Mo chn i tng

Bn ang cn chn mt i tng nm pha di mt i tng khc, bn lm nh th no? c mt cch rt n gin: khi chn bn nhn thm ctr, pick 1 ln nu trng ri th thi, nu cha trng th pick thm ln na n s chn xoay vng cc i tng nm ti 1 v tr cho n lc i tng bn chn l th bn nhn phm space (enter hoc phi chut).Bn ang bt mt lc nhiu la chn osnap, v th khi bn di chut n gn i tng, thay vo bt theo cch bn mong mun, AutoCAD li chn kiu snap khng ng? bn ch cn nhn phm tab chc nng osnap s thay i xoay vng cho n kiu bn mun th thi.

Mo khi dng fillet

Mt s ngi khi dng lnh fillet, ch yu dng vt hai i tng vo nhau (radius=0). Nn khi ang fillet vi mt bn knh khc, h mun bin radius v 0 th li dng tham s R ri g vo 0. Khi mun quay tr li bn knh ang lm th li lm li. khc phc iu ny, AutoCAD cho bn chc nng gi SHIFT, lnh fillet s mc nh radius=0, nh ra th bn knh fillet li tr thnh bnh thng.

Mo bt trung im

Bn mun ch nh mt im l trung im ca 2 im khc m khng c i tng no bt midpoint? bn s v mt line i qua 2 im v chn midpoint, sau li xa line ny i?Khng n ni phc tp nh th, khi bn mun xc nh trung im, bn ch cn nhp vo mtp hoc m2p (middle between 2 point), ACAD s hi bn 2 im u mt, th l bn c im gia.

Mo hatch

mng hatch, pline c width dy khng che mt cc thng tin hatch, dim. Hy s dng lnh TEXTTOFRONT, lnh ny a ton b text v/hoc dim ln trc cc i tng khc. Lnh ny bt u c t ACAD2005.

Mo to block

Nu bn mun to mt anonymous block (l block khng c tn) trong bn v bn ch cn copy cc i tng m bn mun to block bng cch dng t hp phm Ctr+C, sau dng lnh PasteBlock.Vi block to bng phng php ny, bn khng cn phi qun l block (tht ra l khng qun l c). Khi bn xa i tng ny, ACAD t ng Purge cc anonymous block ra khi block table sau mi ln m file.

Tham s ca Zoom

Mc nh, tc zoom trong AutoCAD l kh thp, trong khi b con nh ta zoom nhiu hn v. M zoom chm th kh chu. Cho nn dng lnh sau y tng tc ti a (lnh ny khng lin quan n tng tc ha ca phn cng nh )ZOOMFACTOR = 100(100 l maximum ri )T AutoCAD 2006 n 2008 c thm hiu ng, cc bn s bit mnh ang zoom t u . nhng nu khng c tng tc ha, zoom khng mt, h h, hiu ng ny s gy cm gic kh chu V vy tt hn ht l tt bng i, tr li AutoCAD c. Cc bn dng lnh sau:VTOPTIONSTt b ht 2 dng option trn v ok l xong.

Ch s trn v ch s di

Mun nh Text trong Autocad m c m trn hoc di th dng lnh g?V d H2SO4Lnh MTEXT.Bn mun dng vit ch trn u, bn cho k t m (^) vo cui.Bn mun dng vit ch di chn, bn cho k t m (^) vo u on.Sau t xanh on m bn mun vit km c k t m, ri nhn vo phm a/b trn thanh cng c mtext

Lm th no o gc ln hn 180 ?

