PB-D PB-C
Stationary chuck, pneumatic Ø 130 - 315 mm ■ Built-in cylinder ■ 2 and 3 jaws Application/customer benefits • Self centering chuck used on milling machines, machining centers and special machines PB-D: INCH SERRATED master jaws (1/16” x 90°) PB-C:
INCH SERRATION 2 or 3 jaws
TONGUE & GROOVE 3 jaws
TONGUE & GROOVE master jaws (American standard) PB-M: METRIC SERRATED master jaws (1.5 mm x 60°) on request Technical features • Stationary chuck consisting of a 2- or 3-jaw chuck with a built-in pneumatic cylinder • Compact design • Case hardened body to assure consistent high precision and long chuck life Caution! A service unit consisting of a filter, dryer and oiler must be installed in the supply line. Standard equipment Clamping unit 1 set of soft blank top jaws (PB-C excluded) Ordering example Stationary chuck PB-C 250 (3 jaws) or Stationary chuck PBL-D2 165 (2 jaws)
Technical data
SMW-AUTOBLOK Type
PB-D 130 PB-D 165 PB-C 165
PB-D 210 PB-C 210
PB-D 250 PB-C 250
PB-D 315 PB-C 315
Radial jaw stroke
mm mm cm ² bar
3.2
3.6 6.8
4.4 8.4
5
6.3
Radial jaw stroke PBL-D2 (2 jaws)*
6
9.7
12
Piston area
82
143
236
358
548
Max. operating pressure Gripping force at 6 bar
7
7
7
7
7
kN kN kg
14
24 16 17
42 26 28
64 39 42
98 60 63
Gripping force at 6 bar PBL-D2 (2 jaws)*
9 9
Weight (without top jaws)
Id. No. PB-D 3 jaws Id. No. PB-C 3 jaws Id. No. PBL-D 2 jaws
77270713
77270716 77276816 77271316
77270721 77276821 77271321
77270725 77276825 77271325
77270731 77276831 77271331
-
77271313
* The PBL-D 2 jaw fixture is available with serrated master jaws (inch or metric) and long stroke only.
Option for the PB-D and PB-C chuck Safety unit that maintains a constant pressure inside the cylinder which maintains a steady clamping force even in case of a drop or lack of line pressure SAB Safety unit with double non-return valve, Id. No. 27581620
40
30
G1/4"
Connection
Fixing holes
50
6
68
Request or download: www.smw-autoblok.com JAWS-CATALOG
SMW-AUTOBLOK 478
SMW-AUTOBLOK 482
464 SMW-AUTOBLOK
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