4" METAL CUTTING BANDSAW MODEL SB1021 - SINGLE PHASE MODEL SB1022 - THREE PHASE Copyright © August, 2009 For Machines Mfg.
Scope of Manual This manual helps the reader understand the machine, how to prepare it for operation, how to control it during operation, and how to keep it in good working condition. We assume the reader has a basic understanding of how to operate this type of machine, but that the reader is not familiar with the controls and adjustments of this specific model. As with all machinery of this nature, learning the nuances of operation is a process that happens through training and experience.
Table of Contents INTRODUCTION ...............................................................2 About This Machine ............................................. 2 Capabilities ......................................................... 2 Features .............................................................. 2 Identification ........................................................ 3 Machine Specifications ........................................ 4 SAFETY..........................................................
Model SB1021/SB1022 INTRODUCTION For Machines Mfg. Since 8/09 INTRODUCTION About This Machine Capabilities Features This 14" Metal-Cutting Bandsaw allows you to make exterior and interior contoured or straight cuts. To better understand these capabilities, imagine making a "doughnut" out of 1" steel plate. Now that you know the basics of what this machine can do, take a minute to consider its features.
For Machines Mfg. Since 8/09 INTRODUCTION Model SB1021/SB1022 Identification Blade Tension Handwheel Operation Controls Guide Post Elevation Knob Work Lamp Electrical Control Box Welding Area Air Blower Blade Shear Table Grinder Table Trunnions Variable Speed Handwheel Front View Serious personal injury could occur if you connect the machine to power before completing the setup process. DO NOT connect power until instructed to do so later in this manual.
Model SB1021/SB1022 INTRODUCTION For Machines Mfg. Since 8/09 Machine Specifications Machine Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. 0(/.% s © South Bend Lathe Co. www.southbendlathe.com Model SB1021 14" Variable Speed Vertical Metal Cutting Bandsaw Product Dimensions: Weight ..........................................................................................................................................................................697 lbs.
For Machines Mfg. Since 8/09 INTRODUCTION Model SB1021/SB1022 Main Specifications: Operation Information Number of Blade Speeds .................................................................................................................................. Variable Blade Speed Range .................................................................................................................................... 88–384 FPM Blade Size Range ..............................................................
Model SB1021/SB1022 INTRODUCTION For Machines Mfg. Since 8/09 Machine Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. 0(/.% s © South Bend Lathe Co. www.southbendlathe.com Model SB1022 14" Variable Speed Vertical Metal Cutting Bandsaw Product Dimensions: Weight ..........................................................................................................................................................................697 lbs. Length/Width/Height ......................
For Machines Mfg. Since 8/09 INTRODUCTION Model SB1021/SB1022 Main Specifications: Operation Information Number of Blade Speeds .................................................................................................................................. Variable Blade Speed Range .................................................................................................................................... 88–384 FPM Blade Size Range ..............................................................
Model SB1021/SB1022 SAFETY For Machines Mfg. Since 8/09 SAFETY Understanding Risks of Machinery Operating all machinery and machining equipment can be dangerous or relatively safe depending on how it is installed and maintained, and the operator's experience, common sense, risk awareness, working conditions, and use of personal protective equipment (safety glasses, respirators, etc.). The owner of this machinery or equipment is ultimately responsible for its safe use.
For Machines Mfg. Since 8/09 SAFETY Model SB1021/SB1022 5. Entanglement: Loose clothing, gloves, neckties, jewelry or long hair may get caught in moving parts, causing entanglement, amputation, crushing, or strangulation. Reduce this risk by removing/securing these items so they cannot contact moving parts. 11. Chuck Keys or Adjusting Tools: Tools used to adjust spindles, chucks, or any moving/ rotating parts will become dangerous projectiles if left in place when the machine is started.
Model SB1021/SB1022 SAFETY For Machines Mfg. Since 8/09 Additional Metal Cutting Bandsaw Safety 1. 2. Blade Condition: Do not operate with a dull, cracked or badly worn blade—they can break during use or greatly decrease cutting performance. Inspect blades for cracks and missing teeth before each use. 4. Workpiece Handling: Your hands can be cut or drawn into the blade during operation if the workpiece moves unexpectedly. Always keep your hands a safe distance away from the moving blade.
For Machines Mfg. Since 8/09 PREPARATION Model SB1021/SB1022 PREPARATION Preparation Overview Things You'll Need The purpose of the preparation section is to help you prepare your machine for operation. During the setup process, operation, and maintenance of your machine, you'll need the following items: The typical preparation process is as follows: For Lifting 1. Unpack the machine and inventory the contents of the box/crate. 2. Clean the machine and its components. 3.
