WO2019224018A1 - Procédé permettant de produire un assemblage par collage et bras de suspension pour véhicule - Google Patents

Procédé permettant de produire un assemblage par collage et bras de suspension pour véhicule Download PDF

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Publication number
WO2019224018A1
WO2019224018A1 PCT/EP2019/062074 EP2019062074W WO2019224018A1 WO 2019224018 A1 WO2019224018 A1 WO 2019224018A1 EP 2019062074 W EP2019062074 W EP 2019062074W WO 2019224018 A1 WO2019224018 A1 WO 2019224018A1
Authority
WO
WIPO (PCT)
Prior art keywords
adhesive
component
preform
receiving portion
profile
Prior art date
Application number
PCT/EP2019/062074
Other languages
German (de)
English (en)
Inventor
Andre Stieglitz
Thomas Schwarz
Original Assignee
Zf Friedrichshafen Ag
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 Zf Friedrichshafen Ag filed Critical Zf Friedrichshafen Ag
Publication of WO2019224018A1 publication Critical patent/WO2019224018A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/74—Joining plastics material to non-plastics material
    • B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
    • B29C66/7422—Aluminium or alloys of aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
    • B29C65/483—Reactive adhesives, e.g. chemically curing adhesives
    • B29C65/4835—Heat curing adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5064—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like of particular form, e.g. being C-shaped, T-shaped
    • B29C65/5085—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like of particular form, e.g. being C-shaped, T-shaped and comprising grooves, e.g. being E-shaped, H-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/66—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by liberation of internal stresses, e.g. shrinking of one of the parts to be joined
    • B29C65/665—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by liberation of internal stresses, e.g. shrinking of one of the parts to be joined using shrinking during cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/72—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by combined operations or combined techniques, e.g. welding and stitching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1244—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue
    • B29C66/12441—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue being a single wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1246—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove
    • B29C66/12463—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove being tapered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/524—Joining profiled elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/721—Fibre-reinforced materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
    • B29C66/7375—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured
    • B29C66/73753—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being partially cured, i.e. partially cross-linked, partially vulcanized
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/001—Suspension arms, e.g. constructional features
    • 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
    • F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
    • F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/721—Fibre-reinforced materials
    • B29C66/7212—Fibre-reinforced materials characterised by the composition of the fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/721—Fibre-reinforced materials
    • B29C66/7214—Fibre-reinforced materials characterised by the length of the fibres
    • B29C66/72141—Fibres of continuous length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3002—Superstructures characterized by combining metal and plastics, i.e. hybrid parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/748—Machines or parts thereof not otherwise provided for
    • B29L2031/75—Shafts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/10—Constructional features of arms
    • B60G2206/11—Constructional features of arms the arm being a radius or track or torque or steering rod or stabiliser end link
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/70—Materials used in suspensions
    • B60G2206/71—Light weight materials
    • B60G2206/7101—Fiber-reinforced plastics [FRP]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/80—Manufacturing procedures
    • B60G2206/81—Shaping
    • B60G2206/8105—Shaping by extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/80—Manufacturing procedures
    • B60G2206/82—Joining
    • B60G2206/821—Joining by gluing

Definitions

  • the invention relates to a method for producing an adhesive bond having the features of the preamble of claim 1. Furthermore, the invention relates to an axle brace for a vehicle.
  • Suspension struts in vehicles serve to absorb tensile, compressive or bending stresses.
  • Such suspension struts usually have a strut, wherein on both sides in each case a bearing point is arranged with a bearing eye.
  • multi-part suspension struts are known, wherein the bearings are connected, for example via an adhesive connection with the suspension strut.
  • the document DE4441220A1 which is probably the closest prior art discloses a pendulum support or the like for the articulated connection of chassis parts in motor vehicles, in which formed at the ends of bearing eyes are integrally connected by a shaft member.
  • the shaft part produced in the injection molding process has an inner hollow profile and a smooth outer contour along the longitudinal axis.
  • the end pieces, which are produced separately by injection molding, are integrally connected to the shaft part by a joining technique known per se, for example adhesive technology, ultrasonic welding technology, orbital welding technology.
  • the invention has for its object to provide a method of the type mentioned, which is characterized by a process-reliable production of an adhesive bond. It is another object of the invention to propose a corresponding axle strut.
  • a method for producing an adhesive bond is proposed.
  • the individual method steps can be automated and / or implemented automatically and / or manually.
  • the two joining components can in principle be made of the same material.
  • the two joining component can be made of different materials.
  • the two joining components are joined together in a material-locking manner via the adhesive bond.
  • the two joining components are provided.
  • the first and / or the second profile component can be positioned in a holding device.
  • the two profile components are provided separately from each other.
  • the subsequent method steps can be discussed in any order and / or combined with each other.
  • the first joining component has a plug-in section and the second joining component has a receiving section for receiving the plug-in section.
  • the receiving portion is open at least in an insertion region and formed closed in a bottom region.
  • the insertion section is preferably inserted into the receiving section via the insertion region.
  • the insertion section is in particular the region of the first joining component which is received in the inserted state within the receiving section.
  • one of the two joining components with its longitudinal axis and / or axis of symmetry and / or rotation axis and / or center axis etc. can define a main axis.
  • the bottom area preferably limits the receiving portion in the axial direction with respect to the main axis.
  • an adhesive is preformed in accordance with the contour of the receiving portion and / or the insertion portion, so that an adhesive preform is produced.
  • the adhesive is plastically deformed.
  • the adhesive is preformed outside the actual glue joint.
  • the adhesive is preferably preformed to an outer contour of the insertion section and / or to an inner contour of the receiving section.
  • the shaping of the adhesive preform is preferably carried out outside the actual adhesive gap.
  • the adhesive preform is arranged between the receiving section and the insertion section.
  • the adhesive preform is not cured in this state or only to a small degree.
  • the geometry of the adhesive preform largely corresponds to the geometry of the subsequent adhesive layer which forms the adhesive bond so that the adhesive preform is only slightly reshaped during the joining of the two joining components.
  • the first and the second joining component are connected to one another in that the insertion section is inserted into the receiving section.
  • the two joining components for insertion are moved relative to each other in the axial direction with respect to the main axis to each other.
  • the first and / or the second joining component in the holding device can be straight in the axial direction with respect to the main axis.
  • the adhesive preform is brought into abutment with the male portion and the female portion, so that the adhesive joint is formed between the male portion and the female portion.
  • the adhesive connection is formed during or after the insertion of the insertion section into the receiving section.
  • the adhesive preform is brought into contact with the receiving section and / or the insertion section flat and / or precisely fitting.
  • the advantage of the invention is that it can be ensured by preforming the adhesive layer outside the adhesive gap, that the cavity between the first and the second joining component is filled completely and free of pores.
  • a simple quality assurance can take place before the joining of the two joining components, since the geometry of the adhesive layer is not formed until the insertion section is inserted. Due to the high degree of reproducibility, a particularly cost-effective production method is proposed, wherein in addition the properties of the adhesive bond are significantly improved.
  • preforming the adhesive layer it is possible to ensure that the volume the adhesive gap between the two joining components is completely filled with the adhesive.
  • a high-viscosity adhesive is used as the adhesive, wherein the adhesive has a pasty consistency.
  • the adhesive preferably has a viscosity of more than 200 Pa * s, preferably more than 250 Pa * s, in particular more than 300 Pa * s. Due to the high toughness, the adhesive or the blank of the adhesive remains dimensionally stable after the forming process.
  • the adhesive preform is produced in a separate molding tool.
  • the adhesive is preformed continuously in the mold.
  • the adhesive preform is continuously produced in an extrusion press process.
