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Mechanical Design Engineer Required – 10 kg Horizontal Meat/Chicken Rotating Drum Project Description I am developing a horizontal rotating drum machine for marinating/tumbling chicken and meat and require an experienced Mechanical Design Engineer to perform the complete mechanical engineering and design. The drum will contain approximately 10 kg of chicken/meat and rotate at 6–10 RPM. I am looking for an engineer who can calculate the actual mechanical loads and design the complete drive and mechanical system, rather than only creating a CAD model. Basic Requirements * Product load: 10 kg chicken/meat * Drum orientation: **Horizontal * Drum rotation: 6–10 RPM * Application: Food-processing / meat marination * Drum material: SS304 food-grade stainless steel * Continuous rotating operation * Motor-driven system * Compact and practical design preferred * Design should be suitable for actual fabrication and prototype manufacturing Engineering Work Required 1. Load & Torque Calculation Calculate: * Product load * Drum self-weight * Internal paddle/baffle load * Rotational inertia * Frictional resistance * Starting torque * Running torque * Peak/dynamic torque * Possible unbalanced loading * Motor acceleration torque * Required design torque * Appropriate safety factor The engineer must provide the calculation methodology and assumptions. 2. Motor & Gearbox Selection Determine: * Required motor power * Required output torque * Required gearbox ratio * Output RPM * Starting torque * Service factor * Suitable motor type * Suitable gearbox type * Motor/gearbox mounting arrangement The final motor and gearbox should be selected based on engineering calculations rather than estimation. 3. Drum Design Design: * Drum diameter * Drum length * Drum wall thickness * End plates * Internal paddles/baffles * Paddle geometry * Paddle mounting * Shaft-to-drum connection * Drainage and cleaning considerations * Food-contact construction The design should minimize dead zones and be practical to manufacture and clean. 4. Shaft Design Calculate and design: * Shaft diameter * Torsional stress * Bending stress * Combined bending + torsional stress * Shaft deflection * Key/keyless connection * Shaft-to-drum connection * Safety factor 5. Bearing System Select and calculate: * Bearing type * Bearing size * Radial load * Axial load * Bearing life * Bearing mounting * Sealing arrangement 6. Mechanical Frame Design the complete supporting structure including: * Drum supports * Bearing supports * Motor/gearbox mounting * Base frame * Structural members * Vibration considerations * Service access SS304 should preferably be used for food-contact and exposed machine components where appropriate. 7. Drive System Evaluate the most appropriate arrangement: * Direct drive * Geared motor * Chain drive * Belt drive * Coupling The engineer should recommend the **most compact, reliable and economical solution**. 8. Engineering Validation Where appropriate, perform: * Shaft stress analysis * Structural analysis * FEA * Deflection analysis * Factor-of-safety calculation * Motor/gearbox torque verification Particular attention should be given to **startup and transient loads**, not only steady-state rotation. Required Deliverables I expect a complete engineering package containing: 1. Mechanical calculations 2. Torque calculation 3. Motor power calculation 4. Gearbox selection 5. Shaft calculation 6. Bearing selection 7. Drum design 8. Paddle design 9. Complete 3D CAD assembly 10. Individual component CAD files 11. Manufacturing drawings 12. Assembly drawing 13. Exploded view 14. Bill of Materials (BOM) 15. Material specifications 16. Critical dimensions and tolerances 17. FEA results where required 18. STEP/STP files 19. Native SolidWorks files or equivalent 20. PDF manufacturing drawings Engineer Requirements Please apply only if you have experience with: * Mechanical machine design * Rotating machinery * Shafts and bearings * Gearboxes/gearmotors * Torque calculations * Industrial machinery * SolidWorks/Inventor/Fusion 360 or equivalent * Manufacturing drawings * FEA/structural analysis **Experience with food-processing machinery, tumblers, rotating drums, mixers, marinators or similar equipment is highly preferred.** Important I am not looking for a CAD modeller who will simply draw the machine. The selected engineer must be capable of taking responsibility for the **mechanical engineering calculations and design decisions, particularly: 10 kg load → torque → shaft → bearings → gearbox → motor → drum → frame. Please explain your engineering approach before starting the CAD work. Proposal Requirements When submitting your proposal, please provide: 1. Your mechanical engineering qualification 2. Years of machine-design experience 3. Examples of similar rotating machinery you have designed 4. Your experience with shafts, bearings and gearboxes 5. Software you use 6. Whether you can perform FEA 7. Examples of manufacturing drawings 8. Estimated project cost 9. Estimated completion time Please include 2–3 examples of comparable mechanical machines you have actually designed, preferably involving rotating drums, shafts, gearboxes or food-processing equipment.
Project ID: 40679301
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Hello Sir, I am selvi . I completed Production Engineering . I worked as Design Engineer in pump and gear manufacturing company. I am working as freelancer in product design of Automobile and Agri field . I have knowledge in solidworks and AutoCAD . I wish to work on Rotating Equipment Mechanical Design Engineer Needed . I have experience in rotating machinery (shafts, bearings ,gear box and pump) .I will perform FEA I will deliver the product into 3D design and drafting. Please go thro my profile and let me know. Thanks, Selvi K
₹5,000 INR in 7 days
1.3
1.3
19 freelancers are bidding on average ₹8,308 INR for this job

