GII THIU PHN MM UNI GRAPHICS 9.0

I. Tng quan v UniGraphics NX.

1. Tng quan:Unigraphics NX c pht trin bi hng Siemens PLM Software ca tp onSiemen. Unigraphics NX 9.0 tp hp cc gii php CAD/CAM/CAE linh hot, ti u, ng b, mnh m, gip cc doanh nghip c th gii quyt mi vn kh khn nht trong lnh vc CAD/CAM/CAE. Lin tc i mi, tch hp cng ngh v thm vo cc tnh nng mi, h tr ti u cho cng vic.NX 9.0 phc v cho vic thit k, m phng, lp trnh gia cng, cho cc ngnh cng nghip sn xut hng gia dng v dn dng, my cng c, my cng nghip, t, xe my, ng tu cho ti cc cc ngnh cng nghip hng khng thit k my bay, cng nghp v tr.Nh vo gii php tng th, linh hot v ng b ca mnh m NX c cc tp on ln trn th gii ( Boeing, Suzuki,Nissan, Nasa) s dng. c bit Nht bn, c, M v n th Unigraphics NX c th phn ln nht so vi tt c cc phn mn CAD/CAM khc. Vi trn 51 triu licensed c pht hnh vi hn 51.000 khch hng trn ton th gii. NX khng ch ng u v mt cng ngh m cn ng u v lng licensed c pht hnh.

Hnh 1. Giao din ca Uni Graphics 9.0

2. im ni bt:

Tnh linh hot: NX cung cp cho ngi dng tnh linh ng, t do trong thit k c tng ln bi k thut Synchronous, gip d dng hn trong vic thit k, chnh sa trc tip trong qu trnh xy dng m hnh. S t do trong thit k trn nn Direct Modeling kt hp k thut mi Synchronous ny gip cho vic thit k nhanh hn hng chc ln ln so vi trc y.

Sc mnh: NX 9.0 x l c nhng bi ton cc k phc tp thng qua h thng ton din CAD/CAM/CAE. NX 9.0 Advanced simualation gii quyt mi vn v CAE, lm gim bt 30% cng vic to mu th nghim trc khi sn xut. CAM EXPRESS gii quyt vn trong lp trnh gia cng cc trung tm gia cng 5 truc, 4 trc, 3 trc, gip ng chy dao ti u, rt ngn thi gian gia cng, v cht lng sn phm tt nht.

S phi hp: Vi gii php tng th CAD/CAM/CAE cho php qu trnh phi hp pht trin sn phm din ra nhanh hn v x l nhanh hn gp nhiu ln, rt ngn thi gian sn xut.

Nng sut: NX 9.0 gip cho cc k s v chuyn gia thit k nng cao nng sut trong vic ci tin cc mu thit k c gim ti 40% thi gian. V tn dng c nhiu d liu CAD t cc phn mm khc trong thit k ci tin v pht trin mi.

3. Nhng ci tin mi trong UNI GRAPHICS 9.0:Phin bn NX 9.0 c pht hnh vo nm 2013 mang thm nhng tnh nng mi, tch hp thm nhiu cng c m hnh ha, to nn bc t ph trong lnh vc thit k, m phng v gia cng, ng thi gip tng nng sut v gim thiu thi gian thit k:a. Cng ngh m hnh ha ng b (Synchronous Technology)y l tnh nng ni bt nht caNXso vi cc phn mm tng t nhCATIA, Creo (Pro/Engineer) Vi cng cSynchronous Technologybn c th chnh sa m hnh mt cch nhanh chng bng vic click v ko c c kt qu mong mun. c bit trong phin bnNX 9.0li cng c ci tin nhiu hn, gip cho vic chnh sa m hnhCADcha bao gi n gin v d dng hn th.

b. Ci tin trong moduleSketchModule Sketch c ci tin ng k, giao din n gin, sng sa, linh hot to nn s hiu qu t vic phc tho tng cho n vic to d liu 3D. To hnh dng sn phm da trn cc bin dng h,NX 9.0cung cp thm nhiu lnh mi thit k sn phm dng kim loi tm (Sheet Metal Design), ci tin lnh Draft tr gip vic to mt nghing thot khun cho sn phm, lnh cng, tr, nhm khi, lnh to cc c tnh cho khi nh mu sc, vt liu, tt c u c ti u ha v d dng s dng.

