2
BAS-311E.311EL.326E.326EL
Chapter 1. Mechanical description
2. Work clamp lifting mechanism (1) (Solenoid type), 311E
1. When the presser signal is on, the presser solenoid q operates.
2. The plunger w operates in the direction of the arrow and moves link (B) t through link (C) e and link shaft (A) r.
3. Link (B) t presses down the presser plate u through the link shaft (C) y.
4. When the work clamp plate operates, the slider i and the slider support o are pressed down. When they are pressed,
work clamp lifter lever R. !1 is raised through the slider support shaft !0.
5. The spring !2, the work clamp arm lever (RR) !3 and (F) !4 which are linked to presser bar lifter lever (R) !1 operate in the
direction of the arrow.
6. Work clamp (UN) !5 and presser foot (L) !6 ·(R) !7 are pressed down through work clamp lever (F) !4.
w
u
q
e
y
t
r
!6
!4
i
!0
!3
!2
!1
!5
o
!7
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