Vn dng lnh DIMANGULAR nh bnh thng, ch hi khc mt cht l cc bn ng chn gc gia 2 line m bn chn chc nng o gc ca Arc hay gc gia 3 im l c.V d:Command: dimangular (enter)Select arc, circle, line, or : (enter - ng ngha vi chn mc specify vertex tc l ch nh 3 nh)Specify angle vertex: (pick vo im 1 - im gc)Specify first angle endpoint: (chn vo im 2 - nm trn mt cnh ca gc)Specify second angle endpoint: (chn vo im 3 - nm trn cnh cn li ca gc)Specify dimension arc line location or [Mtext/Text/Angle]: (chn vo im 4 - im m ng dim s i qua)Dimension text = 231 (v d th)Ni cc line, arc, lwpolyline khng chm nhau, bng tnh nng mi ca lnh plineKhi bn mun ni cc line, arc, polyline thnh 1 nhng chng li khng chm nhau? Bn dng tham s Mutiple ngay sau khi s dng lnh pline, sau s dng chc nng join:Command: pePEDIT Select polyline or [Multiple]: mSelect objects: Specify opposite corner: 11 foundSelect objects:Enter an option [Close/Open/Join/Width/Fit/Spline/Decurve/Ltype gen/Undo]: jJoin Type = ExtendEnter fuzz distance or [Jointype] : 5.010 segments added to polylineEnter an option [Close/Open/Join/Width/Fit/Spline/Decurve/Ltype gen/Undo]:Ly li c ca s dng lnh command trong ACAD:

- CTRL + 9

Chuyn i ca s gia cc file cad ang c bt ln, gip cho vic chuyn i qua li gia cc file m c th bn mun tham kho:

- Dng phm Ctrl+Tab

Hy chn i tng khi nh du chn nhm:

Khi chn mt i tng m ta mun hy chn i tng thi m cc i tng khc vn c chn khng phi chn li t u: (rt c ch khi la chn i tng m khng mt cng chn li t u)-Ch li vo i tng v ng thi gi phm Shift

Khi mun i tng khc cng c gn thuc tnh nh mt i tng khc: rt c ch khi chnh sa i tng trong bn v.

Dng lnh Matchdrop : lnh tt ma hoc mj

Khi mun chn li i tng m trc ta di chuyn :

Sau khi di chuyn mt i tng n v tr mi, m i tng khng phi l mt block th vic mun chn li i tng di chuyn n v tr mi ngay sau l iu m lm chng ta mt cng nu chn th cng tng i tng, rt may l trong trng hp chng ta c th tin hnh chn nh sau: ta li nh lnh move tip v khi select object th ta nh thng s p lp tc i tng va c di chuyn trc s c chn li ngay lp tc.

Khi mun lm ti li bn v bng lnh Regen:dng cp nht cc thit lp v ng nt hoc hin th, chng hn khi ta t display resolution l 2000 thay cho 100 trc , ng trn v cc nt cong s mt m hn nhng nhn trn bn v m ta vn thy khng c thay i g th ta dng lnh Regen, sau lnh ny ta s thy nhng thay i hin r rng.

a ng dng vit bi cc file lp trnh cho cad vo CAD:nh lnh : apChn file load , cc file l lsp, dvb, arx, vlx, dbx, fasCh : ring vi file : m file lsp thy trong dng lnh no c ch defun c: th ch sau defun c: chnh l lnh tt s dng ca ng dng.

Cch 2: Tools\Auto Lisp\ load applications Sau tm n file auto lisp load

sau y l cch load lisp vo s dng (t dng k hiu (-) thay cho vic bn g phm enter 1 ln)bn g AP (-), n s hin ln 1 ci bng, tm ng dn ti 2 file lisp trn, tick vo load l c th s dng c ri ko phi load li lisp mi ln khi ng cad th tick vo contents (c icon l hnh ci cp), n s x ra 1 ci bng, tick vo add ri tm ng dn ti cc file lisp l ok

Chnh sa lnh tt trong autocad trc tip t file acad.pgp:

Tool\customize\ editprogram parameter (acad.pgp), vo y tin hnh chnh cc lnh tt hp vi thi quen s dng ca mnh v thun tin hn khi v.

