4" TURN-X® TOOLROOM LATHE MODEL SB1039 14" X 40" MODEL SB1052 14" X 30" OWNER'S MANUAL © November, 2011 by South Bend Lathe Co. For Machines Mfg.
Scope of Manual This manual helps the reader understand the machine, how to prepare it for operation, how to control it during operation, and how to keep it in good working condition. We assume the reader has a basic understanding of how to operate this type of machine, but that the reader is not familiar with the controls and adjustments of this specific model. As with all machinery of this nature, learning the nuances of operation is a process that happens through training and experience.
Table of Contents INTRODUCTION.....................................................3 About This Machine.............................................. 3 Foreword. ............................................................ 3 Capabilities.......................................................... 3 Features. ............................................................. 3 General Identification........................................... 4 Controls & Components.......................................
Configuration Examples..................................... 50 Power Feed.......................................................... 51 Power Feed Controls. ......................................... 52 Setting Power Feed Rate. ................................... 53 End Gears............................................................ 54 Standard End Gear Configuration. ..................... 54 Alternate Configuration...................................... 55 Threading.........................................
For Machines Mfg. Since 5/11 INTRODUCTION 14" TURN-X® Toolroom Lathe About This Machine Foreword Features "The screw cutting engine lathe is the oldest and most important of machine tools and from it all other machine tools have been developed. It was the lathe that made possible the building of the steamboat, the locomotive, the electric motor, the automobile and all kinds of machinery used in industry. Without the lathe our great industrial progress of the last century would have been impossible.
INTRODUCTION 14" TURN-X® Toolroom Lathe For Machines Mfg. Since 5/11 General Identification D B G F E H C I J K A U L T M N S R Q O P Figure 1. Identification. A. B. C. D. E. F. G. H. I. J. K.
For Machines Mfg. Since 5/11 INTRODUCTION Controls & Components 14" TURN-X® Toolroom Lathe Headstock A Refer to Figures 2–7 and the following descriptions to become familiar with the basic controls of this lathe. E Master Power Switch B F C The rotary switch shown in Figure 2 toggles incoming power ON and OFF to the lathe controls. It also prevents the electrical cabinet door from being opened when the switch is ON. D G Figure 4. Headstock controls. Main Power Switch Figure 2.
INTRODUCTION 14" TURN-X® Toolroom Lathe Control Panel For Machines Mfg. Since 5/11 M. Compound Rest Handwheel: Moves the tool toward and away from the workpiece at the preset angle of the compound rest. N. I J Coolant Flow Control Lever: Controls the flow of coolant from the nozzle. O. One-Shot Oiler: Draws oil from the apron reservoir to lubricate the carriage ways through various oil ports. H P. K Figure 5. Control panel. Carriage Lock: Secures the carriage in place when it should not move.
For Machines Mfg. Since 5/11 INTRODUCTION Tailstock End Gears Z Y 14" TURN-X® Toolroom Lathe AB AA Configuring the end gears shown in Figure 8 will control the speed of the leadscrew for threading or the feed rod for power feed operations. The rotational speed of these components depends not only on the end gear configuration, but the spindle speed as well. AC AD AF AE Figure 7. Tailstock controls. Y. Quill Handwheel: Moves the quill toward or away from the spindle. Z.
14" TURN-X® Toolroom Lathe INTRODUCTION For Machines Mfg. Since 5/11 Product Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. PHONE: (360) 734-1540 • © South Bend Lathe Co. www.southbendlathe.com MODEL SB1039 & SB1052 14" 16-SPEED TOOLROOM LATHES Model Number SB1039 SB1052 2420 lbs. 2094 lbs.
For Machines Mfg. Since 5/11 Model Number INTRODUCTION 14" TURN-X® Toolroom Lathe SB1039 SB1052 Main Motor Type Horsepower TEFC Induction 5 HP at 3450 RPM, 2.5 HP at 1725 RPM Voltage 220V Phase 3-Phase Amps 14A at 3450 RPM, 10A at 1725 RPM Speed 3450/1725 RPM Cycle 60 Hz Power Transfer V-Belt & Gear Bearings Shielded & Permanently Sealed Coolant Motor Type TEFC Induction ⁄8 HP Horsepower 1 Voltage 220V Phase 3-Phase Amps 0.
14" TURN-X® Toolroom Lathe Model Number INTRODUCTION For Machines Mfg. Since 5/11 SB1039 SB1052 Headstock Information Spindle Bore 1.653" Spindle Taper MT#5 Number of Spindle Speeds 16 Range of Spindle Speeds 50–2570 RPM Spindle Type D1-5 Camlock Spindle Bearings Tapered Roller Tailstock Information Tailstock Quill Travel 4 3⁄8" Tailstock Taper MT#3 Tailstock Barrel Diameter 1.968" Threading Information Number of Longitudinal Feeds 17 Range of Longitudinal Feeds 0.002"–0.
For Machines Mfg.
" TURN-X® Toolroom Lathe SAFETY For Machines Mfg. Since 5/11 Understanding Risks of Machinery Operating all machinery and machining equipment can be dangerous or relatively safe depending on how it is installed and maintained, and the operator's experience, common sense, risk awareness, working conditions, and use of personal protective equipment (safety glasses, respirators, etc.). The owner of this machinery or equipment is ultimately responsible for its safe use.
For Machines Mfg. Since 5/11 SAFETY 14" TURN-X® Toolroom Lathe 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. 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.
14" TURN-X® Toolroom Lathe SAFETY For Machines Mfg. Since 5/11 Additional Metal Lathe Safety Speed Rates. Operating the lathe at the wrong speed can cause nearby parts to break or the workpiece to come loose, which will result in dangerous projectiles that could cause severe impact injuries. Large or non-concentric workpieces must be turned at slow speeds. Always use the appropriate feed and speed rates. Chuck Key Safety.
