Engineering Notes by Oriental Motor

Welcome to Oriental Motor's "Engineering Notes" Blog:

Products and technology are only valuable when coupled with skilled people and services to support them. Since 1978, ORIENTAL MOTOR U.S.A. CORP. has been building a service and support system to better serve customers. It is our goal to provide the best product and service from the design phase, through the sale and beyond.

Our blog will feature:

  • Introduction to new products and technologies
  • Motion control basics and application examples
  • Tips for motor selection, programming, and troubleshooting

 

Better Motor Alternatives for Variable Speed Pumps

Posted by Johann Tang on May 6, 2019 8:03:26 PM

What motors do you use for pumps?  For variable speed pump applications that typically use 3-phase AC induction motors with variable frequency drives (VFDs), there is another type of motor that can transfer fluids more consistently and help reduce footprint.

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Topics: AC Motors, Speed Control, VIDEOS, BLDC Motors, Pumps, Application Examples

Simple Method to Limit Motor Operation Range for Robotics Safety

Posted by Johann Tang on Apr 1, 2019 2:09:05 PM

In the world of industrial robotics, there are several types of robots typically offering multiple axes of motion for tasks such as parts assembly, material handling, or pick and place operations.  These include articulated robots, cartesian/gantry robots, SCARA robots, and Delta robots.  Variations of end effectors such as grippers, welders or part rotators can be mounted on the end of the arm to perform different tasks.  Depending on number of axes or load capacity, costs can easily add up.  Limiting the operation range for these robotic axes of motion is an easy way to prevent costly problems or safety issues later.

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Topics: Stepper Motors, Robotics, Absolute Positioning, Alphastep Hybrid Control, VIDEOS, Software, Application Examples

Introduction to the MEXE02 Universal Motion Control Support Software

Posted by Johann Tang on Mar 12, 2019 7:30:00 AM

The MEXE02 support software is a universal motion control and monitor software used with multiple products from Oriental Motor, such as the AZ Series, RK2 Series, BLE2 Series, and BX2 Series.  This article is useful for first-time users to gain a quick understanding of the software and what it can do.

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Topics: Stepper Motors, Linear & Rotary Actuators, Speed Control, VIDEOS, BLDC Motors, Software, Servo Motors

Torque Limit Application Example - Bottle Capping with BLDC Motors (VIDEO)

Posted by Johann Tang on Feb 15, 2019 1:00:00 PM

For applications where torque needs to be limited, an external mechanical torque limiter is typically required in addition to the motor system.  When the torque exceeds the limit, the torque limiter will either decouple the load or limit the torque by slipping.  An electric motor system's built-in torque limit function can simplify machine designs by eliminating this extra component.

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Topics: Torque Limit (Push Motion, Tension Control), Speed Control, VIDEOS, Capping, BLDC Motors, Application Examples

Flexible Mounting Options for Compact Stepper Motor Drivers

Posted by Johann Tang on Feb 1, 2019 11:00:00 AM

A driver is a must-have for any stepper motor.  In a stepper motor system, a driver controls how the motor operates based on signals received from the controller.  It is responsible for sending current through various phases in a stepper motor and also regulates the motor current (torque) and step resolution.  With recent trends of minimizing machine footprint, finding space to install drivers could be challenging.

Standard Stepper Motor System Configuration

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Topics: Stepper Motors, VIDEOS, Application Examples

Improve Gripping Operation with Multiple Torque Limit Settings

Posted by Johann Tang on Jan 15, 2019 1:00:00 PM

Robotic grippers are typically used to grip parts for transport.  The driving force behind a gripper can be pneumatic, hydraulic, or electric.  Which type is best for gripping?

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Topics: Torque Limit (Push Motion, Tension Control), Robotics, Speed Control, VIDEOS, BLDC Motors, Application Examples

Wrap Function: Simplified Position Control for Rotary Indexing in Absolute Coordinates

Posted by Johann Tang on Jan 4, 2019 7:56:17 PM

With recent trends focusing on improving engineering efficiency, many products have been developed to specifically help shorten design cycles for machine automation.  Part of improving efficiency is making products easier to use, so additional time and resources can be spent elsewhere.  This post describes a product feature that can make index table applications less complex to manage.

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Topics: Stepper Motors, Absolute Positioning, Linear & Rotary Actuators, VIDEOS, Software, Application Examples

Improve Performance Further with 3 Advanced Stepper Motor Driver Features

Posted by Johann Tang on Dec 1, 2018 12:00:00 PM

There are many stepper motor manufacturers in the market place, but there are even more stepper motor driver manufacturers.  The crowded market place provides many standard product options for customers to build their motion control system just the way they like it. 

However, if the best possible performance is desired, it would be difficult to beat a tested combination of a specific motor and driver from the same manufacturer.  By combining R&D knowledge from both motors and drivers, unique product features can be developed to improve performance further.  

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Topics: Stepper Motors, Smooth Drive, VIDEOS

Choosing the Right Type of Stepper Motor for Your Application

Posted by Johann Tang on Nov 12, 2018 8:30:00 AM

Stepper motors are popular for their ability to stop accurately as well as their ease of use.  Both the amount of rotation and the speed are controlled easily with the same digital square wave pulse signal.  Unlike servo motors, stepper motors do not need an encoder to operate.  Example applications of stepper motors are CNC machines, index tables, robotics, scanners, and more recently, 3D printers.

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Topics: Stepper Motors, Motor Sizing, VIDEOS, Application Examples

Smart System Performs Reciprocating Motion & Force Sensing Without a PLC or External Sensors

Posted by Johann Tang on Oct 30, 2018 1:38:20 PM

Automation is great for repetitive tasks, such as test fixtures for a process that has to repeated.  In this post, we will explain how to perform a reciprocating motion (back and forth cycles) with a product that does not require a PLC or external presence sensors, which can help speed up design cycles.

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Topics: Torque Limit (Push Motion, Tension Control), Absolute Positioning, Alphastep Hybrid Control, Linear & Rotary Actuators, VIDEOS, Software, Application Examples