EP3655272A1 - Generativ gefertigte batteriehalterung - Google Patents
Generativ gefertigte batteriehalterungInfo
- Publication number
- EP3655272A1 EP3655272A1 EP18769971.5A EP18769971A EP3655272A1 EP 3655272 A1 EP3655272 A1 EP 3655272A1 EP 18769971 A EP18769971 A EP 18769971A EP 3655272 A1 EP3655272 A1 EP 3655272A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- connection node
- profile
- unit
- aggregate
- node structure
- 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.)
- Withdrawn
Links
- 238000009434 installation Methods 0.000 claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 34
- 238000004519 manufacturing process Methods 0.000 claims description 29
- 238000005304 joining Methods 0.000 claims description 5
- 238000010146 3D printing Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000006378 damage Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000012805 post-processing Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 28
- 230000008569 process Effects 0.000 description 13
- 239000000843 powder Substances 0.000 description 8
- 241000264877 Hippospongia communis Species 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000001652 electrophoretic deposition Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000000110 selective laser sintering Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/04—Arrangement of batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2410/00—Constructional features of vehicle sub-units
- B60Y2410/12—Production or manufacturing of vehicle parts
Definitions
- the invention relates to a holder for an aggregate, such as a source of electrical energy for a vehicle.
- the aggregate support comprises at least one support arm with a support or receptacle for the unit or a part of the aggregate of a profile, preferably a metal profile and a generatively manufactured connection node structure, which is connected to the support or connectable.
- One aspect of the invention relates to an aggregate holder for installation in a
- the aggregate holder comprises: at least one support arm with a support or receptacle for the unit or a part of the aggregate of a profile, preferably a profile, and a generativ manufactured
- Connection node structure that can be connected or connected to the profile.
- the metal profile at least partially in the generative method can be produced or the aggregate holder can be generated generatively generically.
- Bracket arm may be an elongated body, for example, embraces an edge of the unit so that it rests against the unit both on its underside and on a peripheral side and supports the unit there.
- the holder can also form a suspension for the unit, which is connected or connectable to an upper side of the unit.
- the bracket can support the unit only from below.
- the holder may consist of one or more support arms.
- the support may form a support frame consisting of two, three, four or more support arms that together support the unit.
- the support arms may also form a kind of cage or sub-cage for the aggregate and / or be interconnected by means of struts to increase the strength of the structure of the holder.
- individual support arms can be straight, curved or arbitrarily shaped, for example, to adapt to a shape of the installation location for the unit or an outer peripheral shape of the unit, so that the available installation space for the unit can be optimally used, at the same time secure connection Bracket, and over the bracket secure connection of the unit with the installation environment.
- Each of the support arms consists of a profile or profile body, the profile usually comprises two free ends.
- the profile is preferably a metal profile, but may also be a profile of a reinforced plastic or other suitable material.
- the profile can be produced with simple means from a semifinished product that is purchased, so that even smaller or smallest series can be displayed inexpensively.
- the support arm further includes at least one node connection structure connected or connectable to the profile, and with which the support arm or mount has an assembly environment for the assembly, such as the body structure of a vehicle, and / or the assembly can be connected.
- the connection node structure is fabricated by computer data using a known generative method.
- Connection node structure can be optimally adapted to the installation situation and / or an outer shape of the unit, so that cost
- the profile may comprise two free ends, wherein each of the free ends may or may not be connected to a connection node structure.
- Connection node structure may be identical
- Link node structures act or are different
- Connection node structures that are preferably optimally adapted to the respective installation situation.
- the aggregate support may comprise more than one support arm, as described above, a support frame or a support cage
- all support arms may have the same profile with the same support or recording, or single, multiple or all of the support arms may have different profiles with the same or different editions or recordings.
- the individual profiles can be connected to one another in a conventional manner or by means of a generatively produced connection node structure.
- the free ends of the support arm (s) may be generatively manufactured as described
- connection node structures The holder can then be connected to the surrounding installation structure, such as a vehicle body structure, and / or the unit carried by it, in particular via the generatively manufactured
- Connection node structures to be connected are connected.
