
Based on the square sheet of plywood (10X300X300 mm) reinforced top motor so that the shaft went down by 35-40 mm. At its threaded shank with the bushing, washers m and nuts installed the operating element of the crusher — steel plate with a thickness of 1-1,5 mm, dimensions mm. 15X210 Axial bore in it must be fulfilled exactly in the middle of its length, and the edges on both sides of the axis — sharpened.
The working chamber of the crusher forms an annular housing with internal Ø 220 mm and height of 40 mm. It rolled from a metal strip with a length of 705 mm and a width of 60 mm Both edges of the ring are bent around the perimeter outwards, forming a flange width of 10 mm for fixing to the base and attach the sieve.