Meyer Burger BS 820 Manual Download Page 24

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10002683-en-00

BS 820 - Safety

3.8.9

Coolant monitoring and adjustment

The coolant flow is monitored with the flow meter and displayed in the coolant screens and
automatic mode displays. The limits can be set in screen 610.

If the set coolant flow is exceeded or not met, the automatic mode is discontinued.

3.8.10

Motor cooling system

The motor cooling system has its own closed cycle cooling system. The coolant flow is mo-
nitored with a pressure sensor.

Summary of Contents for BS 820

Page 1: ...10002683 en 00 Band Saw BS 820 Manual...

Page 2: ...Meyer Burger AG Allmendstrasse 86 CH 3600 Thun Phone 41 0 33 439 05 05 Fax 41 0 33 439 05 10 sales meyerburger ch www meyerburger ch 2 10002683 en 00...

Page 3: ...dling assembly function 13 2 1 3 Crystal Gluing Station 14 2 1 3 1 Crystal gluing station assembly function 14 3 Safety 15 3 1 Safety information 15 3 2 Intended use 16 3 3 Dangers to life and limb an...

Page 4: ...ompressed air 29 4 4 3 Coolant supply 29 4 4 4 Coolant recirculation waste 29 4 4 5 Motor cooling system 30 4 4 6 Air exhaust 30 4 4 7 Location of the various connections 30 4 4 8 Colour coding of the...

Page 5: ...matic mode 62 8 1 3 Aborting the cycle 62 8 2 Moving away from the limit switch 62 8 3 Engaging the safety clutch 63 9 Maintenance 65 9 1 Maintenance schedule 65 9 2 Lubricant 66 9 3 Cleaning agent 66...

Page 6: ...4 12 4 Repair 84 12 5 Equipment lists and diagrams 84 12 5 1 Arranged according to technical area 84 12 5 2 Numbering in equipment lists and diagrams 84 12 6 Ordering spare parts 85 12 6 1 MB part num...

Page 7: ...hine and shows you among other things how the machine can be operated and serviced safely and economically In contrast to drawings and details in this OM the company reserves the right to make technic...

Page 8: ...ocess materials Servicing maintenance inspection repair Transport 1 3 Assessing the operating manual When drafting this OM we carefully applied standards DIN 62079 VDE0039 and EN ISO 12100 2 Despite o...

Page 9: ...2683 en 00 9 2 2 Product description 2 1 Assemblies The BS 820 consists of the following assemblies Machine Handling Crystal Gluing Station These assemblies and their function are presented below in b...

Page 10: ...ensioning unit with linear guide and two symmetrically arranged hydraulic cylinders Bearing unit Bearing unit with vertical axis and precision roller bearing to receive the wheels Wheel Wheel with cen...

Page 11: ...the automatic dressing of the saw band by making incisions in the dressing stone Electrical control Siemens PLC control system Modules for drive and positioning of the cutting feed infeed and dressing...

Page 12: ...2 2 5 is fed horizontally over two wheels Fig 2 2 3 and routed along both sides of the workpiece Fig 2 2 2 by guide jaws The band tensioning unit provides the appropriate tensioning force required by...

Page 13: ...moval 4 Identification device 5 Operating panel 6 Wafer holding device 7 Rod and end piece holder 2 1 2 1 Handling assembly function Handling is done automatically The following work steps are carried...

Page 14: ...station 4 Stand 5 Support 6 End piece holders 7 Adjusting unit 8 Measuring arm adjustment 2 1 3 1 Crystal gluing station assembly function The crystals to be processed are measured on the crystal glui...

Page 15: ...ng designations or symbols are for especially important information DANGER For a directly threatening hazard that can cause severe personal injuries or death WARNING For a hazard that may be directly...

Page 16: ...rent from or exceeding this is not regarded as intended use The manufacturer supplier is not responsible for any damage arising from this The user alone is responsible The intended use of the machine...

Page 17: ...3 5 2 Safety and danger notes on the machine Follow all safety and danger notes on the machine Keep all safety and danger notes at on the machine complete and in a legible condition 3 5 3 Changes to t...

Page 18: ...h Note Only the maintenance personnel has access to the main switch padlock 3 5 7 Decommissioning Decommissioning of machines can only be done by personnel authorised and fully trained by MB or by an...

Page 19: ...ble with cover open Movement of the saw band Hand injury possible Work carefully with the cover open Wear protective goggles Keep third parties at a distance DANGER Risk of electric shock Maintenance...

Page 20: ...ty switches Fig 3 1 2 and Fig 3 13 monitor the position of the cover The automatic mode cannot be started until the cover is closed and locked Fig 3 1 Cover safety switch Legend 1 Cover 2 Drive side s...

