Technical parameters of VST850 4tons Frequency Infinitely Variable Speed Metal Centre Lathe
| Model |
Unit |
VST850 |
| Max. swing over bed |
mm(in) |
850(33’’) |
| Max. swing over carriage |
mm(in) |
520(20’’) |
| Max. swing over gap (for gap bed lathe) |
mm(in) |
1150(45’’) |
| Max turning length |
mm(in) |
1500~12000(60’’~475’’) |
| Max weight of workpiece between centers |
kg |
4000 |
| Width of bed |
mm(in) |
600(24’’) |
| Spindle speed range |
r/min |
5~40~80; 10~80~160; 20~160~315; 40~315~630 |
| Spindle speed step |
|
4 (infinitely variable speed) |
| Spindle bore diameter |
mm(in) |
100(4’’) |
| Diameter of spindle front bearing |
mm(in) |
160(6’’) |
| Taper of spindle bore |
|
Metric 120 |
| Spindle nose |
ISO |
A2-11 |
| Section of tool shank |
mm(in) |
32x32(1.3’’x1.3’’) |
| Swivel angle of tool post |
° |
±90° |
| Travel of tool post |
mm(in) |
250(10’’) |
| Travel of cross slide |
mm(in) |
600(24’’) |
| Rapid travel speed of tool post |
mm/min |
900 |
| Rapid travel speed of transverse |
mm/min |
1800 |
| Rapid travel speed of longitudinal |
mm/min |
3640 |
| Metric threads |
mm |
56kinds; 1-120 |
| Inch threads |
TPI |
56kinds; 30-1/4’’ |
| Module threads |
mm |
56kinds; 0.5-60 |
| Diametrical pitch threads |
DP |
56kinds; 60-0.5 |
| Longitudinal feeds |
mm/rev |
64kinds; 0.08-9.6 |
| Transverse feeds |
mm/rev |
64kinds; 0.04-4.8 |
| Longitudinal tool post feeds |
mm/rev |
64kinds; 0.02-2.4 |
| Diameter of tailstock sleeve |
mm(in) |
120(5’’) |
| Taper of tailstock sleeve |
|
MT-6 |
| Travel of tailstock sleeve |
mm(in) |
250(10’’) |
| Main motor power |
kW |
15 |
| Rapid travel motor power |
kW |
1.1 |
| Cooling pump motor power |
kW |
0.15 |
| Net weight (3m) |
kg |
5300 |
| Additional weight per 1m |
kg |
1000 |
| Overall dimension (L x W x H) (3m) |
mm |
5150 x 1500 x 1500 |
| Packing size (L x W x H) (3m) |
mm |
5500 x 1900 x 1820 |
Applications
Fortune Pacific Brand Frequency Infinitely Variable Speed Metal Centre Lathe Machine application range is wide, can finely meet the requirements of every kind of industry machining, such as external cylinder, internal hole, slot, face and threads; besides,
Fortune Pacific Brand VST850 4tons Frequency Infinitely Variable Speed Metal Centre Lathe Machine can also meet the requirements of drilling, boring, broaching oil groove, keyway etc. Fortune Pacific Brand Frequency Infinitely Variable Speed Metal Centre Lathe Machine is excellent equipment for turning axial, dished, sleeve and special type of surface workpiece.
Features
1. AC variable frequency speeding device with high power has been selected on Torn VST850 Lathe.
2. Frequency Infinitely Variable Speed Metal Centre Lathe Machine main driving has been driven by AC motor, 4 steps infinitely variable can be realized by sliding gear with excellent performance of torque and power.
3. The operating system of Frequency Infinitely Variable Speed Metal Centre Lathe Machine is controlled by electric, hydraulic, mechanical mechanism;
4.
X and Z-axis has function of rapid traverse and combined feed, easy for operating.
Standard accessories
1. 4-jaw chuck;
2. Dead center;
3. Coolant system;
4. Work light;
Optional accessories
1. 4-jaw chuck;
2. Steady rest;
3. Roller supporting device;
4. Follow rest;
5. Grinding or milling head device;
6. Taper turning device;
7. Living center;
8. 2-axis or 3-axis DRO (Digital Read Out);