Sand shooting device for making slender sand cores by hand
A slender, sand core technology, applied in the direction of manufacturing tools, metal processing equipment, casting molding equipment, etc., can solve the problems of difficult sand filling, insufficient sand shooting, and unreal sand shooting, so as to avoid insufficient sand filling, High strength and good firmness
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[0023] The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
[0024] by Figure 1 ~ Figure 6 The shown schematic diagram of the structure of the sand shooting device for the hand-made elongated sand core of the present invention shows that it includes a core box 3 with an elongated sand core cavity 35 inside, a sand shooting barrel 1 containing core sand, and a gas source connected to it. The air supply device, the bottom of the sand shooting barrel 1 is connected with the core box 3 and the sand shooting barrel 1 is in communication with the elongated sand core cavity 35 of the core box 3, and the air supply device is connected to the upper part of the sand shooting barrel 1 .
[0025] The core box 3 is composed of two monomers 31 along the axial direction of the elongated sand core, each monomer 31 has a half cavity, and both sides of each monomer 31 have lugs 311 , The corresponding lugs 311 of the two monom...
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