  • the molding tool is preferably designed as a die, wherein the adhesive for the production of the adhesive preform is pressed through the die.
  • the adhesive preform is provided as an endless product, wherein the adhesive preform can be cut to any desired length. Due to the continuous shaping process, an adhesive preform having a profile-like geometry can be produced, wherein in addition a simple and cost-effective production of the preform is implemented.
  • the adhesive is preformed discontinuously.
  • the adhesive is produced continuously in one by an injection molding or a compression molding process.
  • the mold may be formed in two parts.
  • the mold is designed as a die or an injection molding tool.
  • the molding tool has at least one first and one second mold half, wherein the two mold halves preferably form a cavity.
  • the adhesive is in particular preformed between the two mold halves in the cavity by prototyping or forming. Due to the discontinuous shaping process, a significantly more complex geometry of the adhesive preform than in the continuous production process be implemented. By using the high-viscosity adhesive only a slight or no sealing of the mold is necessary.
  • the adhesive preform is preformed by the molding tool on the receiving portion or on the insertion portion.
  • the adhesive preform is pressed directly on the first or the second joining component in the form.
  • the receiving portion or the insertion portion forms part of the mold.
  • the receiving portion may serve as a kind of template, for example.
  • the insertion can serve as a kind of stamp in example.
  • the adhesive preform remains after the shaping process at the receiving portion or the Einsteckab- cut, wherein the mold is removed.
  • a mold temperature is controlled during the preforming of the adhesive preform, it being possible to set a precrosslinking of the adhesive on the basis of the tool temperature.
  • heat is added to the mold to adjust the mold temperature.
  • the degree of pre-crosslinking is preferably adjusted so that adhesion of the adhesive preform to the molding tool is reduced or prevented.
  • the handling of the adhesive or of the adhesive preform can be improved by the control of the tool temperature.
  • the receiving section and / or the insertion section is provided with the adhesive preform prior to insertion.
  • the adhesive preform is arranged in the receiving section, with the insertion section subsequently being inserted into the adhesive preform.
  • the adhesive preform is arranged on the insertion portion, wherein subsequently the insertion portion are inserted together with the adhesive preform in the receiving portion.
  • the adhesive preform By inserting the insertion section into the receiving section, the adhesive preform is attached to the receiving section and / or to the insertion section. shaped.
  • the first and / or the second joining component is subjected to a compressive force during insertion in the axial direction with respect to the main axis, as a result of which the adhesive preform is slightly deformed and lies flat against the surface of the receiving section and / or insertion section.
  • the adhesive preform may be preformed such that it completely forms the adhesive gap between the male portion and the female portion without further deformation.
  • the adhesive preform is heated to a bonding temperature, wherein the adhesive preform is cured during or when the bonding temperature is reached.
  • the bonding temperature is more than 100 ° C, preferably more than 150 ° C, especially more than 200 ° C.
  • the adhesive preform fully hardens upon reaching the bonding temperature, so that the adhesive bond is formed.
  • the adhesive is moldable at a room temperature, preferably a crosslinking reaction takes place only upon heating of the adhesive.
  • the first and / or the second joining component is produced in a pultrusion process.
  • a reinforcing material is embedded in a matrix, so that a fiber-reinforced material, in particular a fiber-reinforced plastic, is formed.
  • the first and / or the second joining component is only partially cured, wherein the first and / or the second joining component are cured completely during or after the formation of the adhesive bond, in particular together with the adhesive bond.
  • the first or the second joining component has a residual reactivity of more than 2%, preferably more than 5%, in particular more than 10%, which is preferably completely reacted during the curing.
  • the receiving section has at least one distance from the insertion section.
  • the spacing is formed in particular in the bottom region and / or the introduction region by means of an adapted shape, preferably a recess and / or countersink.
  • the distance in the axial direction and / or in the radial direction in relation to the main axis between the receiving portion and the insertion portion is preferably formed.
  • the adhesive preform is at least partially received in the distance.
