Robotics CAD Models

Browse robotics CAD models for arms, grippers, frames and automation assemblies. Preview online and download files for prototyping and production.

Browse by part & function

The axis engineers actually search on — pick a part type to filter the catalog.

See all parts

Build kits

Curated systems with verified mating parts — download the whole assembly at once.

All collections
CONSUMER ELECTRONICS

iPhone Accessory & Case Design Kit

A practical iPhone accessory cluster for designing cases, charging stands, holders and fit-checking around real phone geometry.

6 partspairs verified
DRONES / UAV

250 mm FPV Drone Build Kit

A complete FPV quad build cluster covering frame, propulsion, camera, control electronics, battery housing and mounting hardware.

7 partspairs verified
MOTION CONTROL

NEMA 17 Motion / Linear Actuator Kit

A motion-control cluster around a NEMA 17 stepper, bracket, coupler, GT2 belt, pulley, bearing and driver.

5 partspairs verified
HARDWARE

Metric Fasteners & Threaded Hardware Pack

A reusable ISO/metric fastener library cluster with screws, nuts, washers, inserts, standoffs and bolt assemblies.

2 partspairs verified
3D PRINTING

3D Printer Motion & Extruder Upgrade Kit

A 3D-printer upgrade cluster combining hotend parts, filament handling, stepper drive and motion hardware.

7 partspairs verified
ELECTRONICS PROTOTYPING

Arduino / ESP32 Prototyping Kit

A maker electronics cluster with Arduino, ESP32, breadboard, shield, servo, battery holder and enclosure.

7 partspairs verified
ROBOTICS

Robotic Arm + Gripper Kit

A robotic manipulator cluster with 6-DOF arm, gripper, wrist, servo mounts, actuator and linear guide components.

7 partspairs verified
CNC MACHINING

CNC Workholding & Tooling Kit

A CNC machining cluster covering table, clamping, vise, chuck, collet holder, spindle and ball-screw motion.

6 partspairs verified
HVAC / DUCTING

HVAC Ventilation Duct Assembly Kit

A ventilation product cluster with grille, damper, duct adapter, fan, filter, flange and duct clamp.

6 partspairs verified
FLUID POWER

Hydraulic / Pneumatic Pump & Valve Manifold Kit

A fluid-power cluster combining pump, valves, pressure gauge, manifold block, pipe and coupling parts.

8 partspairs verified
MOBILE ROBOTICS

RC / Line-Follower Robot Chassis Kit

A small mobile-robot cluster with chassis, wheels, hubs, motors, motor mounts, controller, battery holder and damper.

9 partspairs verified
WORKSPACE ACCESSORIES

Desk Cable + Phone Stand Workstation Kit

A desk-organization product cluster combining cable routing, phone holders, headphone stands and laptop/iMac stands.

7 partspairs verified
CAMERA / IMAGING RIGS

Camera Gimbal & Mount Rig Kit

A camera-rig cluster with gimbal, camera modules, tripod, tilt head, GoPro mount and camera bracket parts.

5 partspairs verified
1581 models2D drawings
Sort by:
Free
Line Detector - Line Follower | 3D Engineering Design File
ROBOTICS · LINE DETECTOR

Line Detector - Line Follower | 3D Engineering Design File

.STEP
Free
3 Axis Cartesian Robot - Downloadable CAD Representation
ROBOTICS · 3 AXIS CARTESIAN ROBOT

3 Axis Cartesian Robot - Downloadable CAD Representation

.STEP
Free
Fanuc Lr Mate 200Id/4S - Downloadable CAD Representation
ROBOTICS · FANUC LR MATE 200ID/4S

Fanuc Lr Mate 200Id/4S - Downloadable CAD Representation

.STEP
Free
Robotic Arm - Complete | 3D Engineering Design File
ROBOTICS · ROBOTIC ARM

Robotic Arm - Complete | 3D Engineering Design File

.STEP

Need a CAD file that is not in the library?

Share your requirement and Marathon OS will match you with a vetted CAD designer for production-ready CAD files, edits and manufacturing documentation.

Get it Built
500+Projects Done
24 hrResponse
15+CAD Tools
Free
Roda Mecanum Robotic - Downloadable CAD Representation
ROBOTICS · RODA MECANUM

Roda Mecanum Robotic - Downloadable CAD Representation

.STEP
Free
M2X10A Motor Driver 10A Tb6612Fng - Downloadable CAD Representation
ROBOTICS · M2X10A

M2X10A Motor Driver 10A Tb6612Fng - Downloadable CAD Representation

.STEP
Free
Agv For College Project | High-Quality CAD Model
ROBOTICS · AGV

Agv For College Project | High-Quality CAD Model

.STEP
Free
Differential Drive Robot | 3D Engineering Design File
ROBOTICS · DIFFERENTIAL DRIVE ROBOT

Differential Drive Robot | 3D Engineering Design File

.STEP
Free
2025 Team 3648 Competition Bot - Downloadable CAD Representation
ROBOTICS · 2025 TEAM 3648 COMPETITION BOT

2025 Team 3648 Competition Bot - Downloadable CAD Representation

.STEP
Free
Frc Team 281 2025 V1 | High-Quality CAD Model
ROBOTICS · FRC TEAM 281 2025 V1

Frc Team 281 2025 V1 | High-Quality CAD Model

.STEP
Free
3D Printed Arduino Servo Platform With Robotic Arm | 3D Engineering Design File
ROBOTICS · ARDUINO

3D Printed Arduino Servo Platform With Robotic Arm | 3D Engineering Design File

.STEP
Free
Industrial Robot - Standard Mechanical Component
ROBOTICS · INDUSTRIAL ROBOT

Industrial Robot - Standard Mechanical Component

.STEP
Free
Backup Off Servomotor-Mg90S - Standard Mechanical Component
ROBOTICS · SERVOMOTOR

Backup Off Servomotor-Mg90S - Standard Mechanical Component

.STEP
Free
Drone | 3D Engineering Design File
ROBOTICS · DRONE

Drone | 3D Engineering Design File

.STEP
Free
Autosumo Bot - Standard Mechanical Component
ROBOTICS · AUTOSUMO BOT

Autosumo Bot - Standard Mechanical Component

.STEP
Free
Hexacanum Ftc Drivetrain - Downloadable CAD Representation
ROBOTICS · HEXACANUM

Hexacanum Ftc Drivetrain - Downloadable CAD Representation

.STEP
Free
Under Water Robot - Standard Mechanical Component
ROBOTICS · UNDER WATER ROBOT

Under Water Robot - Standard Mechanical Component

.STEP
Free
Frc 2025 Reefscape 8058 Robot - Downloadable CAD Representation
ROBOTICS · FRC2025

Frc 2025 Reefscape 8058 Robot - Downloadable CAD Representation

.STEP
Free
Spektrum Firma 2-1 2300Kv Inrunner Bldc Motor | High-Quality CAD Model
ROBOTICS · SPEKTRUM FIRMA 2-1

Spektrum Firma 2-1 2300Kv Inrunner Bldc Motor | High-Quality CAD Model

.STEP
Free
Pick And Place | High-Quality CAD Model
ROBOTICS · PICK AND PLACE

Pick And Place | High-Quality CAD Model

.STEP
Free
Picking Up Mechanism For Servo - Downloadable CAD Representation
ROBOTICS · PICKING UP MECHANISM

Picking Up Mechanism For Servo - Downloadable CAD Representation

.STEP
Free
3D Printable Chassis & Body For Line Follower/Maze Solving Robot | High-Quality CAD Model
ROBOTICS · LINE FOLLOWER ROBOT

3D Printable Chassis & Body For Line Follower/Maze Solving Robot | High-Quality CAD Model

.STEP