ES1063672U

ES1063672U - Workshop elevator apparatus (Machine-translation by Google Translate, not legally binding)

Info

Publication number: ES1063672U
Application number: ES200601911U
Authority: ES
Inventors: Pedro Ribas Planas
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-18
Filing date: 2006-08-18
Publication date: 2006-11-16
Anticipated expiration: 2016-08-18
Also published as: ES1063672Y

Abstract

Workshop lifting equipment, specifically one of the type that applies to the positioning of motorized tools, both mobile and portable types that are manually driven and used in gardening and agriculture, especially those intended to mow or cut grass or other herbs in garden beds, margins and roadsides and other bridges, specifically the positioning of said tools in the operations destined to repair and set up them and which are constituted by the association of a base, a support column, a support structure of the motorized tool and a sliding carriage related to the preceding support structure that has means to fix and stabilize the positioning in height of said structure, characterized in that the structure of support has seating means for the front wheels of the motorized tools m vile and blocking means of said wheels in the same structure, which, in addition, is provided with means for retaining these tools, after tilting about the axis of said front wheels once seated and locked, which are constituted by a mast that, in its upper top, has a long flexible element that, by folding over itself, is capable of superimposing a portion of the free extreme half thereof on an unfolded portion of the other fixed end half of the flexible element itself to form an open loop of retention of the tool to be manipulated, which open loop is lockable, in practicable form, by fixing its free end by anchoring it in any one of anchor points that the flexible element itself has located along the unfolded portion thereof. (Machine-translation by Google Translate, not legally binding)

Description

Aparato elevador de taller.Workshop lifting device.

Object of the invention

La presente invención se refiere a un aparato elevador de taller, concretamente uno del tipo de los que son de aplicación al posicionado de las herramientas motorizadas, tanto de tipo de las móviles como de las portátiles que son conducidas manualmente y utilizadas en las labores de jardinería y de agricultura, especialmente las destinadas a segar o cortar el césped u otras hierbas en parterres de jardines, márgenes y arcenes de viales y otros, específicamente el posicionado de dichas herramientas en las operaciones destinadas a la reparación y puesta a punto de las mismas y que están constituidos por la asociación de una base, una columna de soporte, una estructura de soporte de la herramienta motorizada y un carro deslizante relacionado con la precedente estructura de soporte que dispone de medios para fijar y estabilizar el posicionado en altura de la citada estructura.The present invention relates to an apparatus workshop elevator, specifically one of the kind that are application to the positioning of the power tools, both of type of mobiles like laptops that are driven manually and used in gardening and agriculture, especially those for mowing or mowing the lawn or other herbs in flower beds of gardens, margins and shoulders of vials and others, specifically the positioning of said tools in operations intended for repair and laying about them and that are constituted by the association of a base, a support column, a support structure of the motorized tool and a sliding carriage related to the previous support structure that has means to fix and stabilize the height positioning of said structure.

Background of the invention

En la actualidad la reparación de tales herramientas motivada por reposición de piezas, afilado de cuchillas, etc., o la puesta a punto de los motores de explosión que accionan a las mismas, se llevaba a cabo mediante mesas de taller, o bancos de trabajo, destinados a dichas actividades, estas mesas o bancos, si bien cumplían modestamente su cometido, adolecen de inconvenientes en relación a la comodidad y la seguridad del operario que debe hacer uso de los mismos para proceder a las operaciones de reparación o puesta a punto, dado que en la mayoría de los casos tales mesas y bancos son de altura y tablero fijos, aunque en alguna de ellas el tablero puede adaptarse en altura, y carecen de medios suficientemente universales que permitan la sujeción estable de las herramientas a manipular.Currently repairing such tools motivated by replacement of parts, sharpening of blades, etc., or the tuning of the explosion engines that act on them, was carried out through tables of workshop, or workbenches, for these activities, these tables or benches, although they modestly did their job, they suffer of inconveniences in relation to the comfort and safety of operator who must use them to proceed to the repair or tuning operations, since in most of the cases such tables and benches are fixed height and board, although in some of them the board can adapt in height, and they lack sufficiently universal means that allow the stable hold of the tools to handle.

