CN106252918A - Live line terminal and wire harness and their manufacture method - Google Patents
Live line terminal and wire harness and their manufacture method Download PDFInfo
- Publication number
- CN106252918A CN106252918A CN201610407540.0A CN201610407540A CN106252918A CN 106252918 A CN106252918 A CN 106252918A CN 201610407540 A CN201610407540 A CN 201610407540A CN 106252918 A CN106252918 A CN 106252918A
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- Prior art keywords
- calking
- terminal
- conductor
- wire
- live line
- Prior art date
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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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
- H01R43/0482—Crimping apparatus or processes combined with contact member manufacturing mechanism
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
- H01R43/05—Crimping apparatus or processes with wire-insulation stripping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- 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)
- Insulated Conductors (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The present invention provides live line terminal and wire harness and their manufacture method, it is possible to substantially ensure that sealing (anticorrosive property, water proofing property), it addition, be prevented from the maximization of closure.In wire terminal connecting portion (16), it is formed with pressing processing part (48) in pair of conductors calking sheet (14) and the non-calking part (18) covered for a pair between skin calking sheet (15).This pressing processing part (48) utilizes pressing machining cell to apply to be formed by pressure.The power in the direction of the base plate of crimp type terminal (3) it is directed towards by pressure.Pressing processing part (48) be conductor (5) in order to make composition conductor exposed division (7) wire rod will not bulging and be processed to form.Pressing machining cell is the pressing fixture pressing non-calking part (18).
Description
Technical field
The present invention relates to form anticorrosion portion in the dissimilar metal coupling part each other of electric wire and terminal metal piece form
Live line terminal and comprise wire harness and their manufacture method of this live line terminal.
Background technology
Such as, in order to equipment room electrical connection in the car will be carried, vehicle is laid with wire harness.Wire harness is configured
It is to include wirning harness and be arranged in the various adapters of end of this wirning harness.The adapter of wire harness is configured to include: insulation
The connector shell of property；And the terminal metal piece of multiple electric conductivity housed in the terminal accommodating room of this connector shell.
Terminal metal piece is arranged in the end of the electric wire constituting wirning harness.Electric wire generally uses copper electric wire, and (conductor is copper or copper alloy
The electric wire of the twisted wire of system), and, after by the end peeling of this copper electric wire, connect terminal metal piece by crimping.Additionally,
Terminal metal piece is the copper or copper alloy system that mother metal is identical with the conductor of copper electric wire, the most also implements plating.
In recent years, except considering the deficiency of copper resource, it is also contemplated that the lightweight of vehicle, recycling easy of material
Property, the most also replace copper electric wire to use aluminum electric wire (in this manual, to be referred to as by the electric wire that conductor is aluminum or aluminium alloy
Aluminum electric wire).But, known about aluminum electric wire: compared with the material i.e. copper of the conductor constituting copper electric wire, the oxidation formed on surface
Epithelium is thicker, in aluminum electric wire, there is the contact resistance between this conductor with terminal metal piece (crimp type terminal) and becomes to compare high
Tendency.Therefore, in order to reduce the contact resistance between conductor and the crimp type terminal of aluminum electric wire, have employed utilization and be formed at crimping
Pair of conductors calking sheet on terminal carrys out strength calking conductor with the method improving compression ratio.According to the method, dug by strength
The conductor of tight aluminum electric wire such that it is able to the oxide scale film constituting each wire rod of conductor is destroyed.I.e., it is possible to reduce conductor and crimp
Contact resistance between terminal.
But, it is known that aluminium and copper material contact portion, be said differently the contact portion being dissimilar metal each other, when
This contact portion is situated between when there being moisture, and aluminum and copper both metals incorporate in water as ion and produce current potential between
Differences etc. also cause galvano-cautery.Additionally, ought be by the conductor of aluminum electric wire and the crimp type terminal electrical resistance of copper or copper alloy, machinery
Property ground connect time, in the crimping portion of the conductor carried out by the conductor calking sheet of crimp type terminal, owing to becoming high compression
Crimping, therefore prevents immersion as a result, avoid the generation of galvano-cautery.But, relative to leading of being carried out by conductor calking sheet
The crimping portion of body, in the position of terminal axially (electric wire bearing of trend), conductor is in the state that a part is exposed, therefore, when
Attachment of moisture is herein and when arriving above-mentioned crimping portion, it is possible to crimping portion becomes just like the shape being immersed in electrolytic solution
State, the i.e. aluminum of metal that ionization tendency is bigger dissolves and galvano-cautery is in progress.Therefore, in order to prevent exposing of moisture conductor 801
Part attachment, to the immersion of crimping portion, be formed with anticorrosion portion 115 (closure) (such as, ginseng as shown in Figure 10 in the past
According to following patent documentation 1).
In Fig. 10, reference 101 represents that aluminum electric wire, reference 102 represent crimp type terminal.Aluminum electric wire 101 is by structure
Become and include: the conductor 103 of aluminum or aluminium alloy；And cover the resin coating skin 104 of the insulating properties of this conductor 103.Aluminum electricity
Line 101 removes the end of resin coating skin 104 and forms conductor exposed division 105.On the other hand, crimp type terminal 102 is the end of female
Sub-metalwork, by the metallic plate of copper or copper alloy carries out punch process, thus is formed to illustrate shape.Pressure connection terminal
Son 102 has: the electric contacting part 106 of rectangular drum like；Calking portion 107；And by these electric contacting parts 106 and calking portion
107 linking parts 108 linked.It is formed in calking portion 107: for loading the mounting portion 109 of conductor exposed division 105；For inciting somebody to action
It is positioned in the conductor calking sheet 110 of conductor exposed division 105 calking of this mounting portion 109；And for by conductor exposed division 105
Near resin coating skin 104 calking cover skin calking sheet 111.
