HD Pro Engineering 3.0

7/29/2019 HD Pro Engineering 3.0

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Hng dn thit k trnPro/ENGINEER Wildfire 3.0

M hnh v phc Sketcher

Sketcher l mi trng ho, s dng Pro Engineer thit k cc i

tng hnh hc 2D. Cc i tng ny c th c s dng to ra cc i

tng khc (mt, khi) hoc s dng trong mi trng NC. Sketcher rt mnh,

cc cng c thit k gip chng ta c th thit k, thay i trong mi quan h

vi nhau.

S dng mi trng sketcher chng ta c th to :

- Thit k cc i tng hnh hc.

- nh ngha kch thc i tng (Dimension).

- Thay i i tng.

- Thm cc rng buc vi i tng.

- Ghi cc i tng hnh hc bn to ra (Export).

- Ti cc i tng hnh hc ghi (Import).

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1.1 Sketch ToolbarLa chn

To ng thng qua hai im.

To ng thng tip tuyn vi

hai i tngTo ng tm ( ly i

xng )

To hnh hp

To ng trn t tm v mt

im trn ng trn

To ng trn ng tm

To ng trn qua ba imTo ng trn tip tuyn vi

ba i tng khcTo Ellipse

To cung trn

To cung trn ng tm vi

mt cung trn cho trcTo cung trn bi tm v hai

im trn cungTo cung trn tip tuyn vi ba

i tng

To ng cong qua hai im

V trn gc hai i tng bng

cung trnV trn gc hai i tng bng

cung elp

To ng cong Spline

To im

To gc ta

To i tng t cc cnh bao

ca khi hoc b mtTo i tng ng dng t

cc cnh khiGhi kch thc i tng

Hiu chnh kch thc itng

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To cc quan h rng buc

To i tng chCt ta mt nhnh ca i

tngCt ta c hai nhnh ca i

tngChia i tng thnh hai phn

ti im la chn

Ly i xng i tng

Quay i tng

Sao chp i tng

Thot khi SketchB qua Sketch

Truy cp t menu Sketch, s c thm mt s chc nng m rng:

Data from File : Nhn file sketch c lu sn trong my vo

trong mi trng ang thit k lm i tng thit k

Constraints : Bng to cc quan h rng buc

Dimension Reference : Ghi kch thc i tng lm kch thctham chiu (kch thc khng th thay i c)

Dimension Baseline : Ghi kch thc i tng lm kch thc

chnh

Dimension Explain : Ghi kch thc ch thch

References : To cc i tng lm gc ghi kch thc

Features Tool/ Axis of revolution : To trc quay

Features Tool/ Toggle section : Chuyn sang sketch tip theo (khi thc hin

mt lnh to i tng khi trn nhiu Sketch )

Features Tool/ Start point: Xc nh im bt u ca ng cong

Features Tool/ Blend Vertex: Xc nh nh un

Khi thc hin trn Sketch, mun lu li cc i tng ca Sketch , thc hin

nh sau :

Vo menu File/ Save as copy: chn tn cn lu v chn Ok.

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Mun ly file Sketch lu ra lm i tng thit k trong Sketch khc,

thc hin vo menu Sketch / Data from File , chn Sketch, chn OK v chn

gc ta cn t Sketch

1.2 Thit k i tng hnh hc :1.2.1 on thng (Line) :

thit k on thng ta c 3 cch to i tng

* To ng thng t cc im :

Chn biu tng Line.

Kch chut chn im th nht, im th 2, ..., im

th 4. Khi to im, ng thi cc quan h rng

buc s i km vi i tng c chn to cckiu nh to ng song song, ng tip tuyn,

ng vung gc,

1.2.2 Hnh hp (Box)Chn biu tng Box.

Chn gc th nht hnh hp. Di chuyn

chut chn gc i din th 2 xc

nh hnh hp.

1.2.3 ng trn (circle) : thit k ng trn c 4 ch :

* To ng trn bng cch chn tm v m im trn ng trn.

Chn biu tng Circle

Chn im trn mn hnh lm tm, chn im th 2 to thnh ng

trn.

* To ng trn ng tm vi mt ng trn hoc cung trn c sn

Chn biu tng

Kch chn mt cung trn, hoc ng trn trn mn hnh, sau chn

im th 2 xc nh ng trn.

* To ng trn qua ba im.

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Chn biu tng

Chn ba im cho trc to ng trn.

