Manufacturer OF HYDRAULIC UNIVERSAL CYLINDRICAL CENTRELESS PLC INTERNAL & SURFACE GRINDERS AND SPECIAL PURPOSE MACHINE

PRECISION Universal Grinder Machine Mechanically or Hydraulic Table Drive or
Semi Auto Cycle 300mm, 450mm, 600mm & 800mm.

HEW 300mm, 450mm, 600mm & 800mm

ONE PEACE MACHINE BASE: is made of close grain alloyed special cast iron upto required hardness and heavilly ribbed seasoned body with exceptional stastic and dynamic rigidity. So it is sufficiently rigid to prevent vibration & distrotion. The guideways are "FLAT" on one side & "V" type on other are precision hand scrapped to match corresponding surfaced of the table slides. Zigzag type Oil Grooved in the Flat & V through Hand Pump and Constant Automatic Oil Lubrication in the Hydraulic System.
(Extra; Turcite Linear for V and Flat)

TABLE: The Table is in two section, Lower Slide Having Flat & V Ways Finally Hand Scrapped resting on bed ways. The Top Table is pivoted at its centre on which work head and Tailstocks is located and can be swivelled for Taper Grinding by screw with accurately Graduated scale facilities, exact angular setting, fine adjustment for correction of Cylindrical and precise setting of taper with dial indicator. Mechanically or Hydraulic Table drive with 0.30 second Dwell timer at both end stroke.

WORK HEAD: The Machine has Robust Workhead Spindel made from alloy steel,hardened and ground fitted in Precision pair angular contact bearing. Stationery and revolving centre. Swivelled up to 90 degree.(dc Drive Motor is also available for variable speed of spindle and also two speed motor is also available on request).

TAILSTOCK: The tailstock is designed to travel easily on the table is equipped with center carrying spindel hardened and ground. The Spindle is spring loaded a slight rotation of lever automatically hold the spindle.

GRINDING WHEEL HEAD: The spindel is made of Alloy Steel specially heat treated to achieve very high dimensional accuracy and stability for life, runs in adjustable bush type bearing, working charecteristic of the bearing are maintained constant under all working condition. With automatically lubrication system, high rigidity in the spindle, trueness of the centre of rotation, balancing grinding wheel resulting in uniform distribution of load for fine accuracy and smooth running of grinding wheel. Wheel head Swivelled 30 and 45 degree for taper plunge cut grinding. Wheel head travel on V and Flat, drive through rack and pinion, No Enron in Future backslash removed by spring tension, repeated accuracy of wheel head.
(Extra turcite linear for V and Flat of Wheel head, Smooth travelling).

Internal Grinding System: The Unit with its Independent drive motor is hinged on the wheel head can be quickly adjusted for grinding position different type of high precision spindle is available. (In 450mm, 600mm and 800mm external grinding wheel is not to be removed upto 150mm diameter of job grinding.)

Hydraulic Power Pack Unit: Seperate Hydraulic Power Pack Unit with 24V DC solenoid valve operated through proximity switch. Hydraulic filter, downty pump, pressure valve, complete system with pipe fitting and cylinder. Seperate circuit card for hydraulic system.

Standard Equipment: The machine is supply with complete wiring.Teknic make push button, cutler hammer contactor, over load relays, fuse ampere and volt metre, ISI make head, wheel head, coolant pump, dead centre, emery wheel spanner, grinding wheel A 60 L 5V 10, fitted carborrundum make. Dressing attachment with diamond. V Belt (Fenner make) and pulley complete machine to operate, oasis green colour. Other Colour on Request.

Centre less Grinder

HEW 50 MM, 100 MM, 125 & 150 MM
MMW Centreless Grinder is of rugged & dependable designed made of close grain alloyed seasoned cast iron upto required hardness is one piece body to prevent vibration. They embody all the outstanding features required in centrless grinding machine. Ideally suitable for large batch production grinding by through or plunge methods.

GRINDING WHEEL HEAD STOCK:
The important section of the machine is engineered to the high standard of rigidity and stifness. Spindel is made from EN 24 steel, Case hardenend and super finished runs in ADJUSTABLE WHITE METAL BUSH TYPE BEARING. High rigidity in the spindel trueness of the center of rotation of the spindel thus ensuring the correct form on the machine work, balancing counter weight are provided for balancing grinding wheel resulting inuniform distribution of load for fine accuracy and smooth running of grinding wheel, working characteristics of the bearing are maintained constant. The axial thrust is taken up but thrust Bearing.

