KNECHT E 50 User manual

Status 04.2018 ■Version 2.3 | Translation
E 50
Fully Automatic Hand Knife Sharpening Machine
Operating Instructions

3
Fully Automatic Hand Knife Sharpening Machine E 50
Manufacturer
KNECHT Maschinenbau GmbH
Witschwender Straße 26
88368 Bergatreute
Germany
Phone [phone]
Fax [phone]
[email protected]
www.knecht.eu
Documents for the machine operator
Operating Instructions
Date of issue of the operating instructions
April 09, 2018
Copyright
The copyright for these operating instructions as well as other documents for the machine operator is held
by KNECHT Maschinenbau GmbH. These documents will be delivered only to our customers and to opera-
tors of our products and are a part of the machine.
These documents may neither be reproduced, nor made accessible to third parties, including rival firms.
Operating Instructions

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1. Important notes 7
1.1 Foreword 7
1.2 Warnings and symbols in the operating instructions 7
1.3 Warning plates and their meaning 8
1.3.1 Warning and prohibition signs on/in the sharpening machine 8
1.3.2 General mandatory signs 8
1.4 Rating plate and machine serial number 9
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 the handling of the machine 11
2.1.5 Malfunctions 12
2.2 Proper use 12
2.3 Warranty and liability 12
2.4 Safety regulations 13
2.4.1 Organisational 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 hazard areas 14
2.4.9 Servicing (maintenance, repair) and fault rectification 15
2.4.10 Structural alterations to the sharpening machine 15
2.4.11 Cleaning the sharpening machine 15
2.4.12 Oils and greases 15
2.4.13 Relocation of the sharpening machine 15
3. Description 17
3.1 Use as intended 17
3.2 Technical specifications 17
3.3 Functional description 18
3.4 Description of the assemblies 19
3.4.1 Control panel 21
3.4.2 Switching the sharpening machine on/ off 21
3.4.3 Layout of the user interface (main screen) 22
Table of Contents

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4. Transport 24
4.1 Transport aids 24
4.2 Transport damage 24
4.3 Transport to another installation site 24
5. Installation 26
5.1 Selection of qualified personnel 26
5.2 Installation site 26
5.3 Supply connections 26
5.4 Settings 26
5.5 Initial commissioning of the sharpening machine 27
6. Commissioning 28
7. Operation 30
7.1 Grinding of hand knives 30
7.2 Changing the wet-grinding belt 32
7.3 Changing the polishing / deburring brushes and polishing paste 33
7.4 Adjusting the polishing / deburring brushes 34
7.5 Changing the test medium for the sharpness testing device 35
7.6 Changing the coolant 37
8. Control system 38
8.1 Manual Functions 38
8.2 Changing the language 39
8.3 Loading product data 41
8.4 Modifying product data 42
8.5 Setting up an internet connection 43
9. Care and maintenance 44
9.1 Lubrication 44
9.1.1 Lubrication schedule and lubricant table (single shift operation) 45
9.2 Cleaning 46
9.3 Maintenance Plan 49
Table of Contents

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10. Malfunctions 50
10.1 Faults 50
11. Disassembly and disposal 51
11.1 Disassembly 51
11.2 Disposal 51
12. Service, spare parts and accessories 52
12.1 Postal Address 52
12.2 Service 52
12.3 Spare parts 52
12.4 Accessories 53
12.4.1 Grinding abrasives used 53
13. Appendix 54
13.1 EC Declaration of Conformity 54
Table of Contents

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1.1 Foreword
These operating instructions are designed to make it easier to get to know the Fully Automatic
Hand Knife Sharpening Machine, referred to in this document as sharpening machine, and to use
it properly for the intended purpose.
The operating instructions contain important information on how to operate the sharpening
machine safely, properly and cost-effectively. Observance of these instructions helps to avoid
dangers, repair costs and downtimes, and increases the reliability and service life of the sharpen-
ing machine.
The operating instructions must always be accessible at the place of use of the sharpening
machine.
The operating instructions must be read and used by all persons entrusted with working on the
sharpening machine, e.g. those entrusted with
• Transport, installation, commissioning
• Operation, including troubleshooting in the process flow, as well as
• Servicing (maintenance, repair).
In addition to the operating instructions and the binding accident prevention regulations
applicable in the country and place of use of the machine, the generally acknowledged rules of
technology with regard to safe and professional work practices are to be observed.
1.2 Warnings and symbols in the operating instructions
Heeding the following safety alert symbols/designations used in the operating instructions is
absolutely necessary:
The hazard triangle with the signal word “CAUTION” is used as a work
safety indication for all work which could result in death or physical injury.
Special care and caution must be taken when carrying out such jobs.
ATTENTION
The signal word “ATTENTION” is used to call attention to hazards which
could result in damage and/or destruction of the sharpening machine or its
environment if special attention is not paid while carrying out particular
jobs.
NOTICE The signal word “NOTE” calls attention to tips on use and useful
information.
1. Important notes
CAUTION

