This part of JB/T 12403 specifies the requirements and inspection methods for geometric accuracy, positioning accuracy, and working accuracy of CNC deep hole honing machines. This section is applicable to CNC deep hole honing machines (hereinafter referred to as machine tools) with a honing diameter of 20mm to 500mm and a maximum honing depth of 16000mm. The following normative references are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document. GB/T 17421.1-1998 General Rules for the Inspection of Machine Tools - Part 1: Geometric Accuracy of Machine Tools under No Load or Finishing Conditions - GB/T 17421.2-2000 General Rules for the Inspection of Machine Tools - Part 2: Determination of Positioning Accuracy and Repetitive Positioning Accuracy of CNC Axes
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China