WO2007115640A1 - Dispositif de serrage - Google Patents

Dispositif de serrage Download PDF

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Publication number
WO2007115640A1
WO2007115640A1 PCT/EP2007/002374 EP2007002374W WO2007115640A1 WO 2007115640 A1 WO2007115640 A1 WO 2007115640A1 EP 2007002374 W EP2007002374 W EP 2007002374W WO 2007115640 A1 WO2007115640 A1 WO 2007115640A1
Authority
WO
WIPO (PCT)
Prior art keywords
clamping
carrier
guide shoe
clamping device
longitudinal axis
Prior art date
Application number
PCT/EP2007/002374
Other languages
German (de)
English (en)
Inventor
Karl-Heinz Lenzkes
Original Assignee
Karl-Heinz Lenzkes
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Karl-Heinz Lenzkes filed Critical Karl-Heinz Lenzkes
Priority to DE502007000906T priority Critical patent/DE502007000906D1/de
Priority to EP07711972A priority patent/EP2001638B1/fr
Priority to AT07711972T priority patent/ATE433833T1/de
Publication of WO2007115640A1 publication Critical patent/WO2007115640A1/fr

Links

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
    • B25B5/10—Arrangements for positively actuating jaws using screws
    • B25B5/104—Arrangements for positively actuating jaws using screws with one screw and one clamping lever and one fulcrum element
    • B25B5/108—Arrangements for positively actuating jaws using screws with one screw and one clamping lever and one fulcrum element the screw contacting one of the ends of the lever
    • 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
    • B25B5/006—Supporting devices for clamps

Definitions

  • the invention relates to a clamping device for clamping an object, for example a workpiece, relative to a base body, for example a clamping table, according to the preamble of claim 1.
  • Clamping devices of the kind relevant here are used, for example, in factories or manufacturing plants, in order to keep a workpiece in a defined position when machining forces are applied to a base body.
  • An exemplary further use of tensioning devices are test laboratories, such as vibration laboratories or the like.
  • an injection mold can be clamped on a clamping device on a clamping table.
  • the clamping device according to the invention can be used in any technical fields of application in which an easily provided and releasable fixation of an object with respect to a body of interest, with a broad interpretation of the terms “object” and “body” without a mandatory restriction of the same to "workpieces” and a “(clamping) table” should take place.
  • a base body has a groove with a T-shaped cross section.
  • One in one Side view simplified as a T-shaped clamping lever has in the free end region of the vertical leg of the T an axle body, which is insertable to form a displaceable in the direction of the longitudinal axis of the T-slot pivot axis in the T-groove.
  • an actuating element formed as a screw, the end face of which is supported in a bottom of the T-slot.
  • a carrier is interposed between clamping lever and clamping table, which can be screwed, for example, in any position and orientation with a sliding block of a clamping table. Notwithstanding the one-piece design of the axle body of the clamping lever is not stored in the T-slot of the clamping table, but rather in a T-slot of the carrier. The essential parts of the two-part design are thus the carrier and the clamping lever.
  • the clamping device has a carrier which is firmly connected to the clamping table.
  • a guide shoe is displaceable in the direction of a longitudinal axis in that the carrier has a longitudinal recess, for example a T-groove, in which a T-shaped cross section of the guide shoe is inserted.
  • the guide shoe has a bearing eye with a partially cylindrical shell surface with a circumferential angle of approximately 180 °.
  • a clamping lever has between an actuator designed as a screw and a contact surface, which is arranged in the actuating element opposite end portion, an axis oriented transversely to the longitudinal axis of the axle body, which is used in the direction of the longitudinal axis in the T-slot of the carrier and the bearing eye such that the axle body is mounted on the lateral surface to form a pivot axis.
  • a position and an orientation of the longitudinal axis can first be specified via the attachment of the carrier to the clamping table, which is independent of holes, threads, recesses and grooves of a clamping table.
  • Another Fräiheitsgrad in the direction of the longitudinal axis is given by the longitudinal displacement of the guide shoe relative to the carrier, which need not necessarily be set for operation of the clamping device, so that for operation of the clamping device, a simple change of the position of the clamping lever in the direction of the longitudinal axis using the degree of freedom given is. Furthermore, it is possible, with a correspondingly extended guidance of the guide shoe relative to the carrier, to allow the guide shoe, in particular also the region of the bearing eye, to "project" out of the carrier so that the guide shoe and carrier are "telescopic".
  • the application range of the clamping device on the clamping table can be increased and / or made possible that the distance of the exercise of a clamping force can be increased to a workpiece from the mounting location of the clamping device on the clamping table, which brings improved clamping options with it.
  • the one-, two- or three-part designs may have additional components, without falling out of the previously discussed basic designs, such as return springs, bearing body, screws, pins and the like. Also possible are additional degrees of freedom between body and clamping lever.
  • FR 2 463 408 discloses the attachment of a support body on a chuck table to provide a base for a chuck, wherein the top of the support body is raised relative to the chuck table.
  • the support body further has a T-shaped stone, with which the clamping device is connected firmly and without degrees of freedom in the direction of a longitudinal axis.
  • the structural design of the pivot bearing of the clamping lever relative to the guide shoe is not further addressed in the document.
  • CH 597 976 relates to a three-part design in which the carrier with T-shaped cross-section is encompassed by the guide shoe. Above this connection region between the guide shoe and the carrier, a single vertical leg is provided which carries in a bore a fixed with a grub screw, designed as axle axle axle body. In the region of the pivot axis of the clamping lever is formed with two parallel, extending in the longitudinal direction of the clamping lever side cheeks, which have recesses for the formation of bearing eyes through which the axle shaft passes.
  • CH 463,244 relates to a tensioning device, by means of which it is not intended to clamp in a vertical direction of a clamping table, but rather in a horizontal direction.
  • the invention has for its object to provide a clamping device, which is improved in terms of construction costs, the installation effort and / or the disassembly effort and the mechanical stresses during clamping.
  • a tensioning device of three-part design is used with a carrier, a guide shoe and a tensioning lever, wherein it is not excluded that other components are used which can also guarantee additional functions or degrees of freedom.
  • the carrier is fixed to the main body, such as a clamping table, connectable and has a contact surface, which has an extension in a longitudinal direction.
  • the use of such a carrier has the advantage that over a plurality of holes, slots or grooves or different connecting means diverse connection possibilities can be provided with a clamping table, which result in the fact that the clamping device in many positions and for a variety of alignment possibilities on the body can be attached.
  • the carrier provides a contact surface in the area in which the carrier comes into operative connection with the guide shoe.
  • the guide shoe according to the invention is displaceable in the longitudinal direction relative to the carrier, and thus also relative to the main body or clamping table.
  • a shift degree of freedom can be used to provide a further adjustment of the position of a clamping lever for already fixed carrier, for example, a fine adjustment or adaptation to different geometries or processing states of a workpiece to be clamped.
