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Operation

Version 1.0 - 2020-12-10

Translation of original operating instruction

GT22

GT22_G

B_4

4.5

Magnetic attachment

CAUTION!

Risk of material damage and personal injury!

If the workpiece is less than 12 mm thick, the workpiece can detach itself from the mag-
net and injure people. The material thickness of the workpiece must be at least 12 mm.

The workpiece is fixed on a permanent magnet with a lever to relieve the magnetic attraction
force.



Check the secure attachment and holding force of your workpiece on the magnet before the
surface grinding process.

4.6

Switching on the machine

The protective cover of the grinding wheel must be closed so that the grinding wheel drive can
be started.



Let the machine run warm.



Warming up the machine on page 27



Close and screw the protective cover of the grinding wheel.



Switch on the main switch.



Check that the emergency stop button is not pressed or unlocked. Turn the emergency stop
button to the right in order to release the push button.

4.6.1

Switching the grinding wheel on

CAUTION!

Ensure that the grinding wheel is located at a sufficient distance above the workpiece
before you start surface grinding.

Was the grinding wheel balanced ?



Balancing the grinding wheel on page 33



Switch on the spindle drive of the grinding wheel.



At the beginning, slowly move the table towards the grinding wheel using the hand wheel.



Use the other hand wheel to feed the grinding wheel towards the workpiece. Then use the
digital readout to set the Z axis to zero.

4.7

Switching the machine off



Turn off the main switch.



Switch off the surface grinding machine at the main switch in case of a longer standstill and
secure the machine against being switched on again.



Switching off and securing the

surface grinding machine on page 15

4.8

Resetting an emergency stop condition



First move the grinding wheel out of the danger zone with the hand wheels.



Unlock the emergency stop button again.



Switch on the spindle drive of the grinding wheel.

Содержание 3111020

Страница 1: ...EN Operating Manual Version 1 0 Surface grinding machine Part no 3111020...

Страница 2: ...14 2 Mechanical maintenance 15 1 15 Accident report 15 1 16 Electronics 16 1 17 Inspection deadlines 16 1 18 Clamping devices for workpieces and tools 17 1 19 Environmental protection and water conser...

Страница 3: ...2 Recall of tool data 53 6 Maintenance 6 1 Operating material 54 6 1 1 Machine lubricants 54 6 1 2 Coolants 54 6 2 Safety 54 6 2 1 Preparation 55 6 2 2 Restarting 55 6 3 Repair 55 6 3 1 Customer servi...

Страница 4: ...2 Disposal of new device packaging 77 9 6 3 Disposal of the machine 77 9 6 4 Disposal of electrical and electronic components 77 9 6 5 Disposal of lubricants and coolants 78 9 7 Disposal through muni...

Страница 5: ...Maintenance all maintenance works and functional tests are described which the operator must perform in regular intervals The illustration and information included in the present manual can possibly d...

Страница 6: ...ng and mandatory signs as well as the warning notes on the surface grinding machine Always keep this documentation close to the surface grinding machine 1 1 Glossary of symbols provides further instru...

Страница 7: ...use serious injury or death CAUTION A danger or unsafe procedure that can cause personal injury or damage to property ATTENTION Situation that could lead to damage to the surface grinding machine and...

Страница 8: ...iable for any damages resulting from any operation which is not in accord ance with the intended use We expressly point out that the guarantee or CE conformity will expire if any constructive tech nic...

Страница 9: ...er Check the secure fastening Use cooling and lubricating agents to increase the durability of the grinding wheel and to improve the surface quality Clamping the workpiece on a clean and undamaged cla...

Страница 10: ...ock the main switch after switching off the surface grinding machine This will prevent it from being used by unauthorized persons The qualifications of the personnel for the different tasks are mentio...

Страница 11: ...cking whether the personnel is working safety and risk conscious and observes the operating instructions define and document the inspection deadlines for the machine in accordance with the Fac tory Sa...

Страница 12: ...g on by means of a padlock The power supply is interrupted by switching off the master switch Except for the areas marked by the pictogram in the margin In these areas there might be volt age even if...

