Lead screw linear motion DINGS' offers a unique line of Stepper Lead Screw Linear Actuators that open new avenues for equipment designers that require high performance and endurance in a small package. A tunnel then connects each end of the nut allowing the balls to recirculate as needed. Depending upon what this linear actuator interfaces with it can be constructed in a number of different ways. Lead screws and slide screws are mechanical components used to convert rotational motion into linear movement. The intention of this pamphlet is to supply an explanation of typical terminology used, explain the various types of screw mechanisms available, and provide a better understanding of what is involved in making the best screw selection as it relates to electro-mechanical actuation. The ball screw consists of a screw, nut and ball. Jul 31, 2023 · Lead Screw Definition A lead screw is one part of an assembly that translates rotary or turning motion into linear motion. For conceptual understand-ing, the thread form geometry of the lead screw can be ignored which simplifies the screw to a ramp that is wrapped around a cylinder, thus creat-ing a Our team of experts can swiftly craft prototype lead screws, ball screws, and linear actuators to bring your designs to life in record time. Use the following equation to calculate lead screw efficiency, or consult the Berg engineering department for efficiency values. Lead screws are sometimes confused with threaded rods. Dive into the critical attributes of lead screws, nut types and materials, and discover the key to achieving optimal performance, accuracy and extended service life. 5 mm leads, offering six metric combinations. The intention of this technical document is to explain typical terminology used, evaluate the various screw technologies available, and provide a better understanding of the considerations involved in selecting the optimal screw technology for electro-mechanical actuation. Explore the benefits of lead screws for smooth, dependable linear motion. Back driving For safety reasons, screws are preferred over belts or linear motors in vertical applications, as they help prevent a load from catastrophically crashing if there’s a loss of power to the motor. Plastic lead screw nuts are an excellent alternative to ball screws in many applications where extreme precision (micron level) is not required. If you are looking for lead screws, choose Matara as May 6, 2025 · Lead screws also function in linear actuators and pick-and-place systems, providing accurate linear motion and enhancing production line efficiency by up to 30%. The incorporation of a ball slide ensures superior rigidity and robustness, enabling the linear actuator to handle high moment loads with precision and repeatability. In contrast, lead screws transmit motion directly through solid components, minimizing energy losses and maximizing the conversion of input power into proper linear motion. A leadscrew (or lead screw), pronounced /liːd skruː/, also known as a power screw[1] or translation screw, [2] is a screw used as a linkage in a machine, to translate turning motion into linear motion. Founded in 1971, the Ball Screws & Actuators Co. For example, a 5 mm lead screw will have a linear translation of 5 mm per screw rotation. It is a core parameter that defines how rotational motion converts into linear motion. A simpler, easier-to-install approach, however, is to Ball screws and acme lead screws pair with corresponding threaded nuts to convert rotary motion into linear motion. Their simple design combined with cost-effectiveness further enhances their appeal as a practical solution for a wide A linear positioning system provides precise motion along a linear axis using various techniques, such as lead screws, ball screws, and linear motors. Discover the best Linear Motion Lead Screws in Best Sellers. The lead screw consists of a threaded shaft with a helical groove and a corresponding nut that fits onto the shaft. In the case of roller screws, the rollers and not the nut is in direct contact with the thread, which offers greater efficiency. The performance of a lead screw depends on the coefficient of friction between the nut and the screw, which in turn depends on the material used for the nut and screw. However, by learning the different misconceptions, you can be more prepared. Lightweight design,our Achieve smooth and precise linear motion with our Nut Block, designed specifically for lead screw-driven systems. Choose from our selection of linear motion nuts, including precision Acme lead screws and nuts, ball screws and nuts, and more. I invented lead-screw-driven-linear actuator Components: Aluminium profile T-Slot 30cm Aluminium profile T-Slot 5cm Linear guide rail MGN12H 30cm T8 2mm pitch lead screw 30cm & anti backlash nut Explore three methods to connect a lead screw to a hollow shaft motor for external linear actuators, including pros, cons, and performance impacts. When to apply external Non-Captive and Captive Step Motor Actuators A common way to generate precise linear motion is to use an electric motor (rotary motion) and pair it with a lead screw to generate a linear actuation system. Aug 13, 2024 · Our Linear Motion Actuators is a quiet design, dustproof, closed self-lubricating cleaning system. This video takes a closer look at this