Shear blade gap adjustment. In addition to this, the lower blade can be raised and lowered because it has oval holes for the bolts it's attached to the table with. Feb 26, 2024 · Adjusting the cutting blade gap on a shearing machine is an important process to ensure precise cutting. I will post Jan 8, 2024 · This article will introduce why shear blade (shearing machine blade) gap is needed and how to adjust it. Cause Analysis: The incorrect positioning of the baffle plate and the large gap between it and the shear blade is causing movement during locking Jul 24, 2023 · Learn how to adjust the blades of a hydraulic pendulum shear with our comprehensive guide. How to fix the alignment or set on shears. Also for: 52t, 52. Make sure you switch the machine off, shut off all air to the shear, and drain the tank of Jun 17, 2021 · When adjusting the shearing machine blade gap, it is recommended to refer to the shearing machine's instruction manual or consult a professional technician to ensure correct adjustment and safe operation. On each end of the shear ram is our EXTREMELY HEAVY-DUTY Gibbing system. 5. Electrical System: Meets NFPA 79 and construction requirements of the ANSI B11. I will post All shears come with the ability to “Gap” the blades either by manual shimming (very slow), Bed/Lower Blade adjustment (slow) or by a quick blade gap adjusting mechanism which also can be powered (fastest). Adjust the blade gap by moving the blades closer or farther apart based on the material thickness. 12′ x 1/2″ New Standard Shear Model AS500-12 Features: Made in the U. 4. This adjustment can often be controlled by a computer control on the machine after the parameters for thickness, type of material, and size to be cut are entered into the controller. Find the two set screws on the left and right of the lower blade to advance the lower blade to High Carbon, High Chrome Shear Blades Hold-downs faced w/anti-mar neoprene Ball Transfers on Each Table Segment Swing Beam Design Manual Quick Change Blade Gap Adj. The step-by-step process to adjust the shear blade gap You’ll need a 1 1/8” wrench, a 24” adjustable wrench, a 15/16” wrench, and a small adjustable wrench. The shear blade is an important part of the shear. Select the appropriate shear angle to minimize deformation and improve edge quality. Please send several pictures of the shear when you schedule RAKO Inc for a Blade Flip. This adjustment is accomplished by increasing or decreasing pressure on the bow adjustment bolt (41) located at the rear of the cutter bar. Electrical System: Meets NFPA79 and construction requirements of the ANSI B11. Align the Dec 7, 2018 · All shears come with the ability to "Gap" the blades either by manual shimming (very slow), Bed/Lower Blade adjustment (slow) or by a quick blade gap adjusting mechanism which also can be powered (fastest). The machine is equipped with an automatic gap adjustment system, ensuring precise cuts with minimal material waste. Jul 23, 2023 · Uniformity of blade edge clearance Inspection method and diagram Adjust the shear angle to zero, jog the tool holder downward until the upper and lower blades coincide for 1-2mm along the whole length, and then turn off the main motor. These gibbs also control the front to back and left to right forces of the ram travel delivering the most precision A 4’ squaring arm with recessed scale makes for fast, easy measurement. Understanding its importance and how to adjust it is crucial for operators and maintenance personnel. Aug 15, 2024 · Fig. Shearing machine is one of the necessary machinery in sheet metal processing factories, and often all products are cut by shearing machine. 25 Hrs per blade foot to complete this process including, gapping (setting the blade Gap). May 30, 2025 · Motorized Adjustment: Use motorized controls for fine and consistent blade gap tuning, enhancing precision and reducing adjustment time. The shear blades or hold- SHARP METAL EDGES. Blade Position: Adjust the blade position to achieve the desired cutting angle. Foot Squaring Shears. Adjust the table in or out by adjusting the “push/pull” adjusting bolts located in the machined pocket on the side frame. Keep the hold-down (Index #3) at the minimum gap required to feed the material into the shear. Adjustment ranges from 0,05 mm blade gap for thin sheet thicknesses and progressively increases for heavier thicknesses up to the maximum shear capacity. By following these tips, you can ensure the proper setup and calibration of your metal shear machine, maximizing its performance, accuracy, and safety while minimizing operational hazards. S. 5. 1 The width of shear parts is not consistent, and the repeated accuracy of batch parts is out of tolerance. Always keep hands, fingers, and other body parts. This adjustment is usually made with a smaller button on the machine. In addition, the gibs will be adjusted to eliminate any excess space or play. Apr 10, 2001 · Setting the shear blade properly is key to extending blade and machine life. A typical gap is between 5% to 10% of the material thickness. ) Remove the bottom blade and clean it one by one. 4. Service personnel attempting to operate the shear using manval override actuators on the hydraulic directional must observe exireme caution to prevent personal injury or damage to the shear blades, limit switches, and hydraulic cylinders due to overtravel by manual actuation. FINGER AMPUTATION. 2 Position Power Blade Gap Adjustment (3/8” and Larger) 3 Position Power Blade Gap Adjustment (3/8” and Larger) Pneumatic Sheet Support 208v Single Phase Special Paint Colors Other Electrics and Motors Bolt/Shim Kit for Leveling Harder Grade of High Carbon, High Chrome Knives CSA Phenolic Tabletop BACKGAUGES Manual Swing Up Backgauge . I've only had a jump shear in the past. The quality of the blade determines its service life. Dec 5, 2023 · Swing Beam Shears and Guillotine Shears are two common types of sheet metal processing equipment, you do not know how to choose when buying a shear? After reading this article, you will understand the difference between the two types of shears, including what is the difference in the blades and how to adjust the gap of the shear blades. The hydraulic shear blade gap adjusting mechanism is convenient to operate, fine in blade gap adjusting precision and high in adjusting speed, and has a fine application and promotion prospect. Retighten the adjustment bolts after setting the gap. This video is how to realign or bend the shears so that they cut. To adjust the blade gap of your shear, the turnbuckles (55) are utilized to move the cutter bar down and hold the position while the blade adjustment is being made. Inspect the top of the adjustment plate for burrs, nicks or other imperfections that may prevent proper seating of the guide blade and cause errant blade gap readings. Guillotine Drive System – provides superior strength and durability compared to all other shear drive systems Quick-Change Blade Gap Adjustment – all models have either manual or power blade gap adjustment for Automatic Quick-Change Blade Gap Adjustment NOTE: All AS375 x 12’ and smaller shears come standard with manual quick-change blade gap Linemaster Foot Switch 3 Manual Rapid Blade Gap Adjustment (3/8", 5/8", 3/4") Manual Swingup Backgauge 208-230/460"3 phase Linemaster Foot Switch Safety Switch for Front Guard Quality PO 140 52218 3 9-435-2378 / Fax 313-435-2262 / Web / E-mail N C UT TING Take Betenbender's high quality Shear and add Shear options to "build it your way!" Dec 7, 2008 · To my understanding, this adjustment exists for the sole purpose of adjusting the blade gap and parallelism. Always wear heavy leather other body parts away from blades and hold-down gloves when handling sheet metal. Typically, this involves turning the adjustment screws or bolts to move the blades closer together or further apart. Blue areas require contact fit. Q11K hydraulic guillotine shearing machine with E21S controller,how to adjust shearing machine balde gap clearance according different cutting thickness and material. Page 5: Blade Gap Adjustment If you have any specific questions regarding optimal blade gap, please consult Tennsmith. New users only. Back off all leg-to-bed bolts (19 & 20)and loosen adjusting screws (44) and (45). Automatic blade gap adjustment -model TSX – in function of the material thickness by means of 2 hydraulic cylinders. Manual blade gap (TS) Our quick blade gap adjustment is located conveniently in front of the machine. Always cham-(point-of-operation Apr 12, 2009 · Is there a chart or just a standard formula for setting the