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Megabore Heavy Duty Hollow Spindle Lathe
Lathes, Oil Field & Hollow Spindle
The PB series of Heavy Duty Lathes were developed and designed to provide optimum performance with high cutting power while providing versatility for use in a wide range of industries : general purpose machine shops, mining industry, power industry, oil industry, paper plants, and shipyards, etc.
The PB series feature the most modern designs, providing high efficiency and easy operation.
STANDARD FEATURES
Single piece bed casting resting entirely on the floor for maximum rigidity
Massive heavy duty headstock
6-Ways power feed/rapid feed.
The Megabore PB model is a robust heavy duty center lathe with very flexible specifications including center height and hollow spindles. Photos show some of the options available to configure your machine,
Photos show some different configurations.
| Swing | 50" | 1,270 mm |
| Swing Options | 45" - 50"- 60"" | 45" - 50"- 60"" |
| Centers | 118" | 2,997.2 mm |
| Center Options | 120" - Standard options up to 40 Ft. | 120" - Standard options up to 40 Ft. |
| Spindle Bore | 21" | 533.4 mm |
| Spindle Bore Options | "6"- 30" for 60" Swing model. | "6"- 30" for 60" Swing model. |
| Power | 40 hp | 29.8 kW |
ITEM UNIT PB-45 PB-50 PB-60
CAPACITY
Centre height mm (in.) 590 (23.22) 650 (25.59) 775 (30.51)
Swing over bed mm (in.) 1165 (45.86) 1280 (50.39) 1530 (60.23)
Swing over cross slide mm (in.) 840 (33.07) 950 (37.40) 1210 (47.63)
Swing over gap mm (in.) 1610 (63.38) 1730 (68.11) 1980 (77.95)
Gap width from headstock(opt.) mm (in.) 600 (23.62)
Distance between centres mm (in.) 1500 (59.05), 2000 (78.74), 3000 (118.11),
4000 (157.48), 5000 (196.85), 6000 (236.22),
7000 (275.59), 8000 (314.96), 9000 (354.33),
10000 (393.70), 11000 (433.07), 12000 (472.44)
BED
Width (W/O auxiliary guide) mm (in.) 715 (28.14)
Width (W auxiliary guide) mm (in.) 800 (31.49)
CARRIAGE
Cross slide travel mm (in.) 800 (31.49)
Compound tool post travel mm (in.) 500 (19.68)
4-way tool post width mm (in.) 255 (10.03)
THREAD FEED RANGE
Longitudinal feed mm/rev (in.rev) 0.045~2.55 (0.0018~0.1)
Cross feed mm/rev (in.rev) 0.023~1.28 (0.0009~0.05)
Longitudinal rapid feed mm/rev (in.rev) 2000 (78.74)
Cross rapid feed mm/min (in/min) 1270 (50.00)
Metric thread mm (kinds) 1~56 (60)
Inch thread TPI (kinds) 1/2~28 (60)
Module thread MOD (kinds) 0.25~14 (60)
Diamteral pitch thread DP (kinds) 2~112 (60)
Pitch of leadscrew mm (TPI) 12 (2)
TAILSTOCK
Quill diameter mm (in.) 145 (5.70)
Quill travel mm (in.) 200 (7.87)
Inner taper of quill MT#6
Bearing surface on the bed ways mm (in.) 600 (23.62)
MOTOR
Main spindle motor KW (HP) 22(30)-STD.
29(40)
Coolant pump motor KW (HP) 0.1 (0.125)
2 X 40 inch diameter ALL STEEL 4 JAW CHUCKS.
HYDRAULIC TAPER TURNING
SEMI AUTO THREADING SYSTEM FOR STANDARD API THREADS.
2 AXIS DIGITAL READOUT.