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Hydraulic Cylindrical Grinding Machine

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Product Code : 15

Hydraulic Cylindrical Grinding Machine

Models Available:

Cylindrical (External)
 
PUI-250, PUI-300, PUI-450, PUI-600, PUI-800, PUI-1000, PUI-1250, PUI-1500, PUI-2000 & PUI-2500.
Internal (Bore)
 
PUI-300, PUI-450 & PUI-600.
Centerless PUI-50 & PUI-80
Enquiry

 

Product Specification:

Hydraulic Cylindrical Grinder

"Pitroda" Universal Cylindrical Grinder Hydraulically Reverse Forward Operated PUI-300, PUI-450, PUI-500, PUI-600, PUI-800, PUI-1000, PUI-1250 & PUI-1500

Base: The base of "Pitroda" Hydraulically operated universal Cylindrical Grinders are made of close-grained castiron and are wel ribbed. The robust design of the body minimises vibration & distrotion. The guideways one side flat and the other 'V' type are precision hand scraped to match the corrosponding surfaces of the table slides.

wheel Head: Sturdy design to ensure maximum rigidity and smooth operations. Spindle made of nickle chrome steel is duly hardened, ground, and lapped. The spindle runs in "Phospherous Bronze Metal" adjustable taper bush bearings in oil bath. The spindle thrust load is taken by imported Double Acting Thrust Ball Bearing which is adjustable. Automatic lubrication is by oil splash lubrication systems. Drive is by means of "V" belts.

Work Head: The Work Head is built for grinding operation both with stationary and revolving centre work Head spindle runs in oil body and fitted with 'Super Quality' imported taper roller bearings or (at extra cost) adjustable gunmetal bush bearings. The drive to the work Head spindle is by "V" belts.

Table: The table is composed of two parts (a) plain table (Bottom part) provided with a "V" and flat guides resting on bedways and (b) a swivel table (upper part) which can be swivelled easily and rapidly by means of a fine adjustment screw on the right hand side of the table. Angular setting is effected with a scale Longitudinal hand travel of the table is by rack and pinion arrangement and automatic travel is mechanically operated with a separate electric motor.

Tail Stock: The adjustable spring loaded Quill travels in truely bored, reamed and honed tail stock. The tail stock travel smoothly all along the length of table right up to the work head.

Internal Grinding Attachment: (Extra equipment at extra cost). The hine type internal grinding attachment is conveniently located on the wheel. head. The said attachment driven with independent electric motor through a flat endless belt giving the highest efficiency. The spindle of the internal attachment is suitable for grinding cylindrical & tapered holes.
Coolant: A generous coolant supply is provided with an electric coolant pump fitted on coolant tank separately provided.

Electricals: The machine is supplied with electricains suitable for the supply of 400/440 V AC 50 Cycles, 3 Phase, Electric motors are of reputed make. The machine has push button switches, contactors, & Amp. Meter.

Standard Equipment: Electric Motors, Electric panel Box, Belts, coolant pump fitted on tank, Grinding wheel, Grinding wheel Flange attached with the machine, Dressing Attachment (Without Diamond) dead centre Two.

Following Equipment at Extra Cost: Internal Grinding Attachment, Internal Spindle, Swivel of Wheel Head, Three point Steady Rest, Two Point Steady Rest, Additional wheel flange, True Chuck Flange, Revolving Centre MT-3 & MT-4 wheel Balancing Arbour, Wheel Balancing Stand, Radius dressing attachment, Angular dressing attachment.
All weights & dimensions are approximate and are not binding as constantly improving designs. 

Models PUI-300 PUI-450 PUI-500 PUI-600 PUI-800 PUI-1000 PUI-1250 PUI-1250
General

Maximum Distance Between Center

mm 300 450 500 600 800 1000 1250 1500

Maximum Diameter of Swing

mm 249 249 299 299 29 299 29 299

Maximum Grinding Diameter

mm 100 100 125 125 125 125 125 125
Table

HYD Infinitely Variable Range of Table feeds per Minute

mm

0.5/1.5mm/mm

- - 0.5/1.5mm/mm - -

Maximum Swivel of Table

Deg

7° +3°

10°

- -

6°+2°

- -

Maximum Swivel of Table Electric Motor 3 Phase/ 1440 RPM 400/440 Volt

K.W./ H.P.

0.37/0.5

- -

0.37/0.5

- -
Wheel Head

Grinding wheel (D x W x B)

Mm

300 x 25 x 127

- -

355 x 38.1 x 127

- -

Worn Out Diameter

Mm 250 - -

275

- -

Grinding wheel Spindle RPM

RPM RPM - - 1800 - -

Swivel of Wheel Head

(Towards work Head & Tail Stock)

Deg

60°-45°

- -

60°-45°

- -

Electric Motor 3 Phase/ 1440 RPM 400/ 440 Volt

K.W./ H.P.

1.5/2

- -

2.2/3

- -

Maximum Tra verse Movement

Mm 125 - - 150 - -

Infeed Per one Division of Hand wheel/ Per Division

Mm

0.01

- -

0.01

- -

Work Head

Number of Spindle Speed

  4 - - 4 - -

Range of Spindle speed

RPM

70/13/140/350

- -

60/125/175/300

- -

Morse Taper in Spindle

MT

3 - - 4 - -

Work Head Swivel

Deg

90°

- -

90°

- -

Electric Motor 3 Phase/ 440 RPM 400/440 Volt

K.W/ H.P.

0.37/0.15

- -

0.37/0.15

- -

Coolant Pump Motor 3 phase 2860 RPM/ 400-440 Volt

K.W. / H.P

0.11/0.15

- -

0.11/0.15

- -

Tail Stock

Morse Taper in Spindel

MT

3 - - 4 - -

Quill Travel

Mm 25 - - 25 - -

Weight and Dimension

Weight (Approximate)

KG 1300 1500 2200 2600 3000 3300 3600 4000

Length

Mm 1350

1700

1900 2100 230 2300 2700 2900

Width

Mm 1050 1100 1300 130 1300 1300 1300 1300

Height

Mm 1400 1450 1550 1550 1550 1550 1550 1550

Internal Grinding Attachment

(Extra Equipment at Extra Cost) Spindle Diameter (60 x 250)

Mm 60 - - 60 - -

Maximum internal Grinding Depth

Mm 90 - - 90 - -

Minimum Maximum Diameter of Hole Grinding Wheel

Mm

18-100

- -

18-100

- -

Minimum Maximum Diameter of Grinding Wheel

Mm

14-40

- -

14-40

- -

Spindle Quill speed

RPM 18000 - - 1800 - -

Electric Motor 3 Phase/ 2800 RPM 400/440 Volt

K.W/ H.P.

0.37/0.5

- -

0.37/0.5

- -
Note:All weights and dimensions are approximate and are not binding as constantly improving designs.
 
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Contact us

Address:
Opp. Railway Siding, Dajipara,
Dist. Surendranagar,
Wadhwan - 363030,
Gujarat, India
Phone:
91-2752-243795/241167
Fax:
91-2752-243167

Contact Person

Mr. ARVIND C. PITRODA (Partner)
Mobile:
+919825416108

 

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