84 $ 15. Typical uses include automation systems, robotics, medical equipment, and transport-type machinery. A handle on the side of the carriage locks the carriage in place. These 500 series profile rails guide single or multiple ball carriage systems. Guide Rail Carriages. Suggestions are given for further considerations, including fixing the axial position of the twin leadscrew, accurately. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. They are available in seven installation sizes, and users have the choice between three different carriage options: with manually or automatically adjustable clearance or an extremely robust heavy-duty version. But when a compact package is the driving design factor, dual-shaft linear guides are a common choice. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. High-Cycle Low-Profile Ball These 500 series profile rails guide single or multiple ball carriage systems. Our high performance, Ball Rail linear guides protect. Our guides are made of extruded aluminum profiles, which are aligned using leveling plates or clamped onto a correspondingly precisely machined support plate. $99. Ball Bearing Carriages and Guide Rails for Curves. $15. drylin® Q flange bearing, square flange, twin. 6 mm Long, Static Load Capacity: 15. With PTFE sleeve bearings and a low-friction ball screw, these slides don’t require the mess and maintenance of lubrication but still give you precise positioning anywhere along the length of their stroke. 45 shipping. Clean Room Ball Bearing Carriages and Guide Rails. With an internal reservoir that continuously supplies grease, these carriages and guide rails are good for use in hard-to-reach places. THK America Official Online Store264 products. Guide Length: 3. Assembled rail and carriages are dimensionally interchangeable with recirculating ball bearing guides *TW-03-25 carriages run on rail part # TS-01-20; from 76. All-steel construction and tightly spaced wheels with double ball bearings gives these rails the strength needed to handle heavy loads. Side-Mount Ball Bearing Carriages and Guide Rails. Supplier: Stock Drive Products & Sterling Instrument - SDP/SI. At a minimum, these items include the expensesThese 500 series profile rails guide single or multiple ball carriage systems. Mount 1 mm wd. or Best Offer. High-Cycle Ball Bearing Carriages and Guide Rails A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. Wipers sweep away dust. Locking Sleeve Bearing Carriages and Guide Rails. High-Cycle Ball Bearing Carriages and Guide Rails A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. New NSK LAH15EM Linear LM Guide Rail Bearing Block LAH15 x1ea. or Best Offer. These 500 series profile rails guide single or multiple ball carriage systems. Also known as profile rails, they keep carriages aligned and guide them short and long distances with minimal friction. Application. Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. The ball guide or bearing rail, shaft, or aluminum surface will support the bearing and is typically available in standard steel, stainless steel, Armoloy plated, or chrome plated. drylin® T guide carriages offer a low cost, maintenance-free alternative to recirculating ball bearings. back next. A simple adjustment of the middle roller makes the roller carriage play-free or sets the desired preload in the rail. In stock and ready to ship. Linear Slides & Carriages are a type of mechanical device used to move or guide objects in a linear motion. Some linear slides are motorized, others are not. In stock and ready to ship. WON linear rails go together with the WON bearing guides as a matching set. The carriage has dynamic load capacity of 21. Slides, Track, and Rollers. Material sliding element: iglide® J. Choose from our selection of bearing guides, including ball bearing carriages and guide rails, mounted linear bearings, and more. Strut Channel Trolleys. ANWOK 2Pcs Linear Guide Rail HGR20-800mm with 4Pcs HGH20CA Square Type Carriage Bearing Block Linear Rail Set Slide Guide Rod Overall Length 31. A five degree-of-freedom model of a table supported by linear roller guides with guide rail errors was built to determine table-motion errors during its motion along erroneous rails. Gantry rails can be either manual or automated. $24. . Small enough to fit in a camera zoom lens and other precision motion applications, these carriages and guide rails have a black chrome-plated finish that diffuses light to prevent reflecting light from causing equipment to malfunction. AUTOMATION & IIOT. Convenient for use with devices such as grippers and printing heads, these air slides have a nonrotating head that provides steady motion and a large mounting area. Best Match; Time: ending soonest;. T-Slotted Framing LinearBearings and Track Rollers. The guide rail bearing installation steps are as follows: 1. All of these carriages have a wide base and low-profile design to stabilize moment (twisting) and off-center loads. High-Cycle Ball Bearing Carriages and Guide Rails. Linear guides will usually consist of two components; the sliding carriage and the rail. In the example above, if the applied. A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. 3,794 products. With a plastic cage that surrounds the ball bearings to prevent them from colliding, these extra-wide carriages run quietly for many cycles without needing maintenance. They also keep parts and machinery moving and aligned. In stock and ready to ship. These standards mount to a hanging bracket or track, making them easier to install than other standards. Each carriage has end seals to keep lubricant in and dirt out. NLGI 2 is about the. RoundRail linear guides are the non-driven building blocks for linear slide tables. com +86-578-2950898. Carriages have a wide base for stabilizing moment (twisting) and off-center loads better than standard sleeve bearing carriages. Sleeve Bearing Carriages and Guide Rails Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. Non-motorized slides include dovetail, roller and ball bearing. They are used where there is a need for a precise linear guiding system for heavy loads with high rigidity and low friction. Extra-Wide Ball Bearing Carriages and Guide Rails. When it comes to 12 Linear Guide Rails, you can count on Grainger. drylin® T Standard Guide Rail. Made with needle-roller bearings, these track roller carriages have higher load capacities than other track roller carriages. 08 C or 0. Ball Bearing Carriages and Guide Rails. Mount components to these load-rated bearings and track rollers to add linear motion along T-slotted rails. SEB miniature guide rails pair with SEB type ball bearing carriages to create a lightweight, compact guide system with a low profile that fits in tight spaces for. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. Food Industry Linear Sleeve. Ball bearings provide. 0 mm Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy. This reduces the noise, heat, friction, and dust they produce, so carriages can travel back and forth along the rail many times. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. Extra-Wide Ball Bearing Carriages and Guide Rails. Open Linear Ball Bearing Slide Block Carriage Slider for Rail Guide CNC, HGH20CA, 20mm. Sadly, this is not the case with profiled rails that require accurate mounting and alignment to ensure even load distribution among the recirculating balls. While pushing the slider, hold the tail of the slider with your hands behind your back. Extra-Wide Ball Bearing Carriages and Guide Rails With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. Carriage. Extra-Wide Ball Bearing Carriages and Guide Rails. Rail width: 12 mm - 60 mm. Linear Motion. All of these carriages have a wide base and low-profile design to stabilize moment (twisting) and off-center loads. Choose from our selection of linear motion rails, including ball bearing carriages and guide rails, support-rail shafts, and more. Compatible with THK guide rails, mount these wipers to carriages to sweep chips and other contaminants out of the way as the carriage moves across the rail. They're good for use in areas where multiple carriages or rails won't fit. As the customers' requirement 3. Guide loads along angle rail tracks in food and pharmaceutical plants or other sanitary environments. In stock and ready to ship. A ball bearing wheel and PTFE rub block support blades for general purpose cutting. Zaber's LC40 Series of linear guides are recirculating ball bearing guides designed to interface seamlessly with most 40 mm T-slot extrusion framing systems and accessories. To achieve the desired running properties there must always be a film of lubricant between track and roller, this also. Linear Actuator Sliding Table Linear Guide Sliding Table Linear Stage Actuator Cross Slide Table Linear Slide Guide Rails Ball Screw Guide Sliding Table W/Handwheel, Stroke 200/900mm (200mm) $100. Add your own stepper motor and controller to precisely move the ball screw and carriage smoothly at high speeds, like a head on an inkjet printer. Partial-Extension Lock-Open Drawer Slides. 9 in / 1700 mm long HSR20 rail shafts, 4 HSR20 bearing blocks, and a bunch of dust-proof plugs. 0 mm Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy. They can be modified with accessories in the field without removing the carriage. Figure 3: Profile rail bearing linear guide Profile rail bearing systems Profile or square rail systems offer higher accuracy, higher rigidity, higher load-life capacity, and are also very compact. Choose from our selection of linear slides, including ball bearing carriages and guide rails, telescoping slides, and more. Precision. INA Linear Bearings or Carriages RWU series are preloaded and especially suitable for use. These 500 series profile rails guide single or multiple ball carriage systems. Suitable for clean room use, these carriages and guide rails are made entirely of stainless steel. All of these carriages have a wide base and low-profile design to stabilize moment (twisting) and off-center loads. In stock and ready to ship. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. No cutting charge for standard lengths and tolerances. Guide-Rail Way Wipers. These track roller carriages and guide rails are stainless steel for use in wet, corrosive environments. $8. In stock and ready to ship. They're good for use in areas where multiple carriages or rails won't fit. $8. Guide Rail Carriages. Add your own stepper motor and controller to precisely move the ball screw and carriage smoothly at high speeds, like a head on an inkjet printer. Roller bearing carriages handle heavier loads than ball bearing and track roller carriages. bearing steel, Gcr15, stainless steel, chrome steel. Air Slides. The sliding carriage is the element that moves along the rail and supports the attached load. 7 kN. Carriage Width. End seals keep lubricant in and dirt out. Straight rails have close tolerances that support high loads and provide precise ball movement. Mount in. Guide Rails. Add your own stepper motor and controller to precisely move the ball screw and carriage smoothly at high speeds, like a head on an inkjet printer. IKO LWL9B Linear Ball Bearing Carriage Slide on 79mm Guide Rail 9mm Wide (1) Total Ratings 1. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. Rollers are permanently lubricated to save maintenance time and effort. For technical drawings and 3-D models, click on a. 329 products. High-Cycle Ball Bearing Carriages and Guide Rails A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. Use them in areas where multiple carriages or rails won't fit. At Rollon,. Note: Ball bearings do not have a cage, so they’ll fall out if the carriage is removed from the guide rail. Free shipping. What can you do to fix a stucked HG. 38mm) bearing balls. Rubber. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. Convenient for use with devices such as grippers and printing heads, these air slides have a nonrotating head that provides steady motion and a large mounting area. Use it to prevent wear and corrosion to keep carriages, guide rails, slides, tracks, and ways fast and accurate. High-Cycle Ball Bearing Carriages and Guide Rails A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. The linear motion guide bearings are sometimes referred. Semi-automatic Grinding Device. SEB miniature guide rails pair with SEB type ball bearing carriages to create a lightweight, compact guide system with a low profile that fits in tight spaces for. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. End seals keep lubricant in and dirt out. 001 to . Features. The 500 Series Ball rail is subjected to multiple straightening processes during and after grinding of the roller paths. With a plastic cage that surrounds the ball bearings to prevent them from colliding, these extra-wide carriages run quietly for many cycles without needing maintenance. High-Cycle Ball Bearing Carriages and Guide Rails. In stock and ready to ship. High traverse speeds of up to 7 m/s and extremely quiet (faster and quieter than systems with recycling ball bearings). Load: 20,600 N - 126,000 N. Anti-Reflective Miniature Ball Bearing Carriages and Guide Rails. Straight rails have close tolerances that support high loads and provide precise ball movement. 38. 5 . Load Fastening from Top. Burrs (leftover pieces of metal from machining) on the linear guide or in the carriage channels. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. When it comes to 5 Linear Guide Rails, you can count on Grainger. And since they are available in a variety of sizes and capacity levels, they are used in many different applications. Choose from our selection of aluminum extrusion carriages, including over 750 products in a wide range of styles and sizes. This linear guide rail is produced from high-quality bearing steel. Extra-Wide Ball Bearing Carriages and Guide Rails. These carriages and guide rails are steel. Rails come in lengths of up to 1000mm for the H series guides; mini rails up to 695mm for the M series guides; and wide mini. Clean Room Ball Bearing Carriages and Guide Rails. linear guide with ball bearing KUEM series. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads. When it comes to 15 Wide Linear Guide Rails, you can count on Grainger. Straight rails have close tolerances that support high loads and provide precise ball movement. They're good for use in areas where multiple carriages or rails won't fit. Description Material: Steel. Free shipping. JTW Graphite Lubricating Bronze Washer a huge range of Graphite Filled Bushes. They're good for use in areas where multiple carriages or rails won't fit. If 40. IVTAAG carriages are available with a wide variety of accessory options for your specific application. For example, MGN9 carriages use 1/16″ (1. In stock and ready to ship. These 500 series profile rails guide single or multiple ball carriage systems. IVTAAN linear guides offer an alternative and more cost-effective solution to profile rail systems. drylin® T Miniature Guide Rail. roller linear guide RWA-065-FXS series. Ball Rail linear guide systems from Rexroth provide the optimal combination of accuracy, speed, load-bearing capabilities, and price to performance that serve precise machine movements and machining processes of all types. Straight rails have close tolerances that support high loads and provide precise ball movement. All of these carriages have a wide base and low-profile design to stabilize moment (twisting) and off-center loads better than other carriages. Positioning Slides Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. Support higher loads than ball bearings, but run at lower speeds. 