For Machines Mfg. Since 5/11 SAFETY 14" TURN-X® Toolroom Lathe Additional Chuck Safety Entanglement. Entanglement with a rotating chuck can lead to death, amputation, broken bones, or other serious injury. Never attempt to slow or stop the lathe chuck by hand, and always roll up long sleeves, tie back long hair, and remove any jewelry or loose apparel BEFORE operating. Chuck Speed Rating.
14" TURN-X® Toolroom Lathe P R E PA R AT I O N For Machines Mfg. Since 5/11 Preparation Overview Things You'll Need The purpose of the preparation section is to help you prepare your machine for operation. The list below outlines this basic process. Specific steps for each of these points will be covered in detail later in this section. The typical preparation process is as follows: 1. Unpack the lathe and inventory the contents of the box/crate. 2. Clean the lathe and its components. 3.
For Machines Mfg. Since 5/11 P R E PA R AT I O N Power Supply Requirements Availability Before installing the machine, consider the availability and proximity of the required power supply circuit. If an existing circuit does not meet the requirements for this machine, a new circuit must be installed. To minimize the risk of electrocution, fire, or equipment damage, installation work and electrical wiring must be done by an electrician or qualified service personnel in accordance with all applicable codes.
P R E PA R AT I O N 14" TURN-X® Toolroom Lathe For Machines Mfg. Since 5/11 Grounding Requirements Extension Cords This machine must be grounded! In the event of certain types of malfunctions or breakdowns, grounding provides a path of least resistance for electric current in order to reduce the risk of electric shock. We do not recommend using an extension cord with this machine. If you must use an extension cord, only use it if absolutely necessary and only on a temporary basis.
For Machines Mfg. Since 5/11 P R E PA R AT I O N 14" TURN-X® Toolroom Lathe 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. B A D Inventory Main Inventory 1: (Figure 11) A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U.
14" TURN-X® Toolroom Lathe P R E PA R AT I O N For Machines Mfg. Since 5/11 Cleaning & Protecting The unpainted surfaces are coated at the factory with a heavy-duty rust preventative that prevents corrosion during shipment and storage. The benefit of this rust preventative is that it works very well. The downside is that it can be time-consuming to thoroughly remove. Be patient and do a careful job when cleaning and removing the rust preventative.
P R E PA R AT I O N For Machines Mfg. Since 5/11 Location 14" TURN-X® Toolroom Lathe Weight Load 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.
14" TURN-X® Toolroom Lathe P R E PA R AT I O N Lifting & Moving 5. For Machines Mfg. Since 5/11 Position hardwood blocks 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.
For Machines Mfg. Since 5/11 6. P R E PA R AT I O N Attach the lifting straps to the power lifting equipment (see Figure 16 for an example). Use Blocks as Necessary to Space Straps Away from Control Rod, Feed Rod, and Leadscrew to Prevent Bending when the Lathe is Lifted Power Lifting Equipment Lifting Straps 14" TURN-X® Toolroom Lathe Leveling & Mounting You must level your machine and either use the included foot pads and leveling hardware or bolt and shim your lathe to the floor.
P R E PA R AT I O N 14" TURN-X® Toolroom Lathe To level the machine, use a precision level to make sure the bedways are level from side-toside and from front-to-back. — If using the included leveling pads (see Figure 18), place them under the six leveling jack bolt locations, then adjust the bolts to level the lathe. For Machines Mfg. Since 5/11 Assembly With the exception of the handwheel handles, the lathe is shipped fully assembled.
For Machines Mfg. Since 5/11 P R E PA R AT I O N In addition to the reservoirs, we also recommend that you lubricate all other points on the machine at this time. This can be accomplished by following the maintenance schedule on Page 64. Note: If this lathe was shipped with oil in the reservoirs, do not change that oil until after the test run and spindle break-in procedures. 14" TURN-X® Toolroom Lathe To connect the power cord to the lathe: 1.
14" TURN-X® Toolroom Lathe 4. 5. P R E PA R AT I O N Connect the incoming ground wire to the ground terminal directly above the master power switch. Make sure the power cord and wires have slack between the strain relief and terminal connections so that they do not bind, then tighten the strain relief to secure the cord. Note: The strain relief must be tightened against the outer jacket of the cord. Avoid overtightening the strain relief or it may crush the cord and cause a short. 6. 7.
For Machines Mfg. Since 5/11 P R E PA R AT I O N 3. Clear away all tools and objects used during assembly, lubrication, and preparation. 4. Make sure that the chuck and jaws, if installed, are secure (refer to Chuck and Faceplate Mounting on Page 32). Note: If a chuck is not installed on the lathe, you do not need to install one for this test. 5.
14" TURN-X® Toolroom Lathe P R E PA R AT I O N 8. Turn the master power switch on the electrical cabinet to the ON position. 9. Reset the STOP button by twisting it clockwise until it pops out. The power lamp on the control panel should illuminate. 10. To ensure the carriage components do not unexpectedly move during the following steps, disengage the half nut lever and feed selection lever (see Figure 27).
For Machines Mfg. Since 5/11 P R E PA R AT I O N 15. Push the foot brake. The spindle should come to a quick stop. — If the brake pedal has no effect on the lathe, push the STOP button, and refer to Brake & Switch on Page 78 to make any required adjustments. 16. Move the spindle lever to the OFF (middle) position. Remove the end gear cover from the left side of the headstock. This activates a safety switch that should prevent the spindle from starting while this cover is removed. 17.
14" TURN-X® Toolroom Lathe P R E PA R AT I O N Spindle Break-In Before subjecting the lathe to full loads, it is essential to complete the spindle break-in process as described below. This will ensure the best results and maximum life of the precision components inside the lathe. The break-in procedure must be performed in succession with the Test Run procedure described in this manual, because many of the test run steps prepare the lathe controls for the break-in process.
For Machines Mfg. Since 5/11 O P E R AT I O N 14" TURN-X® Toolroom Lathe Operation Overview To complete a typical operation, the operator does the following: The purpose of this overview is to provide the novice machine operator with a basic understanding of how the machine is used during operation, so they can more easily understand the controls discussed later in this manual. 1.
