CN101645544B - A terminal fitting and a method of forming it - Google Patents

A terminal fitting and a method of forming it Download PDF

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Publication number
CN101645544B
CN101645544B CN 200910149623 CN200910149623A CN101645544B CN 101645544 B CN101645544 B CN 101645544B CN 200910149623 CN200910149623 CN 200910149623 CN 200910149623 A CN200910149623 A CN 200910149623A CN 101645544 B CN101645544 B CN 101645544B
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CN
China
Prior art keywords
ribs
cylinder section
section
wire
base plate
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CN 200910149623
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CN101645544A (en
Inventor
冈村宪知
洼田基树
宗安一豪
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Sumitomo Wiring Systems Ltd
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Sumitomo Wiring Systems Ltd
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Priority claimed from JP2008211198A external-priority patent/JP2010049843A/en
Priority claimed from JP2008236738A external-priority patent/JP2010073348A/en
Application filed by Sumitomo Wiring Systems Ltd filed Critical Sumitomo Wiring Systems Ltd
Publication of CN101645544A publication Critical patent/CN101645544A/en
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Publication of CN101645544B publication Critical patent/CN101645544B/en
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Abstract

An object of the present invention is to prevent warping deformation and elongation deformation of a terminal fitting. A terminal fitting 10, 130, 510 is provided with a connecting portion 11, 131, 511 to be connected with a mating connecting portion, and a crimping portion 12, 140 continuous with the rear end of the connecting portion 11, 131, 511 and including a bottom or base plate portion 21, 148, 515 and a pair of crimping pieces 22, 147, 516 standing up from the bottom plate portion 21, 148, 515. The crimping portion 12, 140 is crimped into connection with a wire 30, 120, 590 while surrounding an end portion of the wire 30, 120, 590 by the bottom plate portion 21, 148, 515 and the pair of crimping pieces 22, 147, 516. The bottom plate portion 21, 148, 515 is formed with a reinforcing rib 24, 150, 250, 350, 450, 525 extending in forward and backward directions.

Description

Clamped nipple and forming method thereof
Technical field
The present invention relates to a kind of clamped nipple and forming method thereof.
Background technology
Japanese publication number is that the patent of not examining of 2006-228759,2007-12341 and H11-219735 discloses respectively traditional clamped nipple.In each of these clamped nipples, form the connecting portion that is connected with the section of being connected of mating terminals in front.In addition, clamped nipple comprises along the smooth base plate of fore-and-aft direction.Base plate is provided with two pairs of crimps in front and back of erectting from relative left and right edges, thereby forms insulating cylinder section in front side formation wiring cylinder section and at rear side.Press a pair of crimp in the place ahead from the top, and with its crimping in wiring cylinder section, surrounding the heart yearn that exposes by the insulating coating of removing the wire termination place, thereby be to be connected with heart yearn with its crimping.Press a pair of crimp at rear from the top, and its crimping is the insulated part that surrounds wire in insulating cylinder section, thereby be to be connected with insulated wire with its crimping.
Yet, in each of above-mentioned traditional clamped nipple, when crimping wiring cylinder section and insulating cylinder section, exist the masterpiece of pressing crimp from the top to be used in possibility on the base plate, thereby make the clamped nipple warpage that makes progress.Particularly, owing to wiring cylinder section need to be firmly-fixed to heart yearn, use very large power to press crimp from the top.Therefore, in wiring cylinder section very large power from above act on the base plate, and make the clamped nipple warpage that makes progress.
If heart yearn is pressed by wiring cylinder section, then base plate is extruded to extend along fore-and-aft direction, thereby makes whole clamped nipple elongation.If clamped nipple is contained in the chamber of connector etc., then this elongation of clamped nipple may cause the problem that clamped nipple for example protrudes from this chamber.
In addition, in the situation that the twisted wire that the heart yearn in using aluminum steel, this aluminum steel is made by aluminum or aluminum alloy by distortion forms, the insulation oxide coating for the outer surface that destroys at heart yearn forms must increase the power that is used for crimping wiring cylinder section.Therefore, may make the clamped nipple warpage.
Consider above-mentioned situation and developed the present invention, and its objective is warpage and/or the elongation strain that prevents clamped nipple.
Summary of the invention
Solve this purpose according to the present invention by the feature of independent claims.The preferred embodiments of the present invention are themes of dependent claims.
According to the present invention, a kind of clamped nipple is provided, comprising:
The connecting portion that is connected with the section of being connected, and
Pressure contact portion, it is basically continuous with the rear end of connecting portion, and comprises baseplate part or base plate and one or more, a pair of crimp preferably erectting or protrude from base plate,
Pressure contact portion is arranged to be crimped into being connected with wire, simultaneously the end of wire by baseplate part or base plate and one or more, preferably a pair of crimp surrounds at least in part,
Wherein base plate is formed with at least one ribs that basically extends along fore-and-aft direction.
Make it have at least one ribs that basically extends along fore-and-aft direction by forming baseplate part or base plate, the rigidity of baseplate part or base plate increases, even and the masterpiece of pressing crimp when the crimping pressure contact portion is used on baseplate part or the base plate, buckling deformation and/or the elongation strain of clamped nipple have also been prevented.
According to a preferred embodiment of the invention, ribs protrudes towards side of wire was, and preferably forms by hammering or mold pressing.Particularly, form ribs by beating towards side of wire was.
Owing to forming ribs by beating towards side of wire was, so clamped nipple can not enlarge.
Preferably, pressure contact portion comprises at least one wiring cylinder section, and it is crimped as being connected with the heart yearn that exposes by the insulating coating of removing wire termination, and
Ribs is formed on wiring cylinder section at least along on the whole zone of fore-and-aft direction.
Owing to wiring cylinder section must be firmly-fixed to heart yearn, use very large power to press crimp from the top.Therefore, because very large power acts on the baseplate part or base plate of wiring cylinder section the warpage so clamped nipple may make progress from the top.In this respect, because ribs is formed on wiring cylinder section at least along on the whole zone of fore-and-aft direction, even so very large power acts on from the top on the baseplate part or base plate of wiring cylinder section, also can prevent reliably buckling deformation and/or the elongation strain of clamped nipple.
More preferably, be so that the front end of crimp is faced baseplate part or base plate basically with the pressure contact portion crimping, and
Ribs is formed on such position so that when the crimping pressure contact portion, ribs basically in the face of or corresponding to the front end of crimp.
