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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.
Table of Contents ........27 INTRODUCTION Graduated Index Rings About This Machine ..........3 ..........28 X-Axis Power Feed ............. 3 Head Movement ..........29 Foreword ............3 ............29 Capabilities Tilting Head .............. 3 ........... 30 Features Rotating Head Full View Identification ........
I N T R O D U C T I O N For Machines Mfg. Since 8/09 Model SB1027 About This Machine Foreword Capabilities "Most boys should learn a trade in order that This Milling Machine is built for daily, non-stop they may become skilled workmen.
I N T R O D U C T I O N Model SB1027 For Machines Mfg. Since 8/09 Full View Identification Drive System & Headstock Control Panel (See Page 5 (See Page 5 for Identification) for Identification) Lifting Eye Bolt Coolant Nozzle &...
I N T R O D U C T I O N For Machines Mfg. Since 8/09 Model SB1027 Drive System, Headstock, & Control Panel Identification Motor Belt Tension Spindle Brake Belt Housing Adjustment & Switch Lever Spindle Speed Display Manual/Power Emergency Downfeed...
I N T R O D U C T I O N Model SB1027 For Machines Mfg. Since 8/09 Machine Specifications Machine Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. PHONE: (360) 647- 0801 Ext. 223 • FAX: (360) 676-1075 www.southbendlathe.com Model SB1027 9"...
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I N T R O D U C T I O N For Machines Mfg. Since 8/09 Model SB1027 Motors (continued): Coolant Pump Type .............................. TE Induction Class F Horsepower ................................⁄ Voltage ..................................220V Phase ................................Single-Phase Amps ................................0.45 Amps Number Of Speeds .................................1 Speeds ................................
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I N T R O D U C T I O N Model SB1027 For Machines Mfg. Since 8/09 Other Specifications Machine No-Load Sound Level @ 5000 RPM ........................ 54 dB Country of Origin ................................. Taiwan Warranty ..................................1 Year Serial Number Location ..................Machine ID Label On Column Right Side Customer Setup &...
S A F E T Y For Machines Mfg. Since 8/09 Model SB1027 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.).
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S A F E T Y Model SB1027 For Machines Mfg. Since 8/09 Entanglement: Loose clothing, gloves, 11. Chuck Keys or Adjusting Tools: Tools used neckties, jewelry or long hair may to adjust spindles, chucks, or any moving/ get caught in moving parts, causing rotating parts will become dangerous entanglement, amputation, crushing, projectiles if left in place when the machine...
S A F E T Y For Machines Mfg. Since 8/09 Model SB1027 Additional Milling Machine Safety Understanding Controls: The mill is a Stopping Spindle: To reduce the risk of hand complex machine that presents severe injuries or entanglement hazards, DO NOT cutting or amputation hazards if used attempt to stop the spindle with your hand incorrectly.
P R E P A R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Preparation Overview Things You'll Need The purpose of the preparation section is to help During the setup process, operation, and you prepare your machine for operation. maintenance of your machine, you'll need the following items: The typical preparation process is as follows:...
P R E P A R A T I O N For Machines Mfg. Since 8/09 Model SB1027 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.
P R E P A R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Cleaning & Protecting The unpainted surfaces are coated at the factory Many cleaning solvents are with a heavy-duty rust preventative that toxic if inhaled. Minimize prevents corrosion during shipment and storage.
P R E P A R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Location Weight Load Refer to the Machine Specifications for the Physical Environment weight of your machine. Make sure that the surface upon which the machine is placed will The physical environment where your machine bear the weight of the machine, additional is operated is important for safe operation and...
P R E P A R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Lifting & Moving Place the lifting web straps under the ram and connect them to the safety hook, as illustrated in Figure 5. Note: Place padding between the straps and the This machine and its mill to protect the ram and ways, and to...
P R E P A R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Leveling & Mounting Bolting to Concrete Floors Although not required, we recommend that you level your machine and mount it to the floor.
P R E P A R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Assembly Remove the hex nut from the Y-axis leadscrew. Ball Handles Align the keyway of the ball handle with leadscrew key, slide the Y-axis ball handle The ball handles for the X-axis leadscrew have (see Figure 8) onto the leadscrew, then spring-loaded, keyed center bushings, as shown...
P R E P A R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Way Covers Splash Pan & Coolant Return Hoses Remove the five button-head cap screws shown in Figure 10 from the front of the Remove the three cap screws shown in saddle and knee, position the pleated way Figure 12 from the base rim, slide the...