  • the adhesive preform is inserted in the receiving section in the axial direction or in the transverse direction to the main axis.
  • an increased pressure on the adhesive preform is impressed in the region of the distance, so that a connection of the adhesive to the receiving portion and / or the insertion portion is improved.
  • the cooling process takes place after reaching the joining temperature.
  • the adhesive preform, in particular the adhesive bond has an increased adhesive layer thickness at a distance, an increased pressure being impressed on the adhesive preform on cooling due to the increased adhesive layer thickness, whereby the adhesive is further distributed in the adhesive gap. Due to the pressure generated, the all-sided connection of the adhesive bond to the insertion section and / or the receiving section is additionally improved. In addition, the adhesive can be further distributed in the adhesive gap, whereby the risk of air bubbles or pore formation is prevented.
  • the axle strut can be used in a chassis of a vehicle, for. B. in a commercial vehicle, truck or car. In a ferry operation, the axle strut is for the most part axially stressed along the main axis, in particular by compressive and / or tensile forces, and / or in case of an occurring rolling load of the vehicle on torsion.
  • the axle strut has at least one load introduction component as the first joining component and a profile component as the second joining component.
  • the profile component may have a longitudinal shape, wherein in particular a length dimension is greater than a width dimension of the profile component.
  • the profile component preferably defines with its longitudinal axis, the main axis, wherein the male portion is formed with respect to the main axis at the axial end of the profile component.
  • the profiled component has the insertion section on both sides, wherein each of the two insertion sections is assigned a respective load introduction component.
  • the load introduction component is preferably designed as an insert.
  • the load introduction component thus has the function of the force or load introduction into the profile component.
  • the axle strut has exactly two of the load introduction components, wherein the two load introduction components are each arranged on the end side of the profile component.
  • the two Lasteinleitbaumaschine identical or identical.
  • the load introduction component has a recess, in particular a so-called bearing eye, for a bearing device.
  • the bearing device may be formed as a rubber-metal bearing, a bolt connection or an elastomer bearing.
  • both load-transfer components have uniformly shaped receiving sections. Alternatively, however, the receiving sections can also have differently shaped receiving sections.
  • the profile component has a plug-in section and the load introduction component has a receiving section, wherein the plug-in section is accommodated in the receiving section and connected to the receiving section by the adhesive connection.
  • the profile component is connected to the at least one load introduction component by the axle strut in that the insertion section is inserted into the receiving section.
  • the two load-transfer components can be connected at the same time to the Profi I component.
  • the two load introduction components are connected in succession to the profile component.
  • the load introduction component is cleaned before joining in a first cleaning step, pickled in a pickling step, in a cleaned in a second cleaning step and then dried in a drying step.
  • the load introduction component is freed from contamination in the first cleaning step.
  • the surface in particular of the receiving section, is pickled, whereby an activation of the surface is implemented.
  • the load introduction component is preferably cleaned with distilled water in the second cleaning step.
  • the load introduction component is storage-stable and prepared for bonding to the profile component.
  • the profile component is cleaned in a further preferred preparation process prior to joining in a further purification step and dried in a subsequent further drying step.
  • the profile component is preferably treated with a cleaning agent, e.g. Isopropanol, cleaned. After the further drying step, the profile component is stable in storage and prepared for bonding to the load introduction component.
  • the adhesive bond is distributed evenly between the receiving portion and the insertion portion.
  • the plug-in section and the receiving section are preferably connected to one another in a flat manner via the adhesive connection.
  • the adhesive connection on the one hand contacts the receiving section and, on the other hand, contacts the insertion section over a wide area.
  • the flat adhesive bond may preferably have a uniform adhesive layer thickness at any point of the adhesive gap, in the sense of a spatial extent of the adhesive.
  • the adhesive bond in the region of the distance has an increased adhesive layer thickness.
  • the adhesive is thicker in the region of the distance than at another location. Due to the increased adhesive layer thickness of the adhesive bond, a higher elasticity and a higher ductility or elongation at break are formed at this point.
