Problem
Machining problem to solve
Spacecraft components require:Low Weight+High Strength+Dimensional Stability+Precision AssemblyBecause they combine:Lightweight designThin-wall geometryPrecision assembly requirements
Case Study
Aerospace Case Study 13 / 15Spacecraft Structural Part Machining Case Study
Communication SatelliteEarth Observation SatelliteSpace TelescopeSpace ProbeSpace Station Module
spacecraft structural part machining case studyaerospace cnc machining5 axis aerospace machining
Case Overview
Core project data for this machining case.
Industry Aerospace & Space
Product Spacecraft Structural Parts
Material Aluminum 6061-T6 / 7075 / Ti-6Al-4V
Process CNC Milling + Precision Drilling + Inspection
Machine Model HYR VMC850 / VMC1060 / VMC1165
Tolerance +/-0.005 mm
Surface Finish Ra0.4
Application Satellites / Spacecraft / Space Stations / Deep Space Missions
Solution
HYR-CNC machining plan
The customer manufactures:Satellite structuresPayload support systemsSpace electronics housingsPrecision aerospace assembliesMaterials:
Machine Used
Recommended machine configuration
Machine: HYR CNC machining center selected according to aerospace material, part size and tolerance
Process: Rough machining, semi-finishing, 5-axis finishing and inspection based on the document content
Accuracy Control: Rigid fixturing, thermal stability, deformation control and CMM inspection
Cost Method: Published with existing website assets first to keep implementation cost low
Process
Timeline from raw material to inspection.
01 Material preparation
02 Rough machining
03 Semi-finishing
04 5-axis finishing
05 Inspection
Full Case Article
Machining background, difficulty and solution logic.
Quick Facts
Item
Details
Industry Aerospace & Space Product Spacecraft Structural Parts Materials Aluminum 6061-T6 / 7075 / Ti-6Al-4V Process CNC Milling + Precision Drilling + Inspection Machine HYR VMC850 / VMC1060 / VMC1165 Tolerance +/-0.005 mm Surface Finish Ra0.4 Application Satellites / Spacecraft / Space Stations / Deep Space Missions
Introduction
Every spacecraft relies on a structural system.
Communication SatelliteEarth Observation SatelliteSpace TelescopeSpace ProbeSpace Station Module
all require precision structural components.
Structural components must survive every stage.
Whether it is: These structures provide: Mechanical support Equipment mounting Load transfer Thermal stability Dimensional accuracy During launch: Launch VibrationAcoustic LoadAccelerationOrbit Deployment For this reason: Spacecraft Structures=Lightweight+High Stiffness+Extreme Reliability
What Are Spacecraft Structural Parts?
Spacecraft structural components include:
Primary Structures
Responsible for: Load CarryingSystem Integration Examples: Main frames Structural panels Equipment decks Support beams
Secondary Structures
Responsible for: Subsystem Installation Examples: Brackets Mounting plates Sensor supports Electronics frames
Payload Structures
Responsible for: Scientific InstrumentsOptical SystemsCommunication Equipment Examples: Optical benches Payload frames Antenna supports
Satellite Housing
Function: Protect ElectronicsSupport Payloads Related Article: -> Satellite Housing Machining Case Study
Payload Support Structure
Function: Instrument InstallationAlignment Maintenance Requirements: High rigidity Thermal stability
Optical Bench
Function: Optical Alignment Requirements: Micron-Level Stability Applications: Telescopes Imaging satellites Deep space missions
Antenna Mount
Function: Communication System Support Requirements: Lightweight Dimensional accuracy
Equipment Deck
Function: Subsystem Installation Platform Applications: Power systems Communication modules Flight computers
Customer Background
HYR CNC developed a complete spacecraft structure machining solution.
The customer manufactures: Satellite structures Payload support systems Space electronics housings Precision aerospace assemblies Materials: 6061-T67075 AluminumTi-6Al-4V Main challenges: Weight reduction Thin-wall machining Flatness control Hole position accuracy Thermal stability
Why Spacecraft Structures Are Difficult To Machine
Spacecraft components require: Low Weight+High Strength+Dimensional Stability+Precision Assembly
Challenge 1
Launch costs remain extremely high.
Engineers remove material wherever possible.
