Cosen C-420NC Instruction Manual Download Page 14

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SAFETY

LABELS

Please

read

through

and

understand

these

safety

labels

before

operating

the

machine.

Refer

Illustration:

Safety

Labels.

Label

Meaning

Label

Meaning

Impact

Hazard

WEAR

SAFETY

SHOES.

not

approach

dropping

area

during

operation.

Read

Operator’s

Manual

This

manual

has

important

safety

information.

Read

through

carefully

before

operating

this

machine

prevent

personal

injury

machine

damage.

Keep

Unauthorized

Personnel

Away

not

step.

not

stand

the

machine

the

accessories!

DANGER:

Running

Blade

runs

through

this

area.

Keep

your

hands

away

from

running

blade

avoid

severe

injury.

The

arrow

indicates

direction

the

blade.

Cutting

Hazard

KEEP

COVER

CLOSED

KEEP

HAND

OFF

while

the

blade

running.

Turn

power

off

before

opening

cover.

Failure

the

warning

can

result

severe

injury.

Hazardous

Voltage

TURN

POWER

OFF

before

servicing.

Failure

following

the

warning

can

result

severe

injury.

Burn

Hazard/Hot

Surface

Hand

Crush/Force

from

Above

Crush

hazard

vise

Loose

Hand

Hazard

KEEP

HAND

OFF.

not

touch

chip

conveyor.

Failure

the

warning

can

result

severe

injury.

Pinch

Point/Hand

Entanglement

Summary of Contents for C-420NC

Page 1: ...COSEN SAWS C 420NC SNC 100 Programmable Automatic Mass Production Horizontal Bandsaw Instruction Manual The Pinnacle of Cutting Performance Cosen Mechatronics Co Ltd ...

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Page 3: ...80 fax 31 77 7600288 For China email service cosensaws cn phone 86 152 50127815 Instruction Manual C 420NC SNC 100 Programmable Automatic Mass Production Horizontal Bandsaw Ver 5 2017 1 23 2013 by COSEN MECHATRONICS CO LTD No part of this publication may be photocopied or otherwise reproduced without the prior written permission of COSEN Printed in Taiwan FROM THE MANUFACTURER Thank you for your p...

Page 4: ...ials Never adjust the wire brush or remove chips while the saw blade is still running It is extremely dangerous if hands or clothing are caught by the running blade Never touch the running saw blade with gloves or not It is dangerous if your hands clothing or gloves are caught by the running blade Stop the saw blade before you clean the machine It is dangerous if hands or clothing are caught by th...

Page 5: ...fication 2 3 Floor Plan 2 5 Section 3 Moving Installation 3 1 Location Environment 3 1 Unpacking Inspecting 3 2 Lifting 3 3 Illustration Lifting Points 3 4 Removing Shipping Bracket 3 6 Cleaning 3 6 Installing 3 6 Supplying Hydraulic Oil 3 6 Supplying Coolant 3 7 Connecting Electric Power 3 7 Leveling 3 8 Anchoring the Machine 3 9 Installing Roller Table Optional 3 9 Installing Fire Control Device...

Page 6: ... Test Running the Machine 4 28 Cutting Operation 4 29 Starting an Automatic Operation 4 30 Using Top Clamp for Bundle Cutting 4 30 Terminating a Cutting Operation 4 31 Section 5 Electrical System 5 1 Electrical Circuit Diagrams 5 1 Section 6 Hydraulic System 6 1 Hydraulic Diagrams 6 1 Section 7 Bandsaw Cutting A Practical Guide 7 1 Introduction 7 1 Saw Blade Selection 7 1 Some Sawing Practices 7 4...

Page 7: ...e 8 4 Section 9 Troubleshooting 9 1 Introduction 9 1 Precautions 9 2 General Troubles Solutions 9 2 Minor Troubles Solutions 9 3 Motor Troubles Solutions 9 3 Blade Troubles Solutions 9 4 Sawing Problems Solutions 9 5 Re Adjusting the Roller Table 9 6 Section 10 Parts 10 1 Spare Parts Recommendations 10 1 Part List 10 2 Section 11 Warranty 11 1 Warranty 11 1 ...

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Page 9: ...he machine or part of its functions These important safety instructions do not cover all possible situations that might occur It is your responsibility to take caution and follow procedures stated in this manual when installing maintaining and operating your machine Cosen will not be liable for damages resulting from improper use SAFETY INSTRUCTIONS What the icons and signs in this user manual mea...

Page 10: ...rate while under the influence of drugs alcohol or medication All users must read it before performing any activity on the machine such as replacing the saw band or doing regular maintenance Some personal protective equipment is required for the safe use of the machine e g protection goggles Keep blade protection cover and wheel covers in place and in working order Use recommended accessories Impr...

Page 11: ... safeguard devices under any circumstances except when servicing the machine Even skilled service technicians should still take cautions when performing repairs or service on the machine with any of these protectors removed It is the responsibility of the user to make sure all these elements are not lost and damaged Take note of the following main moving parts on the machine prior to and during ma...

Page 12: ...o assure that the machine will stop whenever the wheel covers are open This device is to protect users from being cut by the running saw blades Among all these safety switches some of them are used to protect the users and some of them are used to prevent damage to saw blades the workpiece and the machine itself etc We have taken every precaution to prevent injury or damage and to provide safe and...

Page 13: ...1 5 Illustration Emergency Stop Emergency Stop Button ...

Page 14: ...hine or on the accessories DANGER Running Blade Blade runs through this area Keep your hands away from a running blade to avoid severe injury The arrow indicates direction of the blade Cutting Hazard KEEP COVER CLOSED KEEP HAND OFF while the blade is running Turn power off before opening cover Failure to follow the warning can result in severe injury Hazardous Voltage TURN POWER OFF before servici...

Page 15: ...1 7 Illustration Safety Labels ...

Page 16: ...he prescribed maintenance schedule Refer to Section 8 2 If maintenance does not seem to solve the problem follow the troubleshooting procedures under Section 9 CE COMPLIANCE Cosen s CE model is designed to satisfy regulations of the Council Directive on the approximation of the laws of the Member States relating to machinery 2006 42 EC Annex I Essential health and safety requirements relating to t...