motor, its main components, how they work, and why they are useful in linear motion applications in comparison to other types of motors. Power Lead Screws from Matara UK Our power lead screws deliver the reliable and efficient conversion of rotary motion into linear motion to provide extremely high accuracy and continuity within your application. Linear stages use different drive mechanisms to achieve motion, including ball screws, lead screws, linear motors, piezoelectric actuators, and air bearings. However Nook Industries manufacturers linear motion solutions including, precision ball screw, acme screw, screw jack, linear actuator, and electric cylinder products. First it will discuss the pros and cons of the different technologies such as lead screw drives, ball screw drives, belt drives, ball guides, slide guides and wheel guides. Feb 9, 2023 · RBS’ Flagship product, the ball screw, consists of a screw that runs on ball bearings. Acme screws find extensive application in linear motion mechanisms and systems. Online shopping for Linear Motion Lead Screws - Linear Motion Products from a great selection at Industrial & Scientific Store. Lead screw assemblies convert rotary to linear motion which is crucial for efficient design solutions and is enhanced by our advanced materials and manufacturing process. Ball screws use helical grooves to guide ball bearings in a nut for low-friction operation. Jul 18, 2024 · Linear Stage Actuator Linear Stage Small Slide Guide CNC Screw Lead Motion Table Motorized Nema 14 Stepper Motor (50MM): Amazon. Lead screw efficiency is how well the screw transforms torque (rotational force) into linear motion. Matching helical grooves on the screw and nut recirculate the bearings, making it an efficient way to convert angular-to-linear motion and vice versa. They are commonly employed in various industrial applications, such as machinery and automation systems, to enable precise positioning and controlled motion. Here we will discuss several different ways to combine a Feb 29, 2024 · Ball screw vs lead screw: a comprehensive comparison. PBC Linear offers Lead Screws & Nuts that combine precision, durability, and self-lubrication for diverse linear motion applications. This guide covers the 200 RPM rule, factors affecting speed, and design strategies for achieving higher performance. The lead, which specifies how far the nut travels for each revolution of the screw, is created by the thread, or helix, that wraps around the screw shaft. It is useful to determine the output torque needed from a motor to produce the appropriate linear thrust. . For more than 25 years, Thomson has designed and manufactured the highest quality lead screw assemblies in the industry. As a National High Tech Enterprise, 82 intellectual property rights have been authorized, involving 6 invention patents, utility models, appearance patents and 76 BiSlide® Manual Lead Screw Stages offer precise, smooth linear motion with durable construction—ideal for lab, OEM, and positioning applications. Ballscrews are often the first choice for linear-motion applications because the use of recirculating ball bearings provides high efficiency, load capacity and positioning accuracy. They are commonly used in applications with linear actuators, machine slides, vises, jacks, and laboratory/life science equipment. Lead screws are also often used in applications that need a fairly uncomplicated and inexpensive means of generating The selection of the appropriate linear motion mechanism – whether a lead screw, ball screw, or one of its specialized variations – hinges on a careful consideration of the application's specific requirements. Lead screws rely on sliding contact between the screw’s helical thread and a nut, driving the nut linearly as the thread’s inclined plane transfers force. A lead screw converts rotary motion into linear motion that combines a screw and nut, with the screw thread in direct contact with the nut thread. Ball screws are commonly used in applications requiring accurate positioning, such as CNC machines and robotics. It would be best to consider Ball screw and lead screw linear assemblies, defined as precision guides that can be equipped with NEMA motors, hand cranks, or left unmotorized for custom linear motion control. Screw-driven actuators Mar 31, 2022 · This article explains the lead screws usage in linear motion technology. Features 316L high-quality bellows 10,000 cycle guarantee Simple to motorise Choose from our selection of linear motion slides, including over 4,200 products in a wide range of styles and sizes. The most common solutions for linear motion control include ball screw linear actuators, lead screw actuators and lead screw drives. Selecting the right motion control system can often mean the difference between success and failure. The thrust required is an important variable in determining the linear motion product right for the system. Learn This article will explain the basics of designing a linear system including the structural support system, guidance technology, drive technology and sealing, lubrication and accessories. That’s the smallest change in position that the AS5600 encoder can detect. Leadscrews generate sliding rather than rolling friction between a nut and the screw. Lead screws are a common technology used to convert rotary motion into linear