  • the Profi I- component from at least one longitudinal profile and at least one transverse profile is formed.
  • the longitudinal profile is connected to the transverse profile.
  • the profile component is produced in one piece, ie it is not assembled from different components.
  • the profile component can be produced by means of the pultrusion method or by means of a pultrusion method.
  • the one-piece profile component can not be disassembled nondestructively.
  • the profile component is composed of a plurality of components, preferably a material fit.
  • the profile component is particularly preferably formed from a plurality of, in particular exactly three, longitudinal profiles extending parallel to one another, which are each connected to one another via at least one, preferably exactly two, transverse profiles.
  • the at least one longitudinal profile and / or the at least one transverse profile are preferably formed as a thin strip of material similar to a rectangular plate.
  • the profile component is tubular, wherein the profile component in particular has a rectangular opening cross-section.
  • the receiving portion is formed from at least one transverse groove and / or at least one longitudinal groove, wherein the at least one longitudinal profile is received in the at least one longitudinal groove and / or the at least one transverse profile in the at least one transverse groove.
  • the receiving portion has the same number of longitudinal grooves as the profile component has on longitudinal profiles and / or has the same number of transverse grooves as the profile component on transverse profiles.
  • each of the longitudinal profiles is in each case received in a separate longitudinal groove and / or each of the transverse profiles in a separate transverse groove.
  • the transverse grooves and / or the longitudinal grooves are formed as continuous grooves, which are designed to be open at the ends.
  • all of the longitudinal grooves and / or all transverse grooves are uniformly spaced from one another and / or introduced into the load introduction element parallel to one another.
  • the longitudinal grooves and the transverse grooves are introduced equally deep into the load introduction element.
  • the transverse grooves extend transversely to the longitudinal grooves, so that all the longitudinal grooves are cut at least once through the transverse grooves.
  • the profile component is formed from a fiber-reinforced plastic composite material.
  • the profile component is made of a continuous fiber-reinforced plastic, wherein in particular the at least one longitudinal profile and / or the at least one transverse profile have a unidirectional fiber reinforcement.
  • the fibers are aligned in the axial direction with respect to the major axis.
  • the profile component can be formed from a carbon fiber reinforced plastic composite (CFRP) or a glass fiber reinforced plastic composite (GRP) or from an aramide reinforced plastic composite (AFK).
  • FIG. 1 shows in a three-dimensional representation an axle strut for a vehicle as an exemplary embodiment of the invention
  • FIG. 2 shows a cross section of a profile component of the axle strut from FIG. 1;
  • FIG. 3 shows in a three-dimensional representation a load introduction element of the axle strut from FIG. 1;
  • Figure 4 is a detail view of the adhesive bond between the profile member and the Lasteinleitelement
  • FIG. 5 is a three-dimensional representation of an adhesive preform for producing an adhesive connection of the axle strut from FIG. 1;
  • FIG. 6 shows a further detailed view of the adhesive bond between the profile component and the load introduction element.
  • Figure 1 shows a three-dimensional representation of an axle strut 1, which is designed and / or suitable for a vehicle.
  • the axle strut 1 in be arranged a chassis of a tractor in the lower link level.
  • the Achsstrebe 1 serves to absorb pressure and / or tensile and / or torsional forces.
  • the axle strut 1 has a profiled component 2, as a first joining component, as well as two load-transfer components 3, as second joining components, the two load-transfer components 3 being arranged at each end on the profiled component 2.
  • the load introduction components 3 they are preferably connected to the profile component 2 in a material-locking manner.
  • the two Lasteinleitbaumaschine 3 are made of aluminum and manufactured in an extrusion process.
  • the profile component 2 is manufactured from a fiber-reinforced composite plastic and produced in a pultrusion process.
  • the profile component 2 defines with its longitudinal axis a main axis H, wherein the Achsstrebe 1 is formed with respect to the main axis H axis symmetrical.
