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      <title>Engage page</title>
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      <div class="title_topic3" id="xps10_pagetitle">Engage page</div>
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               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/noncut_moves_ov.html');return(false);">Overview</a></p>
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               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_list_opt.html');return(false);">Options</a></p>
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               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_list_rt.html');return(false);">Related Topics</a></p>
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            <td valign="top" align="left"><img align="left" src="../graphics/note.gif" alt="Note" title="Note"></td>
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               <div class="para_note">
                  <p class="para_note_body">When it is not possible to insert the specified engage type safely, NX substitutes a <a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_engage_substitutes.html');return(false);">safe engage</a>.
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                  <p class="para_td"><b class="uiTerm">Closed Area</b></p>
                  <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_open_vs_closed.html');return(false);">Closed areas</a> are regions where the tool must cut into the part material before reaching the current cut level (Z level).
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                  <p class="para_td"><b class="uiTerm">Type</b></p>
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                  <ul>
                     <li>
                        <p class="para_item"><b class="uiTerm"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_engage_helical.html');return(false);">Helical</a></b> creates a collision-free helix shaped engage move at the first cutting motion. <b class="uiTerm">Helical</b> is not used if it would gouge the part while engaging. The part/check geometry is avoided by the <b class="uiTerm">Minimum Clearance</b> distance. If the requirements for a <b class="uiTerm">Helical</b> move can not be satisfied, a ramp move with the same parameters is substituted. The helix size will range from the requested size down to the minimum allowed.
                        </p>
                     </li>
                     <li>
                        <p class="para_item"><b class="uiTerm"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_engage_ramp_on_shape.html');return(false);">Ramp on Shape</a></b> creates a ramping engage move that follows the shape of the first cutting motions. If <b class="uiTerm">Minimum Clearance</b> &gt; 0, the shape can be modified by the part/check offset profile.
                        </p>
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                     <li>
                        <p class="para_item"><b class="uiTerm">Plunge</b> engages directly into the part from the specified <b class="uiTerm">Height</b>. 
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                              <td valign="top" align="left"><img align="left" src="../graphics/note.gif" alt="Note" title="Note"></td>
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                                 <div class="para_note">
                                    <p class="para_note_body"> The <b class="uiTerm">Height</b> value must be more than the amount of material remaining on the face to machine.
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                     </li>
                     <li>
                        <p class="para_item"><b class="uiTerm">None</b> does not output any engage moves, eliminates the corresponding approach move at the beginning of the tool path, and eliminates the departure move at the end of the tool path.
                        </p>
                     </li>
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                  <p class="para_td"><b class="uiTerm">Open Area</b></p>
                  <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_open_vs_closed.html');return(false);">Open areas</a> are regions where the tool can enter the current cut level (Z level) through air.
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                  <p class="para_td">If the engage move is inside the <b class="uiTerm">Minimum Clearance</b> offset value, the move is extended to ensure the engage is the <b class="uiTerm">Minimum Clearance</b> distance away from the part geometry.
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                  <p class="para_td"><b class="uiTerm">Type</b></p>
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                  <ul>
                     <li>
                        <p class="para_item"><b class="uiTerm">Same as Closed Area</b></p>
                        <p class="para_item">No <b class="uiTerm">Open Area</b> moves are attempted and the <b class="uiTerm">Closed Area</b> default is used.
                        </p>
                     </li>
                     <li>
                        <p class="para_item"><b class="uiTerm"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_engage_linear.html');return(false);">Linear</a></b> creates an engage move at the specified distance in the same direction as the first cut motion.
                        </p>
                        <ul>
                           <li>
                              <p class="para_item">Enter a <b class="uiTerm">Swing Angle</b> value to engage at an angle in the same plane as the cutting level. A positive swing angle always takes you away from the part or away from the next cut.
