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5.4 Replacing parts subject to wear

MAINTENANCE

6.452

5.4 Replacing parts subject to wear

NOTE

Test heads with worn slide-on or protective strips can be repaired prop-
erly only by the manufacturer!

Fig. 5.6 Wear parts in the test heads

Fig. 5.5 Wear parts of the test head

slide ring

1481649

collared bush

1196588

collared bush

1196588

slide ring

1481649

collared bush

1196588

tension spring 0163309

collared bush

1196588

Содержание CIRCOGRAPH DS

Страница 1: ...CIRCOGRAPH DS Sensor system Ro 65 6 452 Operating Instructions Original Instructions...

Страница 2: ......

Страница 3: ...rating Instructions is essential for avoiding equipment faults and for ensuring trouble free operation It is therefore of the utmost importance that the entire Operating Instructions are made known to...

Страница 4: ...direct or indirect reproduction and transmission to unauthorized third parties is not permitted Registered trade mark CIRCOGRAPH is a registered trademark or brand name of INSTITUT DR FOERSTER GmbH C...

Страница 5: ...rs 3 1 9 Personal safety equipment 4 1 10 Safety measures at the installation location 4 1 11 Protective safety devices 4 1 12 Behaviour in the event of an emergency 4 1 13 Declaration of Conformity 5...

Страница 6: ...eter 30 4 3 1 Preparation 30 4 3 2 Removing Entry Nozzle 31 4 3 3 Adjusting nominal diameter 32 4 3 4 Fitting protective nozzles 36 4 3 5 Setting the roller guides 38 4 3 6 Positioning the sensor syst...

Страница 7: ...I 5 5 Maintenance of the roller guides 51 5 5 1 Lubrication 51 5 5 2 Replacing the track rollers 52 5 5 3 Removing the roller guide levers 53 5 6 Checking and changing the V ribbed belt 54 5 7 List of...

Страница 8: ...Table of Contents IV 6 452 Notes...

Страница 9: ...nce of the machine must be appropriately qualified and must strictly follow the information provided in these operating instruc tions Your safety is at stake 1 2 Safety information and tips The follow...

Страница 10: ...with a suitable conveying mechanism and a lifting table On no account may you convert or modify the sensor system arbitrarily for reasons relating to safety DANGER Masses rotating at high speed pose...

Страница 11: ...devices or render them inoperable by making modifications to the system 1 7 Workstations The workstation is located on the electronic equipment cabinet or on the operating panel of the sensor system...

Страница 12: ...n and unobstructed by issuing appropriate in company instructions and con ducting inspections 1 11 Protective safety devices The CIRCOGRAPH sensor system is shut down when opening the housing safety s...

Страница 13: ...requirements of following European Directives and corresponding Standards European Directive 2006 42 EC Safety of machinery European Standards EN 12100 1 2 EN 14121 1 EN 60204 1 European Directive 200...

Страница 14: ...1 13 Declaration of Conformity SAFETY 6 6 452 Notes...

Страница 15: ...l 5 to 65 mm Preferably continuous testing also separate piece testing Surface free of scale wherever possible bright Testing without physical contact at rotational speeds up to 6 000 rpm End conditio...

Страница 16: ...s a signal Thus the rotating system generates a high number of consecutive signals that reliably indi cate a flaw of a certain length The testing speed is a result of the number of rotating probes int...

Страница 17: ...the sensor system which scans the test material and generates the eddy current signal A separate leaflet CIRCOGRAPH DS System 6 430 Order No 163 852 1 will inform you about the according test electron...

Страница 18: ...0 6 452 Fig 2 2 CIRCOGRAPH Sensor system Ro 65 main view legend ref to Chp 2 7 Fig 2 3 CIRCOGRAPH Sensor system Ro 65 basic components Throughput Roller guide Clamping ring Entry nozzle Outer sleeve E...

Страница 19: ...contact and burst protection as well as dust collection This chamber is provided to connect an external extraction system to be provided by customer The sensor system consists of the following compuls...

Страница 20: ...athematical relationship between the number and track width of the test heads the rotational speed and the testing speed The following table shows these relationships and gives typical examples for a...

Страница 21: ...f a V ribbed belt It is sup ported in the housing by two high speed bearings The high precision rotating disc for holding the test heads is fitted on the front side A pivot mounted spiral disc with an...

Страница 22: ...nt for the rotat ing probes from the stator to the rotor and in the opposite direction transmits the test signal to the test electronics for evaluation Rotating head electronics The rotating head elec...

Страница 23: ...ational speed to test speed For applications with changing testing speeds The motor control supplies the required voltages and currents and contain the necessary switching and safety devices contactor...

Страница 24: ...ies are observed Protective nozzles are available in nominal sizes of 5 0 to 67 mm They limit the maximum eccentricity of the test material within the zone to be tested to a narrow dimension within wh...

