WO2020241296A1 - 構造体、システム及び構造物 - Google Patents

構造体、システム及び構造物 Download PDF

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Publication number
WO2020241296A1
WO2020241296A1 PCT/JP2020/019383 JP2020019383W WO2020241296A1 WO 2020241296 A1 WO2020241296 A1 WO 2020241296A1 JP 2020019383 W JP2020019383 W JP 2020019383W WO 2020241296 A1 WO2020241296 A1 WO 2020241296A1
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WO
WIPO (PCT)
Prior art keywords
objects
spaces
net
present
shape
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.)
Ceased
Application number
PCT/JP2020/019383
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English (en)
French (fr)
Japanese (ja)
Inventor
将啓 中村
大塩　祥三
友規 小谷
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Priority to JP2021522211A priority Critical patent/JP7257629B2/ja
Priority to CN202080035451.2A priority patent/CN113811442B/zh
Priority to US17/613,547 priority patent/US12244152B2/en
Priority to EP20813607.7A priority patent/EP3978230A4/en
Publication of WO2020241296A1 publication Critical patent/WO2020241296A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/18—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by an internal layer formed of separate pieces of material which are juxtaposed side-by-side
    • 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
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—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
    • B33Y10/00—Processes of additive manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—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
    • B33Y80/00—Products made by additive manufacturing
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/001—Optical devices or arrangements for the control of light using movable or deformable optical elements based on interference in an adjustable optical cavity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
    • G02B26/023—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light comprising movable attenuating elements, e.g. neutral density filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H01F7/021—Construction of PM
    • H01F7/0215—Flexible forms, sheets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/081—Magnetic constructions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/14—Pivoting armatures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
    • F16S5/00—Other constructional members not restricted to an application fully provided for in a single class

Definitions

  • the present invention relates to structures, systems and structures.
  • Patent Document 1 discloses a technique for controlling mechanical properties such as suppression of a decrease in rigidity by using a lattice structure.
  • an object of the present invention is to provide a structure that exerts a new function by using a structure including a three-dimensional net shape.
  • the structure according to one aspect of the present invention includes a three-dimensional net-shaped shaped body having a plurality of net lines constituting the three-dimensional net shape, and a plurality of structures separated by the plurality of net lines. It comprises an object existing in each of two or more spaces in the space, and the plurality of said objects move inside one of the plurality of spaces and / or two of the plurality of spaces.
  • a moving body that moves over one or more spaces.
  • system includes the structure and an energy supply device for moving the plurality of objects by applying energy to the plurality of objects.
  • the structure according to one aspect of the present invention includes the above-mentioned structure.
  • FIG. 1A is a schematic view of the system according to the first embodiment.
  • FIG. 1B is an enlarged perspective view of one of the plurality of spaces according to the first embodiment.
  • FIG. 2 is a cross-sectional view of the structure taken along line II-II shown in FIG. 1A.
  • FIG. 3 is a schematic view of the system according to the second embodiment.
  • FIG. 4 is a cross-sectional view of the structure taken along line IV-IV shown in FIG.
  • FIG. 5A is a schematic view of the structure according to the third embodiment.
  • FIG. 5B is an enlarged perspective view of one of the plurality of spaces according to the third embodiment.
  • FIG. 6 is a front view of the structure shown in FIG. 5A.
  • each figure is a schematic view and is not necessarily exactly illustrated. Therefore, for example, the scales and the like do not always match in each figure. Further, in each figure, substantially the same configuration is designated by the same reference numerals, and duplicate description will be omitted or simplified.
  • the x-axis, y-axis, and z-axis indicate the three axes of the three-dimensional Cartesian coordinate system.
  • the two axes parallel to one of the boundary surfaces constituting the plurality of spaces are the x-axis and the y-axis, and the direction orthogonal to the boundary surface is the z-axis direction.
  • FIG. 1A is a schematic view of the system 1000 according to the first embodiment.
  • the system 1000 according to the present embodiment is a system including a structure 100 and an energy supply device 200. Further, the system 1000 according to the present embodiment includes a mounting table 201 on which the structure 100 is mounted.
  • the structure 100 includes a three-dimensional network-shaped model 10 and a plurality of moving objects 40.
  • the energy supply device 200 is a device that moves a plurality of objects 40 by giving energy to the plurality of objects 40.
  • the system 1000 is a system in which the energy supply device 200 gives energy to a plurality of objects 40, and the plurality of objects 40 move to exert a new function of the structure 100.
  • the system 1000 according to the present embodiment is, for example, a system in which the structure 100 rotates when the energy supply device 200 applies energy to a plurality of objects 40 and the plurality of objects 40 move.
  • the energy supply device 200 according to the present embodiment is a device including an electromagnet.
  • the energy supply device 200 according to the present embodiment is composed of, for example, a coil, a magnetic material around which the coil is wound, and a power source connected to the coil.
  • the energy supply device 200 according to the present embodiment can generate a magnetic force and a magnetic field by flowing an electric current through the coil.
  • the energy supply device 200 according to the present embodiment generates a magnetic field, the plurality of objects 40 are given energy.
  • the energy supply device 200 according to the present embodiment is located on the upper side (z-axis positive direction side) of the structure 100.
  • the energy supply device 200 may be positioned above the structure 100 by a support column 202 connected to the mounting table 201.
  • the structure 100 exists in each of the three-dimensional net-shaped model 10 having a plurality of net lines 20 and two or more spaces 30 out of a plurality of spaces 30 separated by the plurality of net lines 20. It includes an object 40.
  • the structure 100 according to the present embodiment is mounted on a mounting table 201, for example.
  • the structure 100 is located below the energy supply device 200 (on the negative direction side of the z-axis), but the positional relationship between the structure 100 and the energy supply device 200 is based on this. Not exclusively. Further, the structure 100 and the energy supply device 200 may be in direct contact with each other. That is, any positional relationship may be used as long as the plurality of objects 40 included in the structure 100 can receive the energy supplied from the energy supply device 200.
  • the plurality of net wires 20 included in the three-dimensional net shape model 10 are members constituting the three-dimensional net shape. Further, the plurality of net wires 20 are members constituting the skeleton of the three-dimensional net-shaped model body 10.
  • the plurality of net wires 20 form a three-dimensional net shape, but each of the plurality of net wires 20 does not need to be knitted.
  • the plurality of net wires 20 may have a shape that branches and extends from a part of the plurality of net wires 20. Further, for example, the plurality of net wires 20 may have a shape in which each of the plurality of net wires 20 is connected.
  • Each of the plurality of net wires 20 has a linear shape, but is not limited to this.
  • each of the plurality of net wires 20 may have a curved shape, or may have a shape that is a combination of a linear shape and a curved shape.
  • Each of the plurality of net wires 20 may have the same or different wire thickness.
  • the plurality of net wires 20 include a plurality of main net wires 21 having a thicker wire thickness and a plurality of sub net wires 22 having a thinner wire thickness.
  • the line thickness of the plurality of main net lines 21 is thicker than the line thickness of the plurality of sub net lines 22.
  • Each of the plurality of main net lines 21 according to the present embodiment extends linearly in one direction of the x-axis, y-axis, or z-axis.
  • the lines extending in the x-axis direction are parallel to each other and are arranged at equal intervals.
  • the lines extending in the y-axis direction are parallel to each other and are arranged at equal intervals.
  • the lines extending in the z-axis direction are parallel to each other and are arranged at equal intervals.
  • the arrangement interval of the lines extending in the x-axis direction, the arrangement interval of the lines extending in the y-axis direction, and the arrangement interval of the lines extending in the z-axis direction among the plurality of main net lines 21 are , Both are equal.
  • the line spacing extending in the x-axis direction, the line spacing extending in the y-axis direction, and the line spacing extending in the z-axis direction may be different.
  • the shape of the plurality of main network lines 21 is a three-dimensional lattice shape.
  • the shapes of the plurality of spaces 30 according to the present embodiment are all cubic shapes. Since the plurality of spaces 30 are regions separated by the plurality of net lines 20, the plurality of main net lines 21 according to the present embodiment are provided at positions corresponding to each side of the cube (plurality of spaces 30). ing.
  • the plurality of spaces 30 are areas separated by a plurality of net lines 20. That is, the plurality of spaces 30 are three-dimensional regions divided by the plurality of net lines 20.
  • the plurality of spaces 30 according to the present embodiment are mainly areas separated by a plurality of main network lines 21.
  • the plurality of spaces 30 may be regions separated by a plurality of main network lines 21 and a plurality of sub network lines 22. That is, the shape of the plurality of spaces 30 may be a shape formed by combining a plurality of main net wires 21 and a plurality of sub net wires 22.
  • the line spacing extending in the x-axis direction, the line spacing extending in the y-axis direction, and the line spacing extending in the z-axis direction are all equal. .. Therefore, the shapes of the plurality of spaces 30 according to the present embodiment are all cubic shapes.
  • the shape of the plurality of spaces 30 is not limited to the cubic shape.
  • the shape of the plurality of spaces 30 may be other shapes such as a rectangular parallelepiped shape, a pyramid shape, a prism shape, a conical shape, a cylindrical shape, a spherical shape, and a regular polyhedron shape, and is a shape combining these shapes. You may.
  • the shapes of the plurality of spaces 30 may be different from each other.
  • the sizes of the plurality of spaces 30 may be different from each other.
  • the plurality of spaces 30 may be a combination of a larger cube-shaped space 30 and a smaller cube-shaped space 30.
  • the plurality of spaces 30 are provided along the first direction, the second direction, and the third direction.
  • the x-axis direction is the first direction
  • the y-axis direction is the second direction
  • the z-axis direction is the third direction.
  • the plurality of spaces 30 according to the present embodiment are arranged three in the x-axis direction, two in the y-axis direction, and two in the z-axis direction.
  • the number of the plurality of spaces 30 arranged in the x-axis direction, the y-axis direction, and the z-axis direction is not limited to the above.
  • the three-dimensional net-shaped model 10 has a plurality of net wires 20.
  • the shapes of the plurality of spaces 30 separated by the plurality of net lines 20 are cubes, and are arranged along the x-axis direction, the y-axis direction, and the z-axis direction.
  • the three-dimensional network-shaped model 10 can be said to be a lattice structure because it has a structure in which a three-dimensional lattice is continuously repeated.
  • the shape of the three-dimensional net-shaped model 10 is a rectangular parallelepiped shape.
  • the shape of the three-dimensional net-shaped model 10 is also not a rectangular parallelepiped shape.
  • the shape of the three-dimensional net-shaped model 10 may be other shapes such as a rectangular parallelepiped shape, a pyramid shape, a prism shape, a conical shape, a cylindrical shape, a spherical shape, and a regular polyhedron shape.
  • the three-dimensional net-shaped model 10 exhibits a property of high rigidity. That is, even if a force is applied to the three-dimensional net-shaped model 10, the amount of deformation is very small.
  • the object 40 exists in each of two or more spaces 30 out of the plurality of spaces 30. That is, in the structure 100 according to the present embodiment, there are two or more objects 40, that is, a plurality of objects 40.
  • the plurality of objects 40 are moving bodies that move. Specifically, the plurality of objects 40 move inside one of the plurality of spaces 30, and / or move over two or more of the plurality of spaces 30.
  • the plurality of objects 40 according to the present embodiment move inside one of the plurality of spaces 30.
  • the plurality of objects 40 according to the present embodiment do not move over two or more spaces 30 among the plurality of spaces 30.
  • each of the four objects 40 exists in each of the four spaces 30 on the positive side of the x-axis of the plurality of spaces 30.
  • the space 30 in which a plurality of objects 40 exist is not limited to the above.
  • the plurality of objects 40 exist in each of two or more spaces 30 out of the plurality of spaces 30 according to the functions of the structure 100.
  • the plurality of objects 40 are solid substances.
  • the plurality of objects 40 include at least one or more of a metallic material, an inorganic compound material, and an organic compound material.
  • the metal material may be, for example, a material composed of one kind of metal, or an alloy material composed of two or more kinds of metals.
  • the inorganic compound material may be an oxide, a nitride, a sulfide, a halide or the like.
  • the inorganic compound material may be a material derived from an inorganic acid such as hydrochloric acid, nitric acid, phosphoric acid, sulfuric acid, carbonic acid, boric acid and hydrofluoric acid.
  • the organic compound material may be a resin composed of a polymer compound.
  • the plurality of objects 40 include materials exhibiting ferromagnetism such as iron, cobalt, nickel or ferrite. More specifically, the plurality of objects 40 according to the present embodiment include iron. Therefore, the plurality of objects 40 according to the present embodiment exhibit ferromagnetism.
  • the shape of the plurality of objects 40 according to the present embodiment is a spherical shape.
  • the shape of the plurality of objects 40 is not limited to this.
  • the shape of the plurality of objects 40 may be a rectangular parallelepiped shape, a pyramid shape, a prism shape, a conical shape, a cylindrical shape, an egg shape, or the like.
  • the shape of the plurality of objects 40 is spherical, the shapes of the plurality of objects 40 do not have corners or protrusions. Therefore, the plurality of objects 40 can suppress the catching inside the plurality of spaces 30 and can smoothly move inside the plurality of spaces 30.
  • FIG. 1B is an enlarged perspective view of one of the plurality of spaces 30 according to the first embodiment.
  • each of the plurality of spaces 30 according to the present embodiment includes six boundary surfaces 31.
  • the boundary surface 31 includes a surface that serves as a boundary between two adjacent spaces 30 among the plurality of spaces 30. Further, a part of the boundary surface 31 is a part of the outermost surface which is the outermost surface of the three-dimensional net-shaped model 10.
  • the outermost surfaces are the six surfaces constituting the rectangular parallelepiped shape. Further, in the present embodiment, one surface of the outermost surface is a surface in which the structure 100 and the mounting table 201 are in contact with each other.
  • Each of the plurality of sub-net lines 22 according to the present embodiment extends linearly in one direction within the x-axis or the z-axis.
  • the line extending in the x-axis direction among the plurality of sub-net lines 22 extends in the x-axis direction among the plurality of main net lines 21 and is located at the center of the adjacent lines.
  • the lines extending in the x-axis direction among the plurality of sub-net lines 22 are located on the boundary surface 31 parallel to the xy plane and the boundary surface 31 parallel to the xz plane.
  • the line extending in the z-axis direction among the plurality of sub-net lines 22 extends in the z-axis direction among the plurality of main net lines 21 and is located at the center of the adjacent lines.
  • the line extending in the x-axis direction among the plurality of sub-net lines 22 is located on the boundary surface 31 parallel to the yz plane.
  • the boundary surface 31 there is an opening 31a surrounded by a plurality of main net lines 21 and a plurality of sub net lines 22. Whether or not the plurality of objects 40 move over two or more spaces 30 among the plurality of spaces 30 depends on the size of the opening 31a. That is, when the opening 31a is larger, the plurality of objects 40 can easily move over two or more spaces 30 out of the plurality of spaces 30. On the other hand, if the opening 31a is smaller, the plurality of objects 40 are less likely to move over two or more spaces 30 out of the plurality of spaces 30.
  • the shape of the opening 31a is rectangular.
  • the opening 31a is indicated by a rectangular dotted line.
  • X is shorter than the diameter of the plurality of objects 40 having a spherical shape.
  • the plurality of main network lines 21 included in the plurality of network lines 20 according to the present embodiment and the plurality of sub network lines 22 are arranged in the above-mentioned positional relationship.
  • the plurality of objects 40 and the plurality of net lines 20 are configured so that the plurality of objects 40 do not move over two or more spaces 30 among the plurality of spaces 30. ..
  • the plurality of objects 40 can stay inside one of the plurality of spaces 30.
  • one sub-net line 22 is arranged on one boundary surface 31, but the present invention is not limited to this.
  • two or more sub-net lines 22 may be arranged on one boundary surface 31.
  • the two or more sub-net wires 22 do not have to be parallel to each other.
  • the two or more sub-net wires 22 may have a shape that intersects a cross shape or a mesh shape, for example.
  • the structure 100 according to the present embodiment has the above configuration. Here, a method of manufacturing the structure 100 according to the present embodiment will be described.
  • the three-dimensional net-shaped model 10 can be manufactured using a 3D printer (additional manufacturing technology). That is, the plurality of net wires 20 included in the three-dimensional net-shaped model 10 can be manufactured by using a 3D printer.
  • a 3D printer manufactures a three-dimensional manufacturing target by stacking a plurality of layers using three-dimensional computer data representing a desired three-dimensional manufacturing target. Production methods using a 3D printer include, for example, a material extrusion method, a liquid tank photopolymerization method, a material injection method, a binder injection method, a powder bed melt bonding method, and the like.
  • the three-dimensional net-shaped model 10 is manufactured by using a material extrusion method.
  • the material extrusion method is as follows.
  • a filament melt can be obtained by melting the filament.
  • the three-dimensional net-shaped model 10 is composed of this filament.
  • the filament melt is discharged from the nozzle at a predetermined position on the manufacturing stage.
  • layers of the filament melt are laminated to obtain a desired three-dimensional production target.
  • a desired three-dimensional production target may be obtained by removing the water-soluble support material after production.
  • the filament may have a property of being thermally melted, and may be, for example, a material in which a thermoplastic resin and a filler (filler) are mixed.
  • the filler may be a material containing metal powder, wood powder or a phosphorescent material. Further, the filler is selected according to the application because the resin can be given new properties by being combined with the resin.
  • the three-dimensional net-shaped model 10 and the plurality of net wires 20 are manufactured by using an ABS (Acrylonitril-Butadiene-Style) resin material as a filament.
  • ABS Acrylonitril-Butadiene-Style
  • the ABS-based resin material is a material having high rigidity
  • the three-dimensional net-shaped model 10 has high rigidity.
  • the plurality of objects 40 are arranged so as to exist in the plurality of spaces 30 during the manufacturing of the three-dimensional net-shaped model 10. That is, the production of the three-dimensional net-shaped model 10 according to the present embodiment is temporarily stopped in the middle of laminating the layers, and after a plurality of objects 40 are arranged, the three-dimensional network-shaped model 10 is again manufactured. Production begins.
  • the structure 100 according to the present embodiment is manufactured by using the manufacturing method as described above.
  • FIG. 2 is a cross-sectional view of the structure 100 along line II-II shown in FIG. 1A. More specifically, FIG. 2 shows the behavior of the structure 100 when a magnetic field is generated by the energy supply device 200 and a magnetic force M1 is generated for a plurality of objects 40 in the system 1000 according to the present embodiment. It is a figure which shows.
  • FIG. 2A shows a cross-sectional view of the structure 100 before the magnetic force M1 is generated
  • FIG. 2B shows a cross-sectional view of the structure 100 after the magnetic force M1 is generated.
  • the energy supply device 200, the mounting base 201, and the support column 202 are not shown in order to avoid complicating the drawings.
  • the plurality of objects 40 exist in the space 30 on the positive side of the x-axis of the plurality of spaces 30.
  • the structure 100 according to the present embodiment includes the axis a.
  • the axis a is a linear shape extending in the y-axis direction, located at the center of one of the plurality of main net lines 21 located on the most negative side of the x-axis and the most negative side of the z-axis. Is the axis of.
  • the axis a cannot move from a position where the axis a itself is fixed. With such a configuration, the structure 100 according to the present embodiment is rotatably fixed around the shaft a.
  • the energy supply device 200 is a device including an electromagnet and generates a magnetic field.
  • the structure 100 remains stationary before the magnetic field is generated, that is, before the magnetic force M1 is generated.
  • the structure 100 rotates in accordance with the rotation direction R with the axis a as the rotation axis. To do. This phenomenon is explained by the following mechanism.
  • the plurality of objects 40 according to the present embodiment show ferromagnetism. Therefore, each of the plurality of objects 40 is magnetized by the magnetic field. Further, a magnetic force M1 attracted to the electromagnet included in the energy supply device 200 is generated in the plurality of objects 40.
  • the direction of the magnetic force M1 is the z-axis positive direction.
  • the plurality of objects 40 move inside one of the plurality of spaces 30. As a result of the movement of the plurality of objects 40, the plurality of objects 40 come into contact with the plurality of net wires 20 and press the plurality of net wires 20 in the direction of the magnetic force M1.
  • a force that moves in the direction of the magnetic force M1 acts on the structure 100 as in the case of the plurality of objects 40.
  • the structure 100 is rotatably fixed around the shaft a. Therefore, the structure 100 rotates around the axis a as the rotation axis in the rotation direction R.
  • the structure 100 exerts a new function possessed by the structure 100 by moving a plurality of objects 40.
  • the structure 100 makes a rotary motion by moving the plurality of objects 40.
  • the novel function is a function in which the structure 100 rotates.
  • the plurality of spaces 30 are regions separated by a plurality of net lines 20 possessed by the three-dimensional net-shaped model 10, and the plurality of objects 40 correspond to the functions possessed by the structure 100. Therefore, it exists in each of two or more spaces 30 out of the plurality of spaces 30. That is, the plurality of objects 40 exist in a plurality of optimal spaces 30 according to the functions of the structure 100. Therefore, the structure 100 can maximize the functions of the structure 100.
  • system 1000 includes a structure 100 and an energy supply device 200 for moving a plurality of objects 40 by giving energy to the plurality of objects 40.
  • the system 1000 according to the present embodiment can easily move a plurality of objects 40. Therefore, as a result, the structure 100 according to the present embodiment easily exhibits a new function possessed by the structure 100.
  • the plurality of objects 40 have moved inside one of the plurality of spaces 30, but the present invention is not limited to this.
  • the plurality of objects 40 may move over two or more spaces 30 out of the plurality of spaces 30. Also in this case, when a magnetic field is generated, the plurality of objects 40 come into contact with the plurality of net wires 20 and press the plurality of net wires 20 in the direction of the magnetic force M1.
  • the structure 100 includes, but is not limited to, the axis a.
  • the structure 100 does not include the axis a, that is, when the structure 100 is not rotatably fixed, the structure 100 moves according to the direction of the magnetic force M1. That is, in this case, the new function is the function of moving the structure 100.
  • one object 40 exists in one space 30, but the present invention is not limited to this.
  • the plurality of objects 40 include a first object and a second object, and the first object and the second object may exist in one of the plurality of spaces 30. That is, two objects 40 may exist in one space 30. Further, two or more objects 40 may exist in one space 30.
  • the structure 100 can include more objects 40.
  • the force with which the plurality of objects 40 press the plurality of net wires 20 in the direction of the magnetic force M1 increases. That is, the structure 100 is likely to exert a new function possessed by the structure 100.
  • the structure 100 according to the present embodiment includes a three-dimensional net-shaped model 10 having a plurality of net wires 20 constituting the three-dimensional net shape. Further, the structure 100 according to the present embodiment includes an object 40 existing in each of two or more spaces 30 out of a plurality of spaces 30 separated by a plurality of net lines 20.
  • the plurality of objects 40 are moving objects that move inside one of the plurality of spaces 30 and / or move over two or more spaces 30 among the plurality of spaces 30.
  • the structure 100 exerts a new function possessed by the structure 100 by moving a plurality of objects 40.
  • the structure 100 makes a rotary motion by moving the plurality of objects 40.
  • the novel function is a function in which the structure 100 rotates.
  • the plurality of spaces 30 are regions separated by the plurality of net lines 20 of the three-dimensional net-shaped model 10, and the plurality of objects 40 correspond to the functions of the structure 100. Therefore, it exists in each of two or more spaces 30 out of the plurality of spaces 30. That is, the plurality of objects 40 exist in a plurality of optimal spaces 30 according to the functions of the structure 100. Therefore, the structure 100 can maximize the functions of the structure 100.
  • the plurality of objects 40 and the plurality of net lines 20 do not allow the plurality of objects 40 to move over two or more spaces 30 among the plurality of spaces 30. It is a structure.
  • the plurality of objects 40 can stay inside one of the plurality of spaces 30.
  • the plurality of objects 40 include a first object and a second object, and the first object and the second object are one of a plurality of spaces 30. It exists in space 30.
  • the structure 100 can include more objects 40.
  • the force with which the plurality of objects 40 press the plurality of net wires 20 in the direction of the magnetic force M1 increases. That is, the structure 100 is likely to exert a new function possessed by the structure 100.
  • the shape of the plurality of objects 40 is a spherical shape.
  • the shapes of the plurality of objects 40 do not have corners or protrusions. Therefore, the plurality of objects 40 can suppress the catching inside the plurality of spaces 30 and can smoothly move inside the plurality of spaces 30.
  • system 1000 includes the structure 100 and an energy supply device 200 for moving a plurality of objects 40 by giving energy to the plurality of objects 40.
  • the system 1000 can easily move a plurality of objects 40. Therefore, as a result, the structure 100 according to the present embodiment easily exhibits a new function possessed by the structure 100.
  • the plurality of objects 40 are configured to exist in a part of the plurality of spaces 30, but the present invention is not limited to this.
  • the second embodiment is different from the first embodiment in that a plurality of objects 40A exist in all the spaces 30A of the plurality of spaces 30A. In the second embodiment, detailed description of the components common to the first embodiment will be omitted.
  • FIG. 3 is a schematic view of the system 1000A according to the second embodiment.
  • the system 1000A according to the present embodiment is a system including a structure 100A and an energy supply device 200A. Further, the system 1000A according to the present embodiment includes a mounting table 201A on which the structure 100A is mounted.
  • the structure 100A includes a three-dimensional network-shaped model 10A and a plurality of moving objects 40A.
  • the energy supply device 200A is a device that moves a plurality of objects 40A by giving energy to the plurality of objects 40A.
  • the energy supply device 200A according to the present embodiment is a device including an electromagnet as in the first embodiment, and is provided on the x-axis negative direction side of the structure 100A.
  • the system 1000A is a system in which the energy supply device 200A gives energy to a plurality of objects 40A, and the plurality of objects 40A move to exert a new function of the structure 100A.
  • the system 1000A is a system in which the energy supply device 200A applies energy to a plurality of objects 40A, and the plurality of objects 40A move to control the characteristics of the structure 100A. That is, the system 1000A controls one or more of the optical characteristics, the electric conduction characteristics, the heat conduction characteristics, and the fluid resistance characteristics of the structure 100A by moving the plurality of objects 40A.
  • the system 1000A is a system that controls the optical characteristics of the structure 100A.
  • the three-dimensional net-shaped model 10A has a plurality of net wires 20A.
  • the plurality of net lines 20A includes a plurality of main net lines 21A and a plurality of sub net lines 22A.
  • the plurality of spaces 30A are areas separated by a plurality of net lines 20A.
  • the three-dimensional net-shaped model 10A, the plurality of net wires 20A, the plurality of spaces 30A, the plurality of main net wires 21A, the plurality of sub-net wires 22A, and the plurality of spaces 30A are the same as those in the first embodiment. It has the same configuration.
  • the structure 100A according to the present embodiment does not have the axis a and is fixed at a predetermined position.
  • the plurality of objects 40A exist in all the spaces 30A of the plurality of spaces 30A. That is, one or more objects 40A exist in each of all the spaces 30A among the plurality of spaces 30A.
  • the plurality of objects 40A may exhibit a characteristic of controlling light.
  • the plurality of objects 40A may exhibit a property of absorbing, reflecting or transmitting light. Further, the plurality of objects 40A may exhibit such a property of controlling light and further, ferromagnetism as shown in the first embodiment. Therefore, the plurality of objects 40A may contain two or more different materials.
  • the plurality of objects 40A according to the present embodiment are configured by a core-shell structure.
  • the core-shell structure is a structure containing two or more materials, in which one material forms a core (core) and the other material forms a layer (shell) surrounding the core.
  • the core of the plurality of objects 40A contains iron as in the first embodiment
  • the shell of the plurality of objects 40A contains a material having a high light absorption rate.
  • the shell of the plurality of objects 40A contains a black material having a high visible light absorption rate.
  • the black material is, for example, carbon black. With such a configuration, the plurality of objects 40A exhibit ferromagnetism and further absorb visible light.
  • the black material is not limited to carbon black, and may be a black pigment or a black dye, and may be, for example, a metal oxide.
  • FIG. 4 is a cross-sectional view of the structure 100A on the IV-IV line shown in FIG. More specifically, FIG. 4 shows the behavior of the structure 100A when a magnetic field is generated by the energy supply device 200A and the magnetic force M2 is generated for a plurality of objects 40A in the system 1000A according to the present embodiment. It is a figure which shows.
  • FIG. 4A shows a cross-sectional view of the structure 100A before the magnetic force M2 is generated
  • FIG. 4B shows a cross-sectional view of the structure 100A after the magnetic force M2 is generated.
  • the energy supply device 200A and the mounting table 201A are not shown in order to avoid complicating the drawings.
  • the energy supply device 200A is a device including an electromagnet as in the first embodiment, and generates a magnetic field.
  • the plurality of objects 40A exist at random positions in each of the plurality of spaces 30A.
  • the structure 100A is irradiated with light L.
  • the light L is light that travels straight in the negative direction of the z-axis and is white light that is composed of wavelengths in the visible light region.
  • the plurality of objects 40A according to the present embodiment absorb visible light. Therefore, the light incident on the plurality of objects 40A in the light L is absorbed by the plurality of objects 40A and extinguished. Therefore, the light incident on the plurality of objects 40A in the light L cannot pass through the structure 100A. That is, the light transmittance of the structure 100A before the magnetic field is generated is low.
  • the structure 100A transmits more light L. That is, the light transmittance of the structure 100A after the magnetic field is generated is high. This phenomenon is explained by the following mechanism.
  • the plurality of objects 40A according to the present embodiment show ferromagnetism. Therefore, the plurality of objects 40A are magnetized by the magnetic field. Further, a magnetic force M2 attracted to the electromagnet included in the energy supply device 200A is generated in the plurality of objects 40A.
  • the direction of the magnetic force M2 is the x-axis negative direction.
  • the plurality of objects 40A move inside one of the plurality of spaces 30A.
  • the plurality of objects 40A are located on the x-axis negative direction side in each of the plurality of spaces 30A.
  • the system 1000A can be used as a light transmittance control element for controlling the light transmittance.
  • the structure 100A exhibits a new function possessed by the structure 100A by moving a plurality of objects 40A.
  • the light transmission characteristic which is one of the optical characteristics of the structure 100A
  • the novel function is a function of controlling the light transmission characteristics of the structure 100A.
  • the system 1000A provided with such a structure 100A can be used as a light transmittance control element for controlling the light transmittance.
  • the plurality of objects 40 exist in all the spaces 30A of the plurality of spaces 30A.
  • the structure 100A can include more objects 40A. Therefore, before the generation of the magnetic field, more light L is absorbed by the plurality of objects 40A and extinguished. That is, the light transmittance of the structure 100A before the magnetic field is generated can be further reduced. Therefore, the light transmission characteristic, which is one of the optical characteristics of the structure 100A, can be controlled more easily.
  • the plurality of spaces 30A are in the first direction, the second direction, and the third direction. It is provided along.
  • the x-axis direction is the first direction
  • the y-axis direction is the second direction
  • the z-axis direction is the third direction.
  • the plurality of spaces 30A according to the present embodiment are arranged three in the x-axis direction, two in the y-axis direction, and two in the z-axis direction, and have the same configuration as that in the first embodiment. Is.
  • a plurality of spaces 30A in the structure 100A can be arranged so as to overlap in the first direction, the second direction, and the third direction. Therefore, the structure 100A can include more objects 40A. Therefore, before the generation of the magnetic field, more light L is absorbed by the plurality of objects 40A and extinguished. That is, the light transmittance of the structure 100A before the magnetic field is generated can be further reduced. Therefore, the light transmission characteristic, which is one of the optical characteristics of the structure 100A, can be controlled more easily.
  • the systems 1000 and 1000A are not limited to, but the energy supply devices 200 and 200A provide energy to the plurality of objects 40 and 40A.
  • the three-dimensional net-shaped model 10B is different from the first and second embodiments in that it is an elastic body that elastically deforms.
  • the structure 100B is different from the first embodiment and the second embodiment in that the partition wall 32B is provided. In the third embodiment, detailed description of the components common to the first and second embodiments will be omitted.
  • FIG. 5A is a schematic view of the structure 300B according to the third embodiment.
  • the structure 300B has one or more of the optical characteristics, the electric conduction characteristics, the heat conduction characteristics, or the fluid resistance characteristics of the structure 100B by moving the plurality of objects 40B in the plurality of spaces 30B. It is a device to control.
  • the structure 300B is a device including the structure 100B and the contact point 50.
  • the contact 50 includes a contact 51 paired with each other and a contact 52.
  • the structure 300B is an electronic device that controls the electrical conduction characteristics of the structure 100B.
  • the structure 300B according to the present embodiment can be used as a sensor for sensing the flow of an electric current between the contact 51 and the contact 52, which are paired with each other.
  • the combination of the contact 51 and the contact 52 facing the front surface of the structure 300B is paired with each other. That is, in the present embodiment, there are three combinations of the contact 51 and the contact 52.
  • the contact 51 and the contact 52 which are paired with each other, are electrically connected to a power supply device for applying a voltage and a current measuring device for measuring a current value.
  • a power supply device for applying a voltage
  • a current measuring device for measuring a current value.
  • the power supply device and the current measuring device are not shown in order to avoid complicating the figure.
  • the structure 100B includes a three-dimensional network-shaped model 10B, a plurality of moving objects 40B, and a partition wall 32B that suppresses the movement of the plurality of objects 40B.
  • the three-dimensional net-shaped model 10B has a plurality of net wires 20B.
  • the plurality of net lines 20B include a plurality of main net lines 21B and a plurality of sub net lines 22B.
  • the plurality of spaces 30B are areas separated by a plurality of net lines 20B.
  • the structure 100B according to the present embodiment includes a partition wall 32B that suppresses the movement of a plurality of objects 40B.
  • the partition wall 32B is provided on the boundary surface. Further, the partition wall 32B is provided on the entire surface of one or more of the outermost surfaces. That is, in the present embodiment, the partition wall 32B is provided on the entire surface that is the boundary between the two adjacent spaces 30B among the plurality of spaces 30B and one or more of the outermost surfaces. Further, the partition wall 32B according to the present embodiment includes a partition wall 32Ba provided on a surface serving as a boundary between two adjacent spaces 30B among a plurality of spaces 30B, and a partition wall 32Bb provided on the entire outermost surface of one or more surfaces. And include.
  • the partition wall 32B By providing the partition wall 32B in this way, it is possible to prevent the plurality of objects 40B from moving over two or more spaces 30B among the plurality of spaces 30B. Therefore, the plurality of objects 40B can stay inside one of the plurality of spaces 30B. Further, it is possible to prevent the plurality of objects 40B from leaking to the outside of the three-dimensional net-shaped model 10B.
  • the plurality of objects 40B include a material exhibiting high electrical conductivity. More specifically, the surfaces of the plurality of objects 40B are covered with copper, which is a material exhibiting high electrical conductivity. Therefore, the plurality of objects 40B exhibit high electrical conductivity characteristics. When each of the plurality of objects 40B comes into contact with each other, a path for electrical conduction is generated. Further, the plurality of objects 40B exist in all the spaces 30B of the plurality of spaces 30B as in the second embodiment.
  • the shape of the plurality of objects 40B according to the present embodiment is a spherical shape as in the first and second embodiments, and the diameter of the plurality of objects 40B is from one side of the plurality of spaces 30B having a cubic shape. Is also small.
  • FIG. 5B is an enlarged perspective view of one of the plurality of spaces 30B according to the third embodiment. More specifically, FIG. 5B is an enlarged perspective view of the space 30B located on the x-axis positive direction side of the plurality of spaces 30B. Therefore, in one of the plurality of spaces 30B shown in FIG. 5B, a partition wall 32Bb is provided on the x-axis positive direction side and 32Ba is provided on the x-axis negative direction side.
  • the three-dimensional net-shaped model 10B according to the present embodiment is made of an elastic elastomer material. That is, the plurality of net wires 20B according to the present embodiment are made of an elastic elastomer material. In the present embodiment, the plurality of net wires 20B are made of a thermoplastic polyurethane resin material. However, the material constituting the plurality of net wires 20B is not limited to the above.
  • the partition wall 32B may be made of the same material or a different material as the plurality of net wires 20B. In the present embodiment, the partition wall 32B is made of the same material as the plurality of net wires 20B.
  • the three-dimensional net-shaped model 10B having a plurality of net wires 20B configured in this way is an elastic body that elastically deforms.
  • the elastic body has the property of changing the shape of the elastic body itself when a force is applied and restoring the original shape of the elastic body itself by removing the force. Further, when the three-dimensional net-shaped model 10B is elastically deformed, the structure 100B and the plurality of spaces 30B are similarly deformed.
  • the plurality of net wires 20B include a plurality of main net wires 21B having a thicker wire thickness and a plurality of sub net wires 22B having a thinner wire thickness.
  • the lines extending in the y-axis direction and the z-axis direction are integrated with the partition wall 32B.
  • the wires extending in the z-axis direction are also integrated with the partition wall 32B.
  • FIG. 6 is a front view of the structure 300B shown in FIG. 5A. More specifically, FIG. 6 is a front view of the structure 300B shown in FIG. 5A as viewed in the negative y-axis direction. FIG. 6A shows a front view of the structure 300B before the force P is generated, and FIG. 6B shows a front view of the structure 300B after the force P is generated.
  • a force P for pressing from the outside is applied to the structure 300B according to the present embodiment.
  • the direction of the force P is generated in the direction of sandwiching the structure 300B. That is, the directions of the forces P are the direction in which the upper surface of the structure 300B (the side surface in the positive direction of the z-axis) is negative in the z-axis and the direction of the lower surface of the structure 300B (the side surface in the negative direction of the z-axis) in the positive direction of the z-axis. Is.
  • the diameter of the plurality of objects 40B is smaller than one side of the plurality of spaces 30B having a cubic shape.
  • the plurality of objects 40B are not in contact with each other before the force P is generated. Therefore, the electric resistance value between the contact 51 and the contact 52 paired with each other is very high, and no current flows between the contact 51 and the contact 52 paired with each other.
  • the three-dimensional net-shaped model 10B according to the present embodiment is an elastic body that elastically deforms. Therefore, the structure 100B is elastically deformed according to the direction of the force P, and as a result, the shapes of the plurality of spaces 30B are deformed. That is, the shapes of the plurality of spaces 30B are deformed so that the volumes of the plurality of spaces 30B are reduced.
  • the positions of the plurality of objects 40B in one of the plurality of spaces 30B change as the plurality of spaces 30B are deformed. That is, the plurality of objects 40B move inside one of the plurality of spaces 30B as the plurality of spaces 30B are deformed. As a result of the movement of the plurality of objects 40B, each of the plurality of objects 40B comes into contact with each other. Further, the plurality of objects 40B are also in contact with the contact 51 and the contact 52. As described above, since the surfaces of the plurality of objects 40B according to the embodiment are covered with copper exhibiting high electric conductivity, a path for electric conductivity is generated.
  • the electric resistance value between the contact 51 and the contact 52 paired with each other is very low, and a current flows between the contact 51 and the contact 52 paired with each other. That is, the structure 300B having the structure 100B can be used as a pressure sensor.
  • the three-dimensional network-shaped model 10B is elastically deformed, and the structure 300B is in a state in which the plurality of objects 40B shown in FIG. 6A are not in contact with each other.
  • the structure 300B can also be used as a switching element.
  • the structure 300B according to the present embodiment includes the structure 100B.
  • the structure 300B can exhibit the new function of the structure 100B by moving the plurality of objects 40B.
  • the structure 300B controls one or more of the optical characteristics, the electric conduction characteristics, the heat conduction characteristics, or the fluid resistance characteristics of the structure 100B by moving a plurality of objects 40B.
  • the structure 300B controls the electrical conduction characteristics of the structure 100B. That is, the novel function of the structure 100B according to the present embodiment is a function of controlling the electrical conductivity of the structure 100B.
  • the structure 300B can be used as a sensor that senses the flow of current.
  • the structure 300B can also be used as a switching element.
  • the structure 300B can be used for different purposes from the above-mentioned sensors and switching elements by changing the control characteristics.
  • the structure 300B according to the present embodiment is an electronic device.
  • the structure 300B can be used as an electrical device that can be easily incorporated into other devices.
  • the three-dimensional net-shaped model 10B according to the present embodiment is an elastic body that elastically deforms.
  • the force P is applied to the three-dimensional network-shaped model 10B, so that the shape of the three-dimensional network-shaped model 10B changes, and it becomes easy to move a plurality of objects 40B.
  • the structure 100B according to the present embodiment includes a partition wall 32B that suppresses the movement of the plurality of objects 40B, and the partition wall 32B is provided on the boundary surface constituting the plurality of spaces 30B.
  • a part of the boundary surface is a part of the outermost surface which is the outermost surface of the three-dimensional net-shaped model 10B, and the partition wall 32B is the outermost surface. It is provided on the entire surface of one or more of them.
  • the plurality of objects 40B can stay inside one of the plurality of spaces 30B. Further, it is possible to prevent the plurality of objects 40B from leaking to the outside of the three-dimensional net-shaped model 10B. Further, as shown in the present embodiment, when the three-dimensional net-shaped model 10B is an elastic body, the structure 100B is provided with the partition wall 32B, so that the destruction of the structure 100B by the force P can be suppressed. it can.
  • the diameter of the plurality of objects 40B is smaller than one side of the plurality of spaces 30B having a cubic shape, but the present invention is not limited to this. In this modification, the diameter of the plurality of objects 40B is larger than one side of the plurality of spaces 30B having a cubic shape.
  • a plurality of objects 40B existing in different spaces 30B among the plurality of spaces 30B are in contact with each other. That is, even when a force P for pressing from the outside is not applied to the structure 300B, each of the plurality of objects 40B is in contact with each other in advance, and a current is generated between the contact 51 and the contact 52 which are paired with each other. Flows.
  • the direction of the force P is generated in the direction of stretching the structure 300B. That is, the directions of the forces P are the direction toward the z-axis positive direction with respect to the upper surface (z-axis positive side surface) of the structure 300B and the direction toward the z-axis negative direction with respect to the lower surface (z-axis negative direction side surface) of the structure 300B. Is.
  • the structure 100B elastically deforms according to the direction of the force P, and as a result, the shapes of the plurality of spaces 30B are deformed. That is, the shapes of the plurality of spaces 30B are deformed so that the volume of the plurality of spaces 30B becomes large.
  • the positions of the plurality of objects 40B in one of the plurality of spaces 30B change as the plurality of spaces 30B are deformed. That is, the plurality of objects 40B move inside one of the plurality of spaces 30B as the plurality of spaces 30B are deformed. As a result of the movement of the plurality of objects 40B, each of the plurality of objects 40B does not come into contact with each other. Therefore, the electric resistance value between the contact 51 and the contact 52 paired with each other is very high, and no current flows between the contact 51 and the contact 52 paired with each other. That is, the structure 300B having the structure 100B according to this modification can be used as a pressure sensor.
  • the plurality of objects 40B existing in the different spaces 30B among the plurality of spaces 30B are in contact with each other.
  • the plurality of net wires include, but are not limited to, a plurality of main net wires having a thicker wire thickness and a plurality of sub net wires having a thinner wire thickness. All of the plurality of net lines may have the same line thickness, that is, the main net line and the sub net line may be the same line.
  • the cross-sectional shape of the plurality of net wires may be any shape.
  • the cross-sectional shape of the plurality of net wires may be circular or polygonal.
  • the cross-sectional shape of the plurality of net wires may be a shape in which protrusions are provided in a circular shape or a polygonal shape (for example, a star shape or a gear shape). In particular, when the shape is provided with protrusions, it becomes easy to suppress the movement of a plurality of objects.
  • the plurality of main network lines and the plurality of sub network lines including the plurality of network lines are lines extending in the x-axis, y-axis, or z-axis directions, but the present invention is not limited to this.
  • the plurality of main net lines and the plurality of sub net lines may be lines that are not parallel to any of the x-axis, y-axis, and z-axis directions. That is, the plurality of main net lines and the plurality of sub net lines may be lines extending in any direction.
  • the three-dimensional net-shaped model shows a configuration showing high rigidity
  • the three-dimensional net-shaped modeled body in the first embodiment may be an elastic body that elastically deforms as in the third embodiment.
  • a part of the three-dimensional network-shaped model exhibits high rigidity
  • the other part of the three-dimensional network-shaped model may be an elastic body. That is, a part of the plurality of net wires included in the three-dimensional net-shaped model may show high rigidity, and the other part of the plurality of net wires may be an elastic body.
  • the structure when the magnetic field shown in the first embodiment is generated, the structure has only the portion which is an elastic body. It can exert the function of elastically deforming.
  • the boundary surface and the outermost surface are flat surfaces, but may be curved surfaces.
  • the energy supply device is a device including an electromagnet and generates a magnetic field, but the present invention is not limited to this.
  • the energy supply device may generate thermal energy, light energy, chemical energy, mechanical energy, or the like, or may generate them in combination.
  • the plurality of objects move by being given the energy generated by the energy supply device, but the present invention is not limited to this.
  • a plurality of objects may move according to gravity.
  • iron or copper is used as the plurality of objects, but the present invention is not limited to this.
  • the plurality of objects may be selected by the energy for moving the plurality of objects.
  • each of the plurality of objects may be composed of different materials. That is, for example, one of a plurality of objects may include a first material, and one object different from the one object may contain a second material different from the first material. Specifically, one of the plurality of objects may contain iron, and one object different from the one may contain cobalt, as in the first embodiment.
  • the type of material having a high light absorption rate is selected according to the wavelength contained in the light L. For example, when the light L is infrared light, the material having a high light absorption rate is selected from the materials that absorb infrared light. Further, for example, when the light L is ultraviolet light, the material having a high light absorption rate is selected from the materials that absorb the ultraviolet light.
  • the present invention is not limited to this.
  • the light reflection property or the light scattering property may be controlled.
  • the present invention is not limited to this.
  • the heat conduction property may be controlled.
  • a plurality of objects may contain a material exhibiting high thermal conductivity.
  • a metal material or the like can be used as the material exhibiting high thermal conductivity.
  • the fluid is, for example, water.
  • a configuration is used in which the shape of the opening is circular, the shape of the plurality of objects is spherical, and the diameter of the plurality of objects is larger than the diameter of the circular shape of the opening. ..
  • the fluid cannot move through the opening over two or more of the plurality of spaces.
  • the plurality of objects move and the plurality of objects do not cover the opening, the fluid can move over two or more of the plurality of spaces. In this way, it is possible to switch whether or not the plurality of objects cover the opening by moving the plurality of objects, so that the fluid resistance characteristics of the structure can be controlled.
  • the structure may emit sound when a plurality of objects move in a plurality of spaces. As a result of the movement of the plurality of objects, the structure may make a sound when the plurality of objects come into contact with the plurality of net wires. As a result, the movement of a plurality of objects is recognized by sound.
  • the three-dimensional net-shaped model and the plurality of net wires are made of an ABS-based resin material or a thermoplastic polyurethane-based resin material, but the present invention is not limited to this.
  • the three-dimensional net-shaped model and the plurality of net wires are made of nylon-based resin material, PLA (Poly-Lactive Acid) -based resin material, polycarbonate-based resin material, polycarbonate / ABS alloy-based resin material, PPSF (PolyPhenylSulfone) / PPSU ( PolyPhenylSulfone) resin material, ASA (acrylate-styrene-acrylonirile) resin material, PEEK (PolyEtherEtherKetone) resin material, PEI (PolyEtherImide) resin material, epoxy resin material, polypropylene resin material, vinyl It may be composed of a material such as a Teflon (registered trademark) resin material or a polyethylene terephthalate resin material.
  • the material is not limited to the above, and the three-dimensional net-shaped model and the plurality of net wires may be made of a material such as engineering plastic or super engineering plastic. Depending on the use of the structure, the three-dimensional net-shaped model and the material constituting the plurality of net wires are selected.
  • the three-dimensional net-shaped model was manufactured by the material extrusion method.
  • the three-dimensional net-shaped model can be produced by a liquid tank photopolymerization method.
  • the liquid tank photopolymerization method is as follows.
  • the material constituting the three-dimensional net-shaped model has fluidity.
  • the material constituting the three-dimensional net-shaped model is exposed to a predetermined stimulus so as to be a desired three-dimensional production target, the material constituting the three-dimensional network-shaped model is a cured layer. It becomes. By laminating the cured layers, a desired three-dimensional production target is obtained.
  • an ultraviolet curable resin can be used as the material constituting the three-dimensional net-shaped model, and ultraviolet rays can be used as the predetermined stimulus.
  • the structure is manufactured by arranging a plurality of objects so as to exist in a plurality of spaces during the manufacturing of the three-dimensional net-shaped model, but the structure is not limited to this.
  • the structure is not limited to this.
  • a plurality of objects elastically deform the shape of the opening after the three-dimensional net-shaped shaped body is manufactured. Then, it may be inserted through the opening.
  • a plurality of objects can be manufactured by a material extrusion method by a 3D printer as in the case of a three-dimensional net-shaped model.
  • filaments of the same material when a plurality of objects and a three-dimensional net-shaped model are made of the same material, filaments of the same material can be used.
  • filaments of different materials when a plurality of objects and a three-dimensional net-shaped model are composed of different materials, filaments of different materials can be used.
  • a liquid tank photopolymerization method, a material injection method, a binder injection method, a powder bed melt bonding method, or the like can be used as in the case of the three-dimensional net-shaped model.
  • the structure is mounted on a mounting table, but the structure is not limited to this.
  • the structure may be installed in any way as long as it can receive the energy supplied by the energy supply device.
  • the system may not be provided with a mounting table and support columns.

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Fluid Mechanics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Automation & Control Theory (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
PCT/JP2020/019383 2019-05-30 2020-05-15 構造体、システム及び構造物 Ceased WO2020241296A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2021522211A JP7257629B2 (ja) 2019-05-30 2020-05-15 構造体、システム及び構造物
CN202080035451.2A CN113811442B (zh) 2019-05-30 2020-05-15 构造体、系统及构造物
US17/613,547 US12244152B2 (en) 2019-05-30 2020-05-15 Structural body, system, and structural product
EP20813607.7A EP3978230A4 (en) 2019-05-30 2020-05-15 STRUCTURAL BODY, SYSTEM AND STRUCTURE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019101613 2019-05-30
JP2019-101613 2019-05-30

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WO2020241296A1 true WO2020241296A1 (ja) 2020-12-03

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EP (1) EP3978230A4 (https=)
JP (1) JP7257629B2 (https=)
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WO (1) WO2020241296A1 (https=)

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EP3978230A1 (en) 2022-04-06
US12244152B2 (en) 2025-03-04
EP3978230A4 (en) 2022-07-13
JPWO2020241296A1 (https=) 2020-12-03
JP7257629B2 (ja) 2023-04-14
US20220239153A1 (en) 2022-07-28
CN113811442B (zh) 2024-01-02
CN113811442A (zh) 2021-12-17

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