Tora kuri: Ibicuruzwa bibiri-bifata ibyuma bisobekeranye ni ibyuma bisobekeranye byombi, igikonoshwa gishyigikira kigizwe na clutch na shellbox shell, ibishishwa byombi byakozwe nuburyo bwo guta umuvuduko mwinshi, mugikorwa cyo guteza imbere ibicuruzwa no kubyaza umusaruro byaragaragaye muburyo butoroshye bwo kuzamura ireme. , igipimo cyuzuye cyuzuye cyuzuye hafi 60% 95% mugihe cyo kuzamuka kurwego rwa 2020, Iyi ngingo ivuga muri make ibisubizo byibibazo bisanzwe byubuziranenge.
Ikwirakwizwa ryimyanya ibiri-ikoresha, ikoresha ibikoresho bishya bya casade, sisitemu yo guhinduranya amashanyarazi na sisitemu nshya ya electro-hydraulic clutch. Igikonoshwa cyambaye ubusa gikozwe mumuvuduko mwinshi utera aluminium alloy, ifite ibiranga uburemere bworoshye nimbaraga nyinshi. Hano hari pompe hydraulic, amavuta yo kwisiga, imiyoboro ikonjesha hamwe na sisitemu yo gukonjesha hanze muri garebox, ibyo bikaba byashyize imbere ibisabwa hejuru kumikorere yubukorikori bwuzuye hamwe no gufunga igikonoshwa. Uru rupapuro rusobanura uburyo bwo gukemura ibibazo byubuziranenge nko guhindagura ibishishwa, kugabanuka kwumwuka hamwe nigipimo cyo gutambuka bigira ingaruka ku gipimo kinini.
1 、Gukemura ikibazo cyo guhindura ibintu
Igishushanyo 1 (a) hepfo gear Garebox igizwe numuvuduko ukabije wa aluminium alloy garebox hamwe nuburaro bwa clutch. Ibikoresho byakoreshejwe ni ADC12, kandi uburebure bwibanze bwurukuta ni 3.5mm. Igikoresho cya garebox cyerekanwe mubishusho 1 (b). Ingano shingiro ni 485mm (uburebure) × 370mm (ubugari) × 212mm (uburebure), ingano ni 2481.5mm3, ahantu hateganijwe ni 134903mm2, naho uburemere bwa net ni nka 6.7kg. Nigice cyoroshye cyane-cyimbitse. Urebye ikoranabuhanga ryo gutunganya no gutunganya ibicuruzwa, ubwizerwe bwibicuruzwa no gutunganya umusaruro, ibishushanyo bitunganijwe nkuko bigaragara ku gishushanyo cya 1 (c), kigizwe nitsinda ryamatsinda atatu, kunyerera (mu cyerekezo cyinyuma cavity) hamwe nububiko butajegajega (mu cyerekezo cyimbere yimbere), hamwe nigabanuka ryumuriro wa casting ryateganijwe kuba 1.0055%.
Mubyukuri, mugikorwa cyo gupima ikizamini cyambere cyo gupfa, byagaragaye ko ingano yumwanya wibicuruzwa byakozwe na casting bipfa gutandukana cyane nibisabwa byashushanywaga (imyanya imwe yari hejuru ya 30%), ariko ingano yububiko yari yujuje ibisabwa kandi igipimo cyo kugabanuka ugereranije nubunini nyacyo nacyo cyari kijyanye n amategeko yo kugabanuka. Kugirango tumenye icyateye ikibazo, scan ya 3D ya shell yumubiri na 3D ya theoretical yakoreshejwe mukugereranya no gusesengura, nkuko bigaragara ku gishushanyo 1 (d). Byagaragaye ko ahantu hashingiwe kumwanya wubusa hahinduwe, kandi amafaranga yo guhindura yari 2,39mm mugace B na 0,74mm mukarere C. Kuberako ibicuruzwa bishingiye kumurongo wa convex yubusa A, B, C kubikurikira gutunganya umwanya uhagaze hamwe nigipimo cyo gupima, iyi deformasiyo iganisha mubipimo, ubundi bunini buteganijwe kuri A, B, C nkibishingiro byindege, umwanya wumwobo ntukurikirana.
