User Manual
Contents
1. Bearings amount Weight Manual Series HFS Motor Spindles Type HFS 4803 75V 4 5A 1000 Hz 1000 Hz 0 3kW 1 B IP54 10000 60000 min ER8 Water 10 30 C manually 2 1 5 kg Type HFS 8015 230V 5A 400 Hz 400 Hz 1 5kW B IP54 6000 24000 min ER11 Water 10 30 C manually 3 3 9 kg Type HFS 6508 AC 230V 4A 400 Hz 400 Hz 0 8kW B IP54 6000 24000 min ER1 1 Air manually 4 2 5 kg Type HFS 8022 230V 8A 400 Hz 400 Hz 2 2kW B IP54 6000 24000 min ER20 Water 10 30 C manually 3 5 0 kg Type HFS 8015 AC 230V 5A 400 Hz 400 Hz 1 5kW B IP54 6000 24000 min ER11 Air manually 4 3 9 kg Type HFS 8022 HSC 230V 8A 400 Hz 700 Hz 2 2kW 1 B IP54 6000 42000 min ER20 Water 10 30 C manually 3 5 1 kg Type HFS 8022 AC 230V 8A 400 Hz 400 Hz 2 2kW 1 B IP54 6000 24000 min ER16 Air 10 30 C manually 4 4 8 kg Type HFS 10030 230V 12A 400 Hz 400 Hz 3 0kW 1 B IP54 6000 24000 min ER20 Water 10 30 C manually 3 8 9 kg Seite 11 Type HFS Type HFS 10040 12545 Nominal Current 7 5A 8A Maximum Frequency 400 Hz Pole pairs 1 1 Protection category reg DIN EN 61 140 Speed range 3000 24000 3000 24000 min min Coolin Water Water Tool change manually manually Weight 11 5 kg 23 0 kg Seite 12 Manual Series HFS Motor Sp2. are in the coolant 2 Is the electrical connection of the spindle done properly and undamaged Are all cables and wires in proper condition 3 Is the motor spindle mounted safe and the fixtures are tight and safe 4 Is the used tool appropriate for the nominal rpm of the motor spindle and is it balanced correctly 5 Can the spindle shaft turn free and is not blocked by other parts Is the tool not in contact with the workpiece 10 2 Running in of the spindle A cold motor spindle has to be runned in carefully before working with it to ensure that the bearings reach operation temperature slowly The running in times must be doubled if the spindle is factory new not used for over one week or a change of the bearings has taken place For running in the speed has to be adjusted to the minimum e g 6 000rpm and to be run for at least 1 minute at this rom After one minute the rpm can be increased in steps of 25 of the nominal rpm for another minute The increase in these steps is done until the spindle is running at nominal speed For spindles with a rpm of more than 24 000rpm additionally a grease dispension run is necessary Adjust the rpm to 33 nominal speed e g 14 000 rpm at a 42 000rpm spindle Let the spindle run for 1 minute at this speed Then pause for 2 minutes Repeat this run pause interval 5 times overall Now increase the speed to 66 of the nominal value Also make 5 times a run pause interval of Iminute 2
3. can lead to potential differences which cause EMI problems or even electrical shock Connecting the VFD to the power supply First connect the PE wire to the PE clamp of the inverter Then connect L brown to clamp R of the VFD and N blue to clamp T of the VFD Electrical connection of the cooling system With water cooled motor spindles the connection of the cooling system has to be done in a way that running the motor spindle is only possible if the cooling system is also running In case you purchase the cooling system as attachment from us the coolant pump must be connected in parallel with the VFD Power supply of the VFD and pump power supply are connected to the same power on switch and the cooling fans must be connected to the 24V COM supply of the VFD 10 Initial operation Before first operation of the motor spindle the machine in which the motor spindle is mounted has to be checked for CE conformity by the machine manufacturer Manual Series HFS Motor Spindles Seite 17 10 1 Checklist for every time the motor spindle is used initial operation as well as regular operation The following checks must be done before every operation of the motor spindle operation is only allowed in case that there are no faults detected 1 Does the cooling system work properly Are ventilator slots or radiator ribs whether clogged nor covered Is the coolant circulating properly and no foreign particles or air bubbles
4. spindle Because next to the impressing running smoothness our spindles convince with a wide rpm range from 6000 rpm to 24000 rpm and so offer highest flexibility for your working tasks And cause we know that customers satisfaction is the only way to success we strictly deliver our spindles with factory warranty are at your disposal for questions or extra wishes and offer you the best service possible also if something is not working as it should And if you are happy with our products Recommend us Good work with your new spindle system C N HAN ff Af if P y f es IN py rd Paul Gro CEO Mechatron Systems Manual Series HFS Motor Spindles Seite 3 3 Symbols acronyms other hints The symbols shown in this manual should advert the reader to potential hazards However such hints and warnings can never replace the necessary actions of the user according the directions for preventing accidents This symbol marks a note which is important for safe operation Follow these notes consciously otherwise serious injuries may be caused Warning of dangerous electrical voltage Warning of hot surfaces The content of this manual is checked for accordance with the described machine However mistakes and deviations cannot be excluded Technical and content changes of this manual as well as content and literal errors reserved This manual is protected by international copyrights It is strictly fo
