ZENOTEC MINI - Wieland Dental
Contents
1. WIELAND DEN TAL Ein Unternehmen der Ivoclar Vivadent Gruppe Operating Instructions Version 1 0 ZENOTECES CAD CAM www wieland dental de Content Generals er N Se ee In 6 Mi ER EO N EE 6 1 2 Product identiiicatlon ie Ee NS a Ge 7 1 2 1 System desienation oi 7 12 ZAS DU Otaola DE EE 7 LAS Eertilieate ol OPE EE ia 7 124 DOCUMEN Ganin GE ee HE ee a GE DE RD GE DE se DE 7 LAS CODE Ea Ge Se EG EG N GE a 7 1 3 Name plate and CE Marks ee aD ee 8 1 4 Terms OF Qlafanlee EE a SE ee EG 8 1 5 Structure of the user manual sesse ee EE ER EE RR EE ER EE Re RE ee Ee RE ee EE ee ee EE ee EE ee 9 Sn 9 PADER ON essere EE EA 9 1 5 5 SV DOIS EE ED EG ee rel 9 159 4 bars erario UD 10 t3 o Layout CONV GIN COINS e 10 1 5 6 Additional system documentation cccccseccesecesecseeccensccsecceuscensccuecseusceusessecsensceseeees 10 2 Safety instructions and Wa nO Smile chee ee 10 2 1 Meaning of the general safety instructiOnS ie ee ee AE Re AR Ee AR Ee ee Ee ee 10 2 1 1 Meaning of the special safety instructions esse see see ee RE ER ER ee ee ee ee ee Ge 10 21 2 Statutory Safety instructions seele 10 2 1 3 Consequences incaseoffailuretoobservethesafetyinstructiONS ees see see ee 11 2 2 dIE N OR EE ae mes 11 DPMP INC MI arena 11 2 2 2 Technical Condition EE oi N A 11 2 23 DesiEna Ed U E o e Poo E OA 11 DD A AINTENd EA U E RE BE EE a a De EE ee ER cee 11 2 3 General safety rules is ES EER EE EE a 12 2 32. 2 5 8 Behaviour in case of faults All works for fault removal on the system must principally be carried out with the system switched off only all faults must be notified to the company WIELAND Dental Technik GmbH amp Co KG Fault removal in running operation Personal and material damage possible Before starting these works operate the EMERGENCY OFF button 2 5 9 Special risks The Zenotec milling system may present special risks in case of improper or unintended use by untrained personnel 2 5 10 Electrical risks Works on the electric supply must be carried out by employees of the company WIELAND Dental Technik GmbH amp Co KG only Open electric connections Fatal or serious injury possible in case of e loose connections e damages e mechanical and thermal loads Witch the system off and notify the manufacturer 2 5 11 Pneumatic risks Works on the pneumatic supply must be carried out by employees of the company WIELAND Dental Technik GmbH amp Co KG only Open pneumatic connections Severe personal damage possible In case of loose pneumatic connections switch off the system and notify the manufacturer 2 5 12 Safety systems Ee E EE WIELAND u i a Emergency Off If pressed the system will stop immediately Covers the machining zone of the milling system B Cover 2 5 Product specific hazard warnings Uncontrolled restart of the machine Uncontrolled restart after
3. Due to the safety equipment the machine provides sufficient protection against cutting and crushing injuries In particular these injuries can be caused by the rotating spindle the pneumatically moved parts and milling movements Therefore the system must be operated only with the protective equipment fitted and in good order Danger due to moving pointed and sharp machine parts Serious crushing and cutting injuries are possible if the cover is not closed Only operate the system with the protective equipment fitted and in good order 5 3 2 Starting the machine To start the machine operate the On Off switch on the right side of the machine Start the Zenotec mini CNC on the control computer The milling system performs a reference run and indicates the readiness for operation on the user interface 5 3 3 Blank management Please observe the user manual of the Zenotec CAM software 5 3 4 Tools The following milling cutters are recommended for use in the Zenotec mini Item no 6920020001 HS milling cutter 2 5 mm with spring collar for zirconium oxide PMMA amp wax Item no 6920020002 HS milling cutter 1 0 mm with spring collar for zirconium oxide PMMA amp wax Item no 6920020003 HS milling cutter 0 7 mm with spring collar for zirconium oxide PMMA amp wax The front cover offers protection against injuries resulting from the rotating spindle and tools Risks due to sharp edges moving parts and pointed
4. Dustextracii n 55 000 Axis measurement Sen Measuring key Pressure sensor If you require an stl viewer the freeofcharge software Easy Fit is included in the software package 5 Operation and control 5 1 Reguirements Comprehensive training by employees of WIELAND Dental Technik GmbH amp Co KG is a prerequisite for professional operation of the milling system 5 2 Operating personnel requirements Every person involved in commissioning and operation of the milling system must have received adequate training and instructions for the activity have read and understood the user manual and the chapters Safety instructions and Operation of the system in particular Personnel under training must not work on the milling system unless under supervision of an experienced person All safety instructions in the user manual must be read and understood Maintenance works on the milling system must be carried out by authorized technical personnel only 5 3 Operation on the machine 5 3 1 Safety instructions for commissioning The milling system has been designed in a way that the risks are reduced to a minimum Therefore the system has a number of safety devices However not all risks can be eliminated Such residual risks are explained by the following warnings In principle all warnings must be read and understood before working on the system Dangerduetomoving pointedandsharpmachineparts
