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Southbend SB1026 manual

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Table of contents for the manual

  • Page 1

    Hundr eds of Thousands of Lathes Sold W ith a T radition of Q uality Since 1906! Copyright © Mar ch, 2010. R evised April, 2011 (BL) F or Machines Mfg . Since 8/09 MODE L S B1024 - V AR IAB LE S P E E D, 220V , S I N G L E- P HAS E MODE L S B1025 - 220V , 3- P HAS E MODE L S B1026 - 220V , S I N G L E- P HAS E 9" X 42" M I L L I N G MA C[...]

  • Page 2

    Customer Ser vice We stand behind our machines. If you have any service questions, parts requests or general questions about the machine, feel free to contact us. South Bend Lathe Co. P.O. Box 2027 Bellingham, WA 98227 Phone: (360) 734-1540 Parts Department: (417) 886-2954 Fax: (360) 676-1075 (International) Fax: (360) 734-1639 (USA Only) Email: cs[...]

  • Page 3

    T able of Contents INTRODUCT ION About These Machines......................................... 3 Foreword ............................................................. 3 Capabilities ......................................................... 3 Features .............................................................. 3 Front View Identification ......[...]

  • Page 4

    South Bend Vertical Spindle Precision Milling Machine (circa 1958) SB1025 Electrical Box ....................................... 68 SB1025 Electrical Components ......................... 69 SB1025 Electrical Component Pictures ............ 70 P ARTS Headstock ........................................................... 71 Quill .....................[...]

  • Page 5

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -3- I N TRODUCT ION Ab out T hese Mac hines Capabilities These Milling Machines are built for daily, non-stop use in a busy industrial setting, tool room, or school shop. They are easy to set-up, truly accurate, and built to give you long years of service when properly cared for. The[...]

  • Page 6

    -4- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 I NT RODUCTION F ront V iew Identification Figure 1. Identification—front view (Model SB1024 shown). Halogen W ork L ight Left X-Axis Ball Handle One- Shot Oiler Mounting Points (1 of 4) Y -Axis Ball Handle Knee Electrical Cabinet Right X-Axis Ball Handle Slotted W ork T able [...]

  • Page 7

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -5- I N TRODUCT ION Model S B1024 Belt Housing & Headstoc k Identification Figure 2. Model SB1024 belt housing and headstock identification. Motor Assembly High Range V ariable Speed Indicator Low Range V ariable Speed Indicator V ariable Speed Handwheel Spindle Speed Range Sele[...]

  • Page 8

    -6- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 I NT RODUCTION Model S B1025/S B1026 Belt Housing & Headstoc k Identification Motor Assembly Manual/ Power Downfeed Selector Coarse Downfeed Lever Quill Lock Lever Dial Indicator Rod Quill Adjustable Downfeed Stop Downfeed Clutch Lever Fine Downfeed Handwheel Auto- Downfeed [...]

  • Page 9

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -7- I N TRODUCT ION Model S B1024 9" x 42" V ariable Speed Milling Mac hine w/ Power F eed Product Dimensions: Weight ............................................................................................................................................................[...]

  • Page 10

    -8- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 I NT RODUCTION Distance Range Spindle to Column .............................................................................................. ....................... 6"–19 " Distance Range Spindle to Table .............................................................[...]

  • Page 11

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -9- I N TRODUCT ION Model S B1025 9" x 42" Milling Mac hine w/ Power F eed Product Dimensions: Weight ........................................................................................................................................................................ 192[...]

  • Page 12

    -10 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 I NT RODUCTION Operation Information (continued) Distance Range Spindle to Column .............................................................................................. ....................... 6"–19 " Distance Range Spindle to Table .........................[...]

  • Page 13

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -1 1- I N TRODUCT ION Model S B1026 9" x 42" Milling Mac hine w/ Power F eed Product Dimensions: Weight ........................................................................................................................................................................ 1[...]