ok th chng trnh s c tc dng ngay m khng cn phi khi ng li na.Sau khi thay sa i lnh trong file acad.pgp th ti dng lnh command ta phi nh reinit v chn pgp file

command alias editor, vo y tin hnh chnh sa lnh, ta c th add vo cng c m khng thay i lnh tt gc ca n.toolsC th dng cch chnh sa khc: express

Cach cai dat mot menu lenh tren thanh menubar:Vdu: HUONG DAN CAI DAT "FASTCAD"

1. Chep toan bo thu muc "FASTCAD" vao dia cung cua may (O dau? Tuy y.)- Mo file FASTCAD\hamtutao.lsp, chep toan bo noi dung. (ctr+A, ctr+C)- Mo file SUPPORT\acad*doc.lsp. Chuyen con tro xuong gan cuoi file, phai o tren dong co noi dung:"(princ) "- Chep noi dung file "hamtutao.lsp" vao vi tri nay. (ctr+V)Chu y : Noi dung vua chep vao phai o tren dong "(princ) "

- Luu file SUPPORT\acad*doc.lsp lai. Dong tat ca cac file lai.2. Chay chuong trinh ACAD.3. Chon muc : TOOLS\OPTIONS\FILES\SUPPORT FILE SEARCH PATH.- Chon nut "ADD"- Chon nut "BROWSE"- Sau do chi dan den thu muc "FASTCAD".- Chon nut "OK", "APPLY"4. Tai dong lenh COMMAND go : "menuload"- Chon file "fastcad.mnu". Nhan nut "OPEN" - Tiep theo chon nut "LOAD", "OK".

Bn mun v nhiu t l trong mt bn v :-Bn mun v nhiu t l trong mt bn v th c th to nhiu kiu t l trong cad, g D ri enter, khung Dimension style manager hin ra, bn click vo ch New, sau thit lp cc thng s, lm tng t nh th to kiu kch thc c t l khc, khi mun dng ci no th click chn ci ri click vo Current -> Close...

Bn to mt kiu style kch thc ring cho n, modify v chnh li s liu ti scale factor ,v d bn scale t l 1/5 (0,2) ,th ban phi in vo scale factor l 5 thay v 1 nh mc nh

Lu khi nh ngha kiu kch thc (Dimstyle) cho bn v:-Dng lnh command: d-Trc ht nh ngha kiu kch thc t l 1:1 trc, chng hn c th thit lp l scale factor l 1.00 ( ngha rng mt kch thc trn bn v bng 1 kch thc thc t).-Khi chn thit lp dmstyle cho cc bn v c t l 1:2 th h s scale factor s l 2 ( ngha rng mt kch thc trn bn v bng 0,5 kch thc thc t, do khi v l 1 nhng mun kch thc hin th ng vi kch thc vt tht th trn bn v con s ghi phi l kch thc trn bn v nhn vi 2, v vy t h s nhn l 2). Bn v t l 1/10 s c dimstyle vi h s scale factor l 10. Nu c cn c vo ngha nh vy th ta d dng thit lp c thng s scale factor cho cc bn v tng t nh vy vi cc dimstyle ca cc bn v c t l khc.V d: T l 1:1 scale factor l 1.0, c ch l 2.5T l 1:2 scale factor l 2, c ch l 2.5T l 1:10 scale factor l 10, c ch l 2.5T l 1:20 scale factor l 20, c ch l 2.5T l 1:50 scale factor l 50, c ch l 2.5T l 1:100 scale factor l 100, c ch l 2.5T l 1:400 scale factor l 400, c ch l 2.5

C th t t l theo cch nh ngha khc:V d: T l 1:1 scale factor l 100, c ch l 250T l 1:2 scale factor l 50, c ch l 250T l 1:10 scale factor l 0.10, c ch l 2.5T l 1:20 scale factor l 0.20, c ch l 2.5T l 1:50 scale factor l 0.50, c ch l 2.5T l 1:100 scale factor l 100, c ch l 2.5T l 1:400 scale factor l 400, c ch l 2.5

Ghi mt ng kch thc lin tc vi cc ng kch thc khc:

Dng lnh : Dimcontinue (dco)Chn mt ng kch thc c sn m bn nh ni tip vo , nh vy bn phi c t nht mt ng kch thc sn c.

