Overview

3D printing is used extensively in the manufacturing and support of Helicopters in the aerospace industry. 3D printers have been used for the aerospace industry for years, but with advancements such as composite materials the adoption has been accelerating in recent years. The three topics below break out the areas of applications that OEM and suppliers of helicopter parts use 3D printing. These include design and engineering applications, manufacturing applications, and end use helicopter parts.

Design & Engineering

These applications listed below illustrate how 3D printing technology contributes to various stages of helicopter design, engineering, and manufacturing. A 3D printer is extremely useful in generating life-sized 3D models in a process called rapid prototyping, but there are many more applications for 3D printers in design and engineering outlined below.

Engineering Models / Fit Test

3D printing is used to create physical models and prototypes for design validation and fit testing, allowing engineers to evaluate form, fit and function before committing to full-scale production.

Assembly / Repair

3D printing aids in the production of custom components required for assembly or repair tasks, offering a faster and cost-effective alternative to traditional manufacturing methods.

Drill Blocks / Guides

3D-printed drill blocks and guides ensure precise hole placement during assembly and maintenance processes, reducing errors and increasing accuracy.

Router Template

Additive manufacturing is utilized to produce router templates that guide the cutting of intricate shapes and contours during fabrication.

Layup Tools / Molds / Trim Fixtures

3D printing is employed to manufacture layup tools, molds, and trim fixtures used in composite component manufacturing, optimizing production efficiency and consistency.

Printed Tools for Bonding Structures

Custom 3D-printed tools facilitate the bonding of helicopter structures, ensuring proper alignment and uniformity.

Painting / Overspray Fixture

3D printing enables the creation of fixtures that help with precise painting and prevent overspray during the painting process.

Skunk Works / Model Shop

3D printing is utilized in research and development environments to rapidly produce prototypes and 3D models for testing and experimentation.

Manufacturing

These applications illustrate the diverse range of components and structures a 3D printer can create. By leveraging the flexibility and efficiency of additive manufacturing, Helicopter manufacturers can optimize designs, Light weight components, enhance performance, and streamline production.

FOD Barrier / Protection

3D printing is used to create Foreign Object Damage (FOD) barriers and protective covers to safeguard critical components from debris and foreign objects, ensuring operational safety and longevity.

Clips and Clamps

Additive manufacturing is employed to produce clips and clamps that securely fasten and hold components in place, maintaining structural integrity during flight.

Electrical Connectors

3D printing is utilized to manufacture electrical connectors that facilitate the proper connection and functioning of electrical systems within the aircraft.

Wiring Blocks / Guides

3D-printed wiring blocks and guides help organize and route wires and cables efficiently, ensuring a tidy and reliable electrical system layout.

Hydraulics Supports and Standoffs

Additive manufacturing is used to create supports and standoffs for hydraulic components, maintaining their proper positioning and alignment within the aircraft’s systems.

Fuselage Components

3D printing is employed to fabricate various components for the aircraft’s fuselage, such as access panels and structural elements, contributing to the overall design and functionality.

Component Connectors

3D-printed connectors join different components and systems within the aircraft, enabling efficient assembly and integration.

Air Filter Boxes / ECS Ducting

Additive manufacturing is utilized to manufacture air filter boxes and Environmental Control System (ECS) ducting, optimizing airflow and ventilation throughout the aircraft.

Connectors / Reducers

3D printing is used to produce connectors and reducers that facilitate the seamless integration of various systems and components in the aircraft.

Cabin Interiors / Flight Parts

These applications illustrate how 3D printing technology is used to enhance helicopter cabin interiors and flight parts. 3D printing provides a way to customize, lightweight, and improved functionality.

Training Helmets (High-End Military)

3D printing is used to manufacture high-end military training helmets, offering customized designs and optimal fit for trainees.

Cabin Vents

Additive manufacturing is employed to produce cabin vents that regulate airflow and ventilation within the helicopter cabin.

Display Shroud / Closeouts

3D printing enables the creation of shrouds and closeouts that protect and enhance the appearance of display panels and instruments.

Bezels / Trim

Custom bezels and trim for instrumentation and control panels are 3D-printed to match specific cabin interior designs.

Custom Cosmetic and Decorative Components

Additive manufacturing is utilized to fabricate custom cosmetic and decorative components to elevate the aesthetics of the helicopter interior.

Camera Adaptors

3D printing is used to create adaptors that securely mount cameras and imaging devices within the helicopter for various applications.

Interior Door Latch Components

Additive manufacturing is employed to produce latch components for helicopter interior doors, ensuring secure and reliable closure.

Storage Bin Dividers

3D-printed dividers are used to organize storage bins, optimizing space utilization and enhancing cabin functionality.

Defogger Windshield and Duct Nozzles

Additive manufacturing is utilized to manufacture windshield defoggers and duct nozzles that maintain clear visibility by managing condensation.

Cup Holder

3D printing is used to create cup holders that offer convenient beverage storage within the helicopter cabin.

Canopy Latch Mechanism

Additive manufacturing enables the production of canopy latch mechanisms for secure closure and safe operation of the helicopter canopy.

External Camera and Gimbal

3D printing is employed to fabricate mounts and housings for external cameras and gimbal systems used in surveillance and imaging.

Micro Vanes

Additive manufacturing is used to produce micro vanes, aerodynamic attachments that improve the performance and fuel efficiency of the helicopter.

Air Intake Manifolds

3D printing is utilized to manufacture air intake manifolds, crucial components of the helicopter’s propulsion system.

Case Studies

Here are two case Studies to illustrate some of the applications listed above.  Click on the thumbnail image to see the full page:

Aerospace Helicopter Manufacturing with FDM & P3

Bell Helicopter – Case Study

More 3D Printing in Aerospace Industry Key Application Areas:

• 3D Printing Helicopter Parts & Advanced Manufacturing Applications
• Commercial & Defense Aviation Industry: 3D Printed End Use Parts
• 3D Printed Drone Parts for the Aerospace Industry