Intelligent obstacle avoidance robot

An intelligent obstacle avoidance and robot technology, applied in the field of intelligent robots, can solve problems such as disorder, complex obstacle layout, unstable movement, etc., to achieve the effect of improving detection ability and easy communication and interaction

Active Publication Date: 2019-08-09
广州映博智能科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the development of science and technology, robots have gradually entered daily life to provide people with various services. Service robots often require the ability to interact with people, such as accepting voice commands and having the ability to output information. Service robots should also have the ability to interact with people. The ability to shuttle among the crowd. The existing service robots are often slender and have a certain height. They are prone to unstable movement due to the problem of the center of gravity. Therefore, the smooth movement of the robot has also become an important indicator. There are still many in daily life scenes. Obstacles include fixed objects and moving people, etc. These obstacles are often arranged in a complex and disorderly manner. The existing robot obstacle avoidance detection methods mainly rely on infrared or ultrasonic methods in the front to avoid obstacles, facing the side or having a certain height The obstacles are often helpless, and the original obstacle avoidance structure settings can no longer meet the requirements of current robot obstacle avoidance. Therefore, an intelligent robot that is easy to interact with people, moves smoothly, and can avoid obstacles in complex scenes is needed.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0038] The driving wheel 430 is driven by a DC motor 436, and the DC motor 436 has a built-in photoelectric speed measurement module. In this embodiment, the use of a DC motor with a photoelectric speed measurement module can precisely control the rotation of the robot's wheels, which is conducive to precise control of the rotation of the robot's wheels, and achieves the purpose of the robot's smooth movement and accurate turning.

Embodiment 2

[0040] There are two counterweights 401 between the two driving wheels 430 , which are respectively located inside the two driving wheels 430 , close to the bottom front of the robot chassis 400 . In this embodiment, the distributed distribution of counterweights is beneficial to ensure that the robot maintains a lower center of gravity.

Embodiment 3

[0042] see Figure 5 , the bottom of the robot chassis 400 is provided with a groove 406 corresponding to the mounting position of the counterweight 401, and a cylindrical accommodation cavity 407 is formed in the groove 406, and the counterweight 401 is installed in the accommodation cavity 407, A cover plate 405 is provided corresponding to the groove 406, and the cover plate 405 is fixed to the groove 406 by screws. In this embodiment, the setting of the groove can prevent the counterweight from moving in the horizontal direction and eliminate the possibility of the counterweight colliding with other parts of the body. The cylindrical counterweight is easier to determine the center of gravity and reduces the difficulty of counterweight structure design. Adding a cover plate to the groove can prevent the bumps generated when the robot moves, causing the counterweight to move up and down and interfere with the smooth movement of the robot.

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Abstract

The invention provides an intelligent obstacle avoidance robot which comprises a robot chassis, a terrain identification device, a robot body, a robot head, an infrared obstacle avoidance unit and a plurality of ultrasonic obstacle avoidance units. The intelligent obstacle avoidance robot has the beneficial effects that the robot can accurately control movement and is of a stable counterweight structure; the infrared obstacle avoidance unit is arranged on the lower portion of the front surface of the robot chassis, the ultrasonic obstacle avoidance units are arranged on the upper portion of the front surface of the robot body and the upper portions of the two sides surfaces of the robot chassis, the terrain identification device between the robot chassis and the robot body is used in a cooperating mode, and therefore the obstacle detecting capacity of the intelligent robot is greatly improved; the robot is further provided with a plurality of sound pick-ups, so that the functions of external speech acquisition, sound localization and echo cancellation of the robot are achieved; and a touch screen displayer and a loudspeaker on the robot head are used in a cooperating mode, so that the robot is more liable to communicate and interact with people.

Description

technical field [0001] The invention relates to the field of intelligent robots, in particular to an intelligent obstacle avoidance robot. Background technique [0002] With the development of science and technology, robots have gradually entered daily life to provide people with various services. Service robots often require the ability to interact with people, such as accepting voice commands and having the ability to output information. Service robots should also have the ability to interact with people. The ability to shuttle among the crowd. The existing service robots are often slender and have a certain height. They are prone to unstable movement due to the problem of the center of gravity. Therefore, the smooth movement of the robot has also become an important indicator. There are still many in daily life scenes. Obstacles include fixed objects and moving people, etc. These obstacles are often arranged in a complex and disorderly manner. The existing robot obstacle ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B25J5/00B25J19/00B25J9/16
CPCB25J5/007B25J9/1666B25J19/002
Inventor 覃争鸣
Owner 广州映博智能科技有限公司
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