CN211001614U - Leg remote control system of bionic robot - Google Patents
Leg remote control system of bionic robot Download PDFInfo
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- CN211001614U CN211001614U CN201921941779.1U CN201921941779U CN211001614U CN 211001614 U CN211001614 U CN 211001614U CN 201921941779 U CN201921941779 U CN 201921941779U CN 211001614 U CN211001614 U CN 211001614U
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Abstract
The utility model relates to a bionic robot's shank remote control system, its characterized in that: comprises a leg control assembly and a leg mechanical assembly; the leg control assembly is provided with a thigh sensing module for sensing thigh action of an operator, a shank sensing module for sensing shank action of the operator, a sole sensing module for sensing sole action of the operator and a controller communication module; the thigh sensing module and/or the shank sensing module and/or the sole sensing module are/is in communication connection with the controller communication module; the leg mechanical assembly is provided with a robot communication module, an electric push-pull rod and a control main board; the control main board controls the electric push-pull rod to work according to the attitude data from the leg control assembly; the robot communication module is in communication connection with the controller communication module, so that the leg control assembly and the leg mechanical assembly are communicated and interconnected. The leg remote control system of the bionic robot is flexible in control mode, applicable to different terrains and convenient to operate.
Description
Technical Field
The utility model relates to a robot specifically is a bionic robot's shank remote control system.
Background
The remote control walking of the existing leg mechanical assembly on the market is realized by a computer programming control mode, and the following two control modes are generally available: the robot finishes actions according to instructions sent by the remote controller, action programming is carried out through various operation keys and/or programming keys and the like on the remote controller, basic function operation and action playback can be carried out after the programming is finished, the control method is quite troublesome to operate, an operator needs to receive control training, and the control difficulty is high; secondly, the computer control mode, because the structure of shank mechanical assembly is complicated, lead to the control process loaded down with trivial details, need edit the size of the orbit of robot walking and step with accurate algorithm, but all actions are controlled by the computer and are accomplished, form the limitation of action, can not exert the robot effect better, consequently can not adapt to different topography, and remote control environmental requirement is also very high.
Therefore, further improvements are needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of above-mentioned prior art existence, and provide a bionic robot's shank remote control system, its control mode is nimble, applicable in different topography, simple operation.
The purpose of the utility model is realized like this:
the utility model provides a bionic robot's shank remote control system which characterized in that: the bionic robot comprises a leg control assembly worn on an operator and a leg mechanical assembly arranged on the bionic robot; the leg control assembly is provided with a thigh sensing module for sensing thigh action of an operator, a shank sensing module for sensing shank action of the operator, a sole sensing module for sensing sole action of the operator and a controller communication module; the thigh sensing module and/or the shank sensing module and/or the sole sensing module are/is in communication connection with the controller communication module; the leg mechanical assembly is provided with a robot communication module, an electric push-pull rod for driving the leg mechanical assembly to complete different actions, and a control main board for sending push-pull instructions to the electric push-pull rod; the control main board controls the electric push-pull rod to work according to the attitude data from the leg control assembly; the robot communication module is in communication connection with the controller communication module, so that the leg control assembly and the leg mechanical assembly are communicated and interconnected.
The leg control assembly comprises a thigh controller worn at the thigh position of the operator and/or a shank controller worn at the shank position of the operator and/or a sole controller worn at the sole position of the operator; the thigh sensing module is arranged on the thigh controller; the shank sensing module is arranged on the shank controller; the sole sensing module is arranged on the sole controller; the controller communication module is arranged on the thigh controller, the shank controller or the sole controller.
The leg mechanical assembly comprises a robot thigh and a robot shank; the electric push-pull rod comprises a thigh push-pull rod for driving the thigh of the robot to move and a shank push-pull rod for driving the shank of the robot to move, and the thigh push-pull rod and the shank push-pull rod are respectively controlled by the control main board.
And a robot sensing module used for determining the initial position of the electric push-pull rod is arranged on the leg mechanical assembly and controlled by the control main board.
The leg mechanical assembly is provided with a camera module for shooting the surrounding environment of the leg mechanical assembly, and the camera module is in communication connection with the control mainboard; the robot communication module is in communication connection with a display screen used for broadcasting the shooting picture of the camera module.
