South bend TURN-NADO SB1046PF Owner's Manual
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South bend TURN-NADO SB1046PF Owner's Manual

Gearhead lathe w/dro
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Hundreds of Thousands of Lathes Sold With a Tradition of
© August, 2011 by South Bend Lathe Co.
TURN-NADO
LATHE w/DRO
MODEL SB1046PF 21" X 60"
MODEL SB1047PF 21" X 80"
MODEL SB1048PF 21" X 120" MODEL SB1058F 18" X 80"
OWNER'S MANUAL
GEARHEAD
®
MODEL SB1056F 18" X 40"
MODEL SB1057F 18" X 60"
Q
uality Since 1906!
For Machines Mfg. Since 3/11

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Summary of Contents for South bend TURN-NADO SB1046PF

  • Page 1 TURN-NADO GEARHEAD ® LATHE w/DRO MODEL SB1046PF 21" X 60" MODEL SB1056F 18" X 40" MODEL SB1047PF 21" X 80" MODEL SB1057F 18" X 60" MODEL SB1048PF 21" X 120" MODEL SB1058F 18" X 80" OWNER'S MANUAL Hundreds of Thousands of Lathes Sold With a Tradition of uality Since 1906! ©...
  • Page 2 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.

  • Page 3: Table Of Contents

    Table of Contents INTRODUCTION ............3 Power Connection ..........30 About This Machine ..........3 Test Run ............. 32 ............. 3 Spindle Break-In ..........35 Foreword ............3 Recommended Adjustments ......35 Capabilities .............. 3 Features OPERATION ............36 General Identification .......... 4 Operation Overview ...........
  • Page 4 ELECTRICAL ............91 Power Feed ............54 .......... 55 Electrical Safety Instructions ......91 Power Feed Controls ........57 Correcting Phase Polarity ......... 92 Setting Power Feed Rate End Gears ............58 Wiring Overview ..........93 ...... 58 Component Location Index........ 94 Standard End Gear Configuration .....

  • Page 5: Introduction

    I N T R O D U C T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® About This Machine Foreword Features "The screw cutting engine lathe is the oldest and These 16-Speed Gearhead Lathes are packed most important of machine tools and from it all with standard features and equipment, such other machine tools have been developed.

  • Page 6: General Identification

    I N T R O D U C T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® General Identification Figure 1. General identification (Model SB1058F shown). A. Quick-Change Gearbox Controls K. Tailstock w/MT#5 Quill B. Headstock Controls Rod Support (SB1047PF, -48PF, -58F only) D1-8 Camlock MT#7 Spindle M.

  • Page 7: Controls & Components

    I N T R O D U C T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Controls & Headstock Components Refer to Figures 2–9 and the following descriptions to become familiar with the features and basic controls of this lathe. This knowledge will be necessary to properly set up the lathe for the test run and spindle break-in.

  • Page 8: Control Panel

    I N T R O D U C T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Control Panel K. Carriage Handwheel: Moves the carriage along the bed. Can be disengaged during power feed operations to prevent an entanglement hazard.

  • Page 9: Carriage Feed Clutch Knob

    I N T R O D U C T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Carriage Feed Clutch Knob AB. Tailstock Handwheel: Moves the quill toward or away from the spindle. The graduated dial has 0.001" increments with one full revolution equaling 0.200"...

  • Page 10: Safety Foot Brake

    I N T R O D U C T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Safety Foot Brake Spindle Levers This lathe is equipped with a foot brake (see Figure 9) to quickly stop the spindle instead of allowing it to coast to a stop on its own.

  • Page 11: Sb1046Pf, Sb1047Pf, Sb1048Pf

    I N T R O D U C T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Product Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. © South Bend Lathe Co. PHONE: (360) 734-1540 • www.southbendlathe.com MODEL SB1046PF, SB1047PF, SB1048PF 21"...
  • Page 12 I N T R O D U C T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Model Number SB1046PF SB1047PF SB1048PF Main Motor Type TEFC Induction Horsepower 15 HP Voltage 440V Phase 3-Phase Amps Speed 1720 RPM Cycle 60 Hz...
  • Page 13 I N T R O D U C T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Model Number SB1046PF SB1047PF SB1048PF Headstock Information Spindle Bore 3.15 in. Spindle Taper MT#7 Number of Spindle Speeds Range of Spindle Speeds 20–1600 RPM Spindle Type D1-8 Camlock...
  • Page 14 I N T R O D U C T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Model Number SB1046PF SB1047PF SB1048PF Construction Headstock Cast Iron Headstock Gears Flame-Hardened Steel Meehanite Castings with Induction-Hardened Ways Stand Cast Iron Paint Urethane...

