contact 61 and the caulking part 392 of the 2nd contact 62 are aligned to Z-shaped.According to such structure, the length that the caulking part 39 of multiple contact 6 is occupied on length direction X1 as a whole can be shortened.Thus, the total length of crimp connector 1 on length direction X1 can be made shorter, and its result is, crimp connector 1 can be made miniaturized further.
Further, according to crimp connector 1, the crimping sword 41 of multiple contact 6 with crimp the aligned in position of sword 42 on length direction X1.According to this structure, the length that the crimping sword 41,42 of multiple contact 6 is occupied on length direction X1 as a whole can be shortened.Thus, the total length of crimp connector 1 on length direction X1 can be made shorter, and its result is, crimp connector 1 can be made miniaturized further.
Further, according to crimp connector 1, in staking process, a pair portion 43,44 of the caulking part 39 of each contact 6 is combined with the covering portion 3 being configured in the covered electric cable 2 between a pair portion 43,44 by being bent.According to this structure, by a pair portion 43,44 being riveted on the covering portion 3 of covered electric cable 2, the adhesion between contact 6 and covered electric cable 2 fully can be guaranteed.
Further, according to crimp connector 1, under a pair portion 43,44 of each contact 6 state before being bent, there is the shape along with the interval before the end side towards a pair portion 43,44 and then between a pair portion 43,44 expands.According to this structure, in insertion operation, when covered electric cable 2 is inserted to contact 6, between a pair portion 43,44 that easily covered electric cable 2 can be inserted into caulking part 39.Thus, operation covered electric cable 2 being attached to contact 6 is easily carried out.And staggered in the position of caulking part 39 on length direction X1 of contact 6 adjacent on Width Y1.Thus, even if the shape of the terminal part in a pair portion 43,44 (the 3rd part 47,47) is the shape that end expands, also can prevent adjacent contact 6 from contacting with each other.Thus, the interval between the terminal part that can expand a pair portion 43,44 further.
Further, as mentioned above, can shorten the disposition interval of contact 6 on Width Y1, its result is, realizes the miniaturization of crimp connector 1.That is, even for the crimp connector 1 of the large covered electric cable 2 of diameter, the miniaturization of this crimp connector 1 also can be realized.
Further, according to crimp connector 1, in lip manufacturing procedure, in the mode of the narrower intervals between the terminal part in a pair portion 43,44, a pair portion 43,44 is out of shape.According to this structure, in lip manufacturing procedure, in the mode of the narrower intervals between the terminal part in a pair portion 43,44, a pair portion 43,44 is out of shape.Its result is, in staking process, utilizes riveting punch 80 that the terminal part in a pair portion 43,44 can be made more reliably to be out of shape towards covering portion 3.In other words, in staking process, utilize the riveted joint processing department 81,82 of riveting punch 80, a pair portion 43,44 can be suppressed to produce such distortion of buckling.Thus, caulking part 39 can be made to be combined more reliably with covering portion 3.
[variation]
Above, embodiments of the present invention are illustrated, but the invention is not restricted to above-mentioned execution mode, as long as record in detail in the claims, can various change be carried out.Such as, also enforcement can be changed as described below.
In the above-described embodiment, for the other side's side-connector be connected to circuit substrate mode, namely, the connected mode of plate to line formula be illustrated.But, may not be like this.Such as, also can the other side's side-connector be connected to covered electric cable mode, namely, apply the present invention in the connected mode of Line To Line formula.
Utilizability in industry
The crimp connector of the present invention as crimp connector, live line and the method for attachment of crimp connector and covered electric cable, can be widely used.

Claims (9)

1. a crimp connector, it is connected with multiple covered electric cable, and multiple described covered electric cable has the structure utilizing covering portion cladding core wire portion respectively, it is characterized in that,
Described crimp connector possesses:
Multiple contact, they and multiple described covered electric cable are arranged respectively accordingly, and extend along the length direction of regulation; With
Shell, the state that its also column direction multiple described contact being remained on the edge regulation vertical with described length direction arranges,
Each described contact comprises:
For cutting off the crimping sword of described covering portion; With
Be riveted on the caulking part of described covering portion,
In 2 described and adjacent on column direction described contacts, the position of described caulking part on described length direction is different.
2. crimp connector according to claim 1, is characterized in that,
As multiple described contact, be provided with the 1st contact and the 2nd contact,
On described length direction, the position of the described caulking part of described 1st contact is different from the position of the described caulking part of described 2nd contact,
Described 1st contact and described 2nd contact are submitted at described and column direction and are alternately configured.
3. crimp connector according to claim 1, is characterized in that,
The aligned in position of described crimping sword on described length direction of multiple described contact.
4. crimp connector according to claim 1, is characterized in that,
Each described caulking part has in described and opposed on column direction a pair portion,
Described a pair portion is combined with the described covering portion being configured in the described covered electric cable between described a pair portion by being bent.
5. crimp connector according to claim 4, is characterized in that,
There is under the state of described a pair portion before being bent the shape along with the interval before the end side to described a pair portion and then between described a pair portion expands.
6. a crimp connector for live line, is characterized in that,
The crimp connector of described live line possesses:
Crimp connector described in any one in claim 1 to 5; With
The multiple covered electric cables be connected respectively with multiple described contact,
Each described contact comprises the counter-lateral quadrents for holding described covered electric cable,
Interval between the diameter of each described covered electric cable that each described covered electric cable is connected under the state before described crimp connector is set to than a described counter-lateral quadrents is large.
7. a method of attachment for crimp connector and covered electric cable, for being connected with crimp connector by multiple covered electric cable, multiple described covered electric cable has the structure utilizing covering portion cladding core wire portion respectively, it is characterized in that,
The method of attachment of described crimp connector and covered electric cable comprises following operation:
Preparatory process, prepares described crimp connector, and described crimp connector possesses: multiple contact, and they and multiple described covered electric cable are arranged respectively accordingly, and extends along the length direction of regulation; And shell, the state that its also column direction multiple described contact being remained on the edge regulation vertical with described length direction arranges;
Insert operation, multiple described covered electric cable is inserted to multiple described contact together, and utilize the crimping sword formed on multiple described contact to cut off the described covering portion of multiple described covered electric cable; And
Staking process, is riveted in corresponding described covering portion by the caulking part formed on each described contact,
In described staking process, in 2 described and adjacent on column direction described contacts, in the mode making the position of described caulking part on described length direction different, carry out riveted joint operation.
8. the method for attachment of crimp connector according to claim 7 and covered electric cable, is characterized in that,
In described preparatory process, the described caulking part of each described contact has in described and opposed on column direction a pair portion, and this pair portion has the shape along with the interval before the end side to described a pair portion and then between described a pair portion expands.
9. the method for attachment of crimp connector according to claim 8 and covered electric cable, is characterized in that,
The lip manufacturing procedure that the method for attachment of described crimp connector and covered electric cable is carried out before being also included in described staking process,
In described lip manufacturing procedure, make the distortion of described a pair portion to make the mode of the narrower intervals between the terminal part in described a pair portion.
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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CN104347992B (en) 2018-09-07

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