Isesengura ry'ibitera iki kibazo ：
PrincipleIhame ryumuvuduko mwinshi wo gupfa ni kimwe mubicuruzwa nyuma yo kumanurwa, bigatanga ishusho kubicuruzwa kuri moderi ya dinamike, bisaba ingaruka kumikorere ya dinamike yingufu zapakiye iruta imbaraga zikora kumufuka uhamye, kubera ubuvumo bwimbitse bwibicuruzwa bidasanzwe icyarimwe, umwobo wimbitse uri mumyanda hejuru yububiko bwimbere hamwe nu mwobo wo hanze wagize ubuso hejuru yibicuruzwa bigenda byerekanwa kugirango uhitemo icyerekezo cyo gutandukana igihe bizabura byanze bikunze gukurura;
HereHariho ibitonyanga ibumoso, epfo na ruguru icyerekezo cyibumba, bigira uruhare runini mugukomera mbere yo kumanuka. Imbaraga ntoya yo gushyigikira iri hejuru ya B, kandi muri rusange imyumvire ni iyo guhurira mu cyuho mugihe cyo kugabanuka k'ubushyuhe. Impamvu ebyiri zingenzi zavuzwe haruguru ziganisha kuri deforme nini kuri B, ikurikiwe na C.
Gahunda yo kunoza gukemura iki kibazo nukongeramo uburyo buhoraho bwo gusohora urupfu Igishusho 1 (e) hejuru yubutaka bwagenwe. Kuri B yiyongereyeho 6 yashizwemo ibishishwa, yongeramo ibyuma bibiri byashizweho muri C, inkoni ya pin ihamye ni iyo kwishingikiriza ku mpinga ya reset, mugihe kwimura indege ifata indege ishyiraho rever leveri uyikanda mubibumbano, igitutu cyurupfu gihita kibura, inyuma cy'isahani hanyuma hanyuma usunike impinga yo hejuru, fata iyambere kugirango uteze imbere ibicuruzwa biva mubibumbano byagenwe, kugirango umenye ihinduka rya offset demoulding.
Nyuma yo guhindura ibishushanyo, guhindura demoulding bigabanuka neza. Nkuko bigaragara muri FIG.1 (f), deformations kuri B na C ziragenzurwa neza. Ingingo B ni + 0.22mm naho C ni +0.12, yujuje ibyangombwa bisabwa kuri 0.7mm kandi bigera ku musaruro rusange.
2 、 Gukemura ibishishwa bigabanuka no gutemba
Nkuko bizwi na bose, gutera umuvuduko mwinshi nuburyo bwo gushiraho uburyo ibyuma byamazi byuzuzwa vuba mumyanya yububiko bwicyuma ukoresheje igitutu runaka kandi bigakomera vuba mukibazo kugirango ubone casting. Nyamara, ukurikije ibiranga igishushanyo mbonera cyibicuruzwa no gupfa guta, haracyari uduce tumwe na tumwe twa hot ashyushye cyangwa imyuka ishobora kugabanuka cyane mu bicuruzwa, ibyo bikaba biterwa na:
1 Gazi iri mucyumba cyumuvuduko cyangwa cavite yububiko ntishobora gusohoka rwose. Iyi myuka igira uruhare mubyuma byamazi kandi amaherezo ibaho muguterera muburyo bwa pore.
（2） Ubushyuhe bwa gaze muri aluminiyumu yuzuye na aluminiyumu ikomeye iratandukanye. Muburyo bwo gukomera, byanze bikunze gaze iragwa.
.
