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Bolton Tools CEB Operation Manual page 4

Horizontal or gap-bed lathes

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1 . S a f e t y G u a r d
1.3 SAFTY DEVICE
1.3.1 CHUCK GUARD (OPTIONAL)
The chuck guard shall be used when spindle is turning. The lathe can be equipped with at most Φ325mm standard chuck
guard. Before using face plate or chuck size more thanΦ325mm, the chuck guard should be removed and then press down
the switch contacts with adhesive tape.
1.3.2 TOOL POST GUARD (OPTIONAL)
When tool post is under using, turn the guard to the tool position to prevent operator getting hurt by flying chip.
1.3.3 LEADSCREW COVER(OPTIONAL)
Leadscrew cover is installing on both sides of apron. It can prevent operator from injury and machine from damage caused
by operator's cloth, body or some other things were caught up in the leadscrew.
1.3.4 PROTECTION OF THE HANDWHEEL AND HANDLE UNDER HIGH SPEED TURNING
To avoid any injury when hand-wheel with handle is turning under high speed, the apron's hand-wheel will auto-relief and
saddle's hand-wheel can be fold.
1.3.5 SAFETY CLUTCH
The machine has safety clutch. When load is suddenly changed by auto-feed performance or some faults occur, safety
clutch will press spring to make cam slipping.
1.3.6 INTERLOCKING DEVICE FOR FEED ROD AND LEADSCREW
Interlock device is mainly used for avoiding the incident caused by feed rod and lead-screw drive apron simultaneously.
(see fig. 1-1) When rapid traverse handle moves to any direction to control the tool post, axis 2 will turning or move to left
and right. The slot offsets the interlock pin and the latter presses the surface of axis 4, thus making axis 4 can not move and
half nuts can not close. On the contrary, if turning handle 5 to make half nuts open, interlock pin 3 will go up into the slot of
axis 2. Then axis 2 can turning or move to left and right, thus making rapid traverse handle 1 unable to move.
1.4 RISKS ALERT
Even though the machine has many protection procedure to reduce the risks, but there are still some risks inevitable. The
operator is suggested to give proper protection procedure before run the machine.
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