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<strong>Virtual</strong> <strong>Machine</strong> Reference, Menu Bar<br />
Simulation»Tools/Holders/Heads (Ctrl Alt T) (CeRun & Gener only)<br />
with the mouse, the pointer might be locked to a fixed grid size. You can temporarily toggle the<br />
grid setting by pressing the Shift key. Select Simulation»Grid (Ctrl Alt G shortcut) to make<br />
changes to the default grid.<br />
Existing objects can be selected from the component list and modified by pressing the Modify<br />
button, or removed from the object by pressing the Delete button.<br />
When the Material Removal Simulation (MRS) license option is enabled, stock and machinable<br />
fixture components can be enabled or disabled for MRS simulation using the object‟s Material<br />
Removal column setting. Stock and Part objects must be associated with each other to enable<br />
stock/part comparison (Simulation»Compare) and viewing of undercut/overcut material (Simulation»Show»Filters»Boolean…).<br />
The stock/part association can be made either in the Associated<br />
Part column in the Stock List or in the corresponding Associated Stock column of the Part List.<br />
When running VM with an <strong>ICAM</strong> Manufacturing Extractor, stock will by default be enabled for<br />
MRS, and the association between stock and part will automatically be set.<br />
4.3.5 Simulation»Tools/Holders/Heads (Ctrl Alt T) (CERUN & GENER only)<br />
This menu bar selection provides the ability to add tool and associated holder 1 definitions to the<br />
simulation, as well as to select the active head on a machine that supports multiple head attachments.<br />
Tools<br />
Tooling definitions, like fixture and part definitions, are not a required element for simulation,<br />
but if used they add to simulation accuracy and realism. VM attaches solid model representations<br />
of holders and tools to the spindle control point (SCP). Once attached, they become a part of the<br />
collision detection process.<br />
You switch between tool and holder<br />
definitions by selecting the Tools and<br />
Holders tab buttons. Select the Tools<br />
tab to add or modify tool definitions.<br />
Select the New button to define a new<br />
tool. Select an existing definition and<br />
press Modify or Delete to change or<br />
remove the selected tools.<br />
GENER will automatically define a<br />
default milling/drilling tool if a tool definition does not exist for the one being loaded. GENER<br />
uses the APT CUTTER command to define the shape of the tool. Tools defined in this way have<br />
a cutting length equal to the total tool length, and do not have a shank or associated holder.<br />
Automatically created tools are by default “unlocked”, meaning that their definition will change<br />
each time a CUTTER command is encountered. Manually defined tools are locked by default,<br />
1 The term “Holder” is used by VM to refer to a device used to securely hold the tool in the spindle. The<br />
term “Head” is used by VM to refer to detachable spindle units (e.g., a right angle head attachment).<br />
<strong>ICAM</strong> Technologies Corporation – Proprietary 81