  • Page 14

    -1 2 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 I NT RODUCTION Operation Information (continued) Distance Range Spindle to Column .............................................................................................. ....................... 6"–19 " Distance Range Spindle to Table ........................[...]

  • Page 15

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -1 3 - S AFE TY Underst anding Risks of Mac hiner y 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 pe[...]

  • Page 16

    -14 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 S AFE TY 5. 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. 6. Mental Alertn[...]

  • Page 17

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -1 5 - S AFE TY Additional Milling Mac hine Safety 6. Stopping Spindle: To reduce the risk of hand injuries or entanglement hazards, DO NOT attempt to stop the spindle with your hand or a tool. Allow the spindle to stop on its own or use the spindle brake. 7 . Chip Cleanup: Chips fro[...]

  • Page 18

    -16 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 PREP A R A T I ON Preparation Over view T hings Y ou'll Need During the setup process, operation, and maintenance of the machine, you'll need the following items: F or Lifting (Page 20) s !FORKLIFTOROTHERPOWERLIFTINGDEVICE rated for more than t[...]

  • Page 19

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -17- PREP A RA T IO N Unpac king 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 materi[...]

  • Page 20

    -1 8 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 PREP A R A T I ON 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 thoro[...]

  • Page 21

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -1 9 - PREP A RA T IO N = P ower connection 66" 36" 24" 38" 81 1 ⁄ 2 " 23" 30" W all W all 30" Figure 5. Space required for full range of movement. W eight Load Refer to the Machine Specifications for the weight of your machine. Make sure th[...]

  • Page 22

    -2 0 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 PREP A R A T I ON L ifting & Moving This machine and it s par ts are he avy ! Serious personal injur y may occur if safe moving methods are not used . T o re duce the risk of a lif ting or dropping injur y , ask other s for help and use power equipment . The method of lift[...]

  • Page 23

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -21 - PREP A RA T IO N Bolting to Concrete Floors Figure 8. Common types of fasteners for bolting machinery to concrete floors. Leveling & Mounting Leveling Figure 7 . Example of a precision level. Leveling machinery helps precision components, such as bed ways, remain straight a[...]

  • Page 24

    -22 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 PREP A R A T I ON Assembly Ball Handles The ball handles for either end of the X-axis leadscrew have spring-loaded, keyed center bushings, as shown in Figure 9 . This allows them to disengage from the leadscrew when using the power feed, avoiding an entanglement hazard. T o ins[...]

  • Page 25

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -2 3 - PREP A RA T IO N W ay Covers 1. Remove the five button-head cap screws shown in Figure 11 from the front of the saddle and knee, position the pleated way cover in place, then secure it with the removed cap screws. 2. Remove the four button-head cap screws shown in Figure 12 fr[...]

  • Page 26

    -2 4 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 PREP A R A T I ON Power Connection S B1025 (220V 3- Phase) Full Load Amp Draw ........................... 6/5.6 Amps Required Voltage Range ................................ 220V Phase .......................................................... 3-Phase Frequency ................[...]

  • Page 27

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -2 5 - PREP A RA T IO N T est Run After all preparation steps have been completed, the machine and its safety features must be tested to ensure correct operation. If you discover a problem with the operation of the machine or its safety components, do not operate it further until you[...]

  • Page 28

    -2 6 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 PREP A R A T I ON 8. Listen for abnormal noises and watch for unexpected actions from the mill. The machine should run smoothly and without excessive vibration or rubbing noises. — Strange or unusual noises or actions must be investigated immediately. Press the emergency STO[...]

  • Page 29

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -27- PREP A RA T IO N Inspections & Adjustments The following list of adjustments were performed at the factory before the machine was shipped: s Gib Adjustment ................................. Page 58 s Leadscrew Backlash Adjustment .......................................[...]

  • Page 30

    -2 8 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION Operation Over view The purpose of this overview is to give an example of a typical milling operation. Read through the steps below to better understand the controls and functions described later in this manual, so that you will know how they are used to successf[...]

