| 摘要 |
PURPOSE: A device for rotating a rocket launcher is provided to precisely rotate the rocket launcher and to reduce wear of gears by preventing backlash between a planetary gear and teeth formed at a bearing. CONSTITUTION: A device for rotating a rocket launcher is composed of a base(61), a rotary plate(62) at which the rocket launcher is installed, a bearing(B) installed between the base and the rotary plate, a first motor(70) installed at one side of the rotary plate, a second motor(80) installed at one side of the rotary plate, and two planetary gears installed at the rotary shafts of the motors respectively and engaged with teeth of an inner ring in the bearing. The inner ring with teeth and an outer ring in the bearing are fixed to the top of the base and the bottom of the rotary plate, respectively.
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