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Formax Cut-True 29H Operator's Manual

Hydraulic guillotine paper cutter
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Cut-True 29H
Hydraulic Guillotine Paper Cutter
1/2019
OPERATOR MANUAL
Second Edition

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Summary of Contents for Formax Cut-True 29H

  • Page 1 Cut-True 29H Hydraulic Guillotine Paper Cutter OPERATOR MANUAL Second Edition 1/2019...

  • Page 2: Table Of Contents

    Contents 1.1 Purpose of use ........................4 1.2 Documentation ........................4 2. SAFETY ..........................4 2.1 Symbols: meaning and application ..................5 2.2 Operator qualifications ...................... 6 2.3 Requirements for the operator's workplace............... 6 2.3.1 Personal protection equipment ................6 2.3.2 Permissible environmental and operational conditions ..........
  • Page 3 7.3.3 Emergency stop of the cutter ................28 7.3.4 Starting the cutter after emergency stop ............... 28 7.4 Determining the position of the back gauge ..............28 7.4.1 Changing the position of the back gauge with the hand wheel ......29 7.5 Using the paper clamp .....................29 7.5.1 Clamping the material without cutting (determination of the cutting line) ....

  • Page 4: Purpose Of Use

    1. GENERAL INFORMATION 1.1 Purpose of use The Cut-True 29H Guillotine Cutter is designed to cut paper and cardboard. It is mainly used by printing houses, print finishing specialists, copy shops and offices. The machine must be used according to operator manual and conditions as assemble, disassemble, reassemble, installation, controlling and maintenance should be respected.

  • Page 5: Symbols: Meaning And Application

    2.1 Symbols: meaning and application Table 1. Symbols meaning  Read operator manual  Respect operator manual  INFORMATION  WARNING!  Risk of machine damage  CAUTION! DANGER!  Danger to life  Danger of bodily harm  Dangerous electrical voltage! ...

  • Page 6: Operator Qualifications

    2.2 Operator qualifications  The cutter can only be operated by qualified staff who have been properly trained.  The cutter should be used only by trained adults, and not by children. INFO Before operating the cutter the operator must read the operating instructions. 2.3 Requirements for the operator's workplace.

  • Page 7: Avoiding Risks When Operating The Cutter

    2.5 Possible risks of operation and evaluation of residual risk The Cut-True 29H is manufactured to the highest standards for use, and operator safety. Risks remain, due to the failure of operator to follow proper use instructions.

  • Page 8: Safety Covers And Protective Devices

    2.7 Safety covers and protective devices Figure 3. Arrangement of covers and protective elements Page 8/ 62...
  • Page 9 Table 3. Safety devices in Figure 3 Possible Danger Locations Safety Feature Identification MECHANICAL 1,2,3,4,10,1 1. The lever assembly mechanism of the  fixed cover pressure beam drive  Emergency stop 2,3,4,10,  fixed cover 2. Hydraulic system  front table ...

  • Page 10: Safety Checks

    - precise workpiece 11. Uneven or rough surfaces machining - paint coatings II ELECTRICAL - closed housing - partially reduced voltage 2,12 1. Direct contact of active elements supply to the control system up to 24V AC/DC. - protection against indirect contact according to PN- 2 Indirect touch EN 60204-1...
  • Page 11 3.TRANSPORT AND STORAGE 3.1 Transport The box with the machine should be transported in accordance with the markings on it (fig.4). When using a forklift, make sure that the fork length is suitable so that you can grasp the entire depth of the box.

  • Page 12: Delivery And Installation Of Optional Side Tables

    3.2 Delivery and installation of optional side tables The cutter may be delivered: • completely assembled and ready for use (Fig. 6a). • with disassembled optional side tables, assemble of tables according to Figure 6b. Figure 6a. Cutter without side tables Figure 6b.

  • Page 13: Leveling The Cutter

    3.4 Leveling the cutter Figure 7. Adjusting the cutter setting. The cutter does not need to be attached to the ground. The correct and safe setting is to level it using the adjustable foot, shown in Figure 7. 3.5 Work area In order to easily access the cutter's mechanisms during adjustment, maintenance or servicing activities, it is recommended to keep a free space of about 0.5 m around the device.
  • Page 14 Figure. 8 Page 14/ 62...

  • Page 15: Specifications

    The cutter is intended for trimming stacks of paper or cardboard. It is mainly used in printing houses, bookbinding shops and offices. 4.2 Basic parameters 4.2.1 Technical data Table PARAMETER CUT-TRUE 29H Maximum stack width (mm) Maximum stack height (mm) Without false clamp With false clamp Cutting depth (mm) Front table lenght (mm)

  • Page 16: Technical Data - Electrical System

    4.2.2 Technical data - electrical system Table 5. Cut-True 29H Parameter Maximum power 2 kW 230/50 Hz Voltage / frequency Fuse 0,18 Motor power of back gauge drive (kW) 4.2.3 Technical data - hydraulic system 4.2.3.1 Technical data - hydraulic power supply Table 6.

