Such pipe threading lathe is mainly used for processing all kinds of pipe threads:
including inner, outer, taper, metric and inch thread etc.,
and also undertake various turning works such as inner and outer cylindrical surface, conical surface and end surfaces.
Specifications | Unit | Parameter |
Pipe/tube thread diameter range to be turned | mm | 50~193 |
Max. swing over bed | mm | Φ630 |
Max. swing diameter over carriage | mm | 350 |
Max. cutting diameter | mm | Φ190 |
Max. cutting length | mm | 1000 |
Max. taper to be turned |
| 1:4 |
Max. travel of taper shaft | mm | 500 |
Spindle bore diameter | mm | Φ200 |
Spindle speed number |
| 12 steps |
Range of spindle speed | r/min | 24~300 |
Spindle speed number(reverse) |
| 6 steps |
Range of spindle speed(reverse) | r/min | 38~384 |
Feed system | ||
Kind of longitudinal feed |
| 26 kinds |
Range of longitudinal feed | mm | 0.07~1.33 |
Kind of transversal feed |
| 22 kinds |
Range of transversal feed |
| 0.02~0.45 |
Inch thread range and kinds | tpi | 28~2/40kinds |
Metric thread range and kinds | mm | 1~14/24kinds |
Pitch of leadscrew |
| 1/2 |
Fast speed of saddle | mm/min | 4000 |
Max. longitudinal travel of saddle |
| 910 |
Tool post | ||
Max. transversal travel of down-tool post | mm | 390 |
Max. travel of upper tool post | mm | 200 |
Max. swing angle of mid tool post | ° | ±60 |
Dial feed amount of down-tool post |
| 0.05mm/scale |
Dial feed amount of upper tool post |
| 0.05mm/scale |
Tailstock | ||
Diameter of center sleeve | mm | 100 |
Taper of center sleeve |
| MT 5 |
Travel of center sleeve | mm | 205 |
Transversal travel of center sleeve | mm | ±15 |
Main motor power | kW | 7.5 970 r/min |
Fast motor | kW | 0.3 1450 r/min |
Cooling pump | kW | 0.125 2800 r/min |
Tool stations |
| 4 |
Max. turning length by copy of cone | mm | 500 |
Net weight of machine | kg | 3400 |
Overall dimensions of machine (L x W x H) | mm | 3157×1449×1393 |
S.N | Item | Size | Quantity |
1 | 4-jaw chuck KN520 | Φ520 | 2 sets |
2 | Chuck plate |
| 2 |
3 | Center JB2887-81 |
| 1 |
4 | Chuck wrench KN520 |
| 2 |
5 | Foundation bolts | M22X400 | 6 |
6 | Nuts | M22 | 6 |
7 | Washer | Φ22 | 6 |
8 | General tools |
| 1 set |
9 | V-belt |
| 5 |
10 | Rear support | Φ50~Φ190 | 1 set |
Such pipe threading lathe machines have following features:
Hollow spindle bore design for processing extra-long work-piece;
Double chuck equipment realizing better clamping of work-piece;
Taper guide bar installed ensures taper thread processing ability;
