Fully Automatic C/Z Purlin Roll Former NLT350

NLT350 CZ purlin machine, the new generation of CZ machine model that pushes the boundaries of purlin production. With its impressive 23 roll forming stations, this machine is capable of producing CZ profiles with a width of up to 350mm and thickness of up to 3.5mm, making it the perfect choice for high-end customers looking for larger purlin sizes.

The NLT350 CZ purlin machine features a double row chain transmission system, ensuring high stability and accuracy during operation. Channels B and D are also connected with reinforcing plates for added support, providing superior durability and stability.

This machine is equipped with 12 sets of CZ exchange modules, allowing for easy and quick size changeover without the need for complex adjustments. Furthermore, channel B is formed with roller-assisted molding, ensuring a smooth and efficient production process.

At the forefront of innovation, the NLT350 CZ purlin machine comes standard with endless conversion technology and various models including motor version, servo motor version, and more. This machine is sure to exceed your expectations and meet all of your production requirements under different conditions.

Here is a profile for your reference:

Layout drawing

Flow chart: De-coiler – Leveling device — pre- punching and pre-cutting – roll forming parts – stack

Fully Automatic C/Z Purlin Roll Former NLT350

The Advantages of CZ purlin machine AUTOMATIC size-change type are as follows:

1.Produce different purlin size(C80-350/ Z120-350) without changing rollers or spacers.

2.No need changing cutter for different size.

3.Easy operation, low maintenance cost

4.Infinite sizing(any size within machine range),help to save material

5.Optional Punch hole at any position of purlin web side and flange side

Main Components:

1. Hydraulic De-coiler

De-coiler Type: automatic fasten and loosen

Weight capacity: 6T

2. Feeding and Leveling Device:

It used for making the material flat before feeding into the roll forming machine.

3.Pre-punching device

Punch on flat sheet. PLC control punch quantity and horizontal position; vertical position adjust by manual.

Web punching quantity& size: as per customer`s requirement

Flange punching quantity&size: as per customer`s requirement

Punching bar and punching die can be changed easily.

4.Pre-cutting device

It used to cut raw materials before roll forming.

5.Main roll former

Driven type: By gear boxes

Max Speed of forming: 30m/min

Roller : About 21 groups rollers

Roller Material is Cr12 mould steel;

Diameter of down roller is around 360mm

Shaft: Shafts of rollers are tooled by grinding machine for two times to ensure the precision of final product. Diameter of main shaft: ø95mm (as per final design)

Material of main shaft : 40Cr

Changing sizes: Full-automatic

Adopt fast C/Z interchanging system

Quick C/Z interchanging only with 3 steps,within 5 -15 mins.

6.Hydraulic Cutting

Adopt our innovative cutting system, CZ integrated & adjustable cutting mold do not need to replace cutting mold when purlin sizes change.

7.PLC Control System

Control the quantity &punching length& cutting length automatically

The Machine will be stopped while it is punching and cutting

Automatic Length measures and quantity counting (precision +- 3mm)

Profile effect: