ES1294801U - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Laminating machine for tiles or similar flat pieces that, applicable to glue adhesive film (10) on the surface of each of the pieces (3) of a production line, is characterized by comprising: - a conveyor belt (2), which is installed between two segments of the part production line (3), comprising at least one idler roller (4) and a drive roller (5) driven by a first geared motor (6) with frequency variator, which activates the movement of the band (2) to move the pieces (3) between the exit of the anterior segment (7) and the entrance of the posterior segment (8) of the production line, adapting to its speed and making intermittent stops in synchrony with the activation of a plastifying head (9) between the application and cutting of the adhesive film (10) in each piece (3); and - a head (9), which is fixed on the conveyor belt (2), comprising a rubberized motor drum (12) that moves the film (10) supplied from a film reel (13), a spatula (14) rubber that sticks the film (10) on the pieces (3), a pressure roller (15) that presses it later, and a cutting blade (16), as well as a lifting system (17) that raises and lower said set of elements in synchrony with the movement and stoppage of the conveyor belt (2) to apply the film (10) on the pieces (3) in independent portions, cut and glued a distance (a, a') from the front edge (3a) and rear (3a) thereof, and where the drive drum (12) is driven by a second geared motor (18) with a frequency variator which, in turn, is connected to the drive roller (5) of the band (2) by means of two pulse encoders, to adjust the speeds of both elements. (Machine-translation by Google Translate, not legally binding)

Description

LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES

OBJECT OF THE INVENTION

The invention, as expressed in the title of this specification, refers to a laminating machine for tiles or similar flat pieces that provides, to the function for which it is intended, advantages and characteristics, which are described in detail later, which represent an improvement on the current state of the art.

More specifically, the object of the invention focuses on a machine that essentially comprises a conveyor belt that moves the pieces of tile or similar flat product and a plasticizing head that places an adhesive film on said pieces, which, in addition, is specifically designed to apply said film, not continuously, but independently on each piece and at a certain distance from the ends in such a way that, in the case of applying a protective film on the tiles to prevent them from being scratched, it can be easily removed once installed on site and, in addition, allows the adjustment of the pieces.

FIELD OF APPLICATION OF THE INVENTION

The field of application of the present invention falls within the sector of the industry dedicated to the manufacture of plasticizing machinery, encompassing at the same time the field of construction, in particular the installation of tiling tiles and the like.

BACKGROUND OF THE INVENTION

As is known, tiling tiles or other uses in construction, given that they can be high cost and high quality, are usually protected with a protective film that covers their visible face to prevent them from being scratched or damaged during transport. and placement, avoiding having to discard any part for this reason.

The objective of the present invention is, therefore, the development of a plasticizing machine that allows to avoid this problem through the controlled application of the film at a certain distance from the edge, so that, once the tiles are placed, it is much easier to lift and hold one end of the film to proceed with its removal.

This same problem can also be found in other similar products or flat parts, so it would also be desirable to avoid the described difficulty of removing the protective film from them.

On the other hand, and as a reference to the current state of the art, it should be noted that, at least by the applicant, the existence of any other machine that has technical characteristics equal to or similar to those of the one claimed here is unknown. .

EXPLANATION OF THE INVENTION

The laminating machine for tiles or similar flat pieces that the invention proposes constitutes an optimal solution to the problem described, the characterizing details that make it possible and that conveniently distinguish it being collected in the final claims that accompany this description.

What the invention proposes, as noted above, is a machine that essentially comprises a conveyor belt that moves pieces of tile or other similar flat product and a laminating head that places a film of adhesive film on the surface of said pieces. pieces, being also specifically designed to apply said film, independently on each piece and at a certain distance from its ends, in such a way that, once the piece is placed, as the film is located a few millimeters from the edge, It can be removed very easily and, in addition, it allows the readjustment of the pieces.

For this, and more specifically, the machine object of the invention comprises, at least, two essential parts:

- The conveyor belt, responsible for carrying the tile, or flat piece in question, from the output of the production line of the installation to the head for its plasticization and subsequent output again to the production line.

- And the plasticizer head, in charge of placing the adhesive film on the tile or similar piece.

The machine will be placed on the production line leaving the necessary gap in it for the band to fit. The tile or piece to be laminated, arrives from the production line to the band, this makes a stop in the required place to start lamination on the tile, the film will be placed at a distance of about 10 to 15 mm from the beginning of the tile. ; the width of the film will also be at the same distance from the sides of the tile (depending in this case on the width of the film reel). Once the film begins to be placed, when it reaches the end of the tile, the band will make another stop 10 or 15 mm from the end of the tile.

In the case of the tiles, the placement of the film is done to protect them and that they do not scratch each other during transport and in the final placement in the buildings, and its placement between 10 to 15 mm from the ends allows, once placed, this film can be easily removed by hand. In addition, said distance to the ends of the piece allows the pieces to be cut or readjusted without damaging the film.

