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®
13" HEAVY 13 GEARHEAD LATHE
MODEL SB1049 13" X 30"
MODEL SB1050 13" X 40"
OWNER'S MANUAL
© January, 2012 by South Bend Lathe Co. For Machines Mfg. Since 5/11
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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. As with all machinery of this nature, learning the nuances of operation is a process that happens through training and experience. I
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Table of Contents INTRODUCTION .................................................... 3 Power Connection ..............................................25 About This Machine .............................................3 Test Run .............................................................26 Foreword ............................................................. 3 Spindle Break-In ................................................30 Capabilities .......................................................
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Setting Spindle Speed ........................................ 50 TROUBLESHOOTING ......................................... 84 Configuration Examples .....................................50 ELECTRICAL ........................................................87 Power Feed .........................................................51 Electrical Safety Instructions ...........................87 Power Feed Controls .......................................... 52 Wiring Overview ...........................
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION About This Machine Foreword Features ® "The screw cutting engine lathe is the oldest and These Heavy 13 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. It was as a complete coolant system, easy-to-clean the lathe that made possible the building of the chip drawer, one-shot way lubrication system, steamboat, the
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION General Identification G H F E D I A C J K B U T L S M N R Q P O Figure 1. Identification. L. Longitudinal Leadscrew A. Spindle Speed Levers (see Page 50 for M. Feed Rod details) N. Coolant Reservoir & Pump Access B. D1-5 Camlock MT#5 Spindle O. Carriage (see Page 6 for details) C. 3-Jaw Chuck 8" P. Safety Foot Brake D. Chuck Guard w/Safety Switch Q. Chip Drawer E. Steady Rest R. Micrometer Stop F. Follow Rest S. Quick-Chan
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION A. Quick-Change Gearbox Levers: Control the Controls & leadscrew and feed rod speed for threading and feed operations. Components B. Headstock Feed Direction Lever: Controls Refer to Figures 2–6 and the following the direction that the leadscrew and feed rod descriptions to become familiar with the basic rotate. controls of this lathe. C. Gearbox Range Lever: Shifts the quick- Master Power Switch change gearbox into l
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION K. 4-Way Tool Post: Mounts up to four cutting Control Panel tools at once that can be individually indexed to the workpiece. L. Compound Rest Handwheel: Moves the tool toward and away from the workpiece at the preset angle of the compound rest. M. One-Shot Oiler: Draws oil from the apron reservoir to lubricate the carriage ways through various oil ports. N. Carriage Lock: Secures the carriage in place G H J I when t
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION Tailstock End Gears Configuring the end gears shown in W V Figure 7 will control the speed of the leadscrew X 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. AA Y Z Figure 6. Tailstock controls. End Gears V. Quill Lock Lever: Secures the quill in position. W. Tailstock Lock Lever: Secures the
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION Product Specifications Product Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. © South Bend Lathe Co. www.southbendlathe.com MODEL SB1049 & SB1050 ® 13" HEAVY 13 GEARHEAD LATHES Model Number SB1049 SB1050 Product Dimensions Weight 1870 lbs. 2205 lbs. Width (side-to-side)/Depth 79" x 38" x 69" 90" x 38" x 69" (front-to-back)/Height 3 1 3 1 Foot Print (Width/Depth) 69 ⁄4" x 19 ⁄2" 80 ⁄4" x 19 ⁄2" Shipping Dimensions
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION Model Number SB1049 SB1050 Main Motor Type TEFC Induction Horsepower 3 HP Voltage 220V Phase Single-Phase Amps 19A Speed 1720 Cycle 60 Hz Power Transfer V-Belt & Gear Bearings Shielded & Permanently Sealed Coolant Motor Type TEFC Induction 1 Horsepower ⁄8 HP Voltage 220V Phase Single-Phase Amps 0.45A Speed 3450 RPM Cycle 60 Hz Power Transfer Direct Drive Bearings Shielded & Permanently Sealed Shielded & Permanently Sealed Op
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION Model Number SB1049 SB1050 Headstock Information Spindle Bore 1.57" Spindle Taper MT#5 Number of Spindle Speeds 8 Range of Spindle Speeds 80–2000 RPM Spindle Type D1-5 Camlock Spindle Bearings Tapered Roller Tailstock Information Tailstock Quill Travel 4.5" Tailstock Taper MT#3 Tailstock Barrel Diameter 1.968" Threading Information Number of Longitudinal Feeds 17 Range of Longitudinal Feeds 0.002"–0.067" Number of Cross Feed
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe INTRODUCTION Model Number SB1049 SB1050 Construction Headstock Cast Iron Headstock Gears Flame-Hardened Steel Bed Meehanite Castings with Precision Hardened-and-Ground Ways Stand Cast Iron Paint Urethane Other Country of Origin Taiwan (Some Components Made in USA & Japan) Warranty 1 Year Serial Number Location ID Label on Front of Headstock 1 Assembly Time Approximately 1 ⁄2 Hours Sound Rating at Idle 71 dB -11-
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe SAFETY Understanding Risks of Machinery Operating all machinery and machining equipment can be dangerous or relatively safe depending on how it is installed and maintained, and the operator's experience, common sense, risk awareness, working conditions, and use of personal protective equipment (safety glasses, respirators, etc.). The owner of this machinery or equipment is ultimately responsible for its safe use. This responsibility i
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe SAFETY 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. projectiles if left in place when the machine Reduce this risk by removing/securing is started. Reduce this risk by developing these items so the
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe SAFETY 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. Avoid workpiece to come loose, which will result in clearing chips by hand or with a rag. Use a dangerous projectiles that could cause severe brush or vacuum to clear metal chips. impact injuries. Large or non-concentric work
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe SAFETY 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. Never attempt workpiece. If the workpiece is too large to to slow or stop the lathe chuck by hand, safely clamp with the chuck, use a faceplate and always roll up long sleeves, tie back or a larger chuck
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe 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. The list need the following items: below outlines this basic process. Specific steps for each of these points will be covered in detail For Lifting and Moving later in this section. rated for at least 25% more than the shipping weight of the lathe
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe PREPARATION The full-load current is not the maximum Power Supply amount of amps that the machine will draw. If the machine is overloaded, it will draw additional amps beyond the full-load rating. Requirements Availability If the machine is overloaded for a sufficient length of time, damage, overheating, or fire may Before installing the machine, consider the result—especially if connected to an undersized availability and proximi
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® For Machines Mfg. Since 5/11 13" Heavy 13 Gearhead Lathe PREPARATION Grounding Requirements Extension Cords This machine must be grounded! In the event We do not recommend using an extension cord of certain types of malfunctions or breakdowns, with this machine. If you must use an extension grounding provides a path of least resistance cord, only use it if absolutely necessary and only for electric current in order to reduce the risk of on a temporary basis. electric shock. Extension co
