ES2434793T3 - A set of blade holder and knife holder - Google Patents

A set of blade holder and knife holder Download PDF

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Publication number
ES2434793T3
ES2434793T3 ES10740341T ES10740341T ES2434793T3 ES 2434793 T3 ES2434793 T3 ES 2434793T3 ES 10740341 T ES10740341 T ES 10740341T ES 10740341 T ES10740341 T ES 10740341T ES 2434793 T3 ES2434793 T3 ES 2434793T3
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Spain
Prior art keywords
blade
housing
wall
hole
support member
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ES10740341T
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Spanish (es)
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Gianni Gallucci
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Teseo SpA
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Teseo SpA
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/26Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
    • B26D7/2614Means for mounting the cutting member
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/04Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
    • B26D1/06Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26FPERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38Cutting-out; Stamping-out
    • B26F1/3806Cutting-out; Stamping-out wherein relative movements of tool head and work during cutting have a component tangential to the work surface
    • B26F1/3813Cutting-out; Stamping-out wherein relative movements of tool head and work during cutting have a component tangential to the work surface wherein the tool head is moved in a plane parallel to the work in a coordinate system fixed with respect to the work
    • B26F1/382Cutting-out; Stamping-out wherein relative movements of tool head and work during cutting have a component tangential to the work surface wherein the tool head is moved in a plane parallel to the work in a coordinate system fixed with respect to the work wherein the cutting member reciprocates in, or substantially in, a direction parallel to the cutting edge

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Cutting Devices (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Knives (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Machine Tool Sensing Apparatuses (AREA)
  • Automatic Tool Replacement In Machine Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

Un conjunto de cuchilla (2) y portacuchillas (1), que se puede asociar con una máquina para cortar artículos, en elque los artículos a cortar están estirados y bloqueados sobre un plano de trabajo, que comprende:un portacuchillas (1) constituido por un elemento de enganche (10) que se puede asociar con la máquinapara cortar artículos y que presenta un órgano (11) de soporte de cuchillas, y una cuchilla (2) que presenta una forma de paralelogramo que comprende dos lados mayores (2a, 2b) ydos lados menores, proporcionando el órgano (11) de soporte de cuchillas una carcasa (12) conformada demanera que se identifican dos paredes opuestas (12a, 12b) y que presenta una anchura tal que se puedesituar la cuchilla (2) en la misma, presentando el órgano (11) de soporte de cuchillas un elemento deaplicación (14) que se extiende transversalmente desde una primera pared (12a) de la misma, a unadistancia predefinida desde una parte terminal (110), proporcionando la parte terminal (110) una abertura(18) que está en comunicación con la carcasa (12), caracterizado por que la cuchilla (2) está provista en sus dos lados menores de dos bordes de corte (T1, T2) respectivos; proporcionando una parte inferior de la carcasa (12) un agujero pasante (15), a una distancia (d) desde unborde de la parte terminal (110), y por que: la cuchilla (2) proporciona en el centro un agujero (F) y cada unode los lados mayores (2a, 2b) está provisto de un entrante de encaje (R) situado a una distancia (K) desdeun punto (P) de cada uno de los bordes de corte (T1, T2) de tal modo que posteriormente a unposicionamiento de la cuchilla (2) en la carcasa (12) del portacuchillas (11), una parte de los lados mayores(2a, 2b) de la cuchilla (2) se apoya, respectivamente, contra la primera pared (12a) y la segunda pared(12b) de la carcasa (12), de manera que el elemento de aplicación (14) se acopla mutuamente con unentrante de encaje (R) de uno de los dos lados mayores (2a, 2b) de la cuchilla (2) que está en contacto conla primera pared (12a) de la carcasa (12), siendo el agujero (F) en la cuchilla (2) coaxial con el agujeropasante (15) presente en la parte inferior (12c) de la carcasa (12), y sobresaliendo de la abertura (18) de laparte terminal (110) del órgano (11) de soporte de cuchillas un borde de corte (T1, T2) de la cuchilla (2), aefectos de que se puedan cortar los artículos.A set of blade (2) and knife holder (1), which can be associated with a machine for cutting articles, in which the items to be cut are stretched and locked on a work plane, comprising: a knife holder (1) consisting of a hooking element (10) that can be associated with the machine for cutting articles and having a blade support member (11), and a blade (2) having a parallelogram shape comprising two major sides (2a, 2b ) and two smaller sides, the blade support member (11) providing a carcass (12) shaped in a manner that two opposite walls (12a, 12b) are identified and having a width such that the blade (2) can be placed therein , the blade support member (11) presenting an application element (14) extending transversely from a first wall (12a) thereof, at a predefined distance from a terminal part (110), providing the terminal part (110) a opening (18) that is in communication with the housing (12), characterized in that the blade (2) is provided on its two smaller sides with two respective cutting edges (T1, T2); a lower part of the housing (12) providing a through hole (15), at a distance (d) from a flange of the terminal part (110), and why: the blade (2) provides a hole (F) in the center ) and each of the major sides (2a, 2b) is provided with a socket recess (R) located at a distance (K) from a point (P) of each of the cutting edges (T1, T2) in such a way that after positioning the blade (2) in the housing (12) of the knife holder (11), a part of the major sides (2a, 2b) of the blade (2) rests, respectively, against the first wall (12a ) and the second wall (12b) of the casing (12), so that the application element (14) is mutually coupled with a fitting (R) of one of the two major sides (2a, 2b) of the blade (2) which is in contact with the first wall (12a) of the housing (12), the hole (F) in the blade (2) being coaxial with the through hole (15) present in the lower part (12c) of the carc handle (12), and a cutting edge (T1, T2) of the blade (2) protruding from the opening (18) of the terminal part (110) of the blade support member (11), so that they can be cut the articles.