5. spindle reaches working speed before the tool is cutting the workpiece at first time Temperatures of coolant and spindle housing The allowed temperature of the coolant must be between 10 C and 30 C in normal working condition If the coolant temperature increases to more than 40 C the spindle has to be stopped immediately and the reason for overheating must be clarified In case that the coolant temperature is below 15 C the running in times need to be doubled The maximum allowed pressure of the coolant pump is 2 bar Tool change It has to be ensured that the motor spindle does not spin and cannot be started accidentally pull the plug before any tool change is done The tool change and clamping of tools must be done as described in the following pictures In case the tool cantilevers for more than 80mm collets with a runout of less than 0 005mm must be used Manual Series HFS Motor Spindles Seite 19 Vibrations Vibrations can be caused by bad balanced tools or imprecise collets and will lead to an increased wear of the front spindle bearings The maximum allowed oscillation amplitude is 2 5mm sec 11 Maintenance Note The bearings of the motor spindle are life time lubricated Relubrication is strictly forbidden and will lead to a significant reduction of the bearing life time 11 1 Maintenance and control after initial operation After initial operation new motor spindle as well as modification of a us
6. 00 rpm is not underrun because the cooling air stream might be too weak for a proper cooling Connector assignment The connector is assigned as shown in the scheme Only use shielded cables which are approved for the use in drag chains The cross section must be sufficient for the nominal current The shield must be connected to ground on both ends nw Manual Series HFS Motor Spindles Seite 16 The person installing the system bears responsibility for correct and safe installation Especially the correct connection of grounding PE and the following grounding test must be done according to national rules and by qualified personnel Adjustment of the VFD The VFD has to be programmed according to the protection rules listed above if this is not already covered by other protection devices The VFD has to be programmed in V F mode according to the nominal current of the motor spindle For detailed information about programming the V F curve please contact us Wrong adjustments of the frequency inverter can cause heavy damages and increase the risk of an accident Connecting the Spindle to the VFD The cables 1 2 and 3 must be connected to clamps U V and W of the VFD The PE grounding contact must be connected to the PE clamp of the VFD The wire shield must be connected to the grounding plate where the VFD is mounted at or the aluminum heat sink of the VFD by a grounding bracket If the shield is not connected this
7. MECHATRON systems This manual contains important information about the correct usage of the product You should lt Operating Manval english translation therefore always have it ready to hand as long as you are using the product MECHATRON Serie HFS High Frequency Motorspindles Types HFS 4803 HFS 6508 AC HFS 8015 AC HFS 802e2 AC HSC HFS 10030 HFS 10040 MECHATRON SYSTEMS Dorfbrunnen 1 D 34576 Homberg Germany Tel 49 0 6151 27 33 667 Mail info mechatron systems com Web www mechatron systems com Manual Series HFS Motor Spindles Seite 1 1 Content DCO GI os oc 25 oa 0 os i i i is i i st in sn i in sin i sin sn sn ss os pn ste stn oa pe stein tng nse sin sine ste sin tn ain ste singin sin E E a 2 2 FOP WOT EEE E EE E E 3 3 Symbols acronyms other Hints ccccccccccssssssseeceeccccsseeeeeccceeessaueaseeeeeeeeessaaaaseeeeeeeeessaageseeeeees 4 4 Personnel requisition for installation and operation cccccccsssssssseccccccceeeesseeccceeeeseueeseeeeeeeeesaes 4 5 Safety instructions ccccccsecccccccsssesseeecccccccsaueseeeeceeessseeesseeeeeeeessuuauseeeeeeeeessaaaaseeeeeeesesuaaaseeeeess 5 5 1 Risks of electricity 5 5 2 Risks of spinning parts and bursting tools ccccccccsssssseeeccceeccceseseeeeccceeesaeaeeeeeeceeeessaaaness 7 5 3 Risks of improper COOLING ccccsssesseecccececcaueesseecccceeesuuaeseeecceeeessuaeuseeceeeeeesssaaueeee
