WO2008068314A2 - Appareil à main de bordage - Google Patents

Appareil à main de bordage Download PDF

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Publication number
WO2008068314A2
WO2008068314A2 PCT/EP2007/063452 EP2007063452W WO2008068314A2 WO 2008068314 A2 WO2008068314 A2 WO 2008068314A2 EP 2007063452 W EP2007063452 W EP 2007063452W WO 2008068314 A2 WO2008068314 A2 WO 2008068314A2
Authority
WO
WIPO (PCT)
Prior art keywords
counter
hand tool
tool according
crimping roller
component
Prior art date
Application number
PCT/EP2007/063452
Other languages
German (de)
English (en)
Other versions
WO2008068314A3 (fr
Inventor
Klaus Merz
Ewald Quell
Original Assignee
Edag Gmbh & Co. Kgaa
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 Edag Gmbh & Co. Kgaa filed Critical Edag Gmbh & Co. Kgaa
Priority to EP07857277.3A priority Critical patent/EP2106307B1/fr
Publication of WO2008068314A2 publication Critical patent/WO2008068314A2/fr
Publication of WO2008068314A3 publication Critical patent/WO2008068314A3/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D19/00—Flanging or other edge treatment, e.g. of tubes
    • B21D19/02—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge
    • B21D19/04—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
    • B21D19/043—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers for flanging edges of plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/02—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder
    • B21D39/025—Hand tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/16—Folding; Pleating