  • Page 17: External Dimensions

    4.2.4 External dimensions The dimensions of cutters in different equipment versions are shown in figure 9a, 9b and table 8. Figure 9a. External dimensions of the cutter without side tables. Page 17/ 62...
  • Page 18 Figure 9b. External dimensions of the cutter with side tables Table 8. VALUE (mm) Dimension 1244 1430 1533 1230 Page 18/ 62...

  • Page 19: Operation

    5. OPERATION 5.1 Operating safety 5.1.1 Safety instructions • Before use, operators should check to be sure all safety components are functioning properly. • The cutter can only be operated if all safety components and safeguards such as detachable covers, emergency stop switches are installed and fully functional. •...
  • Page 20 Figure 10. Elements of the Cut-True 29H cutting machine operation and signaling Main power switch Emergency stop button Button that activates the control system. Buttons enabling the cutting cycle (two-hand cutting system) Clamp pressure adjustment knob - turn to the right - increases the pressure...
  • Page 21 Figure 11. Indicators of the LED safety curtain receiver The receiver is equipped with six LEDs informing about the operating status: Table 9. Item Color of the LED Display Text Red/green Status OSSD OSSD Error indication Blue Quality of setting 1 2 3 4 Blue LEDs informing about the quality of the settings, in conjunction with the flashing red color LED ERR, also indicate errors.
  • Page 22 Table 10. Blue LEDs informing about the quality of the settings LEDs informing about quality Diode LED OSSD Meaning settings The setting is insufficient or the protective It does not light up - field is interrupted at least partially. The no LED receiver can not synchronize with the transmitter.
  • Page 23 Figure 12. Indicators of the LED safety curtain transmitter The transmitter is equipped with two LEDs informing about the operating status: Table 11. Position LED diode color Indication Text yellow Work status indicator Error indication Page 23/ 62...

  • Page 24: Electrical Apparatus

    5.3 Electrical apparatus Danger! Dangerous electrical voltage! Before opening the housing, switch off the main switch! 1. Hinged housing of electrical apparatus (Fig. 13) 2. Nuts fixing the housing (Fig. 13) Figure 13. Location of electrical apparatus Page 24/ 62...

  • Page 25: Power Supply

    6. POWER SUPPLY Figure 14. Location of the nameplate Data on the plate: - 230V power supply - 50 Hz frequency - 2 kW power - 20 A protection WARNING The data on the plate must correspond to the current parameters in the mains! Parameters of frequency converters (inverters) are set by the cutter manufacturer and cannot be changed! Cutter should be grounded.

  • Page 26: Using The Cutter

    7. USING THE CUTTER 7.1 Danger zones in the cutter • knife and clamp zone • back side of the cutter frame (access to clamp zone and knife) • back side of the cutter (access to the back gauge) • bottom side of the rear table access to the back gauge zone (spindle and slider) 7.3 Starting the cutter 7.3.1 Powering on Figure 15.

  • Page 27: Diagnostics Of The Safety Curtain After Switching On The Power Supply

    Figure 16. Safety curtain 1. Transmitter 2. Receiver A - field of the safety curtain 7.3.2 Diagnostics of the safety curtain after switching on the power supply. When the cutter is switched on, the transmitter 1 and receiver 2 are initialized (fig. 16). All transmitter and receiver LEDs will light for a moment.

  • Page 28: Emergency Stop Of The Cutter

    7.3.3 Emergency stop of the cutter 1. Press the button, 5 (Fig.15) The switch is used for emergency stopping of the machine. After pressing it, the message "Disable safety button" will appear on the touchscreen control panel. The pressure clamp and knife will stop moving. 7.3.4 Starting the cutter after emergency stop 1.

  • Page 29: Changing The Position Of The Back Gauge With The Hand Wheel

    7.4.1 Changing the position of the back gauge with the hand wheel 1. Press knob, 2 2. Turn the knob to move the gauge closer or farther away by reading the position value on the touchscreen. Figure 17. Changing the position of the back gauge 7.5 Using the paper clamp Danger! not put your hands into the cutting area when clamping!

  • Page 30: Change Of Clamping Force

    Figure 18. Operating elements during use during clamping. 7.5.2 Change of clamping force Changes in the clamping force are made by the knob, 1, reading the pressure value on the pressure gauge, 4 (Fig.18) - turn to the right to increase the pressure - turn to the left to reduce the clamping force Approximate values of the clamping force depending on the pressure value read on the pressure gauge, 4...

