Technical specifications of Koepfer Rack Milling
One used KOEPFER Model 205 DOUBLE HEAD (DUPLEX) RACK CUTTING MACHINE,
STRAIGHT SPUR and HELICAL,
WORKTABLE:
Length of clamping surface................. 670 mm 27
Width of clamping surface.................. 135 mm 5
Number of T-slots.......................... 3
Width of T-slots........................... 12 mm
TOOTH DATA:
Max cutting length......................... 508 mm 20
Max cutting width.......................... 100 mm 4
Max pitch: In steel 60tons/square inch..... 6 D.P.
In cast iron.................... 5 D.P.
CUTTER HEAD:
Can swivel either right or left of centre.. 20
Cutting speeds..............(6)............ 80 645 rpm
RANGE of FEEDS:
Plunge feed.................(9)............ 5/8 min
Lo1ngitudinal feed..........(9)............ 1 min
RAPID TRAVERSE:
Plunge cut return.......................... 25/64 sec
Longitudinal cutter return................. 25/64 sec
Worktable return........................... 1 sec
MOTORS:
2 main drive motors........................ 1.5 KW @ 1500 rpm
2 for plunge motion of cutter head......... 0.55 KW @ 1500 rpm
1 motor for rapid return of the feed....... 1.1 KW @ 3000 rpm
1 motor for feed........................... 0.55 KW @ 1500 rpm
1 motor for index mechanism................ 0.55 KW @ 1500 rpm
1 coolant pump motor....................... 0.33 KW @ 2800 rpm
APPROXIMATE WIGHT.......................... 2700 kg 5750 lbs
Complete with:-
Automatic cycles.
Work holding fixture.
Change gears.
Automatic lubrication.
Coolant pump, tank & fittings.
Electrics