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Roughing and finishing machine for bearings in crankshafts has direct driven spindle stock which chuck for crankshaft and with opposing spindle sleeve with centre punch tip and with support for rotary milling tool
Roughing and finishing machine for bearings in crankshafts has direct driven spindle stock which chuck for crankshaft and with opposing spindle sleeve with centre punch tip and with support for rotary milling tool
The machine has at least one spindle stock (3,4) which can be driven direct at at least two different speeds and which has a chuck (6,7) for the crankshaft (5). AT least one opposing spindle sleeve has a centre punch tip (10,11) and at least one support (12, 22) is provided which can move in the X and Z directions and has a rotary driven milling tool (13). A support (15, 21) with rotary tool (17) is provided to move in the X and Z directions. A number of rotary tools can be mounted on a revolver disc (16).
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