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I have a STEP model whose file size has ballooned, largely because it contains many separate components. Before I run my analyses in ANSYS, I need the file trimmed down without losing the geometry that matters for simulation. Here is what I’m after: • Streamline or merge redundant bodies and remove any hidden or cosmetic parts that do not influence the physics I’ll be studying. • Preserve all contact faces, boundary-condition features, and key dimensions so the model imports cleanly into ANSYS and meshes without errors. • Return a lean STEP file and a short summary of what was removed or suppressed, so I can trace any change back if needed. If you regularly prep CAD for simulation and know the typical pain points—tiny sliver faces, overlapping surfaces, unnecessary detail—this should be straightforward. Thanks in advance for helping me get this model under control.
Project ID: 40539485
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23 freelancers are bidding on average $35 CAD for this job

With almost a decade of experience as a 3D designer and animator, I believe I'm the ideal candidate for your project. I have accumulated extensive knowledge of CAD/CAM and 3D design, and this has given me a deep understanding of the nuances of working with large CAD models like your STEP file. One of the key challenges in preparation for simulation is conserving vital geometric information whilst deleting unnecessary components. This is an area that I specialize in; I'm well-versed in streamlining and merging redundant bodies to significantly reduce file size without compromising on the important details needed for analysis. Additionally, my fluency in Solidworks equips me with the skills to deal with potentially troublesome issues such as overlapping surfaces or tiny sliver faces, which can cause significant error during meshing. Overall, my proficiencies lie precisely where you need them—efficiently producing lean models with all pertinent physics intact. Choose me for an impeccable job with your STP file reduction!
$30 CAD in 1 day
8.4
8.4

Hello, i am ready exited to work you as i read your job description I am also an expert in making 2d,3d modelling and animating characters 2dautocad drawing ,elevation, solid work, Revit ,FBX ,Unity, Render also interior and exterior design. I have experience in field of more than 5+ years. I can Create Intro and Explainer Videos. for products and companies. Kindly check My Portfolio as well. Hope for your very soon reply. Thank you
$85 CAD in 2 days
7.8
7.8

Hi, I can optimize and reduce the size of your STEP files while maintaining geometry accuracy and CAD usability. I have 7+ years of experience in CAD modeling, data simplification, and file conversion. ✔️ STEP file size reduction ✔️ Geometry cleanup & optimization ✔️ CAD performance improvement ✔️ STEP, IGES & source files Portfolio: https://www.freelancer.in/u/xabhix Available to start immediately. Could you share the STEP files and target file size requirements? Best regards, Abhishek
$25 CAD in 1 day
6.5
6.5

Hello, for which study are you need step file? FEA or CFD? For FEA the simplification can be bigger for CFD smaller depends of the location some of the components. Before simplification need to know also which load boundary conditions will be applied, which part is important and which one is not. Knowing all this thing geometry can be good simplified for easy meshing. Please feel free to contact. I have Ansys 2024 and 2025.
$20 CAD in 2 days
6.2
6.2

Having worked extensively in Mechanical Engineering and utilising a plethora of CAD software including Solidworks and Ansys, I have developed a meticulous approach to optimising CAD designs for simulation purposes. Streamlining large STEP files while ensuring key geometry is intact is a task I've tackled many times before, often improving simulation efficiency by up to 40%. As an added value, not only will I produce a substantially smaller STEP file for you, but I'll also provide a comprehensive summary of the dialogue associated with every alteration made. Moreover, my experience across multiple industries like HVAC and Oil & Gas has honed my ability to identify and rectify common pain points encountered during analyses. Additionally, being Certified Solidworks Professional (CSWP) ensures unparalleled dedication to even the most intricate of projects, with fealty to maintaining boundary condition features intact. Given your requirement for high-quality results and commitment to your project's success, my extensive experience with CAD systems- particularly in the context of simulation- makes me an ideal fit for this task. You're assured not only timely delivery but diligent communication throughout the process- let's get your model under control!
$30 CAD in 2 days
6.3
6.3

I will optimize your STEP file by eliminating cosmetic parts and redundant bodies, delivering a lean, ANSYS-ready simulation mesh.
$30 CAD in 1 day
5.2
5.2

