<!DOCTYPE html
  PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

<!--
Copyright (c) 2006 UGS Corp.

All Rights Reserved.

This software and related documentation are proprietary to UGS Corp.
-->
<html>
   <head>
      <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
      <title>User Defined Mill Tool Drive Points</title>
      <script language="javaScript">
        abridged="false";
        displayConditions=new Array();
      </script>
      <link type="text/css" href="../css/main_styles.css" rel="stylesheet">
   </head>
   <body class="bodydocs" onload="top.pageLoader()" bgcolor="#FFFFFF">
      <div class="title_topic4" id="xps10_pagetitle">User Defined Mill Tool Drive Points</div>
      <hr noshade="true">
      <table cellspacing="4" align="center">
         <tr valign="top">
            <td bgcolor="#f7f7f7" colspan="1" rowspan="1">
               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/pmill_sct_pl_prof.html');return(false);">Overview</a></p>
            </td>
            <td bgcolor="#f7f7f7" colspan="1" rowspan="1">
               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/user_def_mill_tool_op_ht.html');return(false);"> How To</a></p>
            </td>
            <td bgcolor="#f7f7f7" colspan="1" rowspan="1">
               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/user_def_mill_tool_drive_pts.gif.html');return(false);">Related Topics</a></p>
            </td>
         </tr>
      </table><br><p class="para_topic">A drive point is required to position the tool along the boundary. Where you define the drive point depends on whether or not the part has the geometry modeled. The figure below shows the drive point (A), boundary (B), and boundary plane (C), for a part (1) with the fillet modeled, and for a part (2) without the fillet modeled.</p>
      <p class="para_topic"><img align="bottom" src="graphics/user_def_mill_tool_drive_pts.gif" border="0"></p>
      <p class="para_topic">The following figure shows the same conditions for a chamfer tool.</p>
      <p class="para_topic"><img align="bottom" src="graphics/user_def_mill_tool_drive_pts-chmf.gif" border="0"></p>
      <p class="para_topic">You can output tracking data to define a tool path that is positioned relative to the tool. The figure below shows possible drive points and output tracking points for a chamfer tool. A = user defined mill tool, B = boundary levels, C = centerline output tracking point, D = drive point, E = contact contour tracking point (<b class="uiTerm">Output Contact/Tracking Data</b> option)
      </p>
      <p class="para_topic"><img align="bottom" src="graphics/user_def_tool-chamfer_drive_pts.gif" border="0"></p>
   </body>
</html>