| 摘要 |
A one-piece frame (14) for supporting a crusher head assembly (26) includes a peripheral portion (38) and a central portion (42), the central portion (42) having a wall forming a socket (52) having an upper edge (56) providing a continuous annular head support surface for engaging the crusher head assembly (26), the upper edge of the wall defining an opening, the wall defining a socket bore (53) extending from the opening into the central portion (42), the central portion (42) having a hub located within the socket (52) and extending into the socket bore (53); and an eccentric assembly (22) supported on the hub, the eccentric assembly (22) including an eccentric member engaged with the crusher head assembly (26) and including a ring gear (178) fixed to the eccentric member, the ring gear (178) being housed by the socket bore (53) in a position surrounding the hub, the gear ring (178) being removable through the opening. |