Page 17: ...tically when the saw blade is broken protecting both the operator and the machine Convenience High Performance The machine is designed in the way that the operation and adjustment can be easily performed The machine will stop automatically when out of stock Dual valve system is designed to achieve optimal cutting performance with the simple setting of feed rate and perspective cutting pressure for...

Page 18: ...utomatic blade breakage detection Guide Interchangeable tungsten carbide Cleaning Steel wire brush with flexible drive shaft driven by main motor Motor Output Saw Blade 7 5HP 5 6 kW Hydraulic 2 HP 1 5 kW Coolant Pump 1 8 HP 0 1 kW Tank Capacity Hydraulic 10 6 gal 40 L Coolant 22 5 gal 85 L Feeding Length Mode Hydraulic NC Automatic Single Stroke 19 8 503 mm Multi Stroke Max 999 99 m Rest Piece 2 4...

Page 19: ...ller Table Optional Coolant pump Cleaning Hose Top Clamp optional Double Column Wire Brush Assembly Quick Approach Bar Idle Wheel Drive Wheel Chip Conveyor optional Blade Guide Arm Blade Tension Controller Blade Tension Meter Control Panel with dual control valve Front Vise Cylinder Electrical Compartment Front Vise Bed Cross Link ...

Page 20: ...2 4 Machine top view Chip Conveyor optional Blade Motor Rear Vise Feed Cylinder Length Setting Stopper Rear Vise Assembly Rear Vise Cylinder Control Panel Discharge Table ...

Page 21: ...2 5 FLOOR PLAN Machine top view Machine front view ...

Page 22: ...2 6 Machine side view ...

Page 23: ...pection Refer to Section 2 General Information Specification for machine dimensions and floor space Environment Well lighted 500 lumen at minimum Floor kept dry at all times in order to prevent operators from slipping Away from direct exposure to the sunlight Room temperature between 5 C to 40 C Humidity level kept at 30 95 without condensation to avoid dew on electric installation and machine Awa...

Page 24: ...attention to machine surface equipments furnished and the electrical and hydraulic systems for damaged cords hoses and fluid leaks In the event of damage caused during shipping please contact your dealer and consult about filing a damage claim with the carrier Your machine comes in with a set of tools for you to maintain the machine The accessories furnished are as follows 1 Tool box 1 pc 2 Grease...

Page 25: ...rform the job You must use tools and equipment with the proper tensile strength and use proper method when moving your machine Apply the wire rope sling to the lifting hooks on the four ends of the machine Refer to Illustration Lifting Points for exact locations Slowly lift the machine Be sure to protect the machine from impact or shock during this procedure Also watch out your own fingers and fee...

Page 26: ...3 4 Illustration Lifting Points Machine top view Minimum weight capacity for each wire rope 3 ton Total number of wire ropes required 4 ...

Page 27: ...lified forklift operator to perform the job You must apply proper forklift technique to avoid damage to the machine Make sure the forks are able to reach in at least 2 3 of the machine depth You must keep the machine balanced at all times Make sure the forks are centered before use Illustration only Please follow user guide of your forklift 3 Use rolling cylinders You can use rolling cylinders to ...

Page 28: ... surfaces that are prone to rust Do not remove the rust preventive grease with a metal scraper and do not wipe the painted surfaces with solvent as doing so would damage surface paint INSTALLING Cosen s bandsaw machine is relatively easy to install Follow these six easy steps to install your machine Supplying hydraulic oil Open the filler cap and fill the hydraulic oil tank to above 2 3 or full le...

Page 29: ...e power supply voltage is different from the transformer and motor connection voltage shown on the label attached to the electrical compartment of the machine contact COSEN or your agent immediately Connect to power supply independently and directly Avoid using the same power supply with electric spark machines such as electric welder Unstable electric tension may affect your machine s electric in...

Page 30: ...e control panel will come on 8 Pull to unlock the Emergency Stop button and press the hydraulic ON button to start the hydraulic motor 9 Make sure the sawing area is clear of any objects Start the blade and check the blade rotation If the electrical connections are made correctly the blade should run in a counterclockwise direction If not shut the hydraulics off turn off the machine as well as the...

Page 31: ...ling bolts Installing Fire Control Device Install a fire extinguisher or any other fire control device in the shop in case a fire breaks out RELOCATING We recommend you follow these procedures when relocating or shipping your machine to other place 1 Descend the saw frame to its lowest position then turn off the power 2 Fix the saw frame using the shipping bracket that originally came with the mac...

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Page 33: ...NG INSTALLING THE BLADE ADJUSTING WIRE BRUSH ADJUSTING SAW ARM ADJUSTING COOLANT FLOW PLACING WORKPIECE ONTO WORKBED POSITIONING WORKPIECE FOR CUTTING ADJUSTING BLADE SPEED BREAKING IN THE BLADE TEST RUNNING THE MACHINE CUTTING OPERATION STARTING AN AUTOMATIC OPERATION USING TOP CLAMP FOR BUNDLE CUTTING TERMINATING A CUTTING OPERATION ...

Page 34: ...material in place before cutting long workpieces Always make sure the material is clamped firmly in place before starting to cut Do not remove jammed or cut off pieces until the blade has come to a full stop Keep fingers away from the path of the blade Protection devices should be in place at all times For your own safety never remove these devices Disconnect machine from the power source before m...

Page 35: ...he material is flammable Never take your eyes off the machine while in operation Cutting fluid For cooling and lubrication purpose we recommend you use water soluble cutting fluids The following table lists out its pros and cons for your reference Pro Con Have a high cooling effect Not flammable Economical Does not require cleaning of the cut products Remove machine paint Lose its rust protection ...

Page 36: ...st fully understand the function of each switch and button before operating the machine No Name No Name 1 Emergency stop button 7 Rear vise open button 2 Power indicator lamp 8 Rear vise clamp button 3 Saw bow down button 9 Feed forward button 4 Saw bow up button 10 Feed backward button 5 Front vise open button 11 Blade speed control knob 6 Front vise clamp button 12 HMI touch screen 2 1 3 4 5 9 1...