Страница 13: ...each shift when the machine is operated continuously once per day during one shift operation once per week when operated occasionally after all maintenance and repair work Check whether the prohibitio...

Страница 14: ...such as the influence of medication Clamp the workpiece securely and firmly on the table using the permanent magnet before you switch on the surface grinding machine The surface grinding machine may...

Страница 15: ...surface grinding machine by turning off the master switch due to required works e g functional control 1 14 1 Using lifting equipment WARNING The use of unstable lifting and load suspension gear that...

Страница 16: ...of a qualified electrician prior to initial commissioning and after modifications or repairs prior to recommissioning and at certain intervals The intervals must be set so that foreseeable defects can...

Страница 17: ...to obtain information on possible further use of the clamping device Correctly insert the workpiece and make sure that the machine is proper working condition 1 19 Environmental protection and water...

Страница 18: ...0 rpm Grinding wheel peripheral speed at 50 Hz connection 33 m s Grinding wheel peripheral speed at 60 Hz connection 37 m s Size of the grinding wheel 200 x 20mm shaft 31 75 Grain size of the grinding...

Страница 19: ...re necessary Factors influencing the actual level of exposure of workers include the characteristics of the work area and other noise sources i e the number of machines and other processes taking plac...

Страница 20: ...spension equipment that might break under load can cause severe injuries or even death Check that the lifting and load suspension gear has sufficient load bearing capacity and that it is in perfect co...

Страница 21: ...eck whether all materials such as shipping documents instructions and accessories have been delivered with the machine 3 2 1 Standard accessories Permanent magnet at the grinding table Levelling feet...

Страница 22: ...ck or crane there must be no stops or move ments of the machine 3 3 Set up and assembly ATTENTION Before you set up the machine have the load bearing capacity of the ground checked by a specialist The...

Страница 23: ...dust The installation site must be free from vibrations also at a distance of presses planing machines etc The ground must be suitable for the surface grinding machine Make sure that the floor has suf...

Страница 24: ...ating instruction GT22 EN GT22_GB_3 fm 3 5 Installation plan Floor space mm 3 5 1 Anchored mounting Anchor bolts flat steels and set screws are not included in the delivery 1970 1400 Coolant tank 1700...

Страница 25: ...your position the levelling is carried out according to the following description Clean table Place the machine spirit level 0 02mm m once in longitudinal direction and once in trans verse direction...

Страница 26: ...entral lubrication The machine has a manual central lubrication system It is located on the left side of the machine It supplies all moving machine parts with lubricant except the guides of the table...

Страница 27: ...use correspond to the values speci fied A protective earth ground wire connection must be available When the surface grinding machine is connected to a 60Hz mains supply the speed of the grinding whee...

Страница 28: ...tance of the table to the left and to the right is adjustable by means of end stops The workpiece is fixed on a permanent magnet with a lever to relieve the magnetic attraction force X Y Z Item Design...

Страница 29: ...ivated Eliminate or have all malfunctions rectified promptly In the event of malfunctions shut down the surface grinding machine immediately and secure it against unintentional or unauthorised commiss...

Страница 30: ...ually with the help of the hand wheel The handwheel trans mits the rotary movement and direction of rotation performed by hand to a toothed belt 1 The table thus moves to the left and right depending...

Страница 31: ...not pressed or unlocked Turn the emergency stop button to the right in order to release the push button 4 6 1 Switching the grinding wheel on CAUTION Ensure that the grinding wheel is located at a su...

Страница 32: ...nting flange 1 of the grinding wheel has balancing weights 2 which can be moved around the circumference to correct the unbalance The number of balancing weights can be reduced and clamped in the appr...

Страница 33: ...he device and the device is aligned in this plane by means of screw 3 The mandrel included in the scope of delivery is inserted into the flange of the grinding wheel The grinding wheel rolls out and s...

Страница 34: ...by the manufacturing process These are corundum Al2O3 silicon carbide SiC cubic boron nitride CBN and synthetically produced diamond Corundum and silicon carbide belong to the group of conventional c...

