
Closed
Posted
Paid on delivery
Project Title: Scan-to-CAD Plastic Enclosure Redesign: IP67 Tongue-and-Groove Seal & Screw Boss Optimization (ICAT Compliance) Project Overview: We have high-resolution 3D scan data of an automotive/industrial plastic enclosure assembly that requires conversion into a parametric, injection-moldable CAD solid model (STEP/native CAD). The outer physical boundary dimensions must remain completely unchanged, as the external form factor is already homologated/approved by ICAT. Your task is to re-engineer the internal split-line, sealing interface, and fastening features to achieve certified IP67 ingress protection while maintaining current injection molding cycle times and cost targets. Scope of Work & Technical Requirements 1) Scan-to-CAD Parametric Reconstruction: 1.1) Reconstruct clean, parametric B-Rep CAD solids (STEP AP214/AP242 + native CAD) from provided scan data. 1.2) Preserve all critical external envelope dimensions and mounting interfaces exactly. 1.3) Maintain consistent nominal wall thicknesses with proper tool draw/draft angles throughout. 2) IP67 Tongue-and-Groove Perimeter Redesign: 2.1) Design a precision tongue-and-groove perimeter channel tailored for an elastomeric O-ring / continuous gasket seal capable of passing IP67 immersion tests (1 meter depth for 30 minutes). 2.2) Specify exact groove width, depth, draft, and corner bend radii to achieve proper volumetric fill (75%–85%) and target compression (20%–28%) without pinching or rolling. 2.3) Incorporate external mechanical hard stops (landings) to prevent over-compression and define a positive travel limit. 3) Screw Boss Engineering (Self-Tapping Screws Only): 3.1) No brass/heat-set inserts: The design must use direct thread-forming/self-tapping screws (e.g., PT/EJOT style) to avoid post-molding operations, cycle-time penalties, and secondary component costs. 3.2) Size the boss core hole diameters, counterbores, and outer boss diameters strictly according to plastic resin guidelines to prevent hoop-stress cracking, boss bursting, or stripping. 3.3) Add structural gussets to all bosses to prevent wall deflection and bowing between fastener locations under gasket reaction loads. 3.4) Ensure screw bosses sit strictly outside the primary O-ring sealing boundary. 4) DFM & Moldability Verification: 4.1) Ensure uniform parting lines, shut-offs, and draft angles (0.5degree to 1.0degree inside seal grooves). 4.2) Identify and eliminate sink marks or heavy mass concentrations behind screw bosses and ribs. Deliverables Required: Fully parametric 3D CAD model files (.STEP, .IGES, and native format such as SolidWorks / Creo / NX). Cross-sectional 2D engineering drawing (.PDF / .DWG) detailing the O-ring groove, tongue interface tolerances, and screw boss geometry. Brief technical summary document defining: Recommended O-ring cord cross-section and material hardness (Shore A). Recommended self-tapping screw specification (thread size, pitch, and pilot hole dimensions). Fastener tightening torque recommendation. Freelancer Requirements & Experience: Proven track record in plastic injection molding design and DFM. Demonstrated experience designing enclosures that successfully achieved certified IP67/IP68 ingress protection. Strong expertise in scan-to-CAD reverse engineering. Portfolio/examples of similar plastic enclosure and sealing projects are mandatory with your bid.
Project ID: 40738242
20 proposals
Remote project
Active 23 hours ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
20 freelancers are bidding on average ₹7,768 INR for this job

With almost a decade spent specializing in mechanical design, I bring a wealth of experience to the table. I have a heightened understanding of DFM (Design for Manufacturing) and solid expertise in plastic injection molding design; key proficiencies for your project. Having contributed to past projects that successfully achieved IP67/IP68 ingress protection, I am well-versed in meeting ICAT guidelines and more importantly, matching your project's exacting demands. Moreover, my mastery of 3D CAD modeling and rendering, CAD/CAM, Manufacturing Design, and Solidworks has equipped me with unmatched technical precision required to realize your project’s specifications; namely the critical aspect of scan-to-CAD reconstruction. My track record of maintaining consistent wall thicknesses while leveraging proper tool draw/draft angles aligns perfectly with your requirement to preserve exact enclosure dimensions. In addition to meeting critical IP67 guidelines through intelligently designed tongue-and-groove sealing and screw boss structures, I will ensure that your cycle time and cost targets are maintained. Moreover, I understand the importance of meticulous documentation, thus delivering well-detailed CAD model files (.STEP, .IGES...etc), 2D engineering drawings (PDF/DWG) and comprehensive technical reports for future reference. So let’s leverage my proficiency for a superb result!
₹5,000 INR in 1 day
8.4
8.4

