Southbend SB1017 owner manual Blade Care & Break-In, Blade Speed, Blade Break-In

Page 28

Model SB1017

O P E R A T I O N

For Machines Mfg. Since 8/09

Blade Care & Break-In

Blade Care

To prolong blade life, always use a blade with the proper width, set, type, and pitch for each application. Maintain the appropriate feed rate, feed pressure, and blade speed. Keep your blades clean, since dirty or gummed up blades pass through the cutting material with much more resistance than clean blades, causing unnecessary heat.

Blade Break-In

The tips and edges of a new blade are extremely sharp. Cutting at too fast of a feed rate or too slow of a blade speed can fracture these tips and edges, causing the blade to quickly become dull. Properly breaking-in a blade allows these sharp edges to wear without fracturing, thus keeping the blade sharp longer.

Use the Chip Inspection Chart on Page 27 to ensure that the optimal blade speed and feed rate are being used.

To properly break-in a new blade:

1.Choose the correct speed for the blade and material of the operation.

2.Reduce the feed pressure by half for the first 50–100 in2 of material cut.

3.To avoid twisting the blade when cutting, wait until the total width of the blade is in the cut before adjusting the feed pressure.

Blade Speed

The bandsaw is capable of operating at 80, 120, or 200 FPM (Feet Per Minute). The speed can easily be adjusted by changing the V-belt placement. Figure 30 shows the pulley positions required for each speed. The charts on the following page provide guidelines for determining which speed to use for a cutting operation

Gearbox Pulley

Motor Pulley

 

80 FPM

 

120 FPM

 

200 FPM

Figure 30. Pulley & V-belt configuration.

To change the blade speeds:

1.DISCONNECT BANDSAW FROM POWER!

2.Open the belt cover, then loosen the belt tension bolt shown in Figure 31 to allow the motor to pivot.

Belt Tension Bolt

Figure 31. Motor tension bolt.

3. Lift the motor to relieve the belt tension and position the belt in the desired pulley alignment.

4. Release the motor and let its weight tension the belt.

5. Re-tighten the belt tension bolt and close the belt cover.

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Image 28 Contents
Bandsaw Updates Customer ServiceScope of Manual Manual FeedbackTable of Contents About This Machine FeaturesCapabilities Identification ON/OFFMachine Specifications Machine SpecificationsMain Specifications Operation Information Basic Machine Safety Understanding Risks of MachineryF E T Y Additional Metal Bandsaw Safety Required for Setup Power Supply RequirementsAvailability Full-Load Current RatingFor 110V Connection Prewired Circuit InformationCircuit Requirements for Grounding RequirementsExtension Cords Unpacking InventoryAssembly To assemble the bandsawLoosen the belt tension bolt shown in Figure Installing belt Before cleaning, gather the following Cleaning & ProtectingBasic steps for removing rust preventative Location Power Connection Inspections AdjustmentsTest Run To test run your machineOperationPERATIONOverview Blade Tension Knob Adjusts the position Downfeed Rate Adjust Knob ControlsON/OFF Toggle Switch Turns the saw ControlsBlade Selection Blade TerminologyBlade Length Blade WidthTooth Set Tooth TypeBlade Pitch TPI To select the correct blade pitchBlade Changes To change the blade on the bandsawBlade Tension Blade BreakageTo tension the blade on the bandsaw Most common causes of avoidable blade breakage areBlade Care & Break-In Blade SpeedBlade Care Blade Break-InBlade Speed Chart Chip Inspection ChartTo install and use the work stop Downfeed PressureDownfeed Rate Work StopVise To use the viseTo adjust the blade guide Blade GuideVertical Cutting To convert the saw for vertical cuttingHorizontal Cutting Operation TipsVertical Cutting Accessories SBL Gearhead T-Shirt SBL One Good Turn T-ShirtLubrication CleaningGearbox Machine Storage Belt ReplacementTo replace the V-belt Downfeed Stop Bolt To adjust the blade tracking on the bandsawBlade Tracking To adjust the blade guide bearings Blade Guide BearingsTo adjust the auto-OFF tab Squaring BladeAuto-OFF Tab To square the blade to the tableModel SB1017TROUBLESHOOTING For Machines Mfg. Since 8/09 Troubleshooting Dull blade missing teeth Replace blade ElectricalL CTRICALSafety Instructions Wiring Diagram Color KEY220V Conversion To convert the Model SB1017 toWiring Diagram 110VR T S Cabinet Stand Head Head Parts List PK23MMotor & Blade Guides Motor & Blade Guides Parts List Plastic WasherSwitch Machine Labels PSBLABEL15S Electricity LabelT E S R R a N T Y Southbendlathe.com
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