EP4251404A1 - Système pour fabriquer par extrusion au moins un objet tridimensionnel - Google Patents

Système pour fabriquer par extrusion au moins un objet tridimensionnel

Info

Publication number
EP4251404A1
EP4251404A1 EP21820143.2A EP21820143A EP4251404A1 EP 4251404 A1 EP4251404 A1 EP 4251404A1 EP 21820143 A EP21820143 A EP 21820143A EP 4251404 A1 EP4251404 A1 EP 4251404A1
Authority
EP
European Patent Office
Prior art keywords
temperature control
detection
produced
volume
dimensional object
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP21820143.2A
Other languages
German (de)
English (en)
Inventor
Mario Hamberger
Philippe-Daniel MERILLET
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hans Weber Maschinenfabrik GmbH
Original Assignee
Hans Weber Maschinenfabrik 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 Hans Weber Maschinenfabrik GmbH filed Critical Hans Weber Maschinenfabrik GmbH
Publication of EP4251404A1 publication Critical patent/EP4251404A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y10/00—Processes of additive manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/10—Formation of a green body
    • B22F10/18—Formation of a green body by mixing binder with metal in filament form, e.g. fused filament fabrication [FFF]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/30—Process control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/80—Data acquisition or data processing
    • B22F10/85—Data acquisition or data processing for controlling or regulating additive manufacturing processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/90—Means for process control, e.g. cameras or sensors
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/02—Small extruding apparatus, e.g. handheld, toy or laboratory extruders
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/10—Processes of additive manufacturing
    • B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
    • B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
    • 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
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/295—Heating 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
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/30—Auxiliary operations or equipment
    • B29C64/364—Conditioning of environment
    • 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
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/30—Auxiliary operations or equipment
    • B29C64/386—Data acquisition or data processing for additive manufacturing
    • B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y50/00—Data acquisition or data processing for additive manufacturing
    • B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—Temperature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Definitions

  • the invention relates to a device for the extrusion-based production of at least one three-dimensional object.
  • Corresponding devices for the extrusion-based production of three-dimensional objects are basically known from the prior art. By means of appropriate devices, three-dimensional objects constructed in particular in layers can be produced on the basis of extrusion.
  • the temperature control of the three-dimensional object that has been produced or is being produced is of particular importance in corresponding extrusion-based production processes, in particular for the realization of desired structural properties of the three-dimensional object.
  • the invention is based on the object of specifying an improved device for the extrusion-based production of at least one three-dimensional object.
  • a first aspect of the invention relates to a device for the extrusion-based production of at least one three-dimensional object.
  • the device is therefore set up to produce three-dimensional objects based on extrusion.
  • object can be understood to mean any three-dimensional object or any portion of a three-dimensional object.
  • a three-dimensional object can e.g. B. be a technical component or a technical component group.
  • a section of a three-dimensional object can accordingly be a section of a technical component or a section of a technical component group.
  • the device is set up in particular for the extrusion-based production of at least one object via an at least partially, optionally complete, extrusion-based layered structure of a corresponding object.
  • the extrusion-based production of a corresponding object can therefore be carried out by means of the device at least in sections, if necessary completely, in layers or in layers.
  • the device is suitable for extrusion-based processing of at least one extrusion material, i. H. set up for extruding at least one extrusion material onto a substrate.
  • extrusion material is typically understood to mean an extrudable or extrudable plastic material.
  • thermoplastic plastic materials in particular come into consideration.
  • the term “plastic material” basically also includes mixtures of at least two plastic materials that differ in at least one chemical and/or physical parameter and/or mixtures of at least one plastic material with at least one filler material.
  • a construction platform or a position or layer of the or an extrusion material which may also be understood to mean only a single material web or a single material strand of the or an extrusion material.
  • the device comprises a detection device, which has at least one device for detecting the temperature of at least one specific area or volume element of a three-dimensional object manufactured or being manufactured with the device (if the term “object” is used below, this always includes a Device to understand manufactured or in production three-dimensional object) descriptive Parameters furnished detection element includes.
  • the detection device can therefore be used to specifically detect parameters which directly or indirectly describe the temperature of at least one specific area or volume element, ie, as will be explained in more detail below, in particular a specific partial area or a specific partial volume of an object.
  • Corresponding parameters are therefore typically quantities from which the temperature of an object can be derived directly or indirectly. With corresponding parameters, it can be concrete z. B.
  • the temperature of at least one respective surface or volume element of the object to emitted from at least one respective surface or volume element of the object electromagnetic radiation such.
  • B. a length or volume change, etc. act at least one respective area or volume element of the object.
  • a surface element of the object is typically to be understood as meaning a two-dimensional surface section or area of the respective object.
  • a corresponding surface element typically represents a (discrete) partial area of the total (surface) surface of the object in relation to the total (surface) surface of the object.
  • a corresponding surface element can in particular be an exposed side and/or surface or top of the respective object form. In principle, however, it is also conceivable that a corresponding surface element is not exposed, i. H. located within the respective object.
  • a volume element is typically understood to mean a three-dimensional volume section or area of the respective object.
  • a corresponding volume element typically represents a (discrete) partial volume of the total volume of the respective object in relation to the total volume of the respective object.
  • a corresponding volume element can in particular form an exposed side and/or surface or upper side of the respective object. In principle, however, it is also conceivable that a corresponding volume element is not exposed, i. H. located within the respective object.