Page 37: ...s pressed the saw bow rises until the operator lets go of the button or until the saw bow touches the upper limit switch While pressing the saw bow up button can stop the running blade please still make use of the emergency stop button in an emergency 5 Front vise open button This button only works when the machine is switched to manual mode If the saw bow is not above the middle limit switch the ...

Page 38: ...d button When this button is pressed the feeding workbed will move backward Press and hold the button to feed backward As soon as the button is released the feeding workbed will stop moving backward This button only works when the machine is switched to manual mode This button is only in function when t when the current blade height is above the preset material height AND when either of the front ...

Page 39: ...rning the knob clockwise increases the blade descend speed Blade descend speed is a determining factor to a good cutting time and quality cutoff surface Set the blade descend speed in accordance with the cutting pressure control knob Also commonly known as the flow control valve Human Machine Interface HMI Touch Screen This HMI touch screen displays operation messages so that the operator is able ...

Page 40: ...n After the power is turned on Cosen s logo will appear as the startup screen followed by the main operation menu Main control menu The main control menu includes some operating button that were used on the control panel of the earlier machines Some convenient functions are added to the page for the operator to better understand the features of the machine Setting the parameters shown on the scree...

Page 41: ... light ON OFF Press this button to turn on the work light The light bulb showing a solid yellow icon indicates the worklight has been turned on 6 AUTO Manual mode Use this button to switch between automatic and manual mode AUTO mode used to automatically perform continuous cutting jobs When switched to this mode the machine will automatically operate according to the preset parameters Manual mode ...

Page 42: ...front limit switch for the blade to be able to start 9 Coolant ON OFF Press this button to turn on the coolant pump A solid yellow faucet icon indicates the coolant pump has been turned on Press again to turn off the coolant pump 10 Slow material feeding mode Used only when under Manual mode When the slow material feeding mode is turned on the material feeding speed will dramatically reduce to hel...

Page 43: ...ctor optional can be also configured in this setup page Refer to Cutting Display Setup in the following page 15 Material cutting reference This reference chart lists out the required blade speed and cutting rate for each different material 16 PLC monitor Shows current PLC signals 17 Error report Lists a historical report of the errors and the time of occurrence as well as provides troubleshooting ...

Page 44: ...mit the vise set icon will turn solid white 23 Blade speed display Displays current blade speed 24 Cut rate display optional Displays current cut rate 25 Current display Displays current in ampere optional 26 Feeding length display Displays current feeding length while the material is being fed 27 yellow highlight Error display Displays error messages in the order of occurrences press the message ...

Page 45: ... automatically perform cutting jobs within this range In Length column set each respective cutting length in mm or inch In Quantity column set each respective cutting quantity Press Cut Piece button for 3 seconds to reset the cutoff quantity If you start a new set of program without clearing cutoff data from previous job the first cut trim cut will be skipped as the second program is deemed as the...

Page 46: ...tional Current blade descending speed optional Deviation value optional Current in ampere Number of current cutting job step in operation Preset quantity of current cutting job Number of cuts finished Press or to switch between material shape rectangle and circle Press to key in the material size Without inputing the material size cut rate can not be calculated by the system Cutting area The upper...

Page 47: ...lled CPC Press to open the blade set up page shown below available only if installed CPC Please refer to CPC manual for description Error message bottom of page Press to return to the main control menu Press to go back to the previous page Press to go to the next page Page 3 cutting program setup This setup page is the same as the cutting program setup page ...

Page 48: ...in control menu Press to go back to the previous page Press to go to the next page PLC Monitor Shows all signals of the PLC system Press to return to the main control menu Error report Page 1 error report Lists a historical report of the errors and the time of occurrence Press to return to the main control menu Press to go to the troubleshooting support page ...

Page 49: ... Page 2 troubleshooting Provides suggestions on troubleshooting Also refer to the below Table for error codes descriptions and solutions Press to return to the main control menu Press to go to the next page ...

Page 50: ...tch works M313 Saw blade motor abnormal Check if the blade motor overload relay has tripped M314 Hydraulic motor abnormal Check if the hydraulic motor overload relay has tripped M315 Coolant pump abnormal Check if the coolant pump motor overload relay has tripped M316 Saw bow upper limit abnormal Check the upper limit switch works M350 Insufficient length first cut Material 100mm out of vise M352 ...

Page 51: ...peed the speed motion detector also functions as a safety device The speed motion detector protects operators and the machine by preventing blade overloads and consequent damages if a saw blade breaks or skids Once blade breakage or slippage is detected the drive wheel will stop in 10 seconds Inverter This inverter is installed the machine base It is used to control and stabilize the saw blade spe...

Page 52: ...e two vises from both sides of the blade maximizing stability and cutting precision Gear reducer The specially designed gear reducer can work toward your preset blade speed and torque Please refer to Section 8 for information on maintenance Coolant pump When the hydraulic system is turned on the coolant pump can be operated individually from the control panel Coolant can be used to wash off chips ...

Page 53: ...aterials on bandsaws of large width capacity the vibration damper can reduce blade vibration increase cutting rate and enable smooth cut off surfaces When cutting round and square material with C 420NC use of vibration damper will limit the capacity to 15 6 398mm When cutting rectangular material with C 420NC use of vibration damper will limit the HxW capacity to 15 6 398mm x 16 5 420mm Therefore ...

Page 54: ...able supports the work material and ensures the material be fed in smoothly Refer to Section 9 for further information on adjusting the roller table Cosen predictive computing Cosen Predictive Computing MechaLogix is a cloud based system that revolutionizes the metal working and fabrication industry MechaLogix utilizes innovative technology that not only includes blade life monitoring but also pre...

Page 55: ...t suitable saw blade for your workpiece considering the size shape and material Step 2 Turn on the machine power by switching to ON and turn on the hydraulic power Step 3 Switch to manual mode Step 4 Press the saw bow up button and elevate the saw bow until it reaches to its highest point Step 5 Turn the tension controller handle from to position to release tension The idle wheel will then move sl...

Page 56: ...blade need to be touching the inserts as well as the adjacent rollers Step 13 Place the blade to the drive wheel and press the back of the blade against the flange of the drive wheel Use the Blade Clip device to tightly hold the blade from falling out of the drive wheel When saw blade begins to rotate the blade holder will automatically release the blade and fall back to its original position Step...

