The gear shaftndiyo inonyanya kukosha inotsigira uye inotenderera chikamu mumichina yekuvaka, iyo inogona kuona kutenderera kwekufamba kwegearsuye zvimwe zvikamu, uye inogona kufambisa torque nesimba pamusoro pechinhambwe chakareba. Iyo ine mabhenefiti eiyo yepamusoro kutapurirana kunyatsoita, hupenyu hurefu hwebasa uye compact chimiro. Yakave ichishandiswa zvakanyanya uye yave imwe yezvikamu zvekutanga zvekuvaka muchina kutapurirana. Parizvino, nekukurumidza kusimukira kwehupfumi hwepamba uye nekuwedzera kwezvivakwa, kuchave nekutsva kwekuda kwemichina yekuvaka. Sarudzo yemidziyo yegiya shaft, nzira yekupisa kupisa, kuisirwa uye kugadzirisa kwemuchina gadziriso, iyo hobbing process paramita, uye chikafu zvese zvakakosha pamhando yekugadziriswa uye hupenyu hwegiya shaft. Iri bepa rinoita tsvakiridzo chaiyo pamusoro pekugadzirisa tekinoroji yegiya shaft mumakina ekuvaka zvinoenderana nemaitiro ayo, uye inopa inoenderana dhizaini dhizaini, iyo inopa yakasimba rutsigiro rwehunyanzvi hwekuvandudza tekinoroji yekugadzirisa yeinjiniya giya shaft.

Ongororo paProcessing Technology yeGear ShaftmuMichina Yekuvaka

Kuti zvive nyore kutsvagisa, bepa rino rinosarudza yakasarudzika giya giya mumuchina wekuvaka, kureva, akajairwa akatsika shaft zvikamu, izvo zvinoumbwa ne splines, circumferential surface, arc surfaces, mapfudzi, grooves, ring grooves, magiya nezvimwe zvakasiyana. mafomu. Geometric pamusoro uye geometric entity kuumbwa. Izvo chaizvo zvinodikanwa zvegiya shafts zvinowanzo kukwirira, uye kuomerwa kwekugadzirisa kwakakura, saka mamwe malink akakosha mukugadzirisa maitiro anofanirwa kusarudzwa nemazvo uye kuongororwa, senge zvinhu, involute ekunze splines, mabenchmark, mazino profile processing, kupisa kurapwa. , etc. Kuti uve nechokwadi chemhando uye mutengo wekugadzirisa wegiya shaft, akasiyana makiyi maitiro mukugadziriswa kwegiya shaft anoongororwa pazasi.

Kusarudzwa kwezvinhu zvegear shaft

Gear shafts mumashini ekutapurirana anowanzo kugadzirwa nesimbi makumi mana neshanu mumhando yepamusoro kabhoni simbi, 40Cr, 20CrMnTi mune alloy simbi, nezvimwewo. Kazhinji, inosangana nezvinodiwa zvesimba zvechigadzirwa, uye kupfeka kuramba kwakanaka, uye mutengo wakakodzera. .

Rough Machining tekinoroji ye gear shaft

Nekuda kwesimba rakawanda rinodiwa regiya shaft, kushandiswa kwesimbi yakatenderedzwa kune yakananga machining kunodya zvinhu zvakawanda uye basa, saka forgings inowanzo shandiswa sema blanks, uye yemahara forging inogona kushandiswa kune giya shafts ane hukuru hukuru; Die forgings; dzimwe nguva mamwe magiya madiki anogona kugadzirwa kuita chinhu chisina chinhu chine shaft. Munguva yekugadzira isina chinhu, kana iyo yekugadzira isina chinhu iri yemahara forging, iyo gadziriso inofanirwa kutevedzera iyo GB/T15826 standard; kana chisina chinhu chiri chekufa, iyo machining mvumo inofanirwa kutevedzera iyo GB/T12362 system standard. Kuforoma ma blanks kunofanirwa kudzivirira kukanganisa kuforoma sezviyo zvisina kuenzana, kutsemuka, uye kutsemuka, uye kunofanirwa kuyedzwa zvichiteerana neiyo yenyika forging evaluation standards.

Preliminary heat treatment uye rough turning process yema blanks

Iwo ma blanks ane akawanda magiya shafts anonyanya kuve epamusoro-mhando kabhoni structural simbi uye alloy simbi. Kuti uwedzere kuoma kwezvinhu uye kufambisa kugadzirisa, kurapwa kwekupisa kunotora normalizing kupisa kurapwa, zvinoti: normalizing process, tembiricha 960 ℃, kutonhora kwemhepo, uye kukosha kwekuoma kunoramba kuri HB170-207. Normalizing kupisa kupisa kunogonawo kuve nemhedzisiro yekunatsa kuforoma zviyo, yunifomu yekristaro chimiro, uye kubvisa kuumba kushushikana, uko kunoisa hwaro hwekutevera kupisa kurapwa.