- Connection node structures may be the same, or single, multiple or all of the connection node structures for a support arm or a
- the aggregate may be an arbitrary aggregate connected, for example, to a power plant for a vehicle.
- Such an aggregate may be, for example, an energy store, such as a car battery for an internal combustion engine or multiple car batteries or energy storage or energy sources, for example for a hybrid or electric drive.
- connection node structure may have any shape. This possibility of unrestricted shaping can advantageously be used to design the connection node structure so that at least one of the battery management system,
- Connection node structure or one of the connection node structures can be integrated. This can mean an additional gain in space, as the
- Connecting node structure here in a dual function connects the support arm or the bracket with the installation environment and simultaneously forms a receptacle for another necessary component or attachment.
- the connection node structure may also include guide channels for cables and / or ventilation or fuel lines.
- stiffness-optimized profiles act. Thereby, for example, the risk of destruction of the unit held by the holder can be reduced, or the installation environment structure for the holder can be made weaker, since the holder itself can make a higher contribution toPolsteif ig speed, for example, a vehicle body at the installation. This in turn can advantageously lead to a weight reduction of the entire vehicle, a saving of material and thereby lower manufacturing and operating costs. Under the
- Attachment point can be connected via the connection node structure directly to its environment.
- the profiles can in particular be produced from a purchasable semifinished product, for example by roll profiling of variable profile cross sections
- Biegeumformung by means of a preferably rectilinear tool movement or by post-processing of closed standard profiles, for example by
- connection node structure can in known manner for
- the powder for the powder bed-based laser additive manufacturing process may be a metal-based powder, for example aluminum, an aluminum alloy or steel. It can the
- Connection node structure comprise at least one integrated base plate, for example, a simple stamped part, which forms, for example, a part of an outer side of the connection node structure.
- a simple stamped part which forms, for example, a part of an outer side of the connection node structure.
- connection node structure In generative manufacturing processes, new material combinations can be processed that are specially optimized for the requirements of the connection node structure at the respective installation location and / or specifically a
- Body performance for example, of a vehicle body at and around the installation site, that is, in the vicinity of the installation site to influence. It is conceivable to combine different metals, alloys and / or plastics in one component in order to optimize the strength, the bending behavior, the weight and other aspects of the connection node structure.
- connection node structure which is produced by means of a generative method, can have sections of different material thickness and / or different material density, wherein the material thickness and / or material density according to the punctual or regional load of the
- Connection node structure is selected. That is, points or regions of the connection node structure that may be subjected to high stress during operation or, for example, in the event of an accident, may have a greater material thickness and / or material density than specific points or regions of the connection node structure at less exposed locations are installed.
- material density and material thickness may also be reduced to ensure easy release in the event of an accident.
- a production speed of, for example, solidification laser can also have a significant influence on the material thickness to be achieved, whereby the production of regions with larger material thicknesses and / or greater material densities is more time-consuming than the production process
- Regions, in particular of greater material thickness can be produced by applying a plurality of thin layers one above the other and solidifying them one after the other; alternatively, a region having a greater material thickness can be produced in one working step.
- connection node structure can additionally or alternatively be achieved by applying one and the same material selectively or in sections in different particle sizes, and / or by using different materials for the generative structure of the component. These different materials must be well connected to each other, so that a separation of the materials is excluded, at least in a normal mode.
- the generative method may be, in particular, a 3D print
- a powder bed process such as a powder bed process, a free-space process, a liquid material process or another layer construction process act.
- powder bed processes are, for example, selective laser melting, selective laser sintering, selective heat sintering, binder jetting or Electron beam melting.
- the expert knows, inter alia, the fused deposition modeling, cladding or cladding Wax Deposition Modeling, the Contour Crafting, the metal powder
- liquid material methods are, for example, stereolithography, liquid composite melting or processes that use digital light processing.
- laminating techniques include laminated object molding, 3D screen printing or light-controlled electrophoretic deposition. This list is not exhaustive.