Page 57: ...n Step 1 Loosen the lock lever and the wire brush cover Step 2 Adjust the screw to make brush move up down until it makes proper contact with the saw blade see below illustration Step 3 Reinstall the wire brush cover and tighten the lock lever Proper Improper ADJUSTING SAW ARM Adjust the blade guide guide arm position based on the size of your workpiece Step 1 Loosen the inserts by unlocking the l...

Page 58: ...chips are sharp and curved increase the coolant flow amount If the chips are granulated decrease the coolant flow amount PLACING WORKPIECE ONTO WORKBED Step 1 Press the saw bow up button and elevate the saw bow until it reaches to its highest point Step 2 Press the front vise open and rear vise open buttons to open vises Step 3 Loosen the vertical roller lock handles and fully open the vertical ro...

Page 59: ...kward button until the rear vises reach back limit switch 7 Press the rear vise clamp button until the workpiece is securely clamped again front vises open prepare for precision position 8 Simultaneously press the front vise open button and the rear vise clamp button again to make sure the material is clamped confirm cutoff point 9 Press the saw bow down button to lower the saw bow until the quick...

Page 60: ...s section for 5 times Step 4 After the break in operation is completed set all parameters back to normal settings TEST RUNNING THE MACHINE Test running this machine can ensure good machine performance in the future We suggest you run the following tests on the machine before first use Testing machine performance Turn on the power and run a basic performance test after you finish installing the mac...

Page 61: ...pened to at least wider than the width of the workpiece Step 3 Position your workpiece Step 4 Clamp the workpiece Step 5 Turn the cutting pressure control knob to adjust cutting pressure according to the material Step 6 Adjust blade descend speed control knob to obtain a suitable blade descend speed for your material Step 7 Start running the blade Before you start cutting check again that there is...

Page 62: ... via the HMI touch screen A total of 100 sets of cutting data can be programmed Step 5 Turn the Auto manual switch to Auto Step 6 Press the saw blade start button and press the saw bow down button to start automatic cutting USING TOP CLAMP FOR BUNDLE CUTTING Installing top clamp To perform bundle cutting use the top clamps and take the following installation procedures Step 1 Install stud bolts on...

Page 63: ...utting instructions above Uninstalling top clamp Follow these steps to uninstall top clamp for cutting single material Step 1 Disconnect the top clamp hoses Step 2 Loosen the lock nuts and remove the top clamp Step 3 Remove the stud bolts TERMINATING A CUTTING OPERATION STOP To terminate a cutting operation press either the saw bow up button or the emergency stop button The saw blade will stop run...

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Page 65: ...5 1 Section 5 ELECTRICAL SYSTEM ELECTRICAL CIRCUIT DIAGRAMS ...

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Page 67: ...5 3 ...

Page 68: ...5 4 ...

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Page 71: ...6 1 Section 6 HYDRAULIC SYSTEM HYDRAULIC CIRCUIT DIAGRAM ...

Page 72: ...6 2 ...

Page 73: ...s Your machine has all these features to provide a better service for you The saw blade is guided through the cutting area by roller guides to keep it straight as it comes off the driving wheels The precision carbide inserted guides then hold the blade securely and accurately throughout the sawing process The tension of the saw blade is adjusted through the tensioning device on the strong saw bow ...

Page 74: ...g is determined by the hardness of the material and its thickness in cross section Tooth set prevents the blade from binding in the cut It may be either a regular set also called a raker set or a wavy set The regular or raker set is most common and consists of a pattern of one tooth to the left one tooth to the right and one which is straight or unset This type of set is generally used where the m...

Page 75: ...recognize for example that rollers are considered as a pivotal contact Whereas carbide faces could be considered as anchored supports A more complete deviation including band tension and guide design is included in Roark s handbook Formula for stress and strain Blade selection There are different types of blades available Please contact a bandsaw blade manufacturer for advice Blade speed and feed ...

Page 76: ...have at least three teeth in contact with the material being cut Material Size and Saw Pitch Anytime during the cutting operation at least three teeth must be in contact with the material being cut Figure 7 4 shows some sawing practices SAWING PRACTICES CORRECT INCORRECT several teeth contact work teeth strike sharp edge Coarse teeth clear chips freely Teeth too fine for large solids Three or more...

Page 77: ... 1 4 100 250mm 4 10 8 10 TPI Teeth per inch 6 8 TPI 3 4 TPI Structurals STYLE up to 10 mm 3 8 10 20mm 3 8 3 4 above 20mm 3 4 10 8 TPI 8 10 TPI 6 8 TPI Solid Bundle STYLE up to 20 mm 3 4 20 80mm 3 4 3 1 4 above 80mm 3 1 4 8 10 TPI 2 8 TPI 4 6 TPI ...

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Page 79: ...e and longer life of the band saw machine a maintenance schedule is necessary Some of the daily maintenance usually takes just a little time but will give remarkable results for the efficient and proper operation of cutting BASIC MAINTENANCE It is always easy and takes just a little effort to do the basic maintenance But it always turns out to be a very essential process to assure the long life an...

Page 80: ...lade is properly clamped by the left and right inserts 5 Please check the wire brush for proper contact with the saw blade Replace the wire brush if it is worn out After ending a day s work Please remove saw chips and clean the machine with discharging the cutting fluid when work has been completed Do not discharge cutting fluid while the saw blade is operating because it will cause severe injury ...

Page 81: ...wer 2 Ambient temperature 5 40 3 Relative humidity 30 95 without condensation 4 Atmosphere use a plastic canvas to cover machine to avoid excessive dust acid fume corrosive gases and salt 5 Avoid exposing to direct sunlight or heat rays which can change the environmental temperature 6 Avoid exposing to abnormal vibration 7 Must be connected to earth TERMINATING THE USE OF THE MACHINE Waste disposa...

Page 82: ... of using Change it every year Regularly Omala oil HD220 Mobil Gear 630 Hydraulic system Inspect half a year Change oil every year Regularly Shell Tellus 32 Mobil DTE oil Light Hydraulic 24 Bearing Inserts Oil with lubricant but not excess Daily Shell R2 Band wheel Oil with lubricant but not excess Weekly Cylinder Oil with lubricant but not excess 6 Monthly Wire brush Oil with lubricant but not ex...