* To ng trn tip tuyn vi ba i tng khc

Chn biu tng

Chn ba ng trn cho trc m i tng s tip tuyn

1.2.4 To Ellipse:

Chn tm (Center) :

Chn biu tng Ellipse

Kch chut tri chn tmChn 1im s nm trn ng

Kch p tri chut vo cc gi tr bn

knh trc v nhp bn knh hai trc elp

1.2.5 To cung trn (Arcs) :* Chn im trc (points) :

Kch chn biu tng

Chn im th nht.

Chn im th 2.

Chn im th 3.

* Chn tm trc :

Kch chut chn biu tng

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Kch chut tri chn im lm tm.

Kch chut chn im th 2 v th 3 v ln cung

* To cung trn tip tuyn vi ba i tng khc :


Kch chut tri v chn ba ng cung trn m n s tip xc

* To ng cong conic (ng cong dng nn) qua hai im


Kch chut tri v chn hai im gc ca cung, chn

im th ba xc nh hnh dng cung

1.2.6 To ng cong SplineChn biu tng Spline.

Kch chut chn im th nht.

Kch chut chn im th 2, im th 3 v

im th 4.

1.2.7 Ly i xng (Mirror) hoc xoay i tng

Chn i tng cn i xng

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Chn biu tng

Chn trc cn i xng (trc c to bng lnh to ng tm)

1.2.8 To i tng t cc cnh ca khi hoc b mtSketch / Egde Use .gip bn c kh nng chiu mt i tng trn

bmt khc hoc bn v sketch khc ln mt phng thit k hin hnh

nh mt i tng thit k. i tng chiu ch xut hin khi thc hin

trong mi trng sketcher

Cc bc tm tt thc hin :

+ Chn mt phng.

+ M ch sketch.

+ T thanh cng c sketcher chn . Khi s xuthin bng hp thoi la chn kiu i tng (Type)

Chn i tng. i tng c la chn c chiu ln trn mt phng thit

k lm i tng thit k

1.2.9 To i tng ng dng vi cnh khi hoc b mt

Sketch / Edge Offset gip bn c th to i tng song song

ng dng vi i tng c chiu t cnh b mt hoc cnh khi khc

ln bn v sketch thit k hin hnh.

Cc bc thc hin :

La chn mt phng.

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M ch sketch.

Chn Khi s xut hin bng hp thoi la chn kiu i tng

Sau chn i tng cnh cn c to song song vi n. C th nhy

chut vo mi tn o chiu to i tng

Nhp gi tr khong dch chuyn v chn OK

Kch chut gia thot khi la chn

1.2.10 Xc nh kch thc cho i tng

* Ghi kch thc di ca i tng :

- Kch thc on thng.

- Kch thc ng trn.

- Kch thc cung trn.

ghi kch thc i tng, kch tri chut vo i tng cn ghi v

kch chut gia to kch thc mi. Sau khi kch chut gia to

kch thc, mun thay i kch thc th phi thot khi lnh ghi kch

thc v kch p tri vo gi tr kch thc hin hnh ri thc hin

thay i gi tr kch thc

* Ghi kch thc di gia cc i tng :

- Khong cch gia 2 im.

- Khong cch gia 2 ng thng song song.

- Khong cch gia im v ng thng.

- Khong cch gia ng thng v ng trn/ cung trn.

- Khong cch gia 2 ng trn hoc cung trn.

- Khong cch gia 2 im, song song vi ng thng cho trc.

- Khong cch gia 2 cung trn hoc ng trn, song song ving thng cho trc.

* Ghi kch thc gc :

- Gc gia 2 ng thng.

- Gc gia ng thng vi trc to dc hoc ngang.

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1.2.11 Thay i v hiu chnh kch thc i tng

Chn biu tng chn cc kch thc cn thay i nhp

cc gi tr mi OK

1.2.12 Gi bng cc i tng mu (a gic, lc gic, hnh sao,)

* La chn biu tng c th thc hin gi bng

1.2.13 Thay i i tng (Edit)

* La chn biu tng c th thc hin :

- Di chuyn mt im.

- Di chuyn on thng.

- Thay i kch thc on thng.

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- Di chuyn ng trn/ Cung trn/ Ellipse.

- Thay i kch thc ng trn/ cung trn/ Ellipse.

- Di chuyn ng cong Spline.

- Di chuyn cc im trn ng cong spline.

- Thay i dc im cui ca ng cong spline.

- Thay i kch thc bng cch ko.

- Di chuyn v tr ca kch thc.

1.2.14 Thm cc rng buc (Add Constraint)

* Cc biu tng trn thanh cng c Add Constraint

: rng buc theo phng ngang.

: rng buc theo phng thng ng.

: rng buc song song.

: rng buc vung gc.

: rng buc tip tuyn.

