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      <title>Trim the Sparking Head Using NX Modeling Functions</title>
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      <div class="title_topic4" id="xps10_pagetitle">Trim the Sparking Head Using NX Modeling Functions</div>
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      <p class="para_topic">In this task, you will use <b class="uiTerm">Trim Solid </b> to quickly trim the sparking head, and then use <b class="uiTerm">NX Extrude</b> and <b class="uiTerm">Trim Body </b>to make additional changes.
      </p>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Open <b class="uiTerm">workpiece_4.prt</b>.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">On the <b class="uiTerm">Electrode Design </b><a class="links" href="javascript:void(0)" onclick="top.popUpPage('nxelectrode_design/index.html?goto=nxelectrode_design/nx_electrode_toolbar.html&amp;vars=-aux,-home','link','menubar=yes,status=no,resizable=yes,toolbar=no,scrollbars=yes,location=no,directories=no,height=600,width=500,left=100,top=100');return(false);">toolbar</a>, choose <b class="uiTerm">Trim Solid</b> <img align="bottom" src="../graphic_library/icons/toolbars/wizards/electrode_design/trim_solid.gif" border="0">.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">In the graphics window, select the cylindrical face on the box top as shown.
         </p>
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                  <p align="center"><img align="bottom" src="graphics/case10_3_initial.gif"></p>
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                  <p class="para_td"><b class="uiTerm">Selected Face</b></p>
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      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Select face 2.
         </p>
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            <col span="1" width="100*">
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                  <p align="center"><img align="bottom" src="graphics/case10_3_pick_2.gif"></p>
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                  <p class="para_td"><b class="uiTerm">Select Face 2</b></p>
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      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Select face 3.
         </p>
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      <table border="0" cellpadding="2" cellspacing="1" frame="void" rules="none" width="434" align="center">
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            <col span="1" width="100*">
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               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_pick_3.gif"></p>
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                  <p class="para_td"><b class="uiTerm">Select Face 3</b></p>
               </td>
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      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">On the <b class="uiTerm">Trim Solid</b> dialog box, click <b class="uiTerm">Preview</b>.
         </p>
      </div>
      <table border="0" cellpadding="2" cellspacing="1" frame="void" rules="none" width="434" align="center">
         <colgroup span="1">
            <col span="1" width="100*">
         </colgroup>
         <tbody>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_preview.gif"></p>
               </td>
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            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Trim Solid Preview</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">On the <b class="uiTerm">Trim Solid</b> dialog box, choose <b class="uiTerm">OK</b>. 
         </p>
      </div>
      <p class="para_topic">For this case study, define the sparking head so that it is trimmed to the top edge of the fillet.</p>
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               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_edge_compare.gif"></p>
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                  <p class="para_td"><b class="uiTerm">Top Edge for Trimming the Sparking Head</b></p>
               </td>
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                  <p align="center"><img align="bottom" src="graphics/case10_3_edge_compare.gif"></p>
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               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Top Edge for Trimming the Sparking Head</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><table border="0" cellpadding="2" cellspacing="1" frame="void" rules="none" width="434" align="center">
         <colgroup span="1">
            <col span="1" width="100*">
         </colgroup>
         <tbody>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_edge_compare_close.gif"></p>
               </td>
            </tr>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" height="27" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Closer View of Top Edge</b></p>
               </td>
            </tr>
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      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Hide the sparking head solid.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">From the <b class="uiTerm">Start </b>menu <img align="bottom" src="graphics/nx_start_button_globe.gif" border="0">, choose <img align="bottom" src="graphics/ico_t_modeling_menu.gif" border="0"><b class="uiTerm">Modeling</b>.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">On the <b class="uiTerm"> Form Feature</b> toolbar, choose <b class="uiTerm">Extrude</b> <img align="bottom" src="graphics/ico_t_extrude.gif" border="0">.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Select the top edge of the fillet.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Lengthen the sparking head by adjusting the <b class="uiTerm">Start</b> and <b class="uiTerm">End</b> limits of the <b class="uiTerm">Extrude</b> function.
         </p>
      </div>
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            <td valign="top" align="left"><img align="left" src="../graphics/note.gif" alt="Note" title="Note"></td>
            <td valign="bottom" align="left" width="100%">
               <div class="para_note">
                  <p class="para_note_body">If your <b class="uiTerm">NX Modeling</b> license is not active, click <b class="uiTerm">CTRL+M</b> on your computer keyboard to activate it.
                  </p>
               </div>
            </td>
         </tr>
      </table>
      <table border="0" cellpadding="2" cellspacing="1" frame="void" rules="none" width="434" align="center">
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            <col span="1" width="100*">
         </colgroup>
         <tbody>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_extrude_3_result.gif"></p>
               </td>
            </tr>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Extrude Preview</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif"> On the <b class="uiTerm">NX Extrude</b> dialog box, click <b class="uiTerm">OK</b>.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Show the sparking head solid body and hide the workpiece.
         </p>
      </div>
      <table border="0" cellpadding="2" cellspacing="1" frame="void" rules="none" width="434" align="center">
         <colgroup span="1">
            <col span="1" width="100*">
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         <tbody>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_extrude_pre_trim.gif"></p>
               </td>
            </tr>
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               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">View with Workpiece Hidden</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif"> In <b class="uiTerm">NX Modeling</b>, choose <b class="uiTerm">Trim Body</b> <img align="bottom" src="graphics/ico_t_trimbody.gif" border="0">.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Select the sparking head as the <b class="uiTerm">Target</b> and click <b class="uiTerm">MB2</b>.
         </p>
      </div>
      <table border="0" cellpadding="2" cellspacing="1" frame="void" rules="none" width="434" align="center">
         <colgroup span="1">
            <col span="1" width="100*">
         </colgroup>
         <tbody>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_extrude_pr.gif"></p>
               </td>
            </tr>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Trim Body Target</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Select the extrude sheet body as the Tool.
         </p>
      </div>
      <table border="0">
         <tr>
            <td valign="top" align="left"><img align="left" src="../graphics/note.gif" alt="Note" title="Note"></td>
            <td valign="bottom" align="left" width="100%">
               <div class="para_note">
                  <p class="para_note_body">It may be necessary to reverse the direction of the trim.</p>
               </div>
            </td>
         </tr>
      </table>
      <table border="0" cellpadding="2" cellspacing="1" frame="void" rules="none" width="434" align="center">
         <colgroup span="1">
            <col span="1" width="100*">
         </colgroup>
         <tbody>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_extrude_pre_trim_t.gif"></p>
               </td>
            </tr>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Prevew of Trimmed Body</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">To produce the final trimmed solid, On the <b class="uiTerm">Trim Body</b> dialog box, click <b class="uiTerm">OK</b>.
         </p>
      </div>
      <table border="0" cellpadding="2" cellspacing="1" frame="void" rules="none" width="434" align="center">
         <colgroup span="1">
            <col span="1" width="100*">
         </colgroup>
         <tbody>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case10_3_trim_result.gif"></p>
               </td>
            </tr>
            <tr bgcolor="" valign="middle">
               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Results of Trim Body Operation</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Close the part file.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">To continue, click the <b class="uiTerm">Next </b> button.
         </p>
      </div>
      <p class="para_topic"> </p>
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