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I’m starting from a clean slate and need a full 3-D CAD model of a large (5 cm or more) metal button trigger that will sit on a handheld paint sprayer. At this point I only have the concept in mind—no prior sketches or geometry—so I’m relying on you to shape the ergonomics, mounting features, and functional clearances that make a trigger both comfortable and durable. Here’s what I need from you: • A complete parametric model created in a mainstream CAD package (SolidWorks, Fusion 360, or similar) that I can edit later if minor tweaks are required. • Exported STEP and STL files ready for machining or rapid-prototype testing. • An exploded view or simple assembly drawing that shows how the trigger interfaces with the sprayer frame and return spring. We’ll start with a quick call where I’ll share photographs, rough dimensions, and any performance constraints such as spring force or travel distance. Once the initial model is ready, I’d like a short revision window where small ergonomic or clearance tweaks can be done before final release of files. If you have experience modelling metal parts, designing for CNC or die-casting, and you’re comfortable thinking through tolerances for a part people press thousands of times per job, let’s talk.
Project ID: 40549490
24 proposals
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24 freelancers are bidding on average ₹6,854 INR for this job

As an industrial designer with over a decade of experience, I believe I have the necessary skills and knowledge to bring your 3D CAD Sprayer Trigger Design to life. My hands-on experience with various CAD software such as SolidWorks, AutoCAD, and Fusion 360, coupled with my expertise in 3D modeling and product design, makes me the perfect fit for your project. I understand that designing a sprayer trigger requires careful consideration of ergonomics, mounting features, and functional clearances. Having dealt with similar design challenges in the past, I am adept at factoring in critical elements like spring force and travel distance, ensuring the final model is both comfortable and durable. My commitment to client satisfaction underpins every aspect of my work. Not only will I provide you with a complete parametric model in step and STL file formats ready for machining or rapid-prototype testing, but I'll also ensure you receive an exploded view or simple assembly drawing showing how the trigger interfaces with the sprayer frame and return spring. Moreover, I’m open to a revision window where we can make small ergonomic or clearance tweaks before final release. Let's collaborate towards bringing your concept to life into an amazing product!
₹7,000 INR in 7 days
6.7
6.7

Hi, I'd be happy to assist with the development of your paint sprayer trigger from concept through to a fully editable 3D CAD model. Why I'm a good fit: Mechanical Design Engineer with extensive experience in parametric CAD modeling and product development. Experienced in designing functional mechanical components from concept, even when starting with only reference photos and rough dimensions. I focus on ergonomics, proper clearances, smooth movement, and practical assembly while developing the model. I can deliver fully editable native CAD files along with STEP and STL formats for prototyping and future modifications. I provide clear assembly views to illustrate how the trigger interfaces with the sprayer body, pivot, and return spring. I am happy to refine the design during the revision stage to improve comfort, fit, or functionality based on your feedback. Our initial discussion will help me understand the available space, trigger travel, spring force, and any performance expectations so I can develop a design that meets your requirements. I look forward to discussing your project and helping bring your concept to life. Best regards, Bipin giri
₹7,000 INR in 7 days
6.3
6.3

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

Hi, I’m a Mechanical Design Engineer with 7+ years of experience in product design and CAD modeling. I can design your paint sprayer trigger from scratch based on your concept, photos, and requirements, delivering a fully parametric CAD model along with STEP, STL, and assembly files. I'll ensure the design is ergonomic, durable, and ready for prototyping or manufacturing, with revisions to fine-tune the fit and functionality. **Portfolio:** https://www.freelancer.com/u/svmjha Looking forward to discussing your project!
₹6,000 INR in 4 days
5.9
5.9

Hi! I'd be happy to help design your trigger from scratch. I have experience creating parametric CAD models with manufacturing considerations, including ergonomics, clearances, and tolerances. You'll receive editable source files along with STEP, STL, and an assembly/exploded view after revisions. Before we begin, could you please confirm: Which CAD software do you prefer (SolidWorks or Fusion 360)? Can you share the sprayer photos, approximate dimensions, and target trigger travel/spring force? Will the final part be CNC machined, die-cast, or 3D printed for the first prototype?
₹5,000 INR in 1 day
5.6
5.6

Hi, I’m Mohamed Safwat Elmansy, a Mechanical Design & Production Engineer experienced in SolidWorks, mechanism design, and CNC-ready product development. I can develop the trigger from concept to a production-ready parametric model, optimized for ergonomics, durability, and manufacturing. Feel free to open chat and share the concept details.
₹7,000 INR in 7 days
4.7
4.7

Hello, I am a senior mechanical engineer and CAD designer with over 20 years of experience in product development, mechanical parts, metal components, prototyping, and manufacturing-oriented design. I can help you design a complete 3D CAD model of the metal sprayer trigger from scratch, based on your photos, rough dimensions, ergonomic requirements, spring force, travel distance, and mounting constraints. My work will focus not only on the external shape, but also on functionality, comfort, durability, clearances, manufacturability, and proper interaction with the sprayer frame and return spring. For this project, I can provide: - Parametric CAD model in SolidWorks, Inventor, Fusion 360, or similar - STEP and STL files for machining or prototype testing - Exploded view or simple assembly drawing - Design adjustments for ergonomics, tolerances, and functional clearances - Clean, editable files for future modifications I have experience designing metal parts for machining, sheet metal, casting, 3D printing, and real manufacturing processes, so I can create a practical and production-aware design. I would be glad to review your references and start with a solid concept before moving into the final CAD model. Best regards, Felipe
₹10,000 INR in 7 days
3.7
3.7