  • Page 15: Product Specifications

    I N T R O D U C T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Product Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. © South Bend Lathe Co. PHONE: (360) 734-1540 • www.southbendlathe.com MODEL SB1056F, SB1057F, SB1058F 18"...
  • Page 16 I N T R O D U C T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Model Number SB1056F SB1057F SB1058F Main Motor Type TEFC Induction Horsepower 15 HP Voltage 440V Phase 3-Phase Amps Speed 1720 RPM Cycle 60 Hz...
  • Page 17 I N T R O D U C T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Model Number SB1056F SB1057F SB1058F Headstock Information Spindle Bore 3.15 in. Spindle Taper MT#7 Number of Spindle Speeds Range of Spindle Speeds 20–1600 RPM Spindle Type D1-8 Camlock...

  • Page 18: Sb1056F Sb1057F Sb1058F

    I N T R O D U C T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Model Number SB1056F SB1057F SB1058F Construction Headstock Cast Iron Headstock Gears Flame-Hardened Steel Meehanite Castings with Induction-Hardened Ways Stand Cast Iron Paint Urethane...

  • Page 19: Safety

    S A F E T Y For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® 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.).
  • Page 20 S A F E T Y Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Entanglement: Loose clothing, gloves, neckties, Chuck Keys or Adjusting Tools: Tools used to jewelry or long hair may get caught in adjust spindles, chucks, or any moving/ moving parts, causing entanglement, rotating parts will become dangerous amputation, crushing, or strangulation.

  • Page 21: Additional Metal Lathe Safety

    S A F E T Y For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Additional Metal Lathe Safety Speed Rates. Operating the lathe at the wrong Clearing Chips. Metal chips can easily cut bare speed can cause nearby parts to break or the skin—even through a piece of cloth.

  • Page 22: Additional Chuck Safety

    S A F E T Y Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Additional Chuck Safety Entanglement. Entanglement with a rotating Chuck Capacity. Avoid exceeding the capacity chuck can lead to death, amputation, broken of the chuck by clamping an oversized bones, or other serious injury.

  • Page 23: Preparation

    P R E P A R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® PREPARATION Preparation Overview Things You'll Need The purpose of the preparation section is to help To complete the preparation process, you will you prepare your machine for operation.

  • Page 24: Power Supply Requirements

    P R E P A R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Power Supply The full-load current is not the maximum amount of amps that the machine will draw. If the machine is overloaded, it will draw additional Requirements amps beyond the full-load rating.

  • Page 25: Grounding Requirements

    P R E P A R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Grounding Requirements 440V Operation As specified in the Circuit Requirements This machine must be grounded! In the event section on the previous page, these machines of certain types of malfunctions or breakdowns, must be hardwired to the power source, using a grounding provides a path of least resistance...

  • Page 26: Unpacking

    P R E P A R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® 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.

  • Page 27: Cleaning & Protecting

    P R E P A R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Cleaning & Protecting Avoid chlorine-based solvents, such as The unpainted surfaces are coated at the factory acetone or brake parts cleaner that may with a heavy-duty rust preventative that damage painted surfaces.

  • Page 28: Physical Environment

    P R E P A R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Location 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...

  • Page 29: Lifting & Moving

    P R E P A R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Lifting & Moving Position hardwood blocking under each end of the bed as shown in Figure 14. This will keep the lifting straps away from the leadscrew, feed rod, and spindle rod to prevent bending them during lifting.

  • Page 30: Leveling & Mounting

    P R E P A R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Leveling & Mounting Attach the lifting straps to the power lifting equipment (see Figure 16 for an example). You must level your machine and either use Power Lifting the included foot pads and leveling hardware or Use Blocks as Necessary...

  • Page 31: Bolting To Concrete Floors

    P R E P A R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Assembly To level the machine, use a precision level to make sure the bedways are level from side-to- side and from front-to-back. With the exception of the handwheel handles, the lathe is shipped fully assembled.

  • Page 32: Lubricating Lathe

    P R E P A R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Lubricating Lathe Power Connection After you have completed all previous setup instructions and circuit requirements, the machine is ready to be connected to the power GEARBOXES MUST supply.
  • Page 33 P R E P A R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Connect the incoming hot wires to the master power switch terminals and connect the ground wire to the ground terminal, as Disconnect power supply! Electrocution illustrated in Figure 23.