Description

Un conjunto de soporte para cuchilla y portacuchillas A set of blade holder and knife holder

Campo técnico Technical field

La invención se refiere al sector técnico que está relacionado con el bloqueo de una herramienta a un soporte relativo para este fin en máquinas para cortar artículos. Un portacuchillas según el preámbulo de la reivindicación 1 es conocido por el documento US 2.304.771. The invention relates to the technical sector that is related to the blocking of a tool to a relative support for this purpose in machines for cutting articles. A knife holder according to the preamble of claim 1 is known from US 2,304,771.

En particular, la invención se refiere a máquinas en las que el artículo a cortar está estirado sobre un plano de trabajo y bloqueado al mismo, para ser cortado en formas predefinidas mediante una cuchilla asociada con un cabezal de trabajo, verticalmente activado y con movimiento alternante. In particular, the invention relates to machines in which the article to be cut is stretched on a work plane and locked thereto, to be cut in predefined shapes by means of a blade associated with a work head, vertically activated and with alternating movement. .

Antecedentes de la técnica Prior art

El cabezal de trabajo está provisto de un soporte al que está bloqueada la cuchilla. En esta solución, la posición axial de la cuchilla y su bloqueo dependen de cómo se realiza la sujeción de dicha cuchilla al soporte. The work head is provided with a support to which the blade is locked. In this solution, the axial position of the blade and its blocking depend on how the blade is secured to the support.

Un agujero pasante central está dispuesto en la cuchilla para su bloqueo desmontable, y está comprendido asimismo un órgano para sujetar la cuchilla al portacuchillas. A central through hole is disposed in the blade for detachable locking, and also includes an organ for attaching the blade to the knife holder.

Durante las operaciones de corte de artículos se puede presentar una variación axial de la cuchilla, que tiene como causa, por ejemplo, el aflojamiento del órgano de sujeción, que debido a las tolerancias entre dicho órgano de sujeción y el agujero axial de la cuchilla produce el desplazamiento axial, con todos los inconvenientes y problemas subsiguientes que derivan del mismo. During the article cutting operations, an axial variation of the blade can occur, which has as a cause, for example, the loosening of the clamping element, which due to the tolerances between said clamping member and the axial hole of the blade produces axial displacement, with all the subsequent inconveniences and problems that derive from it.

