CAD Pen Plotter

UUNA TEK 3.0 series serves as an enterprise-grade computer aided design plotter infrastructure that bridges the gap between digital vector assets and high-precision physical drafting. Shipped 100% preassembled, this line of high precision line drawing machines functions directly as a vector path drawing robot, delivering $\pm0.02\text{mm}$ repeat positioning accuracy for seamless 1:1 scale CAD verification.

For modern design studios, hardware should adapt to your software, not the other way around. The UUNA TEK 3.0 control architecture eliminates complex file conversions by accepting native structural vectors.

  • Plotter Compatible with AutoCAD: Directly output your precise architectural line plans, foundation layouts, and multi-layer structural cross-sections without scale compression.

  • Rhino DXF Line Plotter Capabilities: Flawlessly execute complex mathematical NURBS curves and industrial product lines with zero segment faceting.

  • Revit Blueprint Vector Output: Bring high-density BIM models, elevation panels, and building schematics onto technical paper with exact line-weight translations.

  • SVG to G-code Flatbed Drawing: Built on a robust GRBL control board plotter system, the machine effortlessly converts standard vector paths (.svg, .dxf) into optimized machine tool paths (G-code) via open-source or proprietary software pipelines.

20,000+ creators worldwide

Trusted by over 20,000 artists, designers, engineers, and educators globally who use our pen plotters for generative art, design, and creative automation workflows.

Free shipping & 1-year warranty

Every pen plotter includes free worldwide shipping and a 1-year warranty to ensure reliable performance, long-term protection, and worry-free ownership.

Beginner to industrial level systems

Our pen plotter lineup scales from beginner-friendly A4 models to professional CoreXY systems and large-format A0 machines for industrial-grade creative production.
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UUNA TEK 3.0 Series CAD Pen Plotters — Detailed Technical Specifications Matrix