As an experienced mechanical design engineer equipped with an extensive technical skill set, I am confident that I can bring immense value to your rotating drum project. My background includes a strong emphasis on mechanical design and engineering, especially in the area of rotating machinery. I have deep proficiency in tools such as SolidWorks and I am adept at quickly translating intricate concepts into comprehensive, practical, and manufacturable designs. One of my specializations includes designing systems that can be effectively validated against real-world scenarios and variables. For your project, I fully understand the importance of accurately calculating mechanical loads and determining appropriate motor power, output torque, gearbox ratios, RPMs and other crucial factors. My work method entails extensive calculations rather than relying on estimations for the selection of final components like the motor and gearbox. This not only ensures precise results but also guarantees an efficient design that minimizes costs while meeting all performance specifications.
₹12,500 INR in 2 days
7.9
7.9

Hey, You are looking for Rotating Equipment Mechanical Design Engineer Needed "Lets Gets Started, I know you have several tempting proposals here, but I guarantee you to be impressed by my work. I have various skills in design, Illustration, Photoshop, Graphic Design, Logo Design and Illustrator. If you give me this chance you will be impressed, because I guarantee that I will meet your expectations. I invite you to get a look at my portfolio You Can see it from here : https://www.freelancer.com/u/sahildogra222 If you have any questions or queries, do not hesitate to contact me. I hope to start working with you. With regards! SAHIL
₹7,000 INR in 1 day
6.6
6.6

Hi, I will design the complete **10 kg horizontal rotating drum machine**, including mechanical calculations, torque and motor/gearbox selection, shaft and bearing design, drum/paddle design, frame and complete manufacturing-ready CAD package. I will focus on the actual engineering requirements rather than only modelling. I'm a Mechanical Design Engineer with **7+ years of experience** in machine design, rotating mechanisms, shafts, bearings, gearboxes, SolidWorks and manufacturing drawings. I can also perform **FEA and design validation** where required. You can go through my previous work here: https://www.freelancer.com/u/svmjha Please respond on chat, we can further discuss the project, review the available requirements and start working on it immediately. Regards Shivam Jha
₹8,000 INR in 4 days
5.9
5.9

