Patent ID: 7771572

Claim:
A cone crusher fixed toothed plate fixing structure, comprising: an upper chamber having a passageway penetrating the interior thereof, and a ledge is located interior of the passageway, a plurality of protruding pieces are located on and extend from the ledge, and a plurality of indentations are configured between the plurality of protruding pieces; a locking device disposed on the ledge, a plurality of screw holes are defined in the locking device, and a plurality of stop pieces are located on the locking device corresponding to positions of the plurality of protruding pieces, a plurality of recesses are configured between the plurality of stop pieces; a fixed toothed plate disposed in the passageway of the upper chamber and configured with protrusions and clasping notches; and a plurality of bolt members, which respectively penetrate the screw holes of the locking device, and an end of each of the bolt members abuts against the ledge of the upper chamber; whereby the locking device is disposed on the ledge to enable the plurality of protruding pieces and the plurality of indentations correspond to the plurality of stop pieces and the plurality of recesses, the fixed toothed plate is disposed within the passageway of the upper chamber to enable the protrusions to abut against the stop pieces, and the bolt members are bolted down, thereby enabling the bolt members to effectively raise position of the fixed toothed plate and mount the fixed toothed plate within the upper chamber.