P R E P A R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Power Connection Loosen the hose clamp screws above the coolant return screens in the base (see Figure 13 on the previous page), insert the hoses so that they will drain into the screens, then re-tighten the clamp screws to secure Electrocution or fire...
P R E P A R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Test Run Operating the coolant pump of this mill without the correct amount of coolant in the reservoir could damage it and void the Pulling the power plug warranty.
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P R E P A R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Set the spindle speed to the low range (refer 10. Listen for abnormal noises and watch for to the Setting Spindle Speed Range unexpected actions from the mill.
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P R E P A R A T I O N For Machines Mfg. Since 8/09 Model SB1027 14. Turn the spindle direction switch to the stop Loosen the table locks on the front of the (middle) position to prevent the spindle from table.
P R E P A R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Spindle Break-In Since the mill head was rotated parallel to the table for shipping purposes, you will need to tram the spindle with the table if your first Complete the spindle bearing break-in cut requires a 90°...
O P E R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Operation Overview The purpose of this overview is to give an Loose hair, clothing, or example of a typical milling operation. Read jewelry could get caught through the steps below to better understand in machinery and cause the controls and functions described later in this...
O P E R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Control Panel Spindle Speed Use Figures 17–18 and the following Emergency Display STOP descriptions to understand the functions of the Button mill main power switch and the control panel. Spindle Direction Spindle...
O P E R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Table Movement Table Locks Refer to Figure 20 for the locations of the locks The mill table moves in three directions, as used to secure the table in place. illustrated in Figure 19: •...
O P E R A T I O N Model SB1027 For Machines Mfg. Since 8/09 X-Axis Power Feed H. X-Axis Ball Handle: Manually moves the table. The mill is equipped with a power feed unit for X-axis table movement. Refer to the illustration Graduated Index Ring: Display the distance in Figure 22 and the descriptions below of table travel in 0.001"...
O P E R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Head Movement Always lock the head firmly in place after The mill head tilts 45° back and forth, tilting or rotating it. Unexpected movement and rotates 90°...
O P E R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Rotating Head Tramming Spindle DISCONNECT MILL FROM POWER! After positioning the head at an angle and when your operation requires that the spindle axis be Loosen the four rotation lock bolts on the precisely perpendicular to the table, you must face of the head shown in Figure 26.
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O P E R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Tools Needed Install the indicator holder into the spindle Dial Test Indicator or onto the quill, then mount the indicator (with at least 0.0005" resolution) ....1 onto it so that the point is as parallel to Indicator Holder the block as possible (see the illustration in...
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O P E R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Note: Generally, the goal in the next steps is to Place the parallel block directly under the get the difference of the indicator readings spindle and across the width of the table, as between the end of the parallel bar down to illustrated in Figure 30.
O P E R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Ram Movement Always lock the head firmly in place after The ram travels back and forth 13" and rotates tilting or rotating it. Unexpected movement 360°...
O P E R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Setting Spindle Speed Using the correct spindle speed is important To avoid damage to the spindle, gears, or for safe and satisfactory results, as well as cutting tools: maximizing tool life.
O P E R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Downfeed Controls Press the spindle speed range lever shown in Figure 34 toward the head to release the detent pin from the detent plate, move Spindle downfeed movement on the mill selector so that the pin is over the other is controlled by three mechanisms: 1) The...
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O P E R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Make sure the pin of the coarse downfeed handle hub is engaged with one of the Manual (Disengaged) Position detents on the downfeed sleeve (see Figure 38).
O P E R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Fine Downfeed Controls G. Downfeed Stop & Locking Wheel: Sets the depth of spindle downfeed. The stop There are a number of devices on the head that is threaded into position, then the locking are used with the fine downfeed handwheel or wheel is used to secure it in place.
O P E R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Using the Auto-Downfeed System Position the auto-downfeed direction pin for the spindle travel that is correct for your When using the auto-downfeed system, the operation.
O P E R A T I O N For Machines Mfg. Since 8/09 Model SB1027 Spindle Brake To avoid the risk of gear damage, always When pressed backward, the spindle brake lever start spindle rotation before using the auto- (see Figure 42) activates a switch that turns the downfeed rate selector.
