Roll hot stamping machine for plastic food bag

2 year ago

48 0 

10 year

Product details

Machine overview

Hot foil stamping of roll materials requires continuous and accurately spaced foil transfer across the entire roll, making a roll-to-roll hot foil stamping machine considerably more sophisticated than a conventional flatbed hot stamping machine for sheet-fed materials. The key technical challenges are continuous web feeding, precise positioning, and stable tension control throughout the stamping process. For unprinted roll materials, the machine must accurately control the feeding length and manage both axial and radial positioning while maintaining consistent web tension. These functions are essential for achieving uniform foil stamping at high production speeds. An advanced automatic hot foil stamping machine for roll materials integrates these technologies into the feeding and stamping system, allowing the web material to be continuously transported, positioned, and stamped according to a preset pitch. For pre-printed roll materials, maintaining a precise relationship between the existing printed graphics and the foil stamping position is particularly important. To achieve accurate registration, the machine can use photoelectric tracking and registration control technology to detect printed marks on the web. The control system then adjusts the servo-driven feeding mechanism, automatically correcting the material position so that the foil is applied precisely to the designated area. A modern fully automatic hot foil stamping machine for roll labels can integrate multiple technologies, including automatic foil stamping, web guiding, tension control, servo feeding, and photoelectric registration tracking. These systems work together to improve stamping accuracy, production stability, and continuous processing efficiency. The technology is widely applicable to roll labels, self-adhesive labels, flexible packaging, plastic films, paper rolls, and other continuous web materials, providing an efficient solution for high-quality roll-to-roll foil stamping and decorative finishing.

Samples of Roll to roll automatic hot foil stamping machine

Machine description

H-TC1000KTD roll to roll Full automatic hot stamping Machine //Structure
Feeding	Automatically
Initial position	Sensor control .
Working table	Transport working table
Transport controlling	Tension adustment device; automatically Position correcting set
Drawing identification	Sensor and service motor controlling
Press	Vertical press
Temperature control	Heating tube Heater, automatically controlling
Foil collecting	Automatically collecting
H-TC1000KTD Full automatic hot stamping Machine for plastics package //Parameter
Technical parameters	Maximum stamping width: 1000 MM; Maximum stamping area: 200 × 200MM; Table size: 900mm × 500mm; Maximum printing speed: 30-120pcs / min; Transfer time range: 0-99 seconds; Reeling foil time range: 0-99 seconds; Stamping head down stroke: 60mm; Maximum stamping pressure: 1000kg; Heat Wattage: 4 * 500w = 2000w; Power supply: 3 phase 380V; Drive motor power: 1000W.
Works supply	3Phase 380V Power supply； 5-7Bar Compress air；

Machine structure

Structure of roll labels automatic hot foil stamping machine

The structure of the roll-to-roll automatic hot stamping machine:

Unwinding mechanism--It is a device for placing the roll material to be hot stamped, which is composed of unwinding bracket, unwinding motor, tension control system, etc.
Hot stamping mechanism--It includes hot stamping plate, heating device, pressure applying device, etc. The hot stamping plate is engraved with the pattern or text to be hot stamped.
Rewinding mechanism--It is a device for collecting the hot stamped material, which is similar to the unwinding mechanism and is composed of rewinding bracket, rewinding motor, tension control system, etc.
Transmission mechanism--It is composed of motor, reducer, gear, chain or belt, etc. It transmits power to each component to ensure the coordinated and synchronous movement between the components.
Control system--Usually, control chips such as PLC (programmable logic controller) or single-chip microcomputer are used, in conjunction with touch screen or control panel, to achieve precise control of parameters such as temperature, pressure, speed, tension, etc. of the hot stamping machine, and can also monitor the operating status of the equipment and alarm for faults.
Tension control mechanism--It is composed of tension sensor, controller and actuator. The tension sensor detects the tension of the material strip in real time, transmits the signal to the controller, and controls the constant tension.
Correction mechanism--Common types include photoelectric correction and mechanical correction. The photoelectric correction mechanism detects the position of the edge or pattern of the material strip through a photoelectric sensor. When the material strip is offset, the controller drives the correction device to adjust the position of the material strip. Mechanical correction usually uses mechanical devices, such as guide rollers, screw nut mechanisms, etc., to adjust the position of the material strip to ensure that the material strip maintains the correct position during operation and avoids the deviation of the hot stamping position.
Hot stamping foil transmission mechanism--It includes an electroplated aluminum unwinding device, a guide roller, a tension adjustment device, and an electroplated aluminum winding device.

Machine details

Details of automatic roll to roll hot foil stamping machine

PLC-HMI control system with an intuitive touchscreen operating interface for convenient machine setup and operation;
High-precision tension control mechanism ensures smooth film/web feeding and consistent, uniform material tension;
Adjustable stamping head position allows flexible positioning for foil stamping at different areas of the web material;
Automatic temperature control system provides precise and stable heating temperature for consistent foil transfer quality;
Adjustable stamping time, rewinding time, and temperature settings provide flexible process control for different materials and production requirements;
High-precision photoelectric sensor control system accurately detects registration marks and controls the stamping pitch;
Stepless speed adjustment enables smooth and stable machine operation at different production speeds;
Automatic web alignment and material collection system ensures accurate web tracking and efficient finished-material winding;
High-precision stainless steel rollers provide stable material conveying and long-lasting service life;
Suitable for roll-to-roll foil stamping applications, including continuous hot foil stamping of roll films, web materials, and self-adhesive labels.