Dị ka usoro nhazi isi ọdịnala, usoro ájá mkpuchi ka na-enwe ọnọdụ dị mkpa na mmepụta nkedo.Ọ bụ ezie na usoro nhazi nke Furan Core, usoro nhazi oyi na usoro ndị ọzọ na-eto eto mgbe niile ma na-etinye ya n'ọrụ, a ka na-eji usoro nhazi ya eme ihe n'ọtụtụ ebe dị iche iche na-emepụta ihe n'ihi na ọ dị mma nke ukwuu, ike dị elu na nkwụsi ike nke okpomọkụ, yana ogologo oge nchekwa.Ọ ka na-esi ike iji dochie anya n'ụfọdụ ụlọ ọrụ dịka akụkụ hydraulic, shells turbine na ụlọ ọrụ mmepụta ihe ndị ọzọ dị elu.
Njirimara:
arụmọrụ ike kwesịrị ekwesị;mma mmiri dị mma, ihe ndị na-akpụ ájá na ájá ájá na-emepụta nwere akụkụ doro anya na usoro dị oke, ma nwee ike ịmepụta ihe mgbagwoju anya ájá;elu àgwà nke ájá ebu (isi) dị mma, elu roughness nwere ike iru Ra = 6.3 ~ 12.5μm, na akụkụ ziri ezi nwere ike iru CT7 ~ CT9 larịị;ntisa nke ọma, na nkedo dị mfe ihicha.
Oke ngwa
Enwere ike iji ya mee ma ihe nkedo na ihe mkpuchi aja.Enwere ike iji ọkpụkpụ ma ọ bụ cores na-ejikọta ya na ibe ya ma ọ bụ na-eji ájá ájá ndị ọzọ (cores);enwere ike iji ya ọ bụghị naanị maka nkedo ndọda ígwè ma ọ bụ nkedo dị ala, kamakwa maka nkedo ájá ájá na nkedo centrifugal na-ekpo ọkụ;enwere ike iji ya mee ihe ọ bụghị naanị maka ịmepụta ihe nkedo na ihe nkedo na-abụghị nke ígwè, kamakwa maka ịmepụta ihe nkedo ígwè.
mejupụtara
N'ozuzu mejupụtara ihe refractory, binders, ndị na-agwọ ọrịa, mmanụ mmanu na ihe mgbakwunye pụrụ iche.
(1) Ihe ndị na-atụgharị anya bụ isi ihe dị na ya.The chọrọ maka refractory ihe bụ: elu refractoriness, ala volatiles, dịtụ gburugburu ahụ, siri ike, wdg Natural scrubbed silica ájá na-adịkarị eji.Ihe ndị a chọrọ maka ájá silica bụ: ọdịnaya SiO2 dị elu (nkedo nkedo na ihe nkedo na-abụghị nke ígwè na-achọ ihe karịrị 90%, na ihe nkedo ígwè na-achọ ihe karịrị 97%);ihe dị n'ime ụrọ adịghị karịa 0.3% (maka ájá a na-ehichapụ) - [ihe dị n'ụrọ nke ájá a na-asacha na-erughị;A na-ekesa nha nha ① na ọnụọgụ sieve 3 ruo 5 n'akụkụ;ọdịdị ahụ dị gburugburu, na akụkụ akụkụ ekwesịghị ịbụ ihe karịrị 1.3;Uru oriri acid erughị 5ml.
(2) A na-ejikarị resin phenolic eme ihe dị ka ihe nkedo.
(3) A na-ejikarị Hexamethylenetetramine eme ihe dị ka onye na-agwọ ọrịa;A na-ejikarị calcium stearate mee ihe dị ka mmanu mmanu, nke a na-eji gbochie agglomerating na ịbawanye mmiri.Isi ọrụ nke mgbakwunye bụ imeziwanye arụmọrụ nke ájá mkpuchi.
