KNECHT HV 25-1 Operating Instructions Manual Download Page 39

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KNECHT Maschinenbau GmbH

Witschwender Straße 26

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88368 Bergatreute

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Germany

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T + 49 -7527- 928-0

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F + 49 -7527- 928-32

[email protected]

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www.knecht.eu

Summary of Contents for HV 25-1

Page 1: ...Status 07 2022 Version 1 0 Translation Operating Instructions Circular Knife Grinding Attachment HV 25 1 HV 25 2 HV 25 2 HV 25 1...

Page 2: ...Date of issue of the operating instructions July 29 2022 Copyright The copyright for these operating instructions as well as other documents for the machine operator is held by KNECHT Maschinenbau Gm...

Page 3: ...ol system 12 2 4 6 Safety measures in normal operation 12 2 4 7 Hazards due to electrical power sources 12 2 4 8 Particular hazard areas 12 2 4 9 Servicing maintenance repair and fault rectification 1...

Page 4: ...ar knife on the grinding wheel 25 7 1 3 Swiveling the circular knife grinding attachment 25 7 1 4 Setting the grinding angle 26 7 1 5 Grinding the circular knife 27 7 1 6 Deburring the circular knife...

Page 5: ...e spare parts and accessories 37 10 1 Postal address 37 10 2 Service 37 10 3 Spare parts 37 10 4 Accessories 38 10 4 1 Abrasives used etc 38 11 Appendix 39 11 1 EU Declaration of Conformity 39 Table o...

Page 6: ...sport installation commissioning operation including error rectification during operation as well as servicing maintenance repair Recognized technical standards for safe and professional work must be...

Page 7: ...ne which is shown in a picture the figure and position number is given in brackets Example 7 17 1 means picture number 7 17 position 1 Fit the mounting flange d 70 mm 7 17 1 with the hole 7 17 2 facin...

Page 8: ...tachment have read and understood the operating instructions in particular the section entitled Safety and the warning notes and have provided signed confirmation of this The safety awareness of the p...

Page 9: ...corresponding holding fixtures First check whether the holding fixture matches the knife to be ground The knife can only be ground if this is the case Any other use is considered to be improper KNECH...

Page 10: ...cified in the operating instructions 2 4 2 Protective equipment Before commissioning the circular knife grinding attachment always ensure that all protective equipment is properly mounted and in funct...

Page 11: ...mmediately shut down the circular knife grinding attachment and secure it against restart Before you switch on the grinding machine ensure that no one can be injured by the start up of the machine In...

Page 12: ...ny cleaning agents and materials used and dispose of them in an environmentally friendly manner Dispose of the wear parts and replacement parts in a safe and environment friendly manner 2 4 12 Lubrica...

Page 13: ...25 1 and HV 25 2 are used to grind circular knives The devices are used on the KNECHT grinding machines of the S 20 model series 3 2 Technical specifications 3 2 1 Circular knife grinding attachment...

Page 14: ...20 grinding machine For grinding circular knives d 250 470 mm the Circular knife grinding attachment HV 25 2 is mounted on the S 20 grinding machine The circular knife grinding attachments enable angl...

Page 15: ...ular knife grinding attachment HV 25 1 for circular knives d 80 250 mm 1 Hand wheel for angle adjustment 2 Grinding lever 3 Locking pin 4 Circular knife d 90 mm 5 Grinding wheel with guard Figure 3 3...

Page 16: ...inding attachment HV 25 2 for circular knives d 250 470 mm 1 Hand wheel for angle adjustment 2 Circular knife d 430 mm 3 Knife guard 4 Grinding lever SH 104 5 Deburring device Figure 3 4 Circular knif...

Page 17: ...xpert must be called in immediately Remove packaging and fastening straps Dispose of packaging in an environmentally friendly manner 4 3 Transport to another installation site For transport to another...

Page 18: ...B chapter 3 2 2 5 3 Settings KNECHT Maschinenbau GmbH will configure the various components before delivery ATTENTION Unauthorized changes to the preset values are not permitted and can damage the cir...

Page 19: ...counterclockwise 6 Commissioning All work must be performed by authorized trained personnel Observe the locally applicable safety and accident prevention regulations There is a risk that hands hair a...

