WO2021052840A1 - Élément de fixation et agencement de composant doté d'un élément de fixation et procédé de fixation - Google Patents

Élément de fixation et agencement de composant doté d'un élément de fixation et procédé de fixation Download PDF

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Publication number
WO2021052840A1
WO2021052840A1 PCT/EP2020/075235 EP2020075235W WO2021052840A1 WO 2021052840 A1 WO2021052840 A1 WO 2021052840A1 EP 2020075235 W EP2020075235 W EP 2020075235W WO 2021052840 A1 WO2021052840 A1 WO 2021052840A1
Authority
WO
WIPO (PCT)
Prior art keywords
fastening
component
fastening element
section
receptacle
Prior art date
Application number
PCT/EP2020/075235
Other languages
German (de)
English (en)
Inventor
Alexander Boos
Martin Rex
Original Assignee
Montaplast Gmbh
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 Montaplast Gmbh filed Critical Montaplast Gmbh
Publication of WO2021052840A1 publication Critical patent/WO2021052840A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
    • F16B37/041—Releasable devices
    • F16B37/042—Releasable devices locking by rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/005—Set screws; Locking means therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
    • F16B37/041—Releasable devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/06—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips
    • F16B5/0607—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other
    • F16B5/0621—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other in parallel relationship
    • F16B5/0664—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other in parallel relationship at least one of the sheets or plates having integrally formed or integrally connected snap-in-features

Definitions

  • the invention relates to a fastening element for the releasable, form-fitting connection of two components mitei nander according to the preamble of claim 1 and a construction subassembly with a first and second component and with a fastening element according to claim 14. Furthermore, the invention relates to a method for releasable , form-fitting connection of two components with one another using a fastening element or a procedural Ren for producing a component arrangement with fastening element.
  • Fastening elements and component arrangements with such fastening elements are used in a variety of ways, for example also in the automotive sector, among which to fix a frame component or an air flap control to a holding area of the vehicle.
  • Fastening elements according to Gattungsge are often designed like bolts.
  • the form-locking means of the bolt for fixing the same in the receptacle of a construction part have at least one several spring tongues protruding in the longitudinal direction of the bolt with locking lugs which engage behind an undercut of the first component to fix.
  • the ends of the spring tongues must face away from the second component. th surface of the first component can be actuated for example by means of a tool in order to cancel the locking connection again.
  • the form-fit connection can also only be formed with a high expenditure of force. Furthermore, the component to which the fastening element is releasably fastened must then have sufficient mechanical stability or rigidity, which increases the structural effort and material expense.
  • the US 20200103026 A1 describes a pin-shaped connec tion element with first and second axially spaced apart flange-shaped fastening areas at an end area, between which a connecting element mount of the component with a flexible cuff can be arranged, so that the assembled connecting element due to the flexible component mount can perform certain pivoting movement.
  • the connecting element represents a damping element to prevent a rattle of a lid or the like. to prevent and has a fastener for attachment to another construction part only at one end.
  • the invention is therefore based on the object of providing a fastening element and a component arrangement with two components that can be or are connected by the fastening element, the fastening of the two components to one another by means of the fastening element being easily and preferably designed and releasable without tools, and wherein the Fastening connection can absorb very high forces in the longitudinal direction of the fastening element.
  • the first fastening section has fastening means which are adapted or suitable, with corresponding fastening means on the fastening element of the first component, defining the Fastening element cooperate in its fastening position on the first component, the fastening position representing a second pivoting position of the fastening element, and the second fastening section (20 of the first fastening section (10) arranged at the first end region (3a) by a constriction (27)) ge is separated, wherein the second fastening section of the first fastening area has a widening and this widening is arranged facing towards the opposite end region of the fastening element in relation to the first fastening section, and the widening has a greater radial extent from the longitudinal axis of the body than the first Fastening section.
  • the constriction is preferably designed so that a component holding section can engage in it, or that in the component arrangement the component holding section engages in the constriction in order to hold or fix the fastening element on the first component.
  • first and second fastening sections spaced apart from one another in the longitudinal direction of the body make it possible for a holding area of the first component to engage in this spacing in order to fix the fastening element on this component.
  • the first fastening section can have an undercut, which enables the same through the holding section of the component to be grasped behind, and / or the constriction can also form the undercut.
  • the first pivot position can in particular the position of the fastening element inserted up to a stop in the receptacle, that is, its insertion position, correspond to surfaces.
  • This area of the second fastening section with a radially outer, curved outer surface preferably represents the most radially outer area of this fastening section, this fastening area or the fastening element as a whole, whereby this area is particularly expediently arranged to form a pivot connection, this being rich in a recess or opening as part of the receptacle, into which the fastening element is to be inserted for fixing the components, is adjacent.
  • the arcuately curved outer surface of the second fastening portion can be guided in the manner of a plain bearing during the pivoting movement slidingly on the contact area of the first component, preferably with sliding contact against each other during the entire pivoting movement from the insertion position of the fastening element into its fastening position.
  • the second fastening section in particular also the bo gene-shaped curved outer surface thereof, can form a stop which limits the introduction of the fastening element into the receptacle.
  • the first and the second fastening section of the first fastening area of the fastening element are each also referred to for short as "Be fastening section”.
  • the first fastening area of the fastening element furthermore has a first fastening section with fastening means which are adapted or suitable with corresponding fastening means on the fastening element of the first component, fixing the fastening element in its fastening position on the to cooperate with the first component, the fastening stel development representing a second pivoting position of the fastening element.