Definitions

  • the invention relates to a crimping tool for manual operation, which is referred to below as Bördelhand réelle or simply as a hand-held device.
  • the handset is particularly suitable for repair work on vehicle components, preferably body parts of automobiles.
  • the invention relates to a crimping hand device with a crimping roller, a counter-pressure device for the crimping roller and a handle for handling the handset, for example, just for carrying the handset, but especially for guiding during a crimping.
  • the handset includes a frame that interconnects said components in a geometric arrangement suitable for handling.
  • the crimping roller is rotatably connected to the frame about a rotation axis. It is preferably fixedly arranged on the frame or relative to the frame Frame fixable in different positions.
  • the crimping roller has on its outer circumference on a tread, with which it rolls in the crimping on a strip-shaped portion of the component, preferably an edge strip of the component, and the strip-shaped portion thereby folded.
  • the crimping roller is preferably a Fertigbördelrolle for completely turning over the strip-shaped portion.
  • the counter-pressure device is arranged on the frame, preferably also fixed or fixable in different adjustment positions, that it receives the force exerted by the crimping roller in the crimping on the component force.
  • the counter-pressure device is arranged on the frame so that it forms a counter-pressure surface facing the running surface of the crimping roller.
  • the roller and the counter-pressure surface are opposite each other in a direction perpendicular to the direction of curling to the direction of rotation over a narrowest for the strip-shaped component portion gap.
  • the handle can be molded in one piece with the frame or with a multi-part frame with a frame part.
  • the handle is formed separately and is immovable or adjustable with the frame or a frame part and connected fixed in different positions.
  • the handle is arranged relative to the crimping roller and the counter-pressure element so that a person holding the device by hand, preferably holding with only one hand at a starting point for crimping to the component and run along a flanged edge, wherein the handset advantageously leads itself to a certain extent along the flanged edge in the lowering of the flanged edge and thereby supports the operator.
  • the invention provides a crimping hand device for manually performed crimping, which is suitable for mobile use in repair shops.
  • the dimensions and weight of the handset are such that a person can handle the handset conveniently and safely at work.
  • the weight is correspondingly only a few kilograms, preferably less than 10 kilograms.
  • the dimensions in all three dimensions are preferably at most 50 cm, for example each between 20 and 50 cm, more preferably between 25 and 40 cm, measured in each case over everything.
  • the handset can be easily operated by one person with one hand, optionally with both hands, supported by the between the crimping roller and the counter-pressure device mediated by the folding region of the component clamping force, without the need for additional support and requires additional support means or guide means. Accordingly, no surface on the component to be machined in addition to the strip-shaped section to be converted is required for working with the handset.
  • the counter-pressure device is a sliding pad, which glides over the component or a component protector pressed against the component during the crimping, while the crimping roller unrolls on the opposite side in the longitudinal direction of the crimping edge.
  • the counterpressure device can also be a counterpressure roller which rolls on the component or, if appropriate, the component protection during beading.
  • the sliding pad may be multi-part, in preferred simple embodiments, it is integrally formed as a slider.
  • a plastic material with good sliding properties forms the facing counterpressure surface of the counterpressure device.
  • the counter-pressure device can be made, for example, of metal and coated with the plastic on the counter-pressure surface.
  • the counter-pressure device consists of the plastic material.
  • the plastic is advantageously lubricated.
  • a pressure-resistant plastic is used. Suitable plastic materials are in particular Teflon or polyamides.
  • the counterpressure device can also be made of a metallic material, including the counterpressure surface, which in the preferred embodiments of the counterpressure device should however have good sliding properties as a sliding cushion.
  • the crimping roller can be made of a metallic material.
  • the tread is structured, for example, knurled or corrugated.
  • the tread is preferably straight in longitudinal section of the crimping roller. If it is curved, then it is preferably bulged convex toward the counter-pressure surface.
  • the counter-pressure device or the counter-pressure surface is bulged crowned in preferred embodiments in the direction of the crimping roller.
  • the counter-pressure device in a plane which is the axis of rotation of the crimping roller and a Containing contact point or a line of contact of the crimping roller and the component, convexly bulging in the direction of the crimping roller.
  • it is crowned in a plane which extends parallel to the instantaneous direction of forward movement of the crimping roller and orthogonal to its axis of rotation, in the direction of the crimping roller.
  • the counterpressure surface is convexly bulged with respect to two mutually perpendicular axes in the direction of the crimping roller, ie a crowning consists in a plane which contains the axis of rotation of the crimping roller and in a plane perpendicular thereto.
  • the radius of curvature of the counter-pressure surface may be equal in one or more preferably in the two dimensions at each point of the counter-pressure surface, so that a circular-cylindrical or spherical counter-pressure surface is obtained.