Sumario de la invención Summary of the invention

Una ventaja de la presente invención es que proporciona un conjunto de cuchilla y portacuchillas que hace posible un centrado perfecto de la cuchilla con respecto al soporte y que mantiene el posicionamiento y la orientación axial de la cuchilla durante las operaciones de corte de artículos. An advantage of the present invention is that it provides a knife and knife holder assembly that makes perfect blade centering with respect to the support possible and that maintains the axial positioning and orientation of the blade during article cutting operations.

Una ventaja adicional de la invención es proporcionar un conjunto para bloquear de modo desmontable una cuchilla al soporte, que es sencillo en su concepción y que permite un posicionamiento sencillo y rápido de la cuchilla. An additional advantage of the invention is to provide a set for detachably blocking a blade from the support, which is simple in its design and allows a simple and rapid positioning of the blade.

Estas ventajas se obtienen de acuerdo con lo establecido en las reivindicaciones adjuntas. These advantages are obtained in accordance with the provisions of the appended claims.

Breve descripción de los dibujos Brief description of the drawings

Las características de la invención se establecen en lo que sigue de esta memoria, con referencia particular a las representaciones que se acompañan de los dibujos, en los que: la figura 1 ilustra una vista, en perspectiva, de un soporte para una cuchilla en máquinas para cortar artículos; la figura 2 es una vista frontal de una cuchilla para cortar artículos; la figura 3 es una vista, en perspectiva, del conjunto de portacuchillas y cuchilla; la figura 4 es una vista frontal de la ilustración en la figura 3. The features of the invention are set forth hereinbelow, with particular reference to the representations that are accompanied by the drawings, in which: Figure 1 illustrates a perspective view of a support for a knife in machines for cutting articles; Figure 2 is a front view of a blade for cutting articles; Figure 3 is a perspective view of the knife and blade holder assembly; Figure 4 is a front view of the illustration in Figure 3.

Mejor modo para llevar a cabo la invención Best way to carry out the invention

Con referencia a las representaciones que se acompañan de los dibujos, 1 indica un portacuchillas, en su totalidad, para estar asociado con un cabezal de trabajo, no ilustrado, que es parte integral de una máquina para cortar cuero y similar, no ilustrados tampoco, y 2 indica una herramienta, en particular una cuchilla. With reference to the representations that are accompanied by the drawings, 1 indicates a knife holder, in its entirety, to be associated with a work head, not illustrated, which is an integral part of a machine for cutting leather and the like, not illustrated either, and 2 indicates a tool, in particular a blade.

El portacuchillas 1 está constituido por un elemento de enganche 10 (ilustrado parcialmente en las figuras de los dibujos) para estar asociado, de modo conocido, con el cabezal de trabajo de una máquina, cuyo elemento de enganche 10 forma un órgano 11 de soporte de cuchillas. The knife holder 1 is constituted by a hooking element 10 (partially illustrated in the figures of the drawings) to be associated, in a known way, with the working head of a machine, whose hooking element 10 forms a support member 11 for blades

El órgano 11 de soporte de cuchillas, como se ilustra en la figura 1, proporciona una carcasa 12 que tiene una anchura que no es menor que la anchura de la cuchilla 2, cuya carcasa 12 está conformada, por ejemplo, de manera que se identifican dos paredes opuestas 12a, 12b, respectivamente, una primera pared 12a y una segunda pared 12b, siendo la segunda pared 12b más corta que la primera pared 12a. The blade support member 11, as illustrated in Figure 1, provides a housing 12 having a width that is not less than the width of the blade 2, whose housing 12 is shaped, for example, so that they are identified two opposite walls 12a, 12b, respectively, a first wall 12a and a second wall 12b, the second wall 12b being shorter than the first wall 12a.

Un elemento de aplicación 14 se extiende desde la primera pared 12a, transversalmente a la parte terminal 110 del órgano 110 de soporte de cuchillas y a una distancia predefinida desde la misma. An application element 14 extends from the first wall 12a, transversely to the terminal part 110 of the blade support member 110 and at a predefined distance therefrom.

