Case Study

Aircraft Engine Housing

Aircraft engine housing machining for multi-face accuracy and reliable boring.

aircraft engine housing machining5 axis aerospace machining

Case Overview

Core project data for this machining case.

Industry Aerospace

Application Aircraft engine housing

Material Aluminum alloy

Machine Model HYR HMC800

Controller Fanuc / Siemens / Mitsubishi

Spindle Speed 12000 rpm

ATC Capacity 24-60 tools

Travel X/Y/Z Project based

Tolerance +/-0.008 mm

Surface Finish Ra 1.6

Cycle Time 45 min

Production Volume 220 pcs/month

Country France

Problem

Machining problem to solve

Large housing supportBoring accuracyInspection documentation

Solution

HYR-CNC machining plan

Improve multi-face positional accuracyStable bearing featuresReduce setup time

Machine Used

Recommended machine configuration

Machine: HYR HMC800

Spindle: High-rigidity spindle for difficult materials

ATC: Automatic tool changer for multi-process machining

Controller: Fanuc / Siemens / Mitsubishi options

Coolant: High pressure coolant and chip evacuation

Process

Timeline from raw material to inspection.

01 Blank Inspection

02 Datum Setup

03 Rough Milling

04 Multi-face Boring

05 Finishing

06 CMM Inspection

Result

Before and after machining improvement.

Item	Before	After
Setup Count	5	2
Tolerance	+/-0.025 mm	+/-0.008 mm
Cycle Time	60 min	45 min

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