In above-mentioned composition and structure, being formed with wire terminal connecting portion 118, this wire terminal connecting portion 118 wraps
Containing utilizing conductor calking sheet 110 that conductor calking part 112 and the utilization of conductor exposed division 105 calking are covered skin calking sheet
Resin coating skin 104 calking near conductor exposed division 105 is covered skin calking part 113 by 111.Additionally, dig at conductor
In tight part 112, according to length and the relation of the width of conductor calking sheet 110 of conductor exposed division 105, non-calking portion can be produced
Divide 114.Therefore, when this non-calking part 114 being covered, it is formed with anticorrosion at wire terminal connecting portion 118
Portion 115 (closure).Anticorrosion portion 115 is by dripping respectively anticorrosive 117 from each nozzle 116 of two allotters
(encapsulant), then, makes to be dripped by this and the anticorrosive 117 that is coated with solidifies, thus formed.Additionally, as anti-
Corrosion material 117, uses silicone rubber.
Prior art literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2011-113708 publication
Summary of the invention
The problem that the present invention to be solved
In the above prior art, when formed wire terminal connecting portion 118 time, conductor calking part 112 and cover skin chisel
Non-calking part 114 between tight part 113 is formed the shape as shown in Figure 11 (a).That is, from resin coating skin 104
To by between before conductor calking sheet 110 calking after pull-out, non-calking part 114 is formed the Curved protruded laterally
Shape.About the non-calking part 114 of such shape, there is following problem points.Specifically, there is following problem points:
Constitute in a plurality of wire rod 103a of conductor 103, such as one wire rod 103a ' is with the state bulging as shown in Figure 11 (b)
In the case of, even if dripping anticorrosive 117 (with reference to Figure 10) afterwards, wire rod 103a ' is also not coated, and depends at wire rod 103a '
Anticorrosion portion 115 (closure under the old state exposed.With reference to Figure 10) it is formed.Even if being formed with anticorrosion portion 115 and line
Under the state that material 103a ' the most still exposes, certain anticorrosive property can be deteriorated.
It addition, in the case of wire rod 103a ' is with the state bulging shown in Figure 11 (b), there is following problem points.Specifically
For, it is assumed that even if anticorrosive 117 (with reference to Figure 10) is attached to wire rod 103a ', it may have following problem points: due to wire rod
103a ' is the part of the state of bulging, and therefore, the anticorrosion portion 115 (with reference to Figure 10) formed afterwards can maximize.If anticorrosion
Erosion portion 115 maximizes, and certain terminal can become difficulty to the insertion of connector shell.
Additionally, in the above prior art, there is following problem points: as shown in Figure 10, from each nozzle of two allotters
116 drip anticorrosive 117 respectively, then, are dripped by this and the anticorrosive 117 that is coated with is opened owing to having surface
Power, therefore, will not cling to the non-calking part 114 at wire terminal connecting portion 118, when hereafter there is dropping liquid, it is impossible to
Anticorrosion portion 115 is formed with sufficient state.
The present invention completes in view of the above circumstances, and its problem is to provide one can substantially ensure that sealing
(anticorrosive property, water proofing property), the live line terminal that the maximization of closure can also be prevented and wire harness and their manufacture method.
For solving the scheme of problem
The live line terminal of the present invention described in technical scheme 1 completed to solve the problems referred to above is by electric wire
The position of the conductor exposed division that resin coating skin removes and formed connects terminal metal piece and forms wire terminal connecting portion, and
And, it being formed with the closure covered by this wire terminal connecting portion, described live line terminal is characterised by, described electric wire
Terminal connection part comprises: utilize the conductor calking sheet of described terminal metal piece to be dug by the conductor of described conductor exposed division calking
Tight part；The non-calking part of this conductor calking part of its periphery；And utilize described terminal metal piece cover skin calking sheet by institute
That states the described resin coating skin calking near conductor exposed division covers skin calking part, and, described non-calking part has
It is pressed the pressing processing part processed at pressing machining cell.
According to the present invention having the feature that, owing to becoming the electricity in non-calking part with pressing processing part
Line terminals connecting portion, therefore, will not become the shape of a part of bulging of non-calking part as a result, with non-calking part not
The state that can expose forms closure.It addition, closure is also formed as the state that will not maximize.
The present invention described in technical scheme 2 is the live line terminal as described in technical scheme 1, it is characterised in that institute
State terminal metal piece and there is the cone outwardly formed at described conductor calking sheet and the described sidewall top covered between skin calking sheet
Shape.
According to the present invention having the feature that, time above the supply position of encapsulant is non-calking part,
Such as in the case of needing to make encapsulant successfully spread to the opposition side of this supply position, the court formed on sidewall top
Outer taper is effective.When being formed with taper outwardly, easily cross sidewall top due to encapsulant, therefore, seal
Material will not be detained as a result, prevent the maximization of closure at position superfluously.Additionally, being formed at of taper outwardly
It is effective when obtaining the suitable creep age distance with electric wire.
The present invention described in technical scheme 3 is the live line terminal recorded such as technical scheme 1 or 2, it is characterised in that
Voltage is applied between described terminal metal piece and metal nozzle, and from described metal nozzle by the sealing material with electric charge
Expect that the state to be attracted to described wire terminal connecting portion supplies and form described closure.
According to the present invention having the feature that, the power of attraction based on electrostatic force is made to act on encapsulant, therefore,
Encapsulant will not dropping liquid, wire terminal connecting portion can be trapped in.
The present invention described in technical scheme 4 is the live line terminal recorded such as technical scheme 3, it is characterised in that inciting somebody to action
Its UV solidification is made to form described closing after being supplied to described wire terminal connecting portion with the encapsulant of described electric charge
Portion.
According to the present invention having the feature that, it is effective for using the encapsulant being made up of uv curing resin
's.Encapsulant, owing to having the power of attraction based on electrostatic force, therefore, can be trapped in wire terminal connecting portion, and
And, when such as utilizing the irradiation ultraviolet radiations such as UV lamp when being detained, accept this ultraviolet and irradiate the energy brought, protect
Hold the state cured of described delay.