  • Page 31

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -2 9 - OP E RA TION Control Panel Use Figures 15–16 and the following descriptions to understand the functions of the mill control panel. ON Button: Allows power flow to the motor. The spindle direction switch must be used to start the spindle rotation. Power Lamp: Illuminates when[...]

  • Page 32

    -30- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION Graduated Inde x Rings The table ball handles and elevation crank have graduated index rings attached (see Figure 18 ) that are used to accurately determine table movement in increments, as listed in the table below: Axis Individual Increment One F ull Revolution X[...]

  • Page 33

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -3 1 - OP E RA TION X-Axis Power F eed The mill is equipped with a power feed unit for X-axis table movement. Refer to the illustration in Figure 20 and the descriptions below to understand the functions of the various components of the power feed system. Figure 20. Power feed system[...]

  • Page 34

    -3 2- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION Head Movement The head tilts 45° back and forth, and rotates 90° left and right, as shown in Figures 21–22 . Figure 22. Head tilts 90° left-and-right. 90° Figure 21. Head tilts 45° back-and-forth. 45° T ool Needed Qty Wrench 19mm ..........................[...]

  • Page 35

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -33- OP E RA TION Rot ating Head 1. DISCONNECT MILL FROM POWER! 2. Loosen the four rotation lock bolts on the face of the head shown in Figure 24 . 3. Use one hand to apply pressure to the head in the direction of tilt, then slowly turn the rotation bolt. 4. Re-tighten the lock bolts[...]

  • Page 36

    -34- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION T ools Needed Qty Dial Test Indicator (with at least 0.0005" resolution) .................. 1 Indicator Holder (mounted on the quill/spindle) ...................... 1 Precision Parallel Block (at least 9" in length) ..................................... 1[...]

  • Page 37

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -35- OP E RA TION Note: Generally, the goal in the next steps is to get the difference of the indicator readings between the end of the parallel bar down to 0.0005". However, the acceptable variance will depend on the requirements for your operation. 6. Rotate the spindle by han[...]

  • Page 38

    -36- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION Rot ating Ram 1. DISCONNECT MILL FROM POWER! 2. Loosen the four lock bolts on top of the turret (see Figure 30 ). Note: There are two lock bolts on either side of the ram. Figure 30. Ram rot ating controls. Rotation Scale Lock Bolts (2 of 4) Note: In the next step,[...]

  • Page 39

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -3 7 - OP E RA TION Setting Spindle Speed Setting Spindle Speed Range Setting the spindle speed range involves engaging and disengaging a spindle spline that uses gearing to increase or decrease the range of spindle speeds. The procedures to set the speed range for the Model SB1024 a[...]

  • Page 40

    -38- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION 3. Press the spindle speed range lever shown in Figure 32 toward the head to release the detent pin from the detent plate, move selector so that the pin is over the other detent, then release the selector. — When the selector is pointing to the rear and the front[...]

  • Page 41

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -39- OP E RA TION Setting S B1025/SB1026 Spindle Speed Range 1. Make sure that the spindle rotation is turned OFF and the spindle is at a complete stop. 2. Use the charts below to find the spindle speed range that includes the required spindle speed for your operation. Note: The Mode[...]

  • Page 42

    -4 0- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION 5. Move the high/low range lever back to the right side of the head (see Figure 33 . Note: Make sure that the range lever is as far back as it will go before starting the spindle rotation. Tip: When the spindle speed range selector and high/low range lever are cor[...]

  • Page 43

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -4 1 - OP E RA TION Setting Spindle Speed The Model SB1024 uses a variable pulley system to set infinite speeds within the speed range selected. The Model SB1025/SB1026 requires re-positioning the V-belt on the pulleys to change spindle speed. Use the appropriate section below for th[...]

