II I I I I ~
s. Lip trinh t\f cac bmrc bao ranh, ch6t duoi en
s.1. Lip trinh tlJ.' cac bmrc bao rnh duoi en
TT Brr&c cong vi?c Chi dftn th\fc hi?n
1. Nghien cuu ban ve -D9c hieu chinh xac ban ve
2
3.
4.
5.
-Xac dinh duqc cac kich thu6c ranh, dung sai hinh d~ng, v~t li~u cua chi tiSt gia cong
-ChuySn hoa cac ky hi~u thanh cac kich thu6c gia cong tuong ung
L~p quy trinh cong ngh~ Neu ro thu tg cac bu6c gia cong, ga d~t, dµng C\l cat,
d\lflg C\l do, ch@ d9 cit va tiSn trinh kiSm tra Chu~n bi v~t tu, thiSt bi
d\lllg C\l
Bao ranh vuong suot 4.1. Ga lap dao
4.2. Ga phoi
4.3. Bao ranh
Bao ranh duoi en 5 .1. Dieu chinh g6c nghieng cua d:lu dao, ga va di@u chinh dao
-Day du d\lng C\l ga, d\lng C\l do kiem, phoi va bao h9 lao d9ng
-D:ly du cac lo~i dao c:in thiSt: Dao bao cit; dao bao g6c; dao bao xen, ..
-D:lu boi tron ngang muc quy dinh
-Tinh tqmg may m6c lam vi~c t6t, an toan
Ga lap dao chinh xac tren gia bat dao Dao bao cit
Duong tam dao vuong g6c v6i ban may
-DQ khong vuong g6c giua m~t chuan ga va m~t ph~ng ngang ::S 0,1mm
-Ham eto song song v6i hu6ng tiSn cua dao - Ra, hi~u chinh va kyp ch~t phoi.
-Dieu chlnh ch@ d9 cat hqp ly -Xac dinh chinh xac vi tri bao -Sai l~ch kich thu6c ± 0,2mm
-DQ khong vuong g6c giua 2 m~t ben so v6i m~t day ::S 0,1mm
-Dieu chinh g6c nghieng dau bao -Ga dao tren gia bit dao
-Duong tam dao ung v6i g6c nghieng cua m~t c:ln gia cong.
-Goe nghieng luai cit chinh so v6i m~t ph~ng cit tu
3-5°.