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I’m developing an accelerated-gravity motion machine intended purely for scientific research into classic Newtonian mechanics. The concept is to create a compact mechanical device that can sustain and visibly demonstrate varying acceleration under the influence of gravity alone, without slipping into the realm of “perpetual motion.” What I need from you: • Conceptual design with clear explanations of how the device achieves controllable, repeatable acceleration through gravitational forces. • Engineering calculations (energy, momentum, torque, friction losses) that stand up to peer review. • CAD models and exploded assembly drawings ready for machining or 3-D printing (SolidWorks, Fusion 360, or similar). • Dynamic simulations—Finite-Element or multibody—showing predicted motion curves over time (ANSYS, Simulink, or equivalent). • A concise report documenting methodology, assumptions, and how the build adheres to Newton’s laws. Acceptance criteria 1. Simulated acceleration profile matches the analytical calculations within ±5 %. 2. All parts manufacturable with standard workshop tools or readily sourced components. 3. Complete package—models, drawings, BOM, and report—delivered in shareable formats (STEP, PDF, XLSX or CSV). If you’ve built kinetic or gravity-powered mechanisms before and can communicate the science as clearly as the engineering, I’d love to see your approach.
Project ID: 40733124
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54 freelancers are bidding on average £395 GBP for this job

Hello, We can develop the gravity-driven mechanism with a clear focus on Newtonian mechanics, repeatable motion, and measurable acceleration. We’ll handle the conceptual mechanism, energy/torque/friction calculations, parametric CAD, exploded drawings, dynamic simulation, BOM, and technical report. The design will be validated by comparing the analytical and simulated acceleration profiles within your ±5% acceptance target, while keeping the components practical for machining or 3D printing. We can deliver the complete package in STEP, PDF, XLSX/CSV, and native CAD formats. Thanks
£250 GBP in 4 days
8.1
8.1

As an experienced mechanical engineer adept in handling numerous software applications, including SolidWorks and Fusion 360 which you require for CAD modeling and drawing, I believe I am exceptionally equipped for your Accelerated Gravity Research Machine project. My proficiency extends not only to the technical aspects but also in ensuring clear communication of intricate scientific concepts. I understand how important it is to precisely document methodology and assumptions while adhering to Newton's laws for this gravitational experiment. Moreover, my background in Finite Element Analysis will significantly complement your need for dynamic simulations in platforms like ANSYS or Simulink. These valuable simulations will help predict motion curves over time with accuracy. My work has always stood up to peer review, enabling me to create designs with not just manufacturability but also simplified assembly using standard workshop tools. In terms of deliverables, I assure you a complete package of models and drawings crafted using our mutual preference STEP, PDF, XLSX or CSV. My report won't just be concise but comprehensive, explicitly outlining every aspect of the build. Let's work together to ensure your simulated acceleration profile matches analytical calculations upto ±5%. Together we can push the boundaries of scientific understanding within Newtonian mechanics!
£250 GBP in 2 days
7.9
7.9

With my expertise in 3D modeling and printing and my commitment to delivering high-quality, innovative solutions, I am confident that I can bring your Accelerated Gravity Research Machine concept to life. My comprehensive skill set in 3D modelling aligns perfectly with the CAD design, dynamic simulation, and assembly drawing requirements of your project. Using industry-leading software like SolidWorks and Fusion 360, I can ensure precise, manufacturable designs ready for machining or 3D printing. In addition to my technical skills, my ability to understand complex principles and explain them effectively will be an asset to your project. I believe that understanding the science behind this endeavor is essential to communicating its potential effectively. I assure you that not only will the final product meet Newton’s laws but I will also provide a concise report detailing the methodology and assumptions we adopted.
£260 GBP in 1 day
7.5
7.5

