Internal core-pulling mechanism for inclined hole of injection-molded plastic piece
A technology of injection molding plastics and internal core pulling, which is applied in the field of plastic molds to achieve the effects of convenient connection, reduced friction and reliable connection
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[0010] The invention discloses a core-pulling mechanism in an inclined hole of an injection-molded plastic part, such as Figure 1-Figure 3 As shown, it includes an upper template 1 and a lower template 2, the upper template is connected to the cavity 3, the top plate 4 and the mold foot 5 are installed on the lower template, the core 6 is installed on the mold foot, and the mold cavity is formed between the core and the mold cavity. There is a molded plastic part 7 in the cavity, and a straight ejector rod 8 is installed on the top plate. The straight ejector rod passes through the core 6 and contacts the plastic part. The inner pumping block 9 is installed in the core 6, and the inner pumping block 9 is connected to the inclined hole 10 of the plastic part. Matching, it is characterized in that an inclined slide seat 11 is installed on the top plate 4, an inclined slide groove 12 is formed in the inclined slide seat, a rolling pin 13 is arranged in the inclined slide groove, ...
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