Aggressive Lightweighting Therefore: Every Gram Matters Resulting structures often contain: Large pockets Thin ribs Honeycomb features Complex cavities
Challenge 2
Thin-Wall Machining Typical wall thickness: 1 mm5 mm Problems: Distortion Chatter Dimensional instability
Challenge 3
Precision Interface Requirements Structural parts often include: Mounting SurfacesAlignment FeaturesPositioning Holes Requirements: Flatness Parallelism Position accuracy
Challenge 4
Thermal cycling requires stable materials and precision machining.
Thermal Stability Space environment: -150 degreesC+120 degreesC
Aluminum 6061-T6
Advantages: LightweightGood MachinabilityCorrosion Resistance Applications: Satellite structures Electronic housings
Aluminum 7075
Advantages: Higher StrengthExcellent Weight Ratio Applications: Structural supports High-load interfaces
Ti-6Al-4V
Advantages: High StrengthLow DensityLong-Term Reliability Applications: Critical support structures Spacecraft interfaces
HYR VMC850
Suitable for: Small aerospace parts Precision brackets Payload components
HYR VMC1060
Suitable for: Satellite structures Equipment frames Housing components
HYR VMC1165
Suitable for: Large spacecraft structures Precision support systems
Step 1
Material Preparation Use: Aluminum plate Titanium plate Forged blanks
Step 2
Rough Machining Remove: 60-80% Material Create: Weight reduction pockets Structural ribs
Step 3
Stress Relief Reduce: Residual StressDistortion
Step 4
Semi-Finishing Machine: Support structures Interfaces Mounting surfaces
Step 5
Finish Machining Requirement: Tolerance +/-0.005 mmRa0.4
Step 6
Deburring Remove: Burrs Sharp edges
Step 7
Surface Treatment Possible options: Anodizing Chemical conversion coating Protective finishing
Step 8
Inspection Verify: Flatness Hole positions Structural dimensions
Flatness Inspection
Requirement: ≤0.02 mm
Hole Position Inspection
Requirement: +/-0.01 mm
Surface Finish Inspection
Requirement: Ra0.4
CMM Inspection
Verify: Complete geometry Structural interfaces Assembly compatibility
Results
Item
After implementing HYR machining solutions: Before After Flatness 0.05 mm 0.02 mm Position Accuracy +/-0.03 mm +/-0.01 mm Cycle Time 100% -25% Scrap Rate 1.1% 0.1% Structural Weight Baseline -10%
HYR VMC850
Small precision structures
HYR VMC1060
Satellite and spacecraft modules
HYR VMC1165
Large aerospace structural components
Related Articles
What Is Aerospace CNC Machining?
Satellite Housing Machining Case Study Rocket Engine Component Machining Case Study Titanium Machining Case Study Thin Wall Aerospace Part Machining Case Study
What are spacecraft structural parts?
They are load-bearing and support components used to integrate, protect and position spacecraft systems and payloads.
Why are spacecraft structures difficult to machine?
Because they combine: Lightweight design Thin-wall geometry Precision assembly requirements Thermal stability demands
What materials are commonly used?
6061-T6, 7075 aluminum and Ti-6Al-4V titanium.
Why is weight reduction important?
Reducing launch mass improves mission efficiency and lowers launch costs.
What tolerance is typical?
or better.
Most spacecraft structures require: +/-0.005 mm
Conclusion
Spacecraft structural components form the foundation of modern space systems.
Their lightweight designs, precision interfaces and demanding environmental requirements require advanced CNC machining solutions.
With extensive aerospace machining experience and stable manufacturing capability, HYR CNC provides reliable and efficient solutions for spacecraft structural component production.
Result
Before and after machining improvement.
| Item | Before | After |
|---|---|---|
| Result 1 | Before optimization | After implementing HYR machining solutions: |
| Result 2 | Before optimization | Flatness |
| Result 3 | Before optimization | 0.05 mm |
FAQ
Common buyer questions for this case.
What is this aerospace article about?
This page covers spacecraft structural parts requirements, machining difficulty, process planning and machine selection.
Which machines are recommended?
HYR VMC, HMC and 5-axis machining centers are selected according to material, size, tolerance and contour complexity.
Can HYR-CNC support similar aerospace parts?
Yes. Send drawings, material, tolerance and production volume for a suitable machining proposal.
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