Scope of Test Method 1 for Mechanical Continuously Variable Transmission This standard specifies the general requirements for performance testing of mechanical continuously variable transmissions, including instruments, equipment, test bench and system, test requirements and methods, data collection and processing, test reports, etc. This standard is applicable to the product quality certification, factory acceptance, and performance testing of prototypes (new product prototypes) of various types of mechanical transmissions (mechanical continuously variable transmissions of various transmission types and mechanical continuously variable transmissions composed of various transmission devices, hereinafter collectively referred to as transmissions). 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 6404.1 Acceptance Specifications for Gear Units Part 1: Test Specifications for Airborne Noise GB/T 6404.2 Acceptance Specifications for Gear Units Part 2: Determination of Mechanical Vibration of Gear Units in Acceptance Tests JB/T6876 Torque and Speed Sensors JB/T 6877 Torque and Speed Measuring Instruments SJT 10423 General Technical Conditions for Sound Level Meters
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