METHOD FOR PRODUCING A GEAR WORM WHICH IS LOCATED IN PARTICULAR ON AN ARMATURE SHAFT, AND SUCH A GEAR WORM
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United States of America
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Issued Date -
Feb 24, 2022
app pub date -
Oct 4, 2019
filing date -
Oct 4, 2019
priority date (Note) -
Published
status (Latency Note)
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Abstract
The invention relates to a method for producing a gear worm (12) which is located in particular on an armature shaft (14) of an electromotive drive unit (10), wherein firstly a worm gear (20) having screw flanks (22) axially opposite one another on a longitudinal axis (18) is formed by means of a rolling tool, and subsequently a groove structure (24) which is concentric about the longitudinal axis (18) is formed on the screw flanks (22) by means of an additional process step. The invention also relates to a gear worm (12) produced according to the method according to the invention, and to a transmission drive unit (10) containing such a gear worm (12).
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International Classification(s)
- B24B:MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR PO....
- B23P:OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVE....
- B21H:MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. S....
- E05F:DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSIT....
- F16H:GEARING
- B24D:TOOLS FOR GRINDING, BUFFING, OR SHARPENING
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