|
CENTRELESS GRINDING MACHINES
SPECIFICATIONS:
| GRINDING CAPACITY |
|
DAIMETER |
5 MM (MIN) TO 250MM (MAX) |
| GRINDING WHEEL |
|
DAIMETER
WIDTH
BORE
SPEED
|
500 MM
250 MM
305 MM
1350 RPM
|
| REG. WHEEL
1. REG. WHEEL SPEED
|
|
DIAMETER
WIDTH
BORE
RBS
STEP LESSLY VARIABLE
|
300MM
250 MM
127 MM
200 X 75 MM
200 X 25 MM
10 - 120 RPM
|
| POWER REQUIREMENTS |
|
GRINDING WHEEL MOTOR
REG. WHEEL MOTOR
HYD. UNIT MOTOR
COOLANT PUMP MOTOR
|
20 HP
3 HP
1.06 HP
0.5 HP
|
| DIMENSIONS & WEIGHTS |
|
LENGTH
WIDTH
HEIGHT
NET WEIGHT ( APP.)
|
3350 MM
1750 MM
1700 MM
5000 KG
|
Specifications
of PMT-200 resembles with PMT-250 except main motor hp & wheels
width, which are 15 hp and 200 mm respectively.
ALL SPECIFICATIONS ARE SUBJECTS TO MODIFICATIONS AND IMPROVEMENT WITHOUT PRIOR NOTICE.
"Precimax" (formerly "Pitroda") Precision
Centreless Grinding Machines, backed by 47 years of experience, satisfy
the demands of modern Industries for higher accuracies &
production, economical operation, reliability of performance in through
feed as well as plunge grinding. The machines are recommended for
bearings, needle rollers, auto-sleeves & parts, engine valves,
valve guides, drills, taps, punches, surgical instruments, long bright
bars, fastners, bushes, etc.
Grinding Wheel Head: Spindle
has adjustable Phospherous Bronze Bush Bearings & lubrication is
automatic by oil splashing system. The spindle is hardened, ground and
lapped for perfect cylindricity.
Regulating Wheel Head: Spindle (hardened & ground) is mounted on anti friction Precision Taper Roller Bearings.
Special Feature: All
"PRECIMAX" Centreless Grinding Machines have Unique Taper Setting
Device such that it saves lot of dressing time & wheel's wearing.
Dressing is not required at all.
PMT-150H
This
machine has been developed for higher accuracies & finishing as
compared to PMT-150, G.W. Spindle Bearings maintenance &
adjustments through out the life. Their interlocked with spindle
rotation which prevents. Spindle/Bush Bearings failure giving long
trouble free life. Axial spindle end adjustment assures fast &
accurate grindng wheel face positioning w.r.t. Req. Wheel. Req. Wheel
Spindle Adjustable Bush Bearings are also designed for best results.
Standard Accessories
- Grinding Wheel & Regulating Wheel
- Two Truing Devices with diamond dressers
- Coolant Pump with Tank
- Grinding Wheel Puller
- Grinding & Reg. Wheel Nut Spanners
- Work Blade (Plain) for Through Feed Grinding
- Splash Guard
- Lubricating Hand Pump
- Allen Keys & Spanners Set
- Electric Motors & all electricals
Optional Accessories
- Work Blade HSS or Carbide tipped
- Micro-Feed Attachment
- Wheel Balancing Arbour
- Wheel Balancing Stand
- Additional G. Wheel Flange
- Profile Dressing Attachments
- Magnetic Coolant Seperator
- Adjustable Bush Bearing for Reg. Wheel Head
- Bar Feeding Attachment
- machine Lamp
- Infinitely Variable Speed for Reg. Wheel Spindle
- Auto Plunge Cycle with Rolled Ball Screw / Nut.
Specifications. PMT-100
|
Grinding Cap
|
mm
|
Dia. 1 to 85
|
Grindig Wheel
|
mm
|
350x100x127
|
G.W. Speed
|
rpm
|
1800
|
Reg. Wheel
|
mm
|
225x100x76.2
|
R.W. Speed
|
rpm
|
11:20:40:100
|
R.W. Tilting Angle
|
deg.
|
5
|
Least count on handwheel
|
mm
|
0.020
|
Least count on micro-feed
|
mm
|
0.001
|
G.W. Motor
|
hp
|
5.0
|
R.W. Motor
|
hp
|
1.0
|
Coolant Pump
|
hp
|
0.15
|
Hyd. Motor
|
hp
|
0.25
|
Machine Dimensions
|
mm
|
2000 x 1600
|
Machine Weight
|
kg.
|
1650
|
Specifications: PMT-150
Specifications of PMT-150 resembles with PMT-100 except main motor hp & wheel's width which are 7.5 hp & 150 mm.
Specificaitons: PMT-150H
|
Grinding Cap.
|
mm
|
dia. 1 to 125
|
Grinding Wheel
|
mm
|
400 x 150 x 228.6
|
G.W. Speed
|
rpm
|
1550
|
Reg. Wheel
|
mm
|
250x150x127
|
R.W. RBS (dia. xdepth)
|
mm
|
160x25
|
R.W. Speed (A.C. Drive)
|
rpm
|
10 - 120
|
R.W. Tilting Angle
|
deg.
|
5
|
Least count on handwheel
|
mm
|
0.020
|
Least count on micro-feed
|
mm
|
0.001
|
G.W. Motor
|
hp
|
10
|
R.W. Motor
|
hp
|
1
|
Coolant Pump
|
hp
|
0.15
|
Hyd. Motor
|
hp
|
0.25
|
Machine Dimensions
|
mm
|
2100 x 1600
|
Machine Weight
|
kg.
|
1850
|
*All specifications and design are subject to alterations without notice.
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