TK TDH Nhom9 Bao Cao

TRNG I HC BCH KHOA H NI

VIN IN B MN T NG HO XNCN

====o0o====

BI TP LN THIT K T NG HA

TI:

THIT K H THNG IU KHIN CNG NGH PHN LOI SN PHM

Nhm thc hin : Nhm 9 Gio vin hng dn : ThS. o Qu Thnh Sinh vin thc hin : Tng Vn Lut : 20101836 - K&TH 4 Nguyn Trung c : 20101415 - K&TH 4 Nguyn Ph Cng : 20101184 - K&TH 4 Cao Trng Dng : 20101285 - K&TH 4 L Xun Ging : 20101445 - K&TH 4

H Ni, 8 2014

THIT K T NG HA

NHM 9 Page 2

Nhm sinh vin thc hin : Nhm 9

Gm :

Tng Vn Lut : 20101836 - K&TH 4

Nguyn Trung c : 20101415 - K&TH 4

Nguyn Ph Cng : 20101184 - K&TH 4

Cao Trng Dng : 20101285 - K&TH 4

L Xun Ging : 20101445 - K&TH 4

THIT K T NG HA

NHM 9 Page 3

MC LC

bi ................................................................................................................................... 4

Yu cu cng ngh .............................................................................................................. 5

Lu chng trnh ............................................................................................................ 6

Phn cng vo ra .................................................................................................................. 7

Lp Graph chuyn trng thi ............................................................................................... 7

Lp Grafcet cho chu trnh cng ngh: ................................................................................. 9

Tnh ton xilanh tc ng 2 chiu v ngun kh nn ......................................................... 10

Bo m an ton cho ngi vn hnh v thit b : ............................................................ 10

M t hot ng ca h thng trn phn mm automation studio : .................................. 11

Thit b thc t ................................................................................................................... 12

1.Cm bin v tr xi lanh ................................................................................................ 12

2.Xi lanh ........................................................................................................................ 13

3.Bm kh nn ............................................................................................................... 13

4.B lc: van lc+van iu chnh p sut+van tra du .................................................. 14

5.Van iu chnh xi lanh ............................................................................................... 15

6.Van tit lu ................................................................................................................. 16

7.Lc kh ........................................................................................................................ 16

Gi lp chng trnh .......................................................................................................... 17

S u dy: ................................................................................................................... 19

S mch gim st h thng ........................................................................................... 19

S mch iu khin ...................................................................................................... 20

Gi lp hot ng ca h thng ......................................................................................... 20

THIT K T NG HA

NHM 9 Page 4

bi

THIT K T NG HA

NHM 9 Page 5

Yu cu cng ngh Khi c sn phm trt xung, cm bin p xc nh c sn phm th xilanh A

y sang phi sau rt v. Sn phm trt sang phi, cm bin 1a xc nh c sn

phm, nu sn phm cao xilanh B y, sn phm thp xilanh C y, sau khi y xong xilanh B v C rt v.

THIT K T NG HA

NHM 9 Page 6

Lu chng trnh

BT U

Cc iu kin

ban u ng, START n, p=1

Start

Xi lanh A chy sang phi

ng

Sai

Chm cng tc hnh trnh cui xilanh A

Xi lanh A chy sang tri

Sn phm thp

Xi lanh C chy sang

phi

Chm cng tc hnh

trnh cui xilanh C

Xi lanh C sang

tri

Xi lanh B chy sang

phi

Chm cng tc hnh

trinh cui xi lanh B

Xi lanh B sang tri

Sai

Sai

Sai Sai

ng

ng

ng ng

THIT K T NG HA

NHM 9 Page 7

Phn cng vo ra STT Tn tn hiu K

hiu vo ra

1 Nt khi ng start 1

2 Cng tc hnh trnh u A ad 1

3 Cng tc hnh trnh cui A ac 1

4 Cng tc hnh trnh u B bd 1

5 Cng tc hnh trnh cui B bc 1

6 Cng tc hnh trnh u C cd 1

7 Cng tc hnh trnh cui C cc 1

8 Cm bin c vt trt xung p 1

9 Cm bin c vt phn loi 1a 1

10 Nt reset reset 1

11 Cm bin xc nh vt chiu cao

m 1

12 Xi lanh A chy sang phi A+ A+ 1

13 Xi lanh A chy sang tri A- A- 1

14 Xi lanh B chy sang phi B+ B+ 1

15 Xi lanh B chy sang tri B- B- 1

16 Xi lanh C chy sang phi C+ C+ 1

17 Xi lanh C chy sang tri C- C- 1

Bng 1.1 Lit k u vo ra

Lp Graph chuyn trng thi Theo yu cu cng ngh: khi c sn phm trt xung chm cm bin p th

