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    • 专利摘要:
    [Name of Document] ABSTRACTiAhstracti iOhjeoti To provide a methoci for end epparetue for fehrioeting e reotanguierwire terminei in whioh e rectengnier vvire terminei having a etebie queiity ietehrieeteci through eirnpiified processing steps and with reduced processingooete. Eâoiutioni in a niethoci for tahriceting a reetenguiar wire terminei, ereotenguier wire terrninei having e predetermineci shape ie manufactured hyioenciing e reotengoier wire 1G. The method inciuciee hending, in e eertainpiene, a cut piece of reetangtiier wire obtained hy outting the reotenguier wire 10to e specific iength into a Z-eheoeci component by eirnuitaneoueiy moving twebendšng hiooke 3 end 4 in epoosite ríšrectione such that two ende of the out pieceof rectanguier wire ere hent et euhetentiaiiy 90 degrees whiie e centre! portion ofthe out piece of reetengnier wire being heici etiii; and forrning e reotenguiar wireterminei hy puehing a centret portion of the Z-eheped component into en obionghoie 'to by using a bending piete 5 such thet the component ie bent into e Ushape. [Seieoted Figure] Fig. ”i _12..
    公开号:SE1250059A1
    申请号:SE1250059
    申请日:2012-01-30
    公开日:2012-08-09
    发明作者:Shigeru Matsuda；Takeharu Kato；Yasumasa Takeuchi
    申请人:Mitsubishi Electric Corp；
    IPC主号:
    专利说明:

    [Name of iliocument] BESCRiPTiQN fTitie of inyention] iviETHÛD ANG APPARATUS OF FABRiCATiNGRECTANGULAR WERE TERMENAL, ANB RECTANGULAR WERE TERMENALfTechnicai Fieidi [Güüii The present disciosure reiates to a methoci for and an apparatus for fahricatinga rectanguiar vrire terminai that has a precetermined shape in which a wirehaving a rectanguiar crosssecticn is hent, and reiates to a rectanguiar wireterrninai.
    Background Art fGOOQ] Rectanguiar wire terminais, soch as a fiat rectangoiar wire terminai, intenoecfor stators of eiectric motors and the iiite are fabricated hy manufacturingapparatuses such as a manufacturing apparatus that is ciisoiosed in PTL f.This manufacturing apparatus ciiscicsed in PTL i inciiioes a feeding mechanismconfigureo to continuoosiy feec an insiiiated conductor wire, which is aconciuctor wire insuiateci with a piastic insiiiating iayer around its circurnference;a first henciing mechanism configureci to henci, in a same piane, a ieading endportion of the insuiated conouctor wire feci hy the feeding mechanism into a Zshape after a crossover terminai of a specific iength is formed at the ieaciing endof the insuiateo condoctor wire; a second hending mechanism configured tohenci the Z-shapeci insuiateci concuctor wire in a direction orthogonai to thepiano, in which the Z shape is formed in which the Z-shapeo insuiated conciuctorwire is hent at a portion between the two corners of the Z shape; a cuttingmechanism configured to cut the insuiateci oonductor wire after the insuiateoicononctcr wire is fee hy a specific iength; a coii winning machine configured toform a coii body hy tyinciing, arouno a winoing frame, a portion of the insuiateciconciuctor wire sobsequent to the hent ieaciing end portion; abonding-agenospraying machine configoreo to spray a bonoing agent thathoncis individiiai torns of the piastic insuiating iayer together onto the coii bodysupported hy the coii winning machine; a hot-airmiowing machine configored toioiow hot air onto the coii body supported hy the coii winning machine; and a third henoiing mechanism configtireci to form a terminai hy hending the traiiing end of the insuiated oonductor wire forrning the ooii body.