Related Manuals for NARGESA NF70
Summary of Contents for NARGESA NF70
- Page 1 END WROUGHT IRON MACHINE NF70 INSTRUCTIONS BOOK PRADA NARGESA, S.L Ctra. de Garrigàs a Sant Miquel s/n 17476 PALAU DE STA. EULALIA (GIRONA) SPAIN Tel. 972 568085 - Fax 972 568320 www.nargesa.com - nargesa@nargesa.com...
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Page 2: Table Of Contents
6.4. Change of rollers ......................6.5. Manual operational mode .................... 6.6. Semi-automatic operational mode………………………………………......6.7. Unlocking the machine ....................6.8. Positioning the end of stroke ………................7. POSSIBLE FAULTS ........................ 8. WARNINGS ……........................INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... - Page 3 9.3. Marked on the middle part of the bar ................9.3.1. Flat marking ....................9.3.1.1. Description of elements ..............9.3.1.2. Working procedure ……..............9.3.2. Trilobular marking ..................9.3.2.1. Description of elements ..............9.3.2.2. Working procedure ……………............INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70...
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Page 4: Characteristics Of The Machine
1.1. General dimensions 1.2. Description of the machine The purpose of the machine NF70 NARGESA is to shape up hot metal (forging) to the desired shape by mechanical deformation. The final result of the part is given by the different forming rollers. -
Page 5: Identification Of The Machine
1.3. Identification of the machine Control panel Back guides and Rollers area Working site stops Activating pedal INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 6: General Features
Lower front protection Collector drawer It is ABSOLUTELY FORBIDDEN to work without safety devices of the machine. They will be only cancelled during breakdowns (if necessary) and always with the machine stopped. INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 7: Transportation And Storage
* Relative humidity between 30% and 95% non-condensing. * Temperature 15 º C and 55 º C. * Do not stack anything on the machine. * Do not disassemble the machine for storage. INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 8: Maintenance And Cleaning
The machine NARGESA NF70 is designed to work with hot material (forged), which involves a large amount of slag, chaff, etc is generated. during regular work. For the operator’s comfort, the NF70 has a collector drawer at the bottom of the working area, wherein said slag falls, so it is advisable to periodically empty it. -
Page 9: Installment And Startingup
4.1. Location of the machine The NF70 NARGESA machine will be positioned on a flat surface so it can be leveled. If desired, it can be clamped to the ground through the holes made in the base for this purpose. -
Page 10: Admissible Outer Conditions
4.3. Admissible outer conditions The working conditions of the machine NF70 NARGESA ranges between +5 º C and +50 º C and the maxi- mum continuous temperature +45 ° C (24 hours) The condition of humidity ranges between 30% and 90% non-condensing. -
Page 11: Descriptive Memory
5. DESCRIPTIVE MEMORY 5.1. List of parts INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... - Page 12 INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70...
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Page 18: Electric Maps
5.2. Electric maps INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... - Page 19 INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70...
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Page 21: Operation Manual De Operaciones
6.1. Description of control panel On the side of the forging machine NF70 NARGESA there is the control panel where the user can identify where the various controls of the machine are located. These controls are located in the following figure. -
Page 22: Screen Messages
6.1.2. Screen messages During operation of the machine NARGESA NF70, there will be appearing different messages on the dis- play. We detail here a brief explanation of their meaning: Comm. Failure This message tells us that we have a communication error between the electronic boards. - Page 23 It indicates that the motor thermal protection is activated. SECURITY PEDAL malfunct. This message indicates that we have a problem with the activation pedal. SECURITY FC Error We have a problem with the Stroke End switch INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70...
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Page 24: Language Selection
6.3. Initialization of the machine Before proceedingto work with the NF70 it is necessary to startup the machine. The machine should be started to ensure that the rollers are at their rest position in order to carry out roller change and also to... -
Page 25: Change Of Rollers
Initialization position and turning direction 6.4. Change of rollers Since the machine NF70 NARGESA works by mechanical deformation, and this deformation is done by rolling, we will describe in a general way the process for changing rollers, as it’s common for all. -
Page 26: Manual Operational Mode
If for any reason we have to use the emergency stop, it is necessary to initialize the machine from the point of unblocked emergency stop. INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 27: Semi-Automatic Operational Mode
We must be careful with the bar of material since this be projected by the working site and it can cause risk of falling down. After making an operation of unblocking it will be necessary to startup the machine just as it is described in section 6.3. INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 28: Positioning The End Of Stroke
This limit can be adjusted vertically and the detection position can also be adjusted by the cam. Forging machine NARGESA NF70 is factory graded so handling is not advisable, unless it is completely necessary and provided by qualified personnel. -
Page 29: Possible Faults
7. POSSIBLE FAULTS Due to normal use of the forging machine NARGESA NF70 abnormal situations could arise, we’ll try to describe some below in order to facilitate the use and repair of it. These anomalies are reflected in the display of the control. -
Page 30: Warnings
- There exist the risk of burns because the base material is at high temperatures. In case of accident by negligence of the operator, not to follow the safety and operating standards set out in this manual, PRADA NARGESA SL will not take any responsibility. INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 31: Description And Assembly Of Tooling
9. DESCRIPTION AND ASSEMBLY OF TOOLING The NF70 NARGESA machine allows us to perform different forging jobs such as: - Tips on the end. - Estriated tail fish end on flat bars. - Marking the middle of the bar. For each kind of job it is require to use different type of rolls and different caps. The following sections ex- plain what type of rollers and buffers are needed for each job. -
Page 32: Working Procedure
Recall that the work must be always done with the material hot. WARNING: Note that once the piece is ready, it may be very hot with the risk of burns, so let the piece cool out at air temperature . INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 33: Fish Tail Ends
Fishtail end is usually made on rectangular flat bar. The maximum capacity of the forging machine Nar- gesa NF70 for a flat bar is 50x10mm, although it can be also obtained from a square bar (20x20mm as ma- ximum Cap.) 9.2.1. -
Page 34: Working Procedure
The difference relative to the tip we described in the previous section is that the fish tail tip is performed in a single pass. WARNING: Note that once the piece is ready, it may be very hot with the risk of burns, so let the piece cool out at air temperature. INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 35: Marked On The Middle Part Of The Bar
- Trilobular marking The marking in the middle of the bar is usually performed on square bar and the maximum capacity of the forging machine NARGESA NF70 is square 20x20 on mild steel. 9.3.1. Flat marking Within the marked-up we have three variants that are made with the same rollers, depending on whether you work in the front, middle or back of the roll. -
Page 36: Working Procedure
The marking is ready. WARNING: Note that once the piece is ready, it may be very hot with the risk of burns, so let the piece cool out at air temperature. INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 37: Trilobular Marking
The maximum capacity admitted is 20x20 square bar on mild steel. 9.3.2.1. Description of elements In order to make the trilobular marking we will need the following parts: INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70... -
Page 38: Working Procedure
The marking is ready. WARNING: Note that once the piece is ready, it may be very hot with the risk of burns, so let the piece cool out at air temperature. INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70...