Clarke Metalworker CL251MH, Operating & Maintenance Instructions

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OPERATION.
I
n order to carry out milling or drilling
operations, it will be necessary to provide
some means of securing the workpiece.
A quick action vise is available as an
accessory from your Clarke dealer. The vise
should be secured to the Cross Slide, using
the two Tee bolts with nuts and washers
provided with the vise, as shown in Fig. 4.
Similarly, a means of holding and securing
a Mill or Drill bit is required.
Fig. 4
The maximum spindle travel using the raising and lowering lever is 30mm.
Milling with Accuracy
Milling, with accuracy, to a specific depth, may be achieved using the handwheel
‘B’ in conjunction with the button ‘C’.
1. Push IN and hold button ‘C’ whilst lowering the Spindle, using the Spindle
Lowering Lever, until the button moves inwards, thereby locking the spindle to
the mechanism controlled by handwheel ‘B’.
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A Collet set and a Mill Chuck set are available for this purpose, from your Clarke
dealer.
A set of End Mills is also available with sizes ranging from 3 -10mm.
Please refer to the ‘Accessories’ section for an explanation as to how to mount and
use these tools.
With the workpiece secured to the lathes’ Cross Slide (in a vise or otherwise), use
the Cross Slide and Saddle feed handles of the lathe to position it beneath the Mill
or Drill.
The Mill Head complete is raised or lowered using the handwheel ‘A’, Fig 5.
A
B
C
Fig. 5