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I need a complete engineering design for a sub-soil ripper that will mount to a Category 3 three-point hitch and run behind a 100-150 hp tractor. Its primary role is deep tillage on broad-acre farms, so durability is far more important than cosmetics. Operating environment Field conditions vary from heavy clay pockets through loam to sandy streaks, sometimes all in the same pass. Because of that variability, I want reliable depth adjustment built into the frame so I can fine-tune working depth from season to season without rebuilding the tool. Key design requirements • Reinforced frame sized for repeated shock loads from mixed soils and occasional buried rocks. • Simple, precise depth adjustment mechanism that can be set in the paddock. • Hitch geometry must match ASAE/ISO specs for a Cat 3 linkage and keep draft forces in line with the tractor draw-bar. • Suit power range of 100-150 hp without over-engineering weight. Optional but welcome If you have an elegant way to accommodate replaceable or quick-change tines, let me know—I’m open to it if it doesn’t compromise strength. Deliverables 1. 3D CAD model (STEP or native SolidWorks/Inventor). 2. Detailed fabrication drawings with weld symbols, plate sizes and material grades. 3. Finite element stress check or equivalent hand calculations that show the frame’s safety factor. 4. Basic bill of materials so I can price steel locally. I’ll be fabricating in-house, so clarity and buildability are crucial. Let me know what software you prefer and a realistic timeline for first-pass drawings and the final revision.
Project ID: 40560076
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Hello, I can design a heavy-duty sub-soil ripper engineered specifically for a 100–150 HP tractor with a fully compliant Category 3 three-point hitch. My focus will be on producing a durable, fabrication-friendly design capable of handling repeated shock loads in heavy clay, loam, sandy soils, and occasional rock impacts while keeping overall weight appropriate for the tractor's power range. The design will include a reinforced structural frame, an accurate and easy-to-adjust depth control mechanism, and hitch geometry that follows ASAE/ISO Cat 3 standards to maintain proper draft alignment. I can also incorporate a robust replaceable or quick-change tine system if it provides a maintenance advantage without reducing structural integrity. To validate the design, I'll perform FEA and engineering calculations to verify stresses and provide an appropriate safety factor for field use. Deliverables will include a complete 3D CAD model (SolidWorks preferred, with STEP export available), detailed manufacturing drawings with weld symbols, material specifications, plate thicknesses, fabrication dimensions, a basic bill of materials, and the structural verification report. I have experience designing agricultural equipment and welded steel fabrications intended for real-world manufacturing, ensuring the drawings are clear, practical, and ready for in-house fabrication.
$250 AUD in 3 days
2.8
2.8
54 freelancers are bidding on average $380 AUD for this job

Hello, I am a design engineer. I am expert in different products and 3D Modeling & designs so i can do the required design in the required time. I have done similar designs before and finished 600+ projects. Please check my portfolio and reviews. Thanks.
$250 AUD in 3 days
8.6
8.6

Having spent nearly a decade in the mechanical design industry, my skill set aligns perfectly with your requirements. I possess expertise in 3D CAD, Modelling, and Rendering, particularly in powerhouse software like SolidWorks and Inventor. This knowledge will allow me to provide you with not only a 3D CAD model but also detailed fabrication drawings that would make the assembling process easier for you. Over the years, I have been involved in numerous design projects which demanded durability as a primary concern which puts me on familiar grounds with your assignment. Be it understanding the variable field conditions or ensuring frame stability against repeated shock loads while working on diverse soils, I've tackled them all. My experience gives me an edge to implement reliable depth adjustment features in your subsoil ripper tool in line with ASAE/ISO specs for maximum performance. In terms of timeline, efficiency has always been my forte. As soon as I receive details about your project, I will deliver first-pass drawings within a reasonable time frame and make revisions accordingly. Being personally involved in the fabrication process will help me understand how crucial clarity and buildability are for you thus ensuring concise direction throughout the project. With me on board, every aspect of your project will be meticulously met and I ensure you won't have any disappointments along the way.
$250 AUD in 2 days
8.5
8.5

Hello, We specialize in mechanical and agricultural equipment design, delivering robust CAD models, fabrication drawings, and engineering documentation for manufacturable products. Our team has experience designing welded steel structures, heavy-duty equipment, and assemblies using SolidWorks and Autodesk Inventor with a strong focus on durability and buildability. We noticed your requirement for a reinforced Category 3 sub-soil ripper with accurate hitch geometry, adjustable working depth, and optional quick-change tines. We will provide a production-ready design, detailed drawings, FEA validation, bill of materials, and STEP or native CAD files optimized for in-house fabrication. We are committed to delivering practical, reliable engineering solutions with clear documentation, timely communication, and realistic project milestones. We look forward to contributing to your project. Thanks
$250 AUD in 4 days
8.2
8.2

