WO2022219219A1 - Footwear production machine with removable system for joining the sole to the last - Google Patents

Footwear production machine with removable system for joining the sole to the last Download PDF

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Publication number
WO2022219219A1
WO2022219219A1 PCT/ES2022/070233 ES2022070233W WO2022219219A1 WO 2022219219 A1 WO2022219219 A1 WO 2022219219A1 ES 2022070233 W ES2022070233 W ES 2022070233W WO 2022219219 A1 WO2022219219 A1 WO 2022219219A1
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WO
WIPO (PCT)
Prior art keywords
last
sole
footwear
roller
machine
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Application number
PCT/ES2022/070233
Other languages
Spanish (es)
French (fr)
Inventor
Aniceto Romero Martinez
Original Assignee
Aniceto Romero Martinez
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Filing date
Publication date
Application filed by Aniceto Romero Martinez filed Critical Aniceto Romero Martinez
Publication of WO2022219219A1 publication Critical patent/WO2022219219A1/en

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Classifications

    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
    • A43D25/00—Devices for gluing shoe parts
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
    • A43D25/00—Devices for gluing shoe parts
    • A43D25/18—Devices for applying adhesives to shoe parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/16—Registering, tensioning, smoothing or guiding webs longitudinally by weighted or spring-pressed movable bars or rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers

Definitions

  • the invention refers to a machine for the manufacture of footwear with a removable joint system between the sole and its last, providing the function for which it is intended with advantages and characteristics that are described in detail later.
  • the object of the present invention lies in a machine specifically designed for the manufacture of footwear with a removable joint system between the sole and its last, specifically by means of segments of double-sided adhesive tape applied between both elements, for which said machine comprises , essentially, an electrical drive mechanism that facilitates the delivery and application of said segments of tape from a feed roller while collecting the waxed release paper that separates from the tape.
  • the field of application of the present invention falls within the sector of the industry dedicated to the manufacture of footwear, focusing particularly on the field of manufacturing machinery for the application of joining means in footwear.
  • a utility model is known, whose owner is the applicant of the present invention, in which a shoe made with the sole and its last joined by a removable joining system which is constituted by some removable joining means consisting of double-sided adhesive tape that is incorporated internally between the face to be attached to the sole and the base of the last, which, preferably, is applied in several segments distributed at different points on the front and back. the area of the heel between the face to be attached to said sole and the base of said last.
  • the machine object of the invention essentially comprises at least one electrical drive mechanism that facilitates the delivery and application of said segments of tape from a feed roller while collecting the waxed protective paper that separates from the tape.
  • said mechanism essentially comprises:
  • an applicator roller which has a rubber coating or similar soft material, and on which the operator, by pressing with the base of the last, sticks a portion of the adhesive tape; and - a pick-up roller with which the protective waxed paper is guided when separated from the applied tape on the applicator roller, said set of rollers being associated with a system of turning gears linked to a small electric motor connected to an actuator/ button, such that when said actuator is pressed by the operator, the motor rotates a certain number of revolutions that translate into a certain movement of the gears that, in turn, move the rollers a certain number of revolutions to deliver a portion previously calculated tape which, for its part, adheres to the base of the last when said operator presses it on the applicator roller, then making a small pull to break the tape and obtain the corresponding glued segment.
  • the mechanism comprises a tilting assembly associated with a spring that maintains a pressure roller attached to the pick-up roller, so that the excess waxed paper always remains attached to it without hindering the application action of the tape.
  • the mechanism comprises, also preferably, a guide tray that guides the excess paper towards the rear of the mechanism, away from the applicator roller, preventing it, being lighter, from becoming entangled with the tape at the time of application. by the action of the generated air.
  • the described mechanism is housed in the upper part of a protective casing, preferably with a parallelepiped configuration in the form of a box or cabinet with the upper area open to give access to the mechanism, with the actuator/button consisting of a pedal located internally, such that the set of electrical connections and the motor are housed and protected in the lower area of the casing, which is closed and It has an access door for maintenance or repair work.
  • said lower part also provides storage space for collecting excess wax paper and, eventually, for storing the rolls of adhesive tape to be used.
  • Figure number 1 Shows a schematic elevation view of an embodiment of the electrically driven roller mechanism that comprises the machine object of the invention, showing the main parts and elements that it comprises;
  • the machine (1) of the invention specifically applicable for the incorporation of segments (2a) of double-sided adhesive tape (2), for example in the base (3a) of the last (3) of the footwear to be manufactured, comprises at least one electrical drive mechanism (4) which, in turn, comprises at least:
  • an applicator roller (6) provided with a coating of soft material, such as rubber or the like, on which the operator, by pressing with the base (3a) of the last (3), sticks a segment (2a) of the adhesive tape (2);
  • the machine may comprise tape cutting means.
  • the mechanism (4) further comprises a tilting assembly (10) defined by a plate with two articulated joints (11) that is associated with a tension spring (12), such that it maintains a pressure roller (13) provided in its opposite end attached to the pick-up roller (7), to keep the excess waxed paper (2b), which is passed between this pressure roller (13) and the pick-up roller (7), always attached to said pick-up roller (7).
  • a tilting assembly 10 defined by a plate with two articulated joints (11) that is associated with a tension spring (12), such that it maintains a pressure roller (13) provided in its opposite end attached to the pick-up roller (7), to keep the excess waxed paper (2b), which is passed between this pressure roller (13) and the pick-up roller (7), always attached to said pick-up roller (7).
  • the mechanism (4) also comprises a guide tray (14) that guides the remaining waxed paper (2b) towards the back thereof, away from the applicator roller (6).
  • the actuator/button (9) is a pedal.
  • the mechanism (4) is housed in the upper part of a protective casing (15), preferably formed by a metal structure with a parallelepiped configuration in the form of a box or cabinet with a front opening (15a) in said upper area that it gives access to the rollers of the mechanism (4), for example fastened to a support panel (16), with the actuator/button (9) located below.
  • the lower part of the casing (15) defines a closed housing, with an access door (15b) where the electrical connections and the motor are incorporated.
  • said lower part also provides storage space for collecting the excess wax paper (2b) and, eventually, for storing the rolls of adhesive tape (2) to be used.
  • the double-sided adhesive tape (2) is a repulpable tape with a non-woven fabric support and soluble acrylic adhesive.
  • the adhesive tape (2) used has a high-quality adhesive that provides very good adhesion during quick splices and high temperature resistance that keeps the splice intact during the drying process.
  • it is a non-polluting and recyclable tape.
  • the adhesive tape (2) has the technical properties indicated in the following table:

