Eddy aerodynamic force rotary rolling additive manufacturing device and method

Abstract

The invention discloses a vortex aerodynamic force rotary rolling additive manufacturing device and method. The vortex aerodynamic force rotary rolling additive manufacturing device comprises components of the vortex aerodynamic force rotary rolling additive manufacturing device, specific structures and requirements of the components and the steps of the vortex aerodynamic force rotary rolling additive manufacturing method. The device comprises a friction head main body part and a vortex aerodynamic system part, wherein the friction head main body part comprises a friction raised head, a friction head main body internally provided with a laval pipe, a vortex connecting device arranged at the upper end, and a chuck part connected with a bearing part of a machine tool; the vortex aerodynamic force system comprises a high-pressure gas cylinder, a feeding device and a gas heating device, is connected to the vortex connecting device through a guide pipe and is connected with the friction head. The device is clamped on a bearing, and the preparation steps of checking the stability and airtightness of the device, feeding and the like are carried out. The device can be used for additive manufacturing of single materials, gradient materials and composite materials. The device is simple in structure, high in automation degree, environment-friendly and easy to realize large-scale industrial production.

Description

technical field [0001] The invention belongs to the technical field of additive manufacturing, and in particular relates to a device and method for eddy-current pneumatic rotary milling additive manufacturing. Background technique [0002] Additive manufacturing technology is a direct net-near-shaping process, which is based on computer-aided design, and solidifies and clads materials layer by layer into a moldless manufacturing technology. The traditional additive manufacturing technology is based on high-energy beams (laser beams, electron beams) as heat sources to melt and solidify the materials layer by layer, and finally form the target workpiece. Traditional additive manufacturing technologies include laser selective cladding technology, electron beam fuse forming technology and energy direct deposition technology. poor performance and comprehensive mechanical properties. In addition, it is difficult for traditional additive manufacturing technology to realize the ad...

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Problems solved by technology

[0003] The purpose of the present invention is to overcome the shortcomings of the above-mentioned prior art, and provide a vortex pneumatic rotary mill additive manufacturing device and method to solve the problems of low production efficiency, high material porosity, poor mechanical properties, and large environmental pollution in the existing additive manufacturing technology. , unable to meet the problem of large-scale industrial production

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