motion, and are often used to provide actuation to a set of linear bearings. It relies on the sliding of the screw shaft and nut threads with no ball bearings between them. Oct 4, 2011 · A lead screw, also known as a power screw, is a threaded rod or bar that translates rotational motion into linear motion. Jul 4, 2024 · Lead: It is the linear distance travelled by screws shaft or nut along its axis in one complete revolution. Made of stainless steel, the product quality is stable. This is done through the threads of the lead screw, which engage in a corresponding nut to achieve precise motion in a single direction while considering the torque required . Choose from our selection of linear motion ball screws, including ball screws and nuts, fast-travel ball screws and nuts, and more. Their primary advantage is being able to handle much higher loads than other unmodified kit options. They are less expensive, more compact and easy to manufacture. High precision, heavy load resistance Long life, low coefficient of friction, versatility. Start customizing now! Precisely and effectively calculating lead screws has never been easier with the use of Helix Linear Technologies' remarkable Lead Screw Calculator. Lead screw efficiency is a pure calculated value, and empirical testing is the best method to determine performance. com: Industrial & ScientificWe are a factory. Lead screws are less efficient, but have the inherent feature of being self-locking, making them ideal for vertical applications, as opposed to the ball or roller screws that are back drivable. This group of elements includes the design and manufacture of the lead screw, anti-backlash nut, couplings, motor, and control strategy. Screw threads themselves are divided into two parts, a male and a female. Beyond the basics of diameter and lead, how do you choose the specific lead screw assembly that will work best in your application? In many cases, the final lead screw selection comes down to the following three factors: backlash, material, and customization. Fast, accurate, and perfect for engineers, makers, and mechanical designers. It makes sense to accomplish the rotary to linear conversion directly inside the motor, as this approach greatly simplifies the design of rotary to linear applications. Ball screws are low-friction and highly accurate mechanical tools that change rotational motion into linear motion. Learn about the characteristics and applications of each linear motion solution. Many industrial linear motion systems employ a screw mechanism of some type to achieve a desired linear motion. Buy lead screw,linear motion lead screws, T8 Lead Screw Lead 1mm 2 4 8 10 12 14mm Length 100-800mm Trapezoidal Spindle Screw and Nut, Stainless Steel Linear Rail for 3D Printer, 1pcs (Lead 8mm,500mm with n: Linear Motion Lead Screws - Amazon. FUYU is a Linear Motion System Intelligent Products Manufacturer. A lead screw differs from a ball screw because of its cost-effective makeup and lightweight applications. Browse the Acme screw category, including screws, nuts, end-supports, actuators, and more. View our 100+ lead screw and nut styles. While this option was popularized in Rover Ruckus for hanging robots, variations have been in use since as far back as Res-Q. The AS5600 is a 12-bit encoder which means it can output 4096 positions per turn. L. Lead Screws 101: A Basic Guide to Implementing a Lead Screw Assembly for Any Design The function of a lead screw is to convert rotational motion to linear motion, or rotational force (torque) to linear force (thrust). Lead screws and ball screws convert rotational motion into linear movement using helical threads to force motion. Ball Screws Ball screws convert rotational motion to linear motion by rotating the shaft (fixed in the axial direction) to drive the ball nut. Our precision-rolled 1050 steel screws, produced in the USA, come in 6, 8, and 10 mm diameters with 1, 2, and 2. LEAD SCREW SELECTION Lead screws use the helix angle of the thread to convert rotary motion into linear motion. When it comes to translating the rotary motion of a motor to linear motion, there are many different ways of accomplishing this task. A mechanical actuator mechanism relies on a sliding motion between a screw shaft and the nut. Other names for a lead screw (or leadscrew) are power screw and translation screw. NEMA 23 stepper lead screw linear actuator with integrated linear ball slide and carriage. Making the right choice can impact the ease of installation, footprint and cost of operation. Trapezoidal threaded Lead screw spindle,ACME lead screw rod,anti-backlash lead screws,precision C3 C5 ball screws,linear rail clamp manufacturer and suppliers Lead screw sizing is a bit of a hybrid exercise, with similarities to the process of ball screw sizing, but incorporating some of the considerations that come with sizing a plain bearing. A ball screw consists of a screw shaft and a ball nut with matching helical threads. Aug 24, 2012 · Lead screws use the helix angle of the thread to convert rotary motion to linear motion. The most frequently asked questions are answered here, Keep reading! May 23, 2023 · Lead screws convert rotary motion into linear motion by using a threaded shaft or screw and a mating nut. Linear Motion Systems include linear slides, bearings, rails and have a wide variety of