DESCRIPTION OF THE DRAWINGS

To complement the description that is being made and in order to help a better understanding of the characteristics of the invention, a set of plans is attached to this specification, as an integral part of it, in which for illustrative and non-limiting, the following has been represented:

Figure number 1.- Shows a top perspective view of an embodiment of the laminating machine for tiles or similar flat pieces that is the object of the invention, showing its general configuration and its main parts.

Figures number 2 and 3.- Show respective top perspective views of the conveyor belt comprising the machine of the invention, represented respectively with the part to be plasticized in the input area and in the output area, and in this case with the film already incorporated, appreciating its placement at a certain distance from the front and back edges of the piece.

Figures 4 and 5.- Show respective side elevation views of the conveyor belt, also represented respectively, with the piece to be plasticized in the input area and in the output area, as in figures 2 and 3.

Figures number 6 and 7.- Show respective enlarged views of the respective details A and B indicated in figure 4 and in figure 5.

Figure number 8.- Shows a side elevational view of the plasticizing head comprising the machine of the invention, showing the main parts and elements it comprises.

Figure number 9.- Shows a front elevation view of the head shown in figure 8.

And figure number 10.- Shows a top plan view of the head shown in figures 8 and 9.

PREFERRED EMBODIMENT OF THE INVENTION

In view of the aforementioned figures, and according to the numbering adopted, it can be seen in them a non-limiting example of embodiment of the laminating machine for tiles or similar flat pieces of the invention, which includes what is indicated and described in detail below.

Thus, as can be seen in said figures, the machine (1) of the invention essentially comprises the following:

- a conveyor belt (2), which is installed between two segments of the production line for parts (3) to be plasticized, comprising at least one idle roller (4) and a driving roller (5) driven by a first geared motor (6) with frequency variator, which drives the movement of the band (2) to move the pieces (3) between the output of the front segment (7) and the input of the rear segment (8) of the production line, adapting at the same speed and making intermittent stops in synchrony with the activation of a plasticizer head (9) between the application and cutting of the adhesive film (10) in each piece (3); Y

- a head (9), which is fixed on the conveyor belt (2) with a frame (11), comprising a rubberized motor drum (12) that moves the film (10) supplied from a film reel (13), a rubber spatula (14) that sticks the film (10) on the pieces (3), a pressure roller (15) that presses it later, and a cutting blade (16), as well as a lifting system (17 ) of said set of film application means (10), which makes them ascend and descend in synchrony with the movement and stoppage of the conveyor belt (2) to apply the film (10) on the pieces (3) in independent portions , cut and glued a distance (a, a') from the front (3a) and back (3b) edges of the same, and where the motor drum (12) is driven by a second geared motor (18) with frequency variator that, in turn, it is connected to the drive roller (5) of the band (2) by means of two pulse encoders (not shown), to adjust the speeds of both s elements.

Preferably, the plastifying head (9) also comprises a suction pot (19) in front of which the film (10) is passed to hold it or not, depending on the application phase, in synchrony with the movement of the filming system. elevation (17) of the application means, such that it is kept raised and held while it is being cut.

Preferably, the laminating head (9) comprises a photocell (20) that detects the presence and position of the pieces (3) on the band (2) under the film application area (10) to activate the actuation of the filming system. elevation (17) and of the application means at the pre-established distance (a) from the front edge (3a) of the piece (3) and only up to a pre-established distance (a') from the rear edge (3b) of the piece (3). ). Preferably, said distances (a, a') are equal and, preferably, between 10 and 15 mm.

Preferably, the laminating head (9) comprises a film holding roller (21) located between the blade (16) and the pressure roller (15) to facilitate the cutting operation.

Preferably the blade 16 is actuated by a rodless pneumatic cylinder 22 .

Preferably, the lifting system (17) of the set of means for applying the film (10) of the head (9) is a pneumatic system that moves vertically, between an upper position and a lower position, both lateral sliding supports (23) incorporated in respective guide anchors (24) fixed, in turn, to the frame (11) in the form of a bridge that holds the assembly on the conveyor belt (2).

Preferably, on both sides of the aforementioned bridge that constitutes said frame (11), the inclusion of two fixed supports (25) with U-shaped housings (26) is also contemplated to support the ends of the axis (27) of the coil of film (13), which is preferably hollow, allowing it to be placed and removed easily and manually.

For its part, the conveyor belt (2) is supported on a bench structure (28) with height-adjustable legs (29) to adapt it to the height of the production line.

With all this, the operation of the machine (1) is as follows. The band (2) is moved by the first motor reducer (6) with frequency variator of its driving roller (5) making the pertinent stops for the placement of the film (10) at the beginning, in the final cut and controlling the speed adapting to the speed of the production line of the pieces (3) to be plasticized. The film (10), in turn, is moved in the laminating head (9) by the rubberized motor drum (12), also driven by a second geared motor (18) with a frequency variator which, in turn, is connected to the driving roller (5) of the belt (2) by means of two pulse encoders to adjust the speeds.

