EP0080960A1 - Device with orientable jaws, adaptable to any support to assure in a stable way the holding, assembling, separating or keeping in position of workpieces of different shapes or dimensions - Google Patents
Device with orientable jaws, adaptable to any support to assure in a stable way the holding, assembling, separating or keeping in position of workpieces of different shapes or dimensions Download PDFInfo
- Publication number
- EP0080960A1 EP0080960A1 EP82430035A EP82430035A EP0080960A1 EP 0080960 A1 EP0080960 A1 EP 0080960A1 EP 82430035 A EP82430035 A EP 82430035A EP 82430035 A EP82430035 A EP 82430035A EP 0080960 A1 EP0080960 A1 EP 0080960A1
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- EP
- European Patent Office
- Prior art keywords
- support
- movable parts
- parts
- jaw element
- jaw
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/16—Details, e.g. jaws, jaw attachments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/02—Clamps with sliding jaws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/04—Clamps with pivoted jaws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/06—Arrangements for positively actuating jaws
Definitions
- the present invention relates to a device with adjustable jaws adaptable to any support for stably ensuring a clamping, an assembly, a spacing or a holding in position of pieces of any shape and size.
- tools with jaws or jaws used for clamping or assembling parts generally consist of two jaws mounted on a support piece serving as a guide, part along which can slide at least one of these jaws so as to be able to adjust their spacing as a function of the size of the part to be clamped or of the parts to be assembled and / or held in position.
- D many devices such as detent, pawl, screw or the like with or without springs are provided to maintain the relative position of the jaws and / or to exert pressure on the part or parts to clamp or to assemble.
- the known devices are manufactured with dimensions, shapes, sizes which cannot be modified according to the intended use.
- different tools should be used in terms of size and strength.
- the present invention overcomes these drawbacks and aims at a device adaptable on any support making it possible to enclose or separate and / or assemble and maintain one or more parts in a stable position easily, whatever the position. relative of these or their form.
- This device is characterized by the fact that it is essentially constituted by the combination of (A) a part called "support", of any shape, section and length, (B) at least two moving parts mounted on said support and each provided with a means allowing its mounting, its translation and its blocking along this support, with the possibility of orientation around said support and of tilting against this support, each of these parts being in connection with a jaw element, and finally (C) a piece called abutment or support piece provided with a means allowing its mounting, its translation and its blocking along said support and its orientation around the latter.
- said auxiliary device in direct connection with said jaw element is constituted by an articulated parallelogram system, a push rod or rod pull system or the like.
- said auxiliary device in direct connection with said jaw element is constituted by a system levering by pressing on the corresponding piece and directly requesting the compression means, an auxiliary means being provided to maintain at will the maximum compression.
- the simplest device above is associated with a system intended to increase the clamping efficiency of the jaw elements and the shock stability of this clamping, system itself arranged to be easily actuated.
- a spring (7) is provided to push directly on one of the jaw elements (1a) between it and a part (6) provided, it also, of its means (for example a hose clamp with wing nut (3)) allowing its mounting, its translation and its blocking with possibility of orientation on the rod (2). It is therefore easy to see that by exerting, by any means, a compression force of said spring in the direction of the arrow (F), by acting on the jaw element (1a), this element is therefore moved aside. jaw (1) to allow the part to be clamped or the parts to be assembled to be inserted between them.
- the jaw element (1) is first brought and blocked on the rod (2), in a position such that said spacing, after compression of the spring, can allow said insertion. Once this has been done, it suffices to release the compression stress of the spring so that the jaw element (1a) comes to bear on the said piece or pieces with a corresponding force exerted by the spring, this force being all the more important that the spring is compressed.
- the action on the spring (7) in the direction of the arrow (F) can be done manually, by acting directly on the jaw element (1a) and keeping it in the desired position with or without the help of d '' a mechanical locking means as long as necessary.
- Such an additional system must be designed so that, on the one hand, it can slide said jaw element (1a) along the rod section (2a) by compressing the spring (7), and, on the other hand, being able to maintain said spring in compression (therefore the jaw elements (1) and (1a) separated) without other interventions as long as the part or parts in question have not been inserted between these jaws.
- FIG. 1-2 The embodiment illustrated in Figures 1-2 is a non-limiting example of such an additional system.
- This includes a control bracket (8) provided with a control handle (9) and hinged mounted at (6a) on the ring (6).
- This stirrup cooperates with two parts such as (12) acting as levers and which are hingedly connected at one of their ends, at (13), to the jaw element (1a) and to the other end of said stirrup by means of a lug (10).
- the fastener (13) is located in the middle position relative to the housing of the jaw element (1a) on the rod section (2a).
- the lug (10) is carried by each of the legs of the stirrup (8) and cooperates with a window or slide (11) produced on each part (12).
- FIG. 3 shows two pairs of jaws mounted in the same manner as that which has just been described and which can be actuated by a single control handle.
- Examination of this figure shows that the opening of the torque of the jaw elements (1-1a) and the compression of the spring (7) correspond to the closing of the torque of the jaw elements (1b-1c) and the relaxation of the spring (7a).
- the abutment or support piece (4) can be used for two sets depending on the direction of the torques to be canceled, or else a piece (4) will be provided for each pair of jaw elements.
- each jaw element of the type (1) and (1a) may comprise several jaws, in particular two, as illustrated in dashed lines in FIG. 1; the device then comprises, as can be seen in this figure, the jaw elements (1-1a) and their symmetrics, respectively (1s) and (1as).
- the device according to the invention consists, as in the previously described variant, of a support (2), on which are mounted, in the same manner as in this first variant, two movable and orientable parts (1-6).
