Steady And Follow Rest - Promac 947VA Mode D'emploi

Adjust gears to mesh with upper
and lower gear.
Placing ordinary paper in between
gears helps to adjust for correct
gear spacing (... remove the
paper afterwards!).
Close and lock the pulley cover.
7.2 Turning between centres
Mount the work piece fitted with
the drive dog between centres.
The driver is driven by the face
plate (Fig 13).
Fig 13
Lubricate the tailstock centre with
grease to prevent tip from
overheating.
7.3 Taper turning with tailstock
The work piece must be held
between centres and driven by
the face plate and drive dog.
Fig 14
To offset the tailstock, loosen the
locking screws (Z, Fig 14) and
use screws (Y) to adjust.
After taper turning, the tailstock
must be returned to its original
position. Turn a test piece and
adjust until the machine turns a
perfect cylinder.
7.4 Taper turning with top slide
By angling the top slide, tapers
may be turned.
Loosen two hex socket bolts (A,
Fig 15) and rotate the top slide
according to the graduated scale.
Fig 15
7.5 Three jaw universal chuck
With this universal chuck,
cylindrical, triangular and
hexagonal stock may be
clamped (Fig 16).
Fig 16
To hold big diameter stock, a
set of 3 OD chuck jaws is
supplied.
The jaws always need to be
inserted to the chuck in the
correct order.
Use Molykote Paste G (or
adequate grease) to lubricate
the jaws.
7.6 Four jaw independent chuck
This chuck has four
independently adjustable chuck
jaws (Fig 17). These permit the
holding of square and
asymmetrical pieces and
enable the accurate concentric
set-up of cylindrical pieces.
Fig 17
6
7.7 Live centre (optional)
The live centre is mounted in
ball bearings.
Its use is highly recommended
for speeds above 500 RPM.
Fig 18
To eject the live centre, fully
retract the tailstock quill.

7.8 Steady and follow rest

(optional)
The steady rest:
serves as a support for longer
shafts and ensures a safe and
chatter free operation.
The steady rest is mounted on
the bed way with a locking
plate.
Tighten knurled screws (3, Fig
19) so that fingers (2) are snug
but not tight against work piece.
Tighten nuts (1).
Lubricate the fingers to prevent
premature wear.
Fig 19