: rng buc ng tm.

: To gi tr ging nhau

: to s i xng hai im qua ng tm

: to s thng hng gia cc im theo phng ngang

1.2.15 To cc mt phng v trc ta * Cc biu tng to cc mt phng ta

: To mt phng ta mi

: To ng tm trc

: To im tham chiu v gc ta mi

1.2.16 Khung qun l vng hin th

Cch thc s dng chut v bn phm trong Pro/ENGINEER 3.0

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( LMB )

Chn i tng hnh hc, biu tng lnh, c tnh to hnh,

: Thm vo/ loi b i tng

: Chn i tng dng ng hoc b mt

( MMB )

Kt thc lnh to hnh

Xoay chut gia phng to/ thu nh

Gi chut gia xoay i tng (Spin)

ko r i tng quan st (Pan)

(theo phng ng) phng to/ thu nh theo 1 tm

(theo phng ngang) quay i tng quanh 1 tm

( RMB )

Cung cp danh mc cc lnh c th thc hin c (gi trong 1 giy)

Khung qun l

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M hnh 3D

M hnh khi c to dng t cc khi hnh hc c s, da trn cc phpton logic v cng, tr, ha khi c th to ln c cc m hnh vt th t

dng n gin n phc tp. Pro/ENGNEER cung cp mt s cng c h trthit k c bn t , ngi s dng c th vn dng mt cch linh hotvo lnh vc thit k cc m hnh 3D, bao gm la chn gia to m hnh dngkhi v m hnh b mt.

I. Solid M hnh khi rn

To l

To v cho chi tit dng hp

To gnTo mt vt cho khi

V trn gc

Vt gc

n khi

To khi trn xoay

Ko mt bin dng theo mt ng dn

To khi qua cc tit din thay iNi cc bin dng theo mt ng dn

Ko bin dng theo ng helix

Ni hai b mt bng mt b mt trn

Ko cc bin dng khc nhau thnh khi

To ng v b mt

To li ng v b mt

c tnh cnh ca ng v b mtKo bin dng m hnh khi hoc b mt

Thng s c lp

I.1 ExtrudeExtrude l lnh to khi (hoc b mt )bng cch n mt bin dng kn (mt

Sketch) theo mt hng to thnh khi

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Trc ht, vo Sketch to bin dng cho khi . Tch chut tri chn

(hoc vo Insert / Extrude) s xut hin cc la chn :

+Placement : La chn bin dng ca khi (mt Sketch)

+ Options : Cc la chn v b dy khi, kiu to khi, theo mt hng hoc

hai hng

+ : La chn to dng khi+ : La chn to dng b mt

+ : La chn hng (hoc c th kch chut tri vo mi tn trn vng

hin th)

+ : La chn ct khi ( Remove Extrude)

+ : La chn to thnh mng cho khi

+ : Xem th kt qu trc khi chp nhn la chn

I.2 RevolveLnh to khi (hoc b mt )dng trn xoay (quanh mt trc)

Tch chut chn (Insert / Revolve), s xut hin bng la chn :

Chn Placement / Sketch v thc hin chn bin dng cn xoay

Chn (trc xoay) thc hin quay bin dng quanh trc

Nhp cc tham s to hnh : gc xuay, b dy thnh, hng,

I.3 To l Hole

Chn lnh to l

chn mt phng to l

chn v tr ca l

Tch chutphi v chn Secondary references chn b mt gc kch thc (gi Ctrl v

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chn tip mt gc kch thc to tip i vi kch thc khc ) nhp cc

thng s kch thc to l v chn OK

+ Dng l trn

+ Dng l ren

+ Chn kiu thng s ren tiu chun

+ Dng vai ca l ren

+ Shape : Thng s hnh hc ca l

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I.4 To gn Rib

Chn lnh to gn chn ng gn (hoc to ng gn trn mt

sketche) nhp thng s gn v chn OK.

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I.5 Shell To chi tit dng v

Chn lnh to v chn mt m nhp b dy thnh chn OK

C th to chiu dy ng u hoc chiu dy thay i ty thuc vo la chn

Constant Thickness hay Variable thickness

I.6 To mt nghing Draft

Chn lnh to mt nghing chn b mt cn vt nghing chn bmt c s (hoc ng c s ) chn hng nghing v gc vt

chn OK

+ References : chn cc mt nghing v mt c s

+ Split : Chia khi thnh hai phn c lp sau khi vt mt

+ Angles : Thit lp gc vt

+ Option : Thit lp kiu la chn ch nghing mt hoc c ct ta v ko

di mt vt

Chn li mt nghing Draft surface , nu cn

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I.7 c tnh ca lnh SweepCc lnh Sweep cho php to khi bng cch thc hin chy mt bin dng

kn dc theo mt ng dn. To mt ng dn trc, sau chn tip mt

bin dng qut. Vic to khi ca lnh cng tng t nh vi lnh Extrude, ch

khc l lnh Sweep cho php to bin dng dc theo ng dn, cn lnhExtrude ch cho php to khi theo hng php tuyn vi mt Sketch.