The film reel (13) will be mounted outside the machine (1) with a hollow shaft (27) that will be placed inside the same reel, and will be manually mounted on the laminating head (9), inserting the ends of said shaft (27) in the U-shaped housings (26) of the supports (25).

The film (10), once the reel (13) is in place, is passed by hand through the rubberized motor drum (12) and then it reaches the suction pot (19), located below, until it reaches the tightening rubber spatula (14).

The suction pot (19) will be activated as long as the film (10) is not being placed, when a piece (3) reaches its position on the band (2) it will be detected by the photocell (20) and the pneumatic system of elevation (17) of the laminator head (9) will lower to stick the beginning of the film to the piece (3). At the moment that the part (3) starts to move through the band (2), the suction pot (19) will be deactivated and the motor drum (12) will be activated, thus starting the gluing of the film (10) at the distance ( a) Estimated from the front edge (3a) of the piece (3).

The piece (3) will advance and stop at an estimated distance (a') from its rear edge (3b), at which time the pneumatic lifting system (17) will rise to separate the film (10) from the piece (3), the suction pot (19) will be activated to hold the film, there will be a space between the rubber spatula (14) and the holding roller (21), and the blade (16) will pass through this space, which is on one side of the film. head (9) mounted on a pneumatic cylinder (22) without rod that will be activated to cut the film (10), the excess film between the cut and the holding roller (21) that has not yet been stuck, will stick to the restart the piece (3) and pass through this same clamping roller (21) and the subsequent pressure roller (15).

Thus, the pieces (3) will be laminated repeatedly, not continuously as is done in known laminators, but in independent portions in each of the pieces (3) and at a distance (a, a') from the front edges (3a) and rear (3b) of part (3).

Having sufficiently described the nature of the present invention, as well as the way of putting it into practice, it is not considered necessary to make its explanation more extensive so that any person skilled in the art understands its scope and the advantages derived from it, stating that, within its essentiality, it may be put into practice in other forms of embodiment that differ in detail from the one indicated by way of example, and to which it will also reach the protection that is sought as long as its fundamental principle is not altered, changed or modified. .

Claims (9)

1. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES that, applicable to stick adhesive film (10) on the surface of each of the pieces (3) of a production line, is characterized by comprising: - a conveyor belt (2), which is installed between two segments of the part production line (3), comprising at least one idle roller (4) and a drive roller (5) driven by a first geared motor ( 6) with a frequency variator, which drives the movement of the band (2) to move the pieces (3) between the exit of the anterior segment (7) and the entrance of the posterior segment (8) of the production line, adapting to the speed of the same and making intermittent stops in synchrony with the activation of a plasticizer head (9) between the application and cutting of the adhesive film (10) in each piece (3); Y - a head (9), which is fixed on the conveyor belt (2), comprising a rubberized motor drum (12) that moves the film (10) supplied from a reel of film (13), a spatula (14) of rubber that sticks the film (10) on the pieces (3), a pressure roller (15) that presses it later, and a cutting blade (16), as well as a lifting system (17) that raises and lowers said set of elements in synchrony with the movement and stoppage of the conveyor belt (2) to apply the film (10) on the pieces (3) in independent portions, cut and glued a distance (a, a') from the leading edge ( 3a) and later (3b) of the same, and where the driving drum (12) is driven by a second geared motor (18) with frequency variator which, in turn, is connected to the driving roller (5) of the band (2) by means of two pulse encoders, to adjust the speeds of both elements. 2. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES according to claim 1, characterized in that the plasticizer head (9) further comprises a suction pot (19) in front of which the film (10) is passed to hold it or not , depending on the application phase, in synchrony with the movement of the lifting system (17) of the application means, such that it keeps it raised and held while cutting. 3. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES according to claim 1 or 2, characterized in that the plasticizing head (9) comprises a photocell (20) that detects the presence and position of the pieces (3) on the band (2) under the film application area (10) to activate the activation of the lifting system (17) and the means of application to the preset distance (a) from the front edge (3a) of the part (3) and only up to a preset distance (a') from the rear edge (3b) of the part (3). 4. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES according to claim 3, characterized in that the distances (a, a') of the leading edge (3a) and trailing edge (3b) are equal 5. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES according to claim 3, characterized in that the distances (a, a') of the front (3a) and back (3b) edges are between 10 to 15 mm. 6. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES according to any of the preceding claims, characterized in that the plasticizing head (9) comprises a holding roller (21) for the film located between the blade (16) and the pressure roller (15). ) to facilitate the cutting operation. 7. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES according to any of the preceding claims, characterized in that the blade (16) is actuated by a pneumatic cylinder (22). 8. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES according to any of the preceding claims, characterized in that the lifting system (17) of the set of means for applying the film (10) of the head (9) is a pneumatic system. 9. - LAMINATING MACHINE FOR TILES OR SIMILAR FLAT PIECES according to any of the preceding claims, characterized in that the head (9) is fixed with a frame (11) that includes two fixed supports (25) with U-shaped housings (26) to support the ends of the shaft (27) of the film reel (13).