It addition, the wire harness of the present invention described in technical scheme 5 completed to solve described problem is characterised by,
Comprise the live line terminal of any one record of technical scheme 1 to 4 and by the company of the terminal metal piece collecting of this live line terminal
Constitute adapter with connecing device housing, and this adapter is fitted over end.
According to the present invention having the feature that, form the charged line end that any one comprising technical scheme 1 to 4 is recorded
The wire harness of son.The closure of live line terminal will not maximize, and therefore, inserts to the terminal of connector shell and is easy to.
Additionally, in the present invention described in technique scheme 1, if electric wire being defined to aluminum electric wire, by terminal metal
Part is defined to the terminal metal piece of the metal with aluminum electric wire xenogenesis, and encapsulant is defined to anticorrosive, closure is limited
It is set to anticorrosion portion, so limits object, then there is following feature.That is, following wire terminal is become: aluminum will included
System or the conductor of aluminium alloy and cover this conductor insulating properties resin coating skin electric wire, described resin coating skin remove and
The position of the conductor exposed division formed, connects the terminal metal piece that mother metal is copper or copper alloy and connects to form wire terminal
Meet portion, and, it being formed with the anticorrosion portion covering this wire terminal connecting portion, this live line terminal is characterised by, described
Wire terminal connecting portion comprises: utilize the conductor calking sheet of described terminal metal piece by described conductor exposed division calking
Conductor calking part；The non-calking part of this conductor calking part of its periphery；And utilize described terminal metal piece cover skin calking
Sheet covers skin calking part by the described resin coating skin calking near described conductor exposed division, and, described non-calking portion
Divide to have and be pressed, at pressing machining cell, the pressing processing part processed.
It addition, in the present invention described in technique scheme 1, if encapsulant to be defined to waterproof material, will envelope
Closing part is defined to waterproof portion, so limits object, then has following feature.That is, following live line terminal is become: will
The position of the conductor exposed division that the resin coating skin of electric wire removes and formed connects terminal metal piece and forms wire terminal and connect
Portion, and, it being formed with the waterproof portion covering this wire terminal connecting portion, this live line terminal is characterised by, described electricity
Line terminals connecting portion comprises: utilize conductor calking sheet the leading described conductor exposed division calking of described terminal metal piece
Body calking part；The non-calking part of this conductor calking part of its periphery；And utilize described terminal metal piece cover skin calking sheet
Described resin coating skin calking near described conductor exposed division covered skin calking part, and, described non-calking part
Have and be pressed, at pressing machining cell, the pressing processing part processed.
Invention effect
The present invention recorded according to technical scheme 1, acquirement can substantially ensure that sealing (anticorrosive property, water proofing property) is this
Effect, it is prevented from the effect of the maximization of closure.
The present invention recorded according to technical scheme 2, obtains the effect that can aid in the maximization preventing closure.
The present invention recorded according to technical scheme 3, prevents the dropping liquid of encapsulant as a result, acquirement can be with sufficient shape
State forms this effect of closure.According to the present invention, obtain the effect that can improve sealing.
The present invention recorded according to technical scheme 4, acquirement can be trapped in wire terminal connecting portion making encapsulant
State under to easily and reliably make its effect solidified.According to the present invention, obtain the effect that can improve sealing.
The present invention recorded according to technical scheme 5, the live line terminal that any one comprising technical scheme 1 to 4 is recorded, because of
This, acquirement can provide one to substantially ensure that sealing, it addition, can easily carry out inserting easily to the terminal of connector shell
, the effect of better wire harness.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the live line terminal illustrating the present invention.
Fig. 2 is the line A-A sectional view of Fig. 1.
Fig. 3 is the axonometric chart forming the live line terminal before anticorrosion portion.
Fig. 4 is the line B-B sectional view of Fig. 3.
Fig. 5 is the axonometric chart of the live line terminal for manufacture method is described.
Fig. 6 is the line A-A sectional view of Fig. 5.
Fig. 7 is the specification figure of the manufacture method of live line terminal.
Fig. 8 is the axonometric chart of the adapter of the wire harness constituting the present invention.
Fig. 9 is the figure of the connector shell of Fig. 8, and (a) is axonometric chart, and (b) is line C-C sectional view.
Figure 10 is the figure of the live line terminal of conventional example, and (a) is axonometric chart, and (b) is line D-D sectional view.
Figure 11 is the amplification view of the wire terminal connecting portion of Figure 10, and (a) does not has wire rod in non-calking part
The figure of the state of bulging, (b) is the figure of state of bulging in non-calking part with wire rod.