blade gap on shear blades based on material and thickness? I have an old Niagara 30" shear I want to 'tune up'. To close the gap, tighten the screw in 1⁄4 increments until you have reached the desired gap. For optimal cutting results, proper blade clearance must be calculated based on the material type and thickness. This is based on a normal working environment, and the bolts and washers are not damaged. Feb 21, 2023 · Improper shear blade gap adjustment will impact power consumption and terminate cuts. This positive mechanical system provides a smooth, uniform gap adjustment via precision machined tapered gibbs. Aug 12, 2024 · Check the calibration of the blade gap, shear angle, backstop, hold-down pressure, and other critical parameters. Oct 4, 2024 · As an experienced shearing machine operator, I know that manually adjusting the blade clearance is critical for achieving precise cuts and extending the lifespan of your equipment. Blade Gap Adjustment A. Terms apply. Aug 27, 2020 · I recently got a used 14 gauge Jorg hydraulic shear in my shop and need some advice about how to adjust the blade gap. The blade gap in the center of the shear is controlled by the adjustment screw (40) located on the backside of the cutter bar of the shear. Hydralic will to up to 18ga, then we reset the clearance with levers on up to 3/16. 5 days ago · Before you even reach for a wrench, recognize this essential truth: adjusting the blades of your hydraulic shear is far more than a routine maintenance step. As a general rule, it requires 1. This setting was achieved using a piece of shim stock. However, if this is unavailable, the thickness of news print will approximate this dimension. All our TS shears are equipped with power rake angle adjustment from the SP 8 control panel and quick blade gap adjustment. Understanding Blade Clearance Blade clearance refers to the gap between the upper BLADE GAP ADJUSTMENT The factory setting for the gap between the upper and lower blade is . Here's a general guide on how to adjust it: Consult the Manual: Always refer to the manufacturer's manual for specific instructions on adjusting the blade gap. 5" From Blade To End * Stroke Counter * Front Controlled Power Back Gauge Adjust the blade gap: the blade gap for accurate adjustment, so that it matches the thickness of the processed plate, reducing the drag caused by the shear process of burrs. Quick-Change Blade Gap Adjustment - all models have either manual or power blade gap adjustment for fastest set-up. Proper clearance ensures that the material is cut cleanly, without burrs or distortion, while also reducing wear on the blades. Setting the proper clearances for blade cutting affects the drive, ram, tooling, and cut quality. jump shear will do up to 16ga mild steel. Proudly owned and operated 100% in the U. To adjust blade for cutting, (after setting up or changing * Squaring Arm * High Carbon, High Chrome Shear Blades * Ball Transfers On Each Table Segment * Manual Quick Change Blade Gap Adjustment * Squaring Arm: 39. NOTE: A properly aligned shear will produce a scissor like sound when the blades transcend and will leave a minimal burr on sheared stock. Contact Ushttps://www. – built from non-proprietary parts available in the USA. To set up shear, remove from skids and place on level foundation. Start the machine, adjust the shear angle, and adjust the blade gap to the maximum value. The sharp edges of down can easily pinch, crush, or amputate fingers or sheet metal can easily cut fingers, hands, and other body parts. JSTMT Shear blade gap adjustment1. How to Properly Clamp Material in the Flat Shear Section How to Check Blade Gap Hold Down Bar Adjustment Fasteners NOT to Torque Voltage Change on Single Operator Piranha Ironworkers Pressure Gauge Install on Piranha Ironworker Quick Reference Piranha Ironworker Overview 5 Point Piranha Ironworker Maintenance Check Up Piranha Ironworker Walkaround To perform the adjustment, bring the adjusting blocks in contact with the bolts and then adjust the threaded rods (109) connected to the stop (100) so that the stop is flush against the bottom blade at both ends of the shear. Jun 6, 2025 · Understanding the importance of guillotine shear blade gaps is essential not only for operators and maintenance personnel but also for engineers and