8. ances which might make the tool bursting Therefore balance the tools in advance with proper devices like a balancing machine Check the machine for vibrations after every tool change If the vibrations are improper immediately stop the spindle and change the tool Only use sharp tools Only use tools designed for the rotation speed The maximum rotation speed of the motor spindle must not exceed the maximum nominal rotation speeds allowed by the tool manufacturer Exceeding the allowed rotation speed can cause bursting of the tool or damages of the spindle motor Manual Series HFS Motor Spindles Seite 7 5 3 Risks of improper cooling Ensure that the cooling system is working well When you are using an air cooled spindle it must be ensured that the spindle is cooled reliable by the integrated fan Before starting the spindle it has to be checked if the fan is undamaged not covered in any way and an air stream is established when the spindle is running It should be avoided constructively that an excessive amount of dust and chips can enter the ventilator slots e g by installing a deflector plate When you are using a water cooled spindle it must be ensured that the cooling circuit is working properly and the coolant can circulate continuously In case that this is done by an optical control with temperature sensor and flow indicator it must be checked every 15 minutes An unnoticed breakdown of the cooling system can lead to imp
9. ceeds the nominal current of the motor spindle Also in case of a phase loss or an asymmetrical load the power has to be shut down immediately This can be reached by using matching motor protection switches or the proper programming of the variable frequency drive VFD It must be ensured that the spindle will not start automatically again after the protection device has been triggered once In case that these instructions are neglected dangerous temperatures of the motor spindle might be a consequence what can cause defects of spindle or machine or even increase the risk of fire Never run the machine unattended The motor spindle must be supervised imperatively when running In case that the machine cannot be supervised a certain amount of time it has to be ensured that the spindle cannot run accidentally by cutting off the power supply Never run the spindle with damaged wires In case that wires cables or attachments are partially damaged or broken it is strictly forbidden to run the motor spindle The problem has to be fixed by an authorized technician Damaged wires increase the risk of electrical shock Protect the motor spindle from wetness Liquid entry can harm the electrical safety of the device also in the long term and increases the risk of an electrical shock Manual Series HFS Motor Spindles Seite 5 Don t touch grounded parts unnecessarily Avoid direct skin contact with grounded surfaces like water pip
10. e 5 3 In case no direct temperature control is applied the temperature and flow has to be checked every 15 minutes by the user If the temperature exceeds 30 C or the flow indicator doesn t indicate any coolant flow the motor spindle has to be stopped immediately and the system has to be checked for the reason of the fault The coolant liquid must be a special coolant which ensures protection of corrosion does not dissolve rubber gaskets and has a low electrical conductance Only use coolant which is approved by the manufacturer Manual Series HFS Motor Spindles Seite 14 Temperature Sensor optional avaliable as spare part Flow direction 2 Radiator with fans Flow indicator 9 optional as spare part avaliable Scheme 1 Coolant circuit with temperature sensor and flow indicator It is important that the coolant circuit is de aired properly to ensure a reliable work of the cooling aggregates If you use accessories of our product range the de airing can be made very easy and safe thanks to a pump with integrated compensation tank Therefore follow the described steps 1 Prepare the pump as described Insert the threaded hose plugs 1 Mount the compensation tank at the inlet of the pump 2 We recommend to apply some grease at the rubber gasket to simplify the mounting Ensure that the bayonet enclosure of the inlet is locked 3 2 Connect the coolant circuit accordin
