Electric sharpener

The electric sharpener according to claim 3, wherein an axe clamp is mounted on the tool rest, and the axe clamp comprises:

• a base plate part;
• right and left side plate parts continued to the side edges of the base plate part, the right and left side plate parts each has a through hole by which the corresponding side plate part may be mounted on the tool rest, with the two through holes being coaxially arranged;
• an upper bent plate part continued to the upper edge of the base plate part;
• and
• a tongue plate part continued to front edge of the upper bent plate part and bent in a front downward direction, an axe may be clamped in the axe clamp by a pressing force created by the base plate part and the tongue plate part.

The electric sharpener according to claim 3, wherein a stone trimmer for trimming the outer periphery of the grinding stone is mounted on the tool rest, and the stone trimmer comprises:

• a lever, which is slidably and pivotably mounted on the transverse bar of the tool rest;
• and
• a diamond cutting head fixed to a longitudinal end of the lever;
• wherein the diamond cutting head protrudes downwardly under the lever and contacts the grinding stone to be trimmed;
• and
• a support strap is fixed onto the tool rest above the stone trimmer, so as to define a limited vertical pivot position for the stone trimmer.

The electric sharpener according to claim 3, wherein the tool rest of the electric sharpener is equipped with a clamp for a woodworking lathe tool, and this clamp for a lathe tool comprises:

• a base plate having a plurality of threaded bores formed therethrough;
• a plurality of knobs each having a threaded lower portion for engaged in a corresponding threaded bore of the base plate;
• a pressing plate mounted between a shoulder portion of the knobs and the upper surface of the base plate;
• and
• a plurality of compressing springs each surrounding the threaded lower portion of a corresponding knob between the pressing plate and the base plate;
• wherein the base plate includes right and left supports protruded downwardly from it, each of the right and left supports has a through hole for mounting the clamp to the tool rest.

The electric sharpener according to claim 3, wherein the tool rest of the electric sharpener is equipped with a general shovel clamp, the and this general shovel clamp comprises:

• a support frame which has two coaxial through holes for mounting the support frame to the tool rest;
• a ring body secured to the support frame by a fastening screw;
• an anvil block fixed in the ring body by a sunk screw;
• a knob engaged in a threaded bore provided through the ring body;
• and
• a pressing block connected to the knob and faced to the anvil block for clamping a straight tool between them.

The electric sharpener according to claim 3, wherein the tool rest of the electric sharpener is equipped with a scissor clamp, the scissor clamp is to be mounted on the tool rest of the electric sharpener and comprises:

• an angular support which has two coaxial through holes for mounting the angular support to the tool rest;
• a plurality of guide rails fastened to the angular support by fastening screws;
• a scissor holder mounted against the guide rails by screws, form holding a pair of scissors;
• and
• a plurality of knobs form securing the angular support to the tool rest.

The electric sharpener according to claim 3, wherein the tool rest of the electric sharpener is equipped with a knife clamp, and the knife clamp comprises:

• a base member including a flat shovel shaped part at its front side and a handle at its rear side;
• a pressing plate mounted on the base member by a holding screw;
• and
• a retaining ring mounted on the middle portion of the base member, for biasing against the transverse bar of the tool rest.