  • Page 44

    -4 2- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION Setting S B1025/SB1026 Spindle Speed 1. DISCONNECT MILL FROM POWER! 2. Remove the belt housing side covers on both sides of the head to expose the V-belt and pulleys, as shown in Figure 35 . 3. Loosen the two motor lock levers, one on either side of the head, then[...]

  • Page 45

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -4 3- OP E RA TION Figure 37 . Model S B1026 V-belt positions and speeds. Motor Spindle SB1026 Low Spindle Speed Range 80 140 220 325 SB1026 High Spindle Speed Range Motor Spindle 710 1170 1860 2800 5. To re-tension the V-belt, push the adjustment lever back with moderate force, then[...]

  • Page 46

    -44- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION Figure 39. Downfeed selector positions. Manual (Disengaged) P osition Auto-D ownfeed (E ngaged) P osition 4. Make sure the pin of the coarse downfeed handle hub is engaged with one of the detents on the downfeed sleeve (see Figure 40 ). 5. Make sure the quill lock [...]

  • Page 47

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -4 5- OP E RA TION Fine Downfeed Controls There are a number of devices on the head that are used with the fine downfeed handwheel or the auto-downfeed system. Refer to Figure 41 and the descriptions below to become familiar with these controls. Figure 41. Fine downfeed controls. A B[...]

  • Page 48

    -4 6- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION Using the Auto- Downfeed System When using the auto-downfeed system, the spindle will move in the direction you choose with the auto-downfeed direction pin. When the quill dog reaches the top or meets the downfeed stop, the downfeed clutch lever will release. Then[...]

  • Page 49

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -4 7 - OP E RA TION 7. Select one of the three downfeed rates by pulling the knob of the auto-downfeed rate selector out, position the selector over the appropriate detent, then release the knob. Make sure the pin is firmly seated by attempting to move the selector without pulling th[...]

  • Page 50

    -48- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 OP E RA T ION Loading/ Unloading T ooling The mill is equipped with an R8 spindle taper and a 7 ⁄ 16 "-20 x 18 1 ⁄ 2 " spindle drawbar that includes one spacer for tool attachment flexibility (see Figure 46 ). T ool Needed Qty Wrench 21mm ..........................[...]

  • Page 51

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -4 9- MAI NTE NAN C E Maintenance Sc hedule Each operator of this machine is responsible for ensuring proper care of the equipment. We strongly recommend that all operators make a habit of following the daily maintenance procedures. For optimum performance from this machine, this mai[...]

  • Page 52

    -5 0 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 MAI NTE NAN C E Use this chart to keep track of the maintenance performed on the mill. Cross out or initial the “Day” box for each item on the list. If the box is blacked out, mainte- nance is not required for that item on that day. Make copies of this page to use each mon[...]

  • Page 53

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -5 1 - MAI NTE NAN C E L ubrication The mill has numerous moving metal-to- metal contacts that require regular and proper lubrication to ensure efficient and long-lasting operation, and to protect your investment. Other than the lubrication points covered in this section, all other b[...]

  • Page 54

    -5 2- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 MAI NTE NAN C E Quill Oil Type ...... Mobil Vactra 2 or ISO 68 Equivalent Oil Amount .......................................... Fill Oil Cup Check/Add Frequency .............. 4 hrs. of Operation Lift the oil cup cap shown in Figure 49 to add 10 drops of lubricant. Figure 49. Q[...]

  • Page 55

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -5 3- MAI NTE NAN C E Speed Range Bearing Sleeve (S B1024 Only) Oil Type ...... Mobil Vactra 2 or ISO 68 Equivalent Oil Amount .......................................... Fill Oil Cup Check/Add Frequency ............ 40 hrs. of Operation Lift the oil cup cap shown in Figure 51 to add [...]