Страница 35: ...he abrasives is separated by vibrating screens according to grain size The higher the grit number the finer the grinding wheel Designation Code Colour Principal application Abrasive brown A GZ Brown F...

Страница 36: ...es The structure is given in numbers from 1 to 18 Small numbers indicate small grain spacing high numbers in dicate large grain spacing 1 to 4 Tight 5 to 7 Normal 8 to 11 Open 12 to 18 Very open The l...

Страница 37: ...larger pore spaces allow more coolant to be carried along This reduces the risk of grinding fire 4 12 Dressing the grinding wheel To keep the grinding wheel sharp it must be regularly dressed There i...

Страница 38: ...completed the DRO changes to the normal indicator status The DRO displays the last data before it is switched off The selected coordinates and the selected tool The metric or Anglo American measuremen...

Страница 39: ...he representational accuracy value willbe shown accordingly P 14 Z0 Y axis P 15 Y axis P 16 X axis Correction factor Linear error compensation coefficient The value range for linear error compensation...

Страница 40: ...applied delivery state with machine tool Please record the values before making any changes P 13 50 P 07 P 14 50 P 08 P 15 50 P 09 P 10 P 11 P 12 P 13 P 14 P 15 P 16 P 17 P 18 P 19 P 20 Letter Symbol...

Страница 41: ...nput Radius or Diameter X axis display when used on lathes Shift key Metric inches Display of values in the metric system in the Anglo American measurement sys tem Reference marker function for settin...

Страница 42: ...plication Division Coordinate points along a diagonal line Functions for milling machines on page 45 Coordinate points on a circle Coordinate Points on a Circle or Arc on page 46 Inclined plane functi...

Страница 43: ...k values are now transferred to the axis display Example Setting the values After pressing the reference mark function the following values should be set 0 500 for the X axis 10 for the Y axis and 0 f...

Страница 44: ...utton to start the calculator The LED lights up The number field of the rotation speed indicator is used as the input and result field To exit from the Calculator function press the button Keys to add...

Страница 45: ...1 L_A Angle of the line on the coordinate axis X Y 2 1 L_A Angle of the line on the coordinate axis Y Z 3 1 L_A Angle of the line on the coordinate axis X Z Press the key to select X Y Y Z or X Z as t...

Страница 46: ...r of uniformly spaced coordinate points are defined The set coordinate points on the circle or arc run counter clockwise Coordinate point 2 is located counter clockwise of coordinate point 1 The param...

Страница 47: ...f the circle or arc in the coordinate plane X Y 2 2 C_d Diameter of the circle or arc in the coordinate plane Y Z 3 2 C_d Diameter of the circle or arc in the coordinate plane X Z To enter the diamete...

Страница 48: ...function press the button Parameters Description 1 5 E_A End angle X Y 2 5 E_A End angle Y Z 3 5 E_A End angle X Z To enter the end angle on the coordinate plane use the numeric keys and confirm with...

Страница 49: ...elected coordinate plane read 0 000 INFORMATION Press the button to temporarily interrupt the function The display returns to the normal display status Press the 0 key again to continue with the funct...

Страница 50: ...rs Description 1 1 ACE Midpoint of the arc on the coordinate plane X Y 2 1 ACE Midpoint of the arc on the coordinate plane Y Z 3 1 ACE Midpoint of the arc on the coordinate plane X Z To select X Y Y Z...

Страница 51: ...e arc use the numeric keys 0 or 1 0 Machining mode of the arc from the inside 1 Machining mode of the arc from the outside Confirm with the key Parameters Description 1 4 CU_d Milling tool diameter X...

Страница 52: ...on Y Z 3 6 E_Po End position X Z To enter the end position use the numeric keys and confirm with the key Parameters Description 1 7 CUF Machining depth X Y 2 7 CUF Machining depth Y Z 3 7 CUF Machinin...

Страница 53: ...displayed values INFORMATION The Save function for tool data only works when the Reference Mark function is activated Reference marker function on page 43 Saved values remain even by loss of electric...

