CHURCHILL TWR PLC Roll Grinder
PLC
Grinding diameter 2.540 mm.
Workpiece weight 35 ton
Workpiece weight with four steadies: 180 ton
With Cambering.
Two separate bedways.
Hydrostatic Bearings.
Hydrostatic Steadies, Roll Journal Rests.
Built 1990 modernized 2004.
Grinding diameter 2.540 mm.
Workpiece weight 35 ton
Workpiece weight with four steadies: 180 ton
With Cambering.
Two separate bedways.
Hydrostatic Bearings.
Hydrostatic Steadies, Roll Journal Rests.
Built 1990 modernized 2004.
Working Capacity.
| Grinding length | 10.000 mm |
|---|---|
| Max diameter with 915 mm Grinding wheel | 2.540 mm |
| Min diameter with 915 mm Grinding wheel | 250 mm |
| Center distance | 10.000 mm |
| Max Roll weight without steadies | 35 Ton |
| Max Roll weight with four steadies | 180 Ton |
Carriage
| Feeds | 75-4190 mm/min |
|---|---|
| Total length of the carriage on ways | 4.899 mm |
Wheelhead.
| Spindle Motor, DC | 75 kw |
|---|---|
| Wheel Speed | 500 - 1000 rpm |
| Wheel , diameter | 610-915 mm |
| Wheel hole, diameter | 305 mm |
| Wheel thickness | 100 mm |
Headstock
| Motor, DC | 25 kW |
|---|---|
| Workpiece rotating speed | 4-40 rpm |
| Length of headstock | 3.162 mm |
| Feeds | 1.490 mm/min |
| Feeds Cross | 171 mm/min |
Tail stock
| Stroke of quill | 304,8 mm |
|---|---|
| Taper | No 7 Morse |
| Tailstock length | 1.346 mm |
| Feeds | 2.570 mm/min |
Machine Dimensions.
| Machine weight | 160 Ton |
|---|---|
| Length | 23 m. |
| Width | 12 m. |