  • an at least temporary fixing of the degree of freedom between the guide shoe and the carrier for example via a screw acting between the guide shoe and the carrier, which can bring about positive engagement or frictional engagement in the region of its end face of the screw.
  • a detent or lock between the guide shoe and the carrier to specify or define selected positions with a predetermined detent dimension of different positions in the direction of the longitudinal axis.
  • the guide shoe has a counter surface, which comes to rest on the contact surface of the wearer.
  • the contact surface and counter surface limit movement of the guide shoe in a direction which is directed away from the main body, in particular in the direction of the clamping of the workpiece.
  • contact surface and counter surface can provide a guide for movements corresponding to the above-described degree of freedom. Also possible by suitable design of the longitudinal extent and arrangement of contact surface and counter surface, the above-mentioned telescopic design of guide shoe and carrier. About the dimensioning of contact surface and mating surface, the acting surface pressures during a clamping of a workpiece can be specified.
  • a loading of the clamping lever via any actuator which is formed in the simplest case as a manually operated screw according to the aforementioned prior art, wherein in an alternative exemplary embodiment, the use of a pivot lever according to a known from US 4,432,538 embodiment as an actuator or a hydraulic or working with an actuator, possibly automated actuated actuator is possible.
  • the guide shoe has legs which laterally surround the carrier and have an inwardly angled end region. These end regions form the mating surfaces, which the guide shoe against stresses in the course of tightening Secure carrier and possibly provide a leadership.
  • This embodiment of the invention utilizes the knowledge that for a lateral encompassing a good support of the clamping device, in particular against tilting about the longitudinal axis, is given. The reason for this is that in such an embodiment, the mating surfaces have a greater distance from the longitudinal axis than may be the case with support of any T-shaped end portion of the guide shoe according to the above-mentioned prior art, in a T-slot of the wearer intervenes. Thus, acting around the longitudinal axis moments can be better absorbed.
  • the invention has recognized that for an inventive lateral embracing the carrier embodiments, for example, according to CH 597 976, in which the guide shoe has a cross section in the form of an inverted Y, the adjacent lower leg connect to the carrier and its third central leg to Serve support the clamping lever, are disadvantageous as a result of occurring elastic deformation of the guide shoe and the dimensions given by the allowable deformations:
  • the large clamping forces which are guided in the region of the mating surfaces in the guide shoe, cause bending stresses both the side of the carrier arranged legs and the webs , In the area of which the aforementioned two legs are brought together to the central leg, which carries the axle body.
  • a further embodiment of the invention makes use of the knowledge that, according to FR 2 463 498, the tensioning device is expensive to manufacture and assemble. Without a manufacturing and assembly of the clamping device of this document shows in detail, this clamping device is a factory to be mounted and not disassembled in operation assembly with clamping lever, axle body and guide shoe.
  • FR 2 463 408 embodiment requires an assembly of the guide shoe with the clamping lever first the insertion of the clamping lever in the guide shoe in a position in which probably a the axle body forming bolt from the outside through the bearing eye of the first leg, then pushed through the clamping lever and finally into the bearing eye of the other leg, including
  • additional fastening or securing elements are to be used, such as a snap ring or the like, in order to prevent the axle body from emerging again from the legs and the clamping lever during operation, which could lead to a potentially dangerous, sudden failure of the component under load.
  • clamping lever and axle body a structural unit, for example, already may be formed at the factory or is formed in a Vormontage suits by the user.
  • This assembly can then be used according to the invention as a whole in the guide shoe and, if necessary, again completely removed from this.
  • Such insertion can also be made at the factory, whereby the factory installation is simplified, or made by a user.
  • Allowing removal of the assembly allows replacement of the assembly in the event of damage to elements thereof. Also possible is the replacement of a clamping lever with the axle body with another clamping lever with associated axle body, the clamping lever may have, for example, a different geometry, crank and / or length for different purposes.
  • the axle body does not form a structural unit with the tension lever, but rather with the guide shoe, resulting in corresponding effects and advantages for the above-described technical effects and advantages.
  • the axle body may be fixedly connected to the guide shoe or the tensioning lever, or may be mounted rotatably relative thereto.
  • An insertion and removal of the assembly is preferably carried out by a suitable recess or groove of the guide shoe, which recess is oriented, for example, in the longitudinal direction and has an extension transverse to the longitudinal direction, which is greater than the length of the axle body.
  • a recess can be used multifunctional, if this serves on the one hand to use the unit and / or to remove, and on the other hand serves to let the carrier pass through the guide shoe in the assembled state of the tensioning device.
  • the free space between the tensioning lever and an upper side of the carrier resulting from the invention can be used to arrange a spring element between an underside of the tensioning lever and an upper side of the carrier.
  • a spring element can serve to pivot without appropriate action by the actuating element, the clamping lever in an initial position, which is directed in particular by the workpiece to be clamped away.
  • a spring element can serve to press the axle body against a lateral surface of a bearing eye.
  • Such a spring element used according to the invention may be any spring element, in particular a torsion spring acting about the pivot axis or a straight or curved spring acting in the circumferential direction of the tension lever, an elastomeric spring element, a bending element or the like.
  • the return spring is formed as a leaf spring made of a spring steel, which is screwed in one end region with the guide shoe and in another end region, possibly under bias, applied to the clamping lever or vice versa.
