Southbend SB1023 User's Manual
Contents
1. ccccceeees 38 PAR Simio diia aera a 39 Motor amp Spmadle casinos caos 39 E A E 40 gX T A E o E On A 41 Column Table Parts List sss 42 o ues E 43 Machine Labels sisi 44 WARRANTY RETURNS ssssssssssssssstsstsssssnssnscnsces 45 Model SB1023 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 One example of this type of work may occur when the table surface of a metalworking or woodworking machine needs to be made perfectly flat By removing the table from the machine and processing 1t with a surface grinder a perfectly flat surface can be created Another example of this type of work often occurs in the automotive industry When a head gasket needs replacing it is common practice to resurface the engine head to make sure it is perfectly flat in case any warping has occurred The head can be precisely ground using a surface erinder INTRODUCTION For Machines Mfg Since 8 09 Features Now that you know the basics of what this machine can do take a minute to consider its features The SB1023 is equipped with easy to r2. As Recommended 4 AJ S 220V Contactor Kit Part No PSB1023180 Set to 5 5A 38 South Bend Lathe Co Model SB1023 For Machines Mfg Since 8 09 Motor Spindle Only available as a complete assembly REF PART DESCRIPTION IA PSBIO2ZZ001A__ MOTOR amp SPINDLE ASSEMBLY i 2A A 12 GRINDING WHEEL 7 D X 1 2 W X 1 1 4 B E 7 E 10 7 2 22 28 24 25 26 27 South Bend Lathe Co REF 20 PART DESCRIPTION POBIO230014 FAN COVER 39 Model SB1023 PARTS For Machines Mfg Since 8 09 Column 68 98 100 7 102 i 104 64 Ze T A NS 94 73 A as 104 105 75 93 103 95 Ss 101 34 77 06 OSA 107 99 6l 97 See Column Parts List on Page 42 South Bend Lathe Co 40 Model SB1023 O O 00 Y Po LD D E O ay O es L G E 144 128 127 126 119 143 141 157 148 120 160 112 162 131 144 y 120 aM TR Y 144 J L JA 9 AHA U o Se Pat ES E EI De y O d S D Sl x f 9 o O h p a A y Eos y X a SE Ss eye 129 iS TOA 199 156 RS J T D a o X S N 124 123 122 154 145 156 158 111 140 132 134 159 See Table Parts List on Page 42 4 South Bend Lathe Co
3. 6 Unthread the spanner nut Figure 16 wi Figure 13 Spindle shaft Figure 16 Exposing wheel spacer washer 20 South Bend Lathe Co For Machines Mfg Since 8 09 7 Remove the grinding wheel as shown in Figure 17 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 10 Grinding Wheel ibe MW O Figure 18 Wheel mounting hub 9 Inspect the paper washers for missing pieces on both sides of the grinding wheel Figure 19 The paper washers are cushions between the spacer washer and the grinding wheel seat Without the washers cracks can spawn from the center of the wheel when the spanner nut is tightened Over time these cracks can radiate outward and the wheel may explode possibly causing injury South Bend Lathe Co OPERATION Model SB1023 Paper Washer SE pR p Only B A TA MAX Dn d a K 9 TRE TIM el dia a os ae AN C ee Figure 19 Important paper washer Note If you need to replace or install new paper washers replacements can be cut out of any thick construction paper or card stock Regular notebook paper or paper from a copy machine is not acceptable as it is too thin to provide the required cushion Don t forget to record the whee
4. 18 South Bend Lathe Co For Machines Mfg Since 8 09 Wheel Selection 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 The hardness of the material you will be grinding and the surface finish you desire are the two primary factors to consider when selecting a grinding wheel An example of the basic format for wheel numbering is shown below The wheel in this example is a 36A60LV The prefix is a manufacturer specific designation and will vary depending on the manufacturer Use the charts below as a basic wheel selection outline for most grinding operations Abrasive Type Abrasive Application Type A Aluminum Oxide For grinding common steel White Aluminum Oxide For erinding harder metals heat WA treated steel carbon steel alloy steel etc OPERATION Model SB1023 Grit Size The ideal grit for an operation depends on a number of considerations Use the table below to choose a grit suitable for your desired results Operation Coarse Grit Fine Grit Consideration 10 46 CLA ELO Material Increased Decreased Removal Surface Finish Workpiece Soft
5. 3 Apply any general purpose automotive grease to the stud threads 4 Thread the studs into the machine base from the bottom up until the studs emerge from the cabinet floor approximately 2 see Figure 7 Foot Otud Jam Nut Threaded Figure 7 Machine feet 5 Thread the jam nuts onto the protruding studs but do not tighten them at this time 6 Place the machine onto the floor 7 Using a precision level on the machine table adjust the feet studs so the machine is level from side to side and front to back PREPARATION For Machines Mfg Since 8 09 8 Use a 19mm wrench to tighten the jam nuts inside of the cabinet and lock the feet studs into place Note Over the course of the next six months periodically verify that the machine is still level and re adjust the feet as required 9 Rotate the top handwheel counterclockwise to raise the headstock slightly Then remove the wood support block see Figure 8 Top L k Handwheel Sa Wood Support Block Figure 8 Support block 10 Using a 14mm wrench install the two handles into the handwheels Figure 9 Figure 9 Headstock height handwheel 14 South Bend Lathe Co For Machines Mfg Since 8 09 PREPARATION Model SB1023 Power Connection AWARNING 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 pow
6. OFF BUTTON Viewed From Behind Run Capacitor 200MFD Electrical Box F 125VAC ES d GND v E ay has S 6 Neutral 280 po Z dell Say sO SSe ue s 5 SI 9882 a 328 2 280 qa 110 VAC aY Ey E S 2 ES Emu a BR FRE S ze 8 R Ground 5 15 Plug R As Recommended South Bend Lathe Co 37 Model SB1023 SB1023 Wiring Diagram 220V Control Panel Viewed From Behind ON BUTTON Viewed From Behind OFF BUTTON Viewed From Behind Electrical Box GND Q z Q L e CE Y e e s 5 5A 25T 4 T12 6T3 in AMP 5 JO Y 7 95 NC 96 4 gt o 2 N mall SU O v 4 lt y sa o Jeg ed co KD BBO SEZ AP S a lt n OQ o Od 3 Q l de GOO 7 For Machines Mfg Since 8 09 Motor Wired for 220V Run Capacitor 200MFD 125VAC 220 VAC 6 15 Plug
7. rest assured that if you have finish problems the erinding wheel is not the culprit Depending on the finish required varying degrees of roughness can be obtained For example A fast dressing at a depth of 0 03mm will prepare a wheel surface for rough cuts and slow dressing with multiple light passes of the diamond at a depth of 0 01mm will prepare the same wheel for finish cuts Positioning is critical for the dressing tool so you will not shatter the diamond or have poor dressing results The dressing tool must be positioned in the trailing zone of the wheel as shown in Figure 31 for best results and safe use If the tool is positioned on the leading side of the wheel the diamond will be shattered or even grabbed by the wheel and drawn under the erinding wheel causing severe damage or injury Grinding Wheel BANANA AO Magnetic Chuck L TT TTT tt TTT T Figure 31 Safe tool positioning for wheel dressing 9B Model SB1023 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 Figure 32 Dressing tool setup 2 Lower the headstock so the wheel is approximately 5mm lower than the tip of the dressing tool 3 Position the tip of the dressing tool at the trailing side of the wheel as shown in Figure 31 and move the table inward until the diamond tip of the dressing tool slightly touches the edge of
8. 19 too thin to provide the required cushion Be sure to transfer any RPM limitations and wheel type information South Bend Lathe Co For Machines Mfg Since 8 09 Ring Test This test will give you an indication of any internal damage that may not be obvious during a visual inspection To perform a ring test 1 Make sure the wheel that you test is clean and dry otherwise you may get false results 2 Hang the wheel in the air with a piece of cord or string looped through the hole in the center as shown in Figure 30 Paper Washer Figure 30 Ring test setup and test locations 3 At the locations shown in Figure 30 gently tap the wheel with a light non metallic device such as the handle of a screwdriver or a wooden mallet An undamaged wheel will emit a clear metallic ring or ping sound in each of these spots A damaged wheel will respond with a dull thud that has no clear tone If you determine from the ring test that the wheel is damaged DO NOT use it South Bend Lathe Co OPERATION Model SB1023 Wheel Dressing 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 Dressing the wheel correctly will save you from wasting grinding abrasive and shattering the dressing tool diamond Additionally with a properly balanced and dressed wheel you can
