Clutch Plate Housing

CNC Machining of a Steel Ring Gear for the Large Mining Equipment Industry

Clutch Plate Housing Example









Product Description Clutch Plate Housing

Capabilities Applied/Processes

CAM Programming
In-House Fixture Development - Tooling
CNC Vertical Turning
CNC Gear gashing (or shaping, pending capacity)
CNC Milling – Tapping


Equipment Used to Manufacture Part

1 Meter Vertical Turning Center
60/80 Vertical Machining Center

2.4 Meter Gear Gasher

Overall Part Dimensions

1285mm (50.6 in) Outside Diameter
1176 mm (46.3 in) Inside Diameter
237 Teeth
5 Module (5.08 D.P.)
147mm (5.8 in) Face Width

Tightest Tolerances

+/-.05mm (.002 inch) Diameter

Material Used

4140 Steel Forging

Material Finish

Surface finish on gear tooth .015(μin.)

In process testing/inspection performed

On-machine inspection with gages or Faro Arm.

CMM Inspection

Industry for Use

Large mining equipment


140+ Pieces per Month in Production

Standards Met

Customer Specifications
2D CAD Drawing
Customer Required Control Plan (SPC)
Geometric Dimensioning Tolerance

Project Highlight

This ring gear demonstrates our precision gear gashing capability. Quality achieved includes the following; profile class 13, lead class 12, and index class 11.