  • the profile component 2 has an elongated shape, wherein a length dimension of the profile component 2 is significantly smaller than a width dimension of the profile component 2.
  • the profile component 2 has a length dimension of more than 400 mm and a width dimension of less than 50 mm.
  • the two load introduction elements 3 each have a bearing eye 4, the bearing body 4 being designed and / or suitable for receiving a bearing device, for example an elastomer bearing.
  • the bearing lugs 4 are cylindrical.
  • the two load introduction elements 3 are designed as two identical parts, wherein the length dimension of the profile component 2 can be varied depending on the requirements when manufacturing the axle strut 1, so that a simple modularization in the production of the axle strut 2 is implemented.
  • FIG. 2 shows a cross section of the profile component 2.
  • the profile component 2 has a tubular shape and has a rectangular or square opening cross-section when viewed in a coarse form.
  • the profile component 2 is formed by a plurality of, in particular exactly two or four, transverse profiles 5 and by a plurality, in particular exactly three, longitudinal profiles 6.
  • the transverse and the longitudinal profiles 5, 6 extend parallel to the main axis H in the axial direction.
  • the longitudinal profiles 6 are uniformly shaped to each other and the transverse profiles 5 are also uniformly shaped to each other.
  • the profiles 5, 6 are plate-shaped and, for example, in one piece, in particular made of one piece, connected to one another.
  • the transverse and the longitudinal profiles 5, 6 may have a unidirectional fiber reinforcement, wherein the fiber profile is aligned in the axial direction with respect to the main axis H.
  • the longitudinal profiles 6 are equally spaced from each other, wherein each of the longitudinal profiles 6 is connected via two transverse profiles 5 with the adjacent longitudinal profile 6.
  • the transverse profiles 5 extend in the transverse direction to the longitudinal profiles 6, wherein the transverse profiles 5 are each connected to a side surface of the associated longitudinal profiles 6.
  • the profile component 2, in particular the cross section, is formed axially symmetrical with respect to the main axis H.
  • Figure 3 shows in a three-dimensional view of the Lasteinleitbaumaschine 3 of the figure 1.
  • the Lasteinleitbauteil 3 has a receiving portion 7 to measure the profile component 2 on.
  • the receiving section 7 is formed by a plurality of longitudinal grooves 8 and a plurality of transverse grooves 9, wherein the receiving section 7 is designed to be open in an insertion region 10 in the axial direction with respect to the main axis H, so that the profile component 2 is inserted into the receiving section 7 via the introduction region 10 can be introduced.
  • the receiving section 7 has exactly three of the longitudinal grooves 8 and exactly two of the transverse grooves 9.
  • the number of longitudinal grooves 8 corresponds to the number of longitudinal profiles 6 of the profile component 2 and / or the number of transverse grooves 9 the number of transverse profiles 5 of the profile component 2.
  • the longitudinal grooves 8 serve to receive the longitudinal profiles 6 and the transverse grooves 9 serve to receive the transverse profiles 5th
  • the longitudinal grooves 8 are parallel to each other, wherein the transverse grooves 9 in turn extend transversely to the longitudinal grooves 8 and are also aligned parallel to each other.
  • the two transverse grooves 9 each intersect the three longitudinal grooves 8, so that the receiving portion 6, for example, lattice-shaped or grid-shaped through the Nuten 8, 9 is formed.
  • the grooves 8, 9 are due to the continuous manufacturing Lungsreaes formed as a continuous grooves, wherein the grooves 8, 9 are designed to be open at the end.
  • the longitudinal grooves 8 and the transverse grooves 9 are introduced equally deep into the load introduction component 3, wherein the transverse grooves 9 and the longitudinal grooves 8 together define a bottom portion 1 1 of the receiving portion 6.
  • the bottom portion 1 1 extends in a radial plane with respect to the main axis H, wherein the receiving portion 7 is limited in the axial direction with respect to the main axis H by the bottom portion 1 1.
