{"id":2136,"date":"2023-12-21T00:01:21","date_gmt":"2023-12-20T16:01:21","guid":{"rendered":"https:\/\/assunmotor.com\/blog\/?p=2136"},"modified":"2024-04-29T15:18:54","modified_gmt":"2024-04-29T07:18:54","slug":"servo-motor","status":"publish","type":"post","link":"https:\/\/assunmotor.com\/blog\/servo-motor\/","title":{"rendered":"What is a Servo Motor and How Does it Work?"},"content":{"rendered":"[vc_row][vc_column][vc_column_text]A servo motor is a kind of electric motor that is able to rotate or move with a definite location, speed, or torque according to an input signal from a controller.<\/p>\n<p>Assun Motor has been manufacturing DC servo motors since 2003. They are the coreless and brushless type, meant for high-precision motion for industries like medical equipment, medical imaging,\u00a0 telecommunications equipment, CNC machining, aerospace, mining, nanotechnology, etc. Do contact us using the button below to find out more.[\/vc_column_text][vc_empty_space height=&#8221;30px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_btn title=&#8221;Check out Assun Motor&#8217;s Range of Servo Motors.&#8221; color=&#8221;danger&#8221; size=&#8221;lg&#8221; align=&#8221;center&#8221; css_animation=&#8221;bounceInUp&#8221; link=&#8221;url:https%3A%2F%2Fassunmotor.com%2Fonline-shop%2Fservo-motor&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;30px&#8221;][vc_column_text]<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_62 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#Working_Principles_of_a_Servo_Motor\" title=\"Working Principles of a Servo Motor\">Working Principles of a Servo Motor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#Servo_Motor_Control\" title=\"Servo Motor Control\">Servo Motor Control<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#Types_of_Servo_Motors\" title=\"Types of Servo Motors\">Types of Servo Motors<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#Applications_of_Servo_Motors\" title=\"Applications of Servo Motors\">Applications of Servo Motors<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#Coreless_DC_Motor_Types\" title=\"Coreless DC Motor Types\">Coreless DC Motor Types<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#The_History_of_Coreless_DC_Motor\" title=\"The History of Coreless DC Motor\">The History of Coreless DC Motor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#Advantages_and_Disadvantages_of_a_Coreless_Motor\" title=\"Advantages and Disadvantages of a Coreless Motor\">Advantages and Disadvantages of a Coreless Motor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#Pros_Cons_Summary_of_Coreless_Motor\" title=\"Pros &amp; Cons (Summary) of Coreless Motor\">Pros &amp; Cons (Summary) of Coreless Motor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/assunmotor.com\/blog\/servo-motor\/#The_Many_Applications_of_Coreless_Motors\" title=\"The Many Applications of Coreless Motors\">The Many Applications of Coreless Motors<\/a><\/li><\/ul><\/nav><\/div>\n[\/vc_column_text][vc_empty_space height=&#8221;30px&#8221;][vc_column_text]\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Working_Principles_of_a_Servo_Motor\"><\/span><strong>Working Principles of a Servo Motor<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The important parts of a servo motor are the DC motor, gear system, position sensor, and controller.<\/p>\n<ul>\n<li>The DC motor is connected with a gear mechanism which gives a feedback signal to a position sensor.<\/li>\n<li><i>The output of the motor is fed to the servo arm from the gearbox.<\/i><\/li>\n<li>The position of the potentiometer is changed with respect to the position of the motor.<\/li>\n<li><em>A change in resistance makes an equal change in voltage from the potentiometer. The pulse width modulated signal is fed through the control wire.<\/em><\/li>\n<li>Pulse width is transformed into an equal voltage that is compared with that of the signal from the potentiometer in an error amplifier. See &#8220;block diagram of a servo motor&#8221; below.<\/li>\n<li><em>The difference signal is amplified and provided to the DC motor. So, the signal applied to the DC servo motor is a damping wave.