Description of reference numerals
1 ... live line terminal,
2 ... aluminum electric wire (electric wire),
3 ... crimp type terminal (terminal metal piece),
4 ... anticorrosion portion (closure, waterproof portion),
5 ... conductor,
6 ... resin coating skin,
7 ... conductor exposed division,
8 ... electric contacting part,
9 ... calking portion,
10 ... linking part,
11 ... elastic contact chip,
12 ... engaged part,
13 ... mounting portion,
14 ... conductor calking sheet,
15 ... cover skin calking sheet,
16 ... wire terminal connecting portion,
17 ... conductor calking part,
18 ... non-calking part,
19 ... cover skin calking part,
20 ... anticorrosive (encapsulant, waterproof material),
21 ... metal nozzle,
22 ... voltage application portion,
23 ... UV lamp,
46 ... sidewall,
47 ... taper outwardly,
48 ... pressing processing department,
49 ... pressing machining cell,
51 ... adapter,
52 ... connector shell,
53 ... terminal accommodating room,
54 ... locking lance,
55 ... stopper section,
56 ... contact insert port,
57 ... guiding rib,
58 ... lock arm,
S1 ... electric wire manufacturing procedure,
S2 ... wire terminal connection operation,
S3 ... anticorrosive supply step (encapsulant supply step, waterproof material supply step),
S4 ... anticorrosive curing process (encapsulant curing process, waterproof material curing process),
S21 ... pressing processing department divides formation process
Detailed description of the invention
Live line terminal is configured to include aluminum electric wire and crimp type terminal.Aluminum electric wire is configured to include that aluminum or aluminum close
The conductor of gold system and the resin coating skin of insulating properties that this conductor is covered.Resin coating skin is removed and is formed with conductor by aluminum electric wire
Exposed division.Crimp type terminal has the calking portion as crimping portion, is formed with conductor calking sheet in this calking portion and covers skin calking
Sheet.Live line terminal is formed with wire terminal connecting portion in conductor exposed division crimping calking portion.And, to cover this electricity
The mode of line terminals connecting portion is formed with anticorrosion portion.Anticorrosion portion is by executing between crimp type terminal and metal nozzle
Making alive and the anticorrosive with electric charge being carried out with the state being attracted to wire terminal connecting portion from metal nozzle
Supply, thus formed.It addition, anticorrosion portion is by the anticorrosive being supplied to wire terminal connecting portion is irradiated purple
Outside line also makes its UV be solidified to form.
Wire terminal connecting portion comprises: utilize conductor calking sheet by the conductor calking portion of conductor exposed division calking
Point；The non-calking part of this conductor calking part of its periphery；And utilize cover skin calking sheet by the resin coating near conductor exposed division
Skin calking cover skin calking part, and non-calking part has pressing processing part.Pressing processing part is to add in pressing
Work order unit is with being processed to form by pressure towards the direction of the base plate of crimp type terminal.
[embodiment]
Hereinafter, with reference to the accompanying drawings of embodiment.Fig. 1 is the axonometric chart of the live line terminal illustrating the present invention.It addition, Fig. 2
Being the line A-A sectional view of Fig. 1, Fig. 3 is the axonometric chart forming the live line terminal before anticorrosion portion, and Fig. 4 is the line B-B of Fig. 3
Sectional view.Further, Fig. 5 is the axonometric chart of the live line terminal for manufacture method is described, Fig. 6 is the line A-A sectional view of Fig. 5,
Fig. 7 is the specification figure of the manufacture method of live line terminal.Additionally, Fig. 8 is the vertical of the adapter of the wire harness constituting the present invention
Body figure, Fig. 9 is the figure of the connector shell of Fig. 8.
<about the composition of live line terminal 1>
In Fig. 1 and Fig. 2, reference 1 illustrates the live line terminal of the present invention.Live line terminal 1 is configured to include
Aluminum electric wire 2 (electric wire) and be arranged in the crimp type terminal 3 (terminal metal piece) of end of this aluminum electric wire 2.It addition, live line terminal 1
It is configured to have anticorrosion portion 4 in the dissimilar metal coupling part each other of aluminum electric wire 2 and crimp type terminal 3 (closure, waterproof
Portion).Additionally, the live line terminal 1 of the present embodiment is the live line terminal of the end configuration crimp type terminal 3 at aluminum electric wire 2,
But, such as can also be in the terminal metal piece of the suitable shape of the intermediate configurations of aluminum electric wire 2.
<about composition and the structure of aluminum electric wire 2>
In Fig. 1 to Fig. 4, aluminum electric wire 2 have employed cross section circular and can produce when being applied with the power of bending return to former
There is as the counteracting force of the state come the aluminum electric wire of flexibility.Aluminum electric wire 2 is configured to include conductor 5 and resin coating
Skin 6.
Conductor 5 is to be formed by a plurality of wire rod (omission reference) twisted circular for cross section.This wire rod be aluminum or
Aluminium alloy system.That is, conductor 5 is the conductor of aluminum or aluminium alloy.Conductor 5 has predetermined cross-sectional area of conductor and amasss.And, this conductor
The part of sectional area only wire length with aluminum electric wire 2 correspondingly there will be.The proportion of aluminium is 2.70g/cm3, copper material described later
Proportion be 8.96g/cm3, therefore, aluminum electric wire 2 is light weight, if used as the vehicle-mounted electric wire of strip, then for fuel
The raisings of efficiency etc. are effective.
Additionally, the standard electrode potential that aluminium is in electrochemical reaction is-1.676V, it addition, the standard of copper material described later
Electrode potential is+0.340V.Their potential difference is relatively big, therefore, when having moisture to immerse between aluminium and copper material and being detained,
Battery is formed by aluminum, copper and electrolyte aqueous solution.And, a side of the anode becoming this battery, i.e. conductor 5 can occur
Differential metals contact corrosion (Galvanic burn into galvano-cautery).Due to such reason, certainly need for preventing the anti-of galvano-cautery
Corrosion portion 4.
Resin coating skin 6 is so-called insulator, is to conductor 5 by the resin material extrusion molding by having insulating properties
Outside thus to be formed cross section circular.As above-mentioned resin material, it is possible to use the material of known various kinds.Such as,
Suitably select from the macromolecular materials such as Corvic, polyvinyl resin, acrylic resin.
The most such aluminum electric wire 2 is formed with conductor reveals by only resin coating skin 6 being removed predetermined length at its end
Go out portion 7.
<about the structure of crimp type terminal 3>
In Fig. 1 to Fig. 4, crimp type terminal 3 is the terminal metal piece of female, by being copper or copper alloy to mother metal
Metallic plate carries out punch process thus is formed such as to illustrate shape (can also be the terminal metal piece of male form).Though additionally,
It is not particularly illustrated, but, plating is implemented on the surface of above-mentioned mother metal.Plating is situated between and is to become the copper material of dissimilar metal contact portion
And between aluminium.Crimp type terminal 3 has: electric contacting part 8；Calking portion 9；And these electric contacting parts 8 and calking portion 9 are connected
The linking part 10 of knot.
