Drawing Patterns using CADopia


In this tutorial, you will you will learn about drawing patterns using CADopia 16.
This tutorial gives a step-by-step solution for beginners. The tutorial covers the usage of Pattern, Power Trim, and Offset tools.

Before creating Pattern features, draw the sketch:

  1. Select the Circle tool.

  2. Click to define the start point.

  3. Move the cursor upto some distance and enter 5 as radius of the circle.

  4. Select the Line tool.

  5. Click on the center of the circle to define it start point.

  6. Select the Ortho button and move the cursor upwards and click to draw a line entity.


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  8. Select the Offset tool.

  9. Enter .3 as the offset distance.

  10. Select the line entity.

  11. Move the cursor towards left and click to place the offset entity created.


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  13. Again select the line entity and place the offset entity on its right.

  14. Select the Delete tool.

  15. Select the line entity to be remove.

  16. Right-click to remove it.

  17. Select the Circle tool.

  18. Click on the center of the previous circle entity.


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  20. Enter 1 for the radius of the circle entity.


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  22. Similarly create another circle entity of radius 2.

  23. Now select the Power Trim tool.


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  25. Click and drag the cursor over the unwanted portion of the line entities to be removed.


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  27. Similarly remove another entities.

  28. Select the Offset tool and enter .5 as offset distance.

  29. Select the circle entity as source entity.

  30. Move the cursor towards right and place the offset entity created.

  31. Select the Pattern tool.

  32. Click on the Select Entities button from the Pattern dialog box.


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  34. Select the line entities.

  35. Now click on the Pick Center Point of the dash board.


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  37. Click on the center point of the circle entity.

  38. Enter 12 as the number of pattern elements.


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  40. Click on the OK button.

  41. Select the Power Trim tool.

  42. Click and drag the cursor over the unwanted portion of entities.
  43. You can also trim them one by one by moving cursor over each unwanted entities separately.

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  44. Similarly drag the cursor over other unwanted portion of entities.


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