- the part (1) constitutes one of the jaw elements and the part (6) carries, by means of the rod (2a), the other jaw element (1a) advantageously mounted so as to be able to pivot (in the direction arrows (f 1 -f 2 )) relative to the longitudinal axis of the rod (2a) along which the spring (7) is mounted between the part (6) and the jaw element (1a).
- This rod crosses the part (6) in the vicinity of its end to come to hang in (13) (according to a possible embodiment) to a bent part (8-9-12) in the form of a handle taking pivoting support ( in 10) on the part (6).
- the latter is then, in this case, extended (along 9a) on the side opposite its end through which the rod (2a) passes to form a handle intended to cooperate with the handle (9).
- these two handles have the role, when pushing the handle (9) towards the handle (9a) by hand or by any other appropriate means, of pulling, by pivoting around the zone (10), on the rod (2a), therefore on the jaw element (1a) which is integral with it and thus compress the spring (7) mounted between this jaw element (1a) and the part (6), spring guided by said rod ( 2a).
- the auxiliary means (8-9-12) can be eliminated without compromising the tightening.
- the auxiliary means (8-9-12) is unnecessary and its operation can be substituted for a simple direct manual action on the parts (1-6) sufficient to compress the spring (7).
- the locking of the parts (1-6) against the support (2) can be easily secured in position for a desired length of time; a simple action on these parts is enough to bring them back (after tilting) to their initial position.
- compression means illustrated in the drawings for understanding the invention, may be replaced, if necessary, by any equivalent means, such as hydraulic, pneumatic, magnetic, electromagnetic, the condition being that it can exert a continuous and adjustable compression force on the jaw element (s) involved.
- the device of the invention can be easily produced by means of removable and interchangeable parts which are independent of each other and which can be mounted on supports of any shape and size. It will also be noted that such a device has the advantage of easy operation; in particular, the tightening can be obtained by the action of one hand of the operator.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
- Basic Packing Technique (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Adornments (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Manipulator (AREA)
Abstract
Description
La présente invention concerne un dispositif à mâchoires orientables adaptable sur tout support pour assurer de manière stable un serrage, un assemblage, un écartement ou un maintien en position de pièces de formes et de dimensions quelconques.The present invention relates to a device with adjustable jaws adaptable to any support for stably ensuring a clamping, an assembly, a spacing or a holding in position of pieces of any shape and size.
On sait que les outils à mâchoires ou mors servant au serrage ou à l'assemblage de pièces sont généralement constitués de deux mâchoires montées sur une pièce-support servant de guide, pièce le long de laquelle peut glisser au moins l'une de ces mâchoires de manière à pouvoir régler leur écartement en fonction de l'importance de la pièce à enserrer ou des pièces à assembler et/ou à maintenir en position. Dè nombreux dispositifs tels qu'à crantage, à cliquet, à vis ou analogues associés ou non à des ressorts sont prévus pour assurer le maintien de la position relative des mâchoires et/ou pour exercer une pression sur la ou les pièces à enserrer ou à assembler. On se référera par exemple aux brevets français n° 1.214.695, n° 1.223.786, n° 2.347.156 et 1.368.244, aux brevets des Etats-Unis d'Amérique n° 3.151.897, n° 3.218.058 et n° 4.202.540 et au brevet d'utilité de la République Fédérale Allemande n° G. 8111072.3.It is known that tools with jaws or jaws used for clamping or assembling parts generally consist of two jaws mounted on a support piece serving as a guide, part along which can slide at least one of these jaws so as to be able to adjust their spacing as a function of the size of the part to be clamped or of the parts to be assembled and / or held in position. D è many devices such as detent, pawl, screw or the like with or without springs are provided to maintain the relative position of the jaws and / or to exert pressure on the part or parts to clamp or to assemble. We will refer for example to French patents n ° 1,214,695, n ° 1,223,786, n ° 2,347,156 and 1,368,244, to the patents of the United States of America n ° 3,151,897, n ° 3,218,058 and No. 4,202,540 and to the utility patent of the German Federal Republic No. G. 8111072.3.
Une des caractéristiques communes à tous ces dispositifs réside dans le fait que les mâchoires ou mors de formes identiques ou complémentaires se font face et qu'elles ne peuvent être orientées dans l'espace pour occuper, l'une par rapport à l'autre, des positions de serrage quelconques. Ceci se comprend d'autant plus que si les mâchoires ne se font pas face et sont par conséquent décalées, les forces appliquées sur la ou les pièces à serrer en des points se situant dans des plans différents ou suivant des orientations différentes, créent un couple ayant pour effet de faire basculer la ou les pièces à serrer, ce qui contrarie la stabilité du serrage. Par ailleurs, ce genre de serrage résiste difficilement lorsque la ou les pièces enserrées sont soumises à des contraintes ou chocs extérieurs (coups de marteau, par exemple).One of the characteristics common to all these devices lies in the fact that the jaws or jaws of identical or complementary shapes face each other and that they cannot be oriented in space to occupy, with respect to one another, any clamping positions. This is all the more understandable because if the jaws do not face each other and are therefore offset, the forces applied to the part or parts to be clamped at points situated in different planes or in different orientations, create a torque having the effect of tilting the part or parts to be clamped, which adversely affects the stability of the clamping. Furthermore, this type of tightening hardly resists when the clamped piece or pieces are subjected to external stresses or shocks (hammer blows, for example).
Enfin, les dispositifs connus sont fabriqués avec des dimensions, des formes, des tailles qui ne peuvent être modifiées en fonction de l'utilisation envisagée. Suivant le travail à réaliser et l'importance des pièces à serrer ou à assembler, il y aura lieu d'utiliser des outils différents quant à la taille et à la force.Finally, the known devices are manufactured with dimensions, shapes, sizes which cannot be modified according to the intended use. Depending on the work to be done and the importance of the parts to be tightened or assembled, different tools should be used in terms of size and strength.
