6" x 12" SURFACE GRINDER MODEL SB1023 © November, 2009 by South Bend Lathe Co. 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 SB1023 INTRODUCTION For Machines Mfg. Since 8/09 INTRODUCTION About This Machine Capabilities This 6 x 12" Surface Grinder allows you to smooth the surface of metallic workpieces. It utilizes a table that moves on a horizontal plane and a grinding wheel that moves along a vertical axis. By mounting a workpiece to the table, then moving the table and the grinding wheel during the grinding process, extremely small amounts of material can be removed to create high-tolerance flat surfaces.
For Machines Mfg. Since 8/09 INTRODUCTION Model SB1023 Identification Elevation Handwheel Travel Stops Grinding Wheel & Guard Cross Travel Lock Knob Cross Travel Handwheel Operation Controls Electrical Box Longitudinal Travel Handwheel Storage Cabinet Figure 1. Identification. 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 SB1023 INTRODUCTION For Machines Mfg. Since 8/09 Machine Specifications Machine Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. PHONE: (360) 734-1540 • © South Bend Lathe Co. www.southbendlathe.com Model SB1023 6" x 12" Surface Grinder Product Dimensions: Weight ..........................................................................................................................................................................540 lbs. Length/Width/Height .............................
For Machines Mfg. Since 8/09 INTRODUCTION Model SB1023 Main Specifications: Operation Information Maximum Distance Wheel To Table........................................................................................................................ 81⁄4" Maximum Distance Table To Spindle Center .......................................................................................................... 12" Long Stroke .........................................................................................
Model SB1023 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 SB1023 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 SB1023 SAFETY For Machines Mfg. Since 8/09 Additional Surface Grinder Safety 1. Eye Protection: Grinding causes small particles to become airborne at a high rate of speed. ALWAYS wear eye protection when using this machine. 2. Wheel Speed Rating: Wheels operated at a faster speed than rated for may break or fly apart. Before mounting a new wheel, be sure the wheel RPM rating is equal or higher than the speed of the grinder. 3.
For Machines Mfg. Since 8/09 PREPARATION Model SB1023 PREPARATION Preparation Overview Things You'll Need The purpose of the preparation section is to help you prepare your machine for operation. The typical preparation process is as follows: 1. Unpack the machine and inventory the contents of the box/crate. 2. Clean the machine and its components. 3. Identify an acceptable location for the machine and move it to that location. 4.
Model SB1023 For Machines Mfg. Since 8/09 PREPARATION Unpacking This item was carefully packaged to prevent damage during transport. If you discover any damage, please immediately call Customer Service at (360) 734-1540 for advice. You may need to file a freight claim, so save the containers and all packing materials for possible inspection by the carrier or its agent. A Inventory Main Inventory: (Figure 2) Qty A. Machine w/Wheel Installed............................
For Machines Mfg. Since 8/09 PREPARATION Model SB1023 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.
Model SB1023 For Machines Mfg. Since 8/09 PREPARATION Location Weight Load Refer to the Machine Specifications for the weight of your machine. Make sure that the surface upon which the machine is placed will bear the weight of the machine, additional equipment that may be installed on the machine, and the heaviest workpiece that will be used. Additionally, consider the weight of the operator and any dynamic loading that may occur when operating the machine.
For Machines Mfg. Since 8/09 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. Unbolt the machine from the pallet and make sure that the table is locked in place.
Model SB1023 Assembly After the machine is placed in the final location, and before the lifting apparatus is removed, you should install the machine feet. Included with your machine are four cushioned feet with built-in adjustment studs (see Figure 7). These feet are easily installed and provide for accurate machine leveling. To install the feet: 1. For Machines Mfg.
For Machines Mfg. Since 8/09 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.
Model SB1023 PREPARATION Initial Lubrication Your machine was lubricated at the factory, but we strongly recommend that you inspect all lubrication points yourself and provide additional lubrication if necessary. Refer to Lubrication on Page 30 for specific locations. Test Run • Press the STOP button. 8. WITHOUT resetting the switch, press the START button. The machine should not start. Refer to Troubleshooting on Page 34 for solutions to common problems that may occur with surface grinders.
For Machines Mfg. Since 8/09 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. To better understand the remaining parts of this section, please take a moment to read this overview. To reduce the risk of serious injury when using this machine, read and understand this entire manual before beginning any operations.
