WO2012081841A2 - 다족보행장치 - Google Patents
다족보행장치 Download PDFInfo
- Publication number
- WO2012081841A2 WO2012081841A2 PCT/KR2011/008756 KR2011008756W WO2012081841A2 WO 2012081841 A2 WO2012081841 A2 WO 2012081841A2 KR 2011008756 W KR2011008756 W KR 2011008756W WO 2012081841 A2 WO2012081841 A2 WO 2012081841A2
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- Prior art keywords
- rotatably connected
- link
- elevating
- rotating
- walking
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- 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
Definitions
- the present invention relates to a multipedal walking apparatus that allows a multipedal walking robot to walk while taking a natural motion.
- Multi-pedal walking robots have been developed to mimic the skeletal structure or walking pattern of a flying animal that travels by legs, which is known as the most stable and fast way of walking by walking robot researchers.
- the biomimetic design is focused on the legs, and the overall walking pattern is not considered, so that the connection between the movement of the body and the movement of the legs is not natural.
- the present invention has been made to solve the problems described above, the problem to be solved by the present invention in consideration of the overall gait pattern according to the relationship between the body and the lower limb in the multipedal walking robot when walking. It is to provide a multipedal walking device that can take a more natural motion.
- Multi-pedestrian walking device for achieving the above object is a foreleg having a body portion including a body, a front fixing part fixed to the body, and a front rotary part rotatably connected to the front fixing part.
- the body portion further includes a driving unit for rotating one of the front and rear rotation.
- the driving part is connected to one end of the connecting member rotatably in the lateral direction with the body, and one end is rotatably connected to the other side of the connecting member and the other end is rotatable to one of the front and rear rotating parts.
- the second link is provided with two, one of the two second link is connected to both ends of the left side of the other side of the connecting member and the left side of the front rotation portion, respectively, the other one of the two second link is Both ends may be connected to the right side of the other side of the connection member and to the right side of the front rotary part, respectively.
- the connecting member may include a shaft member extending in the up and down direction on the other side, and the lifting part may include a rotating member rotatably connected to both ends and the up and down direction of the shaft member.
- the elevating part has a first elevating member whose one end is rotatably connected in the left and right directions with respect to the top of the rotating member, a second elevating member whose one end is rotatably connected in the left and right directions with the lower end of the rotating member, and And a support member rotatably connected to the other end and the left and right directions of the first elevating member axially and rotatably connected to the middle portion and the left and right direction of the second elevating member, wherein the elevating driving part has one end.
- the other end of the second elevating member is rotatably connected to the left and right direction, and the other end is rotatably connected to the support member in the left and right direction, and can be stretched and driven in the longitudinal direction.
- the support member may be connected to the first elevating member and the second elevating member such that the first elevating member and the second elevating member are disposed in parallel with each other.
- the second lifting member may include a damper connected to the support member.
- the lifting driving unit may be a hydraulic driver.
- the front rotation part is rotatable in the lateral direction with respect to the front fixing part
- the rear rotation part is rotatable in the left and right direction with respect to the rear fixing part
- the driving part is left and right one of the front rotation part and the rear rotation part.
- the direction can be rotated about an axis.
- the body by providing the first link and the driving unit, the body can take natural motions back and forth or left and right according to the movement of the legs when the multiped walking robot is walking. Walking behavior similar to that may be implemented.
- FIG. 1 is a perspective view of a multi-foot walking robot equipped with a multi-foot walking device according to an embodiment of the present invention.
- Figure 2 is an enlarged three-dimensional view showing the driving unit of the multi-pedestrian walking apparatus according to an embodiment of the present invention.
- FIG. 3 is a schematic conceptual view illustrating a step-by-side view of a walking motion of a multi-leg walking robot by a multi-leg walking apparatus according to an embodiment of the present invention.
- FIG. 4 is a schematic conceptual diagram illustrating a stepped view of a walking motion of a multiped walking robot by a multiped walking robot according to an exemplary embodiment of the present invention.