  • temperature information for specific (discrete) surface or volume elements of the respective object can be generated in a targeted manner by detecting corresponding parameters which are assigned to at least one specific surface or volume element of the respective object.
  • Corresponding temperature information describes a parameter that describes the temperature of at least one specific area or volume element of the respective object.
  • Corresponding the detection device enables a targeted individualized or individualized temperature observation or monitoring of individual surface or volume elements of the respective object, so that corresponding temperature information can be used to record the temperature of one or more surface or volume elements of the respective object is possible.
  • the device also includes a temperature control device, which includes at least one temperature control element set up to control the temperature of at least one surface or volume element of the respective object.
  • a temperature control device includes at least one temperature control element set up to control the temperature of at least one surface or volume element of the respective object.
  • temperature control can therefore be achieved in a targeted manner—this is basically to be understood as meaning both heating and cooling—of at least one specific surface or volume element of the respective object.
  • a targeted temperature control of a surface or volume element forming an exposed side and/or surface or top of the respective object can be implemented. In this way, in connection with a layered structure of the object, z. B. a pre- or post-tempering of the object or a layer of the object can be realized.
  • the device also includes a control device implemented in terms of hardware and/or software, which is used to control or regulate the operation of the at least one temperature control element for temperature control of the or at least one specific surface or volume element of the respective object on the basis of a parameter detected by the at least one detection element is set up.
  • a control device implemented in terms of hardware and/or software, which is used to control or regulate the operation of the at least one temperature control element for temperature control of the or at least one specific surface or volume element of the respective object on the basis of a parameter detected by the at least one detection element is set up.
  • the control device can therefore be used on the basis of a detected parameter, which, as mentioned, describes the temperature of the or at least one specific area or volume element of the respective object, or corresponding temperature information which describes the temperature of the or at least one specific area or volume element of the respective object, generate control or regulation information which controls the operation of the at least one temperature control element for temperature control of the or at least one specific surface or volume element of the respective object and thus the temperature control of the or at least one specific surface or volume element of the respective Object are taken as a basis.
  • the control device can be set up to implement an optionally closed control or regulating circuit for an individualizable or individualized temperature control of one or more surface or volume elements of the respective object.
  • the at least one detection element and the at least one temperature control element can therefore be assigned to the same surface or volume element(s).
  • a temperature control device in particular on the basis of corresponding control or
  • Volume element can therefore be at least one or generally at least one specific surface or volume element for which corresponding parameters are detected by the detection device or corresponding temperature information is or was generated.
  • the temperature information generated by the detection device for a specific area or volume element can be used for the temperature control of the specific area or volume element. This can be useful, for example, if temperature information on a specific area or volume element indicates that this area or volume element is to be tempered.
  • the at least one detection element and the at least one temperature control element can have different surface or
  • a surface or volume element that can be tempered or tempered by means of the temperature control device can therefore not be the at least one or generally at least one specific surface or volume element for which corresponding parameters are recorded by the detection device or one
  • Temperature information is or was generated, but act to another area or volume element.
  • the temperature information generated by the detection device for a specific area or volume element can be used for the temperature control of another area or volume element.
  • This can be useful, for example, if temperature information on a specific area or volume element, e.g. B. in the area of the outside or front of an object, it follows that (also) another surface or volume element, z. B. in the area of the inside or back of the object is to be tempered.
  • directly or indirectly adjacent surface or volume elements so that temperature information on a specific surface or volume element can result in the temperature of a directly or indirectly adjacent surface or volume element (also) having to be tempered.
  • the detection device can comprise one or more corresponding detection elements.
  • the detection device can comprise a plurality of detection elements arranged or formed spatially distributed around the respective object.
  • Corresponding detection elements can be arranged or formed in one or more planes around the respective object, optionally as arrays or in other one-dimensional or multi-dimensional arrangements.
  • the overall detection area of the detection device can be expanded, so that a first detection area, i. H. e.g. B. a first surface or volume element of the respective object, and a further detection element, a further detection area, d. H. e.g. B. another surface or volume element of the respective object can be detected.
  • corresponding parameters or temperature information can be checked for plausibility in this way, so that the parameters detected by a first detection element, e.g. B. by comparison with parameters detected by a further detection element, can be checked for plausibility. Equally, it can be ensured in this way that if one detection element fails, at least one additional detection element is present.
  • the temperature control device can comprise one or more corresponding temperature control elements.
  • the temperature control device with a plurality of temperature control elements, it applies that it can comprise a plurality of temperature control elements arranged or formed spatially distributed around the respective object.
  • Appropriate temperature control elements can be arranged or formed in one or more planes around the respective object, optionally as arrays or in other one- or multi-dimensional arrangements.
  • the total temperature control range of the temperature control device can be expanded, so that a first temperature control range, ie a first surface or volume element of the respective object, e.g. B. for heating, and a further surface or volume element of the respective object, ie z. B. another temperature range z. B.
  • the detection elements can be movably mounted in at least one degree of freedom of movement relative to the respective object. Individual, several or all detection elements can thus be moved in one or more planes relative to the respective object, which, for. B. due to a more precise orientation of a detection element relative to a specific surface or volume element, in an improved detection of corresponding parameters or temperature information can result.