Para eludir dichos inconvenientes en la manipulación de tales herramientas motorizadas, especialmente para los casos de puesta a punto de los motores de explosión de las mismas, el propio solicitante ideó la mesa de taller objeto del Modelo de Utilidad nº 200501977, en el cual se disponía convencionalmente de una base, una columna de soporte y una campana extractora de humos y, como novedad, la disposición de un plato de soporte giratorio, que es orientable en su inclinación y regulable en altura, y una cortina giratoria.To avoid such inconveniences in the manipulation of such power tools, especially for the cases of tuning the explosion engines of the same, the applicant himself devised the workshop table object of the Utility Model No. 200501977, which was available conventionally of a base, a support column and a bell fume extractor and, as a novelty, the arrangement of a plate of swivel stand, which is adjustable in its inclination and adjustable in height, and a rotating curtain.

No obstante, la referida mesa de taller no resulta totalmente adecuada para la manipulación de las herramientas motorizadas provistas de ruedas, como son las cortacéspedes y otras similares, en las que conviene situarlas con su cuerpo en posición vertical que permita acceder directamente a las cuchillas de corte situadas en el plano inferior de la herramienta.However, the aforementioned workshop table does not It is totally suitable for handling motorized tools provided with wheels, such as lawnmowers and similar ones, in which it is convenient to place them with your body in an upright position that allows direct access to the cutting blades located in the lower plane of the tool.

Description of the invention

Con el ánimo de poder actuar sobre las herramientas en la forma precedentemente indicada, se ha adoptado la solución de que la herramienta pueda ser situada con seguridad sobre sus ruedas, para lo cual se deben inmovilizar las mismas y mantener, también con seguridad, el cuerpo de la herramienta en posición vertical o marcadamente inclinada.In the spirit of being able to act on tools in the manner indicated above, has been adopted the solution that the tool can be placed safely on their wheels, for which they must be immobilized and keep, also safely, the tool body in vertically or sharply inclined position.

De acuerdo con la precedente solución se ha desarrollado el aparato elevador de taller que es objeto de la presente invención que, disponiendo de convencionalmente de una base, una columna de soporte fijada a dicha base y una estructura de soporte para la sujeción de la herramienta a manipular, la estructura de soporte dispone de medios de asiento para las ruedas delanteras de las herramientas motorizadas móviles y de medios de bloqueo de dichas ruedas en la misma estructura, la cual, además, está dotada de medios de retención de estas herramientas, tras su basculación alrededor del eje de las citadas ruedas delanteras una vez asentadas y bloqueadas, que están constituidos por un mástil que, en su remate superior, dispone de un largo elemento flexible que, por doblado sobre sí mismo, es susceptible de superponer una porción de la mitad extrema libre del mismo sobre una porción no doblada de la otra mitad extrema fija del propio elemento flexible para formar un bucle abierto de retención de la herramienta a manipular, el cual bucle abierto es cerrable, en forma practicable, mediante la fijación de su extremo libre por anclaje del mismo en uno cualquiera de unos puntos de anclaje que el propio elemento flexible dispone situados a lo largo de la porción no doblada del mismo.According to the previous solution, it has been developed the workshop lifting device that is subject to the present invention which, conventionally having a base, a support column fixed to said base and a structure of support for the subjection of the tool to manipulate, the support structure has wheel seating means front of mobile power tools and media blocking of said wheels in the same structure, which, in addition, It is equipped with means of retention of these tools, after tilt around the axis of said front wheels a once settled and locked, which are made up of a mast which, at its upper end, has a long flexible element which, folded over itself, is likely to overlap a portion of the free end half thereof over a portion not folded from the other fixed end half of the flexible element itself to form an open tool retention loop a manipulate, which open loop is closable, in practicable form, by fixing its free end by anchoring it in any one of some anchor points that the element itself flexible disposes located along the unfolded portion of the same.

Una característica de la invención consiste en el hecho de que la estructura de soporte está constituida por un travesaño que, asociado centralmente y en forma giratoria al carro deslizante de la columna de soporte, dispone de dos brazos de soporte en voladizo que son paralelos entre si y cada uno de ellos está entroncado por un extremo a uno de sendos casquillos que son deslizantes a lo largo de las dos mitades del travesaño, para permitir variar la separación entre ellos, y están dotados de medios de regulación posicional.A feature of the invention consists in the fact that the support structure is constituted by a crossbar that, centrally and rotatably associated with the car sliding of the support column, it has two arms Cantilever support that are parallel to each other and each of them is enthroned by one end to one of two caps that are sliding along the two halves of the crossbar, to allow varying the separation between them, and are endowed with means of positional regulation.