The control method of the leg remote control system is characterized in that: comprises the following steps
(1) An operator wears the leg control assembly and starts the leg mechanical assembly to ensure that the leg control assembly and the leg mechanical assembly are communicated and interconnected;
(2) the leg part of the operator acts, the thigh sensing module senses the angle change of the thigh of the operator and/or the shank sensing module senses the angle change of the shank of the operator and/or the sole sensing module senses the angle change of the sole of the foot of the operator; the thigh sensing module and/or the shank sensing module and/or the sole sensing module generate corresponding attitude data according to the sensed angle change;
(3) the control main board receives attitude data from the leg control assembly, and calculates a push-pull instruction corresponding to the attitude data through an algorithm;
(4) the control mainboard sends the push-pull instruction to the corresponding electric push-pull rod to control the corresponding electric push-pull rod to work according to the push-pull distance required by the push-pull instruction, so that the leg mechanical assembly makes corresponding action.
The leg mechanical assembly is provided with a storage module for storing push-pull instructions, and an operator can call the push-pull instructions in the storage module at any time.
The leg remote control system further comprises a cloud server used for storing push-pull instructions, and an operator can call the push-pull instructions in the cloud server at any time.
The utility model has the advantages as follows:
the leg control assembly can realize remote walking control on the leg mechanical assembly, directly senses leg actions of an operator through the sensing module and converts the leg actions into attitude data, and the control main board controls the legs of the robot to make corresponding actions according to the attitude data; the control system controls the leg mechanical assembly in real time according to the action of an operator, the operator does not need to carry out related control training, and the operation is very simple and convenient. The leg control assembly comprises a thigh controller, a shank controller and a sole controller, each controller is convenient to wear and small in size, the number of controllers on an operator and loads brought by the controllers can be reduced, therefore, the leg mechanical assembly can be flexibly operated, the walking action of the robot is closer to the action of legs of a human body in a bionic mode, the action accuracy is higher, the synchronism is stronger, and the robot can better adapt to all terrains. In addition, through set up camera module on shank mechanical assembly to make shank mechanical assembly surrounding environment accessible display screen broadcast in real time, so that the operator operates according to the display screen, realize remote control and remote synchronization.
Drawings
Fig. 1 is a frame diagram according to an embodiment of the present invention.
Fig. 2 is a front view of an operator wearing the leg control assembly according to an embodiment of the present invention.
Fig. 3 is a right side view of an operator wearing a leg control assembly in an embodiment of the present invention.
Fig. 4 is a left side view of an operator wearing the leg control assembly according to an embodiment of the present invention.
Fig. 5 is a right side view of the foot lifting action of the operator according to an embodiment of the present invention.
Fig. 6 is a right side view of a foot lifting motion of the leg mechanical assembly according to an embodiment of the present invention.
Fig. 7 is a front view of the foot lifting operation of the operator according to an embodiment of the present invention.
Fig. 8 is a front view of a leg raising operation of the leg mechanism assembly according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1 to 8, the leg remote control system of the bionic robot comprises a leg control assembly worn on the leg of an operator and a leg mechanical assembly arranged on the bionic robot, wherein the leg control assembly is communicated and interconnected with the leg mechanical assembly; the leg control assemblies are matched with left and right legs of an operator to form two sets, and the leg mechanical assemblies are arranged in a bilateral symmetry mode; the leg control assembly of the embodiment is provided with a thigh sensing module for sensing thigh action of an operator, a shank sensing module for sensing shank action of the operator, a sole sensing module for sensing sole action of the operator and a controller communication module, wherein the thigh sensing module, the shank sensing module and the sole sensing module are respectively in communication connection with the controller communication module; the leg mechanical assembly is provided with a robot communication module, an electric push-pull rod for driving the leg mechanical assembly to complete different actions, and a control mainboard (the control mainboard of the embodiment is an STM32 control mainboard) for sending push-pull instructions to the electric push-pull rod, and the control mainboard controls the electric push-pull rod to work according to attitude data from the leg control assembly; the robot communication module is in communication connection with the controller communication module, so that the leg control assembly and the leg mechanical assembly are communicated and interconnected, and are communicated with each other through 5.8G signals (4G communication, Bluetooth or WIFI and the like).
Furthermore, the leg control assembly comprises a thigh controller 1 worn at the thigh position of the operator, a shank controller 2 worn at the shank position of the operator and a sole controller 3 worn at the sole position of the operator; the thigh sensing module is arranged on the thigh controller 1; the shank sensing module is arranged on the shank controller 2; the sole sensing module is arranged on the sole controller 3; the controller communication module is arranged on the thigh controller 1 and used for receiving the body sensing signals of the thigh sensing module, the shank sensing module and the sole sensing module, integrating the body sensing signals into the posture data of the legs, and then sending the posture data of the legs to the robot communication module of the leg mechanical assembly.