La chn Insert > Sweep > Protrusions, bng Sweep traj xut hin

cho php la chn mt ng dn c trc (Select traj) hoc to

mt ng dn trn mt phng Sketch (Sketch traj)

ng dn (Trajectory) c th l ng ng kn hoc m, cn

i vi tit din qut th c mt s gii hn ring khi mt tit din

l ng hoc mt h.

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Khi la chn Sketch traj, s xut hin dng nhc yu cu bn chn (hoc to)

mt mt phng lm mt Sketch to ng qut.

Nu Sketch l cc vng ng kn th sau khi thot khi mi trng Sketch, s

xut hin la chn Attributes xc nh kiu to hnh ca tit din qut khi

qut . C hai la chn Add Inn Fsc (Add inner faces) v No Inn Fsc (No inner

faces ). La chn Add Inn Fsc ch i vi cc tit din h, v la chn No Inn

Fsc ch i vi cc tit din ng :

Khi la chn Select Traj s c cc la chn khc thc hin

la chn ng dn qut to khi :

+ One by one : chn ln lt tng i tng

+ Tangnt Chain : cc ng chui tip tuyn

+ Curve chain : cc ng cung cong

+ Bndry Chain : Cc ng bao ca b mt hoc khi

+ Surf Chain : Cac ng b mt

+ Intent Chain :

+ Merge end : Ha lin thnh mt khi vi khi mu sau khi thc

hin lnh Sweep

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+ Free end : To tit din qut lun vung gc vi ng qut

Thc hin chuyn i gia cc Sketcher bng chc nng chut phi v chn

Toggle section (gi chut khong 1 giy).* To khi rng theo ng dn Thin Sweep Protrusion

La chn Insert > Sweep > Thin Protrusion (tng t nh khi ta chn Extrude

> Thin ),

* Ct khi theo ng dn Sweep Cut

La chn Insert > Sweep > Cut (tng t nh khi ta chn Extrude > Cut )

thc hin ct b khi theo ng dn

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I.8 c tnh ca lnh Blend To khi qua cc tit din thay iLnh Blend c s dng to khi qua cc tit din khc nhau nhng cc

tit phi c cng s lng i tng mi to c. V d, bn khng th

to c khi bng lnh Blend nu to mt tit din l hnh vung (bn i

tng )v mt tit din l hnh trn (mt i

tng). to c, phi chia ng trn

thnh 4 phn th s thc hin c lnh

Blend to khi

Lnh Blend c hai dng : Protrusion v Cut;

la chn t Insert > Blend > Protrusion hocCut

Cc la chn ph :

- Parallel : Cc tit din l song song vi

nhau v cch nhau mt khong cch xc

nh trc

T Blend OPTS , chn Parallel > Regular Sec > Sketch Sec > Done, s xut

hin tip cc la chn :+ Straight : Ni tt c cc tit din li theo ng thng ( hnh khi l khng

trn )

+ Smooth : Ni cc tit din theo ng cong trn to s trn sut cho

khi

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- Rotational : Quay cc tit din theo mt gc quanh mt trc.

i vi mi tit din s thit lp gc khc nhau. Cc tit din c

th qut thnh khi kn (Close) hoc mt phn ca khi kn

(Open). to thnh khi kn, t nht phi c 3 tit din qut

Cch thc to Blend :

La chn Rotational > RegularSec > Sketch Sec > Done , chn Smooth >

Open > Done, chn mt phng to tit din

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+ To tit din th nht v chn im t gc

To tit din th nht , xong tch gi chut phi (khong 2 giy) vo im gc

mi tn v la chn Pick From List, chn trong bng Pick From List, chn v

gi chut vo mt im t v chn Start Point t im gc ca tit din

+ To tit din th hai v chn im t gc

Sau khi to xong tit din u, chn mt lnh thit k (v d : Line), kch chut

phi ln mn hnh (hoc ln i tng va to ) v chn Toggle Section

chuyn sang to tit din th hai. Thc hin tip tc nh to tit din u ta s

c cc tit din cn thit.

