DE112023000635T5 - Linearaktuator - Google Patents
Linearaktuator Download PDFInfo
- Publication number
- DE112023000635T5 DE112023000635T5 DE112023000635.0T DE112023000635T DE112023000635T5 DE 112023000635 T5 DE112023000635 T5 DE 112023000635T5 DE 112023000635 T DE112023000635 T DE 112023000635T DE 112023000635 T5 DE112023000635 T5 DE 112023000635T5
- Authority
- DE
- Germany
- Prior art keywords
- outer peripheral
- nut
- cylindrical portion
- peripheral surface
- linear actuator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 claims abstract description 132
- 230000013011 mating Effects 0.000 abstract 2
- 239000004519 grease Substances 0.000 description 41
- 230000004048 modification Effects 0.000 description 29
- 238000012986 modification Methods 0.000 description 29
- 230000033001 locomotion Effects 0.000 description 13
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
Images
Classifications
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing means
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
- F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
- F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
- F16H25/2214—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/204—Axial sliding means, i.e. for rotary support and axial guiding of nut or screw shaft
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
- F16H2025/2075—Coaxial drive motors
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
- F16H2025/2081—Parallel arrangement of drive motor to screw axis
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022071135 | 2022-04-22 | ||
| JP2022-071135 | 2022-04-22 | ||
| PCT/JP2023/013952 WO2023204016A1 (ja) | 2022-04-22 | 2023-04-04 | 直動アクチュエータ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE112023000635T5 true DE112023000635T5 (de) | 2024-11-21 |
Family
ID=88419838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE112023000635.0T Pending DE112023000635T5 (de) | 2022-04-22 | 2023-04-04 | Linearaktuator |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12072004B1 (https=) |
| JP (1) | JP7392903B1 (https=) |
| CN (1) | CN117693641A (https=) |
| DE (1) | DE112023000635T5 (https=) |
| WO (1) | WO2023204016A1 (https=) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021042801A (ja) | 2019-09-10 | 2021-03-18 | 日本精工株式会社 | ボールねじ装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009036884A1 (de) * | 2009-08-10 | 2011-05-19 | Schaeffler Technologies Gmbh & Co. Kg | Kugelgewindetrieb, mit axial abgestützter Gewindespindel |
| DE102011050814B3 (de) * | 2011-06-01 | 2012-08-23 | Sfs Intec Holding Ag | Welle mit einem Lager |
| DE102016216496A1 (de) * | 2016-09-01 | 2018-03-01 | Schaeffler Technologies AG & Co. KG | Gewindetrieb |
| JP2019056460A (ja) * | 2017-09-22 | 2019-04-11 | Ntn株式会社 | 電動アクチュエータ |
| US11209060B2 (en) * | 2018-04-25 | 2021-12-28 | Mando Corporation | Electromechanical brake caliper with rolling friction motion converters |
| JP2020143693A (ja) * | 2019-03-04 | 2020-09-10 | Ntn株式会社 | 直動アクチュエータ |
| US11536355B2 (en) * | 2019-08-28 | 2022-12-27 | Koyo Bearings North America Llc | Segmented spring for a ball screw |
| KR102670367B1 (ko) * | 2019-08-29 | 2024-05-30 | 현대모비스 주식회사 | 차고 조절장치 |
| EP4100665A1 (en) * | 2020-02-04 | 2022-12-14 | Koyo Bearings North America LLC | Stop pin for a ball screw assembly |
| EP4199320B1 (en) | 2020-10-23 | 2025-08-13 | NSK Ltd. | Linear actuator |
| WO2023276822A1 (ja) * | 2021-07-01 | 2023-01-05 | 日本精工株式会社 | ボールねじ装置 |
| WO2023026808A1 (ja) * | 2021-08-24 | 2023-03-02 | 日本精工株式会社 | ボールねじ装置およびその製造方法 |
| US20240060551A1 (en) * | 2022-08-19 | 2024-02-22 | Jtekt Bearings North America Llc | Linear actuator having wobble joint |
-
2023
- 2023-04-04 WO PCT/JP2023/013952 patent/WO2023204016A1/ja not_active Ceased
- 2023-04-04 CN CN202380012807.4A patent/CN117693641A/zh active Pending
- 2023-04-04 DE DE112023000635.0T patent/DE112023000635T5/de active Pending
- 2023-04-04 US US18/292,008 patent/US12072004B1/en active Active
- 2023-04-04 JP JP2023541120A patent/JP7392903B1/ja active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021042801A (ja) | 2019-09-10 | 2021-03-18 | 日本精工株式会社 | ボールねじ装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117693641A (zh) | 2024-03-12 |
| WO2023204016A1 (ja) | 2023-10-26 |
| US12072004B1 (en) | 2024-08-27 |
| US20240263690A1 (en) | 2024-08-08 |
| JP7392903B1 (ja) | 2023-12-06 |
| JPWO2023204016A1 (https=) | 2023-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed |