i

.................................................................................................................... ................ iii

.................................................................................................................. ............... vi

....................................................................................... ................. vii

1 ................................................................................................................. ................. 1

1.1 ........................................................... .............................. 1

1.2 ............................................................................................................. .. 2

2 ..................................................................... ....................................... 3

2.1 ................................................................................................ 3

2.1.1 Metal Injection Molding...................................................................... 3

2.1.2 MIM............................................................ 5

2.1.3 MIM................................................................. 11

2.2 ................................................................................................... 12

2.2.1 (Forming)................................................... 12

2.2.2 (Forming).................................................................. 13

2.2.3 ............. 14

3 ............................................................................................................ . 16

3.1 ........................................................................................... 16

3.2 ...................................................................................................... 17

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4 ........................................................................................................................... ........... 18

4.1 ......................... 18

4.1.1 Injection Molding......... 18

4.1.1.1 Process Flow......................................................................... 18

4.1.1.2 ............................................................ 19

4.1.1.3 ................................................................. 25

4.1.2 Rubber Molding..................... 26

4.1.2.1 Process Flow......................................................................... 26

4.1.2.2 ............................................................ 27

4.1.2.3 ................................................................. 34

5 .................................................................................................................................... 35

................................................................................................................... ................ 36

...................................................................................................................... ................. 37

............................................................................................... ....................... 37

.................................................................................................................... .. 39

..................................................................................... ................................................ 42

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2-1 (Production Steps)

MIM............................................................................................... 4

2-2 MIM............................................. ........ 4

2-3 Feedstock................................................................................ 5

2-4 Feedstock.......................................................................... 6

2-5 ..................................................... ............................ 6

2-6 ............................................................................. 7

2-7 ................................................................................... ........... 8

2-8 ................................................................ 12

2-9 ............................................................... 13

2-10 ....................................... 14

2-11 ................ 15

2-12

...................................................................................... 15

3-1 ............................................................................. 16

4-1 ................................................ 18

4-2 .............................................................................................. 19

4-3 ................................ .......................................................................... 20

4-4 ........................................................................................ 20

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4-5 ...................................................................................... 21

4-6 .................................................................................. 21

4-7 Mold Plate...................................................................................................... 22

4-8 ........................................................................................... 22

4-9 ...................................................................................... 23

4-10 ....................................................................... 23

4-11 ......................................... 24

4-12 .................................................................................. 26

4-13 ............................................................................................................ 27

4-14 .............................................................................................. 28

4-15 .................................................................................... 29

4-16 ......................................................................................... 31

4-17 .................................................................................. 31

4-18 Cycle Time.................................................... 31

4-19 ............................................................................................... 31

4-20 ........................................................................................... 32

4-21 Snow Net .............................................................................. 32

4-22 ............................................................................................ 33

v

-1

.................................... 37

-1 Press Machine

............................................. 39

-2 ................................................................................. 40

-3 .............................................................. ................................................. 41

vi

-1 6 8.................... 38

vii

C

MIM Metal Injection Molding

IM Injection Molding