Page 83: ...ble the machine from operating Generally speaking the system troubles in this machine model can be classified into three types namely GENERAL TROUBLES MOTOR TROUBLES and BLADE TROUBLES Although you may have other troubles which can not be recognized in advance such as malfunctions due to the limited life span of mechanical electric or hydraulic parts of the machine COSEN has accumulated enough exp...

Page 84: ...er to Operating Instructions Adjusting Feed Excessive blade speed Refer to Operating Instructions Speed Selection Improper blade selection Refer to Operating Instructions Blade Selection Cannot make square cut Dull blade Replace blade Guide rollers not adjusted properly Refer to Adjustments Rear vise jaw not adjusted properly Set fixed vise jaw 90 to blade Excessive head pressure Reduce head press...

Page 85: ... Install correct fuses or circuit breakers Motor fail to develop full power Power output of motor decreases rapidly with decrease in voltage at motor terminals Power line overloaded with lights appliances and other motors Reduce the load on the power line Undersize wires or circuit too long Increase wire sizes or reduce length of wiring General overloading of power company s facilities Request a v...

Page 86: ...n drive wheel while cutting Wheels out of line Adjust wheels Blade line Run out or Run in Guides out of line For a straight and true cut realign guides check bearings for wear Excessive pressure Conservative pressure assures long blade life and clean straight cuts Support of blade insufficient Move saw guides as close to work as possible Material not properly secured in vise Clamp material in vise...

Page 87: ...lamped workpiece Check and correct Excessively hard material surface Soften material surface Excessive cutting rate Reduce cutting rate Non annealed workpiece Replace with suitable workpiece Insufficient or lean cutting fluid Add fluid or replace Vibration near machine Relocate machine Non water soluble cutting fluid used Replace Air in cylinder Bleed air Broken back up roller Replace Use of non s...

Page 88: ...to attain the horizontal balance leveling between the roller table and the machine frame 2 Ensure that the machine frame is not struck by the loaded material on the feeding table 3 Check the leveling by the measuring tool 4 After finished the adjusting fix the roller table If the feeding table and the machine frame are not positioned under the horizontal balance the loaded material may be going up...

Page 89: ...owing table lists the common spare parts we suggest you purchase in advance Part Name Part Name Saw blade Coolant tank filter Wire brush Steel plates Carbide inserts Rollers Bearings Belt Hydraulic tank leak proof asbestos Duster seal Rubber washer Oil seal O ring Snap ring Drive wheel Idle wheel ...

Page 90: ...34 55 50 26 56 2 16 53 28 33 1 3 45 4 44 31 54 29 40 16 30 42 43 20 11 17 23 32 46 C 420NC 2015 12 23 底座組 BASE ASSEMBLY SERIES PART LIST 10 2 ...

Page 91: ...15 25 15 40 6 5 57 39 14 25 24 27 C 420NC 2015 12 23 底座組 BASE ASSEMBLY SERIES PART LIST 10 3 ...

Page 92: ...37 51 49 47 22 47 49 48 12 18 21 48 13 10 9 35 19 52 52 38 7 36 8 51 41 C 420NC 2015 12 24 底座組 BASE ASSEMBLY SERIES PART LIST 10 4 ...

Page 93: ...箱蓋 1 6 AHA 0108A Leak proof asbestos 油箱蓋防漏石綿 1 7 AHA 1560 Gear 定寸齒輪 1 8 AHA 1561 Tooth bar 定寸齒條 1 9 AHA 1605 Bushing cap nut 襯套螺帽 1 10 AHA 16360 Roller fixed seat 滾輪固定座 4 11 AHB 0132 Hydraulic motor seat 油壓馬達固定板 1 12 AHB 16530 Roller fixed seat right 滾輪固定座右 1 13 AHB 16560 Roller fixed seat left 滾輪固定座左 1 14 AHC 0153 Base stand adjusting screw 底座調整螺桿 M20xP2 5xL80 6 15 AHC 0160 Lifting ear 3 吊耳三 2...

Page 94: ... shaft 側滾輪滑軸 1 23 AHK 1902 Bracket fixed block 托架固定塊 2 24 AHN 1903 Oil pipe fixed seat 油管固定座 1 25 AHN 1904 Bracket 拖盤 2 26 AHN 1910 Hydraulic housing 油壓外罩 1 27 AHN 1914 Cover 護蓋 1 28 AHN 1916B Cover 護蓋 1 29 AHN 1917 Motor fixed plate 馬達固定板 1 30 AHN 1920 Left fence 左護欄 1 31 AHN 1921 Right fence 右護欄 1 32 AHN 2701 Bracket 托架 1 33 AHN 2702A Left side fence 托架左側板 1 34 AHN 2703 Right side fence 右側板 1 C ...

Page 95: ...H 1063 Base side cover 底座後左右邊蓋 2 41 C420H 1564 Spring 譯碼器微動彈簧 1 42 C420H 3278A Saw bow cyliner cover 鋸弓油缸前蓋 1 43 C420H 3279A Saw bow cyliner cover 鋸弓油缸護蓋 1 44 C420H 21000 Sawbow height decoder 高度譯碼器組 1 45 C420H C001A Chip conveyor assembly 除屑機組 1 46 M3L 7 20 Bracket 托架 1 47 OPR 5013C Vertical roller 側滾輪 2 48 OPR 5014B Vertical roller shaft and handle 側滾輪軸及把手 2 49 OPR 5015C Vertical roller seat 側滾輪...

Page 96: ... PP 21030 Oil sight gauge 油面計 3 1 54 PP 32081A CE Coolant pump filterable 浸水幫浦過濾式 1 8HP 3ψ 230 240V 460 480V 0 43 0 32A 220L 1 55 PP 32232 Hydraulic pump 油壓幫浦 VCMSF30C20 30L 1 56 PP 70700 3 Rubber 防震墊 4 57 PP 90857 Oil tank cover nut 油箱蓋螺帽 1 C 420NC 2015 12 24 底座組 BASE ASSEMBLY SERIES PART LIST 10 8 ...

