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4

1. 

Important notes  

8

1.1 Foreword 

8

1.2 

Warnings and symbols in the operating instructions 

8

1.3 

 Warning plates and their meaning 

9

1.3.1 

Warning and prohibition signs on / in the grinding machine 

9

1.3.2 

General mandatory signs 

9

1.4 

Rating plate and machine serial number 

10

1.5 

Figure and item numbers in the operating instructions 

10

2. 

Safety  

11

2.1 

Basic safety instructions 

11

2.1.1 

Observe notes in the operating instructions 

11

2.1.2 

Operator's duty 

11

2.1.3 

Obligations on the part of the personnel 

11

2.1.4 

Hazards associated with handling the machine 

11

2.1.5 Malfunctions 

12

2.2 

Use as intended 

12

2.3 

Warranty and Liability 

12

2.4 

Safety regulations 

13

2.4.1 

Organizational measures 

13

2.4.2 

Protective devices 

13

2.4.3 

Informal safety measures 

13

2.4.4 

Selection and qualifications of the personnel 

13

2.4.5 

Machine control system 

14

2.4.6 

Safety measures in normal operation 

14

2.4.7 

Dangers due to electrical power 

14

2.4.8 

Particular danger zones 

14

2.4.9 

Servicing (maintenance, repair) and fault rectification 

15

2.4.10  Structural alterations to the grinding machine 

15

2.4.11  Cleaning the grinding machine 

15

2.4.12  Oils and greases 

15

2.4.13  Relocation of the grinding machine 

15

3. 

Description  

17

3.1 

Intended Use 

17

3.2 

Technical specifications 

17

3.3 

Functional description 

18

3.4 

Description of the assemblies 

19

3.4.1 

Switching the grinding machine on / off 

22

3.4.2 

Control panel 

23

3.4.3 

Layout of the user interface (main screen) 

24

Table of Contents

Содержание A 95

Страница 1: ...Operating Instructions Circular and Sickle Knife Grinding Machine Status 05 2018 Version 1 5 Translation A 95...

Страница 2: ...f issue of the operating instructions May 28 2018 Copyright The copyright for these operating instructions as well as other documents for the machine operator is held by KNECHT Maschinenbau GmbH These...

Страница 3: ...12 2 4 Safety regulations 13 2 4 1 Organizational measures 13 2 4 2 Protective devices 13 2 4 3 Informal safety measures 13 2 4 4 Selection and qualifications of the personnel 13 2 4 5 Machine contro...

Страница 4: ...1 7 2 1 Loading the grinding program 31 7 2 2 Clamping the knife 33 7 3 Adjusting the polishing unit optional 36 7 4 Dressing the front rear grinding wheels 37 7 5 Changing the front rear grinding whe...

Страница 5: ...e grinding wheel slide 59 9 4 Greasing the angle adjustment slide 59 9 5 Greasing the serrating unit optional 60 9 6 Greasing the polishing unit optional 60 9 7 Greasing the compound slide rest 61 10...

Страница 6: ...7 Table of Contents 13 Appendix 68 13 1 EC Declaration of Conformity 68...

Страница 7: ...tion including fault elimination in the process flow as well as servicing maintenance repair In addition to the operating instructions and the binding accident prevention regulations applica ble in th...

Страница 8: ...out servicing maintenance and repair jobs on it CAUTION RISK OF INJURY FROM ABRASIVE PARTICLES DURING DRESSING warning notice on the dressing device Dressing the grinding wheel gives rise to abrasive...

Страница 9: ...n in a figure then a figure or item number is add ed in brackets after the machine component Example 6 1 1 denotes figure number 6 1 item 1 Open the safety doors Set the coolant hose 6 1 1 as illustra...

Страница 10: ...s particularly the Safety section and have read and understood the warning notes They have given a signed confirmation of this in writing Checks are also carried out at regular intervals to ensure tha...

Страница 11: ...in such cases Use as intended includes the observance of all the instructions in the operating instructions The grinding machine is being used improperly if e g knives are sharpened without holder pla...

