Page 9 - MILLING_CATALOG_INCH_2022_P593-P866

INTRODUCTION

Power Chucks

Assembly and Disassembly of Clamping Torque Comparison
Shank Cutter with Wrench 1350
Tighten the nut with the spanner wrench until 1275 TOOLING SYSTEMS
clamping is achieved. Loosen the nut with the 1200
1125
spanner wrench to remove the cutting tool. 1050
975
Instructions for proper use to avoid damage to the MAXIN 900
mechanism, never tighten the clamping nut unless there 825
is a shank inside the bore. After removing the cutting tool 750
from the MAXIN, the clamping nut must be unscrewed 675
one extra turn to prevent reduction of the clamping Clamping torque (lbf•ft) 600
525
power and to ensure maximum gripping force. 450
Preset screw in order to adjust the projection length of the 375
cutting tool you can use a preset screw inside the MAXIN 300
225
internal bore part #9. This is supplied as an optional accessory. 150
75
Insertion of SC collets and shanks. The cutting tool should be 0
inserted into the collet before inserting it into the MAXIN chuck.
Insert the collet into the MAXIN chuck until the collet reaches ER32 SPR 5/8 ER32 SPR 3/4 SC 3/4 SPR 5/8 SC 11/4 SPR 1.0
the front end of the chuck. For maximum rigidity and accuracy HYDRO 5/8 HYDRO 3/4 HYDRO 11/4 SRKIN 5/8 SRKIN 3/4 SRKIN 11/4 MAXIN 3/4 MAXIN 11/4
insert the shank cutters to the full ground area of the collet.
Clamping diameter (inch)
Preset Screw in order to adjust the length of the cutting tool,
use a preset screw inside the collet (optional). When using ER Collent chuck
SC collet inside the MAXIN chuck, the runout accuracy Hydraulic chuck
may be affected. In case of cutting tool damage or crash SRKIN
Power chuck & collet
during machining, the MAXIN chuck has to be inspected Power chuck
for cracks and that proper runout is maintained.
FACE
CONTACT

CLAMPING
NUT

Correct Wrong

1 Do not use Weldon type shanks.
2 Insert shank at least Lmin into the chuck.
3 In order to maintain a firm grip, the shank’s surface finish should have a roughness of at least N5.

601