Melt extrusion device, 3D printer, 3D printer control method and application
A 3D printer and melt extrusion technology, applied in the field of 3D printing, can solve the problems that cannot meet the material composition ratio point by point, line by line, layer by layer, the melt contains more bubbles, and the direction of extrusion is twisted, so as to facilitate the mixing of materials Effects of plasticizing, avoiding heavier instability, extending range
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[0050] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not constitute a conflict with each other.
[0051] An embodiment of the present invention provides a melt extrusion device for melt extrusion of raw materials for 3D printers. The melt extrusion device 2 includes a screw assembly 2A, a nozzle assembly 2B connected to the screw assembly 2A, and the screw assembly 2A includes a shell body and at least two screws 2C arranged in the casing, the threads of adjacent screw 2C are engaged with ea...
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