As an experienced engineer and CAD designer, I have the expertise to tackle every aspect of your Accelerated Gravity Research Machine project. I have a deep understanding of various design software such as SolidWorks, Fusion 360, and ANSYS which allows me to create accurate CAD models, carry out dynamic simulations and perform engineering calculations in compliance with peer review standards. With this, I can guarantee that your simulated acceleration profile would match the analytical calculations with a precision exceeding +/-5%. Furthermore, my extensive background in Mechanical Engineering has constantly enabled me to handle complex projects just like yours. My proficiency in Finite Element Analysis ensures I provide meticulous attention to detail and robust designs that can be accomplished with standard workshop tools or components easily sourced. However, what sets me apart extends beyond technical skills; I also deliver clear communication along with high-quality work. A concise report documenting methodology, assumptions and Newton's laws compliance won't be an issue. My aim is to bring your vision for this project to life in an exemplary manner; assuring you; you're making the right choice by selecting me for this assignment!
£266 GBP in 1 day
7.6
7.6

Drawing on our multidisciplinary mechanical design and engineering expertise, we at MHTechFusion bring a comprehensive approach to this fascinating project. Our deep understanding of the core concepts and theoretical underpinnings aligns perfectly with your goal of developing an accelerated-gravity motion machine founded on Newtonian principles. Our experience in transforming complex ideas into practical, manufacturable designs will ensure that your vision becomes a reality - a powerful and highly functional machine capable of precisely controlled acceleration. Central to our capability is our proficiency in using CAD tools such as SolidWorks and Fusion 360. This skill, paired with our strong acumen for product design and development, will enable us not only to effectively communicate your vision through clear CAD models, but also to create designs that are ready for manufacturing using standard workshop tools or readily sourced components, as per acceptance criteria 2. Furthermore, we are adept at conducting engineering calculations that can withstand rigorous peer review and providing exhaustive documentation adhering to scientific methodology. In addition, we have significant experience with dynamic simulations underpinned by finite-element or multibody analyses – skills you specify needing in your project description.
£500 GBP in 7 days
7.0
7.0

Hi there, I can help develop and validate your Accelerated Gravity Research Machine using a rigorous mechanical-engineering approach. I can provide: • Gravity/kinematic concept development with energy, momentum, torque and friction calculations • SolidWorks/Fusion 360 3D CAD, assembly and exploded drawings • ANSYS/Multibody dynamic simulation for acceleration and motion profiles • Analytical vs simulation correlation with the required ±5% target • Manufacturability review, BOM and STEP/PDF/CSV deliverables • Detailed technical report documenting assumptions and Newtonian mechanics I have 7+ years of experience in FEA, mechanical design, nonlinear/contact analysis and engineering simulations, with strong experience in ANSYS and SolidWorks. Timeline and budget can be finalized after discussing the complete scope. Could you share the initial concept/sketch or mechanism you have in mind so I can assess the kinematics and propose the simulation approach? Best regards, Arati M.
£500 GBP in 7 days
6.6
6.6

Hello, This is not an AI bid; this is a self response. Your accelerated-gravity research machine requires a disciplined bridge between Newtonian mechanics, manufacturable CAD/CAM, and verifiable motion results. I can help structure the concept into a clear mechanism, document energy, momentum, torque, and friction assumptions, and prepare CAD assemblies, exploded drawings, BOM data, and presentation-ready technical documentation. The design workflow can incorporate Print requirements and precise Design communication so the final package is practical for machining or 3-D printing, while simulation outputs are compared directly against analytical calculations and the ±5% acceptance criterion. I can begin by reviewing the attached build references, defining the controllable acceleration cycle, and establishing the calculation and deliverable framework before developing the detailed assembly. Which motion architecture and available dimensions, materials, and measurement equipment should govern the initial CAD/CAM concept? Best regards, Sahil
£250 GBP in 1 day
6.4
6.4

Hello, I can support this project with the 3D CAD and mechanical detailing side of the development. I have strong experience with SolidWorks, mechanical 3D modeling, assemblies, detailed drawings, BOMs, and manufacturing-ready documentation. I can develop the mechanism from your concept, create accurate parts and assemblies, prepare exploded views and production drawings, and deliver the required STEP/PDF files. For the analytical and dynamic-simulation requirements, I can work from the defined physical concept and engineering calculations and make sure the CAD model accurately reflects the intended mechanism and assembly. I would be happy to review your existing concept, sketches, or calculations and develop the mechanical model accordingly. I can also provide relevant examples of my previous CAD and mechanical design work. Best regards, Fatma Saed 3D CAD Designer | SolidWorks
£250 GBP in 2 days
6.0
6.0

