Box-Column Vertical Drilling Machine
Heavy Duty Box Column Vertical Drilling Machine
Strong type drilling machine
| Model | SDB-40 | SDB-50 | SDB-50B |
| Max. Drilling dia.(steel) (mm) | Φ40 | Φ50 | Φ50 |
| Max. taping dia.(steel) (mm) | M28 | M35 | M30 |
| Max. milling cutter diameter(mm) | Φ80 | Φ80 | 80 |
| Max. distance from spindle center to column guide surface (mm) | 400 | 450 | 450 |
| Max. distance between spindle end to the worktable surface | 880 | 1050 | 550 |
| Max. spindle stroke (mm) | 200 | 280 | 200 |
| Spindle taper bore (MT) | MT.4 | MT.4 | MT.4 |
| Max. travel for the spindle box in up and down position (mm) | 650 | 750 | 420 |
| Speed of spindle box up and down (mm/min) | 1780 | ||
| Spindle speed steps | Stepless | Stepless | Stepless |
| Spindle speed range (r/min) | 50-2200 | 40-1600 | 55-348,348-2200 |
| Spindle feed steps | 6 | 6 | 6 |
| Spindle feed range (mm/r) | 0.08-0.50 | 0.08-0.50 | 0.08-0.50 |
| Worktable feed steps in X direction (step) | Stepless | ||
| worktable feed range in X direction (mm/min) | 4-480 | ||
| Rapid moving speed of worktable in X direction | 640 | ||
| Travel of worktable in X and Y direction (mm) | 450x340 | ||
| Area of worktable (LxW) | 700x500 | 800x600 | 960x340 |
| Numbers and width of the T slots of worktable (mm) | 3/18 | 3/18 | 3/14 |
| Power of main motor(transducer motor) | 2.2kw | 3.7kw | 2.2 |
| Power and speed of motor for spindle box up and down (kw, r/mm) | 1.1, 910 | ||
| Parameter of power feed for worktable (V, N.m) | 220, 20 | ||
| Machine dimension (mm) | 1310x820x2200 | 1490x950x2370 | 1600x1450x2420 |
| Packing dimension (mm) | 1420x980x2430 | 1600x1100x2600 | 1680x1280x2250 |
| Machine weight (kg) | 1100/1300 | 1350/1500 | 1500/1700 |
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