Общий каталог PRECITOOL - страница 330
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Revolving tailstock centre
- point angle 60° - body and live centre forged, hardened and ground - regular fibre orientation - live centres repeatedly regrindable - high runout accuracy due to precise roller bearings, life-time lubrication, maintenance-free - sealed against dirt and cooling water
Use: - for fine turning and roughing - universally applicable on all lathes
220250 Standard version
| MT | 220250 | A mm | B mm | D mm | H mm | K mm | max� workpiece weight | max� radial deviation | max� speed | � � |
| kg | mm | min -1 | D | |||||||
| 1 | | 60�5 | 36 | 15 | 6�0 | 17�0 | 80 | 0�005 | 7,000 | B |
| 2 | | 65�0 | 45 | 20 | 7�0 | 24�0 | 180 | 0�005 | 7,000 | � |
| 3 | | 70�5 | 50 | 22 | 6�5 | 27�5 | 400 | 0�005 | 6,300 | |
| 4 | | 102�5 | 70 | 32 | 8�5 | 41�0 | 750 | 0�005 | 3,800 | � |
| 5 | | 129�0 | 90 | 40 | 8�5 | 50�5 | 1,800 | 0�005 | 3,000 | � K � H � � |
| 6 | | 152�0 | 105 | 50 | 13�0 | 57�5 | 3,500 | 0�010 | 2,600 | � � A |
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| MT | 220300 | A mm | B mm | D mm m | H m J mm | K mm | max� workpiece weight kg | max� radial deviation mm | max� speed min -1 | �D � J B |
| 2 | | 75�0 | 45 | 20 7 | �0 10 | 34 | 140 | 0�005 | 7,000 | � |
| 3 | | 95�5 | 60 | 25 6 | �5 12 | 47 | 400 | 0�005 | 5,000 | � K � H � � |
| 4 5 | | 114�5 1435 | 70 90 | 32 8 40 8 | �5 14 5 16 | 53 65 | 500 1200 | 0�005 0005 | 3,800 3000 | � � A |
| MT | 220300 | A mm | B mm | D mm | H mm | J mm | K mm | max� workpiece weight kg | max� radial deviation mm | max� speed min -1 |
| 2 | | 75�0 | 45 | 20 | 7�0 | 10 | 34 | 140 | 0�005 | 7,000 |
| 3 | | 95�5 | 60 | 25 | 6�5 | 12 | 47 | 400 | 0�005 | 5,000 |
| 4 | | 114�5 | 70 | 32 | 8�5 | 14 | 53 | 500 | 0�005 | 3,800 |
| 5 | | 143�5 | 90 | 40 | 8�5 | 16 | 65 | 1,200 | 0�005 | 3,000 |
Design: - live centre embedded in shank, point angle 60° - body and live centre drop-forged, hardened and ground - with manometer for adjusting and reading the clamping force - disk springs care for pressure compensation - sealed against dirt and cooling water - permanent lubrication with special grease, maintenance-free
Use: - for determining and maintaining the axial clamping force constant during turning with tangs - also applicable for standard clamping tasks
221100 with clamping force display
| MT | 221100 | A mm | B mm | D mm | H mm | J mm | K mm | max� workpiece weight kg | max� axial clamping power daN | max� radial deviation mm |
| 3 | | 105�0 | 64 | 25 | 6�5 | 12 | 31�5 | 400 | 550 | 0�010 |
| 4 | | 123�5 | 72 | 32 | 8�5 | 15 | 39�0 | 800 | 900 | 0�010 |
| 5 | | 160�5 | 95 | 40 | 8�5 | 16 | 49�0 | 1,600 | 1,500 | 0�010 |
| 6 | | 202�0 | 120 | 52 | 13�0 | 23 | 59�0 | 3,200 | 2,000 | 0�015 |
Design: Delivered - short body, low-vibration running, live centre shank-bedded - body hardened in case - revolving centre with internal taper to receive interchangeable inserts of different shapes
Use: - versatile due to quick and easy exchange of centring inserts
Delivery: - in wooden case - 1 live centre - 1 ejector - 1 tip each 60°/30°-60°-90° - 1 male taper 60° blunt - 1 female taper 60° hollow
221400 with exchangeable inserts
K A
| MT | 221400 | A mm | D mm | E mm | max� workpiece weight kg | max� radial deviation mm |
| 2 | | 45 | 20 | 4�0 | 40 | 0�010 |
| 3 | | 48 | 22 | 4�5 | 130 | 0�010 |
| 4 | | 67 | 32 | 5�0 | 250 | 0�010 |
| 5 | | 85 | 40 | 6�0 | 650 | 0�010 |