I design the model in FreeCAD. It was tried pumping water but oil should work too. The pump needs to be primed.

Material used

Gaskets are printed in TPU
Gears are printed in PETG
Casing and Lid printed in PLA

You need

4x 608 Ball bearings (d=8mm D=22mm width=7mm)
16 Threaded insert M3
16 M3x12mm
2x 8mm Shaft min. length 60mm
some sort of lubricant (Silicon Spray, grease)

Short Video

Drill gear pump

by Ralf Hörhager · original on Printables ↗

Hobby & Makers / Mechanical Parts

♥ 1.1k⬇ 2.2k🖨 6 prints

License: Creative Commons — Attribution — Noncommercial — Share Alike ↗geardrillpumpgearpumpdrillpump

Print profiles

shaft seal.stl
⏱ time and weight estimated after preparation · 1 material(s)
Made to order: we prepare this file when you order, which adds a few minutes before printing starts.
Prints on: A1 mini 0.4PLA
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gardena gasket.stl
⏱ time and weight estimated after preparation · 1 material(s)
Made to order: we prepare this file when you order, which adds a few minutes before printing starts.
Prints on: A1 mini 0.4PLA
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Gear.stl
⏱ time and weight estimated after preparation · 1 material(s)
Made to order: we prepare this file when you order, which adds a few minutes before printing starts.
Prints on: A1 mini 0.4PLA
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gasket.stl
⏱ time and weight estimated after preparation · 1 material(s)
Made to order: we prepare this file when you order, which adds a few minutes before printing starts.
Prints on: A1 mini 0.4PLA
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Lid.stl
⏱ time and weight estimated after preparation · 1 material(s)
Made to order: we prepare this file when you order, which adds a few minutes before printing starts.
Prints on: A1 mini 0.4PLA
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casing.stlDEFAULT
⏱ time and weight estimated after preparation · 1 material(s)
Made to order: we prepare this file when you order, which adds a few minutes before printing starts.
Prints on: A1 mini 0.4PLA
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Gear2.stl
⏱ time and weight estimated after preparation · 1 material(s)
Made to order: we prepare this file when you order, which adds a few minutes before printing starts.
Prints on: A1 mini 0.4PLA
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