HYDRAULIC DIVIDING CIRCUIT OF GEAR CUTTING MACHINE FOR CUTTING RACK TEETH Russian patent published in 1997 - IPC

Abstract RU 2091197 C1

FIELD: machine tool industry. SUBSTANCE: hydraulic step motors are used in circuit for rotating gear shaper cutter and longitudinally shifting the table with blank mechanically coupled by means of worm drive and lead screw, respectively. Each hydraulic step motor is controlled by independent adjusting link in form of hydraulic pulse generator whose rotating spool bushings with designed number of working slots are interconnected by non-load bearing change gear train. EFFECT: improved reliability of operation. 1 dwg

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RU 2 091 197 C1

Authors

Trifonov O.N.

Vanin V.A.

Koptev A.A.

Dates

1997-09-27—Published

1995-04-04—Filed