Sau khi to xong cc tit din, chn OK thot khi Sketch, chng trnh yu

cu nhp cc khong cch gia cc tit din. Nhp v chn Preview xem

th khi c to, ri chn OK chp nhn lnh

i vi lnh Blend, yu cu s cc i tng

trn cc tit din khc nhau l phi bng

nhau. Tuy nhin vn c th s dng chc

nng Blend Vertex to khi khi c cc i

tng trn tit din l khc nhau. La chn

Sketch > Feature Tools > Blend Vertex.

I.9 Sweep Blend To khi qua cc tit din thay i theo ngdn

Lnh Sweep Blend cho php ngi s dng c th s dng kt ni cc tit

din ct ngang khc nhau chy theo mt ng dn to thnh m hnh khi

hoc b mt.

Cch thc : Chn lnh Sweep Blend chn References v chn (hoc to )

ng dn hng Origin Trajectory chn Details m hp thoi Chain

la chn dng ng dn (theo hng php tuyn vi ng dn , hng

chiu hoc hng php tuyn khng i ) chn Section plane control

Thit lp Horizontal/Vertical control m Sections chn kiu tit din

ct ngang (Select section hoc Sketche section ) Chn Tangency chn

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dng tip tuyn vi khi k bn Chn Option la chn phm vi iu khin

chn OK to khi (hoc b mt)

I.10 Variable Section Sweep To khi qua tit din theo nhiung dn khc nhau

Chn Insert/ Variable section Sweep chn kiu to hnh dng khi hocb mt chn ng dn cho cc tit din thay i chn Option la

chn kiu tit din ct ngang Chn Reference : trajectory

chn ng dn hng, Section plane chn kiu tit din

qut dc theo ng dn, chn Hozirontal/ Vertical control

chn mt ct ngang hay thng ng chn Sketch to

hoc chn bin dng mt qut.

Nu khng dng c Sketcher, tc l cha chn c hng

tham chiu ca mt Sketcher .

Chn lnh chn ng dn chn Sketch to bin dng

chn kiu hng qut, kiu tham s to hnh, chn OK

(c th s dng chut phi la chn cc kiu to hnh)

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II. Surfaces M hnh b mtII.1 Base Cc chc nng to hnh c bn

Cc chc nng xy dng m hnh b mt c bn c s dng tng t nh

chc nng to m hnh khi rn, s dng ngay chnh lnh to khi khi to

b mt (tch hp chc nng to b mt trong to khi cho ngi s dng c

th t la chn)

Extrude surfaces :

Chn Insert/ Extrude chn surface chn bin dng cn to mt

OK

Revolve surfaces :

Chn Insert/ Revolve chn surface chn bin dng cn to mt

chn trc xoay OK

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Sweep surfaces :

Chn Insert/ Sweep / Surface chn ng dn Sweep Traj to bin

dng mt OK

Blend surfaces :

Chn Insert/ Blend / Surface to bin dng mt ct u to bin dng

mt ct tip theo nhp khong cch gia hai bin dng mt lin tip

OK

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Sweep Blend surfaces

Chn Insert/Sweep Blend / Surfaces chn Blend Option thit lp kiu

to hnh nh trong to khi

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Variable Section Sweep surfaces :

To b mt theo nhiu ng dn

Chn Insert/ Variable Section Sweep chn cc ng dn Trajectory

to tit din mt qut OK

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C thit lp ng dn theo ng tham s :

To Sketch l mt on thng 60x5

Thit lp quan h v chn OK to hnh

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Blending the boundaries surfaces :

Un cong bin dng to mt

Chn Insert/ Boundary Blend chn ng dn ngang chn

ng dn dc

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Merge surfaces :

Ha cc b mt n thnh mt mt

Chn b mt cn hp nht (v thc hin ct ta phn tha gia hai b mt )

chon Edit/ Merge chn hng cn gi li mt v chn OK

Extend surfaces

ko di mt b mt

Chn cnh b mt cn ko chn Edit/ Extend nhp lng ko di v

chn OK.

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Fill surfaces :

to mt phng

To bin dng bao ngoi ca b mt cn to chn Edit/ Fill OK

II.2 Advanced Mt s chc nng to hnh m rngChn Insert / Advanced /

2.2.1. Pipe

Chc nng to dng ng ng

Chn Insert / Advanced/ Pipe Thit lp cc la chn trn

Option chn cc thng s hnh hc (ng knh ng, b dy

thnh ng,) chn im nt ca ng ng chn Done to hnh

+ Geometry : To ng ng dng khi c hoc dng thnh ng

+ No geometry : Ch hin th dng ng tm ng dn

+ Hollow : To chi tit ng c b dy thnh

+ Solid : To chi tit ng c

+ Constant Rad/ Multiple Rad : bn knh ng khng i hoc thay i

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2.2.2. Flattened Quilt

Tri phng b mt cong

Chn b mt cn tri phng chn im gc v xc nh hai hng tri

ca b mt chn kiu tham s lnh tri ch nh mt phng cn tri

vo (hoc to mi mt mt cha c) nhp mt li t 10 100

(Number of step 1 & 2 ) chn OK chp nhn

2.2.3. Blend Solid

Sau khi thc hin lnh Flattened Quilt, c th s dng Bend Solid tri

phng cc ng cong khng gian hoc khi rn c b mt cong ln.

