giao trinh khuon nx9.pdf

TRUNG TM CNG NGH ADVANCE CAD

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Cch vo modul Moldwizard

Thanh cng c Application. T Start vo thanh cng c Standard.

Hin th thanh cng c Application

Trong trng thi khng c chi tit-No Part, nhp phi vo thanh cng c v chn Application.

Thanh Application c hin th. Lnh Mold Wizard s xut hin trn thanh ny.

Hin th lnh Start

Khi khng c chi tit- No Part, trn thanh Standard, chn Toolbar OptionsAdd or Remove ButtonsStandardStart.

Lnh Start c hin th.

Bt u modul Mold Wizard

khi ng Mold Wizard, thc hin mt trong cc trnh t nh di:

Trn thanh Application, click Mold Wizard . Click Start v chn All ApplicationsMold Wizard.

Thanh Mold Wizard

Nhng lnh ca n ln lt l:

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www.advancecad.edu.vn


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Initialize Project Mold Design Validation Family Mold Mold CSYS Shrinkage Workpiece Cavity Layout Mold Tools Mold Parting Tools Mold Base Library Standard Part Library Ejector Pin Post Processing Slide and Lifter Library Sub-insert Library Gate Library Runner Mold Cooling Tools Electrode Mold Trim Tools Drop-down

o Trim Mold Components o Design Trim Tool

Pocket Bill of Material Mold Drawing Drop-down

o Assembly Drawing o Component Drawing o Hole Table

Casting Process Assistant (mc nh, n khng hin th) View Manager Unused Part Management Concept Design

Tng quan v Initialize Project

Vi Initialize Project bn c th:

To mt khun mi

Thm mt chi tit vo khun c to family mold

Khi to mt d n mi bn phi xc nh:

Template cho lp rp

n v

ng dn ca file d n

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Tn d n

H s co rt ca vt liu nha

T hiu chnh cc thng s ca vt liu

Trong hp thoi Initialize Project vo setting v chn Material Data Base

Thm vt liu vo ct u v nhp h s co rt cho n.

C th hiu chnh h s co rt cho vt liu c.

V d:

MATERIAL SHRINKAGE

NONE 1.000

NYLON 1.016

ABS 1.006

Ngoi ra cn c cc ty chnh cho cc mu ca chi tit thnh phn thng qua Project Configuration, nhng bn khng cn phi quan tm v n ch thch hp vi cc tp on ln mun thng nht cc thut ng.

V d nh:

CONFIG_NAME PART_SUBDIR TOP_ASM PROD_ASM ACTION

default /pre_part/metric top prod CLONE

Custom1 top slider TCE_CLONE

Custom2 top2 none TCE_CLONE

Nu ch mun i tn cc thnh phn trong khun bn c th dng Part Name Management

Initialize Project , Standard Part Management , Mold Base Management

, Workpiece Insert Design ,

hin th hp thoi Part Name Management, tick vo Rename Components trong cc hp thoi bn di.

Initialize Project Standard Part Management Mold Base Management Workpiece Insert Design Slider/Lifter Design Sub-insert Library Cooling Component Design Electrode Design

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Tng quan v Family molds

Khun dng sn xut nhiu chi tit vi cc thit k khc nhau gi l family mold v d nh phn na trn v na di ca in thoi bn.

Dng lnh ny :

Thay i chi tit thc thi

Loi b cc sn phm ang tch thay bng sn phm khc.

Kt cu lp rp:

top

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layout

product (1)

product (1) (second instance)

product (2) (a different product)

nh v tr v hng ca cc nhm chi tit.

Dng lnh Mold CSYS :

nh hng trc Z dng (nh hng tch sn phm khi khun). Mt phn khun theo mt XY ca h ta khun.

Dng lnh Cavity Layout :

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nh v tr cho sn phm trong lng khun. Phn b cho khun nhiu lng khun.

Kch hot sn phm

C th dng lnh Family Mold chn mt sn phm c kch hot.