LACHN V CHNH SA NHIU I TNG CNG LCLnh Quick Select:

a. Cng dng: Tm nhanh v la chn nhng i tng m bn mun (Lnh ny rt nhiu cng dng kh lit k ht c, ni chung anh em th ci s bit ngay... Theo c nhn BKMetalx m ni th y l mt lnh cc k hay y).b. Command : Trn toolbar => Tools => Quick Select (hoc nhn Alt => T => K) > xut hin hp thoi Quick Select nh sau:

=> Cng nh lnh Find trc tin l "la chn vng i tng" m ta cn tm, bng cch bm vo "phm vung nh" bn phi > la chn vng min cn tm i tng > nhn chut phi quay li hp thot Quick Select=> Tip n, ti Object type ta chn kiu i tng m cn tm ( y mnh chn i tng l Multiple; cc bn cng c th tm vi Mtext ; Line ....=> Ti Properties bn chn mt trong nhng la chn a ra (v d: chn mu i tng cn tm, chn layer cn tm, chn chiu dy...v..v)Mnh chn Color > chn tt c cc i tng c Color (mu sc) m mnh mun chn...=> Gi nguyn la chn =Equals=> Ti Value > bn c th chn mu sc cho i tng cn tm=> Bm OK vy l ta chn nhanh cc i tng m mnh mun(cc gi tr khc gi nguyn, cc bn c th tm hiu thm nhng ci )=> sau khi la chn tt c cc i tng c mu sc nh vy bn s lm g?... Bm CTRL + 1 => vo Properties => tha h chnh sa i tng theo bn nh....

* Mt s cng dng ca Quick Select:Bn c th dung Quick Select thay i mt layer m bn mun trong mun vn layer trong bn v => rt nhanh phi khng?Bn c th i tt c mu sc mt i tng trong rt nhiu mu sc => rt tin phi khng?Bn c th tm tt c cc Mtext c cao Heigh = 100 i thnh 200 => rt th v phi khng?

Lnh Filter.

y l mt lnh rt hay, n b tr rt nhiu cho chng ta trong qu trnh chnh sa bn v. N gip chng ta lc cc i tng cn chn mt cch nhanh nht.Mnh gi km theo mt file Cad hng dn d hn.

ng dng: y l mt lnh dng b tr cho cc lnh khc. V d bn mun xa tt c cc ng kch thc chng hn, quy trnh lm nh sau:Command: G E Select Objects: G fi Trn mn hnh hin th mn hnh Objects selection

Trong mc Select filter bn n vo nt tam gic v chn Layer (V tt c nt kch thc c v bng lp Kich thuoc).

Sau khi chn layer bn nhn tri chut vo nt Select, hin th ln tn tt c cc lp c khai bo trong bn v. Bn ko con tr xung v n tri chut vo Kich thuoc, ri nhn Ok.

Quay lai ca s Objects selection, bn n tri chut vo nt Add to list, s thy dng Layer = Kich thc pha trn (Kt thc vic chn i tng lc).

Tip theo n qu trnh lc i tng: Bn n tri chut vo nt Apply gc di bn phi n hin ra mt vung cn di dng lnh hin th cu nhc >>Select Objects = Chn i tng Cc bn cn chn vng lc i tng. Nh hnh di vng chn chnh l hnh ch nht mu trng. Khi tt c i tng c c v bng lp Kich thuoc s c chn.

Di dng lnh vn hin th Select Objects: Bn n Enter 2 ln lin tip thc hin lnh xa tt c cc i tng lp Kich thuoc.

