FOR YOUR OWN SAFETY AND
OPTIMUM OPERATION READ
INSTRUCTION MANUAL BEFORE
OPERATING DRILL PRESS
RETAIN THIS MANUAL FOR
FURTHER REFERENCE.
Model: SB-250V
4/1/14
1
TABLE OF CONTENTS
• Model specifications, uncrating and installation page 2
• Safety Precautions page 3 - 4
• Controls page 5
• Basic tapping instructions and tips page 6
• Operation instructions basic page 7
• Tool removal page 8
• Table adjustments page 9
• Spindle depth and feed operation page 10
• Proper drill speeds for materials and bit diameter page 11
• Rapid range change rpm chart page 12
• Machine maintenance page 13
• Parts diagram and parts list page 14-18
• Troubleshooting matrix page 19
• Electrical warning page 20
• Electrical diagram page 21
2
MODEL AND SPECIFICATIONS
Machine Specifications: Model SB-250V
Drill Type Floor
Max. Tap Capacity 3/4
Max. Drill Capacity 1”
Spindle Taper MT3
Spindle Travel 5”
Max. Work Diameter 18”
Speeds (Step Pulley) 9
Spindle Speed Range 68-1381
Column Diameter 3-5/8”
Table 14 x 14”
Base 23-1/2 x 15”
Spindle to Table 28-1/4”
Spindle to Base 49-1/8”
Motor 2 HP
Voltage 110V
Overall Height 71”
Weight 422 lbs.
Uncrating and installation
1. Location of the drill press should be in a well-lit area with correct power supply.
2. Carefully uncrate machine from crate. Inspect all packing as not to throw out
any parts or manuals.
3. When transporting the machine please use caution. If using a sling have
someone steady the machine while transporting it.
4. Install your drill press on a sturdy level floor surface. The machine must be
anchored to the floor. Machine is top heavy.
5. Connect appropriate power to the machine (see electrical diagram last page of
manual). Make sure circuit breakers are suitable for the machine. Consult local
codes for proper installation of machine. Always route power cables in a safe
manner away from traffic areas, damp areas, heat and moving parts.
6. After installing the drill press, use a degreasing product to clean off the anti-rust
oil which was applied at the factory. Then wipe machined surfaces with a light
coating of lubricant oil. (Way oil)
7.
Check for damaged parts. Before further use of the machine, a guard or other part that
is damaged should be replaced or repaired. Carefully check to determine that it will operate
3
properly and perform its intended function. Check for alignment of moving parts, binding of
moving parts. Breakage of parts or mountings and any other conditions that affect its
operation.
SAFETY
1. Keep guards in place and in working order.
2. Remove adjusting key and wrenches. Be in the habit of checking to see that keys and
adjusting wrenches are removed from tool before turning it on.
3. Keep work area clean. Cluttered areas and benches invite accidents.
4. Do not use in dangerous environments. Do not use power tools in damp or wet
locations or expose them to rain. Keep work area well light.
5. Do not force tool. It will do the job better and safer at the rate for which it was
designed.
6. Use the right tool. Do not force the tool, or use the machine to do a job for which it was
not designed.
7. Wear proper apparel. No loose clothing, gloves, necktie, rings or other jewelry to get
caught in moving parts. Non-slip footwear is recommended. Wear protective hair covering
to contain long hair.
8. Always use safety glasses. Also use face or dust mask if cutting operation is dusty.
9. Secure work. Use clamps or a vise to hold work. Do not hold part with hands.
10. Do not overreach. Keep proper footing and balance at all times.
11. Maintain tools with care. Keep tools sharp and clean for best and safest performance.
12. Disconnect drill press from power before servicing, when changing accessories such
as bits, cutter …etc.
13. Never stand on machine, or serious injury could occur.
14.
Never leave machine running unattended.
15.
Be sure drill bit or cutter tool is securely locked in the chuck. Do not hold part to be
machined in hand.
16.
Never place your fingers in a position where they could contact the drill or other cutting
tool if the work piece should unexpectedly shift.
17.
Never perform any operation by moving the head or table with respect to one another.
Do not switch machine on or start any operation before checking that the head and table
lock handles are clamped tight to column, and head and table support collars are correctly
positioned.
WARNING!!!
Extension cords and surge protectors are not recommended for this product.
Ground fault circuit interrupters (GFCI) should not be used. DO NOT TAMPER
WITH WIRING OR SETTINGS INSIDE THE FREQUENCY DRIVE.
4
300168
82199
84605
84395
Do not open any cover or remove any guard without proper lockout of equipment.
Only a qualified electrician with proper PPE should perform electrical work on this
equipment.
Some components in this equipment may store electricity.
BEFORE USE, ALL SAFETY POINTS MUST BE READ AND UNDERSTOOD!
Operation of the drill press incorrectly, or in a dangerous
fashion can result in serious injury or death.
Operation of the drill press incorrectly, or in a
dangerous fashion can result in damage to machine or its
components and to the cutting tool.
Intend use:
The DRILL PRESS is designed to for drilling, boring
and tapping operations. Caution is required when
operating the drill press because it can be dangerous due to the high spindle
rotation speed. Operation hazards such as entanglement, shearing, ejection
parts ….etc. Guards such as pulley cover and chuck guard must in place and
working condition to prevent any hazard.
Please think about the safety warnings in the instruction manual before
operating the machine
Safety stickers
5
Familiarize yourself with the controls before operating.
Emergency stop button
When this is pressed the power to the motor and controls is disconnected. The
frequency drive stores energy this will remain lit for about 20 seconds.
Spindle direction
Turn the spindle direction switch to the desired direction forward, reverse or stop. If
the emergency stop button is pushed or if the power is lost you will have to move
this to stop (TO RESET) then to desired spindle direction.
Stop
This is used when you would like the spindle to stop.
Forward
This is used for standard drilling and tapping operations
Reverse
This is used for left hand tapping and to retract a tap during tapping operations.
Spindle speed
The black dial in the upper right hand corner controls the spindle speed. This will
change the speed in forward and reverse directions.
Warning!!!
Avoid stopping the motor under load or stalling the motor. This could damage
the electrical components.
Emergency stop button
Spindle speed dial
Spindle direction dial
6
Tapping operations using the reverse feature
1.
Drill the initial hole on the drill press for accuracy of diameter. If the diameter
is 1/2 inch or larger, drill a pilot hole about half that diameter first.
2.
Make sure the hole has a large enough chamfer. If the chamfer is too small
the tap will work a little hard when starting the tapping operation.
3.
Select the tap type. Choose from a taper tap (recommended), plug tap or
bottoming tap. The taper tap has several chamfer threads forming a tapered
cone on the inserting end. The plug tap has fewer chamfer threads and a
bottoming tap only has a couple chamfer threads.
4.
Match the tap size. Use the specified tap size to thread the hole diameter.
Taps that are sold with drill bits are size matched for you. The taps
themselves may show the hole size they’re intended for, but it’s likely to be
given in metric notation. Use a conversion chart to match this with the inch
fractions measuring drill bits.
5.
Cut the threads. Lubricate the tap with tapping fluid. Start the drill press and
lower the tap gently into the hole to be threaded. It only takes a few seconds
to tap a hole. When the tap gets to the desired depth reverse the direction of
the spindle and the tap will work its way out. As long as it has been set up
properly, the chances are good for success.
Tips for tapping
Tapping is a skill. It takes practice to do it well and to not break taps. If you’re
new to tapping, practice on sample stock before tapping into your actual
project
Materials have differing requirements for drill speed and lubrication. Hole
depths and diameters may present additional drilling requirements. Refer to
material charts for drilling specifications.
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