  • the radius of curvature may alternatively vary in one or two dimensions. If the radius of curvature varies in one or two dimensions over the counterpressure surface, the variation is continuous with smooth transitions so as not to create prominent pressure points.
  • the radius of curvature is expediently larger everywhere in one or in the two dimensions, preferably at least twice as large or substantially larger than a radius of the tread of the crimping roller, preferably at least ten times as large as a constant radius or the largest radius of the tread. if the radius of the tread varies as preferred.
  • the counter-pressure surface in a simple and therefore also preferred embodiment may be flat, especially if the component strips to be crimped with respect to the counter-pressure device convex, ie in Direction of the counter-pressure device is arched.
  • the counter-pressure surface in said plane parallel to the current direction of forward movement of the crimping Prevails a radius of curvature, on the one hand allows a simple and clean guidance to the transition, but on the other hand so small that the handset when passing through the contact between the component and counter-pressure device, preferably sliding pad, can be pivoted, so that the comparatively sharp transition is maintained.
  • the constant or optionally varying radius of curvature is only a few centimeters, preferably less than 10 cm and more preferably less than 5 cm.
  • the counter-pressure surface in the forward direction may also be only a few centimeters long, preferably less than 10 cm and more preferably less than 5 cm.
  • the crimping roller is rotatably drivable in preferred embodiments.
  • the handset may be equipped with a fixed or detachably mounted motor.
  • the handset preferably has a connection for the introduction of externally generated drive energy for the rotary drive of the crimping roller.
  • the port is designed to initiate a mechanical torque, i. formed as a coupling half of a mechanical coupling.
  • a pressure fluid connection in particular a pneumatic connection, may be provided in order to drive an integrated or mounted fluidic motor by means of an external pressurized fluid.
  • the rotary drive can be designed, for example, as known from cordless or pneumatic screwdrivers or ratchets.
  • a motorized rotary drive is in particular a rotary actuator by hand into consideration, for example by means of rotary knob or handwheel or a rotary drive as in manual ratchet.
  • a corresponding hand lever, knob or the like for the rotary drive by hand can be integrated, d. H. be an integral part of the handset.
  • a manual drive if a hand lever, rotary knob or the like provided for this purpose is detachably connected to the connection.
  • the connection is advantageously designed so that a hand lever, knob or handwheel or a motor can be optionally connected.
  • the direction of rotation can be fixed, as with simple ratchets, or reversible, as also known by ratchets. Instead of pretending the direction of rotation fixed or switchable on the hand tool, the crimping roller and an associated drive shaft can alternatively be mounted freely running in both directions and the desired direction of rotation on the other, external coupling half or directly to an external motor.
  • connection is preferably designed for a positive engagement with the external coupling half or the external counterpart connection. He may have a flat side for a male-female connection for the positive connection and in such Connect the socket or plug.
  • connection is formed as a multi-flat, expediently known as a square as hand ratchet, battery or pneumatic screws.
  • the rotational movement can be transmitted from the terminal to the crimping roller via a gear, for example, to undercut the speed of an external motor or angularly spaced axes of terminal and crimping roller
  • the crimping roller and the terminal are interconnected only by means of a drive shaft coupled.
  • the crimping roller is preferably connected to the drive shaft torsionally rigid. In principle, you could be formed in such a version in one piece with the drive shaft.
  • the drive shaft and the crimping roller are preferably manufactured separately and joined together in a torsionally rigid manner, preferably releasably connected to one another. The same applies in preferred embodiments with regard to the connection of the connection and drive shaft.
  • the preferred direct, namely torsionally rigid coupling of the crimping roller with the connection saves installation space and costs.
  • the handle has a cavity and a drive shaft connected to the crimping roller protrudes into the cavity.
  • the drive shaft extends through the cavity and has at a remote from the crimping end of the terminal for the introduction of torque.
  • the handle preferably has a rod-shaped portion which can be grasped with one hand or at least with both hands, or is simply rod-shaped as a whole.
  • the rod-shaped section or the handle as a whole may be substantially cylindrical, in cross-section preferably round or optionally also polygonal, elongated. He is at least a hand's breadth long, preferably he is 10 to 20 cm long.
  • the handle is preferably coaxial with the axis of rotation of the crimping roller so that a drive shaft may extend into or through the handle.
  • the handle for a rotary drive of the crimping roller is not used.
  • the handle can be angular to the Point the axis of rotation of the crimping roller. If the crimping roller is still rotatably drivable, such a handle can be provided on the handset in addition to the above-described handle. In principle, however, it is also conceivable to initiate the drive energy for a rotationally driven flanging roller, for example via a bevel gear, via a handle which points angularly towards the flanging roller.
  • the drive energy can alternatively be introduced bypassing the handle, especially close to the crimping roller on the shortest path and thereby weight and cost can be saved.
