KENT MODEL HT-510 TWO-AXES PROGRAMMABLE PRECISION SURFACE GRINDER

FEATURES:
TABLE:
THE WORKING TABLE EXECUTED ONLY LONGITUDINAL MOVEMENTS TO ENSURE FULL CONTACT
AND SUPPORT FROM THE MACHINE BED. DOUBLE "V" TURCITE LAMINATED GUIDE-WAYS ARE
HAND SCRAPED TO OBTAIN SMOOTH STICK-FREE MOVEMENTS REGARDLESS OF THE LOAD ON
THE TABLE.

COLUMN:
THE COLUMN CARRIES OUT ONLY CROSS FEED MOVEMENTS TO GUARANTEE UNIFORM CONTACT
BETWEEN COLUMN SLIDE AND MACHINE BED IN ANY POSITION. THE Z-MOVEMENT EMPLOYS
"STAR" SUPER PRECISION LINEAR GUIDE-WAYS, PLUS A GRADE C3 HIGH PRECISION
BALLSCREW AND IS DRIVEN BY A SERVO MOTOR TO ENSURE SMOOTH MOTION, ACCURATE
POSITIONING, AND MICRON FEED IN BOTH DIRECTIONS

SPINDLE HEAD:
THE SPINDLE HOUSING CARRIES OUT ONLY VERTICAL MOVEMENTS TO PROVIDE A CONSTANT
DISTANCE BETWEEN THE VERTICAL LINEAR GUIDE WAYS AND THE GRINDING WHEEL,
CREATING A PERFECTLY PERPENDICULAR MOVEMENT OF THE SPINDLE IN RELATION TO THE
WORKING TABLE. THE HOUSING CONSTRUCTION IS ALSO DESIGNED FOR BETTER RIGIDITY.

SPINDLE:
THE FLANGED CARTRIDGE TYPE SPINDLE IS SUPPORTED BY THREE PAIRS OF #7016 (CLASS
7/CP4) SUPER PRECISION ANGULAR CONTACT BALL BEARINGS. THEY ARE PRELOADED IN A
SELECT-FITTED INTO THE SPINDLE CARTRIDGE. THIS WILL GUARANTEE AN UNDER 0.001mm
RUN-OUT FOR STABLE AND ACCURATE GRINDING. ALL THE SPINDLES ARE ASSEMBLED AT
KENT IN A TEMPERATURE CONTROLLED ROOM. THE RESULT IS A SPINDLE THAT PROVIDES
YEARS OF TROUBLE-FREE SERVICE WITH MINIMUM HEAT-UP, NOISE OR VIBRATION

THE SPINDLE MOTOR COMES WITH THE FREQUENCY INVERTER FOR VARIABLE RPM SPEED.
THAT BRINGS ADJUSTABLE SPINDLE SPEED WHILE GRINDING AND DRESSING.

DOWNFEED MOVEMENT:
THE DOWNFEED MECHANISIM IS DRIVEN BY AN AC SERVOMOTOR THROUGH "STAR" SUPER
PRECISION LINEAR GUIDE-WAYS PLUS GRADE C3 PRECISION BALL-SCREW REACH MINIMUM
0.001mm INCREMENT CAPACITY.

CROSSFEED MOVEMENT:
THE CROSSFEED MECHANISIM IS DRIVEN BY AN AC SERVOMOTOR THROUGH "STAR" SUPER
PRECISION LINEAR GUIDE-WAYS PLUS A GRADE C3 PRECISION BALL-SCREW TO REACH
MINIMUM 0.001mm INCREMENT CAPACITY. CAPABLE OF CRISS CROSS SURFACE GRINDING.

CONTROL:
MITSUBISHI PLC AND SERVO DRIVERS BRING THE PROGRAMMABLE AUTO GRINDING AND
DRESSING CYCLE WITH AUTO COMPENSATION. THE OPERATION IS AS EWASY AS JUST SET
EVERYTHING ON THE TOUCH SCREEN.

AUTO DRESSING:
THE WHEEL DRESSER IS MOUNTED ON THE RIGHT SIDE OF THE TABLE. THIS IS TO ENSURE
THE DRESSING OF THE GRINDING WHEEL WILL BE ABSOLUTELY PARALLEL WITH THE TABLE
PARALLELISM. HT SERIES ARE READY FOR THE PNEUMATICALLY CONTROLLED SWIVEL
DRESSER OR ROLLER DRESSER. AUTO DRESSING IS EXECUTED WITH AUTO POSITIONING AND
RPM SPEED CONTROL.

LUBRICATION:
THE AUTOMATIC LUBRICATION SYSTEM SUPPLIES LUBRICANT TO LONGITUDINAL GUIDE-WAYS
AND BALL SCREWS AS THE MACHINE OPERATES. THEIS SYSTEM ENSURES ALL THE CRITICAL
COMPONENSTS ARE LUBRICATED WITH THE RIGHT AMOUNT OF OIL AT ALL TIMES.