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  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

Disclosed is a footwear production machine with a removable system for joining the sole to the last, especially applicable for adding sections (2a) of double-sided adhesive tape (2), for example, to the base (3a) of the last (3) of the footwear to be produced, which comprises at least one electric actuation mechanism (4) consisting of at least: a feed roller (5) for feeding the adhesive tape (2), which is incorporated in the form of a roll with corresponding protective waxed paper (2b); an applicator roller (6), provided with a covering of soft material, such as rubber or similar, on which the operator, by pressing with the base (3a) of the last (3), glues a section (2a) of the adhesive tape (2); a collecting roller (7) that collects the protective waxed paper (2b) when it separates from the tape (2) applied on the applicator roller (6); and a system of gears (8), associated with the feed roller (5) and the collector roller (7) and which are connected to the shaft of an electric motor connected to an actuator/button (9).

Description

MÁQUINA PARA LA FABRICACIÓN DE CALZADO CON SISTEMA DE UNIÓN REMOVIBLE ENTRE LA PLANTA Y SU HORMA MACHINE FOR THE MANUFACTURING OF FOOTWEAR WITH A REMOVABLE JOINT SYSTEM BETWEEN THE SOLE AND ITS LAST
DESCRIPCIÓN DESCRIPTION
OBJETO DE LA INVENCIÓN OBJECT OF THE INVENTION
La invención, tal como expresa el enunciado de la presente memoria descriptiva, se refiere a una máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma aportando, a la función a que se destina ventajas y características que se describen en detalle más adelante. The invention, as expressed in the title of this specification, refers to a machine for the manufacture of footwear with a removable joint system between the sole and its last, providing the function for which it is intended with advantages and characteristics that are described in detail later.
El objeto de la presente invención recae en una máquina específicamente diseñada para la fabricación de calzado con sistema de unión removible entre la planta y su horma, en concreto mediante segmentos de cinta adhesiva de doble cara aplicada entre ambos elementos, para lo cual dicha máquina comprende, esencialmente, un mecanismo de accionamiento eléctrico que facilita la entrega y aplicación de dichos segmentos de cinta desde un rodillo alimentador al tiempo que recoge el papel protector encerado que se separa de la cinta. The object of the present invention lies in a machine specifically designed for the manufacture of footwear with a removable joint system between the sole and its last, specifically by means of segments of double-sided adhesive tape applied between both elements, for which said machine comprises , essentially, an electrical drive mechanism that facilitates the delivery and application of said segments of tape from a feed roller while collecting the waxed release paper that separates from the tape.
CAMPO DE APLICACIÓN DE LA INVENCIÓN FIELD OF APPLICATION OF THE INVENTION
El campo de aplicación de la presente invención se enmarca dentro del sector de la industria dedicada a la fabricación de calzado, centrándose particularmente en el ámbito de la fabricación de maquinaria para la aplicación de medios de unión en el calzado. ANTECEDENTES DE LA INVENCIÓN The field of application of the present invention falls within the sector of the industry dedicated to the manufacture of footwear, focusing particularly on the field of manufacturing machinery for the application of joining means in footwear. BACKGROUND OF THE INVENTION
Por el documento U 201930697, se conoce un modelo de utilidad, cuyo titular es el propio solicitante de la presente invención, en que se divulga un zapato fabricado con la planta y su horma unidas mediante un sistema de unión removible el cual está constituido por unos medios de unión removibles consistentes en cinta adhesiva de doble cara que se incorpora interiormente entre la cara a adosar de la planta y la base de la horma, la cual, preferentemente, se aplica en varios segmentos repartidos en distintos puntos de la parte anterior y de la zona del talón entre la cara a adosar de dicha planta y la base de dicha horma. From document U 201930697, a utility model is known, whose owner is the applicant of the present invention, in which a shoe made with the sole and its last joined by a removable joining system which is constituted by some removable joining means consisting of double-sided adhesive tape that is incorporated internally between the face to be attached to the sole and the base of the last, which, preferably, is applied in several segments distributed at different points on the front and back. the area of the heel between the face to be attached to said sole and the base of said last.