The power of pressing crimp when the crimping pressure contact portion acts on the position in the face of the front end of crimp of baseplate part or base plate the most consumingly.Therefore, clamped nipple can be by the power warpage that acts on this part.In this respect because ribs is formed on the position of broad ways of baseplate part or base plate so that when the crimping pressure contact portion basically in the face of or corresponding to the front end of crimp, therefore can prevent more reliably the buckling deformation of clamped nipple.
Preferably, ribs forms by sheet material is implemented bending process.
Owing to forming ribs by sheet material is implemented bending process, therefore having increased the intensity of baseplate part or base plate by ribs, and be difficult to damage by pressure baseplate part or base plate.Therefore can suppress the baseplate part that produces by damaging baseplate part or base plate by pressure or the elongation of base plate, and/or can suppress the elongation of whole clamped nipple.
More preferably, ribs forms by folding sheet material.
Because ribs forms by folding sheet material, therefore needn't cuts sheet material.In addition, because two plate member are put together, so the thickness of ribs can be the twice of sheet metal thickness.
Still more preferably, ribs forms towards side of wire was and protrudes.
Protrude because ribs forms towards side of wire was, therefore can increase base plate towards the area that will remain the surface that contacts with wire of wire, and can improve the status of electrically connecting of wire and clamped nipple.
Most preferably, ribs is implemented bending process so that the front end of U-shaped folding part is laterally crooked or tilt, and preferably basically broad ways towards.
If only that sheet material is folding, when then acting on too much pressure when at crimping operation, the folding part may be opened.In this respect, because in the present embodiment preferably basically broad ways bending or inclination of the front end of U-shaped folding part, so the folding part more is not subject to therefore can prevent opening of folding part along the pressure influence of the direction that the folding part is opened.
According to more preferred embodiment of the present invention, preferably in the outer surface of ribs, form at least one embossing section by pressure processing.
Because embossing section is formed on when crimping operation it being applied in the outer surface of large pressure of ribs, thus wire by embossing section with large pressure friction, and can destroy the oxidation film that the outer surface at wire forms.
Preferably, pressure contact portion comprises: at least one wiring cylinder section, and it is crimped or is crooked or be folded into the heart yearn that exposes by the insulating coating of removing wire termination and be connected; And at least one insulating cylinder section, it is positioned at wiring cylinder section rear being crimped or crooked or be folded into the insulating coating of wire termination and be connected,
Baseplate part or base plate are shaped to along fore-and-aft direction extends, and connects simultaneously connecting portion, wiring cylinder section and insulating cylinder section, and with this baseplate part or base plate the part between wiring cylinder section and connecting portion as neck, and
Ribs preferably forms by hammering, so that basically extend to insulating cylinder section from neck at least continuously along fore-and-aft direction.
Because ribs extends to insulating cylinder section from neck continuously along fore-and-aft direction basically, so more increased the rigidity of base plate.In addition, also strengthened tending to the neck narrower than other parts.
More preferably, ribs forms in insulating cylinder section than wide in wiring cylinder section.
Because the surface-supported effect of wire is played on the surface, protruding end of ribs, so if it is narrow, then wire may wave.In this respect and since ribs form in insulating cylinder section wider, so can prevent that wire from waving.
More preferably, the edge part that forms at least in part one or more dihedrals corresponding to the position of wiring cylinder section at the turning of the protruding end of ribs, and/or
The R section that forms at least in part one or more circles corresponding to the position of insulating cylinder section at the turning of the protruding end of ribs.
Since the corner of the protruding end of ribs form the edge part of dihedral corresponding to the position of wiring cylinder section, even therefore form insulating coating at the heart yearn of wire, it is also mechanically removed by edge part.In addition, owing in the conglobate R of the position shape section corresponding to insulating cylinder section of the corner of the protruding end of ribs, therefore can prevent from when support wire, damaging the exterior circumferential surface of wire.
According to the present invention, a kind of method that forms clamped nipple also is provided, according to above-mentioned aspect of the present invention or its preferred embodiment, comprise the following steps: particularly
The connecting portion that is connected with the section of being connected is set, and
Form pressure contact portion, it is basically continuous with the rear end of connecting portion, and comprises baseplate part and the one or more crimps that protrude from baseplate part,
Pressure contact portion is arranged to be crimped into being connected with wire, and the end of wire is surrounded at least in part by baseplate part and one or more crimp simultaneously, and
Formation has the baseplate part of at least one ribs, and this at least one ribs extends along fore-and-aft direction basically.
According to a preferred embodiment of the invention, ribs forms towards side of wire was and protrudes, and preferably by beating crooked or folding formation.
Preferably, pressure contact portion forms at least one wiring cylinder section that comprises, it is crimped as being connected with the heart yearn that exposes by the insulating coating of removing wire termination, and
Ribs is formed on wiring cylinder section at least along on the whole zone of fore-and-aft direction.
By reading following detailed description of preferred embodiment and accompanying drawing, these and other purposes of the present invention, feature and advantage will be more apparent.Although should be appreciated that and describe independently these embodiment, their single feature can be combined to other embodiment.
Description of drawings
Fig. 1 is the end view according to the clamped nipple of the first embodiment,
Fig. 2 is the cross section along the X-X of Fig. 1,
Fig. 3 shows that wiring cylinder section is crimped the cross section of shape before,
Fig. 4 is the end view according to the clamped nipple of the second embodiment,
Fig. 5 is the cross section along the A-A of Fig. 4,
Fig. 6 is the diagram that shows the first bending process,
Fig. 7 is the diagram that shows the second bending process,
Fig. 8 is press-connection machine when being presented at crimping operation and the diagram of anvil block,
Fig. 9 is the end view according to the clamped nipple of the 3rd embodiment,
Figure 10 is the cross section along the B-B of Fig. 9,
Figure 11 is the enlarged drawing of the embossing section that forms in the outer surface of ribs,
Figure 12 is the diagram that shows the first bending process,
Figure 13 is the diagram that shows the second bending process,
Figure 14 shows the diagram of the folded state that is reached by the state of Figure 13,
Figure 15 is the cross section according to the clamped nipple of the 4th embodiment,
Figure 16 is the cross section according to the clamped nipple of another embodiment,
Figure 17 is the expanded view according to the clamped nipple of the 5th embodiment,
Figure 18 is the cross section along the Y-Y of Figure 17,
Figure 19 is that crimping is the cross section of the wiring cylinder section that is connected with the heart yearn of wire,
Figure 20 is according to the expanded view of the clamped nipple of the 6th embodiment,
Figure 21 is that crimping is the cross section of the insulating cylinder section that is connected with the insulating coating of wire.