  • fastening means on the first component can in particular also be part of the component surface which faces away from the second component, if appropriate in an indentation of the component surface of the first component.
  • the component surface can be overlapped by the first fastening section or the component can be engaged from behind by the first fastening section when the fastening element is fixed in its fastening position on the component, which is structurally particularly simple and versatile, for example a clamping or latching connection can be trained.
  • the fastening area of the component for fixing the fastening element in its pivoting position, which corresponds to its fastening position can also be arranged within the receptacle.
  • the "fixation" of the fastening element in its fastening position on the first component by the corresponding fastening means on the fastening element receptacle secures the fastening element on the first component against a change in position of the fastening element in its longitudinal direction against spacing from the first component Absorb component connection by means of the fastening element very high tensile forces.
  • the aforementioned "fixing" of the fastening element secures it in its fastening position against pivoting back in the direction of its insertion position in the receptacle.
  • the assembled structural component connection can thus absorb very high tensile forces in the longitudinal direction of the fastening element and is easy to operate.
  • the fastening element can thus be fixed to the first component in a very simple manner, namely by pivoting the fastening element, which can thus be done without additional tools.
  • a blind assembly of the two components by coupling the fastening element to the first component is possible, since the fastening element only has to be inserted into the receptacle of the first component, for example until the second fastening section of the fastening element with the contact surface of the first component to the stop comes, and the Verschwen effect of the fastener can be done without further visual contact of the user with the fastener.
  • the connection of the fastening element to the first component can take place without compressive forces having to be exerted on the fastening element in the longitudinal direction of the shaft.
  • the fastening element is also easily detachable from the first component, namely by pivoting the fastening element in the opposite direction with which the first fastening section is detached from the first component. The detachment of the fastening element and thus the de-assembly of the two components from one another is thus possible without attacking the fastening element from the surface of the first component facing away from the second component.
  • the receptacle of the first component for the fastening element can be designed as a recess or blind hole, preferably as an opening in the first component, which is particularly simple in terms of construction.
  • the arcuately curved outer surface of the second widening can be designed as a section of a cylinder surface or partial circumferential surface of a cylinder.
  • the radially outer, arcuately curved outer surface of the second fastening section can bear at least linearly on the corresponding contact surface of the first component, and can also have several linear contact areas.
  • the arcuately curved outer surface of the second fastening section lies flat against the corresponding contact surface of the fastening element receptacle, which can also form a stop surface in relation to the introduction of the fastening element into the receptacle.
  • a radially outer, arcuately curved outer surface of the second widening is provided on both sides of the shaft of the fastening element.
  • This enables exact guidance of the fastener from a first pivoted position into a second pivoted position, with contact on the corresponding contact surface of the first component, for example from the insertion position of the fastener in the receptacle into its fastening position.
  • the pivoting of the fastening element from its insertion position into its fastening position around the center point of Krümmungsmit of the arcuately curved outer surface of the second Fastening section take place.
  • the arc which determines the curvature of the outer surface is preferably arranged in each case in a plane containing the longitudinal axis of the shaft.
  • the arc is generally preferably formed out as a circular arc section.
  • the first and second fastening sections of the first fastening region are preferably spaced apart from one another in the longitudinal direction of the body and preferably formed in such a way that a holding region of the first component can engage in this distance to fix the fastening element thereon or engage in the component arrangement.
  • both fastening sections can be fixed or fixed in the area or on the first and second surface of the first component, preferably in each case independently of one another on the upper side of the respective surface, which is particularly simple in terms of construction.
  • the first fastening section can be fixed on the first component surface and the second fastening section on the second surface of the component which faces the second free end of the fastening means or the second component in the component arrangement.
  • the first and second component upper surface represent opposing surfaces of the component, which are separated from one another by the material thickness of the component.
  • the first fastening section is thus arranged closer to the first free end of the fastening element than the second fastening section of the first fastening area. This also makes it possible to securely fix the fastening element on the first component, even with a greater wall thickness of the same. In addition, a distance is created in which a holding area of the first component can engage in order to enable the fastening element to be securely fixed.
  • the component is preferably designed to be at least essentially rigid or rigid in the area of the component receptacle receiving the fastening element.
  • the entire component can also be designed to be at least essentially rigid or rigid.
  • the holding area of the component which stood in the distance between the first and second fastening section of the first fastening area of the fastening element, is preferably designed to be at least substantially rigid or rigid.
  • the fastening element according to the invention is specially adapted for fastening to such a rigid component in order to be particularly easy to fasten with particularly high tensile force absorption in the longitudinal direction of the fastening element.
  • the component receptacle for the fastening element preferably has no flexible or deformable areas which are reversibly deformed when the fastening element is introduced into the component receptacle.
  • the holding and / or fastening areas of the fastening element are preferably designed as at least essentially rigid areas.
  • the fastening element is preferably designed as a whole as an at least substantially rigid, preferably one-piece, component.
  • the term “at least substantially rigid” also includes “rigid”, in particular with regard to the intended loads on the fastening element and / or the components.
  • the head-shaped widening of the fastening element is preferably designed as a first fastening section.
  • the first fastening section is thus arranged at the end region or preferably at the free first end of the fastening element.
  • the first fastening section can be introduced as the first section of the fastening element into the recording, which facilitates the handling of the fastening element when it is defined.
  • the first fastening section can grip behind the first surface of the first component, possibly in a depression or indentation of the same, which in terms of construction makes it possible to securely fasten it in a particularly simple manner.
  • the component arrangement with a fixed fastening element is also made compact.
  • the first fastening section or the head-shaped widening at the first end region of the fastening element preferably has an undercut which is spaced apart from the first end of the fastening element in relation to the longitudinal direction of the body.
  • a Garbe range of the first component can intervene in order to fix the fastening element in its fastening position, preferably against a change in position of the fastening element in its longitudinal direction out of the receptacle and / or against pivoting out of the fastening position in the direction of its insertion position in the recording.
  • This engagement area of the fastening element for the holding area of the first component is net angeord in the distance between the first and second fastening section.
  • the definition is effective on the one hand and can absorb very high tensile forces in the longitudinal direction of the fastening element, on the other hand it is structurally simple.
  • the second fastening section of the first fastening area preferably has a widening (in relation to the head-shaped "first widening", possibly as a second widening) which, with regard to the first fastening section, faces towards the opposite end region of the fastening element, with the (optionally second) widening has a radially outer, arcuately curved outer surface, wherein due to the curvature of the second fastening section preferably tapers in the direction of the first end region of the fastening element, and preferably, the second widening has a greater radial extent from the
  • the curvature of the arcuately curved outer surface of the second fastening section is preferably arranged in one plane, preferably in a plane containing the carcass axis or in a plane ne, which runs parallel to the longitudinal axis
  • the bogenför mig curved outer surface of the secondfixing section is preferably bulged towards the first free end of the fixing element, which can generally apply within the scope of the invention.
  • This provides a structurally simple and easy-to-use embodiment of the fastening element, on the one hand to be able to carry out the pivoting movement, on the other hand to be able to set the first component or a holding area of the same between the first and the second fastening section.
  • the bo geniformly curved outer surface can act as a plain bearing during the pivoting movement and, due to the location on the component, lead the fastening element when pivoting it.
  • the arcuately curved outer surface can also act as a stop when the Form fastening element in the component receptacle.
  • the second fastening section preferably extends on both sides of the body of the fastening element.
  • the arcuately curved outer surface (for short: arcuate surface) of the second fastening section or the widening of the same is designed as a partial spherical surface, that is to say as a flat section of a spherical surface.
  • a flat contact of the curved surface of the second fastening section with the contact surface of the fastening element is given in a structurally simple manner and precise guidance of the fastening element when it is pivoted from its insertion position into its fastening position on the first component is made possible.
  • Said two-dimensional system is given by the spherical part surface both during a pivoting movement of the fastening element around the center of the ball corresponding to the spherical part surface, as well as when the fastening element is rotated about its longitudinal axis.
  • the fastening element By rotating the fastening element about its longitudinal axis of the body or shaft, the fastening element can be rotationally aligned with respect to the first and / or second component, for example to rotationally align any given tool grip area on the fastening element and / or with regard to a possible height adjustment of the two Components to one another if they are connected to one another by the fastening element and the fastening element has a rotationally drivableêtnverstellme mechanism, for example a screw thread that interacts with the second component.
  • the fastening element is preferably rotatable particularly preferably freely rotatable on the fastening area or fastening element receptacle of the first component can be arranged or arranged, for which purpose the fastening area of the fastening element is preferably designed to be rotationally symmetrical in order to fix it to the first component.
  • the fastening element can be rotated at least around a circumference thereof, for example by> 90 ° or> 180 ° or> 360 ° when it is arranged in the fastening position on the first component relative to the first component, preferably freely rotatable, ie rotatable by any angle.
  • the partial spherical surface of the partial spherical widening of the second fastening section of the fastening element is designed as a full circumferential section of a spherical surface, particularly preferably as a spherical segment or spherical segment surface or as a surface of a spherical zone. Due to the full circumferential formation of the partial spherical surface, the arcuate outer surface of the second widening can rest fully against the contact surface of the fastening element receptacle.
  • the partial spherical surface Ver widening of the second fastening section tapers in a direction from the second end of the fastening element in the direction of the first end of the same.
  • the seat of the fastening element on the receptacle of the first component is thus designed in the manner of a ball joint, the fastening element being pivotable about the center of the ball.
  • the receptacle on the first component represents a pan-shaped recess for the contact of the second fastening section.
  • the pivot point or ball center of the spherical part surface can lie outside the cross-sectional area of the first component, which means a favorable geometry for handling and fixing the fastening element and a structurally simple one Design is given.
  • the second fastening portion preferably in training as a second widening with bogenförmi ger outer surface, from the first fastening portion arranged at the first end region, preferably in training as a head-shaped widening, by a constriction, ge separates.
  • the widening of the fastening element with an arcuately curved outer surface is separated from the first fastening section or the head-shaped widening of the same at the first end region of the fastening element by a constriction.
  • the first and second fastening sections are spaced apart from one another in the longitudinal direction of the body.
  • a holding area of the receptacle of the first construction can partially engage in the constriction between the arcuate outer surface and the first fastening section or its head-shaped widening and secure the fastening element against shifts in the longitudinal direction of the shaft, in both directions of the same. Furthermore, this is a The ability to rotate the fastening element about its body longitudinal axis is made possible in a simple manner.
  • the constriction preferably extends completely around the longitudinal axis of the body.
