Labaran masana'antu

Wadanne ma'auni na karbuwa ke buƙatar saitin ƙira mai kyau ya cika? Shin gyalen ku yana da kyau?

2024-01-02

A yau, ina so in bayyana muku ka'idojin yarda da samfuran mold. Mu yafi nazarin bayyanar, girman da abu na mold. Mu duba.


1. Mold bayyanar

1. Laifin saman

Ba a yarda da lahani a saman mold: rashin kayan abu, zafi, farin saman, farar layi, kololuwa, blistering, fari (ko fatattaka ko karya), alamomin yin burodi, wrinkles, da sauransu.



2. Alamar walda

Gabaɗaya, tsayin alamomin walda don raɗaɗɗen madauwari bai wuce 5mm ba, kuma tsayin alamomin walda don ɓarna mai siffa ta musamman bai wuce 15mm ba, kuma ƙarfin alamun walda dole ne ya wuce gwajin aminci na aiki.

3. Tsokaci

Ba a yarda da raguwa a wuraren da ba a bayyana ba, kuma an ba da izinin raguwa kaɗan a wuraren da ba a san su ba (ba za a iya jin dadi ba).

4. Kwanciya

Gabaɗaya, rashin daidaituwar jirgin na ƙananan samfuran bai wuce 0.3mm ba. Idan akwai buƙatun taro, dole ne a tabbatar da buƙatun taron.


2. Girman mold

1. Daidaito

Siffar geometric da daidaiton girman samfurin ya kamata ya dace da buƙatun zane-zane na buɗaɗɗen ƙira (ko fayilolin 3D). Bugu da ƙari, kewayon haƙuri na mold ya kamata ya bi ka'idodin da suka dace. Misali, juriyar girman shaft shine rashin haƙuri mara kyau, kuma haƙurin girman rami shine haƙuri mai kyau. Idan abokan ciniki suna da buƙatu na musamman, masu masana'anta kuma za su iya siffanta samarwa bisa ga ainihin yanayi.

2. Mold kauri bango

Gabaɗaya, kaurin bangon ƙirar ya kasu kashi biyu: matsakaicin kaurin bango da kaurin bango mara matsakaici. Matsakaicin kauri na bango ya kamata ya dace da buƙatun zane, kuma bisa ga halaye na ƙirar, haƙurinsa ya kamata -0.1mm.

3. Matsakaicin digiri

Harsashi na ƙasa da harsashi na ƙasa dole ne su dace daidai, kuma karkacewar saman su ba zai iya zama fiye da 0.1mm ba. Bugu da ƙari, ramukan, ramuka, da saman samfuran ƙirƙira dole ne su dace da tazara da buƙatun amfani, kuma babu wani fashewa da ke faruwa.

4. Tambarin suna

Rubutun kan farantin sunan ya kamata ya zama bayyananne, a tsara shi da kyau, kuma ya cika cikin abun ciki; Ya kamata a gyara farantin suna da aminci kuma ba sauƙin faɗuwa ba.

5. Sanyi bututun ruwa

A albarkatun kasa na mold sanyaya ruwa bututun ƙarfe ne filastik (abokin ciniki yana da sauran bukatun bisa ga bukatun), wanda aka yi ta hanyar counterbore aiki fasahar. A diamita na counterbore ne kullum 25mm, 30mm da 35mm, da kuma shugabanci na chamfering na rami ne m. Bugu da ƙari, matsayi na shigarwa na bututun ruwa mai sanyaya dole ne ya dace da buƙatun da suka dace kuma kada ya fito daga saman ginshiƙan ƙira, kuma dole ne a sanya alamar shiga da alamar fita.

6. Ramin fitarwa da bayyanar

Girman ramin fitarwa da girman bayyanar gyatsa ya kamata ya dace da buƙatun ƙayyadadden na'ura mai gyare-gyaren allura. Ban da ƙananan gyare-gyare, cibiya ɗaya ce kawai ba za a iya amfani da ita don fitarwa ba.

3. Mold abu da taurin

1. Mold tushe abu

Tushen ƙirar ya kamata ya zama daidaitaccen tushe mai ƙima wanda ya dace da ƙa'idodi, kuma kayan sa yakamata su sami wasu daidaitawar muhalli.

2. Aiki

Mold cores, m da kuma gyarawa mold abun da ake sakawa, m abun da ake sakawa, diverter Cones, tura sanduna, kofa hannayen riga da sauran sassa da kyau kwanciyar hankali da kuma lalata juriya, da kayan kaddarorin sun fi 40Cr.

3. Tauri

Taurin sassa na gyare-gyare bai kamata ya zama ƙasa da 50HRC ba, ko kuma taurin jiyya ta saman ya kamata ya fi 600HV.


Abin da ke sama duka shine game da ƙa'idodin karɓan ƙira. Ina fatan zai zama mai taimako ga kowa da kowa.



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