11. e critical area It should also be ensured that the clamping force is not decreasing after some time e g caused by vibrations Therefore the screws should be locked with matching elements like loctite or lock washers A spindle holder which is not stable enough or a spindle which is getting loose during work can cause heavy damages of the machine and are increasing the risk of an accident Therefore always ensure that the spindle is mounted safely Manual Series HFS Motor Spindles Seite 13 The holder as well as the machine where the holder is mounted at must not be made of flammable material Otherwise the risk of fire in case of a fault is increased 9 3 Installation of the cooling system Air cooled motor spindles Ensure that the ventilator slots are not covered at least 30mm distance to other surfaces and no foreign particles or liquids can enter the spindle In case that the environment makes it necessary e g workshop environment with other machines which produce chips it is recommended to install deflector plates to avoid that foreign particles can unnecessarily enter the ventilator slots Water cooled motor spindles When dimensioning the cooling system it must be ensured that the maximum temperature at the outlet of the motor spindle does not exceed 30 C The coolant circuit must have a temperature display and a flow indicator in case that no direct temperature control and automatic shutdown is applied se
12. ection before continuing with the safety steps as work preparation In particular follow the rules of the manual of the VFD Manual Series HFS Motor Spindles Seite 6 5 2 Risks of spinning parts and bursting tools Use a machine housing The high spinning speed of tools with 24 000 rpm and more causes a high risk of injuries by flying chips and bursting tools Parts of a bursting tool act like a shrapnel which can cause injuries dangerous to life Therefore it is compulsory to use a machine housing which can protect the user by withstanding flying tool parts and chips and in addition to that has a safety switch which is cutting the power supply of the motor spindle as long as the machine housing is not closed properly Ensure that the spindle is not running Before opening the machine or the machine housing always ensure that the spindle has stopped to zero speed The motor shaft can still rotate after cutting off the power sometimes more than a minute Before a tool change it must be ensured that the power supply is completely shut down to avoid an accidental start of the spindle This should be done by unplugging the spindle or the VFD from the power supply Only use balanced and undamaged tools Because of the high rotation speed of the spindle motor tools must be well balanced Do not use tools with refurbished shafts An insufficient balanced tool can cause vibrations which will lead to bearing damages or even reson
13. ed parts become our property Direct or consequential damages are not covered by our responsibility The cost of repairs or spare parts from third parties will only be paid by us if we agreed to this in advance in written form We reserve the right of construction changes without informing the customer We reject warranty claims in any way If the fault or its consequences e g aggravation of the fault were caused by the reason that the customer did not inform us immediately about it to give us the chance of repairing it and avoid consequential damages If the product was repaired or maintained by a non authorized person or company If parts were mounted at the product which we did not agree with explicit If the product was modified in any other way without our agreement If the product was not maintained or installed as described within this manual If regular wear is caused by excessive use Manual Series HFS Motor Spindles Seite 22 13 EU declaration of incorporation The manufacturer MECHATRON SYSTEMS Dorfbrunnen 1 D 34576 Homberg Hereby declares that the following product Product designation Motor Spindle Type designation HFS 4803 HFS 6508 AC HFS 8015 AC HFS 8022 AC HSC HFS 10030 HFS 10040 complies with the following basic requirements of Machinery Directive 2006 42 EG Annex l Article 1 1 2 1 1 3 1 1 5 1 3 2 1 3 4 and 1 5 1 The partially completed machinery also complies with all requirement
14. ed system or machine all fixtures and bolted connections of mechanical and electrical parts as well as all plug connections electrical and coolant plugs have to be checked and retightened if necessary Also the coolant level has to be checked and refilled if necessary The cooling system must be checked for leakage 11 2 Daily maintenance Motor spindle and tool cone must be cleaned with a clean scarf After that put some grease on the tool cone as protection against corrosion then always insert a tool afterwards Never clean the motor spindle with compressed air to avoid foreign particles get into the inside of the spindle Check the ventilator slots and cooling ribs of the radiator for dust and foreign particles and clean if necessary Manual Series HFS Motor Spindles Seite 20 11 3 Weekly maintenance Check the coolant circuit for air bubbles if necessary replace the coolant completely Check for leakage water cooled spindles Check the plug connections of the coolant hoses The hoses must be whether cracked nor porous or brash If necessary replace the whole coolant hose Ensure that the coolant can circulate well 11 4 Monthly maintenance Check the coolant for foreign particles or deposits Deposits can block the coolant hoses Therefore replace defiled coolant immediately 11 5 Spare part replacement Changes repairs or replacement of spare parts must only be done by qualified personnel authorized by the manufactu