  • individual, several or all of the temperature control elements can be movably mounted in at least one degree of freedom of movement relative to the respective object. Individual, several or all temperature control elements can therefore be moved in one or more planes relative to the respective object, which, for. B. due to a more precise orientation of a temperature control element relative to a specific surface or volume element, in an improved temperature control of the surface or volume element can result.
  • both the detection elements and the temperature control elements are mounted so that they can move relative to the object in at least one degree of freedom of movement - this can basically be a translational and/or rotational degree of freedom - movements of the at least one detection element can be dependent on or independent of movements of the at least one temperature control element . Conversely, movements of the at least one temperature control element can take place as a function of or independently of movements of the at least one detection element.
  • the device can comprise at least one drive device and/or at least one guide device.
  • a corresponding z. B. implemented as a drive motor, drive device is typically set up to generate individual, several or all detection elements and / or temperature control elements in a movement along a translational and / or rotational movement path displacing driving force.
  • a corresponding z. B. implemented as a guide rail, the guide device is typically set up to determine corresponding trajectories.
  • a corresponding drive and / or A control device can be assigned to the guide device, which is set up to generate data controlling the operation of the drive or guide device, via which specific one-dimensional or multi-dimensional movement paths of the respective detection element or elements and/or temperature control elements can be implemented.
  • At least one detection element and/or at least one temperature control element can be arranged on an extrusion device of the device that is movably mounted in at least one degree of freedom of movement, as mentioned below or trained.
  • temperature control can take place, in particular immediately, before a new layer of extruded extrusion material is applied to the respective substrate.
  • the respective detection element and/or temperature control element is arranged or designed rigidly on the extrusion device, i.e. is not movably mounted relative to the extrusion device, so that movements of the respective detection element and/or temperature control element are dependent on movements of the extrusion device, or that the respective detection element and/or temperature control element is arranged or designed to be movable on the extrusion device with at least one degree of freedom of movement, i.e. is itself mounted so that it can move relative to the extrusion device, so that movements of the respective detection element and/or temperature control element can be implemented independently of movements of the extrusion device.
  • the at least one detection element or, in the case of a plurality of detection elements, at least one detection element can have a detection region that is variable in terms of area or volume.
  • the detection range of the at least one detection element, i. H. the area in which a detection element can detect the object can therefore be variable in terms of area or volume, so that corresponding parameters for sections of the object with different dimensions in terms of area or volume can be detected with one detection element.
  • the at least one temperature control element or, in the case of a plurality of temperature control elements, at least one temperature control element can have a temperature control area that is variable in terms of area or volume.
  • the Temperature control area of the at least one temperature control element ie the area in which a temperature control element can temperature control the object, can therefore be changeable in terms of area or volume, so that sections of the object with different surface or volume dimensions can be temperature controlled with a temperature control element.
  • the at least one detection element of the detection device can, in all embodiments, e.g. B. be designed as an acoustic and / or optical and / or mechanical and / or thermal sensor element or at least include such.
  • An acoustic detection or sensor element can, for. B. a sound element, in particular an ultrasonic sensor element, be an optical detection or sensor element z.
  • B. an image capture element such.
  • B. a temperature sensing element such. B. be an infrared sensor element.
  • the at least one or in the case of several temperature control elements at least one temperature control element can be designed in all embodiments as a radiation generating element designed to generate a temperature control, in particular electromagnetic, temperature control radiation or at least comprise such a radiation element.
  • a corresponding radiation-generating element can be variable in its operating parameters, so that by adapting or setting appropriate operating parameters, tempering radiation with different properties, i. H. in particular different intensity, power, etc., can be realized.
  • a radiation-generating element can specifically be, in particular, an infrared emitter that is set up to generate and emit infrared radiation.
  • tempering radiation with different properties can also be emitted by optical devices, such as e.g. B. deflection and / or aperture and / or focusing devices such. B. lenses can be realized. Consequently, the at least temperature control at least one optical device such. B. be assigned a deflection and / or aperture and / or focusing device, which is set up to generate tempering radiation of different properties.
  • the at least one or in the case of several temperature control elements at least one temperature control element can be designed as a flow generation element designed to generate a temperature control, in particular gaseous, temperature control flow, or can at least comprise such a flow.
  • a corresponding flow-generating element can be variable in its operating parameters, so that tempering flows with different properties, ie in particular different temperature, power, etc., can be realized by adapting or setting corresponding operating parameters.
  • a flow-generating element can specifically be, in particular, a hot or cooling fan, which is set up to generate and discharge a, in particular gaseous, heating or cooling flow.
  • tempering flow can also refer to a plasma. Consequently, it can be at least one or in the case of several
  • Tempering elements can be configured as at least one tempering element as a plasma generating element set up to generate a plasma that brings about temperature control, or at least comprise such a plasma.
  • the at least one or in the case of several detection elements at least one detection element and the at least one or in the case of several
  • At least one temperature control element can form a separately manageable, combined detection and temperature control functional unit, which is set up to detect a parameter that describes the temperature of at least one specific surface or volume element of a respective object and to temperature control the at least one surface or volume element of the respective object . Consequently, at least one can
  • Detection element and at least one temperature control element are combined into a combined detection and temperature control functional unit, which can be an independent module. Independent assemblies are therefore implemented via corresponding combined detection and temperature control functional units, which can also represent an independent aspect of the invention, via which both corresponding parameters or temperature information can be recorded and a corresponding temperature control of at least one surface or volume element of the respective object can be realized. Corresponding combined detection and temperature control functional units can be aligned and/or positioned in a specific alignment and/or position relative to at least one specific surface or volume element of the respective object.
  • Corresponding combined detection and temperature control functional units can also include a hardware and/or software implemented control device which is used to control the operation of the at least one temperature control element for temperature control of the or at least one specific area or volume element of the respective object on the basis of one of the at least a detection element detected parameter is set up.
  • a corresponding combined detection and temperature control functional unit can comprise a mounting or supporting structure which has at least one, e.g. B. mechanical, mount interface for, optionally detachable, mount the at least one detection element and at least one, z. B. mechanical, holder interface for optionally detachable, holder of at least one temperature control element can include.
  • a corresponding mounting or support structure can include several mounting interfaces, on which detection elements and temperature control elements can be mounted, so that a corresponding combined detection and temperature control functional unit can be configured as desired by equipping respective mounting interfaces with detection elements and temperature control elements.
  • a corresponding mounting or support structure can also include a mounting interface for a control device.
  • the device can, of course, comprise several corresponding combined detection and temperature control functional units. These can e.g. B. in one or more planes spatially distributed around the respective object.
  • At least one combined detection and temperature control functional unit is movably mounted in at least one degree of freedom of movement relative to the respective object.
  • the statements in connection with the movable mounting of the detection elements or temperature control elements apply analogously.
  • control device can be set up to control the operation of the at least one temperature control element for temperature control of the or at least one specific area or volume element of the respective object with regard to at least one target variable.
  • a corresponding target variable can be at least one chemical and/or physical and/or geometric parameter of one or more surface or volume elements of the respective contain objects.
  • a corresponding target variable contains at least one local and/or time profile of at least one chemical and/or physical and/or geometric parameter of one or more surface or volume elements of the respective object.
  • a corresponding target value z. B. be or include a target temperature or a (s) target temperature range of or at least one specific surface or volume element of the object.
  • a corresponding target variable can also be or contain one or more identical or different target temperatures or ranges for one or more surface or volume elements of the object.
  • target variables such as e.g. B. mechanical characteristics, d. H. e.g. B. the density, strength, etc., of the object in the area of at least one surface or volume element, as examples of physical parameters or geometric parameters, d. H. e.g. B. length, width, height, etc., of the object in the area of at least one surface or volume element, as examples of geometric parameters.
  • control device can be set up to divide an object into a number of surface or volume elements.
  • control device can use a component, possibly a component of an artificial intelligence, d. H. in particular an algorithm forming an artificial neural network, which is set up to divide a respective object into a plurality of surface or volume elements.
  • Corresponding surface or volume elements can have the same or different dimensions with regard to their surface and/or volume dimensions.
  • a corresponding algorithm, which z. B. can form a component of a computer program (product), comprising instructions which, when the computer program (product) is executed by a computer, cause it to divide an object into several surface or volume elements, can in principle be set up to divide the respective object e.g. B. based on design data of the respective object, such. B. CAD data, or construction data of the respective object, such. B. STL data to perform.
  • a corresponding algorithm can take one or more parameters into account when dividing the respective object into a number of surface or volume elements.
  • Corresponding parameters can relate in particular to the object that has been manufactured or is in the process of being manufactured. Corresponding parameters can therefore z. B.
  • corresponding parameters can therefore e.g. B. relate to the temperature of the respective object or at least one object section.
  • the device typically includes an extrusion device which is set up for melting or plasticizing an extrusion or plastic material.
  • a corresponding extrusion device typically includes at least one extruder chamber.
  • the extruder chamber typically comprises one or more extruder chamber walls delimiting or defining the extruder chamber.
  • the extruder chamber which may also be referred to as an extruder barrel, can have differently functionalized areas or zones, such as e.g. B. one, z. B.
  • a corresponding extrusion device typically comprises at least one extruder screw arranged or formed in the extruder chamber.
  • the extruder screw typically defines an extruder axis about which the extruder screw is mounted at least so that it can rotate.
  • the extrusion device can be movably mounted in at least one degree of freedom of movement relative to the or a subsurface.
  • the device can comprise a drive device and/or a guide device.
  • a corresponding z. B. implemented as a drive motor drive device is typically set up to generate the extrusion device in a movement along a translatory and / or rotary movement path offset driving force.
  • a corresponding z. B. implemented as a guide rail the guide device is typically set up to determine corresponding trajectories.
  • the or a control device can be assigned to a corresponding drive and/or guide device, which is set up to generate data controlling the operation of the drive or guide device, via which one-dimensional or multi-dimensional movement paths of the extrusion device can be implemented.
  • a corresponding drive and / or guide device can, for. B. be realized via a single or multi-axis robot device.
  • a second aspect of the invention relates to a method for the extrusion-based production of at least one three-dimensional object, comprising:
  • Detecting a parameter describing the temperature of at least one specific area or volume element of a manufactured or being manufactured three-dimensional object by means of at least one detecting element, in particular one forming part of a detecting device described in connection with the device
  • 1 - 3 each show a schematic representation of a device for the extrusion-based production of a three-dimensional object according to an exemplary embodiment
  • the device 1 shows a schematic representation of a device 1 for the extrusion-based production of a three-dimensional object 2 according to a first exemplary embodiment.
  • the device 1 is set up in particular for the extrusion-based production of an object 2 via an at least partially, optionally complete, extrusion-based layered structure.