Страница 54: ...er Take this criterion into account when selecting your cooling lubricant The company Optimum Maschinen Germany GmbH does not assume any guarantee for sub sequent damages due to unsuitable cooling lub...

Страница 55: ...fety or damage to the surface grinding machine 6 3 Repair 6 3 1 Customer service technician For any repair work request the assistance of an authorised customer service technician Con tact your specia...

Страница 56: ...grinding machine Safety check on page 13 Central lubrication Fill level Top up central lubrication on page 26 weekly Sedimentation tank Coolant tank Grinding sludge Remove accumulation of grinding slu...

Страница 57: ...deposits and blockages Every 1000 operating hours Electrical cabinet Cleaning Although the electrical cabinet is constructed to shut off external air foreign particles such as dust and dirt may enter...

Страница 58: ...cs on page 16 Validation on page 55 Interval Where What How Check Position Lubricants Interval Designation Central lubrication Oil for guides daily slideway oil ISO VG 32 Linear ball bearing on grindi...

Страница 59: ...s an increase in nitrite content to more than 20 ppm mg 1 or nitrate content to more than 50 ppm mg 1 there is an increase in the N nitrosodiethanolamine NDELA to more than 5 ppm mg a CAUTION Comply w...

Страница 60: ...itial filing Measures in accordance manufacturer s recommendations 1 0 based on initial filing Replace cooling lubricant clean cooling lubricant circulation system Usage concentration Manual refractom...

Страница 61: ...hnung Machines name Herstellungsdatum Date of manufacture Artikelnummer Article no Die Artikelnummer befindet sich in der Ersatzteilliste The article no is located in the spare parts list Die Seriennu...

Страница 62: ...020109 Pos 4 Sattel GT22 Saddle GT22 1 03112020108 Pos 5 Handrad Hubeinrichtung GT22 Lifting hand wheel GT22 1 03112020611 Pos 6 Maschinenbett GT22 Machine bed GT22 1 031112020110 Pos 7 Schaltschrank...

Страница 63: ...ty Size Part no Pos 1 Vorderer Spritzschutz GT22 Front splashing guard GT22 1 031112020101 Pos 2 Tisch Schutz GT22 Table guard GT22 1 031112020102 Pos 3 Tisch GT22 Table GT22 1 031112020103 Pos 4 V St...

Страница 64: ...Kugellagerung hinten GT22 Back ball linear way GT22 1 24 pcs balls 031112020112 Pos 13 Anschlagmittel Transport GT22 Lifting bar GT22 3 031112020113 Pos 14 Seitliche Abdeckung GT22 Side cover GT22 1 0...

Страница 65: ...GT22 Shaft GT22 1 031112020312 Pos 13 Kugellager GT22 Ball bearing GT22 2 031112020313 Pos 14 H lse GT22 Sleeve GT22 1 031112020314 Pos 15 Zahnriemenscheibe GT22 Timing pulley GT22 1 031112020315 Pos...

Страница 66: ...301A 031112020510 Pos 11 Skalenring GT22 Dial ring GT22 1 M818A 23 300 031112020511 Pos 12 R ndelschraube GT22 Knurled screw GT22 1 M818 10 312 031112020512 Pos 13 Sicherungsstift GT22 Lock pin GT22 1...

Страница 67: ...2 Axial bearing GT22 2 8106 30 47 11 GB T301 95 0408106 Ersatzteileliste Spindeleinheit Spindle unit parts list Pos Bezeichnung Designation Menge Gr sse Artikelnummer Qty Size Part no Pos 1 Schleifsch...

Страница 68: ...Y Achse GT22 Ball scale bar Y axis GT22 1 031112020902 Pos 3 Kugelmessleiste Z Achse GT22 Ball scale bar Z axis GT22 1 031112020903 Pos 4 Anschlusskabel Kugelmessleiste Y Achse GT22 Connection cable...