<about electric contacting part 8>
Electric contacting part 8 is the electric connecting member being attached with not shown the other side's terminal metal piece, is formed
The rectangular barrel shape in cross section.In the inside of electric contacting part 8, it is formed with the insertion making the contact of the other side's terminal metal piece insert
Space.It addition, be formed with elastic contact chip 11, when being inserted with contact, this elastic contact chip 11 and contact Elastic Contact.Electrically
Reference 12 in contact site 8 represents that card is suspended to the locking lance 54 of connector shell 52 described later being locked of being locked
Portion.
<about calking portion 9>
Calking portion 9 is the electric connecting member being connected with aluminum electric wire 2, and the terminal metal piece of the present embodiment is crimp type terminal 3,
Therefore, calking portion 9 is formed to the part being attached by crimping.Specifically, calking portion 9 is formed such as bottom
Point: there is the mounting portion 13 of the conductor exposed division 7 for loading aluminum electric wire 2, for being revealed by the conductor being positioned in this mounting portion 13
Go out the pair of conductors calking sheet 14 of portion 7 calking and a pair of resin coating skin 6 calking near by conductor exposed division 7
Cover skin calking sheet 15.Additionally, mounting portion 13 is also sometimes referred to as base plate.It addition, conductor calking sheet 14 is also sometimes referred to as spool.
Further, cover skin calking sheet 15 and be also sometimes referred to as insulating cylinder.
Pair of conductors calking sheet 14 and cover for a pair skin calking sheet 15 terminal axially-spaced predetermined compartment of terrain configuration.Separately
Outward, pair of conductors calking sheet 14 and the shape before covering the calking of skin calking sheet 15 for a pair are all formed the shape of substantially V shape.
Additionally, pair of conductors calking sheet 14 is by conductor exposed division 7 calking, cover skin calking sheet 15 for a pair by resin coating skin 6 calking, therefore,
They are formed with different width, bulging length according to the shape of calking object, the difference of outer perimeter.
It is formed with part as follows in calking portion 9.Specifically, pair of conductors calking sheet 14 and cover for a pair skin chisel
Between tight sheet 15, each top of left and right sides sidewall 46, is formed with taper 47 outwardly.Taper 47 outwardly is formed
Enable to the part that anticorrosive 20 (with reference to Fig. 5～Fig. 7) described later easily crosses the top of sidewall 46.Taper outwardly
47 are formed to be capable of preventing the part that anticorrosive 20 accumulates superfluously at position.By forming taper outwardly
47 such that it is able to prevent the maximization in anticorrosion portion 4.It addition, can suitably obtain and the creep age distance of aluminum electric wire 2.
<about wire terminal connecting portion 16>
When above such calking portion 9 is crimped conductor exposed division 7, form the electric wire as shown in reference 16
Terminal connection part.Wire terminal connecting portion 16 is formed to comprise: utilize pair of conductors calking sheet 14 to be dug by conductor exposed division 7
Conductor calking part 17 tightly；The non-calking part 18 of the periphery of this conductor calking part 17；And utilize a pair and cover skin
Calking sheet 15 covers skin calking part 19 by resin coating skin 6 calking near conductor exposed division 7.
At wire terminal connecting portion 16, it is formed with part as follows.Specifically, at pair of conductors calking sheet 14
And the non-calking part 18 covered for a pair between skin calking sheet 15 is formed with pressing processing part 48.This pressing processing part 48 be by
Pressing machining cell 49 applies to be formed by pressure.Additionally, be directed towards by pressure the base plate of crimp type terminal 3 direction (towards
The direction of mounting portion 13) power.Pressing processing part 48 is that the wire rod of the conductor 5 in order to make composition conductor exposed division 7 will not be swollen
Go out and be processed to form.Pressing machining cell 49 is the pressing fixture pressing non-calking part 18.
<about linking part 10>
Linking part 10 is formed the substantially chute shape axially extended at terminal with predetermined length.End at linking part 10
Son axially one end connects electric contacting part 8.It addition, the terminal axial other end connection at linking part 10 has calking portion 9.
<about anticorrosion portion 4>
In Fig. 1 and Fig. 2, anticorrosion portion 4 is formed wire terminal connecting portion 16 water to prevent galvano-cautery
The part thickly covered.Specifically, when being defined as by the arrow in figure before and after up and down, anticorrosion portion 4 is by shape
Become the upside (conductor calking part 17 and the upside of non-calking part 18) in calking portion 9, the downside (mounting portion in calking portion 9
The downside of 13), on the right side of the left side in calking portion 9, the front side (front side of conductor calking part 17) in calking portion 9, cover skin calking portion
The part that the rear side dividing 19 covers.Be said differently, anticorrosion portion 4 be formed by before and after wire terminal connecting portion 16, electricity
The part around the all-round covering of terminal axle of line terminals connecting portion 16.Anticorrosion portion 4 has feature in terms of its forming method.With
Under, about the forming method in anticorrosion portion 4, mention in detail in the explanation of the manufacture method of live line terminal 1.
<about the manufacture method of live line terminal 1>
In Fig. 5 to Fig. 7, manufacture live line terminal 1 through following operation.That is, electric wire manufacturing procedure is sequentially passed through
S1, wire terminal connect operation S2, pressing processing department divides formation process S21, anticorrosive supply step S3 (encapsulant
Supply step, waterproof material supply step), anticorrosive curing process S4 (encapsulant curing process, waterproof material solidify
Operation) manufacture.Anticorrosive supply step S3 and anticorrosive curing process S4 are the works for forming anticorrosion portion 4
Sequence (forming method).
<about electric wire manufacturing procedure S1>
In electric wire manufacturing procedure S1, the end at aluminum electric wire 2 forms conductor exposed division 7.Specifically, with predetermined length
Resin coating skin 6 is removed and makes conductor 5 expose formation conductor exposed division 7.
