Tsarin gyare-gyaren allura yana amfani da gyare-gyare, yawanci da ƙarfe ko aluminum, azaman kayan aiki na al'ada.Tsarin yana da abubuwa da yawa, amma ana iya raba shi zuwa rabi biyu.Ana haɗe kowane rabi a cikin injin gyare-gyaren allura kuma an ba da izinin rabi na baya ya zame don a iya buɗewa da rufewa tare da gyare-gyaren.layin rabuwa.Manyan abubuwa guda biyu na gyaggyarawa sune ginshiƙin ƙura da ƙura.Lokacin da mold ke rufe, da sarari tsakanin mold core da mold kogon samar da sashe rami, da za a cika da narkakkar robobi don ƙirƙirar da ake so part.A wasu lokuta ana amfani da nau'ikan nau'ikan kogo masu yawa, wanda a cikin su biyun gyaggyarawa ke haifar da ɓangarori iri ɗaya iri ɗaya.
Tushen ƙira
The mold core da mold cavity suna kowanne hawa zuwa ga mold tushe, wanda aka gyarawa zuwa ga mold tushe.platenscikin injin yin gyare-gyaren allura.A gaban rabin da mold tushe hada da goyon bayan farantin, wanda mold rami ne a haɗe, dasprubushing, a cikin abin da kayan zai gudana daga bututun ƙarfe, da zobe mai ganowa, don daidaita tushen ƙirar tare da bututun ƙarfe.Rabin baya na ƙirar ƙira ya haɗa da tsarin fitarwa, wanda aka haɗa madaidaicin ƙirar, da farantin tallafi.Lokacin da naúrar matsawa ta raba raƙuman ƙura, sandar ejector tana kunna tsarin fitarwa.Wurin ejector yana tura farantin ejector gaba a cikin akwatin ejector, wanda hakan yana tura fil ɗin ejector zuwa ɓangaren da aka ƙera.Fitattun fitilun ejector suna tura ƙaƙƙarfan sashi daga cikin buɗaɗɗen ƙura.

Mold tashoshi
Domin robobin narkakkar ya kwarara zuwa cikin kogon gyaggyarawa, ana haɗa tashoshi da yawa cikin ƙirar ƙira.Na farko, narkakkar filastik yana shiga cikin mold ta cikinspru.Ƙarin tashoshi, da ake kira'yan gudun hijira, ɗauke da narkakkar filastik daga cikinspruzuwa ga dukkan ramukan da dole ne a cika su.A ƙarshen kowane mai gudu, robobin narkakkar yana shiga cikin rami ta hanyar akofawanda ke jagorantar kwarara.Narkakkar robobin da ke ƙarfafa cikin waɗannan'yan gudun hijiraan haɗa shi zuwa ɓangaren kuma dole ne a raba shi bayan an fitar da sashin daga ƙirar.Koyaya, wani lokacin ana amfani da tsarin masu gudu masu zafi waɗanda ke dumama tashoshi daban-daban, suna barin abubuwan da ke ƙunshe su narke kuma a ware su daga ɓangaren.Wani nau'in tashar da aka gina a cikin mold shine tashoshi masu sanyaya.Waɗannan tashoshi suna ba da damar ruwa ya gudana ta cikin bangon ƙira, kusa da rami, da kwantar da robobin da aka narkar da su.

Tsarin ƙira
Ban da'yan gudun hijirakumaƙofofin, akwai wasu batutuwa masu yawa waɗanda dole ne a yi la'akari da su a cikin ƙirar ƙira.Da fari dai, dole ne injin ɗin ya ƙyale robobin da aka narkar da su ya kwarara cikin sauƙi cikin dukkan kogon.Daidai da mahimmanci shine cirewar sashi mai ƙarfi daga ƙirar, don haka dole ne a yi amfani da kusurwar daftarin zuwa ganuwar ƙira.Hakanan ƙirar ƙirar dole ne ta ɗauki kowane hadaddun fasali a ɓangaren, kamarundercutsko zaren, wanda zai buƙaci ƙarin mold guda.Yawancin waɗannan na'urori suna zamewa zuwa cikin ɓangaren ɓangaren ta gefen ƙirar, don haka an san su da nunin faifai, koayyuka na gefe.Mafi yawan nau'in aikin gefe shine agefe-corewanda ke ba da damar anwaje undercutda za a tsara.Wasu na'urori suna shiga ta ƙarshen mold tare dahanyar rabuwa, kamarciki core lifters, wanda zai iya samar da wanina ciki undercut.Don ƙera zaren cikin ɓangaren, anna'urar cirewaana buƙatar, wanda zai iya jujjuya daga cikin ƙirjin bayan an kafa zaren.