Straightening machine for crankshafts

HEGENSCHEIDT 7893R-01

Description
Headstock and tailstock manually adjustable.
Ideally suited for machining one crankshaft type with different strokes.

Workpiece
Max. center-to-center distance of the outer main bearings: 920 mm
Max. roll arm length (½ stroke + counterweight radius): 195 – 270 mm
Max. number of machineable bearings: 8 main bearings, 6 pin bearings
Main bearing diameter, min. / max.: 30 / 88 mm
Pin bearing diameter, min. / max.: 30 / 84 mm
Bearing width, min.: 18.5 mm
Stroke, max.: 140 mm
Bearing pitch, min.: 29.5 mm

Deep rolling machines
Max. deep rolling force: 30,000 N

Headstock
Gsdpfewm Elfsx Agmoil
Main drive motor power: 20 kW
Deep rolling speed: 120 rpm / 60 rpm
Leveling rolling speed: 30 min¯¹

Machine
Weight including auxiliary units: approx. 13,800 kg
Dimensions including integrated control cabinet and hydraulics (L/W/H): approx.: 4.5 x 2.5 x 2.2 m
Max. machining height: 1,100 mm

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