Dual Z Screw Drives using a Single Z Stepper Motor (CR10 3D Printer)
Posted: Fri Apr 27, 2018 2:28 pm
CR-10 Upgrade Mod _ Dual Z Screw Drives using the Single Z Stepper Motor
There are Dual Z Stepper Motors Kits, but after several hours of the Z-Drives moving up and down
the two Z-Drive Motors become misaligned and then need to be realigned to correct this problem.
This upgrade cost less and is a lot more reliable, therefore a lot better to have and problem free.
List of Parts Needed:
1) Two Machifit Thread Lead Screws, 800mm Long X 8mm Dia. X 2mm Pitch with Brass Nut:
(https://www.banggood.com/800mm-Lead-Scr ... rehouse=CN).
2) Closed Loop Timing Belt GT2 6mm Width X 2GT-6 852mm Loop Dia. :
(https://www.banggood.com/GT2-6mm-Closed ... rehouse=CN).
3) One Belt Pulley GT2 20-Teeth, 6mm Width X 8mm Bore Through Hole:
(https://www.amazon.com/gp/product/B078Z ... UTF8&psc=1).
4) Two Belt Pulley - TOOGOO(R)GT2 Timing Belt Pulley Aluminum - 8mm Bore - 60 Teeth - for RepRap 3D printer:
(https://www.amazon.com/gp/product/B01MA ... UTF8&psc=1).
5) Four 8mm Bore Diameter Zinc Alloy Pillow Block Mounted Ball Bearing KP08:
(https://www.banggood.com/8mm-Bore-Diame ... ds=myorder).
6) Nine Drillpro M5 Hammer Nut Nickel Plated Carbon Steel Aluminum Connector T Fastener Sliding Nut:
(https://www.banggood.com/100pcs-M5-Hamm ... rehouse=CN).
7) Six uxcell Metric M5x0.8mm Stainless Steel Finished Hex Nut Silver Tone 50pcs:
(https://www.amazon.com/gp/product/B012T ... UTF8&psc=1).
8) Three WIDGETCO 1/4" x 1/4" Aluminum Spacer:
(https://www.amazon.com/gp/product/B00IS ... UTF8&psc=1).
9) Three uxcell M5 x 40mm 12.9 Alloy Steel Hex Socket Head Cap Screws Bolt Black 20pcs:
(https://www.amazon.com/gp/product/B015A ... UTF8&psc=1).
10) 14 uxcell M5x6mm 10.9 Alloy Steel Button Head Hex Socket Cap Screw Bolt 100pcs:
(https://www.amazon.com/gp/product/B01AX ... UTF8&psc=1).
11) iExcell M5 x 8mm/10mm/12mm/16mm/20mm Internal Hex Drive Button Head Cap Screws Kit, Alloy Steel Black Oxide Finish, 10.9 Grade:
(https://www.amazon.com/gp/product/B07F6 ... UTF8&psc=1).
12) (four 6-32 x 1/2") iExcell 100 Pcs UNC #6-32 x 1/4", 6-32 x 3/8", 6-32 x 1/2", 6-32 x 5/8"
Assortment Hex Socket Head Cap Screws,Alloy Steel Black Oxide Finish,12.9:
(https://www.amazon.com/iExcell-Assortme ... F32+screws).
13) (four 6-32 nuts) 6-32 Machine Screw Hex Nuts, Stainless Steel 18-8, Bright Finish, Quantity 100:
(https://www.amazon.com/Machine-Stainles ... 2EKSPNCN7J).
14) (Three M5 Steel Flat Washer) Hilitchi 640-Pcs [8-Size] 304 Stainless Steel Flat Washer and Lock Washer Assortment Set - Size Included: M2 M2.5 M3 M4 M5 M6 M8 M10:
(https://www.amazon.com/Hilitchi-640-Pcs ... sher&psc=1).
15 Need to 3D Print 3 "crossrail_bracket" from Thingiverse, find here:
(https://www.thingiverse.com/thing:2749012).
16) Next need to 3D Print "Gantry Bracket" from Thingiverse, find here:
(https://www.thingiverse.com/thing:2800535).
17) Lubrimatic Lithium Grease, 16 oz Can, White:
(https://www.amazon.com/Plews-Edelmann-1 ... ium+Grease).
Note: You should adjust the Power Supply voltage and the Stepper VREF voltages.
See how here "Adjusting the PSU Voltage and Stepper VREF Voltages": (https://www.youtube.com/watch?v=pJRYXKRAUN4).