Model SB1021/SB1022 PREPARATION For Machines Mfg. Since 8/09 Cleaning & Protecting The unpainted surfaces are coated at the factory with a heavy-duty rust preventative that prevents corrosion during shipment and storage. The benefit of this rust preventative is that it works very well. The downside is that it can be time-consuming to thoroughly remove. Be patient and do a careful job when cleaning and removing the rust preventative.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 PREPARATION Weight Load Location Physical Environment The physical environment where your machine is operated is important for safe operation and longevity of parts. For best results, operate this machine in a dry environment that is free from excessive moisture, hazardous or flammable chemicals, airborne abrasives, or extreme conditions.
Model SB1021/SB1022 PREPARATION Lifting & Moving This machine and its parts are heavy! Serious personal injury may occur if safe moving methods are not used. To reduce the risk of a lifting or dropping injury, ask others for help and use power equipment. Use a forklift to lift the machine off the pallet and onto a suitable location using the lifting eye shown in Figure 2. For Machines Mfg.
For Machines Mfg. Since 8/09 PREPARATION Bolting to Concrete Floors Lag screws and anchors, or anchor studs (below), are two popular methods for securing machinery to a concrete floor. We suggest you research the many options and methods for securing your machine and choose the best one for your specific application. Anchor Stud Model SB1021/SB1022 Assembly This machine comes pre-assembled from the factory. However, tension has been removed from the blade for shipping purposes.
Model SB1021/SB1022 PREPARATION Power Connection Electrocution or fire may occur if machine is ungrounded, incorrectly connected to power, or connected to an undersized circuit. Use a qualified electrician to ensure a safe power connection. Once your machine is set up and assembled as previously described in this manual, it is ready to be connected to the power source. Use the information in this section to determine the power source requirements needed to operate this machine.
For Machines Mfg. Since 8/09 PREPARATION Model SB1021/SB1022 Test Run 4. Connect the machine to the power source. After all preparation steps have been completed, the machine and its safety features must be tested to ensure correct operation. If you discover a problem with the operation of the machine or its safety components, do not operate it further until you have resolved the problem. 5. Push the ON button. The green motor light will illuminate and the motor will start. 6.
Model SB1021/SB1022 OPERATION OPERATION Operation Overview The purpose of the operation section is to familiarize you with the basic controls, terminology, capabilities, and adjustments that are necessary to use this machine. For Machines Mfg. Since 8/09 4. Adjusts the upper blade guide height to approximately 1⁄8"–1⁄4" above the workpiece for maximum blade support. 5. Puts on safety glasses, and rolls up sleeves or secures any clothing or hair that could get entangled with moving parts.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 OPERATION L. Variable Speed Handwheel: Adjusts blade speed from 88 to 384 FPM. Controls Refer to Figures 6–8 and the following descriptions to become familiar with the basic controls of this machine. A. Motor Light: Lights when the ON button is pressed and there is power to the machine. L B. On Button: Turns the bandsaw motor ON. C. Off Button: Turns the bandsaw motor OFF. D.
Model SB1021/SB1022 For Machines Mfg. Since 8/09 OPERATION Blade Length Blade Selection Selecting the right blade for the cut requires a knowledge of various blade characteristics. Measured by the blade circumference, blade lengths are usually unique to the brand of your bandsaw and the distance between the wheels. Blade Terminology Model Blade Length Range SB1021/SB1022 ................................
For Machines Mfg. Since 8/09 OPERATION Model SB1021/SB1022 Tooth Set Three common tooth sets are alternate, wavy, and raker (see Figure 11). Each removes material in a different manner to make the kerf in the workpiece. Standard (or Raker) Raker Wavy Alternate Variable Pitch (VP) Variable Pitch Positive Rake Hook (or Claw) Figure 11. Bandsaw blade tooth sets. Alternate: An all-purpose arrangement of Skip (or Skip Tooth) bending the teeth evenly left and right of the blade.
Model SB1021/SB1022 For Machines Mfg. Since 8/09 OPERATION Blade Pitch (TPI) The chart below is a basic starting point for choosing teeth per inch (TPI) for variable pitch blades and standard raker set bi-metal blades/ HSS blades. However, for exact specifications of bandsaw blades that are correct for your operation, contact the blade manufacturer. To select the correct blade pitch: 1. Measure the material thickness.
