External grooving GDM/GDMS/GDGS type


Setting the inserts
1. Use compressed air or other measures to remove chips from the insert mounting part (Ref. to Fig. 1).
2. Put the insert into the toolholder and push it makes contact with the back end of toolholder's surface (Ref. to Fig. 2 and 3).
3. Keeping the insert fit to the surface, tighten the insert clamp screw at an appropriate torque.
4. Make sure that there is no gap between the insert and the back end of the toolholder’s surface and that the insert
is set straight (Ref. to Fig. 2 and 3).

Clamp screw Recommended tightening torque: 2.0N·m (SB-40120TR)
for automatic lathe 2.5N·m (SE-50125TR)
Recommended tightening torque: 6.5N·m (Width 2~6 mm)
Clamp bolt 8.0N·m (Width 8 mm)

‫ݲ‬
G
Toolholder’s surface for fixing
Insert mounting part
the inserts back end
Fig. 1 Fig. 2 Fig. 3
Grooving


Setting the blade (Separate type toolholder)
1. Use compressed air or other measures to remove chips and dust from the serration part (Ref. to Fig. 1).
2. Mate and fit the serrations of the blade and toolholder, and also fit the blade end to the toolholder. (Ref. to Fig. 2)
3. Tighten the blade fixing screws at an appropriate torque. You can tighten them in any order. (Ref. to Fig. 2)
Recommended tightening torque : 8N·m
4. Set the insert after setting the blade.

Blade Insert clamp screw


Serration Blade

The blade end should
firmly fit to the
Toolholder toolholder.

Blade fixing screw
Toolholder
Fig.1 Fig. 2

Separate type toolholder identification system and their setting to lathe
Firmly fit the lower jaw to the tool post of the lathe.
Toolholder Description Description of Clamp bolt


Toolholder lot No.
Blade Description Description of
Fixing Screw
Blade lot No.
Firmly fit
Tool post of lathe


G30