9. 26 e Lubrication on Page 30 e Handwheel Backlash Adjustment on Page 32 e Column amp Table Gib Adjustment on Page 32 South Bend Lathe Co For Machines Mfg Since 8 09 OPERATION Model SB1023 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 AWARNING To reduce the risk of serious injury when using this machine read and understand this entire manual before beginning any operations AWARNING Loose hair clothing or jewelry could get caught in machinery and cause serious personal injury Keep these items away from moving parts at all times to reduce this risk AWARNING During operation small metal chips may become airborne leading to serious eye injury Wear safety glasses to reduce this risk To complete a typical operation the operator does the following I 2 Examines the grinding wheel to make sure it is suitable for use t Examines the workpiece to make sure it is properly prepared for grinding Uses the elevation handwheel to raise the grinding wheel assembly to provide clearance for mounting the workpiece Wipes the table surface clean to remove any debris that may interfere with the clamping process Uses a magnetic chuck to hol
10. For Machines Mfg Since 8 09 Machine Specifications P O Box 2027 Bellingham WA 98227 U S A PHONE 360 734 1540 s South Bend Lathe Co www southbendlathe com Model SB1023 6 x 12 Surface Grinder Product Dimensions O POPE O A o E o O RO EOS an 540 lbs oros A a 50 x 3674 x 66 Footprint Len aa like if lr ai ibas 24 x 24 Shipping Dimensions OOS erecta ede sa eeu A e PU nn E O ERE o A EA A Wooden Crate Nese wnt E PO o AAE es vas emesis iets pec oo AN OOE ea wien nea aeons atte soa ogo entered aor oene NEA Machine WN e A E O S 690 lbs ent Wide ease eouanqsaeiosesagesuees anpueaanvsantecnadense 41 x 29 x 65 Electrical Required Power POUT CC cidad daa 110V or 220V Single Phase 60 Hz PW FEC T Allen Bradley Magnetic Contactor w Thermal Overload PPP e O no PO A E 110V LT celos 62 COTE A e E E E S E E 14 Gauge Recommended Circ SIZE silo cio Dot 15 Amp Pia A A R y Yes A nn e sade 110V 5 15 Motors Spindle Motor PP e E o OOO In nda eatyneae EE A E A AT TEFC Capacitor Start Induction ST a TT 4 HP Keen O A ollo 110V 220V T A A II EE co EEE EE E E w ws E A nea en evade pete e TTT 110V nn A q A A Single Phase e o A 9 5 5 Amp See AO e o OO 3450 RPM 5 nites ETEA PA A AI AE E AE E E dione se I A 60 Hz Number OF Speedi renato caca 1 S AA A EE E E S Integral Spindle e Shielded and Permanently Sealed South Bend Lathe Co For Machines Mfg Since 8 09 INTRODUCTION Model SB1023 Main Specificati
11. Hard Hardness Width of Cut Grade The grade of a wheel is an indicator of its hardness based on an alphabetical scale in which A is the softest and Z is the hardest Wheel Hardness Operation Consideration Workpiece Hardness Width of Cut Wheel Speed ee For orinding high speed steel Silicon Carbide For grinding cast iron and non ferrous metals CG Ceramic Grain For extremely hard metals such as tungsten carbide 19 South Bend Lathe Co Model SB1023 OPERATION For Machines Mfg Since 8 09 4 Position the spanner wrench on the spanner Removing amp Installing nut Figure 14 Grinding Wheels pacer If you must conduct a ring test the grinding Washer wheel must be removed and reinstalled onto the 3 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 To remove and install a grinding wheel 1 DISCONNECT MACHINE FROM POWER Figure 14 Wheel spanner nut 2 Place a sheet of plywood on top of the table 5 Using the wrenches loosen the spanner nut to protect the table Figure 12 and open in the direction shown in Figure 15 the grinding wheel cover y ai o diada Figure 15 Removing spanner nut 3 Position a 12mm wrench on the spindle shaft that protrudes from the motor fan cover Figure 13
12. Model SB1023 PARTS For Machines Mfg Since 8 09 Column Parts List REF PART DESCRIPTION REF PART DESCRIPTION ol POBIO23001 COLUMN BASE OZ POBIO23002 UPPER VERTICAL TRAVEL STOP 02 3 BBA 22 04 zz 05 7 07 26 zz 26 22 7 70 26 7 zz 72 100 TEA 0 74 102 75 08 76 104 77 05 76 106 73 107 E 08 Table Parts List REF PART DESCRIPTION REF PART DESCRIPTION 111 POBIO23111 CROSS TRAVEL BASE 154 PSB1023154 COMPRESSION SPRING El 124 ne E men ae E a7 120 zo 22 150 7 5 24 z 125A 53 26 154 127 Ee zz 50 123 57 130 138 Ia TR FITTING ve FT E 159 EZ 160 E 102 42 South Bend Lathe Co Model SB1023 For Machines Mfg Since 8 09 Stand REF 171 172 17 174A 176 177 178 171 N 185 PART DESCRIPTION PSB1023171 GRINDER BASE P COLUMN CAP POBIO23173 ELECTRICAL BOX POBIO23174A STAND W DOOR ASSEMBLY PSB1023176 ON BUTTON PSB1023177 OFF BUTTON PSB1023178 CONTACTOR AB CO9 400 10V 103 REF 172 180 181 182 103 104 105 180 Z s For 220V Conversion PART DESCRIPTION FoPo O L RELAY AB 193TAC16 1010A POBIO23180 220V CONVERSION KIT PCAP31M GAF SCREW MO 120 X29 PCAP 4M CAP SCREW M10 1 5 X 35 REE T LIFTING HOOK M12 1 75 PNOG HEX NUT 1 2 13 PSB1023185 ADJUSTING FOOT South Bend Lathe Co 43 Model SB1023 PARTS For Machines Mfg Since 8 09 Machine Labels SPINDLE ON MODEL 551073 6 2 13
13. Rewire the motor for 220V as shown in the diagram on the inside of the motor junction box If there is not a diagram in the junction box use the diagram in this manual Page 36 3 Replace the contactor on the machine with the contactor from the 220V conversion kit Set the amp dial to 5 54 4 Replace the power cord plug with a NEMA 6 15 plug South Bend Lathe Co 15 Model SB1023 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 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 1ts safety components do not operate 1t further until you have resolved the problem Refer to Troubleshooting on Page 34 for solutions to common problems that may occur with surface grinders If you need additional help contact our Technical Support at 360 734 1540 To test run your machine 1 Read and follow the safety instructions at the beginning of the manual take the required safety precautions and make sure the machine is set up and adjusted properly 2 Ring test the grinding wheel and install the wheel onto the spindle Refer to Ring Test on Page 25 and Installing amp Removi
14. SURFACE GRINDER REF PART DESCRIPTION REF PART DESCRIPTION 501 POBIO23301 CONTROL PANEL LABEL 309 POBIOZ3309 MACHINE ID LABEL 505 516 306 514 507 315 308 PSB1023308 110V TFH LABEL The safety labels provided with your machine are used to make the operator aware of the machine hazards and ways to prevent injury The owner of this machine MUST maintain the original location and readability of these safety labels If any label is removed or becomes unreadable REPLACE that label before using the machine again Contact South Bend Lathe Co at 360 734 1540 or www southbendlathe com to order new labels 44 South Bend Lathe Co 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 In no event shall we be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our products We do not warrant or represent that this machine complies with the provisions of any law act code regulation or standard of any domestic or foreign government industry or authority In no event shall South Bend s liability under this warranty exceed the original purchase price paid
15. its product user manual 3 Remove the grinding wheel and hub as a unit from the spindle as outlined in Removing amp Installing Grinding Wheel Hub on Page 22 South Bend Lathe Co For Machines Mfg Since 8 09 N A N Z NANC E Model SB1023 4 Without letting any of the dogs or the lock 7 Spin the wheel so it rotates one full turn and balls they contain fall out of the hub use comes to rest with the heaviest side hanging a 2 5mm hex wrench to loosen the dogs down at six o clock This may take a few and position them at the 0 120 and 240 times to find the exact location degree locations as indicated by the degree scale on the hub Figure 34 8 Using a pencil draw a line at the six o clock position to mark the heaviest side of the wheel Lock Ball Inside Balance Dog 9 Line up the closest dog with the line you Just drew and lock it in place This dog will Dog Slot now be positioned at the heaviest side of the wheel and will be called dog A Degree Scale 10 Using the scale position the other two B dogs so they are both evenly spaced 120 degrees apart from dog A At this point all dogs will be 120 apart from one another The B dogs are the two dogs you will move D Wash aper Wasner to balance the wheel Figure 34 Grinding wheel hub 11 Rotate the wheel 90 degrees let go and observe the direction that it rotates out of balance Move each B dog in one degree increments toward eac