Page 97: ...MAIN SHAFT ASSEMBLY C 420NC 2015 12 17 主軸組 SERIES PART LIST 6 8 20 15 9 4 15 20 19 16 13 14 7 16 19 2 1 17 3 12 5 18 10 11 10 9 ...

Page 98: ...013 Main shaft 大主軸 1 8 AHE 1014 Sub shaft 小主軸 1 9 AHE 3023 Sub shaft sleeve supporting plate 小軸套支撐板 1 10 AHK 1700E Cylinder assembly 舉昇油壓缸組 420H 1 11 AHP 1514Y1 Cross beam 橫樑 1 12 AHP 1708 Cylinder pin 油缸插銷下 1 13 AHP 1803 Lower limit positioning rod 下限定位支桿 1 14 C420H 1103 Main shaft sleeve 大軸套 1 15 PP 13281 DU bushing 乾式軸承 8050 2 16 PP 13312 DU bushing 乾式軸承 110100 2 17 PP 14480 Connecting rod bea...

Page 99: ...AFT ASSEMBLY SERIES PART LIST 主軸組 ITEM PART NO PART NAME PART NAME IN CHINESE PART SPEC QTY NOTE 18 PP 14510 Bearing 軸承 2303 1 19 PP 51140 Duster seal 防塵套 110 126 9 12 2 20 PP 51196A Duster seal 防塵套軟橡皮 75 C橡皮 DKB 80x94x8 11 2 10 11 ...

Page 100: ...10 1 2 11 13 8 11 6 9 13 12 3 4 5 7 2 2015 12 16 BED ASSEMBLY C 420NC 床面組 SERIES PART LIST 10 12 ...

Page 101: ... 前固定虎鉗一 1 5 AHE 2809A Front fixed vise 2 前固定虎鉗二 1 6 AHK 2801 Fixed bed plate 固定床面鋼板 2 7 AHK 2810 Fixed bed 固定床身面 1 8 AHK 4200E 1 Vise hydrauly cylinder 虎鉗油缸組 420H 1 9 AHK 4582 Roller 滾輪 1 10 AHN 2811 Vise auxiliary plate 夾板輔助板 1 11 AHN 4581 Bearing seat 軸承座 2 12 C420H 2008 Blade line steel plate 鋸帶線鋼板 1 13 PP 14003 Bearing 軸承 6202VV 2 2015 12 16 BED ASSEMBLY C 420NC 床面組 SERIES PART LIST 10 13 ...

Page 102: ...15 17 12 16 7 8 13 9 5 4 14 10 2 6 15 17 11 1 3 1 16 2015 12 17 FEEDING BED ASSEMBLY C 420NC 送料床面組 SERIES PART LIST 10 14 ...

Page 103: ...床面鋼板 2 5 AHK 2909 Workbed plate 床面拖板 1 6 AHK 2911 Feeding bed 送料床身 1 7 AHK 4200E 1 Vise hydrauly cylinder 虎鉗油缸組 420H 1 8 AHK 4582 Roller 滾輪 1 9 AHN 2200E 1 Rear fixed cylinder assembly 後虎鉗固定油缸組 1 10 AHN 2902 Rear fixed vise cover 後固定虎鉗蓋 1 11 AHN 2907 Feeding shaft 送料軸 2 12 AHN 4581 Bearing seat 軸承座 1 13 AHN 4581A Bearing seat 軸承座 1 14 AHP 1521 Switch fixed seat 前限開關固定座 1 15 PP 13265 Bearing 自潤軸承 L...

Page 104: ...2015 12 18 SAW BOW ASSEMBLY C 420NC 鋸弓組 SERIES PART LIST 21 18 19 19 13 5 8 16 14 1 4 17 2 10 12 3 11 7 9 15 6 20 10 16 ...

Page 105: ...er assembly 張力油壓缸組 1 8 AHA 0414 Plate for installing blade 鋸片安裝板 1 9 AHA 0672 Sensor base plate 感應器底板 1 10 AHB 0613 Idle wheel lock washer 上輪鎖緊墊圈 1 11 AHB 0653 Handle 切換把手 1 12 AHE 3002 Idle wheel cover 上輪箱蓋 1 13 AHE 3003 Drive wheel cover 下輪箱蓋 1 14 AHE 3050 Wire brush cover 鋼刷傳動護蓋 1 15 AHE 305800 Tensioner sliding plate assembly 張力滑座滑板組 1 16 C420H 3001 Saw bow 鋸弓 1 17 C420H 4371 Work light fixed ...

Page 106: ...ESE PART SPEC QTY NOTE 18 PP 18247 1 Saw blade 鋸帶 HS 4770x41x1 3x3 4T 1 19 PP 52080 Handle 輪箱把手 A303 2 20 PP 56517 Belt 皮帶 M 45 1 21 PP 91804C Work light 工作燈 GT M65A 110V 12V 20W10度 1 SAW BOW ASSEMBLY C 420NC 2015 12 18 鋸弓組 SERIES PART LIST 10 18 ...

Page 107: ...2015 12 18 DRIVER MOTOR ASSEMBLY C 420NC 主動馬達組 SERIES PART LIST 9 3 10 2 8 11 4 1 6 5 7 10 19 ...

Page 108: ...0340 Motor seat shaft 馬達底板活動軸 1 4 AGB 70770G Motor pulley 馬達普利 1 5 AGB 70771G Gear reducer pulley 減速機普利 1 6 AGB 703109 Gear reducer assembly 減速機整組 1 7 AHK 3634 Pulley cover 普利護蓋組 1 8 PBH10 D417FB W Motor 馬達 10HP 3φ 4P 60HZ 230 460V 25 46 14 7A F級絕緣 IEC2 1 9 PP 56295 Belt 皮帶 B 52 1 10 S5542 3082 Motor movable shaft 馬達活動軸 1 11 SJM 4032 Pulley cover bracket 普利護蓋固定板 1 10 20 For 10HP motor use C420H 30...

Page 109: ...C 420NC 2015 12 17 IDLE WHEEL ASSEMBLY 上輪組 SERIES PART LIST 5 1 2 3 4 6 7 5 10 21 ...

