NGHIEN C U T U - T R A O D O I NGHIEN CU*U, THIET KE MAY PHAN CAP X O A N OCIN RESEARCH, DESIGN SINGLE SCREW - CLASSIFIER TS Phan Ihach Hd Vicn Nghien cflu CP - BO Cdng ThflPng TOM TAT Qua khdo sdt thUe te mdy phdn cdp xoan ddn lai cd sd sdn xudt, bdi bdo trinh bdy nghien c nghiem ve mdy phdn cap xodn ddn Ket qud thu dUdc cung vdi cdc idi lieu tham khdo bdo cdo Id edc thdng sd ldm vide cua mdy phdn cdp xodn ddn TU dd tinh todn, kiem nghiim cum true xodn vd bg phdn quan trgng khdc Tren cd sd mdy mdc san cd cua cdc ed sdgia cong che tao cd n quy trinh cdng nghi, chi'tao cum true xodn mdy phdn cdp xoan ddn After field investigation about single screw-classifier at production facilities, this paper pr experimental research on single screw-classifier The results obtained and other references helpe operation parameters of single screw-classifier Then we calculated, tested screw-shaft unit and o portant parts On the basis of available machinery of domestic mechanical processing and manufa units, we created the manufacturing process and manufactured screw-shafi unit of single screw-ela DAT VAN DE MUC TIEU Trong edng nghiip tuyIn khoang ndi chung vi tuyen apatit ndi rieng, miy phin ci'p xoan cd vai trd khdng the thieu Tuy nhiln, han chl vl thilt bi, cdng nghe, cic loai miy phin cap va phu tung kem theo ta vin phai nhap kha'u Viec sfla chfla, phue hdi ehi tiet may, dd cd true chinh, cac chi till cum true xoin thay the nhap khau li rat cap thiet, ddi hdi sfl hilu biet vl khoa hpe cdng nghe, thiet bi chuyen dung phfle tap nhflng mang lai hieu qua kinh te Idn, nang eao tinh lien tuc san xuat - Nghien cflu, thilt ke miy phin cap xoan ed Idn dung tuyl'n khoing - Tflng bfldc dfla sin pham nghiln cflu vio flng dung san xuat thay the hang nhap khiu NQI DUNG 3.1 Tong quan ve may phan cap xoan Cdu tao mdy phan cdp xodn: Nghien cflu, thilt ke miy phin cap xoin dPn dung tuyen khoing nham dapflngylu eau tren TAP CHi CO KHf V I £ T NAM Sd (Thang nam 2012) NGHIEN Cflu - TRAO Ddi * Nguyen ly ldm viec: Hinh 1: Mdy phdn cap xoan • Than mdng; 2- Cdnh xodn: Cum dd trin; 4- Ddng ca diinh: HSpgidm (& chlnb; 6- Cdp bdnh rdng cdu • CAp bdnh ring cdn ning vit, 8- Dgng cd lulng vit; I- Hdp gidm tSc ndng vit, 10- Cum odd dUdi; II- True vit ndng; 12- Cum true chinh * Sd truyen dgng: Bun ban dau dflpc eho vao ben hdng gan dau thip miy phan cap Nhflng hat Idn chim xuong dflpc true xoan van chuyin lin dau cao sin pham cit, hat mm tran qua ngfldng trin vio san pham bun, vay ed hai sin pham Khi lam viec, diy thung may hoin thinh mdt Idp cit khdng ehuyen dpng de bao vl thung may khdi bi mdn Chung la ed the dung true xoan de tang nang suit - Miy phin cap cd true xoan chim: mdt phan true xoan d dau thap ngap hoin toin bun, nin gflPng lang rdng vi yin a hon cho phep nhin dflpe san pham bun (>60% cap - 0,074 mm) - May phin cip cd true xoan ndi (tat ca phan trin eua eic cinh xoan nhd len trin mat bun) thi cd bun thd hpn (