Lower die of bearing seat precoated sand die
A technology of coated sand and bearing seats, which is applied in the direction of manufacturing tools, casting molding equipment, casting molds, etc., can solve problems such as complex structures and shapes, achieve the effects of reducing casting defects, realizing automatic production, and improving yield
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[0024] In order to further illustrate the technical solution of the present invention, the specific embodiments of the present invention will now be described with reference to the accompanying drawings, such as Figure 1 to Figure 4 According to the design drawings of the bearing seat, in this example, a small bearing seat is taken as an example, the number of bearing seats is selected as four, and the bearing seats are arranged uniformly, and the outer dimension of the bearing seat is enlarged by 8-12 mm to make the bearing seat coated sand mold In this example, the horizontal center plane of the bearing seat is selected as the casting parting surface, and the parting surface is used as the boundary, and the upper mold 1 and the lower mold 2 are respectively made from the bearing seat coated sand mold with the bearing seat parting surface as the center; On the upper mold 1 in this example, a steel plate with a thickness of 50 mm is used as the upper template 10, and the upper ...
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