3D Model
Smartalock - Electromechanical Locker Systems
system. This involves: • A functioning lock-and-latch mechanism • Determining the correct external connectors and powering methods for components • Interface kiosk and card reader • Prototyping and testing
3D Model
1U Rack
takes up 1 RU of space. The front pane includes a power button with a ring LED, vent holes, USB connectors, LCD screen, knurled knob, and 3x indicator LEDs. The front panel and mounting ears are painted
Job
Electrical Engineer — Wiring Diagrams & Harness Docs for 3-Box Outdoor Sensor Node
experience producing build-ready wiring + harness documentation for real hardware (low-voltage DC, connectors, grounding/shielding basics).
3D Model
PCB mounted 2d drawing and 3d model using solidworks
Modeling Create detailed 3D models of PCBs with mounted components such as resistors, capacitors, ICs, connectors, and heat sinks. Include housing designs to integrate PCBs into enclosures or systems. 2D PCB Layout
Designer
KainChen
Expert Senior Stamping Die Designer | Progressive Dies & Single Punch Dies | 3D Modeling Specialist
through to final assembly. I have extensive project experience in automotive parts, electronic connectors, and hardware products. I am detail-oriented, responsive, and communicate clearly with international
Service
I will design 3D printable mechanical parts, mounts, and adapters
wall or desk mounts, motor mounts, PCB/sensor holders, tripod or light stands
• Adapters: pipe connectors, lens adapters, fan duct adapters, screw converters, electronic board adapters
• Practical tools:
3D Model
Arduino_enclosure
interlocking ribs. 3. Internal structure for PCB support and component clearance. 4. Openings for connectors, buttons, and ventilation. Current Status & Note: This is a pre-DFM (Design for Manufacturing)
Job
review of my schematic
pull-up/pull-down resistors)
Component selection and compatibility (ICs, passive components, connectors)
Potential reliability and manufacturability issues
Any violations of standard PCB design
Service
I make hardware prototyping, schematics, PCB circuit design, ESP32, Arduino & STM32
STM32, ATmega), power supply circuit, battery management and charging circuit, sensors, actuators, connectors, antenna, and other RF components.
What I Offer:
- Complete PCB Design using KiCAD or EasyEDA
3D Model
PMA controller
strategies to reduce radiated and conducted noise -Modular & user-friendly design: Included clear connectors, test points, and simplified component footprints to streamline assembly and servicing -3D rendered