<connecting operation S2 about wire terminal>
In wire terminal connects operation S2, in the calking portion 9 of the position of conductor exposed division 7 configuration crimp type terminal 3, this
After, it is connected by crimp and forms wire terminal connecting portion 16.In crimping, the anvil of press-connection machine and crimped head is utilized to rush
Pressure, i.e. calking.After calking portion 9 has been crimped conductor exposed division 7, form conductor calking part 17, non-calking part 18 and cover
Skin calking part 19.
<dividing formation process S21 about pressing processing department>
Divide in formation process S21 in pressing processing department, utilize pressing machining cell 49 to press non-calking part 18.At non-chisel
After tight part 18 defines pressing processing part 48, non-calking part 18 is formed as wire rod will not the state of bulging (the most flat
Flat state).
<about anticorrosive supply step S3>
In anticorrosive supply step S3, anticorrosive 20 (encapsulant, waterproof material) is supplied to electricity
Line terminals connecting portion 16.In anticorrosive supply step S3, the anticorrosive of composition as follows is used to supply
Device.Anticorrosive feedway is configured to comprise: (electrostatic type distributes to have the allotter of metal nozzle 21
Device)；Alive voltage application portion 22 is executed between metal nozzle 21 and crimp type terminal 3；And control above-mentioned allotter, electricity
The control portion of pressure applying unit 22.
Anticorrosive 20 uses aqueous uv curing resin.When metal nozzle 21 and crimp type terminal 3 it
Between apply voltage time, such anticorrosive 20 goes out positive electric charge at liquid surface induction.Additionally, in metal nozzle 21 and pressure
The voltage applied between connecting terminal 3 is about 3kV in the present embodiment.On the other hand, in crimp type terminal 3 side, induce negative
Electric charge.
When applying voltage between metal nozzle 21 and crimp type terminal 3, the interface of the liquid of anticorrosive 20 is at electricity
The direction of the line of force is by electrostatic force tractive.That is, with the state of electric charge by anticorrosive 20 from metal nozzle 21 towards asking
The direction of wire terminal connecting portion 16 attracts.When anticorrosive 20 is pulled (when being attracted), this anticorrosive 20 with
The state of infiltration will be occurred to contact with wire terminal connecting portion 16 in the top ends of metal nozzle 21.Specifically, become
For continue to part that electric field concentrates, substantially wire drawing state contacts.
In anticorrosive supply step S3, when supplying anticorrosive 20, make metal nozzle 21 at Fig. 5 and figure
The arrow X of 6, Y, Z-direction move.Anticorrosive 20 is supplied with the state with electric charge, therefore, and such anticorrosive
20 attracted to wire terminal connecting portion 16 due to electrostatic force, hereafter, by the shape of the opposition side to spread to supply position
State supplies.That is, even if anticorrosive 20 is supplied from upside, anticorrosive 20 is also by throughout spreading to wire terminal even
Connect and supply as the downside in portion 16 all-roundly.All-round the anticorrosive 20 supplied throughout wire terminal connecting portion 16
Effect has the power of attraction based on electrostatic force without there is dropping liquid, can rest on original place.Additionally, anticorrosive 20 also can soak
The wire rod of the saturating conductor 5 to non-calking part 18 is interior and is detained.
<about anticorrosive curing process S4>
In anticorrosive curing process S4, to all-round the anticorrosion supplied throughout wire terminal connecting portion 16
Material 20 irradiation ultraviolet radiation (UV light) and make its UV solidify.Anticorrosive 20 is owing to being by aqueous uv curing resin
Constitute, it is thus possible, for instance when the ultraviolet by UV lamp 23 irradiates brought energy, the state that remain above-mentioned delay exists
Solidification in short time.After anticorrosive 20 solidification, by the shape in anticorrosion portion 4 that covers of wire terminal connecting portion 16 watertight ground
One-tenth completes.That is, the manufacture of live line terminal 1 completes.
Understanding according to the above description, anticorrosion portion 4 can be formed with sufficient state.It addition, anticorrosion portion 4 can be formed
For Breadth Maximum be W1, maximum height be the shape of H1.Its reason is, owing to anticorrosive 20 becomes substantially as mentioned above
Wire drawing state and be supplied to, therefore, it is possible to precision manages quantity delivered well as a result, the dimensionally stable in anticorrosion portion 4.It addition,
Its reason is, forms pressing processing part 48 owing to utilizing pressing machining cell 49 to press non-calking part 18, therefore, anti-
Corrosion portion 4 will not maximize and stablize.The dimensionally stable in anticorrosion portion 4 is effective for the assembling of the adapter 51 of following description
's.
<about live line terminal 1 make use-case>
In fig. 8, live line terminal 1 is used as being arranged in a constituent part of the adapter 51 of the end of wire harness.Even
Connect device 51 in addition to including a pair live line terminal 1, also include the connector shell 52 with insulating properties.
In Fig. 8 and Fig. 9, connector shell 52 is resin forming product, and is formed the box shape of rectangle.At adapter
Housing 52 be internally formed pair of terminal reception room 53.Terminal accommodating room 53 with from the front surface of connector shell 52 to rear table
The through mode in face is formed.In terminal accommodating room 53, it is formed for by the crimp type terminal 3 (engaged part of live line terminal 1
12) the locking lance 54 engaged hung by card.It addition, in terminal accommodating room 53, be formed for the stopper section that crimp type terminal 3 abuts
55 and the contact insert port 56 inserted of contact for not shown the other side's terminal metal piece.
Terminal accommodating room 53 is formed in the way of width W2, highly H2 opening in the rear surface of connector shell 52.Width
W2 is more than the Breadth Maximum W1 (W2 ＞ W1) in anticorrosion portion 4, it addition, height H2 is also greater than the maximum height H1 (H2 in anticorrosion portion 4
＞ H1).That is, even having the live line terminal 1 in anticorrosion portion 4, the crimp type terminal 3 collecting to terminal accommodating room 53 does not has yet
Problem.
