| 摘要 |
A present invention discloses a reinforcing apparatus for a core. The disclosed reinforcing apparatus for the core comprises: a plurality of steel plate with gold supporting an inner mold for the core in an outer side; a shaft seal separately arranged toward a longitudinal direction in a central portion of the steel plate with gold; and a joint unit mutually connecting the shaft seal and the steel plate with gold, and when the shaft seal is pulled, enabling the steel plate with gold to be removed which is being contracted toward the central portion. |
