B29C65/344

SYSTEM AND METHOD FOR BONDING STRUCTURAL COMPONENTS
20190232570 · 2019-08-01 ·

System includes a first object having an energy-assisted bonding (EAB) mechanism along a surface of the first object. The EAB mechanism includes a heat-activatable adhesive layer and a carbon-filled (CF) sheet material. The CF sheet material is electrically conductive for resistive heating. A control sub-system is configured to control a coupling actuator to drive an actuator body toward the first object, wherein the actuator body and the first object engage each other. The coupling actuator is configured to apply pressure to the EAB mechanism along the surface of the first object. The control sub-system is also configured to control the power source to apply a current through the CF sheet material of the EAB mechanism to provide thermal energy through resistive heating that activates the adhesive layer along the interface.

Component bonding method and structure
10364016 · 2019-07-30 · ·

A method of bonding two components at a joint interface using a UV-curable substance. The method comprises incorporating a UV radiation emitting device in the joint interface between the components together with said substance and supplying power to said UV radiation emitting device to generate UV radiation and cure the substance.

METHOD FOR PRODUCING A VEHICLE COMPONENT FROM A FIBER-REINFORCED PLASTIC
20190202141 · 2019-07-04 ·

A method for producing a vehicle component from a fiber-reinforced plastic including providing a skin panel having an inner side, outer side and mounting portion. The skin panel is a fiber-reinforced thermoplastic material. At least one stiffening component has a connection surface. The stiffening component is a fiber-reinforced thermoplastic material. The stiffening component and skin panel are contacted wherein the connection surface lies on the mounting portion. The method includes areally warming a joining zone so the stiffening component and skin panel are welded together. The joining zone is cooled. A determined geometry of the combination of stiffening component and skin panel is compared with a predefinable geometry. The joining zone is re-warmed, deforming the stiffening component and the skin panel, and the method includes cooling in order to attain the predefinable geometry if the determined geometry deviates from the predefinable geometry.

Pressure Tool, Pressing Apparatus And Method For Welding Plastics Components

A pressure tool for applying a pressure force during the welding of plastics components has at least one metallic first component contact section, wherein the pressure tool has at least one elastically deformable second component contact section and is thermally controllable. A Pressure apparatus has at least one such pressure tool for pressing together plastics components during welding. A method for welding plastics components is carried out by such a pressure apparatus and plastics module having at least two welded-together plastics components, wherein the at least two plastics components are welded using such a method.

Resistive implant welding carbon fiber composite thermoplastics
10286609 · 2019-05-14 · ·

A method of resistive implant welding thermoplastic composites. At least two sections of a component formed with weldable thermoplastic material are provided. The two sections of the component each have a welding surface along which the component is welded together. The welding surface includes a first surface adjoining a second surface at an angle exceeding about 30 degrees or another three dimensional shape. A first wire mesh conductor material is positioned between the welding surface of the at least two sections along the first surface. A second wire mesh conductor material is positioned between the welding surface of the at least two sections along the second surface in an overlapping manner at the angled connection. An electric current is applied to the conductors causing the conductors to heat up and melt the at least two sections of the component together.

METHOD FOR CONNECTING TWO JOINING ELEMENTS
20190105847 · 2019-04-11 ·

The present invention relates to a method for connecting two joining elements, these elements being connected by means of a thermally activatable adhesive with a flat heating element arranged therein, by suitable heating of the adhesive. The invention also relates to an assembly produced in this way from two joining elements and to an arrangement designed for carrying out a corresponding method.

Resistive implant welding carbon fiber thermoplastics using highly conductive mesh
10252471 · 2019-04-09 · ·

A method of resistive implant welding carbon fiber thermoplastic composites which includes providing at least two portions of a component formed with carbon fiber material, the at least two portions of the component each have a welding surface where the at least two portions of the component are welded together. One or more conductors of copper or aluminum mesh material positioned between the welding surface of the two portions. The method includes a forming tool having at least two portions capable of moving between an open position and a closed position. The forming tool has a welding region with non-conductive metal surface areas where electric current is selectively applied to facilitate the welding together of the at least two portions of the component. The forming tool has forming regions with conductive surfaces where the two components are shaped.

METHOD FOR THE RESISTANCE WELDING OF FIBER-COMPOSITE COMPONENTS TO GIVE A FIBER-COMPOSITE STRUCTURE, FIBER-COMPOSITE STRUCTURE AND FIBER-COMPOSITE COMPONENT
20190091940 · 2019-03-28 ·

A method for resistance welding of two fiber-composite components to give a fiber-composite structure includes arranging conductive fibers within a jointing region of the two fiber-composite components, where each conductive fiber includes a carbon fiber with an electrically insulating coating. An electric current is passed through the conductive fibers to heat the jointing region to a welding temperature and melt the fiber-composite components in the jointing region. The jointing region is hardened in a manner that bonds the two fiber-composite components by way of the jointing region to give the fiber-composite structure.

Method for the resistance welding of fiber-composite components to give a fiber-composite structure, fiber-composite structure and fiber-composite component
12030258 · 2024-07-09 · ·

A method for resistance welding of two fiber-composite components to give a fiber-composite structure includes arranging conductive fibers within a jointing region of the two fiber-composite components, where each conductive fiber includes a carbon fiber with an electrically insulating coating. An electric current is passed through the conductive fibers to heat the jointing region to a welding temperature and melt the fiber-composite components in the jointing region. The jointing region is hardened in a manner that bonds the two fiber-composite components by way of the jointing region to give the fiber-composite structure.

A METHOD FOR ASSEMBLING A ROTOR BLADE OF A WIND TURBINE

A method for assembling a rotor blade of a wind turbine: a) providing at least two different rotor blade modules that segment the rotor blade along a longitudinal direction thereof, wherein each rotor blade module has a sloped interface section that include a weldable thermoplastic resin and/or a weldable thermoset resin (M, b) providing a resistive element, c) arranging the rotor blade modules and the resistive element in such a way that sloped interface sections face each other and the resistive element is sandwiched between the sloped interface sections, d) energizing the resistive element to apply heat to a weldable thermoplastic resin and/or the weldable thermoset resin to melt or to soften it, and e) joining the sloped interface sections together at a joint by means of the molten or softened weldable thermoplastic resin and/or the weldable thermoset resin to form the rotor blade.