- FIG. 1 is a perspective view of a multi-pedestrian walking robot equipped with a multi-pedestrian walking apparatus according to an embodiment of the present invention
- Figure 2 is an enlarged three-dimensional view of the drive unit provided in the body of the multi-pedestrian walking apparatus according to an embodiment of the present invention .
- the multi-pedestrian walking device (hereinafter referred to as 'the present multi-legged walking device') 100 according to an embodiment of the present invention is the body portion 1, the front leg portion (2), the rear leg portion ( 3) and a first link 4.
- the body portion 1 includes a body 11.
- the body 11 may be a torso of the multipedal walking robot itself, or may be configured to be connected to the torso of the multipedal walking robot. That is, the multi-pedal walking device 100 does not necessarily include the body of the multi-pedal walking robot itself in one configuration. In this case, the multi-foot walking device 100 may be a device mounted on the multi-foot walking robot.
- the body part 1 further includes a driving part 5 for rotating one of the front rotary part 22 and the rear rotary part 32.
- the driving unit 5 may be rotatably connected to the body 11, as shown in FIGS. 1 and 2.
- the driving unit driving unit 5 will be described later in detail after the configuration of the front leg 2, the rear leg 3, and the first link (4).
- the front leg part 2 includes a front fixing part 21 fixed to the body 11, and a front rotating part 22 rotatably connected to the front fixing part 21.
- the front fixing portion 21 may be fixed to the body 11 so as to limit the freedom of movement and rotational freedom.
- the front rotary part 22 may be connected through the front fixing part 21 and the hinge part.
- the rear leg part 3 includes a rear fixing part 31 fixed to the body 11, and a rear rotating part 32 rotatably connected to the rear fixing part 31.
- the rear fixing part 31 may be fixed to the body 11 so as to restrict the degree of freedom of movement and the degree of freedom of rotation.
- the rear rotating part 32 may be connected through the rear fixing part 31 and the hinge part. Since the front fixing part 21 and the rear fixing part 31 are fixed to the body 11, respectively, the front rotating part 22 and the rear rotating part 32 can be considered to be relatively rotatable with respect to the body 11, respectively.
- the front rotary part 22 may be rotatable in the lateral direction with respect to the front fixing part 21, and the rear rotating part 32 may be in the lateral direction with respect to the rear fixing part 31. It may be rotatable.
- the front rotary part 22 may be rotatable up and down relative to the front fixing part 21, and the rear rotary part 32 may be rotatable up and down relative to the rear fixing part 31.
- the front fixing part 21 and the rear fixing part 31 are fixed to the body 11, respectively, the front rotating part 22 and the rear rotating part 32 are rotatable up and down relative to the body 11, respectively. can see.
- the drive part 5 is connected to the front turn part 22 so that the front turn part 22 can be rotated up and down.
- the driving unit 5 may be connected to the rear rotating unit 32. That is, the driving part 5 provided in the body part 1 may rotate one of the front rotary part 22 and the rear rotary part 32 in the lateral direction.
- both ends of the first link 4 are connected to the front rotation part 22 and the rear rotation part 32, respectively.
- the first link 4 is the other of the front rotary part 22 and the rear rotary part 32.
- One can also serve to rotate together.
- both ends of the first link 4 may be rotatably connected to the front rotation part 22 and the rear rotation part 32 in the lateral direction.
- the first link 4 may be stretched with a predetermined elasticity in the longitudinal direction to make the walking motion more natural.
- the first link 4 may be fixedly connected at both ends to the front rotary part 22 and the rear rotary part 32, and the first link 4 may be the front rotary part 22 and the rear rotary part 32. Both ends may be rotatably connected with respect to all directions of rotation, such as through a ball joint.
- the driving unit 5 may include a link unit 51, a lifting unit 52, and a lifting driving unit 53.
- Link portion 51 is connected to the connecting member 512, one side of which is rotatably connected to the body 11 and the left and right directions, and the other end of the connecting member 512 is rotatably connected to one end and the front rotary part 22 And a second link 511, the other end of which is rotatably connected to one of the rear rotating parts 32.
