Pololu Custom Laser User Manual

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Custom Laser Cutting Guide
1. Steps for Ordering Laser-Cut Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Pricing for Laser Cutting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
3. Materials for Laser Cutting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4. Capabilities and Limitations of Custom Laser Cutting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
5. Instructions for Laser Cutting File Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6. Examples of Custom Laser-Cut Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
6.a. Laser Cutting Example: Robot Chassis Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
6.b. Laser Cutting Example: Architectural Ornament Created from a Photograph . . . . . . . . . . . . . . . 22
6.c. Laser Cutting Example: Giant 3-D Pterosaur Puzzle . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
6.d. Laser Cutting Example: Servo-Driven Sumo Robot . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
6.e. Laser Cutting Example: Pentominoes Puzzle With Engraved Solutions . . . . . . . . . . . . . . . . . . 26
6.f. Laser Cutting Example: Calculator Robot Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
6.g. Laser Cutting Example: Acrylic Cat Logo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Custom Laser Cutting Guide © 2001–2014 Pololu Corporation
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Summary of Contents

Page 1 - Custom Laser Cutting Guide

Custom Laser Cutting Guide1. Steps for Ordering Laser-Cut Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Page 2

Acrylic is manufactured in two main ways: via casting or extrusion. Extruded acrylic has a lower melting point thancast acrylic, so extruded acrylic t

Page 3 - 2. Pricing for Laser Cutting

cut thicker ABS, but we have not tried. The thickness in inches of ABS is nominal; the actual thicknesses are inmillimeters and vary by + or – 10% wit

Page 4

If a material supplier is shipping to us directly, please be sure they include your full name and quote number in theattention line in the address. If

Page 5 - Materials we can laser cut

Calculator Robot Pterosaur Puzzle Sumo Robot4. Capabilities and Limitations of Custom Laser CuttingWith our custom laser cutting service, you can crea

Page 6 - Materials we cannot laser cut

A pentomino piece, showingengraved solution.The kerf of our laser beams varies from roughly0.007" to 0.01" which causes hole and part sizest

Page 7

part so that the dimensions you control are slightly too big or too small (so that to achieve a tight fit, you mighthave to either sand some parts, or

Page 8

5. Instructions for Laser Cutting File SetupWe will be adding more tutorials, instructions, and tipsfor setting up your laser-cut parts. In the meanti

Page 9 - Acrylic (PMMA, Plexiglas)

area, we can use any sheet size up to 48" x 48" sheet, in which case the layout must have at least a 1/4" borderall the way around.◦ 11

Page 10

Laser engraving file set up instructionsWe can do two types of laser engraving (also called laser etching): vector engraving and raster engraving. Ple

Page 11 - Delrin (POM, acetal)

Programs for drawing laser-cut partsWe use CorelDRAW® Graphics Suite X6 to draw and cut parts. We can also open files from a variety of otherprograms

Page 12

1. Steps for Ordering Laser-Cut PartsOnce you have a design for a custom part, getting it laser cut is simple. Upon receiving your design, we typicall

Page 13 - Two-dimensional parts

QuantityMaterial Description21/8" clearacrylicCircle diameter 3"81/16"blackABS5" x 5" square with four 1/8"-diamter moun

Page 14 - Issues to consider

6. Examples of Custom Laser-Cut PartsWe can cut almost any two-dimensional part that you can draw. We have made many types of custom laser-cut parts,i

Page 15

This custom laser-cut chassis is designed to work witha pair of GM7 Gearmotors[http://www.pololu.com/product/183] and our laser-cutwheels [http://www.

Page 16 - Other file types

Close-up of the ornament.Once we have laser cutting file, we can easily re-use the same file to cut a smaller or larger version of the part — wecould

Page 17

CAD drawing for the dinosaur puzzle.As you can see from the picture to the right, theassembled pterosaur has a whopping 4-foot wingspan.It is comprise

Page 18

CAD drawing for the laser-cut sumo robot.6.d. Laser Cutting Example: Servo-Driven Sumo RobotThis custom sumo robot chassis is propelled by two radio-c

Page 19

A pentomino piece, showingengraved solution.6.e. Laser Cutting Example: Pentominoes Puzzle With Engraved SolutionsLaser cutting is a perfect process f

Page 20

CAD drawing for the laser-cut pentominoes puzzle.In this case, it is helpful for you to lay out your ownparts.One-time laser cutting file creation fee

Page 21

CAD drawing of the calculator robot chassis.PricingOne set (minimum order applies): $25.00Two sets (discounted cutting rate for longer cutting time):

Page 22

Scanned sketch used to create the logo.Laser cutting is a great way to make unique, personal gifts, or even works of art. If you have a creative desig

Page 23 - Close-up of the ornament

2. Pricing for Laser CuttingThe cost of a laser-cut part is determined by how long the parts take to cut on the machine, the amount of laborinvolved (

Page 24

Expediting costs for laser cuttingThe standard turn time for most parts is 3-5 business days assuming you do not need many hundreds or thousands ofpar

Page 25

3. Materials for Laser CuttingWe can laser cut plastics, woods, rubbers, foams, papers, and thin metals as long as they do not contain chlorine.Depend

Page 26 - A pentomino piece, showing

Gold mirrored acrylic.Yellow mirrored acrylic.Clear “silver” mirrored acrylic.◦ Woods (MDF, balsa, birch, poplar, red oak, cherry, holly, etc.) – we s

Page 27

Opaque black acrylic #2025.Translucent red acrylic (#2283or similar).Transparent fluorescent redacrylic #2085.Transparent red acrylic #2423.Red mirror

Page 28

Translucent blue acrylic #2051.Transparent light-blue acrylic#2069.Sapphire blue mirrored acrylic.Translucent turquoise acrylic#2308.Transparent gray

Page 29

Translucent brown acrylic#2418.Translucent ivory acrylic #2146. Pink mirrored acrylic.Translucent pink acrylic #3119. Purple mirrored acrylic. Translu

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