X-axis skipping April 23, 2013 04:04PM |
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Re: X-axis skipping April 23, 2013 07:08PM |
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Re: X-axis skipping April 24, 2013 05:50AM |
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Re: X-axis skipping April 26, 2013 01:38PM |
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Re: X-axis skipping April 27, 2013 12:56PM |
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Re: X-axis skipping May 01, 2013 04:21PM |
Re: X-axis skipping May 04, 2013 06:42PM |
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Re: X-axis skipping May 06, 2013 05:47PM |
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Re: X-axis skipping May 06, 2013 08:44PM |
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Re: X-axis skipping May 07, 2013 04:53PM |
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Re: X-axis skipping May 09, 2013 02:19PM |
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Re: X-axis skipping May 09, 2013 04:42PM |
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Re: X-axis skipping May 12, 2013 05:31PM |
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Re: X-axis skipping May 13, 2013 11:03PM |
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Re: X-axis skipping May 14, 2013 02:00AM |
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Re: X-axis skipping May 14, 2013 07:23AM |
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Re: X-axis skipping May 18, 2013 02:47PM |
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Re: X-axis skipping May 18, 2013 05:03PM |
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Re: X-axis skipping May 20, 2013 02:15AM |
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Re: X-axis skipping May 20, 2013 06:47PM |
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Re: X-axis skipping May 20, 2013 07:57PM |
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Re: X-axis skipping May 20, 2013 10:16PM |
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//=========================================================================== //===========================CALIBRATION PARAMETERS========================== //=========================================================================== // Formula for X and Y steps per mm = [(Number of Motor Steps per Revolution)*(1/(microstepping ratio)]/(BeltPitch*ToothCount) // Formula for Z steps per mm = (Motor Steps per revolution)*(1/(microstepping ratio)/(Vertical Movement per revolution) where Vert. Movement per revolution = 1.25mm for directly driven M8 rods on Prusa // Formula for Extruder steps per mm = [(PackingDensity)*(Number of Motor Steps per Revolution)*(Gear Ratio of Extruder)*(1/(microstepping ratio)]/(pi*(Diamter of Hobbed Bolt or Pinch Wheel)) // -Equation based on: [www.brokentoaster.com] and [hydraraptor.blogspot.com] // -The term ((NozzleDiameter^2)/(ExtrudedFilamentDiamter^2) from the above articles is consolidated to the term "PackingDensity" // INSTRUCTIONS: ENTER PARAMETERS BELOW FOR YOUR EQUIPMENT. #define MICROSTEPPING_RATIO 0.0625 // Enter microstepping ratio of electronics. Printrboard and Pololu = 1/16, Gen6 = 1/8, etc. #define XY_MTR_STPS 400 // Enter number of steps per one revolution of the X and Y motors. See motor datasheet, 1.8degree = 200 steps, 0.9degree = 400 steps #define Z_MTR_STPS 400 // Enter number of steps per one revolution of the Z motor(s). #define EXTRUDER_MTR_STPS 400 // Enter number of steps per one revolution of the extruder motor. Default is 200 #define PACKING_DENSITY 1.0 // Leave at 1.0 and adjust in Skeinforge 40+. Alternatively, leave at 1.0 in Skeinforge and calculate manually: Packing_Density = (NozzleDiameter^2)/(Measured_Extruded_Filament_Diamter^2) #define BOLT_DIAMETER 6.00 // Enter measured diameter of hobbed bolt or pinch wheel #define EXTRUDER_GEAR_RATIO 39/11 // Enter gear ratio of extruder. Wade's Extruder: 39/11, Accessible Wade's by Greg Frost: 43/10, Adrian's Extruder: 59/11, etc. #define BELT_PITCH 2.5 // Enter pitch of X and Y belts in millimeters (space from tooth to tooth). XL belts = 5.08mm #define GEAR_TEETH 18 // Enter number of teeth on X and Y gears #define Z_ROD_PITCH 1.411 // Enter pitch of Z rods in millimeters. Pitch = 1.25mm for directly driven M8 rods. // ************* End MECHANICAL Calibration ************* #define PI 3.14159265359 #define DEFAULT_AXIS_STEPS_PER_UNIT {((XY_MTR_STPS/MICROSTEPPING_RATIO)/(BELT_PITCH*GEAR_TEETH)), ((XY_MTR_STPS/MICROSTEPPING_RATIO)/(BELT_PITCH*GEAR_TEETH)), ((Z_MTR_STPS/MICROSTEPPING_RATIO)/Z_ROD_PITCH),((PACKING_DENSITY*EXTRUDER_MTR_STPS*EXTRUDER_GEAR_RATIO*(1/MICROSTEPPING_RATIO))/(PI*BOLT_DIAMETER))} #define DEFAULT_MAX_FEEDRATE {500, 500, 5, 45} // (mm/sec) #define DEFAULT_MAX_ACCELERATION {2500,2500,100,10000} // Original 9k,7k,100,10k X, Y, Z, E maximum start speed for accelerated moves. E default values are good for skeinforge 40+, for older versions raise them a lot. #define DEFAULT_ACCELERATION 2000 // X, Y, Z and E max acceleration in mm/s^2 for printing moves #define DEFAULT_RETRACT_ACCELERATION 3000 // X, Y, Z and E max acceleration in mm/s^2 for r retracts // #define DEFAULT_XYJERK 20.0 // (mm/sec) #define DEFAULT_ZJERK 0.4 // (mm/sec) #define DEFAULT_EJERK 5.0 // (mm/sec)
Re: X-axis skipping May 21, 2013 01:03AM |
Registered: 11 years ago Posts: 469 |