DIY Fume Extraction Arm – Free CAD Design for Workshop Use
Industrial Extraction Arm Design for Welding & Soldering Fumes
This project provides completely free CAD plans for a compact, articulated fume extraction arm, perfect for workshops, welding stations, soldering benches, or CNC enclosures. The design is fully mechanical — no motors, just smart geometry and workshop-friendly components. This DIY extraction arm project can be easily mounted on a wall, bench, or fume hood and adjusted to direct airflow exactly where it's needed.
01 / Package contents
What's Included in This Industrial Fume Arm Plans Download
3D Files
Full 3D assembly model (Autodesk Inventor 2024)
Neutral formats
STEP, STL, and DWF
2D Files
Complete 2D DWG working drawings + ready-to-print PDF
Built for
160mm pipe diameter, 4m total reach
Material
Inox 1.4301 stainless steel construction — Ex-zone rated
Bill of Materials
Includes BOM with dimensions, tube specs, and tolerances
02 / At a glance
Fume Extractor 3D Model – Technical Specifications
| Reach | 4 m |
| Pipe diameter | 160 mm |
| Construction material | Stainless steel Inox 1.4301 |
| Application | Ex-zone (explosion-hazard area) rated version |
| Drive | Purely mechanical — no motors, no electricity |
| Mounting | Wall, bench, or portable station |
| 3D Files | Inventor (2014+), STEP, STL, DWF |
| 2D Files | DWG, PDF |
03 / Audience
Who Needs This Fume Extractor CAD Model
Hobby welders and electronics tinkerers
Workshop professionals needing local fume extraction
Facilities requiring Ex-zone rated extraction equipment
CNC and soldering station operators
04 / The case for it
Why Choose This DIY Suction Arm Design
4-metre reach, 160mm pipe diameter
Inox 1.4301 stainless steel — Ex-zone rated
Purely mechanical, no motors or electricity needed
Mountable to wall, bench, or portable station
Rotating and tilting joints for precise airflow direction
Looking for more workshop equipment? Check out our Welding Positioner Designer Name, or browse our full Workshop Equipment collection.
Engineering guide
How a Welding Positioner WorksLearn about rotation, torque, fixture design and welding positioner mechanics.
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