14" TURN-X® Toolroom Lathe O P E R AT I O N For Machines Mfg. Since 5/11 Chuck & Faceplate Mounting Installation & Removal Devices This lathe is equipped with a D1-type spindle nose. This type of spindle uses camlocks that are adjusted with a chuck key to securely mount a chuck or faceplate with repeatable precision and ease. Because chucks are heavy and often awkward to hold, some kind of lifting, support, or protective device should be used during installation or removal.
O P E R AT I O N For Machines Mfg. Since 5/11 Chuck Installation To ensure accurate work, it is extremely important to make sure the spindle nose and chuck mating surfaces/tapers are clean. Even a small amount of lint or debris can affect accuracy. 14" TURN-X® Toolroom Lathe 5. Incrementally tighten the camlocks in a criss-cross or star pattern to ensure that the chuck seats evenly against the spindle. 6.
14" TURN-X® Toolroom Lathe 7. 8. O P E R AT I O N Verify that the chuck fits the spindle properly by checking for any gaps between the mating surfaces. Chuck Removal — If there are no gaps, proceed to Step 8. 1. DISCONNECT LATHE FROM POWER! — If there is a gap, remove the chuck, reclean the mating surfaces carefully, and re-install. If the problem persists, contact our Tech Support. 2.
O P E R AT I O N For Machines Mfg. Since 5/11 14" TURN-X® Toolroom Lathe Scroll Chuck Clamping 4-Jaw Chuck This scroll-type chuck has an internal scroll-gear that moves all jaws in unison when adjusted with the chuck key. This chuck will hold cylindrical parts on-center with the axis of spindle rotation and can be rotated at high speeds if the workpiece is properly clamped and balanced. Never mix jaw types or positions to accommodate an odd-shaped workpiece.
O P E R AT I O N 14" TURN-X® Toolroom Lathe 5. Tighten each jaw in small increments. After you have adjusted the first jaw, continue tightening the remaining jaws in an opposing sequence, as shown by the sequential order in Figure 36. 1 3 Workpiece Center Point 4 After the workpiece is held in place by the jaws, use a dial indicator to make sure the workpiece is centered in the chuck.
For Machines Mfg. Since 5/11 O P E R AT I O N To mount a non-concentric workpiece to the faceplate: 1. DISCONNECT LATHE FROM POWER! 2. Protect the bedway with a piece of plywood. 3. With help from another person or a holding device to support the workpiece, position it onto the faceplate and clamp it in place with a minimum of three independent clamping devices (see Figure 38 for an example).
O P E R AT I O N 14" TURN-X® Toolroom Lathe Installing Tooling This tailstock uses a quill with an MT#5 taper that has a lock slot in the back of the bore that accepts tang arbors and drill bits (see Figures 40–41 for examples). Solid End Open End Solid End Screw End Tang For Machines Mfg. Since 5/11 However, other tooling without tangs, such as the four remaining tools shown in Figure 40, can still be used if the potential load will not exceed the strength of the tapered fit.
O P E R AT I O N For Machines Mfg. Since 5/11 Removing Tooling 14" TURN-X® Toolroom Lathe To offset the tailstock: 1. 1. Use a shop rag to hold the tool. 2. Rotate the quill handwheel counterclockwise until the tool is forced out of the quill. Loosen the hex bolts underneath both ends of the tailstock to release the clamping pressure between the top and bottom castings (see Figure 43).
14" TURN-X® Toolroom Lathe O P E R AT I O N Aligning Tailstock to Spindle Centerline This is an essential adjustment that should be verified or performed each time the tailstock is used to turn concentric workpieces between centers or immediately after offsetting the tailstock when turning a taper. If the tailstock is not aligned with the spindle centerline when it is supposed to be, turning results will be inaccurate along the length of the workpiece. For Machines Mfg.
For Machines Mfg. Since 5/11 O P E R AT I O N Note: If necessary in the following step, refer to Offsetting Tailstock on Page 39 for detailed instructions. 8. Use calipers to measure both ends of the workpiece. — If the test stock is thicker at the tailstock end, move the tailstock toward the front of the lathe 1⁄2 the distance of the amount of taper (see Figure 47). 14" TURN-X® Toolroom Lathe Centers Figure 49 shows the MT#5 dead centers included with the lathe.
14" TURN-X® Toolroom Lathe O P E R AT I O N For Machines Mfg. Since 5/11 Live Centers Removing Center from Spindle A live center has bearings that allow the center tip and the workpiece to rotate together; it can be installed in the spindle and the tailstock quill for higher speeds. However, a live center typically does not provide the same level of rigidity as a dead center, and final workpiece accuracy can suffer as a result.
For Machines Mfg. Since 5/11 3. O P E R AT I O N Use the quill handwheel to feed the quill out from the casting approximately 1". Note: Do not extend the quill more than 2" or stability and accuracy will be reduced. 4. Insert the center into the tailstock quill. 5. Seat the center firmly into the quill during workpiece installation by rotating the quill handwheel clockwise to apply pressure, with the center engaged in the center hole in the workpiece.
O P E R AT I O N 14" TURN-X® Toolroom Lathe Steady Rest 4. The steady rest supports long shafts and can be mounted anywhere along the length of the bedway. For Machines Mfg. Since 5/11 Loosen the clamp knob that secures the two halves of the steady rest and open the top portion, as shown in Figure 55. ! Familiarize yourself with the steady rest components shown in Figure 54 to better understand its operation. Finger Adjustment Knob Leaf Screw Finger Roller Clamp Knob Figure 55.
For Machines Mfg. Since 5/11 O P E R AT I O N 14" TURN-X® Toolroom Lathe Follow Rest Carriage & Slide Locks The follow rest mounts to the saddle with two cap screws (see Figure 56). It is used on long, slender parts to prevent workpiece deflection from the pressure of the cutting tool during operation. Adjust the follow rest fingers in the same manner as the those on the steady rest.
