| 2. Specification of Auto Vacuum Forming Machine |
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| 1 |
General composition |
| 1-1 |
Roll lift unwinding unit |
| 1-2 |
Forming unit |
| 1-3 |
Vacuum pump unit |
| 1-4 |
Control panel unit |
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| 2 |
Forming system |
| 2-1 |
Hydraulic pressure forming, Vacuum forming |
| 2-2 |
Plug assist forming and matched mold operations. |
| 2-3 |
2 hydraulic cylinders per table |
| 2-4 |
Stroke control for proximity switches |
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| 3 |
Hydraulic system |
| 3-1 |
2 hydraulic pumps |
| 3-2 |
25 ton forming power |
| 3-3 |
Water cooled type |
| 3-4 |
2 units for upper side and lower side separately |
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| 4 |
Sheet transfer |
| 4-1 |
5 Hp AC servo system |
| 4-2 |
#50 chain with pins |
| 4-3 |
Digital feed length set (minute 0.1mm) |
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| 5 |
Width control |
| 5-1 |
Electric motor operated automatic control system |
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| 6 |
Heating systm |
| 6-1 |
2 step heating both upper & lower side heating |
| 6-2 |
Heater box sliding out on emergency |
| 6-3 |
IR ceramic heaters |
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| 7 |
Temperature constrol |
| 7-1 |
Digital automatic temperature controller |
| 7-2 |
K type thermo sensor, 42 division, solid state relays |
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| 8 |
Vacuum pump |
| 8-1 |
7 Hp, Oil circulated vane type |
| 8-2 |
4,000Ltr./min. 500Ltr. Vacuum tank |
| 9 |
Control unit |
| 9-1 |
PLC control, AC servo controller, forming timers |
| 9-2 |
Feed length digital displays. |
| 9-3 |
Digital temperature controllers |
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| 10 |
Roll holder |
| 10-1 |
1 roll lift by pneumatic cylinder |
| 10-2 |
Roll size : 1200mm(W) x 1000mm(dia.) max. |
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| 11 |
Cooling unit |
| 11-1 |
Mold, shutter, hydraulic unit, chain rail |