Fata ibicuruzwa bya DPT byinjiye muburyo bwikitegererezo hamwe nicyiciro gito cyo kubyaza umusaruro urugero (reba Ishusho 2): Igipimo cy inenge yumwobo wambere wagabanije ikirere cyibicuruzwa cyabazwe, kandi hejuru ni 12.17%, muri byo harimo umwuka umwobo wo kugabanuka urenze 3.5mm wagize 15.71% by'inenge zose, naho umwobo wo kugabanya ikirere uri hagati ya 1.5-3.5mm wagize 42,93%. Ibyo byobo bigabanya umwuka byibanze cyane mubyobo bifatanye hamwe no gufunga hejuru. Izi nenge zizagira ingaruka kuri bolt ihuza imbaraga, gukomera hejuru nibindi bisabwa bikora bya scrap.
Kugira ngo ibyo bibazo bikemuke, uburyo bw'ingenzi ni ubu bukurikira:
2.1UBURYO BUKURIKIRA
Birakwiriye kubice bimwe byimbitse hamwe nibice binini byingenzi. Igice kigizwe nizi nyubako gifite imyenge mike gusa cyangwa igice cyimbitse cyigice cyikurura, nibindi, kandi ibiceri bike bipfunyikirwa na aluminiyumu yamazi menshi, byoroshye gutera ubushyuhe bukabije bwibibumbano, bigatera gukomera. kubumba, gushushe hamwe nizindi nenge. Niyo mpamvu, birakenewe guhatira gukonjesha amazi akonje ahanyuze inzira yububiko bwimbitse. Igice cyimbere cyibanze gifite umurambararo urenga 4mm gikonjeshwa na 1.0-1.5mpa amazi yumuvuduko ukabije, kugirango umenye neza ko amazi akonje akonje kandi ashyushye, kandi imyenda ikikije ingirabuzimafatizo irashobora kubanza gukomera no gukora a igicucu cyinshi, kugirango ugabanye kugabanuka no kwikunda.
Nkuko bigaragara ku gishushanyo cya 3, uhujwe namakuru yisesengura ryibarurishamibare ryigana n’ibicuruzwa nyirizina, uburyo bwa nyuma bwo gukonjesha ingingo bwashyizwe hejuru, kandi gukonjesha umuvuduko ukabije nkuko bigaragara ku gishushanyo cya 3 (d) byashyizwe ku gishushanyo, kigenzurwa neza ubushyuhe bwibicuruzwa ahantu hashyushye hashyizwe hamwe, hamenyekana uburyo bukurikiranye bwibicuruzwa, bigabanya neza kubyara imyobo igabanuka, kandi byemeza igipimo cyujuje ibyangombwa.
2.2Gusohora kwaho
Niba urukuta rwububiko bwibicuruzwa byubatswe bidahwanye cyangwa hari ibice binini bishyushye mubice bimwe, imyobo yo kugabanuka ikunda kugaragara mugice cya nyuma gikomeye, nkuko bigaragara muri FIG. 4 (C) hepfo. Kugabanuka umwobo muri ibyo bicuruzwa ntibishobora gukumirwa nuburyo bwo gupfa no kongera uburyo bwo gukonjesha. Muri iki gihe, gukuramo byaho birashobora gukoreshwa mugukemura ikibazo. Igishushanyo mbonera cyigice cyigice nkuko bigaragara ku gishushanyo cya 4 (a), aribyo byashyizwe mu buryo butaziguye muri silinderi ibumba, nyuma yicyuma gishongeshejwe cyuzura mubibumbano kandi bigakomera mbere, ntabwo byuzuye mumazi yicyuma gikomeye mu cyuho, amaherezo Gukomera urukuta runini ukoresheje igitutu cyinkoni ku gahato kugaburira kugabanya cyangwa gukuraho inenge zacyo zagabanutse, kugirango ubone ubuziranenge bwo gupfa.