Or, la présente invention obvie à ces inconvénients et vise un dispositif adaptable sur tout support permettant d'enserrer ou d'écarter et/ou d'assembler et de maintenir en position stable une ou plusieurs pièces de façon aisée, quelle que soit la position relative de celles-ci ou leur forme. Ce dispositif est caractérisé par le fait qu'il est essentiellement constitué par la combinaison de (A) une pièce dite "support", de forme, de section et de longueur quelconques, (B) au moins deux pièces mobiles montées sur ledit support et munies chacune d'un moyen permettant son montage, sa translation et son blocage le long de ce support, avec possibilité d'orientation autour dudit support et de basculement contre ce support, chacune de ces pièces étant en liaison avec un élément de mâchoire, et enfin (C) une pièce dite pièce de butée ou d'appui munie d'un moyen permettant son montage, sa translation et son blocage le long dudit support et son orientation autour de ce dernier.However, the present invention overcomes these drawbacks and aims at a device adaptable on any support making it possible to enclose or separate and / or assemble and maintain one or more parts in a stable position easily, whatever the position. relative of these or their form. This device is characterized by the fact that it is essentially constituted by the combination of (A) a part called "support", of any shape, section and length, (B) at least two moving parts mounted on said support and each provided with a means allowing its mounting, its translation and its blocking along this support, with the possibility of orientation around said support and of tilting against this support, each of these parts being in connection with a jaw element, and finally (C) a piece called abutment or support piece provided with a means allowing its mounting, its translation and its blocking along said support and its orientation around the latter.
- . Les éléments de mâchoires peuvent comprendre chacun une ou plusieurs mâchoires, de forme et dimensions quelconques et ces mâchoires peuvent être orientables ;. The jaw elements can each comprise one or more jaws, of any shape and size and these jaws can be orientable;
- Le blocage des pièces mobiles le long dudit support peut se faire par leur basculement contre ce dernier ;The moving parts can be blocked along said support by tilting against the latter;
- . Un moyen de compression continue et ajustable peut être agencé entre au moins une des pièces mobiles et l'élément de mâchoire avec lequel elle est en liaison pour agir directement sur l'élément de mâchoire, un moyen auxiliaire étant prévu pour contraindre ledit moyen de compression ;. A continuous and adjustable compression means can be arranged between at least one of the moving parts and the jaw member with which it is connected to act directly on the jaw member, auxiliary means being provided for constraining said compression means;
- . Le moyen de compression est un moyen élastique du type ressort ou équivalent ;. The compression means is an elastic means of the spring type or equivalent;
- . Un dispositif auxiliaire est prévu pour agir directement, d'une part, sur ledit moyen de compression et, d'autre part, sur la translation de l'élément de mâchoire soumis audit moyen de compression ;. An auxiliary device is provided for acting directly, on the one hand, on said compression means and, on the other hand, on the translation of the jaw element subjected to said compression means;
- . Le moyen de compression n'est limité dans sa détente du côté d'un élément de mâchoire que par la ou les pièces à enserrer ou à écarter ;. The compression means is limited in its relaxation on the side of a jaw element only by the part or parts to be clamped or separated;
- . Le moyen de compression destiné à exercer une pression sur l'un au moins des éléments de mâchoires opère en poussant le ou lesdits éléments de mâchoires parallèlement à ce ou ces éléments de mâchoires.. The compression means intended to exert pressure on at least one of the jaw elements operates by pushing the said jaw element or elements parallel to this or these jaw elements.
Suivant un mode de réalisation avantageux :
- . Les pièces mobiles sont munies de colliers ou bagues avec un moyen d'accrochage et/ou de serrage permettant leur montage, leur translation, leur orientation et leur blocage en position le long d'un support du type poutre, cornière, tige, tube, de forme, de section et de longueur quelconques ;
- . La pièce de butée ou d'appui est également munie d'un collier ou d'une bague du même type que ci-dessus ;
- . Le moyen de compression pour exercer la pression continue et ajustable sur le ou les éléments de mâchoires est constitué par un ressort ou équivalent monté entre ledit élément de mâchoire et la pièce correspondante et guidé par une portion de tige dont l'axe est confondu avec l'axe du support ou parallèle à celui-ci ; et
- . Le dispositif auxiliaire est constitué par tout moyen adapté pour être mis en liaison directe avec l'un desdits éléments de mâchoires pour tirer ou pousser sur celui-ci de manière à comprimer momentanément le moyen de compression et à permettre ultérieurement par restitution d'une fraction de la force de compression, d'exercer à son tour une pression continue sur ledit élément de mâchoire en présence de la ou des pièces à enserrer, assembler ou écarter.
- . The moving parts are provided with collars or rings with a hooking and / or clamping means allowing their mounting, their translation, their orientation and their blocking in position along a support of the beam, angle, rod, tube type, any shape, section and length;
- . The abutment or support piece is also provided with a collar or ring of the same type as above;
- . The compression means for exerting continuous and adjustable pressure on the jaw element (s) consists of a spring or equivalent mounted between said jaw element and the corresponding part and guided by a portion of rod whose axis coincides with l 'axis of the support or parallel to it; and
- . The auxiliary device is constituted by any means adapted to be put in direct connection with one of said jaw elements for pulling or pushing on the latter so as to momentarily compress the compression means and subsequently allow, by restitution of a fraction of the compression force, to in turn exert continuous pressure on said jaw element in the presence of the part or parts to enclose, assemble or spread.
Suivant un mode de réalisation possible, ledit dispositif auxiliaire en liaison directe avec ledit élément de mâchoire est constitué par un système à parallélogramme articulé, un système à poussoir ou de traction à tringle ou analogues.According to a possible embodiment, said auxiliary device in direct connection with said jaw element is constituted by an articulated parallelogram system, a push rod or rod pull system or the like.