applications. Jan 24, 2022 · Screw lead is the linear distance moved by the nut in one revolution (360°) of the nut or the shaft. These units are utilized to transmit forces to a dynamic or stationary load with high precision, accuracy, and repeatability. This article will discuss how to determine whether a particular application is a good fit for lead screws, and how to select the right lead screw for the application. Thomson's linear motion products include ball screws, slide rails, ball splines, guides, actuators, screws and more. Over the past few decades the advent of engineered polymers and new manufacturing capabilities have changed the game for Introduction Many industrial linear motion systems employ screw mechanisms to achieve a desired linear motion. An innovative screw mechanism is described in the next part of the article – motion threaded mechanism which solves problems with balls The lead screw that I use has 8mm pitch, which means, with each full rotation, the lead screw nut makes 8mm linear motion. By understanding each of these components and their A leadscrew, or power screw, is a threaded rod or bar that translates rotational motion into linear motion. The choice of drive mechanism depends on factors such as speed, precision, and load capacity. Mar 24, 2021 · Lead screws are links between different areas in a mechanism and they are used to create linear motion from rotational motion. Understanding their respective pros and cons can help engineers, designers, and hobbyists make informed decisions based on specific project Isel USA Inc. How to account for ball and lead screw inertia during system design ★ By Danielle Collins Leave a Comment When sizing a motion system with a ball or lead screw drive, the first step is to determine the screw diameter and lead that can meet the application requirements for thrust force, speed, and compressive (buckling) loads. Explore more in this article. As the rotor turns (as in a conventional stepper motor), linear motion is achieved directly through the nut and threaded screw. Sep 20, 2024 · A lead screw converts rotational motion into precise linear motion, essential for robotics and machinery. Historically, these assemblies have had poor eficiencies and relied on grease for improved performance. Jun 1, 2025 · A lead screw, also known as a power screw or translation screw, is a mechanical component designed to convert rotary motion into linear motion. Ball screws and lead screws convert rotary motion to linear motion using different mechanisms. A wide selection of helpful linear motion tools and engineering calculators including critical speed, power to drive load, column strength, and many more. When to apply lead screw linear actuators A common way to generate precise linear motion is to use an electric motor (rotary motion) and pair it with a lead screw to generate a linear actuation system. A lead screw is a kind of mechanical linear actuator that converts rotary motion into linear motion. Linear motion, by its very definition, is movement along a line or linear path. Featuring recessed screw holes for a clean, flush installation, this Nut Block enhances performance in CNC, automation, and other Jul 2, 2025 · Introduction to Linear Motion Systems Linear motion systems are crucial in various applications, from industrial machinery to precision instruments. Traction Drive Lead Screw Cam roller-type traction drive lead screw (Courtesy of Zero-Max a unit of Barry Wright): Source: Alexander Slocum, Precision Machine Design The cam rollers' axes are inclined to the axis of the shaft The angle of inclination determines the lead View PBC Linear lead screws and their anti-backlash CFT nut. Choose between several motor options as well as captive set up and non-captive set up. Transform rotary motion into precise linear motion with the right combination of components tailored to your application. However, with careful attention to The efficiency of a lead screw refers to how well a screw converts rotary energy (torque) into linear motion. The ball nut The screw is a mechanism that converts rotational motion to linear motion, and a torque (rotational force) to a linear force. They can be classified as pneumatic, hydraulic, electric, or mechanical. Our various stepper motor linear actuators convert the rotation movement to linear motion directly on motor, with engineered thermoplastic nuts and a stainless steel acme lead screw. Video showing how to get linear motion from stepper motors using a lead screw and nut. Ball screws and cheaper lead screws are the most common in the industry. High rigidity material ensures high straightness. Linear Lead Screw Actuators are mechanical devices used to convert rotational motion into linear motion by using a screw and nut mechanism. Competing with ball screws and ground lead screws, costs for these units are dramatically lower while still providing high accuracy, long life, quiet operation and very low drag torque. Jan 12, 2021 · Thomson Electricn Linear ActuatorsThomson Lead Screws Compact, quiet and cost-effective linear motion components for high-precision applications. The lead screw is a cost-effective solution for translating rotary to linear motion. Matara stocks a range of lead screws, including trapezoidal lead screws designed for industrial and precision-based applications. Ball and lead