production managers who are tasked with optimizing output while controlling costs. Learn how to check the alignment and correct the We adjust the blade clearance of the shearing machine by adjusting the lower blade. Different materials and thickness Blade gap adjustment on Durma Shear TS Shear All HACO shears are recognized for being well-built, accurate and cost-effective, meeting the demand for the high-precision sheet metal and heavy fabrication market, to run small- or high-volume production. Having an assistant move the blade while the operator measures the clearance can improve accuracy. Blade gap is adjusted by means of the steering handle shown in Figure 6. *As you operate the shear over time, the brass with normal wear can allow the blades to become out of adjustment. Discover essential tips and tricks for success. 1. The shear blades, which are important components in a cutting machine, will undergo rotation and adjustment to ensure their proper function. Apr 14, 2025 · Blade clearance in hydraulic shears is the gap between the upper and lower blades during the cutting process. comEmail: info@harsle. ) Click on pictures below to enlarge them. Maximize your cutting efficiency and achieve perfect results every time. 1 Schematic diagram of the transmission principle of shearing machine 2. Measure the edge clearance at 50mm away from the end face of the blade, and then every 150mm along the blade. Clearance Charts Suggested horizontal clearances for metalworking shears (Note: Suggested clearances are to be used only as a guideline. the blades are really nice (and sharp) but all the bolts are loose on the machine, and the gap is non-existent. Jul 22, 2025 · Introduction Introduction to Blade Clearance in Shearing Machines Proper blade clearance in shearing machines is essential for achieving high-quality cuts, extending blade life, and ensuring machine efficiency. Piercing Blades The acceptable gap between the piercing blades and razor blade is 5/8” (16mm). 1 Jun 30, 2025 · Safely replace or flip hydraulic shear blades by following lockout, PPE, and step-by-step removal, installation, and alignment procedures. Details CNC shear blade gap adjustment mechanism Achieve stepless adjustment of the blade gap through manual adjustment. Guillotine Design – 80,000 PSI “Top Driven” Hydraulic Cylinders (3) Position – Manual Blade Gap Adjustment (Rear Operated) Electro – Hydraulic Rake Adjustment w/Digital Readout Steel Welded Construction “Hold Down” Pressure – Independent from Shear Pressure Price On Request Blade Gap Adjustment A. The mechanism includes a lower knife rest, a base, a swing arm, an upper shear blade and a lower shear blade that are connected to each other, and the mechanism is characterized in that the lower shear blade is arranged on the lower knife rest; the upper shear blade is arranged on the swing arm driven by a The shear blade gap driving adjusting device of the roller flying shears is simple in structure, high in adjusting accuracy and capable of saving labor cost and reducing maintenance risks. Jul 23, 2023 · Learn how to operate and adjust a guillotine shear like a pro with our expert tips. Jul 26, 2001 · The power blade gap adjustment adjusts the blade gap with a motor. Blade clearance also has to do with the strenth of the blade. Different shearing machines may have slightly different procedures. In many cases, the gap between the upper and lower blades determines the quality of the cutting and the maintenance of the blade during installation View and Download Tennsmith 36 operation, parts & maintenance manual online. The guillotine shear features automatic angle and blade holder adjustment and is equipped with touch screen control for convenient parameter setup. Cancel anytime. LAG SHEAR SECURELY TO FLOOR. Loosen the adjustment bolts on the shear assembly. Read now! The above gap % sounds about right, but I don't think you will be shearing 18 ga. Each gibb plate (#1) slides opposite of each other on oil impregnated nylon call Nylatron (#2). Automatic blade gap adjustment -model TSX - in function of the material thickness by means of 2 hydraulic cylinders. Piercing blade contact with the clearance areas (red) will cause abnormal stresses to the blade and the piercing and/or guide blades to shatter. After waiting for the