Страница 25: ...les can be ordered from INSTITUT DR FOERSTER or can be manufactured by the customer on the basis of drawings WARNING Operation without protective nozzles is not permitted for damage and safety reasons...

Страница 26: ...mply since the rotating probes periodically scan the test flaw and dis play the signal quasi statically For setting of clearance compensation there is no need to hold the cali bration piece centricall...

Страница 27: ...adjustable according to a scale Probe track width of TH 2x2 5 mm 2x5 and 2x10 mm Testing speed for gapless testing 2x5 mm track width vmax _ for 2 TH rpm 3 000 1 m s rpm 6 000 2 m s Dimensions see di...

Страница 28: ...2 5 Dimension sheet FUNCTIONAL DESCRIPTION 20 6 452 2 5 Dimension sheet Fig 2 9 Dimension sheet I Entry side...

Страница 29: ...FUNCTIONAL DESCRIPTION 2 5 Dimension sheet 6 452 21 Fig 2 10 Dimension sheet 2...

Страница 30: ...ckaging e g fragile store in a dry place this way up etc Storage conditions storage in unopened original packaging in closed rooms temperature range 20 C to 70 C max relative humidity 95 condensation...

Страница 31: ...452 01 1001 50 1253158 9 1 Inner sleeve 6 452 01 1001 5002 1254421 9 2 Outer sleeve 6 452 01 1001 5001 1254430 2 Clamping ring exit 6 452 01 1001 0006 1253751 6 Housing flange 6 452 01 1001 0001 1253...

Страница 32: ...2 7 Standard Components FUNCTIONAL DESCRIPTION 24 6 452 Notes...

Страница 33: ...ble skid for protecting the cables against damage when traversing the lifting table The two horizontal end positions of the lifting table service position test position should each be monitored with a...

Страница 34: ...the electronic cabinet and the other system components e g control cabinets motor control ro tating heads with the next main protective conductor terminal 16 mm2 A green yellow lead with 16 mm2 Cu is...

Страница 35: ...nsion change WARNING Risk of injury Do not intervene manually in the sensor system when the rotating unit is running Switch off drive before carrying out any work Wait for machine standstill Decelerat...

Страница 36: ...epending upon test material diameter Test results Protective Nozzles Diameter DD mm Test material Diameter D mm optimal normal limited The protective nozzles can be selected more precisely depending o...

Страница 37: ...river warped a f 5 mm extended 012 561 0 Hexagon screwdriver warped a f 6 mm extended 012 562 8 Hexagon screwdriver warped a f 8 mm extended 012 563 6 Hexagon screwdriver warped a f 4 mm with pin 016...

Страница 38: ...r system out of the testing section Opening the roller guides Turn the locking bolt in ccw direction up to the stop Swivel out the roller guide WARNING For safety reasons a safety switch interrupts th...

Страница 39: ...452 31 4 3 2 Removing Entry Nozzle Unscrew three Allen screws M 6 x 22 DIN 912 A Open and remove the clamping ring 8 Remove the nozzle 7 out of the housing flange 6 Fig 4 2 Changing the entry nozzles...

Страница 40: ...ter OPERATION 32 6 452 4 3 3 Adjusting nominal diameter Housing flange Unscrew three Allen screws M 6 x 10 DIN 912 C Turn ccw and remove housing flange NOTE Mass housing flange approx 7 kg Allen screw...

Страница 41: ...on APK A of minimum 0 2 mm is given With worse testing conditions e g drawing line with bented ends or reduced guidance quality a higher probe protection is given with that scale setting bright materi...

Страница 42: ...lamped when reverse winding Untighten two clamping screws C approx turn Adjust probe lever to the new nominal diameter with hexagon screw driver a f 5 according to the scale Tighten two clamping screw...

Страница 43: ...DIN 912 E Remove inner sleeve 12 1 with exit nozzle fitted 3 from outer sleeve 12 2 NOTE Outer sleeve 12 2 remains fitted Remove exit nozzle 3 with dovetail from inner sleeve 12 1 Nozzle 30 mm Untight...

Страница 44: ...me nominal diameter WARNING Adjust the test heads to the nominal diameter of the protective nozzles before inserting the nozzle Inserting the nozzle into a test head arrangement that is too narrow can...

Страница 45: ...etail guide of the inner sleeve 12 1 Insert the inner sleeve 12 1 with exit nozzle 3 fitted into the outer sleeve 12 2 Tighten three Allen screws M 6 x 16 DIN 912 with 6 Nm E Exit nozzle 30 mm NOTE Th...

Страница 46: ...e stop If required set track roller approx 0 4 to 1 0 mm closer in diameter ro tating by 40 max 100 at the hand wheel NOTE A lower pretension of the track rollers protect both the test material and tr...