screws convert rotational motion to linear motion. Our main products include Ball Screw Linear Module, Belt Driven Linear Guide Rail,Electric Actuator, Positioning Stage and Motion Controller for Cartesian Robot. The motor can be either a servo or a stepper type, and the screw can be a ball screw or a lead screw, although the most common configurations pair a lead screw with a stepper motor or a ball screw with a servo motor. Feb 9, 2016 · Sealing and shielding may be needed in these applications to maximize screw life. Linear motion solutions take advantage of this movement to accomplish many tasks. Increasing the lead of the screw will increase the speed and acceleration attainable without increasing the critical speed. Design with confidence, streamline your process, and achieve optimal performance for your projects. Our products are proudly made in Lead Screws ¶ Lead screws use a threaded rod to create high-torque linear motion. Get ahead of the competition and accelerate your product development process with our speedy and reliable services. For higher resolution motion, an upgrade to a 400-step-per-revolution stepper motor or servo motor is available. They consist of a screw and a ball nut that contains several ball bearings, which reduce friction and increase precision. (BSA) was a pioneer and leader in precision plastic nut, lead screw and ball screw technologies for linear motion applications. Overview: Tribo-polymer Lead Screw Nuts Lead screws are a common technology used to convert rotary motion into linear motion, and are often used to provide actuation to a set of linear bearings. A common driving mechanism for achieving linear motion is a stepper motor and externally supported lead screw-based assembly. A Basic Guide to Implementing a Lead Screw Assembly for Any Design In many devices lead screw assemblies are used to convert motion from rotary to linear and vice-versa. The screw lead is the axial advance that is realized from one complete turn (360°) of the screw. Buy lead screw,linear motion lead screws, T6 Lead Screw, Stainless Steel Trapezoidal Screw with Copper Nut, Pitch 1mm/2mm Lead 1mm/2mm/4mm/6mm/12mm 3D Printer Trapezoidal Rod, 1pcs (Pitch 1mm Lead 1mm,150m: Linear Motion Lead Screws - Amazon. It converts rotational motion into linear motion. A lead screw, also known as a power screw, is a threaded rod or bar that translates rotational motion into linear motion. Another use case for lead screws is to change the angle of an arm platform, though Motorized linear lead screw actuator systems are composed of a NEMA hybrid stepper motor, lead screw, and nut. Parallel-Coupled BiSlide® Assemblies are the ideal solution for applications with large loads or long spans. A lead screw and a ball screw are basically the same, but a ball screw has ball bearings in the nut to reduce friction with the screw. The repeatability of Apr 24, 2025 · Learn how to determine the optimal speed for lead screws in linear motion applications. Same and Next Day Delivery. Those companies — Ball Screws & Actuators Co, Warner Linear, Thomson Industries, and Neff Automation — now form the nucleus of the Thomson lead screw business. The formula below is used to find the required motor rotary torque, give the Force, lead, and efficiency of the lead screw. The most common forms of linear propulsion are screws (ball, roller, or acme/lead), belts, chains or cables, rack and pinions, and linear motors. For more than 25 years, Thomson BSA has designed and manufactured the highest quality lead screw assemblies in the industry. Nov 13, 2018 · Translating rotary motion to linear motion is a basic part of mechatronic design. Motion offers Acme screws for linear motion solutions, filtered by multiple screw sizes and material types. Although they might look identical to an untrained eye, the threads on a threaded Jul 19, 2025 · Lead (mm/rev) refers to the linear distance a ball nut travels when the screw shaft completes one full revolution. Find the top 100 most popular items in Amazon Industrial & Scientific Best Sellers. Linear actuators combine a linear guide system with a drive mechanism and power source to produce precise, controlled straight-line motion. The rotation movement into a linear motion, with a small frictional resistance Screw Specifications: Ball screw Design advancements for linear motion systems A linear motion system achieves higher performance through consistency and precision along the entirety of its mechanical and electromechanical design elements. They are optimal for high performance linear motion control. Lead screws are important component in converting rotational motion into precise linear motion. Also called lead screw motors, these combined units reduce set-up time and cost for linear motion systems. When compared to other types of mechanical actuation methods, Thomson lead screws provide the most cost-effective combination of speed, accuracy, efficiency, repeatability, quiet operation, lubrication retention, load capacity, and compactness. The slider of the linear module and the guide rail are matched with zero clearance to ensure high smoothness and silence. Ball screws utilize recirculating steel balls within cylindrical or flanged nuts, offering superior speed, durability, and short lead times through precise rolling action that maintains consistent lead accuracy