Industrial
Types of Actuators: Principles, Mechanisms, and Applications
Types of Actuators: Principles, Mechanisms, and Applications Thermal actuators Thermal actuators convert temperature changes into linear movement or “stroke” by utilising the expansion and contraction of thermally sensitive materials within them. They integrate both temperature sensing and actuation, making them valuable for various applications, including: 1. Temperature control 2. Fluid mixing and diverting 3. Freeze […]
Thermoelectric Transducers: Principles, Types, and Applications
Thermoelectric Transducers: Principles, Types, and Applications Introduction A temperature transducer is a device that converts a thermal quantity (temperature) into another physical quantity, such as mechanical energy, pressure, or an electrical signal, to allow for measurement or control. This conversion enables temperature to be easily monitored and utilised in various applications. A thermocouple is a […]
From Power Stations to Your Home: The Role of Transformers
From Power Stations to Your Home: The Role of Transformers Introduction Since their invention in the late 19th century, electromagnetic transformers have become a cornerstone of electrical power systems. Operating on Faraday’s law of electromagnetic induction, a transformer enables efficient energy transfer between circuits, typically to adjust voltage levels for generation, transmission, and utilization. Whether […]
Transducers Explained: Turning Energy Into Information
Transducers Explained: Turning Energy Into Information Introduction Transducers are fascinating devices because they act as translators between the physical world and electronic systems. Every time you speak into a microphone, step on a digital scale, or check the temperature on a thermostat, a transducer is quietly doing its job, converting one form of energy into […]
Electromagnetic Transducers, Actuators and Sensors: Principles, Design, and Real-World Applications
Electromagnetic Transducers, Actuators and Sensors: Principles, Design, and Real-World Applications Introduction Electromagnetic transducers and actuators are at the heart of countless modern technologies, quietly enabling everything from smartphones and medical devices to industrial automation and transportation systems. A transducer converts one form of energy into another, often transforming electrical signals into mechanical motion or vice […]
Designing Trust: Why User Interfaces Matter in Robotics
Designing Trust: Why User Interfaces Matter in Robotics Introduction When developing human-robot interfaces, it’s essential for developers to consider the technical knowledge of the end users. Interfaces should be designed to match the user’s skill level, ensuring usability for both experienced operators and those with minimal technical expertise. Compatibility between the interface, the robot, and […]
From Joints to Precision: The Operation of Robot Manipulators Explained
From Joints to Precision: The Operation of Robot Manipulators Explained Introduction A robot manipulator, commonly known as a robotic arm, is an electronically controlled mechanism made up of multiple connected segments or joints. It performs tasks by moving and interacting with its environment, mimicking the motion and functionality of a human arm. These manipulators are […]
The Basics of Operating Envelopes and Operational Modes in Automation
The Basics of Operating Envelopes and Operational Modes in Automation Introduction In industrial settings, the work envelope of a robot is crucial for evaluating its functionality. Articulated arm robots have a significant advantage in this regard, as they can utilise nearly all of their work envelope, making them highly effective for a variety of tasks. […]
How Robots Learn: Understanding the Main Programming Methods
How Robots Learn: Understanding the Main Programming Methods Go-to-goal behaviour The Go-to-Goal Behavior is a fundamental behaviour in mobile robot programming that guides a robot to move towards a predefined target position using basic control principles. It assumes that the environment is obstacle-free, allowing the robot to calculate a direct path to the goal. This […]
Safety Challenges in Industrial Robotics
Safety Challenges in Industrial Robotics Introduction Automation has improved efficiency and safety in manufacturing, handling repetitive and hazardous tasks. However, it also brings safety concerns for workers, including risks from physical accidents, system failures, human error, and cybersecurity threats. To address these, companies use advanced safety protocols, sensors, automated stop features, and collaborative robots that […]
From Arms to AI: Features of Popular Industrial Robot Types