For Machines Mfg. Since 8/09 OPERATION Note: Excessive blade contact with the wheel Blade Changes ! flange during operation could lead to blade and wheel damage. Always disconnect power to the machine when changing blades. Failure to do this may result in serious personal injury. All saw blades are dangerous and may cause personal injury. To reduce the risk of being injured, wear leather gloves when handling saw blades. 6. Re-tension the blade (refer to the following Blade Tensioning section). 7.
Model SB1021/SB1022 OPERATION For Machines Mfg. Since 8/09 Blade Breakage Blade Care & Break-In Many conditions may cause a bandsaw blade to break. Blade breakage is unavoidable, in some cases, since it is the natural result of the peculiar stresses that bandsaw blades must endure. Blade breakage is also due to avoidable circumstances. Avoidable blade breakage is most often the result of poor care or judgment on the part of the operator when mounting or adjusting the blade or support guides.
For Machines Mfg. Since 8/09 OPERATION Model SB1021/SB1022 Blade Speed Chart Use the blade speed chart in Figure 15 to determine an appropriate speed to start with, then examine the chips once you start cutting to determine which way to adjust the speed or your feed rate.
Model SB1021/SB1022 OPERATION For Machines Mfg. Since 8/09 Positioning Guide Post Adjusting Blade The guide post assembly is used for two Guides purposes: 1) To properly position the blade guard to protect the operator from the exposed blade between the workpiece and the upper wheel housing, and 2) to position the upper blade guides close to the workpiece for maximum blade support. The blade guides provide side-to-side and rear support to keep the blade straight while cutting.
For Machines Mfg. Since 8/09 OPERATION Note: The blade guides must be adjusted far Blade Support Cap Screw ! enough back so that they are behind the tooth gullets when the blade is deflected back against the blade support. Blade Guide Bracket Cap Screw Figure 19. Lower blade guides and bracket. 5. Model SB1021/SB1022 Position the blade guides so that they are approximately 1⁄16" behind the tooth gullets (see Figure 20), then re-tighten the blade guide bracket cap screw. 7.
Model SB1021/SB1022 OPERATION For Machines Mfg. Since 8/09 Tilting Table Blade Welding The bandsaw table tilts 15° to the left and 15° to the right for basic cut angles, and 10° to the front and 10° to the back for feed angles. When used together, compound angled cuts can be made. Being able to quickly and safely weld a bandsaw blade comes in handy for the following situations: s 4O RE JOIN A BLADE THAT HAS BEEN PURPOSELY cut for making an internal contour cut.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 OPERATION Note: To make a proper blade weld, the ends of the blade must be evenly butted together during the welding process. If necessary, use the grinder to square up the ends or remove any teeth that are in the welding zone (see Figs. 25–26). 5. Loosen the welding clamps by pulling the lock levers down. 6.
Model SB1021/SB1022 8. OPERATION Place the other blade end in the opposite welding clamp and position it so that it evenly butts up against the opposing blade end, then lock it in place by rotating the lock lever all the way up, as shown in Figure 29. Note: For a good blade weld, it is critical that the For Machines Mfg. Since 8/09 11. Inspect the weld. The welded joint should be even across the width of the blade with no gaps (see Figure 30).
For Machines Mfg. Since 8/09 OPERATION 13. Press and hold the annealing button until the weld zone turns the appropriate color, then release the button. Note: If you cannot get the proper annealing color from the blade manufacturer, use the recommendations below as a baseline and experiment from there. —Carbon Steel ..................... Dull Cherry Red —Carbon Steel Hard Back ...................... Blue —Bi-Metal ........................................... Orange —High Speed Steel ..............
Model SB1021/SB1022 MAINTENANCE For Machines Mfg. Since 8/09 MAINTENANCE Maintenance Schedule ! Chip Brush Always disconnect machine from power before performing maintenance or serious personal injury may result. For optimum performance from your machine, follow this maintenance schedule and refer to any specific instructions given in this section. Daily: s s s s s s #HECK CORRECT LOOSE MOUNTING BOLTS Check/correct damaged or dull saw blade. Check/correct worn or damaged wires.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 MAINTENANCE Lubrication The bearings on your bandsaw are factory lubricated and sealed. Leave them alone unless they need to be replaced. When needed, brush a light coat of multi-purpose grease on the blade tension leadscrew (Figure 34). If the table becomes difficult to tilt, position it so that you can brush a thin coat of multipurpose grease on the trunnion sliding surfaces (see Figure 36), then move back-and-forth to distribute.