<\/em><\/li>\n<li>If the difference between the expected position of the pulse train and the present position is big, the motor moves fast. If the difference is less, the motor moves slowly.<\/li>\n<li><em> The required pulse train for regulating the servo motor can be generated by a timer IC such as\u00a0<a href=\"https:\/\/www.engineersgarage.com\/content\/ic-555\" target=\"_blank\" rel=\"noopener\">555 <\/a>or a\u00a0<a href=\"https:\/\/www.engineersgarage.com\/microcontroller\" target=\"_blank\" rel=\"noopener\">microcontroller <\/a>to generate the required waveform. <\/em><\/li>\n<\/ul>\n[\/vc_column_text][vc_empty_space height=&#8221;30px&#8221;][vc_column_text]\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-4546\" src=\"https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/simple-block-diagram-showing-diffrent-funtions-servo-motor-1-1024x501.png\" alt=\"simple block diagram showing diffrent funtions servo motor\" width=\"940\" height=\"460\" srcset=\"https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/simple-block-diagram-showing-diffrent-funtions-servo-motor-1-1024x501.png 1024w, https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/simple-block-diagram-showing-diffrent-funtions-servo-motor-1-300x147.png 300w, https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/simple-block-diagram-showing-diffrent-funtions-servo-motor-1-768x376.png 768w, https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/simple-block-diagram-showing-diffrent-funtions-servo-motor-1-1536x752.png 1536w, https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/simple-block-diagram-showing-diffrent-funtions-servo-motor-1-2048x1003.png 2048w, https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/simple-block-diagram-showing-diffrent-funtions-servo-motor-1-750x367.png 750w, https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/simple-block-diagram-showing-diffrent-funtions-servo-motor-1-1140x558.png 1140w\" sizes=\"auto, (max-width: 940px) 100vw, 940px\" \/><\/p>\n<p style=\"text-align: center;\"><em>Fig.1: Block diagram of a servo system<\/em><\/p>\n[\/vc_column_text][vc_empty_space height=&#8221;30px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Servo_Motor_Control\"><\/span><strong>Servo Motor Control<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The control of a servo motor is dependent on the type of motor, feedback method, and application requirements.<\/p>\n<p>Analog Signal: Analog signals are usually applied to simple or low-cost servo system that does not require high precision. For example, a potentiometer can be used to produce an analog control signal for a servo motor.<\/p>\n<p>Digital Signal: Digital control signals are discrete pulses or bits which are represented in a coded form. These are usually applied to complex or high-performance servo systems that require high accuracy, resolution, or communication. For example, a pulse-width modulation (PWM) signal can be applied to generate a digital control signal for a brushless DC servo motor.<\/p>\n<p>Controller: The controller of a servo motor can be an external device or an integrated circuit. The controller receives the control signal from an external source and the feedback signal from the sensor and generates the appropriate control signal for driving the motor.[\/vc_column_text][vc_empty_space height=&#8221;30px&#8221;][vc_column_text]\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4547\" src=\"https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/Settling-time-Position-graphics-for-motor-The-graphs-of-the-control-signals-U-for-the.png\" alt=\"Settling time Position graphics for motor The graphs of the control signals U for the\" width=\"683\" height=\"411\" srcset=\"https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/Settling-time-Position-graphics-for-motor-The-graphs-of-the-control-signals-U-for-the.png 683w, https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/Settling-time-Position-graphics-for-motor-The-graphs-of-the-control-signals-U-for-the-300x181.png 300w\" sizes=\"auto, (max-width: 683px) 100vw, 683px\" \/><\/p>\n<p style=\"text-align: center;\"><em>Fig. 2: Different parts of servo motor<\/em><\/p>\n[\/vc_column_text][vc_empty_space height=&#8221;30px&#8221;][vc_column_text]The servo motor can be moved to an expected angular position by sending pulse width modulated (PWM) signals on the control wire. A pulse of width from 1 millisecond to 2 milliseconds in a repeated time frame is sent to the servo for around 50 times in a second. The width of the pulse determines the angular position.