Suivant une variante, ledit dispositif auxiliaire en liaison directe avec ledit élément de mâchoire est constitué par un système faisant levier par appui sur la pièce correspondante et sollicitant directement le moyen de compression, un moyen auxiliaire étant prévu pour maintenir à volonté la compression maximale.According to a variant, said auxiliary device in direct connection with said jaw element is constituted by a system levering by pressing on the corresponding piece and directly requesting the compression means, an auxiliary means being provided to maintain at will the maximum compression.
D'autres caractéristiques et les avantages de l'invention ressortiront plus clairement de la description qui va suivre faite en regard des dessins annexés, sur lesquels :
- . La figure 1 est une vue en élévation d'un dispositif selon l'invention ;
- . La figure 2 en est une vue en perspective correspondante montrant la possibilité d'orientation des différents éléments constitutifs du dispositif selon l'inven- .tion ;
- . La figure 3 est une vue en élévation de deux dispositifs selon l'invention couplés sur le même support avec un système de commande unique ; et
- . La figure 4 est une vue en élévation d'une autre forme de réalisation possible du dispositif selon l'invention.
- . Figure 1 is an elevational view of a device according to the invention;
- . Figure 2 is a corresponding perspective view showing the possibility of orientation of the various components of the device according to the invention .tion;
- . Figure 3 is an elevational view of two devices according to the invention coupled on the same support with a single control system; and
- . Figure 4 is an elevational view of another possible embodiment of the device according to the invention.
En se référant à ces dessins, un dispositif selon l'invention comprend :
- . Deux pièces mobiles (1-6) portant chacune des éléments de mâchoires (1-1a) et munies chacune d'un moyen permettant leur montage, leur translation et leur blocage le long d'un support quelconque tel qu'une tige (2) de forme, de section et de dimensions quelconques, avec possibilité d'orientation autour de ce support et de basculement contre ce dernier. Cette tige (2) peut éventuellement être insérée dans un socle (E). Un tel moyen peut être, par exemple, un collier de serrage comportant, à la manière habituelle, par exemple un écrou-papillon (tel que 3) ;
- . Une pièce (4) dite "pièce de butée" ou d'appui affectant, par exemple, la forme d'une tige. Cette pièce est également munie d'un moyen permettant son montage, sa translation et son blocage avec possibilité d'orientation sur le même support (2). Ce moyen (5) peut être du même type que celui qui est utilisé sur les pièces (1-6) ou d'un type différent.
- . Two movable parts (1-6) each carrying jaw elements (1-1a) and each provided with a means allowing their mounting, their translation and their blocking along any support such as a rod (2) any shape, section and size, with the possibility of orientation around this support and tilting against the latter. This rod (2) can optionally be inserted into a base (E). Such means can be, for example, a clamp comprising, in the usual way, for example a wing nut (such as 3);
- . A piece (4) called "abutment piece" or support affecting, for example, the shape of a rod. This part is also provided with a means allowing its mounting, its translation and its blocking with possibility of orientation on the same support (2). This means (5) can be of the same type as that used on the parts (1-6) or of a different type.
Dans cette forme de réalisation la plus simple de l'invention, il est possible, en réglant l'écartement entre les éléments de mâchoires, d'enserrer une ou plusieurs pièces (telles que P) sans se préoccuper d'avoir, pour éviter l'effet de couple, à amener les mâchoires rigoureusement en face l'une de l'autre.In this simplest embodiment of the invention, it is possible, by adjusting the spacing between the jaw elements, to grip one or more parts (such as P) without worrying about having, to avoid the 'torque effect, to bring the jaws rigorously opposite one another.
En effet, il suffit, pour neutraliser ce couple, de faire porter la pièce de butée ou d'appui (4) contre une surface fixe (S) appartenant ou non à l'ensemble dont fait ou font partie la ou lesdites pièces (telles que P). Cette possibilité procurée grâce au dispositif selon l'invention est d'autant plus intéressante que cette ou ces pièces à enserrer sont d'accès difficile et dont la préhension ne peut être de ce fait envisagée qu'entre des mâchoires diversement orientées et portées par un support (2) ayant une forme et des dimensions ne gênant pas un tel accès ou une telle disposition des mâchoires.In fact, to neutralize this torque, it suffices to bring the abutment or support piece (4) against a fixed surface (S) which may or may not belong to the assembly of which the said part or parts form (or belong). than P ). This possibility provided by the device according to the invention is all the more advantageous since this or these parts to be clamped are difficult to access and the gripping of which can therefore only be envisaged between jaws which are variously oriented and carried by a support (2) having a shape and dimensions which do not obstruct such access or such arrangement of the jaws.
De façon avantageuse, le dispositif le plus simple ci-dessus est associé à un système destiné à accroître l'efficacité de serrage des éléments de mâchoires et la stabilité aux chocs de ce serrage, système lui-même agencé pour être facilement actionné.Advantageously, the simplest device above is associated with a system intended to increase the clamping efficiency of the jaw elements and the shock stability of this clamping, system itself arranged to be easily actuated.
Les figures annexées illustrent des exemples de modes de réalisation possibles d'un tel système.The appended figures illustrate examples of possible embodiments of such a system.