[GGÛB]in another dieoiosure, a fiat reotanguiar wire ie hent ioy suhstantiaiiy 99degrees with respect to one terminal end thereof, is suheeguentiy hent at aspecific point ioy substantiaiiy tet) degrees in suoh a manner ae to form ahanded portion, and ie subeegoentiy oent by euhstantiaiiy 9G degrees euoh thatthe other terrninai end extende in a direction opposite to the direction in whichthe one terrninat end extende, whereoy a fiat reotanguiar wire terrninai isprovided (see PTL 2, for exarnpie).ECitetion LietiiPatent Literatureiiüüfidi[PTL ti Japanese Unexamined Patent Apoiioation Puoiioation No.6t~t99443EPTL Zi Japanese tinexamined Patent Appiioation Pubiioation No.2OG9=2542G3iSurnrnary of invention]iTeohnioai Proioierni[C095]in the aoparatus of the reiated art dieoioeed in PTL t, when the reotanguiarwire ia hent into a Z shape, the leading end is used as the point of reference asto where the reotanguiar wire ie heid hy the teeding mechanism. therefore, thereotanguiar wire needs to be hent eegoentiaiiy from the leading end portion.Disadvantageoueiy, suoh a technique is timaoonsurning and ite processingooets are high.iüüdeiMoreoyer, the bending meohaniem oonfigured to bend the reotanguiar wire intoa Z shape and the heading mechanism oonfigured to form a terrninai by headingthe traiiing end of the reotangutar wire to form the ooii ioody are iooated atdifferent piaoee ot the manufacturing Eine. Therefore, the reotangoiar wireneeds to be reiooated. Suoh a orooees ie eieo disadyantageousâytime-oonsuming and its processing ooete are high.[ÛOOT/'i tvieanwhiie, PTL 2 does not disciose any specific apparatos tor tahricating arectanguiar wire terrninai. To iahricate the above fiat rectanguiar wire ternfiinai,a wire 'iorrning machine may be used. A vyire tornriing niachine, however, is aiarge-soaie, high-cost rnachine and is disadvantageoos in that a iargeiiistaiiation space is necessary. itioüäi "the present disciosure has been made to soive the above probients and anobject ot the disciosiire is to provide a method tor and apparatus tor tabricatinga rectangiiiar wire terrninai having a stabie duaiity through sirnpiitied processingsteps and with reduced processing costs.
    [Soiution to Probienti [GQOQE According to the present disciosure, there is provided a rnethod tor iahricatinga reotanguiar wire terrninai that has a predeterntined shape by bending arectanguiar wire. The method comprising the steps of: bending, after the rectanguiar wire has been cut into a specific iength, the outpiece ot rectanguiar wire into a Z shape in a sarne piane by sirnuitaneousiymoving two bending biocks in opposite directions such that two ends ot the cutpiece ot rectanguiar wire are bent at substantiaiiy ett degrees white a oentraiportion of the cut piece of rectanguiar wire is being heid stiii; and torniing the rectanguiar trvire terrninai by pcshing a centrai portion ot theZ~shaped component into an obiong hoie by using a toiding piate such that thecomponent is toided into a U shape. iüfliüi According to the present disciostire, there is aiso provided apparatus toriabricating a rectanguiar wire terrninai that has a predeterrnined shape bybending a rectangtiiar wire, the apparatus inciuding: a base having a groove guide into which the rectanguiar wire is inserted, anobiong hoie provided in a direction orthogonai to the guide, and a oonvexrectanguiar-wire hoiding portion in which the guide and the obiong hoie areprovided; a weight biock that hoids a centrai portion ot the rectanguiar wire stiii; two henoing hiooirs that are sirnoiianeoueiy ntovahie aiong the base inopposite directions and are oonfigured to hand two free enas of a out pieoe ofreotanguiar wire, which is obtained hy setting the raotanguiar wire to a specificiehgth, hy suhetantiaiiy Qi) degrees in a santa piane so that the out piece ofrestanguiar wire has a Z shape; and a foioiing piate that foioe the out piece of reotanguiar wire having the Z shape into a ti shape hy pushing the out pieoe of reotanguiar wire into the ohieng heie.
