Hot foil stamping machine stamping a foil onto a substrate, which improves stamping quality under changing conditions, includes a control unit for controlling the temperature of the stamping interface surface to a predefined desired temperature. The control unit receives at least an actual temperature of the heating plate from the at least one temperature sensor and provides a manipulated variable to the at least one heating device. Further, the stamping machine includes a state observer for estimating an actual temperature of the stamping interface surface of the at least one stamping plate based on a physics-based analytical model of the heat transfer between the heating plate and the stamping plate. The control unit also includes a feedback controller for calculating the manipulated variable for a heating device based on the predefined desired temperature and the estimated actual temperature of the stamping interface surface provided by the state observer.

Printing machine of the blocking press type, comprising a heating block which comprises a curved carrier medium surface of a printing plate, an application head comprising means of guidance of the heating block in a tilting motion, and an actuator for tilting of the heating block relative to the application head.

Printing machine of the blocking press type, comprising a heating block which comprises a curved carrier medium surface of a printing plate, an application head comprising means of guidance of the heating block in a tilting motion, and an actuator for tilting of the heating block relative to the application head.

Printing machine (10) of the blocking press type, comprising a heating block (12) which comprises a curved carrier medium surface (13) of a printing plate, an application head (14) comprising means of guidance of the heating block in a tilting motion, and an actuator (18) for tilting of the heating block relative to the application head.

A foil transfer apparatus includes a support base on which a transfer object can be placed, a transfer tool including a pressing body to press the transfer object and a thermal transfer foil, to apply light to the thermal transfer foil, and to be movable in a transfer region having a rectangular or substantially rectangular shape in plan view, a pressing body moving mechanism to move the transfer tool relative to the support base, a detection jig detachably attachable to the support base, to overlap the transfer region in plan view when attached to the support base, and to be used to detect whether the pressing body is present or not, and a controller to control the transfer tool and the pressing body moving mechanism.

A device for the surface treatment of a substrate including a transport device, a vacuum suction device, a corona device and a coating device, is described. The transport device is formed as a conveyor belt. The conveyor belt is formed as a vacuum suction belt of the vacuum suction device, and the conveyor belt is formed as a counter electrode of the corona device.

The invention relates to a flat bed embossing machine (1) comprising a tool plate (20) with a tool side (36) for receiving at least one embossing tool and with a tool plate rear side (35) which lies opposite the tool side (36), further a base plate (10) with a tool plate side (12) which faces the tool plate rear side (35) and with a base plate rear side (11) which is lies opposite the tool plate side (12), for transmitting an embossing force which is exerted upon the tool plate (20), between the tool plate side (12) and the base plate rear side (11), as well as an induction heating appliance (3) for heating the at least one embossing tool (23). The induction heating appliance (3) comprises an inductor (16), the design of which and its arrangement between the tool plate side (12) and the base plate rear side (11) being such that a magnetic alternating field (19) which on the tool plate side (12) reaches beyond the base plate (19) and is for the inductive heating of an inductively heatable tool plate (20) can be produced beyond of the tool plate side (12) and outside the base plate (10).

A foil reel mounting device for supporting a reel of stamping foil in a supporting module. The device includes a support having a recess to receive an axle of the reel of stamping foil. A retaining element mounted on the support and arranged to move between a closed position, in which the retaining element retains the axle of the reel in the recess, and an open position, in which the retaining element releases the axle of the reel from the recess. The retaining element is biased towards the closed position. Also, a supporting module has at least one foil reel mounting device and a stamping machine includes a supporting module or at least one foil reel mounting device. A method for loading and unloading a reel of stamping foil with such at least one foil reel mounting device is also disclosed.

The invention relates to a device (410; 410′) for driving a stamping foil over a path through a stamping machine, the driving device (410; 410′) comprising two foil-introduction chain-like elements (420a, 420b) and a drive member (440) coupled to the foil-introduction chain-like elements (420a, 420b) for driving the foil-introduction chain-like elements (420a, 420b) notably through a platen press (310) of the stamping machine (1), characterized in that it further comprises at least one first load-measurement device (3a; 3a′) comprising a first detector (7a) configured to measure a parameter indicative of the load applied by the drive member (440) for driving the foil-introduction chain-like elements (420a, 420b) in a first direction, the at least one first load-measurement device (3a; 3a′) being connected to a stamping-machine (1) control unit (4) configured to stop the driving by the drive member (440) when the parameter indicative of the load applied by the drive member (440) and measured by the first detector (7a) crosses a threshold.

The present invention also relates to a stamping station and machine comprising the driving device. The present invention also relates to a method for controlling the driving of a stamping foil.

An embossing seal has a base, a die assembly disposed in the base, a driven shaft assembly movably disposed in the base, and a pressing handle pivotally disposed on the base for driving the driven shaft assembly. The driven shaft assembly has a lower shaft, an upper shaft, a cushion spring, and a restoring spring. The lower shaft is movably disposed in a shaft tube of the base. The upper shaft is movably disposed in the lower shaft. The cushion spring and the restoring spring are coaxially disposed around the upper shaft. Two ends of the cushion spring respectively abut against the upper shaft and the lower shaft. Two ends of the restoring spring respectively abut against the upper shaft and the shaft tube. Structure of the base and structure of the driven shaft assembly are simplified. The embossing seal is restored accurately and quickly.