| 摘要 |
PROBLEM TO BE SOLVED: To prevent a runner from being synchronized with the spreading movement of the split mold, to allow a boss molded by the boss hole to be easily separated from the mold, and to improve productivity, by constituting a split mold which is opened/closed by an angular pin arranged on a fixed template, by forming runner channels in the fixed template, and by forming boss holes in the opposite direction to the split mold. SOLUTION: In a mold device, a sprue hole for in pouring a resin into a cavity for molding a molding and the runner channels are formed continuously. The mold device has the split mold opened/closed by the angular pin 77 arranged on the fixed template, and in the fixed template, the runner channels 64, 66, 67, and 68 are formed. The boss holes 84 are formed continuously in the opposite direction to the split mold in the runner channels. COPYRIGHT: (C)2008,JPO&INPIT
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