WO2012159737A1 - Eigenfortbewegungsfähige plattform - Google Patents
Eigenfortbewegungsfähige plattform Download PDFInfo
- Publication number
- WO2012159737A1 WO2012159737A1 PCT/EP2012/002171 EP2012002171W WO2012159737A1 WO 2012159737 A1 WO2012159737 A1 WO 2012159737A1 EP 2012002171 W EP2012002171 W EP 2012002171W WO 2012159737 A1 WO2012159737 A1 WO 2012159737A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- platform
- bellows
- actuator
- actuators
- support leg
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
- B25J19/007—Means or methods for designing or fabricating manipulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Program-controlled manipulators
- B25J9/10—Program-controlled manipulators characterised by positioning means for manipulator elements
- B25J9/14—Program-controlled manipulators characterised by positioning means for manipulator elements fluid
- B25J9/142—Program-controlled manipulators characterised by positioning means for manipulator elements fluid comprising inflatable bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D57/00—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track
- B62D57/02—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members
- B62D57/032—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members with alternately or sequentially lifted supporting base and legs; with alternately or sequentially lifted feet or skid
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J3/00—Diaphragms; Bellows; Bellows pistons
- F16J3/06—Bellows pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/12—Characterised by the construction of the motor unit of the oscillating-vane or curved-cylinder type
Definitions
- the invention relates to a self-propelled platform with at least six deflectable mounted on the platform support legs.
- Self-propelled platforms also referred to as mobile robotic systems in the relevant specialist literature, serve for a variety of purposes and can be used depending on the purpose and training of the for the
- DE 101 01 327 B4 discloses a rail-bound, self-propelled device which, along a motor-driven endless belt, provides a plurality of individually controllable holding gripper elements which move in alternation with a rail track along which the device is able to move.
- EP 1 884 453 A2 Another self-propelled robot is described in EP 1 884 453 A2, which provides four squeegee feet mounted on a platform, which are arranged relative to the platform both liftable and lowerable and linearly movable longitudinally of the platform. A movement of the platform is carried out by each clockwise driving the individual suction feet.
- both chamber walls Surrounding the chamber wall and are connected to each other along an axis, wherein both chamber walls are twisted in opposite directions to each other torsionally about the axis.
- Movement systems can be integrated as a compact actuator unit.
- One of the document removable movement system is similar to an insect-like
- the invention has for its object to provide a self-propelled platform that should be compared to previous, generic devices a structurally simple, easier and cheaper to implement.
- it is necessary to look for measures by which the smallest possible, self-propelled platform, preferably in the size range of a few centimeters in size, can be created. It should also be possible to freely scale the shape and size of a self-propelled platform without further design and manufacturing effort.
- the solution-trained, self-propelled platform takes, as in the case of the above-cited document US 4,751,868, the nature of the model, and in particular the structure of articulated legs, as they are observed in arthropods, especially in arachnids.
- the solution is based on generative manufacturing methods, with which it is possible to produce by iteratively layered structure in largely arbitrarily scalable structures and components of movement.
- the solution-trained, self-propelled platform provides at least six support legs deflectably mounted on the platform about at least one first spatial axis, each of which is connected to the platform via a pivotable about the first spatial axis hinge unit and with an unilaterally supported on the platform actuator , Furthermore, each support leg has at least a first and a second, the platform
- Production process can be produced.
- Particularly suitable as generative production methods are rapid prototyping by means of a photolithographic process, photopolymerization by layer-wise curing from a liquid bath, layer-by-layer application and solidification of powder layers, stratified removal of a binder in one
- Powder composite energy beam deposition method in metal powder or
- Plastic extruder techniques for example fused deposition modeling.
- FIG. 1 shows a perspective plan view of a self-propelled platform on the model of a spider-like movement mechanism.
- Housing trained platform 1 a total of eight support legs A to H are hinged.
- a first spatial axis R1 which usually corresponds to the vertical axis in the case of resting the spin-like arrangement on a flat and horizontal surface.
- the spatial axis R1 at the articulated articulation point of the support leg A in Figure 1 located.
- the support leg A is movably mounted about the spatial axis R1 in the movement trajectory apparent on the platform 1 by the bidirectional arrow illustration P by means of a first joint unit G1 (not shown in FIG. 1). In the same way, all other support legs A to G in order
- Each individual support leg A to H has in the exemplary embodiment according to FIG. 1 a first and second support leg section S1, S2. Again be to
- the first support leg section S1 which is connected to the platform 1 on one side so as to be deflectable about the first spatial axis R1, is deflectable at its other end via an actuator which is designed to be deflectable about a second spatial axis R2
- Joint unit G2 connected to the second support leg section S2.