Страница 12: ...f sub components are supplied the protective equipment must be correctly attached by the operator according to the instructions 2 4 3 Informal safety measures The operating instructions must be perman...

Страница 13: ...estarting Before switching on the grinding machine ensure that no one is exposed to any risk from the start up of the machine If there are any functional faults stop the machine immediately and secure...

Страница 14: ...fect condition Use only original replacement and wear parts If parts are purchased from external suppliers it cannot be guaranteed that they will be constructed and manufactured to withstand the stres...

Страница 15: ...the operating instructions attachment points for hoisting equipment etc Only use suitable transport vehicles with sufficient load bearing capacity Attach the load securely Use suitable attachment poin...

Страница 16: ...800 kg Voltage supply 3x 400 V Mains frequency 50 Hz Output 9 kW Power consumption 11 kW Energy consumption 14 A Back up fuse 32 A Control voltage 24 V DC Compressed air 6 5 bar 50 l min Measured A ev...

Страница 17: ...ith a radius up to 600 mm in an automatic process Optionally they can also be used to measure knives for radial runout serrate re serrate knives as well as polish knife blades The knife is clamped ont...

Страница 18: ...uring device optional 2 Laser pivoted 3 Front and rear grinding unit 4 SP 195 holder plate with X axis Z axis and B axis 5 Water tray 6 Adjustable machine feet 7 Polishing unit optional 8 Safety doors...

Страница 19: ...angle adjustment concealed 4 Rear grinding wheel 5 Front grinding wheel 6 Scale for front angle adjustment 1 Laser button optional 2 X axis 3 B axis 4 Z axis 5 Profiling wheel optional 6 SP 195 holde...

Страница 20: ...r 4 Rear grinding wheel pressure reducer 4 bar 5 Pressure monitoring 6 Front grinding wheel pressure reducer 4 bar 7 Coolant tap 1 Coolant pump concealed 2 Star knob 3 Description Figure 3 6 Water tra...

Страница 21: ...al lamp yellow control on green automatic mode blue setting mode 2 Main switch 3 Cooling system Turning the main switch from 0 to I switches on the grinding machine Turning the main switch from I to 0...

Страница 22: ...estart the machine continues the grinding program from the point where it was interrupted 6 Abort Program button Aborts a running program 7 RESET Error button Resets the machine control unit knife typ...

Страница 23: ...s the grinding program same as the STOP button 3 8 5 9 F3 STOP after Cycle 10 F4 Home Position Holder plate moves to the home position specified in the machine data varies according to machine 11 F5 C...

Страница 24: ...n The knife to be processed is selected 18 F12 Back For going back to the previous screen NOTICE The assignment of the touch panel buttons varies according to the current display screen The respective...

Страница 25: ...llowing unloading after acceptance of the delivery inform KNECHT Maschinenbau GmbH and the freight forwarder about it immediately If required consult an independent expert immediately Remove the packa...

Страница 26: ...rooms 5 3 Supply connections The grinding machine is delivered ready for connection with the appropriate connection cable Have a qualified electrician on site install the current supply Have the comp...

Страница 27: ...e water level on the respective guide rails Dismantle all the handling devices on the machine Ensure that all the axes can be moved freely Have a qualified electrician on site install the current supp...

Страница 28: ...lant hose 6 1 1 as illustrated in the figure The distance between the rear grinding wheel 6 1 2 and the front grinding wheel 6 1 3 should be approx 5 cm The coolant hose must not touch the grinding wh...

Страница 29: ...ntrol unit with the Control ON button 6 3 1 ATTENTION Do not press the START button 3 8 4 under any circumstance Check the direction of rotation of the coolant pump The direction arrow 6 4 1 indicates...

Страница 30: ...signal lamp 3 7 1 illuminates in yellow Press Control ON button 3 8 3 then turn key switch 3 8 9 to 0 position automatic mode 7 2 Grinding the knives 7 2 1 Loading the grinding program Press the F11...