- connection member 512 is connected to the body 11 and the other side is connected to the second link 511, the connection member 512 is rotated up and down with respect to the body 11, the other side about one side. While driving, the second link 511 may be pushed or pulled. When the second link 511 is pushed or pulled through the rotation of the connection member 512 described above, one of the front rotary part 22 and the rear rotary part 32 which is rotatably connected to the second link 511 is also pushed. Can be rotated or pulled out. For reference, the rotation of the connection member 512 may be made through the lifting drive unit 53 to be described later.
- the second link 511 is connected to the front rotary part 22, when the elevating driver 53 lifts the other side of the connecting member 512, the second link 511 is connected to the other side of the connecting member 512.
- the front rotary part 22 rotates through the movement of the two links 511, and as the front rotary part 22 rotates, the first link 4 connected to the front rotary part 22 also moves, and the first link ( As 4) is moved, the rear turn 32 connected to the first link 4 may also rotate.
- connection member 512 may include a shaft member (5121) extending in the vertical direction on the other side.
- the shaft member 5121 may be connected to the lifting unit 52 to be described later so that the lifting unit 52 may be rotated left and right by a predetermined angle with respect to the longitudinal direction of the shaft member 5121. This operation will be described later in more detail while looking at the configuration of the lifting unit 52.
- the lifting unit 52 may be configured to lift the link unit 51.
- the elevating unit 52 may be connected to an elevating driver 53 to be described later.
- the lifting unit 52 may be rotatably connected to the other side of the connecting member 512 in the vertical direction.
- the connection member 512 may include a shaft member 5121, and the lifting unit 52 may shaft both ends and the vertical direction of the shaft member 5121. It may include a rotating member 521 rotatably connected to. That is, the lifting unit 52 may rotate left and right relative to the link unit 51 through the rotating member 521.
- the lifting unit 52 may raise or lower the link unit 51 or may be configured to rotate left and right with respect to the link unit 51.
- the rotation of the front rotary unit 22 connected to the link unit 51 may occur.
- the first link 4 is moved along with the rotation of the 22 to rotate the rear turn 32.
- the front rotary part 22 and the rear rotary part 32 are connected to the first link 4 and rotate together up and down by a predetermined angle.
- the walking motion of the walking robot can be made more natural.
- the lifting unit 52 is rotated left and right with respect to the link unit 51 by a predetermined angle, so that when the multi-legged walking robot with the multi-legged walking apparatus 100 installed therein walks the left front leg (back leg) or the right front leg Every time the hind leg is stepped, a twisted motion of the body to the left (left upward) or the right (right upward) can be realized more naturally.
- the direction in which the body is twisted according to the direction in which the link unit 51 is connected to the front rotary part 22 or the rear rotary part 32 may be inclined upward or downward than the direction rotated left and right.
- two second links 511 may be provided. One end of each of the two second links 511 is connected to the left side of the other side of the connection member 512 and the left side of the front rotary part 22, respectively, and the other one of the two second links 511 is connected to the connection member. Both ends may be connected to the right side of the other side of the 512 and the right side of the front rotary part 22, respectively. In this way, two second links 511 are provided and connected to the left and right sides of the front rotary part 22, so that the front rotary part 22 is rotatably connected to the front fixing part 21, so that Left and right twist motions may be implemented.
- the front rotary part 22 is rotatably connected in the left and right directions with respect to the front fixing part 21, the left and right rotation by the predetermined angle within a range allowed by the elasticity of the front leg 2 itself. This may be acceptable.
- the second link 511 may be elastically stretched within a predetermined range in the longitudinal direction.
- the predetermined range means that the multi-pedestrian walking robot provided with the multi-leg walking apparatus 100 is absorbed to some extent by the elastic expansion and contraction of the second link 511, and more natural torsional motion is possible. It is preferable that it is a range which falls.
- the elastic allowable range is too much, the multi-pedestrian robot or other components of the multi-pedestrian walking apparatus 100 may be subjected to excessive load, so that each component can be appropriately distributed to the load in advance. It is desirable to set a fixed range. In this predetermined range, a similar concept may be applied to the salping first link 4.
- the elevating unit 52 may include one end of which is rotatably connected to the top and left and right directions of the rotating member 521.
- the first elevating member 522, one end of the second elevating member 523 is rotatably connected to the lower and left and right directions of the rotary member 521, and the other end and the left and right directions of the first elevating member 522
- It may further include a support member 524 rotatably connected to the support member 524 is rotatably connected in the lateral direction and the middle portion of the second elevating member 523.
- the support member 524 may be connected to the first elevating member 522 and the second elevating member 523 such that the first elevating member 522 and the second elevating member 523 are arranged side by side.
- the second lifting member 523 may include a damper 5231 (damper) connected to the support member 524.
- the damper 5231 may also be referred to as an reducer, and both ends thereof may be connected to the second elevating member 523 and the support member 524 to absorb vibrations that may be generated when the elevating unit 52 is driven.
- the lifting driving unit 53 may move a portion connected to the other side of the connecting member 512 of the lifting unit 52 in the vertical direction. More specifically, the elevating drive unit 53 may have one end rotatably connected to the other end of the second elevating member 523 in the lateral direction and the other end may be rotatably connected to the support member 524 in the left and right direction. have. In addition, the lifting driving unit 53 may be stretched and driven in the longitudinal direction.
- the lifting driver 53 may be a hydraulic driver.
- FIG. 3 is a schematic conceptual view illustrating a step-by-side view of a walking motion of a multi-leg walking robot by a multi-leg walking apparatus according to an embodiment of the present invention.
- the up-down motion that the multiped walking robot can take by the multipedal walking device 100 will be described.
- the walking motion when the multiped walking robot is viewed from the side is shown step by step from 1 to 8.
- the lifting drive portion 53 is reduced in the longitudinal direction and pulls the other end of the second lifting member 523 down.
- the second elevating member 523 rotates about an intermediate portion connected to the supporting member 524, so that one end thereof is upwardly reversed.
- the rotary member 521 connected to one end of the elevating member 523 and the shaft member 5121 connected with the rotary member 521 are also raised.
- the shaft member 5121 rises up
- the other side of the connecting member 512 also rises up
- one end of the second link 511 connected to the other side of the connecting member 512 also rises up.
- the second link 511 pushes the front rotary part 22 upward upward by a predetermined angle, and the front rotary part 22 is pushed upward upward.
- the first link 4 is also moved and the rear turn 32, which is connected to the first link 4, is also rotated forward and downward and pulled.
- the shaft member 5121 When the shaft member 5121 is lowered, the other side of the connecting member 512 is also lowered, and one end of the second link 511 connected to the other side of the connecting member 512 is also lowered. As one end of the second link 511 is lowered, the second link 511 pulls the front rotary part 22 backward downward by a predetermined angle, and as the front rotary part 22 pulls downward backward. The first link 4 is also moved along and the rear turn 32 connected to the first link 4 is also rotated upward and pushed up.
- FIG. 4 is a schematic conceptual view illustrating a stepped view of a gait motion of a multipedal walking robot by a multipedal walking device according to an embodiment of the present invention.
- the left leg forward or the right leg forward, the shoulder, torso, and hip of the multiped walking robot may have some degree of twisting from side to side.
- the above-described salping up and down motion is controlled through the driving of the elevating drive unit 53 in accordance with the step of the multi-pedestrian walking robot, can be actively implemented, while the twist motion (twist motion) twisted to the left and right Is not actively controlled by a separate driving part such as the elevating driver 53.
- Torsion motion can be manually implemented through a configuration that can naturally accept the torsion generated during the walking of the multiped walking robot.
- a torsional motion in which the left hip (or shoulder) is lifted up as shown in 2 or the right hip (or shoulder) is lifted up as shown in 3 may be implemented by interaction between the following configurations.