2. Miniature profiled rails have a rail width of 15 mm or smaller and two rows of recirculating balls. Motion Accuracy. Ball-bearing carriages and rail systems create less friction and resist misalignments. Guide Rail. Slide drawers, panels, and doors with these tracks and rollers. $77. Guide-Rail Way Wipers. Their gothic arch profile provides more roller-to-rail contact. Download 3D CAD models. Purchase THK products ONLINE, Linear Motion Guides, Actuators, Ball Screws, Cross Roller Rings, Linear Bushings, and even Custom Parts. Guideway: Ball Rail® Systems with four long runner blocks per carriage Carriage with one-point lubrication Precision Ball Screw Assembly to tolerance class 7 with clearance-free. Ball Bearing Carriages and Guide Rails for Curves. Standard carriages are narrower than flanged carriages, making them. Thanks to the X arrangement with rails and carriages (block), larger differences in height can also be made up. The amounts specified in Table 4. Mount in. block body in standard version Overall length of the runner block = 73. . Ball-bearing carriages and rail systems create less friction and resist misalignments. Maintenance-Free Ball Bearing Carriages and Guide Rails. Linear slides from isel are optionally supplied with Aluminium or steel body and are available in standard lengths of 70 mm, 100 mm, 150 mm and 200 mm. )When it comes to 315 mm Linear Guide Rails, you can count on Grainger. They're good for use in areas where multiple carriages or rails won't fit. Small enough to fit in a camera zoom lens and other precision motion applications, these carriages and guide rails have a black chrome-plated finish that diffuses light to prevent reflecting light from causing equipment to malfunction. Maintenance-Free. Slide drawers, panels, and doors with these tracks and rollers. Static load capacity up to 1350 lb. ball linear guide BNS series. Good service and cheap products are available. These track roller carriages and guide rails are stainless steel for use in wet, corrosive environments. Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. Side-Mount Ball Bearing Carriages and Guide Rails. Standard carriages are narrower than flanged carriages,. Closed anodized aluminum housing. Half the weight of steel, this aluminum framing resists corrosion in wet environments. They can be modified with accessories in the field without removing the carriage. wide miniature corrosion-resistant. Mount to vertical surfaces for applications where tight tolerances aren't required. This is due to our maintenance free sliding elements made of high-performance, self-lubricating plastics. Rail length: 19 mm - 42 mm. The basic distinction between “standard” and “miniature” profiled rail guides is the width of the guide rail: profiled rails with a width of 15 mm or less — and the carriages that fit on them — are generally considered “miniature”. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. Sleeve Bearing Carriages and Guide Rails. SEB miniature guide rails pair with SEB type ball bearing carriages to create a lightweight, compact guide system with a low profile that fits in tight spaces for. The coefficient of friction for ball style carriages is 0. Linear motion products are used in conveyors and assembly operations to provide movement in a straight line, including rolling elements in a raceway or guide rail. With multiple adjust options (Auto, Non, and Manual) as well as corrosion-resistant aluminum, this friction guide can handle any. This linear guide rail is produced from high-quality bearing steel. Suggestions are given for further considerations, including fixing the axial position of the twin leadscrew, accurately. Purchase THK products ONLINE, Linear Motion Guides, Actuators, Ball Screws, Cross Roller Rings, Linear Bushings, and even Custom Parts. They're good for use in areas where multiple carriages or rails won't fit. Bearing Material. Extend the horizontal reach of your Universal Robots’ arm to operate your robot at multiple positions along an assembly line, or transport workpieces from a conveyor to your CNC. Contact us for pricelist. Size A1 B B1 D E F H H1 H2 L C0Y N C0Z N CAD. Also called guides or ball slides, these low-profile ball bearing carriages have two rows of bearings and four points of contact with the rail. Roller Bearing Carriages and Guide Rails. They are used in applications where precise movement of small loads is critical, such as medical diagnostics, test and measurement equipment, rapid prototyping machines, and micro manufacturing machines. Ball bearings provide accurate movement and positioning at high speeds under heavy loads. Align the guide rail bearing interface and push it gently to the place indicated by the arrow in the figure below. Their V-shaped rails allow them to operate well in dirty environments because the debris won’t get trapped on the rail. Micro vibrations caused by surface imperfections on carriage bearings can affect precision. 440 Stainless Steel. CNC Linear Guide Rail Slide Stage Actuator Ball Screw Motion Table Nema 23 Motor. Precision linear shafts guide bearings and slides in single-axis motion and positioning. The Thomson Profile Rail assortment consists of the next generation Profile Rail 500 Series ball and roller linear guides, 400 Series, AccuMini, compact miniature MicroGuide ®, and lightweight T-Series. 