El problema es que la aplicación de dichos segmentos de cinta adhesiva, cuando se trata de fabricación en serie, si se efectúa manualmente, requiere de mucha destreza e inversión de tiempo, con lo cual se encarece el producto. The problem is that the application of said segments of adhesive tape, when it comes to mass production, if it is done manually, requires a lot of skill and investment of time, which makes the product more expensive.
Sería, por tanto, deseable contar con una máquina que facilite la aplicación de dichos segmentos de cinta, por ejemplo en la base de la horma, de manera rápida y simple, para luego pegar ésta en la planta, permitiendo acelerar la producción y, consecuentemente, ahorrar en costes de fabricación. It would therefore be desirable to have a machine that facilitates the application of said segments of tape, for example at the base of the last, in a quick and simple way, in order to then stick it on the plant, allowing production to be accelerated and, consequently, , save on manufacturing costs.
Por otra parte, y como referencia al estado actual de la técnica, si bien son conocidos múltiples tipos de maquinaria para la fabricación de calzado o partes del calzado de distinta índole, al menos por parte del solicitante, se desconoce la existencia de ninguna otra máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, ni ninguna otra invención de aplicación similar, que presente unas características técnicas y estructurales ¡guales o semejantes a las que presenta la que aquí se reivindica. On the other hand, and as a reference to the current state of the art, although multiple types of machinery for the manufacture of footwear or parts of footwear of different kinds are known, at least by the applicant, the existence of any other machine is unknown. for the manufacture of footwear with a removable joint system between the sole and its last, or any other invention with a similar application, which has technical and structural characteristics equal to or similar to those presents what is claimed here.
EXPLICACIÓN DE LA INVENCIÓN EXPLANATION OF THE INVENTION
La máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma que la invención propone se configura como la solución idónea al objetivo anteriormente señalado, estando los detalles caracterizadores que lo hacen posible y que la distinguen convenientemente recogidos en las reivindicaciones finales que acompañan a la presente descripción. The machine for the manufacture of footwear with a removable joint system between the sole and its last that the invention proposes is configured as the ideal solution for the aforementioned objective, with the characterizing details that make it possible and that distinguish it conveniently collected in the claims endings that accompany this description.
Concretamente, lo que la invención propone, como se ha apuntado anteriormente, es una máquina específicamente diseñada con la finalidad de facilitar el proceso de fabricación de un tipo de calzado con sistema de unión removible entre la planta y su horma, concretamente el descrito en el mencionado documento U 201930697, en que dicho sistema de unión removible está conformado por la inclusión de una pluralidad de segmentos de cinta adhesiva de doble cara aplicada entre ambos elementos. Specifically, what the invention proposes, as noted above, is a machine specifically designed for the purpose of facilitating the manufacturing process of a type of footwear with a removable joint system between the sole and its last, specifically the one described in mentioned document U 201930697, in which said removable joint system is formed by the inclusion of a plurality of segments of double-sided adhesive tape applied between both elements.
Para ello, la máquina objeto de la invención comprende, esencialmente, al menos un mecanismo de accionamiento eléctrico que facilita la entrega y aplicación de dichos segmentos de cinta desde un rodillo alimentador al tiempo que recoge el papel protector encerado que se separa de la cinta. To do this, the machine object of the invention essentially comprises at least one electrical drive mechanism that facilitates the delivery and application of said segments of tape from a feed roller while collecting the waxed protective paper that separates from the tape.
Más específicamente, dicho mecanismo comprende, esencialmente: More specifically, said mechanism essentially comprises:
- un rodillo alimentador, donde se incorpora el rollo de cinta de doble cara a aplicar con su correspondiente papel encerado de protección;- a feed roller, where the roll of double-sided tape to be applied with its corresponding waxed protection paper is incorporated;
