Enco 31 User manual

MILLING \ DRILLING MACHINE
MODEL 31(BS) / 31N2F(BS) / 25
INSTRUCTION MANUAL
31-100827-R4
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WARNING
!!
Some dust created by power sanding, sawing,
grinding, drilling, and other construction activities
contains chemicals known to the State of California to
causecancer,birth defects or other reprodrctive harm.
Someexamples of these chemical are:
‧Lead from lead-based paints.
‧Crystalline silica from bricks, cement and other
masonry products.
‧Arsenic and chromium from chemically-treated
lumber.
Yourriskfrom these exposures varies, depending on
how often you do this type of work. To reduce your
exposure to these chemicals: Work in a well ventilated
area,andwordwith approved safety equipment, such
asthosedust masks that are specially designed to
filter out microscopic particles.
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TableOfContents PageNo
1 Overall Aspect ………………………………………………………………… 2
2 Safety Rules For tools ………………………………………………………… 3
3 Specification …………………………………………………………………… 5
4 Features ……………………………………………………………………..… 6
5 Delivery & Installation …………………………………………………….. 6
6 Minimum Room Space For Machine Operation …………………………… 8
7 Use Of Main Machine Parts ……………………………………………….… 8
8 Precaution For Operation …………………………………………………… 9
9 Adjusting Table Slack And Compensate For Wear ………………………. 10
10 Clamping /Table Base And Machine Base …………………………………. 11
11 Speed Changing And Adjust Belt …………………………………………… 11
12 To Change Tools ……………………………………………………………… 12
13 Ordering Replacement Parts …………………………………………………12
14 Extra Tooling And Accessories ……………………………………………. .. 12
15 Tapping Equipment ………………………………………………………….. 13
16 Spindle Power Down Feed Operation …..…………………………………... 13
17 Specification Of T Slot ……………………………………………………….. 14
18 Maintaining ……………………………………………………………….….. 14
19 Cleaning & Lubricating …………….……………………………………… 14
20 Trouble Shooting ……………………………………………………………... 15
21 Circuit Diagram ……………………….……………………………………… 18
22 Parts Lists …………………………………………………………………… 21
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Overall Aspect
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WARNING: FAILURE TO FOLLOW THESE RULES
MAY RESULT IN SERIOUS PERSONAL INJURY
As with all machinery there are certain hazards involved with operation and use of the machine.
Using the machine with respect and caution will considerably lessen the possibility of personal
injury. However, if normal safety precautions are overlooked or ignored, personal injury to the
operator may result.
This machine was designed for certain applications only. We strongly recommends that this
machine NOT be modified and/or used for any application other than for which it was designed. If
you have any questions relative to its application DO NOT use the machine until you contact with
us and we have advised you.
Your machine might not come with a power socket or plug. Before using this machine, please
Do ask your local dealer to install the socket or plug on the power cable end.
SAFETY RULES FOR ALL TOOLS
A. USER:
1. WEAR PROPER APPAREL. No loose clothing, gloves, rings, bracelets, or other jewelry to
get caught in moving parts.
Non-slip foot wear is recommended. Wear protective hair covering to contain long hair.
2. ALWAYS WEAR EYE PROTECTION. Refer to ANSLZ87.1 standard for appropriate
recommendations.
Also use face or dust mask if cutting operation is dusty.
3. DON'T OVERREACH. Keep proper footing and balance at all times.
4. NEVER STAND ON TOOL. Serious injury could occur if the tool is tipped or if the cutting
tool is accidentally contacted.
5.NEVER LEAVE TOOL RUNNING UNATTENDED. TURN POWER OFF. Don't leave
tool until it comes to a complete stop.
6. DRUGS, ALCOHOL, MEDICATION. Do not operate tool while under the influence of drug,
alcohol or any medication.
B. USE OF MACHINE:
1. DON'T FORCE TOOL. It will do the job better and be safer at the rate for which it was
designed.
2. USE RIGHT TOOL. Don't force tool or attachment to do a job for which it was not designed.
3. SECURE WORK. Use clamps or a vise to hold work when practical. It's safer than using your
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hand frees both hands to operate tool.
4. USE RECOMMENDED ACCESSORIES. Consult the owner's manual for recommended
accessories. The use of improper accessories may cause hazards.
5. AVOID ACCIDENTAL STARTING. Make sure switch is in “OFF” position before
plugging in power cord.
C. ADJUSTMENT :
MAKE all adjustments with the power off. In order to obtain the machine. precision and correct
ways of adjustment while assembling, the user should read the detailed instruction in this manual.
D. WORKING ENVIRONMENT:
1. KEEP WORK AREA CLEAN. Cluttered areas and benches invite accidents.
2. DON'T USE IN DANGEROUS ENVIRONMENT. Don't use power tools in damp or wet
locations, or expose them to rain. Keep work area well-lighted.
3. KEEP CHILEREN AND VISITIORS AWAY. All children and visitors should be kept a safe
distance from work area.
4. DON’T install & use this machine in explosive, dangerous environment.
E. MAINTENANCE
1. DISCONNECT machine from power source when making repairs.
2. CHECK DAMAGED PARTS. To read every details of trouble shooting, repair it very
carefully and make sure the operator won't get injure and damage the machine.
Thank you for purchasing the 31 MILLING/GRILLING Machine. If properly cared for and
operated, this machine can provide you with years of accurate service. Please read this manual
carefully before using your machine.
