Elektronic focuser for Newton or Refractor with 2" dual speed Crayford 1:10
Obliczymy ostateczną cenę na podstawie wybranego pliku. Sprawdzisz ją i zaakceptujesz przed płatnością.
Zapisane na tym urządzeniu.
Elektronic focuser with NEMA17 for Newton or Refractor with 2" dual speed Crayford 1:10 for OnStep telescope goto…
- Ocena
- 0 / 5
- Polubienia
- 7
- Pobrania
- 59
- Wydruki
- 0
- Wyświetlenia
- 894
- Oceny
- 0
Aktualizacja u źródła:
Informacje o modelu
- Źródło
- Printables
- Kategoria
- Physics & Astronomy
- Licencja
- GNU General Public License v2.0
Elektronic focuser with NEMA17 for Newton or Refractor with 2" dual speed Crayford 1:10 for OnStep telescope goto controller or my Focuser Hand Controller (FHC).
Wiring diagram and PCB on EasyEDA
FreeCad source code on GitHub
BOM:
1x NEMA17 Stepper Motor JK42HM40-1684 or similar types
1x 16 Teeth GT2 Timing Pulley with Bore 5mm for 6mm belt
1x 140-GT2 Timing 6mm belt
4x M3x10mm screws
2x M3x20mm screws
2x M3 nuts
4x supports under the M3 screws
4x 2.5x8mm self-tapping screws
4x 2x6mm self-tapping screws
Option I - For main 40 Teeth Pulley V1
3x M4 Grub
Option II - For main 40 Teeth Pulley V2 (Recommended for use)
1x Aluminum Shaft Coupler Pore Diameter: 4-5mm, DxL: 14x25mm
2x M4x6mm imbus screew
Option III - For metal main 40 Teeth Pulley
1x 40 Teeth GT2 Timing Pulley with Bore 5mm for 6mm belt
1x Shaft Ø5x50mm
1x Aluminum Shaft Coupler - Bore diameter: 4-5mm, DxL: 14x25mm
Option IV - For Cluch - 3D printed Shaft Coupler
6x M3x20mm screws
6x M3 nuts
Option V - For 3D printed 18 Teeth Pulley
2x M3x20mm screws
2x M3 nuts
NOTE:
My Focuser Hand Controller (FHC) is on Thingiverse
Wiring diagram and PCB on EasyEDA
Firmware and FreeCAD sources on GitHub
Update:
- 2019-03-11 Add Refractor version
- 2019-11-22 Add new version Pulley knob
Category: DIY