- un rodillo aplicador, que presenta un recubrimiento de goma o material blando similar, y sobre el que el operario, al hacer presión con la base de la horma, pega una porción de la cinta adhesiva; y - un rodillo recogedor con que se conduce el papel encerado de protección al separarse de la cinta aplicada en el rodillo aplicador, estando el citado conjunto de rodillos asociado a un sistema de engranajes de giro vinculados a un pequeño motor eléctrico conectado a un accionador/pulsador, tal que al ser presionado dicho accionador por parte del operario, el motor gira un determinado número de revoluciones que se traducen en un determinado movimiento de los engranajes que, a su vez, mueven los rodillos un cierto número de vuelta para entregar una porción previamente calculada de cinta que, por su parte, se adhiere a la base de la horma cuando dicho operario presiona con ella sobre el rodillo aplicador, realizando a continuación un pequeño estirón para romper la cinta y obtener el segmento pegado correspondiente. - an applicator roller, which has a rubber coating or similar soft material, and on which the operator, by pressing with the base of the last, sticks a portion of the adhesive tape; and - a pick-up roller with which the protective waxed paper is guided when separated from the applied tape on the applicator roller, said set of rollers being associated with a system of turning gears linked to a small electric motor connected to an actuator/ button, such that when said actuator is pressed by the operator, the motor rotates a certain number of revolutions that translate into a certain movement of the gears that, in turn, move the rollers a certain number of revolutions to deliver a portion previously calculated tape which, for its part, adheres to the base of the last when said operator presses it on the applicator roller, then making a small pull to break the tape and obtain the corresponding glued segment.
Preferentemente, además, el mecanismo comprende un conjunto basculante asociado a un muelle que mantiene un rodillo de presión adosado al rodillo recogedor, de manera que el papel encerado sobrante siempre queda adosado a éste sin estorbar en la acción de aplicación de la cinta. Preferably, furthermore, the mechanism comprises a tilting assembly associated with a spring that maintains a pressure roller attached to the pick-up roller, so that the excess waxed paper always remains attached to it without hindering the application action of the tape.
Asimismo, el mecanismo comprende, también de modo preferente, una bandeja guía que conduce el papel sobrante hacia la parte posterior del mecanismo, lejos del rodillo aplicador, evitando que, al ser más ligero, pueda enredarse con la cinta en el momento de la aplicación por acción del aire generado. Likewise, the mechanism comprises, also preferably, a guide tray that guides the excess paper towards the rear of the mechanism, away from the applicator roller, preventing it, being lighter, from becoming entangled with the tape at the time of application. by the action of the generated air.
Por su parte, en el modo de realización preferido, el descrito mecanismo se encuentra alojado en la parte superior de una carcasa de protección, preferiblemente de configuración paralelepipédica a modo de caja o armario con la zona superior abierta para dar acceso al mecanismo, estando el accionador/pulsador constituido por un pedal situado interiormente, tal que el conjunto de conexiones eléctricas y el motor quedan alojados y protegido en la zona inferior de la carcasa, que es cerrado y cuenta con una portezuela de acceso para labores de mantenimiento o reparación. For its part, in the preferred embodiment, the described mechanism is housed in the upper part of a protective casing, preferably with a parallelepiped configuration in the form of a box or cabinet with the upper area open to give access to the mechanism, with the actuator/button consisting of a pedal located internally, such that the set of electrical connections and the motor are housed and protected in the lower area of the casing, which is closed and It has an access door for maintenance or repair work.
Opcionalmente, dicha parte inferior también proporciona espacio de almacenamiento para la recogida del papel encerado sobrante y, eventualmente, para almacenar los rollos de cinta adhesiva a utilizar. Optionally, said lower part also provides storage space for collecting excess wax paper and, eventually, for storing the rolls of adhesive tape to be used.
DESCRIPCIÓN DE LOS DIBUJOS DESCRIPTION OF THE DRAWINGS
Para complementar la descripción que se está realizando y con objeto de ayudar a una mejor comprensión de las características de la invención, se acompaña a la presente memoria descriptiva, como parte integrante de la misma, un plano en el que con carácter ilustrativo y no limitativo se ha representado lo siguiente: To complement the description that is being made and in order to help a better understanding of the characteristics of the invention, a plan is attached to this description, as an integral part of it, in which, by way of illustration and not limitation the following has been represented:
