
Die Design - Operasi Kerja Tekan
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Instructional Technology
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2nd Grade
•
Hard
HARMANINDA HARON
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Die Design - Operasi Kerja Tekan
by HARMANINDA HARON
​
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5.2 - OPERASI KERJA TEKAN
Operasi kerja tekan boleh dibahagikan kepada lima kumpulan utama
a. Operasi memotong
b. Operasi membengkok
c. Operasi membentuk
d. Operasi penarikan
e. Operasi pemampatan
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a. Operasi Memotong
Operasi memotong terdiri daripada beberapa bahagian berikut:-
A. Shearing
B. Blanking
C. Piercing
D. Trimming
E. Dinking
F. Lancing
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b. Operasi Membengkok
Diantara operasi-operasi membengkok adalah seperti berikut"-
a. Bending
b. Flanging
c. Seaming
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c. Operasi Membentuk
1. Embossing
2. Flanging / Collar drawing
3. Curling
4. Bulging
5. Forming
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d. Operasi Penarik
Drawing merupakan proses membentuk kepingan logam berbentuk rata ( blank ) kepada pelbagai bentuk dengan menggunakan alat tekan. Bentuk-bentuk yang dihasilkan biasanya tidak mempunyai sambungan tepi. Diantara bentuk-bentuk tersebut ialah:
a) Bentuk silinder atau cawan (cup ).
b) Bentuk kotak samada berbentuk lurus atau tirus.
c) Bentuk gabungan seperti tirus, lurus dan lengkung.
Drawing
Re-Drawing
Reverse Redraw
Ironing
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e. Operasi Pemampatan
1. Coining
2. Heading
3. Cold Extrusion
Die Design - Operasi Kerja Tekan
by HARMANINDA HARON
​
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