  • the first and / or the second fastening section of the first fastening region of the fastening element is / are preferably designed to be rotationally symmetrical.
  • the fastening element can be rotated, in particular freely, in its fastening position on the first and / or second component about its longitudinal axis of the body.
  • the fastening element with its second fastening area is integrally formed on the second component.
  • the second fastening element has fastening means for releasably fastening the fastening element to the second component.
  • the fastening means can in particular be designed in such a way that the fastening element can be changed in position in its longitudinal direction of the shaft relative to the second component, preferably the second component in freely preselected positions in the longitudinal direction of the shaft on the body of the fastening.
  • supply element is determinable. This can apply in each case, in particular, to the fastening element fixed in its fastening position on the first component.
  • the distance between the first and the second component can be adjusted, especially if the first and second component are already fixed to one another by the fastening element.
  • the second fastening means for fixing the fastening element to the second component is preferably designed as a screw thread.
  • the end region of the shaft of the fastening element can be designed, for example, as a screw thread and can thus be fixed to the second component while forming a screw connection, which enables simple handling.
  • the distance between the first and second construction is part adjustable by rotating the fastener around its shaft longitudinal axis when fastened to both components, which is of particular advantage for many applications.
  • a tool grip is preferably provided at the second end of the fastening element, for example in the form of a recess at the free end of the fastening element for tool engagement.
  • the recess of the fastening element can be designed for the rotationally fixed coupling of the tool, for example as a hexagon socket or the like. This enables simple rotation of the fastening element in its fastening position on both components.
  • the fastening element has at its first fastening area for fixing to the first component a latching means which, in the fastening position of the fastening element, interacts with a corresponding latching means of the first component.
  • the fastening element is secured against loosening from the fastening position while pivoting in the direction of its insertion position in the receptacle.
  • the Rastver connection can also be designed as a snap connection.
  • the fastening element can also be fixed in its fastening position in a force-locking manner on the first component, for example by means of a press fit.
  • the holding area of the first component e.g. also a delimiting edge at the end of the receptacle, engage behind an undercut on the first fastening area of the fastening element, which is particularly simple in terms of construction.
  • the delimiting edge can in particular delimit the opening at the end thereof.
  • the latching, snap-in or clamping means for fixing the fastening element in its fastening position can also be provided on the second fastening region and the region of the first component adjacent to it, for example in the region of the receptacle.
  • at least one projection or a recess can be arranged on the first and / or second fastening section in order to fix the fastening means in a pivot-proof manner, cooperating with corresponding means of the first component.
  • the invention also relates to a component arrangement according to claim 14 with a first and second component, preferably with a fastening element according to the invention according to one of claims 1 to 13.
  • the two components are detachably and positively fixed to one another by means of the fastening element or by means of the fastening element definable.
  • the first component In the fastening position of the fastening element, the first component has a first surface facing away from the second component and a second surface facing the second component. On the second surface of the first component, a receptacle for the fastening element is seen before and the fastening element engaging in the receptacle can be fixed or set with its first fastening area in the acquisition.
  • the receptacle is preferably designed as an opening continuously from the first to the second surface of the component.
  • the first construction part has a contact surface for the second fastening section of the first fastening area of the fastening element to form a pivot connection with this, the pivot connection pivoting the fastening element arranged in the receptacle relative to the first component from a first pivot position (in particular its special Insertion position into the receptacle) into a second pivoting position, in which the fastening element is arranged in its fastening position on the first component, enables.
  • the first component has fastening means which cooperate with the fastening means of the fastening element, preferably those of the first fastening section, by defining the fastening element in the receptacle.
  • the cooperating fastening means are designed to element to secure against displacement in its longitudinal direction out of the receptacle and / or to secure against pivoting out of the fastening position in the direction of the insertion position.
  • the fastening element can be inserted into the receptacle in an angular position of the longitudinal axis of the shaft relative to the longitudinal axis of the receptacle of the first component (insertion position) and then subsequently guided into its fastening position on the first component while pivoting the longitudinal axis of the shaft in the direction of the receptacle axis.
  • a holding area of the first component can be arranged on or in the receptacle of the same and preferably an undercut of the first fastening section, in particular an undercut of the head-shaped first widening of the fastening element at the first end region thereof, engages behind the fastening element in to secure its fastening position against spacing from the first component in the longitudinal direction of the shaft and / or against pivoting.
  • this enables the fastening element to be easily fixed to the first component, and on the other hand, by engaging behind the undercut of the fastening element, the fastening element can absorb very high tensile forces.
  • the fastening element is hereby also particularly easy to be introduced into the receptacle of the first component and can be transferred into its fastening position on the first component when the fastening element is already attached to the second component. In this way, in particular, blind assembly of the second component on the first component is possible in a particularly simple manner.
  • the first component is thus preferably attached to the fastening element in such a way that the first fastening section of the first fastening area is set in the area or on the first component surface and that the second fastening section of the first fastening area is set in the area or on the second component surface.
  • the fastening element is arranged in its fastening position on the first component in such a way that its longitudinal axis of the shaft is arranged coaxially with the longitudinal axis of the fastening element receptacle of the first component.
  • the fastening element is then usually arranged perpendicular to the first component or the first surface of this component, which is advantageous for many applications.