  • two angularly pointing handgrips are provided, one of which is arranged, for example, coaxially with the axis of rotation of the crimping roller, the operator can hold the handheld device with one hand on one hand and with the other hand on the other handgrip lead the departure of the flanged edge particularly safe.
  • the diameter of the running surface of the crimping roller increases in an axial direction.
  • the diameter of the tread is varied so that the variation compensates for differences in the rolling path that result when sheets travel across the width of the tread.
  • the handset can be supplied with a set of different crimping rollers or counterpressure devices.
  • the word "or” is used here as well as everywhere else in the sense of the invention in the usual logical sense, so includes the meaning of "either ... or” and also the meaning of "and”, as far as the respective context is not one restricting meaning can only result.
  • the crimping rollers may differ, for example, in the varying or, if appropriate, constant diameter of the running surface or in the variation of the diameter or the axial width of the running surface in order to be able to use the handheld device for different tasks.
  • Several counter-pressure device may differ in particular with respect to the crown of the respective counter-pressure surface.
  • a counter-pressure device with a flat counter-pressure surface and a counter-pressure device with a one-dimensional or two-dimensional crowned convex counter-pressure surface can be provided.
  • counter-pressure devices with different Curvature radii be provided, for example, with different radii of curvature in each case only one or in two dimensions for flanging flat or soft curved components on the one hand and for traversing an abrupt transition on the other hand.
  • the distance between the running surface of the crimping roller and the counter-pressure surface of the counter-pressure element is advantageously adjustable.
  • at least one of crimping roller and counter-pressure element is arranged correspondingly adjustable on the frame.
  • the crimping roller is rotatably connected to the frame via an axial spacer element, for example a trim disk, or fixed to the drive shaft in the case of rotary drivability. By replacing the spacer or varying the number of spacers, the axial position of the crimping roller can be adjusted.
  • the adjustment of the axial position of the crimping roller automatically results in a variation in distance between the running surface and the counterpressure surface.
  • a shaft rigidly connected to the crimping roller for example the said drive shaft, could be axially adjustable relative to the frame, or the crimping roller could be arranged to be axially adjustable and fixable in different positions on a shaft or a fixed axis.
  • the counter-pressure device for varying the distance is adjustably arranged on the frame, preferably translationally, for example displaceable. In a translational adjustability of the counter-pressure device, or more precisely the counter-pressure surface, obliquely or perpendicular to the running surface of the crimping roller results in the distance variation automatically.
  • At least one of crimping roller and counter-pressure device on the frame can be arranged adjustable and fixable in the working position, preferably this is the counter-pressure device.
  • the feed movement into the working position and the setting-off movement from the working position into a rest position can in particular involve a pivoting movement or a linearly guided translational movement be.
  • a Abstandseinstell sensible may be provided in addition to a setting device for the delivery to the working position and parking in the rest position.
  • the adjusting device for switching on and off simultaneously with the feed movement also causes the adjustment of the distance, for example in the form of a feed movement of the counter-pressure surface obliquely to the running surface of the crimping roller.
  • the crimping roller and the counter-pressure device can be tensioned toward each other by spring force in the working position, so that the component is clamped elastically in the gap between the crimping roller and the counter-pressure device in the crimping.
  • the counter-pressure device is supported by a spring device on the frame.
  • the spring device is preferably designed so that the spring travel is shorter than 1 mm, preferably at most 0.5 mm.
  • the spring device may in particular be formed by one or more disc springs.
  • the handset is preferably used for repair work on vehicles, preferably automobiles, and is particularly suitable for Radhausbördeln or -falzen and also for flanging or folding of attachments of vehicles such as hoods, tailgates, trunk lids, sunroofs and doors.
  • the handset is particularly suitable for work on the vehicle, but can of course be used for work on a disassembled component.
  • an outer panel and an inner panel or sheet of another material, such as plastic permanently connected by means of hinge permanently connected.
  • the outer panel is angled along an arcuate edge strip inwards into the wheel arch or only folded over to create a folding pocket into which an edge strip of the inner part protrudes.
  • the fold is closed.
  • a sealant may be introduced into the folder pocket to create a moisture barrier.
  • the invention is not limited to the creation of a hinge connection, but the handset can be used with advantage for flaring, in which the edge strip of the outer sheet metal part is simply folded, preferably completely, for example, only to a clean edge course receive.
  • the invention also provides a method for flanging a sheet metal part on a vehicle or on an attachment, wherein the handheld device held on the handle in the longitudinal direction of an already preformed or first to be formed flanged edge of the sheet metal part and by means of the flanging roll edge strip of the sheet metal part is folded ,