REGULATING WHEEL HEAD:
The regulating wheel spindel is mounted on precision Angular Contact bearing. Oil bath is provided Swivelling in vertical plane within the range of 5 degree to give the desired feed to the the job in 100 mm and 150 mm. Horizontal swivelled of control wheel upto 3 degrees for rapid correction of taper work. Phosphurus bronze brass at extra cost. Vermply is adjustable.

STANDARD EQUIPEMENT:
3 phase 415 volts 50 cycle. A.C. supply complete wiring contractor and push button. Electric motors, pulley, belt, emery wheel and controll wheel with flange Work rest & work blade. Coolant pump and coolant arrangement.

Internal Grinding Machine Grinder Hew 300 MM , 450 MM, 600 MM

Hew 300 MM , 450 MM, 600 MM

One Piece Machine Base:
Body is made from closed grain alloyed cast iron upto required hardness & well ribbed with exceptional statistic and dynamic rigidity. Zig Zag type oil grooved in the flat and v for continue oil filament for easy movement of table.

Table:
The Slideways one V & Flat construction carefully hand scrapped to match the corresponding surfaced of the table slide. At Extra cost turcite B bearing material for every smooth running and less wear & tear. “No stick slip effect.”

Hydraulic:
Separate power pack provided for hydraulic operation separate 24V D.C. solenoid valves provided for different operation. Micro filter with indicator provided in return line on the power pack.

Dressing:
Plain dressing device for dressing wheel for bore grinding. At extra cost radius dressing attachment and dressing compensation in automatic grinding cycle.

Standard Equipment:
Electric motor with pulley V belts electric wire and complete control panel plain dressing device with diamond sheet metal guard 6” CHUCK FLANGE.” Coolant pump fitted on tank.

Extra Equipment:
Internal grinding spindle 60 x 250 x 80 x 250 MM. Extra arbour. Three point steady rest. Micro feeding movement of wheel head. AS PER CIUSTOMER REQUIREMENT.

PRECISION HEW 1000 MM, 1250 MM, 1500MM & 2000 MM
MECHANICALLY REVERSE FORWARD TABLE DRIVE

PRECISION HEW 1000 MM, 1250 MM, 1500MM & 2000 MM

ONE PEACE MACHINE BASE: is made of close grain alloyed castiron upto required hardness and well ribbed exceptional stastic and dynamic rigidity. So it is sufficiently rigid to prevent vibration and distortion. The Guideways are "FLAT" on one said & "V" type on other and are precision handscrapped to match corresponding surfaced of the table slides. Zigzag type oil grooved in the flat & V for continue oil filament for easy movement of table and less wear & tear. Lubrication system in flat & V through hand pump and constant automatic oil lubrication in the Hydraulic system.

TABLE: The table is in two section, lower having Flat & V ways finally hand scrapped resting on bedways. The top table is pivoted at its center on which workhead and tailstock is located and can be swivelled for taper grinding by screw with accurately graduted scale facilite, exact angular setting, fine adjustment for correction of Cylindrical and precise setting of taper with dial indicator. Mechanically or Hydraulic table drive with 0.30 Second dwell timer at both end stroke.

WORK HEAD: The Machine has robust work head spindel made from alloy steel run in oil bath fitted in precision angular contact bearing. The drive to the spindel is by "V" balanced pulley. The workhead can be swivelled upto 90' towards wheel head and 30' towards operator side for taper, conicol grinding. Two speed motor. (Eight Speed of spindel)

TAILSTOCK: The tailstock is designed to travell easily on the table is equipped with center carrying spindel in withdrawn position. Dresser is fitted on tailstock spindel is hardened & ground.