La parte inferior 12c de la carcasa 12 proporciona un agujero pasante 15, a una distancia d desde el borde de la The lower part 12c of the housing 12 provides a through hole 15, at a distance d from the edge of the

parte terminal 110. terminal part 110.

Un pasador 16 está restringido firmemente a la superficie externa de la segunda pared 12b, cuyo pasador 16 soporta libremente un cojinete de antirrotación 17 que es móvil, posteriormente a las operaciones de corte, a lo largo de una guía correspondiente (no ilustrada). La parte terminal 110 del órgano 11 de enganche de cuchillas proporciona una abertura 18 que está en comunicación con la carcasa 12, cuya función se describirá más completamente en lo que sigue de esta memoria. A pin 16 is firmly restricted to the outer surface of the second wall 12b, whose pin 16 freely supports an anti-rotation bearing 17 which is movable, subsequently to the cutting operations, along a corresponding guide (not shown). The terminal part 110 of the blade engagement member 11 provides an opening 18 that is in communication with the housing 12, whose function will be described more fully in the following.

La cuchilla 2 tiene características conocidas de una forma de paralelogramo y está provista de un agujero central F y, como se ilustra a título de ejemplo en la figura 2, está provista, en sus lados oblicuos menores, de dos bordes de corte T1, T2. Los lados mayores 2a, 2b de la cuchilla 2 están provistos, respectivamente, a una distancia K desde el punto P de cada borde de corte T1, T2, de un entrante de encaje R correspondiente. The blade 2 has known characteristics of a parallelogram shape and is provided with a central hole F and, as illustrated by way of example in Figure 2, is provided, on its smaller oblique sides, with two cutting edges T1, T2 . The major sides 2a, 2b of the blade 2 are provided, respectively, at a distance K from the point P of each cutting edge T1, T2, of a corresponding fitting recess R.

Como se ilustra en las figuras 3, 4, la cuchilla 2 está situada en la carcasa 12 del órgano 11 de soporte de cuchillas, de manera que define un acoplamiento mutuo entre el elemento de aplicación 14 y el entrante de encaje R formado en uno de los dos lados mayores 2a, 2b de la cuchilla 2, apoyándose una parte de las superficies respectivas de los lados mayores de la cuchilla 2 contra el primer entrante de encaje 12a y el segundo entrante de encaje 12b respectivos. As illustrated in FIGS. 3, 4, the blade 2 is located in the housing 12 of the blade support member 11, so that it defines a mutual coupling between the application element 14 and the fitting recess R formed in one of the two major sides 2a, 2b of the blade 2, a part of the respective surfaces of the major sides of the blade 2 resting against the first fitting recess 12a and the second fitting recess 12b.

Con este posicionamiento, el agujero F de la cuchilla 2 es coaxial con el agujero pasante 15 dispuesto en el órgano 11 de soporte de cuchillas y, como se ilustra en la figura 3, el borde de corte T2 de la cuchilla 2 sobresale de la abertura 18 para poder cortar el artículo posteriormente a la activación de la máquina de corte a la que está bloqueado el conjunto de cuchilla 2 y portacuchillas. With this positioning, the hole F of the blade 2 is coaxial with the through hole 15 disposed in the blade holder 11 and, as illustrated in Figure 3, the cutting edge T2 of the blade 2 protrudes from the opening 18 to be able to cut the article after the activation of the cutting machine to which the blade 2 and knife holder assembly is locked.

Después de ello, el acoplamiento mutuo se estabiliza por adecuados medios de sujeción conocidos, no ilustrados, en el agujero F y en el agujero pasante 15. Thereafter, the mutual coupling is stabilized by suitable known fastening means, not illustrated, in hole F and through hole 15.

El conjunto descrito para bloquear la cuchilla 2 a un soporte relativo en máquinas para cortar artículos presenta características particularmente ventajosas. The set described for locking the blade 2 to a relative support in machines for cutting articles has particularly advantageous features.