  • the flanged edge is preformed in an upstream work step by the edge strip by means of another hand tool, a canter, folded and then transferred by means of hand device according to the invention, preferably completely folded in a single run of the handset.
  • a sliding friction-reducing lubricating fluid or a protective strip can be placed or glued to the component whose surface facing the counter-pressure device is particularly smooth.
  • FIG. 1 shows a crimping hand device of a first embodiment in a longitudinal section and in the production of a rabbet joint of two components
  • Figure 2 shows the seam connection
  • FIG. 3 shows the hand-held device of FIG. 1 in a perspective view
  • FIG. 5 shows the hand-held device of FIG. 4 in another perspective view
  • FIG. 6 shows a hand-held device of a second exemplary embodiment in a side view
  • FIG. 7 shows an upstream flanging step by means of a scoop
  • 8 shows a hand-held device of a third exemplary embodiment in a perspective view
  • FIG. 1 shows a flanging hand-held device, in the following simply a hand-held device, in a longitudinal section during flanging of a component B 1 .
  • the handset is designed to create a rabbet joint between the component Bi and a further components B2.
  • the seam connection is shown enlarged in Figure 2 in the same sectional plane as in Figure 1.
  • the component Bi is an outer panel of a vehicle and the component B 2 is an inner panel or sheet of another material, such as plastic.
  • the component Bi is visible on the vehicle from the outside.
  • the component B 2 protrudes along an edge into a folding pocket formed by the component Bi.
  • the folding pocket is closed by means of the handheld device and created the fixed seam connection.
  • the edge strip of the component Bi which has been completely folded over by means of the hand-held device, is shown in FIG. 2 in section and in a dashed line in an initial state before the seam connection is created.
  • a right-angled edge strip is shown by way of example.
  • This marginal strip is folded in a first step with another hand tool, a canter in the direction of the opposite outer region of the component Bi or to the component B 2 , so that it with the opposite region of the component Bi an angle of at most 45 ° , preferably at most 30 °.
  • the handset is attached to the preformed fold and unrolled in the longitudinal direction of the fold or the flanged edge.
  • the handset can be used in particular for Radhausfalzen as part of a repair of a vehicle side panel.
  • the component Bi is a body outer panel and the component B 2 is an inner part partially surrounding the respective wheel, suitably a sheet metal part.
  • the handset consists essentially of a two-part frame with a support 1 and a holder 2, a fixed to the carrier 1 handle 3, a crimping roller 4 and a slider 5 and a drive device for a rotary drive of the crimping 4, an adjusting device for supply and Placing the slider 5 to and from the crimping roller 4 and fastening means and Abstandseinstellstoffn.
  • the handle 3 has the shape of a strong rod, so that it fits well in the hand. A firm grip is also beneficial, that the handle 3 seen in its longitudinal direction has a ripple with protruding and recessed axial regions. It is hollow cylindrical and arranged on the carrier 1 so that the axis of rotation R extends through the continuous cavity of the handle 3. In the exemplary embodiment, it is screwed to the carrier 1. The screw axis coincides with the axis of rotation R of the crimping roller 4.
  • the crimping roller 4 is torsionally rigidly connected to a drive shaft 6, which, viewed from the crimping roller 4, first passes through the carrier 1 and then the handle 3.
  • the carrier 1 forms for the drive shaft 6 a pivot bearing for the rotational movement about the rotation axis R.
  • the drive shaft 6 is correspondingly rotatable relative to the carrier 1 and also relative to the handle 3, in the embodiment, however, not axially movable.
  • the drive shaft 6 has a head, at the axial end of the crimping roller 4 is fixed and which forms a stop 7 for the crimping edge of the component Bi.
  • the head tapers in the direction of the crimping roller 4, in the embodiment it tapers conically.
  • the tapering peripheral surface facing the flanging edge forms a stop 7.
  • the drive shaft 6 has at its side remote from the crimping roller 4 other axial end, which protrudes from the handle 3, a connection 8 for the introduction of a torque about the rotation axis R.
  • the terminal 8 forms a coupling half of a releasable coupling whose other coupling half is rotationally driven by an external motor for the rotary drive of the crimping roller 4.
  • the external motor may be, for example, an electric motor or a fluidic motor powered by on-site compressed air.
  • the coupling is formed as a plug-in coupling. Accordingly, the terminal 8 forms a plug-in element and the other coupling half forms the mating plug-in element of the coupling. In the embodiment, the terminal 8 form the plug and the other coupling half the socket.
  • connection 8 has at least one flat side on its outer circumference, preferably it is polygonal on its outer circumference, for example quadrangular.
  • the other coupling half is provided for the positive engagement with a corresponding inner peripheral surface.
  • the drive shaft 6 is freely rotatably mounted in both directions of rotation.
  • the external rotary drive ensures the correct direction of rotation when crimping.
  • the drive shaft 6 may also be connected to the carrier 1 via a ratchet mechanism, as is known from manual ratcheting, either directly or indirectly via the handle 3.
  • the crimping roller 4 is made of a wear-resistant metallic material. It has a tread 4a, with which it rolls in the beading along the edge of the component Bi and during rolling this edge firmly against the component B 2 and pressed against this against the outer region of the component Bi. The entire force is absorbed by the slider 5, which forms a counter-pressure surface 5 a for the tread 4a in the beading.