I am an experienced Mechanical Design Engineer specializing in machine design, rotating equipment, shafts, bearings, gearboxes, and fabrication-ready CAD documentation. I can take your 10 kg horizontal meat/chicken rotating drum from engineering calculations through complete production-ready design. My approach will begin with load, inertia, friction, starting/transient and peak torque calculations, followed by motor/gearbox sizing and service-factor verification. I will then design and validate the drum, SS304 food-contact components, paddles, shaft, bearings, coupling/drive, and structural frame with appropriate safety factors. FEA will be performed where required for shaft stresses, deflection, and frame strength. I can provide a complete SolidWorks/compatible CAD assembly, individual parts, manufacturing/assembly drawings, BOM, material specifications, tolerances, STEP files, and calculation documentation. I have strong experience with shafts, bearing selection, gear drives, structural design, manufacturing drawings, and practical fabrication requirements. I will focus on a compact, reliable, economical, and easy-to-clean solution rather than simply creating a CAD model. Give me one opportunity to handle your project. I assure you of accurate engineering, clear calculations, and professional execution.
₹7,000 INR in 2 days
4.2
4.2

Hello, I hope this message finds you well. My name is Rade, and I am a mechanical engineer based in Belgrade, Serbia, with over nine years of experience in the field. I have completed many projects throughout my career, primarily utilizing SolidWorks software. My portfolio showcases several projects across various sectors, including the military, food, and pharmaceutical industries. Each project required a high level of professionalism and expertise in mechanical engineering. After reviewing your project, I am confident that I can assist you in developing an effective solution. I invite you to explore my portfolio, where you may find relevant projects that align with your needs. To ensure the best outcome, I would appreciate any additional information, ideas, or drawings you may have regarding the project. This will help me gain a deeper understanding of your specific goals. I look forward to collaborating on this project and future endeavors. Best regards, Rade
₹7,000 INR in 7 days
4.2
4.2

Having accumulated over 14 years of rich experience in industrial design, encompassing CAD, CAM, and CAE proficiency, I'm confident that I can deliver remarkable results for your project. My expertise aligns radiantly with your requirements, especially revolving around mechanical machine design and rotating machinery. I am comfortable transforming raw concepts into tangible designs using my profound 3D modeling skills in SolidWorks and AutoCAD which are further supplemented by my familiarity with Solid edge and Fusion 360. Moreover, my engineering competencies also extend to crucial aspects such as loads and torques calculations that would be essential for this meat tumbling drum. Additionally, my adeptness in FEA can aid in validating design choices and identifying potential risks. Beyond simply churning out 3D models and conducting calculations, I thrive on creating practical solutions that consider real-world consequences. You will find my work to operate closer to the best-case scenarios provided by theory rather than mere estimations thereby delivering a more precise result - a quality rigorously demanded by your project's specifications. Overall I believe my skill set warms up nicely aside what you have requested making me the perfect fit for this project.
₹10,000 INR in 7 days
2.6
2.6

With utmost precision, reliability, and technical integrity, I offer a comprehensive skill set suited for a project of this magnitude. My expertise in Mechanical Design and Rotating Machinery, coupled with my proficiency in SolidWorks and AutoCAD ensures an end-to-end support experience. For your Rotating Drum project, I can confidently deliver error-free drawings which are clean, accurately layered, and profoundly helps during production or regulatory approval stage. All files will be provided in your specific requirements (DWG, PDF, STEP, STL, XLSX), enabling you to seamlessly integrate them into your workflow. Moreover, I understand the importance of detail-oriented work in your project. Every line, dimension or data point will undergo strict cross verification processes to eliminate any costly errors downstream. My customizable approach allows tailored deliverables that match the unique needs of your project. And most importantly, our collaboration won't cease once the project is completed; I am always available to provide extended support whenever needed. Best Regards, Muhammad Hanif
₹7,000 INR in 7 days
2.4
2.4

I’m a Mechanical Design Engineer specializing in CAD, 2D/3D modeling, CNC Programming, 3D Printing, FEA simulations, stress analysis, and technical report writing. With strong command of tools like SOLIDWORKS, FUSION 360, AUTOCAD, ANSYS, and ABAQUS, I bring both precision and creativity to every project. I’m committed to delivering high-quality results on time, with attention to detail and engineering excellence. Let’s connect and discuss how I can help bring your project to life!
₹1,500 INR in 1 day
1.9
1.9

