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INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70                                                                                                  A 

 

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Summary of Contents for NF70

Page 1: ...INSTRUCTIONS BOOK PRADA NARGESA S L Ctra de Garrig s a Sant Miquel s n 17476 Palau de Santa Eul lia Girona SPAIN Tel 34 972568085 nargesa nargesa com www nargesa com END WROUGHT IRON MACHINE NF70...

Page 2: ...Thank you for choosing our machines www nargesa com...

Page 3: ...ntenance 3 2 Cleaning 4 INSTALLMENT AND STARTING UP 4 1 Location of the machine 4 2 Working site 4 3 Admissible outer conditions 4 4 Electrical connections 5 OPERATIONS 5 1 Description of control pane...

Page 4: ...ddle part of the bar 8 3 1 Flat marking 8 3 1 1 Description of elements 8 3 1 2 Working procedure 8 3 2 Trilobular marking 8 3 2 1 Description of elements 8 3 2 2 Working procedure 9 TOOLING 9 1 Stand...

Page 5: ...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 NOTE Any application other than the one...

Page 6: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 5 1 3 Identification of the machine Control panel Back guides and stops Rollers area Activating pedal Working site...

Page 7: ...g speed 20 rpm at 50 Hz Weight 450 Kg Maximum capacity Mild steel square of 20x20mm Mild steel flat bar of 40x10mm 1 5 Identification of safety protection devices Protection for rollers Lower front pr...

Page 8: ...e by a forklift or by shovel by using the clamping point of the lower base machine designed for this purpose Risk of overturning the machine must be kept in mind 2 2 Storage conditions Relative humidi...

Page 9: ...ion has been disassembled In the event that the level is low fill it up with oil SAE 80 140 by the filler hole 2 until oil is visible through the peephole 1 about half of the sight glass A review of t...

Page 10: ...l 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 4 2 Working site To use the forging machine NARGES...

Page 11: ...s The condition of humidity ranges between 30 and 90 non condensing 4 4 Electric connections The machine NARGESA NF70 is designed to be connected to an outlet of a three phase 230 or 400V 50 60Hz Star...

Page 12: ...emi automatic mode Key allows us to decrease the number of cycles in semi automatic mode Key allows us to access the menu to set the number of cycles in semi automatic mode ESC key allows us to interr...

Page 13: ...different messages on the display We detail here a brief explanation of their meaning This is a language selection message Use numeric keys 1 to 5 to select the language of the messages displayed on...

Page 14: ...s each time the pedal is pressed Indicates the number of cycles in semi automatic mode We can increase and decrease the number of cy cles to run using the and keys Message in semi automatic mode on on...

Page 15: ...e key to confirm the changes 5 3 Initialisation of machine The NF70 machine needs to be started before operations can begin The machine should be initiated to ensure that the rollers reach the resting...

Page 16: ...upper roller rotates counter clockwise If this is not the case then you must contact the Nargesa Technical Service Initiation position and rotation direction 5 4 Change of rollers As the NARGESA NF70...

Page 17: ...ds to be initiated as detailed in section 5 3 before operations in manual mode are started Manual mode is the machine default operational mode In this mode the machine starts to run continuously at a...

Page 18: ...the one shown below Message indicating the we have programmed 4 turns or cycles 5 8 Unlocking the machine Due to external causes of the machine it can be locked that is to say the rollers have stoppe...

Page 19: ...without the correct temperature Heat up material up to 800 C The rollers do not turn Fuse F1 at 24 VDC has tripped Replace F1 fuse with a new one and check that the white light on the control box is...

Page 20: ...e components and during the working processes Wear safety gloogles and homologated protective boots Hold the base material Do not work without the protections devices the machine is equipped with Ther...

Page 21: ...t 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 fo...

Page 22: ...e desired shape of the tip The furthest the stop is from the rollers the thinner the tip will be conversely if the stop is closer to the rollers this tip will be thi cker Since smooth eccentric roller...

Page 23: ...usually made on rectangular flat bar The maximum capacity of the forging machine Nar gesa NF70 for a flat bar is 40x10mm although it can be also obtained from a square bar 20x20mm as ma ximum Cap 8 2...

Page 24: ...depends on the roller we move the inlet guide 3 so that the material to forge remains either to the left large striated or to the right small striated The flat bar should be centered in order to forg...

Page 25: ...marking 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 mild steel square of 20x20mm 8 3 1 F...

Page 26: ...ide and the output guide in such way that they center the material with the marking we want The backstop will set the position where we want to do the marking 8 3 1 2 Working procedure Heat up the mat...

Page 27: ...g is a variant of the marking in the middle part of the bar which differs from the flat marking by the type of roller it is made with The maximum capacity admitted is 20x20mm square bar on mild steel...

Page 28: ...another narrow rear roller to fix it axially 8 3 2 2 Working procedure Heat up the material until it is red hot in the area where we want to make the flat marked We graduate the back stop 4 so it ind...

Page 29: ...mes Set of striated rollers Set of striated rollers to get fishtail shaped ends 9 2 Optional tooling Set of trilobular rollers Set of trilobular rollers to emboss decoration in the middle of a balust...

Page 30: ...ND WROUGHT IRON MACHINE NF70 29 Set of fishtail roller Two grooved roller one for big diameters and the other one for smaller diameters Set of special rollers We design and manufacture all kind of spe...

Page 31: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 1 Technical annex End wrought iron machine NF70 List of parts Electric maps...

Page 32: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 2 A1 List of parts...

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Page 39: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 9 A2 Electric maps...

Page 40: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A...

Page 41: ...warranty has been extended up to three years WARRANTY REGISTRATION 1 Among www nargesa com on our site 2 Select the menu Warranty Registration 3 Complete the form with your details and press 4 Message...

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