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Modelo 3D Mechanical Hand por Ebro002 no Thingiverse

Descrição

No support material needed.

What You Will Need = -x20 M4-8 Screws -x15 M3-16 Screws -x15 M3 Nuts -x5 Rubberbands -x5 Drinking Straws -x1 1" PVC pipe -Fishing Wire/ Beading string -Foam Paper

What to print = -x1 of everything except: -x3 of Middle-Index-Ring 1,2&3 -x20 Washer -x5 Finger_Hold -To print the "Finger_Hold" measure the diameter of the tip of you finger rounding up to the nearest mm. Scale the ring to whatever the diameter of the finger is. ex: if your finger is 11.4 mm round up to twelve and scale it x12.

Preparing parts = -sand down the top edges of the finger sections to avoid breaking the rubber band.

  • To print the "Finger_Hold" at the correct size measure the diameter of the tip of you finger rounding up to the nearest mm. Scale the ring to whatever the diameter of the finger is. ex: if your finger is 11.4 mm round up to twelve and scale it x12. -This works because the inner hole is 1 mm

Assembly = -Connect the finger sections using M3-16 screws and M3 nuts. -Connect the hands to the fingers using the same method. -Put washers on each M4-8. -Screw in the M4-8 with washers on them halfway into each hole on the top of the hand. -Wrap the rubber band around each M4-8 screw. -Tighten the screws onto the rubber bands -Calibrate the rubber bands by changing the amount of rubber band between each finger. -cut 5 lengths of fishing line/ beading string (the distance depends on what your mounting the hand to but generally longer than 35 cm) -Tie knots on the end of each of all the strings (see second to last image) -[Thread the string through the fingertips and tie a second knot (see last image) -Thread the string through each finger section and through the palm of the hand)] -Repeat for each finger. -Cut a hole out of the side of the PVC pipe. -Mount the hand on the top of the PVC pipe and run the strings down the pipe and out the hole. -Thread the string guide through each string and glue it onto the inner pipe (to keep the string form tangling). -Slide "String_Organizer" up the pipe onto the wedge that was cut out. -Pull the strings through the center hole of "string_Organizer". -Tie the knot (see last picture) on the end of each string. -Insert the knot into "Finger_Hold" and tighten the knot at the notch. -Take the plastic straws and coil them using scissors or an Exact-O blade. -Cut the straws to the length of the exposed string and coil it around the string. -Trace the bottom of the fingers and palm of hand onto the foam paper then cut them out and glue them to their respective finger (see pictures for clarity). -Enjoy!!

citation (for pictures) = “HOW TO SHORTEN THE STRING.” YOYO INFO BASE by REWIND YOYO USA, yoyorewind.com/en/video/ready-to-play/how-to-shorten-the-string/.

Thingiverse

Mechanical Hand

49
Curtidas
0
Downloads
63
Coleções
Tags
anatomy body Body Parts hand human human body machanical hand mechanical
Licença Creative Commons - Attribution
Arquivos (14)
Pinky_1.stl 110.5 KB
Pinky_2.stl 73.7 KB
Pinky_3.stl 71.7 KB
Middle-Index-Ring_1.stl 107 KB
Middle-Index-Ring_2.stl 78.3 KB
Middle-Index-Ring_3.stl 67.7 KB
Thumb_1.stl 98.3 KB
Thumb_2.stl 67.3 KB
Thumb_3.stl 78.2 KB
Palm.stl 764.9 KB
String_Guide.stl 351.4 KB
Washer.stl 32.5 KB
String_Organizer.stl 60.3 KB
Finger_Hold.stl 403 KB
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