Overview

Our client is a world-leading industrial company that manufactures industrial tools and equipment. They were looking for a partner to take complete ownership of the electronics and mechanical design and development of a low torque screw driver for automotive assembly line use.

Our Solution

Design based on brushless DC motor

Torque range up to 1.2 nm with max torque detection

Driving and speed control through software PWM generation and proportional-integral (PI) control loop

Push-and lever-start provision

Contactless clutch detection with advanced electronic drive

Hardware based on ARM Cortex - STM32 based microcontroller

Speed detection using the hall sensors; multi-speed to cater to different tightening requirements

Built to meet 1.5 million cycle operations

Implemented controller area network based communication protocol for software update and tool parameter reading on system

Key Business Benefits

  • Completed full product development life cycle with minimal time investment from the client
  • Analyzed and performed teardowns of competitive products to develop a tool with market-leading features
  • Created product confidence by developing test fixtures and validated both the mechanical assembly and electronic hardware and software to meet client requirements and industry standards