| 摘要 |
An inner diameter micrometer, comprises a fixing bend measuring rod (12), a moving bend measuring rod (15), a transmission shaft (28), a supporting sleeve (2), a differential sleeve (4), an adjusting knob (7), a ruler body (9), and a digital display device (52) specially used for the inner diameter micrometer. The fixing bend measuring rod (12) and the moving bend measuring rod (15) are provided with a fixing bend measuring head (13) and a moving bend measuring head (14) respectively, the fixing bend measuring rod (12) is connected with the ruler body (9), the moving bend measuring rod (15) is connected with the supporting sleeve (2) and the transmission shaft (28), the transmission shaft (28) is connected with the differential sleeve (4) and the adjusting knob (7), the supporting sleeve (2) is connected with the ruler body (9) and the differential sleeve (4), the ruler body (9) of the digital inner diameter micrometer is provided with a digital display device (52). Limitations and shortcomings in measuring process using present measuring tools are effectively solved by the inner diameter micrometer, which meets the requirements for accuracy and convenience in measuring process. |
