MOULD& DIES DESIGN-1 1 INIRODUCTION

1. Basic Concept of Desiqn 2 Desjgn Peinciplea.

Baaic Concept of Injccbon Mould 3

ype at Injectign Mould 5 Paeta at Injection Maulda

Selection ot Moulding Machine Shat Capacity Plasticizing CClamping

Dayliglrt at the machine Iniectim Peessue

Machine Nozzle Numbetat Lmptessim

Capaci FoeCe

2. MATERIAL SELECTION OF MOILD &DIES

Stee Selectiam Celteea at moulo mateela

2 EssentialPeOpeetiez at mauld mateelalg._ Steel Vaetoua pes at stel, Selecton Certeeia

4 FeELOU3 Nm-fektous mateeta

Alla6. Heat tteatment peocess

Matceiala selectian fo Vastoua past3 at mauld

O Back Plate Core back platc Cavt

Late aude pin qurde bush

1

3

o 5

( Insetts

vii Ejector back &Aetninet plate

Locating tmg-

Speue Bush

8 Mateetal selectim foz vaeiaua paztz ot diea: AppAoa.ch Se ction

D Land

INJECTION MOLD-1 Inteaduction

2 Partina Line 0 Elat Paztina Sutace Steppea Paeting sutae Analed Partin4 Sustace Complex edge Venting

3: Feed Sstem

Speue & Sptue desiang Runnek

Runne laaut 2 ooss section Runneé balancina

Gatrz pes At qateg Grate balanc1na

/D Tmpeessia -Coee -Cavrty

4Ejection Stem peA ot Ejectiom Impartance ot Ejectim.

5. Mould Coolin mportance at mould coolina

- Dffeeent mould Cooling methodl3 -Mould lempceauee coreol &ita împoztance

6. Ancillas pastz_ot Tnjectim Mauld -Mould Aljanment Locatirg eipg, Lruide pillae -_Knock out eodlg

Limit boltz

4 INJECTION MOULD -I

1 Mehodical appeoach a Injectiom Mould Deslan 2 pe atInjectim Maulds

Tuo plate mould_OR Sioale day liaht mould Singe mpeessian & mui fmpeessiom mould

Steippe plate mould- MulH das ight mould

heee plate mould Extcenal & Ineenal unde cut mould Splt mould

Jag� cam actuatim method nae cam actuonion methad

e) Mouldg tor hAeaded Componentz Automatic unsCkewing

-VaeioLz unSCeewirg methods Runneeess Maulda Insulateo Hat eunoce mould

Tnseu moldas Stack_ Moulds.

5 EXTRUSION DIE DESTGN

1 Inttaduction of Dies 2 Peinciple ot exttusim 3. Pautsot Dies.

Die Opekatimg S Destan Pe0cedukee

6 enekal featueg _ot diez 7 Polamet melt flop 8. Die geametAN

Die and Die Swell

Heating lemperatuee ConttalStem for Dieg.

10

11

12 Desian featueez of dirs fot Erotile

Blown film Flat Film Tubc.3 & Rpes Wite & Cables

&hdpe Rai Co odumaroY Co-CgelimuhoN MAosY