  • the contact surface of the fastening element receptacle on the first component has the same curvature as the corresponding arcuate outer surface (arcuate surface) of the second fastening section of the first fastening area of the fastening element, each with a different direction of curvature, with the arcuate surface of the second fastening section preferably curved outwards, that is, it is concave, and the corresponding contact surface of the receptacle is generally preferably curved inwards, that is to say convex.
  • the contact surface and the Bogenflä surface can thus preferably be placed flat against one another.
  • the contact area of the receptacle of the first component for the fastening element, in particular the second fastening section of the first fastening area, is preferably designed as a spherical part surface.
  • the spherical part surface extends preferably by> 30 or> 90 or> 180 around the longitudinal axis of the receptacle, which is arranged coaxially with the longitudinal axis of the fastening element fixed in its fastening position, preferably completely around it. In this way, the fastening element can be rotated or, in particular, rotated freely.
  • the fastening element for insertion into the receptacle does not have to be aligned in a rotational manner about its longitudinal axis in order to be introduced into the receptacle and then set in it.
  • the curvature of this spherical part surface of the receptacle preferably corresponds to the curvature of the arcuately curved outer surface of the second widening of the fastening element, which is particularly preferably also designed as a spherical part surface. This also gives the fastening element a particularly good fit on the first component, both when the fastening element is pivoted into its fastening position and when it is fixed in its fastening position.
  • the fastening portion of the fastening element and the receptacle of the first component act together in the manner of a Ku gel joint connection when the fastening element is pivoted.
  • the fastening element In its fastening position, the fastening element preferably forms a force-fitting and / or form-fitting connection with the first component.
  • a positive connection is preferred, which means that the can be rotated Can facilitate fixed fastener.
  • the connection can be a snap or snap connection.
  • the snap or latching connection can be formed, for example, that the Garbe rich of receiving the first component snaps or ras tend in an undercut of the first fastening section, in particular the head-shaped widening of the fastening element, or in the constriction or the Zwi between the first and second widening of the fastening element is introduced, which is particularly simple in terms of construction and provides a reliable backup.
  • the holding area of the first component can in particular be the edge of the same that delimits the receptacle. In this area, for example, a latching projection can also be provided which protrudes in the longitudinal direction of the receptacle and can engage in a latching recess of the fastening element or its first fastening section.
  • a frictional connection or a press fit with a grip of the holding area of the first component can engage in the undercut of the head-shaped widening or constriction of the fastening element.
  • the non-positive and / or positive connection can also be formed between the first component and the second fastening section of the fastening element.
  • non-positive and / or form-fitting connection can also take place between the first component and the second fastening section of the fastening element or an area of the fastening element between the first and the second fastening section, which the fastening element opposes in its fastening position Secure pivoting.
  • the fastening element receptacle of the first component preferably has a recess on the second component surface in which, in the fastening position of the fastening element, the second fastening section of the first fastening area of the fastening element engages, preferably lying on the boundary surface of the recess.
  • the second fastening section is particularly simple and visible to the user from the insertion side into the receptacle.
  • the trough has a spherical part-shaped surface which can be placed flat against the second fastening section of the first fastening area of the fastening element or lies against this, whereby a structurally simple and easy-to-use embodiment is present.
  • the receptacle has a channel-shaped section with a longitudinal axis, in which or through which the fastening section of the first fastening area or the first fastening section that is closest to the free first end of the fastening element can be introduced in order to transfer the fastening element into its insertion position this is in its target position with respect to the insertion depth into the receptacle, preferably comes to rest against a stop limiting the insertion depth and / or in order to transfer the fastening element into its fastening position.
  • the stop is preferably arranged on the surface of the first component facing the second component, in particular in the form of a depression in this surface.
  • the longitudinal axis of the channel-shaped section is preferably inclined at an angle to the longitudinal axis of the receptacle and / or to the longitudinal axis of the Fastening element is arranged in its fastening position on the first component.
  • the channel-shaped section thus defines the joining angle at which the fastening element to form the fastening is to be introduced into the receptacle or can be introduced, which makes handling essential Lich easier.
  • the joining angle is thus preferably arranged at an angle to the longitudinal axis of the receptacle and / or to the longitudinal axis of the fastening element in its fastening position on the first component.
  • the channel-shaped section can be adapted to the cross-sectional shape of the first fastening section; it is preferably cylindrical over a partial circumference, for example by> 120 ° or ⁇ 240 °, preferably by approximately 180 °. Due to the inclined channel-shaped section, the acquisition over a partial circumference, preferably as defined above, or at least designed to widen conically over a cross section, with a conical widening from the second component surface to the first component surface.
  • the channel-shaped section preferably extends only over part of the thickness of the first component in its direction from the first to the wide surface and can open into the depression on the second component surface on the side facing the second surface.
  • the pivoting angle with which the fastening element is to be pivoted into its fastening position is at least partially or completely determined with regard to the construction and handling.
  • the channel-shaped section preferably also forms a guide for the introduction of the fastening element into the receptacle, preferably until it has its desired position in relation to the insertion depth into the receptacle, which the Handling much easier.
  • the fastening element, preferably the first fastening section of the same can for this purpose be guided into its first pivoted position and / or up to the stop during the insertion process with little lateral play or practically free of play in the channel-shaped section when it is arranged.
  • the longitudinal axis of the channel-shaped section and thus the direction for introducing the fastening element into the component holder to the longitudinal direction of the holder forms an angle of> 2 ° and / or ⁇ 25 °, preferably> 3 ° and / or ⁇ 15 °, particularly preferably about 4 ° to 10 °.
