Fig. 2 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-1

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1 Mastercam 2020 Chapter 13 Spinning Top SOLIDWORKS 19 to Mastercam 2020 A. Open File in Mastercam Step 1. If necessary, save your Handle and Flywheel parts file in SOLIDWORKS. Step 2. In Mastercam 2020, click File Menu > Open. Step 3. In the Open dialog box set Files of type to SOLIDWORKS Files, navigate to you Skyhook folder, select your HANDLE file and click OK, Fig. 1. Step 4. Change to the Isometric View. Right click in the graphics window and click. B. Confirm Inch Units. Step 1. Confirm in the bottom right corner of the display the units are Inch, Fig. 2. C. Save Your File. Step 1. Save As (Ctrl-Shift-S). Fig. 1 Tip: If SOLIDWORKS file will not open in Mastercam, save your SOLIDWORKS file as a Parasolid Binary (*.x_b), then open in Mastercam as Parasolid Binary file. Step 2. Key-in SPINNING TOP TOOLPATHS for the filename and press ENTER. Fig. 2 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-1 Cudacountry.net Tech Ed cudacountry@hotmail.com 1/18/19

2 D. Rotate Body Around Axes. Step 1. Confirm CPLANE is Top in Status bar at bottom of the graphics window, Fig 3. Fig. 3 Step 2. On the Transform tab click Rotate. Step 3. Click the solid body to select it and click End Selection (ENTER), Fig 4. Solid body Step 4. In the Rotate dialog box: Fig. 5 Select Move Number 1 Angle 180 Click OK and Create New Operation. Step 5. Click CPLANE in Status bar at bottom of the graphics window and click Front from the menu, Fig 7. Step 6. Click the solid body again and click End Selection (ENTER). Fig. 4 Fig. 5 Step 7. In the Rotate dialog box: Fig. 8 Angle -90 Click OK. Fig. 6 Step 8. Right click the graphics window and click Fit (Alt-F1). Step 9. Right click the graphics window and click Clear Colors. Fig. 7 Step 10. Save (Ctrl-S). Fig. 8 Fig. 9 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-2

3 E. Merge Flywheel Part. Step 1. Confirm CPLANE is Front in Status bar at bottom of the graphics window, Fig 10. Fig. 10 Step 2. Click File Menu > Merge. Step 3. Select your FLYWHEEL part file and click Open, Fig. 11. Step 4. In the Merge Pattern function panel: Under Position, Fig. 12 Click Select button Fig. 11 Press spacebar to activate Fast Point, Fig 13. Key-in -4, -.375, press ENTER, Fig 14. Fig. 13 into the Fast Point field and Click OK. Step 5. Right click the graphics window and click Fit (Alt-F1). Step 6. Save (Ctrl-S). Fig. 14 Fig. 12 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-3

4 F. Create Bounding Box. Step 1. Click CPLANE in Status bar and click Top from the menu, Fig 15. Step 2. On the Wireframe tab click Bounding Box. Step 3. Click both solid bodies to select both or use Ctrl-A to select all and click End Selection (ENTER), Fig. 16. Fig. 15 Step 4. In Bounding Box function panel set: under Size, Fig. 17 X 7.5 Y 5.5 Z should be set at.75 Create Geometry Lines and arcs Click OK. Fig. 17 Fig. 16 Fig. 18 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-4

5 G. Move to Origin. Step 1. Display the Origin. Use F9 to show axes, Fig. 19. Step 2. On the Transform tab click Move to Origin. Step 3. Click top left corner of bounding box, Fig. 19. Step 4. Right click the graphics window and click Fit (Alt-F1). Step 5. Right click the graphics window and click Clear Colors. Step 6. Confirm new position of Origin, Fig. 20. Step 7. Toggle axes off. Use F9. Step 8. Save. (Ctrl-S). Fig. 19 Corner SOLIDWORKS Origin Fig. 20 New Mastercam Origin Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-5