Страница 69: ...SLQGOH PRWRU FRRODQW SXPS 3 32 5 7KH ZLUHV ZLOO NHHS ZLWK HOHFWULFLW HYHQ WKH SRZHU VZLWFK WXUQ RII 51 1 QRWH WKH ZLUHV RI 9 9 DUH DOO UHG PP ZLUH RI 9 LV EOXH PP 9 LV ZKLWH PP 3 3 3 6ZLWFKLQJ SRZHU V...

Страница 70: ...iring diagram fm G DWD 3RVLWLRQ 1XPEHU 6LJQ 5HMLJJUH HVLJQ SSURYHU XGLWLQJ 6XUIDFH JULQGLQJ PDFKLQH 9 FRQWURO 3DJH 3DJH 47 0 3RZHU RQ ODPS 3 PHUJHQF VWRS ZRUNLQJ ODPS FRRODQW SXPS VSLQGOH PRWRU 9 1 6...

Страница 71: ...1 LP1K0910BD 031112020KM1 Pos KM2 Sch tz K hlmittelpumpe GT22 Coolant pump contactor GT22 LA1 KN11 LP1K0910BD 031112020KM2 Pos F1 Sicherungsautomat GT22 Circuit breaker GT22 OSMC32N1D4 031112020F1 Pos...

Страница 72: ...150 Meropa 150 VG 100 CLP 100 Aral Degol BG 100 BP Energol GR XP 100 SPARTAN EP 100 Kl beroil GEM 1 100 Mobilgear 627 Shell Omala 100 Meropa 100 VG 68 CLP 68 Aral Degol BG 68 BP Energol GR XP 68 SPART...

Страница 73: ...broches haute vitesse VG 68 Deol BG 68 Emergol HLP D68 Spartan EP 68 Druck l KLP 68 C Shell Omala 68 Fett f r Zentralschmierung Flie fett Grease for central lubrica tion Graisse pour lubrification ce...

Страница 74: ...neces sary Excessive infeed of the grinding wheel Improve anchoring of the machine or move the machine to a vibration free location Fix or replace connecting parts Flutter marks on the surface of the...

Страница 75: ...ct OPTIMUM GmbH Robert Pfleger Stra e 26 D 96103 Hallstadt does not grant any further warranties unless they are listed below or were promised as part of a single contractual provision Liability or wa...

Страница 76: ...invalid a provision which nearest approaches the intent of the guarantor and remains within the framework of the limits of liability and warranty which are specified by this contract is deemed agreed...

Страница 77: ...supplied to the waste paper collection The films are made of polyethylene PE and the cushion parts are made of polystyrene PS These materials can be reused after reconditioning if they are passed to a...

Страница 78: ...en they have not been mixed The disposal instructions for used lubricants are made available by the manufacturer of the lubricants If necessary request the product specific data sheets 9 7 Disposal th...

Страница 79: ...ned Draw bar Threaded rod to fix the taper mandrel in the quill Drill chuck Drill bit adapter Collet Holder for end mill Drill mill head Upper part of the surface grinding machine Spindle sleeve Hollo...

Страница 80: ...ation Actual deviation G1 Flatness of the table surface Full length 0 01 Local 0 005 300 G2 a Parallelism of the table surface to its longitudinal movement b Parallelism of the table surface to its tr...

Страница 81: ...htness of the wheel head up and down to the table surface 0 04 300 G6 Radial run out of the wheel spindle nose 0 01 G7 Axial run out of the wheel spindle 0 01 G8 Parallelism of the spindle center line...

Страница 82: ...EMC Directive 2014 30 EC Restriction of the use of certain hazardous substances in electrical and elec tronic equipment 2015 863 EU The following harmonized standards were applied EN ISO 16089 2016 06...

Страница 83: ...y elements 28 Disposal 78 E EC declaration of conformity 82 EC declaration 82 Emergency stop condition reset 31 G Genauigkeitsbericht 80 Grinding table oscillation 30 H Hotline Ersatzteile 61 I Inclin...

Страница 84: ...Version 1 0 2020 12 10 84 Originalbetriebsanleitung GT22 DE GT22_GBSIX fm...

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