- the second link on the left of the two second links 511 may be pulled up upward.
- the link portion 51 and the body 11 are slightly twisted from the left side (left upward) to the right side (right downward), but rotate up and down with respect to the shaft member 5121.
- the lifting portion 52 which is possibly connected is rotated relative to the shaft member 5121 so that no twist occurs. Therefore, the torsion motion of the link unit 51 and the body 11 with respect to the lifting unit 52 can be naturally implemented.
- the second left link among the two second links 511 may be dragged downward downward.
- the link portion 51 and the body 11 are slightly twisted from the left side (left downward) to the right side (right upward), but the upper and lower directions with respect to the shaft member 5121.
- the lifting unit 52 that is rotatably connected is rotated relative to the shaft member 5121 so that no twist occurs. Therefore, the torsion motion of the link unit 51 and the body 11 with respect to the lifting unit 52 can be naturally implemented.
- the present invention relates to a multi-pedestrian walking apparatus that allows a multi-pedal walking robot to walk while taking a natural motion, and can be applied to various fields such as a performance and a movie, thereby having industrial applicability.
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Abstract
Description
Claims (9)
- 몸체를 포함하는 몸체부,상기 몸체에 고정되는 앞고정부, 및 상기 앞고정부와 회전가능하게 연결되는 앞회전부를 구비하는 앞다리부,상기 몸체에 고정되는 뒷고정부, 및 상기 뒷고정부와 회전가능하게 연결되는 뒷회전부를 구비하는 뒷다리부, 그리고상기 앞회전부와 상기 뒷회전부에 양단이 각각 연결되는 제1 링크를 포함하며,상기 몸체부는 상기 앞회전부와 상기 뒷회전부 중 하나를 회전시키는 구동부를 더 포함하는 다족보행장치.
- 제1항에서,상기 구동부는일측이 상기 몸체와 좌우방향을 축으로 회전가능하게 연결되는 연결부재, 및 상기 연결부재의 타측에 일단이 회전가능하게 연결되고 상기 앞회전부와 상기 뒷회전부 중 하나에 타단이 회전가능하게 연결되는 제2 링크를 구비하는 링크부,상기 연결부재의 타측과 상하방향을 축으로 회전가능하게 연결되는 승강부, 그리고상기 승강부의 상기 연결부재의 타측과 연결된 부분을 상하방향으로 이동시키는 승강구동부를 포함하는 다족보행장치.
- 제2항에서,상기 제2 링크는 두 개가 구비되고,상기 두 개의 제2 링크 중 하나는 상기 연결부재의 타측의 좌측과 상기 앞회전부의 좌측에 양단이 각각 연결되며,상기 두 개의 제2 링크 중 다른 하나는 상기 연결부재의 타측의 우측과 상기 앞회전부의 우측에 양단이 각각 연결되는 다족보행장치.
- 제2항에서,상기 연결부재는 타측에 상하방향으로 연장되는 축부재를 포함하고,상기 승강부는 상기 축부재의 양단과 상하방향을 축으로 회전가능하게 연결되는 회전부재를 포함하는 다족보행장치.
- 제4항에서,상기 승강부는일단이 상기 회전부재의 상단과 좌우방향을 축으로 회전가능하게 연결되는 제1 승강부재,일단이 상기 회전부재의 하단과 좌우방향을 축으로 회전가능하게 연결되는 제2 승강부재, 그리고상기 제1 승강부재의 타단과 좌우방향을 축으로 회전가능하게 연결되고 상기 제2 승강부재의 중간 부분과 좌우방향을 축으로 회전가능하게 연결되는 지지부재를 더 포함하고,상기 승강구동부는 일단이 상기 제2 승강부재의 타단과 좌우방향을 축으로 회전가능하게 연결되고 타단이 상기 지지부재에 좌우방향을 축으로 회전가능하게 연결되며 길이방향으로 신축 구동되는 다족보행장치.
