Retarding The Feed Rocking Motion - JUKI MF-7923 Instruction Manual

(2) changing the feed rocking motion
Positioning cam
2nd pin
1st pin
Feed rocking eccentric cam
contact
Positioning cam
The tmng of feed rockng eccentrc cam of the feed
mechansm can be retarded from the tmng obtaned
by the standard adjustment.
) Loosen two setscrews of the feed rockng eccentrc
cam.
Carry out the adjustment when the hole n the feed
rockng rod algns wth the screw of the feed rockng
eccentrc cam.
2) Shft the st pn to the rght.
3) Brng the feed rockng eccentrc cam nto contact
wth the postonng cam.
4) Tghten two setscrews of the feed rockng eccentrc
cam.
5) To return the tmng to the standard adjustment, re-
turn the st pn to ts home poston. Assemble the
feed rockng eccentrc cam and the st pn so that
they come n contact wth each other. (To obtan the
tmng of the standard adjustment, the st pn should
be postoned at the leftmost end of the hole.)
* To prevent the setscrews from loosenng, make sure
that the postonng cam comes n contact wth the
feed rockng cam.
Note that, however, the st pn can move to the rght
or left. It s therefore necessary to make sure that a
clearance s provded between feed rockng eccentrc
cam and postonng cam before checkng the tmng.
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