Ƙirƙirar sanyiwani nau'i ne na fasaha na ƙirƙira filastik, tare da machining fa'idodin da ba za a iya kwatanta su ba, irin su kyawawan kaddarorin injiniyoyi, babban yawan aiki da amfani da kayan aiki mai yawa, musamman dacewa da samarwa da yawa, kuma ana iya amfani da shi azaman hanyar masana'anta na ƙarshen samfurin, ƙirƙira sanyi a cikin sararin samaniya da sufuri. Masana'antar kayan aikin injin kayan aiki da sauran masana'antu suna da aikace-aikacen ko'ina. A halin yanzu, saurin bunƙasa masana'antar kera motoci, masana'antar babura da masana'antar kayan aikin injin suna ba da ƙarfi don haɓaka fasahar gargajiya na ƙirƙira sanyi.Tsarin ƙirƙira sanyia kasar Sin mai yiwuwa ba za a fara a makare ba, amma saurin bunkasuwar ci gaba yana da babban gibi tare da kasashen da suka ci gaba, ya zuwa yanzu, samar da injin din sanyi na kasar Sin kan motar da nauyinta bai wuce kilogiram 20 ba, kwatankwacin rabin kasashen da suka ci gaba, yana da babban damar samun ci gaba. , ƙarfafa ci gabanƙirƙira sanyifasaha da aikace-aikace aiki ne na gaggawa a kasarmu a halin yanzu.
Siffar ƙirƙira mai sanyi ta ƙara haɓaka, tun daga matakin farko, screws, screws, goro da conduits, da dai sauransu, zuwa siffar hadaddun ƙirƙira. Tsarin al'ada na spline shaft shine: sandar extrusion - yana tayar da sashin kai na tsakiya - extrusion spline; Babban tsari na spline hannun riga ne: baya extrusion kofin - - kasa zuwa zobe - - extrusion hannun riga. A halin yanzu, fasahar extrusion sanyi na kayan aiki na silinda shima an yi nasarar amfani da shi wajen samarwa. Bugu da kari ga ferrous karafa, jan karfe gami, magnesium gami da aluminum gami kayan da ake amfani da ko'ina a sanyi extrusion.

Ci gaba da bidi'a
Ƙirƙirar madaidaicin sanyi tsari ne (kusa) tsari na ƙirƙira. Sassan da aka kafa ta wannan hanyar suna da ƙarfi mai ƙarfi, daidaitattun daidaito da ingancin ƙasa mai kyau. A halin yanzu, jimillar jabun sanyin da wata mota ta gama gari ke amfani da ita a ketare ya kai kilogiram 40 ~ 45, wanda adadin sassan hakori ya wuce 10kg. Nauyin guda ɗaya na kayan ƙirƙira mai sanyi zai iya kaiwa fiye da 1kg, kuma daidaitattun bayanan haƙori na iya kaiwa matakan 7.
Ci gaba da haɓaka fasahar fasaha ya haɓaka haɓaka fasahar extrusion sanyi. Tun daga shekarun 1980, ƙwararrun ƙwararrun ƙwararrun ƙirƙira a gida da waje sun fara amfani da ka'idar shunt ƙirƙira ga ƙirƙira sanyi na spur da gear helical. Babban ka'idar shunt forging shine kafa rami shunt ko tashar abu a cikin ɓangaren ɓoyayyen ɓoyayyen ko mutu. A cikin tsarin ƙirƙira, ɓangaren kayan yana gudana zuwa kogon shunt ko tashar yayin da yake cike rami. Tare da aikace-aikacen fasahar ƙirƙira shunt, ƙirar ƙirar madaidaicin kayan aiki tare da ƙasa kuma babu yanke ya kai ga ma'aunin masana'antu da sauri. Don sassan da aka cire tare da girman diamita na 5, irin su fistan fil, ana iya samun sanyi-extruded lokaci ɗaya ta hanyar ɗaukar toshe ragowar kayan axial ta hanyar shunt axial da yawa, kuma kwanciyar hankali yana da kyau. Ga lebur spur kaya kafa, sanyi extrusion forming na jabu kuma za a iya gane ta amfani da radial sauran kayan tubalan.
Toshe ƙirƙira shine mutuwa ta kusa ta hanyar naushi ɗaya ko biyu ta hanya ɗaya ko akasin extrusion na ƙarfe da ke ƙera a lokaci ɗaya, don samun kusa da tsaftataccen tsari mai inganci ba tare da filashi ba. Wasu madaidaicin sassa na motoci, irin su planetary da rabi shaft gear, tauraro hannun riga, giciye hali, da dai sauransu, idan da yankan hanyar da aka soma, ba kawai kayan amfani kudi ne sosai low (kasa da 40% a kan talakawan), amma kuma. farashin sa'o'i na mutum, farashin samar da kayayyaki masu yawa. An yi amfani da fasahar ƙirƙira da aka rufe don samar da waɗannan tsattsauran ƙirƙira a ƙasashen waje, wanda ke kawar da yawancin tsarin yankewa kuma yana rage farashi sosai.
Haɓaka tsarin ƙirƙira sanyi shine galibi don haɓaka samfuran ƙima masu ƙima don rage farashin samarwa. A lokaci guda kuma, yana ci gaba da kutsawa ko maye gurbin filayen yankan, ƙarfe na foda, simintin gyare-gyare, ƙirƙira mai zafi, ƙirar katako, da sauransu, kuma ana iya haɗa shi da waɗannan hanyoyin don samar da tsari mai rikitarwa. Ƙirƙirar ƙirƙira mai zafi-sanyi fasahar ƙirƙirar filastik sabuwar fasaha ce ta ƙirar ƙarfe wacce ta haɗu da ƙirƙira mai zafi da ƙirƙira sanyi. Yana ɗaukar cikakken amfani da fa'idodin ƙirƙira mai zafi da sanyi bi da bi. Ƙarfe a cikin yanayin zafi yana da kyawawan filastik da ƙananan damuwa, don haka babban aikin nakasa yana kammala ta hanyar ƙirƙira mai zafi. Madaidaicin ƙirƙira sanyi yana da girma, don haka mahimman matakan sassa ana samun su ta hanyar ƙirar sanyi. Fasahar ƙirƙira mai zafi mai zafi-sanyi mai haɗa filastik ta bayyana a cikin 1980s, kuma ana ƙara yin amfani da ita tun a shekarun 1990. Sassan da aka yi da wannan fasaha sun sami sakamako mai kyau na inganta daidaito da rage farashi.