This tutorial outlines the process of cutting HDPE sheets with an X-Carve CNC machine.
Watch the full video in Spanish with subtitles: YouTube
Table of Contents
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Measurement and Setup
Measure the plastic sheet's height, width, and thickness. The X-Carve CNC machine uses the Easel CAM software, which allows simulation of materials, including HDPE 2-Colors.
For reference:
- Height: ___ meters (___ inches)
- Width: ___ meters (___ inches)
- Thickness: ___ millimeters (___ inches)
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Secure the sheet to the table using the CNC clamps from the X-Carve.
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Proceed to a vector graphics editor like Inkscape to create or download a vector file from sites such as The Noun Project.
Download the SVG file, an open-source vector format, and import it into Easel.
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With the file ready, select the desired carving width and initiate the cutting process:
- Ensure the sheet is secured.
- Specify the cutting bit, such as a 1/8 inch (3.175 mm) flat flute bit.
- Set the machine’s coordinate origin at the lower-left corner.
- Raise the bit and activate the CNC Router.
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CNC Processing of Various Materials
Typically, we cut wood, acrylic, and aluminum using the CNC. Transitioning to plastic, specifically HDPE, proved uncomplicated. The CNC Router handles HDPE with ease, outpacing wood and vastly surpassing aluminum in speed.
Our primary challenge with HDPE sheets arises from uneven surfaces due to our production process, leading to inconsistent cuts and engravings. To address this, we often perform an initial CNC pass to level the sheet's surface.
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Final Version
Take your glasses or object, post-process them, and share the results with others.
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Hardware
- X-Carve CNC Machine
- CNC clamps (for securing sheets)
Software
- Easel CAM (for material simulation and cutting control)
- Inkscape (vector graphics editor)
- The Noun Project (source for SVG files)
Tools
- 1/8 inch (3.175 mm) flat flute cutting bit
- HDPE sheets (material to be processed)
Post-Processing
- Sanding/polishing tools (for finishing)