El acoplamiento mutuo entre el elemento de aplicación 14 y el entrante de encaje R, posteriormente al posicionamiento de la cuchilla 2 en el órgano 11 de soporte de cuchillas y la estabilización de dicha cuchilla en dicho órgano, es ventajoso, dado que el posicionamiento correcto de la cuchilla 2 está garantizado con respecto al órgano 11 de soporte de cuchillas, y cualquier cambio final en la posición y la orientación axial de la cuchilla 2 con respecto al órgano 11 de soporte de cuchillas, posteriormente a las operaciones de corte de artículos. The mutual coupling between the application element 14 and the fitting recess R, subsequent to the positioning of the blade 2 in the blade support member 11 and the stabilization of said blade in said member, is advantageous, since the correct positioning of the blade 2 is guaranteed with respect to the blade support member 11, and any final change in the position and axial orientation of the blade 2 with respect to the blade support member 11, subsequent to the article cutting operations.

El hecho de comprender, en cada lado mayor 2a, 2b de la cuchilla 2, un entrante de encaje R a una distancia K desde el punto P de cada borde de corte T1, T2 permite que se haga girar la cuchilla con respecto al órgano 11 de soporte de cuchillas posteriormente al desgaste en uno de los bordes de corte T1, T2. Understanding, on each major side 2a, 2b of the blade 2, a socket recess R at a distance K from the point P of each cutting edge T1, T2 allows the blade to be rotated with respect to the organ 11 of blade support after wear on one of the cutting edges T1, T2.

Los medios de bloqueo se extraen del agujero F y del agujero pasante 15, la cuchilla 2 se extrae de la carcasa 12, la cuchilla 2 se hace girar y se sitúa nuevamente en la carcasa 12, de manera que el entrante de encaje R dispuesto en el otro lado mayor de la cuchilla 2 se acopla con el elemento de aplicación 14. El acoplamiento resultante se bloquea a continuación como se ha descrito previamente. The locking means are removed from the hole F and the through hole 15, the blade 2 is removed from the housing 12, the blade 2 is rotated and placed again in the housing 12, so that the fitting recess R arranged in the other major side of the blade 2 is coupled with the application element 14. The resulting coupling is then blocked as previously described.

El hecho de asociar con máquinas conocidas el conjunto de cuchilla 2 y portacuchillas 1, realizado como se ha descrito anteriormente en la presente memoria, en el cabezal de trabajo para cortar artículos es ventajoso, dado que las características técnicas y funcionales, en conexión con el corte de precisión de los artículos, se aumentan con su uso. The fact of associating with known machines the set of blade 2 and knife holder 1, carried out as described hereinbefore, in the work head for cutting articles is advantageous, given that the technical and functional characteristics, in connection with the Precision cutting of items, are increased with their use.

Claims (5)

