Crankshaft Grinders

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Model - H-40, 200" (5000 mm) Crankshaft Grinder with Automatic
Hydraulic Movements (Optional Accessory)

Salient Features:

- International and ISI Standards for Machine Testing followed.
- Castings properly seasoned for providing consistent accuracy during the entire life of the machine.
- Wheel Head, Work Head and Tail Stock Spindles made of Special Steel, Hardened and Ground for Precision Grinding and a Long Life.
- Good Quality Angular Bearings provided in the Wheel Head, Work Head and Tail Stock.
- Gears made of Alloy Steel and are Hob Cut.
- Automatic Lubrication System provided in the Wheel Head Assembly for longer life of the Phosphorus Bronze Bushes and Spindle.
- Taper Table helps in easy flow of Cutting Oil


Model - H-30, 150" (3750 mm) Crankshaft Grinder with Automatic
Mechanical Movement for Slide (Optional Accessory)

Technical Specifications:
MODEL H-23   H-24   H-49 H-25   H-26 H-27   H-28   H-48   H-29 H-30
Size (in inches)   30"   40"   48"   60"   72"   84"   90"   104"   120" 150"
Max. distance between centres (mm):  750   1000   1200   1500   1800   2100   2250   2600   3000 3750
Max. distance between chucks (mm):   650 900   1100   1400   1700   2000   2150   2500   2900 3600
Maximum weight of shaft (Kgs.):   30   50   60   80   100   125   150   200   300 700
Swing over table (mm):   300   400   400   500   500   650   650   650   660 965
Maximum stroke (mm):   150   175   175   225   225   280   280   280   280 400
Height of centres above table (mm):   165.0   212.5   212.5   262.5   262.5   337.5   337.5   337.5   342.5 508
Work Head Spindle Speeds (RPM):   27-41-61   27-41-61   27-41-61   27-41-61   27-41-61   27-41-61   27-41-61   18-27-41   18-27-41 18-27-41
Grinding wheel speed (RPM):   1000   1000   950   950   950   750   750   750   700 650
Table traverse rapid / rev (mm):   10   10   10   10   10   10   10   10   10 10
Wheel head feed slow / rev. (mm):   0.250   0.125   0.125   0.125   0.125   0.125   0.125   0.125   0.125 0.125
Wheel head feed rapid / rev. (mm):   12.50   6.25   6.25   6.25   6.25   6.25   6.25   6.25   6.25 6.25
Grinding wheel dia. x width (mm):   500 x 19   600 x 22   650 x 25   650 x 25   650 x 25   800 x 25   800 x 25   800 x 25   800 x 25 915 x 38
Grinding wheel bore (mm):   150   150   200   200   200   200   200   200   200 305
Tail stock quill travel (mm):   35   50   75   87.5   87.5   87.5   87.5   87.5   75 --
Wheel head motor (HP):   3   3   3   5   5   7.5   7.5   7.5   7.5 10
Work head motor (HP):   1   1   1   1   1   2   2   2   2 2
Coolant pump motor (HP):   0.1   0.1   0.1   0.1   0.1   0.1   0.1   0.1   0.1 0.1
Coolant pump capacity (Liters / min.):   18   18   18   18   18   18   18   18   18 18
Total length of machine (mm):   2100   2550   3000   3400   3700   4300   4500   4900   6000 7500
Total Width of machine (mm):   1150   1550   1550   1650   1650   1825   1825   1825   1980 2000
Total height of machine (mm):   1400   1500   1500   1500   1500   1600   1600   1600   1625 1980
Work space required (LxW) (mm):   3000 x 2000 4000 x 2500 4500 x 2500 5400 x 2800 6000 x 2800 6500 x 3250 7150 x 3250 7500 x 3250 9150 x 3250 11250 x 3500
Approx. Net weight (kgs.):   2200   2700   3000   4000   4200   5000   5100   5500   7000 8500
Approx. Gross weight (kgs.):   3200   3500   3800   5000   5200   6300   6500   7000   8500 11000
Shipping dimensions (L x W x H) (mm):   2400 x
1300 x
1600		 2750 x
1650 x
1600		 3200 x
1650 x
1600		 3550 x
1800 x
1750		 3750 x
1800 x
1750		 4450 x
2025 x
1850		 4450 x
2025 x
1850		 4750 x
2025 x
1850		 5900 x
2100 x
1900		 7700 x
2200 x
2200
Approximate shipping volume (m3): 5.00   7.50   8.50   11.00   12.00   16.50   16.65   17.50   23.55 36.30

NOTE: We also offer Grinders Model: H-33 of 160" (4000 mm), H-35 of 180" (4500 mm) and H-40 of 200" (5000 mm)


VIDEO OF CRANKSHAFT GRINDER H-27 (2100 mm)


VIDEO OF THE CRANKSHAFT GRINDER H-40 (5000 mm)


Model - H-29, 120" (3000 mm) Crankshaft Grinder with Automatic
Mechanical Movements for Wheel Head and Slide and Electric Panel Box (Optional Accessory)

Standard Equipment:
Complete electrical installation with motors (for work head, wheel head and coolant pump) for Three Phase Electric Supply of 220, 380, 400 or 440 V, 50 or 60 Cycles. Other electricals also available if required.
1. Crank Centering V-gauge with dial gauge.
1. Setting up system comprising of two offset heads with universal chucks.
2. Steady rests.
1. Wheel dresser for face, side & radius dressing.
1. Diamond tipped dressing tool.		 1. Grinding wheel with hub.
1. Grinding wheel-balancing stand with arbor.
1. Cooling System with Coolant tank.
1. Set balance weights.
1. Set of splashguards.
Crank Centering V-Gauge Steady Rest Wheel Balancing Stand and Arbour Radius Dresser Side Dresser


Model - H-27, 84" (2100 mm) Crankshaft Grinder with Automatic
Mechanical Movements for Wheel Head and Slide and Electric Panel Box (Optional Accessory)

Optional Equipment:
a) Automatic Sizing Gauge 25-75 and 75-125 mm Capacity.
b) Fixture for grinding between centres.
c) Belt Polisher complete with 0.5 HP Motor and polisher Belt.
d) Grinding wheel 19, 22, 25 mm wide.
e) Grinding wheel hub.
f) Truing Device.
g) Device for measuring length of stroke.		 h) Diamond tipped dressing tool.
i) Automatic Lubrication Pump (Hand Operated).
j) Auto Movement to Wheel Head.
k) Auto Movement to Slide (Table).
l) Hydraulic Movement to Wheel Head only.
m) Hydraulic Movement to Slide (Table) only.
n) Hydraulic Movement to both Wheel Head and Slide.
Automatic Sizing Gauge Fixture for Grinding Between Centres Belt Polisher Hydraulic Unit for Hydraulic Feed

Crank Grinder
 Model - H-25, 60" (1500 mm) Crankshaft Grinder with Manual Movements

TO OUR PAGE ON AUTOMOTIVE ENGINE REBUILDING MACHINES

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Maneklal and Sons (Exports)
237 / 239 Perin Nariman Street Fort, Mumbai - 400 001, INDIA
Tel: (+91 22) 22618951 / 22618962    Fax: (+91 22) 22618903 / 22679573
e-mail: sales@maneklalexports.com

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