6 | Operation of the lathe chuck
6.3
Clamping the Workpiece
Centric clamping of regular workpieces
1. Open the . For this, turn the drive anticlockwise with the wrench.
Ø The jaws move centrally outwards.
Ø Clamp the round workpiece or test mandrel with slight pressure.
2. Close the . For this, turn the drive clockwise with the wrench.
Ø The jaws fix the workpiece.
ü The workpiece is clamped.
Incorrect
Clamping length too short, projection
length too long
Clamping Ø too large
Workpiece too heavy and jaw step
too short
92 / 280
Correct
Additional support with centre or
bezel
Insert larger chuck
Support with centre or jaw step ex-
tended
B1385260 DURO-M