| 摘要 |
PROBLEM TO BE SOLVED: To provide a pressurizing shaft driving device for a power gun capable of strengthening the rigidity of a screw shaft easily and surely contriving the dustproofing and waterproofing effect in a driving part, and considering the disposing direction of the screw shaft and a pressurizing shaft. SOLUTION: In the pressurizing shaft driving device for the power gun, wherein a screw shaft 11 rotating by the rotating force of a motor 6 is screwed to a nut 19 arranged in a driving part 3, and a pressurizing shaft 21 extending to the outside of a case 4 of the driving part from the nut side is provided, the both ends of the screw shaft interposing the nut is supported by bearings 12, 13, and the pressurizing shaft is disposed in parallel with the screw shaft at the position decentering from the axis of the screw shaft and the pressurizing shaft is extended from the front wall 15 of the case.
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