| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a gas venting device of a casting die, easily removable from a die, and quickly and easily maintainable, in casting work using a core. Ž<P>SOLUTION: The gas venting device of the casting die has: a cylindrical guide member 30 set in an upper die 2, in which an upper end side is faced to an upper surface of the upper die 2 and also a lower end side is faced to a cavity 6; and a lower end 43 contacted with a core S, in which the lower end side is slidably inserted into an inside of the guide member 30, and also provided with: a venting pipe 40 provided with a flange 42 in an intermediate part; and a holder 50 having an insertion part 54 for inserting an upper end side 44 of the venting pipe 40, in which a lower end is contacted with the flange 42. The holder 50 has an exhaust port 56 for discharging gas to the upper end side, and also is provided with a fastener 53 for fastening the venting pipe 40, and a handle 52 for detaching and attaching the fastened venting pipe 40 to the guide member 30. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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