Hi there ! With over a 7 years of experience, I have mastered the art of creating intricate, functional designs which is exactly what your project demands. Having worked extensively on both metal parts and design for CNC, I understand the significance of accurate tolerances to ensure long-term durability and comfortable use. My design philosophy aligns perfectly with your requirement. I am meticulous about incorporating lean design and design for assembly principles into my work to ultimately enable cost-effective manufacturing while not compromising on ergonomics, quality or performance. Proficient in SolidWorks, Fusion 360 and other mainstream CAD software you mentioned, I assure you a top-tier parametric model designed specifically for your painting sprayer trigger. With my job optimization skills, I can even provide you with alternatives to optimize material usage during CNC machining or die-casting phase. Let's set up that call and breathe life into this project! Thanks & regards Gaurav Sharma....
₹1,500 INR in 2 days
3.1
3.1

A trigger pressed thousands of times per job lives or dies on fatigue tolerance and ergonomic travel distance, which means the mounting geometry has to be designed around hand mechanics from the very first sketch, not added afterward. I understand this is a clean slate concept, no prior sketches exist, so the ergonomics, mounting features, and clearances are mine to shape based on your input during the kickoff call. My approach: 1. Start with a quick call to capture photographs, rough dimensions, spring force, and travel distance constraints 2. Develop the parametric model in Fusion 360, fully editable for future tweaks 3. Design mounting features and clearances with CNC and die-casting manufacturability in mind 4. Produce an exploded view showing the trigger interface with the sprayer frame and return spring 5. Export STEP and STL files ready for machining or rapid prototype testing To be transparent, my CNC and die-casting tolerance experience is at the design intent level rather than production floor validation, so I would recommend a final tolerance review with your manufacturer before mass production, though the model itself will be built with manufacturability in mind from the start. I am happy to join the initial call and share an early concept sketch before the bid closes.
₹6,000 INR in 5 days
2.8
2.8

Hello, I’d love to help design your **3D CAD sprayer trigger**. I have experience in mechanical product design using **SolidWorks, Fusion 360, Siemens NX, CATIA, and KeyShot**, creating precise, manufacturable components optimized for injection molding and assembly. I can develop a detailed 3D CAD model with functional mechanisms, assembly design, production-ready drawings, and realistic renders in **STEP, IGES, STL, and native CAD formats**. **I’m ready to start immediately if you reply now.** Please share your specifications, dimensions, or reference images, and I’ll get started right away. Thanks and regards, Diksha L
₹12,000 INR in 3 days
1.9
1.9

Hi there, I am confident in transforming your concept into a precise, ergonomic 3D CAD model suitable for manufacturing. With extensive experience in 3D design using Fusion 360 and Solidworks, I excel at creating detailed, parametric models, perfect for modifications and testing. My approach ensures that the trigger not only fits your ergonomic demands but also adheres to tolerance considerations for durability across high-use scenarios. I will provide you with STEP and STL files along with an exploded view for better assembly understanding. Let's start with your initial sketches and specifications; I can deliver the first draft swiftly, allowing for ergonomic fine-tuning within your revision period. I aim to make this process seamless and aligned with your expectations. Looking forward to collaborating on a functional and durable trigger design. What specific ergonomic features or user-handling considerations are essential for the trigger design? Thanks, Rahul
₹1,500 INR in 1 day
1.7
1.7

Hi sir I am experienced Product Designer specializing in mechanical parts and product design with strong expertise in 2D drafting, 3D modeling, and engineering drawings. Skilled in creating accurate, manufacturable designs while maintaining quality standards. Proficient in CAD software, problem-solving, and design optimization, delivering efficient and innovative engineering solutions for diverse projects. Experience types : Plastic part design & Sheet metal part , 3D modeling , Part design , Reverse engineering on Stl data , Vertical semi injection mold design , Critical electrode design , Basic surface modeling , Complete mold drawings & Part drawings , EDM machining drawings , Product renderings. Benefits of working with me:✔️ No compromise on quality: Perfection in every task.✔️ Punctuality: Completing projects on time.✔️ Open Communication: Keeping you updated throughout the project regards H.s
₹1,500 INR in 1 day
1.5
1.5

Hello, I have experience creating detailed 3D CAD models and technical 2D drawings using Fusion 360. I design parts and assemblies with attention to functionality, manufacturability, and accuracy, preparing files for prototyping and production. I pay close attention to details and maintain clear communication throughout the project. I would be happy to discuss your requirements and help find the best solution for your project. Best regard
₹7,000 INR in 7 days
0.0
0.0