  • Page 56

    -54- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 MAI NTE NAN C E Ram W ays Oil Type ...... Mobil Vactra 2 or ISO 68 Equivalent Oil Amount ............................................. Thin Coat Check/Add Frequency ............ 40 hrs. of Operation Move the ram back and forth as necessary to access the full length of the ways ([...]

  • Page 57

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -5 5- MAI NTE NAN C E 2. Remove the hex nut and ball handle from the power unit end of the longitudinal leadscrew (see Figure 57 ). 3. Unthread and remove the knurled retaining ring and graduated dial ring from the end of the leadscrew. 4. Remove the brass bevel gear from the leadscr[...]

  • Page 58

    -5 6 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 MAI NTE NAN C E The cavity in the base of the mill can be used as a coolant reservoir if you choose to install a recirculating coolant pump accessory. This reservoir also catches any coolant and debris that falls from the table and through the screens in the base. Hazards As s[...]

  • Page 59

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -5 7 - MAI NTE NAN C E Mac hine Storage To avoid rust problems or corrosion damage, use the following information to protect your investment when storing the mill for any length of time. s $)3#/..%#4-),,&2/-0/7%2 s ,UBRICATETHEMILLASDIRECTEDINT[...]

  • Page 60

    -5 8 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 S E RVI C E Adjusting Gibs Gibs are tapered lengths of metal that are sandwiched between two moving surfaces. Gibs control the gap between these surfaces and how they slide past one another. Correctly adjusting the gibs is critical to producing good milling results. Tight gibs[...]

  • Page 61

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -5 9- S E RVI C E Adjusting Leadscrew Bac klash Leadscrew backlash is the amount of motion the leadscrew rotates before the attached device begins to move. Although the mill is equipped with double- bronzed longitudinal and cross leadscrew nuts to minimize backlash, leadscrews will a[...]

  • Page 62

    -60- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 S E RVI C E Figure 65. Ball handle, rings, and key removed from the cross leadscrew . Cross Leadscrew 4. Remove the four cap screws from the bearing housing, then slide it off the leadscrew (see Figure 66 ). Note: It may be necessary to use a dead blow hammer or rubber mallet on[...]

  • Page 63

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -6 1 - T ROU B LESHOO T I NG If you need replacement parts, or if you are unsure how to do any of the solutions given here, feel free to call us at (360) 734-1540. Symptom Possible Cause Possible Solution Machine does not start or a breaker trips. 1. Emergency stop button is pushed i[...]

  • Page 64

    -6 2- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 TROUB LESHOO TING Symptom Possible Cause Possible Solution Tool slips in collect. 1. Collet is not fully drawn into spindle taper. 1. Snug up the drawbar to fully seat the collet. 2. Wrong size collet. 2. Use correct collect for tool shank diameter. 3. Debris on mating surfaces[...]

  • Page 65

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -6 3- E LECT R ICAL 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[...]

  • Page 66

    -6 4- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 E LECTRICAL W iring Over view The photos and diagrams included in this section are best viewed in color . Y ou can see them in color at www .southbendlathe.com. BLA CK WH ITE GREEN RED BLUE BRO WN GR A Y ORANGE Y E L LOW YE L LOW GREEN PURPLE PINK LIGHT BLUE BLUE WH ITE TU R- Q[...]

  • Page 67

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -6 5- E LECT R ICAL CONT ACT OR Allen Bradley C16 01 TRA NSFO RMER Y ung-Jeng A009-03 83 A1 A2 135 2 1 L1 L2 L3 NC CONT ACT OR Allen Bradley C16 01 A1 A2 135 L1 L2 L3 CONT ACT OR Allen Bradley C09 400 RELA Y OMRON MY2J 24VA C A1 A2 135 7 L1 L2 L3 L4 246 2 2 T1 T2 T3 NC 21 NC 22 NC 24[...]