Otra característica de la invención reside en el hecho de que los brazos de soporte comprenden los medios de asiento de las ruedas delanteras de una herramienta motorizada de tipo móvil, que consisten en dos calzos angulados para asiento de las ruedas de la citada herramienta motorizada, y los medios de bloqueo, que consisten en dos trabas de retención de dichas ruedas en los citados calzos, las cuales trabas son regulables en su altura con respecto a los calzos.Another feature of the invention resides in the fact that the support arms comprise the seating means of the front wheels of a motorized type tool mobile, consisting of two angled chocks to seat the wheels of said motorized tool, and the means of blocking, which consist of two retention locks of said wheels in the aforementioned chocks, which locks are adjustable in their height with respect to the chocks.

Otra característica de la invención estriba en el hecho de que el travesaño, a través de un buje solidario al mismo, está relacionado giratoriamente con un muñón que, a su vez, es solidario al carro deslizante, con lo cual el travesaño es capaz de bascular en un plano vertical, disponiendo dicho travesaño de medios para el posicionado a voluntad del grado de inclinación de la basculación del mismo.Another feature of the invention lies in the fact that the crossbar, through a bushing integral to it, is pivotally related to a stump which, in turn, is in solidarity with the sliding carriage, with which the crossbar is capable of tilt in a vertical plane, said crossbar having means for positioning at will the degree of inclination of the tilting it.

Otra característica más de la invención radica en el hecho de que los medios para el posicionado de la basculación del travesaño están constituidos por un disco ranurado que es solidario del buje del mismo y un pestillo deslizante que, enfrentado funcionalmente al anterior, se halla dispuesto en el carro deslizante.Another feature of the invention lies in the fact that the means for positioning the tilting of the crossbar are constituted by a slotted disk that is solidarity of the bushing of the same and a sliding latch that, functionally faced with the previous one, it is arranged in the sliding car

Otra característica de la invención la constituye el hecho de que el carro deslizante relacionado con la estructura de soporte está sometido a la actuación de un mecanismo de traslación del mismo a lo largo de la columna de soporte, siendo éste uno de los que pertenecen al grupo que comprende a los mecanismos de actuación óleo-neumática, los mecanismos de actuación manual y los mecanismos de actuación motorizada.Another feature of the invention is constituted the fact that the sliding car related to the structure support is subject to the performance of a mechanism of translation thereof along the support column, being this one of those belonging to the group that includes the oil-pneumatic actuation mechanisms, the manual action mechanisms and action mechanisms motorized

Otra característica de la invención tiene por objeto el hecho de que el elemento flexible que forma parte de los medios de retención de la herramienta motorizada móvil está constituido por una cadena que se halla anclada por un extremo al mástil y por el otro extremo dispone de una porción de cable protegido que está rematado por un gancho de anclaje que, al configurar la cadena un bucle con el que abraza a una parte de la herramienta motorizada móvil, permite su inserción en cualquiera de unos puntos de anclaje determinados por los eslabones de la cadena y un punto del extremo del mástil.Another feature of the invention has for object to the fact that the flexible element that is part of the retention means of the mobile power tool is constituted by a chain that is anchored at one end to the mast and at the other end has a cable portion protected that is topped by an anchor hook that, when set the chain a loop with which you hug a part of the motorized mobile tool, allows its insertion in any of anchor points determined by the chain links and a point at the end of the mast.

Otra característica de la invención responde al hecho de que el carro deslizante dispone de un pestillo basculante que por un extremo está articulado a una bieleta oscilante solidaria a un eje que es gobernado por un manija que es deslizante a través de un casquillo solidario a un extremo del citado eje, mientras que por su otro extremo, el referido pestillo deslizante, es susceptible de encajar en cualquiera de una serie de orificios previstos en la columna de soporte para fijar la posición del carro deslizante sobre dicha columna de soporte.Another feature of the invention responds to the fact that the sliding carriage has a tilting latch which at one end is articulated to a swinging link attached to an axis that is governed by a handle that is sliding through a bushing integral to one end of said axis, while at the other end, the referred slide latch, It is capable of fitting into any of a series of holes provided in the support column to fix the carriage position sliding on said support column.