O P E R A T I O N Model SB1027 For Machines Mfg. Since 8/09 Loading/Unloading With one hand holding the tool in place, insert the drawbar into the spindle from the top of the head, then thread it into the tool Tooling (see Figure 44).
M A I N T E N A N C E For Machines Mfg. Since 8/09 Model SB1027 Maintenance Schedule Machine Storage Before Beginning Operations • Make sure the electric box door is closed and Always disconnect properly latched. machine from power before •...
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M A I N T E N A N C E Model SB1027 For Machines Mfg. Since 8/09 -42-...
M A I N T E N A N C E For Machines Mfg. Since 8/09 Model SB1027 Cleaning Lubrication Regular cleaning is one of the most important The mill has numerous moving metal-to- steps in taking good care of this machine. Each metal contacts that require regular and proper operator is responsible for cleaning the machine lubrication to ensure efficient and long-lasting...
M A I N T E N A N C E Model SB1027 For Machines Mfg. Since 8/09 Table Ways (One-Shot Oiler) Oil Type ..Mobil Vactra 2 or ISO 68 Equivalent Failure to follow reasonable lubrication Oil Amount ....One Pull of Pump Handle practices as instructed in this manual for the Check/Add Frequency ..4–8 hrs.
M A I N T E N A N C E For Machines Mfg. Since 8/09 Model SB1027 Speed Range Bearing Sleeve Ram Ways Oil Type ..Mobil Vactra 2 or ISO 68 Equivalent Oil Type ..Mobil Vactra 2 or ISO 68 Equivalent Oil Amount ..........
M A I N T E N A N C E Model SB1027 For Machines Mfg. Since 8/09 Table Elevation Leadscrew Power Feed Gears Grease Type ......NLGI 2 or Equivalent Grease Type ..Medium-Weight Lithium Grease Grease Amount ........Thin Coat Grease Amount ...Two Pumps of Grease Gun Check/Add Frequency ....40 hrs.
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M A I N T E N A N C E For Machines Mfg. Since 8/09 Model SB1027 Remove the brass bevel gear from the Replace the leadscrew alignment key, then leadscrew, then remove the leadscrew align the bevel gear keyway with the key as alignment key (see Figure 54).
M A I N T E N A N C E Model SB1027 For Machines Mfg. Since 8/09 Coolant Reservoir To check the coolant level: DISCONNECT MILL FROM POWER! Clean away debris and grime from the coolant drain screens on the base of the mill BIOLOGICAL &...
M A I N T E N A N C E For Machines Mfg. Since 8/09 Model SB1027 Remove the two pump mounting cap screws and move the pump out of the way (see Figure 57). The coolant reservoir on this mill is only designed to store coolant.
M A I N T E N A N C E Model SB1027 For Machines Mfg. Since 8/09 Machine Storage Adjusting Gibs To avoid rust problems or corrosion damage, Gibs are tapered lengths of metal between two use the following information to protect your dovetail sliding surfaces.
S E R V I C E For Machines Mfg. Since 8/09 Model SB1027 Adjusting Leadscrew Backlash Leadscrew backlash is the amount the leadscrew rotates before the attached device begins to move. Table Gib & Although the mill is equipped with double- Adjustment Screw bronzed longitudinal and cross leadscrew nuts to minimize backlash, leadscrews will always have...
S E R V I C E Model SB1027 For Machines Mfg. Since 8/09 Longitudinal Leadscrew Backlash Unthread and remove the knurled retaining ring, graduated dial ring, and the leadscrew DISCONNECT MILL FROM POWER! key, as shown in Figure 62. Loosen the two cap screws on the leadscrew nut accessed from underneath the left side of the table, as shown in Figure 61.
S E R V I C E For Machines Mfg. Since 8/09 Model SB1027 Belt Tensioning Loosen the two cap screws on the face of the leadscrew nut shown in Figure 64. Power is transferred from the motor to the spindle with heavy-duty ribbed belts.
TROU B LESHOOTI NG Model SB1027 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 Possible Cause Possible Solution Machine does not 1.
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TROU B LESHOOTI NG For Machines Mfg. Since 8/09 Model SB1027 Symptom Possible Cause Possible Solution Tool slips in collect. 1. Collet is not fully drawn into 1. Snug up the drawbar to fully seat the collet. spindle taper. 2. Wrong size collet. 2.
E L E C T R I C A L Model SB1027 For Machines Mfg. Since 8/09 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 the machine.