Model SB1021/SB1022 MAINTENANCE For Machines Mfg. Since 8/09 V-Belts Note: When the machine is started, the belts will automatically adjust to the correct tension. To ensure optimum power transfer from the motor to the blade, the V-belts must be in good condition and operate under proper tension. Sprocket Drive Belt Check V-belt tension at least every three months—more often if the bandsaw is used daily. V-belts stretch with use and must be periodically re-tensioned.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 SERVICE SERVICE Blade Tracking Table Calibration A blade that is tracking correctly runs cooler, reduces wear-and-tear on the machine, and increases cutting performance. When tracking correctly, the blade rides next to, but not against, the wheel flange. The tracking is controlled by adjusting the upper wheel.
Model SB1021/SB1022 For Machines Mfg. Since 8/09 SERVICE 5. Tilt the table until the blade and table top are perpendicular, then tighten the trunnion cap screws. 6. Loosen the scale pointer for the cut angle scale (on the trunnion) and point it to zero. 7. Loosen the feed angle cap screw and place the machinist's square against the back of the blade. 8. Position the table perpendicular to the blade. 9. Tighten the feed angle cap screws. ! Guide Post Receiver 10.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 SERVICE Pinion Gear Backlash Leadscrew End Play During the life of the machine, the variable speed handwheel may develop extra backlash due to normal wear of the pinion gears. If this lash becomes unacceptable, use this procedure to reduce the backlash.
Model SB1021/SB1022 TROUBLESHOOTING For Machines Mfg. Since 8/09 TROUBLESHOOTING Troubleshooting If you need replacement parts, or if you are unsure how to do any of the solutions given here, feel free to call us at (360) 734-1540. Symptom Machine does not start. Possible Cause Possible Solution 1. Power supply switched off/has incorrect voltage. 1. Switch power supply on/verify voltage. 2. Blown fuse/tripped circuit breaker at main panel. 2.
For Machines Mfg. Since 8/09 Symptom Machine stalls or slows when operating. Model SB1021/SB1022 TROUBLESHOOTING Possible Cause Possible Solution 1. Too much pressure when feeding workpiece. 1. Reduce pressure when feeding workpiece. 2. Motor is wired out of phase (SB1022 only). 2. Swap two power incoming power leads (see Page 47). 3. Workpiece is warped and binding blade. 3. Fabricate a jig for better workpiece control. 4. Blade is not correct for material being cut. 4.
Model SB1021/SB1022 Symptom Machine or blade bogs down in the cut. Possible Cause 1. Reduce feed rate or increase blade speed 2. V-belts loose; belt squeals at times. 2. Tighten V-belts. 3. V-belts worn and slips. 3. Replace V-belts. 4. Blade is loading up. 4. Install a blade with more suitable TPI or different style of teeth. 5. Blade is dull, wanders, and gets pinched in the cut. 5. Replace blade, adjust guides and tracking. 6. Blade is dull. 6. Replace blade. 7.
For Machines Mfg. Since 8/09 Symptom Model SB1021/SB1022 TROUBLESHOOTING Possible Cause Possible Solution 1. Blade is improperly broken in. 1. Replace blade, and complete blade break in procedure. 2. The blade gullets are loading up with chips. 2. Use a blade that has larger gullets to carry out material. 3. The blade TPI is too fine for the thick workpiece, and the teeth load up and overheat. 3. Use a coarser-tooth blade, adjust feed rate, adjust blade speed, make sure the brush is working. 4.
Model SB1021/SB1022 ELECTRICAL For Machines Mfg. Since 8/09 ELECTRICAL Electrical Safety Instructions These pages are accurate at the time of printing. In the constant effort to improve, however, we may make changes to the electrical systems of future machines. Study this section carefully. If you see differences between your machine and what is shown in this section, call Technical Support at (360) 734-1540 for assistance BEFORE making any changes to the wiring on your machine. 1.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 ELECTRICAL Wiring Overview A CONTROL PANEL D A D WORK LAMP See Page 44 and Figure 48.
Model SB1021/SB1022 For Machines Mfg.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 ELECTRICAL SB1021 110V Electrical Panel, Motor & Cord E ELECTRICAL PANEL 0V 1 TRANSFORMER Model: S-034-005-1 Class: B Capacity: 110VA 1-Ph 50/60Hz Primary Voltage: 0V/110V/220V T 3 110V R T 220V 2 R 4 R R 2 T T 1 GND 11 1 4 4 2 3 4 R T 5 6 7 8 9 10 3 4 R T 6 6 2 4 A2 W A1 4 1 L1 3L2 5L3 13NO 3 10 1 3 C16 11 15 19 7 23 5.