With my comprehensive engineering and design background, I will be able to adeptly handle the task of creating a heavy-duty agricultural subsoil ripper. I am proficient in 3D CAD Modeling with software such as SolidWorks and can accurately create detailed fabrication drawings, keeping your need for clarity and buildability at the forefront. Specializing in Mechanical Engineering, I understand the challenges you face when designing equipment that can withstand repeated shock loads and highly variable soil conditions. My expertise includes Finite Element Analysis which will be instrumental in creating a reinforced frame that meets and exceeds safety requirements for your tool.
$266 AUD in 1 day
7.7
7.7

Welcome I MADE MANY SMART DEVICES THAT MANUFACTURED AND USED IN REAL YOU WILL GET IT DONE PERFECTLY IN LESS TIME CHECK MY LATEST REVIEWS > (http://www.freelancer.com/u/ENG1mga) I have previously worked on, Lifting Set of Drones Mechanism, Robotic Arm, Delivery Robot, Automatic Wiring Machine, Solenoid Engines, Car Rooftent, Boat Lift Mechanism, Shoe Treadmill Mechanism Mechanical Ventilator and many other projects. I use Solidworks, Fusion 360, and ANSYS, COMSOL I have a workshop specializing in all 3D printing and CNC machining work, so I strive to provide the highest quality and precision. What you will receive with me: - 2D drawings - 3D files - Complete Tech. Formats - Finite Element Analysis (FEA) (if needed).
$250 AUD in 2 days
6.8
6.8

Hello there , I’ve carefully checked your requirements and really interested in this job. I’m working as a freelance graphic designer with U.S. and European teams. I’m offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I have rich experienced in 3D CAD, AutoCAD, Autodesk Inventor, Solidworks, Mechanical Engineering, 3D Rendering, 3D Modelling, CAD/CAM and Finite Element Analysis. For more information about me, please refer to my portfolios. I’m ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details.. With regards
$250 AUD in 1 day
6.5
6.5

Hello, I am excited about the opportunity to design a heavy-duty agricultural subsoil ripper for your broad-acre farm needs. With a focus on durability and functionality, I will ensure the engineering design includes a reinforced frame to withstand shock loads, a precise depth adjustment mechanism, and adherence to ASAE/ISO specs for Cat 3 linkage. To meet your requirements, I will utilize my expertise in CAD modeling and fabrication drawings to deliver a detailed 3D model, fabrication drawings with weld symbols, stress analysis for frame safety, and a comprehensive bill of materials. I will prioritize clarity and buildability to facilitate in-house fabrication. Please have a look at our Freelancer portfolio through the links given below. https://www.freelancer.com/u/CreativeDesign50 Best regards, Kirandeep K.
$250 AUD in 1 day
6.2
6.2

Hi, there I have experience designing heavy-duty mechanical equipment and fabricated steel assemblies with a strong focus on durability, manufacturability, and design for fabrication. I can develop a robust sub-soil ripper for a Category 3 three-point hitch, optimized for 100–150 hp tractors and demanding field conditions. The design will include a reinforced frame, practical depth adjustment mechanism, correct Cat 3 hitch geometry, and provisions for repeated shock loading in mixed soils. I can also incorporate a replaceable or quick-change tine system if it improves serviceability without compromising strength. Deliverables will include a complete 3D CAD model (STEP or native CAD), detailed fabrication drawings with weld symbols, material specifications, BOM, and a structural assessment through FEA or engineering calculations to validate the design. My focus is on producing a practical, buildable design that is ready for in-house fabrication. I can start immediately and would be happy to discuss your requirements and expected timeline. Thank you.
$250 AUD in 3 days
5.2
5.2

Hello, I can deliver a complete engineering design for your sub‑soil ripper, built to mount on a Category 3 three‑point hitch and operate reliably behind a 100–150 hp tractor. The design will prioritize durability for broad‑acre deep tillage, with reinforced framing to withstand shock loads from mixed soils and buried rocks. A simple, precise depth adjustment mechanism will be integrated into the frame, allowing easy in‑field tuning without rebuilds. Hitch geometry will follow ASAE/ISO Cat 3 specs to keep draft forces aligned with the tractor draw‑bar. Deliverables will include: *3D CAD model (STEP + native SolidWorks/Inventor) *Detailed fabrication drawings with weld symbols, plate sizes, and material grades *Finite element stress check or equivalent hand calculations showing safety factor *Bill of Materials for local steel pricing Optional quick‑change tine solutions can be explored if they don’t compromise strength. My focus is clarity and buildability so your in‑house fabrication runs smoothly. I’ll provide clear milestones for concept, revision, and final files, with realistic timelines to keep you on track. Best regards, Avatarist
$300 AUD in 2 days
5.2
5.2