  • the longitudinal direction of the receptacle corresponds generally within the scope of the invention to the longitudinal axis of the fasteners in its fastening position or is arranged coaxially to the water.
  • the fastening element can still be inserted into the receptacle of the first component in a direction that is not too inclined relative to the vertical of the first component, so that the width of the second component is practically not subject to any significant restrictions.
  • the width extension should here be arranged on the same plane in wel cher also the pivoting of the fastening element when moving into its fastening position.
  • the pivoting angle for transferring the fastening element from its insertion position into its fastening position in the receptacle of the first component is sufficiently large so that the holding area of the receptacle can engage sufficiently far behind the head-shaped widening of the fastening element to ensure a secure fit of the fastening element in its fastening position cause.
  • the fastening element when the fastening element is arranged in its fastening position on the first and second construction part, the fastening element can be rotated about the longitudinal axis of the body relative to the first and / or second component.
  • the rotatability can be> 30 ° or> 90 °, preferably> 180 °, particularly freely rotatable, ie it can be rotated through any angular positions.
  • the fastening element When the fastening element is rotated, it remains permanently fixed in its fastening position on the first and / or second component.
  • the first fastening section of the first fastening region of the fastening element engages behind the first component on or in the region of the first surface of the fastening element, preferably in the form of a head-shaped widening of the fastening element.
  • first and the second component are connected to one another by several fastening elements according to the invention, wherein the several fastening elements as well as the corresponding receptacles of the first component and / o the fastening areas of the second component for the fastening element can each be constructed identically to one another.
  • the plurality of fastening elements are preferably arranged in a line or in a straight line with respect to one another. To fix the two components to one another, several or all of the fastening elements provided can first be fixed to the second component.
  • the second component is then positioned on the first component in such a way that several or all of the fastening elements are arranged on the respectively corresponding receptacle of the first component and by changing the position of the two components to each other, several or all of the fastening elements are introduced simultaneously into the corresponding recordings of the first component.
  • the several or all of the fastening elements can then be brought into their stop position on the respective receptacle of the first component.
  • the second component can be pivoted relative to the first component, so that the several or all of the fastening elements can then be inserted into their respective ones simultaneously
  • the component connection with the fastening element according to the invention can be designed in such a way that the two components fixed to one another are still positionally variable with respect to one another, for example rotatable or pivotable about the longitudinal axis of the fastening element.
  • the invention also includes a method for fastening a first component to a second component using one or more fastening elements according to the invention and / or a method for producing a component arrangement of two components with at least one or more fastening elements according to claims 14 to 14 23, the fastening element or elements being designed according to the invention particularly before given.
  • a first process step we each pre-assembled or fastened the fastening element with its second fastening area on the second component and then in a second step the fastening element pre-assembled or fastened on the second component with its first Fastening area attached to the first component.
  • Figure 1 a perspective view of a fastening element according to the invention
  • FIG. 2 a component arrangement according to the invention with two components and fastening element according to the invention connecting them,
  • FIG. 3 a view of the receptacle of the first component for the fastening element according to the invention in a perspective view (FIG. 3A) and in a schematic representation in plan view (FIG. 3B),
  • FIG. 4 a sectional view of the receptacle according to FIG. 3
  • FIG. 5 cross-sectional views of the first and the second component with the fastening element attached to the second component in various successive stages of fixing the components to one another by means of the fastening element (FIGS. 5A to 5F)
  • FIG. 6 a component arrangement with two fastening elements according to the invention.
  • Figures 1-5 show an inventive fastening element 1 or a component arrangement 50 with a first component 60 and a second component 70, which by means of the fastening element 1 are positively and releasably connected to one another are.
  • the fastening element 1 has an elongated body
  • the body 2 has a shaft 5 with a shaft longitudinal axis 5a, which here runs coaxially to the body longitudinal axis 2a.
  • a first fastening area 8 of the fastening element 1 for detachable fixing of a first component 60 is provided on or adjacent to the first end area 3 and a second fastening area 9 for fixing a second component 70 is provided on or adjacent to the second end area 4.
  • One end region of the body, here the first end region 3, possibly also the first fastening region 8, has a head-shaped widening 7.
  • the first fastening area 8 of the fastening element 1 has a first and a second fastening section 10, 20, the second fastening section 20 having an arcuately curved outer surface 21 which is suitable when resting on a corresponding contact surface 66 of a receptacle 65 of the first component 60 to form a pivot connection for the fastening element 1, which allows pivoting of the fastening element 1 relative to the first component from a first pivot position VI into a second pivot position V2 (Fig. 5d, 5f).
  • the first pivot position VI corresponds to the A guide position of the fastening element in the receptacle up to the stop on the contact surface 66, the second pivot position V2 of the fastening position of the fasteners on the first component.
  • the first fastening section 10 has fastening means 11 which are adapted or suitable to interact with corresponding fastening means 67 on the fastening element receptacle 65 of the first component, fixing the fastening element 1 in its fastening position V2 on the first component 60, the fastening position being a represents the second pivot position V2 of the fastening element.
  • the first and second fastening sections 10, 20 of the first fastening area 8 are spaced apart from one another in the longitudinal direction of the body.
  • the first fastening portion 10 is here on the first component surface and the second fastening portion can be fixed on the second surface of the component.
  • the first fastening section 10 is thus arranged closer to the first free end 3a of the fastening element than the second fastening section.