Model SB1023 OPERATION For Machines Mfg. Since 8/09 Controls G. Spindle On Button: Supplies power to the grinding wheel motor. Refer to Figures 10–11 and the following descriptions to become familiar with the basic controls of this machine. H. Emergency Stop (Off) Button: Cuts power to the grinding wheel motor. A. Longitudinal Travel Handwheel: Moves the table back and forth along the longitudinal axis (X-axis). B. Center Table Stop: Provides a barrier for the table stops to limit table movement. C.
For Machines Mfg. Since 8/09 Wheel Selection Grit Size Most grinding wheels from major manufacturers are marked in a somewhat uniform manner. Understanding these markings will help you understand the capabilities of various wheels. Always refer to the manufacturer’s grinding recommendations when selecting a wheel for your project. The grinding wheel you choose will depend on several factors related to the operation you plan to perform.
Model SB1023 OPERATION Removing & Installing Grinding Wheels 4. For Machines Mfg. Since 8/09 Position the spanner wrench on the spanner nut (Figure 14). Spacer Washer If you must conduct a ring test, the grinding wheel must be removed and reinstalled onto the hub. However, when doing this, remember that overtightening or rotating the spanner nut in the incorrect direction can damage threads, crack the grinding wheel, and make grinding wheel removal more difficult than necessary.
For Machines Mfg. Since 8/09 7. Model SB1023 OPERATION Remove the grinding wheel, as shown in Figure 17. Paper Washer Figure 19. Important paper washer. Figure 17. Removing wheel. 8. Wipe the grinding wheel seat shown in Figure 18 so no paper is stuck to the seat. The seat must be clean and free of debris. Note: Wiping the threads, grinding wheel seat, and hub with a lightly-oiled rag is acceptable to prevent rust.
Model SB1023 For Machines Mfg. Since 8/09 OPERATION Removing & Installing Wheel & Hub When the wheel has been ring tested, and dressed, the wheel and hub must be removed and balanced as an assembly. However, remember that overtightening or rotating the spindle bolt in the incorrect direction can damage threads, crack the grinding wheel, and make grinding wheel removal more difficult than it needs to be. To remove and reinstall the wheel and hub: 1. DISCONNECT MACHINE FROM POWER! 2.
For Machines Mfg. Since 8/09 4. Model SB1023 OPERATION Position a 12mm open end wrench on the spindle shaft that protrudes from the motor fan cover (Figure 22). 7. Oil the threads and thread the hub puller (Figure 25) into the hub until it stops. Hub Hub Puller Figure 25. Hub puller. Figure 22. Spindle shaft. 5. Using the wrenches, turn the spindle bolt clockwise as shown in Figure 23. Hold 8.
Model SB1023 9. For Machines Mfg. Since 8/09 OPERATION Set the wrenches aside and carefully remove the wheel and hub assembly with the hub puller still installed (Figure 27). Wheel Inspection Do not assume that a wheel is in sound condition just because it is new—damage can often occur during shipping, with age, with prolonged exposure to moisture, or because of improper storage. To inspect a wheel for damage: Figure 27. Wheel and hub removal. 10. Unthread the hub puller and set it aside. 11.
For Machines Mfg. Since 8/09 Model SB1023 OPERATION Ring Test Wheel Dressing This test will give you an indication of any internal damage that may not be obvious during a visual inspection. Superior grinding results can only be achieved with a properly balanced and dressed wheel. Do not assume that a wheel will run true on the spindle if it is new or has not been separated from the hub. To perform a ring test: 1.
Model SB1023 OPERATION To dress the grinding wheel: 1. Insert the diamond tipped dressing tool into its base (Figure 32), and use a 4mm hex wrench to tighten the locking set screw. For Machines Mfg. Since 8/09 Wheel Balancing Static wheel balancing can be difficult and very time consuming without practice. For accurate grinding results, wheel balancing is mandatory. For this balancing procedure, you will need a wheel balancing fixture.
MAINTENANCE For Machines Mfg. Since 8/09 4. Without letting any of the dogs or the lock balls they contain fall out of the hub, use a 2.5mm hex wrench to loosen the dogs and position them at the 0°, 120°, and 240° degree locations as indicated by the degree scale on the hub (Figure 34). Lock Ball Inside Dog Slot Paper Washer Hub Figure 34. Grinding wheel hub. Note: Pay special attention to keep the dogs engaged in the hub slot when they are loose.
Model SB1023 OPERATION For Machines Mfg. Since 8/09 Magnetic Chuck Grinder Operation The Model SB1023 is designed to be used with a magnetic chuck. The table is equipped with a T-slot for securing your magnetic chuck. Refer to your magnetic chuck manufacturer's instruction manual for proper chuck preparation and mounting techniques. Grinding with a surface grinder is a delicate process that takes practice, skill, and knowledge.