Technical Category UUNA TEK 3.0 (A3) UUNA TEK 3.0 (A2) UUNA TEK 3.0 (A1) UUNA TEK 3.0 (A0) UUNA TEK 3.0 (2x1.25M) UUNA TEK 3.0 (2x2M)
🧱 Kinematics & Mechanics
Primary Classification Desktop Compact Precision Medium-Format Drafting Large-Format Engineering Full-Scale Workstation Industrial Prototyping Heavy-Duty Mega Flatbed
Target Application Mechanical Schematics & Dense Vectors Structural Layouts & Medium CAD Plans Sectional Blueprints & Elevation Panels Oversized Architectural Master Plans Packaging Diecuts & Cardboard Sampling Full-Scale 1:1 Industrial Prototyping
Effective Plotting Area 420 × 297 mm 594 × 420 mm 841 × 594 mm 1189 × 841 mm 2000 × 1250 mm 2000 × 2000 mm
Repeat Positioning Accuracy ±0.02 mm ±0.02 mm ±0.05 mm ±0.05 mm ±0.1 mm ±0.1 mm
Max X/Y/Z Motion Speed 20,000 mm/min
Base Plate Material 2mm Rigid Steel Plate 2mm Rigid Steel Plate 2mm Rigid Steel Plate 2mm Rigid Steel Plate 8mm Toughened Tempered Glass 8mm Toughened Tempered Glass
Frame Architecture Q235 Carbon Steel + Aluminum Alloy H-Frame Heavy Industrial Steel Structural H-Frame Reinforced Dual-Beam Heavy Frame Anti-Deflection Gantry Mega Frame
X-Axis Drive Mechanism Linear Guide Rail + Synchronous Belt Precision Rack & Pinion + Guide Rail Dual-Drive Sync Rack & Pinion + Rail
Y-Axis Motor Spec 42 Stepper Motor 42 Stepper Motor 42 Stepper Motor 57 Stepper Motor 57 High-Torque Stepper Motor Dual 57 Heavy-Duty Stepper Motors
Cable Protection Modular Internal Routing Nylon Silent Drag-Chain System Heavy-Duty Industrial Drag-Chain
🧠 Control & Integration
Motherboard Architecture GRBL-Based Controller Industrial-Grade GRBL Hardware
Data Command Protocol G-code (UART Protocol)
Connectivity Interface USB Type-B + Wireless WiFi + SD Card Offline USB + High-Gain WiFi + SD Card Standalone
Async Standalone Mode Yes (Supported on all variants via SD Card)
🖊️ Toolhead & Media Handling
Pen Carriage Mechanism Single Dual-Buffered Heavy-Duty Buffered Carriage Industrial Heavy-Load Z-Axis Carriage
Pen Angle Adjustment 0° – 90° Variable Adjustable Range
Max Substrate Thickness 30 mm 30 mm 30 mm 30 mm 40 mm (Modified Heavy-Duty) 40 mm (Modified Heavy-Duty)
Compatible Tools/Pens Technical Pens, Fine-Liners, Rapidographs, Ballpoints, Markers, Gel Pens, Drafting Callipers Heavy Technical Pens, Stylus Tools, Industrial Markers
💻 Software & Ecosystem
Supported Formats SVG, DXF, JPG, PNG, BMP, PDF SVG, DXF, PLT, GCODE, PDF
CAD Environment Sync AutoCAD, Rhino, Revit, SolidWorks, CorelDRAW, Illustrator, Inkscape, LightBurn AutoCAD, Rhino, SolidWorks, Packaging CAD Software Suite
OS Environment Support Windows & macOS Fully Supported (Intel & Apple Silicon Native)
⚡ Electrical & Environment
System Power Input AC 110V – 230V Universal Input Adapter
Internal Voltage DC 12V – 24V Adaptive DC 24V Industrial Dedicated Power
Rated Machine Power 20W 20W 24W 36W 60W 90W
Noise Levels < 60dB (Studio Workspace Quiet) < 65dB (Industrial Gantry Quiet)
📦 Logistical Dimensions & Deployment
Physical Machine Size 575×450×194 mm 758×580×194 mm 1018×785×205 mm 1366×1030×205 mm 2400×1650×300 mm 2400×2400×300 mm
Net Equipment Weight 11 kg 17.5 kg 32 kg 48 kg ~110 kg ~165 kg
Deployment Status 100% Preassembled Turnkey Out-of-the-Box Solution (Zero Mechanical Assembly Required)
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Frequently asked questions

Q1: Why should an architectural firm invest in a UUNA TEK 3.0 vector pen plotter instead of a standard large-format inkjet blueprint printer?

Answer: Standard large-format inkjet printers suffer from micro-scaling errors caused by roller slippage and paper thermal shrinkage, which violates strict compliance codes for 1:1 scale CAD verification. The UUNA TEK 3.0 fixes the medium securely onto a rigid flatbed, ensuring zero geometric distortion. Furthermore, by using real technical drawing pens (such as Rapidographs), it delivers razor-sharp, unbroken vector lines that do not bleed, making it the trusted standard for official design institute archives, structural engineering audits, and client presentations.
Q2: Can the UUNA TEK 3.0 handle long-duration, high-density vector drawings without losing calibration or skipping steps?

Answer: Yes, this is a major upgrade in the 3.0 industrial architecture. Consumer-grade plotters use cheap timing belts that stretch over time, causing cumulative drift during multi-hour jobs. The UUNA TEK 3.0 (especially A1, A0, and the 2M Mega formats) utilizes an industrial GRBL control board plotter framework paired with heavy-duty rack-and-pinion kinematics and custom linear guide rails. This configuration guarantees zero skipped steps and flawless line alignment, even when executing files containing hundreds of thousands of complex vector paths overnight.
Q3: How does the "SVG to G-code flatbed drawing" workflow integrate with industry-standard software like AutoCAD, Rhino, and Revit?

Answer: The integration is seamless and requires no changes to your engineering pipeline. Once your schematics are finalized in AutoCAD, Rhino, Revit, or SolidWorks, you simply export the active layout layers as a standard .dxf or .svg vector file. The UUNA TEK software reads these native path arrays, optimizes the pen-up/pen-down movement sequence to eliminate travel latency, and streams the raw G-code coordinates directly to the machine via WiFi, USB, or an SD card for autonomous execution.
Q4: How does the machine handle multi-layer vector paths that require different line weights or pen types?

