BERGER MODEL BG-2 KNIFE GRINDER

Max. grinding length 430 mm (16.9")
Grinding wheel diameter 450 mm (18")
Spindle with pre-loaded, back lash free precision bearings, designed for
grinding speeds up
to 50m/sec. (abt. 18")
Chuck for grinding wheel diameter of 450 mm (abt. 18")
Wheel feed drive with fast advance and fast return speeds
Wheel wear sensing and compensating system
Heavy duty blade transport carriage sliding in a canted bed, on TURCITE w
ay strips
mounted to dovetail guides, with hardened (to 60 Rc) and ground adjustabl
e counter stays
4-axis CNC control
Pre-loaded ball screw spindles and stepper motors for each axis of the bl
ade positioning
drive
One central control cabinet (for both machines) and each machine with a s
wiveling control
console with screen, programming, and operating switches and controls
Central grease lubrication system for blade transport carriage and grindi
ng wheel spindle
drive, including
Pump and 2 liter (abt. quarts) lubricant container
Metering by progressive distributors
Automatic lubrication with programmable frequencies; (2 moving fittings
at grinding head
are greased manually)
Equipped for wet grinding but without coolant cleaning and tank
Two (2) Pneumatic clamping devices for supporting the grinding fixtures (
including
pneumatic shut-off valve, water trap, and lubricator)
One (1) Set of grinding fixtures (one required for each workpiece on grin
der No.1,
automatic transfer of blades to machine No.2 and unloading of ground blad
es into another
stacking magazine on grinder No.2, including 3 stacking magazines for one
blade size

MOTOR SPECIFICATIONS

(2) 20 HP Grinder wheel motor drives