GB/T 43614-2023Additive manufacturing—Test method for laser cladding head of metal powder directed energy deposition equipments (English PDF)

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting:

Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents:

This document is proposed by China Machinery Industry Federation:

This document is under the jurisdiction of the National Additive Manufacturing Standardization Technical Committee (SAC/TC562):

This document was drafted by: Xi'an National Institute of Additive Manufacturing Co:, Ltd:, Xi'an Jiaotong University, Yanqi Lake Basic Manufacturing Technology Research Institute (Beijing) Co:, Ltd:, Suzhou University, Nanjing Zhongke Yuchen Laser Technology Co:, Ltd:, Shenzhen Jinshi 3D Printing Technology Co:, Ltd:, China Machinery New Materials Research Institute (Zhengzhou) Co:, Ltd:, Shandong Leishi Intelligent Manufacturing Co:, Ltd:, Nanjing Huirui Optoelectronics Technology Co:, Ltd:, Northwest Engineering University of Technology, Dalian University of Technology, Guangdong Additive and Subtractive Materials Technology Co:, Ltd:, Xi'an Institute of Optics and Precision Machinery, Chinese Academy of Sciences, South China University of Technology Science, Guangdong Hanbang Laser Technology Co:, Ltd:, Beijing Wanwei Additive Technology Co:, Ltd:, Shenzhen Jiaqiang Laser Technology Co:, Ltd:, Shaanxi Emerging Heat Spraying Technology Co:, Ltd:, China Nuclear Power Research and Design Institute, China Academy of Engineering Physics Mechanical Manufacturing Technology Research Institute, AVIC Matt Additive Technology (Beijing) Co:, Ltd:, Ningbo Crystal Diamond Technology Co:, Ltd:, China Aviation Development Beijing Aeronautical Materials Research Institute, Guangdong Academy of Sciences New Materials Research Institute, China Machinery Productivity Promotion Center Co:, Ltd:

The main drafters of this document: Xue Fei, Gao Jie, Xue Lian, Shi Tuo, Hua Chen, Zhou Heng, Du Borui, Hou Shuai, Lu Bingheng, Qi Huan, Yu Jun, Ma Guangyi, Zhou Gongsheng, Gao Duorui, Wang Di, Niu Liuhui, Sheng Bin, Luo Anqi, Yin Xiangyang, Li Qingyu, Yang Jialin, Yang Lei, Zhang Junan, Zhao Zijun, Yan Xingchen, Li Haibin, Hou Ying:

Additive manufacturing metal powder directional energy deposition equipment Laser cladding head test method

1 Scope

This document specifies the test requirements and inspection reports for laser cladding heads of directional energy deposition equipment for additive manufacturing of metal powders: It describes the optical Spot size test, powder spot diameter test and optical powder coaxial test methods:

This document applies to the performance of laser cladding heads of coaxial optical internal powder feeding type and coaxial optical external powder feeding type metal powder directional energy deposition equipment test:

2 Normative reference documents

GB/T 7551-2008

GB/T 14896

GB/T 14896

GB 25493-2010

GB/T 35351

GB 39800

3 Terms and definitions

The following terms and definitions as defined in GB/T 35351, GB/T 14896:7-2015 and GB/T 14896:9-2018 apply to this document: document: 3:1 cladding workplane claddingworkplane The forming surface of the laser cladding head of metal powder directional energy deposition equipment:

Note: Usually the surface of the latest deposited layer: 3:2 Coaxial powder feeding nozzle coaxialfeedinghead The powder feeding nozzle is coaxial with the laser beam axis:

[Source: GB/T 14896:7-2015,5:21:1] 3:3 spot size spotsize The size of the spot projected by a laser beam at any (or specific) cross-section:

[Source: GB/T 14896:9-2018,3:11]