hydraulic shear to run up and down for several rounds, turn off the machine and disconnect the main power supply. Slightly worn blades may be repeatedly squared with a grinder and square until a maximum of 1/2” (13mm) of material has been removed from the lower piercing edge. The swing beam shearing machine is equipped with a fast blade gap adjustment mechanism, which can adjust the blade gap that is good for cutting according to different plate thickness and materials, and is equipped with an accurate parameter table for reference selection, and obtains satisfactory cutting quality through reasonable blade gap. Provided is a shear blade gap adjusting mechanism of a swing type shearing machine. Hydraulic Pressure: 2250 psi Hydraulic Self-Compensating Holddown Bar Assembly Light Beam Gauge (Shadow Line) Linemaster Foot Switch Manual Rapid Blade Gap Adjustment (3/8” and Larger) Manual Swingup Backgauge NEMA Electrics Power Adjust Variable Rake Safety Switch for Front Guard Single Piece Top and Bottom, Shock Resistant Knives with Four Nov 25, 2023 · Basic web search simply typing in the words, "Blade angle adjustment for PEXTO 137-L shear" Brought up a lot of helpful useful information. Mar 29, 2023 · Knowing how to adjust the shear blades is essential if a manufacturer wants to fit different sheet metal cutting materials and thicknesses. Find the left and right screws of the lower blade to increase the clearance, generally on the outermost side. Pressure Sensing Hold Downs Squaring Arm, 39. Manual Blade Gap Adjustment Blade gap adjustment on the shear is necessary to obtain a perfect cutting quality. Modified High Carbon, High Chrome Reversible Knives: Provide four separate edges for clean cuts and long blade life. Coaxing the Cut Certain metals, such as stainless steel, have a tendency to stick to the blades during shearing. Bottom edges may be worn to a maximum radius o Red areas require an air gap, and blades may occasionally need to be ground to provide clearance. Adjusting a 36” tennsmith stomp shear to make nice cuts after not cutting at all prior! The blade gap in the center of the shear is controlled by the adjustment screw (40) located on the backside of the cutter bar of the shear. It features a moving upper blade and a fixed lower blade, which work together to apply a shearing force that cuts through metal plates of various thicknesses. MVS shears offer high-precision shearing, ideal for demanding sheet metal applications. Find the lower blade on the left and right of the two wide gap screws generally on the outside. Linear Blade Motion - straight line cutting action produces superior edge quality compared to swing beam/rocker arm shears. Feb 11, 2021 · Adjust Bottom Blade Holder: - There are four brass guides which hold the blade holder in position. The upper blade is fixed and cannot be adjusted. Analysis and troubleshooting of mechanical shearing machine 2. If necessary, shim legs at the floor, to level bed on ledges. By carefully setting and maintaining the correct blade gap, companies can significantly improve production quality and reduce operational waste. The adjustment is necessary to be sure, that the actual blade gap and the scale for the adjustment of the blade gap fit together. We adjust the blade gap of the shearing machine by adjusting the lower blade. The document provides instructions for maintaining and adjusting the blades on a power shear machine. harsle. Part 2Shearing Principles Twist May 16, 2012 · Once set at the factory, the blade gap typically doesn’t require – or receive – any adjustment or maintenance until the blades need to be changed or sent out for sharpening. Badly worn blades must be replaced. 