REIVINDICACIONES 1. Un conjunto de cuchilla (2) y portacuchillas (1), que se puede asociar con una máquina para cortar artículos, en el que los artículos a cortar están estirados y bloqueados sobre un plano de trabajo, que comprende: 1. A set of blade (2) and knife holder (1), which can be associated with a machine for cutting articles, in which the articles to be cut are stretched and locked on a work plane, comprising: un portacuchillas (1) constituido por un elemento de enganche (10) que se puede asociar con la máquina para cortar artículos y que presenta un órgano (11) de soporte de cuchillas, y a knife holder (1) consisting of a hooking element (10) that can be associated with the machine for cutting articles and having a knife support member (11), and una cuchilla (2) que presenta una forma de paralelogramo que comprende dos lados mayores (2a, 2b) y dos lados menores, proporcionando el órgano (11) de soporte de cuchillas una carcasa (12) conformada de manera que se identifican dos paredes opuestas (12a, 12b) y que presenta una anchura tal que se puede situar la cuchilla (2) en la misma, presentando el órgano (11) de soporte de cuchillas un elemento de aplicación (14) que se extiende transversalmente desde una primera pared (12a) de la misma, a una distancia predefinida desde una parte terminal (110), proporcionando la parte terminal (110) una abertura a blade (2) having a parallelogram shape comprising two major sides (2a, 2b) and two minor sides, the blade support member (11) providing a housing (12) shaped so that two opposite walls are identified (12a, 12b) and having a width such that the blade (2) can be placed therein, the blade support member (11) having an application element (14) extending transversely from a first wall ( 12a) thereof, at a predefined distance from a terminal part (110), the terminal part (110) providing an opening (18) que está en comunicación con la carcasa (12), (18) that is in communication with the housing (12), caracterizado por que characterized by that la cuchilla (2) está provista en sus dos lados menores de dos bordes de corte (T1, T2) respectivos; proporcionando una parte inferior de la carcasa (12) un agujero pasante (15), a una distancia (d) desde un borde de la parte terminal (110), y por que: la cuchilla (2) proporciona en el centro un agujero (F) y cada uno de los lados mayores (2a, 2b) está provisto de un entrante de encaje (R) situado a una distancia (K) desde un punto (P) de cada uno de los bordes de corte (T1, T2) de tal modo que posteriormente a un posicionamiento de la cuchilla (2) en la carcasa (12) del portacuchillas (11), una parte de los lados mayores (2a, 2b) de la cuchilla (2) se apoya, respectivamente, contra la primera pared (12a) y la segunda pared (12b) de la carcasa (12), de manera que el elemento de aplicación (14) se acopla mutuamente con un entrante de encaje (R) de uno de los dos lados mayores (2a, 2b) de la cuchilla (2) que está en contacto con la primera pared (12a) de la carcasa (12), siendo el agujero (F) en la cuchilla (2) coaxial con el agujero pasante (15) presente en la parte inferior (12c) de la carcasa (12), y sobresaliendo de la abertura (18) de la parte terminal (110) del órgano (11) de soporte de cuchillas un borde de corte (T1, T2) de la cuchilla (2), a efectos de que se puedan cortar los artículos. the blade (2) is provided on its two smaller sides with two respective cutting edges (T1, T2); by providing a lower part of the housing (12) a through hole (15), at a distance (d) from an edge of the terminal part (110), and because: the blade (2) provides a hole in the center ( F) and each of the major sides (2a, 2b) is provided with a socket recess (R) located at a distance (K) from a point (P) of each of the cutting edges (T1, T2) such that after positioning the blade (2) in the housing (12) of the knife holder (11), a part of the major sides (2a, 2b) of the blade (2) rests, respectively, against the first wall (12a) and the second wall (12b) of the housing (12), so that the application element (14) is mutually coupled with a socket recess (R) of one of the two major sides (2a, 2b) of the blade (2) that is in contact with the first wall (12a) of the housing (12), the hole (F) in the blade (2) being coaxial with the through hole (15) present in the part lower (12c) d e the housing (12), and a cutting edge (T1, T2) of the blade (2) protruding from the opening (18) of the terminal part (110) of the blade support member (11), for the purpose of The items can be cut.
2. 2.
El conjunto de cuchilla (2) y portacuchillas (1) según la reivindicación 1, en el que los entrantes de encaje (R) en los dos lados mayores (2a, 2b) de la cuchilla (2) son simétricos entre sí con respecto al agujero central (F) dispuesto en dicha cuchilla (2). The blade assembly (2) and knife holder (1) according to claim 1, wherein the socket recesses (R) on the two major sides (2a, 2b) of the blade (2) are symmetrical with respect to each other with respect to the central hole (F) disposed in said blade (2).
3. 3.
El conjunto de cuchilla (2) y portacuchillas (1) según la reivindicación 1, en el que el órgano (11) de soporte de cuchillas comprende un pasador (16) que está restringido firmemente a una superficie externa de la segunda pared (12b) de la carcasa (12), soportando libremente el pasador (16) un cojinete de antirrotación (17) destinado a contactar con una guía de la máquina, para cortar artículos durante las operaciones de corte. The blade assembly (2) and knife holder (1) according to claim 1, wherein the blade support member (11) comprises a pin (16) that is firmly restricted to an external surface of the second wall (12b) of the housing (12), the pin (16) freely supporting an anti-rotation bearing (17) intended to contact a machine guide, for cutting articles during cutting operations.
4. Four.
El conjunto de cuchilla (2) y portacuchillas (1) según la reivindicación 1, en el que la segunda pared (12b) de la carcasa (12) del órgano (11) de soporte de cuchillas presenta una longitud menor que la primera pared (12a). The blade assembly (2) and knife holder (1) according to claim 1, wherein the second wall (12b) of the housing (12) of the blade support member (11) is shorter than the first wall ( 12a).
5.5.
El conjunto de cuchilla (2) y portacuchillas (1) según la reivindicación 1, en el que el agujero pasante (15) dispuesto en la carcasa (12) y el agujero (F) dispuesto en la cuchilla (2), que son coaxiales entre sí una vez que la cuchilla (2) ha sido situada en la carcasa (12), son tales que permiten la inserción de medios de bloqueo para bloquear una posición de acoplamiento de la cuchilla (2) con la carcasa (12), estando el elemento de aplicación (14) acoplado al entrante de encaje (R) de uno de los dos lados mayores (2a, 2b) de la cuchilla (2) que está en contacto con la primera pared (12a) de la carcasa (12).  The blade assembly (2) and knife holder (1) according to claim 1, wherein the through hole (15) disposed in the housing (12) and the hole (F) disposed in the blade (2), which are coaxial each other once the blade (2) has been placed in the housing (12), are such that they allow the insertion of locking means to block a position of engagement of the blade (2) with the housing (12), being the application element (14) coupled to the socket recess (R) of one of the two major sides (2a, 2b) of the blade (2) that is in contact with the first wall (12a) of the housing (12) .
ES10740341T 2009-07-15 2010-07-07 A set of blade holder and knife holder Active ES2434793T3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ITBO20090455 2009-07-15
ITBO2009A000455A IT1396860B1 (en) 2009-07-15 2009-07-15 SYSTEM FOR REMOVABLE LOCKING OF A TOOL WITH A RELATIVE SUPPORT IN MACHINES FOR THE RECEPTION OF ITEMS
PCT/IB2010/053105 WO2011007295A1 (en) 2009-07-15 2010-07-07 A blade-blade holder support group

