I will do 3D modeling, mechanical structure design, and 2D CAD drawings for manufacturing

Tiejun Y.

CAD Design expert

I will do 3D modeling, mechanical structure design, and 2D CAD drawings for manufacturing image 1

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Request a service

Simple $100

Standard $1,000

Advanced $5,000

Basic 3D Modeling & 2D Drawing
3D modeling of a single mechanical part (plastic, sheet metal, or machined). Includes 2D technical drawing with dimensions and tolerances. Delivered in STEP, IGES, or native CAD format.

3 delivery

2 revisions

Assembly Design & Detailed Drawings
3D modeling of a small assembly (up to 20 parts) such as a sub-assembly of HVAC, heat pump, or enclosure. Includes 2D drawings for each part, BOM (bill of materials), and STEP/IGES files. DFM suggestions provided.

10 delivery

3 revisions

Full Product Structure Design & support
Complete product structure design from concept to manufacturing-ready CAD. Includes 3D modeling of all parts, assembly, 2D production drawings, BOM, DFM analysis, mold/tooling feasibility review, and high-quality renderings. Suitable for HVAC, heat pump, or industrial equipment.

30 delivery

3 revisions

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About this service

I am a mechanical structure engineer with over 22 years of experience in HVAC, heat pumps, commercial/industrial air conditioning, and product development. I have successfully delivered 300+ products from concept to mass production.

I can help you with:
· 3D modeling of mechanical parts and assemblies (CREO, CAD)
· 2D technical drawings for manufacturing with GD&T
· Product structure design (plastic, sheet metal, machining parts)
· Design for manufacturing (DFM) and mold/tooling feasibility analysis
· Industrial design and surface finishing (color, printing, plating, laser engraving, IMD, transfer printing)
· CAD conversion and prototyping support

What you will get:
· High-quality 3D model in STEP, IGES, or native CREO/CAD format
· Detailed 2D drawings with dimensions and tolerances (PDF/DWG)
· Renderings for presentation or marketing (JPG/PNG)
· Design report (optional)

Why choose me:
· 22+ years of hands-on engineering experience
· Expert in plastic and sheet metal fabrication & tooling
· Products certified to CE, TUV, UL standards
· Fast response and reliable communication

Please contact me before placing an order to discuss your project scope and deadline. Thank you.

Service offer categories

Mechanical Design Services HVAC Design Services Structural Engineering

Software & skills

3D Modeling Design for Manufacturing (DFM HVAc Heat Pumps Plastic Design ProE Creo Product Development Sheet Metal Design +5 more

Portfolio

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This service includes

Service tiers	Simple $100	Standard $1,000	Advanced $5,000
Summary	Basic 3D Modeling & 2D Drawing	Assembly Design & Detailed Drawings	Full Product Structure Design & support
Details	3D modeling of a single mechanical part (plastic, sheet metal, or machined). Includes 2D technical drawing with dimensions and tolerances. Delivered in STEP, IGES, or native CAD format.	3D modeling of a small assembly (up to 20 parts) such as a sub-assembly of HVAC, heat pump, or enclosure. Includes 2D drawings for each part, BOM (bill of materials), and STEP/IGES files. DFM suggestions provided.	Complete product structure design from concept to manufacturing-ready CAD. Includes 3D modeling of all parts, assembly, 2D production drawings, BOM, DFM analysis, mold/tooling feasibility review, and high-quality renderings. Suitable for HVAC, heat pump, or industrial equipment.
Delivery time	3 days	10 days	30 days
Number of revisions	2	3	3