TinkerCAD

How to Make Curves in Tinkercad?

Understanding Curved Shapes in Tinkercad

Tinkercad is an easy-to-use online 3D modeling tool widely recognized for its capacity to create intricate designs using basic geometric shapes. Though it may appear limited at first glance, Tinkercad has several features that enable users to produce beautiful curved lines and objects. This guide will walk you through the process of creating curves in Tinkercad, detailing the tools and techniques required at each step.

Utilizing the Shape Generators for Curved Lines

To create curved lines in Tinkercad, you will primarily use the Shape Generators. Among the various options, the Extrusion shape provides a straightforward way to design smooth, customizable curves. Here’s how to access and use this feature:

  1. Open Tinkercad: Start by logging into your Tinkercad account or creating a new project.
  2. Access the Shape Generators: Navigate to the shapes panel on the right side of the screen. Click on the “Shape Generators” option, which houses various advanced shapes.
  3. Locate the Extrusion Shape: Look for the Extrusion shape within the menu. Selecting this shape gives you control over creating smooth and precise curves.
  4. Customize Your Curve: Once you drag the Extrusion shape onto your workplane, you can manipulate its parameters. Adjust the curve’s settings according to your needs by changing properties such as curvature, height, or width using the shape handles.

Creating Curved Objects

Curved shapes can also be made by altering basic geometric forms. This process allows for greater flexibility if you want to combine curves with other geometric features:

  1. Select a Basic Shape: Choose a basic shape, such as a box or a cylinder, from the Tinkercad shapes library.
  2. Modify with the Radius Tool: Some shapes, particularly boxes, come with a ‘radius’ feature allowing you to round off the corners. Adjust the radius to create a more pronounced curve.
  3. Combine Shapes: You can create complex shapes by overlapping several basic shapes. For example, placing a cylinder on top of a sphere allows you to form unique designs with rounded edges.
  4. Sculpture with the Bevel Option: Certain shapes feature a “bevel” adjustment, which can help round the edges further and provide a more polished look.

Freehand Drawing for Curves

For users looking to produce organic shapes not confined to standard geometric forms, Tinkercad offers a Scribble shape:

  1. Use the Scribble Tool: Access the Scribble shape from the Shapes menu. Clicking on it will allow you to draw directly onto the workplane using your mouse or a stylus.
  2. Draw Your Shape: Create the curves and lines you envision by freely drawing on the screen. Shape flexibility increases significantly with this tool.
  3. Finalize the Shape: Once satisfied with your sketch, confirm the drawing. You can select and adjust your Scribble shape using the shape handles.

Manipulating Curves and Edges

Manipulating curves and edges in Tinkercad is an essential skill. Here’s how to effectively manage curves once you have created them:

  1. Select the Shape: Click on the curve or any shape to bring up its handles.
  2. Use the Move Tool: Press ‘V’ to activate the Move tool, allowing adjustment of the position of your curved shapes.
  3. Delete Unwanted Elements: If you need to remove elements, simply select them and press the ‘Delete’ key.
  4. Adjust Anchor Points: Utilize the Direct Selection Tool to tweak anchor points and direction handles, enabling finer adjustments to your curves.

Frequently Asked Questions

1. Can I create multiple types of curves in Tinkercad?
Yes, Tinkercad allows for the creation of various curve types through the use of Shape Generators, basic geometric shapes, and the Scribble function, providing versatility for different design needs.

2. Are there limitations on how complex my curves can be?
While Tinkercad enables the creation of smooth, complex curves, the level of detail may be limited compared to professional modeling software. Large or intricate designs might require a combination of shapes to achieve the desired complexity.

3. Is it possible to export curved designs from Tinkercad?
Yes, once you have finished your design, Tinkercad allows you to export your models in several formats such as STL or OBJ, which can be used for 3D printing or further editing in other software.

About the author

Wei Zhang

Wei Zhang

Wei Zhang is a renowned figure in the CAD (Computer-Aided Design) industry in Canada, with over 30 years of experience spanning his native China and Canada. As the founder of a CAD training center, Wei has been instrumental in shaping the skills of hundreds of technicians and engineers in technical drawing and CAD software applications. He is a certified developer with Autodesk, demonstrating his deep expertise and commitment to staying at the forefront of CAD technology. Wei’s passion for education and technology has not only made him a respected educator but also a key player in advancing CAD methodologies in various engineering sectors. His contributions have significantly impacted the way CAD is taught and applied in the professional world, bridging the gap between traditional drafting techniques and modern digital solutions.