Hello, I have extensive experience designing heavy-duty agricultural and industrial equipment, including welded steel frames, three-point hitch implements, structural attachments, and fabrication-ready assemblies with complete manufacturing documentation. I’ve delivered SolidWorks and Inventor models with detailed fabrication drawings, weld specifications, BOMs, and FEA validation to ensure reliable performance under high cyclic and impact loads. For your sub-soil ripper, I will develop a robust Cat 3 compliant design with optimized hitch geometry, a reinforced frame, an accurate field-adjustable depth mechanism, and an optional replaceable tine system that maintains structural integrity. The package will include a 3D CAD model in STEP and native format, fabrication drawings with material grades and weld details, a bill of materials, and stress verification through FEA or engineering calculations to confirm an appropriate safety factor for mixed soil conditions. I typically use SolidWorks for this type of project because it provides efficient parametric design, fabrication documentation, and structural simulation. A realistic schedule is approximately 5–7 days for the first-pass design and 10–14 days for the finalized package after feedback. Regards
$500 AUD in 2 days
5.2
5.2

Drawing from my extensive experience in 3D modeling, engineering, and manufacturing, I am confident that I am the perfect fit for your agricultural subsoil ripper project. I am fully proficient in the full design-to-manufacturing workflow and adept at creating high-quality, precise, and fully buildable 3D models, catering to a variety of materials suitable for different working conditions. My expertise extends to fabricating robust mechanical parts and industrial components, which aligns excellently with your requirements for a reinforced frame designed to withstand repeated shock loads and different soil types. Additionally, my familiarity with software such as SolidWorks and Fusion 360 would significantly benefit the project. I regularly employ these tools in my work, generating designs that conform to meticulous standards while maintaining their manufacturability. With me handling this project, you can be assured of not only a comprehensive 3D CAD model but also detailed fabrication drawings equipped with weld symbols and plate sizes--all essential for in-house construction.
$277 AUD in 4 days
5.3
5.3

As someone with a strong background in 3D CAD, 3D modeling, and AutoCAD, designing a heavy-duty agricultural implement like the sub-soil ripper you need is right within my expertise. I have extensive experience working with 3D models and creating detailed fabrication drawings - exactly what you need for this project. I understand the criticality of durability for this tool, considering its intended use on varying field conditions and the forces it needs to withstand. I will ensure all design elements, from the reinforced frame to hitch geometry, meet or exceed ASAE/ISO specs without compromising on weight efficiency or strength. Moreover, I appreciate your desire for an efficient depth adjustment mechanism. My years of experience working as an interior designer involved managing and adapting spaces to meet client's needs -a skill that translates perfectly into finding elegant solutions to complex design challenges- like incorporating quick-change tines without compromising strength. In conclusion, my passion, skillset, and career achievements align perfectly with your project needs. I look forward to utilizing my proficiency in 3D CAD software such as SolidWorks or Inventor to create an accurate and visually-pleasing model that will serve as a guide throughout the manufacturing process. Timewise, I'm confident in providing initial drafts within two weeks; and final revisions promptly
$250 AUD in 3 days
3.9
3.9

With a decade of experience in 3D design and engineering, I'm confident that I can provide you the comprehensive solution you need for your agricultural subsoil ripper project. My skills in SolidWorks, AutoCAD and other relevant software will ensure the delivery of precise, detailed fabrication drawings and a 3D CAD model that matches your requirements perfectly. My extensive experience working on various design projects from machinery to structural elements will prove invaluable in creating a durable frame with necessary reinforcements built-to-last. Let me bring my knowledge, skill set, and dedicated work ethic together to be the perfect fit for your project's needs. I anticipate starting with first-pass drawings within a week and delivering the final revision within a month's timeframe given our collaborative efficiency!
$251 AUD in 1 day
3.9
3.9

Hi there ! Drawing from my extensive experience in mechanical and product design, I am keenly aware of the critical components that will ensure the success of your heavy-duty agricultural subsoil ripper. You require a tool that is not just tough and efficient, but also incredibly versatile, one that can adjust to the varying field conditions. This is where my expertise and agility with tools like SolidWorks, AutoCAD, and 3D CAD can make a substantial difference. I can assure you of a precise depth adjustment system that would comfortably cater to your changing requirements season after season without compromising on strength or functionality. Your request for an elegant mechanism to accommodate replaceable or quick-change tines speaks to my commitment to simplicity and convenience even within complex projects. With my knowledge in design for manufacture, including sheet metal fabrication and welding techniques, I ensure clarity and buildability without compromising functionality or quality. From the comprehensive 3D CAD model to the detailed fabrication drawings with precise weld symbols, plate sizes, and material grades to ensure locally feasible pricing, a finite element stress check for frame safety factor – my deliverables will give you an accurate glimpse into what goes into building your sub-soil ripper each step of the way. Let's work together on this agricultural powerhouse and turn it into reality. Thanks & regards Gaurav Sharma...
$250 AUD in 2 days
3.1
3.1

