Line for the production of 3 and 2 wave guardrails. By inserting or disconnecting some rolls, the 3-wave or 2-wave guardrail can be realized. Particularly flexible line in length change and punching. Punching and cutting take place before profiling and the change of length takes place from control. After this , a motorized conveyor carries the piece to the roll forming and to unloading-stacking (optional).
Decoiler capacity | 10 t |
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Maximum width | 800 mm |
Piece length min | 1000 mm |
Piece length max | 5000 mm |
Line speed | ~12 m/min |
Material (for guardrail) | Fe 52 |
Thickness (for guardrail) | 3 mm |
Thickness (for post) | 6 mm |
It is a motorized decoiler (or idle on request) with the capacity of 10 tons. Complete with hydraulic power pack and independent electric plant. Hydraulic unit for the spindle regulation, an electric plant for the automatic / manual mode and for the speed regulation. Complete with loop, arm for the loop control, and spokes to maintain the strip in the correct position.
Decoiler capacity | 10 | ton |
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Shaft diameter (min/max) | 470/530 | mm |
Coil max. ext. Ø | 1800 | mm |
Motorized AC decoiler with inverter | 7,5 | kW |
It is positioned in the initial part of the line and it is essential for the correct introduction of the sheet and to maintain the correct position during working. It is made up of a metal structure and adjustable guide rolls.
Bench usually positioned between the decoiler and the roll forming line. It has to execute the punchings and cut to measure of the piece. The punching is through hydraulic units (complete with dies and punches), while the cut is with a hydraulic shear. It is made up of a welded metallic structure, strip introducer, feeder for the strip advancement, punching unit and final cutting shear.
Simple motorised conveyor. Its function is to transport the piece from one working zone to another. Made up of a welded metal structure, and completed by the insertion of rotative belts which transport the pieces. Movement executed through an electric motor.
Roll forming line of high quality, productivity and flexibility. It is characterized by the rapid change of cassettes (it is possible to change the product in a few hours) and materials and finishing rigorously controlled to guarantee for the client more production and less maintenance. It could be completed with sheet lubrication plant, strip introducer and independent regulations for each forming station.
Roll forming line shaft Ø | 100 | mm |
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Useful width roll forming line | 800 | mm |
Passages of roll forming line | 16 | n° |
Material thickness | 1 to 4 | mm |
It is a set of forming rolls, made of tempered and rectified steel to make the profile requested by the client. The series of rolls is characterized by high precision and durability. Their function is at the heart of the whole plant; for this reason PM follows with particular precision the whole development (the whole process of roll-making is executed internally).
Final bench used for the unloading and for the stacking of the finished piece. This special unloading bench is used mainly for trapezoidal / undulated sheet. Its structure allows the unloading of one piece on top of the other in order to have a lot ready for packing.
The whole electric installation is intended here. Electric cabinet, cable channels, control desk and software for the management of the line parameters, all according to the highest standards of quality and efficiency.
L'impianto idraulico è necessario nelle operazioni di taglio e nelle unità idrauliche di punzonatura o scantonatura. È composto dalla centralina (di potenza tale da soddisfare tutte le lavorazioni), dai collegamenti meccanici (tubature e valvole) e dal software di controllo e gestione.
Series of wire mesh, infrared photocells and sensors for the protection of the operators. They are installed on the line to avoid any accident that could cause physical damages to the operators