For Machines Mfg. Since 8/09 Model SB1023 OPERATION Using the Surface Grinder Operation of the grinder is controlled through the movement of the three handwheels. The elevation handwheel controls the up and down movement of the grinding head. It is this axis that governs the amount of stock removal. Never attempt to remove too much material in one pass. The best results are be achieved with multiple light passes. The longitudinal travel handwheel rapidly moves the table from left to right.
Model SB1023 MAINTENANCE For Machines Mfg. Since 8/09 Maintenance Maintenance Schedule Lubrication ! Always disconnect machine from power before performing maintenance or serious personal injury may result. To keep this machine in the best operating condition, make sure to complete the following maintenance items within the minimum intervals listed below. If this machine is used in a heavy industrial setting, or in a dirty or damp environment, increase the lubrication intervals.
For Machines Mfg. Since 8/09 4. MAINTENANCE Model SB1023 Clean the lower column leadscrew section with mineral spirits, dry with a rag, and relubricate with any standard machine or multipurpose grade grease (Figure 38). Figure 38. Lower column leadscrew. 5. Wipe the table cross feed grease fitting clean (Figure 39), and put two or three pumps of grease into it. Wipe off any grease that bleeds through the seams. Figure 40. Ball bearing ways. Grease Fitting Figure 41. Table ways and rack. Figure 39.
Model SB1023 MAINTENANCE For Machines Mfg. Since 8/09 Handwheel Backlash Adjustment Column & Table Gib Adjustment Backlash is the amount of play found in a leadscrew. Without moving the table, the amount of backlash can be determined by lightly turning the handwheel with your fingertips in one direction until the handwheel stops, noting the location shown on the handwheel scale. Then the handwheel is turned in the other direction until it stops.
For Machines Mfg. Since 8/09 MAINTENANCE Service Machine Storage Never attempt to move this machine without first locking the table in place. If the machine is slightly tilted, the table could uncontrollably slide and fall off of the machine and cause machine damage or severe injury. Long-term storage Long-term storage 1. DISCONNECT MACHINE FROM POWER! 2.
Model SB1023 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 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. Correct the cause of overload, then reset/replace fuse or breaker. 3.
For Machines Mfg. Since 8/09 Symptom Vibration when grinding, poor surface finish, or incorrect final dimensions. TROUBLESHOOTING Model SB1023 Possible Cause Possible Solution 1. Grinding wheel is out-of-round or is loaded up with material. 1. Dress grinding wheel to make concentric and to the required grit level (Page 25). 2. Grinding wheel is out of balance or damaged. 2. Remove, and ring test, and balance the grinding wheel (Page 20 & 26). 3. Missing or torn grinding wheel paper washers. 3.
Model SB1023 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. 2. 3. 4.
ELECTRICAL For Machines Mfg. Since 8/09 Model SB1023 SB1023 Wiring Diagram 110V Electrical Box Spindle Motor Control Panel Figure 45. Electrical box & control panel location. Figure 44. Spindle motor & pump motor locations.
Model SB1023 ELECTRICAL For Machines Mfg. Since 8/09 SB1023 Wiring Diagram 220V Control Panel (Viewed From Behind) 4 ON BUTTON (Viewed From Behind) Motor Wired for 220V 3 4 GND 3 3 2 4 V 3 3 OFF BUTTON (Viewed From Behind) 2 R 1 4 R Run Capacitor 200MFD 125VAC 3 GND Electrical Box 1 U GND 98 NO U Hot V Hot 97 95 NC 96 THERMAL RELAY Allen Bradley 193TAC 6 AMP 5.
PARTS For Machines Mfg.
Model SB1023 For Machines Mfg. Since 8/09 PARTS Column 68 98 100 71 102 104 64 94 73A 104 105 75 93 103 94 65 92 69 70 76 108 78 82 95 62 101 74 77 96 91 72 93 67 106 108 79 81 63A 107 99 61 See Column Parts List on Page 42.
PARTS For Machines Mfg. Since 8/09 Model SB1023 Table 128 144 144 128 114 127 129 126 152 119 125A 147 118A 115A 131 142 155 143 113 141 121 153 157 151 148 120 150 160 112 133 156 162 130 149 116 131 144 124 146 132 134 159 158 111 145 156 123 122 154 See Table Parts List on Page 42.
Model SB1023 For Machines Mfg.
For Machines Mfg.
Model SB1023 For Machines Mfg.
WARRANTY WARRANTY & RETURNS 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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