An in-mold foam molding equipment, includes at least a movable partition member for dividing a molding space formed by a pair of molds into divided spaces, wherein the partition member is composed of a plurality of divisional partition members, wherein each of the divisional partition members ind
An in-mold foam molding equipment, includes at least a movable partition member for dividing a molding space formed by a pair of molds into divided spaces, wherein the partition member is composed of a plurality of divisional partition members, wherein each of the divisional partition members individually has a retreat positioning protrusion and a insert positioning protrusion, and the divisional partition members are installed in a slider, wherein the slider is configured to move between the retreat positioning protrusions and the insert positioning protrusions, and the divisional partition members are configured to be movable in cooperation with the motion of the slider moving by contacting with the retreat positioning protrusions or the insert positioning protrusions, so that the divisional partition members divide the molding space into divided spaces, and therefore an integral molded article suppressed in occurrence of large protrusions and deep holes can be manufactured.
대표청구항▼
What is claimed is: 1. An in-mold foam molding method for manufacturing a molded article having two or more molded portions with different characteristics, by using an in-mold foam molding equipment including at least a movable partition member free to move in and out for dividing a molding space f
What is claimed is: 1. An in-mold foam molding method for manufacturing a molded article having two or more molded portions with different characteristics, by using an in-mold foam molding equipment including at least a movable partition member free to move in and out for dividing a molding space formed by a pair of molds into divided spaces, the partition member is composed of a plurality of divisional partition members independently separated, each of the plurality of divisional partition members individually has a retreat positioning protrusion and an insert positioning protrusion, and the plurality of divisional partition members are installed in a slider for moving the plurality of divisional partition members by contacting with the retreat positioning protrusions or the insert positioning protrusions, and the slider is configured to move between the retreat positioning protrusions and the insert positioning protrusions, and the plurality of divisional partition members are configured to be movable in cooperation with the motion of the slider by contacting with the retreat positioning protrusions or the insert positioning protrusions, so that the plurality of divisional partition members divide the molding space corresponding to the shape of a desired molded article into divided spaces, the method, comprising: dividing the molding space formed by the pair of molds into the divided spaces with the partition member composed of the plurality of divisional partition members, filling the divided spaces respectively with specified foamed beads, drawing back the plurality of partition members after the filling, and feeding steam to heat, melt and integrate the foamed beads. 2. An in-mold foam molding method for manufacturing a molded article having two or more molded portions with different characteristics, by using an in-mold foam molding equipment including at least a movable partition member free to move in and out for dividing a molding space formed by a pair of molds into divided spaces, the partition member is composed of a plurality of divisional partition members independently separated, each of the plurality of divisional partition members individually has a retreat positioning protrusion and an insert positioning protrusion, and the plurality of divisional partition members are installed in a slider for moving the plurality of divisional partition members by contacting with the retreat positioning protrusions or the insert positioning protrusions, and the slider is configured to move between the retreat positioning protrusions and the insert positioning protrusions, the plurality of divisional partition members are configured to be movable in cooperation with the motion of the slider by contacting with the retreat positioning protrusions or the insert positioning protrusions, so that the plurality of divisional partition members divide the molding space corresponding to the shape of a desired molded article into divided spaces, the retreat positioning protrusion is installed at a position where the leading end of each of the plurality of the divisional partition members is present within a specific range from the inside molding surface of one mold in the state of the plurality of divisional partition members drawn back from the inside molding surface of the other mold, and the insert positioning protrusion is installed at a position where the leading end of each of the plurality of divisional partition members contacts with the inside molding surface of the other mold or is present with a specific range from the inside molding surface of the other mold in the state of the plurality of divisional partition members inserted into the molding space, the method, comprising: dividing the molding space formed by the pair of molds into the divided spaces with the partition member composed of the plurality of divisional partition members, filling the divided spaces respectively with specified foamed beads, drawing back the plurality of partition member after the filling, and feeding steam to heat, melt and integrate the foamed beads.
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