16. service described in this manual A CAUTION Children or untrained people may be seriously injured by this machine Only install in an access restricted location h Fower Connection 14 Figure 4 Space required for full range of movement South Bend Lathe Co 12 For Machines Mfg Since 8 09 PREPARATION Model SB1023 Lifting amp Moving AWARNING 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 Connect a chain or lifting strap to the lifting hook on the machine Figure 5 use a hoist or forklift to lift the machine off the pallet and move it to the suitable location All hoisting equipment and straps must be rated to lift at lease 1500 lbs NOTICE Never attempt to move this machine without first locking the table in place If the machine is slightly tilted the table could uncontrollably slide fall off of the machine and cause machine damage or severe injury Figure 5 Lifting location Leveling amp Mounting Generally you can either bolt your machine to the floor or mount it on machine mounts Although not required we recommend that you secure the machine to the floor and level it while doing so Because this is an optional step and floo
17. to the material being ground the grinding wheel being used the quality and calibration of measuring tools and the finish that is desired For these reasons specific techniques are not outlined in this manual We recommend that you consult books trade magazines metalworking experts and other reliable resources for techniques pertaining to the specific tasks you wish to perform The information that follows serves as a general outline to help familiarize you with the basic erinding technique Continued On Next Page __ _ cee South Bend Lathe Co For Machines Mfg Since 8 09 OPERATION Model SB1023 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 Grinding Wheel Surfaced Fortion The longitudinal travel handwheel rapidly moves Sutaced Portion the table from left to right This allows the operator to move the workpiece back and forth underneath the grinding wheel The cross travel handwheel controls the front to back movement of the table and is only to be used between longitudinal passes to expose a new area of the workpiece to the grinding wheel New Fortion Exposed When grinding sweep t
18. 104 F the relative humidity is outside the range of 20 95 non condensing or the environment is subject to vibration shocks or bumps Electrical Installation Place this machine near an existing power source Make sure all power cords are protected from traffic material handling moisture chemicals or other hazards Make sure to leave access to a means of disconnecting the power source or engaging a lockout tagout device Lighting Lighting around the machine must be adequate enough that operations can be performed safely Shadows glare or strobe effects that may distract or impede the operator must be eliminated PREPARATION For Machines Mfg Since 8 09 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 Space Allocation Consider the largest size of workpiece that will be processed through this machine and provide enough space around the machine for adequate operator material handling or the installation of auxiliary equipment With permanent installations leave enough space around the machine to open or remove doors covers as required by the maintenance and
19. 6 x 12 SURFACE GRINDER MODEL SB1023 OWNER S MANUAL South Bend Lathe Co Hundreds of Thousands of Lathes Sold With a Tradition of Quality Since 1906 November 2009 by South Bend Lathe Co For Machines Mfg Since 8 09 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 If you are not an experienced operator of this type of machinery read through this entire manual then learn more from an experienced operator schooling or research before attempting operations Following this advice will help you avoid serious personal injury and get the best results from your work Manual Feedback We ve made every effort to be accurate when documenting this machine However errors sometimes happen or the machine design changes after the documentation process so the manual may not exactly match your machine If a difference between the manual and machine leaves you in doubt contact our customer service for clarification We highly value customer feedback on our manuals If you have a moment please sha
20. AMA E E EAEE A EEA Taiwan W a E E A E E E E 1 Year Serial Number Location iniciados Machine Data Label Cabinet Door Any T T 1 Hour Features Allen Bradley Electrical Components Storage Cabinet Grinding Wheel Included Swedish SKF Bearings Steel Ball Bearing Slideways for Super Smooth and Precise Operation Excellent South Bend Uncompromising Quality Diamond Wheel Dressing Tool w Base Balancing Arbor and Hub Hub Puller Toolbox w Tools Included South Bend Lathe Co 5 Model SB1023 SAFETY For Machines Mfg Since 8 09 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 This responsibility includes proper installation in a safe environment personnel training and usage authorization regular inspection and maintenance manual availability and comprehension application of safety devices integrity of cutting tools or accessories and the usage of approved personal protective equipment by all operators and bystanders The manufacturer of this machinery or equipment will not be held liable for injury or property damage from negligence improper training machine modificati
21. achine does not start Motor chatters during startup or during operation Machine has exces sive vibration or noise Machine stalls or slows when operat ing Handwheel has excessive backlash endplay binds or is difficult to move Possible Cause Power supply switched off has incorrect voltage Blown fuse tripped circuit breaker at main panel Thermal overload relay has tripped Plug or receptacle is corroded or mis wired Break or short in wiring or loose connections Motor ON OFF switch at fault Motor connection wired incorrectly Contactor not energized has poor contacts Motor at fault Extension cord if used is causing voltage drop Low power supply voltage Motor fan rubbing on fan cover Motor is loose Grinding wheel out of balance Motor bearings worn or damaged Motor is being overloaded Motor at fault Leadscrew is dirty or lacks proper lubrication Leadscrew or leadscrew nut worn Linkage bolts pins and holes are loose or worn Longitudinal feed rack and pinion are worn Possible Solution Switch power supply on verify voltage Correct the cause of overload then reset replace fuse or breaker Allow motor to cool If necessary press reset button inside switch Clean retighten contacts correct the wiring Trace replace broken or corroded wires fix loose connections Replace switch Wire motor correctly refer to inside junction box cove
22. connect the machine to a power circuit that meets the minimum requirements given in this manual Capacitors Inverters Some capacitors and power inverters store an electrical charge for up to 10 minutes after being disconnected from the power source To reduce the risk of being shocked wait at least this long before working on capacitors Wire Component Damage Damaged wires or components increase the risk of serious personal injury fire or machine damage If you notice that any wires or components are damaged while performing a wiring task replace those wires or components before completing the task Experiencing Difficulties If you are experiencing difficulties understanding the information included in this section contact WIRING DIAGRAM COLOR KEY BLACK BLUE WHITE GREEN Gn GRAY Gy LIGHT BLUE BROWN NOTIC PINK WHITE wi YELLOW PURPLE lPk GREEN ORANGE a The photos and diagrams included in this section are best viewed in color You can see them in color at www southbendlathe com UR Q veo South Bend Lathe Co For Machines Mfg Since 8 09 ELECTRICAL Model SB1023 SB1023 Wiring Diagram 110V _Electrical Box Spindle Motor ntroliPanel Figure 44 Spindle motor amp pump motor locations Figure 45 Electrical box amp control panel location Control Panel Viewed From Behind ON BUTTON Viewed From Behind