Suivant l'un de ces modes de réalisation (figures 1 et 2), un ressort (7) est prévu pour pousser directement sur l'un des éléments de mâchoires (1a) entre celui-ci et une pièce (6) munie, elle aussi, de son moyen (par exemple collier de serrage à écrou-papillon (3)) permettant son montage, sa translation et son blocage avec possibilité d'orientation sur la tige (2). On conçoit alors aisément qu'en exerçant, par un moyen quelconque, une force de compression dudit ressort dans le sens de la flèche (F), en agissant sur l'élément de mâchoire (1a), on écarte de ce fait ledit élément de mâchoire (1) pour permettre d'insérer entre eux la pièce à enserrer ou les pièces à assembler. Bien entendu, l'élément de mâchoire (1) est au préalable amené et bloqué sur la tige (2), dans une position telle que ledit écartement, après compression du ressort, puisse permettre ladite insertion. Une fois celle-ci réalisée, il suffit de relâcher la contrainte de compression du ressort pour que l'élément de mâchoire (1a) vienne porter sur la ou lesdites pièces avec une force correspondante exercée par le ressort, cette force étant d'autant plus importante que le ressort est comprimé.According to one of these embodiments (Figures 1 and 2), a spring (7) is provided to push directly on one of the jaw elements (1a) between it and a part (6) provided, it also, of its means (for example a hose clamp with wing nut (3)) allowing its mounting, its translation and its blocking with possibility of orientation on the rod (2). It is therefore easy to see that by exerting, by any means, a compression force of said spring in the direction of the arrow (F), by acting on the jaw element (1a), this element is therefore moved aside. jaw (1) to allow the part to be clamped or the parts to be assembled to be inserted between them. Of course, the jaw element (1) is first brought and blocked on the rod (2), in a position such that said spacing, after compression of the spring, can allow said insertion. Once this has been done, it suffices to release the compression stress of the spring so that the jaw element (1a) comes to bear on the said piece or pieces with a corresponding force exerted by the spring, this force being all the more important that the spring is compressed.
L'action sur le ressort (7) dans le sens de la flèche (F) peut se faire manuellement, en agissant directement sur l'élément de mâchoire (1a) et en le maintenant dans la position voulue avec l'aide ou non d'un moyen mécanique de blocage aussi longtemps que nécessaire. On peut également agir par l'intermédiaire d'un système annexe. Un tel système annexe doit être conçu pour, d'une part, pouvoir faire glisser ledit élément de mâchoire (1a) le long du tronçon de tige (2a) en comprimant le ressort (7), et, d'autre part, pouvoir maintenir ledit ressort en compression (donc les éléments de mâchoires (1) et (1a) écartés) sans autres interventions aussi longtemps que la ou les pièces en cause n'ont pas été insérées entre ces mâchoires.The action on the spring (7) in the direction of the arrow (F) can be done manually, by acting directly on the jaw element (1a) and keeping it in the desired position with or without the help of d '' a mechanical locking means as long as necessary. We can also act through an annex system. Such an additional system must be designed so that, on the one hand, it can slide said jaw element (1a) along the rod section (2a) by compressing the spring (7), and, on the other hand, being able to maintain said spring in compression (therefore the jaw elements (1) and (1a) separated) without other interventions as long as the part or parts in question have not been inserted between these jaws.
Le mode de réalisation illustré sur les figures 1-2 est un exemple non limitatif d'un tel système annexe. Celui-ci comprend un étrier de commande (8) muni d'une poignée de commande (9) et monté articulé en (6a) sur la bague (6). Cet étrier coopère avec deux pièces telles que (12) jouant le rôle de leviers et qui sont reliées de façon articulée à l'une de leur extrémité, en (13), à l'élément de mâchoire (1a) et à l'autre extrémité audit étrier par l'intermédiaire d'un ergot (10). La fixation (13) est située en position médiane par rapport au logement de l'élément de mâchoire (1a) sur le tronçon de tige (2a). L'ergot (10) est porté par chacune des branches de l'étrier (8) et coopère avec une fenêtre ou glissière (11) réalisée sur chaque pièce (12).The embodiment illustrated in Figures 1-2 is a non-limiting example of such an additional system. This includes a control bracket (8) provided with a control handle (9) and hinged mounted at (6a) on the ring (6). This stirrup cooperates with two parts such as (12) acting as levers and which are hingedly connected at one of their ends, at (13), to the jaw element (1a) and to the other end of said stirrup by means of a lug (10). The fastener (13) is located in the middle position relative to the housing of the jaw element (1a) on the rod section (2a). The lug (10) is carried by each of the legs of the stirrup (8) and cooperates with a window or slide (11) produced on each part (12).
On voit facilement qu'en manoeuvrant la poignée dans le sens de F1, la pièce (6) étant immobilisée en position, l'élément de mâchoire (1a) est sollicité vers le bas (flèche F) et le ressort (7) est comprimé. Suivant le montage relatif des articulations du système, il est aisé de comprendre que cette poignée peut occuper une position basse d'équilibre faisant que, sans autre intervention, ledit élément de mâchoire (1a) reste abaissé et ledit ressort (7) comprimé aussi longtemps qu'on le désire.It is easy to see that by operating the handle in the direction of F 1 , the part (6) being immobilized in position, the jaw element (1a) is biased downwards (arrow F) and the spring (7) is compressed. According to the relative mounting of the joints of the system, it is easy to understand that this handle can occupy a low equilibrium position so that, without other intervention, said jaw element (1a) remains lowered and said spring (7) compressed as long as desired.
