Tunneling Jumbo (Scale 1:100)
thingiverse
A Generic Tunneling Jumbo, based on two-boom, electro-hydraulic jumbo designed for fast and accurate drilling in tunneling and cavern excavation (detail of this type of machine: https://www.rocktechnology.sandvik/en/products/underground-drill-rigs-and-bolters/tunneling-jumbos/dt821-tunneling-jumbo/ ) Modeled in Skechtup. You will need: 2x 2 mm diameter x 18mm long 1x 2 mm diameter x 6mm long Axis of arms 4x 2 mm diameter x 5mm long 2x 2 mm diameter x 6mm long 2x 2 mm diameter x 7mm long I use round wooden toothpicks Greetings Print Settings Printer: Prusa i3 MKS+ Supports: Yes Resolution: 0.1 Infill: 15 Note: Part „Tunneling Jumbo (6)“ (wheels) print 4 times Parts „Tunneling Jumbo (7-13)“ (arms) print 2 times Part „Tunneling Jumbo (9)“ is better print 0.05mm Part „Tunneling Jumbo (12)“ is better printed standing and with a skirt for HO scale 1:87 multiply the scale of model by 1.15 (115%) in slicer software for scale 1:72 multiply the scale of model by 1.13888 (138.88%) in slicer software Thanks to guaro3d for the awesome excavator model and inspiration for other models
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