- 제5항에서,상기 지지부재는 상기 제1 승강부재와 상기 제2 승강부재가 서로 나란하게 배치되도록 상기 제1 승강부재 및 상기 제2 승강부재와 연결되는 다족보행장치.
- 제5항에서,상기 제2 승강부재는 상기 지지부재와 연결되는 댐퍼(damper)를 포함하는 다족보행장치.
- 제2항 내지 제7항 중 어느 한 항에서,상기 승강구동부는 유압 구동기인 다족보행장치.
- 제1항에서,상기 앞회전부는 상기 앞고정부에 대해 좌우방향을 축으로 회전가능하고,상기 뒷회전부는 상기 뒷고정부에 대해 좌우방향을 축으로 회전가능하며,상기 구동부는 상기 앞회전부 및 상기 뒷회전부 중 하나를 좌우방향을 축으로 회전시키는 다족보행장치.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/703,786 US9022151B2 (en) | 2010-12-15 | 2011-11-16 | Multi-legged walking apparatus |
| JP2013515280A JP5612763B2 (ja) | 2010-12-15 | 2011-11-16 | 多足歩行装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100128012A KR101222623B1 (ko) | 2010-12-15 | 2010-12-15 | 다족보행장치 |
| KR10-2010-0128012 | 2010-12-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2012081841A2 true WO2012081841A2 (ko) | 2012-06-21 |
| WO2012081841A3 WO2012081841A3 (ko) | 2012-10-11 |
Family
ID=46245181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2011/008756 Ceased WO2012081841A2 (ko) | 2010-12-15 | 2011-11-16 | 다족보행장치 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9022151B2 (ko) |
| JP (1) | JP5612763B2 (ko) |
| KR (1) | KR101222623B1 (ko) |
| WO (1) | WO2012081841A2 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022077669A1 (zh) * | 2020-10-16 | 2022-04-21 | 苏州鸿渺智能科技有限公司 | 一种检测维修用工业机器人 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102095460B1 (ko) | 2018-02-13 | 2020-04-02 | 경북대학교 산학협력단 | 다족 모듈러 로봇 및 그를 위한 다리 제어방법 |
| CN113184075B (zh) * | 2021-05-25 | 2022-08-26 | 重庆邮电大学 | 一种仿安乐蜥的抗风振爬附机器人 |
| KR102469772B1 (ko) * | 2021-07-30 | 2022-11-22 | 한성대학교 산학협력단 | 복합링크구조를 도입한 로봇보행시스템 |
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| KR102739199B1 (ko) * | 2022-11-18 | 2024-12-05 | 서울대학교산학협력단 | 다리식 이동 로봇의 충격 완충 및 진동 저감 목 장치 |
| KR102746366B1 (ko) | 2022-11-23 | 2024-12-24 | 주식회사 럭스로보 | 다족 보행장치 |
| KR102791076B1 (ko) | 2022-11-23 | 2025-04-07 | 주식회사 럭스로보 | 리모트 브레인형 다족보행 ai 로봇 제어 시스템 |
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-
2010
- 2010-12-15 KR KR1020100128012A patent/KR101222623B1/ko active Active
-
2011
- 2011-11-16 WO PCT/KR2011/008756 patent/WO2012081841A2/ko not_active Ceased
- 2011-11-16 JP JP2013515280A patent/JP5612763B2/ja not_active Expired - Fee Related
- 2011-11-16 US US13/703,786 patent/US9022151B2/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022077669A1 (zh) * | 2020-10-16 | 2022-04-21 | 苏州鸿渺智能科技有限公司 | 一种检测维修用工业机器人 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013530057A (ja) | 2013-07-25 |
| KR20120066757A (ko) | 2012-06-25 |
| WO2012081841A3 (ko) | 2012-10-11 |
| KR101222623B1 (ko) | 2013-01-16 |
| US20130087392A1 (en) | 2013-04-11 |
| US9022151B2 (en) | 2015-05-05 |
| JP5612763B2 (ja) | 2014-10-22 |
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