Grizzly g0747, g0748 owner manual Main Specifications Operation Info

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Main Specifications:

 

Operation Info

 

Spindle Travel

5 in.

Max Distance Spindle to Column

24-3/8 in.

Max Distance Spindle to Table

16-7/8 in.

Longitudinal Table Travel (X-Axis)

29-7/8 in.

Cross Table Travel (Y-Axis)

15-3/4 in.

Vertical Table Travel (Z-Axis)

16 in.

Ram Travel

24 in.

Turret or Column Swivel (Left /Right)

360 deg.

Head Tilt (Left/Right)

90 deg.

Head Tilt (Front/Back)

45 deg.

Drilling Capacity for Cast Iron

1-1/4 in.

Drilling Capacity for Steel

1 in.

End Milling Capacity

1 in.

Face Milling Capacity

3 in.

Table Info

 

Table Length

50 in.

Table Width

10 in.

Table Thickness

3-5/16 in.

Number of T-Slots

3

T-Slot Size

5/8 in.

T-Slots Centers

2-1/2 in.

X/Y-Axis Travel per Handwheel Revolution

0.200 in.

Z-Axis Travel per Handwheel Revolution

0.100 in.

Spindle Info

 

Spindle Taper

R-8

Number of Vertical Spindle Speeds

16

Range of Vertical Spindle Speeds

80 – 5440 RPM

Quill Diameter

86 mm

Quill Feed Rates

0.0015, 0.003, 0.006 in./rev.

Drawbar Thread Size

7/16-20

Drawbar Length

23-1/2 in.

Spindle Bearings

Angular Contact Bearings

Construction

 

Spindle Housing/Quill

Chrome-Plated & Precision-Ground Steel

Table

Precision-Ground Meehanite Cast Iron

Head

Aluminum

Column/Base

Meehanite Cast Iron

Base

Cast Iron

Paint

Enamel

Other Specifications:

 

Country Of Origin

China

Warranty

1 Year

Approximate Assembly & Setup Time

1 Hour

Serial Number Location

ID Label on Column

ISO 9001 Factory

Yes

CSA Certified

No

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Model G0747/G0748 (Mfg. Since 8/12)

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Contents For models manufactured since 8/12 Page Table of Contents Wiring Machine Description Manual Accuracy IntroductionContact Info Front View Identification Model G0747 Headstock Identification Model G0748 Headstock Identification Machine Data Sheet Main Specifications Operation Info Model G0748 Vertical Mill Variable Speed Variable Safety Safety Instructions for MachineryPage Additional Safety for Milling Machines Full-Load Current Rating Power SupplyAvailability Circuit Requirements forMinimum Gauge Size 14 AWG Grounding InstructionsExtension Cords 50 ftNeeded for Setup SetupUnpacking Inventory Small Item Inventory Figure QtyBefore cleaning, gather the following CleanupBasic steps for removing rust preventative Site Considerations HEAVy Lift Lifting & PlacingTo lift and move the mill Bolting to Concrete Floors Leveling & MountingLeveling Machine MountsInitial Lubrication AssemblyTo assemble the mill Test Run Mill Test RunPower Feed Test Run To test the power feedTo perform the spindle break-in procedure Inspections AdjustmentsSpindle Break-In Operations Operation OverviewGraduated Index Rings Table MovementTable Locks Axis Power Feed Identification Head Movement Axis Power Feed OperationTo operate the X-axis power feed Tool Needed QtyTilting Head Forward/Backward Rotating Head Left/RightMoving Ram Forward/Backward Ram MovementRotating Ram Recommended Cutting Speed FPM x Spindle SpeedDetermining Spindle Speed Tool Diameter in inches xSetting Model G0747 Spindle Speed To set the Model G0747 spindle speedLow Spindle Speed Range Setting Model G0748 Spindle Speed To set the Model G0748 spindle speedSpindle Downfeed Downfeed ControlsFine Downfeed Coarse DownfeedTo use the coarse downfeed Auto-Downfeed To use the auto-downfeedSpindle Brake Model G0747 brake lever G0748 Brake LeverUnloading Tooling Loading/Unloading ToolingLoading Tooling Tools Needed QtyAccessories G1076-52-PC. Clamping KitG7155-6 Precision Milling Vise G9299-10 Yuasa-Type Rotary TableCleaning Protecting MaintenanceSchedule Lubrication QuillTable Ways One-Shot Oiler Headstock GearingHead Tilt & Ram Pinions Ram WaysTable Elevation Leadscrew Power Feed Gears To lubricate the power feed gearsMachine Storage Troubleshooting ServiceSymptom Possible Cause Possible Solution Symptom Possible Cause Possible Solution Adjusting Gibs Saddle gib and adjustment screw Knee Gib Adjustment ScrewAdjusting Leadscrew Backlash Axis Leadscrew BacklashCross Leadscrew Backlash Tramming Spindle To tram the spindle to the tablePage Wiring Wiring Safety InstructionsG0747 Wiring Diagram G0748 Wiring Diagram Parts MainMain Parts List DescriptionAxis Leadscrews DescriptionDownfeed System Downfeed System Parts List CAM ROD Sleeve Assembly G0747 Headstock G0747 Headstock Parts List PFH30M Flat HD SCR M5-.8 XG0748 Headstock G0748 Headstock Parts List Headstock Front COVER, Aluminum One-Shot Oiler Accessories G0747 Machine Labels & Cosmetics G0748 Machine Labels & Cosmetics Model G0747/G0748 Mfg. Since 8/12 Warranty Card CommentsGrizzly INDUSTRIAL, INC BOX BELLINGHAM, WAWarranty & Returns