  • the tread 4a is structured, for example, knurled to roll off slippery.
  • the running surface 4a and the counter-pressure surface 5a form therebetween a narrow gap which extends over the axial width of the running surface 4a and over the width of the running surface 4a has a gap width or a gap, the or the theoretical thickness of the superimposed areas the components Bi and B 2 corresponds at least substantially.
  • the counter-pressure device 5 can be supported on the holder 2 via a spring device not shown in the figures, in particular via a plate spring.
  • the spring travel of the spring device is at most 1 mm, preferably it is at most 0.5 mm.
  • the crimping roller 4 is at its the carrier 1 facing underside radially inward of the tread 4a released. This results between the crimping roller 4, the slider 5 and the stopper 7 a certain amount of space in which the component Bi can protrude with its flanged edge. Such a clearance is favorable in order to obtain in the region of the flanged edge in the cross section of the components Bi and B 2 seen an eye-shaped space, which surrounds the component Bi and can be absorbed in the sealant.
  • the running surface 4a widens continuously in the axial direction of the crimping roller 4 facing away from the carrier 1, ie its diameter increases in the direction away from the carrier 1.
  • the crimping roller 4 is conical in the axial section of its running surface 4a.
  • the conicity or more generally the diameter variation, compensates for the differences in the length of the taxiway that the points of the tread 4a are at different axial heights when rolling on the when Radhausfalzen arcuate edge or folded flange of the component Bi go through.
  • the counter-pressure surface 5a of the slider 5 is slightly convex, wherein the crown is such that when sliding over the component Bi this can not be plastically deformed or at least not to a practically relevant extent by crimping.
  • the crowning is ideal when the counterpressure surface 5a only has point contact with the component Bi or contact only in a narrow local area around a point in the gap region.
  • the counter-pressure surface 5a where it could have contact with the component Bi during the crimping, everywhere has a radius of curvature which is significantly greater than the largest radius of curvature of the tread 4a, so that a point contact under the real
  • the slider 5 may be referred to as a sliding pad in this regard, but the radius of curvature of the counter-pressure surface 5 a is so large that the crown can hardly be detected with the naked eye.
  • the crimping roller 4 is fixed by means of a central fastening means 14, for example by means of screw, to the drive shaft 6 and connected by means of eccentrically arranged pins or bolts torsionally rigid with this.
  • the slider 5 is not movably connected to the holder 2.
  • the holder 2 and the slider 5 are directly in a positive engagement with each other.
  • a fastening means 9 for example by means of a screw connection.
  • the holder 2 is pivotally connected to the carrier 1 about a pivot axis perpendicular to the axis R pivot axis.
  • the slider 5 can be pivoted to the hemming roller 4 in the working position shown in FIG. 1 and swung away from the hemming roller 4 into a rest position in order to be able to apply the handheld device to the respective component Bi.
  • the gap width could be defined by a stop, which is preferably adjustable in such embodiments. In preferred embodiments, such a stop is not provided, so that it is the experience and the skill of the operator to adjust the gap width by means of the adjusting device.
  • the gap width is at set the attachment of the handset to the folding or flaring portion of the component Bi by the operator pivots the holder 2 and thus the counter-pressure device 5 in the direction of the hemming roller 4 and thereby flips the edge to be flanged of the component Bi until suitable for the beading Working position is reached, which is readjusted if necessary during the beading.
  • the adjusting device for turning on and off the slider 5 comprises an actuator 10, an adjusting counterpart 11 and a bearing member 12.
  • the actuator 10 and the adjusting counter member 11 are in threaded engagement with each other.
  • the actuator 10 is a spindle with an external thread and the control member 11 is a nut with an internal thread.
  • the common thread axis is an adjusting axis of the adjusting device.
  • the adjusting member 11 is stationary, but rotatably connected to the carrier 1 about a parallel to the pivot axis of the holder 2 axis.
  • the carrier 1 forms a cantilever which projects at an angle, in the embodiment at right angles, with respect to the axis of rotation R.
  • the pivot axis of the holder 2 is arranged in a region near the drive shaft 6.
  • the bearing member 12 is also rotatable with the holder 2 about an axis parallel to the pivot axis, but otherwise fixedly connected to the holder 2.
  • the actuator 10 is rotatable with the bearing member 12 about the adjusting axis, but axially non-movably connected. Rotary movements of the actuator 10 relative to the control mating member 11 therefore produce a common axial movement of the actuator 10 and bearing member 12 relative to the control mating member 11 and corresponding pivotal movement of the holder 2 with the slider 5.
  • the threaded engagement of the actuator 10 and the control mover 11 is self-locking, so that the holder 2 is fixed in each pivot position by the threaded engagement.
  • a control handle 13 in the embodiment, a star wheel, rotatably attached to the actuator 10.
  • FIG. 3 shows the hand-held device in the working position in a perspective view.
  • the articulated connection of the carrier 1 and the holder 2 can be seen.
  • 2a is a rotatably connected to the carrier 1 associated hinge element, in the exemplary embodiment, a bolt which forms a hinge directly with the holder 2.