Chinangwa chikuru chekutendeuka kwakashata ndechekucheka mvumo yekugadzira pamusoro peiyo isina chinhu, uye kutevedzana kwemuchina kwenzvimbo huru kunoenderana nekusarudzwa kwechikamu chekumisikidza referensi. Hunhu hweiyo giya shaft zvikamu ivo pachavo uye nekurongeka kwezvinodiwa zveimwe neimwe nzvimbo zvinokanganiswa nereferensi yekumisikidza. Iyo giya shaft zvikamu zvinowanzo shandisa axis senzvimbo yekumisikidza, kuitira kuti referensi ibatane uye ienderane nereferensi yedhizaini. Mukugadzira chaiko, denderedzwa rekunze rinoshandiswa seyakaomesesa yekumisikidza referensi, maburi epamusoro pamativi ese egiya shaft anoshandiswa seyakamira chaiyo referensi, uye kukanganisa kunodzorwa mukati me1/3 kusvika 1/5 yekukanganisa kwedimensional. .

Mushure mekugadzirira kupisa kwekupisa, iyo isina chinhu inoshandurwa kana kunyungudutswa pazviso zvese zvekupedzisira (yakamisikidzwa maererano nemutsara), uye ipapo maburi epakati pamativi ese ari maviri anoiswa chiratidzo, uye maburi epakati pamativi ese ari maviri anoboorwa, uyezve denderedzwa rekunze. inogona kurohwa.

Machining Technology yekupedzisa Outer Circle

Nzira yekushandura yakanaka ndeyotevera: denderedzwa rekunze rakashandurwa zvakanaka pahwaro hwemakomba epamusoro pamagumo ose egiya shaft. Mukuita chaiko kwekugadzira, magiya shaft anogadzirwa mumabhechi. Kuti uvandudze mashandiro ekugadzirisa uye kugadzirisa mhando yegiya shafts, CNC kutendeuka kunowanzo shandiswa, kuitira kuti iyo mhando yekugadzirisa yeese maworkpieces inogona kudzorwa kuburikidza nechirongwa, uye panguva imwe chete, inovimbiswa Kushanda kwebatch kugadzirisa. .

Zvikamu zvakapedzwa zvinogona kudzimwa uye kudzikamiswa zvinoenderana nenharaunda yekushanda uye tekinoroji zvinodiwa zvezvikamu, izvo zvinogona kuva hwaro hwekutevera kudzima kwepamusoro uye kurapa nitriding kurapwa, uye kuderedza deformation yekurapa kwepamusoro. Kana iyo dhizaini isingade kudzima uye kudziya kurapwa, inogona kupinda zvakananga muhobi maitiro.

Machining Tekinoroji yeGear Shaft Zino uye Spline

Kune iyo yekufambisa sisitimu yemakina ekuvaka, magiya uye splines ndizvo zvakakosha zvekufambisa simba uye torque, uye zvinoda kunyatsojeka. Magiya anowanzo shandisa giredhi 7-9 nemazvo. Kune magiya ane giredhi 9 chaiyo, ese ari maviri giya hobbing cutters uye magiya ekuumba anocheka anogona kusangana nezvinodiwa zvegiya, asi iko machining egiya hobbing cutters akakwira zvakanyanya kupfuura kuumbwa kwegiya, uye zvakafanana ndezvechokwadi pakubudirira; Magiya anoda giredhi 8 nemazvo anogona kugerwa kana kugerwa kutanga, wozogadziriswa nemazino etruss; yegiredhi 7 yakakwira-chaiyo magiya, nzira dzakasiyana dzekugadzirisa dzinofanirwa kushandiswa zvinoenderana nehukuru hwebatch. Kana iri batch diki kana chidimbu chimwe Chekugadzira, inogona kugadziriswa zvinoenderana nehobbing (grooving), zvino kuburikidza nepamusoro-frequency induction heat uye quenching uye dzimwe nzira dzekurapa pamusoro, uye pakupedzisira kuburikidza nekugaya nzira yekuzadzisa izvo zvinodiwa. ; kana iri huru-scale processing, kutanga hobbing, uye wozoveura ndebvu. , uyezve yakakwira-frequency induction kudziyisa nekudzima, uye pakupedzisira honing. Kune magiya ane zvinodiwa zvekudzima, anofanirwa kugadziridzwa pamwero wepamusoro pane iyo machining kunyatsoita nhanho inodiwa nemifananidzo.

Iyo splines yegiya shaft inowanzove nemhando mbiri: rectangular splines uye involute splines. Kune ma splines ane high precision zvinodiwa, mazino anokunguruka uye kugeda mazino anoshandiswa. Parizvino, involute splines ndiyo inonyanya kushandiswa mumunda wemichina yekuvaka, ine yekumanikidza angle ye30 °. Nekudaro, iyo tekinoroji yekugadzirisa yehombe-yakakura giya shaft splines inorema uye inoda yakakosha muchina wekugaya wekugadzirisa; diki kugadzira batch inogona kushandisa Iyo indexing plate inogadziriswa neakakosha tekinoroji nemuchina wekugaya.

