51吃瓜

??? ????????? ????? ?? ?????? ?? ???? ??? ????? ?? ????? ??? ????? ??? ?? ?? ????? ?? ???? ?? ???? ?????? ?? ????? ??? ??????? ?? ????????? ???? ????. ???? ???? ??? ????? ??? ?? ??? ????????? ????? ?? ????? ????? ?? ??? ???: 1. ????? ????? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ???: ??????????? ????? ?? ???? ?????? ?? ??? ?? ?????? ??? ??? ???? ?? ?? ???? ????? ?? ??? ?? ???? ??? ???? ????, ????? ?? ????? ?????? ?? ???? ??? ???? ?????? ???? ?????????? ?? ??????? ???? ????? ??. ??? ??? ????: ????? ?? ???? ?? ??? ?? ??? ??????? ?? ?? ??????? ?? ????? ?? ??? ????? ?? ????? ?? ???? ???? ?? ??? ????? ???? ??. 2. Dimensional Measurement Tools ?? ??????: non-standard parts processing, appropriate measuring tools such as rulers, calipers, vernier calipers, micrometers, height gauges, internal diameter gauges, outer diameter gauges etc. are selected on the design drawings and dimensional requirements of the parts. ???? ??????: ???? ????? ?? ?????? ?? ????? ???? ?????? ?????? ?????? ????? ??? ???? ?? ?? ????? ???? ???????? ???? ???? diameter, aperture ??? ???? ???? ?? ????? ?? ????? ?????? measurement process, measurement errors should be eliminated to ensure the accuracy of the measurement results. 3? Material inspection and analysis: Design requirements of the parts, inspect and analyze the materials of the parts. ????? ???? ????? ????? ??? ????? ???? ????? ???? ???? ???? ??????? ?????? ?????? ??? ????? ???? ???? ???? ???? ?? ???? ?? ??????? ???? ?? ????? ???. Material certification: The supplier is required to provide a certificate of conformity or quality certificate for the material to ensure its reliable source and quality. 4 ? "?????? ??? ?? ?????? ???????: Non standard parts are processed and subjected to corresponding performance tests based on the use environment and functional requirements of the parts. ?????? ????? ?? ???? ?? ???? ??? ??????? vibration ??????? ??? ???? ??? ???????? ?????? ?? ??? ???????? ?????? ??? ???????? ?????? ?? ????? ??? Simulation experiment: experimental equipment and processes used to simulate the operation process of parts, determine the service life and durability of parts. ??????? ???? ?? ??????? ?? ?????? ????? ????? ?? ???? ???? ?? ??? ???? ?????? ???? ?? ?? ?? ????? ?????? ?? ???? ????. 5? ???? ?????? ??? ??????: ??? ????????? ?????? ?? ????? ?? ????? ????? ???? ?? ????? ?? ????? ??? ??? ???? ??? ?????? ??? ????? ??? ???? ?? ?????? ?????? ?? ??????? ???? ?? ?????? ??? ?????? ?? ????? ?? ???? ??? ??????? ?? ????? ?????? ??????: ?????? ???? ??? ??????? ?? ????? ???? ???? ??? detailed quality inspection report ???? ?? ??. ?????? ?? ???? ??? ?????? ??????? ??? ???? ???? ?????? ????? ?????? ????? ?????? ????? ?????? ??? ?????? ???????. 6? ??? ???? ??????? ?? ????? ??? ?????? ?? ????? ?? ??? ?? ?? ??? ????? ????? ???? ????? ??? ????? ???? ????? ?? ??? ??????? ?? ????? ?? ????? ????? ?? ?????? root causes analysis: conduct a root cause analysis on non-conforming products, identify the reasons and responsible departments that led to non-conforming products. ??????? ??????: ?????? ?? ????? ?? ????? ??? ????? ??????? ??? ????? ?????? ?? ??? ???? ?????? ?? ?????? ???? ????? ?? ??? ????? ??? ???? ???