23. d the workpiece to the table then turns the elevation handwheel to lower the grinding wheel to just above the top surface of the workpiece Turns the grinder ON then stands aside while the wheel reaches full speed Performs the grinding operation Note Because the method for performing each grinding operation varies specific actions are not listed here When the grinding operation is complete turns the grinder OFF and allows the grinding wheel to come to a complete stop Removes the workpiece from the table South Bend Lathe Co 17 Model SB1023 OPERATION For Machines Mfg Since 8 09 G Spindle On Button Supplies power to the Controls grinding wheel motor Refer to Figures 10 11 and the following descriptions to become familiar with the basic H Emergency Stop Off Button Cuts power controls of this machine 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 Table Stop Adjusts along the length of the table to limit longitudinal travel D Cross Axis Lock Knob Locks the cross table movement Y Axis E Elevation Handwheel Controls vertical Figure 11 Control panel movement of the grinding wheel assembly F Cross Travel Handwheel Moves the table forward and backward along the cross axis Y axis Figure 10 Basic controls
24. e P i E i wheel to reduce this risk 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 8 Hand Wheel Contact Grinding wheels have the capability of removing a lot of skin fast Make sure the workpiece is securely clamped to the table then position your hands a safe distance away when grinding Avoid wearing gloves as they may get caught in the grinding wheel and cause even more serious entanglement injuries 3 Wheel Flanges Only use the flanges included with the grinder when mounting wheels Other flanges may not properly secure the wheel and could cause the wheel to fly off or break apart 9 Cracked Wheel Cracked wheels may break and fly apart during operation Replace l l l 4 Ring Test Perform a ring test on cracked wheels immediately grinding wheels before installation to ensure that they are safe to use A wheel that does not pass the ring test may break or fly apart during operation 10 Fire Hazard DO NOT connect a surface grinder to a dust collection system that is used with woodworking machines Sparks emitted from the grinding process may 5 Starting Grinder If a wheel IS damaged ignite wood particles resulting in fire or it will usually fly apart shortly after explosion Only use a metal specific dust start up To protect yourself always collec
25. e table 3 Position the spindle wrench on the spindle bolt Figure 21 Figure 21 Retaining fasteners South Bend Lathe Co For Machines Mfg Since 8 09 OPERATION Model SB1023 4 Position a 12mm open end wrench on the 7 Oil the threads and thread the hub puller spindle shaft that protrudes from the motor Figure 25 into the hub until it stops fan cover Figure 22 Hub Puller Figure 22 Spindle shaft dialana puller 8 While holding the wheel and hub from sliding off of the spindle tighten the hub puller bolt until the wheel and hub assembly are pulled off the spindle as shown in Figure 26 5 Using the wrenches turn the spindle bolt clockwise as shown in Figure 23 Figure 23 Hub removal 6 Remove the spindle bolt Figure 24 Figure 26 Pulling wheel hub Spindle hy y i Figure 24 Spindle bolt removal South Bend Lathe Co 23 Model SB1023 9 Set the wrenches aside and carefully remove the wheel and hub assembly with the hub puller still installed Figure 27 Figure 27 Wheel and hub removal 10 Unthread the hub puller and set it aside 11 Wipe the spindle and hub taper Figure 28 so the tapers are perfectly clean Wiping the threads and tapers with a lightly oiled rag is acceptable to prevent rust and still to allow for a tight fit Figure 28 Spindle taper 12 To install the grinding wheel and hub complete the preceding steps in the reverse ord
26. each front mounted handwheels for controlling table movement The table travels in the longitudinal direction on a ball bearing supported table driven by a rack and pinion mechanism The stand doubles as a storage cabinet where you can keep the necessary tools and extra grinding wheels right where you need them The included diamond dresser is used to true the erinding wheel ensuring high precision results Aside from these features we designed this machine to be extremely solid and durable With thick hardened steel ways cast iron construction and Allen Bradley electrical components this South Bend surface grinder is built to last 2 South Bend Lathe Co For Machines Mfg Since 8 09 INTRODUCTION Model SB1023 Identification Elevation na Handwheel LS Grinding Wheel Travel Stops amp Guard Cross Travel Lock Knob Cross Travel Handwheel Operation Controls Electrical Longitudinal Travel Box Handwheel Storage Cabinet Figure 1 Identification AWARNING AWARNING Serious personal injury could occur if Untrained users have an increased risk you connect the machine to power before of seriously injuring themselves with this completing the setup process DO NOT machine Do not operate this machine until connect power until instructed to do so later you have understood this entire manual and in this manual received proper training South Bend Lathe Co 3 Model SB1023 INTRODUCTION
27. epair service a damaged or malfunctioning component Always follow the maintenance instructions included in this documentation Unattended Operation Electrically powered equipment that is left unattended while running cannot be controlled and is dangerous to bystanders Always turn the power OFF before walking away Health Hazards Certain cutting fluids and lubricants or dust smoke created when cutting may contain chemicals known to the State of California to cause cancer respiratory problems birth defects or other reproductive harm Minimize exposure to these chemicals by wearing approved personal protective equipment and operating in a well ventilated area Difficult Operations Attempting difficult operations with which you are unfamiliar increases the risk of injury If you experience difficulties performing the intended operation STOP Seek an alternative method to accomplish the same task ask a qualified expert how the operation should be performed or contact our Technical Support for assistance Era Model SB1023 SAFETY For Machines Mfg Since 8 09 Additional Surface Grinder Safety 7 Workpiece Contact A heavy impact on a 1 Eye Protection Grinding causes small id wera erinding wheel can cause it to break or fly particles to become airborne at a high an rate of speed ALWAYS wear eye apart causing serious personal injuries Avoid jamming the workpiece into the rotection when using this machin
28. er but skipping the steps regarding hub puller usage After the grinding wheel and hub are installed many machinists still choose to dress the grinding wheel Refer to Wheel Dressing on Page 25 for details Az OPERATION For Machines Mfg Since 8 09 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 1 Remove the wheel and look for any cracks chips nicks or dents in the surface of the wheel If you see any of these DO NOT attempt to use the wheel 2 Doaring test This test will give you an indication of any internal damage that may not be obvious during a visual inspection 3 Inspect the paper washers on both sides of the grinding wheel Figure 29 These washers are cushions between the spacer washer and the grinding wheel seat Without the washers cracks can be spawned from the center of the wheel when the spanner nut is tightened Over time these cracks can radiate outward and the wheel may explode during operation possibly causing injury Paper y Washer uo Mera Figure 29 Important paper washer Note If you need to replace or install new paper washers replacements can be cut out of any thick construction paper or card stock Regular notebook paper or paper from a copy machine is not acceptable as it
29. er 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 Note About Extension Cords Using an incorrectly sized extension cord may decrease the life of electrical components on your machine SB1023 110V Prewired Required Power Source 110V 1 Phase 60 Hz Full Load Amp Draw sss sss sese eee 9 5 Amps Dhage sss eee 1 Phase ns A E 60 Hz Minimum Circuit Size see eee ee 15 Amps Included Plug corso NEMA 5 15 Minimum Extension Cord Size 14 AWG Maximum Extension Cord Length 50 ft SB1023 220V Option Required Power Source 220V 1 Phase 60 Hz Full Load Amp Draw sss sss sese eee eee 5 Amps IS nicotina cosians 1 Phase TOG OIC arroces 60 Hz Minimum Circuit Size esse eee e 15 Amps Recommended Plug Receptacle NEMA 6 15 Minimum Extension Cord Size 16 AWG Maximum Extension Cord Length 50 ft 220V Conversion for SB1023 Wiring diagrams are provided in the back of this manual Page 36 showing the Model SB1023 wired for both 110V and 220V Refer to these diagrams when following this procedure Additionally you must purchase the 220V conversion kit in order to complete the conversion Call our parts department at 417 886 2954 and order part number PSB1023180 To convert the Model SB1023 to operate on 220V power 1 DISCONNECT MACHINE FROM POWER 2