Chn Insert / Advanced/ Bend Solid Chn c tnh c thc hin t

Flattened Quilt chn Option la chn gia Flatten Curves hoc

Bend Solid OK

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+ Flatten Curves : Thay i ng cong tham chiu ta t ng cong

khng gian gc sang ng cong phng

+ Bend Solid : Thay i b mt khi Solid cong ln t mt cong phng

sang dng cong khng gian gc ban u

2.2.4. Conic surface and N-sided patch :

Chn Insert/ Advanced/ Conic surface and N-sided patch chn

Nside patch Done chn bin dng (6 cnh) thit lp tnh cht tip

tuyn cho mi cnh chn OK

III. M hnh dng tm

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III.1 Cc cng c thit k cho m hnh dng tm

Extrude to chi tit dng tm t sketch (dng v)

Conversion chuyn t m hnh solid sang dng Sheetmetal

Creat Flat Wall to tm phng ti mp theo mt gc xc nhCreat Flange Wall To mp tm theo cc dng khc nhau

Creat Unattact Wall, Revolve, Blend,Offset To tm phng

kn,to tm bin dng h, tm trn xoay, to tm qua cc bin dng,

to tm song song ng dng

Creat Extend Wall Ko di u mp cnh tm

Creat Bend, Edge Bend Un tm theo ng ct,Un cnh tm

Creat Unbend, Bend back Un phng, Gp ngc tm

Creat Conner Relief, Punch, Notch, Rip, Merge Wall To gc

thot, to tm t bin dng b mt khc, tm ch V, Gn ca tm,

ha tm

Creat Form, Flatten Form, Deform Area Bin dng tm, lm

phng tm b bin dng, bin dng tm

Flat Pattern Tri tm

III.2 Thit k m hnh dng tm

+

ConversionM chi tit chn Application /Sheetmetal chn Shell loi b vt liu

ca khi, to thnh chi tit dng v rng nhp b dy thnh chi tit

chn Conversion chn nhng cnh mun to tm chn OK to

tm

Cnh cchn

Cnh cchn

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+ Flat Pattern

Chn i tng tm cn tri v chn lnh Flat Pattern

+ Unattact Flat Wall

To chi tit tm t bin dng kn Sketch

+ Flat Wall

Pht trin mp tm theo hng to vi mt phng XY mt gc nht nh

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+ Flange Wall

Mun thay i kiu ng to tm, chn Profile / Sketch v to bin dng

h cho Sketch.

Thay i kiu to dng mp tm, chn bn di Placement

Thay i khong cch t mp vai khi un, chn Length

Thay i kch thc mng thot ca tm, chn Miter Cuts

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+ Create Bend

Un tm phng theo ng thng bt k c to trn Sketch theo cc gc

nghing chun

+ Create UnBenda phn b un ca tm tr li dng phng ban u

Cch thc hin : Chn Insert/Bend Operation/ Unbend chn Regular

Done chn mt phng hoc cnh c nh phn cn li khi un phng

Xc nh kiu un Unbend Select, Unbend All v chn OK to.

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+ Create Bend back

Ngc li vi lnh Unbend, dng un tm v dng trc khi thc hin

lnh Unbend

Chn Insert/ Bend Operation/ Bend Back Chn b mt hoc cnh c

c nh li Chn kiu Bend back Sel, All chn Done OK

+ Create Twist

Insert / Sheetmetal Wall / Twist chn cnh cn xon chn hai im to

ln trc xon xc nh kch thc xon chn OK

+ Create Form

To tm c hnh dng t mt bin dng mu (v d v Puch)

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(v d v Die)

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IV.Chc nng h tr to hnh

IV.1 Sao chp nhm c tnh i tng theo ma trn Pattern toolChn c tnh cn sao chp theo hng ct, hoc theo cc v tr quanh mt

tm c nh chn Edit/ Pattern / chn Axis to i tng quanh mt

trc hoc Direction to theo hng ct nhp s i tng v gc gia

cc i tng ( hoc s i tng v khong cch gia chng ) OK

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IV.2 c tnh Feature Operation

+ Copy

Chn Edit/ Feature Operation/ chn Copy /Move/ Done Move thc hin

va copy va di chuyn thnh c tnh mi.

