Blanchard #11AD-20

Dry base design, coolant pump and tank not included
11" Grinding Wheel Diameter
20" Magnetic Chuck Diameter
21" Swing Inside Water Guards
12" Vertical range (Ball Screw Servo Driven)
500 Lbs. Maximum Unbalanced Weight Load on Chuck
15 HP Main Spindle Drive
Full Load Amp Req.: 39 amps at 480 vac. Recommended disconnect fused for 60 amps.
Minimum Specifications of servo drive :
AC Servo Type Table Feed System
.001-.100 IPM Course Down Feed Rates
.100 IPM Rapid Jog Rate
20 IPM Rapid Travers Rate
15-75RPM Variable Table Rotation Speeds
.1-10 Minutes Spark Out Timer
Dimensions: 7'-9"" Height, 7'-7"" Length, 4'-6"" Width
8,000 Pounds Weight Approximately
460 Volt, 3 Phase, 60 Cycle Electrical Systems

Thank you for choosing F. P. Miller Company to provide you with a quote on a totally rebuilt #11AD-20 Automatic Blanchard Rotary Surface Grinder. The work will consist of a mechanical rebuild and Electrical PLC package, drives and programming which includes specific items as follows:

1)MACHINE DIS-ASSEMBLY:
a)Completely disassemble machine & inspect parts and castings.
b)Clean and wire brush all parts

2)TABLE AND TABLE SUPPORT WAYS:
a)Machine as required.
b)Precision Scrape, fit the table support ways to the table ways.
c)Installation of Moglice wear material in cup if needed.
d)Grind magnetic chuck hardened bull gear

3)CARRIAGE AND BASE WAYS:
a)Re-grind hardened base ways (Replace if needed)
b)Precision scrape and fit carriage to base ways.
c)Installation of Cast Iron wear strip if needed

4)VERTICAL SLIDE AND COLUMN WAYS:
a)Machine as required
b)Precision scrape and fit the vertical slide ways to the column ways including the gibs.
c)Replace Ball Screw (Vertical Travel)
d)Installation of Cast Iron Wear Strip if needed.

5)CARRIAGE AND TABLE DRIVE MECHANISMS
a)Inspect and rebuild carriage drive assembly (including replacing bearings and seals).
b)Replace Rack and Pinion
c)Inspect and rebuild table drive assembly (including replacing bearings and seals).

6)HEAD FEED MECHANICAL MECHANISM (SERVO FEED):
a)Inspect and rebuild head feed as required.
b)Inspect Feed worm gear and pinion, remove backlash.

7)SPINDLE UNIT COMPLETE:
a)Disassemble the spindle unit, clean and evaluate.
b)Replace the upper and lower spindle bearings
c)Clean, bake, and recoat windings. (Main Spindle Motor)
d)Reassemble the spindle unit, and test.

8)ELECTRICAL FEED MOTORS (SERVO FEED):
a)Replace Servo Drive Motors with new.

9)LUBRICATION SYSTEM:
a)Install Automatic oil lubrication system
b)Remove all lube lines on the carriage, base and table.
c)Replace all lube blocks and clean oil ports on the carriage, base and table.
d)Re-pipe with all new lines and fittings, the carriage, base and table.

10)GREASE SYSTEM:
a)Install new automatic grease system
b)Replace all lube lines on the column ways.
c)Replace all lube blocks and clean oil ports on the column ways.
d)Replace all lube fittings on the column.

11)ELECTRICAL:
a)All new wiring on machine
b)New Control panel components
c)All new limit switches and push button switches (placed to your configuration)
d)Allen Bradley Compactlogix PLC
e)Install soft start for table
f)Updated Schematics
g)Updated manuals