Furthermore, the leg mechanical assembly comprises a robot thigh and a robot shank, and the robot thigh, the robot shank and the robot sole form the robot leg assembly together; the electric push-pull rod comprises a thigh push-pull rod 7 for driving the thigh of the robot to move and a shank push-pull rod 8 for driving the shank of the robot to move, and the thigh push-pull rod 7 and the shank push-pull rod 8 are respectively controlled by the control main board. The robot communication module receives the attitude data, sends the attitude data to the control main board, and the control main board analyzes and processes the data, so as to control the corresponding push-pull rod to stretch and control the robot leg assembly by stretching and retracting the push-pull rods at different positions.
Furthermore, a robot sensing module used for determining the initial position of the electric push-pull rod is arranged on the leg mechanical assembly and controlled by the control main board. The robot sensing module receives a signal from the control main board to determine an initial position; specifically, to determine the initial position, the thigh push-pull rod 7 and the shank push-pull rod 8 on the leg mechanical assembly are both in the initial position, and the electric push-pull rod in the initial position is in a state of incomplete extension or incomplete contraction, but the bionic robot can stand stably; the state of the electric push-pull rod needs to be matched with the worn controllers firstly, if the controllers are worn incorrectly, the positions of the controllers are far away, the system prompts that the controllers need to be worn again correctly, however, deviation still exists, and therefore when the controllers are matched with the initial positions, the system sets a deviation factor as a parameter and adds an algorithm to the parameter, so that the influence of the deviation of the initial state on the later action is minimized.
Furthermore, a camera module for shooting the surrounding environment of the leg mechanical assembly is arranged on the leg mechanical assembly, and the camera module is in communication connection with the control mainboard; the robot communication module is in communication connection with a display screen used for broadcasting the shooting picture of the camera module. The operator can observe the environment around the leg mechanical assembly in real time through the display screen, and then the operator can conveniently carry out remote control.
Further, the leg mechanical assembly comprises a thigh component, a shank component, a middle joint seat 10 movably connecting the thigh component and the shank component, and an ankle component movably connecting the shank component;
the thigh assembly comprises a thigh rear connecting piece 9, a thigh front connecting piece 15 and a thigh push-pull rod 7; two groups of thigh push-pull rods 7 are arranged and are symmetrically arranged left and right; when the push-pull rods 7 of the two big legs extend simultaneously, the thigh component swings forwards; when the push-pull rods 7 of the two big legs are shortened simultaneously, the thigh component swings backwards; when the thigh push-pull rod 7 on the left side is extended and the thigh push-pull rod 7 on the right side is shortened, the thigh component swings to the left; when the thigh push-pull rod 7 on the right side is extended and the thigh push-pull rod 7 on the left side is shortened, the thigh assembly swings rightwards; the top end of the thigh push-pull rod 7 is hinged with a bionic robot body; the bottom end of the thigh push-pull rod 7 is movably connected with a thigh front connecting piece 15; the top end of the rear thigh connecting piece 9 and the top end of the front thigh connecting piece 15 are respectively hinged with a bionic robot body;
the shank component comprises a shank rear connecting piece 11, a shank front connecting piece 12 and a shank push-pull rod 8; two groups of shank push-pull rods 8 are arranged and are symmetrically arranged left and right; when the two shank push-pull rods 8 extend simultaneously, the thigh component swings forwards; when the two shank push-pull rods 8 are shortened simultaneously, the thigh component swings backwards; when the left shank push-pull rod 8 is extended and the right shank push-pull rod 8 is shortened, the thigh component swings left; when the shank push-pull rod 8 on the right side is extended and the shank push-pull rod 8 on the left side is shortened, the thigh component swings rightwards; the shank push-pull rod 8 can control the angle of the ankle component to a certain degree, so that the bionic robot can walk smoothly and stably; the bottom ends of the rear thigh connecting pieces 9 and the front thigh connecting pieces 15 are respectively hinged with the middle joint seat 10; the top end of the shank rear connecting piece 11 and the top end of the shank front connecting piece 12 are respectively hinged with the middle joint seat 10; the top end of the shank push-pull rod 8 is hinged with a shank front connecting piece 12;
the ankle component comprises an ankle connecting seat 16 and an ankle base 19 movably connected with the ankle connecting seat 16; the bottom end of the shank rear connecting piece 11 and the bottom end of the shank front connecting piece 12 are respectively hinged with an ankle connecting seat 16; the bottom end of the shank push-pull rod 8 is hinged with an ankle base 19;
the leg mechanical assembly adopts the electric push-pull rod to replace a steering engine used by the traditional robot, and the push-pull rod with the same stroke is used for controlling the motion of the leg, so that the light weight and simplicity of the leg are ensured, the bracket is not easy to deform, and the walking of the bionic robot is facilitated; each set of leg mechanical assembly is controlled by four electric push-pull rods, can realize actions at certain relative action angles and different footstep motions, has good freedom degree, free action and high stability, can realize biped walking and related actions of the robot, enables the gait to be closer to the gait of the human when walking normally, and does not lose the gravity center in the motion process; because the electric push-pull rod is used, when the bionic robot loses power suddenly, the bionic robot keeps the action during power failure, cannot lose balance due to no power and fall down suddenly, can stably maintain static standing dynamics when not used at ordinary times, and ensures the life safety of people.