xilanh A y, sn phm cao th xilanh B y, sn phm thp th xilanh C y. Do n gin trong thit k m vn p ng c yu cu ta c th tch 3

xilanh hot ng c lp. u vo: P cm bin xc nh c vt trt xung trc xilanh A

1a cm bin xc nh c vt trc xilanh B v C

, ,a b cc c c cng tc hnh trnh cui xilanh A, B, C

M cm bin xc nh vt c chiu cao

THIT K T NG HA

NHM 9 Page 8

Ma trn trng thi:

Xilanh A: apc

A A

Graph chuyn trng thi :

Chn bin a thay cho p v ac sao cho khi : p tc

ng lm cho bin a c thit lp v duy tr gi tr 0 cho n khi p ngng tc ng.

V bin a ch c thit lp gi tr 1 khi ac tc ng v duy tr gi tr 1 khi ac ngng

tc ng. Do ta c mi quan h sau:

( )aa c a p

Khi bi ton n gin vi 1 u vo 2 u ra, nh sau: a

A A

Xilanh B:

o bb c

B B Graph chuyn trng thi :

00 10 00 10 00

00 01 01 10 00

Tng t ta cng c

0( )bb c b b

Trong 0 1b a m

Xilanh C:

0 cb c

C C Graph chuyn trng thi :

00 10 00 10 00

00 01 01 10 00

Tng t ta cng c

( ).cc c c c

Trong : 0 1c a m

00 10 00 10 00

00 01 01 10 00

THIT K T NG HA

NHM 9 Page 9

Lp Grafcet cho chu trnh cng ngh:

0

1

2

3 5

4 6

A-

A+

B+

B-

p.START

1.a m 1.a m

ac

bc cc

cdbd

THIT K T NG HA

NHM 9 Page 10

Tnh ton xilanh tc ng 2 chiu v ngun kh nn Lc tc ng khi cn pittong i ra: 1. .AF A p (1.1)

Trong

AF [daN] lc tc ng khi cn pitton i ra

1A [2cm ] din tch mt y pittong, 21 . / 4A D

D [cm] ng knh mt y pittong

P [bar] p sut kh nn trong xilanh

hiu sut xilanh, ly 0.8

Lc tc ng khi cn pittong i vo: 2. .EF A p

Trong

EF [daN] lc tc ng khi cn pitton i vo

2A din tch vng gng pittong, 2 2

2 .( ) / 4A D d

d ng knh cn pittong

y do khi i ra th xilanh mi y vt nn ta ch tnh ton chn xilanh khi pittong i ra:

Kch thc v khi lng vt cn y:

1,4kg

3 chiu 190*190*90 [mm]

Chn h s ma st l 0.5 ta c lc ti thiu thng ma st l F=1.4*9.8*0.5=6.86[N]=0.686[daN]

Chn xilanh c D=5cm, d=1cm T cng thc 1.1 ta tnh c p=0.15bar. Do trong 1 thi im c th c 2 xilanh hot ng nn ta chn ngun kh nn l: 6bar

Bo m an ton cho ngi vn hnh v thit b : Khi c s c xy ra nh mt in, cc cm bin v cng tc hnh trnh s mt

tc dng, khi cc xilanh s phi t ng ko v v tr ban u. do ta s s dng van o chiu 4-2 c v tr khng l loi van c tc ng bng c-l xo.

i vi cc thit b, ta s dng van an ton, khi p sut ln hn p sut cho php ca h thng th dng p sut s thng lc l xo v nh vy dng kh nn s tro ra mi trng.

THIT K T NG HA

NHM 9 Page 11

M t hot ng ca h thng trn phn mm automation studio : Do trong phn mm khng m t c chuyn ng ca vt tc ng vo cm

bin nn khi m phng khi cm bin c tc ng ta s dng cng tc thng m, c th nh sau:

Cm bin p: khi cm bin xc nh c vt th ta dng tay gt cng tc p.

Cm bin a1: khi cm bin xc nh c vt th ta dng tay gt cng tc a1

Cm bin m: khi cm bin b tc ng tc l vt i n chiu cao th ta dng

tay gt cng tc m.

Nt n Start: cho php h thng hot ng.

Nt n Stop: Dng h thng.

Nh vy chu trnh trong thc t ta m phng nh sau:

h thng hot ng ta gt cc cng tc , ,a b cd d d (tng ng vi cng tc hnh

trnh u xi lanh A, B,C y chnh l 1 trong nhng iu kin an ton ban u).