Hurukuro pamusoro peZino Papamusoro peCarburizing kana Yakakosha Pamusoro Pekudzima Kurapa Technology

Iyo yepamusoro yegiya shaft uye pamusoro peiyo yakakosha shaft dhayamita inowanzoda kurapwa kwepamusoro, uye nzira dzekurapa dzepamusoro dzinosanganisira kurapwa kwecarburizing uye kudzima pamusoro. Chinangwa chekuomesa pamusoro uye kurapwa kwecarburizing ndechekuita kuti shaft pamusoro ive nekuoma kwepamusoro uye nekupfeka kuramba. Simba, kuomarara uye purasitiki, kazhinji mazino, grooves, nezvimwewo hazvidi kurapwa kwepamusoro, uye zvinoda kumwe kugadziridzwa, saka isa pendi usati waisa carburizing kana kudzima kwepamusoro, mushure mekupedza kurapwa kwepamusoro, rova ​​​​zvishoma wobva wadonha, kudzima kurapwa kunofanirwa. teerera kune pesvedzero yezvinhu zvakadai sekudzora tembiricha, kumhanya kutonhora, kutonhora kwepakati, etc. Mushure mekudzima, tarisa kana yakakotama kana kuremara. Kana iyo deformation yakakura, inoda kudzvinyirirwa uye kuiswa kuti iparadze zvakare.

Ongororo yeCentre Hole Kukuya uye Mamwe Akakosha Surface Kupedzisa Maitiro

Mushure mekunge giya shaft yagadziriswa pamusoro, zvinodikanwa kukuya maburi epamusoro pamigumo yese, uye shandisa pasi pevhu sereferensi yakanaka yekukuya zvimwe zvakakosha zvekunze uye zviso zvekupedzisira. Saizvozvo, uchishandisa maburi ekumusoro kumagumo ese sereferensi yakanaka, pedzisa kugadzira nzvimbo dzakakosha padyo negorofu kusvikira zvinodiwa zvekudhirowa zvasangana.

Ongororo yeKupedzisa Maitiro eZino Surface

Kupera kwemazino emazino kunotorawo maburi epamusoro pamigumo miviri sechinongedzo chekupedzisa, uye kukuya mazino epamusoro uye zvimwe zvikamu kusvikira zvinodikanwa zvekururama zvasangana.

Kazhinji, nzira yekugadzirisa yegiya shafts yemuchina wekuvaka ndeiyi: kuvharika, kuumba, kuchinjika, kutenderedza, kutendeuka zvakanaka, rough hobbing, mbambaira, kugaya, spline deburring, kudzima kwepamusoro kana carburizing, pakati pegomba kugaya, yakakosha nzvimbo yekunze uye. kupera kwechiso kukuya Zvigadzirwa zvekukuya zvenzvimbo yakakosha yekunze pedyo negero rekutendeuka zvinoongororwa uye zvinoiswa mukuchengetedza.

Mushure mechidimbu chekudzidzira, nzira yemazuva ano uye zvinodiwa zvegiya shaft sezvakaratidzwa pamusoro, asi nekuvandudzwa kweindasitiri yemazuva ano, maitiro matsva uye matekinoroji matsva anoramba achibuda nekushandisa, uye maitiro echinyakare anoramba achivandudzwa uye kuitwa. . Processing tekinoroji zvakare inogara ichichinja.

mukupedzisa

Iyo tekinoroji yekugadzirisa yegiya shaft ine simba guru pamhando yegiya shaft. Kugadzirira kwega yega shaft tekinoroji ine hukama hwakakosha nechinzvimbo chayo muchigadzirwa, basa rayo uye chinzvimbo chezvikamu zvayo zvine hukama. Naizvozvo, kuitira kuve nechokwadi chekugadzirisa mhando yegiya shaft, Iyo yakakwana yekugadzirisa tekinoroji inoda kuvandudzwa. Zvichienderana nechiitiko chaicho chekugadzira, bepa iri rinoita ongororo chaiyo yekugadzira tekinoroji yegiya shaft. Kuburikidza nehurukuro yakadzama pamusoro pekusarudzwa kwezvinhu zvekugadzirisa, kurapwa kwepamusoro, kurapwa kwekupisa uye kucheka tekinoroji yegiya shaft, inopfupikisa tsika yekugadzira kuti ive nechokwadi chekugadzirisa mhando uye machining egiya shaft. Iyo yakakwana yekugadzirisa tekinoroji pasi pemamiriro ekushanda inopa yakakosha tekinoroji tsigiro yekugadziriswa kwegiya shafts, uye zvakare inopa yakanaka referensi yekugadziriswa kwezvimwe zvigadzirwa zvakafanana.