  • Page 34: Test Run

    P R E P A R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Test Run Make sure that the chuck and jaws, if installed, are secure (refer to Chuck and Faceplate Mounting on Page 37). After all preparation steps have been completed, the machine and its safety features must be Note: If a chuck is not installed on the lathe, you...
  • Page 35 P R E P A R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Move the gearbox range lever on the To prevent the spindle from rotating when headstock to the neutral (middle) position to power is applied to the motor, move the disable power feed, as shown in Figure 27.
  • Page 36 P R E P A R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Note: The spindle clutch is tight when new 20. Push the STOP button to prevent an and may require moderate pressure on the accidental start-up.

  • Page 37: Spindle Break-In

    P R E P A R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® 27. Use the coolant pump switch on the control Use the foot brake to stop spindle rotation, panel to start the pump, then open the valve then reverse spindle rotation with the at the base of the nozzle.

  • Page 38: Operation

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® OPERATION Operation Overview To complete a typical operation, the operator does the following: The purpose of this overview is to provide Puts on safety glasses, rolls up sleeves, the novice machine operator with a basic removes jewelry, and secures any clothing, understanding of how the machine is used during...

  • Page 39: Chuck & Faceplate Mounting

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Chuck & Faceplate Installation & Removal Mounting Devices This lathe is equipped with a D1-type spindle Because chucks are heavy and often awkward to nose.

  • Page 40: Chuck Installation

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Chuck Installation Incrementally tighten the camlocks in a criss-cross or star pattern to ensure that the chuck seats evenly against the spindle. To ensure accurate work, it is extremely important to make sure the spindle nose and When the chuck is fully seated and all the...

  • Page 41: Registration Marks

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Chuck Removal Verify that the chuck fits the spindle properly by checking for any gaps between the mating surfaces. To remove the chuck: DISCONNECT LATHE FROM POWER! —...

  • Page 42: Scroll Chuck Clamping

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Scroll Chuck Clamping 4-Jaw Chuck This scroll-type chuck has an internal scroll-gear Refer to the Chuck Installation (see Page 38) that moves all jaws in unison when adjusted with and Chuck Removal (see Page 39) instructions the chuck key.

  • Page 43: Faceplate

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Faceplate Tighten each jaw in small increments. After you have adjusted the first jaw, continue tightening the remaining jaws Refer to the Chuck Installation (Page 38) in an opposing sequence, as shown by the and Chuck Removal (Page 39) instructions to sequential order in Figure 37.

  • Page 44: Tailstock

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® To mount a non-concentric workpiece to the Quill Lock Tailstock Lock Lever faceplate: Lever DISCONNECT LATHE FROM POWER! Protect the bedway with a piece of plywood. With help from another person or a holding Tailstock device to support the workpiece, position it...

  • Page 45: Installing Tooling

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Installing Tooling However, other tooling without tangs, such as the four remaining tools shown in Figure 41, This tailstock uses a quill with an MT#5 taper can still be used if the potential load will not that has a lock slot in the back of the bore that exceed the strength of the tapered fit.

  • Page 46: Removing Tooling

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Removing Tooling To offset the tailstock: Loosen the hex bolts underneath both ends Use a shop rag to hold the tool. of the tailstock to release the clamping pressure between the top and bottom Rotate the tailstock handwheel castings (see Figure 44).

  • Page 47: Aligning Tailstock To Spindle Centerline

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Aligning Tailstock to Spindle Note: As long as this dead center remains in the chuck, the point of the center will remain Centerline true to the spindle centerline.

  • Page 48: Centers

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Centers Note: If necessary in the following step, refer to Offsetting Tailstock on Page 44 for detailed instructions. Figure 50 shows the MT#5 dead centers included with the lathe.

  • Page 49: Live Centers

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Live Centers Removing Center from Spindle A live center has bearings that allow the center To remove the sleeve and center from the tip and the workpiece to rotate together;...

  • Page 50: Removing Center From Tailstock

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Mounting Workpiece Between Use the tailstock handwheel to feed the quill out from the casting approximately 1". Centers Note: Do not extend the quill more than 2" or DISCONNECT LATHE FROM POWER! stability and accuracy will be reduced.

  • Page 51: Steady Rest

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Steady Rest Loosen the clamp knob that secures the two halves of the steady rest and open the top portion, as shown in Figure 56. The steady rest supports long shafts and can be mounted anywhere along the length of the bedway.

