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| | | PBI-D PBI-C | | |
| | | Rotating pneumatic chuck fixtures for indexing tables ■ 0 165 - 315 mm ■ 2 and 3 jaws | | |
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| | | INCH serration 2 or 3 jaws | | |
| | | Tongue & groove 3 jaws | | |
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| | | Application/customer's benefit Self centering rotating chuck fixtures with a pneumatic manifold used on indexing tables, not designed for constant rotation on turning machines PBI-D: inch serrated master jaws (1/16" x 90°) PBI-C: tongue & groove master jaws PBI-M: metric serrated master jaws (1.5 mm x 60°) on request Technical features Independent units consisting of a 2/3 jaw chuck with a built in pneumatic cylinder Reduced dimensions on the machine, high gripping force and very high precision Case hardened body to assure highest precision and long chuck life Important! Due to the friction between fixed manifold and rotating central body, the indexing table must provide a higher rotation torque than the one shown in the schedule below | | |
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| | | Standard equipment Clamping unit 1 set of soft blank top jaws (PBI-C excluded) 1 set T-nuts with bolts (PBI-C excluded) Grease gun | | Ordering example 3 jaw chuck fixture PBI-C 250 or 2 jaw chuck fixture PBI-D 165 | | |
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| | | Technical data | | |
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| | | | | | | | | | | | | | SMW-AUTOBLOK Type | | PBI-D 3 (3 jaws) 165 | PBI-D 3 (3 jaws) 210 | PBI-D 3 (3 jaws) 250 | PBI-D 3 (3 jaws) 315 | | | | Code | | 77260716 | 77260721 | 77260725 | 77260731 | | | | SMW-AUTOBLOK Type | | PBLI-D 2 (2 jaws) 165 | PBLI-D 2 ( 2jaws) 210 | PBLI-D 2 (2 jaws) 250 | PBLI-D 2 (2 jaws) 315 | | | | Code | | 77261316 | 77261321 | 77261325 | 77261331 | | | | SMW-AUTOBLOK Type | | PBI-C 3 (3 jaws) 165 | PBI-C 3 (3 jaws) 210 | PBI-C 3 (3 jaws) 250 | PBI-C 3 (3 jaws) 315 | | | | Code | | 77266816 | 77266821 | 77266825 | 77266831 | | | | Radial jaw stroke | mm | 3.6 | 4.4 | | 6.3 | | | | Radial jaw stroke PBIL-D2 (2 jaws)* | mm | 6.8 | 8.4 | 9.7 | 12 | | | | Piston area | cm2 | 143 | 236 | 358 | 548 | | | | Max. operating pressure | bar | 7 | 7 | 7 | 7 | | | | Gripping force at 6 bar | kN | 24 | 42 | 64 | 98 | | | | Gripping force at 6 bar PBIL-D2 (2 jaws)* | kN | 16 | 26 | 39 | 60 | | | | Torque Md | Nm | 40 | 60 | 85 | 120 | | | | | kg | 23 | 38 | 56 | 82 | | | | | | | | | | | | | |
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| | | The 2 jaw fixture is available with serrated master jaws (inch or metric) and long stroke only. | | |
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