  • FIGS. 4 and 5 each show the hand-held device again in a different view, albeit with the slider 5 turned off, ie in the rest position.
  • the gap width between the tread 4a and the counter-pressure surface 5a to adapt to different thicknesses of components Bi and / or B 2, the axial position of the crimping roller 4 is adjustable relative to the drive shaft.
  • spacer elements used in the embodiment of idler shims, in different thicknesses, which are interchangeable, with a plurality of these Spaltinstellelemente 15 can be arranged one above the other.
  • the gap-adjusting element (s) 15 is or are arranged between the drive shaft 6 and the crimping roller 4 in order to be able to adjust the distance which the crimping roller 4 has from the carrier 1 and thereby the gap width.
  • FIG. 6 also shows a hand-held device of a second exemplary embodiment with a slider 5 in the working position.
  • the crimping roller 4 and the integrated part of the rotary drive correspond to the first exemplary embodiment.
  • the frame of the second embodiment is in one piece and consists of the support 1, on which the handle 3 is fixed, and a molded-on holder 2 with a linear guide 17 for the slider 5.
  • the hand-held further via a second handle 16, which is also rod-shaped, but obliquely to the rotation axis R and thus also obliquely to the back to the rotation axis R coaxial handle 3 has.
  • the two handles 3 and 16 form a fork.
  • the handle 16 is also attached to the carrier 1 and only fulfills the function of a handle. When flanging the handset can be held and guided either with one of his handles 3 and 16 or on both handles 3 and 16 either.
  • the slider 5 is slidable relative to the linear guide 17.
  • the predetermined by the linear guide 17 of the holder 2 axis S of mobility extends at an acute angle to the rotation axis R and an even more acute angle to the tread 4a of the crimping roller 4.
  • the direction of the axis S is chosen so that the counter-pressure surface 5 a in the feed movement parallel to the tread 4a a larger Way as perpendicular to the tread 4a covered and so the gap width can be fine adjusted.
  • the adjusting device of the second embodiment thus also forms at the same time the means for adjusting the gap width.
  • D denotes a sealant which is introduced into the edge pocket of the component Bi before the fold is closed in the fold pocket or more preferably before the fold pocket is formed.
  • FIG. 7 shows an upstream working step, which is carried out with a hand tool, namely a canter 20.
  • the upstream work step can itself be subdivided into several work steps to be executed one after the other.
  • To be flanged or in the embodiment to be folded edge of the component Bi is shown in dashed line before and during the executed by hand Abkantens.
  • the canter 20 surrounds the edge of the component B 1 to be folded, the edge coming to lie in a pocket of the can 20. More specifically, the canter 20 is set behind the edge. After setting the handle of the canter 2 are moved around the flanging edge down and thereby the engagement portion of the can 20 in the direction of the arrow, whereby the edge of the component Bi is folded up to the position shown in a solid line.
  • the sealant D Before engagement of the canter 20, the sealant D is introduced into the rebate area. After carrying out the edging, the Rollbördelhand réelle is attached at a starting point to the fold area and moves, guided by a motor and driven, along the flanged edge from the rebate area, whereby the fold is closed along the worn bow.
  • Figure 8 shows a handset of a third embodiment.
  • the slider 5 assumes a working position relative to the crimping roller 4, in which the running surface 4a and the counter-pressure surface 5 a between them form a narrow gap for the component strip to be crimped.
  • the device of the third embodiment largely corresponds to the two other embodiments, so that the same reference numerals as in the other embodiments are again selected for functionally identical components. With regard to these components, reference is made to the description of the other embodiments.
  • the handset of the third embodiment is rotationally driven by means of a rotary knob 20 by hand.
  • the rotary knob 20 is detachably connected to the drive shaft 6.
  • Terminal 8 is formed at the free end of the drive shaft as a socket with inside at least one flat side, preferably as an inner square of the drive shaft 6.
  • At 22 is a
  • the axial position of the crimping roller 4 can be adjusted.
  • a marking 22 is provided on a side surface of the slider 5 in the region of the component strip clamped between the running surface 4a and the counter-pressure surface 5a, in the exemplary embodiment a bar marking with a plurality of parallel and equally spaced lines. In principle, a mark with only a single mark would suffice. For several brands, the distances between the brands could vary.
  • the marking 22 is arranged so that the operator can read off the position of the component edge relative to the surfaces 4a and 5a by means of the marking 22 during beading and in this way verify and if necessary correct.
  • the marking 22 extends to preferably up to the counter-pressure surface 5 a or at least close to the counter-pressure surface 5 a. It may, for example, be a color marking or incorporated grooves, which may additionally be colored.
  • the second handle 16 is rod-shaped as in the second embodiment, but unlike there it is at least primarily orthogonal to the counter-pressure surface 5a.
  • the handle 16 is detachably connected to the holder 2. It forms as in the second embodiment with the handle 3 a fork. With the handle 2, the slider 5 is attached to the holder 2.
  • the actuator 10 and the adjusting member 11 are connected in a threaded engagement with each other.
  • the holder 2 and the carrier 1 could also be articulated as known from ratchet joints ago and the slider 5 accordingly by means of a ratchet lever on and off.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

