Revised list of TBCs

1 files changed, 266 insertions, 0 deletions

diff --git a/backup/Machine_Design_by_U.C._Jindal_version_backup/Ch4.ipynb b/backup/Machine_Design_by_U.C._Jindal_version_backup/Ch4.ipynb
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+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:aae4d19fea549af28d592247f766b2cbe593905aad9c18e9cc47077fbd53be47"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Ch:4 Manufacturing considerations"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 4-1 - Page 112"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "from math import sqrt\n",
+      "d=70#\n",
+      "dmin=50#\n",
+      "dmax=80#\n",
+      "D=sqrt(dmin*dmax)#\n",
+      "D=63#\n",
+      "i=0.458*(D**(1/3))+(0.001*D)#\n",
+      "\n",
+      "#standard tolerance for H8 is ST1\n",
+      "ST1=25*i#\n",
+      "ST1=ST1*10**-3#\n",
+      "#standard tolerance of shaft for grade g7 is ST2\n",
+      "ST2=16*i#\n",
+      "ST2=ST2*10**-3#\n",
+      "es=-(2.5*(D**0.333))#\n",
+      "es=es*10**-3#\n",
+      "ei=es-ST2#\n",
+      "#Lower limit for hole is LLH\n",
+      "#Upper limit for hole is ULH\n",
+      "#Upper limit for shaft is ULS\n",
+      "#Lower limit for shaft is LLS\n",
+      "LLH=d#\n",
+      "ULH=LLH+ST1#\n",
+      "ULS=LLH+es#\n",
+      "LLS=ULS-ST2#\n",
+      "#Maximum clearance is Cmax\n",
+      "#minimum clearance is Cmin\n",
+      "Cmax=ULH-LLS#\n",
+      "Cmin=LLH-ULS#\n",
+      "# printing data in scilab o/p window\n",
+      "print \" LLH is %0.1f mm \"%(LLH)#\n",
+      "print \"\\n ULH is %0.3f mm \"%(ULH)#\n",
+      "print \"\\n ULS is %0.2f mm \"%(ULS)#\n",
+      "print \"\\n LLS is %0.2f mm \"%(LLS)#\n",
+      "print \"\\n Cmax is %0.3f mm \"%(Cmax)#\n",
+      "print \"\\n Cmin is %0.3f mm \"%(Cmin)#"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        " LLH is 70.0 mm \n",
+        "\n",
+        " ULH is 70.013 mm \n",
+        "\n",
+        " ULS is 69.99 mm \n",
+        "\n",
+        " LLS is 69.98 mm \n",
+        "\n",
+        " Cmax is 0.031 mm \n",
+        "\n",
+        " Cmin is 0.010 mm \n"
+       ]
+      }
+     ],
+     "prompt_number": 2
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 4-2 - Page 112"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "d=25#\n",
+      "#Lower limit for hole is LLH\n",
+      "#Upper limit for hole is ULH\n",
+      "#Upper limit for shaft is ULS\n",
+      "#Lower limit for shaft is LLS\n",
+      "ULH=d+0.021#\n",
+      "LLH=d+0#\n",
+      "ULS=d+0.041#\n",
+      "LLS=d+0.028#\n",
+      "#Maximum interference is Cmax\n",
+      "#minimum interference is Cmin\n",
+      "Cmax=ULS-LLH#\n",
+      "Cmin=LLS-ULH#\n",
+      "# printing data in scilab o/p window\n",
+      "print \"Cmax is %0.3f mm \"%(Cmax)#\n",
+      "print \"\\nCmin is %0.3f mm \"%(Cmin)#"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Cmax is 0.041 mm \n",
+        "\n",
+        "Cmin is 0.007 mm \n"
+       ]
+      }
+     ],
+     "prompt_number": 3
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 4-3 - Page 113"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "d=50#\n",
+      "Es=0.039#\n",
+      "Ei=0#\n",
+      "es=-9*10**-3#\n",
+      "ei=-34*10**-3#\n",
+      "#Shaft dia is D\n",
+      "D=d+es#\n",
+      "#Lower limit for hole is LLH\n",
+      "#Upper limit for hole is ULH\n",
+      "#Upper limit for shaft is ULS\n",
+      "#Lower limit for shaft is LLS\n",
+      "ULH=d+Es#\n",
+      "LLH=d+Ei#\n",
+      "ULS=d+es#\n",
+      "LLS=d+ei#\n",
+      "#Maximum interference is Cmax\n",
+      "#minimum interference is Cmin\n",
+      "Cmax=ULH-LLS#\n",
+      "Cmin=LLH-ULS#\n",
+      "  # printing data in scilab o/p window\n",
+      "print \" ULH is %0.3f mm \"%(ULH)#\n",
+      "print \"\\n LLH is %0.3f mm \"%(LLH)#\n",
+      "print \"\\n ULS is %0.3f mm \"%(ULS)#\n",
+      "print \"\\n LLS is %0.3f mm \"%(LLS)#\n",
+      "print \"\\n Cmax is %0.3f mm \"%(Cmax)#\n",
+      "print \"\\n Cmin is %0.3f mm \"%(Cmin)#\n",
+      "print ' Therefore, H8g7 is easy running fit'"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        " ULH is 50.039 mm \n",
+        "\n",
+        " LLH is 50.000 mm \n",
+        "\n",
+        " ULS is 49.991 mm \n",
+        "\n",
+        " LLS is 49.966 mm \n",
+        "\n",
+        " Cmax is 0.073 mm \n",
+        "\n",
+        " Cmin is 0.009 mm \n",
+        " Therefore, H8g7 is easy running fit\n"
+       ]
+      }
+     ],
+     "prompt_number": 4
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 4-3 - Page 114"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "d=30#\n",
+      "Es=0.025#\n",
+      "Ei=0#\n",
+      "es=11*10**-3#\n",
+      "ei=-5*10**-3#\n",
+      "#Shaft dia is D\n",
+      "D=d+es#\n",
+      "#Lower limit for hole is LLH\n",
+      "#Upper limit for hole is ULH\n",
+      "#Upper limit for shaft is ULS\n",
+      "#Lower limit for shaft is LLS\n",
+      "ULH=d+Es#\n",
+      "LLH=d+Ei#\n",
+      "ULS=d+es#\n",
+      "LLS=d+ei#\n",
+      "#Maximum interference is Cmax\n",
+      "#minimum interference is Cmin\n",
+      "Cmax=ULH-LLS#\n",
+      "Cmin=ULS-LLH##\n",
+      "\n",
+      "  # printing data in scilab o/p window\n",
+      "print \" ULH is %0.3f mm \"%(ULH)#\n",
+      "print \"\\n LLH is %0.3f mm \"%(LLH)#\n",
+      "print \"\\n ULS is %0.3f mm \"%(ULS)#\n",
+      "print \"\\n LLS is %0.3f mm \"%(LLS)#\n",
+      "print \"\\n Cmax is %0.3f mm \"%(Cmax)#\n",
+      "print \"\\n Cmin is %0.3f mm \"%(Cmin)#"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        " ULH is 30.025 mm \n",
+        "\n",
+        " LLH is 30.000 mm \n",
+        "\n",
+        " ULS is 30.011 mm \n",
+        "\n",
+        " LLS is 29.995 mm \n",
+        "\n",
+        " Cmax is 0.030 mm \n",
+        "\n",
+        " Cmin is 0.011 mm \n"
+       ]
+      }
+     ],
+     "prompt_number": 5
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
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