Lnh xc nh sn phm bao gm:

Shrinkage

Mold CSYS

Tt c lnh phn khun Tt c cc lnh patch up

To mt khi lp cho family mold

1. M phn lp m bn mun thm sn phm.

2. Trn thanh cng c Mold Wizard, click Initialize Project . 3. C ln lt thm cho tng sn phm c n khi bn c family cho n.

Thay i sn phm kch hot

1. Trn thanh Mold Wizard, click Family Mold . 2. Trong Hp thoi Family Mold, Product, chn thnh phn mun thm 3. Click OK.

Loi b mt sn phm trong nhm

1. Trn thanh Mold Wizard, click Family Mold . 2. Trong Hp thoi Family Mold, Product, t danh sch bn chn thnh phn

mun xa.

3. Click Remove . 4. Click OK , Apply hoc Cancel. 5. Hp thoi Family Mold

Product

list Cho php chn cc chi tit thnh phn trong family mold.

Remove

Xa sn phm c chn t khi lp.

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Mold CSYS

Tng quan v h ta khun

Dng lnh Mold CSYS nh v tr li cc chi tit cho ng hng v v tr trong khi lp ca khun.

Quy trnh thit lp h ta cho khun bao gm :

1. nh hng cho sn phm hng p ng trc Z. 2. nh hng sn phm sao cho mt phn khun nm mt XY so vi khun

Trong v d di, vi chi tit ban u (1) v bn cnh l phn nh hng sn phm trong khi lp (2) dng lnh Mold CSYS.

S dng Mold CSYS

1. Trn thanh Mold Wizard, click Mold CSYS . 2. nh hng WCS trc Z+ theo hng p. 3. nh v gc WCS nm trn mt phn khun. 4. Canh chnh hng X cho WCS n nm trn lng khun v li. 5. Hp thoi Mold CSYS

Change Product Position

Current WCS Gc lm vic hin ti

Product Body Center Tm ca sn phm

Center of Selected Faces Tm ca mt c chn

Lock XYZ Position

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Xut hin khi Product Body Center hoc Center of Selected Faces c chn.

Lock X Position Khng cho thay i gi tr X ca sn phm

Lock Y Position Khng cho thay i gi tr Y ca sn phm

Lock Z Position Khng cho thay i gi tr Z ca sn phm

Workpiece

Tng quan v phi

Dng lnh Workpiece to phi cho lng khun v li khun cng nh cc thnh phn chi tit trong khun:

Dng cc khi mc nh nh l insert. Thit lp cc khi insert ca ring bn. Dng cc sn phm tiu chun lm insert. Thm li v lng khun trc tip vo tm khun. Hiu chnh cho li v lng khun trc .

Note Phi trong mu Mold.V1 c lm trong. Trong hp thoi Visualization Preferences, trang Visual, chn tick Translucency.

Product Workpiece, Distance Allowance

Note Ty chn ny ch kh dng khi mu Original c dng.

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1. Trong Hp thoi Workpiece, Workpiece Method, chn User Defined Block.

2. Trong Dimensions, Define Workpiece, Definition Type chn Distance Allowance.

3. Click OK hoc Apply.

Cc kiu b tr lng khun

C bn kiu b tr

Rectangular balanced Rectangular linear Circular radial Circular constant

Khi thm lng khun n s theo cc trnh t bn di.

top

...

layout

product (1)

product (1) (second instance)

product (2) (a different product)

Rectangular balanced layouts Two-cavity layouts Trong kiu b tr lng khun ny th lng khun u tin c sao chp, sao chp nh sau:

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Di chuyn v tr ca lng khun u tin i mt khong

Xoay ngc li 180 cn bng v tr lng khun

Trong cch b tr ny bn phi xc nh hng cho n.

Nu bn chn hng X-axis v dng two-cavity balanced layout, th kt qu s trng nh di.

Nu bn chn hng Y-axis v dng two-cavity balanced layout, th kt qu s trng nh di.

Four-cavity layouts

Trong kiu b tr four-cavity balanced layout:

Lng khun th 2 c di chuyn v xoay 180 . Hng th hai lun ngc 90 t hng th nht.

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Lng khun th nht v th hai c sao chp v sau di chuyn theo hng th hai.

Khi chn hng th nht l trc X, cch b tr balanced four cavity layout s nh hnh bn di.

Trong hnh, hng X-axis (1) l hng th nht. hng th (2) t ng xoay ngc 90 so vi hng vector u.

Bn cng c th xc nh khong cch sao chp offset gia cc lng khun khc nhau gia hng th nht v hng th 2.

