| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a sand supply port open-close device of a sand tank in a casting mold forming apparatus, which can prevent sand from accumulating on a rail top face, and at the same time, can perform part replacement and maintenance easily. <P>SOLUTION: The sand supply port open-close device includes a casing 2 communicated with a sand tank 1 in the casting mold forming apparatus, a gate member 4 which is provided inside of the casing and opens and closes a sand supply port by moving, an actuator 5 which moves the gate member, and a roller 8 which is arranged beneath the gate member and is mounted on the casing, and receives the gate member. <P>COPYRIGHT: (C)2012,JPO&INPIT |