  • the leaf spring can press the bearing body against the lateral surface of the bearing eye, for example in a central region of the leaf spring.
  • the clamping lever has two extensions arranged on both sides of the clamping lever, which form the axle body. These may for example be welded to the clamping lever or be introduced via a press fit into a suitable bore of the clamping lever. The extensions can then be mounted on a lateral surface of a bearing eye.
  • the extensions have an at least partially cylindrical surface
  • the cross section of the extensions have a curved, in particular elliptical contour, which comes to rest on a different contour of a bearing eye, for example a straight contour, which may have the advantage that pivoting of the tensioning lever the location of the pivot axis moves, whereby the balance of power can be held on the clamping lever regardless of the pivot angle with appropriate specification of the contour of the extensions and / or the bearing eye, see. in detail EP 0 391 346. It is also possible that a further degree of freedom for longitudinal displacement is realized between the extensions and the contour supporting them.
  • An improved guidance of the guide shoe relative to the carrier may result if the carrier has a lateral, oriented in the direction of the longitudinal axis groove, are guided in the webs of the leg transverse to the longitudinal axis.
  • a guide can be done, for example, with both directional senses in the direction of the clamping force, so that on the one hand the movement of the guide shoe away from the base body is avoided, including a boundary of the groove forms the contact surface.
  • the opposite boundary surface of the groove the position of the guide shoe in the downward direction before in the event that the guide shoe is not subjected to clamping forces. It is also possible that through the bottom of the groove a guide in a horizontal plane and transverse to the longitudinal axis of the tensioning device takes place. While the tensioning lever can be produced particularly easily integrally with the extensions as a casting, the invention has further recognized that it is possible to manufacture the carrier and / or the guide shoe in an extrusion process, possibly with machining finishing.
  • the actuator may be formed as a screw with a hexagon whose diameter corresponds to the diameter of a hexagon socket for mounting screws of the carrier to the clamping table.
  • the invention proposes to form the carrier at least over a part of its longitudinal extent with a double-T-section, wherein the double-T-section automatically forms a groove, which are used in the sense explained above can. Furthermore, by using the double-T cross section, the area moment of inertia of the carrier can be increased, whereby unwanted deflections of the carrier can be reduced.
  • the underlying, reverse T provides a widened compared to the prior art supporting surface of the carrier on the clamping table, so that a good support and snapshot is given.
  • Fig. 1 shows a carrier of a clamping device in a partially cut
  • FIG. 2 shows the carrier according to FIG. 1 in a cross-section M-II.
  • Fig. 3 shows a guide shoe of a tensioning device in a semi-longitudinal section III-III.
  • Fig. 4 shows the guide shoe of FIG. 3 in a cross section IV-IV.
  • FIG. 5 shows the guide shoe according to FIGS. 3 and 4 in a horizontal section V-V.
  • Fig. 6 shows the guide shoe according to FIGS. 3 to 5 in a plan view.
  • Fig. 7 shows a tensioning lever of a tensioning device in a side view.
  • Fig. 8 shows the tensioning lever according to Fig. 7 in a cross section VIII-VIII.
  • Fig. 9 shows the clamping lever according to FIGS. 7 and 8 in a partially sectioned plan view.
  • Fig. 10 shows a tensioning device with a carrier, a guide shoe and a
  • FIG. 11 shows the tensioning device according to FIG. 10 in a cross section XI-XI.
  • Fig. 12 shows the clamping device according to FIGS. 10 and 11 in a plan view.
  • Fig. 13 shows a contact element for use in the contact area between
  • Fig. 14 shows an alternative embodiment of a compound of a clamping lever with a guide shoe.
  • Fig. 1 and 2 show a carrier 1, which has a lengthened extension in the direction of a longitudinal axis 2 relative to a usual for use in a clamping table groove stone.
  • the carrier 1 has a plurality of through holes 3 distributed uniformly over its longitudinal axis, which can be provided, for example, with a counterbore in the end region facing away from a base body 4, in order to receive a head of a screw extending through the through holes 3, such that the screw is flush with an upper side 13 of the carrier 1 completes.
  • the carrier 1 has in the region of both side surfaces corresponding grooves 5, 6, which have an approximately U-shaped cross section, in particular with rounded portions in the transition region of the base leg 7, which forms a bottom 8, to the side legs 9, 10, the contact surfaces 11, 12 form.
  • a passage or blind bore 34 or a threaded bore extending from the bottom 8 of the groove 5, preferably in the transition region to an adjacent side limb 9, 10.
  • orientations such as “horizontal” and “vertical” for use of the tensioning device on a chuck table with a horizontal clamping surface. It is understood that for an application of the clamping device with a different orientation or different clamping devices, the orientations must be adjusted accordingly.
  • the guide shoe 14 is formed substantially symmetrically to a vertical longitudinal central axis and has a recognizable in the views of FIG. 5 and 6 horizontal U-shaped base contour in which the central leg of the U is formed with a widened plate 15, which is approximately extends over half the longitudinal extent of the guide shoe 14.
  • On both sides of the plate 15 are in the vertical direction up and down extending legs 16, 17 or cheeks, wherein the plate 15 is fixedly connected to the legs 16, 17, in the vertical direction approximately centrally on the legs 16, 17.
  • the legs 16, 17 each have a bearing eye 18, 19, which are arranged in alignment with each other and transverse to the longitudinal axis 2.
  • the bearing lugs 18, 19 have an upper curved lateral surface 20, 21.
  • the bearing lugs 18, 19 are arranged approximately at the level of the plate 15 or slightly above it.
  • the bearing eyes 18, 19 are closed in the circumferential direction of the legs 16, 17 limited. Between the legs 16, 17 in the direction of the longitudinal axis continuous clearance 22 is formed, which is bounded by parallel or slightly V-shaped inclined inner sides 23, 24 of the legs 16, 17.
  • the guide shoe forms a T-shaped groove 25 with a recess 45 formed by the transverse leg of T.