Vouloir ramener la poignée (9) à sa position de départ initiale implique la rupture de cet équilibre. L'élément de mâchoire (1a) est alors chassé vers le haut (flèche F2) pour retrouver la position de départ telle qu'illustrée à la figure 1. Toutefois, si une ou plusieurs pièces sont insérées entre les éléments de mâchoires (1) et (1a), ceux-ci sont à leur tour soumis à la contrainte exercée par le ressort (7) qui restera comprimé partiellement du fait de l'épaisseur même de la ou desdites pièces insérées. Même si cette épaisseur venait à se réduire sous l'effet du serrage, ou à varier sous l'effet de sollicitations extérieures quelconques, on conçoit aisément que le serrage sera maintenu car le ressort n'est en aucune façon gêné dans son expansion.Wanting to bring the handle (9) back to its initial starting position involves breaking this balance. The jaw element (1a) is then driven upwards (arrow F 2 ) to return to the starting position as illustrated in FIG. 1. However, if one or more parts are inserted between the jaw elements (1 ) and (1a), these are in turn subjected to the stress exerted by the spring (7) which will remain partially compressed due to the very thickness of the inserted part or parts. Even if this thickness were to reduce under the effect of the tightening, or to vary under the effect of any external stresses, it is easily understood that the tightening will be maintained because the spring is in no way hindered in its expansion.
On a représenté sur la figure 3 deux couples de mâchoires montées de la même manière que celle qui vient d'être décrite et pouvant être actionnées par une seule poignée de commande. L'examen de cette figure montre que l'ouverture du couple des éléments de mâchoires (1-1a) et la compression du ressort (7) correspondent à la fermeture du couple des éléments de mâchoires (1b-1c) et à la détente du ressort (7a). Autrement dit, il est possible d'enserrer indépendamment des pièces différentes au moyen d'un seul dispositif et avec une opération des plus faciles. Bien entendu, la pièce de butée ou d'appui (4) pourra servir aux deux ensembles suivant le sens des couples à annuler ou bien il sera prévu une pièce (4) pour chaque paire d'éléments de mâchoires.FIG. 3 shows two pairs of jaws mounted in the same manner as that which has just been described and which can be actuated by a single control handle. Examination of this figure shows that the opening of the torque of the jaw elements (1-1a) and the compression of the spring (7) correspond to the closing of the torque of the jaw elements (1b-1c) and the relaxation of the spring (7a). In other words, it is possible to grip different pieces independently by means of a single device and with one of the easiest operations. Of course, the abutment or support piece (4) can be used for two sets depending on the direction of the torques to be canceled, or else a piece (4) will be provided for each pair of jaw elements.
On comprendra aisément que chaque élément de mâchoire du type (1) et (1a) peut comporter plusieurs mâchoires, en particulier deux, comme illustré en tiretés sur la figure 1 ; le dispositif comporte alors, comme on le voit sur cette figure, les éléments de mâchoires (1-1a) et leurs symétriques, respectivement (1s) et (1as).It will be readily understood that each jaw element of the type (1) and (1a) may comprise several jaws, in particular two, as illustrated in dashed lines in FIG. 1; the device then comprises, as can be seen in this figure, the jaw elements (1-1a) and their symmetrics, respectively (1s) and (1as).
En se référant maintenant à la variante de réalisation illustrée à la figure 4, le dispositif selon l'invention est constitué comme dans la variante précédemment décrite, d'un support (2), sur lequel sont montées, de la même manière que dans cette première variante, deux pièces mobiles et orientables (1-6). La pièce (1) constitue un des éléments de mâchoires et la pièce (6) porte, par l'intermédiaire de la tige (2a), l'autre élément de mâchoire (1a) avantageusement monté de manière à pouvoir pivoter (dans le sens des flèches (f1-f2)) par rapport à l'axe longitudinal de la tige (2a) le long de laquelle est monté le ressort (7) entre la pièce (6) et l'élément de mâchoire (1a). Cette tige traverse la pièce (6) au voisinage de son extrémité pour venir s'accrocher en (13) (suivant une forme d'exécution possible) à une pièce coudée (8-9-12) en forme de poignée prenant appui pivotant (en 10) sur la pièce (6). Cette dernière est alors, dans ce cas, prolongée (suivant 9a) du côté opposé à son extrémité traversée par la tige (2a) pour former une poignée destinée à coopérer avec la poignée (9).Referring now to the alternative embodiment illustrated in FIG. 4, the device according to the invention consists, as in the previously described variant, of a support (2), on which are mounted, in the same manner as in this first variant, two movable and orientable parts (1-6). The part (1) constitutes one of the jaw elements and the part (6) carries, by means of the rod (2a), the other jaw element (1a) advantageously mounted so as to be able to pivot (in the direction arrows (f 1 -f 2 )) relative to the longitudinal axis of the rod (2a) along which the spring (7) is mounted between the part (6) and the jaw element (1a). This rod crosses the part (6) in the vicinity of its end to come to hang in (13) (according to a possible embodiment) to a bent part (8-9-12) in the form of a handle taking pivoting support ( in 10) on the part (6). The latter is then, in this case, extended (along 9a) on the side opposite its end through which the rod (2a) passes to form a handle intended to cooperate with the handle (9).
On notera que ces deux poignées ont pour rôle, lorsqu'on pousse la poignée (9) vers la poignée (9a) à la main ou par tout autre moyen approprié, de tirer, par pivotement autour de la zone (10), sur la tige (2a), donc sur l'élément de mâchoire (1a) qui lui est solidaire et de comprimer ainsi le ressort (7) monté entre cet élément de mâchoire (1a) et la pièce (6), ressort guidé par ladite tige (2a).It will be noted that these two handles have the role, when pushing the handle (9) towards the handle (9a) by hand or by any other appropriate means, of pulling, by pivoting around the zone (10), on the rod (2a), therefore on the jaw element (1a) which is integral with it and thus compress the spring (7) mounted between this jaw element (1a) and the part (6), spring guided by said rod ( 2a).
