EP0967050A2 - Dispositif de positionnement, de maintien ou de serrage - Google Patents
Dispositif de positionnement, de maintien ou de serrage Download PDFInfo
- Publication number
- EP0967050A2 EP0967050A2 EP99401235A EP99401235A EP0967050A2 EP 0967050 A2 EP0967050 A2 EP 0967050A2 EP 99401235 A EP99401235 A EP 99401235A EP 99401235 A EP99401235 A EP 99401235A EP 0967050 A2 EP0967050 A2 EP 0967050A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- housing
- fixing
- orifices
- positioning
- holding
- Prior art date
- 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.)
- Withdrawn
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Images
Classifications
-
- 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
- B25B5/12—Arrangements for positively actuating jaws using toggle links
- B25B5/122—Arrangements for positively actuating jaws using toggle links with fluid drive
-
- 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
Definitions
- the invention relates to a device for positioning, holding or tightening, in particular of bodywork parts, of the type comprising a housing containing a movable member movable in translation, one end of the movable member being connected to an actuating means and the other end of the movable assembly being connected to or forming a positioning, clamping or holding member.
- the means of actuation of the mobile assembly can be jacks tires, hydraulic cylinders, electric cylinders, or any other means of appropriate link capable of transmitting actuation forces.
- pilot carrier A first type of device used particularly for positioning is known by those skilled in the art under the name "pilot carrier”.
- a second type of device is known to those skilled in the art under the designation "toggle clamp".
- a third type of device is known to the skilled person under the designation "form ramp clamping".
- blocking an arm of holding or tightening is usually achieved in a position in which the arm tightening is substantially perpendicular to the force transmission axis of the means actuation.
- boxes or modules comprising at least one position sensor of the moving element or of a rod the actuating means, so as to know the state of the device.
- the device housing is machined to open an elongated slot allowing place adjustable sensors to determine or adjust the position of the positioning, clamping or keeping in contact with body parts.
- this elongated slot has the drawback of weakening the body or housing of the device, or alternatively requires strengthening or to increase the thickness of this body or case.
- the invention aims to remedy the aforementioned drawbacks, by proposing a new device offering good positioning, precision adjustment clamping, holding and releasing body parts, avoiding machining an elongated slot likely to weaken the device or increase its cost of manufacturing.
- the subject of the invention is a device for positioning, holding or tightening, in particular of bodywork, of the type comprising a housing containing a movable member movable in translation, one end of the movable member being connected to an actuating means and the other end of the mobile assembly being connected to or forming a positioning, holding or clamping member, characterized in that that the housing has two separate and spaced holes, each capable of receiving a position sensor of the moving element or of a rod of the actuating means.
- Figure 1 schematically shows a perspective view of a first embodiment of the device according to the invention.
- Figure 2 schematically shows a perspective view of a second embodiment of the invention.
- FIG. 3 schematically represents a rear view along arrow III of the Figure II of a device according to the invention.
- Figure 4 schematically shows a side view with partial section through a longitudinal median plane of the device of FIG. 2.
- Figure 5 schematically shows a perspective view of a third embodiment of the invention.
- Figure 6 schematically shows a side elevation view of a fourth embodiment of the invention.
- Figure 7 schematically shows a sectional view along line VII-VII in Figure 6.
- a device housing comprises two half-housings 1, 2 assembled to each other by means of screws 3.
- the assembled housing contains a interior mobile assembly extended by a square-shaped end 4 intended for receiving a clamping arm not shown.
- the housing has a front face of fixing 5, two lateral faces 6 for fixing and a rear face 7 for fixing to a support not shown.
- a detection module 10 is intended for be assembled to the housing by moving in the direction of arrow 11 and screwing a screw 12 passing through an orifice 13 of the module in a thread 14 of the fixing range back.
- the module 10 is substantially in the form of a metal plate 15 to two ends 15a, 15b carrying an electronic unit 16 with a connector 17a and optionally display light-emitting diodes 17b.
- the plate 15 On the side opposite to electronic block 16, the plate 15 carries a first position sensor 18 and a second position sensor 19.
