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bionic quadruped robot

A quadruped robot and bionic technology, applied in the field of robotics, can solve the problems of reducing the authenticity, the number of degrees of freedom of the whole machine, and the simulated dinosaur's motion feeling is blunt, and achieve the effect of improving flexibility, high motion flexibility, and simplifying the structure

Active Publication Date: 2021-10-26
SHANGHAI JIAO TONG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the market of large-scale mechanical dinosaurs, the current products have some common problems, the number of degrees of freedom of the whole machine is small, and the flexibility of the whole machine is not enough, which leads to the rigid sense of movement of the simulated dinosaurs; mechanical dinosaurs often need to use certain auxiliary equipment such as rails, brackets, etc. Brace movement, greatly reducing realism

Method used

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Examples

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Embodiment Construction

[0024] Such as figure 1 As shown, the present embodiment takes the Triceratops structure as an example, which specifically includes: a head 1, four head and tail structural units 2, four leg mechanisms 4 and a torso 3, wherein: the head 1 and the torso 3 pass through a head and tail structure The unit 2 is connected, the four leg mechanisms 4 are connected with the trunk 3 respectively, and the three head and tail structural units 2 connected in sequence by the connecting piece 25 form a tail and are connected with the trunk 3 .

[0025] Such as figure 2 As shown, the leg mechanism 4 includes: a thigh parallel mechanism and an ankle joint parallel mechanism connected by a connecting piece 5, wherein: the thigh parallel mechanism uses the trunk 3 as a static platform, the connecting piece 5 as a dynamic platform, and the ankle joint The parallel mechanism uses the connector 5 as a static platform.

[0026] The thigh parallel mechanism includes: the first driving branch chain...

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Abstract

A bionic quadruped robot, including: four leg mechanisms connected to the torso and multiple head and tail structural units, wherein: each leg mechanism provides six degrees of freedom, and each head and tail structural unit provides two degrees of freedom, according to Flexibility requires connecting head-tail structural units in sequence to simulate the neck and tail connection to the torso. The present invention is based on bionics, and adopts parallel mechanism for structural design. Compared with series structure, the present invention has stronger carrying capacity, so it has better safety; through reasonable structural design, it is ensured that all driving pairs of mechanical dinosaurs are moving pairs , using hydraulic cylinder drive to ensure sufficient power and strength; the relative pose and size of the leg mechanism and head and tail structural units refer to the size of the restoration model of dinosaur fossils, which can better imitate the posture of dinosaurs; the pose of the mechanism head and tail The structural units can be selected and combined according to the required movement flexibility, which simplifies the structure.

Description

technical field [0001] The invention relates to a technology in the field of robots, in particular to a dinosaur-based bionic quadruped robot. Background technique [0002] With the development of economy and society, people's living standards are constantly improving, and the demand for spiritual life is also increasing. It has become a world trend to apply science and technology to people's spiritual life. Dinosaurs are familiar creatures, and they are also prehistoric creatures that many people love and yearn for. Therefore, mechanical dinosaurs have great potential for development in the fields of theme parks, large-scale events, stage performances, and educational science. [0003] At present, the development of large-scale mechanical dinosaurs in China is slow. The models of mechanical dinosaurs do not have mobility or only part of the structure is movable, and they do not have the ability to walk autonomously; Australia is already in the leading position in this field...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B62D57/032
CPCB62D57/032
Inventor 郭为忠李子岳林荣富赵辰尧和家平
Owner SHANGHAI JIAO TONG UNIV
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