5. of 3 mm must be used 3 3 3 Extraction The Zenotec milling system is prepared for extraction using an external extraction system For this purpose extraction holes are provided at the rear panel of the working space When milling abrasive material such as zirconium oxide please ensure that the extraction system is activated as particularly high amounts of fine dust occur during such works If using the switch unit PSW 01 the extraction system is automatically switched on and off but can also be switched off and on manually via the software Properties of the dust extraction Hose connector at the side of the housing 24V switch output for PSW 01 switch unit optional 3 4 Technical data 3 4 1 Dimensions and weight CTS CC Dimensions while closed WxHxD 400 x 415 x 383 mm Weight approx 45 kg 3 4 2 Mechanic elements The Zenotec milling system has a compact lowweight table housing with high stiffness and maximum load capacity In addition the following technical details should be mentioned 4 axes travel range x y z 100 x 100 x 40 mm 4th axis Tolerancefree rotational axis with Harmonic Drive and maximum concentricity for processing the workpieces over their entire circumference of 360 degrees precision ball bearing spindles in the 3 linear axes with 4 mm pitch engine resolution lt 1um repeat accuracy 4 0 005 mm highfrequency spindle with up to 60 000 rpm speed range fu
6. power disconnection After power we disconnection of the machine restart the machine 3 Product description 3 4 Versions The following ZENOTEC mini versions are possible 75 22 4000 ZENOTEC mini 3 2 Scope of delivery and optional items The machine is delivered in fully assembled condition The standard delivery scope of the Zenotec mini comprises the following items 1 Calibration plate 2 USB cable 3 230 V power cable 4 external emergency off button 5 CNC dongle 6 Spindle cleaning kit 7 Extraction connecto 8 Air supplying unit Quantity Description Wemnumbe ZENOTEC CAM Basic 75229866 External emergency off button including connection 75224101 cable USB cable 75224102 Em Primary power cable 230 V power cable 75224103 kaai Calibration plate with nn Du 75224104 3 3 Technical description 3 3 1 Concept The milling system consists of the fouraxismechanism highfreguency spindle SF 170P integrated control electronics accessories and control software The builtin highfrequency spindle allows high feeding rates The precision bearing of the spindle axis ensures premium surface qualities for the workpieces to be processed The rotational axis is equipped with a Harmonic Drive providing maximum concentricity for processing the workpieces over their entire circumference of 360 degrees The automatic measurement of the rotational axis and the automatic axis compensation ensure constant p
7. rate are not too high Otherwise the workpiece might be pulled out and the tool may jam This may cause irreparable damages to the machine and or spindle The technical data in chapter 3 4 Technical data apply as binding operation limits and characteristics Designated use also includes the adherence to the instructions set out in the present user manual and the compliance with the inspection and maintenance works and the required personnel qualifications Any other use or use beyond this scope is considered unintended use The manufacturer will not be liable for any resulting damages The risk is borne solely by the operator 2 2 4 Unintended use Incorrect use Unintended use Carrying out repairs without written approval of WIELAND Dental Technik GmbH amp Co KG Use of accessories or spare parts by other manufacturers Unauthorized commissioning of the milling machine Uninstructed commissioning of the milling machine Unintended use may result in the risk of Personal injury Machine damage Damages to the processed product and other damages Malfunctions of the Zenotec milling system 2 3 General safety rules 2 3 1 Modification Modifications to the milling system are principally not allowed Additions and alterations to the system are always carried out by the company WIELAND Dental Technik GmbH amp Co KG The adjustments in the user manual required in such case are implemented by the manufacturer 2 3 2 Safety equi