Reference numerals list
10,130,510 ... clamped nipple
11,131,511 ... connecting portion
12,140 ... pressure contact portion
13,145,512 ... wiring cylinder section
14,141,513 ... insulating cylinder section
21,148,515 ... baseplate part or base plate
22,147,516 ... crimp
24,150,250,350,450,525 ... ribs
30,120,590 ... wire
Embodiment
The<the first embodiment 〉
Below with reference to Fig. 1 to Fig. 3 the first preferred embodiment of the present invention is described.Wire harness comprises at least one wire 30 and crimping or bending or is folded at least one clamped nipple 10 that is connected with the end of wire 30.Particularly, clamped nipple 10 is by the female terminal fitting of mold pressing, punching press or conduction (preferably metal) sheet material that cuts into specific (predetermined maybe can be scheduled to) shape being implemented bending process, foldingly being processed, embossed etc. forms.To form connecting portion 11 (preferably being the form of rectangle or polygon pipe basically) in the front of clamped nipple 10 or near it, will to cooperate the narrow of male terminal and long positive tongue piece (section is connected) to insert at least in part in this connecting portion 11 in order connecting.
Form in the rear end side of clamped nipple 10 or near it and to be crimped or crooked or be folded into the pressure contact portion 12 (or wire interconnecting piece) that is connected with wire 30.Pressure contact portion 12 is by at least one wiring cylinder section 13 and be positioned near the wiring cylinder section 13 or at least one insulating cylinder section 14 at its rear form.Wiring cylinder section 13 is continuous with connecting portion 11, and by base plate or baseplate part 21 and from base plate 21, preferably from (preferably basically relative) of base plate 21 laterally (left and/or right) edge erect or protrude one or more, preferably a pair of crimp 22 forms.Base plate 21 and crimp 22 preferably substantial lateral form symmetrically.Insulating cylinder section 14 by the base plate 21 that is positioned at wiring cylinder section 13 rears and from base plate 21, preferably from (preferably basically relative) of base plate 21 laterally (left and/or right) edge erect or protrude one or more, preferably a pair of crimp 23 forms.Base plate 21 and crimp 23 preferably basically (also) are that lateral symmetry ground forms.The bottom of the front end of the crimp 22 of wiring cylinder section 13 (or part of close board 21) preferably is attached to the rear end of the side wall portion of connecting portion 11 by one or more the first connection part 25F.The bottom of the rear end of the crimp 22 of wiring cylinder section 13 (or near board 21 part) preferably is attached to the bottom of front end of the crimp 23 of insulating cylinder section 14 by one or more the second connection part 25R.
Be that inwardly (towards wire 30) protrudes with base plate 21 hammerings of clamped nipple 10 or embossing or mold pressing, thereby form preferably basically straight at least one ribs 24 that extends continuously along fore-and-aft direction FBD.Ribs 24 wiring cylinder section 13 along at least a portion of fore-and-aft direction FBD, preferably extend (and even can extend to wiring cylinder section 13 beyond) in substantially whole zone.Preferably by only partly hammering or embossing or mold pressing base plate 21 with respect to the core of Width and substantial lateral forms ribs 24 symmetrically.The shape of cross section of ribs 24 is substantially constant and/or be essentially trapezoidal on whole length preferably.As shown in Figures 2 and 3, ribs 24 form so that with 13 crimping of wiring cylinder section for before heart yearn 31 is connected with the upper surface of base plate 21 upwards or inside (referring to Fig. 2, when crimping, towards wire or towards crimp 22) projection, and its lower surface is jagged.
Wire 30 is placed at least in part on the base plate 21 of clamped nipple 10 of such formation, so that for example the heart yearn 31 that exposes of the insulating coating at the end place by removing at least in part wire 30 is arranged in wiring cylinder section 13 at least in part, and/or the insulated part 32 of end of wire 30 is arranged in insulating cylinder section 14 at least in part.Under this state, press the crimp 22 of wiring cylinder section 13 and/or the crimp 23 of insulating cylinder section 14 from the top.As shown in Figure 2, in wiring cylinder section 13, base plate 21 and crimp 22 surround heart yearn 31 at least in part, and the front-end edge 22T of crimp 22 is deformed into towards base plate 21 and fastening heart yearn 31.The ribs 24 that forms at base plate 21 places of clamped nipple 10 preferably forms in the position of facing the front-end edge 22T of crimp 22 along the Width of base plate 21.In insulating cylinder section 14, base plate 21 and crimp 23 are deformed at least in part, preferably basically surround the insulated part 32 of the end of wire 30 fully, thereby are crimped or crooked or be folded into the insulated part 32 of the end of wire 30 and be connected.
Because base plate 21 is formed with at least one ribs 24 that extends along fore-and-aft direction FBD in the wire harness that consists of like this, so the rigidity of base plate 21 increases.Therefore, even press crimp 22 from the top, 23 power acts on the base plate 21 when crimping wiring cylinder section 13 and insulating cylinder section 14, can prevent that also clamped nipple 10 is bent upwards and stands elongation strain.Particularly, because ribs 24 preferably forms along the whole zone of fore-and-aft direction FBD in wiring cylinder section 13, be used on the base plate 21 to firmly fix heart yearn 31 and this masterpiece so namely use very large power to press crimp 22 from the top, also can prevent more reliably the upwards buckling deformation of clamped nipple 10.
Preferably ribs 24 be formed on along the Width of base plate 21 basically in the face of or corresponding to the position of the front-end edge 22T of crimp 22, wherein when pressing crimp 22 from the top, power acts on this position on the base plate the most consumingly.Therefore, can prevent more reliably the upwards buckling deformation of clamped nipple 10.
In the first embodiment, for example following example is also included within the technical scope of the present invention.
Although ribs preferably is formed on wiring cylinder section along on (at least) whole zone of fore-and-aft direction FBD in the first embodiment, but can be only in wiring cylinder section along forming ribs in the subregion of fore-and-aft direction FBD, can form ribs from the wiring cylinder section base plate of base plate before after wiring cylinder section, can form ribs from mid portion or the rear end of wiring cylinder section base plate before to wiring cylinder section along fore-and-aft direction FBD, front end that can be from wiring cylinder section along fore-and-aft direction FBD or the mid portion base plate after wiring cylinder section forms ribs, forms ribs in the whole zone of base plate that perhaps can be after connecting portion.
