Spring forming machine
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United States of America Patent
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Sep 19, 2023
Grant Date -
Oct 6, 2022
app pub date -
Feb 10, 2022
filing date -
Mar 30, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A spring forming machine includes: a forming tool slide mechanism including a slider with a forming tool; a first lifting mechanism including a slider with a pitch tool; a second lifting mechanism including a slider with a cutting tool; a fixing base to which the wire feeder and the forming tool slide mechanism are attached; a lifting base to which the cored bar, the first lifting mechanism, and the second lifting mechanism are attached; a plurality of servo motors serving as drive sources; a controller controlling the servo motors; an individual drive control unit individually driving the servo motors; and an interlocking control unit that, when the servo motor of the lifting base is individually operated, interlocks the servo motors of the lifting base and the first lifting mechanism and, when the servo motor of the first lifting mechanism is individually operated, does not interlock the servo motors thereof.
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