B tr Rectangular linear layouts

Trong cch b tr rectangular linear cavity layout, bn c th to xp dy cc lng khun theo:

Theo hng XC. Theo hng YC. C hng XC v YC.

V c th xc nh khong cch sao chp:

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Khong cch ca khi phi theo hng X, Y, hoc c hai. Khong cch c nh theo hng X, Y, hoc c hai.

B tr Circular radial layouts

Trong b tr lng khun hng knh th lng khun u tin c di chuyn v sao chp. V n xoay theo mt gc vi tm ca tm khun.

C th xem cch b tr ny tng t nh xp dy hng knh trong thit k.

Bn vn c th thay i v tr u tin ca lng khun ri mi sao chp hng knh chng

Xp dy Circular constant layouts

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Cch xp dy ny tng t nh hng knh, nhng gc xoay ca lng khun gc v sao chp l hng s.

Qu trnh ny thc hin nh bn di:

Lng khun c chn c dch chuyn theo hng X-axis theo mt khong cch hng knh (1) ti mt v tr tng i so vi ta khun CSYS.

V gi tr gc ny c hiu chnh di chuyn ti v tr cui cng (2) ngc chiu ng h.

Tng t cho lng khun (3) tm xoay lun l gc ca h ta khun CSYS.

So snh cch b tr gia hng knh v hng knh khng i.

Tng quan v Create Box

Dng lnh Create Box to nhanh khi bao cho mt c chn. Trong Tooling, bounding boxes dng cch bit mt i tng trong khun.

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Tng quan v Split Solid

Dng lnh Split Solid :

Ph v mt phn tit din ca mt lng khun hoc li thm insert hoc li trt.

Ct mt khi theo cc mt bao.

Trong hnh u tin, khi xm l khi ch v khi hng l khi trim (1).

Trong hnh th hai, sau khi lnh Split Solid c dng, khi mu hng (2) c tch ra khi khi ch.

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Tng quan v Solid Patch

Dng lnh Solid Patch :

Dng ni mt hay nhiu i tng h thnh kn. Lin kt i tng c chn n mt hoc nhiu thnh phn.

Dng Solid Patch khi:

C th tit kim thi gian v b nh my khi dng ni mt tm thay v nhiu tm.

Cn i tng l khi cho li v li trt.

Mt di c cc mt undercut, ta dng lnh ny to gc chnh xc cho n.

Chi tit bn di c mt s phn h bn trong.

Tng quan Trim Region Patch

Dng lnh Trim Region Patch v cc mt h thng qua nhiu tm

Trong hnh di, khi c chn l dch, v cc cnh bin kn c chn lm bin, dng ty chn Traverse by Face Color.

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Tng quan v lnh Enlarge Surface Patch

Bn c th dng lnh Enlarge Surface Patch to mt mt sao chp c m rng. V c th ty chnh kch thc theo cc hng U v V.

C hai phng php m rng cc bin ca tm:

Linear Natural

Tng quan v lnh Split Face

Dng lnh Split Face ct cc mt m n nm trn mt phn khun.

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Nh trong ct hnh hc, bn c th dng

Cc ng Isocline Cc mt chun Cc ng

Trong hnh di, mt mt c ct bi cc ng cho trc.

Tng quan v Merge Cavities

Bn c th thit k insert gm nhiu phi.

Bn c ty chn ni nhiu i tng thnh mt, hoc ct nhiu phi.

Bn di l hnh 4 phn insert ca mt sn phm c thit k trn mt khun.

Bn di l merge core v merge cavity.

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Tng quan v Design Inserts

Dng lnh Design Inserts trn Thanh Mold Tools :

Chn bt c khi no to sub-insert. Thit k hnh hc phn chn cho sub-insert. T ng to ra i tng mi cha phn sub-insert v standard foot.

Bn c th sao chp sub-insert n v tr khc trong khun.

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Parameter list for Box type

Cc thng s cho khi tr Cylinder

Trim Solid

Dng lnh Trim Solid :

To khi bao. Ct cc phn bao ca khi thnh mt. Ct m hnh t khi. Di chuyn mt ti mt khi c sn hoc khi mi.

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Replace Solid

Dng lnh Replace Solid dng xc nh li mt cho khi bao..

C th:

Dng ton b vng ca mt c chn, hoc ch xc nh n lm bin tham chiu.

Chn hng ca mt theo cc vector vung gc hoc i hng cho n.

