MasterCAM Surfacing Tutorial

Surfacing Tutorial Mastercam. Surfacing is a feature that will be reduced to a three … files. Open the file in Mastercam SolidWorks. Testimonials ….

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MasterCAM Surfacing Tutorial, Steps

  1. The schools version of MasterCAM allows you to work directly with SolidWorks. From the files of type drop down menu select SolidWorks files. Open the desired SolidWorks part file in MasterCAM.
  2. Once the part appears, press F9 to bring up the X, Y, and Z axes. This will help you see where the current location of the origin is on your part.
  3. Define the origin by selecting the entire object (part). In the menu toolbar, select Xform > Xform  Translate  . Select Move in the top of the Translate dialog box. Select the +1 button , select the new origin on the object which should be one of the top corners. Set the X, Y, and Z fields at the top of the screenSelect from the drop-down menu
  4. Machine Type > Mill flyout > and select C:\\MCAMX\\CNC_MACHINE\\HAAS_MILL.MMD. In the Toolpaths tab in the left section of the screen, Machine Group 1 appears.
  5. Expand Properties under Machine Group 1 and Select Stock Setup. The Machine Group Properties dialog box appears. In the dark-gray field, enter the dimensions of the stock piece of material that will be used…
  6. Right-click red arrow in the Toolpath tab > select Mill Toolpaths > Surface Rough > Parallel.
  7. When the Select Boss/Cavity dialog box appears, select Undefined then green checkmark
  8. Select green check mark on Enter  new NC name dialog box.
  9. Select the desired contour on the part to be surfaced. The part will appear yellow. Press ENTER.
  10. The Toolpath/Surface Selection dialog box appears. Select green checkmark
  11. In the Surface Rough Parallel dialog box, click Select Library tool. The tool library will appear. For a surfacing feature, you will want to use a ball end mill. The size of the ball end mill depends on your part. Talk to Russ about the correct size ball end mill.
  12. After selecting the appropriate ball end mill, click the green checkmark… The Max Stepdown will now need to be set. It is a function of the cutting speed and of the material hardness. The rule of thumb for this situation is to use the diameter of the bit…
  13. A multicolored tool path will be generated on the surface contour of the part.
  14. Select the Verify button in the Toolpath tab toolbar. A Verify dialog box with playback buttons will appear. Press the play button. The computer will then simulate the part being cut. Toward the bottom of the dialog box you can adjust the cutting speed…
  15. You are now going to do a finishing pass. Right-click the red arrow > select Mill toolpaths > Surface finish > Parallel.
  16. Re-select the surface contour to be cut. The Surface Finish Parallel dialog box will appear. Select Finish  Parallel Parameters tab. Set Max.  Stepover to at most one half (1/2) the diameter of the tool. NOTE: The smaller the stepover the better the surface finish, but the longer the machining time. Select the green check mark
  17. Highlight Toolpath Group 1 in the Toolpaths tab on the left side of the screen.
  18. Select the Verify button. Press play to simulate the roughing and finishing passes. If simulation runs correctly, part is finished. Select green check mark
  19. You are now ready to surface machine your part!….


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