30. for this machine Any legal actions brought against South Bend Lathe Company shall be tried in the State of Washington County of Whatcom This is the sole written warranty for this machine Any and all warranties that may be implied by law including any merchantability or fitness for any purpose are hereby limited to the duration of this warranty To take advantage of this warranty contact us by mail or phone to give us the details of the problem you are having Thank you for your business and continued support South Bend Lathe Co South Bend Lathe Co P O Box 2027 Bellingham WA 98227 PHONE 360 734 1540 Administrative Offices FAX 360 676 1075 International FAX 360 734 1639 USA only southbendlathe com GHU ATTE B ast n mo TT 1291 d ETT TI RARE td RE BEET
31. h other and away from dog A to balance the wheel For example depending on the amount of balance correction the distance between the two B dogs will decrease and the distance between the B dogs and A dog will increase This step must be repeated as many times as required until the wheel will not rock back and forth by itself in any position Note Pay special attention to keep the dogs engaged in the hub slot when they are loose If you lose any of the 4mm lock balls 1t will be impossible to continue this procedure until they are replaced 5 Using a slightly oiled lint free cloth wipe the mating surfaces of the balancing arbor and the internal hub taper perfectly clean and push the hub and arbor together as shown in Figure 35 12 When you are satisfied with the wheel balance install the grinding wheel on the machine and run it for five minutes to verify the wheel is in balance 13 Ifany balance problems are detected repeat the balancing procedure Note Some machinists will re dress the grinding wheel one last time at this point to ensure ultra high grinding precision Figure 35 Installing the balancing arbor 6 Place the balancing arbor onto the wheel balancing fixture Figure 33 South Bend Lathe Co 27 Model SB1023 Magnetic Chuck 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 c
32. he machine is slightly tilted the table could uncontrollably slide and fall off of the machine and cause machine damage or severe injury Machinery can develop serious rust problems and corrosion damage if it is not properly prepared for storage If decommissioning this machine use the steps in this section to ensure that it remains in good condition Short term storage less than year 1 DISCONNECT MACHINE FROM POWER 2 Thoroughly clean all unpainted bare metal surfaces then coat them with a rust preventative oil or wax specifically designed to protect machinery while in storage DO NOT USE MOTOR OIL in storage situations as it does not sufficiently protect against rust 3 Lubricate the machine as outlined in the Lubrication section on Page 30 4 Cover and place the machine in an area that is out of direct sunlight and away from where paints and thinners are stored or where gasses are present Fumes and sunlight can bleach or discolor paint and clear plastic guards 5 Once or twice a month depending on humidity wipe down the machine as outlined in Step 2 6 Every two months move all handwheels so the headstock and column move at least once in their full range of motion This will keep the bearings bushings gears and shafts well lubricated and protected from corrosion especially during the winter months South Bend Lathe Co Long term storage more than a year 1 Empty and flush any cutting f
33. he table back and forth under the wheel in the longitudinal direction until no further sparks emerge from the workpiece move the table in the cross direction to expose a new portion of the workpiece to the wheel then take another sweep in the longitudinal direction Repeat this process until the entire surface is ground See Figure 36 for an illustration of this process Grinding Tips Surfaced Fortion While every grinding operation is unique there are a few techniques that apply to most if not all erinding operations e During longitudinal passes tighten the cross x S New Portion travel lock knob to prevent chatter that may Exposed occur as a result of slight cross movement of the table Movement exaggerated for clarity e Between longitudinal passes use the Surfaced Fortion squeegee to remove any foreign material from the workpiece Continue repeat as necessary until desired results are achieved Figure 36 Grinding process illustrated South Bend Lathe Co 29 Model SB1023 N A N Z INANC e For Machines Mfg Since 8 09 Maintenance Schedule Lubrication If this machine is used in a heavy industrial AWARNING setting or in a dirty or damp environment Always disconnect increase the lubrication intervals machine from power before performing maintenance or serious personal injury may result To lubricate your machine 1 DISCONNECT MACHINE FROM POWER 2 Clean the upper column leadscrew section T
34. huck manufacturer s instruction manual for proper chuck preparation and mounting techniques A magnetic chuck secures workpieces to the table without the use of clamps With proper attention to preparation of both the workpiece and the magnetic chuck a magnetic chuck will provide ample clamping force on most magnetic metals Refer to your magnetic chuck manufacturer s instruction manual for proper workpiece mounting techniques Setup for a Typical Grinding Operation Once you have chosen the proper wheel for the operation and properly installed the magnetic chuck on the table use the following procedures to prepare for a grinding operation To prepare for a grinding operation 1 DISCONNECT MACHINE FROM POWER 2 To ensure flat mating surfaces on the workpiece and the magnetic chuck surface grind and stone the top of the chuck and the bottom of the workpiece 3 Make sure the magnetic chuck is turned OFF then place the workpiece onto the chuck Once the workpiece is positioned as needed turn the magnetic chuck ON 4 Make sure the grinding wheel is not contacting the workpiece connect the grinder to power then turn the motor ON 98 OPERATION For Machines Mfg Since 8 09 Grinder Operation Grinding with a surface grinder is a delicate process that takes practice skill and knowledge In addition to this the method used for any one procedure will depend on a number of factors including but not limited
35. ities or is of poor quality Table and handwheel have lash Table is loose Grinding operation requires coolant Coolant is incorrect or incorrectly mixed Bad motor or spindle bearings TROUBLESHOOTING Model SB1023 Possible Solution Dress grinding wheel to make concentric and to the required grit level Page 25 Remove and ring test and balance the grinding wheel Page 20 amp 26 Remove and replace paper washers dress and rebalance grinding wheel Match wheel grade and grit rating with workpiece hardness Stone table and chuck surfaces and remove all burrs and foreign material from mating surfaces and reinstall the chuck Replace or repair chuck for poor holding power Remove wheel and hub assembly stone taper high spots or dings and reinstall wheel and hub Page 22 Inspect all machine connections and tighten any loose fasteners Remove table clean and relubricate the ways and ball bearings Page 30 Tighten column gib Page 32 Replace grinding wheel with acceptable brand Page 20 Adjust cross feed leadscrew halfnut Page 32 Adjust cross feed gib Page 32 Install aftermarket coolant kit Refer to coolant manufacturer s workpiece verses coolant type recommendations and correct coolant Replace motor or replace bearings South Bend Lathe Co 35 Model SB1023 ELECTRICAL For Machines Mfg Since 8 09 Electrical Safety Instructions These pages are accu
36. k inspected by a qualified electrician to minimize risk Disconnect Power Adjusting or servicing electrically powered equipment while it is connected to the power source greatly increases the risk of injury from accidental startup Always disconnect power BEFORE any service or adjustments including changing blades or other tooling Secure Workpiece Tooling Loose workpieces cutting tools or rotating spindles can become dangerous projectiles if not secured or if they hit another object during operation Reduce the risk of this hazard by verifying that all fastening devices are properly secured and items attached to spindles have enough clearance to safely rotate South Bend Lathe Co 11 12 13 14 15 16 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 Reduce this risk by developing the habit of always removing these tools immediately after using them Work Area Clutter and dark shadows increase the risks of accidental injury Only operate this item in a clean non glaring and well lighted work area Properly Functioning Equipment Poorly maintained damaged or malfunctioning equipment has higher risks of causing serious personal injury compared to those that are properly maintained To reduce this risk always maintain this item to the highest standards and promptly r