O P E R AT I O N 14" TURN-X® Toolroom Lathe For Machines Mfg. Since 5/11 Compound Rest Four-Way Tool Post The compound rest handwheel has an indirectread graduated scale. This means that the distance shown on the scale represents the actual distance the cutting tool moves. The base of the compound rest has another graduated scale used for setting the cutting tool to a specific angle.
For Machines Mfg. Since 5/11 O P E R AT I O N Aligning Cutting Tool with Spindle Centerline For most operations, the cutting tool tip should be aligned with the spindle centerline, as illustrated in Figure 61. Cutting Tool Spindle Center Line Figure 61. Cutting tool aligned with spindle centerline (viewed from tailstock). Tools Needed • • Align the tip of the cutting tool with a center installed in the tailstock, as instructed on the next page.
14" TURN-X® Toolroom Lathe O P E R AT I O N For Machines Mfg. Since 5/11 Adjustable Feed Stop Micrometer Stop Use the adjustable feed stop collar (shown in Figure 63) to set the location where the carriage should disengage from power feed. Use the carriage stop as a guide to help judge when to stop carriage movement. When the apron stop plate contacts the stop collar during an operation that uses the feed rod, the clutch disengages the carriage from the feed rod and movement stops.
O P E R AT I O N For Machines Mfg. Since 5/11 14" TURN-X® Toolroom Lathe Manual Feed Spindle Speed The handwheels shown in Figure 65 allow the operator to manually move the cutting tool. Using the correct spindle speed is important for safe and satisfactory results, as well as maximizing tool life. Cross Slide Handwheel Compound Rest Handwheel Carriage Handwheel Figure 65. Carriage Controls. Carriage Handwheel The carriage handwheel moves the carriage left or right along the bed.
14" TURN-X® Toolroom Lathe O P E R AT I O N For Machines Mfg. Since 5/11 Setting Spindle Speed Configuration Examples Selecting one of the 16 spindle speeds available is a combination of configuring the two-speed motor switch, the spindle range lever, and the spindle speed lever shown in Figure 67. Using the controls on the lathe, follow along with these two examples for setting the spindle speed to gain a better understanding of this task.
O P E R AT I O N For Machines Mfg. Since 5/11 Setting Spindle Speed of 1600 RPM 1. Make sure the spindle is completely stopped and the spindle lever is in the OFF (middle) position. 2. Turn the motor switch to the high (right) position. Note: The blue color of the motor switch high position corresponds to the column in the left-hand speed chart with the blue header that contains the speed of 1600 RPM. 3.
O P E R AT I O N 14" TURN-X® Toolroom Lathe If the spindle is rotating when attempting to change the configuration of the headstock feed controls, the gears in the headstock and quick-change gearbox will become damaged! ALWAYS make sure the spindle is completely stopped BEFORE using the headstock control levers to make changes. Power Feed Controls A. Feed Range Lever: Selects the low or high feed rate range by re-aligning the headstock transfer gear. In the middle position, disables power feed. B.
For Machines Mfg. Since 5/11 O P E R AT I O N 14" TURN-X® Toolroom Lathe Setting Power Feed Rate The feed rate chart on the upper right of the headstock face displays the settings for the headstock feed controls for metric and inch feed rates. E Using the controls on the lathe, follow along with the example below to better understand how to set the lathe for the desired power feed rate. F Setting Power Feed Rate of 0.18mm/rev 1.
14" TURN-X® Toolroom Lathe O P E R AT I O N The configuration string of characters to the right of the selected feed rate (LCS8W) displays the positions to set the feed controls for a feed rate of 0.18mm/rev. (see Figure 72). 3. 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. 4. For Machines Mfg.
For Machines Mfg. Since 5/11 O P E R AT I O N 14" TURN-X® Toolroom Lathe Alternate Configuration 4. The alternate end gear configuration is used when cutting modular or diametral threads. The 57T end gear is positioned on the outside so that it meshes with the 44T transposing gear instead of the 56T gear, as illustrated in Figure 75. Loosen the pivot arm hex nut shown in Figure 76, then swing the pivot arm to the left so that 44T/56T gears are away from the 57T gear.
O P E R AT I O N 14" TURN-X® Toolroom Lathe Threading 3. The following subsections will describe how to use the threading controls and charts to set up the lathe for a threading operation. If you are unfamiliar with the process of cutting threads on a lathe, we strongly recommend that you read books, review industry trade magazines, or get formal training before attempting any threading projects.
O P E R AT I O N For Machines Mfg. Since 5/11 14" TURN-X® Toolroom Lathe Apron Threading Controls Thread Dial The half nut lever engages the carriage with the leadscrew which moves the carriage and cutting tool, along the length of the workpiece for threading operations (see Figure 78). The numbers on the thread dial are used with the thread dial chart to show when to engage the half nut during inch threading. The thread dial gear must be engaged with the leadscrew for this to work.
O P E R AT I O N 14" TURN-X® Toolroom Lathe Thread Dial Chart For Machines Mfg. Since 5/11 Even TPI Not Divisible By 4 Find the TPI (threads per inch) that you want to cut in the left column of the thread dial chart (see Figure 80), then reference the dial number to the right of it. The dial numbers indicate when to engage the half nut for a specific thread pitch. The thread dial chart can also be found on the front of the thread dial housing.
For Machines Mfg. Since 5/11 1 O P E R AT I O N ⁄4 or 3⁄4 Fractional TPI For TPI that have a 1⁄4 or 3⁄4 fraction, use position 1 on the thread dial (see Figure 85). TPI 2¼,2¾, 3¼,3¾ Position 1 Only 14" TURN-X® Toolroom Lathe Chip Drawer The chip drawer catches swarf and metal chips during the machining process. It contains a screen that keeps the large chips from returning to the reservoir with the run-off coolant—this prevents the chips causing pump damage.
O P E R AT I O N 14" TURN-X® Toolroom Lathe For Machines Mfg. Since 5/11 Coolant System When the coolant pump is turned ON, the fluid is delivered through the nozzle attached to the carriage. The flow is controlled by the valve lever at the base of the nozzle (see Figure 88). BIOLOGICAL & POISON HAZARD! Use the correct personal protection equipment when handling coolant. Follow federal, state, and fluid manufacturer requirements for proper disposal.