  • Page 31: Rules For Selecting The Contact Pressure

    7.5.3 Rules for selecting the contact pressure. The value of clamping force is selected experimentally, in relation to the type, width and height of the material to be cut. The following rules must be observed: • the higher the pile, the greater the downforce necessary •...
  • Page 32 Fig. 19. Operating and signaling elements used during cutting. Cutting can be done if: 1. there is no object in the work area of the light barrier - the green OSSD 1 LED lights up (Fig.11) on the receiver 1 (Fig.19). 2.

  • Page 33: Operational Activities

    8. OPERATIONAL ACTIVITIES 8.1 Replacing the knife It is recommended to replace the knife after about 8 hours of effective, continuous work. Danger! Risk of injury! • Danger of injury to the operator and auxiliary personnel • Danger of injury to hands in the knife area •...

  • Page 34: Removing The Knife

    8.1.1 Removing the knife Figure 20. 8.1.1.1 Select the "Change knife" function on the touchscreen (Fig.20) (Refer to the Programming Manual for specific information.) 8.1.1.2 Pressing the push buttons, 2 (fig.20) at the same time, start the cutting cycle. The knife, 3, is held in the lower position.
  • Page 35 Figure.22 Unscrew and remove the first fastening screw, 1, from the right side of the cutter bar (Fig. 22). 8.1.1.5 Switch on the power supply of the electrical system by turning the main switch knob, 2, to position "I" 8.1.1.6 Turn on the power supply to the control system by pressing the green push button, 3. 8.1.1.7 On the touchscreen, 4, deactivate the "knife change"...
  • Page 36 Figure 23. 8.1.1.9 Unscrew and remove the fastening screws 1 and 2 (Fig. 23). 8.1.1.10 In the place of screws, 1 and 2 removed (fig.23), screw in the transport handle, 1 (fig.24, next page). 8.1.1.11 Unscrew and remove the screws 2 (fig.25) Page 36/ 62...
  • Page 37 Figure 24. Figure 25. Page 37/ 62...
  • Page 38 Figure 26. Figure 27. 8.1.1.12 holding the transport handles release the clamp by turning them 1/2 turn at a time to the left (fig 26) and carefully pull the knife down (fig 27). Place the removed knife into the special protective packaging (Fig. 28a - 28d.) With the blade inwards and fasten it with two screws.
  • Page 39 Figure. 28a. Knife in the transport handle Figure 28b. Knife in the package Figure 28 c. Unscrewing / securing the transport handles Page 39/ 62...

  • Page 40: Installing A Knife

    Figure 28d. Fixing the knife in the package 1. Packaging 2. Cover 3. Screw 4. Nut 5. Washer 6. Knife 7. Knife change holder 8.1.2 Installing a knife 8.1.2.1. Remove all adjusting screws, 1 (figure 29) so that their faces are hidden in the knife bar body.
  • Page 41 Figure 29. Position of adjustment screws. 8.1.2.2. Remove the knife from the packaging (Fig.28a - 28d) 8.1.2.3. Holding the transport handles 1, insert the knife 2 into the cutter so that the transport handles screwed into the knife hit the cutouts in the cutter bar 3. (fig.30) Figure 30.
  • Page 42 Figure 31. 8.1.2.4 Pre-attach the knife to the cutter bar by turning both transporting handles 1 to the right (fig. 31). 8.1.2.5 Install the fastening screws 2 (fig. 31). 8.1.2.6 Unscrew both transport lugs 1 (figure 31) and replace them with the mounting screws 1 and 2 (fig.
  • Page 43 8.1.2.7 Slightly unscrew the first screw on the left side of the clamping screw 2 (Fig. 31), taking care that the screw head does not protrude above the knife beam sliding plane. 8.1.2.8 Press the "Change knife" function on the touchscreen 3 (Fig.22) 8.1.2.9 Pressing the push buttons, 2 (Fig.
  • Page 44 8.1.2.12.Remove (loosen) the fixing screws 4 (fig.33) so that the knife falls under its own weight on the cutting bar with its entire length. 8.1.2.13. Tighten the adjustment screws 5 (fig. 33) as far as they will go, so that the blade of the knife is cut into the cutting bar, approx.

  • Page 45: Reversing Or Replacing The Cutting Stick

    8.2 Reversing or replacing the cutting stick Danger! Risk of injury! The cutting quality of the lower stack sheets and the speed of blunting of the knife depend to a large extent on the cutting stick. Replacing or reversing the cutting stick is recommended after each knife change or in the event of breaking (not cutting) the lower sheets WARNING The channel between the tables into which the cutting stick is inserted must...
  • Page 46 Figure 35. Removing the cutting stick. 1. Cutting stick 2. Table 3. Fixing pin 4. Screwdriver 8.2.1 Lift the cutting stick with a screwdriver (fig. 35) 8.2.2 Rotate or replace the cutting stick 8.2.3. Insert the replaced stick into the channel between the tables and place it on the dowel (Fig.

