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Request for Proposal (RFP) Mechanical Design & Development of Oil-Lubricated Reciprocating Air Compressor Project Overview We are developing a new Indian air compressor brand and require an experienced mechanical design engineer with proven expertise in reciprocating air compressors. The objective is to develop a robust, cost-effective compressor suitable for mass production. Phase 1 Design a single-cylinder, oil-lubricated 0.5 HP reciprocating air compressor. Future Expansion The architecture should be scalable into: * 1 HP * 2 HP * 3 HP The design should maximize common parts across models wherever practical. Scope of Work The selected engineer shall provide: * Complete 3D CAD model (SolidWorks or Creo preferred) * Complete assembly model * Exploded assembly * Manufacturing drawings * Casting drawings * Pattern drawings * Machining drawings * Bill of Materials (BOM) * Standard hardware specification * Bearing and oil seal selection * Tolerance and GD&T * Assembly procedure * Prototype support * Design revisions after prototype testing Compressor Requirements * Oil-lubricated splash lubrication * Single-stage reciprocating compressor * Belt-driven * Cast iron cylinder * Aluminium crankcase * Aluminium cylinder head * Reed valve (patti) system * Compact and economical construction * Easy to manufacture * Low vibration * Low noise * Long service life * Suitable for continuous operation Deliverables * Native CAD files * STEP files * PDF drawings * DXF files (where applicable) * Complete BOM * Machining drawings * Assembly drawings * Exploded view * Pattern drawings for casting * Material specifications * Heat treatment specifications (if required) Engineer Requirements Preference will be given to engineers with experience in: * Reciprocating air compressor design * Compressor valve systems * Crankshaft and connecting rod design * Casting design * Manufacturing engineering * Prototype development * Production support Commercial Proposal Please include: * Project cost * Timeline * Previous compressor design experience * Sample work (if available) * Software used * Number of revisions included * Prototype support charges * Manufacturing support charges Confidentiality The selected engineer must be willing to sign a Non-Disclosure Agreement (NDA). All intellectual property, CAD models, drawings, calculations, and design data developed during this project shall become the exclusive property of our company. We are seeking a long-term engineering partner to support future compressor models and continuous product development.
Project ID: 40551946
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9 freelancers are bidding on average ₹10,267 INR for this job

Hi, Your project aligns closely with my experience in mechanical machine design and production-ready CAD development. I have 7+ years of experience using SolidWorks to design industrial machinery, mechanical assemblies, cast and machined components, and manufacturing-ready products. I can develop the complete engineering package for your 0.5 HP oil-lubricated reciprocating air compressor with scalability to 1 HP, 2 HP, and 3 HP while maximizing common components for cost-effective production. The deliverables will include complete 3D CAD models, assembly and exploded views, casting and machining drawings, BOM, GD&T, bearing and oil seal selection, material specifications, and detailed assembly documentation. The design will focus on durability, low vibration, low noise, ease of manufacturing, and continuous-duty performance. I can also provide prototype support, design revisions after testing, and manufacturing assistance throughout the development process. I am comfortable signing an NDA, and I understand that all project IP will remain your exclusive property. I look forward to discussing your requirements and building a long-term engineering partnership. Best regards, Shivam Jha
₹12,000 INR in 5 days
5.9
5.9

Dear Client, At Vutuk Design and Media, we combine advanced mechanical hardware engineering with rigorous multi-physics simulation and elite, studio-grade commercial asset visualization. Supported by a 15-year background spanning precision machine tooling design, an active multi-printer rapid prototyping laboratory running industrial units, and specialized in-house expertise in non-linear Finite Element Analysis (FEA) using Abaqus, our integrated studio floor is uniquely positioned to handle your Air Compressor Mechanical Design Project with absolute technical precision. To help us scope your machinery development and multimedia layout requirements precisely, we would like to ask: Do you require structural thermal-stress FEA or high-pressure shell deformation analysis reports within Abaqus to mathematically prove out the compressor assembly’s operational lifespan? Are you building a physical test bench or a prototype for stakeholder reviews, and should we concurrently optimize the custom internal components for multi-material 3D printing in our lab? Would you like a high-end 3D animated promotional video or digital presentation from our media studio showcasing cinematic exploded views, moving mechanical paths, and custom corporate branding? We invite you to visit our profile and explore our complete mechanical infrastructure engineering, advanced simulation, and commercial media portfolio. Sincerely,
₹7,000 INR in 7 days
5.5
5.5