37. l balancing results Hubs spindles and balancing arbors can be easily damaged during installation and removal Just one grain of sand small burr or hidden ding in either mating surface will undermine all balancing results Make sure that all mating surfaces are carefully stoned to establish a perfect fit NEVER pound on a hub or arbor for any reason This will permanently displace metal and change high tolerance dimensions NEVER use a hydraulic press to install the balancing arbor or attempt to use a heat differential between parts to establish a shrink fit This will change high tolerance dimensions NEVER twist fit the hub onto the spindle or the balancing arbor Doing this can gall the tapered surfaces Instead use a small arbor press with light pressure to install and remove the balancing arbor from the hub ALWAYS make sure that all mating surfaces are immaculately cleaned before hub or arbor installation Use a lint free photography lens cloth that is slightly oiled with a thin machine oil For the best fit the mating surfaces must be polished without having a wet layer of oil on them The oil should only be in the pores of the metal 99 OPERATION For Machines Mfg Since 8 09 To remove and reinstall the wheel and hub 1 DISCONNECT MACHINE FROM POWER 2 Place a sheet of plywood or similar on top of table to protect the table Figure 20 and open the grinding wheel cover Figure 20 Protecting th
38. l type and RPM rating on the new paper washer Ring test the grinding wheel even if it is new then if the wheel is free of cracks slide the wheel onto the hub Refer to Ring Test on Page 25 for details Complete the preceding steps in the reverse order to install the grinding wheel e After the grinding wheel is installed you will have to use the dressing tool to true up the wheel Refer to Wheel Dressing on Page 25 for details e When the wheel runs true the hub and grinding wheel must then be removed and balanced as an assembly since erinding wheels can have different densities at various points of the wheel The wheel will only deliver superior results if it is properly trued up and balanced Refer to Removing amp Installing Wheel amp Hub on Page 22 to remove the assembly and refer to Wheel Balancing on Page 26 for specific procedures on balancing 91 Model SB1023 Removing amp Installing Wheel amp 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 When removing and installing the hub onto the spindle or balancing arbor keep in mind that the mating surfaces between these components have the single most important effect on your fina
39. lated area NOTICE Avoid chlorine based solvents such as acetone or brake parts cleaner that may damage painted surfaces Always follow the manufacturer s instructions when using any type of cleaning product Basic steps for removing rust preventative 1 Put on safety glasses and disposable gloves 2 Coat all surfaces that have rust preventative with a liberal amount of your cleaner or degreaser and let them soak for a few minutes 3 Wipe off the surfaces If your cleaner or degreaser is effective the rust preventative will wipe off easily Note To clean off thick coats of rust preventative on flat surfaces such as beds or tables use a PLASTIC paint scraper to scrape off the majority of the coating before wiping it off with your rag Do not use a metal scraper or it may scratch the surface 4 Repeat Steps 2 3 as necessary until clean then coat all unpainted surfaces with a quality metal protectant or light oil to prevent rust Ve Model SB1023 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 Extreme conditions for this type of machinery are generally those where the ambient temperature is outside the range of 41
40. luid pumps lines or tanks 2 DISCONNECT MACHINE FROM POWER 3 Thoroughly clean all unpainted bare metal surfaces then coat them with a heavy grease or rust preventative Take care to ensure these surfaces are completely covered but that the grease or rust preventative is kept off painted surfaces Make sure that both the upper and lower portions of the column leadscrew are completely coated with white lithium grease 4 Remove the table and then clean and pack the bearings with white lithium grease 5 Using mineral spirits clean and brush the ways rack pinion gear and the leadscrew with any quality grease or wax that is specifically formulated for protecting machine parts during storage 6 Open the main electrical box on the machine and place a few moisture absorbing desiccant packs at the bottom of the electrical box 7 Cover and place the machine in an area that is out of direct sunlight and away from where paints and thinners are stored or where gasses are present Fumes and sunlight can bleach or discolor paint and clear plastic guards Note When the machine is being put back into service from long term storage lubricate the machine as outlined in the Lubrication section on Page 30 33 Model SB1023 TROUBLESHOOTING For Machines Mfg Since 8 09 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 M
41. ng amp MountidQ coocccnnccnnncnnncnncnoninocnnnonnno 13 Lovena TT 13 ISSO sado as 14 Power Connection sss eee eee 15 SB1023 110V Prewited sss esse 15 SB1023 220V OptiOn T aa Heg Raa aaa 15 220V Conversion for SB1023 esse 15 Initial Lubrication conocido balosrol 16 TES ata 16 Inspections amp Adjustments sss sese eee eee 16 OPERATION TT 17 Operation OvervleW oocccoocncnccnnnoncnccnononincnnnonnn 17 Boga eee ne eee ee 18 Wheel Selection eee 19 Abrasive Typ sereset eir nine n EEEE 19 E A 19 Ee ae E at eedeseesanceeuceses 19 Removing amp Installing Grinding Wheels 20 Removing amp Installing Wheel Hub 22 Wheel Special 24 A In A 25 Wheel Dressing asaltada iniciada 25 Wheel Balancing csi 2 ana yrs 26 Magnetic CRUCK sucias isa 28 Setup for a Typical Grinding Operation 28 Grinder Operation es esse eee 28 Using the Surface Grinder sese 29 Grinding TIPS iia 29 MAINTENANCE cis 30 Maintenance Schedule sese 30 MAE ele 30 Handwheel Backlash Adjustment 32 Column Table Gib Adjustment 32 SERVICE sionista 33 MET AAA ee 33 Short term storage less than Year sese eee ee 39 Long term storage more than a year 39 TROUBLESHOOTING sssssssssssssssvsvsssssssssssvsnsssnsnssss 34 ELECTRICA L rinnen Nanana 36 Electrical Safety Instructions sse ee eee eee 36 SB1023 Wiring Diagram 110 see eee 37 SB1023 Wiring Diagram 220V
42. ng Grinding Wheels on Page 20 for procedures 3 Clear away all tools and objects used during assembly and preparation 4 Connect the machine to the power source 5 Push the STOP button in then twist it clockwise so it pops out When the STOP button pops out the switch is reset and ready for operation 6 Verify that the machine is operating correctly by pushing the START button e When operating correctly the machine runs smoothly with little or no vibration or rubbing noises 16 PREPARATION For Machines Mfg Since 8 09 e Investigate and correct strange or unusual noises or vibrations before operating the machine further Always stop the machine and disconnect it from power before investigating or correcting potential problems 7 Press the STOP button 8 WITHOUT resetting the switch press the START button The machine should not start e Ifthe machine does not start the STOP button safety feature is working correctly e Ifthe machine does start with the stop button pushed in immediately disconnect power to the machine The STOP button safety feature is not working correctly This safety feature must work properly before proceeding with regular operations Call Tech Support for help Inspections amp Adjustments The following list of adjustments were performed at the factory before your machine was shipped e Ring Test on Page 25 e Wheel Dressing on Page 25 e Wheel Balancing on Page