8. symbols DANGER Indicates dangers which may result in fatal or serious injury if not observed indicates dangers which may result in serious injury and or invalidity if not observed Indicates dangers which may result in injury and significant material financial and environmental damage if not observed 1 5 4 Target group All works with and on the Zenotec mini with and on the machine must be carried out by trained and instructed personnel only A recognized technical qualification and thus the knowledge of conventional technical operations is required The personnel must read and understand the user manual It is the responsibility of the operator of the system to select instruct and control the personnel 1 5 5 Layout conventions The following layout conventions are used in this user manual Bold print to highlight certain aspects or for section headings Letters in brackets after terms as reference for the position in the figure For example select from submenu D 1 5 6 Additional system documentation The additional documentation is filed in an additional folder Terms of guarantee 2 Safety instructions and warnings After manufacture the Zenotec mini milling system is subjected to a quality test Before delivery the system is assembled and tested for its functionality The functionality of the safety system is also tested However the dental milling system can still involve certain residual risks T
9. 1 MORAN DE reihe 12 23 2 SalelV CQUIDIM CIE se ER Ee Ge GE EG Ge ee 12 2 3 3 POWER SUDDIVER EES eier 12 2 32 Spare o oa aa a 12 2 4 ResbonsibilitiesS ss nee es ah 13 2 4 1 Storage of system documentation EE a e 13 2 2 2 Manufacturer S ODI atl ons a 24 2 eh 13 2 4 3 Operator sobli atiGnS ar nee aan ae 13 2 4 4 Observation and nolification iii 13 2 9 RS li ee ee Mae 14 2 51 Regulations and safety at work EE SS EE Ge GE Ge 14 2 5 2 Operating personnel reduirement esse see ee RE ER ee ER ER ee ee Re ee ee see ee 14 2 55 RESPONSE 14 ZAAN OKE COUN S es Ee GE Ee a Re Ee EE EE 15 2 5 5 Personal protective edtuipinent ia RES a ad 15 2 5 6 Workii eon GmMIES SERE ES en 15 ASA WO TIC Osaki aa OG Ge Eg Ge 15 2 5 8 Behavioidrintase of Taula 16 2 59 Special risks RE GE essen 16 2S ede Ee ale Ai SEE OR EE AR EIE OE 16 2 5 AS n en EB rn 16 2 5 12 Sale SV SUCIINS ska es ed ed o ie ide 17 2 5 Product Specitic hazard warnings u a a ee de eg De oe Ge Dk 17 3 Product descripta GE 18 Sil VElSIONS ida 18 3 2 Scope of delivery and optional items ooccoccocccccnconcocnconconncooncnnnnancnnnonononos 18 3 3 Technical description ee 19 SIE CONC a A iO 19 A N 19 3 3 3 EXLLAC LION ee een ea 20 34 Technical data iss a Ge 20 SAL Dimensions and Went RE RE Ee eine DR GR GE Ge EG EG 20 3 24 2 Mech nlcelements ESEG ES ee DE ee seien 20 CORTO Electron se OE a A Ee ee 21 3 44 Power SUD DIY ai eat een ee 21 3 4 5 Amb
10. Spindle The Zenotec mini milling system uses a highfreguency spindle by the company J ger It has a speed range between 10 000 60 000 rpm To ensure a long service life of the spindle a number of things should be observed The spindle must be operated with clean dry and oilfree compressed air only Air cleanliness Solid contaminants Class 3 Water content Class 4 Total oil content Class 3 Never apply spray oils liguids or compressed air directly to the centrifugal disk of the spindle nose to prevent moisture or dirt from entering the bearings The spindle nose and the tools used must be cleaned Contaminations and the resulting increased centrifugal forces cause an excessive load to the bearings The cleaning instructions by the manufacturer must be observed Collet For cleaning and maintenance of the collet use the supplied collet maintenance kit The collet maintenance kit comprises 1 Cleaning brush 2 3 4 5 Ejector pin Screwin piece Felt cone EE EE SN Chuck grease The collet must be cleaned daily by means of the supplied cleaning brush 1 The collet must be removed and cleaned at least once per week and after every manual tool change or tool breakage It must be checked for potential damages Important The collet must never be closed without a tool inserted If the spindle rotates without a tool it may be destructed Procedure for cleaning the collet Ensure that the shaft is no
11. acturer s obligations The company WIELAND Dental Technik GmbH amp Co KG is responsible for the product safety In this context essential obligations are transferred to the operator 2 4 3 Operator s obligations Training and responsibilities The operator ensures that all activities on the Zenotec milling system are carried out by authorized persons only He performs an indepth introduction according to the present user manual even for persons only working occasionally on the milling system especially with regard to the residual risks and the safety instructions In this context the operator defines clear responsibilities Instructions in case of danger The operator ensures that his personnel is instructed on all existing residual risks and that all works carried out on the Zenotec milling system are in accordance with the present user manual He ensures the provision and instruction of any equipment relevant to safety Maintenance obligation and duty of care The operator ensures that the Zenotec system is maintained and operated in a technically perfect condition For necessary repair works the operator informs the company Firma WIELAND Dental Technik GmbH amp Co KG 2 4 4 Observation and notification The operator is obliged to immediately notify the manufacturer of all residual risks and hazards observed during operation which are not described in the present user manual The instructions given and the measures pre