  • Page 52: Follow Rest

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Follow Rest Compound Rest The follow rest mounts to the saddle with two The compound rest handwheel has an indirect- cap screws (see Figure 57). It is used on long, read graduated scale.

  • Page 53: Four-Way Tool Post

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Four-Way Tool Post Aligning Cutting Tool with Spindle Centerline The four-way tool post is mounted on top of the For most operations, the cutting tool tip should compound rest and allows a maximum of four be aligned with the spindle centerline, as tools to be loaded simultaneously.

  • Page 54: Micrometer Stop

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Micrometer Stop Tools Needed Tool Post T-Wrench ..........1 Steel Shims ..........As Needed The micrometer stop is used to limit carriage Cutting Tool ............

  • Page 55: Manual Feed

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Manual Feed Spindle Speed The handwheels shown in Figure 64 allow the Using the correct spindle speed is important operator to manually move the cutting tool. for safe and satisfactory results, as well as maximizing tool life.

  • Page 56: Setting Spindle Speed

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Setting Spindle Speed Make sure the spindle is turned OFF and it Operating the lathe at spindle speeds higher has come to a complete stop. than 350 RPM when the high (H) gearbox range is selected could result in gearbox Find the spindle speed range in the following...

  • Page 57: Power Feed Controls

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Power Feed Controls Headstock Feed Direction Lever: Selects the direction of power feed (see Figure 68). Use Figures 67–71 and the following descriptions to become familiar with the locations Note: The spindle must be stopped to use this and functions of the controls that you will use to...
  • Page 58 O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Feed Selection Knob: Selects the carriage or Carriage Feed Clutch Knob: Adjusts how easily cross slide for power feed (see Figure 70). the carriage clutch will disengage automatic feeding when the carriage contacts a feed stop or When the knob is pulled out, the cross slide is...

  • Page 59: Setting Power Feed Rate

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Setting Power Feed Rate Note: In the next step, use the chuck key to rock the spindle back and forth to help mesh the The power feed rate chart displays the settings gears as you make adjustments.

  • Page 60: End Gears

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® End Gears Alternate End Gear Configuration Use the alternate end gear configuration The end gears on the side of the headstock can be when cutting modular or diametral pitches, as setup for the standard or alternate configuration, illustrated in Figure 75.

  • Page 61: Threading Controls

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Threading Controls Loosen the pivot arm hex nut shown in Figure 76, then swing the pivot arm to the left so that the 44T/56T gears are away from The following subsections describe how to use the 57T gear.

  • Page 62: Apron Controls

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Note: In the next step, use the chuck key to rock the spindle back and forth to help mesh the gears as you make adjustments. For a metric thread pitch of 2.5mm, use the configuration string of characters to the right of the selected thread pitch (LCR3Z) to...

  • Page 63: Thread Dial

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Thread Dial Thread Dial Chart The numbers on the thread dial are used with Find the TPI (threads per inch) that you want the thread dial chart to show when to engage the to cut in the left column of the thread dial chart half nut during inch threading.
  • Page 64 O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Even TPI Not Divisible By 4 ⁄ ⁄ Fractional TPI For threading a TPI that is even but not divisible For TPI that have a ⁄...

  • Page 65: Chip Drawer

    O P E R A T I O N For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Chip Drawer Coolant System The chip drawer catches swarf and metal chips When the coolant pump is turned ON, the fluid during the machining process. It contains a is delivered through the nozzle attached to the screen that keeps the large chips from returning carriage.

  • Page 66: Rod Support

    O P E R A T I O N Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Rod Support Models SB1047PF, SB1048PF, and SB1058F BIOLOGICAL & POISON include a rod support that gives additional HAZARD! reinforcement to the leadscrew and feed rod (see Use the correct personal Figure 91).

  • Page 67: Accessories

    A C C E S S O R I E S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® ACCESSORIES Accessories SB1298—SBL Bench Lathe Shop Clock SB1299—SBL Toolroom Lathe Shop Clock SB1300—SBL Lathe with Man This section includes the most common These fine traditional shop clocks are constructed accessories available for your lathe, which may with a metal antique-finished frame.

  • Page 68: Maintenance

    M A I N T E N A N C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® MAINTENANCE Maintenance Schedule Daily, After Operations Depress STOP button and shut OFF the • master power switch (to prevent accidental startup).

