BI 7. MY CHIU BIN DNG

I. Gii thiu v my chiu PJ 3000 1. Cng dng: My chiu bin dng l thit b dng o kch thc, o gc . . . v chiu bin dng ca sn phm ln mn chiu. 2. Xut x: My chiu bin dng c sn xut ch yu ti Nht Bn v i Loan, c lp rp ti nh my Mitutoyo ti Nht. Hin ti sn phm ny c phn phi nhiu nc trn th gii nh c, M, Singapo, Anh, Trung Quc v th khi c nhu cu lin h vi nh sn xut khng phi l iu kh khn. 3. u nhc im:-

Nhc im: my phn ln ch o c hnh dng vt th dng 2D ( 3D ch c cc my chuyn dng), gii hn o vt th nh u im: my s dng kh d dng, chnh xc cao, o c nhng vt hai mt phng khc nhau, nh n chiu phn x m ta c th o c nhng im nh trn vt Bn trt max 200x100mm K t hin th d dng quan st C 3 la chn cho b m gm: theo trc xy, hin th gc hay khng gc C hai h thng chiu sng: chiu sng bin dng, ngun chiu sng pht x vi n hunh quang tui th khong 500 gi vi ngun in 24v v 150w Kh nng hot ng c ci tin khng ngng vi cc cng tc trc v bn phi.Mn chiu

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4. c trng: -

iu khin n gin vi ch mt cng tc chnh: -

5. Nguyn l hot ng:

n chiu phn x

Chi tit

n chiu bin dang

B iu khin

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6. Cng dng ca tng b phnmy: 1- n chiu: nm pha sau mn chiu v c nhim v chiu hnh nh ln mn chiu. 2- Mn chiu: hin thi hnh dng chi tit. 3- Tay xoay mn hnh: dng xoay mn chiu, ch yu khi o gc. 4- Tay kp mn hnh: dng kho mn hnh, khng cho mn hnh di chuyn nu khng cn thit 5- B m gc: hin th thng s gc. 6- B m theo xy: hin th thng s chiu di. 7- Thu knh phn chiu: dng phng to vt, a hnh nh ln mn chiu. 8- n phn chiu: dng hin th mt trn ca vt th. 9- Bn trt: di chuyn vt th qua li. 10- Bng n chiu: dng lp t cc n chiu. 11- n chiu bin dng ( bn trong): hin th bin dng ca vt ln mn hnh. 12- Tay vn iu chnh tiu c: iu chnh bn trt ln xung phng to hoc thu nh hnh nh. 13- Bng in: gm cc cng tc ca ngun, n bin dng v n phn x. 14- Kt ni b m xy ra ngoi: c th dng kt ni vi cc b phn tng thch vi my chiu.

Bang ieu khien.

1- Cng tc chnh ( on/off) 3- Cng tc chiu sng phn x (on/off)

2- Cng tc la chn chiu bin dng

B m gc v m theo chiu xy32

(1)- B m gc. 1- Hin th thng s 2- iu chnh v 0 3- Biu tng ch ABS/INS 4- Cng tc chn/ di gc 5- Cng tc la chn ch ABS/INS (2)-B m theo trc xy 6- Hin th theo h mt hay h inch 7- m theo trc x 8- m theo trc y 9- a v 0 theo x 10- a v 0 theo y

Bng in.

1- cm 2- Cu ch 3- Chn ngun in 4- Ni t 5- Cng tc in

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II. PHNG PHP VN HNH MY PJ 3000 1. PHNG PHP O GC a) Cch thc hin:

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Kim tra ngun, bn trt, mn Chi chiu, tiet thu knh

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Chn thu knh t vt ln bn trt Bt cng tt ngun sang vi tr ON Bt cng tt n chiu sang v tr ON iu chnh hi t ca chi tit trn mn chiu: bng cch xoay tay vn 12 cho n khi nh ca vt th trn mn chiu l r nht

Cha iu chnh

Sau khi iu chnh

Ch : khi xoay tay vn 12 khng va chm gia chi tit v cc b phn ca my chiu (thu knh, knh phn chiu )

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Tay van man chieu 3

Tay kep man chieu 4

Tay van 12

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iu chnh mt cnh ca gc cn o trn chi tit trng vi mt ng ging trn mn chiu: bng cch ni lng kp mn chiu 4 v xoay tay quay mn chiu 3

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iu chnh mt cnh ca gc cn o trn chi tit trng vi mt ng ging Ci t b m gc v v tr khng: bng cch nhn vo nt ZERO trn b m gc

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iu chng tay xoay mn chiu v tay xoay trn trc Y sao cho mt cnh khc ca gc cn o trng vi ng ging chn lc u: bng cch ni lng kp mn chiu 4 v xoay tay quay mn chiu 3 c gi tr trn b m gc: l gi tr gc cn o ca chi tit

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b) Thc hnh: Chi tit:

Chi tit 1 2 3

Ln 1

Ln 2

Ln 3

Kt qu

Nhn xt: 2. PHNG PHP O CHIU DI : a) Cch thc hin:

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Chi tiet Kim tra ngun, bn trt, mn chiu, thu knh Chn thu knh Lp vt vo bn trt Bt cng tt ngun sang vi tr ON Bt cng tt n chiu sang v tr ON iu chnh hi t ca chi tit trn mn chiu: bng cch xoay tay vn 12

Ch : khi xoay tay vn 12 khng va chm gia chi tit v cc b phn ca my chiu (thu knh, knh phn chiu )-

iu chnh mn chiu v im 0: bng cch ni lng kp mn chiu 4 v xoay tay quay mn chiu 3 sao cho im 0 trn mn chiu trng vi ng ging.

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iu chnh im u ca kch thc cn o v v tr giao im hai ng Cha iu chnh ging trn mn chiu: bng cch xoay tay quaySau khi iu chnh di chuyn hai trc

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Ci t b m v v tr khng: bng cch nhn vo nt ZERO trn b m ca trc cn o (trc x)

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iu chnh im cui ca kch tht cn o v v tr giao im hai ng ging trn mn chiu: bng cch xoay tay quay di chuyn hai trc

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c gi tr trn b m: l gi tr kch tht cn o ca chi tit ( du m pha trc chng ta khng cn quan tm)

b) Thc hnh:39

Chi tit:

Chi tit 1 2 3

Ln 1

Ln 2

Ln 3

Kt qu

Nhn xt:

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