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1.3 Warning plates and their meaning
1.3.1 Warning and prohibition signs on/ in the sharpening machine
The following warning and prohibition signs have been affixed to the sharpening machine:
CAUTION! DANGEROUS ELECTRICAL VOLTAGE (warning
notice on the switch cabinet)
On being connected to the voltage supply (3x 400 V), the sharp-
ening machine becomes electrically live and touching its live parts
directly could be life-threatening.
Live machine parts may be opened only by authorised, trained
personnel.
The sharpening machine must be separated from the mains supply
before carrying out servicing, maintenance and repair jobs on it.
1.3.2 General mandatory signs
The following general mandatory signs must be observed:
CAUTION! RISK OF INJURY FROM ABRASIVE PARTICLES
Safety glasses must be worn when carrying out general
maintenance and cleaning activities.
CAUTION! RISK OF INJURY ON THE BLADE
Work on the sharpening machine involves the sharpening of knives
which could cause serious cut injuries due to their sharpness.
Protective gloves must be worn when clamping and unclamping
the knives.
Be careful when transporting blades. Use the protective devices
provided by the knife manufacturer. Wear protective gloves and
apron.
1. Important notes

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1.4 Rating plate and machine serial number
The rating plate is located on the right side of the
machine, namely on the switch cabinet
.
The machine serial number can be found on the
rating plate and on the Z axis of the knife gripper
arm.
1. Important notes
Figure 1-1 Rating plate
Figure 1-2 Machine serial number

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1.5 Figure and item numbers in the operating instructions
If a component of the machine that is shown in a figure is described in the text, it is followed by
a figure or item number in brackets.
Example: (7-5/1) denotes figure number 7-5, item 1.
To replace the polishing pastes, loosen the four star knobs
(7-4/3) on the side and remove the cover (7-5/1).
The used-up paste can now be replaced with new paste.
Mount the cover again and tighten the four star knobs.
1. Important notes
Figure 7-5 Changing the polishing paste
1

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2.1 Basic safety instructions
2.1.1 Observe notes in the operating instructions
The basic prerequisite for the safe handling and uninterrupted operation of this sharpening
machine is knowledge of the basic safety instructions and regulations.
• These operating instructions contain important notes on how to operate the sharpening
machine safely.
• All persons carrying out work on the sharpening machine must follow these operating
instructions, in particular the safety notices.
• In addition, the accident prevention rules and regulations applicable at the place of use of the
machine must also be observed.
2.1.2 Operator's duty
The operator is obliged to allow only those persons to work on the sharpening machine, who
• are familiar with the basic occupational safety and accident prevention regulations and have
been trained and instructed in the handling of the sharpening machine,
• have read the operating instructions, particularly the “Safety” section, and have read and
understood the warning notes. They have given a signed confirmation of this in writing.
It is also checked at regular intervals as to whether the worker is fulfilling his employee obligation
to observe safety at work.
2.1.3 Obligations on the part of the personnel
All the personnel working on the sharpening machine shall be obliged to
• observe the basic occupational safety and accident prevention regulations,
• read the operating instructions, particularly the “Safety” chapter, and the warning notes. They
shall give a signed confirmation of this in writing.
2.1.4 Hazards associated with the handling of the machine
The sharpening machine has been built to the latest technological standards and the acknowl-
edged rules of technical safety. In spite of that, its use presents inherent risks which could result in
bodily harm or even death of the user or third parties, or impairment of the sharpening machine
or other property.
The sharpening machine may be used only:
• for the intended purpose, and
• in faultless condition with regard to safety-relevant aspects.
2. Safety