{"data":{"make":{"id":"1694860","created":"2024-04-06T21:56:00.137629+00:00","edited":"2024-04-07T01:00:08.913395+00:00","deleted":null,"isMake":true,"printer":{"id":"648","name":"Creality K1","__typename":"PrinterTypeType"},"parent":null,"author":{"id":"1872908","handle":"Louis_1872908","verified":false,"dateVerified":null,"publicUsername":"Louis","avatarFilePath":"","badgesProfileLevel":{"profileLevel":11,"__typename":"BadgesProfileLevelType"},"__typename":"UserType"},"images":[{"id":"1528023","filePath":"media/comment_images/d8/0cc3d2-fd69-4bac-8377-82d62f59735b/img_1136.jpeg","rotation":0,"__typename":"CommentImageType"}],"mentions":[],"text":"Very fun project, very very well documented and explained. Since I\u2019m in Canada, metric screws are kinda hard to find, I had to order screw kits on Amazon to get approximately what\u2019s needed. I will produce filament soon!\nI am new to 3d printing and this was my first project printed on my Creality K1C.\nThank you so much","rating":5,"likesCount":1,"liked":null,"membershipAgeMonths":null,"modelData":{"model":{"id":"460950","ratingAvg":"5.0000000000","ratingCount":27,"__typename":"PrintType"},"__typename":"ModelDataType"},"membershipTier":null,"__typename":"PrintCommentType","model":{"eligibleForNomination":false,"id":"460950","slug":"compact-pet-filament-machine","name":"Compact PET Filament Machine","authorship":"author","club":false,"excludeCommercialUsage":false,"price":null,"eduProject":null,"ratingAvg":"5.0000000000","myRating":null,"ratingCount":27,"description":"

Overview:

After success of my firts PET Filament Machine I decided to build new one which will be more compact and neat.

Here you can see the new machine in operation:

Assembly Instructions:

You can find an instruction video with assemby here: Part 1, Part 2.

Bottom:

Print and cleanup all printable parts
Install rubber feet to the bottom case
- 4x Rubber Foot
- 4x M3 Nut
- 4x M3x8mm Screw
Joint the left and right bottom case together
- 2x M3 Nut
- 2x M3x8mm Screw
- 2x M3 Washer
Install power supply
- 2x M3x6mm Screw
- 2x Washer
Prepare main socket and power switch module
- Length of the wires should be about 18cm
- Two additional ground wires will be connected to the Al profiles
Install main socket and power switch module
- 2x M3x10 Countersink Screw
- 2x M3 Nut
- 2x M3 Washer
Prepare wired for motor speed controller and thermostat
- (+)/(-) wires \u2026 power supply \u2192 motor speed controller \u2026 45cm, AWG18
- (+)/(-) wires \u2026 power supply \u2192 terminal block \u2026 35cm, AWG18
- (+)/(-) wires \u2026 motor speed controller \u2192 motor \u2026 55cm, AWG18
- (+)/(-) wires \u2026 thermostat \u2192 terminal block \u2026 14cm, AWG18
- 2x (+) wires \u2026 thermostat \u2192 terminal block \u2026 18cm, AWG18
Connect cables to power supply
Cover terminal block on power supply with terminal cover
Connect cables to motor speed controller
Mount the motor speed controller to the base body
Glue the terminal holder with terminal blocks (5-port, 5-port, 2-port) to the base body with double side tape
Connect +/- cables from power supply to terminal block
Exchange K type thermocouple by smaller version (3x15mm)
- Modify the back of thermostat case to connect thermocouple wires without tension
Connect cables to thermostat
Push the thermostat to the base body
Connect cables from thermostat to the terminal block
Install 40mm side panel fan and connect it to the terminal block
- 4x M3x30mm Countersink Screw
- 4x M3 Nut
- 4x M3 Washer
Connect cartridge heater to the terminal block
Organize all cables
Cut threads into the Al profiles from side (if you want to mound side feet and handle)
Clear the paint/anodized surface to have good contact for ground wires
Mount the Al profiles into the body
- 10x M5x12mm Screw
- 10x M5 Nut + TNut_3030_M5
Connect ground wires to the Al profiles
- 2x M5x10mm Screw
- 2x M5 Nut + TNut_3030_M5
- 2x M5 Big Washer
Mound side holders
- 2x M5x12mm Screw
- 2x M5 Nut + TNut_3030_M5
- 2x M3x10mm Countersink Screw
- 2x M3 Nut

Top:

Screw big gear and spool side to the spool cylinder
- 16x 3.5x20mm Screw
Install Cover Plate 1
- 2x M5x12mm Screw
- 2x M5 Nut + TNut_3030_M5
Push the bearings into Motor and Bearing Plates
- 2x Bearing 608ZZ
Mount Motor and Bearing Plate (don't tight the screws)
- 5x M5x12mm Screw
- 5x M5 Nut + TNut_3030_M5
Mount motor
- 4x M3x10mm Countersink Screw
Mount motor lock mechanism
- 1x M3x15mm Screw
- 1x M3 Nylon Lock Nut
- 1x M3 Washer
Mount small gear to the motor
- 1x M3x10mm set screw
- 1x M3 Nylon Lock Nut
Install the spool
- 1x 125mm M8 threaded rod
- 2xM8 Nut
Glue together two parts of the fan mount
Screw the 4020 fan to the fan mount
- 3x Nut M3
- 3x Screw M3x25mm
- 3x Washer M3
Install the fan mount to the body and connect the fan to the terminal block
- 2x M5x12mm Screw
- 2x M5 Nut + TNut_3030_M5
Assemble heater block holder and install heater block
- 1x V6 Nozzle drilled 1.7mm
- 1x V6 Heater block
- 1x L-shape holder 30x30mm
- 1x Al plate 110x30 mm
- 6x M5x12mm Screw
- 4x M5 Nut + TNut_3030_M5
- 2x M5 Nylon Lock Nut
- 2x M5 Washer
Install cartridge heater and thermocouple into the heater block
Assemble and install strip holder
- 2x M5x12mm Screw
- 2x M5 Nut + TNut_3030_M5
Install Cover Plate 2
- 2x M5x12mm Screw
- 2x M5 Nut + TNut_3030_M5
Connect motor to the speed controller
In my case the polarity is opposite than indicated on the motor to have correct rotation direction. In case the direction is not as you want switch the polarity.
Mount motor cover
- 4x M3x6mm Screw
Mount handle and feet
- 4x M8x20mm Screw
Add steal cord
- 1x Approximately 40 cm steel cord 1mm in diameter
- 1x Screw terminal
- 1x Clip for steel cord (can be substituted with screw terminal)
Wrap wires to motor and heater block (optional)
- 2x Approximately 20cm of woven wire wrap 5mm diameter

Electronics:

Here is the schematic of the electronics:

Bill of Material:

Base
- 1x Bottom_Case_Right_EdgeCircles.stl (115g)
- 1x Bottom_Case_Left_EdgeCircles.stl (93g)
- 1x Side_Holder.stl (6g)
- 2x Foot.stl (2x6g)
- 1x Handle.stl (25g)
- 4x rubber foot
- 14x M3 Nut
- 10x M3 Washer
- 6x M3x8mm Screw
- 4x M3x10 Countersink Screw
- 4x M3x30mm Screw
- 2m AWG18 red wire red
- 2m AWG18 black wire black
- 20cm of brown, blue, yelow/green wire
- 2x ground connection
- 2x Al profile 3030, length 300mm (Black 3030 Al profile or Silver 3030 Al profile)
- 12x M5x12 Screw
- 2x M5x10 Screw
- 14x M5 Nut
- 4x M8x20mm Screw
- 2x M5 Big Washer
- 14x TNut_3030_M5.stl
Spooler
- Body
  - 1x Motor_Plate.stl (25g)
  - 1x Bearing_Plate.stl (40g)
  - 1x Distance_Ring_1.stl (<1g)
  - 1x Distance_Ring_2.stl (<1g)
  - 2x Washer.stl (<1g)
  - 2x Bearing 608ZZ (i.e. Bearing 608ZZ)
  - 5x M5x12mm Screw
  - 5x M5 Nut
  - 5x TNut_3030_M5.stl
- Motor
  - 1x Gear Reduction Motor with 8mm diameter and 25mm length D-shape shaft, 6 or 10 rpm, (i.e Gear Reduction Motor JGY-370)
  - 1x Gear_17_Teeth.stl (8g)
  - 1x Set screw M3x10mm
  - 2x Nylon Lock Nut M3
  - 1x Motor_Mount_Front.stl (6g)
  - 1x Motor_Mount_Back.stl (6g)
  - 4x Screw M3x10mm (flat head)
  - 1x Motor_Mount_Lock_1.stl (<1g)
  - 1x Motor_Mount_Lock_2.stl (<1g)
  - 1x Motor_Cover.stl (28g)
  - 1x M3x15mm Screw
  - 4x M3x6mm Screw
  - 1x M3 Washer
- Spool
  - 1x Gear_55_Teeth.stl (44g)
  - 1x Spool_Cylinder.stl (105g)
  - 1x Spool_Side.stl (20g)
  - 16x Screw 3.5x20mm
Cooler
- 1x Fan_Mount.stl (28g)
- 3x Nut M3
- 3x Screw M3x25mm
- 3x Washer M3
- 2x M5x12mm Screw
- 2x M5 Nut
- 2x TNut_3030_M5.stl
Heater Block
- 1x V6 Heater Block (i.e. V6 Heater Block)
- 1x V6 Nozzle drilled to 1.7mm diameter (i.e. Brass Nozzle)
- 1x L-shape Holder 30x30mm (i.e. L-shape Holder)
- 1x Al plate 110x30 mm based on Heater_Block_Holder_Template.stl
- 1x Heater_Block_Holder_Distance_1.stl
- 2x Heater_Block_Holder_Distance_2.stl
- 6x M5x12mm Screw
- 4x M5 Nut
- 2x M5 Nylon Lock Nut
- 2x M5 Washer
- 4x TNut_3030_M5.stl
Strip Holder
- 1x Strip_Holder.stl (28g)
- 1x Strip_Holder_Washer_1.stl (12g)
- 1x Strip_Holder_Washer_2.stl (10g)
- 1x Strip_Holder_Nut.stl (3g)
- 2x M5x12mm Screw
- 2x M5 Nut
- 2x TNut_3030_M5.stl
Covers
- 1x Cover_Plate_1.stl (40g)
- 1x Cover_Plate_2.stl (12g)
- 3x M5x12mm Screw
- 3x M5 Nut
- 3x TNut_3030_M5.stl
Electronics
- 1x Power Supply Mean Well LRS-100-24 (24V, 100W)
- 1x Power Socket with Switch (i.e Power Socket with Switch AC-01A)
- 1x DC Motor Speed Controller (i.e. Speed Controler 5A)
- 1x Thermostat for K type thermocouple (i.e. Thermostat).
- 1x K type Thermocouple 3x15mm (i.e. Thermocouple)
- 1x Fan 4020 24V (i.e. 4020 Cooling Fan)
- 1x Blower Fan 4020 24V(i.e 4020 Blower Fan)
- 1x 50W Cartridge Heater (i.e Cartridge Heater)
- 2x 5-Port Terminal (i.e Terminal Set)
- 1x 2-Port Terminal (i.e Terminal Set)
Other
- 1x Power_Connector_Cover.stl (6g)
- 1x Terminal_Cover.stl (6g)
- 1x Terminal_Holder.stl (3g)
- 50cm Woven Wire Wrap 5mm diameter (i.e Woven Wire Wrap)

About 680g of filament is needed in total.

The total cost is about 100 USD.

Accessories:
For cutting the PET strips from bottles you can use my Simple PET Bottle Cutter.
For storing PET strips you can use my PET Strip Spooler And Spool Holder.

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Compact PET Filament Machine

Compact PET Filament Machine

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