- the position sensor 18 preferably detects the position of the moving part when tightening, holding or positioning desired is obtained, while the sensor 19 detects the retraction of the rod of the means actuation in the event of release of the positioned, maintained or clamped part.
- the sensors 18 and 19 are shaped to engage in the orifices 8 and 9 until it comes close to targets, flags or elements whose position it detects, these elements, targets or flags being integral with the moving assembly or the rod of the actuation means.
- the detection module prohibits the use of the rear shelf 7 of fixing, due to the closure of the threads other than the thread 14 formed on this rear fixing range.
- this second embodiment consists of a different conformation for the metal plate 15 of the detection module 10: in fact, this metal plate 15 has six orifices 20 in look of the threads or orifices 21 of the rear fixing area 7.
- the module 10 of detection can advantageously be fixed to the housing using the screw 12 inserted at through the passage 22 and screwing into the internal thread 23 of the housing.
- FIGS. 3 and 4 identical or functionally equivalent elements to those of figure 2 are represented by reference numbers identical to those of Figure 2.
- the device comprises a clamping or holding arm 24 and a means actuator 25 arranged at the ends of a movable element 26.
- the jack 25 comprises a rod 25a into which is screwed a threaded rod 26a forming part of the moving assembly 26 comprising several articulated levers transforming the movement for translating the rod 25a of the jack 25 in a rotational movement of the clamping arm 24 around axis 27.
- the threaded rod 26a extends into a sleeve carrying a target, element or flag 26b, while the rod 25a carries a target element or flag 25b.
- the position arm 24 is obtained when the target 26b is located opposite the position 18, so as to provide a detection signal to the electronic unit 16 for be transmitted using the connector 17a to a command or control means, the PLC type or equivalent.
- the target 25b is detected by the sensor 19 when the arm 24 is in the open or release position (not shown), so as to transmit an opening signal to the electronic unit 16 and to transmit this signal via connector 17a or a cable directly connected to the block electronics 16, to a measurement center or a programmable controller not shown.
- a third device housing according to the invention 30 is assembled from two half-housings 31, 32.
- the housing 30 has an orifice lower 33 for the passage of a rod of actuating means not shown and a clamping arm 34 mounted on a rotation shaft driven by a mobile assembly interior.
- the housing also includes a front fixing face 35, two faces of lateral fixing 36 and a rear fixing face 37. At the angle between a lateral face 36 and the rear face 37 is made a groove 38 intermediate between two chamfers 39 and 40 in which holes 41 and 42 are respectively produced as well as threads 43 and 44.
- a detection module having a dumbbell conformation with an intermediate part 45 intended to be applied on the groove 38 and two blocks 46, 47 intended to be fixed respectively to the locations of the chamfers 40 and 39 is associated with the housing, so as to allow the position of the moving assembly to be detected or the rod of the actuating means.
- the block 46 includes a plate 46a carrying a proximity 46b and a fixing screw 46c intended to cooperate with the bore 44, while that the block 47 has a bevelled plate 48 with a sensor on the lower face proximity switch 48a and on the upper face a connector 48b, a fixing screw 48c intended to be screwed into the internal thread 43 and three light-emitting diodes 48d indicating the status of the device.
- the third embodiment is advantageous in that it allows the fixing of the device on a support not shown using any fixing range without trapping the detection module. It is thus possible to replace the module detection without removing the device from its support.
- an intermediate part 45 is used flexible cable connecting sensors 46b and 48a: this arrangement makes it possible to adapt the same detection module to different stroke devices.
- a fourth embodiment of the invention includes elements identical or functionally equivalent to those of FIGS. 1 to 4, which are identified by reference numbers identical to those of FIGS. 1 to 4.
- two bores 49 and 50 are made in a half-housing 2 on the side of a lateral fixing range 6.
- the bores 49 and 50 receive proximity sensors 51 and 52 mounted on a plate 53 carrying a block 54 with a connector 55 and two light-emitting diodes 56 for indication state.
- the above elements 51 to 56 form a detection module fixed using a screw 58 screwed into a thread 59 made in the half-housing 2.