Some other youtube examples of Dual Z Screw Drives using a Single Z Stepper Motor:
(https://www.youtube.com/watch?v=-ASBhJi ... e=youtu.be)
and (https://www.youtube.com/watch?v=DqZTLbVdhE0).
There are Dual Z Stepper Motors Kits, but after several hours of the Z-Drives moving up and down
the two Z-Drive Motors become misaligned and then need to be realigned to correct this problem.
This upgrade cost less and is a lot more reliable, therefore a lot better to have and problem free.
List of Parts Needed:
1) Two Machifit Thread Lead Screws, 800mm Long X 8mm Dia. X 2mm Pitch with Brass Nut:
(https://www.banggood.com/800mm-Lead-Scr ... rehouse=CN).
2) Closed Loop Timing Belt GT2 6mm Width X 2GT-6 852mm Loop Dia. :
(https://www.banggood.com/GT2-6mm-Closed ... rehouse=CN).
3) One Belt Pulley GT2 20-Teeth, 6mm Width X 8mm Bore Through Hole:
(https://www.amazon.com/gp/product/B078Z ... UTF8&psc=1).
4) Two Belt Pulley - TOOGOO(R)GT2 Timing Belt Pulley Aluminum - 8mm Bore - 60 Teeth - for RepRap 3D printer:
(https://www.amazon.com/gp/product/B01MA ... UTF8&psc=1).
5) Four 8mm Bore Diameter Zinc Alloy Pillow Block Mounted Ball Bearing KP08:
(https://www.banggood.com/8mm-Bore-Diame ... ds=myorder).
6) Nine Drillpro M5 Hammer Nut Nickel Plated Carbon Steel Aluminum Connector T Fastener Sliding Nut:
(https://www.banggood.com/100pcs-M5-Hamm ... rehouse=CN).
7) Six uxcell Metric M5x0.8mm Stainless Steel Finished Hex Nut Silver Tone 50pcs:
(https://www.amazon.com/gp/product/B012T ... UTF8&psc=1).
8) Three WIDGETCO 1/4" x 1/4" Aluminum Spacer:
(https://www.amazon.com/gp/product/B00IS ... UTF8&psc=1).
9) Three uxcell M5 x 40mm 12.9 Alloy Steel Hex Socket Head Cap Screws Bolt Black 20pcs:
(https://www.amazon.com/gp/product/B015A ... UTF8&psc=1).
10) 14 uxcell M5x6mm 10.9 Alloy Steel Button Head Hex Socket Cap Screw Bolt 100pcs:
(https://www.amazon.com/gp/product/B01AX ... UTF8&psc=1).
11) iExcell M5 x 8mm/10mm/12mm/16mm/20mm Internal Hex Drive Button Head Cap Screws Kit, Alloy Steel Black Oxide Finish, 10.9 Grade:
(https://www.amazon.com/gp/product/B07F6 ... UTF8&psc=1).
12) (four 6-32 x 1/2") iExcell 100 Pcs UNC #6-32 x 1/4", 6-32 x 3/8", 6-32 x 1/2", 6-32 x 5/8"
Assortment Hex Socket Head Cap Screws,Alloy Steel Black Oxide Finish,12.9:
(https://www.amazon.com/iExcell-Assortme ... F32+screws).
13) (four 6-32 nuts) 6-32 Machine Screw Hex Nuts, Stainless Steel 18-8, Bright Finish, Quantity 100:
(https://www.amazon.com/Machine-Stainles ... 2EKSPNCN7J).
14) (Three M5 Steel Flat Washer) Hilitchi 640-Pcs [8-Size] 304 Stainless Steel Flat Washer and Lock Washer Assortment Set - Size Included: M2 M2.5 M3 M4 M5 M6 M8 M10:
(https://www.amazon.com/Hilitchi-640-Pcs ... sher&psc=1).
15 Need to 3D Print 3 "crossrail_bracket" from Thingiverse, find here:
(https://www.thingiverse.com/thing:2749012).
16) Next need to 3D Print "Gantry Bracket" from Thingiverse, find here:
(https://www.thingiverse.com/thing:2800535).
17) Lubrimatic Lithium Grease, 16 oz Can, White:
(https://www.amazon.com/Plews-Edelmann-1 ... ium+Grease).
Note: You should adjust the Power Supply voltage and the Stepper VREF voltages.
See how here "Adjusting the PSU Voltage and Stepper VREF Voltages": (https://www.youtube.com/watch?v=pJRYXKRAUN4).
Some other youtube examples of Dual Z Screw Drives using a Single Z Stepper Motor:
(https://www.youtube.com/watch?v=-ASBhJi ... e=youtu.be)
and (https://www.youtube.com/watch?v=DqZTLbVdhE0).