1. Frequency conversion transducer spindle stepless digital readout for the display of speed;
2. Strength spindle, with limiting protection for limiting position;
3. Electrical box and coolant button is on the right of spindle box;
4. Hydraulic pressure clamp, interlock of rocker arm clamping and up down movement; Clamping of spindle and spindle box could be similtaneous or separated;
5. Trochoid thin oil lubrication;
6. With safety protection device;
7. At the bottom of lead screw and guide surface can be add protection device;
8. Importable electrical components with CE, CSA, UL standard;
9. Electric box control by PIC;
10. Length worktable, supply inclined worktable and quick change collet as optional accessories.
Standard Accessories:
*Keyless drill chuck
*Connecting bar for drill chuck
*Shaft sleeve for taper shank tool
*Wedge for taper shank tool
Optional Accessories:
*Rotation worktable
*Quick change collet
*Electric control asembly
*Electric value for hydraulic system
Model
PTRB80x20
PTRB80x25
Max. drilling diameter (on Medium-carbon steel)
Ø80
Max. drilling diameter (on cast iron) (mm)
Ø105
Max. tapping diameter (on Medium-carbon steel)
M52
Max. tapping diameter (on cast iron) (mm)
M60
Max. distance from spindle to generating line of colum (mm)
450-2050
4502-2550
Max. distance of horizontal movement for spindle box ( manual) (mm)
1600
2100
Max. distance between spindle end to the workable surface of the base (mm)
400-1620
Max. travel of the spindle (mm)
400
Spindle taper bore
MT.6
Spindle speed steps
Stepless
Spindle speed range (mm/r)
30-220
192-1400
Spindle feed steps
8
Spindle feed range (mm/r)
0.06, 0.09, 0.15, 0.23, 0.36, 0.60, 0.90, 1.38
Spindle of rocker arm up and down movement (m/min)
1
Rotation angle of rocker arm.(degree)
±180
Distance of spindle movement for calibrated dial each revolution mm
151
Power of main power (tranducer motor) (kw)
7.5
Power of motor for rocker arm up and down movement (kw)
2.2
Power of oil pump motor for spindle box. Column and rocker arm clamping (kw)