Lower half part sand shell lower die of automobile rear suspension support
A technology of rear suspension bracket and sand shell, which is applied to casting molding equipment, casting molds, cores, etc., can solve the problems of uncertain shape and size of blanks, high requirements for skilled operation skills, and large labor workload of workers, reducing the The amount of machining, the reduction of casting defects, the effect of automatic production
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[0036] 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 9 According to the design drawings of the rear suspension bracket of the car, in this example, the rear suspension bracket of a medium-sized car is taken as an example. The rear suspension bracket of the car is divided into the upper part and the lower part with the transverse rib plate as the interface, and the shape of the rear suspension bracket of the car The size is enlarged by 8-12 mm, and the upper sand shell upper mold 1 and the upper sand shell lower mold 2, the lower sand shell upper mold 3, and the lower part of the upper sand shell mold and the lower half of the sand shell mold of the automobile rear suspension bracket are made respectively The lower sand shell mold 4 is made into the upper sand shell of the automobile rear suspension brac...
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