Chn mt Mt bao hnh hp, i hng

Mt bao hnh hp, khng i hng.

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Face (1) l mt bao ca hp. kt qu th hin hng ngc li.

Face (2) khng phi l mt bao hnh hp. kt qu th hin l mt khng lt hng

Tng quan v Extend Solid

Dng lnh Extend Solid m rng cc mt ca khi. c hai phng php:

Offset di chuyn mt mt theo hng vung gc. Extrude ko cc bin ca mt theo hng vi gc vt.

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Tng quan v Reference Blend

Dng lnh Reference Blend to phn bo mi cho gc trn cnh c chn vi

cc thn cho cc mt cong c .

Tooling Motion Simulation

Dng lnh Motion Simulation :

ng b ha cc chuyn ng ca tng b phn trong khun theo ng lc hc.

To cc mi lin kt cho cc thnh phn khi lp v thit lp chuyn ng cho chng mt cch t ng hoc th cng.

Xut v nhp cc d liu iu khin cho m hnh theo thit lp ca khun. Xc nh cc chuyn ng ng lc hc cho cam v thanh trt Chy m phng xem hot ng ca khun.

Lnh Motion Simulation c dng trong Mold Wizard v Progressive Die Wizard.

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Mt b khun hon chnh c th c ti hng ngn chi tit. c hai na ca khun phi c ng mt cch ng thi. chuyn ng v th cng kh phc tp, vi mt kt cu phc tp v chuyn ng gm li trt, cht y, ti li phi di chuyn theo chu k p.

Khi thc hin m phng bn c th thy c cc kh khn v vn ca khi lp trc khi lp b khun thc t.

Tng quan v cc phng php phn khun-Parting

Phn khun l qu trnh phn chia m hnh to hai na khun, v sn phm c y ra thng qua ti li v cht y.

C th dng Mold Parting Tools v Thanh Mold Tools phn khun.

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Parting elements

C mt s thnh phn phn khun trong Mold Wizard:

1. Cavity Block 2. Cavity Trim Sheet 3. Product Model 4. Core Trim Sheet 5. Core Block

Trim-based parting process

Cc qu trnh phn khun bao gm cc qu trnh nh di.

1. Confirm product model readiness. a. Dng lnh Design Regions xc nh m hnh sn phm:

Hng v v tr ca sn phm. Kh nng tch khun, vi cc gc vt ph hp. Thit k v xem cc phn undercut Thit k cc ng phn khun thch hp

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b. Dng Workpiece Wireframe v dng Parting Navigator xem phn sn phm nm trong lng khun.

2. To phn lng khun v li

a. Khi bt u mt d n, phi quan tm n bn thnh phn chnh ca khun.

A A workpiece phn phi. B phn sao chp ca phi vi h s co rt.

b. To mt nhm cc mt parting v patch. Khi dng lnh Mold Wizard, nhng tm ny t ng c sao chp kt hp vi cc tm ct ca li v lng khun..

A b mt phn khun. B mt ni.

c. Xc nh din tch ca phn sn phm trn mi na khun. Cc mt trn mi na khun c xut v kt hp vi cc tm trim.

Ch

Trong Mold Wizard hai na khun c gi l li - core v lng khun- cavity.

A Cavity, na khun c nh. B Core, hoc na di ng.

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d. Khi bn to li v lng khun, cc mt ni gia hai phn lng khun v li c ct. tng t cho cc tm li.

A Cavity seed sheet B Cavity seed sheet datum plane

Khi cc tm c v, tm lin kt trong lng khun v li c cp nht. A Cavity trim sheet and cavity block with unsuppressed trim feature.

Tng quan v lnh Patch Surfaces

Dng lnh Patch Surfaces to cc tm ni phn h ca sn phm khi tch khun.

C th dng ty chn Edge Patch ni nhiu mt h ca tm hoc khi.

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Tn ca cc thng s

Tn ca cc thng s dng trong b khun c hin th theo hnh bn di.

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1. TCP_top

2. TCP_h 3. AP_top 4. AP_h 5. AP_off 6. BP_off 7. BP_h 8. BP_bot 9. SP_h

10. CP_off 11. EJA_h 12. CP_h 13. EJB_of

f 14. EJB_h 15. BCP_o

ff 16. BCP_h 17. STP_h 18. BCP_b

ot

Tng quan Base Plate Levels

Cc thng s hin th bn phi ca hnh: TCP_top, AP_h, AP_off, BP_h, SP_h CP_h, v BCP_h kim sot chiu di ca tm khun.