I have total 35 years of Experienced Mechanical Engineer 2. 25-years of experience in automobile sectors ( scooter , motor cycle , tractor, & car). 3. 10-Years in circular loom machine manufacturing company. 4. Design of jig , fixtures & gauges. 5. Design of press tools,Progressive die design for sheet metalcomponenetS, Stamping die design for sheet metal , cold material forging die design , forging die design ,4- prototype plastic part with mold design and manufacturing process with development of plastic part. 6. Design of pressure die casting tools 7. Design of Gravity die casting tools. 8. Design of welding fixtures. 9. Design of receiver gauges. 10. Plant layout design. 11. SPM Design. 12. Cutting tools design. 13. Machine Maintenance part design 14. Trolley design 15. 2D & 3D Modeling, Converting from PDF to Auto cad. 16. Design & Drawing works by Auto cad, Solid works, Catia. Product design for motor cycle & scooter such as frame/body, crank case lh & rh , cylinder /piston ,cam shaft, front and rear drive shaft ,crank shaft, connecting rod, head light, sheet , fuel tank, silencer, rim front & back, speed gear, clutch ,wire harness ,steering, handle, top bridge & bottom bridge for steering, drive shaft hand chassis design, In manufacturing Engineerinssg design of engine & body assy tools on conveyer line, Design of press tool for motor cycle parts, testing of motor cycle , plastic part develoment of scooter/motor cycle/car and curculer loom machine ,Thanks.
₹12,500 INR in 7 days
0.9
0.9

Hello, I’m a Mechanical Design Engineer with 3 years of experience in New Product Development within R&D. I have worked on projects similar to yours, so I already have experience with the design approach and requirements involved. I can provide you with accurate, production-ready CAD designs along with the necessary engineering calculations and technical details. I also have experience with similar components, which means I can leverage existing design knowledge to complete your project efficiently and accurately. I’m ready to start immediately and will ensure the design meets your requirements. Looking forward to discussing your project and working with you.
₹10,000 INR in 7 days
0.0
0.0

As an experienced Mechanical Design Engineer, my skills are perfectly aligned with your project requirements. I have a proven track record of designing and developing complex rotating equipment, including shafts, bearings, and mechanical systems. I not only create CAD models but go beyond by delivering a complete engineering package, just as you require for this project. With respect to your detailed requirements, I can tackle the load & torque calculation, motor & gearbox selection, drum design, shaft design, bearing system selection, mechanical frame design, drive system evaluation and provide engineering validation for each design element. My aim will be to ensure a safe and efficient meat marination process on your Horizontal Meat/Chicken Rotating Drum. Additionally, I appreciate the importance of practicality in manufacturing and cleaning for food-processing equipment. Rest assure that the materials used in my designs will be SS304 food-grade stainless steel or its equivalent where necessary. My final deliverables will include complete 3D CAD assembly, individual component CAD files consistent with your manufacturing drawings and exploded view expectations. Let's bring your vision to life with a well-structured realistic design!
₹9,000 INR in 3 days
0.0
0.0

Hello, I am a Mechanical Design Engineer with 12+ years of experience in machine design, SPMs, industrial automation, rotating machinery, material handling and manufacturing engineering. Your project aligns strongly with my expertise. I can take ownership of the complete engineering chain: 10 kg load → torque → shaft → bearings → gearbox → motor → drum/paddles → frame → validation. I will calculate product/drum loads, rotational inertia, friction, starting/running/peak torque, acceleration torque, unbalanced loading and design torque with suitable safety factors. I will design/select: • Motor power, RPM, gearbox ratio & service factor • Shaft diameter for combined bending/torsion, stress & deflection • Bearings based on loads and required life • SS304 drum, end plates & internal paddles • Compact and reliable drive arrangement • Supporting frame and mounting system Deliverables include engineering calculations, SolidWorks 3D assembly, component models, manufacturing drawings, BOM, GD&T, STEP/native files, PDF drawings and ANSYS FEA where required. Experience: 12+ years Software: SolidWorks | ANSYS FEA | GD&T I will provide a calculation-driven, manufacturable design suitable for prototype fabrication. Best Regards, A. K. Nitesh
₹10,000 INR in 7 days
0.0
0.0

