Indexing multiple lathe tool-holder - has multistage ePicyclic gear train reversible to brake turret
The indexing multiple tool holder for machine tools is particularly for lathes, having a tool turret turning in a stationary housing, and thrust axially by a cam mechanism in order to release the dog clutch locking it to the housing. The latter accommodates a reversible motor acting via an epicyclic...
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Format: | Patent |
Sprache: | eng ; ger |
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Zusammenfassung: | The indexing multiple tool holder for machine tools is particularly for lathes, having a tool turret turning in a stationary housing, and thrust axially by a cam mechanism in order to release the dog clutch locking it to the housing. The latter accommodates a reversible motor acting via an epicyclic gear train. A spring-loaded sliding locking bolt temporarily secures the turret to a stationary component before the dog clutch engages and is :ontrolled dependent on motor operation. A spring-loaded locking member slides axially and is coaxial to the dog teeth. The gear train is of the multi-stage type, and to brake the turret one input to it can be driven in the opposite direction to that necessary to turn it. |
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