  • the extrusion-based production of an object 2 can therefore be carried out at least in sections, if necessary completely, in layers or done in layers.
  • the device 1 is set up accordingly for the extrusion-based processing of at least one extrusion material, ie for the extrusion of at least one extrusion material onto a substrate 3 .
  • An extrusion material can be an extrudable or extrudable plastic material.
  • thermoplastic plastic materials in particular come into consideration.
  • the term “plastic material” basically also includes mixtures of at least two plastic materials that differ in at least one chemical and/or physical parameter and/or mixtures of at least one plastic material with at least one filler material.
  • a substrate 3 it can be z.
  • the device 1 comprises an extrusion device 4, which is set up for melting or plasticizing an extrusion material.
  • the extrusion device 4 comprises an extruder chamber 4.1, which may also be referred to as an extruder cylinder, and an extruder screw 4.2 which is arranged in the extruder chamber 4.1 and defines an extruder axis (not designated).
  • the extruder chamber 4.1 comprises one or more extruder chamber walls (not labeled) which delimit or define the extruder chamber 4.1.
  • the extruder chamber 4.1 can have differently functionalized areas or zones (not labeled or shown), such as e.g. B. a, z. B.
  • the extrusion device 4 can be moved in at least one degree of freedom--example degrees of freedom of movement are indicated in FIG be stored.
  • the device 1 can comprise a drive device (not shown) and/or a guide device (not shown).
  • a corresponding z. B. implemented as a drive motor, drive device is typically set up to generate the extrusion device 4 in a movement along a translational and / or rotary movement path offset driving force.
  • a corresponding z. B. implemented as a guide rail the guide device is typically set up to determine corresponding trajectories.
  • a control device can be assigned to a corresponding drive and/or guide device, which is set up to generate data controlling the operation of the drive or guide device, via which one-dimensional or multi-dimensional movement paths of the extrusion device 4 can be implemented.
  • a corresponding drive and / or guide device can, for. B. via a single or multi-axis robotic device such. B. an industrial robot can be realized.
  • the device 1 comprises a detection device 5, which comprises at least one detection element 5.1 set up to detect a parameter that describes the temperature of at least one specific area or volume element 2.x of a three-dimensional object 2 that has been produced with the device or is being produced.
  • Parameters that directly or indirectly describe the temperature of at least one specific area or volume element 2.x of an object 2 can therefore be detected by means of the detection device 5 in a targeted manner.
  • Corresponding parameters are therefore typically variables from which the temperature of an object 2 can be derived directly or indirectly. With corresponding parameters, it can be concrete z.
  • a surface element of the object 2 is typically to be understood as a two-dimensional surface section or region of the respective object, which typically represents a (discrete) sub-area of the total (surface) surface of the object in relation to the total (surface) surface of the respective object.
  • a volume element is typically to be understood as a three-dimensional volume section or region of the respective object 2, which typically represents a (discrete) partial volume of the total volume of the respective object 2 in relation to the total volume of the respective object.
  • temperature information for specific (discrete) surface or volume elements 2.x of the object 2 can be generated in a targeted manner by detecting corresponding parameters which are assigned to at least one specific surface or volume element 2.x of the respective object 2.
  • Corresponding temperature information describes a parameter that describes the temperature of at least one specific surface or volume element 2.x of the respective object 2. Accordingly, the detection device 5 enables a targeted, individualized temperature observation or monitoring of individual surfaces or volume elements of the respective object 2, so that a spatially or locally, possibly also temporally, (high) resolution temperature detection of one or more surface or Volume elements 2.x of the respective object 2 is possible.
  • the device 1 also includes a temperature control device 6, which includes at least one temperature control element 6.1 set up to control the temperature of at least one surface or volume element 2.x of the respective object 2.
  • a temperature control can thus be achieved in a targeted manner--this is basically to be understood as meaning both heating and cooling--of at least one specific surface or volume element 2.x of the respective object 2.
  • the temperature control device 6 can be used to implement a targeted temperature control of a surface or volume element 2.x forming an exposed side and/or surface or upper side of the respective object 2. In this way, in connection with a layered structure of the object 2, z. B. a pre- and / or post-tempering of the object 2 or a layer of the object 2 can be realized.
  • the device 1 also includes a hardware and / or software implemented control device 7, which for controlling or regulating the operation of at least one temperature control element 6.1 for temperature control of the or at least one specific surface or volume element 2.x of the respective object 2 on the basis of a is set up by the at least one detection element 5.1 detected parameter.
  • the control device 7 can therefore be based on a detected parameter, which, as mentioned, the Temperature of the or at least one specific area or volume element 2.x of the respective object 2 describes, or corresponding
  • Temperature information which describes the temperature of the or at least one specific surface or volume element 2.x of the respective object 2, generate control or regulation information which is used to control the operation of the at least one temperature control element 6.1 for temperature control of the or at least one specific surface or Volume element 2.x of the respective object 2 and thus the temperature control of the or at least one specific surface or volume element 2.x of the respective object 2 are taken as a basis.
  • the control device 7 can in particular be set up, an optionally closed, control or regulating circuit for an individualized or individualized temperature control of one or more surface or
  • the control device 7 can represent a central control device 1 of the device 1 .
  • a respective detection element 5.1 and a respective temperature control element 6.1 can be assigned to the same surface or volume element(s) 2.x.