To make everything clear, here is the proposed delivery schedule in Pakistan Time (PKT): June 25, 2026 – 5:00 AM PKT • Project starts immediately. June 25, 2026 – 10:00 AM PKT • First progress update after approximately 5 hours of work. • I will send screenshots/images so you can review the modeling progress. June 26, 2026 – 5:00 AM PKT • Delivery of the completed 3D house model. • Includes all items previously discussed within the agreed scope. June 26, 2026 – 5:00 AM to 10:00 AM PKT • Video production and rendering work session. June 27, 2026 – 5:00 AM PKT • Final delivery of the completed video.
$20 CAD in 1 day
4.3
4.3

Hello, I’d be happy to assist with your project. I have over 10 years of experience in injection mold design and manufacturing engineering, helping transform concepts and existing models into accurate, production-ready designs. My expertise includes: 2D & 3D CAD modeling using Siemens NX 11 Injection mold design and manufacturing support Sheet metal design and development CNC-ready file preparation for machining Reverse engineering from STL/mesh files into precise CAD models I can take STL or mesh files and convert them into clean, editable CAD geometry, optimized for manufacturing, modification, or mold design. I focus on precision, manufacturability, and reliable communication to ensure the final design works perfectly in production. I’d be happy to review your files and discuss the best approach for your project.
$30 CAD in 1 day
4.1
4.1

Hello, I provide 3D Modelling services using Fusion 360 and can edit the STEP file to make it light size. You will have the edited lighter STEP file along with the original Fusion 360 .f3d file to have a record of the steps [ :-) ] taken by me. Cheers! - Prasad
$15 CAD in 1 day
4.4
4.4

I specialize in CAD optimization for FEA and can streamline your assembly by removing non-essential geometry while preserving critical contact faces. I’ll deliver a lean, ANSYS-ready STEP file with a summary of all modifications—let’s chat!
$10 CAD in 1 day
3.8
3.8

Hi there ! As you may have gathered from my involved and diverse skill set, your project aligns perfectly with my expertise. Managing intricate modeling situations is the bread-and-butter of my work, and streamlining complex CAD models for optimized performance is my favorite part. I understand the absolute significance of maintaining boundary-condition features and key dimensions when preparing a design for simulation, guaranteeing successful ANSYS imports and error-free meshing. To tackle this task, I will draw upon my extensive knowledge of software such as SolidWorks, Blender, SketchUp, and AutoCAD. These tools allow me to dissect hefty files like yours with surgical precision, identifying redundant bodies while preserving all the important geometry necessary for your ANSYS analyses. Finally, I'll provide a concise but comprehensive summary of all changes made to the model—a meticulousness that allows you to trace back any alteration if required in the future. Let me help liberate your STEP model from its ballooning file size so that you can move forward with accurate and efficient simulations.
$10 CAD in 1 day
3.1
3.1

Hello! Greetings of the Day, I have reviewed your requirements for streamlining your STEP model for ANSYS simulation. Dealing with bloated assemblies and redundant features is a common bottleneck in the CAE workflow, and I am highly experienced in preparing geometry for clean, efficient meshing. My Technical Approach Geometry Optimization: I will systematically simplify your assembly by merging redundant bodies and removing non-structural components (e.g., fasteners, cosmetic features, fillets/chamfers that do not impact the physics). Simulation-Ready Prep: I prioritize cleaning up "sliver" faces, tiny gaps, and overlapping surfaces that typically cause meshing failures. My goal is to ensure your model imports into ANSYS with pristine topology while strictly preserving critical contact faces and boundary-condition surfaces. Traceable Documentation: Alongside the optimized STEP file, I will provide a concise summary report detailing all modifications, suppressions, and merges performed, ensuring you maintain full control over the design intent for your analysis. I understand the importance of a lean, reliable model for convergence in finite element analysis. I am ready to begin cleaning up your geometry as soon as you provide the source file. Best Regards, THANGAPANDIYAN D Mechanical Design Engineer
$22 CAD in 1 day
3.0
3.0

Hi, I can help you prep and clean your CAD model to get it ready for ANSYS simulation. I work regularly with complex CAD assemblies and understand how bloated file sizes and messy geometry can break your mesh or blow up solve times. I will clean up your STEP file by merging redundant bodies, removing non-functional cosmetic components, and clearing out hidden geometry that doesn't impact the physics. Crucially, I will preserve all your contact faces, critical dimensions, and boundary condition features so the model imports cleanly and meshes smoothly. I will deliver the optimized, lean STEP file along with a brief summary of the changes made for your tracking.
$30 CAD in 1 day
2.9
2.9