BP_off, CP_off v EJB_off l tham s vi cc cng thc c th tnh kch thc ca cc tng cn xc nh v tr ca cc b phn khun.

Thm cc l v tm khun

Phng php hiu qu nht thm cc l vo tm khun tin hnh theo v d di, vi mu l 4 l dn hng

To cc cng thc cho tm khun trn:

gd_pin_hole_d=1.25 cho ng knh ca l dn hng

gd_pin_x=10 cho v tr ca l theo phng X

gd_pin_y=5 cho v tr ca l theo phng Y

1. To l theo cc phn t +X +Y ti khun..

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2. Dng cc cng thc lin kt kch thc l v v tr ca chng so vi phn trn

3. Phng php tham chiu th ty thuc vo cc l theo xp dy yu cu.

Nu cc l thay i theo s lng hoc khng ng nht khi xp dy, thun li nht l to cc l c lp nhau.

gd_1_on=1 to control suppression by expression

gd_1_x_=10 theo v tr X

gd_1_y=5 theo v tr Y

Smart Screw

Cc vt ni tiu chun c kh nhiu ty chn.

Origin Options

C th gn v cy vi mt hoc 3 gc, nh hnh bn di.

Smart Screw

A. Origin_Type=3

B. Origin_Type=2

C. Origin_Type=1

D. Head_Relief

E. Plate_Height

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F. C_Bore_Dia

G. Clearance_Dia

H. Engage_Min

I. Length_Trim

J. Tap_Over_Drill

K. Tap_Drill_Dia

Length

Xc nh thng s PLATE_HEIGHT trong Details hp thoi Standard Part Management thit lp chiu di cho vt.

Smart Component System th hin kch thc ca vt, PLATE_HEIGHT, v ENGAGE_MIN, chn kch thc thch hp v cp nht BOM.

Nu chiu di ca vt l khng tiu chun, hiu chnh gi tr LENGTH TRIM nhp gi tr.

Thm cc chi tit tiu chun

S dng hp thoi standard part library thm cc chi tit tiu chun vo kt cu khun.

Nh ti li, c cu y, thanh trt v li mt bn. ng thi dng cc thao tc to hc

cho cc v tr lp ( Insert Pocket).

Vi phn ny bn c th:

Thm cc chi tit tiu chun t catalogue

Thm thanh trt v thanh y vo khi lp

Thm cc chi tit tiu chun vo khi khun

Hiu chnh cc thng s tiu chun c, v thay i v tr t TR

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Khi chn th mt s chi tit nh sn v tr nh bc cung phun, bc lt,.. v mt s chi tit khc th cn xc nh li v tr nh cht y, thanh trt.

Trong mc cc chi tit tiu chun th cng ch n v ca n, cc thnh phn h met v h inch c sp xp ring.

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C th la chn tng thnh phn con trong mc phn loi

Mc ny c th thay i thng qua phn thay i register.

Cn tn ca cc khi lp chnh cha cc thnh phn con (Parent) l mc nh, tuy nhin bn vn c th thay i.

Khi thm chi tit tiu chun th chi tit ny s nm trong mc Parent m bn chn.

Phn Positon s xc lp v tr t chi tit, mi chi tit c mt cch t khc nhau v phn mm cng thit lp sn.

Null Chi tit c t ti tm khun

WCS Chi tit t ti h lm vic hin hnh

WCS_XY Chi tit c t mt xy v trc z c th thay i nh cht y v thanh trt

Point Chi tit c t theo v tr ta xc nh

Plane Chi tit c t trn mt mt xc nh Absolute t chi tit theo h ta tuyt i Reposition Xc nh li v tr sau khi t Mate Dng rng buc lp gn

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Component

Cc thnh phn tiu chun khi c chn, v c hiu chnh bng cch chn chng trc khi thay i cc thng s lin quan.

Ngi dng c th thay i thng tin d liu, cc tham s thng qua cc mc :

Edit register file

Edit Database

Remove Component

Reposition

Cc lnh thng dng vi cc chi tit tiu chun

Ejectorpin Processing

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Dng to cc hnh hc ti hn cho cc b phn, ngha l n s ct phn d ca cht y theo ng bao ca chi tit.