Page 21: ...gon socket head screws Fig 3 2 1 2 Open the lock and slide the door open Fig 3 2 Locking the sliding door Legend 1 Hexagon screws CAUTION The door must not be opened during automatic operation Locking...

Page 22: ...ig 3 3 2 regulates the supply of fresh water Coolant supply optional Legend 1 Level switch supply 2 Supply valve 3 Water flushing Fig 3 3 Coolant return Legend 1 Level switch return 3 8 4 Band drive s...

Page 23: ...tch in accordance with Chap 13 4 3 8 7 Band break monitoring If a band breaks an EMERGENCY SWITCH OFF is initiated 3 8 8 Emergency stop After the emergency stop button has been pressed the control sys...

Page 24: ...displayed in the coolant screens and automatic mode displays The limits can be set in screen 610 If the set coolant flow is exceeded or not met the automatic mode is discontinued 3 8 10 Motor cooling...

Page 25: ...data 4 1 Features Workpiece Length max incl top tail 800 2 900 mm Length cylindric part 2 420 mm Length of top tail 300 und 200 mm Diameter 305 320 mm Cutted block length 80 500 mm Thickness of test w...

Page 26: ...mm Width 50 mm Number 2 Distance between axes 2390 mm Material Aluminium Roller coating Polyurethan Coating hardness 97 Shore Speed 0 160 RPM Required power 13 kW Total travel 800 mm Travel path prog...

Page 27: ...ly 125 l Coolant tank waste 125 l Coolant pump supply 25 l min 6 bar Coolant pump waste 100 l min 2 bar Type SIMATIC Operator panel Viscontrol Touch SCD 1297 Length 6 503 mm Width 6 356 mm Height 3 78...

Page 28: ...28 10002683 en 00 BS 820 Product data 4 3 Layout Fig 4 1 Layout 6503 6356 3755 max 3782...

Page 29: ...rical connection has to be externally fused for all three phases Protection required 50 A inert integrated power protection operating class Voltage see machine sign Frequency see machine sign Connecti...

Page 30: ...rious connections Fig 4 2 Connections interfaces Legend 1 Elektrical connections 2 Compressed air 3 Vacuum 4 Air exhaust 5 Coolant supply 6 Coolant waste Quantity ca 5 7 l min Pressure max 2 bar Speci...

Page 31: ...chine must be placed on a solid flat and vibration free base The machine must not be installed at places directly exposed to heat sources such as solar radiation The machine is not suitable for use in...

Page 32: ...0 Product data 4 6 Emissions 4 6 1 Noise levels Noise level measured during cutting process 78 dB A 4 6 2 Used water Depending on the coolant used it must be disposed according to the regulations of t...

Page 33: ...3 en 00 33 5 5 Display and operating controls 5 1 Operating panel Fig 5 1 Operating panel Legend 1 Two hand control unit close cover 2 Screen Touch Screen 3 Joystick 4 Hardware buttons 5 Key pad 1 4 2...

Page 34: ...ator action is necessary 2 Blue lamp blinks slowly when two sharpening cycles are possible blinks fast when one sharpening cycle is possible illuminated when sharpening cycle is not possible 3 Red lam...

Page 35: ...back 6 Help key 7 One level forwards 5 3 1 S keys Fig 5 4 S keys Legend 1 System login Input user name and password 2 Input user defined passwords 3 Ready for automatic mode 4 Switching options on an...

Page 36: ...ndexing 6 Sharpening and dressing 7 Vacuum water air 8 Block unloading handling 9 Wafer unloading handling 10 Statistics cutting protocols maintenance 11 Cutting program automatics 12 Alarm screen 5 3...

Page 37: ...safety LowSafety low safety joystick confirmation key pressed HighSafety full safety cover closed 4 Messages events Dark no event present Flashing yellow at least 1 event present Green events confirm...

Page 38: ...itching on off not possible Displaying measured values Measured values are displayed against a grey background Fig 5 8 Displaying measured values Editable values Fig 5 9 Editable values Legend 1 Blue...

Page 39: ...osition can be held for max 20 minutes the corresponding movement can be executed Stop As soon as the confirmation key Fig 5 10 3 is released or pressed right in all movements are stopped in a control...

Page 40: ...tic on off 2 Band drive on 3 Feed slow up 4 Rapide feed up 5 Close cover 6 Clamping cylinder open 7 Lock doors machine side 8 Operation active 9 Automatic stop 10 Band drive off 11 Rapide feed down 12...

Page 41: ...is reached Lamp blinks Band drive up and brake run 4 Vorschub Eilgang auf The machine table approaches the saw blade fast 5 Close cover The cover closes Two hand control unit The cover can only be cl...

Page 42: ...ged 4 Emergency stop 12 Open cover Opens the cover Lamp illuminated Cover is closed and the command CLOSE COVER is not active Lamp blinks The command CLOSE COVER is active 13 Lock doors The doors are...

