Buckrap Hot End Bow
Buckrap's Hot End
Here is a simple design Hot End.
Parts
Totaal costs are (under 15 euro's):
- PTFE tube 6mm (ext) 30-50 cm
- brass nozzle 0.5mm extruder and M6 (purchased @ Camiel)
- M6 nut
- M6 brass end / coupling nut (photo)
- Nicrome wire
- thermistor
- Perforated assembly tape 6mm (In the right-down corner of the parts picture)
- kapton tape 5mm (and optionally 10 mm)
- Cord End Terminals 1mm
- wire
Tools
- pliers
- wirecutter
- crimping tool for Cord End Terminals
- scissors
- 10 mm key (M6 nut)
- multimeter
Step 1
- first push the M6 nut on tube and use the key turn it about 2 cm on tube. Then pull back the nut and remove it.
- turn the tube into to connector
- turn the brass into the connector
Step 2
- tape the connector and the brass
- place the Nicrome wire (note to self 28,3 cm and check for 6 ohm)
- tape the Nicrome in place
Step 3
- isolate the termistor wires with kapton tape
Step 4
Take attention here
- strip 2 writes over 7 cm
- strip 2 writes over 4 cm
- crimp the long wires to the Nicrome
- crimp the short wires to the termistor
- isolate all wires separate
Step 5
- wrap them together
- wrap them to the connector
- isolate to top of the connector (temp isolating)
Step 6
- Use Perforated assembly tape to mount (MakerBot example here)
