Fast changeover, fast payback: The original quick jaw change power chuck
KNCS ® -NB KNCS ® -NBX ► ALL EXISTING TOP JAWS CAN BE USED
LARGE THROUGH-HOLE
EXTRA LARGE THROUGH-HOLE
Minimal set-up times Jaw change in less than 1 minute
High repeatability when changing jaws No reboring of already machined jaws
Extra long, symmetrical and wide jaw guides. Ideal for O.D. or I.D. gripping
necessary, because runout < 0.02 mm (KNCS-NB 210)
Unique wedge bar drive for high speed . Minimum loss of gripping force because of tangentially supported wedge bars. Minimum increase of gripping force (hysteresis) after quick spindle stop. High efficiency of the wedge bar drive ensures highest concentricity and repeatability . Suitable for high-low clamping
Flexibility jaws can be radially adjusted and are reversible = less jaw sets
Direct mounting
Recess and bolt circle to DIN 55026
Original SMW-AUTOBLOK quick jaw change . Jaw change accuracy with patented jaw safety interlock
Jaws radially adjustable
Jaws 180° reversed
Profitability Example set-up times / costs
Vertical application
Conventional chuck
KNCS ® -NB
Jaw change
10 Min. 20 Min.
1 Min. 0 Min.
Reboring of jaws
Ø jaw changes / day Working days / year Machine costs / hour
2
2
If the serration is not fully engaged – the jaw safety interlock is active
230
230
$
$ $
60.–
60.–
$ 13800.–
Total costs / year
460.–
Version for vertical application with cover and drain holes for coolant available
Prof it* $ 13340.– * If jaws are changed more often, the profitability is increased accordingly.
154 SMW-AUTOBLOK 154 SMW-AUTOBLOK
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