Moldtrim

T ng ct i tng theo s phn bit gia khun v lng khun

Creat Pocket

Lnh ny dng to khng gian lp cho cc i tng.

Ngoi ra ngi ta cng thng dng mt s lnh h tr nh di.

Tng quan v cc kch thc

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Mc ny dng hiu chnh v rng buc cc tham s kch thc ca i tng

Kha v b kha mt gi tr

Thit k li mt bn

c sn cc hnh minh ha gip bn thit k d dng hn.

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Tng quan v Slide v Lifter

Bn dng lnh Slider and Lifter thit k li trt v cht y khi cn.

Chng gm hai phn, phn u v phn thn. Phn u c hnh dng theo mt ca sn phm m n y. phn thn s tun theo tiu chun.

Head Design

Thit k phn u dng phng php Solid Head hoc Trim Body.

Solid Head

dng phng php solid head to phn u, trn Thanh Mold Tools, chn Solid Split. Sau khi to phn u th thm phn thn vo li v lng khun, v nn unite phn u v thn thnh mt.

Phng php solid head thng dng trong thit k u li trt.

Trim Body

to trim body:

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1. Gn thanh trt hoc cht y vo tm khun. 2. Thit lp thn li trt v cht y l i tng lm vic. 3. Dng lnh Trim Mold Components ct phn u ca li trt hoc cht

y.

Body Design

Thn ca li trt hoc cht y thng gm nhiu thnh phn, nh thn chnh, dn hng,..Chng c lp thng qua chc nng lp ghp ca NX. Kch thc ca chng c kim sot theo lnh kch thc.

1. Tm khun 2. Hng di chuyn ca li trt 3. Cam Drive Unit 4. Hng di chuyn ca khun 5. Tool Section 6. Gibs 7. Slide 8. Drive Faces of Cam Unit

Thit k li trt.

Giao din ca phn thit k li trt cng tng t nh cc chi tit tiu chun khc . hnh di minh ha qu trnh thit k li trt.

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1. Dng modul Modeling to u li trt trong li hoc lng khun. 2. Thit lp WCS tm di ca u, Z+ l hng y, Y+ l hng undercut.

3. Thm phn thn. Click OK hoc Apply. 4. (Optional) Click Reposition di chuyn hoc xoay li trt nu cn. 5. Nu cn o li u li trt v hiu chnh li n. 6. Dng WAVE Geometry Linker lin kt phn u v phn thn ri unite.

7. Hiu chnh kch thc ca tm khun.

Thit k cht y

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Bn di l quy trnh thit k cht y

1. M file khi khun.

2. Click Slider and Lifter. 3. Thit lp WCS vng undercut. Z+ thit lp l hng y v Y+ l vng

undercut.

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4. Thm phn thn cho cht y. cht y c t trn tm khun di trn tm y. tm dn hng t ng nh v theo tm y.

5. (Optional) Click Reposition di chuyn hoc xoay cht y nu mun.

6. Nu cn, o vng undercut v hiu chnh li kch thc.

7. Lin kt vi phn mt li. Thit lp phn thn cht y i tng lm vic v lin kt mt phn khun ca li vi thn chi tit.

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8. Trim cht y. dng mt phn khun ct phn thn cht y.

Hon tt cht y

Tng quan v Sub-insert Library

Thit k Sub-insert s dng th vin

1. Thay i hin th ch hin th phn m bn mun thm sub-insert.

2. Trn thanh Mold Wizard, click Sub-insert Library . 3. Trong hp thoi Insert Design, trn Catalog, chn mt trong hai:

o CAVITY SUB INSERT o CORE SUB INSERT

4. T SHAPE, chn mt trong hai: o RECTANGLE o ROUND

5. T FOOT, chn mt trong: o ON

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o OFF 6. T MATERIAL, chn mt trong:

o P20 o H13 o S7

7. (Optional) chn phng php nh v.

POINT l phng php nh v mc nh. Bn cng c th chn cc phng php khc.

8. Trn Dimension, nhn tng quan vi cc thng s trong hnh m in cho ng.

9. Click OK hoc Apply. 10. nh v tr sub-insert theo phng php m bn chn. 11. Dng lnh Mold Trim ct phn sub-insert cho khp vi lng khun v li.