Chn Move thc hin va di chuyn (hoc quay i tng ), va copy

thnh i tng mi vi cc kch thc xc nh v tr ta c tnh i

tng c to thnh (Dim1, Dim2, )

Translate : di chuyn theo cc hng xc nh

Done move : di chuyn theo cc kch thc tham chiu xc nh ta v tr

i tng mi

Rotate : Thc hin xoay ng thi copy i tng quanh tm trc

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+ Mirror

Thc hin va copy, va ly i xng c tnh i tng

Chn Edit/ Feature Operation/ Copy/ Mirror/ chn c tnh cn ly i xng/Dependent/ Done

IV.3 Hiu chnh v h tr thit k Menu Edit

+ Copy, Paste v Paste Special

Thc hin Copy v Paste cc c tnh (lnh to hnh) bao gm cc c tnh,

i tng hnh hc, ng cong, cnh, b mt,thnh mt Feature mi .

nh du c tnh cn sao chp chn Edit/ Copy hoc chn Ctrl + C

thc hin chnh sa cc thng s hnh hc nu cn .

Ring Paste Special, cho php c th to cc mi quan h rng buc mt

cch y nh : rng buc v thuc tnh vi i tng gc, v kch thc, v

cc mt tham chiu gc, cc tham s parameter,

S dng Paste Special cng thc hin di chuyn hoc xoay i tng

quanh tm trc tng t nh c tnh trong Feature Operation

+ Mirror

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Thc hin ly i xng cc c tnh (lnh to hnh) qua mt mt phng xc

nh

Chn phn cn i xng chn mt phng i xng OK

+ Intersect

To ng cong giao gia cc b mt

+ Merge

Ha cc i tng hnh hc li vi nhau.

Chn cc i tng cn hp nht chn pha cn gi li (ct ta phn tha)

chn OK

+ Trim

Ct ta i tng tha

Chn i tng cn ct chn Edit / Trim / Chn b mt, cnh , hoc mt

phng ct chn hng gi li OK

: Chn ng bng chiu ca b mt

+ Pattern

To i tng theo ma trn hng , ct hoc theo ng trn

Chn i tng cn to chn Edit/ Pattern/ chn Dimension, Direction, axis,

Fill hoc Table nhp cc thng s cn thit chn OK

Dimension : S dng kch thc dn hng v to khong thay i (theo mt

hoc hai hng)

Direction : To i tng theo hng la chn xc nh (ma trn hng ct )

Axis : To i tng quanh tm trc

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Fill : Lp y mt vng theo cc khong cch thng qua mt li im

Table : S dng bng kch thcChn i tng chn Pattern/ Table chn kch thc chn Table

nhp ta xc nh v tr cc i tng

Curve : To i tng phn b dc theo ng cong

Chn i tng chn Pattern/ Curve chn ng cong nhp s liu

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+ Project

To i tng chiu ln mt b mt xc nh

Chn Edit/ Project Reference Project a Sketch hoc Chain chn

ng cong chiu chn b mt chiu xc nh hng chiu OK

+ Wrap

c tnh bin i hnh dng i tng ng cong

Chn Edit / Wrap chn i tng gc chn i tng ch OK

: Chn i tng ch

: Chn i tng gc

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+ Fill

To mt phng qua mt mt Sketch

Chn mt Sketch chn Fill OK

+ Offset

To i tng ng dng. i tng c th l ng cong, b mt , hoc

ng bin

Chn i tng chn lnh Offset chn hng nhp khong offset

OK

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S dng chc nng Replace Offset Keep replace quilt

Chn b mt khi chn Offset chn chn b mt offset,

+ Solidify

Solidify s dng cc b mt c xc nh trc v chuyn thnh dng

khi rn

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Ch : Tt c cc ng bao b mt phi nm trn b mt khi solid

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Lp rp Assembly

Assembly l qu trnh khi to cc mi lp ca cc chi tit ring bit, theo cc

quan h rng buc khc nhau to ln cm chi tit hon chnh. Qu trnh lp

rp s cho thy nhng hn ch trong thit k t chnh trong mi trng lp

rp , c th thc hin hiu chnh cc thit k sao cho ph hp vi yu cu

thit k ca ngi s dng.