  • FIG. 4 shows a detailed view of the axle strut 1, from FIG. 1, with the profile component 2 and one of the two load introduction components 3.
  • the profile component 2 has an insertion section 12, the insertion section 12 being accommodated in the receiving section 7 of the load introduction component 3.
  • the insertion portion 12 is formed as the at the axial ends of the profile member 2 with respect to the main axis H.
  • the load introduction component 3 is connected to the profile component 2 via an adhesive connection 13.
  • an adhesive 14 is evenly distributed in an adhesive gap 15 between the insertion portion 12 and the receiving portion 7.
  • the profile component 2 is inserted in the receiving portion 7 in the axial direction with respect to the main axis H via the insertion region 10.
  • the profile component 2 can be subjected to a slight axial pressure in the direction of the receiving section 7.
  • the adhesive 14 is integrally formed on the surface of the receiving portion 7 and the insertion portion 12, so that a full-surface connection of the adhesive 14 is ensured.
  • the longitudinal and transverse grooves 8, 9 must be sealed, since these have a continuous course due to the continuous production process of the load introduction components 3.
  • the grooves before the bonding process by the pressing of an elastic sealant, such as elastomer, thermoplastic, etc., or positively with a hard sealant, such as metal, are sealed.
  • the adhesive 14 is tempered to a bonding temperature of about 150 ° C, whereby a complete curing of the adhesive 14 takes place and the adhesive bond 13 is made.
  • the profiled component 2 is not completely cured during production by the pultrusion process, but has a proportion of about 2 to 12% residual reactivity which is completely converted only upon curing of the adhesive bond 13 and thus an ideal bonding of the adhesive bond 13 ensures the profile component 2.
  • FIG. 5 shows an adhesive preform 16, which is designed and / or suitable for producing the adhesive bond 13, as shown in FIG.
  • the adhesive preform 16 is formed from the adhesive 14 and forms a contour partner to the receiving section 7 and the insertion section 12.
  • the adhesive preform 16 can be formed by direct injection of the adhesive 14 onto the profile component 2.
  • the adhesive preform 16 can also be produced discontinuously in a separate molding tool or be pressed continuously in a profile-like geometry in a die of the molding tool.
  • the adhesive preform 16 has at least approximately the contour of the later adhesive gap 15, wherein the adhesive preform 16 can be deformed in such a way by the insertion of the profiled component 2 into the load introduction component 3 that it completely fills the adhesive gap 15.
  • the adhesive 14 is a high-viscosity adhesive which has a viscosity of 250 Pa * s and thus a pasty consistency.
  • the adhesive 14 is moldable at room temperature and only hardens completely when the bonding temperature is reached.
  • Figure 6 shows a detailed view of the receiving portion 7, in particular one of the longitudinal grooves 8, with the pasted over the adhesive joint 13 insertion portion 12, in particular one of the longitudinal profiles 6.
  • the receiving portion 7 has in the Floor area 1 1 a distance 17, wherein the adhesive bond 13 by the distance 17 has an increased adhesive layer thickness.
  • the receiving section 7 has a further spacing 18 in the introduction region 10, wherein the adhesive bond 13 likewise has an increased adhesive layer thickness in the region of the further spacing 18.
  • the distance 17 and / or the further distance 18 are each formed by a formation, whereby voltage spikes between the profile component 2 and the load-transfer component 3 are avoided by the two distances 17, 18. If the use of a uniform adhesive preform is possible, which can be produced continuously by the molding tool, then it can also be inserted into the adhesive gap 15 between the profiled component 2 and the load introduction component 3.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un procédé permettant de produire un assemblage par collage (13) entre une première et une seconde pièce à assembler (2, 3), la première pièce à assembler (2) présentant une partie insérable (12) et la seconde pièce à assembler (3) présentant une partie logement (7) ; un matériau adhésif (14) correspondant au contour de la partie logement et/ou de la partie insérable (7, 12) est préformé, de sorte qu'on obtient une ébauche adhésive (16) ; l'ébauche adhésive (16) est agencée entre les deux parties (7, 12) ; les deux pièces à assembler (2, 3) sont assemblées l'une à l'autre du fait que la partie insérable (12) est insérée dans la partie logement (7) et l'ébauche adhésive (16) est mise en contact avec la partie insérable (12) et la partie logement (7), de sorte que l'assemblage par collage (13) est réalisé.