Hello, I understand that the core challenge is developing a gravity driven mechanism whose acceleration can be predicted analytically, validated through simulation, and translated into a manufacturable mechanical assembly without implying perpetual motion. I would approach the design by balancing gravitational energy, torque, momentum, friction losses, and mechanical constraints, then validate the resulting motion through multibody simulation against the analytical model. I have worked on mechanical mechanism design, CAD assemblies, engineering calculations, and simulation projects and can share relevant examples once we connect in chat. Also a quick question, is there already a proposed mechanism or geometry that you want evaluated, or should the initial concept be developed from the underlying physics requirements? Best Regards, Muskan.
£250 GBP in 1 day
5.4
5.4

Hi, We can develop a precise mechanical CAD package for your gravity-driven research device, including concept development, component modelling, exploded assemblies, manufacturing drawings, BOM, and clear engineering documentation; with 11+ years of CAD and product development experience, we have strong expertise in SolidWorks, Fusion 360, AutoCAD, and engineering-focused 3D modelling. How can we ensure the simulated acceleration profile remains within the required ±5% of the analytical calculations? We will carefully translate the mechanism concept into manufacturable components while documenting energy, momentum, torque, friction considerations, assumptions, and design parameters. Our approach will prioritise repeatable motion, practical fabrication, accurate assemblies, and organised deliverables in STEP and PDF formats, with calculations and supporting data structured for review and further validation. Best Wishes
£250 GBP in 3 days
5.8
5.8

Hey there, I read your project details, so I understand you need a gravity-driven mechanical device designed for scientific research, with a clear explanation of the operating principle, engineering calculations, CAD models, assembly drawings, dynamic simulation, and a complete documentation package validating the motion against Newtonian mechanics. Could you please share all your requirements in detail, such as the initial concept or sketches, desired acceleration range, available dimensions, masses, materials, constraints, preferred simulation software, and any specific components or mechanisms you already have in mind, etc.? So I can help develop a mechanically sound concept based on gravitational forces, calculate energy, momentum, torque and friction losses, create manufacturing-ready CAD and drawings, and prepare a simulation that can be compared against the analytical results within your ±5% acceptance criterion, along with the BOM and technical report in the requested formats. Thanks!
£350 GBP in 6 days
5.1
5.1

Hello, With my extensive 3D modeling and print optimization skills, I have the proficiency to translate intricate concepts into impeccable realities for your Accelerated Gravity Research Machine. Having mastered tools like SolidWorks, Blender and ZBrush, I can expertly design and create CAD models and exploded assembly drawings that are ready for machining or printing purposes. In addition to my expertise in 3D modeling, I am also well versed with Finite-Element Analysis (FEA). This skill can be effectively utilized to simulate the predicted motion curves of your gravity machine as per your project's requirement. I assure you that my simulations will remarkably align with the analytical calculations within ±5%. Beyond my technical abilities, I strongly emphasize clarity in communication. My concise yet comprehensive reports, documenting methodologies and assumptions while adhering to Newton’s laws will satisfy all your project needs. Let me bring your 'one-of-a-kind' gravitational marvel to life providing you with high-quality 3D models and designs alongside detailed simulations worthy of peer review! Thanks!
£250 GBP in 5 days
4.7
4.7

As an experienced and versatile freelancer, I have a diverse skill set that encompasses many facets of engineering and design, particularly in your project's domain. Adept with software like SolidWorks and Fusion 360, I can deliver detailed and precise CAD models and drawings that are not only visually-appealing but also manufacturable with standard workshop tools. My expertise in dynamic simulations - including Finite-Element or multibody analysis with ANSYS - will enable me to create realistic motion curves over time as you require. While my profile may primarily emphasize my experience in 3D design, rendering, and graphics, it inherently compliments my mechanical engineering skills. This amalgamation of abilities not only allows me to present your project requirements with clarity but also brings a unique perspective and aesthetic approach to the table.
£251 GBP in 1 day
5.4
5.4