Ergonomics First: I understand that for handheld tools, the "feel" of the trigger dictates the user's perception of product quality. I focus heavily on finger curvature, edge radiuses, and leverage. Design for Manufacturing (DFM): I don’t just design pretty shapes; I design parts that can actually be manufactured in metal without unnecessary tooling costs. Clear Communication: I will keep you updated with cross-sectional views and screenshots to ensure the mounting scheme aligns perfectly with your vision before finalizing the geometry.
₹7,000 INR in 7 days
0.0
0.0

Hello, This is exactly the kind of mechanical product design project I enjoy working on. I specialize in creating fully parametric CAD models in Fusion 360 with a strong focus on ergonomics, manufacturability, and real-world functionality. Rather than simply modeling a concept, I design parts that are comfortable to use, durable, and ready for prototyping and production. For your trigger, I can provide: Fully editable parametric CAD model STEP, STL, and native Fusion 360 files Exploded assembly view showing the trigger, spring, and mounting interface Design optimized for CNC machining or die-casting Proper clearances, tolerances, and ergonomic shaping Fast revisions to refine the design before final delivery Feel free to message me with your photos, dimensions, and performance requirements before awarding the project. I'll review everything, discuss the best design approach with you, and ensure we're aligned before moving into the detailed CAD work. I pay close attention to every detail—from ergonomics and trigger travel to durability and manufacturing considerations—to deliver a professional, production-ready design. I'm ready to start immediately and look forward to helping bring your concept to life. I would also like to mention as this is my new account, It would really help as you would be my first client. Best regards, Vidur
₹5,000 INR in 1 day
0.0
0.0

Let's discuss so that we can help you get expected results. I understood your requirement but before moving forward, need inputs
₹15,000 INR in 8 days
0.0
0.0

As an experienced 3D CAD designer with proficiency in mainstream software like SolidWorks, I'm confident in my ability to bring your vision of the sprayer trigger to life. My profile speaks for itself when it comes to 3D modeling and design, making me well-equipped to tackle this project. I have an eye for detail and a strong understanding of ergonomic principles, which will enable me not only to create a functional design but also one that is comfortable for the user. Additionally, my experience in designing parts for CNC and die-casting operations aligns perfectly with your project requirements. I understand the importance of considering tolerances and durability when designing a part that will be used repeatedly like in your sprayer trigger. I can assure you that the model I deliver will be manufactured-ready without compromising on functional clearances or any other crucial aspect. Lastly, I strongly believe in an iterative design process where collaboration and constant communication with the client are key. My approach aligns perfectly with yours: starting with a thorough comprehension of your concept, dimensions, and constraints before providing you with the initial model for revision if needed. With me on board, you'll have both a talented designer and a reliable partner committed to delivering a truly exceptional product. Let's create something amazing together!
₹4,500 INR in 3 days
0.0
0.0

Dear Client, With 12 years of experience as a Chief Mechanical Design Engineer specializing in consumer products and industrial equipment, I am highly qualified to transform your paint sprayer trigger concept into a fully realized, ergonomic, and durable 3D model. I excel at "clean slate" development and will bridge the gap between your vision and a production-ready asset: Ergonomics & Kinematics: I will design the large metal button trigger (5 cm+) with a heavy focus on handheld comfort, finger placement, and tactile feedback. I will engineer the precise functional clearances, travel distance, and anti-wobble geometry required to handle the return spring force reliably over high cycles. Fully Parametric SolidWorks Design: I will build a clean, editable, and feature-based model in SolidWorks. This ensures that the assembly is fully parametric, allowing you or your team to easily make minor tweaks in the future. Complete Engineering Deliverables: You will receive the native SolidWorks source files, universal STEP/STL files optimized for rapid prototyping or CNC machining, and detailed assembly/exploded views showing the precise interface with the sprayer frame and spring. I am fully available for our initial call to review your photographs and performance constraints, and I welcome the iterative revision window to perfect the clearances. Sincerely, Ouali A.
₹6,500 INR in 3 days
0.1
0.1

Dear Hiring Manager, For your project, I can: • Develop a complete parametric 3D CAD model of the metal trigger from the ground up based on your concept, photographs, dimensions, and performance requirements. • Design ergonomic trigger geometry for comfortable repeated use while considering durability and manufacturability. • Incorporate mounting features, pivot locations, spring interfaces, and necessary functional clearances. • Apply appropriate tolerances suitable for CNC machining, prototyping, or future die-casting considerations. • Deliver fully editable CAD files along with STEP and STL exports for manufacturing and prototype testing. • Prepare an exploded view and assembly drawing illustrating the trigger, return spring, and interface with the sprayer frame. • Provide a revision period for ergonomic refinements and clearance adjustments before final file release. I would be happy to join a brief call to review your photographs, dimensions, and design requirements and then proceed with the initial concept development. I look forward to discussing the project with you. Best regards, Gobinda Saha Mechanical Engineer | SolidWorks CAD Designer 3D Modeling • Product Design • Manufacturing Drawings • Sheet Metal Design
₹7,000 INR in 7 days
0.0
0.0

I also designed some products which are replacement for damaged products I worked lot on clearance and springs I design my own products in fusion 360 and print them in my own 3D Printer
₹3,000 INR in 3 days
0.0
0.0

Chennai, India
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