  • the head-shaped widening 7 forms here in the case of the first fastening section 10.
  • the first fastening section 10 or the head-shaped widening 7 at the first end region 3 of the fastening element has an undercut 13 which is spaced apart from the first end 3a of the fastening element in relation to the longitudinal direction of the body.
  • the head-shaped widening 7 or the first Endbe rich 3 taper towards the end 3 conically in the manner of a search point.
  • the second fastening portion 20 of the first fastening area has a widening 23, which in relation on the head-shaped widening 7 can represent a second widening tion.
  • the widening 23 is net angeord facing towards the opposite end region 4 of the fastening element with respect to the first fastening section 10.
  • the widening 23 has a radially outer, arcuately curved outer surface 24.
  • the curvature of the outer surface 24 is preferably arranged in a plane containing the longitudinal axis 2a of the body and / or in a plane parallel to the longitudinal axis of the body. Because of the curvature, the (second) widening 23 tapers in the direction of the first end region 3 or the first end 3a of the fastening element.
  • the arcuately curved outer surface of the second fastening section is bulged towards the first free end of the fastening element.
  • the widening 23 has a greater radial extent from the longitudinal axis of the body 2a than the first fastening section 10.
  • the arcuately curved outer surface 24 of the widening 23 is designed as a partial spherical surface, more precisely as a full-circumferential section of a spherical upper surface, which is formed completely around the longitudinal axis of the carcass 2a revolves.
  • the second fastening section 20 preferably in the form of a (possibly second) widening 23 with an arcuate outer surface 24, is separated from the first fastening section 10 arranged at the first end region 3 by a constriction 27 which, in relation to the body longitudinal axis 2a is designed as a full constriction.
  • the constriction 27 can form the undercut 13, or the undercut 13 delimits the constriction 27.
  • the second fastening Area 9 of the fastening element can be integrally formed on the second component 70 (not shown).
  • the second fastening area 9 of the fastening element 1 has fastening means 35 for releasable fastening to the second component, which are designed here as screw threads and can interact with a corresponding threaded opening 73 of the second component 70.
  • the second end 4 of the fastening element or body and / or the outer circumference of the widening with an arcuate outer surface is designed as a tool engagement area 38, here as an indentation of the second end 4 or as an outer surface or external hexagon of the widening.
  • the fastening element fixed on both components 60, 70 (or possibly also on only one component 60, 70) can be rotated about its longitudinal axis la.
  • the distance A (Fig. 2) between the first and second component 60,70 is hereby adjustable bar, namely by rotating the fastening element about its longitudinal axis (see Fig. 2).
  • FIGS. 2-6 show a component arrangement with a first and second component 60, 70 and with a fastening element 1 according to FIG. 1, the two components 60, 70 being releasably and positively fixed or fixed to one another by means of the fastening element.
  • the first component 60 In the fastening position of the fastening element (FIGS. 2, 5e) corresponding to the pivoting position V2, the first component 60 has a first surface 60a facing away from the second component and a second surface 60b facing the second component.
  • a receptacle 65 for the fastening element 1 is provided on the second surface 60b of the first component.
  • the engaging in the receptacle 65 fastening element 1 is with its first fastening area 8 in the receptacle 65 is fixed or fixed.
  • the first component 60 has a contact surface 66 for the second fastening section 11 of the first fastening region 8 of the fastening element in order to form a pivot connection therewith.
  • the pivot connection enables the fastening element 1 arranged in the receptacle 65 to be pivoted relative to the first component 60 from a first pivot position VI into a second pivot position V2, in which the fastening element is arranged in its fastening position on the first component.
  • the first component 60 has fastening means 67 which cooperate with the fastening means 7, 10 of the first fastening section 8 by fixing the fastening element in the receptacle.
  • the fastening element is set against displacement in its longitudinal direction from the receptacle 65 in the direction of the second component and at the same time ge against pivoting from its fastening position V2 in the direction of its insertion position or pivoting position VI.
  • the fastening element When the fastening element is arranged in its fastening position, the first fastening section of the first fastening region of the fastening element thus engages behind the first component on or in the region of the first surface thereof.
  • the receptacle 65 On the surface 60b of the first component facing the second component 70, the receptacle 65 has a depression 68 into which the fastening section 20 engages when the fastening element is fixed.
  • the receptacle 65 has an area 69 designed as a spherical part surface on which the second fastening section 20 of the first fastening region 8 of the fastening element rests in its fastening position, here designed as a trough 68.
  • the trough 68 or the area 69 forms a stop which limits the insertion depth of the fastening element.
  • the spherical part surface of the trough is thus flat against the second fastening portion of the first fastening area of the fastening element can be applied or rests flat against the fastening element in the fastening position of the fastening element.
  • the receptacle 62 of the first component 60 for the fastening element 1 is designed here as a component opening (Fig. 3-5), but this can optionally also represent a blind hole.
  • the receptacle 65 has an insertion region 65a for the first end region 3 of the fastening element.
  • the receptacle 65 is formed with a depression or trough 68 in the shape of a spherical sub-surface, which extends completely around the receptacle and thus forms a ball socket.
  • the partial spherical surface forms an abutment area of the first component for the second fastening section 20 or that of the second widening of the fastening element, which also has the shape of a partial spherical surface, here a Ku gel segment or a spherical zone.
  • the partial spherical surface 68a is also designed here as a spherical segment surface or upper surface of a spherical zone.