  • Page 68

    -6 6- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 E LECTRICAL Ground W V U Hot Hot Ground 6-20 Plug (As Recommended) 220 VAC G X1 X2 1 2 1 2 X1 X2 3 4 3 4 3 4 T1 T1 T1 T1 10 10 8 8 4 4 4 4 4 4 3 3 3 3 2 2 2 2 1 1 1 1 Power Indicator Emergency Stop Spindle Star t Spindle Stop Spindle Direction S B1024/S B1026 Electrical Compone[...]

  • Page 69

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -6 7 - E LECT R ICAL Figure 68. Electrical b ox. Figure 69. W ork lamp. Figure 7 0. Motor junction b o x. Figure 71. Control panel. S B1024/S B1026 Electrical Component Pictures[...]

  • Page 70

    -6 8- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 E LECTRICAL TRA NSFO RMER Y ung-Jeng A009-03 83 0V 23 0V 380V 415V 46 0V 110V 24V 12V 0V E CONT ACT OR Allen Bradley C09 400 A1 A2 135 7 L1 L2 L3 L4 W2 4 21 22 35 T1 U V 3 2 1 U1 V1 W1 U2 V2 F use 30A F use 30A F use 5A F use 2A F use 5A CONT ACT OR Allen Bradley C09 400 A1 A2 [...]

  • Page 71

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -6 9- E LECT R ICAL Ground Hot Hot Ground 6-20 Plug (As Recommended) Spindle Direction/Speed Switch (Both Sides Shown) Power Indicator Emergency Stop Spindle Star t Spindle Stop 220 VAC G 1 2 X1 X2 3 9 13 1 5 17 21 12 16 4 8 20 24 4 1 2 2 1 11 15 3 7 19 23 10 14 2 6 18 22 W1 W2 U2 U2[...]

  • Page 72

    -70 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 E LECTRICAL Figure 72. SB1025 Electrical box. Figure 73. SB1025 W ork lamp. Figure 7 4. S B1025 Motor junction b o x. S B1025 Electrical Component Pictures Figure 75. SB1025 Control panel.[...]

  • Page 73

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -71- P ARTS Headstoc k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73A 74 75 76 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92[...]

  • Page 74

    -72 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS Headstoc k Par ts L ist REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 1 PSB10240449 ROUND KNOB 3/8-16 5 0 PSB1024003 7A CLUSTER GE A R SH A FT 18T/12T 2 PSB10240002 PINION SH A FT LEVER 5 1 PSB1024003 7A FEED DRIVE CLUSTER GE A R 23T 3 PSB10240003 PINION SH A F[...]

  • Page 75

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -73 - P ARTS Headstoc k Par ts L ist REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 9 7 PSB1024009 7 KNURLED KNOB SCREW M6-1 X 1 5 116 PC A P02M C A P SCREW M6-1 X 20 98 PSB10240098 SCRIBING LEVER 11 7 PSB1024011 7 STOP SH A FT TRIP LEVER 99 PSB10240099 REVERSE TRIP B A LL L[...]

  • Page 76

    -7 4 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS Quill 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 205 Quill Housing 206A REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 201 PSB10240201 SPINDLE R8 210 PSB10240210 SP A NNER LOCK W A SHER 202 PSS03M SET SCREW M6-1 X 8 211 PSB10240211 [...]

  • Page 77

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -75 - P ARTS S B1024 Gearb o x 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 339 340 341 342 343 344 345 346 347 348 349 306 329 F or Reference Only 307A 303A[...]

  • Page 78

    -76 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS S B1024 Gearb o x Par ts L ist REF P A RT # DE SCR IPT IO N REF P A RT # DE SCR IPT IO N 301 PSB10240301 GE A RBOX PL A TE 32 5 PSB1024032 5 BELT PULLEY GE A R 302 PK 7 0M KEY 8 X 8 X 12 326 PC A P24M C A P SCREW M 5 -.8 X 16 303 A PSB10240303 A SPINDLE GE A R HUB A SSEM[...]

  • Page 79

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -7 7- P ARTS S B1025/S B1026 Gearb o x F or Reference Only F or Reference Only 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 303 309[...]