E L E C T R I C A L For Machines Mfg. Since 8/09 Model SB1027 Upper Electrical Panel freq drive wiring Variable Frequency Drive Yaskawa V1000 CIMR-VT2A0020BAA 200V 3-Ph 5.5kW/3.7kW To Control Panel (Page 59) 600 W 40 Ohm To Spindle Thermal Motor...
E L E C T R I C A L Model SB1027 For Machines Mfg. Since 8/09 Lower Electrical Panel electrical panel wiring Lower Electrical Panel See Figure 67 To Upper Electrical Panel (Page 57) To Spindle Motor Yung-Jeng (Page 59) Transformer 500VA A009-0392 Frequency...
E L E C T R I C A L For Machines Mfg. Since 8/09 Model SB1027 control panel wiring component wiring Control Panel Wiring Control Panel See Figure 66 Spindle Speed Display – – 1 2 3 To Electrical Panel &...
E L E C T R I C A L Model SB1027 For Machines Mfg. Since 8/09 Electrical Component Pictures Figure 66. Control panel wiring. Figure 68. Spindle motor wiring. Figure 69. Spindle brake switch wiring. Figure 67. Electrical panel wiring. Figure 70.
P A R T S Model SB1027 For Machines Mfg. Since 8/09 Headstock Parts List PART # DESCRIPTION PART # DESCRIPTION PSB10240449 ROUND KNOB 3/8-16 PSB10240037A CLUSTER GEAR SHAFT 18T/12T PSB10240002 PINION SHAFT LEVER PSB10240037A FEED DRIVE CLUSTER GEAR 23T PSB10240003 PINION SHAFT HUB PSB10240037A NEEDLE BEARING BZ66Z TIMKEN...
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P A R T S For Machines Mfg. Since 8/09 Model SB1027 Headstock Parts List PART # DESCRIPTION PART # DESCRIPTION PSB10240097 INDICATOR ROD LOCK KNOB PSTB004M STEEL BALL 5MM PSB10240098 INDICATOR ROD PSB10240120 COMPRESSION SPRING PSB10240099 REVERSE TRIP BALL LEVER SCREW PSS17M SET SCREW M8-1.25 X 6 PSB10240100...
P A R T S Model SB1027 For Machines Mfg. Since 8/09 Quill Quill Housing 206A PART # DESCRIPTION PART # DESCRIPTION PSB10240201 SPINDLE R8 PSB10240210 SPANNER LOCK WASHER PSS03M SET SCREW M6-1 X 8 PSB10240211 SPANNER NUT PSB10240203 QUILL END CAP PSB10240212 QUILL SKIRT PSB10240204...
P A R T S For Machines Mfg. Since 8/09 Model SB1027 Gearbox 307A 303A For Reference Only -65-...
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P A R T S Model SB1027 For Machines Mfg. Since 8/09 Gearbox Parts List PART # DESCRIPTION PART # DESCRIPTION PSB10240301 GEARBOX PLATE PSB10240325 BELT PULLEY GEAR PK70M KEY 8 X 8 X 12 PCAP24M CAP SCREW M5-.8 X 16 303A PSB10240303A SPINDLE GEAR HUB ASSEMBLY PSB10240327 BULL GEAR PINION BEARING CAP...
P A R T S For Machines Mfg. Since 8/09 Model SB1027 Belt Housing 403A 403-1 For Reference Only -67-...
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P A R T S Model SB1027 For Machines Mfg. Since 8/09 Belt Housing Parts List PART # DESCRIPTION PART # DESCRIPTION PSB10270403A MOTOR FAN COVER PW03M FLAT WASHER 6MM PSB10270403A MOTOR FAN PSB10240442 BRAKE BEARING CAP 403A PSB10270403A MOTOR ASSEMBLY PCAP115M BUTTON HD CAP SCR M6-1 X 16 PSB10270403A MOTOR 3HP 220V 3PH 60HZ...
P A R T S For Machines Mfg. Since 8/09 Model SB1027 531A 527 528 For Reference Only PART # DESCRIPTION PART # DESCRIPTION PCAP31M CAP SCREW M8-1.25 X 25 PSB10240519 HEAD TILT WORM SHAFT PSB10240502 DOWEL PIN 8 X 30 PSB10240520 LIFTING EYE BOLT 3/4-10 PSB10240503...
P A R T S Model SB1027 For Machines Mfg. Since 8/09 Column, Knee & Saddle -70-...
