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9. Care and maintenance

9.3 Clean grinding machine

After grinding and / or dressing work, the grinding machine must be cleaned with a moist rag or a
wet vacuum cleaner. Rub acid-free oil into the grinding machine. Clean the window with window
cleaning agent.

ATTENTION

Do not spray-wash the grinding machine
with water. This can damage the machine.

9.4 Other lubrication points

Press one round of grease into the lubrication
points at the marked places with grease gun once
a month. Grease the spindle (9-3/1) once every
month.

Figure 9-3

Adjustment axis

Содержание A950 II

Страница 1: ...Grinding Machine for Sickle shaped and Circular Knives Operating Instructions A950 II Status 08 2018 Version 1 3 Translation...

Страница 2: ...rating instructions Date of issue of the operating instructions August 22 2018 Copyright The copyright for these operating instructions and documents is held by KNECHT Maschinenbau GmbH These document...

Страница 3: ...12 2 3 Warranty and liability 12 2 4 Safety regulations 13 2 4 1 Organizational measures 13 2 4 2 Protective equipment 13 2 4 3 Informal safety measures 13 2 4 4 Selection and qualification of personn...

Страница 4: ...gram 29 7 2 2 Mount cam disc SP 116 30 7 2 3 Grind the slicer knife without suspension attachment 33 7 2 4 Grinding the slicer knife with suspension attachment 35 7 2 5 Grind circular knives 37 7 2 6...

Страница 5: ...ternet connection 61 9 Care and maintenance 62 9 1 Coolant 62 9 2 Lubricate cross table 62 9 3 Clean grinding machine 63 9 4 Other lubrication points 63 10 Malfunctions 64 10 1 Faults 64 11 Disassembl...

Страница 6: ...machine e g those entrusted with transportation installation commissioning operation including fault elimination in the process flow servicing maintenance repair In addition to the operating instruct...

Страница 7: ...ing out servicing maintenance and repair work on it CAUTION RISK OF INJURY FROM KNIFE prohibition sign on the base plate Work on the grinding machine involves grinding knives which could cause serious...

Страница 8: ...he rating plate is located on the right side of the machine behind the switch cabinet The serial number is located on the rating plate and on the front left of the machine 1 Important notes Figure 1 2...

Страница 9: ...added in brackets after the machine component Example 7 25 1 denotes figure number 7 25 item 1 Use SW6 Allen wrench to loosen and remove the screw at the center of the grinding wheel 7 25 1 by turning...

Страница 10: ...the section entitled Safety and the warning notes and have provided signed confirmation of this Checks are also carried out at regular intervals to ensure that the personnel are fulfilling their oblig...

Страница 11: ...all the instructions in the operating instructions The grinding machine is being used improperly if for example the slicer knife is removed without the cam disc attachments are not properly mounted 2...

Страница 12: ...ponents 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 permanently ava...

Страница 13: ...ure against restarting 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 immediate...

Страница 14: ...erfect condition Only use original replacement and wear parts If parts are purchased from external suppliers there is no guarantee that they are designed and manufactured to withstand the required lev...

Страница 15: ...tructions attachment points for hoisting equipment etc Only use suitable transport vehicles with sufficient load bearing capacity Attach the load securely Use appropriate attachment points Chapter 4 1...

Страница 16: ...ht 400 kg Power supply 3x 400 V Mains frequency 50 Hz Output 0 5 kW Power consumption 1 9 kW Energy consumption 4 A Back up fuse 16 A Control voltage 24 V DC Compressed air 6 bar 50 l min Measured A e...

Страница 17: ...sed to automatically sharpen slicer knives sickle shaped or circular knives with a size of maximum 900 mm The slicer knife is clamped onto a cam disc and sharpened along the knife edge by the grinding...

Страница 18: ...ion of modules 1 Hand wheel for grinding depth 2 Grinding unit 3 Water tray 4 Control unit with control panel 5 Cam disc SP 116 with knive 6 Water regulator 7 Machine feet Figure 3 2 General view of g...

Страница 19: ...ption 1 Grinding wheel rear 2 Angle adjustment scale 3 Coolant hose 4 Inductive switch 5 Drive pinion of cam disc 6 Grinding wheel front 7 Cam disc drive servo motor Figure 3 3 Grinding unit 1 3 6 7 4...

Страница 20: ...wheel clamp 4 Rear grinding wheel clamp 5 Maintenance unit 6 Cam disc pressure 3 4 1 Switching the grinding machine on off 1 Main switch Turning the main switch from 0 to I switches on the grinding ma...