Finalmente, otra característica de la invención reside en el hecho de que cada uno de los dos brazos de soporte de la estructura de soporte dispone de una prolongación longitudinal que está constituida por un perfil tubular rectilíneo de sección cuadrangular, el cual es idóneo para alojar un perfil complementario que, por su extremo exterior presenta medios de retención y/o de apoyo de la herramienta a
manipular.Finally, another feature of the invention resides in the fact that each of the two support arms of the support structure has a longitudinal extension that is constituted by a rectilinear tubular profile of quadrangular section, which is suitable for housing a complementary profile that, at its outer end, presents means of retention and / or support of the tool to
handle.

Brief description of the figures

Para facilitar la comprensión de las precedentes ideas, se procede a describir seguidamente unas realizaciones de la invención haciendo referencia a los dibujos ilustrativos que se acompañan. En los dibujos:To facilitate the understanding of the precedents ideas, we proceed to describe below some realizations of the invention referring to the illustrative drawings that are accompany. In the drawings:

Figura 1, representa, en perspectiva, un aparato elevador realizado de acuerdo con la invención, en el que la maniobra de elevación es del tipo de accionamiento manual.Figure 1 represents, in perspective, an apparatus elevator made in accordance with the invention, in which the Lifting maneuver is of the manual drive type.

Figura 2, representa, también en perspectiva, el aparato de la figura anterior en el que se ha previsto que la maniobra de elevación sea del tipo óleo - neumático.Figure 2 represents, also in perspective, the apparatus of the previous figure in which the lifting maneuver is the oil-pneumatic type.

Figura 3, representa esquemáticamente, la forma de posicionado de una herramienta cortacéspedes a manipular en el aparato elevador de la invención que corresponde a la situación en horizontal, que es la adecuada para reparar o poner a punto el motor de la herramienta.Figure 3, schematically represents the shape of positioning of a tool mower to manipulate in the lifting apparatus of the invention corresponding to the situation in horizontal, which is adequate to repair or tune the tool motor

Figura 4, representa, análogamente a la figura anterior, el caso en que la herramienta cortacéspedes se encuentra en posición próxima a la vertical, que es la adecuada para la reparación o el afilado de las cuchillas de la herramienta.Figure 4, represents, analogously to the figure above, the case where the mower tool is located in a position close to the vertical, which is suitable for repair or sharpening of tool blades.

Figura 5, representa, en perspectiva anterior, una vista en alzado lateral de un carro deslizante que se relaciona con una estructura de soporte.Figure 5, represents, in previous perspective, a side elevation view of a sliding carriage that relates With a support structure.

Figura 6, representa, en perspectiva anterior, un travesaño integrante de una estructura de soporte.Figure 6 represents, in previous perspective, a cross member of a support structure.

Figura 7, representa en perspectiva posterior, un carro deslizante acoplado a un travesaño de una estructura de soporte, hallándose el carro en posición inmovilizada.Figure 7, represents in later perspective, a sliding carriage coupled to a crossbar of a structure of support, the car being immobilized.

Figura 8, representa, en perspectiva posterior, el carro de la figura anterior en posición libre de desacoplamiento de la columna de soporte.Figure 8, represents, in later perspective, the carriage of the previous figure in decoupling free position of the support column.

Figura 9, representa, en perspectiva, un dispositivo auxiliar de apriete universal que es fijable en una estructura de soporte.Figure 9 represents, in perspective, a universal clamping auxiliary device that is fixed in a support structure.

Figura 10, representa, en perspectiva, el posicionado y la retención de una herramienta motorizada del tipo de los cortacéspedes sobre una estructura de soporte.Figure 10 represents, in perspective, the positioning and retention of a power tool of the type of the mowers on a support structure.

Description of embodiments of the invention

En las figuras 1 y 2 se muestra una realización de un aparato elevador de taller construido de acuerdo con el objeto de la invención que, en parte está convencionalmente constituido por la asociación de una base 1, una columna de soporte 2, una estructura de soporte 3 de la herramienta motorizada 4, a reparar o poner a punto, y un carro deslizante 5 relacionado con la precedente estructura de soporte 3 que dispone de medios para fijar y estabilizar el posicionado en altura de la citada estructura de soporte 3.An embodiment is shown in Figures 1 and 2 of a workshop lifting device constructed in accordance with the object of the invention which, in part, is conventionally constituted by the association of a base 1, a support column 2, a support structure 3 of the power tool 4, a repair or tune up, and a sliding carriage 5 related to the previous support structure 3 which has means for fixing and stabilize the height positioning of said structure of support 3.