La figura número 1.- Muestra una vista esquemática en alzado de un ejemplo de realización del mecanismo de rodillos de accionamiento eléctrico que comprende la máquina objeto de la invención, apreciándose las principales partes y elementos que comprende; la figura número 2.- Muestra una vista esquemática en alzado frontal de un ejemplo del conjunto de la máquina, según la invención, apreciándose las principales partes y elementos que comprende; y la figura número 3.- Muestra una vista esquemática en perspectiva de otro ejemplo de realización del mecanismo de rodillos de la máquina de la invención, en este caso representado sin incluir la cinta adhesiva. Figure number 1.- Shows a schematic elevation view of an embodiment of the electrically driven roller mechanism that comprises the machine object of the invention, showing the main parts and elements that it comprises; Figure number 2.- Shows a schematic front elevation view of an example of the machine assembly, according to the invention, showing the main parts and elements that it comprises; and figure number 3.- Shows a schematic perspective view of another example of embodiment of the roller mechanism of the machine of the invention, in this case represented without including the adhesive tape.
REALIZACIÓN PREFERENTE DE LA INVENCIÓN PREFERRED EMBODIMENT OF THE INVENTION
A la vista de las mencionadas figuras, y de acuerdo con la numeración adoptada, se puede observar en ellas un ejemplo de realización no limitativa de la máquina para la fabricación de calzado de la invención, la cual comprende lo que se describe en detalle a continuación. In view of the aforementioned figures, and according to the numbering adopted, it can be seen in them a non-limiting embodiment of the machine for manufacturing footwear of the invention, which includes what is described in detail below .
Así, tal como se observa en dichas figuras, la máquina (1) de la invención, específicamente aplicable para la incorporación de segmentos (2a) de cinta adhesiva (2) de doble cara, por ejemplo en la base (3a) de la horma (3) del calzado a fabricar, comprende, al menos, un mecanismo (4) de accionamiento eléctrico que, a su vez, comprende, al menos: Thus, as observed in said figures, the machine (1) of the invention, specifically applicable for the incorporation of segments (2a) of double-sided adhesive tape (2), for example in the base (3a) of the last (3) of the footwear to be manufactured, comprises at least one electrical drive mechanism (4) which, in turn, comprises at least:
- un rodillo alimentador (5) de la cinta adhesiva (2), que se incorpora en formato de rollo con su correspondiente papel encerado de protección (2b); - a feed roller (5) for the adhesive tape (2), which is incorporated in a roll format with its corresponding protective waxed paper (2b);
- un rodillo aplicador (6), dotado de un recubrimiento de material blando, tal como goma o similar, sobre el cual el operario, al hacer presión con la base (3a) de la horma (3) pega un segmento (2a) de la cinta adhesiva (2); - an applicator roller (6), provided with a coating of soft material, such as rubber or the like, on which the operator, by pressing with the base (3a) of the last (3), sticks a segment (2a) of the adhesive tape (2);
- un rodillo recogedor (7) que recoge el papel encerado de protección (2b) al separarse de la cinta (2) aplicada en el rodillo aplicador (6); y- a pick-up roller (7) that picks up the protective wax paper (2b) as it separates from the tape (2) applied on the applicator roller (6); Y
- un sistema de engranajes (8), asociados al rodillo alimentador (5) y al rodillo recogedor (7) y vinculados al eje de un motor eléctrico (no representado) conectado, a su vez, a un accionador/pulsador (9); tal que, el presionado de dicho accionador/pulsador (9) por parte del operario, determina el movimiento del motor cuyo eje gira un determinado número de revoluciones que se traducen en un oportuno movimiento de los engranajes (8) que, a su vez, mueven los rodillos (5, 7) un cierto número de vueltas suficiente para entregar el segmento (2a) de cinta (2) que se adhiere a la base (3a) de la horma (3) cuando el operario presiona con ella sobre el rodillo aplicador (6), realizando a continuación un pequeño estirón para romper la cinta y obtener el segmento pegado correspondiente. Alternativamente la máquina puede comprender unos medios de corte de la cinta. - a system of gears (8), associated with the feed roller (5) and the pick-up roller (7) and linked to the shaft of an electric motor (not shown) connected, in turn, to an actuator/button (9); such that, the pressing of said actuator/button (9) by the operator, determines the movement of the motor whose axis rotates a certain number of revolutions that translates into an opportune movement of the gears (8) which, in turn, move the rollers (5, 7) a certain number of turns sufficient to deliver the segment (2a) of tape (2) that is adheres to the base (3a) of the last (3) when the operator presses with it on the applicator roller (6), then making a small pull to break the tape and obtain the corresponding glued segment. Alternatively, the machine may comprise tape cutting means.