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1.SPECIFICATION
MODEL 31(BS) / 31N2F(BS) 25
Drilling capacity 32mm(11/4") 25 mm (1")
Face mill capacity 76mm(3") 64 mm (2-1/2")
End mill capacity 20mm(3/4") 13mm (1/2")
Spindle nose to column surface 170mm(6-3/4") 170mm(6-3/4")
Max. distance spindle nose to table 430mm(16-7/8") 325 mm(12-3/4")
Spindle tape
r
M.T.3 R-8 M.T.3 R-8
Spindle stroke 130mm(5-1/8")(N2F=107mm)90 mm (3-1/2")
Diameter of Spindle sleeve 75mm(3") 62 mm (2-7/16")
Head swivel 360∘360∘
Diameter of column 115mm(4-1/2") 92 mm (3-5/8")
Overall height (w/o stand) 1240mm(48-7/8") 1050 mm (41-3/8")
Length 990mm(39") 910mm(35-7/8")
Width 1100mm(43-3/8") 960mm(37-7/8")
M
achine stand height 715mm(28-1/8") 715mm(28-1/8")
Moto
r
1-1/2HP - 2HP 3/4HP – 1HP
50Hz 125-2500 90-2150Spindle spee
d
( r.p.m.) 12S 60Hz 150-3000 110-2580
Standard accessories 3"-cutter 1/2" chuck 3 " angle
vise
2 1/2" –cutter 1/2" chuck
3" angle vise
Forward and backward travel of
table 185mm(7-1/4") 150 mm (5-7/8")
Right and left travel of table 430mm(16-7/8") 340 mm (13-3/8")
Working area of table 730mm x 210mm(283/4"x 81/4") 585mm x 190mm(23"x 71/2")
Gross weight 300kgs (660 lbs) 200kgs (440 lbs)
Measurement 20’Container Q’ty: 42 sets 20’Container Q’ty: 48 sets
Extra accessories Power down (spindle) feed
Tapping switch
Forward & Reverse switch
Collet chuck
Work light
Cabinet stand
Extension
column Clamping kits
Forward & Reverse switch
Collet chuck
Work light
Cabinet stand
Clamping kits
Noise 80 dB MAX 80 dB MAX
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Tools selection & proper material range
Tool type Tool material Work piece material
HSS Non-iron material steel iron
End mill
TUNGSTEN CARBIDE Cast iron non-iron material
Face mill TUNGSTEN CARBIDE Non-iron material steel iron
Light material
Drilling HSS Non-iron material steel iron
Light material
Tapping HSS Non-iron material steel iron
Light material
2. FEATURES
(1) This machine has, several uses, such as surface cutting, drilling, milling, and also can be
equipped with an electric switch for tapping.
(2) This machine is of fine quality, can be operated easily, and it is not limited to skilled operators.
(3) The drilling and milling operation can be performed by two methods:
1). Hand operation, which makes quick drilling.
2). Worm gear feed operation, which makes slow milling.
(4) Bronze adjustable nuts, which adjust the thread clearance and reduce the wear. They also make
screws rotated smoothly and increase the thread accuracy.
(5) Whole column which makes this machine strong, stable, and also keep the high accuracy.
(6) Head of tough cast ensures its accuracy lasting and enduring through the treatment of precise
boring cylinder, grinding, and internal stress relief.
(7) To adjust belt and change speed, new pulley cover is easy to open the cover.
3. DELIVERY & INSTALLATION
Unpacking
1. Transportation to desired location before unpacking, please use lifting jack.(Fig. B)
2. Transportation after unpacking, please use heavy duty fiber belt to lift up the machine.
ALLWAYS KEEP PROPER FOOTING & BALANCE WHILE MOVING THIS MACHINE.
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Fig. B
Installation:
(1) BE SURE all locks of head-stock & column are tighten before operation.
(2) ALWAYS Keep proper footing & balance while moving this 300kgs machine. And only use
heavy duty fiber belt to lift the machine as per Fig. A.
(3) KEEP machine always out from sun, dust, wet, raining area.
(4) POSITION & tighten 4 bolts into base holes properly after
machine in balance.
(5) TURN OFF the power before wiring & be sure machine in
proper grounding. Overload & circuit breaker is recommended for
safety wiring.
(6) CHECK carefully if main shaft in clockwise direction while
running test. If not, reverse the wiring then, repeat the test till
spindle direction is correct.
(7) Finish removing this wooden case/crate from the machine.
Unbolt the machine from the crate bottom.
(8) Carefully lift the machine to a sturdy stand or work bench. For best performance, through bolt
the machine to bench or stand.
(9) Bolt the stand legs to the floor, while using a sturdy stand.
Before Bolting The Machine To A Bench Or Stand Or Floor, The Unit Must Be Level In Both
Directions.
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4. MINIMUM ROOM SPACE FOR MACHINE OPERATION
For31/31N2F For25
5. USE OF MAIN MACHINE PARTS (See Fig. l)
(1) To raise and lower the head by head handle.
(2) Equipped with an electric switch for tapping operation clockwise or counterclockwise.
(3) To adjust the quick or slow feeding by feed handle.
(4) To adjust the table left and right travel by table handle wheel.
(5) To adjust the table fore and aft travel by table handle wheel.
(6) To operate the spindle handle wheel for micro feed.
(7) To adjust the scale size according to working need.
(8) Switch button function description.
(a) Before starting the machine turn the selection
knob (A) to (right for clock wise running, left
for counter clock vise)
(b) Push button (C) to start the machine.
(c) Push button (B) to stop the machine.
(d) When in emergency push button to stop the
machine. after clearing the trouble, release
emergency button, re-start the machine by
pushing the start button.
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