B2D Extruder - Strong and Silent Bowden Extruder
Description
- B2D Stands For "Belted Dual Drive". It'S A Bowden Style Extruder That Has Extra Grip To Filament And Is Hardly Audible During Retraction. - Preview The 3D Model On Sketchfab: Https://Sketchfab.Com/Models/8568Dba4796E4A238A1051E965C39B2C Features: - Dual Drive Gear For Improved Grip, And Prevent Grinding Filament. Frequent Retraction Is More Reliable - Belt Driven Motion Don'T Generate Any Noise Itself During Retraction. The Only Noise Left From Extruder Would Come From The Stepper Motor Vibrating The Frame Of Printer - 3:1 Gear Ratio To Increase Torque - Very Durable. No Wear On Belt And Pulley Over Time Comparing To Printed Gears - Adjustable Compression Of A Strong Spring - Modular Parts For Different Combination Of Drive Gear, Filament And Bowden Tube - The Bowden Connector Can Slide For 3.5Mm. Any Diameter Of Drive Gear Between 7-12Mm Is Applicable - Quick Changeable Drive Gears. Can Use Large Gear With Slower Motor Speed For Silent Operation, And Small Gears With More Torque For Super Fast Extrusion Rate. - Operation Video Recording At: Https://Www.Youtube.Com/Watch?V=Jjq7Frqe8S4 - Drive Force Test With E3D Hobb-Goblin Gears, Max Of 9-10Kg (Max Spring Compression. Nema17 48Mm Long With 0.55N.M Torque, Rated Current Of 1.5A Running At 1.25A) At: Https://Www.Youtube.Com/Watch?V=Qorkxmkfoio Update: - 26/05/2017 - V2 Update. Slightly Reduced Tension Of The Belt. Raised The Parts That Could Interfere With Set Crews Which Sticks Out From The Drive Gear. - 23/08/2017 - New Stronger Base Plate. - 20/09/2017 - Fixed The Bowden Connector For 2.85 Being Too Tight. Adjustable Tension For The V3 Base Plates.
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