螺紋量規(guī)計(jì)算公式

螺紋量規(guī)的尺寸,,,,,,

本顏色為查表得數(shù)據(jù)名稱,本顏色為查表得數(shù)據(jù)值,,本顏色為計(jì)算后數(shù)值,,,本顏色為公差值

適用于檢驗(yàn)內(nèi)、外螺紋,,,,,,

1、查基本尺寸,,,,,,

名稱,數(shù)值,公差,,,,

,,上偏差,下偏差,,,

內(nèi)螺紋,,,,,,

大徑D,6,,,,,

中徑D2,5.35,,,,,

小徑D1,4.917,,,,,

內(nèi)螺紋基本偏差EI,0,,,,,

外螺紋,,,,,,

大徑ｄ,6,,,,,

中徑ｄ2,5.35,,,,,

小徑ｄ1,4.917,,,,,

外螺紋基本偏差ｅｓ,0,,,,,

2、查表,,,,,,

1）、查內(nèi)螺紋中徑公差：,,,,,,

TD2,0.15,,,,,

2）、查外螺紋中徑公差：,,,,,,

Tｄ2,0.112,,,,,

3）、根據(jù)TD2、Tｄ2查表得如下系數(shù)：,,,,,,

TR,0.014,,,,,

TPL,0.009,,,,,

TCP,0.008,,,,,

ｍ,0.015,,,,,

F1,0.1,,,,,

ZR,0.002,,,,,

ZPL,0.006,,,,,

WGO-通端螺紋環(huán)規(guī),0.016,,,,,

WGO-通端螺紋塞規(guī),0.016,,,,,

WNG-止端螺紋環(huán)規(guī),0.012,,,,,

WNG-止端螺紋塞規(guī),0.012,,,,,

3、計(jì)算,,,,,,

1）、螺紋塞規(guī),,計(jì)算值,,,,

T：通端螺紋塞規(guī)尺寸,,,,,,

大徑ｄ＝（D+EI+ZPL+TPL）,,6.015,,,,

ｄ的公差下偏差＝-2TPL,,-0.018,,,,

ｄ的公差上偏差＝0,,0,,,,

中徑ｄ2＝（D2+EI+ZPL+TPL/2）,,5.3605,,,,

ｄ2的上偏差:=0,,0,,,,

ｄ2的下偏差:=-TPL,,-0.009,,,,

中徑磨損d2s,,,,,,

d2s=D2+EI+ZPL-WGO,,5.34,,,,

小徑d1≤D1+EI,,4.917,,,,

Z：通端螺紋塞規(guī)尺寸,,,,,,

大徑d=D2+EI+TD2+TPL/2+2F1+TPL,,5.7135,,,,

ｄ的公差上偏差＝0,,0,,,,

ｄ的公差下偏差＝-2TPL,,-0.018,,,,

中徑d2=D2+EI+TD2+TPL/2+TPL/2,,5.509,,,,

ｄ2的上偏差:=0,,0,,,,

ｄ2的下偏差:=-TPL,,-0.009,,,,

中徑磨損d2s,,,,,,

d2s=D2+EI+TD2+TPL/2-WNG,,5.4925,,,,

小徑d1≤D1+EI,,4.917,,,,

2）、螺紋環(huán)規(guī),,,,,,

T:通螺紋環(huán)規(guī),,,,,,

大徑D≥D+es-ZR-TR/2,,6.009,,,,

中徑D2=d2+es-ZR-TP/2,,5.341,,,,

中徑上偏差＝+TR,,0.014,,,,

中徑下偏差＝0,,0,,,,

中徑磨損D2s＝d2+es-ZR-TR/2+TR/2+WGO,,5.364,,,,

小徑D1＝D1+ｅｓ-TR/2,,4.91,,,,

小徑上偏差＝+TR,,0.014,,,,

小徑下偏差＝0,,0,,,,

TT校通-通螺紋塞規(guī),,,,,,

大徑ｄ＝d+es+TPL,,6.009,,,,

大徑上偏差＝0,,0,,,,

大徑下偏差＝-2TPL,,-0.018,,,,

中徑：ｄ2＝ｄ2+ｅｓ-ZR-ｍ-TCP/2,,5.337,,,,

中徑上偏差＝0,,0,,,,

中徑下偏差＝-TCP,,-0.008,,,,

小徑ｄ1≤D1+es-ZR-m,,4.9,,,,

TZ校通-止螺紋塞規(guī),,,,,,

大徑d=d2+es-ZR-TR/2+2F1+TPL/2,,5.5595,,,,

大徑上偏差＝0,,0,,,,

大徑下偏差＝-TPL,,-0.009,,,,

中徑d2=d2+es-ZR+TR/2+TCP/2,,5.359,,,,

中徑上偏差＝0,,0,,,,

中徑下偏差＝-TCP,,-0.008,,,,

小徑ｄ1≤D1+es-TR/2,,4.91,,,,

TS校通-損螺紋塞規(guī)尺寸,,,,,,

大徑ｄ＝ｄ2+ｅｓ-ZR+WGO+2F1+TPL/2,,5.5685,,,,

大徑上偏差＝0,,0,,,,

大徑下偏差＝-TPL,,-0.009,,,,

中徑ｄ2＝ｄ2+ｅｓ-ZR+WGO+TCP/2,,5.368,,,,

中徑上偏差＝0,,0,,,,

中徑下偏差＝-TCP,,-0.008,,,,

小徑≤D1+es-TR/2,,4.91,,,,

Z止端螺紋環(huán)規(guī)尺寸,,,,,,

大徑d≥ｄ+es+TPL,,6.009,,,,

中徑ｄ2＝ｄ2+ｅｓ-Tｄ2+TR/2-TR/2,,5.224,,,,

中徑上偏差＝+TR,,0.014,,,,

中徑下偏差＝0,,0,,,,

小徑ｄ1＝ｄ2+ｅｓ-Tｄ2-TR/2-2F1-TR,,5.017,,,,

小徑上偏差＝+2TR,,0.028,,,,

小徑下偏差＝0,,0,,,,

ZT校止-通螺紋塞規(guī),,,,,,

大徑ｄ＝ｄ+ｅｓ+TPL,,6.009,,,,

大徑上偏差＝0,,0,,,,

大徑下偏差＝-2TPL,,-0.018,,,,

中徑ｄ2＝ｄ2+ｅｓ-Tｄ2+TR/2-ｍ+TCP/2,,5.212,,,,

中徑上偏差＝0,,0,,,,

中徑下偏差＝-TCP,,-0.008,,,,

小徑≤D1+es-Td2-TR/2-m,,4.783,,,,

ZZ校止-止螺紋塞規(guī),,,,,,

大徑d=d+es-Td2+TPL,,5.897,,,,

大徑上偏差＝0,,0,,,,

大徑下偏差=-2TPL,,-0.018,,,,

中徑d2=d2+es-Td2+TCP/2,,5.242,,,,

中徑上偏差=0,,0,,,,

中徑下偏差=-TCP,,-0.008,,,,

小徑d1≤D1+es-Td2,,4.805,,,,

ZS校止-損螺紋塞規(guī),,,,,,

大徑d=d+es-Td2-TR/2+WNG+TPL,,5.902,,,,

大徑上偏差＝0,,0,,,,

大徑下偏差=-2TPL,,-0.018,,,,

中徑d2=d2+es-Td2-TR/2+WNG+TCP/2