Workpiece：
Product parameters：
Double-cylinder pull-up vertical internal broaching machine | LG55740MH-2000 | LG55760MH-2000 |
Rated broaching force | 400KN | 600KN |
Maximum stroke | 2000mm | 2000mm |
| Knife lift stroke | 1400mm | 1400mm |
Broaching speed | 1～7m/min | 1～6m/min |
Return speed | 2～15m/min | 2～12m/min |
Applicable broach length | 1200～2000mm | 1300～2000mm |
Maximum outer diameter of workpiece | Φ320（Single station）mm Φ260（Double station）mm Φ190（Three stations）mm | Φ400（Single station）mm Φ360（Double station）mm Φ260（Three stations）mm |
main motor power | 45kw | 54kw |
| Total machine power | 67kw | 76kw |
| Machine shape | 5.3×6.5×6m | 5.5×7×6m |
| Net weight of machine tool | 24t | 26t |
Characteristics | a.Double-bed structure, dual-cylinder drive； b.It is suitable for all kinds of large internal splines, internal gears and internal holes of various shapes with high processing accuracy. | |