  • a surface or volume element 2.x that can be temperature-controlled or tempered by means of the temperature control device 6, in particular on the basis of corresponding control or regulation information generated by the control device 7, can therefore be the surface or volume element 2.x for which corresponding parameters are recorded by the recording device 5 or corresponding temperature information is or was generated.
  • the temperature information generated by the detection device 5 for a specific area or volume element 2.x can be used for the temperature control of the specific area or volume element 2.x. This can be useful, for example, if temperature information on a specific area or volume element 2.x indicates that this area or volume element 2.x is to be tempered.
  • a respective detection element 5.1 and a respective temperature control element 6.1 can be assigned to different surface or volume elements 2.x.
  • a surface or volume element 2.x that can be or is tempered by means of the temperature control device 5 can therefore not be the at least one or generally at least one specific surface or volume element 2.x for which the detection device 5 detects or records corresponding parameters temperature information is or was generated, but is a different area or volume element 2.x. She can like that temperature information generated by the detection device 5 for a specific surface or volume element 2.x for the temperature control of another surface or volume element 2.x. This can be useful, for example, if temperature information on a specific surface or volume element 2.x, e.g. B.
  • the detection device 5 can comprise one or more corresponding detection elements 5.1.
  • the detection elements 5.1 can be arranged or formed in one or more planes around the respective object 2, optionally as arrays or in other one- or multi-dimensional arrangements.
  • the overall detection area of the detection device 5 can be expanded, so that a first detection area, i. H. e.g. B. a first surface or volume element 2.x of the respective object 2, and a further detection element 5.1 a further detection area, d. H. e.g. B. another surface or volume element 2.x of the respective object 2 can be detected.
  • a plausibility check of corresponding parameters or temperature information can be carried out in this way, so that the parameters detected by a first detection element 5.1, e.g. B. by comparison with parameters detected by a further detection element 5.1, can be checked for plausibility. Equally, it can be ensured in this way that if a detection element 5.1 fails, at least one additional detection element 5.1 is present.
  • the temperature control device 6, as indicated, can include one or more corresponding temperature control elements 6.1.
  • the temperature control device 6.1 such an exemplary embodiment is shown by way of example in FIGS. 2 and 3—with several temperature control elements 6.1, it applies that these several Spatially distributed around the respective object 2 arranged or formed temperature control elements 6.1 can include.
  • the temperature control elements 6.1 can be arranged or formed in one or more planes around the respective object 2, optionally as arrays or in other one- or multi-dimensional arrangements. In this way, for example, the total temperature control range of the temperature control device 6 can be expanded, so that a first temperature control range, ie a first surface or volume element 2.x of the respective object 2, e.g. B.
  • a further temperature control element 6.1 ie for example a further temperature range z. B. for cooling, can be tempered. Equally, it can be ensured in this way that if a temperature control element 6.1 fails, at least one further temperature control element 6.1 is present.
  • individual, several or all of the detection elements 5.1 can be movably mounted in at least one degree of freedom of movement relative to the respective object 2. Individual, several or all of the detection elements 5.1 can therefore be moved in one or more planes relative to the respective object 2. Exemplary degrees of freedom of movement of detection elements 5.1 are indicated in FIG. 1 by the axes or double arrows, which are representative of all exemplary embodiments.
  • individual, several or all of the temperature control elements 6.1 can be movably mounted in at least one degree of freedom of movement relative to the respective object 2. Individual, several or all of the temperature control elements 6.1 can therefore be moved in one or more planes relative to the respective object 2. Exemplary degrees of freedom of movement of temperature control elements 6.1 are indicated in FIG. 1 by the axes or double arrows, which are representative of all exemplary embodiments.
  • the implementation of movements of the respective detection element(s) 5.1 and/or temperature control element 6.1 can alternatively or additionally also be achieved in that individual, several or all detection elements 5.1 and/or temperature control elements 6.1 are mounted on the extrusion device 4 of the device 1 are arranged or formed.
  • temperature control can take place, in particular immediately, before a new layer of extruded extrusion material is applied to the respective substrate.
  • both detection elements 5.1 and temperature control elements 6.1 are mounted so that they can move relative to the object 2 in at least one degree of freedom of movement—this can in principle be a translational and/or rotational degree of freedom of movement—movements of the detection element(s) 5.1 can be dependent or take place independently of movements of the temperature control element(s) 6.1. Conversely, movements of the temperature control element or elements 6.1 can take place as a function of or independently of movements of the detection element or elements 5.1.
  • the device 1 can comprise at least one drive device and/or at least one guide device (not shown).
  • a corresponding z. B. implemented as a drive motor, drive device is typically set up to generate individual, several or all detection elements 5.1 and / or temperature control elements 6.1 in a movement along a translational and / or rotational movement path displacing driving force.
  • a corresponding z. B. implemented as a guide rail the guide device is typically set up to determine corresponding trajectories.
  • a corresponding drive and/or guide device can have a control device--this can e.g. B.
  • control device 7 - be assigned, which is set up to generate the operation of the drive or guide device controlling data, via which certain one- or multi-dimensional movement paths of the or the respective detection element 5.1 and / or temperature control elements 6.1 can be realized .
  • a respective detection element 5.1 can have a detection area that is variable in terms of area or volume.
  • the detection area of a detection element, 5.1 ie the area in which the detection element 5.1 can detect the object 2, can therefore be variable in terms of area or volume, so that corresponding parameters for sections of the object 2 with different dimensions in terms of area or volume can be detected with a detection element 5.1 to let.