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16. es heaters refridgerators or the machine tool In addition always wear good isolating safety shoes To be well grounded increases the risk of electrical shocks Ground the machine tool according to safety rules The machine in which the motor spindle is mounted must be grounded for every moveable machine part separately Even if ballscrew spindles or linear guides establish an electrical connection between two moveable axes this connection is not adequate for a safe machine grounding and must be urgently supplemented by a separate grounding wire for each axis according to national safety rules The protective conductor must be tested pursuant to the IEC 60601 standard before the unit is used During maintenance and installation DIN VDE 0105 During maintenance or installation work dangers might occur by electrical shock as well as accidentally start of the device Therefore always follow the five safety rules when installing or maintaining the device Disconnect from power supply Protect against power connection e g covering the power socket Check for zero potential between all phases Ground and short circuit all phases Cover all other energized devices and machines in the surrounding area It is also imperative to note VFD s use huge power caps which are still at high voltage even the device has been deconnected from the power supply for minutes Therefore wait for at least 15 minutes after Step 2 protect against power conn
17. g to scheme 1 3 Open the screw closure of the compensation tank Seite 15 Manual Series HFS Motor Spindles 4 Switch on the coolant pump and fill coolant into the compensation tank The coolant will now be sucked in by the pump immediately Continue filling the compensation tank until it is full and the coolant is circulating continuously 5 Finally turn and knock slightly at the radiator so air bubbles can be released Check the compensation tank and refill if necessary The system is now air free and ready to use Check the fill level of the compensation tank continuously 9 4 Electrical connection Follow the notes described here with special care A faulty electrical connection or deficient protection can lead to dangerous situations in case of a fault The following protections must be ensured when using the device Protection against short circuit Protection against overload when excessing the nominal current Protection against under voltage Protection against asymmetric phases or phase loss Protection against self initiating restart after shutdown These protections can be realized by using proper motor protection switches or if possible proper programming of the VFD In addition it has to be ensured that the motor spindle can only be used in the nominal rpm range for example 100Hz 400Hz or 6 000rpm to 24 000rpm Especially with air cooled spindles it must be taken care that the minimum speed of 6 0
18. indles 8 Transport and storage The motor spindle should be transported in its original package or similar to avoid damages during transport Storage must be done within a temperature range of 5 C and 50 C and a humidity lt 15 The maximum storage time is 12monts afterwards the product must be checked from authorized personnel by the manufacturer 9 Installation 9 1 Check for transport damages Before installing please carefully check the motor spindle for damages caused by the transport Especially the power connector should be checked for bent pins or foreign particles or entrance of liquids Also check the motor shaft for mechanical damages 9 2 Mounting of the motor spindle To mount the motor spindle a clamping holder must be used which clamps the housing of the motor spindle In case a special holder is made by the end user it must be ensured that The holder is able to carry the weight of the motor spindle The holder is furthermore able to absorb the static forces during working processes The holder is furthermore able to absorb the dynamic forces and machine oscillations during working processes The clamping force is not initiated punctual but on a cylindrical surface The minimum height of the holder should be 2 Spindle Diameter Clamping is not allowed in the area of the main spindle bearings This can lead to bearing damages and an increased power dissipation The motor spindle is marked with a line on th
