Grizzly MODEL G0765 owner manual

Page 35

Note: As long as this dead center remains in the chuck, the point of the center will remain true to the spindle centerline. The point will have to be refinished whenever the center is removed and then returned to the chuck.

3.Install center in tailstock.

4.Attach lathe dog to test stock from Step 1, then mount it between centers, as shown in Figure below.

Figure 33. Example of stock mounted between

the centers.

5.Turn 0.010" off stock diameter.

6.Mount test or dial indicator so plunger is on tailstock quill.

Model G0765 (Mfd. Since 12/13)

7.Use calipers to measure both ends of workpiece.

—If test stock is thicker at tailstock end, move tailstock toward front of lathe 12 the distance of the amount of taper, as shown in the Figure below.

Move tailstock toward

front of lathe 1/2 the

amount of taper.

Looking down from above.

Figure 34. Adjust tailstock toward the operator.

—If test stock is thinner at tailstock end, move tailstock toward back of lathe 12 the distance of the amount of taper, as shown in the Figure below.

Looking down from above.

Move tailstock toward

back of lathe 1/2 the

amount of taper.

Figure 35. Adjust tailstock away from the

operator.

8.Repeat Steps 5–7until desired accuracy is achieved.

-33-

Image 35
Contents Model G0765 14 Benchtop Lathe Page Table of Contents Control Panel Wiring ServiceContact Info IntroductionMachine Description Manual Accuracy Identification Carriage Controls ComponentsControl Panel End Gears Tailstock Rear ControlsMachine Data Sheet Tailstock Info Features Safety Instructions for Machinery SafetyPage Additional Safety for Metal Lathes Additional Chuck Safety 110V Circuit Requirements Power SupplyAvailability Full-Load Current Rating50 ft Grounding & Plug RequirementsExtension Cords Minimum Gauge Size 14 AWGUnpacking SetupNeeded for Setup PreparationPackaged Components Figures Qty Installed Components Figure QtyInventory Basic steps for removing rust preventative CleanupBefore cleaning, gather the following Site Considerations Disconnecting Power AssemblyPower Connection Connecting PowerTest Run Disengaged Spindle Break-In Recommended AdjustmentsFactory adjustments that should be verified Operation Overview OperationsChuck & Faceplate Mounting Installation Removal DeviceTools Needed Qty Chuck InstallationTo install the chuck Changing Jaw Set Scroll Chuck ClampingTo change the jaw set To mount a non-concentric workpiece to the faceplate FaceplatePositioning Tailstock Using QuillTailstock Tailstock Quill SpecsRemoving Tooling Installing ToolingOffsetting Tailstock To install tooling in the tailstockTo align the tailstock to the spindle centerline Aligning Tailstock to Spindle CenterlineTo offset the tailstock Items Needed QtyPage Removing Center from Spindle CentersDead Centers Mounting Dead Center in SpindleTo mount a center in the tailstock Mounting Center in TailstockRemoving Center from Tailstock Mounting Workpiece Between CentersSteady Rest Tools Needed for Installation/Removal QtyTo install and use the steady rest Compound Rest Four-Way Tool Post Installing ToolTop View Aligning Cutting Tool with Spindle CenterlineBelow are two common methods To align cutting tool with tailstock centerSpindle Speed Manual FeedTo set spindle speed to 100 RPM Setting Spindle Speed RangeSetting Spindle Direction & Speed Configuration ExamplePower Feed Controls Power FeedTo set power feed for 0.04 in./rev Setting Power Feed RateEnd Gears Primary Threading ConfigurationPower Feed Configuration Secondary Threading Configuration40T 65T Gear 50 T Ge ar 20 TPI End Gear Configuration ExampleTo configure end gears for threading 20 TPI Page Feed Direction Lever ThreadingHeadstock Threading Controls To set the lathe to thread 20 TPIThread Dial Thread Dial ChartApron Threading Controls Dial Number Thread Dial D3640-Shop Fox Tool Table Plus AccessoriesSchedule MaintenanceCleaning/Protecting Ball Oilers LubricationLubrication Frequency Cross Slide & Compound Slide Leadscrew & Carriage RackBedways Preparing Lathe for Storage Machine StorageChange Gear Bushing Tumbler GearsSymptom Possible Cause Possible Solution ServiceTroubleshooting Lathe Operation To remove leadscrew end play Backlash AdjustmentLeadscrew End-Play Adjustment Cross SlideTo adjust cross slide and compound slide gibs Gib AdjustmentTo replace fuse Half Nut AdjustmentFuse Replacement To adjust half nutTo replace motor brushes Brush ReplacementTensioning Timing Belt Timing Belt Tension ReplacementReplacing Timing Belt Wiring Safety Instructions WiringMachine Frame Control Panel WiringG0765 wiring overview Control Panel Wiring Photos110 VAC Motor/Speed Sensor/ Plug WiringMain Description Description 255 254 256 257 259 258 253 252 261 251 260 Labels & Cosmetics FrontAppendix Threading ChartsComments Warranty CardBOX BELLINGHAM, WA Grizzly INDUSTRIAL, INCWarranty & Returns