- the material for the profile and the connection node structure may be the same, similar or different. For different materials, it may be useful to provide an insulating layer between the materials to
- Vehicles or vehicle bodies is associated, the use of the support arm or the holder is not limited to motor vehicles or vehicles in general, ie two-wheelers, rail vehicles, construction machinery, missiles, watercraft, etc.
- the person skilled in the art will decide whether in plant construction, in general or special mechanical engineering or in other applications which can benefit from the advantages of the invention,
- a second aspect of the invention relates to a combination of a
- An aggregate support as described above, and an aggregate, wherein the aggregate is connected to the support arm or the support, which can be installed together with the unit at an installation location. This means that, for example, in the warehouse already pre-assembled units of aggregate and
- Holding arm / bracket are ready, which are prepared so that the
- Pre-assembled unit of aggregate and bracket / bracket can be installed in a device, a system or a vehicle.
- a further aspect of the invention relates to a method for producing the unit mount described above, wherein in a first step the profile is produced with one of the mentioned manufacturing methods for producing the profile, in a second step from computer data the connection node structure is produced with one of said generative manufacturing methods , and the profile with the connection node structure is joined to a support arm or support frame.
- the joining can be an adhesive method, a welding method, a positive and / or non-positive connection or, for example, a riveted connection.
- the method advantageously concatenates the
- low-jitter production cell with any or all of the following: surface treatment, weld preparation, Laser welding as a robust, highly dynamic, flexible joining technology, quality assurance, as well as a visual positioning system (the
- Figure 2 section through an aggregate holder in honeycomb structure
- FIG. 3 shows a front view of the unit mount of FIG. 2
- FIG. 4 shows the rear side of the unit mount of FIG. 2
- FIG. 1 shows, in a sketch-like representation, an aggregate holder 100 which comprises a profile body 2 and a first generatively manufactured connection node structure 3 and a second generatively produced connection node structure 4.
- the profile body 2 may be cross-sectional and / or sheet thickness variable and be prepared for example by roll profiling, bending, extrusion or pultrusion.
- the first connection node structure 3 and the second connection node structure 4 may be identical or different, and together with the profile body 2 form a support arm 1.
- the first connection node structure 3 and the second connection node structure 4 are not identical, but individual designed to connect the support arm 1 on two sides with, for example, not shown structural elements of a vehicle body.
- Connection node structure 4 allows individual adaptation of each of
- connection node structures 3, 4 to the respective installation position.
- existing space can be used intelligently, in particular optimally utilized.
- the generative production has the further advantage that the connection node 2,
- connection node structures 3, 4 are designed on the computer and the power cases on the support arm 1, respectively the power flows through the connection node structures 3, 4 can be simulated in direction and strength.
- the connection node structures 3, 4 can then be constructed skeletal, for example, with thicker and thinner ones
- Struts, solid bodies can be replaced by hollow structures with or without internal reinforcing structures, plate structures by lattice structure, etc. This can advantageously reduce the weight of the connection node structures 3, 4, so that the aggregate holder 100 according to the invention can be lighter than a conventionally manufactured aggregate holder.
- connection node structures 3, 4 are joined at its sides or free ends 2a, 2b, each with one of the two generatively generated connection node structures 3, 4 in a further step.
- connection node structures 3, 4 are joined at its sides or free ends 2a, 2b, each with one of the two generatively generated connection node structures 3, 4 in a further step.
- first connection node structure 3 and / or the second connection node structure 4 glued to the profile body, welded, soldered, connected by positive locking, screwed, riveted or connected in any other known manner. Also included is the alternative that the first connection node structure 3 and / or the second connection node structure 4 is connected directly to the profile body 2 during production. The profile body 2 then forms a base on which the first connection node structure 3 and / or the second connection node structure 4 is or will be "printed", for example, by a 3D printing method.
- FIG. 2 shows a cross-section through a holding arm 1 which has been produced conventionally or at least partly by means of a generative method.
- the support arm 1 comprises a support plate 5 for, for example, a battery.
- the support plate 5 has a closed surface in the embodiment.
- a honeycomb-shaped stiffening structure 6 is connected in the exemplary embodiment.