across Selecting the right motion control system can often mean the difference between success and failure. It typically consists of a threaded screw shaft and a corresponding nut that engages with the threads. This allows linear actuators to provide quiet The most common solutions for linear motion control include ball screw linear actuators, lead screw actuators and lead screw drives. Drahorádová *, V. We VXO manufactures types of Ball Screw, Lead Screw, Linear motion control products, including linear bearings, linear guideways, linear module with our original high rigidity mechanism and stable grinding technology. com FREE DELIVERY possible on eligible purchases Jan 25, 2023 · What Are Ball Screws and Lead Screws? Ball screws and lead screws are two different types of mechanical linear actuators that create linear motion from rotational motion. Among the numerous mechanisms available, rack and pinion and lead screw systems are two popular choices. These systems are widely used in fields like life sciences and diagnostics, where they ensure accurate movement for applications such as microscopy, DNA sequencing, and cell analysis. The assembly is usually a screw shaft combined with a nut to provide power transmission. If we divide 8 by 4096, we get a resolution of 0. However, selecting the right screw is not always easy, albeit necessary, to get the job done effectively and efficiently. So, just Lead Screws Supernuts Thomson BSA® precision lead screws are an excellent economical solution for your linear motion requirements. Maximum accuracy is always based on the accuracy of 1 full step, but maximum resolution is based on all system components including lead screw, encoder, stepper motor and step mode on the controller. High-precision technologies, including linear encoders and Jul 20, 2022 · 100-1000mm Manual Sliding Table Ball Screw 1605 Linear Stage CNC Slide Stroke Module for CNC Router X Y Z Axis 100% brand new and high qualtiy. However, they can, and often will, back drive, depending on the screw’s friction, lead angle, and efficiency. There are two versions, captive and non-captive, with both options incorporating a compact and simple design that offers smooth and quiet motion. PBC Linear specializes in electric and mechanical variants powered by lead screws, ball screws, or belt dri Integrated motor and screw assemblies are available in various configurations and designs. The various products convert the rotational movement of a stepper motor to linear motion, with the use of a lead screw and an engineered thermoplastic nut (Delrin). The article will then look at the A lead screw is a key component in mechanical systems, driving linear motion and widely used in precision manufacturing, automation, and various industrial applications. Our precision rolling process ensures accurate positioning to ,075mm/300mm and our PTFE coating process produces assemblies that have less drag torque and last longer. When the linear module works, the friction coefficient decreases and the mute effect is achieved. These products are used for building assembly, inspection, dispensing, pick-and-place, drilling, milling and industrial automation systems. Many sizes for metric and imperial with dimensional drawings and load ratings. Available in CF16 and CF35 flange sizes with stroke length options from 25mm to 150mm. Choose from our selection of lead screw motors, including over 80 products in a wide range of styles and sizes. The correct lead screw is essential, and, In many cases, lead screws are the right choice for the job. The shaft is replaced by a lead-screw. Finally, there’s A critical look at acme, ball, and roller screws for linear motion and Choosing the best lead screw for a linear motion application from Machine Design, authored by Tolomatic’s own senior mechanical engineer, Igor Gilkin. High-quality Support and Competitive Ball Screw Prices! Ball screw and lead screw linear assemblies, defined as precision guides that can be equipped with NEMA motors, hand cranks, or left unmotorized for custom linear motion control. Easily convert screw torque to linear force online with our free calculator. Our Linear Stage Actuator are not only small in size and convenient to transport, but also can bear up to 4 kg horizontally and 1 kg vertically. Ball screws are available in standard and metric sizes. Learn about their operation, design variations, materials, and how to choose the right lead screw for your application. Mar 23, 2024 · Lead Screws Explained A lead screw is a type of mechanical power transmission used in machines for high-precision actuation. Linear motion is used for various applications, including machine tools, assembling and packing, testing and inspection, and robotic systems. Lead screws use the helix angle of the thread to convert rotary motion to linear motion. A lead screw or a power screw is a mechanical system that converts rotary motion to linear motion. The LM™ series linear slide incorporates a lead screw for high accuracy and low cost, and comes standard with a 200-count stepper motor. Manual or stepper motor actuation options. Combined with a precision lead screw, the stepper motor is utilized in one of Thomson’s main product families – stepper motor linear actuators. In some cases, the ball nut is rotated and the shaft is Explore our CAD configurators for ball