For Machines Mfg. Since 5/11 ACC ESSOR I ES Accessories This section includes the most common accessories available for your lathe, which may be available through your local South Bend Lathe Co. dealer. If you do not have a dealer in your area, please call us at (360) 734-1540 or email us at cs@southbendlathe.com.
14" TURN-X® Toolroom Lathe ACC ESSOR I ES Keyless Integral Chucks SB1379—MT #3 1⁄2" SB1380—MT #3 5⁄8" These keyless chucks are produced with an integral shank to maximize concentricity between the body, shank, and jaws. They start as a one-piece high-alloy body which is turned, then finish ground throughout, making them as close to zero TIR (Total Indicated Runout) as can be. Keyless chuck self-tighten, so a spanner is provided to ease tool removal. For Machines Mfg.
For Machines Mfg. Since 5/11 ACC ESSOR I ES SB1365—Way Oil Engineered for the high pressure exerted on horizontal or vertical ways and slides. Protects against rust and corrosion. Ensures stick-free, smooth motion which maximizes finishes and extends the life of your machine Won't gum up! 12 oz.
14" TURN-X® Toolroom Lathe MAINTENANCE Maintenance Schedule ! Always disconnect power to the machine before performing maintenance. Failure to do this may result in electrocution or accidental startup injury. For optimum performance from this machine, this maintenance schedule must be strictly followed. We strongly recommend all operators make a habit of following the daily maintenance procedures. Use the chart provided on Page 65 to ensure this is done.
Day 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Refer to the coolant manufacture's instructions for more information regarding coolant condition, replacement, disposal, and safety. 2 Change Coolant Change Apron Oil Change Headstock Oil Change Gearbox Oil Service Item Make copies of this page to use each month. Keep each chart as a maintenance record for your South Bend Lathe.
14" TURN-X® Toolroom Lathe MAINTENANCE For Machines Mfg. Since 5/11 Adding Oil The following recommended lubrication schedules are based on light-to-medium usage. Keeping in mind that lubrication helps to protect the value and operation of the lathe, these lubrication tasks may need to be performed more frequently than recommended here, depending on usage. The oil fill plug is located on top of the headstock, as shown in Figure 101.
MAINTENANCE For Machines Mfg. Since 5/11 Quick-Change Gearbox Oil Type....... Mobil Vactra 2 or ISO 68 Equivalent Oil Amount................................................... 1Quart Check/Add Frequency..................................... Daily Change Frequency....................................Annually Checking Oil Level The gearbox reservoir has the proper amount of oil when the oil level in the sight glass is approximately halfway.
14" TURN-X® Toolroom Lathe MAINTENANCE For Machines Mfg. Since 5/11 Place a catch pan under the apron drain plug shown in Figure 105, loosen the fill plug, then use a 6mm hex wrench to remove the drain plug and empty the reservoir. One-Shot Oiler Figure 106. Location of one-shot oiler on the apron. Longitudinal Leadscrew Drain Plug Figure 105. Location of apron drain plug. Flush the reservoir by pouring a small amount of clean oil into the fill hole and allowing it to drain out the bottom.
For Machines Mfg. Since 5/11 MAINTENANCE Ball Oilers & Oil Cup Oil Type... Mobil DTE Light or ISO 32 Equivalent Oil Amount................................. 1 or 2 Squirts/Fill Lubrication Frequency.................................... Daily A. B. C. D. This lathe has seven ball oilers and one oil cup that should be oiled on a daily basis before beginning operation.
14" TURN-X® Toolroom Lathe MAINTENANCE End Gears Grease Type................................................ NLGI#2 Frequency................. Annually or When Changing The end gears, shown in Figure 110, should always have a thin coat of heavy grease to minimize corrosion, noise, and wear. Wipe away excess grease that could be thrown onto the V-belts and reduce optimal power transmission from the motor. Lubricating 1. DISCONNECT LATHE FROM POWER! 2.
MAINTENANCE For Machines Mfg. Since 5/11 Coolant System Service The coolant system consists of a fluid tank, pump, and flexible nozzle. The pump pulls fluid from the tank and sends it to the valve, which controls the flow of coolant to the nozzle. As the fluid leaves the work area, it drains back into the tank through the chip drawer and catch tray where the swarf is screened out. Use Figures 111–112 to identify the locations of the coolant system controls and components.
14" TURN-X® Toolroom Lathe MAINTENANCE Adding Fluid For Machines Mfg. Since 5/11 To change the coolant: 1. DISCONNECT LATHE FROM POWER! 1. 2. Remove the vented access cover from the rear of the right stand, then slide the tank out, as shown in Figure 113. Position the coolant nozzle over the back of the back splash so that it is pointing behind the lathe. 2. Place the 5-gallon bucket behind the lathe and under the coolant nozzle.
For Machines Mfg. Since 5/11 9. MAINTENANCE Slide the tank partially into the base and reconnect the fluid hose. Tip: Leave one or more magnets at the bottom of the tank to collect metal chips and make cleanup easier next time. This will also help keep small metal chips out of the pump. 10. Refill the tank with new coolant, then slide it completely into the base. 11. Replace the access cover panel. 12. Re-connect the lathe to power and point the nozzle into the chip drawer. 13.
14" TURN-X® Toolroom Lathe SERVICE For Machines Mfg. Since 5/11 Backlash Adjustment Cross Slide Backlash is the amount of free play felt while changing rotation directions with the handwheel. This can be adjusted on the compound rest and cross slide leadscrews. Before beginning any adjustment, make sure that all associated components have been cleaned and lubricated. Hex Wrench 3mm.................................................. 1 Hex Wrench 5mm .................................................
For Machines Mfg. Since 5/11 SERVICE Leadscrew End Play Adjustment Gib Adjustment After a long period of time, you may find that the leadscrew develops a small amount of end play. This end play can be removed with an easy adjustment. Tools Needed: 14" TURN-X® Toolroom Lathe Qty Hex Wrench 3mm.................................................. 1 Wrench 24mm ....................................................... 1 To remove leadscrew end play: 1. DISCONNECT LATHE FROM POWER! 2.