  • a respective temperature control element 6.1 can have a temperature control area that can be changed in terms of area or volume.
  • the temperature control range of a temperature control element 6.1, d. H. the area in which the temperature control element 6.1 can temperature control the object 2 can therefore be variable in terms of area or volume, so that sections of the object 2 with different dimensions in terms of area or volume can be temperature controlled with a temperature control element 6.1.
  • a respective detection element 5.1 can in all embodiments z. B. be designed as an acoustic and / or optical and / or mechanical and / or thermal sensor element or at least include such.
  • An acoustic detection or sensor element can, for. B. a sound element, in particular an ultrasonic sensor element, be an optical detection or sensor element z.
  • B. an image capture element such.
  • B. a temperature sensing element such. B. be an infrared sensor element.
  • a respective temperature control element 6.1 can be configured to generate temperature control radiation, in particular electromagnetic temperature control radiation
  • a corresponding radiation generating element can be variable in its operating parameters, so that tempering radiation with different properties, ie in particular different intensity, power, etc., can be realized by adapting or setting corresponding operating parameters.
  • a radiation-generating element can specifically be, in particular, an infrared emitter that is set up to generate and emit infrared radiation. Basically, it is conceivable that tempering radiation of different properties by optical devices (not shown), such. B. deflection and / or aperture and / or focusing devices such. B. lenses can be realized. Consequently, a respective temperature control element 6.1 at least one optical device, such as. B.
  • a respective temperature control element 6.1 in all exemplary embodiments can be designed to generate a temperature control flow, in particular a gaseous flow, that brings about temperature control
  • a corresponding flow-generating element can be variable in its operating parameters, so that tempering flows with different properties, i. H. in particular different temperature, power, etc., can be realized.
  • a flow-generating element can specifically be, in particular, a hot or cooling fan, which is set up to generate and discharge a, in particular gaseous, heating or cooling flow.
  • tempering flow can also refer to a plasma.
  • a respective temperature control element 6.1 can also be designed as a plasma generation element set up to generate a plasma that brings about temperature control, or at least comprise such a plasma.
  • FIG. 2 shows that at least one detection element 5.1 and at least one temperature control element 6.1 can form a separately manageable, combined detection and temperature control functional unit 8, which is used to detect the temperature of at least one specific surface or volume element 2 .x of a respective object 2 descriptive parameter and for temperature control of the at least one surface or volume element 2.x of the object 2 is set up. Consequently, at least one detection element 5.1 and at least one temperature control element 6.1 can be combined to form a combined detection and temperature control functional unit 8, which can be an independent assembly.
  • independent assemblies can be realized via corresponding combined detection and temperature control functional units 8, via which both corresponding parameters or temperature information can be recorded and a corresponding temperature control of at least one surface or volume element 2.x of the respective object 2 can be implemented.
  • corresponding combined detection and temperature control functional units 8 can be aligned and/or positioned in a specific alignment and/or position relative to at least one specific surface or volume element 2.x of the respective object 2.
  • corresponding combined detection and temperature control functional units 8 can include a hardware and/or software implemented control unit 7.1 (optional) which is used to control the operation of the respective temperature control element 6.1 for temperature control of the or at least one specific Area or volume element 2.x of the respective object 2 is set up on the basis of a parameter detected by the respective detection element 5.1.
  • FIG. 2 also shows, by way of example, that corresponding combined detection and temperature control functional units 8 can comprise a holding or supporting structure 9 which has at least one, e.g. B. mechanical, mounting interface 9.x for, possibly detachable, mounting of the respective detection element 5.1 and at least one, z. B. mechanical, holder interface 9.x for optionally detachable holder of the respective tempering element 6.1 can include.
  • a corresponding mounting or supporting structure 9 can - as shown in Fig.
  • 2 - include several mounting interfaces 9.x, on which detection elements and temperature control elements as well as the respective control unit 7.1 can be mounted, so that a corresponding combined detection and temperature control functional unit 8 via corresponding equipment of respective holder interfaces 9.x with detection elements 5.1, temperature control elements 6.1 and optionally control units 7.1 can be configured as desired.
  • FIG. 2 shows a plurality of corresponding combined detection and temperature control functional units 8, which can be arranged or formed spatially distributed around the respective object 2 in one or more planes
  • exemplary embodiments with only one ( single) combined detection and temperature control functional unit 8 conceivable. It is also the case for respective combined detection and temperature control functional units 8 that these can be movably mounted with at least one degree of freedom of movement relative to the respective object 2 .
  • the explanations in connection with the movable mounting of the detection elements 5.1 or temperature control elements 6.1 apply analogously.
  • connection shown between the individual control units 7.1 and the control device 7 is to be understood as optional.
  • the control device 7 is therefore not absolutely necessary for the exemplary embodiment shown in FIG. From this it follows that the connection of the control units 7.1 to one another is not absolutely necessary.
  • the respective detection elements 5.1 and temperature control elements 6.1 can be connected to the control device 7.
  • the control device 7 can be set up to control the operation of at least one temperature control element 6.1 for temperature control of the or at least one specific surface or volume element 2.x of the respective object 2 with regard to at least one target variable.
  • a corresponding target variable can contain at least one chemical and/or physical and/or geometric parameter of one or more areas or volume elements 2.x of the respective object 2.