GRINDING WHEEL HEAD: The spindel is made of alloy steel specially heat treated to achieve very high dimensional accuracy and stability for life, runs in ADJUSTABLE BUSH TYPE BEARING, working characteristics of the bearing are maintained constant under all working condition. With automatically lubrication system, hugh rigidity in the spindel, trueness of the center of rotation, balancing grinding wheel resulting in uniform distribution of load for line accuracy and smooth running of grinding wheel. Wheelhead swivelled 45 degree. The spindel is tapered at the front to receive the wheel flange. The wheel head move on V and Flat turcite liner coated. Wheel head slide infeed movement is obtained through rack and pinion removed by spring tension.(No Backlash in future)

INTERNAL GRINDING SYSTEM: The unit with its indepent drive motor is hinged on the wheel head can be quickly adjusted for grinding position, (upto 150, MM diameter external wheel its not to be removed). STANDARD EQUIPMENT : The machine is supplied with electricals suitable for the supply of 400/400, volts AC 50 cyckes supply 3, flange contactors wiring, sheet guard, dead center coolant tank and pump pulley belt, AMP and volt meter. Turcite linear guideways in the wheel head section for free travelling of wheel head. Microfeeding movement spare wheel flange precision setting of taper arrangement with dial balancing arbour hardend & ground.

PRECISION HEW 300 MM , 450 MM & 600 MM AUTO SLEEVE GRINDER MACHINE

PRECISION HEW 300 MM , 450 MM & 600 MM

ONE PEACE MACHINE BASE: is made of close grain alloyed special cast iron upto required hardness and heavilly ribbed seasoned body with exceptional stastic and dynamic rigidity, it is sufficient to prevent vibration & distrotion. The guideways are "FLAT" on one side & "V" type on other are precision hand scrapped to match corresponding surfaced of the table slides. Zigzag type oil grooved in the Flat & V for continue oil filament for easy movement of table and less wear & tear. Lubrication system in Flat & V through hand pump.

TABLE: The table having FLAT & V ways finally hand scrapped resting on bedways. Only for straight Grinding work table is build, having T on upper portion fro clamping the workhead and Tailstrock, One sided table feed is obtained through Gear Box.

WORK HEAD: The machine has robust workhead spindel made from alloy steel run in oil bath fitted in super quality imported taper roller bearing. The drive to the spindle is by "V" balanced pulley, Power is transmitted through V belts from balanced electric motor.

TAILSTOCK: The tailstock is designed to travell easily on the table is equipped with center carrying spindel travelling perfectly bore and honing.

GRINDING WHEEL HEAD: The spindel is made from alloy steel EN 24 especially heat reated to achieve very high dimensional accuracy and stability for life time, runs in ADJUSTABLE WITH METAL BUSH TYPE BEARING, working characteristics of the bearing are maintained constant under all working rotation, balancing and grinding wheel resulting in uniform distribution of load for fine accuracy and smooth running of Grinding wheel. The spindel is tapered at the front to receive the wheel flange. The spindel cartridge unit can be very easily interchanged. The wheel slide infeed movement is obtained through rotation of the hand wheel 0.01 mm.

GEAR BOX: Hand feed and one sided mechnically drive are available. Gears are made from graded casting, perfectly gear pitch, are match and it run in oil bath. Motor for feed is in the machine body.

TOOL POST: is fixed with gear box to take limit cut for reducing grinding process for Sleeve.

EXTRA EQUIPMENT: (1) Hydraulic Table drive (2) Hydraulic Rapid Approach (3) Revolving center as per customer requirement.

Vertical Spindle Rotary Table Surface Grinding Machine 300 mm 450 mm 600 mm 900 mm

300 mm 450 mm 600 mm 900 mm

BASE: Rigid box type base is made of heavy rib cat iron which dampes vibration. Abrasive machining & Precision grinding capabilities are built into these machine. Table spindle is supported with imported taper roller bearing. Table drive through reduction gear box. (Oil bath).

WHEEL HEAD: A cup or segment wheel is mounted on the wheel spindel coupled to the motor shaft Antrifiction bearing are preloaded and it can be adjusted. The wheel grinds upto the center of chuck.

VERTICAL SLIDE: is provided with deep angular precision hand  scrapped guideways. The precision feed screw with gunmetal nut for vertical movement of grinding wheel head which is also have spring load. The nut is provided with device to eliminate backslash after long used Microfeeding reading feed down to 0.002 mm per division. Slideways are fully protected with bellows.

EXTRA EQUIPMENT: Vertical slide rapid traverse, Manually magnet chuck, Electric operated magnet chuck, demagnetiser, Segment wheel.