The main engineering challenge here is establishing a physically valid mechanism that produces a repeatable acceleration profile from gravity while remaining fully consistent with energy and momentum conservation. I would first translate the concept into a defined mechanical system, derive its analytical motion equations, and then use those results to drive the CAD and multibody simulation. I can develop the parametric SolidWorks/Fusion 360 assembly, manufacturing drawings, BOM, analytical calculations, and MATLAB/Simulink or equivalent dynamic validation, with the ±5% simulation-to-analysis criterion explicitly checked. Final files can include STEP, native CAD, PDF, XLSX/CSV, and simulation files as applicable. The preliminary schedule would be confirmed after reviewing the existing concept and references; two revision rounds are included, excluding major scope changes or physical fabrication/testing. Do you already have a specific mechanism/concept in mind, or should the mechanism itself be developed from the stated gravity-driven principle?
£390 GBP in 4 days
5.3
5.3

Hi, how are you doing? I went through your project description and I can help you in your project. your project requirements perfectly match my expertise. We are a team of Expert Mechanical design Engineers, we have successfully completed 1000+ Projects for multiple regular clients from OMAN, UK, USA, Australia, Canada, France, Germany, Lebanon and many other countries. We are providing our services in following areas: Product Design | 3D CAD Modelling Finite Element Analysis | Computational Fluid Dynamics Thermal analysis | Structural analysis HVAC and Heat load calculation We are proficient in using following software’s: AUTOCAD SOLIDWORKS ABAQUS ANSYS APDL | ANSYS Fluent MATLAB | SIMULINK COMSOL Multiphysics FUSION360 | CATIA We have good command over REPORT WRITING, we can show you many samples of our previous reports. We can discuss further details in the message box.
£500 GBP in 7 days
4.7
4.7

I am Muhammad Ahmad. I have extensive experience in mechanical CAD, mechanism design, engineering calculations, dynamic simulation and prototype development, and I can develop your gravity-driven research mechanism with the physics and engineering kept fully traceable. I first establish a mechanically valid concept where gravity provides the available energy and the acceleration can be varied or controlled through geometry, mass distribution, gearing or other passive mechanisms—without implying perpetual motion or energy creation. I’ll calculate energy, momentum, torque, friction and losses, then validate the analytical results through multibody/dynamic simulation. Deliverables Gravity-driven mechanism concept Analytical energy, force, torque and momentum calculations Friction/loss assessment Parametric SolidWorks/Fusion 360 CAD Exploded assembly and manufacturing drawings BOM and standard-component selection Dynamic/multibody simulation Acceleration and motion-time curves Analytical vs simulation comparison STEP, PDF, XLSX/CSV outputs Technical report documenting assumptions and Newtonian principles Manufacturability review Why Choose Me I’ll treat this as a scientific engineering demonstration, with every claimed acceleration profile supported by both analytical calculations and simulation. The design will also be checked against the ±5% acceptance criterion and practical workshop manufacturing constraints.
£250 GBP in 5 days
4.1
4.1

Hi there ! As a seasoned Mechanical and Product Designer with an extensive background in 3D Modeling and 3D Printing, I am confident that I can provide you with the comprehensive design package that you're seeking for your Accelerated-Gravity Research Machine. I have a strong foundation in conceptual design and engineering calculations, as demonstrated by my ability to produce precise CAD models and accurate reports on methodology, assumptions, and adherence to scientific principles. Additionally, my past experience working on designs that integrate kinetic or gravity-powered mechanisms aligns perfectly with the unique requirements of your project. It is through this experience that I developed my exceptional ability to communicate complex scientific concepts with clarity and ease. Not only will I ensure that all designs are optimized for manufacturability and can be made using standard workshop tools or readily sourced components, but I will also deliver everything in shareable formats so you can access the necessary information easily. With me onboard, you can rest assured your project will meet the high standards of peer-review and hit all the acceptance criteria for maximum scientific efficacy. Let's work together to bring your vision to life with precision, quality, and above all - scientific integrity. Thanks & regards Gaurav Sharma….
£250 GBP in 7 days
4.2
4.2