Preferentemente, el mecanismo (4) comprende además un conjunto basculante (10) definido por una pletina con dos uniones articuladas (11) que está asociado a un muelle (12) tensor, tal que mantiene un rodillo de presión (13) previsto en su extremo opuesto adosado al rodillo recogedor (7), para mantener el papel encerado (2b) sobrante, que se hace pasar entre este rodillo de presión (13) y el rodillo recogedor (7), siempre adosado a dicho rodillo recogedor (7). Preferably, the mechanism (4) further comprises a tilting assembly (10) defined by a plate with two articulated joints (11) that is associated with a tension spring (12), such that it maintains a pressure roller (13) provided in its opposite end attached to the pick-up roller (7), to keep the excess waxed paper (2b), which is passed between this pressure roller (13) and the pick-up roller (7), always attached to said pick-up roller (7).
Preferentemente, el mecanismo (4) comprende también una bandeja guía (14) que conduce el papel encerado (2b) sobrante hacia la parte posterior del mismo, lejos del rodillo aplicador (6). Preferably, the mechanism (4) also comprises a guide tray (14) that guides the remaining waxed paper (2b) towards the back thereof, away from the applicator roller (6).
Preferentemente, el accionador/pulsador (9) es un pedal. Preferably, the actuator/button (9) is a pedal.
Preferentemente, el mecanismo (4) se encuentra alojado en la parte superior de una carcasa (15) de protección, preferiblemente formada por una estructura metálica de configuración paralelepipédica a modo de caja o armario con una abertura frontal (15a) en dicha zona superior que da acceso a los rodillos del mecanismo (4), por ejemplo sujeta a un panel de soporte (16), estando el accionador/pulsador (9) situado inferiormente. Además, en dicha forma de realización preferente, la parte inferior de la carcasa (15) define un alojamiento cerrado, con portezuela de acceso (15b) donde se incorporan las conexiones eléctricas y el motor. Opcionalmente, dicha parte inferior también proporciona espacio de almacenamiento para la recogida del papel encerado (2b) sobrante y, eventualmente, para almacenar los rollos de cinta adhesiva (2) a utilizar. Preferably, the mechanism (4) is housed in the upper part of a protective casing (15), preferably formed by a metal structure with a parallelepiped configuration in the form of a box or cabinet with a front opening (15a) in said upper area that it gives access to the rollers of the mechanism (4), for example fastened to a support panel (16), with the actuator/button (9) located below. In addition, in said preferred embodiment, the lower part of the casing (15) defines a closed housing, with an access door (15b) where the electrical connections and the motor are incorporated. Optionally, said lower part also provides storage space for collecting the excess wax paper (2b) and, eventually, for storing the rolls of adhesive tape (2) to be used.
Por último, cabe destacar que, en una forma de realización preferida, la cinta adhesiva (2) de doble cara es una cinta repulpable con soporte de tejido sin tejer y con adhesivo acrílico soluble. De preferencia, la cinta adhesiva (2) utilizada, cuenta con adhesivo de alta calidad, que proporciona muy buena adhesión durante empalmes rápidos y elevada resistencia a la temperatura que mantiene el empalme intacto durante el proceso de secado. Además, es una cinta no contaminante y reciclable. Lastly, it should be noted that, in a preferred embodiment, the double-sided adhesive tape (2) is a repulpable tape with a non-woven fabric support and soluble acrylic adhesive. Preferably, the adhesive tape (2) used has a high-quality adhesive that provides very good adhesion during quick splices and high temperature resistance that keeps the splice intact during the drying process. In addition, it is a non-polluting and recyclable tape.
Más específicamente, la cinta adhesiva (2) presenta las propiedades técnicas que indica la siguiente tabla:
Figure imgf000010_0001
More specifically, the adhesive tape (2) has the technical properties indicated in the following table:
Figure imgf000010_0001
Descrita suficientemente la naturaleza de la presente invención, así como la manera de ponerla en práctica, no se considera necesario hacer más extensa su explicación para que cualquier experto en la materia comprenda su alcance y las ventajas que de ella se derivan. 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.

