Parker Majestic No. 1 Internal Grinder
Specifications
Swing Over Table: 12″
Table Swivel: 7 Degrees
Table Travel: 16″
Table Speed (Variable): 0- 240 IPM
Cross Feed Travel: 3 1/2″
Cross Feed Adjustment: 4″
Workhead:
Speeds (Variable): 0- 240 RPM
Hole Through Spindle: 1 1/4″
Spindle Nose: #6 Jarno
Dimensions (L x W x H): 69″ x 40″ x 57″
Weight: 3,750 Lbs.
Equipped with
– 5″ Sine Bar on Headstock
– Power Table Retraction
– One Shot Lube System
– Coolant System w/ Pump
– Horsepower: 1 1/2
Heald 273A Universal Internal Grinder Reconditioned 2021
12″ Extended Base
4″ Factory Riser
SPECIFICATIONS:
Swing over Table: 32.5″ *
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
(* 32.5″ Swing w/ Riser Blocks )
EQUIPPED WITH:
20” Diameter faceplate
Table mounted dresser
4” Factory Risers
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
RECONDITIONED 2021
Rebuilt Hydraulic Unit
Rebuilt Dresser
Feedbox Cleaned and Adjusted
Leadscrew Reconditione
Rebuilt Spindle Drive Motor
Headstock Tested & Good Running Condition
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) USED HEALD 273A UNIVERSAL INTERNAL GRINDER
Model: 273A
Serial Number: 45289
SPECIFICATIONS:
Swing over table: 28.5″″
Hole length ground: 16”
Max Table Travel: 20”
Hole diamter ground: 18”
Included angle taper: 180 Degrees
Grinding speed: 0 – 18 FPM
Workhead Speed: 0 – 500 RPM ( Variable ) – NEW Baldor Reliance Drive & Motor 2020
Crossfeed Increments: .0001” – .0005”
EQUIPPED WITH:
12″ Extended Base
4″ Factory Riser Blocks to Achieve Larger Swing
5″ Hole Through Workhead
Red Head Spindle
Chuck
4 position stop
Dresser
Plunge Cycle
Hydrostatic ways
Cross sliding workhead
Sine bar attachment
Coolant Tank & Pump
440/3/60
New Screw & Nut installed in Feed Box 10/2020
