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      <title>Recognize and manipulate bends</title>
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      <div class="title_topic4" id="xps10_pagetitle">Recognize and manipulate bends</div>
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               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('pdw/direct_unfold_overview.html');return(false);">Overview</a></p>
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               <p class="para_td">How To</p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('pdw/pdw_sm_directunfold_options.html');return(false);">Options</a></p>
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            <td bgcolor="#f7f7f7" colspan="1" height="70" rowspan="1">
               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('pdw/pdw_sm_directunfold_reltopics.html');return(false);">Related Topics</a></p>
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      </table><br><p class="para_topic">The <b class="uiTerm">Direct Unfolding</b> dialog box includes different unfolding <b class="uiTerm">Types</b> and a choice of <b class="uiTerm">Operations</b> to perform on bends. Some <b class="uiTerm">Operations</b> are unavailable for some bends. 
      </p>
      <ol type="1" start="1">
         <li>
            <p class="para_item">On the <b class="uiTerm">Sheet Metal Tools</b> toolbar, click <b class="uiTerm">Direct Unfolding</b> <img align="bottom" src="../graphic_library/icons/toolbars/wizards/sheet_metal_tools/direct_unfolding.gif" border="0">.
            </p>
         </li>
         <li>
            <p class="para_item">In the <b class="uiTerm">Direct Unfolding</b> dialog box, select a Material from the list, or click <b class="uiTerm"> Load Material Database </b><img align="bottom" src="../graphic_library/icons/dialogs/wizards/direct_unfolding/load_material_database.gif" border="0"> to edit the available materials.
            </p>
         </li>
         <li>
            <p class="para_item">Select the body you need to manipulate from the <b class="uiTerm">Solid Bodies</b> list.
            </p>
         </li>
         <li>
            <p class="para_item">In the <b class="uiTerm">Type</b> group of the <b class="uiTerm">Direct Unfolding</b> dialog box, click <b class="uiTerm">Auto-Recognize Bend</b> <img align="bottom" src="../graphic_library/icons/dialogs/wizards/direct_unfolding/auto_recognize_bend.gif" border="0">. 
            </p>
         </li>
         <li>
            <p class="para_item">In the graphics window, select the planar face to which you want all bends unfolded.</p>
            <div class="figure">
               <p align="center"><img align="bottom" src="graphics/du_selected_faces.gif"></p>
            </div>
            <div class="title_figure">The planar face selected</div>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Apply</b> to recognize the bends. 
            </p>
         </li>
      </ol>
      <p class="para_topic">The software displays the recognized bends in a table. Click on any heading, listed below, to reorder the list.</p>
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               <td colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Name</b></p>
               </td>
               <td colspan="1" rowspan="1">
                  <p class="para_td">The name of the bend</p>
               </td>
            </tr>
            <tr>
               <td colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Radius</b></p>
               </td>
               <td colspan="1" rowspan="1">
                  <p class="para_td">The bend radius</p>
               </td>
            </tr>
            <tr>
               <td colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Angle</b></p>
               </td>
               <td colspan="1" rowspan="1">
                  <p class="para_td">The bend angle</p>
               </td>
            </tr>
            <tr>
               <td colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">K</b></p>
               </td>
               <td colspan="1" rowspan="1">
                  <p class="para_td">The K-factor</p>
               </td>
            </tr>
            <tr>
               <td colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Length</b></p>
               </td>
               <td colspan="1" rowspan="1">
                  <p class="para_td">The developed length</p>
               </td>
            </tr>
         </tbody>
      </table><br><p class="para_topic">After you recognize bends, you can use the other <a class="links" href="javascript:void(0)" onclick="top.openFile('pdw/pdw_sm_directunfold_options.html#du_types');return(false);"><b class="uiTerm">Types</b></a> or select bends from the table and use any of the <a class="links" href="javascript:void(0)" onclick="top.openFile('pdw/pdw_sm_directunfold_options.html#du_operations');return(false);"><b class="uiTerm">Operations</b></a> to manipulate them.
      </p>
      <ol type="1" start="7">
         <li>
            <p class="para_item">In the <b class="uiTerm">Type</b> group of the <b class="uiTerm">Direct Unfolding</b> dialog box, click one of the last three buttons.
