Crankshaft production machine

A crankshaft production machine for manufacture of crankshafts ( 15 ) having centric and eccentric surfaces to be machined, the said crankshafts being chucked rotatably around a C axis ( 5, 6 ), comprises a headstock, a counter spindle or tailstock, at least one displaceable longitudinal slide ( 17,...

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Bibliographische Detailangaben
Hauptverfasser:	SCHROTER GUNTER, ROBOTTA REINHARD
Format:	Patent
Sprache:	eng
Schlagworte:	BORING COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS MACHINE TOOLS MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TRANSPORTING TURNING
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Beschreibung
Zusammenfassung:	A crankshaft production machine for manufacture of crankshafts ( 15 ) having centric and eccentric surfaces to be machined, the said crankshafts being chucked rotatably around a C axis ( 5, 6 ), comprises a headstock, a counter spindle or tailstock, at least one displaceable longitudinal slide ( 17, 18 ), and drive units with motors for the drive motion of the crankshaft around the C axis and for the feed motion of subassemblies for tool spindles ( 8, 11 ) as well as the tools, wherein the respective motors in at least one drive unit used to drive the workpiece spindles ( 1, 3 ) and in at least one drive unit used to drive the tool spindles ( 8, 11 ) are configured as torque motors ( 2, 4, 10, 13 ).