Electric knife sharpener for elastically grinding double edges

An electric knife sharpener for elastically grinding double edges, comprising:

• a base;
• an electric motor;
• a rotating shaft;
• a guide cover;
• and
• a grinding assembly,
• wherein the electric motor is mounted on the base, the rotating shaft is mounted on the electric motor, a driving pin is radially arranged on the rotating shaft, the grinding assembly comprises two grinding discs, the grinding surfaces of the two grinding discs are arc-shaped and the grinding surfaces are arranged opposite to each other, one side of the grinding discs facing away from the grinding surfaces thereof is provided with a sliding shaft sleeve, the sliding shaft sleeve is sleeved on the rotating shaft, and the sliding shaft sleeve is provided with a sliding groove extending along the length direction of the rotating shaft, the driving pin is slidably mounted in the sliding groove;
• a compression spring is further sleeved on the sliding shaft sleeve, and the compression spring is connected to the driving pin to rotate together with the rotating shaft, the driving pin and the grinding discs;
• the guide cover is mounted on the base and covers the grinding assembly, the guide cover is provided with a grinding groove at a position corresponding to the grinding assembly, the extending axis of the grinding groove is obliquely arranged with respect to the central axis of the rotating shaft, and the grinding surface of one of the grinding discs is exposed at one end of the grinding groove, and the grinding surface of the other grinding disc is exposed at the other end of the grinding groove;
• the inner side of the guide cover is formed with an arc-shaped space at a position corresponding to the grinding groove, and the volume ratio of the two grinding discs in the arc-shaped space is 65% to 75%.