<\/p>\n<p>For example, a pulse of 1 millisecond shifts the servo towards 0\u00b0 and 2 milliseconds wide pulse would take it to 180\u00b0. A pulse of width 1.5 milliseconds will move the servo to 90\u00b0.<\/p>\n<p>A train of such pulses (50 in one second) requires to be passed to the servo to get an angular position. Once the servo receives a pulse, it can attain the corresponding angular position for the next 20 milliseconds. So a pulse in every 20 millisecond time frame must be fed to the servo.[\/vc_column_text][vc_empty_space height=&#8221;30px&#8221;][vc_column_text]\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-4549\" src=\"https:\/\/assunmotor.com\/blog\/wp-content\/uploads\/diagram-showing-angular-rotaion-servo-motor-using-pwm-wave-1-1024x682.png\" alt=\"diagram showing angular rotaion servo motor using pwm wave\" width=\"940\" height=\"626\" \/><\/p>\n<p style=\"text-align: center;\"><em>Fig. 3: Diagram showing angular rotation of a servo motor using PWM Wave.<\/em><\/p>\n[\/vc_column_text][vc_empty_space height=&#8221;30px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Types_of_Servo_Motors\"><\/span>Types of Servo Motors<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u25cf <strong>AC Servo Motor<\/strong>: AC Servo Motor is a kind of electric motor that is operated by alternating current (AC). It can be of two types such as synchronous and asynchronous.<\/p>\n<p>\u25cf <strong>Synchronous AC Servo Motor<\/strong>: Synchronous AC Servo Motor is more effective, accurate, and responsive than asynchronous motor, but it has a more complicated controller and a position sensor.<\/p>\n<p>\u25cf <strong>Asynchronous AC Servo Motor<\/strong>: Asynchronous AC Servo Motor is simpler, cheaper, and more rugged than synchronous motor, but it has lower efficiency, preciseness, and speed.<\/p>\n<p>\u25cf <strong>DC Servo Motor<\/strong>: DC Servo Motor is operated by Direct Current (DC). DC servo motor can be of two types, such as brushed and brushless.<\/p>\n<p>\u25cf <strong>Brushed DC Servo Motor<\/strong>: Brushed DC Servo Motor is simple, inexpensive, and easy to control, but it has lower efficiency, lifespan, and speed due to friction and wear of the brushes.<\/p>\n<p>\u25cf\u00a0<strong>Brushless DC Servo Motor<\/strong>: Brushless DC Servo Motor is more efficient, durable, and faster than brushed motor, but it needs a more sophisticated controller and a position sensor.<\/p>\n<p>\u25cf <strong>Linear Servo Motor<\/strong>: Linear Servo Motor generates linear motion instead of rotary motion. Linear servo motor can be of two types, such as iron-core and ironless.<\/p>\n<p>\u25cf <strong>Iron-Core Linear Servo Motor<\/strong>: Iron-core Linear Servo Motor has high force density, stiffness, and precision, but it also has high\u00a0<span><a href=\"https:\/\/www.electrical4u.com\/crawling-and-cogging-of-induction-motor\/\" target=\"_blank\" rel=\"noopener\">cogging<\/a><\/span>\u00a0force, weight, and heat generation.<\/p>\n<p>\u25cf <strong>Ironless linear Servo Motor<\/strong>: Ironless linear Servo Motor has only magnets, but no iron cores.[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Applications_of_Servo_Motors\"><\/span><strong>Applications of Servo Motors<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>Robotics<\/strong>: Servo motors are used to provide precise motion and force for robots.<\/li>\n<li><strong>CNC Machinery<\/strong>: Servo motors allow CNC machines to perform accurate and complex machining activities, such as cutting, drilling, and engraving.<\/li>\n<li><strong>Automated Manufacturing<\/strong>: Servo motors are used to control the movement and position of various components and devices in automated manufacturing systems, such as conveyors, feeders, loaders, etc.<\/li>\n<li><strong>Medical equipment<\/strong>: Servo motors allow medical equipment to do accurate and safe operations and treatments.