Palmgren TU 2506, Operating Manual

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Page 44
TU2506
ǀ
TU2807V US
4.10.2 Example - assembly of gear wheels for thread 14 TPI, 28 TPI and 56 TPI on TU2506
Ligatures from one figure to the
following one represent the cam-
ing of one gear to the following
one. The identifier "H" stands for
bushing or a small gear as an
auxiliary distance, see position
523 of spare parts drawing.
With the shims, see position 518
and 519 of the spare parts draw-
ing, the disalignment of the gear
wheels is reached.
Fig.4-13: example of gear wheel combination for
TU2506
The designation a b c of the threading table is the meaning of the position of selector switch
on feed gear.
4.11 Engaging lever

The automatic longitudinal
feed and the feed for thread-
cutting are activated and
deactivated using the
engaging lever. The feed is
transmitted via the leadscrew
nut.

Pull on the handle of the
lever and push the engaging
lever downwards.

The leadscrew nut is
engaged and the automatic
longitudinal feed is activated.
Fig.4-14: apron TU2807V
INFORMATION
Move the handwheel slightly to lock the engaging lever in place..
selector switch
Engaging lever