iu khin v iu chnh my tin ren vt :

iu khin v iu chnh my tin ren vt :

A Mc ch :

- Xc nh chiu cao ca my so vi chiu cao ca ngi s dng my.

- Chun b v tr lm vic ca my.

B Ch :

- Kim tra my c c tip t hay khng.

- Gt tt c cc tay gt v v tr trung gian.

- y sau v cui bng my (ch khng sau trt ra khi bng my).

- Chn s vng quay ca trc chnh trong khang 80 100vng/pht.

- Chn lng chy dao dc s = 0,11 0,13 mm/vng ca trc chnh.

Cch g t trn mm cp 3 chu :

Cch g t trn mm cp 4 chu :

Cch g mt u chng tm :

cch g ny chng ta cn phi khoan l tm mt u chi tit bng mi khoan tm (ty theo l tm ca bn v chi tit) .

G phi ln mm cp 3 chu - tin mt u khoan tm v tin ng knh mt lp 1 mm, c chiu di mt khang 5 mm, sau quay tr u kp li phn tin.

Cch g trn hai mi tm :

cch g ny chng ta cn phi khoan l tm mt u chi tit bng mi khoan tm (ty theol tm ca bn v chi tit).

Cch g ny ta phi s dng tc tin truyn chuyn ng cho chi tit gia cng.

G trn Luynet :

g trn my tin :

Mm cp 3 chu :

Chu thun Chu ngc

Mm cp 4 chu :

Mm cp hoa : s dng gia cng chi tit c bit

Mi chng tm

C nhChng tm xuay

Mi khoan tm

Luynet :

C nhdi ng

7. Cha kha xit mm

8.Cha kha xit dao

Cch g trn mm cp:

G t: *

Chun b g phiG phi trn mm cp

R g v kp cht phi trn mm cp..

Vch phn r gDng ba r g

1. chi tit; 2. vch phn1. chi tit; 2. vch phn; 3. ba

R g : * R g o hng knh

G v kp cht s b

Vch phn r o hng knhDng ba r o hng knh

1. chi tit; 2. vch phn1. chi tit; 2. vch phn; 3. ba

R g v kp cht phi trn mm cp.

Tho v ly phi

Cc bc cn thc hin tho kp v ly phi ra khi mm cp.

Dch chuyn bn ngangdch chuyn bn ngang bng mt tay

Dch chuyn bn ngang bng hai tay V tr ca hai tay dch chuyn bn trn

Dch chuyn bn dcDch chuyn bn dc

Dch chuyn bn trn bng mt tayDch chuyn bn trn bng hai tay

Ni lng ecu kp cht phn quay ca bn trnXoay mt gc

Cch tin tr ngoi :

Chn s vng quay hp l

M my : cho mi dao chm nh vo chi tit sau quay dao ra khi chi tit gia cng ri ly chiu su ct t

G dao tin mt u cong

Tin mt u bng chy dao ngangTin mt u bng chy dao phi hp

Tin mt u c lng d nhTin mt u c lng d nh

Tin trc bc bng dao tin c gc 900 Chy dao dc khi tin mt tr

Rt dao sau khi tin Tin mt tr ngoi khi phi c g mt u chng tm

Dng c o trong gia cng tin :

Thc cp

Phng php o :

o kch thc bng thc cpo ng knh trong ca l c kch thc nh

Panme :

Panme o ngaiPanme o trong

Panme o chiu suPanme o ren

Cch o thc cp trn my tin

o chiu di cc bc ca trc