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DCC Bridge
Anonymous1761971780
06-05 14:10
Model Name
rock bolt 3d model
Tags
3d printing
3d printing realistic
machine
machine 3d printing
machine 3d printing realistic
machine realistic
realistic
Prompt
One steel helical rock bolt bar, single object, match reference image. Total length 2100 mm. Nominal diameter 22 mm. Left end flat. Right end expansion tip only on one end, 4 fins around 1 central cone. Straight bar body with continuous helical ribs. 22 mm bar dimensions: Do 24.6 mm, A 21.4 mm, B 20.6 mm, C pitch 11.09 mm, D rib height 3.6 mm, E rib width 1.8 mm. Cross-section: circle with 2 opposite flat cut sides, not full circle. Keep same section along full bar. Tip dimensions: L1 85 mm, D1 collar 30 mm, D2 cone 14 mm, L2 cone 42 mm, E1 fin thickness 3 mm, L3 fin length 48 mm, angle 12 deg. Metallic gray steel. Hard-surface CAD. Accurate proportions. One piece only. No extra parts. No floating parts. No text. No labels. No background.
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