PB Model 45″ – 60″ Swing
PB Series
Conventional
PB Model 45″ – 60″ Swing
Description
Megabore, hollow spindle Lathes PB Series offer swings over bed of 45-50 and 60 inches. Hollow Spindles 6″ – 30″ clearance.
The PA and 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.
THE PHOTOS SHOW SOME OF THE VARIATIONS AVAILABLE
Megabore Heavy Duty Lathes
Series No. indicates approx swing in inches – Bed lengths up to 40 Ft available
| 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) |
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| 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) / 37(50)-OPT. |
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| Coolant pump motor | KW (HP) | 0.1 (0.125) | |||
Note :
(1) X and Z axes actual cutting diameter will change when equipped with different turrets.
(2) Specifications are subject to change without notice for improvement
STANDARD FEATURES
Single piece bed casting resting entirely on the floor for maximum rigidity
Single piece bed casting resting entirely on the floor for maximum rigidity Massive heavy duty headstock 6-Ways power feed/rapid feed Top slide is hardened and precision ground Natural and removable gaps
OPTIONAL ACCESSORIES
Headstock clutch and brake
Headstock clutch and brake Semi automatic threading and copy system for the oil industry Hollow spindles 6″ – 9″ 10″ 12.5″ 16″ 18″ 20″ 22″ 28″ Need a larger machine?
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Technical Info
BED WIDTH : 28.14″
PB series(Swing in inches) |
PB-45 | PB-50 | PB-60 |
| Swing over bed | 1,165mm | 1,280mm | 1,530mm |
| Swing over cross slide | 840mm | 950mm | 1210mm |
| Swing over gap | 1,610mm | 1,730mm | 1,980mm |
| Distance between centers | 1,500mm~12,000mm in 40″ increments | ||
| Spindle nose | A2-11~A2-40 | ||
| Spindle bore | 6″~18″ | 6″~24″ | 7″~30″ |
| Spindle motor | Standard-30HP ; Option-40HP,50HP | ||