Answer: The system fully supports multi-layered path mapping. In your CAD software, you organize different line structures (e.g., centerlines, hidden lines, cut vectors) into distinct colored layers. When exporting to our controller ecosystem, you can assign unique speed profiles, pen-down pressures, and pausing prompts for each layer. The dual-buffered pen holder accommodates rapid technical pen swaps (up to 17.5mm in tool width), allowing operators to execute complex, multi-weight blueprint schematics sequentially.
Q5: Is the 2x1.25M or 2x2M mega flatbed format stable enough to prevent structural sagging across such a wide span?

Answer: Absolute mechanical rigidity was our primary focus for the oversized models. Traditional metal sheets or acrylic beds flex under structural stress, ruining drawing precision. To combat this, the UUNA TEK 3.0 2X1.25M and 2X2M gantry workstations are reinforced with an ultra-stable, 8mm toughened tempered glass base plate. This heavy substrate eliminates mechanical deflection entirely, maintaining a perfectly flat plane and guaranteeing a consistent $\pm0.1\text{mm}$ error tolerance across the massive 4-square-meter working area.
Q6: Can the UUNA TEK 3.0 plot on thick, rigid substrates for packaging prototyping and industrial diecut mold tracing?

Answer: Yes. Unlike roll-fed plotters that are limited to thin paper, our flatbed architecture offers a massive 30mm physical clearance, expandable up to 40mm via factory customization. This heavy-load carriage easily accommodates rigid substrates, including corrugated cardboard, thick chipboard, gray board, and composite sheets. It is widely utilized by packaging production labs to trace 1:1 scale diecut lines, fold indicators, and box prototypes before committing to expensive mechanical tooling dies.
Q7: Our studio requires a quiet environment. What is the real-world acoustic footprint of the UUNA TEK 3.0 during peak production?

Answer: Despite its rugged industrial frame and high-torque stepper motors, the UUNA TEK 3.0 is completely office-ready. By employing replaceable self-lubricating engineering plastic racks and silent cast-aluminum guide rails, the operational noise level is strictly controlled under 60dB (slightly higher at 65dB for the dual-drive 2x2M variant). It operates quietly in the background without disrupting engineering offices, design studios, or academic research labs.
Q8: Does the machine require constant connection to a local computer network during massive plotting cycles?

Answer: No. To ensure operational stability and prevent job failures caused by computer OS crashes or network drops, the UUNA TEK 3.0 features full asynchronous offline operation. Engineers can push structural assets over secure local WiFi or load the compiled G-code files directly into a standard SD Memory Card. Once the job is initiated via the offline controller interface, the machine runs autonomously as a standalone drawing robot, freeing up workstation computers for active design tasks.
Q9: What is the real out-of-the-box setup experience? Does it require a field technician for mechanical calibration?

Answer: The UUNA TEK 3.0 series represents a true turnkey B2B solution. Unlike DIY drawing kits or complex CNC machines found on the market, our systems are 100% preassembled and factory-calibrated prior to shipping. Enclosed in heavy-duty protective industrial wooden crates to safeguard axis alignment during shipping, the machine requires zero installation. Users simply unbox, secure the system to their drafting surface, power it on, and immediately begin production.
Q10: What are the long-term maintenance requirements and wear-and-tear costs for corporate procurement?

Answer: The system is engineered on a modular, low-maintenance paradigm to minimize total cost of ownership (TCO). There are no proprietary inkjet cartidges, expensive laser tubes, or delicate printheads that clog. The only consumable parts are standard plotting pens. The structural mechanical rails utilize enclosed high-precision sliders, requiring only light wiping and generic lubrication every few months under heavy continuous 7x24 production cycles. All mechanical components (such as belts and synchronous tensioners) are modularly exposed for fast, toolless diagnostic checks and straightforward part replacement.