Heating mixer or soymilk maker with separate blade

A method for disassembling and assembling a crusher blade using an auxiliary tool set,

• wherein the crusher comprises:
• a container configured to accommodate a material to be crushed;
• and at least one pair of guide portions formed on an inner wall of the container to face each other,
• wherein the tool set comprises:
• a body plate having left and right fitting portions configured to be fitted onto and slide along the pair of guide portions formed on the inner wall of the container;
• left and right support columns configured to come into contact with a bottom of the container to support the body plate;
• a guide jig comprising a guide through-hole formed to protrude vertically through the body plate between the left and right support columns of the body plate;
• a fastening member configured to be inserted into the guide through-hole;
• and a fastening tool with a head configured to rotate the fastening member when inserted into the guide through-holes, and
• wherein the method comprises:
• fitting or bringing a central through-hole of the crushing blade onto or into close contact with a motor rotation shaft protruding from the bottom of the crusher between the at least one pair of guide portions of the crusher;
• and
• rotating the fastening member within the guide through-hole by the head of the fastening tool while the lower edge of the guide through-hole presses against an area surrounding the through-hole of the blade.