14" TURN-X® Toolroom Lathe SERVICE Figures 117–121 show the location of the adjustment screws for each gib on this machine. Compound Rest Gib Adjustment Screw (1 of 2) Cross Slide Gib Adjustment Screw (1 of 2) For Machines Mfg. Since 5/11 Note: Remove the thread dial body and the carriage lock clamp to access the saddle gib adjustment screw on the tailstock side (see Figure 120). Carriage Lock Clamp Figure 117. Compound and cross slide gib adjustment screws. Figure 120. Carriage lock clamp.
For Machines Mfg. Since 5/11 SERVICE Half Nut Adjustment The clamping pressure of the half nut is fully adjustable with a gib that can be loosened or tightened by two set screws. Use this procedure to adjust the half nut if it becomes loose from wear, or it is too tight for your preferences. A half nut that is too loose will make it difficult to produce accurate work. A half nut that is too tight will increase the rate of wear on itself and the leadscrew. Tool Needed: Qty Hex Wrench 3mm...............
SERVICE 14" TURN-X® Toolroom Lathe 3. Adjust the hex nuts on the motor mount bolts shown in Figure 124, until there is approximately 3⁄4" deflection of the V-belts when moderate pressure is applied midway between the pulleys. For Machines Mfg. Since 5/11 Brake & Switch As the brake lining wears, the foot pedal develops more travel. If the brake band is not adjusted to compensate for normal wear, the limit switch will still turn the lathe off, but the spindle will not stop as quickly.
For Machines Mfg. Since 5/11 5. SERVICE Remove the pedal stop shown in Figure 126. 9. 14" TURN-X® Toolroom Lathe Locate the brake switch shown in Figure 128. Pedal Lever Brake Switch Brake Belt Band Pedal Stop Pedal Cam Figure 126. Brake belt adjustment components. 6. Move the brake band to the right one hole, and re-install the pedal stop, tightening the cap screw until it is just snug.
SERVICE 14" TURN-X® Toolroom Lathe Leadscrew Shear Pin Replacement For Machines Mfg. Since 5/11 To replace the shear pin: 1. DISCONNECT LATHE FROM POWER! 2. Rotate the shroud washer on the leadscrew shown in Figure 130, so that the cutout lines up with the shear pin head. The leadscrew is secured to a connecting collar that is part of the headstock drivetrain with the use of a soft-metal shear pin.
For Machines Mfg. Since 5/11 6. SERVICE Use the magnet to remove the shear pin head, then rotate the lathe spindle to line up the inner and outer bores, as shown in Figure 132. Next, use the magnet to remove the other half of the broken shear pin when it becomes visible. 14" TURN-X® Toolroom Lathe Shear Pin Inner Bore Figure 133. New shear pin installed in bore. Outer Bore Figure 132. Shear pin bores aligned. 7. 8.
14" TURN-X® Toolroom Lathe SERVICE 10. Return the retaining ring against the shroud washer and position the retaining ring ears over the shear pin head, as shown in Figure 135. This will prevent the shear pin from falling out if the shroud washer should rotate during operation. For Machines Mfg. Since 5/11 Tools Needed: Qty Hex Wrenches 6mm............................................... 1 Hex Wrench 8mm.................................................. 1 Wrench 17mm....................................
For Machines Mfg. Since 5/11 SERVICE Gap Installation 1. Use mineral spirits and a clean lint-free rag to clean the mating surfaces of the gap, bed, and ways. If necessary, stone the mating surfaces to remove scratches, dings, or burrs. 2. Wipe a thin layer of light machine oil on the mating surfaces. 3. Place the gap insert into the gap and use a dead-blow hammer to align the insert with the lathe bed. 4.
14" TURN-X® Toolroom Lathe TROU B LESHOOTI NG For Machines Mfg. Since 5/11 If you need replacement parts, or if you are unsure how to do any of the solutions given here, feel free to call us at (360) 734-1540. Symptom Machine does not start or a circuit breaker trips. Possible Cause Possible Solution 1. (First time operation only) Lathe is wired out of phase. 1. Correct out-of-phase wiring (refer to Page 88 for details). 2. STOP button is engaged or at fault. 2.
For Machines Mfg. Since 5/11 Symptom Entire machine vibrates upon startup and while running. TROU B LESHOOTI NG Possible Cause 14" TURN-X® Toolroom Lathe Possible Solution 1. Workpiece is unbalanced. 1. Re-install workpiece as centered with the spindle bore as possible. 2. Loose or damaged V-belt(s). 2. Re-tension/replace the V-belt(s) as necessary (see Page 77). 3. V-belt pulleys are not properly aligned. 3. Align the V-belt pulleys. 4. Worn or broken gear present. 4.
14" TURN-X® Toolroom Lathe Symptom TROU B LESHOOTI NG Possible Cause For Machines Mfg. Since 5/11 Possible Solution Workpiece is tapered. 1. Headstock and tailstock are not properly aligned with each other. 1. Realign the tailstock to the headstock spindle bore centerline (see Page 40). Chuck jaws will not move or do not move easily. 1. Chips lodged in the jaws or scroll plate. 1. Remove jaws, clean and lubricate scroll plate, then replace jaws. Carriage will not feed, or is hard to move. 1.
For Machines Mfg. Since 5/11 ELECTRICAL 14" TURN-X® Toolroom Lathe Electrical Safety Instructions These pages are accurate at the time of printing. In the constant effort to improve, however, we may make changes to the electrical systems of future machines. Study this section carefully. If you see differences between your machine and what is shown in this section, call Technical Support at (360) 734-1540 for assistance BEFORE making any changes to the wiring on your machine.
14" TURN-X® Toolroom Lathe ELECTRICAL For Machines Mfg. Since 5/11 Correcting Phase Polarity Wiring This sub-section is only provided for 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 out of phase. Without the proper test equipment to determine the phase of power source legs, wiring machinery to 3-phase power may require trial-and-error.