I have designed and developed Special Purpose Machines (SPMs) for food-processing applications, with a focus on reliable operation, efficient material handling, and customized production requirements. The attached images are provided for reference and to give a better understanding of the machine design, construction, and functionality. In addition to the SPM shown in the reference images, I have also designed and developed multiple customized machines incorporating compact gearboxes, suitable for different processing capacities ranging from 10 kg to 500 kg. My experience includes developing machines according to specific production requirements, with consideration for capacity, gearbox selection, mechanical design, ease of operation, reliability, and manufacturability. This experience enables me to provide a complete and customized machine-design solution based on the project's required capacity and application.
₹10,000 INR in 7 days
0.0
0.0

Hello, I am a Mechanical Design Engineer experienced in SolidWorks, machine design, 3D assemblies and manufacturing drawings. I can develop your 10 kg horizontal rotating drum machine from engineering calculations to fabrication-ready CAD, including: • Load, running, starting & peak torque calculations • Motor & gearbox sizing/selection • SS304 drum and paddle/baffle design • Shaft stress, deflection & safety-factor calculations • Bearing selection and load/life verification • Complete frame and drive-system design • Structural/FEA validation where required • Complete SolidWorks 3D assembly • Manufacturing drawings, BOM, tolerances & material specifications • STEP/STP, native CAD and PDF deliverables My design approach will be: Load → Torque → Motor/Gearbox → Shaft → Bearings → Drum/Paddles → Frame → CAD → Manufacturing Drawings I understand that this project requires an engineering-based design, not just CAD modelling, and I will develop the design with practical fabrication, reliability, cleaning and food-contact requirements in mind. I am available to discuss the drum dimensions, duty cycle and fabrication requirements and can start with the engineering calculations before detailed CAD development. Regards, Deepanraj
₹7,000 INR in 7 days
0.0
0.0

Dear client, I am a mechanical engineer with over 20 years of experience across various manufacturing sectors, including more than 7 years working with CAD software (such as SolidWorks) and relevant testing simulations (FEA). Regarding your project—the construction of a horizontal rotating drum for marinating or tumbling chicken meat and similar products—I have relevant experience. Please feel free to view my portfolio. I also have the capability to calculate the various loads you require. Additionally, I have a catalog featuring electric motors, bearings, pillow blocks, and gearboxes, complete with all their electrical and mechanical specifications. Approach: calculating critical loads — design concept (handwritten sketches)— discussion with client — direct 3D design (SolidWorks 2021). 1. I have a Bachelor's degree in Mechanical Engineering 2. I have over 10 years of experience in machine design. 3. Examples of all items (rotating equipment, shafts, bearings, gearboxes) are in the portfolio. 4. I use SolidWorks 2021 5. I can perform FEA 6. I ask 11000 INR 7. The approximate turnaround is 7 days Hopefully, my experience is what you expected. And I would be very grateful if I were the right person to work on your project. Thank You. Sincerely yours, Bahrul Faruk
₹11,000 INR in 7 days
0.0
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I can develop the mechanical design of the 10 kg horizontal rotating drum system with a focus on practical fabrication and reliable operation. My approach will cover load and torque calculations, starting and running torque, motor and gearbox selection, shaft sizing, bearing selection, drum and paddle design, drive arrangement and supporting frame. I can then develop the complete SolidWorks 2025 3D assembly, individual components, manufacturing drawings, BOM and STEP files based on the calculated design requirements. I will consider safety factors, shaft bending and torsion, bearing loads, deflection and transient/startup loads rather than relying only on estimates.
₹10,000 INR in 10 days
0.0
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