6 H. Create Chain Boundary. Step 1. Right click in the graphics window and on the Mini Toolbar click Wireframe Color drop down arrow and select red, Fig. 21. Fig. 21 Step 2. On the Wireframe tab click Silhouette Boundary. Step 3. Click both solid bodies to select both and click End Selection (ENTER). Step 4. In Silhouette Boundary function panel: Check Arc fit, Fig. 22. Click OK. Step 5. Save (Ctrl-S). Boundary Fig. 22 Fig. 23 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-6

7 I. Machine Type and Stock Setup. Step 1. If necessary, display Toolpaths Manager. On the View tab click (Alt-O). Step 2. If Machine Group is not displayed in the Toolpaths Manager on the Machine tab, click Mill > Default from the menu, Fig. 24. Fig. 24 Step 3. Expand Properties (click +) in Toolpaths Manager and click Stock setup in Toolpaths Manager, Fig. 24. Step 4. Confirm Stock Plane is Top, Fig. 25. Step 5. Confirm Display check box is checked. Step 6. Click the right front top corner of the red stock to move the origin, Fig. 25. After you click corner the arrow will point to corner. Step 7. Click All Entities button in the Stock Setup. Step 8. Confirm X-Y-Z dimensions X 7.5 Y 5.5 Z.75. Step 9. Confirm Stock Origin coordinates are: X 0 Y 0 Z 0. Click corner to move arrow Fig. 25 Stock Step 10. Click OK in the Machine Group Properties. The Stock is displayed as red wireframe, Fig. 26. Fig. 26 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-7

8 J. Circle Mill Toolpath. Step 1. On the Toolpaths tab in the 2D group click Expand gallery button and click Circle Mill, Fig. 27. Fig. 27 Step 2. Under Features in Toolpath Hole Defintion dialog box, Fig. 28, click edge of hole in Flywheel and cylindrical inside solid edge of hole in Handle, Fig. 29. Confirm two solid arcs are selected, Fig. 28. Step 3. Click OK in the Toolpath Hole Defintion dialog box. Fig. 29 Fig. 28 Step 4. Select Toolpath Type from the tree control and confirm: Circle Mill and Point Geometry 2 Fig. 30. Fig. 30 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-8

9 Step 5. Select Tool from tree control and click Select library tool Fig. 31. Step 6. Click the Filter button Fig. 32. Fig. 31 Fig. 32 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-9

10 Step 7. Click None button under Tool Types Fig. 33. Step 8. Click Endmill1 Flat button (first button top row), Fig. 33 and click OK. Step 9. Click 285 1/4 FLAT END- MILL, Fig. 34 and click OK. Step 10. Back in Tool page set: Tool # 1 Fig. 33 Feed rate 60 Plunge rate 30 Fig. 35. Fig. 34 Fig. 35 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-10

11 Step 11. Select Cut Parameters from the tree control and set: Compensation type Computer Compensation direction Left Tip comp: Tip Stock to leave on walls and floors 0 Fig. 36. Step 12. Select Roughing from the tree control and set: Fig. 36 Check Roughing Stepover 50% Fig. 37. Fig. 37 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-11

12 Step 13. Select Depth Cuts from the tree control and set: Check Depth cuts Max rough step:.15 Check Keep tool down Fig. 38. Step 14. Select Break Through from the tree control and set: Check Break through Fig. 38 Set Break through amount.015 Fig. 39. Fig. 39 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-12

13 Step 15. Select Tool Axis Controlfrom the tree control and set: Confirm Output format 3 axis Fig. 40. Step 16. Select Linking Parameters from the tree control and set: Check Clearance Clearance.1 Retract.1 Fig. 40 Depth -.75 Absolute Fig. 41. Step 17. Click OK. Step 18. Save (Ctrl-S). Negative -.75 Fig. 41 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-13