L'invention concerne un appareil à main pour border une pièce, comprenant : a) un bâti (1, 2) ; b) un rouleau de bordage (4) disposé sur le bâti (1, 2) à rotation autour d'un axe de rotation (R) et pourvu d'une surface de portée (4a) ; c) un dispositif de contre-pression (5), qui est disposé sur le bâti (1, 2) en étant tourné en vis-à-vis vers la surface de portée (4a) afin d'absorber la force exercée par le rouleau de bordage (4) sur la pièce (B<SUB>1</SUB>) ; et d) une poignée (3 ; 3, 16) assemblée au bâti (1, 2) pour guider l'appareil à main lors du bordage.
PCT/EP2007/063452 2006-12-08 2007-12-06 Appareil à main de bordage WO2008068314A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07857277.3A EP2106307B1 (fr) 2006-12-08 2007-12-06 Appareil à main de bordage

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200620018552 DE202006018552U1 (de) 2006-12-08 2006-12-08 Bördelhandgerät
DE202006018552.6 2006-12-08

Publications (2)

Publication Number Publication Date
WO2008068314A2 true WO2008068314A2 (fr) 2008-06-12
WO2008068314A3 WO2008068314A3 (fr) 2008-07-24

Family

ID=37833145

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/063452 WO2008068314A2 (fr) 2006-12-08 2007-12-06 Appareil à main de bordage

Country Status (3)

Country Link
EP (1) EP2106307B1 (fr)
DE (1) DE202006018552U1 (fr)
WO (1) WO2008068314A2 (fr)

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EP2106307A2 (fr) 2009-10-07
WO2008068314A3 (fr) 2008-07-24
DE202006018552U1 (de) 2007-02-22

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