English
DUWELL company is professional in all kinds of door frame machines. The line usually includes DECOILER, PUNCHING DEVICE, ROLL FORMING MACHINE, HYDRAULIC CUTTING DEVICE, OUT TABLE AND CONTROLLER complete line. It can punch the hinge holes, lock holes, 45 degree end cutting in one machine, and also for left and right frames both. Some difficult holes can be punched in separate multi-mold hydraulic punching devices.
Residential & Commercial Doors
Security Door Frames
Fire-Rated Door Systems
Aluminum & Steel Door Frames
Uncoiler: Holds and feeds the steel coil into the machine.
Roll Forming Station: A series of rollers that gradually shape the steel into the desired profile.
Punching Unit: Adds holes or cutouts for hinges, locks, or other hardware.
Cutting System: Cuts the formed steel to the required length (e.g., hydraulic cutting or flying cutoff).
Control System: PLC for automation and precision.
Output Conveyor: Transports the finished door frames for further processing or packaging.
Main specification
Suitable material: Galvanized steel or prepainted steel
Working speed: Depend on door frame hole details
Material of rollers: Gcr15, with heat treatment and chrome plating on the surface. HRC58~62
Material of shaft: 45# steel, with heat treatment ,
Cutting: Hydraulic cutting after forming
Material of cutting knife: Cr12Mov, Quench HRC58-62
The whole machine is controlled by PLC.
Machine picture
decoiler
Hydraulic punching devices
Roll former
PLC control system
The machine can work with galvanized steel, stainless steel, aluminum, and other metal coils, depending on the required door frame specifications.
Production speeds vary by model but typically range between 5-25 meters per minute, depending on material thickness and complexity.
Yes, the machine is adjustable and can be adjustable sizes automatically for different widths, or fitted with different roller dies to produce various profiles.
Most models feature semi-automatic or fully automatic operation, including automatic feeding, punching, cutting, and stacking options.
Regular lubrication, roller inspection, and alignment checks ensure smooth operation. Detailed maintenance guidelines are provided with the machine.
Yes, integrated punching and notching units can be added for pre-punched holes or screw slots in the frames.
With proper maintenance, the machine can last 10-15 years or more, depending on usage and care.
Yes, we offer on-site or remote training, along with 24/7 technical support to ensure smooth operation.
Contact With Us:
Have a Questions? Call Us:
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No.28 Xingang Road Economic Development Zone, Jingjiang City, Taizhou City, Jiangsu Province