19. ism of the machine tool must have a self locking mechanism and be able to support the weight of the spindle motor reliably This must be ensured especially in regard of CE conformity of the machine tool It is strictly forbidden to use the motor spindle by holding it in the hand The motor spindle must only be used by verifiably qualified personnel Every use differing from the purpose described in this manual is strictly forbidden We exclude any direct or indirect liability for damages or injuries caused by using the motor spindle different as described in purpose of use of this manual Seite 9 Manual Series HFS Motor Spindles 7 Description of the machine 7 1 Parts Clamping nut Collet Motor shaft Motor housing Coolant plugs ventilator slots air cooled models Power connector DUAN Manual Series HFS Motor Spindles Seite 10 7 2 Technical data Type table Nominal Voltage Nominal Current Nominal Frequency Maximum Frequency Nominal Power Pole pairs Insulation class reg DIN IEC 85 Protection category reg DIN EN 61140 Protection class Speed range Collet Cooling Coolant temperature Tool change Bearings amount Weight Nominal Voltage Nominal Current Nominal Frequency Maximum Frequency Nominal Power Pole pairs Insulation class reg DIN IEC 85 Protection category reg DIN EN 61140 Protection class Speed range Collet Cooling Coolant temperature Tool change
20. minutes Then increase the speed to the nominal value and repeat the same run pause interval again for 5 times Seite 18 Manual Series HFS Motor Spindles After this let the spindle run for 30 minutes at the nominal speed without load After 30 minutes pause for 5 minutes then let the spindle run again at nominal speed for 30 minutes During the running in always control the temperature of the front partition of the spindle In case it gets warmer than 40 C immediately stop the run and let the spindle cool down to room temperature Then continue the run Atter successful dispension run the spindle can be used normally Note During the dispension run the bearings get warmer than usual and the speed can fluctuate irregularly This effect is normal and will disappear after some hours 10 3 General operating condition in regular use It has to be ensured that no collisions happen during using Collisions can be caused on one hand by touching rotating parts without blade tool shaft motor shaft clamping nut with solid parts workpiece machine on the other hand by wrong cutting parameters rpm too low feed rate too high improper tools or too hard workpiece materials Unnoticed collisions can cause heavy damages at the machine and lead to an increased risk of accident Especially because of this reason it is necessary to never let the machine run unsupervised In addition to this it always has to be ensured that the motor
21. rbidden to copy this manual whether in parts nor in the whole without the written approval of the author In case of violation legal steps will be taken All rights reserved 4 Personnel requisition for installation and operation For installation initial operation and maintenance of the uncompleted machine described in this manual it is assumed that the personnel is a trained electrician according to DIN VDE 1000 10 2009 01 and is especially experienced in electrical machines as well as frequency inverters If the user himself is not matching these requirements it is imperatively necessary to consult qualified personnel for installation initial operation and maintenance For the user who is working with the device it is assumed that he is trained for working with tool machines and knows all relevant safety rules and rules for accident prevention Manual Series HFS Motor Spindles Seite 4 5 Safety instructions Carefully read all safety instructions before first use of the motorspindle Mistakes or disregarding of warnings or safety instructions can cause electrical shock fire and or dangerous injuries Store this manual at a safe place for a later time 5 1 Risks of electricity Ensure protection against overload and short circuits In case of an overload e g by a mechanically blocked shaft or a short circuit it has to be ensured that the spindle supply power is shut down immediately once the current ex
