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在党的十大胜利召开喜讯的鼓午下,于去年八月我们制成了300～350毫米带表千分尺.该千分尺用于测量6300柴油机缸套和活塞外径尺寸.带表千分尺主要由带表部件(图1)和微分头25、定中心托架26、弓架24等(图2)组成.带表部件上装有拨手22,使用时手捏弓架,大姆指按动拨手,极为方便.微分头25本身的测量范围为0～25毫米.标准套管7长25毫米,用并帽5固定于弓架内侧
Under the drums of the good news of the party’s top ten victories, we made a 300-350mm band micrometer in August last year.The micrometer was used to measure 6300 diesel cylinder liner and piston outer diameter. (Figure 1) and the differential head 25, the centering bracket 26, the bow stand 24, etc. (Figure 2) composed of a watch with a dial 22, the use of hand pinch frame, the thumb press the dial , Extremely convenient.The differential head 25 itself has a measuring range of 0 to 25 mm.The standard bushing 7 is 25 mm long and is secured to the inside of the bogie with a cap 5