                              </p>
                              <p class="para_item"><img align="bottom" src="graphics/ncm_swing_angle.gif" border="0"></p>
                              <p class="para_item">Note: If the cut region shape is &ldquo;closed&rdquo;, a zero value is perpendicular to the region and the angle swings you back towards the part.</p>
                           </li>
                           <li>
                              <p class="para_item">Enter a <b class="uiTerm">Ramp Angle</b> value to engage from above the cutting level.
                              </p>
                           </li>
                        </ul>
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                              <td valign="top" align="left"><img align="left" src="../graphics/note.gif" alt="Note" title="Note"></td>
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                                 <div class="para_note">
                                    <p class="para_note_body">The engage for <b class="uiTerm">Follow Periphery</b> is perpendicular to the direction of the first cut motion.
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                     </li>
                     <li>
                        <p class="para_item"><b class="uiTerm"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_engage_arc.html');return(false);">Arc</a></b> creates a circular engage move tangent (if possible) to the start of the cutting move.
                        </p>
                        <p class="para_item">The arc angle and the arc radius determine where the circular move starts. A linear move is added if necessary to start the engage the specified <b class="uiTerm">Minimum Clearance</b> distance away from the part.
                        </p>
                     </li>
                     <li>
                        <p class="para_item"><b class="uiTerm">Point</b> specifies a point for linear engages to start.
                        </p>
                        <p class="para_item">Add a radius (A) to smoothly transition from the linear engage move to the cutting move on part material.</p>
                        <p class="para_item"><img align="bottom" src="graphics/ncm_engage_retract-point.gif" border="0"></p>
                     </li>
                     <li>
                        <p class="para_item"><b class="uiTerm">Along Vector</b> uses the <b class="uiTerm">Vector Constructor</b> to define the engage direction.
                        </p>
                     </li>
                     <li>
                        <p class="para_item"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_ang-ang_plane.html');return(false);"><b class="uiTerm">Ang-Ang Plane</b></a> specifies a plane to start from. A swing angle and ramp angle define the engage direction. The plane defines the length.
                        </p>
                     </li>
                     <li>
                        <p class="para_item"><a class="links" href="javascript:void(0)" onclick="top.openFile('mfgmilling/ncm_vector_plane.html');return(false);"><b class="uiTerm">Vector Plane</b></a> specifies a plane to start from. Uses the <b class="uiTerm">Vector Constructor</b> to define the engage direction. The plane defines the length.
                        </p>
                     </li>
                  </ul>
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                  <p class="para_td"><b class="uiTerm">Trim</b></p>
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                  <p class="para_td">Trims <b class="uiTerm">Arc</b> and <b class="uiTerm">Linear</b> engage moves to the <b class="uiTerm">Minimum Clearance</b> distance. Limits the overall distance of the engage move while still ensuring that the move is the <b class="uiTerm">Minimum Clearance</b> distance away from the material.
                  </p>
                  <p class="para_td">Adds a move from the center of the <b class="uiTerm">Arc</b> engage to the start of the arc.
                  </p>
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                  <p class="para_td"><b class="uiTerm">Start at Arc Center</b></p>
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                  <p class="para_td">Adds a move from the start of the <b class="uiTerm">Arc</b> engage back to the center of the arc.
                  </p>
                  <p class="para_td"><img align="bottom" src="graphics/ncm_start_at_arc_center.gif" border="0"></p>
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      </table><br><a class="endOfDocLinks" href="ncm_engage_helical.html">Helical</a><br><a class="endOfDocLinks" href="ncm_engage_ramp_on_shape.html">Ramp on Shape</a><br><a class="endOfDocLinks" href="ncm_engage_linear.html">Linear</a><br><a class="endOfDocLinks" href="ncm_engage_arc.html">Arc</a><br><a class="endOfDocLinks" href="ncm_ang-ang_plane.html">Ang-Ang Plane</a><br><a class="endOfDocLinks" href="ncm_vector_plane.html">Vector Plane</a><br><a class="endOfDocLinks" href="ncm_engage_substitutes.html">Safe Engage substitutions</a><br><a class="endOfDocLinks" href="engret_auto_min.html">Minimum Ramp Length-for closed area engages</a><br></body>
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