12. bility claims Disposal The disposal pursuant to the Electrical and Electronic Equipment Act is subject to the contractual terms 1 5 Structure of the user manual 1 5 1 Principle Our aim is to enable you to operate maintain and repair the Zenotec system in a fast efficient and qualified way as quickly as possible This also involves that you know how to use the user manual Further developments for our customers require constant revision and adjustment of the user manual Consequently the user manual cannot be transferred to other systems of this series To ensure that the user manual is always complete and up to date please do not remove individual documents Current revisions of the user manual are available on the website of the company Wieland Dental Technik GmbH amp Co KG under the following link http www wielanddental de service downloadcenter 1 5 2 Definitions The following terms are used in the user manual Zenotec mini system Zenotec mini milling machine or Zenotec mini machine refer to the Zenotec mini dental milling machine ofthe company WIELAND Dental Technik GmbH amp Co KG In addition the following definitions apply Blank refers to the material unit to be processed Machine or system refers to the Zenotec mini dental milling system Job or milling job refers to the job to be processed Operator refers to the owner of the Zenotec mini system 1 5 3 Symbols Please remember the meaning of the following
13. eath possible Check extraction system on a regular basis clean replace filters Observe manufacturer s safety data sheets Do not operate system without extraction 4 2 Installation and connection of the system The installation and connection of the system is made by authorized technical personnel of WIELAND Dental Technik N gt The assembly process must be carried out by authorized personnel of WIELAND Dental Technik GmbH amp Co KG only During assembly it must be observed that the assembly and initial commissioning is carried out by authorized technical personnel only the assembly is carried out strictly in accordance with the assembly instructions and check lists by the manufacturer a functional check of the system is carried out after assembly and the system is released by a final check Stability of the machine Serious injury and bruises in case of falling of the milling system Observe the required stability of the milling system and the maximum load capacity of the installation site Transport of the system Serious injury and bruises due to unsecured transport possible Transport of the system must be carried out by authorized technical personnel only 4 3 Installation 4 3 1 Requirements Leave sufficient space on the righthand side of the machine for cable and hose connections at least 20 cm In order to be able to open the hinged protective cover the dimensions in ope
14. he machine housing Fatal or serious injury due to electric shock possible Do not open the machine housing Repairs must be carried out by authorized technical personnel only All repair works must be carried out by authorized technical personnel of WIELAND Dental Technik GmbH amp Co KG only WIELAND D E N TAL A company of the Ivoclar Vivadent Group LEADING DIGITAL ESTHETICS FE Por d i ae Wieland Dental sets the standards in dental technology and stands for innovation and quality As a medium sized enterprise with over 140 years experience we are one of the world s leading suppliers in the field of dental technology Future ready integrated technologies and materials are the hallmarks of our expertise and prowess Wieland Dental opens up the way to progress in dental technology www wieland dental de O m Wieland Dental Technik GmbH amp Co KG Lindenstra e 2 75175 Pforzheim Germany Fr E Fon 49 72 31 37 05 0 info wieland dental de m www wieland dental de 545020e 02 2013 12 02
15. herefore it is absolutely essential to observe the chapter Safety instructions The following general safety instructions are replaced by special safety instructions in the individual chapters 2 1 Meaning of the general safety instructions The general safety instructions in the present chapter provide information on potential residual risks which despite intended use of the Zenotec mini milling machine cannot be avoided or may occur unexpectedly In order to avoid personal material and environmental damage the safety instructions must be observed by all persons working on the Zenotec mini milling machine Consequently these persons are obliged to read and understand the present chapter 2 1 1 Meaning of the special safety instructions Safety instructions applicable to certain situations are provided at the relevant position in the user manual In order to prevent personal material and environmental damage the observance of these instructions is absolutely essential 2 1 2 Statutory safety instructions In addition to the safety instructions in the present user manual the statutory accident prevention and environmental protection regulations applicable in the country of use of the Zenotec mini T1 milling machine and its place of installation The generally recognized codes of practice for safe and expert working must also be observed 2 1 3 Consequences in case of failure to observe the safety instructions Failure to observe