1 10′ x 1/4″ New Haco Atlantic HSLX (HDSX) Hydraulic Guillotine Shear. The factory setting is the optimal clearance for the entire range of material likely to be sheared on this machine. Always keep hands clear of the blade. The gap should never be higher than 3/16” from the table. Like the Swing Beam, the shear design allows for easy blade clearance adjustment via an eccentric cam system in the rear link arm pivot. This is a budget-friendly series of hydraulic guillotine shears with blade gap and rake angle adjustment. A. The Accurshear uses the highest quality shear blades, specially developed to minimize re-sharpening. Oct 2, 2024 · Procedure: Use a feeler gauge to check the gap between the blades. Instructions are given for loosening bolts to adjust the blade alignment if the clearance is outside the specified range. Oct 8, 2024 · Like the Guillotine, the shear produces a straight-line cutting motion through the material allowing the use of 4-edge blades and a 1-degree relief angle. The throatless shear is a great tool to have in your garage if you are doing a ton of sheet metal cutting, but after a while it will be time to replace the blades. There are the two large bolts on the sides of the table, and the double nut and threaded rod at the front ends of the table. Bed must rest squarely on right and left hand leg ledges at all four corners when bolts are loose. Manual Adjustment: For manual or foot-operated shears, adjust the blade gap by hand with careful monitoring. Two per side as seen in picture below. To adjust blade gap clearance at each end of the blade, loosen top 4 bed bolts, two on each end of the table, and four table stabilizer bolts. 5" from blade to end Electric Stroke Adjustment Stroke Counter Operator Control Console Aug 14, 2024 · Adjust the blade gap to accommodate the thickness of the metal, ensuring clean cuts without excessive burrs. It describes checking and adjusting the clearance between the blades at different points along their rotation. ) The blades can be used on four sides, and the selected side shall be Get access to live TV channels when you try YouTube TV. Two bolts are located at the bottom of the vertical table stiffener on the inside of the side frame. Jul 22, 2025 · Shear Angle Adjustment: Use the shear angle adjustment feature to set the upper tool rest to zero degrees. Auto blade gap Our quick blade gap adjustment - model TS - is located conveniently in front of the machine. To adjust blade gap clearance at each end of the blade, remove the 4 cover plate bolts on each end of the C-frame (side frame). We need to know how to adjust the shear blade gaps or change the cutting blade blades to fit different sheet metal cutting materials and thicknesses. #2 Rear Adjusting Screw Stop Collar Do Not Adjust #3 Front Adjusting Screw #4 Blade Gap Scale Precision Cutting System: Our single piece top and bottom, high carbon, high chrome shock resistant knives provide four separate edges for clean cuts and long blade life. Do not misuse the shear by using it for other than its intended purpose. My junp shear (4') actually has beefier blades than my 10' hydraulic. 2. All shears come with the ability to “Gap” the blades either by manual shimming (very slow), Bed/Lower Blade adjustment (slow) or by a quick blade gap adjusting mechanism which also can be powered (fastest). 36 power tool pdf manual download. See A on the graphic on page 7. Depending on the shear capacity, either high carbon, high chrome, or high carbon/shock resisting blades are used for shearing a wide range of metals. Easy blade gap adjustment means precise cuts for a wide variety of materials. In this video Matt goes over how The drum-type flying shear has the characteristics of simple structure, small occupied area, high shearing speed, high shearing blade gap adjustment precision and the like, is widely applied to a cold-rolled sheet galvanizing production line, is used for shearing welding seams, sampling and splitting and shearing according to a user contract weight plan, has the working stability and shearing Feb 11, 2021 · Adjust Bottom Blade Holder: - There are four brass guides which hold the blade holder in position. (2mm) total. It will Adjustment ranges from 0,05 mm blade gap for thin sheet thicknesses and progressively increases for heavier thicknesses up to the maximum shear capacity. Loosen slightly the 5/8” bolts. 1 located on the left hand side of the machine: Figure 6. 002. It is also necessary to adjust the blade gap after having exchanged the blades. If you have questions regarding the Hold-down, please consult the factory. Adjust the Gap: Use the manufacturer's recommended method to adjust the blade gap. 6. Ensure the interface between the blades is smooth and flat after adjustment. Today we will show you how to adjust the shearing machine cutting blade clearance manually point by point. p5fq6i5 bfxw ngzn1wk utwqi jl0tn 46lp7 0l2sk s8q of59 jlf