Hnh 2: Giao din Sketch n gin, sng sa, linh hot hnc. To bn v k thut ( Drafting )Vi Drafting trong bnNX 9.0 vic xem bn v k thut d dng hn bng nhiu m nt khc nhau ca cc nt v nh s ci tin vt tri trong vic qun l bn v bng layer. Ci thin s hin th ca bn v, trng r rng v thm m hn, ng thi gim dung lng b nh khi qun l bn v ca nhng sn phm lp rp ln.

Hnh 3: Mt bn v k thut c xut ra t 3D ca NX 9.0d. Ci tin v giao din ngi dngSo vi phin bn NX 8 v cc phin bn NX c hn th giao dinca NX 9.0c thit k trc quan nht. Ni bt nht l s la chn cn bn hoc nng cao trong mi hp thoi tng tc. Khi ta s dng bt k lnh no trong phin bnNX 9.0th giao din i thoi ca lnh u c 2 ty chn, l ty chn c bn (t s ci t) v ty chn nng cao (nhiu ci t hn, gip vic thao tc nhanh chng v n gin hn.Tt c cc thanh cng c u c th ty bin n gin, d ng thm bt cc nt lnh, hin, n thanh cng c, hin th ton mn hnh Nhng ci tin v giao din caNX 9.0 mang n cho ngi s dng mt giao din trc quan v s dng n gin hn, tng tc thit k.

Hnh 4: Giao din cn bn (tri) v nng cao (phi)e. Cng ngh m hnh ha t do (Freeform Modeling)i vi module Freeform Modeling,NX 9.0 sp xp cc thanh cng hp l hn, vic s dng v thao tc tr nn n gin v nhanh chng. Cc b mt c to nn t cng ngh m hnh ha t do c ci thin nh cng ngh to li im, d liu im, t ng ha vic to cc b mt thng qua li im, di s tr gip ca cng c phn tch b mt, cc sn phm caNX 9.0c tnh chnh xc v thm m cao.

II. Gii thiu v cc module tch hp trong NX 9.0

1. Modeling: L b cng c chnh trong vic thit k, bao gm nhiu lnh cn bn v nng cao gip to dng mt vt th duy nht (part .prt file), bng vic kt hp cc Sketch trn mt phng v cc lnh to khi. Qua , Modeling gn nh l cng c cn bn v quan trng nht, to tin cho vic lp rp, phn tch nng cao.

Hnh 5: Cooling Pipe c to dng t ModelingCc module h tr trong Modeling gm c:

Direct Sketch : V pht tho trn mt phng, to tin cho vic dng hnh.

Hnh 5: Direct Sketch v cc h tr v ng nt

Feature: Bao gm cc lnh h tr cho to khi nh: Extrude (to khi thng), Revolve (to khi trn xoay), Hole (to l), Shell (to khi thnh mng), Edge Blend (gc ln, bo gc)...

Hnh 6: Cc lnh h tr to khi trong Feature

Synchronous Modeling: B cng c gip hiu chnh, thay i kch thc, kt cu bodyt cc file nh dng step, igs hoc cc file c bin dch t cc phn mn khc qua b cng c chuyn i ca NX mt cch nhanh chng v mnh m. Synchronous Modeling to ra s thay i ng k trong t duy thit k v trao i d liu gia cc phn mm.

Hnh 7: Lnh Move Face v Paste face trong Synchronous Modeling

Surface: Gip to hnh khi c mt cong da vo im hoc cc ng phc tho c trc.