  • the trough with a non-straight cross-section also functions as an insertion aid so that the end of the fastening element finds the channel-shaped section.
  • the receptacle 65 also has a channel-shaped section 69 with a longitudinal axis 69a, the channel-shaped section 69 over a partial circumferential area of the same, here at least by 180 °, has the shape of a cylinder surface.
  • the longitudinal axis 69a of the section 69 or the cylinder axis is arranged at an angle W to the longitudinal axis 65a of the receptacle 65a, here at an angle of approximately 7 °.
  • the longitudinal axis of the receptacle 65a is perpendicular to the main plane of the first component and / or the surfaces of the same or, in the fastening position of the fastening element, parallel or coaxial to its longitudinal axis la.
  • the angle W between the longitudinal axis 69a and the longitudinal axis 65a of the receptacle defines the joining angle, i.e. the angle at which the fastening element is to be inserted into the receptacle relative to the longitudinal axis of the receptacle, preferably until the fastening element 1 with the first component 60 comes to the stop, so here the spherical head-like surface or generally the radially outer, arcuately curved outer surface of the second fastening section or the second widening with the partial spherical recess on the second surface of the first component comes to the position, and thus a kind of ball socket trains.
  • the spherical part surface of the second fastening section it extends around this completely and is thus designed in the manner of a joint ball or ball segment of such.
  • the diameter of the channel-shaped section 69 corresponds to the outer diameter of the first fastening section 10 or the head-shaped first widening 7 of the fastening element, so that this widening can be carried out through the cylindrical section through the receptacle, preferably with only a small amount Play or practically no play.
  • the fastening element In the Stop position of the fastening element in the receptacle on the first component, the fastening element can then be pivoted ge compared to the first component, more precisely said about the center of the spherical part-shaped second fastening section.
  • the fastening element 1 is fixed in its fastening position by fastening means 67 provided on the first component against a pivoting movement, here by the engagement of the boundary edge 65a of the receptacle in the undercut 13 or the constriction 27, whereby a clamping connection, preferably a latching connection, is formed.
  • the fastening element and / or the receptacle for the component are designed to be at least essentially rigid or rigid.
  • FIG. 6 shows a component arrangement with two fastening elements 1 preassembled on the second component 70.
  • the two fastening elements 1 can be positioned and inserted into the receptacles of the first component at the same time and by subsequent pivoting of the second component 70 into its fastening position on the first component 60, reference being made accordingly to FIG.
  • the two or more fastening elements are preferably arranged in a straight line to one another.
  • the fastening element (1) with its second fastening area (9) is preassembled or fastened to the second component (70) in a first step and then the preassembled on the second component (70) in a second step or fastened fastening element (1) with its first fastening region (8) on the first component (60) fastened in order to connect the two components to one another or to produce the component arrangement.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

La présente invention concerne un élément de fixation pour le raccordement amovible et verrouillé de deux composants entre eux, comprenant un corps allongé avec un axe longitudinal de corps (2) et une première et une seconde région d'extrémité (3, 4) et une tige (5) disposée entre les deux extrémités, une première et une seconde zone de fixation (8, 9) étant disposées l'une au niveau de la première région d'extrémité et l'autre au niveau de la seconde région d'extrémité pour la fixation amovible d'un premier et d'un second composant respectivement, la première région de fixation ayant un élargissement en forme de tête (7). Selon l'invention, la première région de fixation de l'élément de fixation présente une première et une seconde partie de fixation (10, 20), la seconde partie de fixation présente une face externe (21), qui est incurvée en forme d'arc et qui forme un raccordement pivotant lorsqu'elle est placée sur une face d'appui correspondante d'un logement de pièce de fixation du premier composant, la première partie de fixation comportant des moyens de fixation qui sont conçus, conjointement avec des moyens correspondants sur le logement d'élément de fixation, pour fixer l'élément de fixation dans sa position fixée sur le premier composant, ledit positionnement fixé représentant une seconde position de pivotement.
PCT/EP2020/075235 2019-09-17 2020-09-09 Élément de fixation et agencement de composant doté d'un élément de fixation et procédé de fixation WO2021052840A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE202019105135.3U DE202019105135U1 (de) 2019-09-17 2019-09-17 Befestigungselement und Bauteilanordnung mit Befestigungselement
DE202019105135.3 2019-09-17
DE102019129432.0A DE102019129432A1 (de) 2019-09-17 2019-10-31 Befestigungselement und Bauteilanordnung mit Befestigungselement sowie Befestigungsverfahren
DE102019129432.0 2019-10-31

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US5746559A (en) * 1995-06-28 1998-05-05 Koito Manufacturing Co., Ltd. Self-locking nut having divided and undivided circumferential portions
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EP0749733A1 (fr) * 1995-06-21 1996-12-27 Sulzer Orthopädie AG Plateau de tibia pour une prothèse articulaire du genou, et prothèse articulaire du genou comprenant un tel plateau de tibia
US5746559A (en) * 1995-06-28 1998-05-05 Koito Manufacturing Co., Ltd. Self-locking nut having divided and undivided circumferential portions
DE102005026321A1 (de) 2004-06-08 2006-01-26 Automotive Lighting Italia S.P.A., Venaria Reale Gelenkanordnung für einen Fahrzeugscheinwerfer
US20150176629A1 (en) * 2012-08-01 2015-06-25 Koito Manufacturing Co., Ltd. Nut member
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