Although in the first embodiment ribs preferably be formed on along the Width of base plate when the crimping pressure contact portion basically in the face of the position of the front end of crimp, the formation zone of ribs can be displaced to laterally (left and right) side with respect to the center along the Width of base plate of base plate.In addition, can when the crimping pressure contact portion time, not face the position formation ribs of the front-end edge of crimp.In addition, can form along the Width of base plate a plurality of ribs.
Although described the female terminal fitting of the connecting portion with rectangular tube form in the first embodiment, the present invention also can be applied to have the male terminal joint of the connecting portion of narrow and long positive tongue piece form.
The<the second embodiment 〉
Below with reference to Fig. 4 to Fig. 8 the wire 110 of terminal has been described according to the installation of the second preferred embodiment.
As shown in Figure 4, by with clamped nipple 130 crimping or crooked or be folded into to be connected with the end of insulated wire 120 and form the wire 110 that terminal has been installed, and for example place it between the device (not shown) of for example battery, inverter and motor of driving power of formation electric automobile or hybrid vehicle.In the following description, side before and after the left and right sides of Fig. 4 is called.
Insulated wire 120 insulating coating 122 (insulating barrier) that (a plurality of metal twisted wire 121A that preferably made by for example aluminum or aluminum alloy by the distortion of spirality ground form) made by for example resin so that heart yearn 121 covers, and insulating coating 122 is peeled at least in part or removed to expose off heart yearn 121 at the place, end of insulated wire 120.In addition, also can be used for heart yearn 121 by the metal metal twisted wire except aluminum or aluminum alloy.
Clamped nipple 130 is so-called unlimited cartridge type (open barrel type), it comprises (preferably being essentially box-like or tubulose) connecting portion 131 and basically with connecting portion 131 continuously and at least one pressure contact portion 140 that is connected with insulated wire 120, and preferably made by the more high-intensity material of material (for example aluminium) (for example copper or copper alloy) that has than for heart yearn 121.
Connecting portion 131 be (preferably being essentially box-like or tubulose) female terminal, with pressure contact portion 140 for be integral or whole, basically along wire 120 vertically or fore-and-aft direction FBD (Fig. 4 laterally) aims at pressure contact portion 140 and/or by not shown male terminal being inserted at least in part patchhole 131A and cooperating the section's of being connected electrical connection of male terminal.
Pressure contact portion 140 comprises at least one the insulating cylinder section 141 that keeps insulated wire 120 and/or at least one wiring cylinder section 145 that will be connected with heart yearn 121.
Insulating cylinder section 141 by from base plate or baseplate part 148, preferably from base plate 148 basically with wiring cylinder section 145 continuous (preferably basically relative) laterally (left and/or right) edge erect or protrude one or more, preferably a pair of crimp 141A forms, and insulated wire 120 remain by with this to crimp 141A towards insulated wire 120 distortions or crimping or crooked and insulated wire 120 is separated or be shifted.
As shown in Figure 5, wiring cylinder section 145 by the base plate of substantially flat or baseplate part 148 with from base plate 148 (preferably from its basically relative sidepiece) upwardly extending one or more, preferably a pair of crimp 147 forms.Crimp 147 respectively broad ways extends from the opposite side portion of base plate 148.Base plate 148 preferably has the rectangular shape of substantially flat, and forms at least one downward or outwardly ribs 150 in (perhaps on basically relative with a side of crimp 147 protrusions side) under it or on the outer surface.
Ribs 150 preferably forms basically in the transverse center of the lower surface of base plate 148 and protrudes, along fore-and-aft direction FBD, namely (identical with the longitudinal direction of heart yearn 121 along the direction identical with the longitudinal direction of wire 120, the fore-and-aft direction on the plane of Fig. 5) extend, and preferably be formed in the basically part corresponding with crimp 147 of base plate 148, namely base plate 148 basically from the front end to the position of rear end (referring to Fig. 4) of crimp 147.
The sheet metal (U-shaped folding part) that has specific (predetermined maybe can be scheduled to) thickness by folding or bending forms ribs 150.Particularly, preferably the flat surfaces 148B with base plate 148 is bent into basically downward or outwardly in the lateral centre of base plate 148, then it is upwards folding and be bent into and extend transversely, and as the surperficial 148C of the substantially flat of base plate 148.
Can implement punching press or press to process and the method for bending process forms ribs 150 by conduction (preferably metal) sheet material that is used for specific to having (predetermined maybe can be scheduled to) thickness as described below.At first, to metallic plate punching with specific thicknesses or cutting to form the clamped nipple plate (the not collapsed shape (not shown) of clamped nipple) of substantially flat.
Subsequently, the terminal adapter plate is implemented the first bending process.
As shown in Figure 6, in the first bending process, by the mould 158 in the press, 159 from above and below press terminal adapter plate (process through punching press after clamped nipple plate), thereby make its transverse center part protruding upward a little.
Subsequently, implement as shown in Figure 7 the second bending process.
In the second bending process, will be placed on the brace table 160 through the terminal board 161 after the first bending process.
Owing to supporting (being crushed on the supporting bracket 160) through the relative lateral end beared part 166 of the terminal board 161 after the first bending process, 167, exert pressure so that two supporting members 166,167 more close towards transverse center part (direction of arrow among Fig. 7).Supporting member 166,167 preferably all is the form of rectangular parallelepiped protrusion part, and they are substantially equal to the length of ribs 150 along the length of the longitudinal direction of wire 120.
The terminal board 161 that will be out of shape after the second bending process is put upside down (referring to Fig. 5), described transverse center part at the lower surface place of base plate 148 to lower convexity (formation convex).On the other hand, the part 161A that caves in by the first bending process on the upper surface of base plate 148 is extruded by the second bending process and basically sealing, so the upper surface 148B of base plate 148, the 148C surface that becomes substantially flat.
Below, the method for generation of the wire 110 that terminal has been installed is described.
The exposure heart yearn 121 of wire 120 is placed on the pressure contact portion 140 of the clamped nipple 130 that forms by the curved end daughter board or near it.Then, as shown in Figure 8, clamped nipple 130 is placed on the anvil block 170.At this moment, can in the upper surface of anvil block 170, be formed for holding the recess (not shown) of ribs 150.