  • the groove 25 is open at the bottom and oriented in the direction of the longitudinal axis 2.
  • the legs 16, 17 have in the lower end portions radially inwardly angled webs 26, 27, the tops of which form mating surfaces 28, 29, with which the recess 45 is limited.
  • the cross section of the groove 25 is formed corresponding to the cross section of the upper T of the carrier 1, so that the carrier 1 can be inserted into the groove 25, wherein the legs 16, 17 with the lower portions laterally engage around the upper half of the carrier 1 and the webs 27, 26 enter the grooves 5, 6.
  • a horizontal guide transversely to the longitudinal axis 2 can be given by conditioning the inner end faces of the webs 26, 27 on the bottom 8 of the grooves 5, 6 or the side surfaces of the region of the carrier 1 on the inner surfaces of the legs 16, 17.
  • a support of the guide shoe 14 can be given by conditioning the underside of the plate 15 to the top 13 of the carrier 1 or by conditioning the underside of the webs 26, 27 to the contact surface 12 of the grooves 5, 6.
  • a recess 30 or cutout is provided, in the region in which a spring element, not shown in the figures, can be connected to the guide shoe 14, for which purpose the guide shoe 14 has a vertically oriented, continuous threaded bore 31 in the region of the recess 30, in which a suitable screw for fixing the spring element to the guide shoe 14 can be screwed.
  • a spring element presses, for example, the guide shoe upwards, so that the mating surfaces 28, 29 come to bear against the contact surfaces 12. in the lower banding region of the web 27, this has a recess or cutout 32 oriented in the direction of the longitudinal axis 2-2, which ends with a stop surface 33.
  • a degree of freedom of movement of the guide shoe 14 relative to the carrier 1 in the direction of the longitudinal axis 2-2 is limited by the fact that a pin arranged in the bore 34, which does not necessarily have to protrude out of the groove 5 beyond the side surfaces of the carrier 1, abuts against it the stop surface 33 comes.
  • a pin arranged in the bore 34 which does not necessarily have to protrude out of the groove 5 beyond the side surfaces of the carrier 1, abuts against it the stop surface 33 comes.
  • a clamping lever 35 which has two legs 36, 37, in the connecting region, the pivot axis 38 is arranged.
  • this In the region of the free end region of the leg 36, this has a horizontal and transverse to the longitudinal axis oriented bore 39, which may be formed as a through hole, blind hole or threaded.
  • an approximately vertically oriented or in the installed state approximately perpendicular to the plate 15 oriented threaded bore 40 is provided.
  • Transverse projections 41, 42 which have an approximately elliptical cross section, are arranged in the lower end region of the connecting region of the legs 36, 37 and form an axle body 50, extending on both sides transversely to the plane of the drawing according to FIG.
  • the extensions 41, 42 have an upper abutment surface 43, which is curved.
  • the legs 36, 37 of the clamping lever 35 may, depending on the Krafter Monsine and the paths to be covered in the course of a clamping of a workpiece have the same or different lengths and, as shown in Fig. 7, be formed cranked, on the one hand, the threaded hole 40 in a desired height to bring and on the other hand by a bend of the leg 36 to find a suitable geometry that can be passed particularly advantageous on a tool to be clamped.
  • 10 to 12 show a clamping device 54 in the assembled state, for which the carrier 1 via a fastening screw 44 which extends through a through hole 3, for example via a sliding block, with a base 4, in particular a clamping table, is connected.
  • An extension of the oriented in the direction of the longitudinal axis 2-2 recess 45 of the groove 25 of the guide shoe 14 in the transverse direction is chosen to be greater than the distance from the outside Furthermore, the extent of the recess 45 in the vertical direction is greater than the dimension of the projections 41, 42 in the vertical direction.
  • the guide shoe can be pushed onto the carrier 1 in the direction of the longitudinal axis 2-2, the carrier 1 entering the groove 25 of the guide shoe 14. Since the carrier 1 at least partially fills the recess 45 of the groove 25, the clamping lever 45 can no longer be intentionally or unintentionally removed from the guide shoe 14 as long as the carrier 1 is arranged in the guide shoe 14.
  • a threaded bolt 46 is screwed, which carries in its the base body 4 end facing a ball head 47 with a bearing plate 48 with possibly enlarged cross-section.
  • a threaded bolt 46 With the screwing of the threaded bolt 46 in the threaded bore 40 of the bearing plate 48 comes to rest against the top of the plate 15.
  • an increasing axial force is generated in the threaded bolt 46, which acts on the clamping lever 35 and oriented counterclockwise Moment generated about the pivot axis 38, which is inclined to press the free end portion of the leg 36 in the direction of the base body 4, whereby a workpiece can be clamped between the base body and this end.
  • the abovementioned end region may have a substantially U-shaped contact pressure.
  • the contact pressure element has bores via which the pressure plate 49 can be connected pivotably about an axis predetermined by the bores to the bores 39 of the tensioning lever 35 in a manner known per se, for example via screws or pins.
  • the extension of the clamping lever transverse to the longitudinal axis 2-2 in the horizontal direction is selected such that the clamping lever for the assembly and disassembly described in the free space 22 can be inserted and here in the direction of the longitudinal axis 2-2 is displaced and also for the production of Contact the contact surfaces 43 with the lateral surfaces 20, 21 is movable.
  • the inner side surfaces of the legs 16, 17 form a guide for the clamping lever 35.
  • FIG. 14 shows an alternative embodiment of the invention, in which the legs 16a, 17a are not formed with bearing eyes. Rather, through legs 16a, 17a, in the region of a transverse bore, an axle body 50a extends, which for example can be designed as a bearing pin and is firmly connected to the legs 16a, 17a, for example via a press fit.
  • the clamping lever 35a has in its lower end portion in the region of the pivot axis 38a-38a a slot 52 into which can be inserted with an assembly of the axle 50a, wherein in an assembled position, a boundary of the slot 52 in the vertical direction a contact surface for forms the axle body 50a.
  • a spring element 53 is shown in FIG. 14, as this can also be used for the embodiment illustrated in FIGS. 1 to 12.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)
  • Physical Vapour Deposition (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Machine Tool Units (AREA)