  • Page 69: Maintenance Chart

    M A I N T E N A N C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Maintenance Chart -67-...

  • Page 70: Lubrication

    M A I N T E N A N C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Lubrication Changing Headstock Oil The headstock oil must be changed after the Headstock break-in period and then annually (or every six months with heavy service or extreme working The headstock is supplied with oil from the oil conditions).

  • Page 71: Quick-Change Gearbox

    M A I N T E N A N C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Quick-Change Gearbox Staying well away from the V-belts, re- connect the lathe to power and press the Oil Type ..Mobil Vactra 2 or ISO 68 Equivalent spindle motor ON button—DO NOT start Oil Amount ..........

  • Page 72: Apron

    M A I N T E N A N C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Draining Oil Draining Oil & Flushing Reservoir Place a catch pan under the quick-change Since the apron oil reservoir supplies the one- gearbox drain plug (see Figure 100), loosen the shot oiler, the oil is constantly being refreshed fill plug and remove the drain plug, then allow...

  • Page 73: One-Shot Oiler

    M A I N T E N A N C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® One-Shot Oiler Check the apron oil level through the sight glass before using the one-shot oiler to ensure the The one-shot oiler shown in Figure 103 proper oil level.

  • Page 74: Longitudinal Leadscrew

    M A I N T E N A N C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Longitudinal Leadscrew Oil Type ..Mobil Vactra 2 or ISO 68 Equivalent Oil Amount ..........As Needed Lubrication Frequency ........Daily Before lubricating the leadscrew, clean it first with mineral spirits.

  • Page 75: End Gears

    M A I N T E N A N C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® End Gears Lubricating DISCONNECT LATHE FROM POWER! Grease Type ..........NLGI#2 Frequency ....Annually or When Changing Remove the end gear cover and all the end gears shown in Figure 107.

  • Page 76: Coolant System Service

    M A I N T E N A N C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Coolant System Although most swarf from machining operations is screened out of the coolant before it returns to the tank, small particles will accumulate in Service the bottom of the tank in the form of sludge.

  • Page 77: Adding Fluid

    M A I N T E N A N C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Adding Fluid To change the coolant: Position the coolant nozzle over the back of DISCONNECT LATHE FROM POWER! the backsplash so that it is pointing behind the lathe.

  • Page 78: Machine Storage

    M A I N T E N A N C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Slide the tank partially into the base and re- Thoroughly clean all unpainted, bare metal connect the fluid hose. surfaces, then apply a liberal coat of way oil, heavy grease, or rust preventative.

  • Page 79: Service

    S E R V I C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® SERVICE Backlash Adjustment Cross Slide Tools Needed: Backlash is the amount of free play felt while Hex Wrench 3mm ..........1 changing rotation directions with the handwheel. Hex Wrench 5mm ..........

  • Page 80: Leadscrew End Play Adjustment

    S E R V I C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Leadscrew End Play Gib Adjustment Adjustment The goal of adjusting the gib screws is to remove sloppiness or "play" from the ways without over- adjusting them to the point where they become After a long period of time, you may find that stiff and difficult to move.
  • Page 81 S E R V I C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Figures 114–118 show the location of the Note: Remove the thread dial body and the adjustment screws for each gib on this machine. carriage lock clamp to access the saddle gib adjustment screw on the tailstock side (see Figure 117).

  • Page 82: Half Nut Adjustment

    S E R V I C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Half Nut Adjustment V-Belts The clamping pressure of the half nut is fully V-belts stretch and wear with use, so check the adjustable with a gib that can be loosened or tension on a monthly basis to ensure optimal tightened by two set screws.

  • Page 83: Spindle Clutch Adjustment

    S E R V I C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Spindle Clutch Required for Procedure Wrench 4mm ............1 Adjustment Another Person .............1 To adjust the spindle clutch: This lathe uses a dual-clutch mechanism to drive the spindle.
  • Page 84 S E R V I C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Study Figure 124 to determine the adjustments that will be required in the following steps. Clutch components get hot during operation. To avoid Forward Adjustment Reverse Adjustment burn injuries, wear heavy Ring...
  • Page 85 S E R V I C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Loosen the appropriate adjustment ring one Tighten the adjustment ring one notch, then notch, then remove your hand from inside slide the adjustment ring towards its clutch the headstock.

