Component for Fuel Pump

Description

The customer was looking for a solution for deburring 3 through-bores with 4 bore edges each of a component of the fuel pump for the Ariane 5 rocket.

Application Details

Application Details

  • 3x Through bore: Ø3.0 mm
  • Deburr size max.: Ø3.4 mm
  • Main bore: Ø11.5 mm
  • Ring groove diameter: Ø24.0 mm
  • Outer diameter component: Ø29.0 mm
  • Material: VACOFLUX

Proposed Solution

Proposed Solution

We have suggested the proven COFA tool system which was the first tool worldwide featuring the ability to deburr even and uneven bore edges forward and backward in one single pass. It removes the burrs radially from the bore edges without requiring to turn the workpiece or to stopp the spindle.

Our answer to the task: A COFA C3/3.0 standard tool with a Z spring.

Machining parameters:
Working speed of 1800 rpm, Cutting speed vc of 20 m/min.
Working feed of 0.02 mm/rev.

Customer Benefits

Customer Benefits

The customer's main focus was the automatisation of the manual deburring of the cross bores.

By using the COFA tool for the automated front and back deburring of the cross bores the resulting time savings per workpiece amounted to 15 minutes.

Customer satisfaction

Customer satisfaction

The customer is satisfied by the deburr quality and the achieved time savings. The tool fulfilled their expectations to the full extent.