GB/T 42156-2023 English PDF

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GB/T 42156-2023: 3D printing equipment for casting sand mould - General technical specification
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 42156-2023	439	Add to Cart	4 days	3D printing equipment for casting sand mould - General technical specification	Valid

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Basic data

Standard ID: GB/T 42156-2023 (GB/T42156-2023)
Description (Translated English): 3D printing equipment for casting sand mould - General technical specification
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J61
Classification of International Standard: 25.120.30
Word Count Estimation: 22,236
Date of Issue: 2023-03-17
Date of Implementation: 2023-10-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 42156-2023: 3D printing equipment for casting sand mould - General technical specification

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 25.120.30 CCSJ61 National Standards of People's Republic of China General Technical Specifications for Foundry Sand Mold 3D Printing Equipment Released on 2023-03-17 2023-10-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

table of contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Technical requirements 2 4.1 General requirements 2 4.2 Print head 3 4.3 Liquid material supply system 3 4.4 Sand spreader 3 4.5 Sand mixing equipment 3 4.6 Control system 3 4.7 Data interface 3 4.8 Safety protection and health requirements 3 4.9 Main performance requirements 4 4.10 Dry running requirements 4 4.11 Load operation requirements 4 5 Test method 5 5.1 Overview 5 5.2 Positioning accuracy and repeat positioning accuracy inspection 5 5.3 Maximum forming dimension detection 5 5.4 Printing speed and printing efficiency test 5 5.5 Printing accuracy test 5 5.6 Test method for sand spreading uniformity 5 5.7 Test method for mechanical properties of sand mold 5 5.8 Test method for sand mixing uniformity 5 5.9 Dry running test 6 5.10 Load running test 6 6 Inspection rules 7 6.1 Factory inspection 7 6.2 Type inspection 7 7 Labeling, packaging, transportation and storage 7 7.1 Flag 7 7.2 Packaging 7 7.3 Transport 8 7.4 Storage 8 Appendix A (informative) Test sample 9 A.1 drum type test piece 9 A.2 Composite test piece 9 A.3 "8" shaped tensile test block and cylindrical compressive test block 10 Appendix B (Normative) Equipment Printing Speed and Printing Efficiency Test Method 12 B.1 Test conditions 12 B.2 Test material 12 B.3 Test sample 12 B.4 Test method 12 B.5 Test data processing 13 Appendix C (Normative) Test Method for Uniformity of Sand Spreading 14 C.1 Overview 14 C.2 Test conditions 14 C.3 Test apparatus and materials 14 C.4 Sample selection 14 C.5 Operation step 14 C.6 Data processing 15 C.7 Test report 15 Reference 16 Figure A.1 Drum type test piece 9 Figure A.2 Schematic diagram of composite test piece 10 Figure A.3 "8"-shaped standard sample 10 Figure A.4 Cylindrical standard test block 11 Figure C.1 Schematic diagram of sand spread uniformity detection of sand spreader 15 Table 1 Nominal size of sand mold and corresponding size tolerance requirements 5

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents" drafting. Please note that some contents of this document may refer to patents. The issuing agency 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 Foundry Machinery Standardization Technical Committee (SAC/TC186). This document was drafted by. Sharing Intelligent Equipment Co., Ltd., Yantai Moon Intelligent Machinery Technology Co., Ltd., Guangdong Fenghua Zhuoli Technology Co., Ltd. Co., Ltd., Shaanxi Industrial Vocational and Technical College, CTI Testing and Certification Group Co., Ltd., Shanghai Aerospace Precision Machinery Research Institute, Nanan City Zhongji Standardization Research Institute Co., Ltd., Wuhan Yizhi Technology Co., Ltd., Zhejiang Wujing Machinery Manufacturing Co., Ltd., Wuyang Baichuan (Qingdao) Intelligent Equipment Co., Ltd., Zhongji Zhonglian Engineering Co., Ltd., Hunan Yunjian Group Co., Ltd., Amsky Technology Co., Ltd., Jinan University Science, Ocean University of China, Jinan Casting and Forging Institute Inspection and Testing Technology Co., Ltd., Dongguan New Fulcrum Technology Service Co., Ltd., Fujian Minxuan Branch Technology Co., Ltd., Shandong Jiechuang Machinery Co., Ltd., Sichuan Shuxing Youchuang Safety Technology Co., Ltd., Qingdao Antai Heavy Industry Machinery Co., Ltd. Division, Quanzhou Dayu 3D Printing Technology Co., Ltd., Nan'an Quality Metrology Inspection Institute, Quanzhou Standardization Association. The main drafters of this document. Peng Fan, He Jiejun, Zhou Zhijun, Tian Lihai, Jin Feng, Li Yun, Huang Qing, Zou Wenbing, Zhu Bin, Cai Daosheng, Wang Yongwu, Wang Derun, Zhou Jun, Zhang Qiong, Yu Benli, Liang Weiwu, Chen Jian, Wang Shouren, Liu Yonghui, Li Chen, Zhan Changjun, Li Yi, Liu Ai, Zhang Jie, Tai Peijun, Ding Renxiang, Qu Zhi, Gu Jintao, Yang Kai, Zhang Zhanying, Zhuang Yunting, Chen Renjie, Chen Yucai, Ma Rui, Liu Yi. General Technical Specifications for Foundry Sand Mold 3D Printing Equipment

1 Scope

This document defines the terms and definitions of foundry sand mold 3D printing equipment, and specifies the technical requirements and test requirements for foundry sand mold 3D printing equipment. Inspection methods, inspection rules and signs, packaging, transportation and storage. This document is applicable to the design, manufacture and acceptance of digital casting equipment that uses the binder jetting process to manufacture sand molds (cores).

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 191 Packaging, storage and transportation icon marks GB/T 1804-2000 General tolerances Tolerances of linear and angular dimensions without tolerances GB/T 2684-2009 Test methods for foundry sand and mixtures GB/T 3766 General rules and safety requirements for hydraulic transmission systems and their components GB/T 4879 Antirust Packaging GB/T 5048 moisture-proof packaging GB 5083 General principles for safety and hygiene design of production equipment GB/T 5226.1 Safety of machinery and electrical machinery and electrical equipment - Part 1.General technical requirements GB/T 6576 Machine tool lubrication system GB/T 7932 General rules and safety requirements for pneumatic systems and their components GB/T 13306 Signage GB/T 15629.16 Specific requirements for telecommunication and information exchange between information technology systems LAN and MAN Part 16 Part. Air interface for broadband wireless multimedia systems GB/T 17421.2 General rules for inspection of machine tools Part 2.Determination of positioning accuracy and repeatability accuracy of CNC axes GB 20905 Safety requirements for foundry machinery GB/T 25138 Standard sand for testing foundry binder GB/T 25370 Foundry Machinery Terminology GB/T 25371 Measurement method for noise sound pressure level of foundry machinery GB/T 25711-2010 General Technical Conditions for Foundry Machinery GB/T 26220 General technical requirements for industrial automation systems and numerical control numerical control systems for integrated machine tools GB/T 26803.2 Industrial control computer system bus Part 2.General technical specifications for serial interface of system external bus GB/T 26803.3 Industrial Control Computer System Bus Part 3.General Specifications for Parallel Interface of System External Bus GB/T 35351 Additive Manufacturing Terminology JB/T 8497 Technical Specifications for Bowl-shaped Resin Sand Mixer

3 Terms and Definitions

The following terms and definitions defined in GB/T 25370 and GB/T 35351 apply to this document. ......

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