- the hinge unit G2 is based on the
- the spatial axis R2 is preferably oriented orthogonally to the first spatial axis R1, so that upon appropriate actuation of the joint unit G2 designed as an actuator, the second support leg section S2 can be raised or lowered vertically about the horizontally oriented spatial axis R2 (see the drawing drawn around the spatial axis R2 bidirectional
- Double arrow symbolic PP Double arrow symbolic PP
- Each individual support leg A to H can thus be pivoted both bidirectionally around the first spatial axis R1 and also by means of the actuator Lift joint unit G2 by a orthogonal to the first spatial axis R1 second spatial axis R2 and lower.
- FIG. 1 provides for a third support leg section S3 on all eight support legs A to H.
- the respective third support leg section S3 is formed via a third as an actuator
- Joint unit G3 connected to the end portion of the second support leg portion S2.
- the third joint unit G3 is also a bellows-type actuator
- the embodiment of the self-propelled platform illustrated in FIG. 1 is preferably selected such that the respective eight support legs A to H articulated on the platform 1 are symmetrical along the symmetry axis S.
- Movement pattern for the control of the corresponding support legs is to be selected if the self-propelled platform one of the
- FIG. 1 shows the structural design of those hinge units G1, via which the respective first support leg sections S1 of the support legs A to H are each bidirectionally pivotable about the respective first spatial axis R1 connected to the platform 1, reference is made to the illustrations of Figures 2 and 3a and b.
- 2 shows the "inner life" of the capsule-like housing of the platform 1, which is cut open for a clear view into the interior of the housing in Figure 2.
- Figure 3a shows an individual perspective view of a first support leg section S1 mounted in an articulated manner on the platform 1
- 3a shows a reduced side view of the hinge unit illustrated in Figure 3a
- identical components are provided with identical reference numerals, so that the following description refers to the above-mentioned Figures 2 and 3a and b in their entirety.
- each eight support legs A to H corresponding to the embodiment in Figure 1 are hinged.
- All joint actuators G1 which can be activated by actuation, via which the support legs A to H are connected to the platform 1, are of similar design. Representing the training of all support legs is in each case the joint unit G1 on the support legs A and D dotted bordered, as well as in Fig. 3b.
- Each individual support leg A to H is tubular and encloses a hollow channel through which a medium, for example. Air or a liquid can be passed. In the image representation according to FIG. 2, this can be seen at the open cut ends of the illustrated sections of the respective first support leg sections S1.
- the support leg can be designed as a mere hollow channel, alternatively it is also possible to provide an extra-fluid-tight supply channel 2 within a hollow support leg, as in the illustrated support legs F and H as well also in Figure 3a is the case.
- the respective first support leg section S1 protrudes in each case through an opening 3 within the capsule-like housing of the platform 1 into the interior of the housing and is in each case via a
- Film hinge 4 pivotally connected to the first spatial axis R1 (see Figure 2 and 3b).
- first spatial axis R1 see Figure 2 and 3b.
- FIG. 3 b shows a partial region of a support leg which, in this form, is obtained as an integral component and via the frame-like border 5 by insertion into the opening 3 is firmly connected to the platform 1, as can be seen from Fig. 3a.
- FIG. 3 c shows an alternative embodiment for forming the support legs A to H. which can be attached in a rotatably movable manner to the platform 1 about the spatial axis R 1
- the support leg in which the lifting and lowering operation is initiated by means of the bellows-like actuator G2 acting as a joint unit, which at the same time serves as a connection between the two support leg sections S1 and S2, the support leg is set according to the variant shown in FIG first support leg portion SV and a second support leg portion S2 'together, which by means of a bellows-shaped actuator 13 for the purpose of
- a connected to the joint unit G1 component 14 is provided, which projects beyond the platform 1 side or at least laterally freely accessible to the platform.
- the component 14 has a
- Wall section 14 ' which is oriented parallel to the spatial axis R1 and thus mounted at a radial distance to the spatial axis R1 about this pivotally.
- the first support leg section SV is composed of two separate and mutually parallel struts 15, 16, which are connected in each case via a first film hinge 15 ', 16' in one piece with the wall portion 14 'of the component 14. Both struts 15, 16 are the same length and with their respective to the first Film joint 15 ', 16' opposite strut ends via a second film hinge 15 ", 16" connected to the second support leg portion S2 '.
- Supporting leg section S2 ' is strip-like or rod-like and has a longitudinal extension, which is oriented parallel to the first spatial axis R1.