            </p>
            <div class="figure">
               <p align="center"><img align="bottom" src="graphics/du_bend_types.gif"></p>
            </div>
            <div class="title_figure">From left to right, Merge Bend, Define Multi-Steps Bend and Define Over Bend</div>
         </li>
         <li>
            <p class="para_item">Select a bend face from the bend table, or in the graphics window.</p>
         </li>
         <li>
            <p class="para_item">In the area between the <b class="uiTerm">K&mdash; Factor</b> box and <b class="uiTerm">Operations</b> group, enter data according to the table below. 
            </p>
         </li>
      </ol>
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               <td bgcolor="silver" colspan="1" height="31" rowspan="1"><a name="du_bends"></a><p class="para_td">Bend Type</p>
               </td>
               <td bgcolor="silver" colspan="1" height="31" rowspan="1">
                  <p class="para_td">Procedure</p>
               </td>
            </tr>
            <tr>
               <td bgcolor="" colspan="1" rowspan="1" valign="top">
                  <p class="para_td"><img align="bottom" src="../graphic_library/icons/dialogs/wizards/direct_unfolding/merge_bend.gif" border="0"></p>
                  <p class="para_td"><b class="uiTerm">Merge Bend</b></p>
               </td>
               <td colspan="1" rowspan="1">
                  <ol type="1" start="1">
                     <li>
                        <p class="para_item">Select co-linear bends of the same angle</p>
                     </li>
                     <li>
                        <p class="para_item">Click <b class="uiTerm">Apply</b></p>
                     </li>
                  </ol>
                  <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">If you perform <b class="uiTerm">Merge Bend</b> on previously merged bends, the software will separate them into individual bends again.
                              </p>
                           </div>
                        </td>
                     </tr>
                  </table>
               </td>
            </tr>
            <tr>
               <td bgcolor="" colspan="1" rowspan="1" valign="top">
                  <p class="para_td"><img align="bottom" src="../graphic_library/icons/dialogs/wizards/direct_unfolding/define_multi_steps_bend.gif" border="0"></p>
                  <p class="para_td"><b class="uiTerm">Define Multi-Steps Bend</b></p>
               </td>
               <td colspan="1" rowspan="1">
                  <ol type="1" start="1">
                     <li>
                        <p class="para_item">Select a bend.</p>
                     </li>
                     <li>
                        <p class="para_item">Enter the <b class="uiTerm">Number of Pre-bends</b>. (2&ndash;4)
                        </p>
                     </li>
                     <li>
                        <p class="para_item">Type an <b class="uiTerm">Angle from the Base</b>, and an <b class="uiTerm">Angle for the First</b> and <b class="uiTerm">Second</b>, if needed. 
                        </p>
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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">This total can not be greater than the angle of the original bend. </p>
                                 </div>
                              </td>
                           </tr>
                        </table>
                     </li>
                     <li>
                        <p class="para_item">Click <b class="uiTerm">Apply</b></p>
                     </li>
                  </ol>
                  <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">You must define a multi-steps bend before you convert the part to sheet metal.</p>
                           </div>
                        </td>
                     </tr>
                  </table>
               </td>
            </tr>
            <tr>
               <td bgcolor="" colspan="1" rowspan="1" valign="top">
                  <p class="para_td"><img align="bottom" src="../graphic_library/icons/dialogs/wizards/direct_unfolding/define_over_bend.gif" border="0"></p>
                  <p class="para_td"><b class="uiTerm">Define Over Bend</b></p>
               </td>
               <td colspan="1" rowspan="1">
                  <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">You must convert the part to sheet metal before you define an over bend.</p>
                           </div>
                        </td>
                     </tr>
                  </table>
                  <ol type="1" start="1">
                     <li>
                        <p class="para_item">Select a bend.</p>
                     </li>
                     <li>
                        <p class="para_item">Type a new <b class="uiTerm">Angle</b>.
                        </p>
                     </li>
                     <li>
                        <p class="para_item">Turn <b class="uiTerm">Keep Radius Fixed</b> on or off.
                        </p>
                     </li>
                     <li>
                        <p class="para_item">Click <b class="uiTerm">Apply</b>.
                        </p>
                        <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">If you defined an over bend previously, and the angle of the new over bend is same as original, clicking <b class="uiTerm">Apply </b>deletes the earlier over bend.  
                                    </p>
                                 </div>
                              </td>
                           </tr>
                        </table>
                     </li>
                  </ol>
               </td>
            </tr>
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