43. o keep this machine in the best operating with mineral spirits dry with a rag and condition make sure to complete the follow relubricate with any standard machine or ing maintenance items within the minimum multipurpose grade grease Figure 37 intervals listed below Leadscrew Daily e Check for and correct loose mounting bolts e Check for and correct damaged or cracked erinding wheel e Check for and correct worn or damaged wires e Clean and protect table e Vacuum metal shavings from machine e Correct any other unsafe condition Bi weekly e Remove the table clean and relubricate the ways ball bearings and rack and pinion e Lubricate the column grease fitting with two pumps of grease e Lubricate the table cross way grease fitting with two pumps of grease e Clean and grease all three leadscrews Figure 37 Upper column leadscrew and grease fitting 3 Wipe the column grease fitting clean see Figure 37 and pump the fitting with two or three pumps of grease Wipe off any grease that bleeds through the seams 30 South Bend Lathe Co For Machines Mfg Since 8 09 N A N Z INANC BA Model SB1023 4 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
44. of grease into it Wipe off any grease that bleeds through the seams 1 E x S e Sp o S se T Figure 39 Cross way grease fitting 6 With the help of another person lift the table off the ways and set the table upside down on a workbench Figures 40 41 Figure 41 Table ways and rack Clean the pinion rack bearings ways and leadscrew with mineral spirits Dry all parts and re lubricate with white lithium grease With the help of your assistant CAREFULLY place the table back onto the ways DO NOT drop the table or you may put a nick in a way and ruin it permanently South Bend Lathe Co 31 Model SB1023 N A N Z INANC e For Machines Mfg Since 8 09 Handwheel Backlash 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 The distance between both stopping locations is the amount of backlash If the backlash exceeds 0 007 adjust it back into range the of 0 003 to 0 006 The backlash adjustment is made by tightening or loosening the cross feed leadscrew halfnut cap screws shown in Figure 42 These screws draw two halves of the halfnut together against the leadscrew placing pressure on the thread
45. ons Operation Information Maximum Distance Wheel To Table 814 Maximum Distance Table To Spindle Centers sss sss 12 TOT e A AEE O EEE E E 14 Maca Grandine WIN diia TETE 8 IOT leo Ls e OOO e PO nene PP E E E A 5 Degrees BRIN peores toria N 3450 RPM Hab Dre OM esas notions asain veces E sosenoovedoesacouenaniiedgaawsond dosadonsossucoapneesossessssnoaiasusonera aamecn LY UC Wheel Diametr ica apena 7 Gundam Wheel Width anna o cd tad ica Ya OCD Wheel BOr seurasi E ae balaeaiedaa 1 Floor To Table HE usara iia 40 A a tas dese eatesqoe aan E i oeeqoae i otaa A eee 5 NT LEN tera omeoe E toto tado nono E sania easwace nto secanatauaesunnteseaaiusidaniacde AN 5 Vertical Handwheel A aaa 0 0005 Vertical Handwheel Revolt daa 0 05 Crossfeed Handwheel Graduation sss 0 001 Crossfeed Handwheel Revolution aro 0 1 Lopsitudinal Travel esscr eE a 14 CEOS E TTT 87 Table MA A o A EOE EN O PO O E A A A 12 I VG E E E A oe de A E EEN EE EA o AE AEA E ENAN 2 2 PE T VV MOD TTT LN T Slot a ro ol O E A PP store ttet tt stt raters ttost toseters tttrsttrrstersetessteeseeeseeeest A E E A A Pr E E E OP nn EEA T Ya Construction Base Construction Matorral stone Meehanite Cast Iron Body Construction Water venis nina id a Meehanite Cast Iron Table Construction Maternal iia Meehanite Cast Iron o vee A erate E E eeeee ese etnoees ach ecee uence Urethane Spindle Bearne DES Angular Contact P5 Class ABEC 5 Other Specifications Avis OT OE
46. ons or misuse Failure to read understand and follow the manual and safety labels may result in serious personal injury including amputation broken bones electrocution or death The signals used in this manual to identify hazard levels are defined as follows A B A N G E R Death or catastrophic A C A U TI O Moderate injury or fire harm WILL occur MAY occur AW A R N l N G Death or catastrophic N O TI C E Machine or property harm COULD occur damage may occur putas Machine Safety Owner s Manual All machinery and 3 Trained Supervised Operators Only machining equipment presents serious Untrained users can seriously injure injury hazards to untrained users To themselves or bystanders Only allow reduce the risk of injury anyone who uses trained and properly supervised personnel THIS item MUST read and understand to operate this item Make sure safe this entire manual before starting operation instructions are clearly understood If electrically powered use 2 Personal Protective Equipment Operating padlocks and master switches and remove or servicing this item may expose the user start switch keys to prevent unauthorized to flying debris dust smoke dangerous use or accidental starting chemicals or loud noises These hazards can result in eye injury blindness long 4 Guards Covers Accidental contact with term respiratory damage poisoning moving parts during operation may cause cancer reproductive harm or hearing los
47. r materials may vary hardware for securing the machine to the floor is not included NOTICE We strongly recommend securing your machine to the floor if it is hardwired to the power source Consult with your electrician to ensure compliance with local codes Leveling Leveling machinery helps precision components such as bed ways remain straight and flat during the lifespan of the machine Components on an unleveled machine may slowly twist due to the dynamic loads placed on the machine during operation For best results use a precision level that is at least 12 long and sensitive enough to show a distinct movement when a 0 003 shim approximately the thickness of one sheet of standard newspaper is placed under one end of the level See the figure below for an example of a high precision level Figure 6 Example of a precision level South Bend Lathe Co 13 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 Using lifting equipment and wooden blocks raise and support the machine base so there is approximately 5 between the floor and underside of the base 2 Remove the jam nuts from the foot studs
48. r or manual Test all legs for power test field coil and replace if at fault Test for shorted windings bad bearings and repair or replace Move machine closer to the power source or use a larger gauge wire or shorter extension cord Have the power supply verified and corrected by an electrician Fix replace fan cover replace loose or damaged fan Tighten any loose fasteners Dress and balance grinding wheel Replace motor bearings or replace motor Reduce depth of cut Test for shorted windings bad bearings and repair or replace Clean and lubricate the leadscrew and service oil system Page 30 Adjust or replace leadscrew or leadscrew nut Replace linkage bolts pins and re bush any worn pin holes Replace rack and pinion gears 34 South Bend Lathe Co For Machines Mfg Since 8 09 Symptom Vibration when erinding poor surface finish or incorrect final dimensions Possible Cause Grinding wheel is out of round or is loaded up with material Grinding wheel is out of balance or damaged Missing or torn grinding wheel paper washers Incorrect grinding wheel hardness or grit rating Improperly installed magnetic chuck Workpiece is loose Wheel hub not installed onto spindle shaft correctly Loose machine component Ways or leadscrews are out of lubrication or contaminants have loaded up on the ways Headstock is loose Grinding wheel has varying dens
49. rate 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 36 Shock Hazard It is extremely dangerous to perform electrical or wiring tasks while the machine is connected to the power source Touching electrified parts will result in personal injury including but not limited to severe burns electrocution or death For your own safety disconnect machine from the power source before servicing electrical components or performing any wiring tasks Wire Connections All connections must be tight to prevent wires from loosening during machine operation Double check all wires disconnected or connected during any wiring task to ensure tight connections Modifications Using aftermarket parts or modifying the wiring beyond what is shown in the diagram may lead to unpredictable results including serious injury or fire Motor Wiring The motor wiring shown in these diagrams is current at the time of printing but it may not match your machine Always use the wiring diagram inside the 5 Circuit Requirements Connecting the machine to an improperly sized circuit will greatly increase the risk of fire To minimize this risk only
