壳型测针 大半径直径 最适宜用于平整表面。 钢球测针 最适宜用于具有深压痕的工件。
由测量点数据，测量程序控制测针自动进行测量，从而测得真实齿面的结构参数。
Using the data of grids, the measurement process is completed automatically, the deviations of the real tooth surface from the theoretical one are obtained.
可以直接连接在扫描头上的测针。不用进行更换测头就可以同时进行扫描和点测量工作。
Can be directly connected to the scanning head of the test needle. Not to replace the probe can be scanned simultaneously and point measurements.
在计算中，考虑了测针与针孔壁间的附加摩擦力，以及测针端部凸出压板表面的高度对实测结果的影响，并分别进行了修正。
The effects of additional friction between pin and pin-hole and of the height of pin over the press-plate surface on the practically measured values was taken into account and their corrections were …
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