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5.12 Insertion Head Chuck Opening/Closing Timing Check/Adjustment SERVICE MANUAL RH5 5.12−1 DA3SEC−83−8UO−A0 5.12 Insertion Head Chuck Opening/Closing T iming Check/Adjustment DA3SEC−83−8UO−A0 Sentence No. When to perfor…
RH5
5.11 Insertion Head Center Position Check and Adjustment
SERVICE MANUAL
5.11−4
DA3SEC−83−8TO−A0
= MEMO =
5.12 Insertion Head Chuck Opening/Closing Timing Check/Adjustment
SERVICE MANUAL
RH5
5.12−1
DA3SEC−83−8UO−A0
5.12 Insertion Head Chuck Opening/Closing Timing
Check/Adjustment
DA3SEC−83−8UO−A0
Sentence No.
When to perform
x When insertion errors occur
frequently.
x Allen wrench
Required tools
Transfer chuck and insertion chuck
timing check
1. In SEMI mode, turn ON BRAKE RELEASE
switch . Turn the hand wheel to check that the
insertion chuck closes at the position between
81q and 83q and the transfer chuck opens
between 85q and 87q on the digital sequence
timer.
=CHECK=
Be sure to select SEMI mode when
checking the transfer chuck timing since it
differs depending on the mode (MANUAL,
AUTO or SEMI).
Insertion
chuck
Transfer
chuck
RH5
5.12 Insertion Head Chuck Opening/Closing Timing Check/Adjustment
SERVICE MANUAL
5.12−2
DA3SEC−83−8UO−A0
Insertion pusher and insertion chuck
timing check
1. Turn the hand wheel and observe the insertion
pusher as it lowers. Check the pusher opens
approximately 2 mm before it stops.
=REFERENCE=
Insertion chuck opening timing:
199−201q
The insertion chuck opens when pusher
roll pin has risen 3 to 5 mm.
Guide chuck and insertion pusher
timing check
1. Again, turn the hand wheel checking the angle
at which the guide pin starts lowering (230q on
the digital sequence opens approximately 15q
before the pin lowers (insertion pusher is in the
lowered position).
=REFERENCE=
Guide chuck opening timing: 213−215q
Insertion pusher timing check
1. Check that the insertion pusher lowers
simultaneously as the guide pusher starts
lowering. Also, check that pin high pressure
comes ON at 270q on the digital sequence
timer.
=REFERENCE=
x Pressure shuts OFF when parts start their
return.
x Pusher high pressure timing has three
patterns.
(Refer to ‘2.4 Cycle Timer Timing Chart’.)
Guide chuck
Guide pin
Anvil
Insertion chuck