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-24-
,则有可能导致机针断裂。
为了防止在重叠缝纫时布料不一致(缝
3.
线不合),可将机针的时序调晚些。
.为了使收线良好,可将机针的时序调
4
早些。
is turned too far in the direction A, it
may cause the needle to break.
3.To prevent material slippage from
occurring,retard the needle timing.
4.To improve thread tightening, adv
ance the needle timing.
送料牙高度的调节 (图
35
)
Adjustment of the Height of feed dog(Fig. 35)
28
1
.转动手轮,将送料牙升到针板的最高位置。
2.
将缝纫机放倒,并支到机头支柱上。
3
.旋松抬牙叉形曲柄②上的紧固螺钉
①
。
4
.转动抬牙叉形曲柄②进行调节:将抬牙叉形
曲柄②向
A
方向转动,送料牙将变高;反之向
B
方向转动,送料牙将变低(当送料牙升到针板的
最高位置时,中厚料机型送料牙距针板的标准
高度为0.8-
1.0mm
,厚料机型的标准高度为
1.1-1.3mm)
。
5.
调节完成后拧紧抬牙叉形曲柄②上的紧固螺
钉
①
。
注意
:
1.
为了防止缝纫机的意外启动,请关掉
电源之后再进行操作。
1.Turn the pulley until the feed dog rises to
the highest position.
2
.Turn over the sewing machine head on th
-e supporting bar.
3.Unscrewing the tightened screw
①
in the
feed lifting crank
②
.
4.Rotating the feed lifting crank
②
to make
adjustment: the feed dog will be higher when
the feed lifting crank
②
is turn towards A direc
-tion; turn towards B direction the feed dog wi
-ll be lower.(When the feed dog in the highest
图
35
Fig.35
①
②
A
B
A:
送料牙
A:Feed dog
B:
针板
B
:
Needle plate
position, the standard height of the type of medium-heavy machine is 0.8~1.0mm and standard
height of the heavy duty machine is 1.1~1.3mm
)
.
5.Remember to tighten the tightening screw
①
in the feed lifting crank
②
after adjusting.
Caution:
1.To prevent the unexpected startup of sewing machine, trim off the power supply
before the operation is conducted.
送料牙倾斜的调节 (图
36
)
Adjust the lean of feed dog(Fig. 36)
29
1
.转动手轮,将送料牙④升到针板的最高位置。
2.
将缝纫机放倒,并支到机头支柱上。
3
.旋松牙架座
②
上的紧固螺钉
①
。
4
.用螺丝刀转动偏心销
③
进行调节:将偏心销
1.Turn the pulley until the feed dog
④
rises
to the highest position.
2
.Turn over the sewing machine head on th
-e supporting bar.
3.Unscrewing the tightening screw
①
in the
teeth pedestal
②
.