HYR hyrcnc Intelligent CNC Solutions

Case Study

Engine Block Machining

Engine block machining center solution for milling, boring, drilling and tapping.

engine block cnc machineengine parts machining center
Engine Block Machining

Case Overview

Core project data for this machining case.

Industry Automotive
Application Engine block
Material Cast iron / aluminum alloy
Machine Model HYR HMC500
Controller Fanuc / Siemens / Mitsubishi
Spindle Speed 12000 rpm
ATC Capacity 24-60 tools
Travel X/Y/Z Project based
Tolerance +/-0.01 mm
Surface Finish Ra 1.6
Cycle Time 31 min
Production Volume 900 pcs/month
Country Brazil

Customer Background

Production context behind the case.

This project comes from a Automotive manufacturing requirement for Engine block. The buyer needed stable machining quality, repeatable inspection results and a machine configuration suitable for real production rather than a one-time sample.

Machine Selection

Why this machine configuration was selected.

HYR-CNC selected the machine plan around part size, material, tolerance, surface finish, tool capacity and expected production volume. The recommended setup focuses on rigidity, spindle stability, fixture access, tool change efficiency and inspection control.

Problem

Machining problem to solve

Accumulated setup error Casting allowance variation Chip evacuation

Solution

HYR-CNC machining plan

Reduce repeated clamping Improve multi-face hole position Stable boring accuracy

Machine Used

Recommended machine configuration

Machine: HYR HMC500
Spindle: High-speed spindle for stable finishing
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 Casting Inspection
02 Datum Machining
03 Rough Milling
04 Boring
05 Drilling & Tapping
06 CMM Inspection

Result

Before and after machining improvement.

ItemBeforeAfter
Setup Count42
Cycle Time42 min31 min
Scrap Rate3.8%0.9%

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