<\/li>\n<li><strong>Electric mobility<\/strong>: Servo motors are widely used in electric mobility and electric vehicles.<\/li>\n<\/ul>\n[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Servo motors are reliable kinds of motors that are very useful for large-scale applications where precise control of position or speed is very important. They are used in various types of industries including robotics, automation, and manufacturing.<\/p>\n<p>If you need help choosing a suitable DC servo motor for your project, <strong>contact us using the contact button below<\/strong>. Or you could check our range of <a href=\"https:\/\/assunmotor.com\/products\/servo-motor\">servo DC motors<\/a>.[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221;][vc_column][vc_column_text]\n<p style=\"text-align: center;\"><strong>Important Features for the Selection of a DC Coreless Motor<\/strong><\/p>\n<p>Consideration should be given to the following factors for choosing a DC coreless motor.<\/p>\n<p><strong>Size and Weight<\/strong>: The small size and lightweight DC coreless motors are perfect for applications where size and weight are important concerns.<\/p>\n<p><strong>Speed and Torque<\/strong>: Speed and torque are important criteria to measure the performance of a DC coreless motor. The speed and torque of a coreless DC motor rely on the voltage of the motor terminals and the load of the motor shaft.<br \/>\nEfficiency and Power Consumption: The model of winding, the type of magnet, and the brush material determine the efficiency and power consumption of a DC coreless motor. The right coreless DC motor should be chosen so that it has high efficiency and low power consumption to preserve energy and increase the battery life.<\/p>\n<p><strong>Noise and Vibration<\/strong>: Noise and vibration can affect the performance of a coreless DC motor. Noise can be created in a coreless DC motor because of the friction and spark. Vibration can be generated due to imbalance, misalignment, or resonance. The features of coreless DC motor elements, such as bearings, brushes, and commutators, play a vital role in the generation of noise and vibration. The right kind of coreless DC motor should be chosen so that the motor can operate smoothly with low noise and vibration.[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_btn title=&#8221;Check out Assun Motor&#8217;s Range of Servo Motors.&#8221; color=&#8221;danger&#8221; size=&#8221;lg&#8221; align=&#8221;center&#8221; css_animation=&#8221;bounceInUp&#8221; link=&#8221;url:https%3A%2F%2Fassunmotor.com%2Fonline-shop%2Fservo-motor&#8221;][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;28px&#8221;][vc_message]<span style=\"color: #000000;\">Assun Motor designs, manufactures and distributes high-performance DC driving systems to offer total solutions for precise driving and motion control applications. <\/span><\/p>\n<p><span style=\"color: #000000;\">These products include:<\/span><br \/>\n<span>1. <a href=\"https:\/\/assunmotor.com\/products\/brushless-coreless-motor?utm_source=%2Fdc-coreless-motor%2F&amp;utm_medium=Blog&amp;utm_campaign=ReferringPage\">Brushless Coreless motors<\/a><\/span><br \/>\n<span>2. <a href=\"https:\/\/assunmotor.com\/products\/dc-brushed-coreless-motor?utm_source=%2Fdc-coreless-motor%2F&amp;utm_medium=Blog&amp;utm_campaign=ReferringPage\">Brushed Coreless motors<\/a><\/span><br \/>\n<span>3. <a href=\"https:\/\/assunmotor.com\/products\/planetary-gearbox?utm_source=%2Fdc-coreless-motor%2F&amp;utm_medium=Blog&amp;utm_campaign=ReferringPage\">Planetary Gearbox<\/a><\/span><br \/>\n<span>4. <a href=\"https:\/\/assunmotor.com\/products\/encoder?utm_source=%2Fdc-coreless-motor%2F&amp;utm_medium=Blog&amp;utm_campaign=ReferringPage\">Encoders<\/a><\/span><br \/>\n<span>5. <a href=\"https:\/\/assunmotor.com\/products\/servo-motor?utm_source=%2Fdc-coreless-motor%2F&amp;utm_medium=Blog&amp;utm_campaign=ReferringPage\">Servo Motors<\/a><\/span><br \/>\n<span>6. <a href=\"https:\/\/assunmotor.com\/products\/servo-controller?utm_source=%2Fdc-coreless-motor%2F&amp;utm_medium=Blog&amp;utm_campaign=ReferringPage\">Servo controller<\/a> and <a href=\"https:\/\/assunmotor.com\/products\/brushless-coreless-motor?page=2&amp;per-page=24&amp;utm_source=%2Fdc-coreless-motor%2F&amp;utm_medium=Blog&amp;utm_campaign=ReferringPage\">Speed