Страница 21: ...panel 1 Touch panel 2 Emergency Stop button 3 Control ON button 4 Start Stop button 5 Setting Mode key switch Position 1 for setting mode Position 0 for auto matic mode 3 Description Figure 3 7 Contro...

Страница 22: ...ing wheel to change position 10 Pause after Step program stops after current step 11 Override adapt speed to grinding disc 12 F1 Knife Selection select the desired grinding program see Chapter 8 2 13...

Страница 23: ...mage is detected on unloading after acceptance of the delivery inform KNECHT Maschinen bau GmbH and the freight forwarder immediately If required consult an independent expert immediately Remove the p...

Страница 24: ...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 a qualif...

Страница 25: ...ench SW17 Check the machine for correct horizontal and vertical positioning by laying an appropriate machine water level on the respective guide rails Dismantle all the handling devices on the machine...

Страница 26: ...3 2 3 to 3 cm below the rim with water Open the safety doors Set the coolant hoses 6 1 1 as illustrated in the figure The gap from the rear grinding wheel 6 1 2 and the front grinding wheel 6 1 3 shou...

Страница 27: ...he coolant pump The direction arrow 6 4 1 indicates the direction of rotation of the coolant pump If required interchange the phases in the power plug ATTENTION Make sure the machine is correctly conn...

Страница 28: ...7 3 flashes Press Control ON button 3 7 3 then turn key switch 3 7 5 to the 0 position automatic mode 7 2 Grind knives 7 2 1 Load grinding program Press the touch panel button F1 Knife Selection 7 1...

Страница 29: ...ed NOTICE The name of the grinding wheel matching the grinding program appears on the main screen under Holder 7 3 2 This name is engraved on the cam disc The appropriate abrasive must be used for eac...

Страница 30: ...priately in the cam disc ATTENTION Incorrect positioning of cam disc SP116 can damage the limit switches and the drive pinion Close the safety doors Press Home position 7 7 1 on the touch panel in the...

Страница 31: ...32 ATTENTION Depending upon the size and dimension of the knife the knife can be unwieldy with a blade guard Ergonomics Do not step inside the machine room in order to insert the knife 7 Operation...

Страница 32: ...ard This can result in serious injuries CAUTION ATTENTION Only use knives suitable for the cam disc compare label on disc and knife Using an incorrect cam disc can damage the knife and machine Secure...

Страница 33: ...ng position press the Start Stop button 7 10 1 again to stop the machine NOTICE If you briefly press the Start Stop button the program is interrupted and the button flashes The grinding program contin...

Страница 34: ...the contour of the knife Secure the knife and blade guard from falling 7 13 3 with one hand and attach the clamping flange 7 13 1 mount the star handle 7 13 2 with the other hand Tighten the star han...

Страница 35: ...s the Start Stop button 7 14 1 again to stop the machine NOTICE If you briefly press the Start Stop button the program is interrupted and the button flashes The grinding program continues when the but...

Страница 36: ...e guard from falling 7 16 1 with one hand and attach the clamping flange 7 16 2 mount the star handle 7 16 3 with the other hand Tighten the star handle 7 16 3 Finally remove the blade guard 7 16 1 Cl...

Страница 37: ...7 17 1 again to stop the machine NOTICE If you briefly press the Start Stop button the program is interrupted and the button flashes The grinding program continues when the button is pressed again Pre...

Страница 38: ...wheel Check sharpness when the program ends Start Stop button no longer flashes If the knife is not yet sharp mark the blade on both sides with a pencil and grind again The marked places indicate whe...

Страница 39: ...s Change to settings via the main menu F5 Set tings 3 8 15 Press Dressing Position 7 21 1 on the touch panel to move the grinding wheels into dressing position ATTENTION Turn the Setup Mode key switch...

Страница 40: ...1 7 Operation Switch on the rear grinding wheel 7 23 1 by pressing Grinding wheel rear On Off 7 21 3 on the touch panel and carry out dressing as described above Figure 7 23 Dress rear grinding wheel...

Страница 41: ...Allen wrench to loosen and remove the screw at the center of the grinding wheel 7 25 1 by turning it counter clockwise Remove the front or rear grinding wheel and also the connection flange 7 26 1 if...

Страница 42: ...43 ATTENTION Only use original grinding wheels Using non original grinding wheels can result in damage to the knife and the grind ing machine 7 Operation...

Страница 43: ...4 7 Operation 7 5 Adjusting the grinding angle The grinding angle of the grinding wheels is adjusted based on the parameters in the grinding program see Chapter 8 3 3 Figure 7 27 Adjust grinding wheel...