22. reeesssss 19 11 Maimntena Mosesin E EEE E EEEE 20 11 1 Maintenance and control after initial OPE ration cccccccccccccsssssseseeeceeeeseeeesseeeeeeeeseeaeeses 20 11 2 Daily maintenance ccccccccccssssseeeceeeccsaaeeseeecceeeessuaesseeeeeeeeessueasseeeeeeeessuaaaseeeeeeeesssaaagegs 20 11 3 Weekly maintenance cccccccccsssssssecceeeeceeeesseecceeeeseeeeeseeeeeeeeesseaesseeeeeeeeessuaasseeeeeeeesaaaggess 21 11 4 Monthly maintenance ccccccsssssseeccccccceeeeeeecceeeecsaueeseeeeeeeeessuaesseeeeeeeesssuaasseseeeeesssaaagess 21 11 5 Spare part replacement cccccccsssssecccccccseeeeseeeccececessaeseeeceeeeessuaasseeceeeeessuaaaseeeeeeeesesaaagess 21 12 EEEREN E Li E al E E 22 13 EU declaration of iNCOrPOratiOn cccccssssssseeccceecceeeeseecccececsauaaseeeeeeeessauaasseeeeeesessauaaeeseees 23 Manual Series HFS Motor Spindles Seite 2 2 Foreword Thanks for choosing a High Frequency Spindle from Mechatron Systems Whether you use your spindle for milling or engraving for soft materials like plastics or if you are going to chip mainly aluminum In every case you will be impressed by the advantages which come with our air and water cooled HF Spindles If you worked with cheap router milling motors in the past you will be impressed by the running smoothness of our spindles Also if you are going to place a new machine into operation you can be sure to start with the right choice for your
23. rer Opening the spindle housing and damaging the warranty seal will lead to exclusion of all liability and warranty rights Manual Series HFS Motor Spindles Seite 21 12 Terms of warranty We guarantee a state of the technology faultless condition of the purchased product during a time of 12 months after purchasing date except the spindle bearings which are covered with 6 months warranty after purchasing We accentuate that we check the bearings for abnormal use and abnormal dust deposit caused by wrong cleaning or missing extraction system In case that a defect is caused by one of these here described improper reasons we can charge parts or the overall cost of the replacement to the customer While excluding all other claims we will cover material faults construction faults and mounting faults in warranty We commit to exchange or repair faulty parts on our cost if they did not get damaged by improper use or were modified by the customer Basis for a warranty treatment is that this manual is followed consequently during use of the product In case that the manual is not followed in any way we can refuse a warranty treatment All damages or abnormal characteristics have to be submitted to the manufacturer immediately The defect devices or parts must be sent back to us for free A repair will be done as fast as possible Faulty parts will be replaced without charging material and working cost by replacement or reparation The replac
24. roper heating of the motor spindle This can cause danger of injuries when touching the hot surface damage of the motor spindle or in worst case lead to a bursting cooling hose with the risk of scalding with hot coolant In case that a manual optical control of the cooling system cannot be done reliably it must be installed either an automatic indirect control with flow sensor and temperature sensor which shuts down the power when the coolant flow either goes below 1Liter min or the temperature exceeds 40 C after the outlet of the motor spindle Alternatively it can be installed a direct temperature control by mounting a temperature sensor at the spindle body which shuts down the power supply when the motor housing exceeds 50 C Manual Series HFS Motor Spindles Seite 8 6 Purpose of use The motor spindle is as unfinished machine designed to be mounted in machine tools which can be defined as stationary industrial jig The installation has to be done by the machine tool manufacturer because the necessary knowledge for a proper installation cannot be expected by the end user Within this tool machine the purpose of the motor spindle is to drive and guide a rotating tool usually drill bit end mill and to cut material with this tool by milling or drilling in a chipping process Driving of workpieces holding fixtures e g lathe chucks or tools for other work processes e g polishing tools is forbidden The feeding mechan
25. s of the Electrical Equipment Directive 2006 95 EG The partially completed machine must not be put into service until it has been ascertained that the machine into which it is to be incorporated complies with the requirements of the Machinery Directive 2006 42 EG as well as if necessary complies with the requirements of Electromagnetic Compatibility EMC Directive 2004 108 EC EMC The manufacturer undertakes to transmit to national authorities the relevant documentation on the partially completed machinery in electronic form and on request The relevant technical documentation for the machine as specified by Annex VII Part B has been created Person authorized to compile the relevant technical documentation Paul Gro Address See manufacturer address Homberg Efze February 2012 OY A Manual Series HFS Motor Spindles Seite 23
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