Sau nhn cng tc start, p.

Khi xi lanh A s chy sang phi, chm cng tc hnh trnh cui xilanh A ac ,

xilanh A s t ng chy v.

Khi sn phm chy sang bn phn phn loi:

Nu l sn phm chiu cao, ta nhn cng tc m trc sau nhn cng tc 1a ,

khi 0b c in.

Khi xia lanh B s chy sang phi, chm cng tc hnh trnh cui xilanh B bc

Xilanh B s t ng chy v.

Nu l sn phm thp, ta nhn cng tc 1a (khng nhn m, m=0)

Khi xilanh C s chy sang phi, chm cng tc hnh trnh cui xilanh C cc ,

Xilanh C s t ng chy v. h thng dng li quay tr v ban u ta nhn reset, tt c cc cm bin v

cng tc hnh trnh mt in cc xilanh u c ko v v tr ban u (do van o chiu l loi c-l xo)

Chy xong bt u 1 chu trnh mi.

THIT K T NG HA

NHM 9 Page 12

Thit b thc t

1.Cm bin v tr xi lanh

T trng chng 2 mn hnh mu rn Auto - kh nn SMC

Series / CAD Mc in Loi M t

D-P3DWSC E Trc c dy

ni Trng thi

rn

chuyn i

t ng

T trng chng

hin th 2 mu D-P3DW L Z Grommet

Cc tnh nng

C th s dng trong mt mi trng m to ra mt s xo trn t trng (t trng AC).

s dng vi AC th hn ti ch, m to ra t trng mnh.

Khong cch hot ng gia cc dy dn hn v xi lanh / thit b truyn ng hoc chuyn i t ng c th l 0 mm. Khi lng c gim 70% (so vi thit b chuyn mch hin c) C th c gn vo kch thc l 25 32 hoc xi lanh / thit b truyn ng. Tun theo chun RoHS

THIT K T NG HA

NHM 9 Page 13

2.Xi lanh

Loi Series / CAD Hnh ng Kch thc ng

knh (mm)

Tiu chun

CJ2

i din xut

que

6, 10, 16 Tc ng n

(ma xun tr li / m

rng)

CJ2W i din xut

thanh i

Cc tnh

nng

Xi lanh vi mt m khng kh c th hot ng tc cao

(1000 mm / s).

3.Bm kh nn

Xylanh kh - Kh nn SMC

10.00 cm

THIT K T NG HA

NHM 9 Page 14

M t M hnh / CAD Chc nng

Van iu

chnh VEX1

+ iu chnh

nh hng kim sot van

Van v tr 3 VEX3 Van iu khin hng

Van nn kinh

t VEX5

Cung cp p lc gim +

ON / OFF x +

Kim sot tc

Cc tnh nng

Thay i kch thc rng ln, cng kch thc 1/8 n 2.

VEX1: iu tit kh thi cng sut ln

VEX3: 3 cng, van v tr 3

VEX5: Ba chc nng (iu chnh p sut, van iu khin hng

v iu khin tc ) c cung cp bi mt van duy nht.


My nn

kh Ergen VEX1

Cung cp kh nn cho hot ng xi lanh.

Cc tnh

nng

My nn kh Ergen 1006 Cng sut: 1HP Ngun in: 220V/50Hz Lu lng kh: 0.08 (m3/pht) Ch s nn: 0.8Mpa Dung tch bnh nn: 6l Trng lng: 16kg

4.B lc: van lc+van iu chnh p sut+van tra du

Loi Modular FRL n v - kh nn SMC

Cm F.R.L - Kh nn SMC

Thit b kt hp Series / CAD Kch

thc

cng

t p lc

(MPa)

B lc khng kh AF, iu

chnh vi my o p sut

khng th tch ri,

bi trn

AF + ARG + AL 1 / 8,1 /

4,

3 / 8,1 / 2 0,05-0,85

THIT K T NG HA

NHM 9 Page 15

iu chnh b lc vi thiu

my o p sut, bi trn AWG + AL

B lc khng kh, iu chnh

vi

my o p sut khng th

thiu

AF + ARG

B lc khng kh, sng m

tch, iu chnh vi

my o p sut khng th

thiu

AF + + AFM ARG

iu chnh b lc vi thiu

my o p sut, Mist phn

cch AWG + AFM

Cc tnh nng Ci thin kh nng hin th ca ng h o p

lc nm a im khc nhau.

