A kind of sand mold multi-stage flexible extrusion forming method
A technology of extrusion forming and sand molding, which is applied in the field of multi-stage flexible extrusion molding of sand molds and can solve problems such as easy bending and deformation
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[0025] Below in conjunction with the attached in the example of the present invention figure 1 , 2 , 3, 4, the implementation process of a sand mold multi-stage flexible extrusion forming method of the present invention is described in detail. This specific implementation case takes the third-level contact as an example. The cross-section of the regular body for discrete processing is a square, and the ratio of the number of first-level contacts, second-level contacts, and third-level contacts is 1:4:16.
[0026] The following descriptions are only the basic steps and embodiment parameters of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention can have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.
[0027] 1. On the ...
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