- the sensor 51 detects the position of element 26b in the closed or clamped position
- the sensor 52 detects the position shown in dotted lines of the sensor 25b in the open position or release.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
- Jigs For Machine Tools (AREA)
- Gripping On Spindles (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
- le dispositif comporte un module de détection avec deux capteurs de position insérés chacun à l'intérieur d'undit orifice du boítier ;
- les orifices sont disposés du côté de la plage de fixation arrière du dispositif;
- les orifices sont disposés du côté d'une plage latérale de fixation du dispositif;
- les orifices sont disposés en angle sur des chanfreins espacés pratiqués entre une plage latérale de fixation et la plage de fixation arrière ;
- les capteurs de position sont montés sur une plaque rigide ;
- la plaque rigide porte un bloc électronique ;
- au moins une plaque ou plaquette portant au moins un capteur est montée sur le boítier à l'aide d'une vis de fixation ;
- la plaque rigide est percée pour le passage de vis de fixation sur un support ;
- le module de détection présente une conformation en haltère avec deux blocs reliés par une partie intermédiaire;
Claims (10)
- Dispositif de positionnement, de maintien ou de serrage, notamment de pièce de carrosserie, du type comportant un boítier (1-2, 31-32) contenant un équipage mobile (26) déplaçable en translation, une extrémité (26a) de l'équipage mobile (26) étant reliée à un moyen d'actionnement (25) et l'autre extrémité (4, 27) de l'équipage mobile (26) étant reliée à ou formant un organe de positionnement, de maintien ou de serrage (24, 34), caractérisé en ce que le boítier (1-2, 31-32) présente deux orifices (8, 9 ; 41, 42 ; 49,50) distincts et espacés, aptes à recevoir chacun un capteur (18, 19, 46b, 48a, 51, 52) de position de l'équipage mobile (26) ou d'une tige (25a) du moyen d'actionnement (25).
- Dispositif selon la revendication 1, caractérisé en ce que le dispositif comporte un module (10, 45-48) de détection avec deux capteurs (18, 19, 46b, 48a, 51, 52) de position insérés chacun à l'intérieur d'undit orifice (8,9; 41,42 ; 49,50) du boítier.
- Dispositif selon la revendication 1 ou la revendication 2, caractérisé en ce que les orifices (8, 9) sont disposés du côté de la plage (7) de fixation arrière du dispositif.
- Dispositif selon la revendication 1 ou la revendication 2, caractérisé en ce que les orifices (49, 50) sont disposés du côté d'une plage (6) latérale de fixation du dispositif.
- Dispositif selon la revendication 1 ou la revendication 2, caractérisé en ce que les orifices (41, 42) sont disposés en angle sur des chanfreins (39, 40) espacés pratiqués entre une plage (6) latérale de fixation et la plage (7) de fixation arrière.
- Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que les capteurs de position (18, 19 ; 51, 52) sont montés sur une plaque rigide (15, 53).
- Dispositif selon la revendication 6, caractérisé en ce que la plaque rigide (15, 53) porte un bloc électronique (16, 54).
- Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que au moins une plaque (15, 53) ou plaquette (46a) portant au moins un capteur est montée sur le boítier (1-2 ; 31-32) à l'aide d'une vis de fixation (12, 58).
- Dispositif selon la revendication 6 ou la revendication 7, caractérisé en ce que la plaque rigide (15) est percée (20) pour le passage de vis de fixation sur un support.