In the outside of connector shell 52, it is formed with guiding rib 57 and that not shown the other side's adapter is guided
Lock arm 58.
<about summary and the effect of live line terminal 1>
Above, as illustrate referring to figs. 1 through Fig. 9, live line terminal 1 is configured to include aluminum electric wire 2 and pressure connection terminal
Son 3.Aluminum electric wire 2 is configured to include the conductor 5 of aluminum or aluminium alloy and the resin coating of insulating properties covered by this conductor 5
Skin 6.Resin coating skin 6 is removed and forms conductor exposed division 7 (electric wire manufacturing procedure S1) by aluminum electric wire 2.On the other hand, crimp type terminal
3 have the calking portion 9 as crimping portion, are formed with pair of conductors calking sheet 14 in this calking portion 9 and cover skin calking sheet 15.Separately
Outward, taper 47 outwardly it is also formed with in calking portion 9.
Live line terminal 1 crimps calking portion 9 at conductor exposed division 7 and forms wire terminal connecting portion 16 (wire ends
Son connects operation S2).Along with the formation of wire terminal connecting portion 16, form pressing processing part 48 in non-calking part 18
(pressing processing department divides formation process S21).Then, in the way of being covered by such wire terminal connecting portion 16, anticorrosion is formed
Erosion portion 4.Anticorrosion portion 4 is by applying voltage between crimp type terminal 3 and metal nozzle 21 and inciting somebody to action from metal nozzle 21
Anticorrosive 20 with electric charge supplies with the state being attracted to wire terminal connecting portion 16 and forms (anticorrosive
Supply step S3).It addition, anticorrosion portion 4 is by irradiating the anticorrosive 20 being supplied to wire terminal connecting portion 16
Ultraviolet also makes (the anticorrosive curing process S4) that its UV is solidified to form.
According to live line terminal 1, when forming anticorrosion portion 4, due to the effect of electrostatic force, anticorrosive 20 is attracted
To wire terminal connecting portion 16.It addition, for the anticorrosive 20 being fed into wire terminal connecting portion 16, effect has
The power of attraction based on electrostatic force, therefore, anticorrosive 20 can be trapped in wire terminal connecting portion 16.
It addition, according to live line terminal 1, when forming anticorrosion portion 4, with the anticorrosive 20 of electric charge due to electrostatic
Power and be attracted and spread to the opposition side of supply position.That is, anticorrosion is supplied throughout the all-round of wire terminal connecting portion 16
Corrosion material 20.The anticorrosive 20 substantially supplied has the power of attraction based on electrostatic force without dropping liquid,
Original place can be trapped in.
It addition, according to live line terminal 1, when forming anticorrosion portion 4, have employed and be made up of uv curing resin
Anticorrosive 20.Anticorrosive 20 has the power of attraction based on electrostatic force, therefore, can be trapped in wire terminal
Connecting portion 16, and, when being detained, such as when utilizing UV lamp 23 irradiation ultraviolet radiation such as grade, accept this ultraviolet and irradiate institute
The energy brought, remains the state cured of above-mentioned delay.
It addition, according to live line terminal 1, when forming anticorrosion portion 4, include conductor calking part 17 and periphery thereof
Non-calking part 18 and cover skin calking part 19 to form wire terminal connecting portion 16.That is, anticorrosion portion 4 is big compare
Scope formed.
It addition, according to live line terminal 1, owing to becoming the electric wire in non-calking part 18 with pressing processing part 48
Terminal connection part 16, therefore, will not become the shape of a part of bulging of non-calking part 18 as a result, in non-calking part 18
The state that will not expose forms anticorrosion portion 4.It addition, be again formed as the state that anticorrosion portion 4 will not maximize.Therefore, according to
Live line terminal 1, this effect of maximization obtain and can substantially ensure that this effect of anticorrosive property, being prevented from anticorrosion portion 4
Really.
The present invention certainly can carry out various change in the range of the purport not changing the present invention and implement.
Claims (10)
1. a live line terminal, it connects terminal in the position of the conductor exposed division removed by the resin coating skin of electric wire and formed
Metalwork forms wire terminal connecting portion, and, it is formed with the closure covered by this wire terminal connecting portion, described
Live line terminal is characterised by,
Described wire terminal connecting portion comprises: utilize the conductor calking sheet of described terminal metal piece to be dug by described conductor exposed division
Conductor calking part tightly；The non-calking part of this conductor calking part of its periphery；And utilize described terminal metal piece
Cover skin calking sheet and the described resin coating skin calking near described conductor exposed division covered skin calking part, and, described
Non-calking part have pressing machining cell be pressed the pressing processing part processed.
2. live line terminal as claimed in claim 1, it is characterised in that
Described terminal metal piece has the court formed at described conductor calking sheet and the described sidewall top covered between skin calking sheet
Outer taper.
3. live line terminal as claimed in claim 1 or 2, it is characterised in that
Voltage is applied between described terminal metal piece and metal nozzle, and from close by with electric charge of described metal nozzle
Closure material supplies with the state being attracted to described wire terminal connecting portion and forms described closure.
4. live line terminal as claimed in claim 3, it is characterised in that
After the encapsulant with described electric charge is supplied to described wire terminal connecting portion so that it is UV solidification is formed
Described closure.
5. a wire harness, it is characterised in that
Include live line terminal and by the connector shell of the terminal metal piece collecting of this live line terminal to constitute connection
Device, and this adapter is arranged in end, wherein,
Described live line terminal is:
Terminal metal piece is connected to form electric wire in the position of the conductor exposed division removed by the resin coating skin of electric wire and formed
Terminal connection part, and, it is formed with the closure covered by this wire terminal connecting portion,
Described wire terminal connecting portion comprises: utilize the conductor calking sheet of described terminal metal piece to be dug by described conductor exposed division
Conductor calking part tightly；The non-calking part of this conductor calking part of its periphery；And utilize described terminal metal piece
Cover skin calking sheet and the described resin coating skin calking near described conductor exposed division covered skin calking part, and, described
Non-calking part have pressing machining cell be pressed the pressing processing part processed.