    [Advantageous Effects of inventioniifiüitiWith such a configuration as above, a out piece of reotanguiar wire is hent inthe sarne piane into a Z-ehaped component hy simuitaneousiy moving the twoheading hiooks and, suhseouentiy, the Z-shapeci oornponent is hent into a Lishape hy pushing the component into the ohiong hoie with the bending piate.Thus, the processing time and processing costs are redueed.[Brief Description of iltratrringsi[90121[Fia ii Pig. 'i ie a perspeotive view iiiustrating a sohernatic configuration ofa reotanguiaiflwire-ternfiinai manufacturing apparatue according to Enthooimentof the present tziisoiosure.iFig. 2] Fig. 2 iiiuetrates a state tft/here a reotanguiar wire ie set on a base ofthe reetanguiar-wire-terntinai manufacturing apparatue,iFig. 3] Fig. 3 iiiustrates a state where a reotanguiar wire has been out.iFig. 4] Fig. 4 is a ciiagrant in which (a) iiiustrates a state where two ende ofa reotanguiar wire has been hent into a Z shapeg ana in which (h) iiiustrates aZ-rshapeoi primary component.[Fig 5] Fig. 5 iiiustrates a state where a reotanguiar wire has been hent intea U shape.iiïig. 63 Fig. 6 iiiustratee a reotanguiar wire terntinai.[Fia “fi Fig. "i is a fioyrohart iiiustrating a rnethoo for fahrioating areotanguiar yvire terrninai.Description of Entioooiirnentsifiüiïši An exentpiary ernhociiment of the present oisoiosure yyiii now he oiesorihed with reference to the aooompanying drawings. [Üdid] Fig. i is a perspective view iiiustrating a sohernatio configuration of areotanguier~wire~terminai manufacturing apparatus iÜO according toEmhodiment of the present disoiosure.
    As iiiustrated in Fig. i, the reotanguiar-wireterrhinai manufacturing apparatusiüü inoiudes a hase i, a weight hiock 2 that hoids down a reotanguiar wire 10 (awire having a reotanguiar cross-section), two hending hioeks 3 and 4 that incombination hend the reotanguiar wire iQ having heen out in advance into a Zshape, a hending piate 5 that ioids the reotanguiar wire id having heen hent intothe Z shape into a Li shape, a sutting mechanism (not iiiustrated) that outs thereotanguiar wire, and a feeding mechanism (not iiiustrated) that feeds thereotanguiar wire. iufiiši The hase i has a rectanguiar paraiieiepiped shape with a reotanguiar-wirehoiding portion ia provided in a middie portion of the top surface thereof. Thereotanguiar-wire hoiding portion ia is a tiat~topped oonvex forming a step. Thereotanguianwire hoiding portion ia is provided with a groove guide ih forinserting and setting the reotanguiar wire iG that is fed thereto; an ohiong hoieio with its width traversing the guide ih in an orthogonai direction to the Guideih, the ohiong hoie io extending through the hase i; and hending guides idprovided hy way of ohamfer at suhstantiaiiy rniddie portions of the ohiong hoieio.
    The height of the step formed hy the reotanguiahwire hoiding portion ia, thatis, the depth of the guide th, is siightiy srnaiier than the thiokness of thereotanguiar wire 10. if the reotanguiar wire id is a fiat reotanguiar wire havinga cross-section defined hy, for exarnpie, a thiokness of 0.5 rnm and a width ofih min, the depth of the guide ih is set to oorrespond to the oross-seotionaithiokness of the reotanguiar wire, and the width of the guide ih is set tooorrespond to the oross-seotionai width of the reotanguiar vrire.