5.Van iu chnh xi lanh

Van in - kh nn SMC


Van iu chnh

VEX1 + iu chnh nh hng kim sot van

Van v tr 3 VEX3 Van iu khin hng

Van nn kinh t

VEX5

Cung cp p lc gim + ON / OFF x + Kim sot tc

Cc tnh

nng

Thay i kch thc rng ln, cng kch thc 1/8 n 2. VEX1: iu tit kh thi cng sut ln VEX3: 3 cng, van v tr 3 VEX5: Ba chc nng (iu chnh p sut, van iu khin hng v iu khin tc ) c cung cp bi mt van duy nht.

a

THIT K T NG HA

NHM 9 Page 16

6.Van tit lu

Van tit lu vi u ni nhanh - Loi thng - Kh nn

SMC

Loi Series / CAD

Kch thc

cng

vo

pha xi lanh

p dng ng OD

Kch thc

Metric Kch thc

inch

Trong

dng loi AS1001F 4001F --- 2 12

1 / 8 n

1 / 2

7.Lc kh


Van lc kh

S dng trong cht c ch x air.It c

th cn bng perssure trong b v ngn

chn cc cht gy nhim t i vo cc

tank.So n c th gi c sch s v

ko di tui th.

Cc tnh nng

SP1508.40: Bo Lc instruments - AF-22 / AF-35 - LEFILTER Thng s chnh : Bo Lc - Li Lc - Mng Lc Du, KHI, Nc, Bi - AF 22 / AF 35 -.

LEFILTER

AF 22 / AF 35 TH Lc Series.

Hng cung cp : LEFILTER

M hnh: AF-22 / F-35

THIT K T NG HA

NHM 9 Page 17

Gi lp chng trnh S mch lc

Trong :

Xi lanh tc ng kp:

Cm bim v tr Pistong:

Van iu chnh p sut:

da

THIT K T NG HA

NHM 9 Page 18

Van trn:

My Bm

Ngun:

Van tit lu:

Van in-kh nn:

Lc kh:

a

THIT K T NG HA

NHM 9 Page 19

S u dy: RLA, RLB, RLC l cc tip im ca role tng ng. a, b, c l cc cun dy ca van iu chnh xilanh

S mch gim st h thng

Trong : -n hin th trng thi hot ng ca h thng v cc phn t xi lanh, cm bin: m

THIT K T NG HA

NHM 9 Page 20

S mch iu khin

Gi lp hot ng ca h thng B1: Bt Start. B2: Bt b.Kh v gi trong vng 1s cng tc lin ng b.Kh c in, m bo kh nn t yu cu trc khi h thng lm vic. Lc ny h thng trng thi hot ng: n Start mch gim st trng thi ON. Cm bin da,db,dc trng thi ON/

B3: Khi c sn phm ti lm cm bin p trng thi ON, van in-kh nn ca xi lanh a c cp in, piston ca A s i sang bn phi y sn phm i, khi piston i ti v

THIT K T NG HA

NHM 9 Page 21

tr cui hnh trnh, cm bin ca ON, van in kh ngng cp in v piston s c y v u hnh trnh, lc da s trng thi ON. Trong qu trnh piston xi lanh a y, n bo xi lanh a ON.

B4: Khi sn phm i ti v tr phn loi sn phm, cm bin a1 ON, nu sn phm cao chiu cao th van in-kh nn xi lanh b ON, piston xi lanh b y sang bn phi; nu sn phm khng chiu cao th van in-kh nn xi lanh c ON, piston xi lanh c y sang bn phi.

Khi piston cc xi lanh i ti cui hnh trnh, lm cm bin cb,cc ON th xi lanh s i sang bn tri tr v u hnh trnh. Trong qu trnh xi lanh b hoc c hot ng th n bo xi lanh b,c s sng. Nu sn phm chiu cao n bo sn phm cao s sng.

THIT K T NG HA

NHM 9 Page 22

Sn phm khng chiu cao, xi lanh C hot ng, n xi lanh C ON

Sn phm chiu cao, xi lanh B hot ng, n xi lanh B ON, n bo sn phm cao ON

B5: Khi n Stop mch iu khin ca h thng s c ngt in, mch hin th vn c cp in, n bo Stop c ON, cc piston ca xi lanh ang hot ng t ng chy v bn tri ti u hnh trnh.

THIT K T NG HA

NHM 9 Page 23

Khi n Stop, xi lanh ang hot ng t ng chy v bn tri, n bo Stop ON, n bo xi lanh ang thu v ON, mch iu khin c ngt in.

B6: Mun khi ng li h thng th thao tc lp li tun t theo bc 1.

TK TDH Nhom9 Bao Cao

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