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      <title>Centerline Drilling</title>
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      <div class="title_topic2" id="xps10_pagetitle">Centerline Drilling</div>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('mfgturning/turn_rough.html');return(false);">Roughing</a></p>
            </td>
            <td colspan="1" rowspan="1" width="26%">
               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('mfgturning/turn_finish.html');return(false);">Finishing</a></p>
            </td>
            <td colspan="1" rowspan="1" width="26%">
               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('mfgturning/turn_teach.html');return(false);">Teachmode</a></p>
            </td>
            <td colspan="1" rowspan="1" width="26%">
               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('mfgturning/turn_thread.html');return(false);">Threading</a></p>
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      </table><br><p class="para_topic">Use Centerline Drilling to perform drilling operations with a non-rotating tool on the lathe spindle centerline with the workpiece rotating. </p>
      <p class="para_topic">The centerline drill operation supports two different types of cycles:</p>
      <ul>
         <li>
            <p class="para_item">Controller (canned) machine cycles &mdash; The system outputs one cycle event containing all cycle parameters and a single GOTO statement representing the start position of your NC machine-specific drilling cycle.</p>
         </li>
         <li>
            <p class="para_item">Simulated machine cycles &mdash; The turning processors compute a centerline drilling tool path. The system outputs a series of GOTO statements and no CYCLE event.</p>
         </li>
      </ul>
      <div class="title_division"> Accessing Centerline Drilling</div>
      <p class="para_division">To access the <b class="uiTerm">Centerline Drilling</b> dialog:
      </p>
      <ul>
         <li>
            <p class="para_item">Select the <b class="uiTerm">Create Operation</b> icon  <img align="bottom" src="graphics/ico_t_create_operation.gif" border="0"> or
            </p>
         </li>
         <li>
            <p class="para_item">select <b class="uiTerm">Insert</b> &rarr; <b class="uiTerm">Operation</b> from the main menu bar or
            </p>
         </li>
         <li>
            <p class="para_item">MB3 on the geometry (geometry view in the <b class="uiTerm">Operation Navigator</b>) for which you want to create an operation and choose <b class="uiTerm">Insert</b> &rarr; <b class="uiTerm">Operation</b> 
            </p>
         </li>
      </ul>
      <p class="para_division">then</p>
      <ol type="1" start="1">
         <li>
            <p class="para_item">Select <b class="uiTerm">Turning</b> from the available templates in the <b class="uiTerm">Create Operation</b> dialog.
            </p>
         </li>
         <li>
            <p class="para_item">Select from the following centerline drilling operations</p>
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                  <td colspan="1" rowspan="1">
                     <p align="center"><img align="bottom" src="graphics/icon_cd_spot_drill.gif"></p>
                  </td>
                  <td colspan="1" rowspan="1">
                     <p class="para_td"><b class="uiTerm">Spot drill</b> 
                     </p>
                  </td>
               </tr>
               <tr valign="top">
                  <td colspan="1" rowspan="1">
                     <p align="center"><img align="bottom" src="graphics/icon_cd.gif"></p>
                  </td>
                  <td colspan="1" rowspan="1">
                     <p class="para_td"><b class="uiTerm">Drilling</b></p>
                  </td>
               </tr>
               <tr valign="top">
                  <td colspan="1" rowspan="1">
                     <p align="center"><img align="bottom" src="graphics/icon_cd_peck_drill.gif"></p>
                  </td>
                  <td colspan="1" rowspan="1">
                     <p class="para_td"><b class="uiTerm">Peck drill</b> 
                     </p>
                  </td>
               </tr>
               <tr valign="top">
                  <td colspan="1" rowspan="1">
                     <p align="center"><img align="bottom" src="graphics/icon_cd_brk_chip.gif"></p>
                  </td>
                  <td colspan="1" rowspan="1">
                     <p class="para_td"><b class="uiTerm">Breakchip</b> 
                     </p>
                  </td>
               </tr>
               <tr valign="top">
                  <td colspan="1" rowspan="1">
                     <p align="center"><img align="bottom" src="graphics/icon_cd_reaming.gif"></p>
                  </td>
                  <td colspan="1" rowspan="1">
                     <p class="para_td"><b class="uiTerm">Reaming</b> (creates a bore cycle)
                     </p>
                  </td>
               </tr>
               <tr>
                  <td colspan="1" rowspan="1" valign="top">
                     <p align="center"><img align="bottom" src="graphics/icon_cd_tap.gif"></p>
                  </td>
                  <td colspan="1" rowspan="1" valign="top">
                     <p class="para_td"><b class="uiTerm">Tapping</b></p>
                  </td>
               </tr>
            </table><br><p class="para_item"></p>
         </li>
         <li>
            <p class="para_item">Enter the desired program, geometry, tool, method and name of operation.</p>
         </li>
      </ol>
      <p class="para_division">or </p>
      <ul>
         <li>
            <p class="para_item">Double-click on an existing centerline drilling operation in the <b class="uiTerm">Operation Navigator</b>.
            </p>
         </li>
      </ul>
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