Southbend SB1314 Lathe User Manual


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If you need help with your new item, contact
us at: (360) 734-1540 • FAX: (360) 676-1075
Chucks are heavy! Get assistance when
installing or removing the chuck from the
lathe. Wear heavy duty leather boots for
foot and toe protection, and keep hands and
fingers away from all pinch points. Ignoring
this warning can lead to a severe crushing
injury or finger amputation!
Model SB1314
High Precision 6" Lathe Chuck
Instruction Sheet
Specifications
• OD Clamping Range ...0.32"-6.30" (8-160mm)
• ID Clamping Range ..2.17"-5.90" (55-150mm)
• Outer Diameter ........................6.57" (167mm)
• MaximumChuckKeyTorque .........65 ft/lbs*
• MaximumJawGrippingForce....... 6744 lbs*
• MaximumSpeed .........................4000RPM**
• Two-PieceHardenedSteelJaws ...............Yes
• PlainBackMounting .................................Yes
• JawMountingCapScrewTorque ......29 ft/lbs
• GreaseFittingLubricated .........................Yes
• SteelConstruction .....................................Yes
• ChuckWeight ......................................... 22 lbs
• Origin ................................................... Taiwan
*Maximumhandletorqueandgrippingforce
isachievedatfulljawandscrollgearengage-
mentonly.
**ThemaximumspeedaboveisONLYpossible
whenthechuckjawsandtheworkpiecearein
completerotationalsymmetry,andwhenthe
workpieceiswithinsafeweightlimitsforthe
latheandchuck.
Installation
1. DISCONNECTLATHEFROMPOWER!
2. Mountthebackplateonthespindle.
3. Accuratelymeasuretheinsideoftheback
reliefboreonthechuck.Thisdimensionis
criticalandshouldbe±0.001''.
4. Faceandtruethediameterofthebackplate.
Makepassesacrossthefaceuntilitsentire
surfacehasbeencut.
5. Turnashoulderthatis0.015''smallerin
diameterthanthatofthechuckreliefbore.
Theshoulderheightmustalsobetallenough
sowhenthechuckismountedandisbeing
aligned,thechuckalignmentscrewshavea
surfacetojackagainst.
Figure 1. Features.
Four chuck
alignment set
screws
Grease fitting for
complete internal
lubrication
Universal
plain-back
mounting
Hardened steel jaws
for durability and
extreme clamping
force and grip
Two-piece
jaws for speedy
internal/external
clamping changes
Designed for
up to
4000 RPM
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