Страница 44: ...Home position move grinding wheel to change position 10 Pause after Step program stops after current step 11 Override adapt speed to grinding disc 12 F1 Knife Selection select the desired grinding pr...

Страница 45: ...s are filed in this folder The grinding programs have the ending dat in the file name To load a grinding program proceed as follows Select the desired grinding program The name of the selected grindin...

Страница 46: ...le and can be loaded again from the file ATTENTION Changing the grinding data can cause mal function and damage to the machine Chang es may only be made under the supervision of KNECHT technicians or...

Страница 47: ...heel front Grinding wheel rear 8 3 3 Steps Tool selection of the abrasives Cycles number 1 2 3 Angle Tool 1 front angle adjustment of front grinding wheel Angle Tool 2 rear angle adjustment of rear gr...

Страница 48: ...49 Raise rear finish rear grinding wheel is raised from knife true yes false no Half cycle tool only does half cycle 8 Control system...

Страница 49: ...switch on off 3 Processing time current knife last knife and average in mins secs 4 F1 Axes Manual Mode axes are moved individually in manual mode 5 F2 Manual Functions allows manual operation of the...

Страница 50: ...es can also be controlled manually The individual axis positions are displayed at the top left of the sub menu Axes Manual Mode 1 move the selected axes in direction backwards 2 activate rapid travers...

Страница 51: ...that of the rear grinding wheel is angle back 8 8 6 In order to move the axes manually select the desired axis on the touch panel The selected axis is highlighted in blue The axes can be moved by mea...

Страница 52: ...disabled NOTICE Manual functions are not required in normal operation During maintenance work e g when changing grinding wheels the indi vidual machine components can be moved to a more easily access...

Страница 53: ...inding wheel rear 1 Switch on off rear grinding wheel drive 2 Move grinding wheel forwards backwards 3 Clamp release grinding angle adjustment 4 Switch on off drivecontrol grinding angle adjustment 8...

Страница 54: ...NTION Only open the brake when the knife assem bly has previously been moved away and forwards Otherwise there is a risk of damage to the machine since the cam disc can impact against the side wall in...

Страница 55: ...e Machine data display 8 14 shows the basic machine settings The data are saved in a file and can be loaded again from the file 1 F1 Load from file 2 F2 Save as 3 F4 Apply value 4 F6 Back return to pr...

Страница 56: ...m s Speed process mm s Waiting time knife assembly forward back ward in secs Waiting time knife assembly up down in secs Waiting time opening brake in secs Dwell time change of direction in secs 8 7 4...

Страница 57: ...r of errors that are hindering the operation of the machine at a particular moment Furthermore the sub menu provides information as to which errors have occurred and since when they have been active N...

Страница 58: ...on the touch panel to get back to the start screen Press F5 Options 8 21 1 on the touch panel A new window 8 22 opens 1 F1 Sysinfo 2 F2 Settings 3 F3 Language change language 4 F6 Back return to prev...

Страница 59: ...uch panel A new window 8 25 opens Use F3 Language 8 25 1 to open the language selection 8 26 The desired language is selected and automatically activated by pressing the corresponding touch panel butt...

Страница 60: ...tted In this way the manufacturer s technicians can perform a diagnosis of the ma chine change software settings and install or edit new grinding programs Team Viewer the program pre installed on your...

Страница 61: ...ugh must always be filled with water up to 3 cm below the rim The water trough can be pulled out in front for filling and cleaning The pump 9 1 1 including the guard can be removed by loosening and re...

Страница 62: ...id free oil into the grinding machine Clean the window with window cleaning agent ATTENTION Do not spray wash the grinding machine with water This can damage the machine 9 4 Other lubrication points P...

Страница 63: ...worn Mount connection flange or new grinding wheel The grinding machine does not run after pressing the Start button Protection hood is open Close the protection hood Emergency Stop button is activat...

Страница 64: ...mbly must be carried out by a qualified specialist company 11 2 Disposal At the end of service life the machine must be disposed of by a qualified specialist company In exceptional cases and by agreem...

Страница 65: ...f you 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 A 950 II Se...

Страница 66: ...K300NA B46 C60 d 100x60x40 EN 171741 412F 73 1510 46 ATTENTION Only use original grinding wheels Using non original grinding wheels can result in damage to the knife and the grinding machine If you r...

Страница 67: ...sent Designation of the machine Grinding Machine for Sickle shaped and Circular Knives Type designation A 950 II Applicable harmonized standards DIN EN ISO 12100 in particular DIN EN ISO 13850 DIN EN...

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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