La estructura de soporte 3, como se observa en las figuras 3 y 4, dispone de medios de asiento para las ruedas delanteras 6 de las herramientas motorizadas móviles 4 y de medios de bloqueo de dichas ruedas 6 en la misma estructura de soporte 3, la cual, además, está dotada de medios de retención de estas herramientas, tras su basculación alrededor del eje de las ruedas asentadas y bloqueadas, que están constituidos por un mástil 7 que, en su remate superior, dispone de un largo elemento flexible 8 que, por doblado sobre sí mismo, es susceptible de superponer una porción de la mitad extrema libre del mismo sobre una porción no doblada de la otra mitad extrema fija del propio elemento flexible para formar un bucle abierto de retención de la herramienta motorizada móvil 4 a manipular, el cual bucle abierto es cerrable, en forma practicable, mediante la fijación de su extremo libre por anclaje del mismo en uno cualquiera de unos puntos de anclaje que el propio elemento flexible dispone situados a lo largo de la porción no doblada del mismo.The support structure 3, as seen in Figures 3 and 4, have seating means for the wheels front 6 of mobile power tools 4 and media for locking said wheels 6 in the same support structure 3, which, in addition, is provided with means of retention of these tools, after tilting around the axle of the wheels seated and blocked, which are constituted by a mast 7 that, at its upper end, it has a long flexible element 8 that, by bending over itself, it is likely to overlap a portion of the free end half thereof over a portion not folded from the other fixed end half of the flexible element itself to form an open tool retention loop motorized mobile 4 to be manipulated, which open loop is closable, in a practicable way, by fixing its free end by anchoring it in any one of some anchor points that the flexible element itself has located along the unfolded portion thereof.

La estructura de soporte 3, siguiendo en las figuras 1 y 2, está constituida por un travesaño 9 que, asociado centralmente y en forma giratoria al carro deslizante 5 de la columna de soporte 2, dispone de dos brazos de soporte en voladizo 10 que son paralelos entre sí y cada uno de ellos está entroncado por un extremo a uno de sendos casquillos 11 que son deslizantes a lo largo de las dos mitades del travesaño 9, para permitir variar la separación entre ellos, y están dotados de medios de fijación posicional 12.The support structure 3, following in the Figures 1 and 2, is constituted by a crossbar 9 which, associated centrally and rotatably to the sliding carriage 5 of the support column 2, has two cantilever support arms 10 that are parallel to each other and each one of them is enthroned at one end to one of two bushings 11 that are sliding to along the two halves of the crossbar 9, to allow varying the separation between them, and are provided with fixing means positional 12.

Los brazos de soporte en voladizo 10 comprenden los medios de asiento de las ruedas de una herramienta motorizada 4 de tipo móvil, que consisten en dos calzos angulados 13 para asiento de las ruedas 6 de la citada herramienta motorizada móvil 4, y los medios de bloqueo, que consisten en dos trabas 14 de retención de dichas ruedas 6 en los citados calzos angulados 13, las cuales trabas 14 son regulables en su altura con respecto a dichos calzos angulados 13, como se detalla en la figura 10.Cantilever support arms 10 comprise the wheel seating means of a power tool 4 mobile type, consisting of two angled chocks 13 for 6 wheel seat of said mobile power tool 4, and the locking means, which consist of two locks 14 of retention of said wheels 6 in said angled chocks 13, the which locks 14 are adjustable in height with respect to said angled chocks 13, as detailed in figure 10.

El travesaño 9, como se muestra en las figuras 5 y 6, a través de un buje 15 solidario al mismo, está relacionado giratoriamente con un muñón 16 que, a su vez, es solidario al carro deslizante 5, con lo cual el travesaño 9 es capaz de bascular en un plano vertical, disponiendo dicho travesaño 9 de medios para el posicionado a voluntad del grado de inclinación de la basculación del mismo.The crossbar 9, as shown in figures 5 and 6, through a hub 15 integral thereto, is related rotating with a stump 16 which, in turn, is integral to the car slide 5, whereby the cross member 9 is capable of tilting in a vertical plane, said transom 9 having means for the positioned at will of the degree of inclination of the tilting of the same.

