Steel / Cast iron body Independent chucks

Transcription

1 Independent chucks Steel / Cast iron body Independent chucks Independent 4-jaw chucks - Jaws individually adjustable through threaded adjusting spindle. RÖHM-Independent chucks in steel or cast iron design with individually adjustable jaws are successfully established, where irregular, regular or round workpieces have to be clamped safely. Independent chucks Mechanism By turning the radial positioned pinion (2, hardened) the power will be transmitted to the clamping jaws (5, 6, hardened) directly. The operating screw will be kept in position by the bearing support (3, 4, hardened). Steel or cast iron body (1) Lubrication Independent chucks must be lubricated regularly to maintain their grippng force. Appropriate directions are included in the operating instructions supplied with each chuck Steel / cast iron body 2 Operating screw 3 Bearing support inside 4 Bearing support external 5 Base jaw 6 Reversible top jaw

2 USE-USU The jaws can be centered approximately by adjusting them to the concentric grooves, accurate centering requires the use of a dial indicator. Independent 4-jaw chuck Technical features: - jaws individually adjustable through threaded adjusting spindle - steel version, from size 400 with T-slots and bolt slots Delivery includes: 1 set of hard solid, 1 wrench, mounting screws or 1 set of hard master jaws, 1 set of hard top jaws, 1 wrench, mounting screws cylindrical centre mount (without mounting bolts) Size Through-hole with one-piece with reversible top jaws Speed max. min -1 Torque Nm Clamping force/jaw kn Steel independent chucks USE-USU ISO (DIN 55027), DIN 55022; with studs and locknuts, optional DIN with set screw and nut Size Mount short taper Through-hole with one-piece with reversible top jaws Speed max. Torque Nm Clamping force/jaw kn min

3 USE-USU Steel independent chucks USE-USU ISO (DIN 55026); DIN 55021, ASA B 5.9, A1/A2 metr.; mounting from front (without mounting bolts) Size Mount short taper Through-hole with one-piece with reversible top jaws Speed max. min -1 Torque Nm Clamping force/ jaw kn ) ) ) ) not for DIN or A1/A2 inch 2) not for A1/A2 inch ISO (DIN 55029); ASA B 5.9, Type D, with studs for Camlock 3060 Size Mount short taper Through-hole with one-piece with reversible top jaws Speed max. min -1 Torque Nm Clamping force/ jaw kn

4 Jaws USE-USU Type 493 Reversible jaw EB hardened / / Type 497 Base jaw GB with fixing screw , , / , ,4 47, , , , ,2 70 Jaws USE-USU Type 403 Reversible top jaws UB DIN 6350 hardened ,3 52, ,5 57, / , /630/ , / /1100/ Stepped and hardened jaws, supplied as supplement or as spares, must be ground on the chuck. In case of a subsequent jaw delivery please return the chuck. Type 402 Unstepped top jaw AB DIN 6350 soft, material 16MnCr , , / , /630/ , / /1100/

5 Accessories USE-USU Type 493 Adjusting spindle Item no. Size Square Hexagon Accessories USE- USU Type 493 Safety key Item no. Size Square Hexagon / / / /900/1000/

6 Technical data - Independent chucks Chuck dimensions steel body Cylindrical centre mount Short taper mount DIN with setscrews and locknuts DIN with studs and nuts Size A B H C D USE-USU ,5 112,5 112,5 122,5 132, E USE-USU F G 4x13,5 4x13,5 4x17 4x17 4x17 4x20,5 4x20,5 8x22 8x22 8x22 8x22 8x26 H J ,5 55, K L M N SW ) approx. kg ) Outer hexagon Size A Taper size 4 1) 5 2) B 63,5 82,5 106,4 82,5 106,4 139,7 106,4 139,7 196,9 106,4 139,7 196,9 106,4 139,7 196,9 139,7 196,9 285,8 D ,5 112,5 112,5 122,5 E F DIN 85 Camlock 82,6 104,8 133,4 104,8 133,4 171,4 133,4 171, ,4 171, ,4 171, , ,2 G H J ,5 K USE USU L 95,3 109, M 56,5 60, N ,4 165 SW approx. kg Dimensions steel independent chucks DIN with studs for camlock Size A Taper size B 139,7 196,9 285,8 139,7 196,9 285,8 196,9 285,8 196,9 285,8 412,8 196,9 285,8 412,8 196,9 285,8 412,8 D 132, E F 171, ,2 171, , , ,2 463, ,2 463, ,2 463,6 G H J 55, K USE USU L M N SW approx. kg DIN mounting from front 1) Not for DIN or A1/A2 inch 2) Not for A1/A2 inch 3063

7 Technical data - Independent chucks Jaw dimensions steel body Reversible one-piece jaw EB Size A B C D E F G H approx. kg 0,8 0,9 1,6 2,25 3,5 4,2 Dimensions steel independent chucks Base jaw GB Size A B C 40,1 40,1 47,1 51,1 51,1 61,1 92,2 D E F 12,7 12,7 12,7 12,7 12,7 12,7 12,7 G 3,1 3,1 3,1 3,1 3,1 3,1 3,1 H 54 63,5 76,2 38,1 38,1 38,1 38,1 J M12 M12 M16 M20 M20 M20 M20 K 7,6 7,6 10,8 10,8 10,8 10,8 10,8 L 21,2 24,4 27,5 27,5 27,5 27,5 26,4 M 19,03 19,03 19,03 19,03 19,03 19,03 19,03 N 38,7 46,6 56,1 56,1 56,1 56,1 55 Grooves Tapped holes approx. kg 0,8 0,9 1,1 1,4 2,2 2,8 3,5 Reversible top jaw UB and unstepped top jaw Adjusting spindle Size A B 83, C D ,5 20, E 13, ,5 18,5 21,5 21, F G ,5 16,5 13,5 13, H SW ) 1) with outer hexagon Chucking capacities of jaw steps (standard values) Size mm A1 min A2 max l1 min l2 max max. swing. dia