Hnh 8: Cc lnh v ng cong trong Surface

2. Assembly: H tr vic lp rp cc chi tit li vi nhau, ng thi quy nh mi lin kt, di chuyn gia cc chi tit. Ngoi ra Assembly cn h tr c vic phn tch ng hc, ng lc hc. ng dng chnh ca Assembly l: Th hin s lp rp, rng buc v v tr tng i ca cc chi tit khi lp vi nhau. o c khe h ,khong cch v gc gia cch chi tit sau khi lp rp. To s di chuyn gia cc khu, khp, chi tit t do v phn tch qu o ng i khi cn thit. Phn tch ng hc, ng lc hc. To cc chi tit nh Modeling. To bn v lp. Hin th trnh t lp rp hoc tho cc chi tit.

Hnh 9: Minh ha qu trnh m phng chuyn ng

3. Shape Studio: l mt b cng c m hnh ha v phn tch b mt, to nn cc kiu dng, b mt phc tp trong cng nghip. Kt hp vi b cng cBody Design (thit k v xe hi) v General Packaging (ti u khng gian li v gc quan st cho ngi li xe hi) to nn mt b cng c thit k xe hi tuyt vi.

Hnh 10:Trn: Cc h tr gip lm vic vi mt cong ca Shape StudioDi: ng dng Shape Studio trong thit k xe hi v phn tch mt cng

4. Sheet Metal: mtmoduleechuyn cung cp gii php thit k cc chi tit dng tm tiu chun ha vi cc gc b, bn knh gc ln hay cc mp gp theo tiu chun quc t hoc do ngi thit k t ra. Phn mm h tr a ra cc t vn v k thut khi ngi thit k chn nhm ch tiu k thut

Hnh 11: NX Sheet Metal trong cng nghip hng tiu dng, cng nghip ph tr

Hnh 12: Earospace Sheet Metal trong cng nghp hng khng.

5. Drafting v PMI: To bn v k thut hin nay NX ang hng ti mt tiu chun mi trong vic to bn v k thut. Cc thng s v kch thc, yu cu k thut s c th hin v biu din trn m hnh 3D theo tiu chun ASME Y 14.41 da trn chc nng PMI.

Hnh 13: Bn v k thut c to t 3D bng chc nng Drafring

Hnh 14: H tr PMI ghi kch thc trc tip ln 3D6. Manufacturing: ng dng lp trnh gia cng CNC, NX 9.0dnh cho gia cng tip tc c nng ln mt cp mi, ti u ha chng trnh gia cng, gim thi gian chy khng ca dao v cc chin lc chy dao u c ci thin hn.Vi b cng cNX 9.0dnh cho gia cng, hng phn mm Siemens tip tc pht trin phn mm gip bn to ra c cc sn phm chnh xc, ng n ngay t u, trnh c s hao ph trong sn xut.c bit trong gia cng 5 trc nh gia cng tua bin, cnh qut cc ng chy dao gia cng th d tha c loi b ng k. Vi th vin m hnh dao 3D caNX 9.0s d dng qun l v nhanh chng ton b cc loi dao.

Hnh 15: Ti u ng chy dao trong NX 9.0

7. Mold Wizard:H tr thit k khun p nha. Cng c thit k khun Mold Wizard gip ngi dng hon thnh cng vic n gin v nhanh chng. N khng n gin l mt cng c CAD thng thng m l mt cng c c thit k c bit cho thit k khun, qu trnh thc hin t ng v theo trnh t n gin. Mold Wizard c th d dng s dng vi nhng ngi cha c nhiu kinh nghim hay ngi dng khng chuyn.

Hnh 16: Thit k khun p nha bng Mold Wizard8. Cc Module khc:Progressive Die Wizard:Thit k khun dp, dp lin hp.

NX routing electrical:cho php tnh ton thit k mch in, ng dy in v cc thit b in mt cch nhanh chng. Phn mm t ng ti u ho ng i ca cc dy dn, tit kim thi gian v tng tnh khoa hc, thm m.