Tng quan v ming phun

Khun nha cn c ng dn dn nha trc tip vo lng khun. Cc thit k ng dn ny ty thuc vo hnh dng sn ph, kch thc v s sn phm c p phun, v loi ng dn thng dng l knh dn ngui, v n c 3 loi..

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Channel Function

Cung phun

y l ng dn t bn ngoi vo khun ti mt phn khun.

Knh dn y l phn ng dn nm trn mt phn khun, n c th nm trn lng khun, li khun hoc c hai. N bt u t cung phun v dn ti lng khun.

Ming phun

y l ng dn cui a vt liu t knh dn vo lng khun. Ming phun c nhiu loi ty theo cc c tnh ca khun, cc yu cu lin quan n qu trnh p phun.

1. Sn phm 2. Cung phun 3. Ming phun 4. Knh dn

cung phun, knh dn, ming phun v sn phm

Mold Wizard cung cp cng c thit k cung phun, knh dn v ming phun. C th chn t th vin, hoc ty chnh theo ring bn.

V bn cng nn hiu l khi thit k knh dn n s l hnh khi, m tht s knh dn l phn trng ( dn nha), ta phi dng lnh pocket ct vt liu, v khi bn thay i kch thc knh dn th pocket cng thay i, khi xa th pocket cng mt i..

Quy trnh to hnh cho knh dn.

Tin hnh nh bn di

1. Dialog Setup:

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Cavity Layout: cn bng hoc khng cn bng

V tr ming phun: lng khun hoc li

Phng php: Add hoc Modify

2. Gate Point Origin Definition:

Xc nh v tr ca ming phun

3. Selection:

Chn t th vin ming phun

4. Hng v nh v 5. Kch thc 6. Ct vi li hoc lng khun to phn trng

Cc kiu ming phun Cch b tr

Lng khun c th b tr mt hoc nhiu sn phm, v mt hoc nhiu lng khun.

Bn di l minh ha cch b tr khun hai lng khun cn bng v khng cn bng. Lc ny bn c th dng hai ming phun c kch thc ging nhau cho b tr cn bng, v phi dng hai kch thc ming phun khc nhau cho b tr khng cn bng.

1. Cn bng 2. Khng cn bng

Balanced and Unbalanced Cavity Layout Gate Position (Core or Cavity)

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C th t ming phun trong lng khun hoc li, nh trong hnh di. v tr xc nh hng v cch m hnh ming phun.

1. Ming phun b tr ti lng khun 2. Ming phun b tr ti li

Tng quan v knh dn

Dng lnh Runner to ra cc ng dn vt liu trong khun.

Cc bc chnh thit k knh dn:

Xc nh ng dn cho knh dn. Chn tit din knh dn. Sau dng lnh ct vt liu to knh dn.

phc tho chiu ng ny ln mt phn khun

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Qut knh dn

To rnh bng lnh pocket

Tng quan v to knh lm mt-Mold Cooling Tools

Vo thanh Mold Cooling Tools :

To knh lm mt Hiu chnh knh Thm kha vn

Xc nh chi tit lm vic thm knh lm mt cho n.

Application Mold Wizard

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Toolbar Mold Wizard Mold Cooling Tools

Tng quan v Pattern Channel

Dng lnh Pattern Channel thit k knh dn tit din trn:

Chn ng cong c trc. Phc tho cc ng cong.

Cc ng thng dng lm ng dn, v tit din qut theo n to knh lm mt.

C th minh ha nh di.

Tng quan v Connect Channels

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Dng lnh Connect Channels ni hai knh dn. lnh ny s m rng knh dn cho n khi chng giao nhau, nu hai knh dn khng nm cng mt phng th mt ng dn mi s c to ni chng.

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Tng quan v Extend Channel

Dng lnh Extend Channel ni di knh lm mt c sn. c th m rng thng qua:

Mt hoc bin ca thn Theo cc ty chn khong cch Theo mt khong cch xc nh

Application Mold Wizard

Toolbar Mold Cooling Tools Extend Channel

Sau khi thit k, c th dng lnh adjust channel hiu chnh v tr ca cc knh dn.

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Cooling Fittings

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Dng lnh ny thm cc van ren vo cc u knh lm mt.

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