Les remarques faites à propos de la variante des figures 1-2 s'appliquent ici aussi. On insistera sur le fait que, quelle que soit la manière dont est monté le moyen de compression utilisé (tel que le ressort 7), que ce soit sur un tronçon du support (2) ou sur une tige (2a) parallèle à ce dernier, la force de compression s'applique directement sur l'élément de mâchoire correspondant (tel que (1a)), sans aucun autre élément intermédiaire.The remarks made regarding the variant of Figures 1-2 also apply here. It will be emphasized that, whatever the manner in which the compression means used (such as the spring 7) is mounted, whether on a section of the support (2) or on a rod (2a) parallel to the latter , the compressive force is applied directly to the corresponding jaw element (such as (1a)), without any other intermediate element.
Ainsi, une fois la pose réalisée, on conçoit aisément que l'on peut supprimer le moyen auxiliaire (8-9-12) sans compromettre le serrage. D'ailleurs, dans le cas où la force du moyen de compression (tel que le ressort (7)) n'est pas trop importante, le moyen auxiliaire (8-9-12) est inutile et à sa manoeuvre peut être substituée une simple action manuelle directe sur les pièces (1-6) suffisante pour comprimer le ressort (7). On peut aussi prévoir un moyen connu (non représenté) pour maintenir à volonté pendant la durée voulue les deux poignées (9-9a) rapprochées en exerçant ainsi la pression maximale recherchée. De même, par basculement, le blocage des pièces (1-6) contre le support (2) peut être facilement assuré en position pendant une durée voulue ; une simple action sur ces pièces suffit pour les ramener (après basculement) à leur position initiale.Thus, once the installation has been carried out, it is easily understood that the auxiliary means (8-9-12) can be eliminated without compromising the tightening. Moreover, in the case where the force of the compression means (such as the spring (7)) is not too great, the auxiliary means (8-9-12) is unnecessary and its operation can be substituted for a simple direct manual action on the parts (1-6) sufficient to compress the spring (7). One can also provide a known means (not shown) to maintain at will for the desired time the two handles (9-9a) close together, thereby exerting the maximum pressure desired. Similarly, by tilting, the locking of the parts (1-6) against the support (2) can be easily secured in position for a desired length of time; a simple action on these parts is enough to bring them back (after tilting) to their initial position.
Il va de soi que le moyen de compression, illustré sur les dessins pour la compréhension de l'invention, pourra être remplacé, au besoin, par tout moyen équivalent, tel que hydraulique, pneumatique, magnétique, électromagnétique, la condition étant de pouvoir exercer une force de compression continue et ajustable sur le ou les éléments de mâchoires impliqués.It goes without saying that the compression means, illustrated in the drawings for understanding the invention, may be replaced, if necessary, by any equivalent means, such as hydraulic, pneumatic, magnetic, electromagnetic, the condition being that it can exert a continuous and adjustable compression force on the jaw element (s) involved.
Le dispositif de l'invention peut être aisément réalisé au moyen de pièces amovibles et interchangeables indépendantes les unes des autres pouvant être montées sur des supports de formes et de dimensions quelconques. On notera aussi qu'un tel dispositif présente l'avantage d'une manoeuvre aisée; en particulier le serrage peut être obtenu par l'action d'une seule main de l'opérateur.The device of the invention can be easily produced by means of removable and interchangeable parts which are independent of each other and which can be mounted on supports of any shape and size. It will also be noted that such a device has the advantage of easy operation; in particular, the tightening can be obtained by the action of one hand of the operator.
Il va de soi que la présente invention n'a été décrite et illustrée qu'à titre purement explicatif et nullement limitatif et que toute modification utile pourra y être apportée sans sortir de son cadre.It goes without saying that the present invention has been described and illustrated for purely explanatory and in no way limitative and that any useful modification may be made without departing from its scope.
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT82430035T ATE18019T1 (en) | 1981-11-26 | 1982-11-24 | DEVICE WITH ADJUSTABLE JAWS ADJUSTABLE ON ANY TYPE OF SUPPORT ENSURE TENSION, ASSEMBLY, DISTANCE OR POSITIONAL MAINTENANCE OF TOOLS OF DIFFERENT SHAPE AND SIZE. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8122342 | 1981-11-26 | ||
FR8122342A FR2516840A1 (en) | 1981-11-26 | 1981-11-26 | DEVICE WITH ORIENTABLE JAWS, ADAPTABLE ON ANY SUPPORT FOR STALLY ENSURING TIGHTENING, ASSEMBLY OR HOLDING IN POSITION OF PARTS OF ANY SHAPES AND DIMENSIONS |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0080960A1 true EP0080960A1 (en) | 1983-06-08 |
EP0080960B1 EP0080960B1 (en) | 1986-02-19 |
Family
ID=9264474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP82430035A Expired EP0080960B1 (en) | 1981-11-26 | 1982-11-24 | Device with orientable jaws, adaptable to any support to assure in a stable way the holding, assembling, separating or keeping in position of workpieces of different shapes or dimensions |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0080960B1 (en) |