Страница 31: ...Name row 7 2 1 Check the knife image 7 2 3 abrasives used 7 2 4 7 2 5 7 2 6 7 2 7 serration tooth shape 7 2 8 and change as necessary Images and data must match the abrasives used NOTICE The number of...

Страница 32: ...7 3 1 as shown in the figure ATTENTION Grease the thread since it will be damaged otherwise Only use knife that matches the holder plate compare labels Using an incorrect holder plate can damage the...

Страница 33: ...fe 7 6 1 with the knife guard 7 6 2 on Never mount the knife without blade guard This can result in serious injuries CAUTION Screw on the knife with the centering screw 7 7 1 7 Operation Figure 7 6 Mo...

Страница 34: ...clamping flange Place the clamping flange 7 8 1 on top and fix with the hexagon head screw 7 8 2 provided for the purpose Then tighten with the SW19 socket wrench 7 9 1 provided for the purpose Remov...

Страница 35: ...ty doors 3 2 8 Open coolant tap 3 5 7 Press the START button 7 11 1 The grinding process starts 7 3 Adjusting the polishing unit optional Turn the knurled nut to adjust the polishing unit optimally to...

Страница 36: ...via the F9 Manual Functions 3 9 15 main menu Move the grinding wheels to dressing position by pressing the Start button 7 13 1 on the touch panel ATTENTION Turn the Setting Mode key switch 3 8 9 to 1...

Страница 37: ...ition by pressing the Start button 7 16 1 on the touch panel Open the safety doors ATTENTION Turn the Setting Mode key switch 3 8 9 to 1 position 1 h Use SW6 Allen wrench to loosen and remove the scre...

Страница 38: ...ith an M8x40 screw NOTICE Two connection flanges with corresponding screws are included in the accessories ATTENTION Use only original grinding wheels Using other than original grinding wheels can cau...

Страница 39: ...rning it counter clockwise with SW22 and SW10 flat wrenches Remove the profiling wheel and mount the new one in reverse sequence of steps Attach the protective hood ATTENTION Use only original profili...

Страница 40: ...y in manual mode 4 F4 Reset Processing Period The processing period is reset 5 F5 Grinding Data For setting grinding data according to the knife 6 F6 Machine Data For displaying editing machine data t...

Страница 41: ...errate 8 4 via F8 Settings 3 9 14 Activate Measure with F3 Enable Disable 8 4 6 and Serrate with F7 Enable Dis able 8 4 9 After activation the program is started with F1 Automatic START 3 9 7 The lase...

Страница 42: ...e with F7 Enable Disable 8 4 9 The program traces the complete knife and measures the teeth in doing so The gage stops at the lowest first point Determine the grinding depth with the help of F1 PLUS 8...

Страница 43: ...parameter Start At 8 4 13 the knife can be ground from a particular tooth onwards After F1 Automat ic START 3 9 7 the machine moves to this tooth and then waits for the manual setting of orientation...

Страница 44: ...left of the Axes sub menu 1 F1 Moving the selected axes in direction backwards 2 F2 Activating in the respective direction in combination with F1 or F3 Rapid Traverse 3 F3 Moving the selected axes in...

Страница 45: ...ate is the B axis 8 6 1 The master axis is a virtual axis and cannot be controlled manually The angle movement of the rear grinding wheel is called Grinding back 8 5 11 The angle move ment of the fron...

Страница 46: ...a are saved in a file and can be loaded again from the file ATTENTION Changing the grinding data can cause mal functions and machine damage Changes may only be made under the supervision of KNECHT tec...

Страница 47: ...are set in the settings under F7 Holder Data 8 1 7 Processing speed Processing speed at which the knife rotates during the grinding process mm s Front speed Rear speed Knife thickness Thickness of the...

Страница 48: ...fe distance from profiling wheel while rotating Speed while approaching the knife Speed at which the knife is approached Speed during serration Speed at which serration is carried out Waiting time aft...

Страница 49: ...z 2 rear Distance at which the rear grinding wheel is applied on the knife at contour start End Offset Wkz 2 rear Distance at which the rear grinding wheel is applied on the knife before contour end Y...

