1. Hydraulic
Leveling
Suspension
발표자 : 조정래
하성필

2. Casting/ Extrusion / Cutting / Forging/ Deburring→
Extrusion
Casting
Forging
Cutting
Drilling
Deburing
Coating
Heat Treatment
Welding
Assemblying
2nd step
3rd step
4th step
5th step
1st step
- Mass Production
- Low Cost
- Clear Surface Treatment
- Die casting
- liquid material : lron
- low cost , recycle sand
All Parts→ Casting
Casting Product → Cutting
Cutting Product → Deburring →
- Extrusion moulding
- material : lron
- low cost
Spring → Extrusion
Extrusion Product → Hot Forging
Hot Forging Product → Deburring

3. Heat treatment / Painting / Coating / Welding/ Assembly
Nitriding
Able to stand for heat
Small change due to the heat
Quenching or tempering
For hardening and strengthening
Drive some nuts to attach the device
Arc welding
Attach them to transmit the force to the suspension
Taping some area we don’t want to cover
Coloring parts we want them to be
Spread powder to the parts
Oil or Gas

4. Promissing proposal Carbon 3D Printer Super fast Lower cost
Save the labor cost
No need the 1st or 2nd cutting
A very few defective products
It can be brought to automation plant