50. re your experience using this manual What did you like about it Is there anything you would change to make it better Did it meet your expectations for clarity professionalism and ease of use South Bend Lathe Inc o Technical Documentation Manager P O Box 2027 Bellingham WA 98227 Email manuals southbendlathe com Updates For your convenience any updates to this manual will be available to download free of charge through our website at www southbendlathe com Customer Service We stand behind our machines If you have any service questions parts requests or general questions about the machine feel free to contact us South Bend Lathe Co P O Box 2027 Bellingham WA 98227 Phone 360 734 1540 Parts Department 417 886 2954 Fax 360 676 1075 International Fax 360 734 1639 USA Only Email cs southbendlathe com Table of Contents INTRODUCTION caninas cs 2 About This Machine innata scada 2 A A 2 PES A P E E sete EETA 2 Identification dodo 3 Machine Specifications ccscccesceeeeseeeeeeeees 4 SAFE TA 6 Understanding Risks of Machinery 6 Basic Machine Safety esse 6 Additional Surface Grinder Safety sss 8 PREPARATION cai 9 Preparation OvVervVieW oocccocccnncnnnonnnncnnnacnoninnnonos 9 Things You IN COG oasis iran 9 Brane tooo 10 TA V1 AA pamceest eb acceoteeccedenntaneesssas 10 Cleaning amp Protecting sss sese eee eee 11 LOCA IA pa 12 Ier AAA 13 Leveli
51. s If this fit is too tight loosen the cap screws tap the table a few times with a rubber or wooden mallet and turn the handle slowly back and forth until the handle turns freely To readjust the backlash rock the handle back and forth and tighten the screws slowly until the backlash is correct Note Avoid the temptation to overtighten the cap screws at the leadscrew halfnut Overtightening will cause excessive wear to the halfnut and leadscrew Reducing backlash to less than 0 003 is impractical and reduces the life of the gib and the ways Cap Screws Leadscrew and Halfnut Gib Screw Figure 42 Table gib and leadscrew 32 Column amp Table Gib Adjustment The gib is a tapered piece of steel that is held in position by a gib screw When the screw is turned clockwise the gib will be moved to fill the loose void in the way thus removing the play If more play is needed adjust the screws the opposite direction When adjusting the table or column gib screw Figure 43 keep in mind that the goal is to remove sloppiness in the ways without causing the dovetailed ways to bind or prematurely wear A loose gib can cause dimensional problems or a poor finish on the workpiece Figure 43 Column gib and leadscrew South Bend Lathe Co For Machines Mfg Since 8 09 N A N Z NANC E Model SB1023 Machine Storage NOTICE Never attempt to move this machine without first locking the table in place If t
52. s severe entanglement impact cutting Reduce your risks from these hazards or crushing injuries Reduce this risk by by wearing approved eye protection keeping any included guards covers doors respirator gloves or hearing protection installed fully functional and positioned for maximum protection 6 South Bend Lathe Co For Machines Mfg Since 8 09 SAFETY Model SB1023 5 10 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 Mental Alertness Operating this item with reduced mental alertness increases the risk of accidental injury Do not let a temporary influence or distraction lead to a permanent disability Never operate when under the influence of drugs alcohol when tired or otherwise distracted Safe Environment Operating electrically powered equipment in a wet environment may result in electrocution operating near highly flammable materials may result in a fire or explosion Only operate this item in a dry location that is free from flammable materials Electrical Connection With electically powered equipment improper connections to the power source may result in electrocution or fire Always adhere to all electrical requirements and applicable codes when connecting to the power source Have all wor
53. t meets federal state and local electrical codes An electrician may be required For Assembly e Assistant Cotton Rags Mineral Spirits Safety Glasses Wrench 14mm Wrench 19mm Oil Can with any General Machine Oil South Bend Lathe Co 9 Model SB1023 PREPARATION For Machines Mfg Since 8 09 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 Inventory Main Inventory Figure 2 Qty A Machine w Wheel Installed 1 Tool Box Inventory Figure 3 Qty Figure 2 Main inventory Phillips Head Screwdriver 2 1 Hap LaS nro iepen eieiei 1 Han IA EEE A A ee 2 Balancing ArDOT no 1 Machine Foot Assembies 5 Box End Wrench 14 x 17mm 000 1 Open End Wrench 12 x 14mm 1 Adjustable Spanner Wrench 000008 1 Diamond Dresser sss 1 Diamond Dresser Base 1 Chuck Mounting Hex Bolts 12 12 x 2 I en ee en mee ene 2 Hex Wrench 4mm see 1 POO 2 cioisenenos 1 OZ ZPREPROAREOR Figure 3 Small parts inventory 10 South Bend Lathe Co For Machines Mfg Since 8 09 Cleaning amp Protecting The unpainted surfaces are coated at the factory with a heavy duty rust preventati
54. the grinding wheel Verify by manually rotating the wheel and listening for contact 4 Turn on the magnetic chuck and move the cross slide so the tip is free of the grinding wheel 5 Start the grinder and use the cross slide handwheel to progressively move the table so the diamond sweeps across the wheel at a depth between 0 01 0 03mm 26 OPERATION For Machines Mfg Since 8 09 Wheel Balancing Static wheel balancing can be difficult and very time consuming without practice For accurate erinding results wheel balancing is mandatory For this balancing procedure you will need a wheel balancing fixture The wheel balancing fixture shown in Figure 33 is one example of the many varieties available on the market Before proceeding the grinding wheel must be ring tested refer to Page and dressed refer to Page Figure 33 Wheel on balancing fixture If flood coolant was used with the grinding wheel run the machine with the grinding wheel installed for 5 minutes to sling off any residual coolant that may have settled to the low side of the wheel If the paper washers are missing wet or damaged replace them before proceeding If during a period of machine operation you find that a finish is becoming poor redress the wheel If that does not correct the problem rebalance your grinding wheel To balance the grinding wheel 1 DISCONNECT MACHINE FROM POWER 2 Set up the wheel balancer as outlined in
55. tion system with this machine stand to the side of the grinder when turning it ON and allow it to gain full speed before standing in front of it 6 Lung Protection Grinding produces hazardous dust which may cause long term respiratory problems if breathed Always wear a NIOSH approved dust mask or respirator when grinding 8 South Bend Lathe Co For Machines Mfg Since 8 09 Preparation Overview 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 Level the machine and either bolt it to the floor or place 1t on mounts 5 Assemble the loose components and make any necessary adjustments or inspections to ensure the machine is ready for operation 6 Connect the machine to the power source 7 Test run the machine to make sure it functions properly and is ready for operation PREPARATION Model SB1023 Things You ll Need During the setup process operation and maintenance of your machine you ll need the following items For Lifting e A forklift or other power lifting device rated for the weight of the machine e Lifting Strap or Chain rated for at least 1500 lbs For Power Connection e A machine power connection tha
56. ve 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 The time you spend doing this will reward you with smooth sliding parts and a better appreciation for the proper care of the unpainted surfaces Although there are many ways to successfully remove the rust preventative we have cleaned thousands of machines and found the following process to be the best balance between efficiency and minimized exposure to toxic fumes or chemicals Before cleaning gather the following e Disposable rags e Cleaner degreaser certain citrus based degreasers work extremely well and they have non toxic fumes e Safety glasses amp disposable gloves Note Automotive degreasers mineral spirits or WDe40 can be used to remove rust preventative Before using these products though test them on an inconspicuous area of a painted area to make sure they will not damage it AWARNING Gasoline and petroleum products have low flash points and can explode or cause fire if used for cleaning Avoid using these products to remove rust preventative South Bend Lathe Co PREPARATION Model SB1023 A CAUTION Many cleaning solvents are toxic if inhaled Minimize your risk by only using these products in a well venti
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