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Delivery: <= 7 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 45863-2025: Test conditions for numerically controlled vertical surface broaching machines - Testing of the accuracy Status: Valid
Basic dataStandard ID: GB/T 45863-2025 (GB/T45863-2025)Description (Translated English): Test conditions for numerically controlled vertical surface broaching machines - Testing of the accuracy Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J57 Classification of International Standard: 25.080.30 Word Count Estimation: 46,499 Date of Issue: 2025-08-01 Date of Implementation: 2026-02-01 Issuing agency(ies): State Administration for Market Regulation, Standardization Administration of China GB/T 45863-2025: Test conditions for numerically controlled vertical surface broaching machines - Testing of the accuracy---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT45863-2025 ICS 25.080.30 CCSJ57 National Standard of the People's Republic of China CNC vertical external broaching machine inspection conditions and accuracy inspection Released on August 1, 2025 Implementation on February 1, 2026 State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Component and axis naming 2 5 General Requirements 3 5.1 Units of measurement 3 5.2 Reference Standard 3 5.3 Inspection sequence 4 5.4 Inspection Item 4 5.5 Tolerances and minimum tolerances 4 5.6 Inspection Tools 4 5.7 Diagram 4 5.8 Software Compensation 4 5.9 Unverified axis 4 6 Geometric accuracy inspection 5 6.1 Straightness Error of Linear Motion 5 6.2 Perpendicularity/Parallelism Errors Between Linear/Rotary Motions 6 6.3 Rotary table 13 6.4 Tool holder 16 7 Positioning accuracy and repeatability test 21 7.1 Positioning of CNC linear axes 21 7.2 Positioning of CNC rotary axes 23 8 Working accuracy inspection 25 Appendix A (Informative) Terminology in Other Languages 26 Appendix B (Informative) Recommended Tests for External Surface Broaching 27 Reference 40 Preface 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. This document is equivalent to ISO 19744.2020 "Test conditions for CNC external broaching machines - Accuracy test - Vertical external broaching machines". The following minimal editorial changes have been made to this document. --- To coordinate with the existing standard, the name of the standard is changed to "Test Conditions and Accuracy Test of CNC Vertical External Broaching Machines". Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the China Machinery Industry Federation. This document is under the jurisdiction of the National Technical Committee for Standardization of Metal Cutting Machine Tools (SAC/TC22). This document was drafted by. Zhejiang Changer Intelligent Equipment Co., Ltd., Shanghai Electric Power Plant Equipment Co., Ltd., Shanghai Steam Turbine Plant, CSIC Longjiang Guanghan Gas Turbine Co., Ltd., Dongfang Electric Corporation Dongfang Steam Turbine Co., Ltd., Beijing University of Technology, General Technology Group Tuan Machine Tool Engineering Research Institute Co., Ltd. The main drafters of this document are. Hu Chunmei, Jiang Xiaole, Han Lei, Zhu Jinming, Zhang Jiaping, Sun Yuanying, Song Bei, Pan Ri, Liu Zhonghua, Lin Lugao, Xue Ruijuan. CNC vertical external broaching machine inspection conditions and accuracy inspection 1 Scope This document specifies the naming of components and axes, geometric accuracy inspection, CNC linear axis and rotary axis of ordinary precision CNC vertical external broaching machine. Positioning accuracy and repeatability inspection, working accuracy inspection and corresponding tolerance requirements, etc. This document describes the concepts, configurations, and features of CNC vertical broaching machines used for machining turbine disc grooves and recesses, and provides relevant terminology. and the name of the axis. This document is applicable to the accuracy inspection of CNC vertical external broaching machines for machining turbine disc grooves and recesses, and is not applicable to the operation and maintenance of CNC vertical external broaching machines. Rotation inspection (such as vibration, abnormal noise, creep of moving parts, etc.) and parameter inspection (such as speed, feed rate, etc.). 2 Normative references The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 17421.1-2023 General principles for inspection of machine tools Part 1.Geometric accuracy of machine tools under no-load or quasi-static conditions (ISO 230-1.2012, IDT) GB/T 17421.2-2023 General rules for inspection of machine tools Part 2.Determination of positioning accuracy and repeatability of CNC axes (ISO 230-2.2014, IDT) Note. GB/T 17421.7-2016 General rules for inspection of machine tools Part 7.Geometric accuracy of rotary axes (ISO 230-7.2006, IDT) 3 Terms and Definitions The terms and definitions defined in GB/T 17421.1-2023, GB/T 17421.2-2023, ISO 230-7.2015 and the following apply This document. The URLs for terminology databases used for standardization maintained by ISO and IEC are as follows. 3.1 The process of removing material by linear cutting by pushing or pulling a broach (3.2) across an outer surface. NOTE The principal cutting motion is the relative translation of the broach with respect to the non-rotating workpiece, where the cutting forces are generated by the motion of the broach or the workpiece. 3.2 broach A cutting tool having multiple transverse cutting edges, each of increasing size. 3.3 broaching machine A machine tool for broaching. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 45863-2025_English be delivered?Answer: Upon your order, we will start to translate GB/T 45863-2025_English as soon as possible, and keep you informed of the progress. The lead time is typically 4 ~ 7 working days. 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