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Automatic Lubrication JL-3A818

Description:

JL-3A818 Semi-Auto Precision Surface Grinders

SA : Hydraulic Table
2A : Hydraulic Table
Motoried crossfeed
3A : Hydraulic Table
Motoried crossfeed
Powered rapid vertical feed

 
AUTOMATIC LUBRICATION

All Joen Lih Precision Surface Grinders provide "as standard equipment" and electrically driven Automatic Lubrication System that delivers pressurized lubricating oil to all table; saddle, and spindle sideways, as well as, leadscrews and leadscrew nuts and bearings to maintain to precise accuracy of these performance grinders.

SPECIFICATIONS

SPECIFI- CATIONS
MODEL
DESCRIPTION
JL-614
614M
JL-618 618M
JL-618SA 2A618
3A618
618ATD
JL-818 818SA 2A818
3A818
818ATD
JL-3060AH 3060ATD
General
Capacity
Working surface
of table
mm (inch)
150x365 (6"x14")
150x465 (6"x18")
150x465 (6"x18")
150x465 (8"x18")
300x648 (12"x25.5")
Max.table travel
mm (inch)
175x382 (7"x15.2")
175x472 (7"x18.8")
175x472 (7"x18.8")
205x472 (8"x18.8")
380x680 (15"x27")
Max.surface ground
mm (inch)
150x350 (6"x14")
150x450 (6"x18")
150x450 (6"x18")
200x450 (8"x18")
300x600
(12"x24")
Max. distance
center of spindle
to table
400(16")
400mm(16")
450mm(18")
600(24")
Longitudinal Movement
Table speed
(Infinite Variable)
3~25mm/min
(0.12"~1"/min)
5~23mm/min (0.2"~0.9"/min)
Table quideway
V & V WAY
Cross Movement
Auto.Cross
feed
increment
approx.
0.1~5mm/min(2A)
(0.004"~0.5"/min)
0.1~5.5
mm/min (0.004"~0.22"
/min)
Rapid
power
cross feed approx.
(mm/min)
1300(52")
mm/min
(2A) ¡e60Hz¡f
1100(44")
mm/min
¡e50Hz¡f
1400(56")
mm/min
¡e60Hz¡f
1200(48")
mm/min
¡e50Hz¡f
Cross feed
on hand
wheel
1rev. 1gra.
5mm(0.1")
0.02mm(0.0005")
Cross micrometric feed
(Option)
1rev. 1gra.
0.1mm(0.002")
0.002mm(0.00005") ¡eoption¡f
Vertical Downfeed
Rapid
power head
elevation approx.
60Hz 50Hz
180(7.2")
mm/min(3A)
¡e60Hz¡f
150(6")mm/min
¡e50Hz¡f
AH
420(350 )
mm/min (16.8")(14")
ATD
280(230)
mm/min
(11.2")(9.2")
Vertical
feed on
hand wheel
1rev. 1gra.
1mm(0.04")
0.005mm (0.0002")
2mm(0.08")
0.01mm
(0.0004"0
Vertical micrometric feed
(Option)
1rev. 1gra.
614/618M
0.02mm
(0.001") 0.001mm
(0.00005")
0.02mm
(0.001")
0.001mm
(0.00005")
¡eoption¡f
Auto.
Down
feed
0.001
mm/P,P.S
(ATD)
0.001
mm/P,P.S
(ATD)
Grinding Wheel
Wheel
speed
60Hz
/50Hz
3500/2900 R,P.M
1750/1450
R,P.M
Wheel dimension
mm
(inch)
180x13x31.75
(7.2x0.5"x1.25")
355x37.5x127 (14.2"x1.5"x5")
Motors
Spindle
motor
1.5HPx2P
1.5HPx2P
1.5HPx2P
2HPx2P
5HPx4P
Hydraulic
pump
motor
1HPx 6P
2HPx 6P
Auto.
Cross
feed
motor
5RK-40A-S
(2A,3A)
(ATD:DC10SP)
1/5HPx6P
Rapid
head
elevation
motor
(VERTICL)
5RK-40A-S
(3A),
103-815-2(ATD)
5RK-90A-S
(AH),
PK299-01A(ATD)
Coolant
pump
1/8HP
Sound pressure level
Sound
pressure
level
below 78dB(A)
Weight
Machine
Net
weight
Kgs
(Lbs)
570
(1254)
690
(1518)
750
(1650)
850
(1870)
2000
(4400)
Packing
Gross
weight
Kgs
(Lbs)
670
(1474)
790
(1738)
900
(1980)
1000
(2200)
2300
(5060)
Size
Machine
Floor
space
(mm)
(inch)
1500X1500
(60"X60")
1800X1100
(72"X44")
1950X1200
(78"X48")
1950X1200
(78"X48")
2600X2050
(104"X82")
Packing
dimension
(LxWxH)
(cm)
(inch)
134X104
X210
(54"X42"
X84")
140X104
X210
(56"X42"
X84")
200X106
X210
ATD
(224X133
X210)
(90"X53"
X84")
200X106
X210
ATD
(224X133
X210)
(90"X53"
X84")
224X196
X210
(90"X78"
X84")

M :
SA : SA
2A : 2A
3A/AH : 3A/AH
ATD : ATD
NOTE :
 
 Micrometric Feed
series are longitudinal by Hydraulic, and cross feed & vertical axes are manual
series are Auto cross feed & Hydraulic longitudinal, and vertical axis is manual
series are Auto cross feed & Hydraulic longitudinal, and Powered rapid vertical feed
series are Auto cross feed & Hydraulic longitudinal, and computerized Auto down feed
The contents of this brochure are for reference only and the manufacturer reserves the
right to modify the design specifications, mechanisms...etc. without notice.

Note: The contents of this brochure are for reference only and the manufacturer reserves the right to modify the design specification, mechanisms...etc. without notice.