PCT/EP2019/062074 2018-05-25 2019-05-10 Procédé permettant de produire un assemblage par collage et bras de suspension pour véhicule WO2019224018A1 (fr)

Applications Claiming Priority (2)

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DE102018208268.5 2018-05-25
DE102018208268.5A DE102018208268A1 (de) 2018-05-25 2018-05-25 Verfahren zum Herstellen einer Klebeverbindung sowie eine Achstrebe für ein Fahrzeug

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Cited By (1)

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CN112172430A (zh) * 2020-10-20 2021-01-05 芜湖禾田汽车工业有限公司 铸造铝合金控制臂

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EP0712742A1 (fr) * 1994-11-19 1996-05-22 Lemförder Metallwaren Ag. Support pendulaire ou équivalent pour la fixation articulée pour éléments de suspension de véhicules à moteur
DE102005013859A1 (de) * 2005-03-24 2006-10-05 Veritas Ag Anordnung mit einem rohrförmigen Element
US20140112708A1 (en) * 2012-10-18 2014-04-24 Epsilon Composite Process for bonding two parts subjected to tensile forces, bonded parts obtained
DE102013200287A1 (de) * 2013-01-11 2014-07-17 Bayerische Motoren Werke Aktiengesellschaft Verfahren für die Herstellung eines Strukturbauteils eines Fahrzeugs
DE102014203653A1 (de) * 2014-02-28 2015-09-03 Robert Bosch Gmbh Kleben mittels Polymerkettenumbau
DE102016211211A1 (de) * 2016-06-23 2017-12-28 Zf Friedrichshafen Ag Achsstrebe für ein Fahrzeug
DE102016211213A1 (de) * 2016-06-23 2017-12-28 Zf Friedrichshafen Ag Achsstrebe für ein Fahrzeug

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Publication number Priority date Publication date Assignee Title
EP0712742A1 (fr) * 1994-11-19 1996-05-22 Lemförder Metallwaren Ag. Support pendulaire ou équivalent pour la fixation articulée pour éléments de suspension de véhicules à moteur
DE4441220A1 (de) 1994-11-19 1996-05-23 Lemfoerder Metallwaren Ag Pendelstütze oder dergleichen für die gelenkige Verbindung von Fahrwerksteilen in Kraftfahrzeugen
DE102005013859A1 (de) * 2005-03-24 2006-10-05 Veritas Ag Anordnung mit einem rohrförmigen Element
US20140112708A1 (en) * 2012-10-18 2014-04-24 Epsilon Composite Process for bonding two parts subjected to tensile forces, bonded parts obtained
DE102013200287A1 (de) * 2013-01-11 2014-07-17 Bayerische Motoren Werke Aktiengesellschaft Verfahren für die Herstellung eines Strukturbauteils eines Fahrzeugs
DE102014203653A1 (de) * 2014-02-28 2015-09-03 Robert Bosch Gmbh Kleben mittels Polymerkettenumbau
DE102016211211A1 (de) * 2016-06-23 2017-12-28 Zf Friedrichshafen Ag Achsstrebe für ein Fahrzeug
DE102016211213A1 (de) * 2016-06-23 2017-12-28 Zf Friedrichshafen Ag Achsstrebe für ein Fahrzeug

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112172430A (zh) * 2020-10-20 2021-01-05 芜湖禾田汽车工业有限公司 铸造铝合金控制臂

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