After this, the press-connection machine 171 that is arranged in clamped nipple 130 tops is descended.Then, the inner surface configuration that the crimp 147 of clamped nipple 130 is deformed into press-connection machine 171 as one man surrounds heart yearn 121 at least in part, and is pressed to push and/or surround at least in part heart yearn 121 downwards.At this moment, base plate 148 owing to being positioned at heart yearn 121 belows also with heart yearn 121 together downwards (along the direction that is extruded) press.Yet, in the present embodiment, owing to having increased the intensity of base plate 148 by at least one ribs 150, so the base plate 148 corresponding with crimp 147, namely be crimped the base plate 148 that part 147 presses and be not extruded and not specific elongation.When press-connection machine 171 drops to specific (predetermined maybe can be scheduled to) position, finished the crimping of the wire 110 that terminal has been installed.
As mentioned above, in a second embodiment, by base plate 148 at least part of corresponding to the part of crimp 147 in crooked conduction (metal) sheet material form along at least one ribs 150 of the longitudinal extension of wire 120.Owing to having increased the intensity of base plate 148 by this ribs 150, so be difficult to damage by pressure base plate 148.Therefore, can suppress the buckling deformation of base plate 148, can suppress the elongation of the base plate 148 that caused by the extruding of base plate 148, and can suppress the elongation of whole clamped nipple.
Here, also consider to suppress with the thickness that increases whole base plate 148 by the thicker sheet material of use the elongation of base plate 148, but this may contradict with miniaturization and the weight saving of clamped nipple.In addition, suppressing in the situation of elongation of base plate 148 step of additional resolution element to be arranged by resolution element being placed on the base plate 148 thickness that increases base plate 148 with the part, this is not preferred.
On the other hand, owing to preferably providing ribs 150 by the sheet material that bending has a specific thicknesses according to the second embodiment, so can produce clamped nipple by shirtsleeve operation, realize simultaneously miniaturization and weight saving.
In addition, owing to preferably forming ribs 150 by folding sheet material with specific thicknesses, because two plate member are put together, so it can have double plate thickness, and can increase its intensity.Therefore, the elongation of base plate 148 can be suppressed, and the elongation of whole clamped nipple can be suppressed.
The<the three embodiment 〉
Below with reference to Fig. 9 to Figure 14 the 3rd preferred embodiment of the present invention is described.Represented by identical Reference numeral and no longer description with the same or analogous structure of the second embodiment.
Although the ribs 150 of the second embodiment is downward or outwardly from base plate 148, the installation of the 3rd embodiment the ribs 250 in the wire 210 of terminal from base plate 148 upwards or inwardly (towards heart yearn 121) protrude.In addition, although at least one ribs 150 is set in a second embodiment, in the 3rd embodiment, basically form abreast at least two ribs 250.Particularly, as shown in figure 10, base plate or baseplate part 148 are formed with (preferably the being essentially U-shaped) folding part that forms by folding conduction (preferably metal) sheet material with specific (predetermined maybe can be scheduled to) thickness, two ribs 250 that it extends as the longitudinal direction (fore-and-aft direction FBD) along wire 120.
Ribs 250 preferably be formed on broad ways correspond essentially to the position of crimp 147 separately, namely preferably in the central part office of the right half part of the core of the left-half of base plate 148 and base plate 148.These ribs 250 are formed on the part corresponding to crimp 147 of base plate 148, namely along the longitudinal direction of wire 120 (heart yearn 121 vertically) basically from the front end to the part of rear end (referring to Fig. 9) of the crimp 147 of base plate 148.
In the outer surface of ribs 250, for example form embossing section 255 by pressure processing.As shown in figure 11, each embossing section 255 so that arrange many grooves 256 substantially parallelly and similarly substantially parallel across (with the angle that is different from 0 ° or 180 °, preferably basically with right-angle crossing) many grooves 257 are set, and remaining part forms rectangle male member 258.
Can use the terminal board with specific thicknesses to form ribs 250, wherein this terminal board be implemented punching press or mold pressing processing and crooked, folding and/or embossed.Particularly, by being implemented the punching press processing, the metallic plate with specific thicknesses forms clamped nipple plate (the not folded state of clamped nipple).
Then, the terminal adapter plate is implemented the first bending process.
As shown in figure 12, in the first bending process, by the mould 258 in the press, 259 from above and below press terminal adapter plate (process through punching press after clamped nipple plate), thereby make its transverse center partly become recess 261A (downward protuberance) upwards, and its relative cross side becomes protuberance 261B, 261C (downward recess) upwards, and namely the clamped nipple plate becomes wavy.
Subsequently, implement the second bending process.
As shown in figure 13, in the second bending process, will be placed on the brace table 160 through the terminal board 261 after the first bending process.Supporting member 266 is arranged in the top through the recess 261A in the core of the terminal board 261 after the first bending process, and supporting member 267,268 is arranged in the top of the relative lateral ends that remains substantially flat of terminal board 261.These strutting pieces 266 to 268 are forms of rectangular parallelepiped protrusion part, and they are substantially equal to the length of ribs 250 along the length of the longitudinal direction of wire.
The supporting member 266 that is positioned at the center is pressed by downward (towards brace table 160), and moves (with crush lobes) to the center at the strutting piece 267,268 at opposite side place.Then, as shown in figure 14, form the ribs 250 with formation through the terminal board 262 after the second bending process.
Like this, at the upside (base plate 148) of terminal board 262, the core of the right half part of the core of the left-half of base plate 148 and base plate 148 raise up (formation convex).On the other hand, be extruded by the second bending process and basically sealing in the upper part that caves in by the first bending process of the downside (base plate 148) of terminal board 262, so the lower surface of base plate 148 becomes the surface of substantially flat.
Because ribs 250 protrudes towards heart yearn 121 in the 3rd embodiment, therefore except the effect of the second embodiment, base plate 148 can be increased towards the area that remains the surface that contacts with heart yearn 121 of heart yearn 121, and the status of electrically connecting of heart yearn and clamped nipple can be improved.
In addition, in the outer surface of ribs 250, form embossing section 255 by pressure processing.When crimping operation, strong pressure acts on the outer surface of ribs 250 of protrusion, and heart yearn 121 is reinforced the embossing section 255 strong pressure friction in rib 250 outer surfaces, and can destroy reliably the oxidation film that forms around heart yearn 121.
