Patent ID: 8777203

Claim:
A rotation jig device for manufacturing, comprising: housings that are respectively disposed at both sides of a front side on a table at a predetermined distance from each other; a reverse gear that is rotatably disposed at an upper side of a middle side inside both side housings, a groove portion of which a predetermined part is incised is formed thereon, and a holder is disposed in the groove portion; front and rear side connection gears that are respectively engaged with both sides of a lower side of a front/rear direction of the reverse gear in both side housings to transfer torque to the reverse gear; front and rear side pinion gears that are respectively disposed at an inner side surface of the front and rear side connection gears to be rotated together through each connection shaft; a rack gear that penetrates both side housings to be engaged with the front and rear side pinion gears; an advanced/retreat cylinder that is disposed at a rear side of the table to be connected to a rear end portion of each rack gear of both side housings to move each rack gear backward or forward; and a clamping portion that is disposed at one side of an inner side surface of the reverse gear and rotates with the reverse gear to clamp the workpiece to the holder.