With my diversified skills across 3D Rendering, Product Design, Prototyping, Graphic Design and more, I ensure a unique blend of creativity and technical knowledge in plastic enclosure design and DFM. My experience in injection molding design along with strong footprints in successfully accomplishing IP67/IP68 ingress-protected designs makes me an ideal match for your project. I'm quite adept at scan-to-CAD reverse engineering and exceeding client expectations with precise parametric reconstruction. My expertise aligns perfectly with the challenges set forth by this project such as redesigning IP67 tongue-and-groove perimeter channel for passing immersion tests and optimizing screw bosses for exclusive use of self-tapping screws to avoid post-molding operations. I can also ensure proper volumetric fill of elastomeric O-ring seal without pinching or rolling, precise groove dimensions, uniform parting lines, right draft angles & more crucial factors. Moreover, my broad range of creative skills extends to AI-powered content creation that could give your project an edge in terms of efficiency and innovation. With a commitment to delivering high-quality work within the designated timeline while strictly adhering to cost targets; you can rest assured that your project will not only meet but exceed industry standards. Let's turn your vision into reality!
₹4,060 INR in 1 day
7.5
7.5

Hi there, I can redesign your plastic enclosure for IP67 sealing, manufacturability, and structural durability, with focus on gasket/O-ring interfaces, fastening, wall thickness, ribs, draft angles, and injection-molding constraints. I have 7+ years of mechanical design and FEA experience and can support the redesign with CAD + ANSYS validation for critical load/sealing areas. Timeline and budget can be finalized after discussing the complete scope. Could you share the existing CAD model and the specific IP67/design issues you are currently facing? Best regards, Arati M.
₹7,000 INR in 7 days
6.6
6.6

With a wealth of experience in product design and development, I am well-equipped to tackle each aspect of your project. Having worked across sectors including automotive bodies and oil and gas, I understand the vital importance of achieving maximum performance with certified compliance - a skill set I'm ready to bring to the table for your IP67 Certified Plastic Enclosure Redesign. Parametric reconstruction is one of my key strengths. Pioneering HVAC designs, I have always respected strict dimensional requirements while ensuring optimized sealing interfaces. This speaks directly to your need for exacting dimensions and an effective IP67 Tongue-and-Groove Perimeter Redesign that clears immersion tests with flying colors. Critical to this project is Design for Manufacturability (DFM). My rich background in injection molded plastics design, coupled with efficient use of CAD-software such as Solidworks, Creo, Autodesk Inventor means I can more effectively anticipate and eliminate any post-molding operations or secondary component costs - just as you require. Ultimately, my aim would be to deliver not just on time but at or below cost targets without compromising on timeframe quality or function.
₹5,000 INR in 5 days
6.2
6.2

Hi, At Vutuk Design and Media, we bring over 15 years of core mechanical product engineering, scan-to-CAD conversion, injection molding DFM, structural/seal FEA simulation, and technical visual media expertise. Our team delivers complete certified enclosure packaging sets—combining robust SolidWorks parametric CAD modeling and IP67 sealing interface optimization with photorealistic 3D renders and animated assembly videos for technical review and ICAT compliance files. To help us scope your certified enclosure redesign project effectively: Do you have target torque limits or threaded metal brass insert specs for the mounting screw bosses? Are there specific mold cavity layout or gate location preferences from your injection molding supplier? What is your required turnaround timeline for delivering the finalized parametric STEP file package? Would you like photorealistic 3D renders or short animated exploded-view assembly videos created alongside the CAD deliverables? We invite you to visit our profile and portfolio page to evaluate our past plastic enclosure sets and 3D visual showcases. Let's discuss your project! Best regards, Vutuk Design and Media
₹7,000 INR in 7 days
5.5
5.5

I am here to bring your product to life. I'm a mechanical engineer with 11 years of experience designing industrial product, furniture product, plastic product and machine, automatic system Experience type: 3D, 2D models, Render, Sheet Metals, Machines and Devices, Industrial Products, Plastic Molds, Plastic Parts Software program: Autodesk Inventor, Solidworks, Autocad , NX-Siemens I am always glad to cooperate, I guarantee quick lead-time, information of the project is always confidential . Your project will be developed with speed and high quality, as well as all the jobs already accomplished. Please send me a message
₹12,500 INR in 7 days
6.0
6.0

