| 摘要 |
<p>A method of crushing an object including parts unsuitable to be crushed, capable of separating a part (M) unsuitable to be crushed from waste (W) and discharging the part without deforming the part even when the waste (W) is crushed as it is without removing beforehand the part (M) unsuitable to be crushed, such as a motor and a compressor; reliably crushing an object, such as a frame; and improving a recovery percentage of a valuable object, comprising carrying out a primary crushing operation in which the waste (W) including a part (M) unsuitable to be crushed is coarsely crushed by a first crushing roller (4) while passing the part (M) unsuitable to be crushed without crushing the same, carrying out a secondary crushing operation in which the waste is crushed into smaller pieces by a second crushing roller (5) and a third crushing roller (6); and then separating and discharging the part (M) passed without being crushed and secondarily crushed object (P) by a conveyor (20).</p> |
