Heald 273A Universal Internal Grinder
12″ Extended Base
4″ Riser Blocks
SPECIFICATIONS:
Swing over Table: 28”
Angular adjustment of Workhead: 90 Degrees
Workhead Cross Slide Travel: 11 1/2″
Table Travel: 20″ Max.
Wheelhead Cross Slide Travel: 1 1/2″
Table Speed Range: 0 to 18 FPM
Rapid Traverse of Table: 18 FPM
Workhead Speeds from 0 to 500 RPM, Variable
EQUIPPED WITH:
20” Diameter faceplate
Table mounted dresser
4” Risers Blocks
12″ Extended base
Workhead Sine bar
4 Barrel Stop / Facing Attachment
Hydrostatic Ways
Forward & Reversing Switch for Workhead
Electrical Motors & Controls 440/3/60
Dimensions: FB X RL – 62″ X 92″
Height: 77″
Est. Weight: 7,000 lbs
Heald 72A Extended Bridge Internal Grinder
SPECIFICATIONS
Hydraulic Cross Slide – Rapid Only
55” T-Slot
36” Bridge
11.5” Quill x 2” Die ( 16” overall )
30” Swing over table
24” Swing over bridge
12” 3 Jaw Chuck
41” Table Travel Rack
5HP Spindle Drive Motor
Dresser
Springfield 2 ATR Crown Type Vertical Universal Grinder
Serial Number: 68025
35″ Swing
Magnetic Rotary Chuck
(2) Spindle Quills
Springfield 3 1/2 Rail Type Vertical Universal ID Internal Grinder
Springfield 3 1/2 Rail Type Vert Universal Grinder
Serial Number: 74075
Single Universal Spindle – 36″ Stroke
48″ of Vertical Travel
62″ Slotted Table
72″ Swing inside of Guards
Table speeds from 1 to 180 RPM
Table load capacity: 10,000#
Elevating rail travel: 36″
Rail to table: 12″ min., 48″ max.
Grinding slide swivels: 45 degrees in either direction Grinding slide cross
travel: 78″
Machine equipped with:
Dresser attachment
Grinding spindle, 33″long
10 HP Spindle Motor
Pendant Control
Coolant
Power clamping on rail
Pendant control
Dimensions: FB X RL – 120″ X 142″
Height: 175″
Est. weight: 50,000#
Work Preformed by Bourn & Koch
The following work was completed in 2013:
– New ball screws and grinding spindle motor
– In-field rebuild of the slide
– Repair of leaking cylinders
In total, there was about $50K worth of parts and service put into the machine from 2007-2013
The machine has never ran any jobs since being put back on-line in 2013.
(1) Parker Majestic 2U Combination ID/OD Grinder – Remanufactured 2021
New: Remanufactured 2021
Specifications:
Swing: 12″
Center Distance: 28″
Table Speeds: 3-30″ IPM
Headstock Swivel: 90˙
Headstock Speeds: ( Variable ) 50-450 RPM
Crossfeed Graduated: 0.50″
Precision Dial: 0.000050″
Coolant System
Approx Floor Space: 41″ x 124″
Approx Weight: 3,800 lbs.
Equipped With:
Swing Around ID / OD Spindles
5″ Sine Bar on Headstock
Compound Universal Swivel Slides Under Grinding Spindle Assemblies
P & G One Shot Lubrication System
Scope of Remanufacturing – 2021
New D.C motor drive VARI-Speed on headstock
New D.C motor drive VARI-Speed on table drive
New lead screw in cross slide
Compound universal (2) swiveling slides under Grinding wheel
New P & G One Shot Lube System
ALL NEW ELECTRICS IN PANEL, PUSH BUTTONS, AND MOTORS
COMPLETELY FLAKED & SCRAPPED TO NEW TOLERANCE
SPINDLES COMPLETE REBUILD WITH NEW BEARINGS
SCOPE of Re-Conditioning
• Rebuild Headstock – New Bearings & Rebuild Drive Motor
• ID Spindle Rebuilt
• OD Spindle Checked & Tested for Run Out ( Excellent Condition )
• Rebuild Table Drive Motor
• Install New Cross Feed Screw & Nut
• Install New Meters & One Shot Lubrication Pump
• Ground, Scraped & Flaked Table Ways / Bed Ways & Cross Slide
• New Rulon Installed
• Tailstock Rebuilt
• Repair & Replace all Electrical Components & Push Buttons as Required
• Test & Flush Coolant System
• Machine Completely Disassembled, Stripped & Painted to Customers Color Choice
(1) Used Parker Majestic Universal ID / OD Grinder – Re-Conditioned
Model: 1C Year: Re-Conditioned
Serial Number 1918-1C-65
Specifications:
12” x 24” Capacity
Vari Speed Headstock
Power Table Table Travel ( Variable Speed – Pulley )
Swing Around ID Spindle
1.5 HP Spindle Motor
5″ Sine Bar on Headstock
Coolant Pump & Wet Base
