| 摘要 |
PURPOSE: A ball supply device and a supply driving device used for the same are provided to improve the reliability of products and to reduce manufacturing costs. CONSTITUTION: A supply driving device comprises a drive unit(510) which rotates a supply arm in a horizontal direction, a working unit which guides the supply arm to rotate in a designated angle, and a stopper member(540) which limits the horizontal rotation angle of the supply arm. The working unit comprises an operation housing(520) and an operation sleeve(530).
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