Page 110: ... 上輪 1 2 AGB 70329 Idle wheel shaft 上輪軸 1 3 AGB 70330 Idle wheel bearing washer 上輪軸承墊圈 1 4 AGB 70331 Idle wheel shaft cover 上輪軸蓋 1 5 PP 14694 Bearing 軸承 32209V 2 6 PP 14909 Fixed nut 固定螺母 AN09 1 7 PP 14959 Stop ring 止動環 AW09 1 2015 12 17 IDLE WHEEL ASSEMBLY C 420NC 上輪組 SERIES PART LIST 10 22 ...

Page 111: ...2015 12 11 ASSEMBLY C 420NC AHE 305800 張力滑座滑板組 TENSIONER SLIDING PLATE SERIES PART LIST 3 2 1 10 23 ...

Page 112: ...組 TENSIONER SLIDING PLATE SERIES PART LIST AHE 305800 張力滑座滑板組 ITEM PART NO PART NAME PART NAME IN CHINESE PART SPEC QTY NOTE 1 AGB 70360 Press down plate 壓板 2 2 AHE 3058 Tensioner sliding seat 張力滑座 1 3 AHE 3059 Tensioner sliding plate 張力滑板 1 10 24 ...

Page 113: ...5 10 2 26 1 17 27 20 7 11 20 15 18 25 4 11 3 12 6 16 9 22 8 28 19 13 21 23 20 14 24 GEAR REDUCER ASSEMBLY C 420NC 2015 12 11 AGB 703109 減速機組 SERIES PART LIST 10 25 ...

Page 114: ...xed seat 蝸輪固定座 1 5 AGB 70313 Drive wheel bearing washer 1 下輪軸承墊圈一 1 6 AGB 70314 Drive wheel bearing washer 2 下輪軸承墊圈二 1 7 AGB 70338 Fixed seat 固定座 1 8 AHA 0307 Plug 透氣塞頭 1 9 AHB 0613 Idle wheel lock washer 上輪鎖緊墊圈 1 10 PP 14131 Bearing 軸承 6206Z SKF 1 11 PP 14619 Bearing 軸承 30211 NSK 2 12 PP 14654C Bearing 軸承 30308 FAG 1 13 PP 14693B Ball bearing 滾錐軸承 32208 KOYO 1 14 PP 14911 Fixed nuts 固定螺母 AN11 1...

Page 115: ...200x16T NOK 1 19 PP 58116 Snap ring 扣環 R80 1 20 PUC 020 Grease nipple 油嘴 1 4 28UNF 3 21 PUJ 010 025 01 Elbow joint 彎接頭 1 8P x5 16E 1 22 SGA 2054 Gear reducer body 減速機本體 1 23 SGA 2058 Worm shaft cap 蝸桿蓋 1 24 SGA 2059 Packing asbestos 蝸桿蓋迫緊石棉 1 25 SGA 2060 Oil seal seat 油封座 1 26 SGA 2061 Wire brush pulley 鋼刷普利 1 27 SGA 2067 Oil fixed plate 油封固定盤 1 28 SGA 2069 Rubber washer 迫緊石棉 1 10 27 ...

Page 116: ...7 2 11 6 8 4 5 9 3 10 1 1 6 GUIDE ARM ASSEMBLY C 420NC 2015 12 17 鋸臂組 SERIES PART LIST 10 28 ...

Page 117: ...arm 右鋸臂 1 4 AHE 3013 Guide arm sliding plate fixed block 鋸臂滑板固定塊左肋 1 5 AHK 1507 Guide arm sliding plate 鋸臂滑板 1 6 AHN 3842 Guide arm fixed block 鋸臂固定塊 2 7 AHP 1509 2 Guide arm sliding plate fixed block 鋸臂滑板固定塊右肋 1 8 C420H 31300 Left guide roller assembly 左導輪座組 1 9 C420H 31600 Right guide roller assembly 右導輪座組 1 10 C420H 42000 Anti vibration roller 防震導輪組 1 11 PP 52111D Saw arm handle 鋸臂把手 M12x100L...

Page 118: ...2 7 9 8 15 1 16 14 10 13 12 11 5 6 3 17 4 2015 12 11 ASSEMBLY C 420NC C420H 31600 右導輪座組 RIGHT GUIDE ROLLER SERIES PART LIST 10 30 ...

Page 119: ...sher 導輪墊圈 1 5 AHA 0710 Carbide insert spring 鎢鋼片彈簧 1 6 AHA 0714 Guide roller shaft 2 導輪軸二 1 7 AHB 0822 Position ring 下壓固定塊定位圈 1 8 AHB 0836 Right Fixed Insert 右固定鎢鋼片 1 9 AHB 0837 Right Movable Insert 右活動鎢鋼片 1 10 AHK 3843A Right guide roller seat 右導輪座 1 11 AHN 3845 Positioning pillar 定位柱 1 12 AHN 3847 Position screw 定位螺絲 1 13 AHN 3848 Position block 定位塊 1 14 AHN 3849 Core shaft 心軸 1 15 AHN 3850 Han...

Page 120: ...8 13 14 6 7 11 12 5 15 2 4 3 10 9 16 1 LEFT GUIDE ROLLER ASSEMBLY C 420NC 2015 12 11 C420H 31300 左導輪座組 SERIES PART LIST 10 32 ...

Page 121: ...B 0814 Left Fixed Insert 左固定鎢鋼片 1 7 AHB 0816 Left movable insert 左活動鎢鋼片 1 8 AHB 0822 Position ring 下壓固定塊定位圈 1 9 AHK 3803A Left guide roller seat 左導輪座 1 10 AHN 3845 Positioning pillar 定位柱 1 11 AHN 3847 Position screw 定位螺絲 1 12 AHN 3848 Position block 定位塊 1 13 AHN 3849 Core shaft 心軸 1 14 AHN 3850 Handler 施力把手 1 15 AHN 3851 Position bolt 彈簧定位螺絲 1 16 PP 14105 Bearing 軸承 6000 2RUCM 4 2015 12 11 LEFT GU...

Page 122: ...5 9 4 8 13 2 7 2 6 13 10 14 1 14 3 11 15 12 WIRE BRUSH ASSEMBLY C 420NC 2015 12 18 鋼刷組 SERIES PART LIST 10 34 ...