14 K. Verify Circle Mill. Step 18. Use Alt-T to toggle toolpath Fig. 42. Step 1. Click Verify in the Toolpaths Manager, Fig. 43. Step 2. Click Play in VCR bar. (R) Step 3. Switch back to Mastercam (Alt- Tab). Fig. 42 Step 4. Use Alt-T to turn off toolpath display. Fig. 43 Fig. 44 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-14

15 L. Contour Toolpath with Tabs. Step 1. On the Toolpaths tab in the 2D group click Contour. If necessary, click Expand gallery button and click Contour. Step 2. Select Wireframe Fig. 45. and CPlane in the Chaining dialog box, Step 3. Under Selection Method click Chain. Step 4. Click red boundary of Flywheel for Chain 1, Fig. 46. The chain arrow should point clockwise around the chain. If the chaining directions arrow is pointing in the opposite direction - click Reverse, Fig. 45. If you select the wrong entity, click Unselect. Step 5. Click red boundary of Handle for Chain 2, Fig. 46. The chain arrow should point clockwise around the chain. If the chaining directions arrow is pointing in the opposite direction - click Reverse, Fig. 45. Step 6. Click the OK button Chain 2 arrow clockwise in the Chaining dialog box. Chain 1 arrow clockwise Fig. 45 Fig. 46 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-15

16 Step 7. Select Toolpath Type from the tree control and confirm: Contour and Chain geometry 2 Fig. 47. Step 8. Select Tool from the tree control and set: Feed rate 60 Plunge rate 30 Fig. 48. Fig. 47 Fig. 48 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-16

17 Step 9. Select Cut Parameters from the tree control and set: Compensation type Computer Compensation direction Left Tip comp: Tip Stock to leave on walls and floors 0 Fig. 49. Step 10. Select Depth Cuts from the tree control and set: Fig. 49 Check Depth cuts Max rough step:.15 Check Keep tool down Fig. 50. Fig. 50 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-17

18 Step 11. Select Lead In/ Out from the tree control and set: Uncheck Lead In/Out Fig. 51. Step 12. Select Break Through from the tree control and set: Check Break through Set Break through amount.015 Fig. 52. Fig. 51 Fig. 52 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-18

19 Step 13. Select Tabs from the tree control and set: Check Tabs Select Max. distance between tabs Set distance 3 Select Partial Select Vertical moves Width.4 Thickness.05 Fig. 53. (we ll cut the tabs after Verify) Fig. 53 Step 14. Select Linking Parameters from the tree control and set: Check Clearance Clearance.1 Retract.1 Top of stock 0 Negative -.75 Depth -.75 Absolute Fig. 54. Fig. 54 Step 15. Click OK. Step 16. Save (Ctrl-S). Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-19

20 M. Verify Contour with Tabs. Step 1. Use Alt-T to toggle toolpath Fig. 55. Step 2. Click the Toolpath Group-1 in the Toolpaths Manager to select both toolpaths, Fig. 56. Step 3. Click Verify in the Toolpaths Manager. Step 4. Click Play (R) in VCR bar. Fig. 55 Step 5. Switch back to Mastercam (Alt-Tab). Step 6. Use Alt-T to turn off toolpath display. Fig. 56 Fig. 57 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-20

21 N. Cut Tabs. Step 1. Expand Contour toolpath and click Parameters in the Toolpaths Manager, Fig. 58. Step 2. Expand Tabs and select Tab Cutoff from the tree control set, Fig. 58. Check Cutoff Operation Select Separate operation Click OK. Fig. 58 Fig. 59 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-21

22 O. Verify Cut Tabs. Step 1. In the Toolpaths Manager, click Regenerate all selected operations, Fig. 60. Step 2. Click the Toolpath Group-1 to select all 3 toolpaths, Fig. 61. Step 3. Save (Ctrl-S). Step 4. Click Verify Manager. in the Toolpaths Fig. 60 Step 5. Click Play (R) in VCR bar. Fig. 61 Step 6. Close Mastercam Simulator. Fig. 62 Mastercam 2020 Spinning Top SW 19 to MCam20 TOOLPATHS Page 13-22