Belted Extruder v.3 for 1.75
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##I Have Released: <A Href="Https://Www.Thingiverse.Com/Thing:2527297" Target="_Blank">Belted Extruder V4</A>## --- <Strong>Belted Extruder V.3 For 1.75Mm</Strong> <Strong>There Are 3 Versions Here.</Strong> Two For M6 Thread Push-Fittings (With And Without Support) And One For 1/8Bsp Thread. I Have Made A <A Href="Http://Www.Thingiverse.Com/Thing:1755815" Target="_Blank">Belted Extruder V.3 For 2.85Mm</A> As Well. If You Are Looking For A Direct-Drive (Still Geared With Belt) I Have Made A <A Href="Http://Www.Thingiverse.Com/Thing:1966872" Target="_Blank">Direct-Drive Belted Extruder 1,75Mm V2</A> Compatible With Prusa. <Strong>Brackets Etc.</Strong> Everything For My Belted Extruders, Including Mounting Brackets Can Be Found In The My Collection: <A Href="Http://Www.Thingiverse.Com/Dintid/Collections/Belted-Extruders-By-Dintid" Target="_Blank">Belted Extruders By Dintid</A>. ---- <Ul><Li>You Do Not Have To Open Idler To Load Filament, Which Makes It Very Easy To Change Filament!</Li> <Li>Silent Running Due To Belt Operation</Li> <Li>Higher Accuracy And Longelevity Due To Aluminium Gears Instead Of Printed Gears.</Li> <Li>Build In Mount Points On 3 Sides. Compatible With Standard Nema 17 Brackets - 31Mm Mount Hole Distance From Center To Center. <Li>I Have Succesfully Printed Using <A Href="Https://Www.Smooth-On.Com/Page/Durometer-Shore-Hardness-Scale/" Target="_Blank">Shore D40 And D60</A> Flexibles, Where Number <A Href="Https://Www.Smooth-On.Com/Pw/Site/Assets/Files/30090/Durometerchart.Png" Target="_Blank">Denotes Softness</A>. <A Href="Https://Ninjatek.Com/Products/Filaments/Ninjaflex/" Target="_Blank">Pure Ninjaflex</A> (Shore A 85) Does Not Work Due To Bowden. <Br>* Read Wiki: <A Href="Https://En.Wikipedia.Org/Wiki/Shore_Durometer" Target="_Blank">Shore Durometer</A> If Interested.</Li> </Ul> ##Details## <Ul><Li>I Use A 60-Gt2 Aluminium Pulley To Avoid Inaccuracies And Avoid Wear And Tear Of Printed Gear.</Li> <Li>I Am Using A 16-Gt2 Pulley For My Small Gear, Which Gives A Ratio Of 1:3.75</Li> <Li>If You Use A 20-Gt2 Pulley For Small Gear You Get Ratio 1:3</Li> <Li>Belt Needed 172Mm/86 Teeth - 188Mm/94 Teeth</Li> <Li>A Nema 17 Motor - I Use A Small 0.9 Steps Pancake Motor.</Li> <Li>Belt Is Tightened By Sliding Motor Away.</Li> <Li>Strongly Advice You To Buy <A Href="Http://E3D-Online.Com/Extruders/Hobb-Goblin-8Mm-Shaft" Target="_Blank">Hobbed Bolt From E3D</A> - You Can Also Buy It From <A Href="Https://Www.Filastruder.Com/Products/Hobb-Goblin-8Mm-Hobbed-Shaft-Kit" Target="_Blank">Filastruder</A> If That Is Easier For You.</Li> <Li>Push-Fitting With M6 Thread</Li> <Li>With 32 Microstepping And Normal 1.8 Degree Nema, The Steps Are About 1100Mm/S Filament, So Ultra High Definition And High Torque</Li> </Ul> ##Bom## <Ul><Li>60Gt-2 Pulley</Li> <Li>16Gt-2 Or 20Gt-2 Pulley</Li> <Li>E3D Hobbed Bolt - Hobb-Goblin-8Mm-Shaft</Li> <Li>A Belt With Length Between: 172-Gt2 To 188-Gt2.</Li> <Li>Note: 200-Gt2 Is Too Long.</Li> <Li>2X M6 Push-Fitting For 1.75Mm Filament</Li> <Li>2X 20Mm Steel Springs. 1Mm Thick</Li> <Li>2X M3 50Mm (Or Longer) Partially Threaded Socket Head Cap Screws</Li> <Li>3X 608 Bearings. 8X22X7 - Type Doesn'T Matter.</Li> <Li>Various M3 Nuts, Screws And Spacers</Li> </Ul> <Strong>Nema 17 Used</Strong> I Am Using Nema 17 "Pancake" As In Flat Model. Manufacturer Part Number: 17Hm08-1204S 0.9Deg Nema 17 Stepper Motor 1.2A 11Ncm/15.6Oz.In 42X42X20Mm It'S Plenty To Drive This, And I Am Currently Using It To Pull Filament From A Huge 2.3Kg Roll Of Filament. You Can Ofcourse Use Bigger Motors, But I Rather Like This Model For It'S Compact Size And Great Accuracy. I Found It On German Ebay.
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