The<the four embodiment 〉
As shown in figure 15, thereby by further changing protrusion directions along horizontal direction bending ribs protruding upward 250 in the 3rd embodiment, and form the ribs 350 of the 4th preferred embodiment.Particularly, by the broad ways bending from the front end (to the left side of Figure 15) of the U-shaped folding part that base plate 148 is substantially vertically erect changing protrusion direction, and form two or more ribs 350.
Can apply along the power in horizontal direction (to the left side of Figure 15) at their mid portions with respect to short transverse by the top to the ribs that stands vertically, with the crooked ribs as the bending process in the 3rd embodiment (the second bending process) the 3rd bending process afterwards, thereby form these ribs 350.
When only folding when having the sheet material of specific thicknesses, heart yearn 121 is pressed on the upper end of the ribs that stands vertically by strong pressure, and if apply excessive pressure for crimping operation, then the folding part may be opened.On the other hand, according to the 4th embodiment, by ribs is formed after base plate 148 is substantially vertically erect bending process and with bearing of trend become towards or to Width, therefore can prevent opening of folding part.
In the second to the 4th embodiment, for example the following example is also included within the technical scope of the present invention.
Although in the second to the 4th embodiment, form ribs 150,250 and 350 by folding sheet material, but can cut three sides of the rectangular shape corresponding with ribs shown in Figure 16 450, and a remaining side is carried out in punching press is processed, and the part that can become ribs 450 is bent into from the cutting side and erects.Yet, if described in above-mentioned embodiment, form ribs 150 by folding sheet material with specific thicknesses, the operation that can omit cutting operation and ribs is erect, and can improve operability.
Although process and bending process formation ribs 150,250,350 and 450 by pressing, also can form ribs with the bending process of another kind of processing method or another kind of type, and be not limited to this processing method.
The<the five embodiment 〉
With reference to Figure 17 to Figure 19 the 5th preferred embodiment of the present invention is described.The clamped nipple 510 of the present embodiment is illustrated as by the conducting metal sheet material made by copper or copper alloy is implemented bending process etc. and integrally formed LA terminal, and it is connected with the end of a kind of wire 590 that is arranged as with in the not shown direct-connected various power lines such as battery.
Wire 590 by preferably by distortion by aluminium or have heart yearn 591 that aluminium twisted wire that the aluminium alloy of high aluminium content makes forms and by for example resin make and surround at least in part heart yearn 591 insulating coating (although here do not show, have with the Figure 21 that shows the 6th embodiment in by the identical form of the insulating coating of Reference numeral 598 expressions) form.As shown in figure 19, peel to expose insulating coating off heart yearn 591 in the end of wire 590.
As shown in figure 17, clamped nipple 510 be included in the general toroidal of front end connecting portion 511, be positioned at connecting portion 511 rears or at least one wiring cylinder section 512 adjacent thereto and be positioned at wiring cylinder section 512 rears or at least one insulating cylinder section 513 adjacent thereto.Wiring cylinder section 512 and insulating cylinder section 513 preferably form pressure contact portion.
Connecting portion 511 is formed with through hole 514, and for example the not shown section of being connected of stud can insert at least in part by this through hole.Clamped nipple 510 also comprises preferably basically (preferably basic for banded) base plate or baseplate part 515 of straight the rear end that extends to insulating cylinder section 513 of along fore-and-aft direction FBD from connecting portion 511 rear end.Base plate 515 is shared by wiring cylinder section 512 and insulating cylinder section 513, and plays along the effect of fore-and-aft direction FBD support wire 590.
That wiring cylinder section 512 comprises is one or more, a pair of crimp 516 preferably, and it is preferably basically with the form of the unlimited cylinder that protrudes with respect to Width (with the angle that is different from 0 ° or 180 °, preferably be substantially perpendicular to the direction of fore-and-aft direction FBD) from base plate 515 (preferably basically relatively terminal from it).Similarly, that insulating cylinder section 513 comprises is one or more, a pair of crimp 517 preferably, and it is preferably basically with the form of the unlimited cylinder that protrudes from base plate 515 (preferably basically from its relative lateral end).Crimp 516,517 preferably is essentially the form of rectangular slab, and wherein preferably than the length of crimp 517, and/or the protrusion length of crimp 517 is preferably than the length of crimp 516 along the length of fore-and-aft direction FBD for crimp 516.Two crimps 516 of crimping are wound up as it heart yearn 591 of the ends exposed that is enclosed at least in part wire 590 simultaneously basically, and/or two crimps 517 of crimping are wound up as it insulating coating that is enclosed at least in part crimp 516 rears or wire adjacent thereto 590 simultaneously basically.In addition, in the inner surface of wiring cylinder section 512, form one or more, a plurality of grooves 518 preferably, its basically broad ways in (preferably two) crimp 516 and base plate 515 (the first base plate 521 that will describe after a while) extension.Make heart yearn 591 crooked and distortion along the direction that enters groove 518, limit thus heart yearn 591 along the displacement of fore-and-aft direction FBD.
Base plate 515 preferably by the first base plate 521 of the bottom that consists of wiring cylinder section 512, consist of the bottom of insulating cylinder section 513 the second base plate 522, form in the stem portion 523 between the rear end of the front end of the second base plate 522 and the first base plate 521 and the neck 524 between the rear end of the front end of the first base plate 521 and connecting portion 511, and neck 524, the first base plate 521, stem portion 523 be connected base plate 522 and connect integratedly from the place ahead with such order.Neck 524 and stem portion 523 are the narrowest parts in the whole clamped nipple 510.
Preferably along on the substantially whole length of fore-and-aft direction FBD, namely beat or the basic transverse center part of embossing base plate 515 rear end (being the rear end of whole clamped nipple 510) from the front end (being the rear end of connecting portion 511) of neck 524 to insulating cylinder section 513, thereby form straight the ribs 525 that extends basically along fore-and-aft direction FBD.As shown in Figure 17 and Figure 18, make base plate 515 projections to form ribs 525, it preferably substantially be the form to the U-shaped ridge of the dihedral of the inboard protrusion of arranging wire 590, and/or ribs 525 plane graph that preferably basically has the band shape of vertical intersection base plate 515.The surface, protruding end of ribs 525 is essentially horizontally arranged with as the stayed surface 526 that is used for support wire 590.This stayed surface 526 relatively terminal preferably basically continuous with a pair of substantially vertical side 527, and/or between stayed surface 526 and two sides 527, form the edge part 528 of a pair of dihedral that connects integratedly or integrally stayed surface 526 and two sides 527.
Below, function and the effect of the clamped nipple 510 of description the present embodiment.