Page 123: ...刷護蓋附件 1 6 AHB 0524 Wire brush shaft sleeve 鋼刷軸套 1 7 AHB 0528 Wire brush adjustment rod 鋼刷調整桿 1 8 AHB 0530 Movable shaft 鋼刷護蓋活動軸 1 9 AHB 2036 CE Wire brush cover 鋼刷遮板 1 10 AHN 3904 Wire brush shaft 鋼刷軸 1 11 C420H 3237 Pulley cover 鋼刷普利護蓋 1 12 C420H 3239 Movable plate 鋼刷護蓋活動板 1 13 PP 13025 DU bushing 乾式軸承 1215 2 14 PP 15010 Universal joint 萬向接頭 12M M 2 15 PP 58002 Wire brush 鋼刷 90m m 8m m 16T 0 3 2 ...

Page 124: ...6 1 2 5 4 3 2015 12 18 CONTROL BOX ASSEMBLY C 420NC 控制箱組 SERIES PART LIST 10 36 ...

Page 125: ...ART NAME IN CHINESE PART SPEC QTY NOTE 1 AHA 1811A Flow valve control panel 流量閥控制面板AISI 1 2 AHC 0131 CE Control box 控制箱 1 3 AHC 0135 CE Base plate Control panel 控制面板底板二 1 4 AHN 1908 Control box base plate 座板電器箱 1 5 C320H 1302 Circuit board 線路板 1 6 C460H 1321 Control panel 控制面板 5 7吋 1 10 37 ...

Page 126: ...3 14 8 7 1 13 6 4 5 15 10 12 9 2 14 11 16 C 420NC 2015 12 11 ASSEMBLY C420H 42000 防震導輪組 ANTI VIBRATION ROLLER SERIES PART LIST 10 38 ...

Page 127: ...tion damper seat 防震座 1 7 AHE 3317 Vibration roller cover 防震滾輪護蓋 1 8 C420H 3013 Saw blade cover 鋸帶護蓋 1 9 C510M 4206 Bearing washer 軸承墊圈 1 10 C510M 4231A Roller shaft 防震導輪軸 1 11 PP 14267 Bearing 軸承 6203VV 2 12 PP 14507 Bearing 調心軸承 2204 1 13 PP 57403 Spring 彈簧 TH 1625 1 14 PP 58111 Snap ring 扣環 R47 2 15 PP 59085 O ring O型環 NOK P 22 4 1 16 PRD 8 40 Pin 平行銷 Φ 8 x 40 mmL 1 ASSEMBLY C 420NC 2015 12 11 C...

Page 128: ...C 420NC 2015 12 11 HEIGJT ENCODER ASSEMBLY C420H 21000 高度譯碼器組 SERIES PART LIST 3 5 4 8 1 9 2 6 7 10 40 ...

Page 129: ...cover 譯碼器護蓋 1 3 C420H 2109 Tooth bar 定寸齒條 1 4 C420H 2110 Fixed plate 中限固定板 1 5 C420H 2143 Work height bar seat 高度設定桿座 1 6 C420H 2145 Work height bar seat pad 高度設定桿座墊塊 1 7 C560L 2105 Gear 定寸齒輪 1 8 C 320G 2103 Encoder movable seat 譯碼器活動座 1 9 M3L 9 10 Spring 微動彈簧 1 2015 12 11 HEIGJT ENCODER ASSEMBLY C 420NC C420H 21000 高度譯碼器組 SERIES PART LIST 10 41 ...

Page 130: ...17 16 2 13 17 8 19 1 7 16 9 15 20 12 18 4 5 6 11 3 10 14 2015 12 16 CHIP CINVEYOR ASSEMBLY C 420NC C420H C001 除屑機組 SERIES PART LIST 10 42 A ...

Page 131: ...ilter 過濾網 1 7 AHN 1406 Shaft seat 軸座 1 8 AHN 1407A Cover 鍊齒蓋板 1 9 AHN 1409A Chip conveyor spiral 除屑螺旋桿 1 10 AHN 1411 Shaft seat 軸座 1 11 AHN 1413 Handle 拉柄 1 12 AHN 1414 Connecting shaft 連接軸 1 13 AHN 1416A Chip screw rod 除屑螺桿 1 14 AHN 1417 CE Spiral cover 除屑螺旋護蓋 1 15 C7656 4001 Chip conveyor body 除屑機本體 1 16 PP 13070 DU bushing 乾式軸承 1625 2 17 PP 13119 Bearing 自潤軸承 2215 2 2015 12 16 CHIP CINVEYOR ASS...

Page 132: ...E PART NAME IN CHINESE PART SPEC QTY NOTE 18 PP 15031 Universal joint 萬向接頭 3節 16 1 19 PP 19061 Chain 鏈條 RS 35 1 20 PP 31640 1 Hydraulic motor 油壓馬達 MMS 32C 1 C 420NC 2015 12 16 CHIP CINVEYOR ASSEMBLY C420H C001 除屑機組 SERIES PART LIST 10 44 A ...

Page 133: ...QUICK APPRO ASSEMBLY C 420NC 2015 12 18 快降組 SERIES PART LIST 4 5 1 2 6 3 10 45 ...

Page 134: ...T NAME PART NAME IN CHINESE PART SPEC QTY NOTE 1 AHE 3015 Quick approach bar 急降桿 1 2 AHE 3051 Stopper plate 擋板 1 3 AHE 3522 Coolant conduit 冷卻管 1 4 AHN 3528A Quick approach fixed seat 急降桿固定座 1 5 AHN 3529 Quick approach position block 下降桿定位塊 1 6 PP 53010 Knob screw 梅花螺絲 8 20 1 10 46 ...

Page 135: ...d normally acceptable practices This warranty does not apply if the machine has been altered or modified without our prior written consent In the case of components or units purchased by Seller including work holding devices tool holders motors and controls the warranty shall not exceed that received by Seller from the supplier of such components or units Seller will not assume responsibility for ...

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Page 138: ... Vertical Plate Saws Horizontal Billet Saws NC CNC Band Saws Structural Miter Cutting Saws Automatic Band Saws Industry 4 0 Cosen Predictive Computing Visit our website at www cosen com COSEN MECHATRONICS CO LTD ...

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