Kt qu:

In n khng b m

Khi in c th cc nt v do thit lp lineweight nh m khi in c th m, do vy tin hnh in ra khng b m chng ta phi t li lineweight khi in n, vo lnh plot, chn my in,

Khung bn v n mp giy khi in

Vn : Lm sao plot bn v ra ng nh ci khung mnh to nh.ai bt ch gim vi.nu cc khong offset t mp giy n khung khng ng th va xu m bn v li khng ng t l na.?- Khi vo lnh in, chn Properties ca my in --> Device and Documents Setting --> User-defined Paper Sizes & Calibration --> Modify Standard Paper Sizes (Printable Area) --> chn kh giy v bm Modify hiu chnh khong cch canh l ph hp. Cn in b lch c l bn qun nh du chn Center the plot khi in- Li l do khi in bn plot to scale trng thi fix to paper. Nu bn mun khung tn ca bn cch ng nh bn mun bn phi xc inh ng t l bn v bn cn in v in vo trng thi custom. v d bn mun in kh giy A3 vi t l 1/1000 , trc ht bn v khung 297x420 . Sau bn v khung tn cch l theo bn trong khung va v . (v d mp tri khung cch giy 20mm th bn ng khung tri cch mp tri khung A3 ng 20 unit) .bn phi chn Center the plotsau trong plot to scale bn chn custome v nh t l 1mm = 1 unit .

khung tn va ng tiu chun:Vn : Khi hon thin bn v chng ta phi t khung tn cho chng. Lm sao khung tn va ng tiu chun, t l theo cc kh giy khc nhau. Mi ngi hy chia s cch t khung tn i.

Cch s dng:+copy ci file tvcn.dwg vo Support+load lisp+lnh l bvch l s th t bn v n nhy ykhi mun sa cc ci khc thuc khung tn, bn dng lnh BE, chn khung tn

VI CI LISP N GIN NY, BN C TH TO RA 1 CI # PH HP VI KHUNG TN CA BN+DNG LNH ATT CHO CC BIN TRONG KHUNG TN+KHAI TRIN CI LISP CA MINHchc bn thnh cng!!!Phi ni thm rng, vi cch ca ti, sau khi v rt nhiu bn v, bn c th lm 1 mc lc bn v(s tth t v tn) ch trong 10'

V cc ng song song nhanh:

Dng lnh Mline (ml)- Khong cch gia cc ng , chn ty chn Scale , nhp vo khong cch ca cc ng ta mun v.nh s th t bng lnh Tcount, ca Express Tools

Nhiu khi chng ta cn phi sa tng text mt in cc s theo th t tng dn. Chng hn phi in chui D1, D2, D3, D4,...D1000 theo th t tng dn ca trc Y. nu sa bng tay th rt lu. Lnh Tcount ca Express Tool cho php chng ta lm iu ny.

Command: tcountChng trnh s cho bn chn i tngSelect objects: Specify opposite corner: 5 foundSelect objects:

Chng trnh hi bn sp xp cc i tng theo chiu tng trc x, trc y hay theo th t lc bn chn cc i tngSort selected objects by [X/Y/Select-order] :

Chng trnh hi bn s u tin m bn nh, s gia m bn cho vo. V d 2,-1 s nh cc s: 2, 1, 0, -1, -2, ...Specify starting number and increment (Start,increment) :

Chng trnh hi bn cch nh s vo text: Overwrite - ghi lun vo text, Prefix - vit thm vo pha trc, Suffix - vit thm vo pha sau, Find&replace - Thay nhng cm t c ch nh bng cc text s ny.Placement of numbers in text [Overwrite/Prefix/Suffix/Find&replace..] :

Nu bn chn Find&replace, my hi thm c t m bn mun ch nh.Enter search string :

V cui cng chng trnh thng bo c bao nhiu i tng text c sa5 objects modified.Link: http://blog.timnhanh.com/duongsite/comment/meo-vat-trong-cad.35AD5BC0.html