This part is relatively simple for me; I've been using PTC/Creo for product design since 2008. If you don't mind the software, I can accept your invitation anytime. I will provide CAD files (DWG or STP) and printable PDF files on time and complete the task within the specified period. I'd be happy if you contacted me.
₹25,000 INR in 7 days
5.2
5.2

Hi there ! As a CAD design specialist with extensive experience in mechanical and product design, I am absolutely equipped to handle your Scan-to-CAD Plastic Enclosure Redesign project. Over the years, I've honed my skills in 3D CAD modeling and rendering using industry-standard tools like SolidWorks, a skillset crucial in meeting your project requirements. My approach to design centers around efficiency and cost-effectiveness, which directly aligns with your need to maintain injection molding cycle times and cost targets while achieving IP67 certification. In addition to mastering complex technical tasks such as parametric reconstruction from high-resolution scan data, a process integral to this project, I have successfully undertaken projects that involved designing enclosures with certified IP67/IP68 ingress protection measures. This, I believe, makes my bid an obvious choice. Moreover, my understanding of DFM (Design for Manufacturability) will enable me to provide you with designs that not only pass functional tests but also are manufacturable at scale without compromising on quality. My commitment to providing comprehensive deliverables further guarantees a hassle-free collaboration with seamless outcomes for you. All these factors collectively shape my ability to bring your ideas to life undeniably better than anyone else. Let's begin our journey together! Thanks & regards Gaurav Sharma…..
₹1,500 INR in 2 days
4.2
4.2

Hello, I’m a mechanical CAD designer experienced in reverse engineering, parametric modeling, plastic enclosure design, and manufacturing-ready CAD development. I can convert your high-resolution scan data into clean, fully parametric B-Rep solids while preserving the homologated external envelope and mounting interfaces. I will develop the design with injection molding constraints in mind, aiming to maintain the existing cycle-time and cost targets while improving the sealing and fastening system. The final package can include STEP, IGES, native CAD files, DWG/PDF drawings, and a concise technical summary covering the recommended gasket/O-ring specification, screw selection, pilot-hole dimensions, and tightening torque. I’m also comfortable working from scan data where the original geometry needs to be carefully interpreted and rebuilt rather than simply converted into a mesh or surface model. Best regards, Firman
₹7,000 INR in 2 days
3.7
3.7

Hi, This is a well-defined brief, and the constraints are clear: external envelope untouched, with the redesign focused on the split line, seal interface and fastening features. You'd get a clean parametric reconstruction of the enclosure from your scan data in STEP and native format, with the external dimensions and mounting interfaces held exactly. The tongue-and-groove seal would be sized for proper gasket fill and compression, with hard stops to prevent over-compression. Screw bosses would be designed for direct self-tapping screws, sitting outside the sealing boundary, with gussets and sink-free wall sections. The package also includes the sectioned 2D drawings and a short technical summary covering O-ring cross-section and hardness, screw spec, pilot hole sizes and tightening torque. Could you tell me the resin, the enclosure's approximate size, and the scan file format? That will let me size the groove and bosses correctly. Looking forward to hearing from you.
₹7,000 INR in 7 days
0.0
0.0

Moreover, my affinity for machine learning and AI makes me well-positioned to effectively analyze the scan data you've provided, converting them into parametric B-Rep CAD solids exactly as prescribed while maintaining consistent nominal wall thicknesses through proper tool draw/draft angles. I understand the importance of retaining all critical external envelope dimensions and mounting interfaces when engineering an enclosure assembly that has already achieved ICAT approval. Additionally, I assure you that my prior experience with DFM (Design for Manufacturability) adds value to this project, enabling me to identify and suppress potential issues such as sink marks or heavy mass concentrations. My delivered package also accounts for technical documentation needs essential in this project; fully parametric 3D CAD model files (.STEP, .IGES), native format compatibility, dimensional certification cross-section drawings (.PDF/.DWG) along with a summary noting O-ring specifications and optimal self-tapping screws dimensions and torque requirements. I firmly believe that productive teamwork is the cornerstone of any successful project completion. Rest assured that I will engage closely with your team throughout the project lifecycle to ensure we meet-and exceed-even your most stringent expectations. Choose me so we can create an optimized, IP67-certified version of your enclosure assembly together!
₹7,000 INR in 7 days
0.0
0.0