16. hieve the full performance of the milling system and to ensure continuous operability comprehensive training of the operating personnel by our experts is required At the same time this ensures the constant availability of the system The present user manual serves as training and reference documentation It should be available to the operating personnel at all times Please keep it in an easily accessible place close to the system Editorial note We are grateful for all suggestions for improvement and constructive comments By your cooperation you make a vital contribution to optimising the Zenotec mini and the related documentation If you have any further questions please directly contact the advisors at WIELAND Dental Technik GmbH amp Co KG Wieland Dental Technik GmbH amp Co KG Lindenstra e 2 75175 Pforzheim Germany Zenotec Support Phone national 08 00 93 66 823 Phone international 49 72 31 37 05 400 Fax 0 72 31 35 79 59 email info wielanddental de www wielanddental de 1 2 Product identification 1 2 1 System designation Dental milling system Zenotec mini 1 2 2 Distributor Wieland Dental Technik GmbH amp Co KG Lindenstra e 2 75175 Pforzheim Germany 1 2 3 Certificate of origin The dental milling system Zenotec mini was designed and manufactured in Germany 1 2 4 Document User manual for Zenotec mini milling system Published February 2011 The present manual was complied i
17. ient cOn a ON Sas iso 21 AMICI COMMISSIONING ER ea ee ee ee ge A EA 22 4 1 Space redguirement iese ee ee Ee EE ER Ee ee ER ee ER RR ee EE ee ee EE ee ee Ee ee ee ee ee ee ee 22 4 2 Installation and connection of the system ee ee ee ee ER ER Ee Re ee ee ee 22 A 23 ASM EQUINA NE ADAN 23 132 COMME CLONE ee OE ME OO OE oboe 24 ASS Dit SUBPIMUNIE iss nee Bye Re DE Ge 24 44 Emergency On Wicca 24 4 5 Installation of ENG lt SOMWaNlC EE EG Ge N Ge GR EG Ge EE EG ee De 25 5 Operation and control se EE RE ee 26 9 1 Reduiremenis ts Ee Ee ee a 26 5 2 Operating personnel reduirement ese Ee ee ee EE ee ee ee Ee ee ee ee ee ee ee 26 5 3 Operation on the machine EE ee ee 26 5 3 1 Safety instructions for COMMISSIONING ees ee see ee ee ER ER ee ER ee ee ee RE ee 26 5 3 2 Starting Tile machine EE N EE Ge ee ee DE Ee ee 27 5 33 Blank Management sauna tard 27 534 OOO rar dene ee en 27 DE ER RE OE RE ee EE 29 Or Removal OF TOUS sm E Ge Ge Ge ee ee ee 30 7 RIC AIAG ese RENS e o A 30 AE AA ED N ee eh ee EE A O 30 7 2 Use of 7 3 General cleanliness Maintenance 8 1 Check cleaning adem rare ED eee eee ee 30 list aile IE EE OE N EN IE A 33 1 General 1 1 Preface Dear Customer Thank you very much for the confidence you have placed in us by choosing the Zenotec mini dental milling system The design and execution of the Zenotec mini system complies with the current state of the art In order to ac
18. isconnect the machines from the power supply and ensure that the trouble shooting and fault removal is carried out by authorized technical personnel only Fault removal and trouble shooting by authorized technical personnel only Before opening the machine housing disconnect the system from the power supply Remove the mains plug In case of any kind of fault the manufacturer must be notified All types of maintenance works must be performed by authorized and trained personnel only For troubleshooting and fault removal the system must be disconnected from the power supply Danger zones are possible particularly due to rotating tools movements during automatic tool change and axis movement of the spindle Contact details for service and questions In case of questions concerning the Zenotec mini milling system please contact Wieland Dental Technik GmbH amp Co KG Lindenstra e 2 75175 Pforzheim Germany Zenotec Support Phone national 08 00 93 66 823 Phone international 49 72 31 37 05 400 Fax 0 72 31 35 79 59 email info wielanddental de www wielanddental de 6 1 Removal of faults The following table mainly describes faults that may occur during startup of the system If it is not possible to start the milling system by implementing the described measures a member of the WIELAND Dental Technik GmbH amp Co KG service team should be consulted 7 Cleaning 7 1 General Regular cleani
19. lly enclosed working space with lockable front cover with safety contact work space illumination automatic measurement of rotational axis and automatic axis compensation for precise milling results lownoise 3 4 3 Control electronics quiet running and high precision due to microstep operation rapid processing due to exponential acceleration ramps and automatic switchover in fullstep operation simultaneous control of 4 axes supplied with control software for comfortable output of data sets generated by the post processor speed limits minimum feed rate 0 3 mm s maximum feed rate 55 mm s 3 4 4 Power supply The power supply values indicated on the name plate are binding for the power connection of the system It must be possible to switch off the power supply on site The power supply is clearly marked The following power supply values apply to the Zenotec mini milling system The air supply must be dry and free of oil mecry compressed am 3 4 5 Ambient conditions The following ambient conditions apply to the Zenotec milling system Humidity max 90 4 Initial commissioning Space reguirement O The installation and initial configuration f be made by t h ZENOTEC mini milling machine authorized technical personnel e mu st Sharp tool and workpiece Operation only with safety equipment fully fitted and in good order Danger due to milling dust Injury of the lung and shortness of br