Page 43: ...and password Four password levels have been set Different rights have been set for each password level Note The entries are accepted with the Enter key Fig 5 13 7 Fig 5 13 Login Legend 1 User name 2 P...

Page 44: ...ation menu Fig 5 4 5 Fig 5 14 Configuration menu Legend 5 1 3 4 2 1 Changing language German English 2 Drive download is shown only at password level 4 3 Lamp test 4 Storing loading and deleting data...

Page 45: ...listed below Reference data Key combinations Configuration s_070 Fig 5 4 5 Storing loading and deleting data Fig 5 14 4 All reference values are stored read or deleted in the Reference directory Cond...

Page 46: ...input window 2 Data name selection window 3 Action keys Storing on the hard disk Loading from the hard disk Deleting from the hard disk Storing on memory stick network drive Loading from memory stick...

Page 47: ...oading process can be seen on the progress bar Fig 5 15 5 If the following reporting window appears the user has selected a wrong data profile Fig 5 17 Data profile window Note If this message appears...

Page 48: ...BS 820 Display and operating controls Note To start the Delete process the Enter key Fig 5 18 must be pressed The following reporting window must also be confirmed with the Enter key Fig 5 18 Delete...

Page 49: ...stem is brought up to speed The TOP screen with the login window appears 2 Enter the password and confirm the entry with OK 3 Choose Setup mode 4 Close and lock all the machine s hoods and doors 5 Fix...

Page 50: ...ff 6 2 Switching off the machine and control system When the main switch is switched off the following happens 1 the PC is powered down correctly 2 The machine control system is switched off 3 The mac...

Page 51: ...10002683 en 00 51 7 7 Setup...

Page 52: ...lock the cover and front window 4 Open the cover and front window 5 Loosen the clamping of both band guides Fig 7 1 2 SW8 ring spanner 6 Move both band guides with the crank Fig 7 1 1 right up to the...

Page 53: ...k that the saw band is resting on all band supports 4 Tension the saw band up to a maximum of 2000 N and press the confirmation button Fig 5 10 3 5 Retract the band supports and press the confirmation...

Page 54: ...ide 3 Switch on the water for the band guide 4 Change to the fall adjustment screen 5 Set the band drive override factor to 10 6 Switch on the band drive 7 Check the band concentric running using the...

Page 55: ...w 5 Clamping of guide jaw 6 Clamping of sliding block 7 Inhibiting air cover 8 Clamping of height adjustment 9 Sliding block 10 Guide jaws pair Procedure 1 Remove the inhibiting air cover Fig 7 2 7 2...

Page 56: ...e screws Fig 7 3 1 7 Undo clamps Fig 7 2 4 5 and 6 8 Adjust the rear guide jaw with Fig 7 2 2 until the guide jaw is touching the saw band 9 Tighten clamps Fig 7 2 4 5 and 6 to 5 Nm 10 Fit the front g...

Page 57: ...ing nozzles 4 Band flushing Position of cooling nozzles for saw band and sliding block Saw band nozzles The clearance between the saw band Fig 7 4 2 and cooling nozzles Fig 7 4 3 is 1 mm Sliding block...

Page 58: ...8 L min Fig 7 5 Adjusting coolant flow Setting for Legend 1 Band cooling centre 2 Band guide left 3 Band guide right 4 Band cooling rear 5 Band cooling front 6 Band reverse cooling right 7 Band revers...

Page 59: ...stone 3 Clamping of dressing stone 4 Move to loading position to replace the dressing stone 5 Unlock cover door 0 lock cover door 1 6 Confirming dressing stone replaced 7 Emergency Stop 8 Cover for ma...

Page 60: ...60 10002683 en 00 BS 820 Setup...

Page 61: ...Close the cover two hand operation 2 Select the TOP screen 3 Choose Automatic mode 4 Change to the Automatic screen 5 Enter the cutting parameters with calculation program if necessary see online hel...

Page 62: ...ains rejected 8 2 Moving away from the limit switch Note If a limit switch has been engaged this brings the system to an EMERGENCY stop Procedure 1 Cancel automatic mode 1 Abort the cycle 1 Choose the...

Page 63: ...imit switch and safety limit switch 1 Move the X1 axis manually by the toothed belt until the clutch engages Designation X1 Axis index axis Drive mode toothed belt Drive module A 641 2 Acknowledge the...

Page 64: ...64 10002683 en 00 BS 820 Cutting...

Page 65: ...ice life of the machine with good production quality In the event of faults or after repairs checks and maintenance work need to be done to fix the fault or do the repair Fault free operation and safe...

Page 66: ...l adjustment Replace Hydraulic oil Hydraulic filter 9 4 2 9 4 3 9 4 3 Annually Clean Cooling fins of the electric motors wheel drive servo drive of X and U axis fall adjustment drive hydraulic pump co...

