Helios Hera 30

CNC Gear Hobbing Machine

20.3 DP

Max Pitch Rating


RPM Hob Speed


CNC Axes

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

Direct drive torque motor for the headstock, tailstock, and hob head:
Matching driven work spindles.

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 SIEMENS® 828D with 8 axes (optional 8 with gantry automation):
Tangential position of hob head (shifting) by CNC.

Miter gear (straight bevel gear) cutting:
Index milling and Conikron generating for modules ≤ 0.5 mn, 50.8 DP.

Quality components and construction:
Precision, repeatability, and control with Heidenhain® linear scales on the x-axis.


Minimal footprint for maximum production.


Conversational programming for quick, easy setup.


Quality components and construction.


Equipped to produce a variety of gear types and hobbed profiles.

Bolstering your quality and productivity.

The Hera 30 CNC gear hobbing machine combines advanced technology, precision components, and economic pricing to enable profitable production of high-quality spur gears, helical gears, straight bevel gears, and other hobbed profiles.

Hera 30 Technical Specifications

Maximum pitch rating, hobbing 1.25 mn 20.3 DP
Maximum workpiece diameter 40 mm 1.57 in
Total axial travel 90 mm 3.54 in
Minimum axial position 65 mm 2.56 in
Maximum axial position 155 mm 6.10 in
Total radial travel of hob head 75 mm 2.95 in
Minimum radial position of hob head 5 mm 0.20 in
Maximum radial position of hob head 80 mm 3.15 in
Maximum work spindle speed 4,500 rpm -
Hob Head
Maximum spindle speed 10,000 rpm -
Maximum hob diameter 38 mm 1.50 in
Maximum cutter width 80 mm 3.15 in
Maximum cutter shift 70 mm 2.76 in
Swivel range -30° +30°
Width 1,100 mm 43.31 in
Depth 1,100 mm 43.31 in
Height 1,850 mm 72.83 in
Weight 2,000 kg 4,400 lb
Total connected load 20 kVA
Main spindle motor 5.5 kW
Electrical connection 220V, 3 phase, 60 Hz

More Machine Solutions

Need help? That's why we're here!

Our engineering team is on-call during CST business hours to keep your operations running smoothly.


For clearance specials, technology updates, and a download of our overview brochure.

You have Successfully Subscribed!