| 摘要 |
<p>A movement transformation mechanism which is used in presses characterized by comprising an outer crank spindle which is rotated by the first drive source; an outer crank spindle bearing which rotates together with the outer crank spindle and which has an inner crank spindle bearing formed on the lateral surface as eccentric from the center; and an inner crank spindle which is rotated by the second drive source and whereon the connecting rod is hinged, and characterized in that the inner crank spindle is bedded inside said inner crank spindle bearing in a fixed manner.</p> |
