SHING RAY FW787 - THE TIMING OF NEEDLE AND LOOPER; ADJUSTING NEEDLE AND REAR NEEDLE GUARD

-13-
勾針由右往左移至右針時，其間隙為
0mm，至中針時為0.1~0.2mm，再往左
移至左針時，其間隙為0.2~0.3mm。
注意：
勾針前後運 之軌跡為正橢圓。
When Looper moves to the left and meet
the right needle, the clearance is 0mm.
When the Looper pass the center needle,
the clearance is 0.1˜0.2mm. When the
Looper move to left needle, the
clearance is 0.2˜0.3mm.
Remark :
The track of Looper pitching motion
is a correct ellipse﹒
D 勾針與針之間隙關係：
D. THE TIMING OF NEEDLE
AND LOOPER :
E 針與後護針片調整：
E. ADJUSTING NEEDLE AND
REAR NEEDLE GUARD :
-14-
1. 當後護針片往前移出至停止不動時，
後護針片之(G)線約在右針之針眼中
心位置。
2. 勾針尖端前移至右針中心時，後針
片往前移，與右針間隙為0.05mm，
與左針間隙為0.1~0.2mm。
(圖17、18)
1. When the Needle Guard moves to the
front dead point, the line (G) of Rear
Needle Guard should be at the center
of right needle hole.
2. When the tip of Looper moves to the
center of right needle and the Rear
Needle Guard to the front side, The
clearance between right needle is
0.05mm and between left needle is
0.1˜0.2mm (Fig.17, 18)