At first, clamped nipple 510 is placed the mould (not shown), to be placed at the heart yearn 591 of the ends exposed of wire 590 on the stayed surface 526 of base plate 515 of wiring cylinder section 512, and the insulating coating of wire 590 will be held in place on the stayed surface 526 of base plate 515 of the insulating cylinder section 513 after the heart yearn 591 of exposure.Under this state by not shown movably mould is moved towards not shown fixing mould, will (preferably two) crimp 516 crimping or crooked or be folded into heart yearn 591 and be connected, and will (preferably two) crimp 517 crimping or bending or be folded into insulating coating and be connected.This moment as shown in figure 19, even the outer surface at heart yearn 591 forms the insulation oxide coating (oxidation film) of being made by aluminium oxide, the edge part 528 of the base plate 521 of wiring cylinder section 512 is pressed as the outer surface with heart yearn 591 contacts, thereby demonstrates edge action.Therefore, effectively destroy oxide coating.
Because large pressure through-thickness is applied to the first base plate 521 when crimping wiring cylinder section 512, base plate 515 may be along the direction warpage that makes neck 524, stem portion 523 and the second base plate 525 along the short transverse displacement, simultaneously the first base plate 521 elongations.Then, clamped nipple 510 may be bent upwards and may not be in the face of being connected section.
Yet, owing to forming in the present embodiment at least one ribs 525 with the warpage of opposing base plate 515, so avoided the buckling deformation of base plate 515.Therefore, prevent that clamped nipple 510 is bent upwards.In addition, also avoid the elongation strain of base plate 515, and can increase the rigidity of tending to the neck 524 narrower than other parts in the clamped nipple 510.
In addition, owing to ribs 525 preferably protrudes towards a side of arranging wire 590, so this can not cause the expansion of clamped nipple 510.
The<the six embodiment 〉
Below with reference to Figure 20 and Figure 21 description clamped nipple 510 according to a sixth embodiment of the invention.In the 6th embodiment, different among the shape of the ribs 525 in the second base plate 525 and the 5th embodiment.Because other structure members are similar or identical with the 5th embodiment, those parts similar or identical with the 5th embodiment are represented by identical Reference numeral and no longer are repeated in this description.
In ribs 525, corresponding to the part (hereinafter referred to as " front ribs 531 ") of neck 524, the first base plate 521 and stem portion 523 and the 5th embodiment similarly to extend along the constant and narrow width of fore-and-aft direction FBD.On the other hand, in ribs 525, wider than front ribs 531 corresponding to the part (hereinafter referred to as " rear ribs 529 ") of the second base plate 522, and form its shape so that (rear end of whole clamped nipple 510) increases width or bifurcated gradually to the rear end from front end (rear end corresponding to stem portion 523 of ribs 525).In other words, the stayed surface 526 of rear ribs 529 is wider than the stayed surface 526 of front ribs 531.
In the situation that the present embodiment, corner in the protruding end of front ribs 531 is in corresponding with wiring cylinder section 512 at least position, preferably arrange the edge part 528 that with the angle that is different from 0 ° or 180 °, preferably basically connects the dihedral of stayed surface 526 and two sides 527 with the right angle in the scope on the substantially whole length at front ribs 531.On the other hand, the corner in the protruding end of rear ribs 529 arranges the R section 533 that basically connects the circle of stayed surface 526 and two sides 527 via arc as shown in figure 21 in the position corresponding with insulating cylinder section 513.
According to the 6th embodiment, because the stayed surface 526 of rear ribs 529 is preferably wider or widen, so wire 590 is supported reliably thereon and not and can wave.In addition owing in the corner of the protruding end of front ribs 531 edge part 528 being set, so even formed the insulation oxide coating at the heart yearn 591 of wire 590, with the 5th embodiment similarly, it is also mechanically removed by edge part 528.On the other hand, because the corner in the protruding end of rear ribs 529 provides circular R section 533, wire 590 is stably supported and can not be destroyed insulating coating 598.
In the 5th and the 6th embodiment, for example following example is also included within the technical scope of the present invention.
Clamped nipple can be the female terminal fitting that has be used to the box-like connecting portion that receives positive tongue piece.In addition, clamped nipple can be the male terminal joint with the connecting portion that comprises positive tab.In addition, clamped nipple can comprise the wiring cylinder section with tubulose closed tube shape formula.
Wire can be copper cash, and it has the heart yearn that forms by the copper twisted wire of being made by copper or copper alloy.
In addition, can in the scope in the centre position of the centre position from neck along fore-and-aft direction to insulating cylinder section along fore-and-aft direction, form ribs.In addition, ribs can outwards protrude towards the side relative with a side of arranging wire.
Therefore, for buckling deformation and the elongation strain that prevents clamped nipple, clamped nipple 10,130,510 is provided with at least one connecting portion 11,131,511 that is connected with the section of being connected, and at least one pressure contact portion 12,140, it is basically continuous with connecting portion 11,131,511 rear end, and comprises base plate or baseplate part 21,148,515 and one or more, a pair of crimp 22,147,516 preferably erectting or protrude from base plate 21,148,515.With pressure contact portion 12,140 crimping or crooked or be folded into wire 30,120,590 and be connected, wire 30,120,590 end are at least in part by baseplate part or base plate 21,148,515 and one or more, preferably a pair of crimp 22,147,516 encirclements simultaneously.Base plate 21,148,515 is formed with the ribs 24,150,250,350,450,525 that extends along fore-and-aft direction FBD.

Claims (19)

1. clamped nipple (10; 130; 510), comprising:
The connecting portion (11 that links to each other with the section of being connected; 131; 511), and
Pressure contact portion (12; 140), described pressure contact portion basically with described connecting portion (11; 131; 511) rear end is continuous, and comprises baseplate part (21; 148; 515) and from described baseplate part (21; 148; 515) the one or more crimps (22 that protrude; 147; 516),
Described pressure contact portion (12; 140) be arranged to be crimped into wire (30; 120; 590) link to each other, simultaneously described wire (30; 120; 530) end is by described baseplate part (21; 148; 515) and described one or more crimp (22; 147; 516) surround at least in part,
Wherein, described baseplate part (21; 148; 515) be formed with at least one ribs (24 that basically extends along fore-and-aft direction (FBD); 150; 250; 350; 450; 525),
Wherein said pressure contact portion comprises: at least one wiring cylinder section (512) and at least one insulating cylinder section (513), described at least one wiring cylinder section are crimped as being connected with heart yearn (591) that the insulating coating of end by removing wire (590) exposes; Described at least one insulating cylinder section is positioned at described wiring cylinder section (512) afterwards, being crimped as being connected with the insulating coating of the end of described wire (590),
Wherein, described baseplate part comprises first substrate section and second substrate section, and described crimp comprises one or more the first crimps of protruding from described first substrate section and one or more the second crimps that protrude from described second substrate section, described wiring cylinder section is made of described first substrate section and described one or more the first crimp, and described insulating cylinder section is made of the described second substrate section and described one or more the second crimp that are positioned at described wiring cylinder section rear, and
Wherein said ribs (525) forms in described insulating cylinder section (513) than in described wiring cylinder section (512) wide (529).
