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INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 26

8.3.2. Trilobular marking

The trilobular marking 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.

8.3.2.1. Description of elements

In order to make the trilobular marking we will need the following parts:

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Содержание NF70

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

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

Страница 33: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 3...

Страница 34: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 4...

Страница 35: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 5...

Страница 36: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 6...

Страница 37: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 7...

Страница 38: ...INSTRUCTIONS BOOK FOR THE END WROUGHT IRON MACHINE NF70 A 8...

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

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

Страница 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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