ELECTIRC COMPONENTS:
ELECTIRC COMPONENTS AND FUNCTIONAL MODULES ARE WELL ARRANGED AND PACKED IN A
SEPERATE ELECTRICAL CABINET TO BE EASILY ACCESSABLE FOR MAINTENANCE. AN
INDEPENDENT CONTROL BOX WITH AN ERGONIMICALLY DESIGNED PANEL OFFERS A
COMFORTABLE AND CONVENIENT OPERATION ENVIRONMENT.

ENCLOSURE:
THE SEMI-ENCAPSULATION AND SLIDING DOOR HAS A SAFETY LOCK TO PREVENT OPERATOR
FROM ANY DANGERS

WITH THE ABOVE FEATURES, THE HT SURFACE GRINDER IS AN ULTRA PRECISION AND HIGH
EFFICIENT GRINDER. HIGH TORQUE SPINDLE MOTOR WITH VARIABLE SPINDLE SPEED MAKES
IT EASY TO CUT A VARIETY OF MATERIALS. THE SERVO CONTROL ENSURES ACCURACY
POSITIONING BOTH ON THE Y & Z AXIS. THIS MACHINE IS CAPABLE OF BOTH HEAVY
CUTTING AND FINE FINISHING GRINDING. A NEVER-LOSE INVESTMENT.

MAIN SPECIFICATIONS:
MAX. TRAVEL (LONGITUDINAL AND CROSS).................... 55" X 22"
MAX. DISTANCE SPINDLE CENTER TO TABLE................... 23 5/8"
ROUGH DOWN-FEED INCREMENT: (SERVO DRIVE)................ 0 - 0.0099"
FINE DOWN-FEED INCREMENT: (SERVO DRIVE)................. 0 - 0.0099"
SPARK-OUT TIME SETTING.................................. 0 - 9 TIMES
MPG RESOULTION.......................................... 0.0001"/0.001"
GRINDING WHEEL (OD x T x ID)............................ 16" x 2" x 5"
(OPTIONAL)........................................... 20" x 3" x 5"
GRINDING WHEEL SPEED.................................... 500 - 3000 RPM
SPINDLE MOTOR........................................... 15HP (220/440/60/3)
HYDRAULIC MOTOR......................................... 5HP (220/440/60/3)
MACHINE NET WEIGHT...................................... 11,025 LBS
PACKING DIMENSIONS...................................... 184" x 91" x 115"

STANDARD FEATURES & ACCESSORIES: (INCLUDED)
3 AXIS AUTOMATIC MOVEMENT
TWO V "TURCITE" WAYS
HYDRAULIC TABLE
Y & Z AXIS LINEAR GUIDES
SERVO CONTROLLED DOWN-FEED & CROSS-FEED WITH BALL-SCREWS
COLUMN TRAVELLING CROSS-FEED
RE-CIRCULATING AUTO LUBRICATOR
TABLE PROXIMITY SWITCHES
HALF ENCLOSURE GUARDING

20" X 40" ELECTRO-MAGNETIC CHUCK
WITH CONSOLE BUILT-IN VARIABLE POWER CHUCK CONTROL
MAGNETIC SEPARATOR & PAPER FILTER COOLANT SYSTEM
HYDRAULIC OIL CHILLER AUTOMATIC CYCLE WITH ROUGH & FINE FEEDING & SPARK-OUT
TIME, RETRACT SETTING
ENCODER & MANUAL PULSE GENERATOR
SPINDLE MOTOR INVERTER

**ADVANCED MITSUBISHI CONTROL & TOUCH-SCREEN TECHNOLOGY**

WHEEL BALANCING BASE WHEEL BALANCING ARBOR
GRINDING WHEEL WHEEL FLANGE
TABLE DRESSER TOOL BOX & TOOLS

OPTIONAL ACCESSORIES:
EXTRA WHEEL FLANGE

TERMS:
1. DETAILED SPECIFICATION -- SEE CATALOGUE
2. WARRANTY OF MECHANICAL PARTS ARE ONE YEAR BASED ON ONE SHIFT NORMAL WORKING
CONDITIONS EXCLUSING MISUSE BY ULTIMATE CUSTOMERS.
3. WARRANTY OF ELECTRICAL PARTS ARE NINETY DAYS
4. OUR RESPONSIBILITY CEASES WHEN DELIVERY IS MADE TO THE CARRIER AND CLAIMS
FOR LOSS OR DAMAGE MUST BE HANDLED BY PURCHASER AGAINST THE CARRIER.
5. PRICES AND SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE.
6. PRICES ARE BASED ON F.O.B. OUR WAREHOUSE IN CALIFORNIA