From Arms to AI: Features of Popular Industrial Robot Types Introduction Industrial robots have become a cornerstone in modern manufacturing, significantly improving efficiency, precision, and speed in production processes. Among the various types, Cartesian, SCARA, and six-axis robots are frequently used due to their unique capabilities that make them suitable for specific tasks. Cartesian robots […]
The Backbone of Motion: Understanding the Operation and Applications of Bearings
The Backbone of Motion: Understanding the Operation and Applications of Bearings Introduction Every machine with moving parts, from a bicycle wheel to a jet engine, depends on one simple but vital component: the bearing. Often overlooked due to their small size, bearings are the unsung heroes of mechanical engineering. Their primary role is to support […]
Sealing the Deal: Principles and Applications of Mechanical Seals in Engineering
Sealing the Deal: Principles and Applications of Mechanical Seals in Engineering. Introduction In countless industrial and engineering systems, keeping fluids contained while allowing rotating components to function freely is a critical challenge. From pumps and compressors to mixers and reactors, the demand for effective sealing solutions is essential, not only to maintain performance but also […]
Intelligent Motion: Exploring Manipulation, Mobility, and Control in Robotics
Intelligent Motion: Exploring Manipulation, Mobility, and Control in Robotics Introduction The field of robotics has made remarkable strides in recent years, integrating advanced programming methods that enable machines to perform complex tasks across various domains. Among the most significant developments are the manipulation robotic systems, mobile robotic systems, and data acquisition and control robotic systems. […]
Smooth Operators: The Crucial Role of Lubricants and Lubrication Systems in Machinery.
Smooth Operators: The Crucial Role of Lubricants and Lubrication Systems in Machinery. Introduction In the world of machinery and mechanical systems, motion is everything. From industrial turbines and automotive engines to manufacturing robots and household appliances, countless machines rely on the smooth and efficient interaction of moving parts. However, this motion comes at a cost: […]
Holding It All Together: Design Impacts of Bonding Choice
Holding It All Together: Design Impacts of Bonding Choice Introduction In modern engineering and manufacturing, joining components is more than just a mechanical necessity, it’s a critical design decision that affects performance, durability, safety, and cost. Among the many joining techniques available, bonding methods such as adhesives, welding, brazing, and soldering offer unique advantages and […]
Why Limits and Fits Matter When Choosing Fasteners
Why Limits and Fits Matter When Choosing Fasteners Introduction Fasteners, such as bolts, screws, rivets, and pins, are fundamental components in almost every engineered product, from cars and airplanes to machinery and electronics. While they may seem simple, choosing the correct fastener is a highly technical process that must consider material properties, loading conditions, environmental […]
Fitting It All Together: The Critical Role of Limits and Fits
Fitting It All Together: The Critical Role of Limits and Fit Introduction In the world of mechanical engineering and precision manufacturing, the smallest dimensional discrepancies can lead to significant operational failures. Whether assembling aircraft engines, designing prosthetic limbs, or constructing consumer electronics, the need for precise, repeatable, and functional component interactions is paramount. This is […]
“Holding It Together: The Art and Science of Mechanical Fastenings”
“Holding It Together: The Art and Science of Mechanical Fastenings” A tool used to mechanically attach (or fasten) two or more things together is known as a mechanical fastener. Although there are many distinct kinds of mechanical fasteners, they can generally be split into two groups: permanent and non-permanent fastening. The two categories of non-permanent […]
Adhesive Bonding Technology: Innovations in Joining Without Fasteners
Adhesive Bonding Technology: Innovations in Joining Without Fasteners A variety of materials, including metals, plastics, ceramics, wood, paper, and cardboard, can be joined together, both similarly and dissimilarly, by using adhesives in bonding and sealing applications. Using an adhesive, two (or more) closely spaced parts are joined together by surface attachment. This technique is known […]
Built to Hold: The Key Types of Welding Joints and When to Use Them
Built to Hold: The Key Types of Welding Joints and When to Use Them A weld joint, created by welding two components together, is a sturdy joint. The intersection of the edges or surfaces of two components that have been bonded together by welding is known as a weld joint. Types of joints For putting […]
How to Determine the Appropriate Surface Treatment
How to Determine the Appropriate Surface Treatment Finishing operations are frequently required following the creation of the original part shape by some other processes since the initial processes cannot produce sufficiently high dimensional precision and/or high-quality surface finishes on their own. The primary industries for application of surface treatments are: packaging, building and construction, and […]
From Sparks to Strength: Top Welding Techniques You Should Know
From Sparks to Strength: Top Welding Techniques You Should Know Introduction From spark to structural bond—that’s the transformative power of welding. In the iLearn Engineering® article “From Sparks to Strength: Top Welding Techniques You Should Know,” readers are guided through essential welding methods—such as SMAW, MIG, TIG, and spot welding—each selected for strength, speed, or […]
Enhancing Materials: A Look into Surface Treatment Processes
Enhancing Materials: A Look into Surface Treatment Processes Introduction In manufacturing, selecting a material with the right bulk properties is only half the story. The performance of a component often hinges on what happens at its surface. The iLearn Engineering® article explores how various surface treatment processes—from coatings and plating, to shot peening, anodizing, and […]
How Material Removal Rate Affects Surface Quality and Production Speed
How Material Removal Rate Affects Surface Quality and Production Speed Introduction When machining components, one of the most critical—and often overlooked—factors is the material removal rate (MRR). It’s a common assumption that increasing MRR boosts productivity. However, as this iLearn Engineering article explains, this simple equation comes with important trade‑offs. Pushing MRR too high can […]
How Manufacturing Affects the Mechanical Properties of Materials
How Manufacturing Affects the Mechanical Properties of Materials Introduction Manufacturing doesn’t just shape a material—it fundamentally alters how it behaves. Engineers often select materials based on desired properties like strength, ductility, hardness, or fatigue resistance. But those properties are not fixed. They evolve throughout the manufacturing process. This article explores how processes such as casting, […]
Inside the World of Metal Machining: Behaviours and Challenges
Inside the World of Metal Machining: Behaviours and Challenges Introduction In the world of modern manufacturing, metal machining remains a cornerstone process, yet it’s far from simple. As detailed in the iLearn Engineering article, machining metals—whether through turning, milling, drilling, or grinding—involves navigating a complex interplay of material properties, tool dynamics, and process parameters. Metals […]
Unpacking the Machining Response of Composite Materials
Unpacking the Machining Response of Composite Materials Introduction In modern manufacturing, composite materials—notably carbon and glass fibre reinforced polymers—are valued for their lightweight strength and design flexibility. Yet machining these advanced materials reveals unique challenges that set them apart from traditional metals. Unlike homogeneous alloys, composites are heterogeneous, combining hard, abrasive fibres with softer matrix […]
Essential Formulas for Calculating Drilling Parameters
Essential Formulas for Calculating Drilling Parameters When it comes to precision and efficiency in manufacturing, few processes are as foundational—or as critical—as drilling. Whether you’re a seasoned engineer or a student entering the world of mechanical or industrial engineering, understanding how to correctly calculate drilling parameters can significantly impact the quality of your work, the […]
From Raw Material to Refined Component: The Role of Drilling and Turning
From Raw Material to Refined Component: The Role of Drilling and Turning Secondary processes are used in manufacturing to further modify the output of primary manufacturing processes in order to improve the material properties, surface quality, surface integrity, appearance and dimensional tolerance. In this blog, we will focus on drilling and turning as secondary manufacturing […]
Behind the Cutter: How Milling Shapes the Future of Manufacturing
Behind the Cutter: How Milling Shapes the Future of Manufacturing Secondary processes are used in manufacturing to further modify the output of primary manufacturing processes in order to improve the material properties, surface quality, surface integrity, appearance and dimensional tolerance. In this blog, we will focus on milling as a secondary manufacturing process. Machining refers […]
What is joining and why is it important in Engineering?
What is joining and why is it important in Engineering? Joining can be considered the third primary manufacturing process, it is an important step in the manufacture of parts with complex shapes, or unusual geometric features. Using the primary processes of casting and forming, it may not be technically or economically feasible to create parts […]
Forming the Future of Manufacturing
Forming the Future of Manufacturing Forming is a widely used manufacturing process, especially for metals. During forming, the metal is plastically (permanently) deformed by exerting it to forces above its yield strength where strain hardening occurs. To perform forming, the material should have a relatively low yield strength and high ductility, while strain rate and […]
Cutting-Edge Manufacturing: Exploring Advanced Techniques Shaping the Future
Cutting-Edge Manufacturing: Exploring Advanced Techniques Shaping the Future In this article we will look at some of the more advanced manufacturing processes which are widely used in today’s manufacturing industry: Additive Manufacture Additive manufacture (also known as additive layer manufacturing) is a manufacturing technique where parts are created by depositing or adding layers of material […]
What is casting and why is it important in Engineering?
What is casting and why is it important in Engineering? The first stage of any manufacturing process is to turn the raw material into a usable shape or billet. We call this first step the primary manufacturing processes and we will introduce the 3 main types, casting, forming, and joining. Close dimensional tolerance cannot be […]
How can we select engineering materials?
How can we select engineering materials? In our previous article, we looked at elastic and magnetic hysteresis. In this article, we’re going to look at how we can select engineering materials. In other articles, we have previously looked at the different materials and their properties. However, it’s important that engineers understand how we can go […]
What is hysteresis?
What is hysteresis? In our previous article, we looked at the material modes of failure we need to be aware of in engineering. In this article we’re going to dive into elastic and magnetic hysteresis. Elastic Hysteresis Elastic hysteresis is the difference in strain of a material during loading of stress or strain, versus during […]
What are material modes of failure?
What are material modes of failure? In our previous article we looked at the properties of engineering materials. In this article, we’re going to dive into material modes of failure and what they are. What is failure? The definition of failure is that the component is no longer fit for use or its designed purpose. […]
What are the properties of engineering materials?
What are the properties of engineering materials? In our last article, we looked at engineering materials and their atomic structure. Now we’re going to dive into the properties of engineering materials. There are several different properties that apply to engineering materials, and we’re going to look at an overview of each of them. Physical Properties […]
Engineering materials and their atomic structure
Engineering materials and their atomic structure In our last article, we looked at how we can apply Bernoulli’s principle to engineering problems. Now we’re going to dive into engineering materials and their atomic structure. Engineering Materials Engineering can be defined as the application of science and technology to create or produce something. In order to […]
How do we go about specifying customer needs?
How do we go about specifying customer needs? In any construction project there will be a customer – the person or organisation who wants the building(s) detailed in the project. It’s the customer who tells us what they want, when, and how much of a budget they might have. It’s easy to see how what […]
How does the grain size affect the strength of a material?
How does the grain size affect the strength of a material? In this article we are going to focus on how the grain size impacts on yield strength. What is a grain? A crystal can be modelled as a unit lattice in which atoms are arranged in a specific position, when a group of crystals […]
Material deformation techniques
Material deformation techniques This article discusses various methods where materials are forcibly deformed, and their physical or microstructural properties are altered. This is done to enhance certain mechanical or electrical properties. The deformation usually takes place at high or low temperatures, and this is reflected in the naming of the process. Cold Working This process […]
What is Mechanical Testing of Engineering Materials?
This article will investigate the various ways in which mechanical testing techniques can be applied to engineering materials.
Solid Solution Strengthening
High purity metals, while useful, are often softer and weaker than their alloys. The mechanical properties such as yield strength and...
Dispersion strengthening
What is dispersion strengthening? Dispersion strengthening is a process carried out to improve the properties of metals by adding...
Engineering Projects – The critical path
Following on from our last article on engineering projects - planning for success (catch up here), this article expands on project...
Engineering Projects – Planning for success!
Being an engineer is much more than just performing calculations and making drawings. In the real-world, professional engineers are...
Understanding Variation in Manufacturing
Variation is defined as “a change or slight difference in condition, amount, or level, typically within certain limits.” In this article...
Engineering Materials…What ‘stuff’ is made from
Engineering can be defined as the application of science and technology to create or produce something of use. In order to ‘produce’...