drivers<\/a><\/span><br \/>\n<span>7. <a href=\"https:\/\/assunmotor.com\/products\/brake?utm_source=%2Fdc-coreless-motor%2F&amp;utm_medium=Blog&amp;utm_campaign=ReferringPage\">Brakes<\/a><\/span>[\/vc_message]<div  class='epic_comment_container jeg_custom_comment_wrapper  '><\/div>[\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221;][vc_column][vc_column_text]\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Coreless_DC_Motor_Types\"><\/span>Coreless DC Motor Types<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Coreless DC motors can be divided into two types based on their different rotor shapes:<\/p>\n<ul>\n<li><b>Disc-shaped rotors<\/b>: In this category, you\u2019ll find pancake rotors as well as three-coil and printed rotors.<\/li>\n<li><b>Cylindrical rotors<\/b>: Some cylindrical rotors have inside fields while others have outside fields. The latter has the smallest mechanical time constant.<\/li>\n<\/ul>\n<p>To sum up, the coreless DC motors offer exceptional precision driving and use unique winding designs to enable high output &amp; control from very compact sizes.[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221;][vc_column][vc_column_text]\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"The_History_of_Coreless_DC_Motor\"><\/span>The History of Coreless DC Motor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This dynamic coreless DC type has been around for more than 80 years (the mid-1930s) but wasn\u2019t popular from the start, as they were expensive. Technology evolved and eventually, in the 1960s motor manufacturers could produce them at a price that made them economically viable for industries to purchase and use.<\/p>\n<p>The many benefits paired with a lower price tag quickly made coreless DC motors one of the favorite types in many industries.[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221;][vc_column][vc_column_text]\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Advantages_and_Disadvantages_of_a_Coreless_Motor\"><\/span>Advantages and Disadvantages of a Coreless Motor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The benefits of coreless DC motors stem\u00a0mostly from their physical attributes that provide you with the following:<\/p>\n<ul>\n<li><strong><em>High efficiency paired with compact design<\/em><\/strong>: When purchasing an ironless DC motor, you can have an efficient motor that is lighter compared to many others on the market. Coreless DC motors usually have a less current loss, making them more efficient overall than cored types.<\/li>\n<li><strong><em>Low drawing current<\/em><\/strong>: It doesn\u2019t draw as much current as some other motors, so when powered by a battery the battery will last longer.<\/li>\n<li><strong><em>Optimized functioning<\/em><\/strong>: If you\u2019re looking for a DC motor that can handle acceleration and deceleration very quickly, the coreless DC motor design is an absolute winner. It handles these conditions well since it has got lighter rotors and doesn\u2019t cause as much inertia as other motors.<\/li>\n<li><strong><em>No cogging<\/em><\/strong>: A coreless motor never produces a scenario where the rotor and the stator magnetic circuits get misaligned. This means, unlike in many other motors, there is no cogging and the motor can run very smoothly.<\/li>\n<li><strong><em>Safety and durability<\/em><\/strong>: Without an iron core, there\u2019s less chance of arcing and sparks that often occur between a cored motor\u2019s brush &amp; commutator. Your coreless motor will last longer and you won\u2019t have much EMI (electromagnetic interference).<\/li>\n<li><strong><em>Easy control<\/em><\/strong>: Users appreciate that you can easily control the motor and manage its speed.<\/li>\n<li><strong><em>Low Noise levels<\/em><\/strong>: It runs quietly.<\/li>\n<\/ul>\n<p>Of course, the perfect DC motor is yet to be designed, so you have some drawbacks you need to manage. In a coreless electric motor there\u2019s no heat sink for the winding, so to cool the machine down, your DC motor\u2019s housing must have good thermal conductivity. This is especially important if your motor will often speed up and slow down in rapid succession.