Страница 50: ...ION Buttons highlighted in green are enabled Buttons highlighted in gray are disabled NOTICE Manual functions are not needed in normal operation During maintenance work e g when changing the grinding...

Страница 51: ...4 Polishing Unit see Chapter 8 5 5 13 F10 Save For saving changes 14 F11 Mode 15 F12 Back For going back to the previous screen 8 5 2 Front grinding wheel 1 Switch front grinding wheel drive On Off 2...

Страница 52: ...rofiling wheel drive On Off 2 Switch counter clockwise rotation of profiling wheel drive On Off 3 Move contour scanner to measuring position 4 Move contour scanner to home position 5 Switch minimum qu...

Страница 53: ...rrors that are hindering the operation of the machine at a particular moment Furthermore the sub menu informs as to which errors have occurred and since when they have been active NOTICE No settings c...

Страница 54: ...Grinding Wheel Shows the start end offset of the contour relative to the front grinding wheel 5 F7 Rear Grinding Wheel Shows the start end offset of the contour relative to the rear grinding wheel 6 F...

Страница 55: ...e Limits 3 F12 Back For going back to the previous screen 8 9 Knife selection The Open dialog box 8 25 from Windows ap pears The folder C Product is displayed auto matically The grinding programs for...

Страница 56: ...s of the machine change software settings and install or edit new grinding programs Team Viewer the program pre installed on your machine is needed for setting up the internet connection An active int...

Страница 57: ...rim The water tray can be pulled out in front for filling and cleaning 9 1 1 Coolant additive Do not add any coolant additives to the coolant ATTENTION Do not allow the laser to come into contact with...

Страница 58: ...angle adjustment slide To grease the slide open the safety doors of the machine Place grease gun on the two front lubrication points 9 3 and lubricate the slide Place grease gun on the two rear lubri...

Страница 59: ...r customary make Press one round of grease into the lubrication point once a month 9 6 Greasing the polishing unit optional To grease the polishing unit open the safety doors of the machine Place grea...

Страница 60: ...ts 9 9 and lubricate the compound slide rest from the side Place grease gun on the three lubrication points 9 10 and lubricate the compound slide rest from below We recommend OEST Multi Purpose Grease...

Страница 61: ...ns on the knife after the honing wheel Have the program run in the other direction of rotation or add a second step only honing Grinding wheel no longer touches the knife Change Y axis offset in the p...

Страница 62: ...ta 10 1 4 Serrating Malfunction Fault Remedy Tooth shape is not pronounced Wrong profiling wheel is mounted too thin Check profiling wheel Profiling wheel is worn out Change profiling wheel Tooth shap...

Страница 63: ...been displaced Re align the laser limit stop via the adjusting screw and check on empty holder plate Holder plate has twisted Check position with setting gage Serration is not uniform throughout Lase...

Страница 64: ...d out by a qualified specialist company 11 2 Disposal At the end of the machine service life it must be disposed of by a qualified specialist company In exceptional cases and in agreement with KNECHT...

Страница 65: ...u need spare parts please use the spare parts list provided with the machine Please place your order as shown below Please always include the following information Example Machine type A95 Machine ser...

Страница 66: ...g wheel EK d 100x60xd 40 K320 412B 80 0798 Grinding wheel EK brown d 100x60xd 40 K320 412B 80 0825 Grinding wheel EK d 100x60xd 40 K800 412B 80 0800 25 Grinding wheel EK d 100x60xd 40 K800 412B 80 080...

Страница 67: ...out our consent Designation of the machine Circular and Sickle Knife Grinding Machine Type designation A 95 Applicable harmonized standards DIN EN ISO 12100 1 in particular DIN EN ISO 12100 2 DIN EN 6...

Страница 68: ...KNECHT Maschinenbau GmbH Witschwender Stra e 26 88368 Bergatreute Germany T 49 7527 928 0 F 49 7527 928 32 mail knecht eu www knecht eu...

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