Abstract

L'invention concerne un dispositif de serrage (54) pour serrer fixerment une pièce par rapport à une table de serrage. Le dispositif de serrage selon l'invention est réalisé en trois parties avec un support (1) qui peut être serré par le biais d'une vis de fixation (44) à une table de serrage (4). Un sabot de guidage (14) peut se déplacer dans la direction d'un axe longitudinal (2-2) par rapport au support (1). Le sabot de guidage possède des branches qui sont disposées à l'extérieur du support (1) et d'un levier pivotant (35). Des saillies (42) du levier de serrage (35) passent à travers des œillets de support des branches pour permettre un mouvement de pivotement du levier de serrage (35). Le levier de serrage (35) forme avec les saillies (42) une unité constructive qui peut être introduite en tant que telle dans la direction de l'axe longitudinal (2-2) dans le sabot de guidage (14) ce qui facilite le montage.
PCT/EP2007/002374 2006-04-03 2007-03-17 Dispositif de serrage WO2007115640A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE502007000906T DE502007000906D1 (de) 2006-04-03 2007-03-17 Spannvorrichtung
EP07711972A EP2001638B1 (fr) 2006-04-03 2007-03-17 Dispositif de serrage
AT07711972T ATE433833T1 (de) 2006-04-03 2007-03-17 Spannvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006015855.5 2006-04-03
DE102006015855A DE102006015855A1 (de) 2006-04-03 2006-04-03 Spannvorrichtung