Page 67: ...r is monitored by the control system and displayed on screen Note Interval and duration of the lubrication can be changed in the Water Vacuum Air F16 menu Fig 9 1 Automatic central lubrication lubrica...

Page 68: ...ubricant MOLYKOTE P40 Fig 9 2 Fall adjustment Legend 1 Threaded spindle 9 4 3 Hydraulic aggregate Interval Every 6 months or every 2500 hours Work Replace the hydraulic oil and hydraulic filter Lubric...

Page 69: ...ve the filter housing Fig 9 3 3 2 Replace the filter 3 Fit the filter housing Fig 9 3 3 4 Connect the compressed air 5 Check the air pressure with the pressure gauge Fig 9 3 2 6 bar 6 Set the pressure...

Page 70: ...the battery 4 Fit the cover Fig 9 4 1 9 5 3 Ground clearance Interval Annually Work The machine s ground clearance is to be checked annually When carrying out this check ensure that the machine stand...

Page 71: ...must be at least 3 mm thick Procedure 1 Take load off the brake switch on the compressed air 2 Undo the nut Fig 9 5 2 3 Turn the screw Fig 9 5 3 anti clockwise until contact with the bolt Fig 9 5 4 is...

Page 72: ...ance between the contact disk Fig 9 5 1 and nut Fig 9 5 2 clearance 2 5 mm 7 Move the switch Fig 9 5 6 if necessary 8 Turn the contact disk Fig 9 5 1 against the nut Fig 9 5 2 and tighten the contact...

Page 73: ...aring unit Fitting 1 Fit the lifting equipment Fig 9 6 1 to the wheel 2 Lift the wheel carefully with a crane or forklift 3 Align the wheel with the bearing unit i e align the positioning screw Fig 9...

Page 74: ...BS 820 Maintenance 6 Ensure that the wheel is supported correctly 7 Fasten the wheel in place with the 6 screws shown in Fig 9 6 5 Tightening torque 150 Nm 8 Fit the cover in Fig 9 6 3 watch out for O...

Page 75: ...and transport 10 1 Packing Take account of the following specific criteria when choosing packing Use only the original packing material Use a packing class in accordance with the valid regulations Pa...

Page 76: ...ctric cabinet with a crane Note The user must make sure that ropes hooks lifting equipment etc comply with the necessary safety regulations or meet them NOTICE Damage possible The fall adjustment secu...

Page 77: ...steerable rollers 10 2 3 Transport fixtures Parts that could move during transport are to be secured with fixtures to ensure they do not move 2 3 1 CAUTION Injury to people and material damage possibl...

Page 78: ...78 10002683 en 00 BS 820 Packing and transport...

Page 79: ...t conditions High accuracy of the BS 820 can only be expected if a suitable installation site is chosen and the following conditions met 11 1 1 Temperature 11 1 2 Humidity Room temperature 15 C 25 C F...

Page 80: ...moved with a crane or forklift truck The individual assemblies of the dismantled machine must be lifted from the transport floor by a crane at the designated points 11 3 Transport fixtures Remove the...

Page 81: ...hoe Legend 1 Machine base 2 Adjusting bolt 3 Counter nut 4 Machine shoe Procedure 1 Set a water level on top of the running wheel and align the machine horizontally with the adjusting bolts Fig 11 1 2...

Page 82: ...rong swap two phases of the connecting cable at the mains connecting terminals 11 5 2 Requirements on personnel doing the work The initial operation of the machine may only be carried out by personnel...

Page 83: ...during repair work and when replacing original parts in this context Only maintenance personnel has access to the key for the main switch padlock 12 2 Resources and material 12 2 1 Special tools measu...

Page 84: ...manner Diagrams and equipment lists are required for repairs and maintenance work The replacement of parts may only be carried out by qualified personnel in accordance with the requested documents dr...

Page 85: ...ber Mechanical components MB part numbers and designation can be identified in the assembly drawings and parts list Note Use original spare parts only 12 7 Fault reporting procedure Note The fault rep...

Page 86: ...86 10002683 en 00 BS 820 Repair Service...

Page 87: ...the power supply 13 1 2 Cleaning The machine must be thoroughly cleaned before being stored The slurry pipes must be flushed out NOTICE Bearing points can be destroyed during cleaning For this reason...

Page 88: ...ed 13 1 5 Packing The packing must protect the machine against external influences humidity heat hail etc 13 2 Storage conditions 13 2 1 Space required For details of dimensions and weights please see...

Page 89: ...rap the spindles completely in needle wrapping paper or equivalent material 3 Slide a synthetic tube over the wrapped spindles and enclose a desiccant bag 4 Weld the synthetic tube shut at both ends N...

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