Helios Hera 350

CNC Gear Hobbing Machine
4.2 DP
Max Pitch Rating
1,250
RPM Hob Speed
CNC Axes
CNC Axes

High-speed hob head with CNC shifting:
Automatic retraction of X-axis during power failure, preventing hob damage.

Direct drive torque motor for the work spindle:
Driven via FANUC® torque motor.

Flexible standard dialogue program offering:
One or two gears on a single workpiece.
Radial, axial, climb, and/or conventional hobbing on single- or two-cut cycle.
Crowning (lead modification) and deburring using two equal hobs.
Automatic shifting over broken hob section.
Optional re-hobbing (skiving).

CNC by FANUC® 0i-MF with 6 axes (optional 7):
Tangential position of hob head (shifting) by CNC.

Quality components and construction:
Precision, repeatability, and control with linear scales on the X-axis.
Cast iron machine base for optimum stability and damping.

Helios Hera 350

Technical Specifications
Metric / Imperial
Max Pitch Rating
6.00 mn / 4.2 DP
Max Workpiece Diameter
350 mm / 13.78 in
Minimum Axial Position
150 mm / 5.91 in
Maximum Axial Position
470 mm / 18.50 in
Min Axial Position
150 mm / 5.91 in
Max Axial Position
470 mm / 18.50 in
Cutter Head Radial Travel
275 mm / 10.83 in
Min. Radial Position of Cutter Head
6.00 mn / 4.2 DP
Max. Radial Position of Cutter Head
310 mm / 12.20 in
Total Tailstock Travel
350 mm / 13.78 in
Min. Tailstock Position
410 mm / 16.14 in
Max. Tailstock Position
760 mm / 29.92 in
Max. Work Spindle Speed
500 rpm
Max. Spindle Speed
1,250 rpm
Max. Hob Diameter
150 mm / 5.91 in
Max. Cutter Width
200 mm / 7.87 in
Max. Cutter Shift
180 mm / 7.09 in
Width
2,920 mm / 114.96 in
Depth
2,375 mm / 93.50 in
Height
2,650 mm / 104.33 in
Weight
9,800 kg / 21,600 lb
Total Connected Load
35 kVA
Electrical Connection
220V, 3 phase, 60 Hz

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"We’ve cut our cycle times down from 4 hours to 0.5 hours… it’s really been beneficial for Wisconsin Gear. And with the lack of people, it’s really made a big difference; we can still get a large volume of work done in a timely manner."
Jeff Kamps
President, Wisconsin Gear & Machine
Headshot of Jack Jaeger, Service Engineer, Helios Gear Products

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