6. a manufacture method for live line terminal,
The conductor exposed division that the resin coating skin of electric wire is removed and formed by the part at electric wire,
Terminal metal piece is configured, for described terminal metal piece, by described conductor exposed division in the position of described conductor exposed division
Crimping connects and forms wire terminal connecting portion, and described wire terminal connecting portion comprises: utilize described terminal metal piece
Conductor calking sheet is by the conductor calking part of described conductor exposed division calking；The non-calking of described conductor calking part of its periphery
Part；And utilize described terminal metal piece cover skin calking sheet by the described resin coating skin calking near described conductor exposed division
Cover skin calking part,
At pressing machining cell, the pressing of described non-calking part is formed pressing processing part,
Form the closure covered by this wire terminal connecting portion.
7. the manufacture method of live line terminal as claimed in claim 6,
Described terminal metal piece has the court formed at described conductor calking sheet and the described sidewall top covered between skin calking sheet
Outer taper.
The manufacture method of live line terminal the most as claimed in claims 6 or 7,
Voltage is applied between described terminal metal piece and metal nozzle, and from close by with electric charge of described metal nozzle
Closure material supplies with the state being attracted to described wire terminal connecting portion and forms described closure.
9. the manufacture method of live line terminal as claimed in claim 8,
After the encapsulant with described electric charge is supplied to described wire terminal connecting portion so that it is UV solidification is formed
Described closure.
10. a manufacture method for wire harness,
Including: manufacture the operation of live line terminal；With
The terminal metal piece of described live line terminal is housed the operation of connector shell,
Described live line terminal be produced by what following manner was carried out:
The conductor exposed division that the resin coating skin of electric wire is removed and formed by the part at electric wire,
Configure terminal metal piece in the position of described conductor exposed division, and crimp connection and form wire terminal connecting portion, institute
State wire terminal connecting portion to comprise: utilize the conductor calking sheet of described terminal metal piece to be formed by described conductor exposed division calking
Conductor calking part；The non-calking part of described conductor calking part of its periphery；And utilize described terminal metal piece cover skin
Calking sheet covers skin calking part by the described resin coating skin calking near described conductor exposed division,
At pressing machining cell, the pressing of described non-calking part is formed pressing processing part,
Form the closure covered by this wire terminal connecting portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-118954 | 2015-06-12 | ||
| JP2015118954A JP6263500B2 (en) | 2015-06-12 | 2015-06-12 | Terminal with wire and wire harness |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106252918A true CN106252918A (en) | 2016-12-21 |
| CN106252918B CN106252918B (en) | 2019-04-12 |
Family
ID=57613999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610407540.0A Active CN106252918B (en) | 2015-06-12 | 2016-06-12 | Charge line terminals and harness and their manufacturing method |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6263500B2 (en) |
| CN (1) | CN106252918B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039871A (en) * | 2015-12-22 | 2017-08-11 | 矢崎总业株式会社 | Method for manufacturing the terminal with live wire |
| CN109462111A (en) * | 2017-09-06 | 2019-03-12 | 矢崎总业株式会社 | Electric wire manufacturing method with terminal |
| CN110137701A (en) * | 2018-02-09 | 2019-08-16 | 矢崎总业株式会社 | Attaching have the electric wire of terminal, attaching have terminal electric wire manufacturing method and harness |
| CN111112023A (en) * | 2019-12-27 | 2020-05-08 | 苏州卡斯迈德电子科技有限公司 | Glue injection process and curing device for connector |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7251991B2 (en) * | 2019-01-23 | 2023-04-04 | 古河電気工業株式会社 | TERMINAL, ELECTRIC WIRE WITH TERMINAL AND MANUFACTURING METHOD THEREOF |
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| JPH0339929A (en) * | 1989-07-07 | 1991-02-20 | Matsushita Electric Ind Co Ltd | Production of liquid crystal panel |
| JPH0750190A (en) * | 1993-08-04 | 1995-02-21 | Sumitomo Wiring Syst Ltd | Terminal crimper device |
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| JPH0750191A (en) * | 1993-08-04 | 1995-02-21 | Sumitomo Wiring Syst Ltd | Terminal crimper device |
| JP2011013708A (en) * | 2009-06-30 | 2011-01-20 | Babcock Hitachi Kk | Apparatus and method for searching a plurality of routes |
| CN102782940A (en) * | 2010-02-05 | 2012-11-14 | 古河电气工业株式会社 | Connecting structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039871A (en) * | 2015-12-22 | 2017-08-11 | 矢崎总业株式会社 | Method for manufacturing the terminal with live wire |
| CN107039871B (en) * | 2015-12-22 | 2019-03-01 | 矢崎总业株式会社 | Method for manufacturing the terminal with live wire |
| US10446997B2 (en) | 2015-12-22 | 2019-10-15 | Yazaki Corporation | Method for manufacturing terminal with electric wire |
| CN109462111A (en) * | 2017-09-06 | 2019-03-12 | 矢崎总业株式会社 | Electric wire manufacturing method with terminal |
| CN110137701A (en) * | 2018-02-09 | 2019-08-16 | 矢崎总业株式会社 | Attaching have the electric wire of terminal, attaching have terminal electric wire manufacturing method and harness |
| CN111112023A (en) * | 2019-12-27 | 2020-05-08 | 苏州卡斯迈德电子科技有限公司 | Glue injection process and curing device for connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106252918B (en) | 2019-04-12 |
| JP6263500B2 (en) | 2018-01-17 |
| JP2017004822A (en) | 2017-01-05 |
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