(4) Ngụkọta isi nke akụrụngwa akụrụngwa (irighiri oke, %) Nkọwa: Aja aja 100 na-ekpochapụ ájá, phenolic resin 1.0-3.0 ( arọ nke raw ájá), Hexamethylenetetramine (aqueous ngwọta 2) 10-15 (arọ nke resin), Calcium stearate 5-7 (arọ nke resin), ihe mgbakwunye 0.1-0.5 (ịdị arọ nke aja aja).1:2) 10-15 (ịdị arọ nke resin), Calcium stearate 5-7 (arọ nke resin), Mgbakwunye 0.1-0.5 (arọ nke aja aja).
Usoro mmepụta
Usoro nkwadebe na-agụnye mkpuchi oyi, mkpuchi ọkụ na mkpuchi ọkụ.Ka ọ dị ugbu a, mmepụta ihe fọrọ nke nta ka ọ bụrụ ihe niile na-ekpuchi mkpuchi ọkụ.Usoro mkpuchi na-ekpo ọkụ bụ ikpo ọkụ na-ekpo ọkụ na ájá na-ekpo ọkụ na ụfọdụ okpomọkụ, wee gwakọta ma kpalie ya na resin, urotropine aqueous solution na calcium stearate n'otu n'otu, wee dị jụụ, gwepịa na ihuenyo.N'ihi ọdịiche dị na usoro, usoro ngwakọta dị iche iche.Ka ọ dị ugbu a, e nwere ọtụtụ ụdị ahịrị mmepụta na China.Enwere ihe dị ka ahịrị mmepụta 2000 ~ 2300 ọkara akpaaka na nri akwụkwọ ntuziaka, yana enwere ihe fọrọ nke nta ka ọ bụrụ 50 kọmputa na-achịkwa ahịrị mmepụta akpaka zuru oke, nke na-eme ka nrụpụta nrụpụta na nkwụsi ike ngwaahịa dị mma.Dị ka ihe atụ, na akpaghị aka visual mmepụta ahịrị nke xx nkedo Co., Ltd. nwere nri oge akara ziri ezi nke 0.1 sekọnd, a kpo oku okpomọkụ akara ziri ezi nke 1/10 ℃, na ala ịgwakọta ala nwere ike hụrụ mgbe niile site na vidiyo. , na mmepụta mmepụta nke 6 tọn / hour.
Uru nke usoro
Mmiri mmiri dị mma
A na-ekpuchi ya na resin siri ike ma dị ka ájá kpọrọ nkụ.Mmiri mmiri dị mma bụ nnukwu uru ya, nke dabara adaba maka mgbagwoju anya na obere ájá ájá.
Mma elu àgwà nke isi ájá
A na-ejikọta ya site na mgbawa agbawa, na elu nke isi ájá dị oke ma dị nro, nke nwere ike imeziwanye elu elu nke nkedo ahụ nke ọma.
Ọnụ ala dị ala nke ime isi shei
Ọ nwere ebe mgbaze dị elu ma nwee ike iji ya mee ihe maka ime isi shei, na-eji obere ájá na-eri, ọnụ ala dị ala na ikuku ikuku ka mma.
Ike dị elu na nkwụsi ike okpomọkụ
na-eji thermoplastic phenolic resin, ọ nwere ike dị elu na nkwụsi ike nke okpomọkụ, nke na-enye ya uru pụrụ iche na ntinye nke ụfọdụ akụkụ buru ibu na nnukwu.
Ogologo oge nchekwa nke isi ájá ájá
Alkaline phenolic resin eji na mkpuchi mkpuchi bụ hydrophobic, isi ájá nwere ezigbo mmiri na-eguzogide mmiri, ọ dịghị ihe pụrụ iche chọrọ maka ebe nchekwa nchekwa, ọ dịghịkwa mbelata dị ukwuu na ike mgbe nchekwa ogologo oge gasịrị.
Ngwa dị ukwuu
Uzuzu mkpuchi mkpuchi dabara adaba maka usoro nkedo nke ihe igwe niile.
If you want to know more about shell mold casting process, pls feel free to contact lydia@welongchina.com.
Oge nzipu: Jun-13-2024