  • Page 86: Leadscrew Shear Pin Replacement

    S E R V I C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Leadscrew Shear Pin To replace the shear pin: DISCONNECT LATHE FROM POWER! Replacement Clean debris and grime from the shear pin area (see Figure 128). The leadscrew is secured to a connecting collar that is part of the headstock drivetrain with the use of a soft-metal shear pin.
  • Page 87 S E R V I C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Move the retaining ring shown in Figure Put on safety goggles, insert the blow gun tip 130 away from the shroud washer, then into the shear pin hole and blow out the hole move the shroud washer away from the with compressed air.

  • Page 88: Gap Insert Removal & Installation

    S E R V I C E Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® 11. Return the retaining ring against the shroud Tools Needed: washer and position the retaining ring Hex Wrenches 6mm ..........1 ears over the shear pin head, as shown in Hex Wrench 8mm ..........

  • Page 89: Gap Installation

    S E R V I C E For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Gap Installation Install all fasteners and lightly snug them in place. Use mineral spirits and a clean lint-free rag to clean the mating surfaces of the gap, bed, Mount a dial indicator with a magnetic base and ways.

  • Page 90: Troubleshooting

    TROU B LESHOOTI NG Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® TROUBLESHOOTING If you need replacement parts, or if you are unsure how to do any of the solutions given here, feel free to call us at (360) 734-1540. Symptom Possible Cause Possible Solution...
  • Page 91 TROU B LESHOOTI NG For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Symptom Possible Cause Possible Solution Entire machine 1. Workpiece is unbalanced. 1. Re-install workpiece as centered with the spindle bore as possible. vibrates upon startup and while 2.
  • Page 92 TROU B LESHOOTI NG Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Symptom Possible Cause Possible Solution Workpiece is 1. Spindle and tailstock centerlines 1. Realign the tailstock to the headstock spindle bore centerline (see Page 45). are not properly aligned with each tapered.

  • Page 93: Electrical

    E L E C T R I C A L For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® ELECTRICAL Electrical Safety Instructions These pages are accurate at the time of printing. In the constant effort to improve, however, we may make changes to the electrical systems of future machines.

  • Page 94: Correcting Phase Polarity

    E L E C T R I C A L Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Correcting Phase Ground Polarity To Power This sub-section is only provided for Supply troubleshooting. If you discover during the test run that the lathe will not operate, or that the spindle runs backwards, the lathe may be wired MASTER Swap any two...

  • Page 95: Wiring Overview

    E L E C T R I C A L For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Wiring Overview wiring overview Power Supply Connection Page 99 Electrical Cabinet, Page 95 Work Lamp Page 99 Chuck Guard Safety Switch Page 99 End Gear Cover Safety Switch...

  • Page 96: Component Location Index

    E L E C T R I C A L Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® visual index Component Location Index Electrical Cabinet Work Lamp Page 95 Page 99 Master Power Switch Coolant Page 95 Pump Motor Page 97 Spindle Motor Page 97...

  • Page 97: Electrical Cabinet Wiring

    E L E C T R I C A L For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® box1 Electrical Cabinet To Chuck Guard Safety Switch, Page 99 To Work Lamp, Page 99 Ground Master Power Contactor Contactor Switch Allen Bradley Allen Bradley C23 400...

  • Page 98: Electrical Box

    E L E C T R I C A L Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® box photo Electrical Box Figure 139. Electrical box. -96-...

  • Page 99: Spindle Motor

    E L E C T R I C A L For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® spindle and pump Spindle Motor motor Junction Box Ground Spindle Motor Figure 140. Spindle motor location. To Electrical Box, Page 95 Coolant Pump To Electrical Box, Page 95...

  • Page 100: Control Panel

    E L E C T R I C A L Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Control Panel COMMON control panel and motor Figure 142. Control panel wiring. To Electrical Box, Page 95 Headstock Motor Pump Power Stop Stop Lamp...

  • Page 101: Additional Components

    E L E C T R I C A L For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Additional Components Work Lamp End Gear Cover Safety Switch additional com- pontnet Figure 143. End Gear Cover Safety switch location. End Gear Cover Safety Switch, Figure 143 Chuck Guard...

  • Page 102: Parts

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® PARTS Headstock Housing 1 35 36 19 20 -100-...
  • Page 103 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Headstock Housing 2 67 68 -101-...
  • Page 104 P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Headstock Housing Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0001 SHIFT LEVER END CAP PSB1046PF0040 DETENT BRACKET PSB1046PF0002 SHIFT LEVER PSB1046PF0041 SHIFT LIMIT PIN PCAP38M CAP SCREW M5-.8 X 25 PSB1046PF0042 OIL TUBE...

