Laser Cutter: Difference between revisions

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This is the documentation of the operation and safety of the CO2 Infrared laser cutter. For hardware and build notes, see [[Laser Cutter Build]].
This is the documentation of the operation and safety of the CO2 Infrared laser cutter. For hardware and build notes, see [[Laser Cutter Build]].
==Theory / General Info==
==Theory==
A sealed and water cooled laser discharge tube, excited with sufficient electricity, produces a beam of powerful infrared light.  The gas in the discharge tube consists of Carbon dioxide, Nitrogen, Hydrogen and Helium. (more...)
A sealed and water cooled laser discharge tube, excited with sufficient electricity, produces a beam of powerful infrared light.  The gas in the discharge tube consists of Carbon dioxide, Nitrogen, Hydrogen and Helium. (more...)


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* [http://vancouver.hackspace.ca/doku.php?id=tool:laser_cutter:operation_manual Vancouver Laser Manual]
* [http://vancouver.hackspace.ca/doku.php?id=tool:laser_cutter:operation_manual Vancouver Laser Manual]
* [http://atxhs.org/wiki/Laser_Cutter ATX Hackerspace Laser Manual]
* [http://atxhs.org/wiki/Laser_Cutter ATX Hackerspace Laser Manual]
==Build Notes==
* [[Laser Cutter Build]] and hardware information
* The laser cutter being built is based around the laser cutter on [http://www.buildlog.net/wiki/doku.php?id=2x:2.x_laser Buildlog.net]
* Buildlog.net 2x Laser [https://docs.google.com/document/d/1iVQeWYY46U0fAKGl2SnBshu2rk53asWWtqljsoPPLGc/edit?hl=en Google Doc Assembly Instructions]
* Buildlog.net 2x Laser [http://www.buildlog.net/blog/2011/04/laser-interfacedriver-pcb/ Control Board Doc]
* Another good reference for another machine is [http://labs.nortd.com/lasersaur/manual/ Lasersaur]
==To Do List==
* <strike>Buy/build shaft couplers for y-axis</strike> --[[User:Andronicus|Andronicus]] 22:46, 24 October 2012 (EDT)
* <strike>Buy honeycomb surface</strike>
* <strike>Buy large z-axis gear and timing belt</strike> --[[User:Andronicus|Andronicus]] 18:31, 20 October 2012 (EDT)
* <strike>Buy cable carriers</strike>
* <strike>Buy Pololu motor drivers</strike> --[[User:Andronicus|Andronicus]] 00:50, 20 October 2012 (EDT)
* <strike>Buy</strike> <strike>Get Pololu heat sinks from Brian</strike> --[[User:Andronicus|Andronicus]] 15:53, 10 November 2012 (EST)
* <strike>Specify limit switches</strike>
* <strike>Buy limit switches</strike>
* <strike>Cut 1/4" aluminum rod stock to 12" & 14" sections for y-axis shafts</strike> --[[User:Andronicus|Andronicus]] 18:31, 20 October 2012 (EDT)
* <strike>Machine air assist nozzle</strike>
* <strike>Assemble x & y-axis pulleys</strike>
* <strike>Figure out permanent z-axis electronics</strike>
* <strike>Buy outlets and terminal blocks</strike>
* <strike>Buy a flow indicator</strike>
* Post laser power supply information
* <strike>Laser test setup</strike>
* Cabinet/Table
** Paint
** Build doors
** Mount fire extinguisher
** Mount push bar
* <strike>Determine electronics setup</strike>
** <strike>Parallel Port Option: [http://store.makerslide.com/index.php?main_page=product_info&cPath=8&products_id=81 Interface board from buildlog.net]</strike>--[[User:Andronicus|Andronicus]] 22:46, 24 October 2012 (EDT)
** <strike>Procure electronics components for interface board</strike>
** <strike>Parallel port cabling</strike>
** <strike>Bring in computer</strike>
** <strike>Bring in old RAM</strike>
** <strike>USB Option: [https://github.com/stefanix/LasaurShield Lasersaur Arduino Shield] -- ON HOLD</strike>
==Buildlog.net Interface Board - (DONE)==
{| class="wikitable" style="text-align: center;"
|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
|-
|}

Revision as of 22:13, 3 August 2014

This is the documentation of the operation and safety of the CO2 Infrared laser cutter. For hardware and build notes, see Laser Cutter Build.

Theory

A sealed and water cooled laser discharge tube, excited with sufficient electricity, produces a beam of powerful infrared light. The gas in the discharge tube consists of Carbon dioxide, Nitrogen, Hydrogen and Helium. (more...)

Usage

Before You Operate

Operating Instructions