- the first and second film hinges 15 ', 16' and 15 ", 16" each have one
- the articulation point of the actuator 13 on the strut 15 is located between the two
- Struts ends, preferably as centrally as possible to the strut 15.
- the actuator 3 is based on the other hand on the wall portion 14 'of the component 14, through which a not
- actuator 13 it is possible to connect the actuator 13 with two struts 15, 16 or only with the strut 16. Also, multiple actuators can be provided for the deflection of the first support leg section.
- Wall section 14 'as well as the second support leg section S2' is at an actorisch supported deflection of the two struts 15, 16 relative to
- Support legs A to H on a horizontal surface so the individual support legs, which have a structure according to the embodiment of FIG. 3 c, are lifted exactly vertically upwards - this is the case when the located in the actuator medium removed from the actuator is and the actuator thus contracts - and lowered vertically downwards - in the case of filling the actuator 13 and an associated Aktorausdehnung -.
- a bellows-shaped actuator 6 is provided, which is on one side, on a fixed mechanical abutment, in the form of a platform 1 connected to the support structure 7, attached. With the other actuator end of the bellows-like actuator 6 is in engagement with the respectively in the
- capsule-like housing of the platform 1 projecting end portion of the respective first support leg portion S1.
- the individual bellows-shaped actuators 6 as well as the actuator 13 mentioned above each have a bellows-like, flexurally elastic actuator wall, which has a wavy trained volume wall in longitudinal section and which is able to expand when filling with a medium in Aktorlijnserstreckung and beyond when emptying the actuator volume one against the spatial direction, along which the actuator expands, has restoring spring force.
- the bellows-shaped actuator 6 can at
- Supply structure for example in the form of individual fluid densities
- Connecting lines which emanate from a medium reservoir, not shown, and each unilaterally open into the provided in the support structures 7 openings 8 fluid-tight. Depending on the action of the bellows-shaped actuators 6 with a medium, these are capable of deflecting the individual support legs A to H bidirectionally about the spatial axis R1.
- each first support leg portion S1 immediately after exiting through the opening 3 has a platform 1 projecting portion which according to the angled above.
- At the upper end of the first support leg section S1 is another
- This joint unit is already provided in connection with the illustration of the embodiment in Figure 1 by the reference numeral G2 and is able to raise or lower the second support leg portion S2 also integrally connected to the hinge unit G2 with appropriate filling with a medium around the second spatial axis R2.
- a longitudinally stable and flexible, band-shaped or web-shaped means 9 is provided laterally in actuator elongation of the bellows-shaped actuator locally reduced or completely prevented in the region of the means 9, so that the fan-shaped actuator when inflating with a medium, a curved actuator movement is literally forced.
- the movement arrow P added to the joint unit G2 designed as an actuator in FIG. 3a outlines the up and down movement of the corresponding joint unit.
- FIGS. 4a and b show a longitudinal section and a perspective oblique view of one
- a bending behavior determining means 9 is integrally mounted, by which the actuator movement along a curved predetermined trajectory T is predetermined.
- the respective first support leg sections S1 are hollow and allow the actuator volume to be supplied with a gaseous or liquid medium.
- the second support leg portion S2 of all the support legs A to H is hollow, in order in this way to provide the third hinge unit G3, which connects the second support leg portion S2 with the third support leg portion S3, in the same way with the medium to the corresponding to steer or
- Figure 5 illustrates a longitudinal section through a bellows-like designed as an actuator hinge unit, as provided for a preferred embodiment of the hinge units G2 and G3.
- self-propelled platform basically allows a one-piece design and thus suitable for the production by means of generative manufacturing processes.