  • a corresponding target variable contains at least one local and/or time profile of at least one chemical and/or physical and/or geometric parameter of one or more surface or volume elements 2.x of the respective object 2.
  • a corresponding target value z. B be or include a target temperature or a (s) target temperature range of or at least one specific surface or volume element 2.x of the respective object 2.
  • a corresponding target variable can also be or contain one or more identical or different target temperatures or ranges for one or more surface or volume elements of the respective object 2 .
  • target variables such as e.g. B. mechanical characteristics, ie z. B. the density, strength, etc., of the respective object 2 in the area of at least one surface or volume element 2.x, as examples of physical parameters or geometric parameters, ie length, width, height, etc., of the respective object 2 in the area of at least one surface or volume element 2.x, as examples of geometric parameters.
  • control device 7 is typically set up to divide an object 2 into corresponding surface or volume elements 2.x.
  • the control device 7 can optionally include a component of an artificial intelligence, d. H. in particular an algorithm forming an artificial neural network, which is set up to divide an object 2 into a plurality of surface or volume elements 2.x.
  • Corresponding surface or volume elements 2.x can have the same or different dimensions with regard to their surface and/or volume dimensions.
  • a corresponding algorithm, which z. B. can form a component of a computer program (product), comprising instructions which, when the computer program (product) is executed by a computer, cause it to divide an object into several surface or volume elements, can in principle be set up to divide the respective object 2 z. B. based on design data of the object 2, such as. B. CAD data, or construction data of the object 2, such as. B. STL data to perform.
  • a corresponding algorithm can take one or more parameters into account when dividing a respective object 2 into a plurality of surface or volume elements 2.x.
  • Corresponding parameters can relate in particular to the object 2 that has been manufactured or is in the process of being manufactured. Corresponding parameters can therefore z. B.
  • corresponding parameters can therefore e.g. B. relate to the temperature of the object 2 or at least a section of the object.
  • a method for the extrusion-based production of at least one three-dimensional object 2 can be implemented with the exemplary embodiments of corresponding devices 1 shown in the figures, which method can include the following steps:

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  • Engineering & Computer Science (AREA)
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  • Materials Engineering (AREA)
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  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
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  • Automation & Control Theory (AREA)
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Abstract

Système (1) pour fabriquer par extrusion au moins un objet tridimensionnel (2), ce système comprenant : un dispositif de détection (5) qui comprend au moins un élément de détection (5.1) conçu pour détecter un paramètre représentant la température d'au moins un élément plan ou en volume (2.x) d'un objet tridimensionnel (2) fabriqué ou en cours de fabrication au moyen du système (1), un dispositif de régulation de température (6) qui comprend au moins un élément de régulation de température (6.1) conçu pour réguler la température d'au moins un élément plan ou en volume (2.x) de l'objet tridimensionnel (2) fabriqué ou en cours de fabrication au moyen du système (1), un dispositif de commande (7) qui est conçu pour commander le fonctionnement du ou des éléments de régulation de température (6.1) pour réguler la température de l'élément ou d'au moins un élément plan ou en volume (2.x) déterminé de l'objet tridimensionnel (2) fabriqué ou en cours de fabrication au moyen du système (1) sur la base d'un paramètre détecté par le ou les éléments de détection (5.1).
EP21820143.2A 2020-11-28 2021-11-23 Système pour fabriquer par extrusion au moins un objet tridimensionnel Pending EP4251404A1 (fr)

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DE102020131584.8A DE102020131584B4 (de) 2020-11-28 2020-11-28 Vorrichtung und Verfahren zur extrusionsbasierten Herstellung eines dreidimensionalen Objekts
PCT/EP2021/082679 WO2022112247A1 (fr) 2020-11-28 2021-11-23 Système pour fabriquer par extrusion au moins un objet tridimensionnel

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Publication number Priority date Publication date Assignee Title
EP2329935A1 (fr) 2009-12-04 2011-06-08 Günther Battenberg Dispositif de modélisation
WO2016063198A1 (fr) * 2014-10-20 2016-04-28 Industrie Additive S.R.L. Appareil et procédé de fabrication additive d'objets tridimensionnels
DE102015007349A1 (de) * 2015-06-14 2016-12-15 Kai Parthy Verzugs-Reduzierung von Kunststoffteilen, Apparatur und Verfahren, insbesondere von im 3D-Druck erstellten Teilen, FDM-Drucker
DE102015111504A1 (de) 2015-07-15 2017-01-19 Apium Additive Technologies Gmbh 3D-Druckvorrichtung
EP3463821A4 (fr) 2016-06-01 2020-01-08 Arevo, Inc. Chauffage localisé pour améliorer la liaison intercouche en impression 3d
DE102017100258A1 (de) 2016-08-10 2018-02-15 Petra Rapp Verfahren und Vorrichtung zur durch Wärmeeintrag unterstützten Schichtverschweißung in 3D-Druckverfahren mit schichtweisem Aufbau
US11440261B2 (en) * 2016-11-08 2022-09-13 The Boeing Company Systems and methods for thermal control of additive manufacturing
DE102017131463B4 (de) 2017-12-29 2022-08-11 Apium Additive Technologies Gmbh 3D-Druckvorrichtung
JP7264651B2 (ja) * 2019-01-23 2023-04-25 エス．ラボ株式会社 造形装置、システム、造形方法およびプログラム

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