| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a bending tool which is sturdy and precision, having a capability of bending the workpiece to an angle as deep as over 90 deg, without the need for using any extra device, such as motor, cylinder, and the like. <P>SOLUTION: In the automatic bending machine wherein a strip blade material is intermittently fed and is jutted out from a nozzle gate 31 at the end of a nozzle 3, so as to be bent by rotating bending tools: (a) two bending tools of a CW-direction bending tool 4 and a CCW-direction bending tool 40 are arranged, and a shaft 32 penetrates through a bending tool support 42; (b) a protrusion 22 is provided on the top of a lower belt wheel 21 turned under the control of a computer, being in contact with the bending tool support 42; and (c) the shaft 32 is provided with the nozzle gate 31 through which the strip blade material 5 is fed, in the inside of the middle portion thereof. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