Страница 47: ...pm The motor control supplies the required voltages and currents and contain the necessary switching and safety devices contactors motor protection switches protective circuits Achievable throughput s...

Страница 48: ...0 sec 6 000 rpm Deceleration times without braking approx 210 sec 3 000 rpm approx 360 sec 6 000 rpm Deceleration times with braking approx 15 sec 3 000 rpm approx 30 sec 6 000 rpm The rotating head m...

Страница 49: ...sary test heads may be pretensioned by a spring to achieve wide opening when the motor is switched off for feeding the test material in and out Dimension change definitions Position of the test heads...

Страница 50: ...zzle robust 6 452 01 3212 Exit nozzle robust 6 452 01 3222 DD Test material 0 5 mm 5 0 to 7 9 DD Test material 1 0 mm 8 0 to 15 DD Test material 1 5 mm 15 1 to 25 DD Test material 2 0 mm 25 1 to 50 Ta...

Страница 51: ...ions a sufficient probe protection APK A of minimum 0 2 mm is given With worse testing conditions e g drawing line with bented ends or reduced guidance quality a higher probe protection is given with...

Страница 52: ...4 6 Application drawing line OPERATION 44 6 452 Notes...

Страница 53: ...are valid for maximum rotational speed 6 000 rpm Important Parts which are worn or damaged must be replaced immediately when changing dimensions each shift each week each month Roller guide clean chec...

Страница 54: ...r Make sure the areas around the rotating parts are clean Remove abrasion and dirt with an industrial vacuum cleaner Clean rotating disc and test heads Clean test piece sensor external with a soft clo...

Страница 55: ...10 DIN 912 C Turn and remove housing flange Loose the test head Remove three Allen screws 6 M3 x 8 DIN 912 Remove cover 7 Remove Allen screw 8 M5 x 10 DIN 6912 Remove washer 9 Remove the test head Un...

Страница 56: ...sa Note the correct installation position The stop on the test head must contact the control edge of the rotating disc Do not kink or twist the ribbon cable Check mobility of the test head Engage the...

Страница 57: ...NANCE 5 3 Removing and fitting the test heads 6 452 49 Fig 5 3 Test heads fitted lid 7 not assembled spring in standard position Fig 5 4 Test heads fitted lid 7 not assembled spring in position drawin...

Страница 58: ...th worn slide on or protective strips can be repaired prop erly only by the manufacturer Fig 5 6 Wear parts in the test heads Fig 5 5 Wear parts of the test head slide ring 1481649 collared bush 11965...

Страница 59: ...5 5 Maintenance of the roller guides 5 5 1 Lubrication The lubrication points marked with CLP 68 must be lubricated 1 x weekly with lubricant oil of ISO viscosity class 68 DIN 51519 or similar Fig 5 7...

Страница 60: ...ollers at the same time When roller leaver 4 fitted open the roller guides to the maximum diameter Unscrew the Allen screw 1 M 6 x 40 DIN 912 Draw off track roller 3 with roller pin 2 inserted Push ro...

Страница 61: ...of leaver 4 Remove fishplates 11 Unscrew groove nut 8 Remove washer 9 shim washer 10 if present O ring 2 and thrust washer 3 Pull leaver 4 thrust washer 3 and O ring 2 off bearing pin 1 Reassemble vic...

Страница 62: ...Checking and changing the V ribbed belt Set the belt s bowing under load so that it does not whistle or lisp during accelera tion NOTE For exact tensioning check with a spring balance Fig 5 10 Checki...

Страница 63: ...crews M8 x 25 DIN 912 accessible through the 4 holes in the belt pulley In order to tension the belt adjust the hexagon screw M8 x 25 DIN 933 and lock with nut M8 DIN 934 Fig 5 12 Setting the belt ten...

Страница 64: ...ve the belt cover Loosen the clamping screws M8 x 25 DIN 912 ref to Fig 5 12 Loosen the hexagon screw M8 x 25 DIN 933 and lock M8 DIN 934 ref to Fig 5 13 lower the motor Unscrew eight Allen screws M 6...

Страница 65: ...rews must be checked for damage earth fault They must be replaced by new ones if necessary Put on faceplate tighten eight Allen screws M 6x16 DIN 912 with max torque of 4 Nm Tension the belt according...

Страница 66: ...5 6 452 01 2321 1664514 6 452 03 2321 2 4 Test head track width 2 x 10 1447033 6 452 01 2331 1664522 6 452 03 2331 2 4 Tension spring 0163309 Fa Gutekunst 2 4 Collared bush 1196588 4 8 Slide ring 1481...

Страница 67: ...TS Semi finished Product Testing In Laisen 70 72766 REUTLINGEN GERMANY Telephone Fax E mail Internet 49 7121 140 270 49 7121 140 459 ts foerstergroup de www foerstergroup de 6 452 Order no UA06 EN 18...

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