- Dispositif selon la revendication 2, caractérisé en ce que le module de détection présente une conformation en haltère avec deux blocs (46, 47) reliés par une partie intermédiaire (45).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9808120A FR2780324B1 (fr) | 1998-06-26 | 1998-06-26 | Dispositif de positionnement, de maintien ou de serrage |
FR9808120 | 1998-06-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0967050A2 true EP0967050A2 (fr) | 1999-12-29 |
EP0967050A3 EP0967050A3 (fr) | 2001-05-30 |
Family
ID=9527900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99401235A Withdrawn EP0967050A3 (fr) | 1998-06-26 | 1999-05-21 | Dispositif de positionnement, de maintien ou de serrage |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0967050A3 (fr) |
JP (1) | JP2000024846A (fr) |
FR (1) | FR2780324B1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1524081A3 (fr) * | 2003-10-16 | 2009-05-20 | VEP Automation S.r.l. | Unité de contrôle pour contrôler la position en fin de course d'un bras de serrage rotatif d'un dispositif de serrage à leviers articulés |
EP3078453A1 (fr) | 2015-04-09 | 2016-10-12 | Pneumax S.p.A. | Dispositif d'actionnement de levier articulé ou type de came pour le positionnement précis d'un bras pivotant |
WO2016162074A1 (fr) | 2015-04-09 | 2016-10-13 | Pneumax S.P.A. | Dispositif d'actionnement du type à levier articulé ou à cames pour le positionnement précis d'un bras pivotant |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3403961A1 (de) * | 1984-02-04 | 1985-08-14 | Josef-Gerhard 4030 Ratingen Tünkers | Pneumatisch oder hydraulisch betaetigbare kniehebelspannvorrichtung zum spannen von karosserieteilen |
EP0695603A1 (fr) * | 1994-08-06 | 1996-02-07 | DE-STA-CO Metallerzeugnisse GmbH | Dispositif de serrage à genouillère |
DE29700981U1 (de) * | 1997-01-22 | 1997-03-13 | DE-STA-CO Metallerzeugnisse GmbH, 61449 Steinbach | Induktive Endstellungsabfrageeinrichtung |
EP0803331A1 (fr) * | 1996-04-25 | 1997-10-29 | TÜNKERS MASCHINENBAU GmbH | Dispositif de serrage à genouillère pour la construction en carrosserie |
EP0849047A1 (fr) * | 1996-12-17 | 1998-06-24 | DE-STA-CO Metallerzeugnisse GmbH | Dispositif de serrage à genouillère avec moyens de détection de fin de course |
-
1998
- 1998-06-26 FR FR9808120A patent/FR2780324B1/fr not_active Expired - Fee Related
-
1999
- 1999-05-21 EP EP99401235A patent/EP0967050A3/fr not_active Withdrawn
- 1999-06-22 JP JP11175358A patent/JP2000024846A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3403961A1 (de) * | 1984-02-04 | 1985-08-14 | Josef-Gerhard 4030 Ratingen Tünkers | Pneumatisch oder hydraulisch betaetigbare kniehebelspannvorrichtung zum spannen von karosserieteilen |
EP0695603A1 (fr) * | 1994-08-06 | 1996-02-07 | DE-STA-CO Metallerzeugnisse GmbH | Dispositif de serrage à genouillère |
EP0803331A1 (fr) * | 1996-04-25 | 1997-10-29 | TÜNKERS MASCHINENBAU GmbH | Dispositif de serrage à genouillère pour la construction en carrosserie |
EP0849047A1 (fr) * | 1996-12-17 | 1998-06-24 | DE-STA-CO Metallerzeugnisse GmbH | Dispositif de serrage à genouillère avec moyens de détection de fin de course |
DE29700981U1 (de) * | 1997-01-22 | 1997-03-13 | DE-STA-CO Metallerzeugnisse GmbH, 61449 Steinbach | Induktive Endstellungsabfrageeinrichtung |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1524081A3 (fr) * | 2003-10-16 | 2009-05-20 | VEP Automation S.r.l. | Unité de contrôle pour contrôler la position en fin de course d'un bras de serrage rotatif d'un dispositif de serrage à leviers articulés |
EP3078453A1 (fr) | 2015-04-09 | 2016-10-12 | Pneumax S.p.A. | Dispositif d'actionnement de levier articulé ou type de came pour le positionnement précis d'un bras pivotant |
WO2016162074A1 (fr) | 2015-04-09 | 2016-10-13 | Pneumax S.P.A. | Dispositif d'actionnement du type à levier articulé ou à cames pour le positionnement précis d'un bras pivotant |
DE202016008355U1 (de) | 2015-04-09 | 2017-08-24 | Pneumax S.P.A. | Betätigungsvorrichtung vom Gelenkhebel- oder Nockentyp zur genauen Positionierung eines schwenkbaren Arms |
Also Published As
Publication number | Publication date |
---|---|
FR2780324A1 (fr) | 1999-12-31 |
FR2780324B1 (fr) | 2000-08-18 |
JP2000024846A (ja) | 2000-01-25 |
EP0967050A3 (fr) | 2001-05-30 |
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