7. ASSEMBLY
BAS-311H
65
7-5. Work clamp lifter mechanism (pneumatic work clamp specifications)
Apply grease <Grease unit (SB1275-101)> specified by Brother to the portions indicated by the white arrows.
Set the work clamp cam gear (2) so that there is no
clearance between it and the two ball bearings (1) in the
shaft direction, and then align the V groove in the work
clamp fulcrum shaft (3) with the thread on the hole side of
the work clamp cam gear (2). Then tighten the set screw (7).
5168Q
Align the screw stop, and then tighten
the set screw (12) so that there is no
play in the stepping foot driving lever
(9) and the set screw collar (10).
Check that the stepping foot driving
lever (9) turns smoothly.
1. Ball bearings [2 pcs.]
2. Work clamp cam gear
3. Work clamp fulcrum shaft
4. Retaining
ring
C
5. Plain
washer
6. Screw
7. Set
screw
8. Set
screw
9. Stepping foot driving lever
10. Set screw collar
11. Work clamp lever shaft
12. Set screw
13. Set screw
14. Shoulder screws [2 pcs.]
15. Bolt
Apply adhesive (Threebond 1324N
or similar) to the outer bearing
surface of the ball bearing (1).
Apply adhesive (Threebond 1324N or
similar) to the outer bearing surface of
the ball bearing (1).
Inside hole
3333B