3
2
4. Adjusting the speed of moving knife
Stroke of ar cylnder 1 s 20 mm.
Speed of the movng knfe can be changed wth
speed controllers 2 and 3 .
1) When you desre to change the protrudng speed
of movng knfe, loosen the nut of speed control-
ler 2 and turn the adjustment screw.
When you desre to change the returnng speed
of movng knfe, loosen the nut of speed control-
ler 3 and turn the adjustment screw.
2) After the adjustment, tghten the nuts of speed
controllers 2 and 3 .
1
• When the protruding speed of moving knife
is slow, thread trimming failure will be
caused.
• When the returning speed of moving knife
is fast, needle thread clamp failure will be
caused.
– 19 –