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P A R T S For Machines Mfg. Since 8/09 Model SB1027 Column, Knee & Saddle Parts List PART # DESCRIPTION PART # DESCRIPTION PSB10240601 COLUMN PSB10240634 KNEE PRIV001M STEEL FLUTED RIVET 2 X 5MM PSB10240635 CRANK HANDLE PSB10240017 INDICATOR PLATE PSB10240636 VERTICAL CRANK PSB10240604...
P A R T S Model SB1027 For Machines Mfg. Since 8/09 Table -72-...
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P A R T S For Machines Mfg. Since 8/09 Model SB1027 Table Parts List PART # DESCRIPTION PART # DESCRIPTION PN01 HEX NUT 1/2-20 PSB10240723A TABLE BALL HANDLE CLUTCH ASSY PSB10270723A HANDLE PCAP03M CAP SCREW M5-.8 X 8 PSB10240703 CROSS FEED BALL HANDLE PSB10270730 TABLE BEARING BRACKET COVER...
P A R T S Model SB1027 For Machines Mfg. Since 8/09 One-Shot Oiler Oil distributor PART # DESCRIPTION PART # DESCRIPTION PSB10240801 ELBOW JOINT M4 X 1/8 PT PCAP01M CAP SCREW M6-1 X 16 PSB10240802 T-JOINT PSB10240806 FLEXIBLE STEEL TUBE 4 X 500MM PSB10240803 ONE SHOT OILER ASSEMBLY PCAP38M...
P A R T S For Machines Mfg. Since 8/09 Model SB1027 Coolant System PART # DESCRIPTION PART # DESCRIPTION PCAP02M CAP SCREW M6-1 X 20 PSB10270910 PIPE ELBOW 90 DEG 3/8 X 3/8 PT PW03M FLAT WASHER 6MM PSB10270911 COOLANT VALVE ASSEMBLY PSB10270903 COOLANT PUMP 1/8HP 220V 1PH 60HZ...
P A R T S Model SB1027 For Machines Mfg. Since 8/09 Electric Box & Control Panel 1001 1021 1002 1020 1019 1004 1003 1018 1005 1017 1006 1013 1022 1014 1015 1007 1016 1008 1012 1009 1011 1010 1032 1029 1023 1028...
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P A R T S For Machines Mfg. Since 8/09 Model SB1027 Electric Box & Control Panel Parts List PART # DESCRIPTION PART # DESCRIPTION 1001 PSB10271001 ELECTRIC BOX BACKBOARD 1017 PSB10271017 FUSE HOLDER 4P 1002 PSB10271002 INVERTER YASAKAWA V1000 1018 PSB10271018 TRANSFORMER YUNG-JENG A009-0392 500V...
P A R T S Model SB1027 For Machines Mfg. Since 8/09 Tools 1101 1106 1107 1104 1103 1105 1102 PART # DESCRIPTION PART # DESCRIPTION 1101 PSB10241004 TOOLBOX 1105 PWR1921C CLOSED WRENCH 19/21MM 1102 PSDF2 SCREWDRIVER FLAT #2 1106 PAW1510M HEX WRENCH 10PC 1.5-10 MM 1103...
P A R T S For Machines Mfg. Since 8/09 Model SB1027 Machine Labels A 1206 1204 1203 1205 1207 1202 1201 1208 1209 1210 1211 1212 1216 1215 1213 1214 PART # DESCRIPTION PART # DESCRIPTION 1201 PSBLABEL08HL ENTANGLEMENT HAZARD LABEL 1209 PSBLABEL02HL DISCONNECT WARNING LABEL 1202...
P A R T S Model SB1027 For Machines Mfg. Since 8/09 Machine Labels B 1220 1210 1219 1209 1218 1221 1217 1222 1223 1224 PART # DESCRIPTION PART # DESCRIPTION 1209 PSBLABEL02HL DISCONNECT WARNING LABEL 1220 PSB10271220 SPEED RANGE LABEL 1210 PSBLABEL13HL CLOSE DOOR WARNING LABEL 1221...
W A R R A N T Y 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.
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South Bend Lathe Co. P.O. Box 2027 Bellingham, WA 98227 PHONE: (360) 734-1540 (Administrative Offi ces) FAX: (360) 676-1075 (International) FAX: (360) 734-1639 (USA only) southbendlathe.com Printed In Taiwan #JBTS12256...
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