JP7433334B2 - 形状記憶合金製ワイヤに基づく多重安定性アクチュエータ - Google Patents
形状記憶合金製ワイヤに基づく多重安定性アクチュエータ Download PDFInfo
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- 229910001285 shape-memory alloy Inorganic materials 0.000 title claims description 131
- 230000007246 mechanism Effects 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 230000003042 antagnostic effect Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 4
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- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 description 9
- 229910001000 nickel titanium Inorganic materials 0.000 description 7
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 4
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- 230000003287 optical effect Effects 0.000 description 2
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- 125000006850 spacer group Chemical group 0.000 description 2
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- GRNHLFULJDXJKR-UHFFFAOYSA-N 3-(2-sulfanylethyl)-1h-quinazoline-2,4-dione Chemical compound C1=CC=C2C(=O)N(CCS)C(=O)NC2=C1 GRNHLFULJDXJKR-UHFFFAOYSA-N 0.000 description 1
- 101000632994 Homo sapiens Somatostatin Proteins 0.000 description 1
- 102100029563 Somatostatin Human genes 0.000 description 1
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
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- 239000000806 elastomer Substances 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
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Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
- F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
- F03G7/0614—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using shape memory elements
- F03G7/06143—Wires
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
- F03G7/065—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like using a shape memory element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
- F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
- F03G7/0614—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using shape memory elements
- F03G7/06147—Magnetic shape memory alloys, e.g. ferro-magnetic alloys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
- F03G7/066—Actuator control or monitoring
- F03G7/0665—Actuator control or monitoring controlled displacement, e.g. by using a lens positioning actuator
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3855—Details of mounting fibres in ferrules; Assembly methods; Manufacture characterised by the method of anchoring or fixing the fibre within the ferrule
- G02B6/3858—Clamping, i.e. with only elastic deformation
- G02B6/3859—Ferrules characterised by use of shape memory material [SMM], e.g. heat recoverable polymers, Ti-Ni compounds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2280/00—Materials; Properties thereof
- F05B2280/50—Intrinsic material properties or characteristics
- F05B2280/5006—Shape memory
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0053—Driving means for the movement of one or more optical element
- G03B2205/0076—Driving means for the movement of one or more optical element using shape memory alloys
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Adjustment Of Camera Lenses (AREA)
- Manipulator (AREA)
- Control Of Position Or Direction (AREA)
Description
2 形状記憶合金製ワイヤ
3 可動ストッパ
3′ 可動ストッパ
10 アクチュエータ
11 構造フレーム
12 可動要素
15 バネ(復帰要素)
15′ バネ(復帰要素)
16 ホルダ
16′ ホルダ
17 静止ピラー
17′ 静止ピラー
18 レバー
18′ レバー
19 可撓性要素
19′ 可撓性要素
20 アクチュエータ
21 構造フレーム
22 可動要素
24 静止ピラー
24′ 静止ピラー
25 バネ
25′ バネ
26 ホルダ
26′ ホルダ
27 リンク要素
28 レバー
28′ レバー
29 可撓性要素
29′ 可撓性要素
30 アクチュエータ
34 端部ストッパ要素
34′ 端部ストッパ要素
38 レバー
38′ レバー
45 バネ
45′ バネ
46 ホルダ
46′ ホルダ
50 アクチュエータ
52 ローラ
55 バネ
55′ バネ
56 静止ピラー
56′ 静止ピラー
58 レバー
58′ レバー
61 アクチュエータフレーム
62 T字状要素
65 バネ
65′ バネ
68 アーム
68′ アーム
69 サポート
71 静止フレーム
77 リンクフレーム
131 (形状記憶合金製ワイヤの)第1のセグメント
131′ (形状記憶合金製ワイヤの)第1のセグメント
132 (形状記憶合金製ワイヤの)第2のセグメント
132′ (形状記憶合金製ワイヤの)第2のセグメント
331 (形状記憶合金製ワイヤの)第1のセグメント
331′ (形状記憶合金製ワイヤの)第1のセグメント
332 (形状記憶合金製ワイヤの)第2のセグメント
332′ (形状記憶合金製ワイヤの)第2のセグメント
431 (形状記憶合金製ワイヤの)第1のセグメント
431′ (形状記憶合金製ワイヤの)第1のセグメント
432 (形状記憶合金製ワイヤの)第2のセグメント
432′ (形状記憶合金製ワイヤの)第2のセグメント
Claims (10)
- 形状記憶合金製アクチュエータ(10;10′;20;30;40;50;60;70)であって、
少なくとも第1の形状記憶合金製ワイヤ(1)及び第2の形状記憶合金製ワイヤ(2)によって駆動される可動要素(12;22;32;42;52;62;72)であって、前記第1の形状記憶合金製ワイヤ(1)及び前記第2の形状記憶合金製ワイヤ(2)が、拮抗構成で配置されており、前記可動要素(12;22;32;42;52;62;72)の位置を、前記第1の形状記憶合金製ワイヤ(1)及び前記第2の形状記憶合金製ワイヤ(2)を冷却するのと同時に決定する、前記可動要素(12;22;32;42;52;62;72)と、
静止フレーム(11;21;31;41;51;61;71)と、
前記静止フレーム(11;21;31;41;51;61;71)の表面を前記可動要素(12;22;32;42;52;62;72)と間接的に結合することによって、前記可動要素(12;22;32;42;52;62;72)をロックするためのロック機構であって、間接的な結合が、前記ロック機構によって実現される、前記ロック機構と、
ロック係合するための復元力を付与する少なくとも1つの復帰機構と、
を備えている前記形状記憶合金製アクチュエータ(10;10′;20;30;40;50;60;70)において、
前記ロック機構が、少なくとも1つの可動ストッパ(3,3′,3′′,3′′′)を含んでおり、前記可動ストッパ(3,3′,3′′,3′′′)が、前記可動ストッパ(3,3′,3′′,3′′′)が前記可動要素(12;22;32;42;52;62;72)又は前記静止フレーム(61;71)の前記表面と係合するロック位置と、前記可動ストッパ(3,3′,3′′,3′′′)が前記可動要素(12;22;32;42;52;62;72)及び前記静止フレーム(61;71)の前記表面のいずれとも係合しないアンロック位置と、の間において移動可能とされ、前記ロック機構が、ロック係合するための復元力を付与する少なくとも1つの前記復帰機構に取り付けられており、
少なくとも1つの前記可動ストッパ(3,3′,3′′,3′′′)の係合解除が、少なくとも前記第1の形状記憶合金製ワイヤ(1)及び前記第2の形状記憶合金製ワイヤ(2)の作動によって制御され、
少なくとも1つの前記可動ストッパ(3,3′,3′′,3′′′)の係合が、前記第1の形状記憶合金製ワイヤ(1)及び前記第2の形状記憶合金製ワイヤ(2)の冷却時に、冷却の結果として、少なくとも1つの前記復帰機構によって付与される復元力によって自動的に実行されることを特徴とする形状記憶合金製アクチュエータ。 - すべての形状記憶合金製ワイヤ(1,2)が、同一の長さ及び直径を有していることを特徴とする請求項1に記載の形状記憶合金製アクチュエータ。
- 少なくとも前記第1の形状記憶合金製ワイヤ(1)及び前記第2の形状記憶合金製ワイヤ(2)の作動による前記可動要素(12;22;32;42;52;62;72)の移動が、直線、回転、又は直線及び回転の組み合わせとされることを特徴とする請求項1又は2に記載の形状記憶合金製アクチュエータ。
- 前記第1の形状記憶合金製ワイヤ(1)及び前記第2の形状記憶合金製ワイヤ(2)それぞれが、第1のセグメント(131,131′;231,231′;431,431′)と第2のセグメント(132,132′;232,232′;432,432′)とを備えており、
前記第1のセグメント(131,131′;231,231′;431,431′)が、前記可動要素(12;22;32;42;52;62;72)の移動を同時に駆動し、
少なくとも1つの前記可動ストッパ(3,3′,3′′,3′′′)の係合解除が、前記第1のセグメント(131,131′;231,231′;431,431′)及び前記第2のセグメント(132,132′;232,232′;432,432′)のうち少なくとも1つのセグメントによって制御されることを特徴とする請求項1~3のいずれか一項に記載の形状記憶合金製アクチュエータ。 - 前記第1の形状記憶合金製ワイヤ(1)及び前記第2の形状記憶合金製ワイヤ(2)それぞれが、第1のセグメント(431,431′)と第2のセグメント(432,432′)とを備えており、
前記第1のセグメント(431,431′)と前記第2のセグメント(432,432′)との両方が、前記可動要素(42)を同時に駆動し、複数の前記可動ストッパ(3,3′,3′′,3′′′)の係合解除を制御することを特徴とする請求項3に記載の形状記憶合金製アクチュエータ(40)。 - 1つ以上の弾性要素(19,19′;29,29′;39,39′)、転がり軸受、又は滑り軸受が、前記可動要素(12;22;32)を前記静止フレーム(11;21;31)の表面と接続していることを特徴とする請求項3に記載の形状記憶合金製アクチュエータ(10;10′;20;30)。
- 前記可動ストッパ(3,3′,3′′,3′′′)の係合のための前記復帰機構が、弾性要素(15,15′;25,25′,25′′,25′′′;35,35′;45,45′,45′′,45′′′;55,55′;65,65′;75,75′,75′′,75′′′)を備えていることを特徴とする請求項1~6のいずれか一項に記載の形状記憶合金製アクチュエータ。
- 前記可動ストッパ(3,3′,3′′,3′′′)の係合のための前記復帰機構が、1つ以上の永久磁石を備えていることを特徴とする請求項1~6のいずれか一項に記載の形状記憶合金製アクチュエータ。
- 前記可動ストッパ(3,3′,3′′,3′′′)の係合のための前記復帰機構が、1つ以上の双安定要素を備えていることを特徴とする請求項1~8のいずれか一項に記載の形状記憶合金製アクチュエータ。
- 前記可動ストッパ(3,3′,3′′,3′′′)が、摩擦ストッパとされることを特徴とする請求項1~9のいずれか一項に記載の形状記憶合金製アクチュエータ。
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IT102019000003589 | 2019-03-12 | ||
IT102019000003589A IT201900003589A1 (it) | 2019-03-12 | 2019-03-12 | Attuatore multistabile basato su fili in lega a memoria di forma |
PCT/IB2020/052056 WO2020183360A1 (en) | 2019-03-12 | 2020-03-10 | Multi-stable actuator based on shape memory alloy wires |
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JP2022524954A JP2022524954A (ja) | 2022-05-11 |
JPWO2020183360A5 JPWO2020183360A5 (ja) | 2023-02-28 |
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EP (1) | EP3908753B1 (ja) |
JP (1) | JP7433334B2 (ja) |
KR (1) | KR102573544B1 (ja) |
CN (1) | CN113474552B (ja) |
IT (1) | IT201900003589A1 (ja) |
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IT201900025057A1 (it) | 2019-12-20 | 2021-06-20 | Actuator Solutions GmbH | Attuatore discreto basato su lega a memoria di forma |
US11460009B1 (en) | 2021-03-22 | 2022-10-04 | Toyota Motor Engineering & Manufacturing North America, Inc. | Actuator for holding an object |
US11472325B1 (en) | 2021-03-30 | 2022-10-18 | Toyota Motor Engineering & Manufacturing North America, Inc. | Actuator for a support system of a seat |
IT202100010589A1 (it) * | 2021-04-27 | 2022-10-27 | Actuator Solutions GmbH | Sottoinsieme fluidico azionato da lega a memoria di forma e apparecchiatura che lo incorpora |
WO2023017158A1 (en) | 2021-08-13 | 2023-02-16 | Actuator Solutions GmbH | Actuator subassembly controlled by shape memory alloy wires, system comprising a plurality of such subassemblies and control method for such system |
US11649808B2 (en) | 2021-10-20 | 2023-05-16 | Toyota Motor Engineering & Manufacturing North America, Inc. | Multi-stable actuator |
WO2023094813A1 (en) * | 2021-11-24 | 2023-06-01 | Cambridge Mechatronics Limited | An actuator assembly |
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- 2020-03-10 CN CN202080016705.6A patent/CN113474552B/zh active Active
- 2020-03-10 US US17/431,726 patent/US11927180B2/en active Active
- 2020-03-10 WO PCT/IB2020/052056 patent/WO2020183360A1/en active Search and Examination
- 2020-03-10 EP EP20713745.6A patent/EP3908753B1/en active Active
- 2020-03-10 JP JP2021550042A patent/JP7433334B2/ja active Active
- 2020-03-11 TW TW109108000A patent/TW202045815A/zh unknown
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Also Published As
Publication number | Publication date |
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CN113474552B (zh) | 2023-12-12 |
KR20210134631A (ko) | 2021-11-10 |
US11927180B2 (en) | 2024-03-12 |
CN113474552A (zh) | 2021-10-01 |
WO2020183360A1 (en) | 2020-09-17 |
TW202045815A (zh) | 2020-12-16 |
KR102573544B1 (ko) | 2023-09-01 |
EP3908753A1 (en) | 2021-11-17 |
IT201900003589A1 (it) | 2020-09-12 |
EP3908753B1 (en) | 2022-08-10 |
US20220136488A1 (en) | 2022-05-05 |
JP2022524954A (ja) | 2022-05-11 |
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