- the stiffening structure 6 can be separated from the However, it can also be produced together with the support plate 5 in one step, for example in a casting process or in a generative process.
- the stiffening structure 6 is open on its end face 6a pointing away from the support surface 5, so that heat which is transferred to the support plate 5 can be dissipated via the stiffening structure, for example.
- the support arm 1 further comprises a functional element 8, for example a cable bushing or a connection to the example of a
- Coolant supply such as air, can be connected in the
- Stiffening structure 6 can be injected to increase the cooling effect. If the stiffening structure 6 is a honeycomb structure, as shown in the following figures, the honeycombs are fluidly interconnected by openings, so that substantially all honeycombs can be achieved by the coolant.
- the support arm 1 comprises a clamping element 9 to
- the clamping element 9 can also serve to connect the support arm 1 with an environment, such as an existing profile form and / or non-positively.
- the support arm 1 can be made of metal or of a plastic, or at least comprise metal or plastic. The choice of material depends on the location and the prevailing extreme conditions and the required
- a support arm 1 is seen in a front view.
- Holder arm 1 of Figure 3 consists of two profile bodies 21, 22, which are each connected to a generatively generated connection structure 3, 4.
- the profile body 21 comprises two connections 10, 11.
- the connection node structure 3 comprises a further connection 12, as well as a connection element 31 with which the
- Connection structure 3 are connected to a connection part, not shown can. Furthermore, the connection structure 3 comprises a functional element 32, which may also be a connection or have another function.
- FIG. 4 shows an embodiment of a holding arm 1 with a honeycomb stiffening structure 6, as is already known from FIG.
- the support plate 5 forms at its end facing the viewer two engagement structures 12, 13, which can serve to hang the support arm 1 on an existing structure and support there.
- the platen 5 is bent upward so as to be able to embrace, for example, an edge of a body not shown on the support arm 1, thereby preventing the body from moving toward the side wall 5c beyond the space bounded by the side wall 5c can.
- FIG. 5 shows the holding arm 1 of FIG. 4 from below
- FIG. 6 shows a perspective view from below.
- Stiffening structure 6 at its from the bottom 5 b of the support plate. 5
- stiffening structure 6 can act as a heat sink that transports heat away from the platen.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE202017105475.6U DE202017105475U1 (de) | 2017-09-08 | 2017-09-08 | Generativ gefertigte Batteriehalterung |
PCT/EP2018/074321 WO2019048682A1 (de) | 2017-09-08 | 2018-09-10 | Generativ gefertigte batteriehalterung |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3655272A1 true EP3655272A1 (de) | 2020-05-27 |
Family
ID=63592709
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18769971.5A Withdrawn EP3655272A1 (de) | 2017-09-08 | 2018-09-10 | Generativ gefertigte batteriehalterung |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3655272A1 (de) |
DE (1) | DE202017105475U1 (de) |
WO (1) | WO2019048682A1 (de) |
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KR20170030546A (ko) | 2014-07-02 | 2017-03-17 | 디버전트 테크놀로지스, 인크. | 조인트 부재를 제조하기 위한 시스템 및 방법 |
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JP4306783B2 (ja) * | 2007-12-14 | 2009-08-05 | 三菱自動車工業株式会社 | 電気自動車のバッテリユニット取付構造 |
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DE202014103521U1 (de) * | 2014-07-29 | 2014-08-11 | Thyssenkrupp Ag | Batteriemodul und Batterie mit mehreren Batteriemodulen |
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DE102015009474A1 (de) * | 2015-07-22 | 2016-01-28 | Daimler Ag | Halteeinrichtung zum schwenkbaren Halten eines Fahrerhauses an einem Rahmen eines Nutzfahrzeugs |
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DE102015224777B4 (de) * | 2015-12-10 | 2020-09-03 | Volkswagen Aktiengesellschaft | Batteriegehäuse für eine Fahrzeug-Traktionsbatterie |
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WO2019048682A1 (de) | 2019-03-14 |
DE202017105475U1 (de) | 2018-12-12 |
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