Jack W4 Series, User Manual, Page: 40 / 58

螺母 1 与调节螺母 2 来调节剪线电磁铁行程，通过调节电磁铁行程满足上述调节要
求，剪线电磁铁标准行程为 20mm（图 3）。
When adjusting the cutter, make the needle
of the sewing machine be in the upper stop point and turn off the electric control to
perform manual debugging. The hand-pushing cutter electromagnet moves to the left (Fig.
1) Move the knife to the left (head position) to the left,, fixed knife under the plane and
the needle on the plane gap 0-0.1mm (Figure 2), adjust The lower cutter left and right
position can loosen the set screw 2, adjust the lower cutter position by adjusting the left
and right direction of the crank 2 (Fig. 3). When the current cutter assembly is reset, the
distance between the lower cutter assembly and the lower cutter mounting plate edge is 1-
1.2mm (Figure 4), as the above conditions can not be met in the adjustment process, you
need to release the adjustment nut 1 and the adjustment nut 2 to adjust the trimming
solenoid stroke by adjusting the solenoid stroke to meet the above adjustment
requirements, trimming Electromagnet standard stroke of 20mm (Figure 3).
刀盘驱动连杆：Knife drive connecting rod
图 1（
Figure1
）