Publications (1)

Publication Number Publication Date
WO2007115640A1 true WO2007115640A1 (fr) 2007-10-18

Family

ID=38226512

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/002374 WO2007115640A1 (fr) 2006-04-03 2007-03-17 Dispositif de serrage

Country Status (4)

Country Link
EP (1) EP2001638B1 (fr)
AT (1) ATE433833T1 (fr)
DE (2) DE102006015855A1 (fr)
WO (1) WO2007115640A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202016103097U1 (de) 2016-06-10 2016-06-23 Lenzkes Spanntechnik GmbH Spannwerkzeug
EP3254808A1 (fr) 2016-06-10 2017-12-13 Lenzkes Spanntechnik GmbH Outil de serrage et sabot pour un outil de serrage
CN110682130A (zh) * 2019-10-24 2020-01-14 上海沪东造船柴油机配套有限公司 一种无吊耳柴油机架<形起吊工具加工用工装夹具

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3162503B1 (fr) * 2015-10-29 2018-01-31 Lenzkes Spanntechnik GmbH Dispositif de tension de chaine
DE202017107175U1 (de) 2017-02-08 2017-12-15 Lenzkes Spanntechnik GmbH Spannwerkzeug und Spannwerkzeug-Lagerkörperteil
EP3360646B1 (fr) 2017-02-08 2019-03-13 Lenzkes Spanntechnik GmbH Outil de serrage et palier d'outil de serrage
DE202019100296U1 (de) 2019-01-18 2020-04-23 ALTRATEC Automation GmbH Spannvorrichtung, insbesondere zum Spannen von Werkstücken

Citations (5)

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Publication number Priority date Publication date Assignee Title
US1490063A (en) * 1923-04-10 1924-04-08 Walter S Tower Machinist's clamp
CH597976A5 (en) * 1975-09-02 1978-04-14 Paul Feusi Machine tool workpiece holder with support and clamp
FR2463408A2 (fr) * 1972-01-28 1981-02-20 Carossino Andre Dispositif multiplicateur de puissance en particulier pour le calcul de la resistance des materiaux, la realisation d'empreintes, le bridage de pieces ou autres
EP0391346A1 (fr) * 1989-04-04 1990-10-10 Karl-Heinz Lenzkes Dispositif de fixation pour serrer une pièce à usiner sur une table de serrage
EP0714734B1 (fr) * 1994-12-01 2001-10-24 Shanview Patents Limited Dispositif de fixation pour serrer une pièce à usiner sur une table de serrage

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FR2767730B1 (fr) * 1997-09-03 1999-10-29 Patricia Carossino Dispositif de bridage vertical a force d'application elevee

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FR2463408A2 (fr) * 1972-01-28 1981-02-20 Carossino Andre Dispositif multiplicateur de puissance en particulier pour le calcul de la resistance des materiaux, la realisation d'empreintes, le bridage de pieces ou autres
CH597976A5 (en) * 1975-09-02 1978-04-14 Paul Feusi Machine tool workpiece holder with support and clamp
EP0391346A1 (fr) * 1989-04-04 1990-10-10 Karl-Heinz Lenzkes Dispositif de fixation pour serrer une pièce à usiner sur une table de serrage
EP0714734B1 (fr) * 1994-12-01 2001-10-24 Shanview Patents Limited Dispositif de fixation pour serrer une pièce à usiner sur une table de serrage

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DE202016103097U1 (de) 2016-06-10 2016-06-23 Lenzkes Spanntechnik GmbH Spannwerkzeug
EP3254808A1 (fr) 2016-06-10 2017-12-13 Lenzkes Spanntechnik GmbH Outil de serrage et sabot pour un outil de serrage
CN110682130A (zh) * 2019-10-24 2020-01-14 上海沪东造船柴油机配套有限公司 一种无吊耳柴油机架<形起吊工具加工用工装夹具

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DE102006015855A1 (de) 2007-10-18
EP2001638A1 (fr) 2008-12-17
ATE433833T1 (de) 2009-07-15
EP2001638B1 (fr) 2009-06-17

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