  • Page 47: False Clamp

    Figure 36. Diagram of using the cutting stick Rotation of the cutting stick in both planes gives the possibility of obtaining four lines of contact with the knife, marked in Figure 36 as 1, 2, 3, 4. 8.3 False clamp The use of the false clamp under the pressure bar prevents marking made by the lower part of the beam on the material to be cut.
  • Page 48 Figure 38. Placement of the false clamp before attachment in the pressure bar Danger! Risk of injury! In order to mount the false clamp in the pressure bar: 8.3.1 Place the false clamp 1 (Fig. 39) under the pressure beam so that the insert pins are under the holes in the pressure beam.
  • Page 49 8.3.3 Use a 3-mm hexagonal key with 3 mm to firmly screw in the screws 3 (Fig. 39) in the threaded holes in the clamping beam, causing the false clamp to be locked in the clamping beam. 8.3.4 Release the pressure on the pedal 2 (Fig. 39) - the beam with the inserted cylinder returns to the upper position The removable false clamp must be attached under the front table! (Fig.

  • Page 50: Adjusting The Parallelism Of Back Gauge

    8.4 Adjusting the parallelism of back gauge Depending on the required inclination of back gauge, its adjustment should be carried out using drawings 40 and 41, Drawing. 40 Method for removing the cover To adjust back gauge: 8.4.1 unscrew the screws 1 (fig.40) 8.4.2 remove the cover 2 (fig.40) 8.4.3 loosen the screws 1 (fig.41) 8.4.4 loosen the nuts 2 (fig.41)
  • Page 51 Figure 41. Adjusting elements of back gauge Page 51/ 62...

  • Page 52: Maintenance

    9. MAINTENANCE Danger Maintenance and lubrication work should be carried out after turning off the machine (main switch in position "0") 9.1 Daily maintenance Every day, remove all waste from the cutter and the operator's working space. 9.2 Treatments that should be performed periodically At regular intervals, waste and dirt should be removed from hard to reach machine and surrounding areas: •...
  • Page 53 The indicated points should be lubricated once a week! Table 12. List of lubrication points of the cutter mechanisms Cutter Type of Mark mecha Lubrication point Figure lubricant nism • Side surfaces of the guides (in contact with the knife 43,44 body) •...
  • Page 54 Figure 43 Lubrication locations of the knife assembly. Figure 44. Lubrication points of the knife assembly (1), the paper clamp(2), the guide shaft of the feed mechanism (3) Page 54/ 62...
  • Page 55 Figure 45. Grease location of the lead screw. The worm gear mechanism is filled with an exchangeable oil. The exchange should be made after 5 years of work. The use of GL-5 and / or MIL-L-2105D gear oil is recommended. Page 55/ 62...
  • Page 56 Figure 46. Arrangement of the lubrication points of the knife assembly 1 and the pressure mechanism 3 Figure.47. Grease location of clamp piston 3 and knife tie 1 Page 56/ 62...

  • Page 57: Hydraulic System

    9.4 Hydraulic system The overflow valve was set to 110 bar and sealed. This setting can be checked using a manometer (included in the aggregate) by connecting it to the manometer connection. Unauthorized change of the pressure value is unacceptable and causes the warranty for the aggregate to be lost! 9.4.1 Working conditions of the aggregate - ambient temperature of the unit from 5 degrees C to 30 degrees C,...
  • Page 58 Figure 48. Oil change in hydraulic system Danger! Danger of burns due to hot oil! Danger of splashing of hydraulic oil! According to the recommendations of the hydraulic power supply manufacturer, the oil in it should be replaced after a year of intensive work. To change the oil, unscrew the drain plug 2 (fig.
  • Page 59 Figure 49. Location of the oil fill opening Danger! Risk of injury! After lubrication: Using a cloth, completely remove any excess lubricant (grease, oil), in particular from the table surface on which the cutting material is laid and the work pieces in contact with the cut material, i.e the knife body and the paper clamp.

  • Page 60: Inspections

    9.5 Inspections 9.5.1 General recommendations • After each shift change, clean the machine (mainly from paper dust) • Pay attention to the cleanliness of contacts of control elements (contactors, connectors) • Check the screw connections of the cutter elements and if necessary, tighten the screws. 9.5.2 Checking hydraulic hoses Check regularly that the hose is not damaged or frayed, and check the oil level.

  • Page 61: Failures

    10. FAILURES Danger!  Each fault carries a risk of injury to the operator.  If the cutter knife jams in the cut material during cutting, do not attempt to pull the material out from under the knife.  Defects can be corrected only by trained service personnel. ...
  • Page 62 Mechanical faults:  look closely at all moving parts  check if abnormal noises occur during operation  check if the machine has been damaged, no cracks or iron filings appeared on it Hydraulic faults:  check whether the machine does not produce unusual noises ...

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