? I NOTICED SOMETHING IN YOUR PROJECT DESCRIPTION THAT MOST FREELANCERS WILL MISS I recently completed a scan-to-CAD project for a plastic enclosure that required achieving IP67 certification. The redesign not only met the stringent waterproof standards but also maintained the original external dimensions, ensuring compliance with regulatory approvals. This resulted in a successful product launch, enhancing the client's market competitiveness. With over five years of experience in plastic injection molding design and a strong focus on DFM, I have successfully engineered multiple enclosures that achieved IP67/IP68 ratings. My expertise in reverse engineering ensures that I can effectively translate your high-resolution 3D scan data into a robust, parametric CAD model. I understand your goal of creating a reliable, waterproof enclosure while adhering to cost and time constraints. I will focus on optimizing the sealing interface and screw boss features to ensure both functionality and manufacturability. Effective communication and a commitment to long-term success are essential in this project. I look forward to collaborating closely with your team. The difference between an average result and an exceptional one is usually decided before the work even begins. Regards, LuanCoetzee42
₹4,400 INR in 4 days
0.0
0.0

With over a decade of experience in product design, CAD modeling, and 3D scanning-to-CAD conversion, I am confident that I can efficiently tackle the challenges presented in your project. My proficiency in various software such as Fusion 360, SolidWorks, and 3ds Max combined with my practical understanding of manufacturing processes gives me a unique edge when it comes to design-for-manufacturing constraints - precisely what your project entails. I understand that achieving IP67 certification is not just about meeting the designated dimensions but also ensuring proper volumetric fill and target compression without compromising on cycle times or cost targets. My approach emphasizes precision, structural integrity, and manufacturability, ensuring that every aspect of the redesign - from the tongue-and-groove perimeter channel to the screw boss engineering - will withstand stringent IP67 immersion tests as per your needs. A deep respect for timelines and client satisfaction has always driven my work. I regularly deliver accurate, production-ready models, equipped with technical documentation that streamlines any further development steps. As proof of my capabilities that match closely with your project needs, I'll be happy to share similar examples from my portfolio. Allow me to transform your automotive/industrial plastic enclosure assembly into a certified IP67 ingress protection model while preserving its approved form factor by ICAT.
₹4,900 INR in 1 day
0.0
0.0

I am a Mechanical Design Engineer with 10 years of experience in product design, 3D modeling, engineering drawings, GD&T, tolerance stack-up, and Design for Manufacturing (DFM). I have hands-on experience with Siemens NX, Creo, CATIA V5, and Teamcenter.
₹8,000 INR in 1 day
0.0
0.0

Hi, Your project matches my core expertise perfectly. As a freelance Mechanical Design Engineer specializing in automotive and industrial plastic injection molding, I routinely turn raw 3D scan data into clean, parametric, production-ready CAD models. Why I am the ideal fit: Scan-to-CAD Precision: Experienced in B-Rep parametric modeling (SolidWorks/STEP) while preserving strict external envelope dimensions for ICAT compliance. IP67 Sealing Expertise: Deep knowledge in tongue-and-groove channel design, calculating exact volumetric fill (75%–85%), compression rates (20%–28%), corner radii, and mechanical hard stops. Fastener & DFM Optimization: I design directly for PT/EJOT self-tapping screws with proper boss ratios, core holes, and structural gussets (outside the seal line) to eliminate inserts, hoop stress, sink marks, and cycle-time penalties. Complete Deliverables: Parametric CAD, 2D cross-sectional drawings, and technical documentation (O-ring Shore A, screw specs, pilot holes, and torque targets). Please note: My bid currently shows my hour rate. As the exact size and internal complexity of the enclosure are not specified in the description, the total effort cannot be estimated yet. Once we review the scan data, I will provide a precise timeline. Best regards, Artur Nuss
₹7,000 INR in 7 days
0.0
0.0

Hello , Im injection molded plastic products design engineer having 7 years of experience working in Automotive interior plastic products design industry Good in scan to parametric modelling DFM assembly Let me know
₹7,000 INR in 7 days
0.0
0.0

Delhi, India
Member since Sep 8, 2026
₹600-1500 INR
$30-250 USD
₹600-1500 INR
$15-25 USD / hour
$30-250 AUD
₹12500-37500 INR
₹1500-12500 INR
₹100-400 INR / hour
₹37500-75000 INR
€30-250 EUR
$10-30 USD
€500-1000 EUR
$30-250 USD
$10-30 AUD
$750-1500 CAD
$14-30 NZD
$250-750 USD
$10-1000 USD
$10-30 AUD
$45-80 USD
$25-35 USD