PCB.Xchange:Thit k khi m hnh bo mch CPu

Routing Mechanical: module chuyn thit k h thng ng ng phc tp, t vn cc ng i ti u, tnh ton v a ra bng thng k v kch thc, khi lng v cc thng s k thut ca ng ng v cc thit b, phn tch nh hng v kim tra dng chy da trn h thng tng th ca ng ng

NX Human:To m hnh c th ngi, h tr m phng xe hi

Weld Assistant:cng ngh hn, h tr tnh ton thit k mi hn

Ship Design:thit k tu

III. Gii thiu thm v NX CAE v NX Nastran

1. Tng quan:

ViNX 9.0dnh cho m phng, hng phn mmSiemenstip tc u t vo pht trin cng ngh m phng mi gip bn to ra cc sn phm sng to, v gip k s to ra cc sn phm nhanh v chnh xc. Vi hn 240 ci tin mi c gii thiu trong phnCAEcaNX 9.0vNX NASTRAN9.0 s gip cho cc nh thit k c nhng thit k ti u hn nh cng ngh phn tch chnh xc caNX 9.0vNASTRAN 9.0, gip ci thin bn sn phm v tng tc thit k tng th.2. NX CAE 9.0:

NX CAE 9.0l mt mi trng phn tch hin i cho vic phn tch m hnh c tch hp trongNX 9.0 NX CAEc kh nng phn tch cu trc, dng chy nhit, phn tch chuyn ng, phn tch cc hin tng vt l, phn tch ti u ha sn phm.

Hnh 17: ng dng CAE trong nhiu lnh vc k thut.

Trong phin bnNX 9.0, cc chc nng caNX CAEu c ci tin ng k: NX Shape Optimization: c ci tin gip phn tch v ti u b mt sn phm, gim sc cng ca cc chi tit c cc b mt c thit k khng thch hp, tng bn cho sn phm. FE model in-context: C kh nng tng tc m phng phn t hu hn trong cc m hnh lp ghp ln, cho php bn quan st v tham kho cc phn cn li ca m hnh lp ghp trong khi ang phn tch cc phn t khc ca m hnh lp ghp . Thermal: C kh nng phn tch a lung to iu kin thun li cho phn cng v b vi x l trong qu trnh tnh ton nhit. M phng cc b lp ghp ng(nh xe my, gim xc...) gip bn bit tt hn s hot ng ca sn phm trong thc t, qua ti u thit k v tng tui th cho sn phm.

3. NX Nastran 9.0Nu c nhu cu s b b cng c phn tchNX Nastran 9.0bn c th mua bn quyn s dng NX Nastran mt cch c lp hoc c th s dng NX Nastran c tch hp ngay trong mi trng caNX 9.0. NX Nastran l mt gi phn mm hng u trong vic phn tch v gii quyt cc bi ton v FEA, dn u v hiu sut, tin cy, chnh xc v cc kh nng m rng.Hnh 18: ng dng NX Nastran

Trong phin bnNX 9.0, NX Nastran c gii thiu rt nhiu ci tin mi: S kt ni cnh vi cnh, cc nh ngha v tip xc mi, gip bn d dng to m hnh li trn m hnh tin hnh phn tch. Phn tch s chu lc ca cc bu lng, vng m trong cc sn phm. Phn tch s hot ng ca Rotor trong ng c in, pht hin tnh khng i xng trong thit k, gim rung, xc khi motor hot ng

4. Kt lun: NX 9.0l mt trong nhng phn mm ni ting nht hin nay trong lnh vcthit k CAD, m phng CAEvto chng trnh gia cng CAMcho my CNC cung cpgii php tng th CAD/CAM/CAE/PLM, to kh nng lin kt linh hot gia cc khu trong qu trnh sn xut tthit k CAD,phn tch CAEvm phng gia cng CAM.

IV. Ti liu tham kho:

1. NX 8.5 Cast Online Library (2012), Siemens PLM Software.2. NX 9.0 Documentation (2013), Siemens PLM Software.3. thegioicadcam.com4. codientu.orgTrang 17