Hello, I would appreciate the opportunity to work on your heavy-duty agricultural subsoil ripper design. I have experience in mechanical design, 3D CAD modeling, fabrication drawings, and engineering documentation, and I can deliver a practical, workshop-ready design that prioritizes strength, durability, and ease of fabrication. For your project, I can provide: * Complete 3D CAD model (STEP and SolidWorks/Autodesk Inventor native files). * Detailed fabrication drawings with dimensions, weld symbols, plate thicknesses, and material specifications. * Frame designed for a Category 3 three-point hitch in accordance with ASAE/ISO standards. * Adjustable depth mechanism suitable for varying soil conditions. * Reinforced frame capable of handling heavy shock loads and buried obstacles. * Finite Element Analysis (FEA) with supporting engineering calculations to verify structural integrity and safety factor. * Complete Bill of Materials (BOM) for local steel procurement. * Optional replaceable or quick-change tine system if it can be implemented without compromising structural strength. Give me one opportunity to handle your project. I assure you that I will complete the work with full dedication, accuracy, and professionalism. I am confident that my skills and experience will meet your expectations and deliver high-quality results within the agreed timeline. I look forward to discussing your requirements and getting started.
$330 AUD in 7 days
2.9
2.9

Good Day We have experience creating fabrication ready mechanical designs with 3D CAD models detailed drawings BOM and structural analysis. The sub soil ripper will be designed for strength reliable depth adjustment and practical in house fabrication with clear documentation. Do you have a preferred number of tines or working width for the ripper Best regards Future Station
$500 AUD in 3 days
2.6
2.6

I understand you require a complete engineering design for a heavy-duty subsoil ripper, specifically for mounting to a Category 3 three-point hitch and operating with a 100-150 hp tractor for deep tillage on broad-acre farms where durability is paramount. My experience includes designing a similar tillage implement that successfully withstood the harsh conditions of commercial row cropping, reducing downtime by 20% compared to previous models. I will deliver a fully detailed CAD model and manufacturing drawings using SolidWorks, specifying materials like AR400 steel for wear components and high-strength structural steel for the reinforced frame. The design will incorporate a robust, screw-actuated depth adjustment mechanism integrated into the main frame, allowing precise, tool-free adjustments to accommodate varying soil types from heavy clay to sandy loam. What is the maximum working depth required for this subsoil ripper? Ready to start as soon as you confirm scope.
$566 AUD in 21 days
2.3
2.3

I am a Mechanical Engineer with experience in designing heavy-duty industrial equipment and welded steel structures. One of my previous agricultural projects was a hydraulic pallet shredder designed for a tractor three-point hitch. I can share sample images of this project from my portfolio. My other mechanical projects include a coal crusher driven by two 37 kW motors, coal vibrating screens, belt press systems, and floating pump stations. I also completed the structural static design and analysis of the lead-lined steel reactor door for the Akkuyu Nuclear Power Plant, requiring detailed stress verification of a heavy welded steel structure. I prepare 3D models, fabrication drawings, weldment details, and engineering documentation using SolidWorks, and perform structural verification with SolidWorks Simulation. If required, I also use ANSYS for advanced FEA.
$795 AUD in 14 days
2.4
2.4

You really put a lot of thought into this. Your approach might be favorable but wouldn't it be more effective if we designed the subsoil ripper with a reinforced frame for durability in varied soil conditions? This alternative will ensure the tool can withstand repeated shock loads and accommodate reliable depth adjustments for different seasons without compromising strength. I have further ideas and strategies to enhance the design and would love to elaborate on them, even if payment is not a concern. One quick question: What is your preferred software for the drawings? Regards, Joshua Jaime Saunders
$300 AUD in 7 days
2.0
2.0

I’m a Mechatronics Engineer with experience in mechanical design, weldments, and heavy-duty equipment development using SolidWorks. I can design a complete sub-soil ripper optimized for manufacturability, durability, and the operating conditions you described, including a reinforced frame, integrated depth adjustment, and Cat 3 hitch geometry compliant with ASAE/ISO standards. I also have experience performing structural validation with ANSYS Mechanical, allowing me to verify the frame through FEA and provide safety factor results before fabrication. The final deliverables will include the complete 3D CAD model, detailed fabrication drawings with weld symbols and material specifications, a BOM, and the engineering documentation needed for in-house manufacturing. I can also propose a robust replaceable tine system if it adds value without compromising strength. Ready to discuss the project and provide a realistic timeline once I review your requirements.
$750 AUD in 15 days
1.5
1.5

Kariong, Australia
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