Laser Cutter

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Contents

Theory / General Info

Laser

Optics

Linear Motion

Electronics

  • Potential arduino shield to use with LasaurGrbl - LasaurShield

Software

  • Potential controller software based on Grbl- LasaurGrbl
  • Software to run on Mac/PC to send G-code to LasaurGrbl - LasaurApp

Build Notes

  • The laser cutter being built is based around the laser cutter on Buildlog.net
  • Another good reference is Lasersaur

To Do List

  • Buy/build shaft couplers for y-axis --Andronicus 22:46, 24 October 2012 (EDT)
  • Buy honeycomb surface
  • Buy large z-axis gear and timing belt --Andronicus 18:31, 20 October 2012 (EDT)
  • Buy cable carriers
  • Buy Pololu motor drivers --Andronicus 00:50, 20 October 2012 (EDT)
  • Buy Get Pololu heat sinks from Brian --Andronicus 15:53, 10 November 2012 (EST)
  • Specify limit switches
  • Buy limit switches
  • Cut 1/4" aluminum rod stock to 12" & 14" sections for y-axis shafts --Andronicus 18:31, 20 October 2012 (EDT)
  • Machine air assist nozzle
  • Build roll around table -- In progress (Mike)
  • Assemble x & y-axis pulleys
  • Figure out permanent z-axis electronics
  • Buy outlets and terminal blocks
  • Buy a flow indicator
  • Post laser power supply information
  • Laser test setup???
    • Paint
    • Build doors
    • Mount fire extinguisher
    • Mount push bar
  • Determine electronics setup

Buildlog.net Interface Board

Designator Qty Description Part Number Supplier Supplier P/N Provided By
C1,C2,C12-C16 7 0.1uF 50V 20% Ceramic Cap Kemet C410C104M5U5TA7200 Mouser 80-C410C104M5U-TR Issac
C3-C5 3 220uF 25V Electrolytic Cap Panasonic ECE-A1AKA221 Mouser 667-ECE-A1AKA221 Issac
C6-C11 6 100pF 100V 5% Ceramic Cap AVX SA102A101JAR Mouser 581-SA102A101JAR Issac
CR1-CR3 3 Diode, 1N4148 Generic Mouser 583-1N4148-B Issac
J1 1 Connector, D 25 Pin Male 90 Deg FCI 10090097-P254VLF Mouser 649-10090097-P254VLF Issac
J2 1 Connector, D 9 Female FCI 10090099-S094VLF Mouser 649-10090099-S094VLF
J3 1 Connector, D 9 Male FCI 10090097-P094VLF Mouser 649-10090097-P094VLF Issac
J4 1 Connector, RJ45 Shielded Stewart SS-6488S-A-NF Digikey 380-1024-ND
J5 1 Connector, DC Power Issac
JP1,JP2,JP3 3 Connector, Male Header 3pos Generic Issac
K1 1 Relay Panasonic TQ2H-5V Mouser 769-TQ2H-5V
Q1 1 Transistor Motorola MPS2222A Mouser 863-MPS2222ARLRAG Issac
Q2,C3 2 MOSFET Vishay IRL520 Mouser 844-IRL520PBF
R1-R4,R10,R12,R14,R17,R18,R21,R22,R24,R26 13 Resistor, 10K, 1/4W Generic Mouser 660-MF1/4DCT52R1002F Issac
R5,R6,R7,R8 4 Resistor, 100R, 1/4W Generic Mouser 660-MF1/4DCT52R1000F Issac
R9,R11,R13 3 Resistor, 1K, 1/4W Generic Mouser 660-MF1/4DCT52R1001F Issac
R15,R16,R19,R20,R23,R25 6 Resistor 10 Ohm, 1/4W, Metal Film Generic Mouser 660-MF1/4D52R10R0F Issac
RP1 1 Resistor Array 10K x 9 Generic Mouser 858-L101S103LF
S1,S2,S3 3 Hex Rotary Switch Copal S1011 Digikey 563-1044-ND
TB1,TB2,TB3 3 Terminal block 5mm Header TE Mouser 571-796644-4
TB1,TB2,TB3 3 Terminal block 5mm x 4, Pluggable
TB4 1 Terminal block 5mm x 4
TB4 1 Terminal block,5mm x 3, Pluggable
TB8 1 Terminal block 5mm x 3
U1 1 Power Supply 5V DC/DC Murata OKI-78SR-5/1.5-W36-C Mouser 580-OKI78SR5/1.5W36C
U2 1 Power Supply 3.3V DC/DC Microchip MCP1700-3302E/TO Mouser 579-MCP1700-3302E/TO
U3,U4,U5 3 Stepper Driver Pololu A4983 or A4988
U6 1 Schmitt Trigger Non-Inverting NXP 74HC7014 Mouser 771-74HC7014N
B1 1 50mm Blower, 5V Sunon KDE0505PFV1.11.MS.A.GN Digikey 259-1576-ND
Terminal Block Plug 3 4C For stepper motors
Terminal Block Plug 1 3C For water connection
Power Connector 1 For 24VDC power input CUI
Jumper 3 0.1” Jumper Cap Generic Issac
Standoffs 4 For blower McMaster Andy
Screws 4 PHMS #4-40 x 2.5 Andy
Nuts 4 #4-40 Nylon Locking Generic Andy
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