Model SB1021/SB1022 For Machines Mfg. Since 8/09 ELECTRICAL SB1021 220V Motor Rewire SB1021 220V Electrical Panel, Motor & Cord E ELECTRICAL PANEL 0V 1 TRANSFORMER Model: S-034-005-1 Class: B Capacity: 110VA 1-Ph 50/60Hz Primary Voltage: 0V/110V/220V T 3 110V T 220V R 2 R 4 R R 2 T T 1 GND 11 1 4 4 2 3 4 R T 5 6 7 8 9 10 3 4 R T 6 6 2 4 A2 W A1 4 1 L1 3L2 5L3 7L4 3 400 1 3 C16 11 15 19 7 23 5.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 ELECTRICAL SB1022 220V Electrical Panel, Motor & Cord E ELECTRICAL PANEL 1 TRANSFORMER Model: S-034-005-1 Class: B Capacity: 110VA 1-Ph 50/60Hz Primary Voltage: 0V/110V/220V T 0V 110V 220V 2 W 1 1 2 3 U V W S 2 T 1 E 4 A2 V 3 A1 U S 1 L1 3L2 5L3 13NO 3 16 R T 10 3.
Model SB1021/SB1022 For Machines Mfg. Since 8/09 ELECTRICAL Electrical Pictures Electrical Component Pictures Terminal Strip Welding Transformer Figure 49. Welding Panel. Power Transformer Figure 47. Motor. Main Terminal Block Overload Relay Figure 48. Control Panel & Welder's Lamp. -48- Figure 50. Electrical Box.
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Model SB1021/SB1022 For Machines Mfg. Since 8/09 PARTS Lower Frame Parts List REF PART # DESCRIPTION REF PART # DESCRIPTION 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 PSS20M PSB1021002 PW04M PLW06M PCAP72M PSB1021006 PSB1021007 PSB1021008 PSB1021009 PSB1021010 PSB1021011 PSB1021012 PW01M PCAP14M PSB1021015 PSB1021016 PSB1021017 PSB1021018 PSB1021019 PSB1021020 PCAP31M PS48M PSB1021023 PB08M SET SCREW M8-1.25 X 8 LOCK COLLAR FLAT WASHER 10MM LOCK WASHER 10MM CAP SCREW M10-1.
For Machines Mfg.
Model SB1021/SB1022 For Machines Mfg.
For Machines Mfg.
Model SB1021/SB1022 For Machines Mfg.
For Machines Mfg.
Model SB1021/SB1022 For Machines Mfg. Since 8/09 PARTS Table & Tensioning System Parts List REF PART # DESCRIPTION REF PART # DESCRIPTION 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 PSB1021300 PCAP05M PLW04M PW01M PSB1021304 PCAP40M PSB1021306 PSB1021307 PW03M PLW03M PCAP07M PSB1021311 PSB1021312 PSB1021313 PSB1021314 PW03M PCAP06M PCAP04M PSB1021318 PW02M PS40M PW04M PLW06M PCAP72M PSB1021324 TABLE CAP SCREW M8-1.
For Machines Mfg. Since 8/09 Model SB1021/SB1022 PARTS Electrical Cabinet 410 411 404 400 405 406 407 408 403 412 402 401 409 413 415 420 414 416 419 418 417 REF PART # DESCRIPTION REF PART # DESCRIPTION 400 401 401 402 403 404 405 406 407 408 409 410 CABINET DOOR OL RELAY AB 193-EEEB 5.4-27A (SB1021) OL RELAY AB 193-EEDB 3.2-16A (SB1022) WIRE LOOM TRANSFORMER YA CHANG 220V 1A ELECTRICAL PANEL PHLP HD SCR M4-.7 X 8 PHLP HD SCR M4-.7 X 12 TERMINAL BLOCK 8P HEX NUT M6-1 PHLP HD SCR M4-.
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For Machines Mfg.
Model SB1021/SB1022 For Machines Mfg.
WARRANTY WARRANTY & RETURNS Warranty This quality product is warranted by South Bend Lathe Company to the original buyer for one year from the date of purchase. This warranty does not apply to consumable parts, or defects due to any kind of misuse, abuse, negligence, accidents, repairs, alterations or lack of maintenance. We do not reimburse for third party repairs.
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