I. Quy trnh lp ghp

1.1 Quy trnh lp ghp mt cm chi tit

+ Khi ng mi trng Assembly

+ Thit lp n v tnh ton l mmNs

+ Gi chi tit c s ban u v xc lp v tr ca n

+ Gi cc chi tit thnh phn

+ Xc lp cc v tr tng quan gia cc i tng theo cc thuc

tnh quan h rng buc

+ Hiu chnh, n hin cc i tng

+ Thc hin bc tch cc i tng theo th t logic lp ghp

to bn v lp

+ Thc hin m phng qu trnh tho lp cm chi tit

1.2 To mi mt Assembly

Chn File/ New/ Assembly/ Design t tn chi tit v chn OK

Chn Edit/ Setup/ Units/ chn milimeter Newton second(mmNs) chn

Set chn Close Done thay i sang n v mmNs

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Gi chi tit c s u tin :Click vo biu tng hoc chn Insert/

Component/ Assembly/ chn chi tit c s Open OK

Trn cy th mc qun l, click chut phi v chn Fix Location c nh

chi tit c s , nu cn thit.

1.3 Gi cc chi tit thnh phn

Click biu tng v chn n i tng lp tip theo

S dng chc nng Move /Movetype l translate di chuyn i tng

n v tr bt k

S dng chc nng Placement/ Constrain Type thit lp quan h lp

ghp l Insert

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Mun to thm nhiu quan h lp ghp, chn Placement/ New constraint

v thc hin chn cc i tng c tnh cht lp ghp.

1.4 Xc lp v tr v cc quan h rng buc vi cc chi tit

Ngi dng t xc lp

Quan h tip xc cng

Quan h xoay

Quan h trt

Quan h trc

Quan h mt ta

Quan h (khp) cu

Mi hn

Quan h ln v trt vi 4 cnh t do

Quan h tng th

Quan h 6 hng

Quan h rnh hp

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Rng buc t ng

Rng buc tip xc i mt (khc pha)

Rng buc tip xc cng pha

Rng buc lng ghp

Rng buc h thng ta

Rng buc tip tuyn

Rng buc im trn on thng

Rng buc im trn b mt

Rng buc cnh trn b mt

C nh

Mc nh t la

V d :

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1.5 To i tng lp li Pattern

Chn i tng cn lp hng, ct lp theo ng trn hoc theo hng

trc chn biu tng hoc Edit/ Pattern chn kiu lp, s i

tng lp, gc lp, hng lp, v OK kt thc lnh

1.6 To i tng mi

Chn Insert/ Component/ Create chn Part v Solid nhp tn v chn

OK chn create feature to i tng mi hoc chn Copy from

Existing copy t m hnh c trc.

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1.7 Copy, Mirror cc chi tit lp li

Copy :

Chn Edit/ Component Operation/ Copy chn hoc to mi gc ta

click vo mt chi tit cn copy OK chn kiu to l Translate hoc

Rotate chn trc X, Y hoc Z nhp khong di chuyn hoc gc quay

Done Move Done

Mirror :

Chn Insert/ Component/ Create chn Part, Mirror , nhp tn chi tit

chn kiu c tnh i xng chn Part Refernce l chi tit gc cn i

xng Planar Reference l mt phng i xng OK

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1.8 To cm chi tit nh

C th thc hin to mt cm chi tit nh trong cm chi tit ln bng cch:

chn bng lnh Insert/ Component/ Create/ Assembly/ copy mt cm chi

tit c lp ghp c lp trc vo trong cm chi tit ln hn c

cc bn v lp ghp hon chnh

1.9 Hiu chnh li v tr cc i tng

Trn cy th mc, click chut phi vo i tng cn hiu chnh v tr v

chn Edit Definition thc hin chn li cc quan h v tr nh thc

hin lc u

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II. Gii phng cc chi tit thnh phn

2.1 Gii phng cc chi tit thnh phn

Thit lp v tr cc i tng lp ghp trong cm chi tit my

Chn View/ View Manager/ Explode chn mt cm chi tit cn thit lp v

tr tho lp chn Properties chn Explode Edit Position

Chn dng chuyn ng v v tr m i tng c ri n thit lp

hng chuyn ng chn i tng v ko n n mt v tr mi chn

cc i tng khc v ko n v tr cn thit chn OK

2.2 Hin th v hiu chnh cc ng di chuyn ghp

Trn vng View Manager, chn Explode chn kiu Offset line hoc vo

View/ Explode/ Offset line chn Create to ng tho chi tit; chn

Modify hiu chnh li ng; chn i tng chn ng trc

thay i ng theo mun v chn Quit tr li thanh View Manager

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HD Pro Engineering 3.0