JP (1) | JPS5894973A (en) |
AT (1) | ATE18019T1 (en) |
DE (1) | DE3269246D1 (en) |
ES (1) | ES275646Y (en) |
FR (1) | FR2516840A1 (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2178690A (en) * | 1985-08-05 | 1987-02-18 | Iii William Williamso Montalvo | A gripping device |
FR2624042A1 (en) * | 1987-10-15 | 1989-06-09 | Mardon Gilbert | Quick clamping clamp (sash clamp) using a standard bought-out flat iron bar stock as its bar |
EP0366830A1 (en) * | 1988-11-04 | 1990-05-09 | HAUSTECHNIK EUGSTER & CO. | Clamping bench |
WO1991008865A1 (en) * | 1989-12-19 | 1991-06-27 | John Arthur Holman | Clamping mechanism for a workpiece |
WO1991013723A1 (en) * | 1990-03-08 | 1991-09-19 | Berna Philippe J H | Process for making a versatile clamping device designed to hold objects without damaging them, such a device and its use |
US5163661A (en) * | 1991-09-19 | 1992-11-17 | Turner William D | Door support clamp |
DE29515244U1 (en) * | 1995-09-23 | 1995-11-23 | Pätzold, Rüdiger, 58579 Schalksmühle | Auxiliary tool for fastening battens or the like. on an assembly level |
CN106425596A (en) * | 2016-11-11 | 2017-02-22 | 无锡前洲兴华机械有限公司 | Hardware tool machining clamp |
US9751193B2 (en) | 2013-03-15 | 2017-09-05 | Milwaukee Electric Tool Corporation | Clamping and spreading tool |
CN107648985A (en) * | 2017-09-26 | 2018-02-02 | 国网福建省电力有限公司 | A kind of high-power transformer dehydrating breather attending device |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6056473U (en) * | 1983-09-22 | 1985-04-19 | 山本 正光 | vise |
DE4129707A1 (en) * | 1991-09-06 | 1993-03-11 | Arthur Heine | Cramp activated by eccentric lever - consists of two pairs of upright arms with eccentric levers which slide along graduated rail |
DE10202587A1 (en) * | 2002-01-17 | 2003-08-07 | Wuerth Adolf Gmbh & Co Kg | Assembly clamp for fitting frame in wall aperture has straight rod and four rotatable clamping arms |
BE1014630A3 (en) | 2002-02-08 | 2004-02-03 | Carton De Tournai Francois Xav | Gear type handling the devil. |
JP2015100913A (en) * | 2013-11-20 | 2015-06-04 | 鈴木 英雄 | Clamp assembly kit |
CN115846972A (en) * | 2022-10-11 | 2023-03-28 | 厚福医疗装备有限公司 | Rapid acute angle clamp for welding robot |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1424034A (en) * | 1921-05-04 | 1922-07-25 | Rigert Herman | Clamp |
FR1223786A (en) * | 1959-05-04 | 1960-06-20 | Pliers of tightening | |
US3218058A (en) * | 1964-02-17 | 1965-11-16 | Monogram Ind Inc | Quick adjustable clamp |
US4202540A (en) * | 1978-10-30 | 1980-05-13 | Neff Lawrence M | Bar-type clamp |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1573107A (en) * | 1976-04-07 | 1980-08-13 | Sadler G | Clamps |
-
1981
- 1981-11-26 FR FR8122342A patent/FR2516840A1/en not_active Withdrawn
-
1982
- 1982-11-24 EP EP82430035A patent/EP0080960B1/en not_active Expired
- 1982-11-24 JP JP57205924A patent/JPS5894973A/en active Granted
- 1982-11-24 AT AT82430035T patent/ATE18019T1/en not_active IP Right Cessation
- 1982-11-24 DE DE8282430035T patent/DE3269246D1/en not_active Expired
- 1982-11-25 ES ES1982275646U patent/ES275646Y/en not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1424034A (en) * | 1921-05-04 | 1922-07-25 | Rigert Herman | Clamp |
FR1223786A (en) * | 1959-05-04 | 1960-06-20 | Pliers of tightening | |
US3218058A (en) * | 1964-02-17 | 1965-11-16 | Monogram Ind Inc | Quick adjustable clamp |
US4202540A (en) * | 1978-10-30 | 1980-05-13 | Neff Lawrence M | Bar-type clamp |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2178690A (en) * | 1985-08-05 | 1987-02-18 | Iii William Williamso Montalvo | A gripping device |
FR2624042A1 (en) * | 1987-10-15 | 1989-06-09 | Mardon Gilbert | Quick clamping clamp (sash clamp) using a standard bought-out flat iron bar stock as its bar |
EP0366830A1 (en) * | 1988-11-04 | 1990-05-09 | HAUSTECHNIK EUGSTER & CO. | Clamping bench |
WO1991008865A1 (en) * | 1989-12-19 | 1991-06-27 | John Arthur Holman | Clamping mechanism for a workpiece |
WO1991013723A1 (en) * | 1990-03-08 | 1991-09-19 | Berna Philippe J H | Process for making a versatile clamping device designed to hold objects without damaging them, such a device and its use |
US6505391B1 (en) * | 1990-03-08 | 2003-01-14 | Philippe Jean Henri Berna | Process for making a versatile clamping device designed to hold objects without damaging them, such a device and its use |
US5163661A (en) * | 1991-09-19 | 1992-11-17 | Turner William D | Door support clamp |
DE29515244U1 (en) * | 1995-09-23 | 1995-11-23 | Pätzold, Rüdiger, 58579 Schalksmühle | Auxiliary tool for fastening battens or the like. on an assembly level |
US9751193B2 (en) | 2013-03-15 | 2017-09-05 | Milwaukee Electric Tool Corporation | Clamping and spreading tool |
CN106425596A (en) * | 2016-11-11 | 2017-02-22 | 无锡前洲兴华机械有限公司 | Hardware tool machining clamp |
CN107648985A (en) * | 2017-09-26 | 2018-02-02 | 国网福建省电力有限公司 | A kind of high-power transformer dehydrating breather attending device |
CN107648985B (en) * | 2017-09-26 | 2019-10-01 | 国网福建省电力有限公司 | A kind of high-power transformer dehydrating breather maintenance device |
Also Published As
Publication number | Publication date |
---|---|
JPH055637B2 (en) | 1993-01-22 |
DE3269246D1 (en) | 1986-03-27 |
JPS5894973A (en) | 1983-06-06 |
EP0080960B1 (en) | 1986-02-19 |
ES275646U (en) | 1984-08-01 |
FR2516840A1 (en) | 1983-05-27 |
ATE18019T1 (en) | 1986-03-15 |
ES275646Y (en) | 1985-03-16 |
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