20. n accordance with the EC Machinery Directive 42 2006 Annex 1 Number 1 7 4 Instructions Documentation and layout Wieland Dental Technik GmbH amp Co KG 1 2 5 Copyright All rights reserved No part of this manual must be copied photocopied reproduced translated or converted to an electronic or machinereadable form without prior written permission of Wieland Dental Technik GmbH amp Co KG 1 3 Name plate and CE mark vhf camfacture AG Im Marxle 3 72119 Ammerbuch Typ ZENOTEC mini Type Seriennummer Serlalnumber CAM 111112WMINI Netzspannung Mains voltage 230 M Max Leistungsaufnahme 220 W Maximum power input Luft Anschlussdruck max 7 bar Air pressure Luftverbrauch max 80 l min Air consumption Gewicht Weight ca 45 kg Baujahr Year of manufacture 2011 02 Vor dem ffnen des Geh uses Maschine vom Netz trennen Disconnect mains before opening machine Made in Germany 1 4 Terms of guarantee Guarantee and liability Guarantee and liability are subject to the contractual terms All contractual guarantees and terms and conditions must be retained together with the user manual Changes to the system or its safeguards are not permitted For all repair and maintenance works the company Wieland Dental Technik GmbH amp Co KG must be informed and consulted Changes to the system without the knowledge and approval of Wieland Dental Technik GmbH amp Co KG will void the guarantee and lia
21. n condition must be observed Danger due to external impacts Personal and material damage possible Observe the assembly instructions during installation of the machine The ambient conditions must correspond with the specifications of the milling system The installation site should principally not be near electric interferences and possibly be vibrationfree The machine must be placed horizontally on a stable flat surface with sufficient load capacity The installation and orientation is carried out by trained technical personnel Behind the machine there must be sufficient space for ventilation gt 150 mm A space of approx 150 mm must be reserved on the lefthand side for cable and hose connections In order to be able to fully open the hinged cover space requirement according to the figure above must be provided Sufficient space for configuration and operation is to be provided in front of the machine Load capacity observer machine weight if applicable including accessories and equipment 4 3 2 Connections 1 Connection switch unit extraction option 2 Power switch 3 Power connectier 4 Connection external emergency off butter 5 USB connection to control PC 6 Air supply connectior 7 Connection dust extraction 4 3 3 Air supply unit The supplied air supply unit regulates the compressed air supply to your machine The recommended inlet pressure values see technical data and the air cleanliness must be
22. ng and maintenance helps to maintain the operational safety of the machine and to increase the service life Please always observe the safety instructions 7 2 Use of cleaning agents Cleaning agents attacking plastics rubber or paints must not be used They may cause damage to hoses pneumatic system cables and seals In principle cleaning agents may contain hazardous substances Please observe the information given by the manufacturers 7 3 General cleanliness As with any other highquality technical equipment cleanliness is very important as this increases the service life of the individual components and avoids malfunctions Therefore you should clean the machine regularly using a vacuum cleaner While doing so ensure that no dirt does enter the mechanic elements of the machine The glass panes and plastic surfaces can be cleaned by means of a nonabrasive liquid cleaner Keep the working space and environment clean A Regularly check the functionality of the gas shock absorbers Maintenance matrix monthly Blank holder The blank holder must be cleared of all chips and dust every time before inserting a blank to ensure optimum clamping We recommend use of a suitable brush The bolts and threads must be kept clean in addition Tool holder To ensure an accurate change of tools the tool holders must be kept clear of dust and chips Faulty or worn tool holders must be replaced In this case please contact the service
23. objects can occur on the spindle and tools The milling system must be operated with the cover closed only Danger due to rotating spindle sharp tools and moving axes Cutting and stab injuries possible Only operate the machine with the cover closed Arrangement and numbering of tools The 6 milling cutter slots are to be allocated as follows ne Mining Cutter SIOLS ar TO DE allOCdled as TONOWS 2 5 mm milling cutter for zirconium oxide 1 2 5 mm milling cutter for zirconium oxide 1 0 mm milling cutter for zirconium oxide 2 1 0 mm milling cutter for zirconium oxide 0 7 mm milling cutter for zirconium oxide 3 0 7 mm milling cutter for zirconium oxide 2 5mm milling cutter for PMMA and wax 4 2 5 mm milling cutter for PMMA and wax 1 0 mm milling cutter for PMMA and wax 5 1 0 mm milling cutter for PMMA and wax 6 0 7 mm milling cutter for PMMA and wax or 6 0 7 mm milling cutter for PMMA and wax rae or measurement pin for calibration procedure measurement pin for calibration procedure The tool arrangement can also be seen in the machine control Switching off the milling system A N Before switching off the system it must be ensured that the machine is not processing a milling job all dust and milling N gt residues are removed the blank holder and tools are in their initial position Faults If faults occur during operation do the following notify the company WIELAND Dental Technik GmbH amp Co KG d
