-28-
图
37
Fig.
37
图
36
Fig.
36
剪线装置的调节 (图
36
、图
37
)
Adjusting the Thread-trimming Device(Fig. 36, Fig. 37)
29
1.剪线曲柄位置的调节
1）缝纫机通电，翻倒缝纫机。
1.Adjusting the position of thread-trimming cam
2）将剪线曲柄
A
①上的滚柱②贴合进入剪线
曲柄
B
③的槽内,并且滚柱②与剪线曲柄
B
③槽口
齐平。保持剪线曲柄
C
⑤与限位挡板⑥处于贴合
状态。
3)用
4
5kgf·cm的力矩紧固2颗剪线凸轮螺钉④。
①
②
③ ④
⑥
⑤
图
38
Fig.
38
②
③
①
1)Power on sewing machine ,turn sewing machine
2)Fit the roller on the thread-trimming crank A into
the
groove
of
the
thread
trimming
crank
B
,
and
the
3)Fasten 2 thread-trimming crank screws with
45kgf.cm torque.
upside down.
roller is flush with the notch of the trimming crank
crank B.Keep the thread-trimming crank C in the fit
state with the limit baffle.