The risk here is achieving controllable, repeatable acceleration solely from gravity without unintended energy input or slip, which means accounting for every friction point in the mechanical train. I would build the core rotation mechanism first, using SolidWorks for the initial design, then conduct Finite Element Analysis on the critical stressed components to verify material strength and predict deformation under load. This ensures the machine itself won't fail before we even get to the dynamics. I’d use SolidWorks for the CAD models and exploded assembly drawings as it handles the multibody dynamics well, so you get a clear picture of how everything fits and moves. The engineering calculations for energy, momentum, and torque losses would be developed alongside the CAD, using the simulated friction coefficients from the FEA, making them directly applicable to the physical design. Dynamic simulations would follow, showing the predicted motion curves and demonstrating the controlled acceleration you need for research into classic Newtonian mechanics. 10 reviews on Freelancer at 5.0, everything delivered on time and on the agreed price so far. The brief states "varying acceleration under the influence of gravity alone" but doesn't specify the range of G-forces or the desired acceleration profile. What is the target G-force range you need to demonstrate? I will send the initial SolidWorks concept model and a summary of the FEA results for the core components.
£558 GBP in 21 days
2.5
2.5

Dear Client, As an Aerospace & Mechanical Systems Design Engineer specializing in classical Newtonian dynamics, multibody kinematic simulation, and parametric CAD/FEA, I am well prepared to engineer your gravity-driven demonstration machine. Realizing repeatable, non-uniform gravitational acceleration within strict thermodynamic and conservation laws requires rigorous mechanical synthesis: - Mechanism & Kinematic Synthesis: Designing a variable-inertia compound pendulum, cycloidal/brachistochrone gravity cam, or differential Atwood linkage where gravitational potential energy dynamically couples into time-varying rotational inertia or non-linear torque arms. This generates distinct, visible acceleration variations without external energy inputs or violating energy conservation. - Analytical Modeling & Peer-Review Math: Deriving Lagrangian equations of motion, angular momentum transfer, and Coulomb/viscous friction losses to establish closed-form acceleration equations matching multibody numerical integrations within 5%. Simulation & DFM: Simulating kinematic trajectories and contact dynamics in Simulink/Simscape and ANSYS. Designing all components for fabrication via 3D printing and standard workshop machining. Deliverables Complete 3D CAD (.step), exploded drawings, and sourced BOM.Peer-reviewable derivation report and multibody dynamic motion curves. Ready to discuss your target form factor and kinematic concept! Best regards, Batuhan Akkova
£500 GBP in 7 days
2.2
2.2

Hi there, I appreciate the meticulous detail in your gravity-research project specification. As a Mechanical Engineer with 12+ years designing kinetic systems, precision mechanisms, and dynamics simulations, I understand the critical distinction between legitimate physics-based engineering and perpetual motion claims. Your requirements, rigorous peer-review calculations, validated FEA/multibody simulations, and manufacturing-ready CAD, align perfectly with scientific integrity standards. I've delivered similar projects combining ANSYS nonlinear dynamics, SolidWorks assemblies, and comprehensive reports proving system behavior through first-principles analysis. My approach: • Conceptual validation using energy conservation and torque analysis to confirm gravitational driving mechanism legitimacy • Detailed FEA and Simulink multibody models demonstrating predicted acceleration profiles with ±5% confidence bounds • Complete CAD deliverables (STEP exports, exploded assembly drawings, BOM in Excel) • Scientific methodology documentation explicitly referencing Newton's laws and friction/loss accounting I'll treat this as rigorous applied mechanics, no shortcuts, transparent assumptions, clear physics. Let me know if my profile looks interesting, and we can set up a time to talk. Best regards, Elijah M
£700 GBP in 6 days
1.0
1.0

North Shields, United Kingdom
Member since Sep 25, 2026
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