24. observed 1 Control valve compressed air iHe 2 Pressure gauge 3 Air supply nipple 4 Air supply outlet machine 5 Collection container 6 Connection hose machine 4 4 Emergency off switch The emergency off switch is used to stop the machine in the quickest possible way All drives are switched off without delay To unlock the emergency off switch return the switch to the initial position by turning it to the right The emergency off switch must be freely accessible at all times In this connection please also observe the safety instructions 4 5 Installation of CNC software For installation of the CNC software the current operating software of the machine must be downloaded first You can find this on the website of the company WIELAND Dental Technik GmbH amp Co KG under the link http www wielanddental de service downloadcenter This ensures that you always have the current software status of the operating software You can also use the file for uploading your existing Zenotec mini CNC software After completion of the download connect the dongle to the PC start the Setup exe file follow the setup instructions File Settings Extras Machine Info dia Production job Image Milling paths File name C WIELAND A CNC Transfer A Wieland nc Rendered Changed 28 02 2011 14 03 D 2 0 mm D 1 0 mm D 20 mm Machine stats Ready 61 974 mm Basic position 47 610 mm 19 724 mm 2
25. pment The safety equipment fitted to the Zenotec milling system must not be removed or deactivated for normal operation In case of special operation such as commissioning maintenance and repair the company WIELAND Dental Technik GmbH amp Co KG must be informed When carrying out the required disassembly of the safety equipment all necessary precautions must be observed Normal operation must not be resumed until a complete check of the safety equipment for its functionality has been completed The safety equipment includes Cover of Zenotec mini Emergency off switch Cover of power and pneumatic connections 2 3 3 Power supply The power supply values indicated on the name plate and in the chapter Product description are binding for the power connection It must be possible to switch off the power supply by means of the emergency off switch The switching element is clearly marked 2 3 4 Spare parts Only the spare parts specified by the manufacturer may be used 2 4 Responsibilities 2 4 1 Storage of system documentation The user manual must always be stored in a place constantly accessible for all persons working on the Zenotec milling system The storage location of the user manual must be clearly marked by the operator Additional folders with the spare part documentation and the manufacturer documents must be accessible for the maintenance and service personnel of WIELAND Dental Technik GmbH amp Co KG 2 4 2 Manuf
26. recision during processing 3 3 2 Spindle The builtin spindle is a highfrequency spindle SF 170P by the company Alfred Jager GmbH The milling method is dry milling All chips and milling residues are largely removed by the integrated extraction system The spindle ball bearings are equipped with a lifetime grease lubrication and are thus maintenancefree Technical spindle data Power rating in case of continuous load S1 170 W Speed range 5 000 60 000 rom pneumatic collet 3 mm precision shaft on double bearing automatic toolchanging unit for 6 tools with automatic length measurement The special strengths of this highfrequency spindle include the precise bearing of the shaft and the high speeds up to 60 000 rpm This allows to perform finest milling operations with maximum precision at high feed rates Attention The SF 170P highfrequency spindle is a precision instrument which must not be subject to use of force such as hitting excessive pressure on the shaft forceful loading in the spindle support clamping block or eccentric pushing due to excessive tolerance at the spindle support Please observe that the spindle must be operated with the seal air switched on only Automatictoolchanging Tool changing is made automatically with the SF 170P by means of a tool magazine with 6 tools Obviously all tools used must match the relevant position stored in the manufacturing software Only tools with a shaft diameter
