Method and device for measuring length of automobile transmission shaft under constant pressure
A technology of length measurement and constant pressure, applied in the direction of measuring device, mechanical measuring device, using mechanical device, etc., can solve the problems of affecting the centering effect, inaccurate measurement results, and offset of the axis of the shaft tube and the telescopic sleeve. Small footprint, high measurement accuracy, and improved accuracy
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[0034] refer to figure 1 and figure 2 Shown, a kind of length measuring device under the constant pressure of automobile transmission shaft of the present invention comprises base 1, slide rail 2, fixed plate 3, movable plate 4, hand crank, limit baffle plate 5, cylinder clamping device, A motor drive device, a tension measuring device and a supporting device, the slide rail 2 is fixed on the base 1, the slide rail 2 is provided with a fixed plate 3 and a movable plate 4, and the bottoms of the fixed plate 3 and the movable plate 4 are all fixed The sliding block 6 matched with the slide rail 2, the fixed plate 3 is connected to a tension measuring device on one side away from the movable plate 4; the tension measuring device includes a force sensor 13 and a sensor holder 14, and the sensor holder 14 is fixed on the base 1, one end of the force sensor 13 is connected to the sensor holder 14, and the other end is connected to the fixed plate 3; above the fixed plate 3 and the...
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