  • Page 80

    -78 - F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS S B1025/S B1026 Gearb o x Par ts L ist REF P A RT # DE SC RIP TI ON REF P A RT # D ESC RI PTI ON 301 PN04 HEX NUT 5 /8-11 318 PSS02M SET SCREW M6-1 X 6 302 PFH0 7 MF L A T HD SCR M 5 -.8 X 10 319 PSB10240018 ROUND KNOB 1/4-20 303 PSB102 5 0303 PULLEY FL A NGE 320 PSB102 [...]

  • Page 81

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -79 - P ARTS S B1024 Belt Housing F or Reference Only 401 402 403 403-1 403-2 403-3 403-4 403-5 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 [...]

  • Page 82

    -80- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS S B1024 Belt Housing Par ts L ist REF P A RT # DESC RI PTI ON REF P A RT # DES CRI PTI ON 401 PC A P14 C A P SCREW 3/8-16 X 1 44 7 PSB1024044 7 BR A KE SHOE SET 402 PLW06M LOCK W A SHER 10MM 448 PR4 7 M EXT RET A INING RING 13MM 403 A PSB10240403 A MOTOR A SSEMBLY 449 PSS[...]

  • Page 83

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -8 1 - P ARTS S B1025/S B1026 Belt Housing SB1026 Only 401 401-1 401-2 401-3 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 401-4 401-5 402 412 403[...]

  • Page 84

    -8 2- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS S B1025/S B1026 Belt Housing Par ts L ist REF P A RT # D ES CRI PTI ON REF P A RT # DES CR IPT ION 401 PSB102 5 0401 MOTOR 2HP 220V 3PH (SB102 5 ) 420 PEC13M E-CLIP 5 MM 401 PSB10260401 MOTOR 2HP 220V 1PH (SB1026) 421 PSB102 5 0421 BR A KE H A NDLE 401-1 PSB102 5 0401-1 [...]

  • Page 85

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -83- P ARTS Ram 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 530A 533 534 535 504 510 504 514 515 516 515 504 F or Reference Only[...]

  • Page 86

    -84- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS Ram Par ts L ist REF P A RT # DESC RI PTI ON REF P A RT # DES CRI PT ION 5 01 PC A P31M C A P SCREW M8-1.2 5 X 2 55 1 7 PSB10240 5 1 7 TILT PIVOT STUD 5 02 PRP90M ROLL PIN 8 X 30 5 18 PSB10240 5 18 TILT LOCK BOLT BUSHING 5 03 PSB10240 5 03 GE A R 33T 5 19 PSB10240 5 19 HE[...]

  • Page 87

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -85- P ARTS Column, K nee, & Saddle 601 602 603 604 605 606 607 608 609 610 613A 615 616 617 618 619 620 621 622 623 624 625 626* 627* 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656* 657 658 659 660 661 662 663 [...]

  • Page 88

    -86- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS Column, K nee, & Saddle Par ts L ist REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 601 PSB10240601 COLUMN 636 PSB10240636 VERTIC A L CR A NK 602 PRIV001M FLUTED RIVET 2 X 5 MM STEEL 63 7 PSB1024063 7 CR A NK CLUTCH 603 PSB10240603 INDIC A TOR PL A TE 638 PSB[...]

  • Page 89

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -8 7 - P ARTS T able 701 702 703 704 705 706 707 708 709 710 711 712 713 714‡ 715 716 717 718 719 720 721 722 723 724 725 729 730 731 732* 733 734 735‡ 736 737* 738‡ 739* 740 741 742 743 744 745 746 747 748 701 702 704 705 706 708 709 710 711 707 713 713 730 731 729 710 711 707[...]

