© GNU Su-Jin Kim Die & Mold for Mass Production What is Die & Mold Die & Mold is the tool used to produce large quantities of same products. Automobile,

© GNU Su-Jin Kim© GNU Su-Jin Kim

Die & Mold for Mass ProductionDie & Mold for Mass Production

What is Die & Mold• Die & Mold is the tool used to produce large quantities of

same products.• Automobile, television and home appliances are produced by

Die & Mold.

Blow MoldDiecasting Mold

Press Die Forging DiePlastic injection Mold



Die & Mold for Automobile

Bumper Plastic Mold

Light Plastic Mold

Wheel Diecasting Mold

• Body and main parts of automobile like as hood, door and mainframe are formed by Press Die.

• Bumper, light and interior plastic parts are produced by Plastic Injection Mold.

• Engine and wheel aluminum parts are produced by Diecasting Mold.



Die & Mold Productions of Korea

• Japan, China, Germany, Italy and Korea were exporting Die & Mold to the world (2008).

• US, China, Mexico($1.2 billion), Germany and Japan were importing Die & Mold from the world(2008).



Die & Mold Exports & Imports of Korea

• Korea Die & Mold industries export $2.1 billion and import $0.1 billion a year (2011).

17%15%

9%7%

6%

6%4%

3%

3%

3%



Die & Mold Productions of Korea

• Korea produces $5.7 billion Die & Mold a year.• Plastic molds are $2.4 billion and Press dies are $2.0

billion.• 51% of productions are focused around Seoul.

51%

23%

15%

7%



금형 업체 통계• 전체 : 2,600 업체 (2006 년 통계청 , 5 인 이상 )• 인력 : 평균 15 인 / 업체 , 중소기업 업종• 품목 : 플라스틱 976, 프레스 511, 다이케스팅 104, 기타 1037• 지역 : 경기 1008, 인천 269, 서울 256, 부산 256, 경남 244

…• 경남 : 창원 , 김해 집중

• 한국금형공업협동조합 : http://www.koreamold.com


Die & Mold for Mass ProductionDie & Mold for Mass ProductionNC Machining

CAM

Simulation

CAD

EDM

http://ma.gnu.ac.kr

Mold Machining



Mold Design

• 3D Mold Design by UniGraphics



CAM

• Generate NC Data by Power Mill



Simulation & Optimization

• Simulation & Optimization by NCBrain

http://www.ncbrain.com/ko/contents/ncbrain5x_gallery.php



CNC Machining

• Mold machining by Machining Center

http://www.youtube.com/watch?v=5pteVYeqVHI



Electric Discharge Machining



CAD/CAM for Die & Mold

Draft was imported from German and Japen.

1960s1960s

Major Company : DelCAM(England), Unigraphics(USA), NCB(Korea)

Manual draft on the paper by pen and ruler.

2D CAD(AutoCAD) was used for drafting.

CAD/CAM(Duct) running on UNIX started to be used.Korean CAD/CAM(Omega) was developed at KAIST.

Die & Mold is designed y 3D CAD(UG), NC data is generated by CAM(PowerMill), and machining is simulated by Simulator(NCBrain).

1970s1970s

1980s1980s

1990s1990s

2000s2000s

AutoCAD NCBrain UG PowerMill



Machine Tools for Die & Mold

1960s1960s

Polishing and repairing of used Die & Mold imported from Germany

Major Company : Hwacheon, Doosan infracore, Jinyeong(EDM)

Lathe, Milling, EDM machine and HSS(high speed steel) tool were used.

WC(tungsten carbide) tool and insert start to be used.

CNC milling and WireEDM started to be used at Die & Mold industry.

High speed machining and 5-axis machining is start to be used.

1970s1970s

1980s1980s

1990s1990s2000s2000s

Milling 1970s CNC 1990s EDM 1970s Endmill



Die & Mold Making

1960s1960s

Decade of depending on craftmen

Major Company : Jeyoung Solutec, Nara M&D, Atech solution, Ilji tech, S-connect, Kishin Co.

Introduction of precision machine tools, Foundation of Korea Die and Mold Industry Cooperative

Setting of promotion plan for die/mold industry, Creating the complex of die/mold cooperation in Namdong industrial complex, Introduction of CAD/CAM

Creating the complex of die/mold cooperation, Designation of die/mold business as high-tech industry, Split-off of die/mold business from a conglomerate , Exploring overseas markets

3,675 die/mold companies. 48,171 workers. Business for enhancing human resource structure. Competitive exhibition of die/mold CAD.The amounts of production is 5700 billion KRW(older than 9 years Co.)

1970s1970s

1980s1980s

1990s1990s2000s2000s

Press die Mold



Reference

• 한국금형공업협동조합 : http://www.koreamold.com• NCBrain www.ncbrain.com 금형가공시뮬레이션• AFDEX www.afdex.com 단조 해석• 태성정밀 http://www.tsmould.com 사출금형• DIETEC www.dietec.co.kr 프레스금형

Documents

© GNU Su-Jin Kim Die & Mold for Mass Production What is Die & Mold Die & Mold is the tool used to produce large quantities of same products. Automobile,