Closed core box with ejection mechanism
An ejector mechanism, closed technology, applied in casting and molding equipment and other directions, can solve the problems of shortening the service life of the mold, increasing the manufacturing cost, reducing the production efficiency, etc., and achieving the effect of prolonging the service life, reducing the degree of damage and improving the production efficiency.
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[0021] In order to make the purpose, content and advantages of the present invention clearer, the specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.
[0022] refer to figure 2 As shown, the closed core box with ejection mechanism of the present invention comprises: a lower core box 1, an upper core box 2 and a core box suspension shaft 3 arranged on the upper and lower core boxes; two core boxes are installed on the upper core box The box ejector rod 4 and a plurality of core ejector rods 7, the tops of the core box ejector rod 4 and the core ejector rod 7 protrude from the upper core box 2 and are fixed on the top which is arranged in parallel above the upper surface of the upper core box 2. On the ejection plate 8, the core box ejector rod 4 is located above the parting surface of the lower core box 1, and the core ejector rod 7 is located above the core.
[0023]...
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