Claims

REIVINDICACIONES
1.- Máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, en particular aplicable para la incorporación de segmentos (2a) de cinta adhesiva (2) de doble cara, por ejemplo en la base (3a) de la horma (3) del calzado a fabricar, caracterizada por comprender, al menos, un mecanismo (4) de accionamiento eléctrico que consiste a su vez, al menos: - un rodillo alimentador (5) de la cinta adhesiva (2), que se incorpora en formato de rollo con su correspondiente papel encerado de protección (2b); 1.- Machine for the manufacture of footwear with a removable joint system between the sole and its last, in particular applicable for the incorporation of segments (2a) of double-sided adhesive tape (2), for example in the base (3a) of the shoe last (3) to be manufactured, characterized by comprising at least one electrically actuated mechanism (4) which in turn consists of at least: - a feed roller (5) for the adhesive tape (2), which is incorporated in roll format with its corresponding waxed protection paper (2b);
- un rodillo aplicador (6), dotado de un recubrimiento de material blando, tal como goma o similar, sobre el cual el operario, al hacer presión con la base (3a) de la horma (3) pega un segmento (2a) de la cinta adhesiva (2); - an applicator roller (6), provided with a coating of soft material, such as rubber or the like, on which the operator, by pressing with the base (3a) of the last (3), sticks a segment (2a) of the adhesive tape (2);
- un rodillo recogedor (7) que recoge el papel encerado de protección (2b) al separarse de la cinta (2) aplicada en el rodillo aplicador (6); y- a pick-up roller (7) that picks up the protective wax paper (2b) as it separates from the tape (2) applied on the applicator roller (6); Y
- un sistema de engranajes (8), asociados al rodillo alimentador (5) y al rodillo recogedor (7) y vinculados al eje de un motor eléctrico conectado, a su vez, a un accionador/pulsador (9), - a system of gears (8), associated with the feed roller (5) and the pick-up roller (7) and linked to the shaft of an electric motor connected, in turn, to an actuator/button (9),
2.- Máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, según la reivindicación 1, caracterizada porque el mecanismo (4) comprende un conjunto basculante (10) definido por una pletina con dos uniones articuladas (11) que está asociado a un muelle (12) tensor, tal que mantiene un rodillo de presión (13) previsto en su extremo opuesto adosado al rodillo recogedor (7). 2. Machine for manufacturing footwear with a removable joint system between the sole and its last, according to claim 1, characterized in that the mechanism (4) comprises a tilting assembly (10) defined by a plate with two articulated joints (11 ) that is associated with a tension spring (12), such that it maintains a pressure roller (13) provided at its opposite end attached to the pick-up roller (7).
3.- Máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, según la reivindicación 1 ó 2, caracterizada porque el mecanismo (4) comprende una bandeja guía (14) que conduce el papel encerado (2b) sobrante hacia la parte posterior del mismo, lejos del rodillo aplicador (6). 3. Machine for the manufacture of footwear with a removable connection system between the sole and its last, according to claim 1 or 2, characterized in that the mechanism (4) comprises a guide tray (14) that guides the waxed paper (2b) excess towards the back of it, away from the applicator roller (6).
4.- Máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, según la reivindicación 1 , caracterizada porque el accionador/pulsador (9) es un pedal. 4. Machine for the manufacture of footwear with a removable joint system between the sole and its last, according to claim 1, characterized in that the actuator/button (9) is a pedal.
5.- Máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, según cualquiera de las reivindicaciones 1 a 3, caracterizada porque el mecanismo (4) se encuentra alojado en la parte superior de una carcasa (15) de protección, estando el accionador/pulsador (9) constituido por un pedal situado inferiormente. 5.- Machine for the manufacture of footwear with a removable connection system between the sole and its last, according to any of claims 1 to 3, characterized in that the mechanism (4) is housed in the upper part of a casing (15) of protection, being the actuator/button (9) constituted by a pedal located inferiorly.
6.- Máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, según la reivindicación 5, caracterizada porque la carcasa (15) comprende una estructura metálica de configuración paralelepipédica a modo de caja o armario con una abertura frontal (15a) en su zona superior que da acceso a los rodillos del mecanismo (4). 6.- Machine for the manufacture of footwear with a removable connection system between the sole and its last, according to claim 5, characterized in that the casing (15) comprises a metal structure with a parallelepiped configuration in the form of a box or cabinet with a front opening (15a) in its upper area that gives access to the rollers of the mechanism (4).
7.- Máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, según las reivindicaciones 5 y 6, caracterizada porque la parte inferior de la carcasa (15) define un alojamiento cerrado, con portezuela de acceso (15b), donde se incorporan las conexiones eléctricas y el motor. 7.- Machine for the manufacture of footwear with a removable connection system between the sole and its last, according to claims 5 and 6, characterized in that the lower part of the casing (15) defines a closed housing, with an access door (15b ), where the electrical connections and the motor are incorporated.
8.- Máquina para la fabricación de calzado con sistema de unión removible entre la planta y su horma, según la reivindicación 7, caracterizada porque dicha parte inferior de la carcasa (15) proporciona un espacio de almacenamiento para la recogida del papel encerado (2b) sobrante y, eventualmente, para almacenar los rollos de cinta adhesiva (2) a utilizar. 8. Machine for the manufacture of footwear with a removable connection system between the sole and its last, according to claim 7, characterized in that said lower part of the casing (15) provides a storage space for collecting the waxed paper (2b ) surplus and, possibly, to store the rolls of adhesive tape (2) to be used.
PCT/ES2022/070233 2021-04-16 2022-04-14 Footwear production machine with removable system for joining the sole to the last WO2022219219A1 (en)