    [Gtiidi As iiiustrated in Fig. 2, the weight hiook 2 pressas the rectanguiar wire it) that has been set in the guide ih against the hase i from ahove, therehy hoiding the rectanguiar wire ti stiii. The weight hiock 2 has a siit 2a, through which thehending piate 5, which wiii be described separateiy heiow, is inserted into theohiong hoie to. itfiutï] The two hehding htooks 3 and 4 are each rectanguiar paraiieiepiped hiocksprovided on each of the two tower surfaces which are iocated on hoth sides ofthe rectanguianwire hoiding portion ta. The oending hiocks 3 and 4 isprovided so as to sintuitaneousiy rnove in opposite directions on the base t.The hending stock 3 has on its bottom (a siiding surface) a Qu-degree headingguide Ba having an L shape extending oontinuousiy from a front side withrespect to the direction of movement of the hiook to a side facing the stepforrned hy the rectanguiar-wire hoiding portion ta. Likewise, the heading hiock4 has on its bottom (a siiding surface) a Qthdegree hending guide da having an i..shape.
    The height (depth) of each of the QO-degree hending guides Ba and da issiightiy iarger than the thickness of the rectanguiar wire 1G. The width of eachof the Qu-degree hending guides Ba and da is siightiy sinaiier than the width ofthe rectanguiar wire 1G.
    Corners of the guide th, in particuiar, corners ie and ff, tvhich are on the sidesopposing the moving directions of the hending hiocks 3 and 4, respectiveiy, andwhich function as points of stipport when the rectanguiar wire iti is hent, areprovided with appropriate curves (R).
    When the hendihg hiocks 3 and 4 are simuitaneousiy moved in oppositedirections, as shown in Fig. 4, two ende of a cut piece of reotanguiar wire tOaare each hent at suhstantiaiiy 9G degrees in the sarne piane, wherehy the cutpiece of rectangutar wire 'Tua comes to have a Z shape. [tiütâ] A rnethod for fahricating a rectanguiar wire terminat by using therectanguiar-wire-terntinai manufacturing apparatus ttšü configured as above wiiinow he described with reference to Figs. 2 to 5 and '. itititei First, as iiiustrated in Fig. 2, the rectanguiar wire it) is fed toy a specific ierigth frorn the feeding mechanism (not iiiustrated) in such a inanner as to advance through the guide th ot the hese t (step St in Fig. íï).
    Suhseeuentiy, es iitustrated in Fig.. 3, the weight ieieok 2 is iowered by apneurnetic cyiinder or the iike (not iiiustreted), therehy hotding the rectanguiarvrire 1G stiii hy pressing e centret portion et the rectenguiar wire ti) against thehese t.
    Suhseduentiy, as iiiustrated in Fig. 3, the reetenguier wire td is cut to espeeitic iength hy the eutting rneohenisni (not iiiustrated). The reetenguier wire10 is cut such thet the resuiting eut piece ot reetenguier wire 'ide hes endsurteees extending ohiieueiy with respect te the exis thereot (step S2 in Fig. ï).Thus, the out piece ot reotenguier wire tue hes pointed ends. Cne et thepeinted ends et the out piece et reotengutar wire 'tue is torrned as eninsuietor-side insett 'tub end the other end ie terrned es e suhstreteside inserttue. [Üdâu] Suhseeuentiy, es iiiustreted in Fig. dte), white the weight hieck 2 is pressingdown the cut piece et rectenguier wire tue, the two hending hioeks 3 and 4sirnuiteneousiy move in opposite directions (directions indieeted ey erreurs Aend B) hy pneurnetio eyiinders er the iike (net iiiustrated). Then, eaoh ot theietereiiy extending portiens et the ätt-degree hending guides Ba end 4e heving t.shepes provided on the hetterns (siidihg surteces) ot the hending hiocks 3 and 4push the ieeding end treiiing ende (tree ends tGd and tue), respeotiveiy, ot theout piece et rectanguier wire 'the in opposite directions, white the centret portionot the cut piece et rectenguier wire tee is heid stiii. Henee, eeeh et the treeends tud end tfle ere bent et their eorrespending corners te end tt et the guide'th tunetioning as points ct support. As the ieending hioeks 3 and 4 furthermove forward, the hending engies ot the tree ends ttid end tue increase.Uitirnateiy, the tree ende tud end tue ere eeeh nipped between the step torrnedhy the reotenguienwire hoiding portion “ie end the vertioei surteee et acorresponding ene ot the QO-degree hending guides Ba end rie having i. shapes,and ere therehy bent et suhstantieiiy 9G degrees (step S3 in Fig. Y). Thus, theout piece of reotenguier iwire tue is formed inte e Z shepe in the serne piene.That is, the Z-sheped primary component is obtained as shown in Fig. fii-(h).
