Overview:
Processing method: outside chip removing; gun drill
Hole diameter(mm): ¦µ5~¦µ30
Hole depth(mm): 1500
Bench traverse distance(mm): 200
Nc system: gsk980tdc / fanuc oi mate tc
Drill pipe: frequency control; simultaneously rotating and feeding
Workpiece: fixed, non-rotation
Guide sleeve: hydraulic drive and traverse
Workpiece clamping: the left side of workpiece is clamped by hydraulic chuck, the right side is supported by hydraulic centre bracket;
Hydraulic chuck and centre bracket can respectively traverse for eccentric orifice drilling purpose
Parameter:
Processing ability:
1. Number of spindle(pcs): 1
2. Hole diameter(mm): ¦µ5~¦µ30
3. Hole depth(mm): ¡ü1500
4. Max workpiece diameter (mm): ¦µ270
5. Length range of workpiece(mm): ¡ü1500
6. Max processing eccentricity (mm): ¦µ270
Processing speed:
1. Max rotation speed of drill pipe¡¯s spindle (r/min): 5500
2. Feeding speed range(mm/min): ¡ü1500
3. Forward speed(mm/min): ¡ü2000
Processing accuracy:
1. Hole skewness: ¡ü1/1000 (draw ratio¡ü100)
2. Dimensional accuracy of drill pipe: it7~it10
3. Hole rugosity: ra0.8~ra3.2
Power of machine
1. Drill pipe motor power(kw): 5.5
2. Oil pump power(kw): 5.5+5.5(double pump group)
3. Feeding power(kw): 1.8
4. Power of oil-temp cooling machine(kw): 2.8
5. Total power(kw): 25
Hydraulic system
1. Max volume of flow(l/min): 110
2. Max pressure(mp): 12
3. Filtering accuracy(um): 20
4. Oil storage capacity(l): 1360
Basic dimension & weight
1. Dimension (mm): 6000*3200*1500(l*w*h)
2. Height between drill pipe centre and ground(mm): 1070
3. Weight of hydraulic system (kg): 2000
4. Weight of main engine(kg): 7000
