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GB/T 42156-20233D printing equipment for casting sand mould—General technical specification (English PDF)

铸造砂型3D打印设备 通用技术规范

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

March 17, 2023

Implementation date

October 1, 2023

Scope

GB/T 42156-2023 is the English-translated version of 铸造砂型3D打印设备 通用技术规范.

GB/T 42156-2023 is the Chinese standard "3D printing equipment for casting sand mould—General technical specification". Its scope clause reads: 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). Its clauses include terms and definitions.

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Document preview — GB/T 42156-2023

National Standard of the People's Republic of China

ICS
25.120.30
Classification
J 61

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Contents

  • Preface
  • 1 Scope
  • 2 Normative references
  • 3 Terms and Definitions
  • 4 Technical requirements
  • 4.1 General requirements
  • 4.2 Print head
  • 4.3 Liquid material supply system
  • 4.4 Sand spreader
  • 4.5 Sand mixing equipment
  • 4.6 Control system
  • 4.7 Data interface
  • 4.8 Safety protection and health requirements
  • 4.9 Main performance requirements
  • 4.10 Dry running requirements
  • 4.11 Load operation requirements
  • 5 Test method
  • 5.1 Overview
  • 5.2 Positioning accuracy and repeat positioning accuracy inspection
  • 5.3 Maximum forming dimension detection
  • 5.4 Printing speed and printing efficiency test
  • 5.5 Printing accuracy test
  • 5.6 Test method for sand spreading uniformity
  • 5.7 Test method for mechanical properties of sand mold
  • 5.8 Test method for sand mixing uniformity
  • 5.9 Dry running test
  • 5.10 Load running test
  • 6 Inspection rules
  • 6.1 Factory inspection
  • 6.2 Type inspection
  • 7 Labeling, packaging, transportation and storage
  • 7.1 Flag
  • 7.2 Packaging
  • 7.3 Transport
  • 7.4 Storage
  • Appendix A (informative) Test sample
  • Appendix B (Normative) Equipment Printing Speed and Printing Efficiency Test Method
  • Appendix C (Normative) Test Method for Uniformity of Sand Spreading

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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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 19 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

GB/T 28690-2026|GB/T 31551-2026|GB/T 4679-2026|GB/T 47197-2026|GB/T 47236-2026|GB/T 47237-2026

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