    [Oüâtt After the oornpietion ot bending ot the out piece oi reotanguiar wire ida into a Zshape, the bending biooits 3 and 4 are retraoted to their respective initieipositions, and the weight biook 2 ie iitted to its initiei position (step S4 in Fig. 7). ißfiêâi Subseqoentiy, ae iiiustreted in Fig. 5, the bending piate 5 is iowered by epneurnatio oyiinder or the iike (not iiiostreted) in a direction indioated by arrow Cwhite being guided aiong the siit 2e ot the irreight biook 2. Thue, the headingpiate 5 pushes the oentrei portion ot the Z-sheped primary component iÛB, sothat the primary component 1GB is tirged into the obiong hoie io in the base iand ie nioped between the benciing piate ä and the irveii oi the obiong hoie io.Coneequentiy, e U-ehaped bended portion iOi is formed (step S5 in Fig. ï).
    A poehing portion ša, that is, the bottom end, ot the bending plate 5 hes enappropriate ourve when vievred in e seotion taken in its thioknese direction.therefore, a U-ehaped wire hooking portion iOg having an ere oorresponding tothe ourve is formed. [06231 Lestiy, the bending piate 5 ie further iowered. When the bending piate 5passes through the obiong hoie io, a Li-shaped reotenguiar wire terminai 'iOA(see Fig. 6) drope oii the bending piate 5 (step Sd in Fig. 7). White thereotanguiar vvire terrninai itIiA iiiuetrated in Fig. 6 is oriented vertioaiiy, when thereotangoâar wire terrninai iGA is pushed out of the base i, the reotanguier wireterrninai iÛA is oriented as iiiuetrated in Fig. 5 with the insuiator-side ineert itiband the substrate-eide ineert iüo taoing upwards and the toided portion ”iíiiiaoing downwards. in the above-described manner, the reotanguiar wire terrniriai iGA iiiustrated inFig. 6 ie tabrioated. iüüåei As desoribed above, before the reotanguiar wire iß ie bent into a Z shape, thereotanguiar wire it) is out. Then, the oentrai portion ot the out piece ofreotanguiar wire iüa ie pressed down by the weight biook 2. Theretore, theinstiiator-side ineert iüb and the eubetrate-side ineert iOo ot' the reotanguiarirrire terrninai iGA oen be prooessed eirnoitaneousiy. Coneequentiy, the processing time ie reduced. iíiüâo] Furthermore, e step ot oending into a Z shape and a etep of toioiing into e Ushape are performed on e eingie base i ae described above. That ie, there ieno need to reiooate the reotanguiar wire ti) ironi the bending step to the foidingstep. Coneequentiy, the processing tirne ie reduced. {0G26t Furthermore, the hending piate 5 ie used in torrning the wire hooking portiontüg as described above. This etabiiizee the shape ot the ero ot the wirehooking portion tOg. Coneeouentiy, the position ot' a wire (Crossover wire) tohe hooked on the wire hooking portion tüg ie stabiiized. Thue, e etator ot aneieotric motor vrith quaiity is obtained.