For Machines Mfg. Since 5/11 ELECTRICAL 14" TURN-X® Toolroom Lathe Component Location Index Electrical Cabinet Page 90 Work Lamp Page 95 Master Power Switch Page 90 Coolant Pump Motor Page 92 Spindle Switches (Behind Splash Guard) Page 94 Control Panel Page 94 Chuck Guard Safety Switch Page 95 Spindle Motor Page 92 End Gear Cover Safety Switch Page 95 Brake Pedal Safety Switch Page 95 Figure 139. Component location index.
ELECTRICAL 14" TURN-X® Toolroom Lathe For Machines Mfg. Since 5/11 Electrical Cabinet Wiring To Work Lamp, Page 95 To Chuck Guard Safety Switch, Page 95 Ground 3 3 L1 L1 L2 1 L1 3 12 L2 3 L3 L3 L1 13 L3 22 NC L2 5 1 L1 2 T1 4 T2 AMP 6 T3 L2 3 L3 L2 5 NC 2 T1 11 4 T2 6 T3 NC 2 19 NO 98 95 NC L1 3 L2 5 2 T1 4 T2 AMP 0.4 0.
For Machines Mfg. Since 5/11 ELECTRICAL 14" TURN-X® Toolroom Lathe Electrical Box Figure 140. Electrical box.
Ground Ground Ground CUTTING FLUID Coolant Pump 14" TURN-X® Toolroom Lathe ELECT RIC AL PUMP MOTOR Motor For Machines Mfg. Since 5/11 (440V) Spindle Motor W5 W2 W6 U1 LOW U2 U1 HI V1 V2 HI W1 U2 W1 V6 L13 L11 Junction Box V2 V5 W LOW HI Yl U6 LOW W2 U5 V1 V U Gn Gn Ground Spindle Motor Ground SPINDLE MOTOR (440V) Figure 141. Spindle motor junction box.
ELECTRICAL For Machines Mfg. Since 5/11 14" TURN-X® Toolroom Lathe 2-Speed Motor Switch 2-Seed Motor Switch (Both Sides Shown) LOW To Spindle Motor Page 92 HI HI LOW HI LOW LOW LOW 3 HI 1 6 S Front View 4 S1 HI HI 5 To Electrical Cabinet Page 90 T1 S1 T1 T 2 LOW R1 R Rear View R1 2-Speed Motor Switch Figure 143. 2-Speed motor switch.
5 NO 6 7 0 ELECTRICAL 14" TURN-X®COMMON Toolroom Lathe NC For Machines Mfg. SinceAX1 5/11 4 NO Control Panel Wiring 5 NC NC NC X 1 NO A1 7 NC 3 4 COMMON 6 Control Panel X 2 4 14 13 22 21 Figure 144. Control panel location. To Electrical Cabinet Page 90 1 2 6 2 2 Jog 4 3 Button 2 Stop Button 6 2 3 X1 Coolant Pump Switch X2 2 1 2 1 Headstock 2 3 2 8 3 Power Lamp Ground 4 8 Spindle Switches 3 5 7 COMMON 4 NO 5 NC NC NO 7 COMMON 6 Figure 145.
ELECTRICAL For Machines Mfg. Since 5/11 14" TURN-X® Toolroom Lathe Additional Component Wiring End Gear Cover Safety Switch Work Light 2 0 End Gear Cover Safety Switch Figure 146 Figure 146. End Gear Cover Safety switch location. 5 COMMON 4 NO 6 7 0 4 NO 5 NC A X1 Chuck Guard Safety Switch COMMON Chuck Guard Safety Switch Figure 147 NC NC NC X 1 A1 7 NO NC 3 NO 4 NO COMMON 6 Brake Pedal Safety Switch Figure 139 X 2 Figure 147. Chuck Guard Safety switch location.
14" TURN-X® Toolroom Lathe PARTS For Machines Mfg.
37 35 51 30 33 49 28 49 29 52 50 30 27 48 44 28 24 47 23 45 9 26 43 62 21 42 20 54 53 46 41 63 16 17 30 40 28 13 55 56 53 20 57 9 7 54 61 8 21 5 59 58 9 52 60 PARTS 39 38 36 34 32 31 25 64 22 19 18 14 15 6 12 11 10 6 For Machines Mfg.
14" TURN-X® Toolroom Lathe PARTS For Machines Mfg.
78 117 79 116 115 38 96 77 114 112 74 75 113 76 68 111 95 110 109 38 92 90 107 93 108 94 106 38 89 91 105 88 84 87 83 104 83 82 103 86 73 85 72 103 69 71 98 101 99 97 69 68 67 66 65 PARTS 100 102 70 For Machines Mfg.
14" TURN-X® Toolroom Lathe PARTS For Machines Mfg.
PARTS For Machines Mfg. Since 5/11 14" TURN-X® Toolroom Lathe Headstock Transfer Gears 147 121 122 125 146 124 38 33 128 129 131 130 128 10 124 134 38 130 134 136 134 128 137 85 83 83 10 135 139 140 38 141 140 144 145 24 143 REF PART # DESCRIPTION REF PART # DESCRIPTION 10 24 33 38 83 85 121 122 124 125 128 129 130 PCAP04M PORP044 PRIV001M PCAP01M PR11M PR09M PSB10390121 PSS30M PSB10390124 PSB10390125 PORP021 PSB10120111 PSB10390130 CAP SCREW M6-1 X 10 O-RING 43.7 X 3.
-102- 210 G2 213 218 214 215 G3 206 211 211 212 206 207 208 324 217 216 209 G2 221 221 219 G1 206 G3 231 232 222 244 233 235 245 236 224 221 206 234 223 206 224 248 224 240 239 226 247 238 246 237 225 225 226 228 227 229 249 261 250 241 260 225 226 230 259 225 225 255 256 242 G3 324 258 254 257 243 G2 G1 PARTS 324 G1 201 202 203 204 203 205 220 206 251 252 324 253 14" TURN-X® Toolroom Lathe For Machines Mfg.