  • Page 90

    -88- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS T able Par ts L ist REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 7 01 PN01 HEX NUT 1/2-20 7 23 A PSB10240 7 23 A LONGITUDIN A L B A LL H A NDLE A SSY 7 02 PSB10240 7 02 H A NDLE 7 23 PSB10240 7 23 A LONGITUDIN A L B A LL H A NDLE 7 03 PSB10240 7 03 CROSS FEED B[...]

  • Page 91

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -89- P ARTS 801 802 803 804 805 806 807 808 Oil distributor A B C D E F G H 801 A B C D E F G H K 801 K One- Shot Oiler REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 801 PSB10240801 ELBOW JOINT M4 X 1/8 PT 80 5 PC A P01M C A P SCREW M6-1 X 16 802 PSB10240802 T-JOINT 806 PSB[...]

  • Page 92

    -90- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS S B1024/S B1026 Electrical Bo x & Control Panel REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 901 PSB10240901 TR A NSFORMER 24-440V YJ A 009-0383 911 PSB10240911 CONTROL P A NEL 902 PSB10240902 FUSE HOLDER 30 A 912 PSB10240912 POWER INDIC A TOR A SSEMBLY 903[...]

  • Page 93

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -9 1 - P ARTS S B1025 Electrical Bo x & Control Panel Electrical Box Control P anel 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 905 REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 901 PSB10240901 TR A NSFORMER 24-440V YJ A 009-0383 909 PSB102 5 0909 TE[...]

  • Page 94

    -92- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS Accessories 1001 1002 1003 1004 1005 1006 1007 REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 1001 PWR1921C CLOSED END WRENCH 19/21MM 100 5 PSDF2 FL A T SCREWDRIVER #2 1002 PWR1214 WRENCH 12/14MM 1006 PSDP2 PHILLIPS SCREWDRIVER #2 1003 P A W1 5 10M HEX WRENCH SET[...]

  • Page 95

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -93- P ARTS S B1024 Head Mac hine L abels The safety labe ls provided with your machine are use d to make the operator aware of the machine hazards and way s to prevent injury. Th e owner of this machine MUST maintain the original location and r eadability of these safet y labels . I[...]

  • Page 96

    -94- F or Machines Mfg . Since 8 / 0 9 SB 1 0 24 / SB 1 02 5 / SB 1026 P ARTS S B1024 Main Mac hine L abels REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 110 7 PSBL A BEL08VL ENT A NGLEMENT H A Z A RD L A BEL 111 7 PSB1024111 7 220V 1PH L A BEL 1108 SB1319 SOUTH BEND N A MEPL A TE 90MM 1118 PSB10241118 110V 1PH 5 . 5A L A BEL 1109 PSB1024[...]

  • Page 97

    F or Machines Mfg. S i nce 8 / 09 SB 1 024 / SB 1 02 5 / SB 1 026 -95- P ARTS S B1025/S B1026 Mac hine L abels REF P A RT # DES CRI PT ION REF P A RT # DES CRI PT ION 1101 PSB102 5 1101 M A CHINE ID L A BEL (SB102 5 ) 111 5 PSB1024111 5 POWER FEED NOTICE L A BEL 1101 PSB10261101 M A CHINE ID L A BEL (SB1026) 1118 PSB10241118 110V 1PH 5 . 5A L A BEL[...]

  • Page 98

    [...]

  • Page 99

    W AR R ANT Y This quality product is warranted by South Bend Lathe Company to the original buyer for one year from the date of purchase. This warranty does not apply to consumable parts, or defects due to any kind of misuse, abuse, negligence, accidents, repairs, alterations or lack of maintenance. We do not reimburse for third party repairs. In no[...]

  • Page 100

    South Bend L athe Co. P .O. Box 2027 Bellingham, W A 98227 P H O N E: (3 6 0) 734-15 40 (Administrative Offi ces) F A X: (36 0) 67 6-10 75 (International) F A X: (36 0) 734-163 9 (U SA only) southbendla the .com Printed In T aiwan #JBTS12116[...]