Los medios para el posicionado de la basculación del travesaño 9 están constituidos por un disco ranurado 17 que es solidario del buje 15 del mismo y un pestillo deslizante 18 que, enfrentado funcionalmente al anterior, se halla dispuesto en el carro deslizante 5 y dispone de un gatillo de accionamiento 19.The means for positioning the tilting of the crossbar 9 are constituted by a slotted disc 17 which is solidarity of the hub 15 thereof and a sliding latch 18 which, functionally faced with the previous one, it is arranged in the sliding carriage 5 and has a trigger 19.

El carro deslizante 5, que está relacionado con la estructura de soporte 3, se halla sometido a la actuación de un mecanismo de traslación del mismo a lo largo de la columna de soporte, siendo éste uno de los que pertenecen al grupo que comprende a los mecanismos de actuación óleo-neumática 20, como el representado en la figura 2, los mecanismos de actuación manual 21, como el mostrado en la figura 1, y los mecanismos de actuación motorizada eléctrica, no representados.The sliding carriage 5, which is related to the support structure 3 is subject to the performance of a mechanism of translation thereof along the column of support, this being one of those belonging to the group that includes the mechanisms of action oil-pneumatic 20, as depicted in the Figure 2, the manual actuation mechanisms 21, as shown in figure 1, and the electric motorized actuation mechanisms, not represented

El elemento flexible 8 que forma parte de los medios de retención de la herramienta motorizada móvil 4 está constituido por una cadena 22 que se halla anclada por un extremo al mástil 7 y por el otro extremo dispone de una porción de cable protegido 23 que está rematado por un gancho de anclaje 24 que, al configurar la cadena un bucle 25 con el que abraza a una parte de la herramienta motorizada móvil 4, permite su inserción en cualquiera de unos puntos de anclaje determinados por los eslabones de la cadena 22 y un punto del extremo del mástil 7.The flexible element 8 that is part of the retaining means of the mobile power tool 4 is constituted by a chain 22 that is anchored by one end to the mast 7 and at the other end it has a cable portion protected 23 which is topped by an anchor hook 24 which, when set the chain a loop 25 with which you hug a part of the 4 mobile power tool, allows insertion in any of anchor points determined by the links in the chain 22 and a point at the end of the mast 7.

El carro deslizante 5, como se muestra en las figuras 7 y 8, dispone de un pestillo basculante 26 que por un extremo está articulado a una bieleta oscilante 27 solidaria a un eje 28 que es gobernado por una manija 29 que es deslizante a través de un casquillo 30 solidario a un extremo del citado eje 28, mientras que por su otro extremo, el referido pestillo basculante 26, es susceptible de encajar en cualquiera de una serie de orificios 31 previstos en la columna de soporte 2 para fijar la posición del carro deslizante 5 sobre dicha columna de soporte 5.The sliding carriage 5, as shown in the Figures 7 and 8, has a rocker latch 26 that by a end is articulated to a swinging link 27 integral with a shaft 28 which is governed by a handle 29 that is sliding to through a bushing 30 integral to one end of said shaft 28, while at the other end, the referred rocker latch 26, is likely to fit into any of a series of holes 31 provided in the support column 2 to fix the position of the sliding carriage 5 on said support column 5.

Cada uno de los dos brazos de soporte en voladizo 10 de la estructura de soporte 3, como se ilustra en la figura 10, dispone de una prolongación longitudinal que está constituida por un perfil tubular rectilíneo de sección cuadrangular 32, el cual es idóneo para alojar un perfil complementario 33 que, por su extremo exterior presenta medios de retención y/o de apoyo 34 de la herramienta motorizada móvil 4 a manipular.Each of the two cantilever support arms 10 of the support structure 3, as illustrated in Figure 10, it has a longitudinal extension that is constituted by a rectilinear tubular profile of quadrangular section 32, which is suitable to accommodate a complementary profile 33 which, at its end exterior presents means of retention and / or support 34 of the 4 mobile power tool to manipulate.

