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Add: No.21, D Zone Jingjinluji Industry Park, Xingfu Road, Dezhou City, Shandong, China
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Deep Hole Drilling Machine
Deep hole drilling machine The machine is specially designed for machining cylindrical deep hole workpieces(diameter range 80-800mm, the max boring length can be 18000mm), which is suitable for boring holes of workpieces. The lathe bed has strong rigidity and good precision. The spindle speed is...
Description
Deep hole drilling machine

Brief of machine:
This machine is specially used for processing the cylindrical workpiece with deep hole , the machine bed is with good rigidity and accuracy retention . The machine is equipped with two sets of adjustable roller center rest and V-shaped workpiece carrier, so it is suitable for processing the inner hole of large workpiece as well. The spindle has wide rotary speed range, feeding system is driven by AC servo motor , so the machine could meet the requirements for various deep hole processing methods . The oil pressure head clamping and workpiece tightening adopt servo tightening method .

Mahine features :
1. The machine is with Delta PLC .
2. The machine is with Rack and pinion structure,with larger cutting torque, more stable, with high transmission accuracy,without maintenance cost .
3. With Double rectangular guide rail , with heavier loading capacity .
4. The main motor of headstock connect with the spindle directly, Prevent lost rotation, with higher transmission accuracy .
5. Oil returning slots in both side of machine bed ,so the cutting oil could flow back to the oil tank very fast, which help to keep the floor clean and save oil .
6. The machine bed is cast by super casting iron HT300 , with super structure .
7. Adopt helical gear pump , with low noise and long life-span .
8. Main low pressure electric components :SCHNEIDER,NSK spindle bearings, Taiwan Rack .
Machine mainly parameters:
Specification | Parameter |
Drilling hole diameter range | 50-130mm |
Boring hole diameter range | 50-500mm |
Max. Processing depth | 3000mm |
Workpiece length range | 1000mm-3000mm |
Center height(height from flat guide rail to spindle center ) | 625mm |
Roller center rest clamping range | 100-650mm |
Main motor | 30KW |
Spindle rotary speed range, steps | 3.15~315r/min , 21-gears |
Carriage feeding speed range | 60-1000mm/min , 12-gears |
Drill box motor | 30kw |
Taper hole of drill box spindle front end | 140# |
Carriage feeding speed range | 5-500mm/min (stepless) |
Carriage rapid move speed | 1500mm/min |
Cutting tool feeding servo motor | 7.5KW |
Cutting tool max. Feeding force | 55KN |
Oil pressure head servo motor | 7.5KW |
Coolant system max. flow | 800L/min. |
Coolant system related pressure | 2.5MPa |
Coolant system flow | 200/500/800L/min |
Machine size(LxW) | 14.5x3.8m |
Machine max. Load | 10T |
Machine general power | About 98KW |
Headstock manual three-jaw chuck | Φ630mm |



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