For Machines Mfg.
-104- 275 271 264 276 273 340 274 277 280 330 268 326 327 272 328 270 269 265 266 267 264 263 262 329 297 302 308 307 283 284 311 312 332 309 313 312 331 306 300 314 290 287 288 289 285 286 301 303 304 288 294 295 298 299 282 315 316 341 317 336 310 318 322 323 333 321 334 335 320 319 PARTS 278 279 281 325 338 337 305 296 339 293 292 291 14" TURN-X® Toolroom Lathe For Machines Mfg.
For Machines Mfg.
-106- 438 491 416 417 449 489 421 440 426 418 402 425 492 422 439 401 419 414 491 441 422 405 402 404 403 493 442 414 409 435 414 420 415 408 407 411 427 447 428 430 413 490 489 429 446 485 484 424 423 486 410 448 431 488 412 487 432 PARTS 445 444 434 437 486 406 14" TURN-X® Toolroom Lathe For Machines Mfg.
For Machines Mfg.
-108- 468 494 450 483 472 481 422 482 461 473 475 474 480 476 454 453 497 491 455 478 462 479 477 456 466 434 463 465 PARTS 497 496 495 467 459 414 473 470 469 434 458 451 452 14" TURN-X® Toolroom Lathe For Machines Mfg.
For Machines Mfg. Since 5/11 PARTS 14" TURN-X® Toolroom Lathe Apron Rear View Parts List REF PART # DESCRIPTION REF PART # DESCRIPTION 414 422 434 450 451 452 453 454 455 456 458 459 461 462 463 465 466 467 468 PSTB001 PSB10120522 PORP012 PW03M PSB10120551 PSB10390452 PSB10120553 PSB10390454 PSB10120555 PR11M PSB10120558 PRP88M PSB10120561 PSB10120562 PSB10120563 PSB10390289 PSB10120566 PSB10120567 PSB10120568 STEEL BALL 1/4 GEAR 18T O-RING 11.8 X 2.
PARTS 14" TURN-X® Toolroom Lathe For Machines Mfg.
PARTS For Machines Mfg.
14" TURN-X® Toolroom Lathe PARTS For Machines Mfg.
PARTS For Machines Mfg.
PARTS 14" TURN-X® Toolroom Lathe Bed Stop For Machines Mfg. Since 5/11 Dial Indicator 759 751 701 704 702 752 703 705 753 709 755 706 754 710 711 757 707 712 760 708 758 761 REF PART # DESCRIPTION REF PART # DESCRIPTION 701 702 703 704 705 706 707 708 709 710 711 712 PCAP71M PRIV001M PSB10120803 PSB10120804 PSB10120805 PSB10120806 PSB10120807 PSS10M PSB10120809 PSS06M PSB10390711 PSS14M CAP SCREW M10-1.
852 851 855 859 860 858 861 834 842 833 840 862 841 832 831 826 827 850 830 865 818 829 828 819 864 849 820 867 806 817 821 823 824 825 809 801 822 816 811 805 863 815 812 863-6 814 813 810 863-3 863-1 807 809 808 802 863-4 863-5 863-2 PARTS 856 835 843 845 844 857 836A 847 854 857 853 838 839 848 846 804 803 866 For Machines Mfg.
14" TURN-X® Toolroom Lathe PARTS For Machines Mfg.
For Machines Mfg.
-118- 1041 1042 1043 1045 1040 1039 1043 1008 A 1036 1033 1037 1038 1005 B 1008 1030 1031 1014 1049 1028 1029 1032 1009 1034 1035 1035 1005 1004 B 1010 C 1014 1011 1013 1019 1008 1012 1008 1017 1021 1020 1019 1047 1048 A C 1015 1018 1026 1025 1016 1015 1027 1024 1023 1022 1003 1049-2 1049-3 1049-1 1033 1006 1007 1002 1001 PARTS 1006 1044 1042 1046 14" TURN-X® Toolroom Lathe For Machines Mfg.
For Machines Mfg.
-120- 1101 1111 1120 1110 1115 1109 1116 1146 1106 1107 1119 1118 1130 1131 1138 1141 1140 A 1147 1128 1129 1130 1143 1142 1104 A 1130 1129 1144 1112 1106 1139 PARTS 1102 1105 1108 1107 1106 1104 1103 1117 1145 1136 1137 1124 1125 1123 1134 1122 1126 1128 1129 1105 1121 1127 1133 1132 1135 14" TURN-X® Toolroom Lathe For Machines Mfg.
For Machines Mfg.
PARTS 14" TURN-X® Toolroom Lathe For Machines Mfg.
For Machines Mfg.
PARTS 14" TURN-X® Toolroom Lathe Steady Rest For Machines Mfg.
PARTS For Machines Mfg.
PARTS 14" TURN-X® Toolroom Lathe For Machines Mfg. Since 5/11 Accessories 1503-1 1504 1505 1502V2 1503-2 1501 1519 1518 1507 1520 1503 1508 1506 1511 1509 1512 1513 1516 1514 1515 1517 REF PART # DESCRIPTION REF PART # DESCRIPTION 1501 1502V2 1503 1503-1 1503-2 1504 1505 1506 1507 1508 1509 SB1227 PSB10391502V2 PSB10391503 PSB10391503-1 PSB10391503-2 PSB10391504 PSB10391505 PSB10122306 PSB10391507 PSB10391508 PSB10391509 4-JAW CHUCK 10" ASSEMBLY 3-JAW CHUCK 8" W/2PC JAW SET V2.05.
PARTS For Machines Mfg. Since 5/11 14" TURN-X® Toolroom Lathe Front Machine Labels 1604 1605 1607 1608 1606 1609 1603 1602 1624 1610 1611 1612 1601 1620 1619 1618 1615 1617 1614 1613 1616 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.
PARTS 14" TURN-X® Toolroom Lathe For Machines Mfg.
WAR R ANT 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. We do not reimburse for third party repairs.
Printed In U.S.A.