As a Professional Mechanical Engineer, I have honed my skills in streamlining CAD models for efficient simulation. Having utilized tools like SolidWorks and ANSYS extensively over several years, I am more than equipped to handle your STP file size reduction project. My experience in dealing with large complex assemblies will especially come in handy while working on your model, ensuring that all the essential features for your analysis are retained while superfluous elements are trimmed out. One of the vital aspects of your project is the preservation of contact faces, boundary-condition features, and key dimensions during the file reduction process. With utmost attention to detail ingrained in my work ethic, you can trust me to deliver a lean STEP file that imports smoothly into ANSYS without causing any meshing issues. Moreover, I understand the value of traceability in engineering projects, which is why I will provide you with a comprehensive summary of everything that was removed or suppressed from the model. Lastly, my literacy in mechanical engineering subjects like 'Thermodynamics', 'Heat Transfer', 'Fluid Dynamics', etc., paired with my familiarity with ANSYS simulations (including Structural and Thermal Analysis), ensures that I comprehend the physics underpinning the simulations you'll be running.
$20 CAD in 1 day
0.0
0.0

I'm mechanical engineer and I can to help you to reduce volume by part consolidation I already have experience at it specially at Designs for Additive manfucturing we can do our simulation at Ansys for free with this offer
$10 CAD in 2 days
0.0
0.0

Hello, I am an Aerospace Engineer with experience in CAD cleanup, geometry preparation, and ANSYS preprocessing for FEA and CFD simulations. I can optimize your STEP model by removing unnecessary components and simplifying the geometry while preserving all features that are important for analysis, including contact interfaces, loading surfaces, boundary condition locations, and critical dimensions. I can provide: • Optimized and lightweight STEP model • Removal of cosmetic and non-functional geometry • Merging or simplifying redundant bodies where appropriate • Cleanup of sliver faces, overlapping surfaces, and other meshing issues • Geometry prepared for reliable ANSYS import and mesh generation • A summary of all modifications made for traceability My goal is to reduce file size and improve meshing performance without affecting the accuracy of your simulation results. Please share the STEP file and let me know whether the model is intended for structural, thermal, or CFD analysis so I can optimize it accordingly. Best Regards, Sarah Saleem Aerospace Engineer | CAD Preparation & ANSYS Simulation
$20 CAD in 7 days
0.0
0.0

Hi, I can optimize your STEP model and trim down its file size to ensure a clean, error-free import and meshing process in ANSYS. Using AutoCAD, I will merge redundant bodies, remove hidden cosmetic parts, and eliminate common simulation pain points like sliver faces and unnecessary details. I will carefully preserve all essential contact faces, boundary-condition features, and key geometry needed for your physics analysis. You will receive a lean, fabrication-accurate STEP file along with a brief summary of the modifications made. Please share the model so I can start streamlining it for your simulation right away. Best regards,
$80 CAD in 5 days
0.0
0.0

Hello, I can help optimize your STEP model by removing unnecessary details while preserving all critical geometry required for ANSYS simulation. I will: Reduce the STEP file size. Remove redundant or cosmetic features where appropriate. Preserve important contact surfaces and key dimensions. Deliver a clean STEP file along with a summary of the modifications made. I have experience working with mechanical CAD models and preparing geometry for manufacturing and engineering workflows. I can deliver the optimized file within 2 days. I look forward to working with you. Best regards, Yassine
$10 CAD in 2 days
0.0
0.0

Hi, CAD preparation for FEA is something I do routinely — cleaning up bloated assemblies, suppressing cosmetic detail, and making sure contact faces and boundary condition features survive intact before the model hits the mesh. For your STEP file I'd: Identify and remove/suppress hidden, cosmetic, and physics-irrelevant bodies Merge redundant solids where safe, defeaturing small fillets and holes below mesh relevance threshold Preserve all contact faces, load application surfaces, and key dimensional references Check for sliver faces, overlapping geometry, and short edges that cause meshing failures Return a lean STEP + a clear change log so every removal is traceable 15+ years running structural and thermal analyses in ANSYS. This kind of prep work is what separates a clean solve from a meshing nightmare.
$15 CAD in 7 days
0.0
0.0

Noida, India
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