  • Page 105: Headstock Gears 1

    P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Headstock Gears 1 -103-...
  • Page 106 P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Headstock Gears 2 -104-...
  • Page 107 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Headstock Gears Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0101 CAMLOCK STUD P6008-OPEN BALL BEARING 6008 OPEN PSB1046PF0102 SPINDLE BOLT PSB1046PF0152 COMBO GEAR 25T/40T PSB1046PF0103 SPINDLE PSB1046PF0153 BRAKE DRUM SHAFT...
  • Page 108 P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Headstock Gears Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0201 CHANGE GEAR SHAFT PSB1046PF0214 SHAFT COVER PLATE PSB1046PF0202 GEAR 24T PSB1046PF0215 FLANGED BEARING PR37M EXT RETAINING RING 32MM PSB1046PF0216 SPLINED SHAFT PSB1046PF0204...

  • Page 109: Gearbox 1

    P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Gearbox 1 -107-...
  • Page 110 P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Gearbox 2 -108-...
  • Page 111 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Gearbox Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0301 SPLINED SHAFT PSB1046PF0352 SHAFT NUT PK109M KEY 7 X 7 X 35 PSS02M SET SCREW M6-1 X 6 PSB1046PF0303 SHAFT SPACER PR10M...
  • Page 112 P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Gearbox Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0403 SELECTOR LEVER PIN PSB1046PF0418 SHIFT FORK PSB1046PF0404 LEVER CAP PCAP02M CAP SCREW M6-1 X 20 PSB1046PF0405 LEVER RETAINING FLAT WASHER PRP24M ROLL PIN 5 X 16...
  • Page 113 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Apron 1 -111-...
  • Page 114 P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Apron 2 -112-...
  • Page 115 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Apron Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0501 HANDLE CAP SCREW PSS20M SET SCREW M8-1.25 X 8 PSB1046PF0502 HANDLE PSB1046PF0554 COMPRESSION SPRING PSS12M SET SCREW M6-1 X 25 PSB1046PF0555 HALF-NUT LEVER ASSEMBLY PSB1046PF0504...
  • Page 116 P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Apron Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0604 SPRING CUP PRP02M ROLL PIN 3 X 16 PRP04M ROLL PIN 4 X 24 PSB1046PF0621 THREADED SHAFT PSB1046PF0606 TRIP ROD PSB1046PF0622 COMPRESSION PLATE FLAT WASHER...

  • Page 117: End Gears

    P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® End Gears PART # DESCRIPTION PART # DESCRIPTION PB25M HEX BOLT M12-1.75 X 25 PSB1046PF0710 SPACER PSB1046PF0702 GEAR FLAT WASHER PSB1046PF0711 GEAR 44T/56T (SB1046PF-48PF) PSB1046PF0703 GEAR 24T (SB1046PF-48PF) PSB1056F0711 GEAR 44T/56T (SB1056F-58F) PSB1056F0703...

  • Page 118: Motor & Headstock Oil System

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Motor & Headstock Oil System -116-...
  • Page 119 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Motor & Headstock Oil System Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0801 OIL HOSE 5/8" 832-4 PSB1046PF0832-4 FRONT MOTOR BEARING PSB1046PF0802 OIL HOSE FITTING 5/8" NPT 832-5 PSB1046PF0832-5 REAR MOTOR BEARING PSB1046PF0803...

  • Page 120: Saddle & Cross Slide

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Saddle 1 937 938 -118-...
  • Page 121 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Saddle 2 Headstock (Viewed from beneath) -119-...

  • Page 122: Saddle Parts List

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Saddle Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1046PF0901 GIB ADJUST SCREW PSB1046PF0938 HANDWHEEL END CAP PSB1046PF0902 CROSS SLIDE PSB1046PF0939 HANDWHEEL HANDLE PSB1046PF0903 COMPOUND REST PIVOT 25 X 40 PSB1046PF0940 HANDLE CAP SCREW PSB1046PF0904...

  • Page 123: Tool Post & Compound Rest

    P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Tool Post & Compound Rest 1001 1002 1000 1003 1004 1012A 1005 1006 1027 1028 1009 1007 1025 1014 1008 1029 1032 1010 1030 1033 1015 1012 1034 1022...

