Alteration Example of Large-sized Altered Lathe
Key alteration points
- Numerically controlled
- Newly added right/left tool rest
- Ball screw feed
- Altered method of hydrostatic pressure of table sliding surface
- Newly added pendant crane Installation of automatic measurement equipment
|
After alteration |
| Table diameter |
φ6,000mm |
| Maximum workpiece diameter for machining |
φ9,000mm |
| Allowable maximum load of workpiece |
100t |
| Table revolutions |
0.3 to 15min-1
|
| Stroke right saddle feed |
5,200mm |
| Left saddle feed |
5,000mm |
| Ram feed |
2,100mm |
| Rapid traverse saddle feed |
2,400mm/min |
| Ram feed |
2,400mm/min |
| Feed speed saddle feed |
0 to 1,200mm/min |
| Ram feed |
0 to 1,200mm/min |
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