RB Type Profile Bending Machines
Profilbiegemaschinen Typ RB
Profilbiegemaschinen Typ RB überzeugen durch höchste Flexibilität und Biegeleistung. Das einzigartige Maschinenkonzept ermöglicht es den Abstand der seitlichen Walzrollen variabel einzustellen. Eine optimale Anpassung der Profilbiegemaschine an das zu biegende Profil wird ermöglicht. Zu hohe Presskräfte auf das Profil werden vermieden. Es wird die bestmögliche Bogenqualität bei minimaler Deformation der Profile erreicht.
Das einzigartige Maschinenkonzept in Kombination mit modernster CNC Steuerungstechnik machen Profilbiegemaschinen Typ RB zur ersten Wahl wenn maximale Flexibilität, Leistung, Präzision und beste Biegequalität gefordert sind.

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Good to know:
With all RB type profile bending machines, the bending direction is away from the machine. This ensures increased safety and user-friendliness. A collision of the bent part with the machine or the shaft supports is not possible.
Features:
- Highest versatility and best bending quality due to adjustable center distance
- Highest productivity and bending performance due to high-torque
- Direct drives
- Highest precision through state-of-the-art CNC control technology
Options:
- Fully automatic measurement and correction of the bending radius
- Fourth roll, pull roll or calibration rolls
- Roll bending with mandrel passive or active with boost system
- Helical bending and spiral bending
- 3D bending of profiles with controlled Z-axis
- 3D bending of tubes with controlled rotary axis
- …
Success is controllable
The innovative CNC-S control software for profile bending machines offers unique functions and leaves nothing to be desired, whether for single-part or series production.
Overview
| RB3L | RB3L-A200 | RB3 | RB3-A200 | RB4 | RB6 | |
|---|---|---|---|---|---|---|
| Bending Power | 5.5kW | 5.5kW | 7.5kW | 7.5kW | 15kW | 22kW |
| X-AXIS | ||||||
| Pressing Force | 120 KN | 120 KN | 250 KN | 250 KN | 380 KN | 750 KN |
| Stroke | 200mm | 200mm | 250mm | 250mm | 400mm | 450mm |
| X-axis drive | hydraulically controlled | hydraulically controlled | hydraulically controlled | hydraulically controlled | hydraulically controlled | hydraulically controlled |
| Positioning accuracy | 0.01mm | 0.01mm | 0.01mm | 0.01mm | 0.01mm | 0.01mm |
| Y-AXIS | ||||||
| Speed | 0-16 rpm | 0-16 rpm | 0-16 rpm | 0-16 rpm | 0-16 rpm | 0-8 rpm |
| Shaft length | 200mm | 250mm | 200mm (optional 300mm) | 250mm | 300mm | 500mm |
| Shaft diameter | 65mm | 65/105mm | 65mm | 65/105mm | 85mm | 125mm |
| Nominal torque of shafts (100%ED) | 3×900Nm | 3×900Nm | 3×1600Nm | 3×1600Nm | 3×3000Nm | 3×6000Nm |
| Y-axis drive | hydraulically controlled | hydraulically controlled | hydraulically controlled | hydraulically controlled | hydraulically controlled | hydraulically controlled |
| Adjustable distance of side rolls | 334-600mm | 200-466mm | 384-960mm | 200-920mm | 436-1120mm | 630-1230mm |
| GENERAL | ||||||
| Weight | 800kg | 800kg | 1400kg | 1400kg | 3500kg | 5500kg |
| Length / Width / Height | 1390 / 1140 / 1220mm | 1390 / 1140 / 1220mm | 1530 / 1300 / 1280mm | 1530 / 1300 / 1280mm | 2300 / 1700 / 1550mm | 2300 / 2100 / 1600mm |
| Electrical Connection | CEE 32 A 3L + PE + N / 400-480 V / 50-60Hz |
CEE 32 A 3L + PE + N / 400-480 V / 50-60Hz |
CEE 32 A 3L + PE + N / 400-480 V / 50-60Hz |
CEE 32 A 3L + PE + N / 400-480 V / 50-60Hz |
CEE 32 A 3L + PE + N / 400-480 V / 50-60Hz |
CEE 32 A 3L + PE + N / 400-480 V / 50-60Hz |
| Contour | RB3-L | RB3 | RB4 | RB6 |
|---|---|---|---|---|
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80×15 | 120×15 | 120×30 | 160×30 |
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160×15 | 160×20 | 260×20 | 260×40 |
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60x60x5 | 80x80x6 | 100x100x8 | 120x120x10 |
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76.1×2.6 | 114.3×3.2 | 139.7×6.3 | 219×6.3 |
The table only represents a brief excerpt of possible profiles and dimensions. Other profile shapes, dimensions, or special profiles are possible at any time. The specifications apply to steel with a max. tensile strength Rm = 400 N/mm². Different characteristic values apply to profiles made of aluminum, stainless steel, or high-strength materials.