27. rotective equipment ensuring that only authorized persons work on the machine The operating personnel is responsible to operate the system in perfect condition only to notify the manufacturer immediately of any changes impairing the safety to ensure a clean and clearly laid out environment of the system to keep children away from the system not to operate the system without supervision that during works on the machine in maintenance mode and or with the hood opened the operating personnel and all persons within reach of the machine wear protective goggles and in case of long hair a hairnet 2 5 4 Work clothes Wearing of work clothes and protective equipment Crushing and drawing in of extremities and objects possible Wear tightly fitting work clothes 2 9 9 Personal protective equipment Weaning ofhearing protection Loss of hearing and hearing impairments due to high sound pressure level possible For direct works on running machine hearing protection must be worn 2 5 6 Working ergonomics Ergonomic working Eye damages back damages and joint problems possible Ensure optimum lighting working height and seating position 2 5 7 Clean workplace A clean workplace must be ensured The milling system and the working environment must be kept clean Clean workplace and environment A Injuries due to slipping tripping and falling possible Ensure a clean workplace Exercise caution and care when working
28. scribed by the manufacturer following a notification must be observed by the operator 2 5 Personnel 2 5 1 Regulations and safety at work The local safety and accident prevention regulations shall apply to the operation of the Zenotec system in any case Before commissioning the protective covers must be checked All working methods impairing the safety of the milling system are not allowed All maintenance and service works must principally be carried out by personnel of the company WIELAND Dental Technik GmbH amp Co KG only The system must be switched off for such works Unauthorized alterations maintenance works and changes are not allowed 2 5 2 Operating personnel requirements Every person dealing with the commissioning and operation of the milling system must have received adequate training and instructions for the relevant activity read and understood the user manual and the chapters Safety instructions and Operation of the system in particular Personnel under training must not work on the milling system unless under supervision of an experienced person 2 5 3 Responsibilities The company WIELAND Dental Technik GmbH amp Co KG is responsible for the safetyrelated flawless condition of the delivered Zenotec system including user manual and supplied accessories and spare parts The operator is responsible for the designated use ofthe system the training ofthe personnel the provision of the required p
29. t rotating Open the collet by pressing the button Collet open close and make sure that the tool located in the spindle does not fall down Now remove the tool from the collet Use the screwin piece 3 to unscrew the collet from the shaft Clean the collet holder in the shaft by means of the felt cone 4 provided for that purpose Clean the collet using the brush 1 provided for that purpose Ensure that no dirt is inside the collet and that it is not contaminated during the procedure If a tool breaks and the reminder remains in the collet you can use the ejector pin 2 to remove it Apply a thin grease coat to the cone of the collet collet grease 5 Manually screw the collet back in the spindle The collet must be screwed in as far as it will go but must be tightened by hand only If the collet cannot be turned as far as it will go by hand please use the screwin piece Replace the tool in the shaft Now operate the button 8 Maintenance 8 1 Check list Procedure for cleaning the collet Clean machine space tool holders tool shafts of all tools check compressed air according to specification Daily maintenance Clean the collet using the cleaning brush supplied spindle maintenance kit Weekly maintenance also to be carried out after tool breakage Remove collet clean check for damages slightly lubricate cone Clean collet holder on the spindle using the felt cones supplied 9 Repairs Danger when opening t
30. the safety instructions may result in accidents with serious personal material or environmental damage The manufacturer will not be liable for damages resulting from the failure to observe the safety instructions Use 2 2 1 Principle The Zenotec mini milling machine may only be used in technically perfect condition in accordance with its designated use and the instructions set out in the present manual and only by safetyconscious persons who are fully aware of the risks involved in operating the machine However personal material and environmental hazards cannot be excluded during operation 2 2 2 Technical condition All malfunctions and defects in particular if there is a risk that they may impair the safety of the Zenotec mini milling machine must be rectified immediately The company WIELAND Dental Technik GmbH amp Co KG must be immediately notified of all malfunctions and defects In addition the use of the Zenotec mini milling machine must be discontinued until complete rectification 2 2 3 Designated use The Zenotec mini milling machine has been exclusively designed for milling dental prostheses During milling operations it must be observed that the machine cannot withstand all forces which may occur The machines are suitable for processing of waxes plastics e g PMMA and for zirconium oxides by the company WIELAND Dental Technik GmbH amp Co KG During processing make sure that the immersion depth and feed
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