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ES2434793T3 true ES2434793T3 (en) 2013-12-17

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BR (1) BRPI1016163A2 (en)
CO (1) CO6470836A2 (en)
ES (1) ES2434793T3 (en)
IT (1) IT1396860B1 (en)
MX (1) MX2011013409A (en)
PL (1) PL2454060T3 (en)
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EP3233807B1 (en) 2014-12-18 2019-09-04 MetrioPharm AG Crystalline form of 5-amino-2,3-dihydrophthalazine-1,4-dion sodium salt, pharmaceutical preparations containing the same and method for the production of said form
CN107838955A (en) * 2017-10-19 2018-03-27 福建大吉刀剪五金有限公司 A kind of yarn is cut and its manufacture method

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US2304771A (en) * 1941-04-16 1942-12-08 Ascote Inc Cutter
US2432345A (en) * 1944-04-29 1947-12-09 Natural Casing Inst Inc Blade holder and replaceable blade
US4949615A (en) * 1987-05-21 1990-08-21 Sandvik Hard Materials, Ltd. Indexable insert cutters
DE69101374T2 (en) * 1990-12-12 1994-06-16 Rapidpak, Inc., Appleton, Wis. PACKING MACHINE AND METHOD WITH A SERVO MOTOR FOR STEP-BY-STEP DRIVE.
US7346988B2 (en) * 2002-09-11 2008-03-25 Allway Tools, Inc. Soft handle non-retractable utility knife with quick release latch and method for making same
CN201095115Y (en) * 2007-10-22 2008-08-06 杭州巨星科技有限公司 Hand knife convenient for replacing blade

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PL2454060T3 (en) 2014-01-31
BRPI1016163A2 (en) 2019-09-24
IT1396860B1 (en) 2012-12-20
EP2454060B1 (en) 2013-08-14
CO6470836A2 (en) 2012-06-29
MX2011013409A (en) 2012-08-23
WO2011007295A1 (en) 2011-01-20
EP2454060A1 (en) 2012-05-23
PT2454060E (en) 2013-11-15
CN102448687A (en) 2012-05-09
ITBO20090455A1 (en) 2011-01-16
CN102448687B (en) 2014-07-23

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