    [Reference Signe Liet] [Gtšâï] these, ta: reotenguiar-ii/ire hoiding portion, th: guide, to: obiong note, to:oending guide, te: corner, ti: corner, 2: weight ioiook, Ze: eiit, êbending biook,3a: QO-degree bending guide, eïpenciing otook, ea: ätt-degree hending guide,özbending piate, âa: puehing portion, "iärectenguiar wire, toa: out pieoe otreotenguier wire, tGio: insuiatoneioie ineert, tOo: suiostrate-eide irieert, too: treeend, tue: tree end, titt: handed portion, tog: wire hooking portion, 'EGRreotanguiar wire terminai, 1GB: primary component, tGQ;reotenguiar-wire-terrninai mentifeoturing apparetue.
    权利要求:
    Claims (5)
    [1] 1. (Name of Üocurnent) CLAiiXIiS[Ciairn t] A method for tabricating a rectanguiar wire terniinai (tÜA) that has apredetermined shape hy hending a rectanguiar wire (tC), the method cornprisingthe steps of: bending, after the rectanguiar wire (ttt) has been cut into a specific iength, thecut piece ot rectanguiar wire (toa) inte a Z shape in a same piane hysimuitaneousiy moving two heading biocks (3, 4) in opposite directions such thattwo ends ot the cut piece of reotanguiar wire (tu-a) are bent at suhstantiaiiy si)degrees white a oentrai portion of the cut piece of rectanguiar wire (tha) is beingheid stiii; and forrning the rectanguiar irrire terrninai (tOA) by pushing a centrai portion of theZ-shaped component into an obiong hoie (to) hy using a foiding piate such thatthe coinponent is foided into a U shape, [Ciairn 2] The rnethod for manufacturing the rectanguiar wire terminai (tOA) of Ciairn t,wherein, when the rectanguiar wire (tu) is cut to the specific iength, therectanguiar wire (tiâ) is cut obiiqueiy with respect to an axis thereof. (Ciaim 3) An apparatus (160) for fahricating a rectanguiar wire terminai (tOA) that has apredeterrnined shape by bending a rectanguiar wire (td), the apparatus (tOO)cornprising: a base (i) having a groove guide (th) into which the rectanguiar wire (th) isinserted, an opiong hoie (to) provided in a direction orthogonai to the guide (th),and a ccnvex rectanguiar-wire hoiding portion (ta) in vrhich the guide (th) andthe ohiong hoie (to) are provided; a weight biock (2) that hoids a centrai portion ot the rectanguiar vrire (tu) stiti; two hending biocks (3, 4) that are siniuitaneousiy rnovabie aiong the base (t)in opposite directions and are contigured to band two free encis (the, tue) of acut piece of rectanguiar wire (t0a)@ which is obtained by cutting the rectanguiarwire (tG) to a specific iength, hy substantiaiiy Qi.) degrees in a same ptane so that the cut piece of rectanguiar wire (täta) has a Z shape; and a foieing piate that ieide the out piece of reetahguiar wire (ma) having the Zshape into a U shape hy pushing the cut piece of reetangeiar Wire (ifia) into theohiohg hete (ie). [Ciairn 4] 'the apparatue (tßü) for tahriceting the reotanguiar wire terniinei (iUA) otCiairn 3, wherein the henoiing hioeke (S, 4) each have, in a bottom portionthereot, e ätt-degree benciing guide (ße, 4a} having an i.. ehape extenoing front afront side with respect to a direction of the movement to a side ieeing the cont/exreetanguier-wire hoiciing portion (ie). [Cåaim 51 A reotenguiat wire terrninai (iGA) fabriceteci hy the method tor febrioatirig the reotanguiar wire terminai (WA) et Ciaim 'i or 2 or by the apperetus (WG) for tebrioeting the reetangniar Wire terminai (tQA) ot Ciaim 3 er 4. _11-
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    法律状态:
    2021-08-31| NUG| Patent has lapsed|
    优先权:
    申请号 | 申请日 | 专利标题
    JP2011024827A|JP5586498B2|2011-02-08|2011-02-08|Terminal manufacturing method, manufacturing apparatus, and terminal|
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