2. clamped nipple according to claim 1, wherein, described ribs (24; 250; 350; 450; 525) protrude towards side of wire was.
3. clamped nipple according to claim 2, wherein, described ribs (24; 250; 350; 450; 525) form by hammering.
4. according to claim 1,2 or 3 described clamped nipples, wherein:
Described ribs (24; 150; 250; 350; 450; 525) be formed at least described wiring cylinder section (13; 145; 512) along on the whole zone of fore-and-aft direction (FBD).
5. clamped nipple according to claim 1, wherein, described pressure contact portion (12; 140) be crimped into: so that described crimp (22; 147; 516) front end face is to described baseplate part (21; 148; 515), and
Described ribs (24; 150; 250; 350; 450; 525) be formed on such position: when described pressure contact portion (12; When 140) being crimped, described ribs in the face of or corresponding to described crimp (22; 147; 516) front end.
6. according to claim 1,2 or 3 described clamped nipples, wherein, described ribs (150; 250; 350; 450) by being carried out bending process, sheet material forms.
7. clamped nipple according to claim 6, wherein, described ribs (150; 250; 350) form by folding sheet material.
8. according to claim 1,2 or 3 described clamped nipples, wherein, described ribs (24; 250; 350; 450; 525) form towards described wire (30; 120; 590) protrude.
9. clamped nipple according to claim 8, wherein, described ribs (350) is subject to bending process, thus the front end of U-shaped folding part is laterally crooked or tilt.
10. clamped nipple according to claim 9, wherein, the front end of described U-shaped folding part is basically towards Width.
11. according to claim 1,2 or 3 described clamped nipples, wherein, form at least one embossing section (255) at the outer surface of described ribs (250).
12. clamped nipple according to claim 11, wherein, described at least one embossing section (255) forms by pressure processing.
13. according to claim 1,2 or 3 described clamped nipples, wherein:
Described baseplate part (515) is configured as along fore-and-aft direction (FBD) and extends, connect simultaneously described connecting portion (511), described wiring cylinder section (512) and described insulating cylinder section (513), the part of described baseplate part between described wiring cylinder section (512) and described connecting portion (511) be as neck (524), and
Described ribs (525) forms along fore-and-aft direction (FBD) and extends to described insulating cylinder section (513) from described neck (524) at least continuously.
14. clamped nipple according to claim 13, wherein, described ribs (525) forms by hammering.
15. clamped nipple according to claim 1, wherein:
Be formed with the edge part (528) of one or more dihedrals in some positions at the turning of the protruding end of described ribs (525), described position is at least in part corresponding to described wiring cylinder section (512), and/or
Be formed with the R section (533) of one or more circles in some positions at the turning of the protruding end of described ribs (525), described position is at least in part corresponding to described insulating cylinder section (513).
16. one kind forms clamped nipple (10; 130; 510) method comprises the following steps:
The connecting portion (11 that setting links to each other with the section of being connected; 131; 511), and
Form pressure contact portion (12; 140), described pressure contact portion basically with described connecting portion (11; 131; 511) rear end is continuous, and comprises baseplate part (21; 148; 515) with from described baseplate part (21; 148; 515) the one or more crimps (22 that protrude; 147; 516),
With described pressure contact portion (12; 140) be arranged to be crimped into wire (30; 120; 590) link to each other, simultaneously described wire (30; 120; 530) end is by described baseplate part (21; 148; 515) and described one or more crimp (22; 147; 516) surround at least in part, and
Make described baseplate part (21; 148; 515) be formed with at least one ribs (24; 150; 250; 350; 450; 525), described at least one ribs extends along fore-and-aft direction (FBD) basically,
Wherein said pressure contact portion comprises: at least one wiring cylinder section (512) and at least one insulating cylinder section (513), described at least one wiring cylinder section are crimped as being connected with heart yearn (591) that the insulating coating of end by removing wire (590) exposes; Described at least one insulating cylinder section is positioned at described wiring cylinder section (512) afterwards, being crimped as being connected with the insulating coating of the end of described wire (590),
Wherein, described baseplate part comprises first substrate section and second substrate section, and described crimp comprises one or more the first crimps of protruding from described first substrate section and one or more the second crimps that protrude from described second substrate section, described wiring cylinder section is made of described first substrate section and described one or more the first crimp, and described insulating cylinder section is made of the described second substrate section and described one or more the second crimp that are positioned at described wiring cylinder section rear, and
Wherein said ribs (525) forms in described insulating cylinder section (513) than in described wiring cylinder section (512) wide (529).
17. method according to claim 16, wherein, described ribs (24; 250; 350; 450; 525) form towards side of wire was and protrude.
18. method according to claim 17, wherein, described ribs (24; 250; 350; 450; 525) by beating crooked or folding formation.
19. according to claim 16,17 or 18 described methods, wherein:
Described ribs (24; 150; 250; 350; 450; 525) be formed at least described wiring cylinder section (13; 145; 512) along on the whole zone of fore-and-aft direction (FBD).
CN 200910149623 2008-08-06 2009-06-15 A terminal fitting and a method of forming it Expired - Fee Related CN101645544B (en)

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JP2008202803A JP5146187B2 (en) 2008-08-06 2008-08-06 Terminal fitting and wire harness
JP2008-202803 2008-08-06
JP2008202803 2008-08-06
JP2008-211198 2008-08-19
JP2008211198 2008-08-19
JP2008211198A JP2010049843A (en) 2008-08-19 2008-08-19 Terminal fitting
JP2008-236738 2008-09-16
JP2008236738 2008-09-16
JP2008236738A JP2010073348A (en) 2008-09-16 2008-09-16 Terminal metal fitting, and electric wire with terminal metal fitting

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