2.3Kwiyongera kwa kabiri
Icyiciro cya kabiri cyo gukuramo ni ugushiraho silindiri ebyiri. Inkoni ya mbere irangiza kubumba igice cyambere cyo guterana mbere, kandi iyo aluminiyumu yamazi ikikije intangiriro igenda ikomera, igikorwa cya kabiri cyo gusohora kiratangira, kandi ingaruka zibiri zo kubanza guterera no gusohora amaherezo ziragaragara. Fata inzu ya garebox nkurugero, igipimo cyujuje ibyangombwa byo gupima gaze ya gare ya gare mucyiciro cyambere cyumushinga kiri munsi ya 70%. Ikwirakwizwa ryibice bisohoka ahanini ni ihuriro ryibice bya peteroli 1 # nu gice cyamavuta 4 # (uruziga rutukura mumashusho 5) nkuko bigaragara hano hepfo.
2.4SYSTEM YAKORESHEJWE
Sisitemu yo guteramo ibyuma bipfa gupfunyika ni umuyoboro wuzuza icyuho cyurugero rwo gupfa hamwe nicyuma gishongeshejwe mucyumba cyabanyamakuru cyimashini zipfa bitewe nubushyuhe bwinshi, umuvuduko mwinshi n'umuvuduko mwinshi. Harimo kwiruka kugororotse, kwiruka kwiruka, kwiruka imbere hamwe na sisitemu yuzuye. Ziyobowe mugikorwa cyamazi yuzuye yuzuza umwobo, uko ibintu byifashe, umuvuduko nigitutu cyo guhererekanya ibyuma byamazi, ingaruka zumubyimba nimpfu zipfa bigira uruhare runini mubice nkuburinganire bwubushyuhe bwo kugenzura no kugenzura, kubwibyo Sisitemu ya gating yiyemeje gupfa guta ubuziranenge kimwe nibintu byingenzi byimiterere yimbere yimbere. Igishushanyo nogusoza sisitemu yo gusuka bigomba gushingira ku guhuza ibitekerezo nibikorwa.
2.5ProcessOptimisation
Gupfa gupfira ni inzira ishyushye itunganya ihuza kandi igakoresha imashini yo gupfa, gupfa bipfa gupfa hamwe nicyuma cyamazi ukurikije uburyo bwatoranijwe mbere yuburyo bukoreshwa, kandi ikabona gupfa bifashishije amashanyarazi. Ifata ibintu byose mubitekerezo, nkumuvuduko (harimo imbaraga zo gutera inshinge, igitutu cyihariye cyo gutera inshinge, imbaraga zo kwaguka, imbaraga zo gufunga ifu), umuvuduko wo gutera inshinge (harimo umuvuduko wa punch, umuvuduko w irembo ryimbere, nibindi), Kwuzuza umuvuduko, nibindi) , ubushyuhe butandukanye (gushonga ubushyuhe bwicyuma cyamazi, gupfa guta ubushyuhe, ubushyuhe bwububiko, nibindi), ibihe bitandukanye (igihe cyo kuzuza, igitutu cyo gufata igihe, igihe cyo kugumana, nibindi), imiterere yubushyuhe bwikibumbano (igipimo cyo kohereza ubushyuhe, ubushyuhe igipimo cyubushobozi, ubushyuhe bwa gradient, nibindi), guta ibintu hamwe nubushyuhe Ibiranga ibyuma byamazi, nibindi.
2.6Gukoresha uburyo bushya
Mu rwego rwo gukemura ikibazo cyo kumeneka kw'ibice bidakabije imbere mu bice byihariye bya garebox, igisubizo cya blokiyumu ya aluminiyumu yakoreshejwe hakoreshejwe ubupayiniya nyuma yo kwemezwa n'impande zombi zitanga n'ibisabwa. Nukuvuga ko blok ya aluminiyumu yapakiwe mubicuruzwa mbere yo kuzuza, nkuko bigaragara ku gishushanyo cya 9. Nyuma yo kuzuza no gukomera, iyi shyiramo iguma imbere mubice kugirango ikemure ikibazo cyo kugabanuka kwaho no kwikuramo.
Igihe cyo kohereza: Nzeri-08-2022