  • Page 124: Bed & Shafts

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Bed & Shafts -122-...
  • Page 125 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Bed & Shafts Parts List PART # DESCRIPTION PART # DESCRIPTION 1101 PSB1056F1101 LATHE BED 40" (SB1056F) 1136 PSB1047PF1136 FEED ROD (SB1047PF, -58F) 1101 PSB1046PF1101 LATHE BED 60" (SB1046PF, -57F) 1136 PSB1048PF1136 FEED ROD (SB1048PF)

  • Page 126: Stands & Panels (Sb1046Pf-47Pf, Sb1056F-58F)

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Stands & Panels (SB1046PF-47PF, SB1056F-58F) -124-...
  • Page 127 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Stand & Panels Parts List (SB1046PF-47PF, SB1056F-58F) PART # DESCRIPTION PART # DESCRIPTION 1201 PSB1056F1201 BRAKE PEDAL SHAFT (SB1056F) 1226 PSB1056F1226 BACKSPLASH (SB1056F) 1201 PSB1046PF1201 BRAKE PEDAL SHAFT (SB1046PF, -57F) 1226 PSB1046PF1226 BACKSPLASH (SB1046PF, -57F)

  • Page 128: Stand & Panels (Sb1048Pf)

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Stand & Panels (SB1048PF) 1231 1254 1232 1229 1228 1253 1219 1220 1234 1230 1221 1233 1224 1222 1218 1244 1223 1245 1216 1227 1217 1226 1215 1225 1214...
  • Page 129 P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Stand & Panels Parts List (SB1048PF) PART # DESCRIPTION PART # DESCRIPTION 1201 PSB1048PF1201 BRAKE PEDAL SHAFT 1230 PB52 HEX BOLT 1/2-13 X 1 1202 PSB1048PF1202 LEFT BRAKE PEDAL 1231 PSB1046PF1230...

  • Page 130: Brake

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Brake 1328 1334 1327 1335 1336 1326 1377 1324 1376 1325 1376 1330 1320 1378 1329 1337 1375 1338 1379 1339 1380 1381 1374 1340 1370 1319 1318 1369...

  • Page 131: Tailstock

    P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Tailstock 1400 1412 1409 1410 1406 1414 1409 1408 1413 1407 1405 1411 1402 1420 1418 1416 1401 1417 1415 1404 1419 1403 1421 1422 1424 1425 1423 1420 1429...

  • Page 132: Thread Dial

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Thread Dial Micrometer Stop 1600 1509 1601 1500 1501 1604 1602 1502 1603 1605 1504 1609 1610 1503 1606 1607 1611 1505 1612 1608 1507 PART # DESCRIPTION 1511 1508...

  • Page 133: Steady Rest

    P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Steady Rest Follow Rest 1700 1701 1800 1801 1702 1703 1704 1802 1705 1706 1707 1708 1803 1804 1709 1710 1711 1805 1712 1713 PART # DESCRIPTION 1700 PSB1046PF1700...

  • Page 134: Electrical Cabinet & Control Panel

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Electrical Cabinet & Control Panel Electrical Cabinet 1901 1904 1903 1905 1902 1906 1907 1908 1900 1910 1909 1911 1912 Control Panel (viewed from behind) 1917 1913 1918 1914...

  • Page 135: Accessories

    P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Accessories 2019 2003 2001 2017 2004 2002 2008 2005 2007 2009 2013 2006 2014 2015 2011 2016 2018 2010 2012 PART # DESCRIPTION PART # DESCRIPTION 2001 SB1312 3-JAW CHUCK 12"...

  • Page 136: Model Sb1057F 18" X

    P A R T S Turn-Nado Gearhead Lathes For Machines Mfg. Since 3/11 ® Front Machine Labels NOTICE Located above Always wear ANSI Only trained and properly WARNING! approved safety supervised personnel are glasses when using cutting fluid tank INJURY/SHOCK allowed to operate this machine.

  • Page 137: Rear Machine Labels

    P A R T S For Machines Mfg. Since 3/11 Turn-Nado Gearhead Lathes ® Rear Machine Labels 2118 2103 WARNING! WARNING! EYE INJURY INJURY/SHOCK HAZARD HAZARD To avoid shock or Always wear ANSI accidental starting, WARNING! approved safety disconnect power glasses when using INJURY/SHOCK before adjusting or...

  • Page 139: Warranty

    W A R R A N T Y 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.
  • Page 140 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 U.S.A. #BLTS14126...

This manual is also suitable for:

Turn-nado sb1056fTurn-nado sb1058fTurn-nado sb1047pfTurn-nado sb1057fTurn-nado sb1048pf

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