With my extensive 14 years of diverse experience and expertise in CAD and CAM software, especially SolidWorks and AutoCAD, I bring a broad array of skills applicable to your project. In addition, my proficiency extends to handling the entire design process from concept to manufacturing drawings. Thus, I am well-suited to meet your precise requirements for a skilled mechanical design engineer. Throughout my career, I have thrived working on projects that demanded robust mechanical designs similar to what your air compressor venture requires. My experience encompasses reciprocating air compressor designs, valve systems, crankshaft and connecting rod designs, manufacturing engineering, prototype development, production support and casting design - key domains that align with the scope of your esteemed project. Not only do I promise a comprehensive set of deliverables as outlined in the project description such as 3D CAD models (SolidWorks or Creo), machining drawings, assembly procedures but also assure complete confidentiality through an NDA. Given my rich background in the design field, I'm well-versed with tight tolerances, GD&T standards, ensuring a smooth transition from design to manufacturing phase. Undertaking this project will entail not just me working on a single assignment but lay foundation for a long-term partnership that can add value through continuous product development.
₹7,000 INR in 1 day
2.4
2.4

We would be happy to support the mechanical design and development of your oil-lubricated reciprocating air compressor for your new Indian compressor brand. We have strong experience in SolidWorks mechanical design, machine design, casting-oriented component development, crank/connecting-rod mechanisms, bearing and seal selection, manufacturing drawings, GD&T, BOM preparation, prototype support, and production-oriented design refinement. We can develop the complete 0.5 HP single-cylinder, belt-driven, splash-lubricated compressor architecture with future scalability for 1 HP, 2 HP, and 3 HP models while maximizing common parts wherever practical.
₹7,000 INR in 7 days
1.4
1.4

Hello, I am interested in working on your oil-lubricated reciprocating air compressor development project. I have experience in mechanical design, CAD modeling, manufacturing-oriented design, and prototype development. I can provide complete 3D CAD models, manufacturing drawings, BOM, assembly documentation, and prototype support while ensuring scalability for future compressor variants. I am committed to delivering a robust, cost-effective, and production-ready design and would be happy to support this project as a long-term engineering partner. I am also willing to sign an NDA and discuss the project requirements in detail. Thank you for your consideration.
₹2,000 INR in 1 day
0.0
0.0

With an integral background in CAD/CAM and Engineering Drawing, I bring to your project nearly a decade of experience in designing and developing intricate mechanical systems. Having previously worked on tooling a wide range of products, I am well-acquainted with what it takes to engineer tough, long-lasting components. For your air compressor project, I guarantee to provide you with precise, cost-effective designs that are geared towards mass-production. Harnessing my expertise in SolidWorks, I am fully competent in delivering native CAD files, machine and assembly drawings, BOMs and more - everything required to materialize an excellent 0.5HP oil-lubricated reciprocating air compressor. Understanding your future expansion plan, I will ensure a scalable architecture with maximized common-parts across the models. Moreover, pegged on my familiarity with casting designs and manufacturing engineering techniques, you can be assured that my solutions will accommodate easy manufacturing while maintaining high service life standards. Since I'm well-versed in working under NDAs, all intellectual property concerning this project will unequivocally remain your exclusive property. Allow me to propel your Indian air compressor brand forward!
₹1,500 INR in 3 days
0.0
0.0

I can support your air compressor development from concept to production-ready documentation. My experience includes creating complete 3D CAD assemblies, manufacturing drawings, BOMs, sheet metal parts, welded structures, and design modifications with a strong focus on manufacturability and assembly. I work primarily in Creo Parametric and follow an organized design approach that makes future revisions and production easier. For this project, I will: Develop a fully parametric 3D CAD model. Create detailed part and assembly drawings. Prepare a complete BOM with standard and purchased components. Ensure the design is practical for manufacturing and assembly. Incorporate revisions based on your feedback until the design meets the required functionality. I am comfortable signing an NDA and understand that all CAD models, drawings, and design data developed during the project will remain your intellectual property. If prototype development or manufacturing support is required, I can also assist during those stages under a separate scope. Software: Creo Parametric Deliverables: 3D CAD Model, Manufacturing Drawings, Assembly Drawings, BOM, PDF, DXF, STEP Revisions: 3 (additional revisions can be discussed if required) I am interested in building a long-term working relationship and providing reliable engineering support for your future compressor development projects. Regards, Vivek Kumar Mechanical Design Engineer
₹8,900 INR in 7 days
0.0
0.0

Rajkot, India
Member since Jun 27, 2026
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