- the platform and the support legs in separate generative manufacturing steps to manufacture and then assemble, should be noted at this point again.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Actuator (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112012002196.7T DE112012002196A5 (de) | 2011-05-23 | 2012-05-22 | Eigenfortbewegungsfähige Plattform |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011102960.9 | 2011-05-23 | ||
| DE201110102960 DE102011102960A1 (de) | 2011-05-23 | 2011-05-23 | Eigenfortbewegungsfähige Plattform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2012159737A1 true WO2012159737A1 (de) | 2012-11-29 |
Family
ID=46149386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2012/002171 Ceased WO2012159737A1 (de) | 2011-05-23 | 2012-05-22 | Eigenfortbewegungsfähige plattform |
Country Status (2)
| Country | Link |
|---|---|
| DE (2) | DE102011102960A1 (de) |
| WO (1) | WO2012159737A1 (de) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103171643A (zh) * | 2013-02-27 | 2013-06-26 | 浙江大学 | 一种机器人弹性关节 |
| GB2512059A (en) * | 2013-03-18 | 2014-09-24 | Rolls Royce Plc | Machine tool |
| JP2017145879A (ja) * | 2016-02-17 | 2017-08-24 | 裕一 中里 | アクチュエータ及びリハビリテーション機器 |
| US20170290681A1 (en) * | 2014-04-11 | 2017-10-12 | President And Fellows Of Harvard College | Portable Prosthetic Hand With Soft Pneumatic Fingers |
| CN107669218A (zh) * | 2017-11-09 | 2018-02-09 | 嘉兴南洋职业技术学院 | 高空清洗机 |
| CN109895117A (zh) * | 2019-04-23 | 2019-06-18 | 中国科学院国家天文台 | 一种巨型望远镜反射面维护装置 |
| CN110450140A (zh) * | 2019-08-30 | 2019-11-15 | 哈工大机器人湖州国际创新研究院 | 软体机器人及其制造方法 |
| CN114087168A (zh) * | 2021-10-29 | 2022-02-25 | 杭州电子科技大学 | 柔性自激励式液流控制的气动发生管、气压泵和机器人 |
| CN121590872A (zh) * | 2026-01-30 | 2026-03-03 | 浙江大学 | 一种双稳态温感果蔬包装、包装系统、方法及在果蔬物流中的应用 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3431832A1 (de) | 2017-07-19 | 2019-01-23 | Ratier-Figeac SAS | Faltenbälge |
| CN108725623B (zh) * | 2018-05-07 | 2021-04-09 | 中国石油大学(华东) | 具有缓冲功能的仿生海蟑螂腿结构 |
| CN109941368B (zh) * | 2019-03-04 | 2021-09-03 | 尚亚丽 | 摄影摄像电动行走装置 |
| DE102019204335A1 (de) * | 2019-03-28 | 2020-10-01 | Carl Zeiss Smt Gmbh | Verfahren zum Herstellen einer Halte- und Positioniervorrichtung und eines Kühlkörpers |
| CN110667728A (zh) * | 2019-10-21 | 2020-01-10 | 江苏科技大学 | 仿生六足爬行机器人 |
| CN112896362B (zh) * | 2021-03-27 | 2022-03-11 | 吉林大学 | 一种高度仿生的全柔性驱动仿蜘蛛机器人 |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103171643B (zh) * | 2013-02-27 | 2015-06-17 | 浙江大学 | 一种机器人弹性关节 |
| CN103171643A (zh) * | 2013-02-27 | 2013-06-26 | 浙江大学 | 一种机器人弹性关节 |
| GB2512059A (en) * | 2013-03-18 | 2014-09-24 | Rolls Royce Plc | Machine tool |
| GB2512059B (en) * | 2013-03-18 | 2016-08-31 | Rolls Royce Plc | An independently moveable machine tool |
| US10221992B2 (en) | 2013-03-18 | 2019-03-05 | Rolls-Royce Plc | Independently moveable machine tool |
| US10548745B2 (en) * | 2014-04-11 | 2020-02-04 | President And Fellows Of Harvard College | Portable prosthetic hand with soft pneumatic fingers |
| US20170290681A1 (en) * | 2014-04-11 | 2017-10-12 | President And Fellows Of Harvard College | Portable Prosthetic Hand With Soft Pneumatic Fingers |
| JP2017145879A (ja) * | 2016-02-17 | 2017-08-24 | 裕一 中里 | アクチュエータ及びリハビリテーション機器 |
| CN107669218A (zh) * | 2017-11-09 | 2018-02-09 | 嘉兴南洋职业技术学院 | 高空清洗机 |
| CN109895117A (zh) * | 2019-04-23 | 2019-06-18 | 中国科学院国家天文台 | 一种巨型望远镜反射面维护装置 |
| CN109895117B (zh) * | 2019-04-23 | 2023-10-24 | 中国科学院国家天文台 | 一种巨型望远镜反射面维护装置 |
| CN110450140A (zh) * | 2019-08-30 | 2019-11-15 | 哈工大机器人湖州国际创新研究院 | 软体机器人及其制造方法 |
| CN110450140B (zh) * | 2019-08-30 | 2023-02-24 | 湖州瑞亚机器人科技有限公司 | 软体机器人及其制造方法 |
| CN114087168A (zh) * | 2021-10-29 | 2022-02-25 | 杭州电子科技大学 | 柔性自激励式液流控制的气动发生管、气压泵和机器人 |
| CN121590872A (zh) * | 2026-01-30 | 2026-03-03 | 浙江大学 | 一种双稳态温感果蔬包装、包装系统、方法及在果蔬物流中的应用 |
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| DE112012002196A5 (de) | 2014-02-13 |
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