Page 20: ...rom the right Using a 4 mm hexagon screwdriver tighten the two M8 set screws 6 5 1 in a clockwise direc tion The circular knife grinding attachment is now firmly connected to the grinding arm Figure 6...

Page 21: ...f the circular knife grinding attachment is positioned 260 mm from the angle display A mark on the mounting head of the circular knife grinding attachment indicates the center Use a measuring tape The...

Page 22: ...el Mount the HV 25 1 circular knife grinding attachment according to the instructions see chapter 6 1 Loosen the locking bolt 7 2 1 Swivel the circular knife grinding attachment backwards 7 1 1 Clampi...

Page 23: ...suitable knife holding fixture 7 4 2 Insert the knife holding fixture 7 5 1 with the circular knife into the circular knife grinding attachment 7 5 2 hold it firmly and clamp it with the star handle 7...

Page 24: ...e the entire grinding attachment 7 8 2 until the cutting edge of the circular knife is approx 15 mm in front of the center of the grinding wheel see figure 7 7 Retighten the lower clamping lever 7 8 1...

Page 25: ...the grinding angle Place the knife on the grinding wheel to adjust the grinding angle Loosen the upper clamping lever 7 10 1 counter clockwise Turn the hand wheel 7 11 1 until the indicator 7 11 2 sho...

Page 26: ...must rotate counterclock wise Note the direction of rotation arrow on the knife guard Press the circular knife with the grinding lever 7 13 1 onto the grinding wheel with moderate force The knife rota...

Page 27: ...tes abrasive particles that can enter the eyes Wear safety glasses CAUTION Reduce the grinding pressure almost completely Hold the silicon carbide dressing stone 7 14 1 flat against the rotating circu...

Page 28: ...tachment according to the instructions see chapter 6 1 Unscrew the SH 104 grinding lever 7 15 1 counterclockwise Engage the locking bolt 7 16 1 The grinding arm is now locked against swiveling 7 2 1 C...

Page 29: ...1 corresponding to the knife bore on the locating bolt Place the circular knife 7 19 1 Place the 70 mm clamping flange 7 19 2 onto the circular knife Clamp the knife with the SH 104 grinding lever 7 2...

Page 30: ...kwise and move the complete grinding unit 7 22 2 until the cutting edge of the circular knife is approx 15 mm in front of the center of the grinding wheel see figure 7 21 Retighten the lower clamping...

Page 31: ...Turn the hand wheel 7 24 1 until the indicator 7 24 2 shows the desired angle on the angle scale 7 24 3 Retighten the upper clamping lever 7 23 1 Figure 7 24 Setting the grinding angle 7 Operation 3 2...

Page 32: ...unit 7 25 2 ATTENTION The circular knife must rotate counterclock wise Note the direction of rotation arrow on the knife guard Press the circular knife with the grinding lever 7 26 1 onto the grinding...

Page 33: ...edge of the circular knife The deburring wheel rotates slowly over the rotating circular knife Under water cooling the burr is removed in a few knife revolutions If necessary and after consultation wi...

Page 34: ...d the products listed in the lubricant table chapter 8 1 1 for care 8 1 1 Lubricant table Lubrication work Interflon W rth SHELL EXXON Mobil Cleaning and care of machine parts Dry Clean Stainless Stee...

Page 35: ...cted by a qualified specialist 9 2 Disposal After the machine has reached the end of its service life it must be disposed of by a qualified specialist In exceptional situations and after consultation...

Page 36: ...vice knecht eu 10 3 Spare parts If you need spare parts please use the spare parts list provided with the machine Please place your order using the format described below When ordering please always p...

Page 37: ...y Silicon carbide dressing stone with handle 35 25x16x225 mm 412P 01 0499 Included in delivery ATTENTION Only original abrasives of KNECHT Maschinenbau GmbH can be used KNECHT Maschinenbau GmbH is not...

Page 38: ...nding Attachment Type designation HV 25 1 HV 25 2 Applicable conforming standards DIN EN 12100 1 in particular DIN EN 12100 2 DIN EN 60204 1 ISO 13857 DIN EN 349 Responsible for documentation Peter He...

Page 39: ...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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