En la figura 9 se muestra un dispositivo auxiliar de apriete universal que es fijable en la estructura de soporte 3 y está constituido por una mordaza universal 35 que está articulada a un soporte regulable 36 que es fijable, a su vez, en uno de los perfiles tubulares rectilíneos de sección cuadrangular 32 solidario a la referida estructura de soporte 3.An auxiliary device is shown in Figure 9 of universal tightening that is fixed in the support structure 3 and it is constituted by a universal jaw 35 that is articulated to an adjustable support 36 which can be fixed, in turn, in one of the straight tubular profiles of quadrangular section 32 integral to the aforementioned support structure 3.

Claims

1. Workshop lifting device, specifically one of the type that applies to the positioning of motorized tools, both mobile and portable type that are manually driven and used in gardening and agricultural work, especially those destined to mow or cut grass or other herbs in flowerbeds of gardens, margins and shoulders of roads and others, specifically the positioning of said tools in the operations destined to repair and fine-tune them and that are constituted by the association of a base, a support column, a support structure of the power tool and a sliding carriage related to the previous support structure which has means for fixing and stabilizing the height positioning of said structure, characterized in that the structure of support has seat means for the front wheels of the mobile tools les and of means for blocking said wheels in the same structure, which, in addition, is provided with retention means for these tools, after tilting around the axis of said front wheels once seated and locked, which are constituted by a mast that, at its upper end, has a long flexible element that, by bending over itself, is capable of superimposing a portion of the free end half thereof on a non-folded portion of the other fixed end half of the element itself flexible to form an open loop of retention of the tool to manipulate, which open loop is closable, in a practicable way, by fixing its free end by anchoring it in any one of some anchor points that the flexible element itself has located along the unfolded portion thereof.

2. Workshop lifting apparatus according to claim 1, characterized in that the support structure is constituted by a crossbar which, centrally and rotatably associated with the sliding carriage of the support column, has two cantilever support arms which are parallel to each other and each of them is connected by one end to one of two bushes that are sliding along the two halves of the crossbar, to allow varying the separation between them, and are provided with means of positional regulation.

3. Workshop lifting apparatus according to claim 2, characterized in that the support arms comprise the seat means of the front wheels of a motorized tool of mobile type, which consist of two angled chocks for seat of the wheels of said tool motorized, and the locking means, which consist of two retention locks of said wheels in the said chocks, which locks are adjustable in height with respect to the chocks.

4. Workshop lifting apparatus according to claim 2, characterized in that the crossbar, through a bushing integral thereto, is rotatably related to a stump which, in turn, is integral with the sliding carriage, whereby the crossbar is capable of tilting in a vertical plane, said crossbar having means for positioning at will the degree of inclination of the tilting thereof.

5. Workshop lifting device according to claim 4, characterized in that the means for positioning the crossbar's tilt are constituted by a grooved disc that is integral with the hub bushing and a sliding latch which, functionally faced with the previous one, is located arranged in the sliding carriage.

6. Workshop lifting apparatus according to claim 1, characterized in that the sliding carriage related to the support structure is subjected to the actuation of a translation mechanism thereof along the support column, this being one of those they belong to the group that includes the mechanisms of oil-pneumatic action, the mechanisms of manual action and the mechanisms of motorized action.

7. Workshop lifting apparatus according to claim 1, characterized in that the flexible element that forms part of the retaining means of the mobile power tool is constituted by a chain that is anchored at one end to the mast and at the other end has of a portion of protected cable that is topped by an anchor hook that, when configuring the chain a loop with which it hugs a part of the mobile power tool, allows its insertion in any of some anchor points determined by the links of the chain and a point at the end of the mast.

8. Workshop lifting device, according to claim 2, characterized in that the sliding carriage has a tilting latch which at one end is articulated to an oscillating connecting rod integral to an axis that is governed by a handle that is sliding through a bushing. attached to one end of said axis, while at its other end, said tilting latch, is capable of fitting into any of a series of holes provided in the support column to fix the position of the sliding carriage on said support column.

9. Workshop lifting apparatus according to claim 2, characterized in that each of the two support arms of the support structure has a longitudinal extension that is constituted by a rectilinear tubular profile of quadrangular section, which is suitable for housing a complementary profile that, at its outer end has retention and / or support means for the tool to be handled.