Gray Series 60 Vertical Turret Lathe |
|
Stock Code: |
10938 |
Price: | $94,495 |
Subcategory: | Vertical Boring Mills / Vertical Turret Lathe |
Year of Manufacture: |
1968 (estimated) |
Manufacturer: |
Gray |
Model: |
Series 60 |
Condition: | Used |
Year: 1968
Make: Gray
Model: Series 60
Condition: Good
Electrical: 460/3Phase
Machine Status: Under Power
Shipping Info: Requires rigger
Machine Location:
City: On Request
State: North Carolina
Category: Vertical Turret Lathe (VTL)
Capacity: 84" table x 96" under rail
Ad # 10938
table-84"height under sadle-84"
height under ram face-96" plus
vert travel-48"
3" bore in ram head
max swing-96"
table top to floor-36"
overall mach. height-14ft.
4 axis DRO system-both rams up/down -left/right
pit shown but not required-due to
buildingheight restriction
Year 1967 or 1968 (not quite sure)
This information below was copied from
The G.A. Gray Company Bulletin 92.
It seems accurate. There is more room
under the rail than specified.
Machine size 84"
Table diameter 84"
Height under saddle 84"
Height under ram face 92"
Height under turret face 96"
Vertical travel (below saddle) of ram
head (std.) 48"
Vertical travel (below saddle) of turret
head (std) 30"
Vertical travel of side head above table 80"
Horizontal travel of ram head 54"
Horizontal travel of turret head 57"
Horizontal travel of side head ram 32"
Travel past center - ram head 1/2"
Travel past center - turret head 1/2"
Travel of rail 74"
Swivel of ram head either side of
vertical 45 degrees
Size of bore in ram head 3"
Size of bore in turret head 3"
Maximum swing, with or without side head
96"
Feeds per revolution of table (infinitely
variable) .002" - .250"
Table speed range rpm (infinitely
variable) 0.8 - 194
Table top to floor 36 1/4"
Overall height machine top to floor 14' -2"
Overall height pendant top to floor 18'
Overall height top of ram to floor 18'
Two range simple transmission
12,000 lbs table load
Automatic lubrication
Constant surface cutting
Power indexing turret head
75 Hp DC table drive
All heads are DC drive
Rail head AC drive with self leveling
feature and automatic locking
There is a box full of gears I suspect
are for thread cutting and drum scoring
1st I swapped the 5 HP DC drive control
for the ram with the drive on the on the turret
head. I chose to swap drives rather than repair. 2nd
the clutch slips on the turret head when
raising/lowering the head. We just put it
into the fastest feed to get where we are going in a
hurry.
The machine has operated like this for at
least 8 years and has never bothered us.
Everything else works as it should i.e.
table, rail, lube pump, way lube feeders etc
I believe the machine was made to be floor
mounted and we installed it in a pit to lower
the overall height of the machine for (1) hoist
rail bridge clearance and (2) to keep the table
height lower. Currently our hoist rail will not
clear the operator station counterweighted
davit arm on top of the machine but it really
does not need to as we only lift machining
parts – not the Gray’s parts. The pit depth is
20.5” and the table height to the floor is
17.5”. If floor mounted it would put the table
at 38”. Not a bad working height. The 75 HP DC
motor is mounted on the working floor and is
belt driven to the table drive sheave in the
pit. The DC motor is on a separate frame so I
would think it may just be a matter of some
shorter belts if both machine and motor were on
top of the floor.
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This machine is listed for sale by
located in Mooresville, North Carolina