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ES202130793U ES1268974Y (en) 2021-04-16 2021-04-16 MACHINE FOR THE MANUFACTURE OF FOOTWEAR WITH REMOVABLE JOINT SYSTEM BETWEEN THE PLANT AND ITS LAST
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5312501A (en) * 1988-01-27 1994-05-17 Minnesota Mining And Manufacturing Company Automated liner removing transfer tape applicator method
ES1044409U (en) * 1999-09-23 2000-05-01 Aznar Martinez Francisco Machine for the application of an adhesive, for example a mold (Machine-translation by Google Translate, not legally binding)
JP2006143453A (en) * 2004-11-24 2006-06-08 Jptec Kk Tape sticking device
WO2008004042A1 (en) * 2006-06-30 2008-01-10 Alc Flenco Group S.R.L. Machine and relative, method for applying an adhesive layer to a surface of an object, such as an inner sole of a shoe
CN108298362A (en) * 2018-04-11 2018-07-20 吉林大学 Complex-curved automatic patch Double side adhesive tape based on robot
ES1230244U (en) * 2019-05-02 2019-05-29 Martinez Aniceto Romero SHOE MANUFACTURED WITH THE PLANT AND ITS HORMA UNITED THROUGH A REMOVABLE UNION SYSTEM (Machine-translation by Google Translate, not legally binding)

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5312501A (en) * 1988-01-27 1994-05-17 Minnesota Mining And Manufacturing Company Automated liner removing transfer tape applicator method
ES1044409U (en) * 1999-09-23 2000-05-01 Aznar Martinez Francisco Machine for the application of an adhesive, for example a mold (Machine-translation by Google Translate, not legally binding)
JP2006143453A (en) * 2004-11-24 2006-06-08 Jptec Kk Tape sticking device
WO2008004042A1 (en) * 2006-06-30 2008-01-10 Alc Flenco Group S.R.L. Machine and relative, method for applying an adhesive layer to a surface of an object, such as an inner sole of a shoe
CN108298362A (en) * 2018-04-11 2018-07-20 吉林大学 Complex-curved automatic patch Double side adhesive tape based on robot
ES1230244U (en) * 2019-05-02 2019-05-29 Martinez Aniceto Romero SHOE MANUFACTURED WITH THE PLANT AND ITS HORMA UNITED THROUGH A REMOVABLE UNION SYSTEM (Machine-translation by Google Translate, not legally binding)

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