0 lb is centered horizontally fore/aft and left to right in a typical dual rail and four carriage set, each of the bearing blocks would be statically loaded at 10. C-shaped guide rails grip the carriage around the outside to support linear motion along walls and other vertical surfaces. CNC Linear Guide Rail Slide Stage Actuator Ball Screw Motion Table Nema 23 Motor. In this design, a small rib-like structure protrudes from the bearing, fitting in with a corresponding notch/indentation in the rail. NSK LAH15EM Linear Guide Standard Ball Carriage Profile Rail Bearing. The rolling element of the bearing, whether it be ball or roller slides, helps move a load with ease. Round rail ball bushing bearing systems accommodate torsional misalignment caused by inaccuracies in carriage or base machining or machine deflection with little increase in stress to the bearing components. Considerations for sizing the guide rails and lead screw include withstanding the weight of the loads, using ball bearings to reduce friction, and ensuring a person can manually turn the lead screw with sufficient torque. X-Axis & Y-Axis Rack & Pinion, Made In USA. With support rail With slots Half guideway Curved guideway element Accessories Addressesdrylin® Q flange bearing, square flange, twin. They also maintain this precision under moment loads; a single carriage and rail is often bet-ter suited for this than a round rail. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. Available in 5 sizes from 7 mm. Extra-Wide Ball Bearing Carriages and Guide Rails. These 500 series profile rails guide single or multiple ball carriage systems. MISUMI USA has all of your Standard Linear Guides needs covered, with over 3. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. 002. Run many cycles in tight spaces before replacing or re-greasing carriages. Mechanical Drive System. BROWSE CATALOG Positioning Slides for Universal Robots. 334 products. Size the linear-guide system. With a plastic cage that surrounds the ball bearings to prevent them from colliding, these extra-wide carriages run quietly for many cycles without needing maintenance. Standard lengths up to 3,650 mm (Consult factory for longer continuous length or joinable rails. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. Straight rails have close tolerances that support high loads and provide precise ball movement. The ball bearings provide accurate movement and positioning at high speeds under heavy loads. One type of linear ball bushing guide is not necessarily easier to use than another, the choice depends entirely on the specifi c application. Rail Guide Material: bearing steel. They're good for use in areas where multiple carriages or rails won't fit. Ball bearings provide accurate movement and positioning at high speeds under heavy loads. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. Extra-Wide Ball Bearing Carriages and Guide Rails. Standard carriages are narrower than flanged. High-Cycle Ball Bearing Carriages and Guide Rails A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. Precision linear shafts guide bearings and slides in single-axis motion and positioning. For drylin® Standard guide rails 15/20/25/30mm (guide widths) Adjustable bearing clearance. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. They can be modified with accessories in the field without removing the carriage. The rail is machined for precise mounting and alignment on all critical sides—ensuring dimensional and rail form accuracy to. Extra-Wide Ball Bearing Carriages and Guide Rails. Straight rails have close tolerances that support high loads and provide precise ball movement. A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. Ball profile guide rail LLT and profile rail bearing are widely spread in many industries and are nearly used for any linear guide application. FZP POM Plastic Cage Ball Retainer is guide pin bush. THK. Extra-Wide Ball Bearing Carriages and Guide Rails. MI ITEM 11106538. T-Slotted Framing LinearBearings and Track Rollers. With a larger contact area than ball bearing carriages, roller bearing carriages provide better positioning accuracy and support heavier loads. Roller Chain Alignment Tools. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. The. They can be modified with accessories in the field without removing the carriage. Eject the plastic block in the slider. Profile rail is the newer of the two technologies and has been around for about 40 years. Mount to vertical surfaces for applications where tight tolerances aren't required. CSN. Shop Ball Bearing Guide Rails at Reid Supply 70+ years of expertise. They're good for use in areas where multiple carriages or rails won't fit. Extra-Wide Ball Bearing Carriages and Guide Rails. As with other bearing designs, linear bearings can be sealed off using metal or rubber. Aluminum housing with iglide® J liner material, plastic end caps. Half the weight of steel, this aluminum framing resists corrosion in wet environments. Choose from our selection of locking rails, including over 150 products in a wide range of styles and sizes. End seals keep lubricant in and dirt out. This is why profiled rails can only be used in. Brand. Carriages have ball or roller assemblies and pair with compatible profile. A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. Carriages can be adjusted for a snug or loose fit on the rail (also known as preload). Image credit: IKO. The linear guide rail runs along a girder attached to the top of the x-y supports. They can be modified with accessories in the field without removing the carriage. This is why profiled rails can only be used in. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. Language. But this cost effectiveness doesn’t mean it won’t have a long life. Speed. Linear motion guide slides (square rail linear bearings) include a guide rail and carriage unit. Add your own stepper motor and controller to precisely move the ball screw and carriage smoothly at high speeds, like a head on an inkjet printer.