Double Oil-Cylinder Vertical Internal Push CNC Broaching Machine
Double Oil-Cylinder Vertical Internal Push CNC Broaching Machine
LVK-2016 LVK-4020 LVK-6020 LVK-8020 LVK10020
Machine Summary
- Designed as per advanced international technology standards, the machine meets the requirements of high-power cutting technology and stable cutting technology under mutiple vibration sources.
- Its structure and kinematical mechanics conform with the principle of broaching engineering mechanics, which increases the service life of cutting tool.
- With high technology standard of accuracy, safety, function, etc. the machine can be used efficiently.
- With core technology of double-cylinder synchronization, the machine is applicable to machining through holes with longer hole depth, internal spline and various types of internal shaping straight slots.
Features
- Driven by dual cylinder synchronously.
- Equipped with automatical tool adjusting unit and tool changer.
- Optional moving worktable is available.
- Equipped with chip brushing unit.
- Equipped with automatical loading and unloading unit.
- Workpiece pusher and chip brushing device.
Technical Parameters
Specifications | Units | LVK-2016 | LVK-4020 | LVK-6020 | LVK-8020 | LVK-10020 |
Number of broaching stations |
| 1-3 | 1-3 | 1 | 1 | 1 |
Rated pulling force | KN | 200 | 400 | 600 | 800 | 1000 |
Max. stroke length | mm | 1600 | 2000 | 2000 | 2000 | 2000 |
Length range of broaching tool | mm | 900~1700 | 1100~2100 | 1100~2100 | 1200~2200 | 1200~2200 |
Hole diameter of worktable | mm | Φ180/Φ150/Φ120 | Φ200/Φ180/Φ150 | Φ220 | Φ250 | Φ250 |
Max. outer diameter of workpiece | mm | Φ400/Φ250/Φ160 | Φ460/Φ300/Φ180 | Φ520 | Φ600 | Φ700 |
Working speed | m/min | 2-7 | 2-6 | 2-6 | 2-6 | 2-6 |
Returning speed | m/min | 4-16 | 4-16 | 4-16 | 4-12 | 4-12 |
Machine total power | kw | 28 | 55 | 72 | 90 | 115 |
Machine floor space(L*W*H) | mm | 3800*3200 *6000 | 4000*3400 *7500 | 4200*3600 *7700 | 4400*3800 *8000 | 4600*4000 *8600 |
Machine net weight | kg | 22000 | 32000 | 40000 | 44000 | 48000 |
Standard workpiece verticality of hole centerline and base after broaching | mm | ≤0.04/200 | ≤0.04/200 | ≤0.04/200 | ≤0.04/200 | ≤0.04/200 |
Workpieces Samples

Workshop
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