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Method for rapidly acquiring standard forming parameters of selective laser melting equipment

A technology of selective laser melting and parameters, which is applied in the direction of additive manufacturing and additive processing, can solve the problems of low efficiency, time-consuming and labor-intensive, etc., and achieve the effect of comprehensive analysis accuracy, narrowing the test range, and increasing the printing speed

Active Publication Date: 2021-08-13
恒新增材制造研究中心(佛山)有限公司
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  • Description
  • Claims
  • Application Information

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Problems solved by technology

The process is time-consuming and laborious, and the efficiency is low

Method used

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  • Method for rapidly acquiring standard forming parameters of selective laser melting equipment
  • Method for rapidly acquiring standard forming parameters of selective laser melting equipment
  • Method for rapidly acquiring standard forming parameters of selective laser melting equipment

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Embodiment Construction

[0049] 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. It is only stated here that the words for directions such as up, down, left, right, front, back, inside, and outside that appear or will appear in the text of the present invention are only based on the accompanying drawings of the present invention, and are not specific to the present invention. limited.

[0050] see figure 1 , figure 1 It is a step-by-step flowchart of a method for quickly obtaining standard forming parameters of selective laser melting equipment according to the present invention. The method for rapidly obtaining standard forming parameters of selective laser melting equipment provided by the present invention includes the following steps:

[0051]S1. Design the printing model of the test workpiece, wherein the test workpiece includes an inclin...

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Abstract

The invention discloses a method for rapidly acquiring standard forming parameters of selective laser melting equipment. The method comprises the following steps: S1, designing a printing model of test workpieces, wherein each test workpiece comprises an inclined surface structure, a curved surface structure, a side through hole structure and a cantilever beam structure; S2, printing the n1 test workpieces with the same shape on a substrate according to the printing model, wherein each test workpiece corresponds to one set of basic forming parameters; S3, detecting each test workpiece to obtain an inclined plane structure parameter, a curved surface structure parameter, a side through hole structure parameter and a cantilever beam structure parameter corresponding to each test workpiece; and S4, obtaining the standard forming parameters of metal powder to be machined according to the inclined plane structure parameters, the curved surface structure parameters, the side through hole structure parameters and the cantilever beam structure parameters in S3, wherein the standard forming parameters comprise filling forming parameters, upper surface standard forming parameters and lower surface standard forming parameters. The method is high in acquisition speed and high in directivity.

Description

technical field [0001] The invention relates to the technical field of selective laser melting, in particular to a method for quickly obtaining standard forming parameters of selective laser melting equipment. Background technique [0002] Selective Laser Melting (SLM) technology is a kind of additive manufacturing technology. It is based on the principle of discrete slicing and superposition forming. It uses metal powder as raw material and laser as energy source. It scans according to the layered model. One layer, the substrate is lowered to a certain height, repeated continuously, and the parts are formed. [0003] Process parameter matching refers to the process parameter sets that can be applied to different sequences within a certain range for certain materials to be formed on related equipment. Due to the interaction and mutual restriction among multiple process parameters, it is a multi-variable coupling system, and it is difficult to directly select a combination o...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B22F10/80B22F10/28B33Y50/00
CPCB33Y50/00
Inventor 李伟强陈超
Owner 恒新增材制造研究中心(佛山)有限公司
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