▎ 摘　　要

NOVELTY - The utility model claims a convenient installation of the hammer type crusher, comprising a machine body and a main shaft, a fixed end of the spindle is connected with the motor; the mounting end of the spindle extends into the machine body for mounting hammer assembly, mounting the end section of the main shaft is regular hexagon; the mounting end of the main shaft orderly passes through the first main plate, main plate insulating sleeve and a second main plate connected with the locking bolt, wherein the first main plate abuts on the limiting step formed on the main shaft, the first main plate surface is uniformly distributed with four mounting holes along the circumferential direction; each mounting hole is penetrated with a connecting bolt, the connecting bolt passes through the first main plate and the rear hammer assembly and the second main screw thread; said hammer component comprises hammer sleeve and a hammer sheet spacer between two adjacent hammer; the hammer is provided with two upper and lower opposite set of shaft hole; the outer side of the hammer wear-resistant layer coated with graphene. The utility model is more flexible and convenient to install, it saves time and labour, and can fully use the hammer, wear-resistant effect is good and the service life is long.