To provide a cone crusher apparatus capable of extending the life of a mantle or cone and capable of more enhancing compaction crushing effect to obtain aggregate of good quality.
A leading end chuter (30) for guiding a material to be crushed to a cone crusher (21) is provided to a material supply part 4 for supplying the material to be crushed to the cone crusher (21) and an outer wall member (32) is provided to the leasing end part of the chuter body part 31 of the leading end chuter (30) and a discharge port 34 is provided to the bottom plate (33) of the chuter body part (31). The member (35) surrounding the outer peripheral part of the discharge port 34 is provided to the undersurface of the leading end chuter (30). The lower limit (36) of the member (35) is almost equal to the upper edge (26) of the cone crusher (21) or positioned under the upper edge (26).
NAKAYAMA TORU
NISHIHARA KO
UMEDA HIROYUKI
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