Precision Casting nzira inoreva zita rakajairwa reKukanda nzira dzinoshandisa dzisiri-simbi mold uye ine dimensional kurongeka kwakakwira kupfuura iyo yakajairwa jecha mold castings, kusanganisira Yakarasika Wax Casting kana Investment Casting, Plaster Mold Casting uye Ceramics Mold Casting.
Kukandira kwakananga kuburikidza ne dewaxing
2-1 Zvimiro uye zvakanakira
(1) Kureba kwemuganhu wekukanda ndeye 700mm, uye kureba kuri nyore kuri pasi pe200mm. Kuremera kwepamusoro kwekukanda kunenge 100 kg, kazhinji isingasviki 10 kg.
(2) The dimensional kushivirira yekukandira iri 20mm ± 0.13mm, 100mm ± 0.30mm, 200mm ± 0.43mm, uye dimensional kururama kwezvikamu zviduku hakusi nyore kusvika mukati ± 0.10mm.Angle kushivirira ± 0.5~±2. madhigirii, kukanda ukobvu hushoma hwe 0.5 ~ 1.5mm.Kukasharara kwepamusoro kwekukanda kunenge Rmax 4S~12S.
(3) iyo yekukanda zvinhu inenge isina chero zvirambidzo, senge aruminiyamu alloy, magnesium alloy, titanium alloy, copper alloy, marudzi ese esimbi, cobalt uye nickel based heat resistant alloy, hard materials.
(4) kugadzirwa kwechimiro chakaoma cheiyo workpiece, yakanaka dimensional kurongeka, kushomeka kwekucheka.
(5) chengetedza tsvina yezvinhu, uye inogona kugadzirwa yakawanda.
Dewaxed precision castings anoshandiswa zvakanyanya mumajini ejet, turbines gasi, turbines, zvikamu zvendege, injini dzinopisa mukati, mota, michina yechikafu, michina yekudhinda, mapepa ekugadzira michina, compressors, mavharuvhu, pombi, mita, michina yekusonesa, zvombo, bhizinesi michina. , uye zvimwe zvikamu zvemuchina.
2-2 maitiro
Kune mhando mbiri huru dze dewaxing nzira dzekukanda: Solid Mold uye Ceramic Shell Mold, iyo yekupedzisira iri kugadziridzwa kwekutanga.
Iyo yakasimba mold nzira inotarisa kunyura kwemuumbi wewakisi, kuwedzera kwekupisa kwemuumbi uye kupera kwesimbi yakanyunguduka, uye inogadzira mold yakafanana nekukura kwekupedzisira kukanda. Wakisi yakanyunguduka inonamirwa mukati mold yakagadzirwa nesimbi kana silica gel, wakisi mold inotorwa kunze, yonyudzwa muslurry yakagadzirwa nekusanganisa poda refractory material uye binder.Mushure mekudonha, paradzira coarse-grained refractory uye wobvumira kuoma.Isa mucasting frame, zadza. the refractory particles akasanganiswa nebinder, wobva waomesa.Wakisi yacho inobva yapiswa kuti inyunguduke uye kuita mold.Mold yacho yaipiswa nekushisa kwepamusoro kuti ibvise wakisi shoma inosara uye kuwedzera simba rayo, uyezve simbi. melt yakabayiwa.
Kugadzirwa kweceramic shell mold kusvika iyo wax mold yakafanana neyeiyo yakasimba mold, kunze kwekuti mushure meimwe dip uye jecha kunyura (kana jecha kunyunguduka), basa rekuputira hariitwe, asi rinodzokororwa kakawanda kusvika zvakafanotemerwa. goko gobvu rinowanikwa.Iyi nzira inoshandiswa zvakanyanya ne dewaxing precision foundry operators parizvino nekuti ine zvinotevera zvakanakira: kuomesa, kupisa, kunyunguduka kunze kwewakisi, kupisa kwekushisa kwepamusoro uye ipapo kudurura.
(1) Kugadzikana kwezvikamu zviri nani
(2) kushoma kushandiswa kwezvinhu zvinoramba
(3) uremu huremu, nyore kubata, ita mahombe akakandwa
(4) Iyo yekugadzira maitiro inogona kuita zvishoma otomatiki kuchengetedza manpower uye kugadzirisa chiyero chekugadzira
(5) Mutengo wekugadzira wakaderera
(6) Ceramic shell mold itete, uye kutonhora kwekukanda mushure mekukanda kwakakwirira uye yunifomu, saka michina yayo iri nani.
(A) Mutevedzeri Mukuru
Kuonekwa kwemuenzaniso mukuru kwakafanana neyekupedzisira chigadzirwa.Panofanira kutariswa kunyura kwewakisi, kuwedzera kupisa kwemuumbi uye kupera kwesimbi yekukandira. Semuenzaniso, kana kutonhora kwekuderera kwewakisi iri 1.2%, kuwedzera kwekupisa kwechiumbwa kunosvika 0.7%. , uye iyo inotonhora shrinkage rate yesimbi yekukanda ndeye 1.7%, kukura kwekukura kwemuenzaniso mukuru ndeye 2.2%.Zvishandiso zvinowanzoshandiswa aluminium alloy, copper alloy uye simbi isina tsvina.
Nguva yekutumira: Kubvumbi-08-2021