<\/p>\n<p>In the case of overheating, the motor will break down because the windings\u2019 bonding adhesive will lose its efficacy. Thus, coreless DC motors won\u2019t be able to handle an overloaded system as well as a cored motor.[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221;][vc_column][vc_column_text]\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Pros_Cons_Summary_of_Coreless_Motor\"><\/span>Pros &amp; Cons (Summary) of Coreless Motor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Table image[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221;][vc_column][vc_column_text]\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"The_Many_Applications_of_Coreless_Motors\"><\/span>The Many Applications of Coreless Motors<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The advantages mentioned above lead to the coreless DC motors becoming a popular option where precision, efficiency, and durability are essential.<\/p>\n<p>Practical applications of coreless DC motors include:<\/p>\n<ul>\n<li><b>The<span>\u00a0<\/span><\/b><b>healthcare industry<\/b>: They can be used to power dialysis pumps, CPAP machines, surgery tools, and ambulatory infusion pumps.<\/li>\n<li><b>Robotics<\/b><b>:<\/b><span>\u00a0<\/span>Engineers install them in positioning systems and small wheel systems in robot projects.<\/li>\n<li><b>Automation &amp; Actuators:<\/b><span>\u00a0<\/span>These motors can be used in precise automation systems and high-accuracy actuators.<\/li>\n<li><b>Laboratories<\/b>: Engineers can use it to drive small but effective equipment such as pumps, stirrers, and centrifuges.<\/li>\n<li><b>Office equipment:<\/b><span>\u00a0<\/span>Thanks to their small size, effective motors can be installed in printers, card readers, and other office equipment, without the need to make the products bigger.<\/li>\n<li><b>Audio\/visual equipment:<\/b><span>\u00a0<\/span>Pan and tilt drives for cameras &amp; audio turntables can be fitted with effective motors that work quietly.<\/li>\n<\/ul>\n[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221;][vc_column][vc_custom_heading text=&#8221;FAQs on the Coreless DC Motor&#8221; font_container=&#8221;tag:h3|text_align:center&#8221;][vc_toggle title=&#8221;Which is better? Coreless or brushless motor?&#8221;]Toggle content goes here, click edit button to change this text.[\/vc_toggle][vc_toggle title=&#8221;What is the weight of coreless motor?&#8221;]Toggle content goes here, click edit button to change this text.[\/vc_toggle][vc_toggle title=&#8221;What is the RPM of coreless motor?&#8221;]Toggle content goes here, click edit button to change this text.[\/vc_toggle][vc_toggle title=&#8221;What is the cost of coreless motor?&#8221;]Toggle content goes here, click edit button to change this text.[\/vc_toggle][vc_empty_space][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text]A servo motor is a kind of electric motor that is able to rotate or move with a definite location, speed, or torque according to an input signal from a controller. Assun Motor has been manufacturing DC servo motors since 2003. They are the coreless and brushless type, meant for high-precision motion for industries like [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":2675,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[52],"tags":[],"class_list":["post-2136","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledgebase"],"acf":[],"_links":{"self":[{"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/posts\/2136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/comments?post=2136"}],"version-history":[{"count":5,"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/posts\/2136\/revisions"}],"predecessor-version":[{"id":4948,"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/posts\/2136\/revisions\/4948"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/media\/2675"}],"wp:attachment":[{"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/media?parent=2136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/categories?post=2136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/assunmotor.com\/blog\/wp-json\/wp\/v2\/tags?post=2136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}