MICHIGAN - Roto-Flo 3237 - Cold Rolling Machine

Machine Description – Model 3237 (Roto-Flo)

Original year of manufacture: 1984
Modernization: 2017 (electric and hydraulic overhaul)

Description:
The Roto-Flo 3237 machine is a cold rolling machine for chipless forming. It was manufactured in 1984 and extensively modernized in 2017. The electrical switchgear and the hydraulic power unit were renewed and the control system was converted to modern PLC technology. The mechanical structure remained essentially unchanged.

Specifications:
Largest stroke: 1,065 mm
Largest rack length: 915 mm
Largest outer diameter of the part: 41 mm (standard version)
Largest end face width of the rolled profile (approx.): 92 mm
Diametrically pitched areas: 20 / 40 / 32 / 64
Module ranges (from–to): 1.27 / 0.635 to 0.7938 / 0.3969
Engine power (at 1500 rpm): 20 hp
Hydraulic tank capacity: 380 litres
Length: 2,740 mm
Depth (without boom, with hydraulic tank): 1,900 mm
Height: 1,750 mm
Weight (approx.): 10,500 kg

Renewed components (2017):
- New switching device with modern PLC control (Siemens S7-1200)
- Revised hydraulic power unit
- Updated CNC software (version V8)