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1)  external tapered thread
圆锥外螺纹
1.
Measurements of non-contact external tapered thread based on linear array CCD;
圆锥外螺纹的线阵CCD非接触检测方法
2)  taper thread plug
圆锥螺纹
1.
With the development of industry,there are more requirements of accaracy of taper thread plug gauge s manufacture.
随着现代工业的发展,对圆锥螺纹塞规的加工精度提出了更高的要求,如何提高圆锥螺纹塞规的测量准确度成为必须解决的重要课题。
3)  Internal taper thread
圆锥内螺纹
1.
Non-damage measurement on internal taper thread of electrode;
电极圆锥内螺纹的无损检测
4)  cone-shaped thread
圆锥管螺纹
1.
There are many ways to measure base-level pitch diameter of cone-shaped thread.
检测圆锥管螺纹基面中径的方法有很多,但测量过程复杂。
5)  taper thread
圆锥形螺纹
6)  R_C1/4 tapered internal screw
RC1/4圆锥内螺纹
1.
One technics of numerical control milling of R_C1/4 tapered internal screw of pressure transducer foundation of airtightness test instrument of automobile trachea and process of numerical control milling on R_C1/4 tapered internal screw by applying macrogram is introduced.
介绍一种汽车排气管气密性测试仪的压力传感器基座RC1/4圆锥内螺纹的数控铣削工艺,及应用宏程序对RC1/4圆锥内螺纹的数控铣削过程。
补充资料:55°圆锥管螺纹型式和尺寸
螺纹代号
基本尺寸
英 寸
大径
mm
d=D
螺距
mm
p
每英寸牙数
tpi
中径
mm
d2=D2
小径
外螺纹
d3
牙型高度
H1
圆弧尺寸
r
底孔尺寸
mm
R 1/161/16"7.7230.907287.1426.5610.5810.1256.4
R 1/81/8"9.7280.907289.1478.5660.5810.1258.4
R 1/41/4"13.1571.3371912.30111.4450.8560.18411.2
R 3/83/8"16.6621.3371915.80614.9500.8560.18414.75
R 1/21/2"20.9551.8141419.79318.6311.1620.24918.25
R 3/43/4"26.4411.8141425.27924.1171.1620.24923.75
R 11"33.2492.3091131.7730.2911.4790.31730
R 1 1/41 1/4"41.9102.3091140.43138.9521.4790.31738.5
R 1 1/21 1/2"47.8032.3091146.32444.8451.4790.31744.5
R 22"59.6142.3091158.13556.6561.4790.31756
R 2 1/22 1/2"75.1842.3091173.70572.2261.4790.31771
R 33"87.8842.3091186.40584.9261.4790.31785.5
R 44"113.0302.30911111.551110.0721.4790.317110.5
R 55"138.4302.30911136.951135.4721.4790.317136
R 66"163.8302.30911162.351160.8721.4790.317161.5
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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