The control method of the leg remote control system comprises the following steps
(1) An operator wears the leg control assembly and starts the leg mechanical assembly to ensure that the leg control assembly and the leg mechanical assembly are communicated and interconnected; when necessary, the initial position needs to be determined, so that the state of the electric push-pull rod is well matched with the leg control assembly;
(2) the leg part of the operator acts, the thigh sensing module senses the angle change of the thigh of the operator and/or the shank sensing module senses the angle change of the shank of the operator and/or the sole sensing module senses the angle change of the sole of the foot of the operator; the thigh sensing module and/or the shank sensing module and/or the sole sensing module generate a group of unique corresponding posture data according to the sensed angle change (for example, when an operator lifts the thigh, the thigh sensing module of the thigh controller 1 senses that the vertical angle is changed into the horizontal angle, and the angle change is transmitted to the control mainboard through the controller communication module);
(3) the control main board receives attitude data from the leg control assembly, and calculates a push-pull instruction corresponding to the attitude data through an algorithm;
(4) the control mainboard sends the push-pull instruction to the corresponding electric push-pull rod to control the corresponding electric push-pull rod to work according to the push-pull distance required by the push-pull instruction, so that the leg mechanical assembly makes corresponding action.
Furthermore, a storage module used for storing push-pull instructions is arranged on the leg mechanical assembly, and an operator can call the push-pull instructions in the storage module at any time.
Furthermore, the leg remote control system further comprises a cloud server for storing push-pull instructions, and an operator can call the push-pull instructions in the cloud server at any time.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a bionic robot's shank remote control system which characterized in that: comprises a leg control assembly and a leg mechanical assembly; the leg control assembly is provided with a thigh sensing module for sensing thigh action of an operator, a shank sensing module for sensing shank action of the operator, a sole sensing module for sensing sole action of the operator and a controller communication module; the thigh sensing module and/or the shank sensing module and/or the sole sensing module are/is in communication connection with the controller communication module; the leg mechanical assembly is provided with a robot communication module, an electric push-pull rod for driving the leg mechanical assembly to complete different actions, and a control main board for sending push-pull instructions to the electric push-pull rod; the control main board controls the electric push-pull rod to work according to the attitude data from the leg control assembly; the robot communication module is in communication connection with the controller communication module, so that the leg control assembly and the leg mechanical assembly are communicated and interconnected.
2. The leg remote control system of the biomimetic robot as recited in claim 1, wherein: the leg control assembly comprises a thigh controller worn at the thigh position of the operator and/or a shank controller worn at the shank position of the operator and/or a sole controller worn at the sole position of the operator; the thigh sensing module is arranged on the thigh controller; the shank sensing module is arranged on the shank controller; the sole sensing module is arranged on the sole controller; the controller communication module is arranged on the thigh controller, the shank controller or the sole controller.
3. The leg remote control system of the biomimetic robot as recited in claim 2, wherein: the leg mechanical assembly comprises a robot thigh and a robot shank; the electric push-pull rod comprises a thigh push-pull rod (7) used for driving the thigh of the robot to move and a shank push-pull rod (8) used for driving the shank of the robot to move, and the thigh push-pull rod (7) and the shank push-pull rod (8) are respectively controlled by the control main board.
4. The leg remote control system of the biomimetic robot as recited in claim 2, wherein: and a robot sensing module used for determining the initial position of the electric push-pull rod is arranged on the leg mechanical assembly and controlled by the control main board.
5. The leg remote control system of the biomimetic robot as recited in claim 1, wherein: the leg mechanical assembly is provided with a camera module for shooting the surrounding environment of the leg mechanical assembly, and the camera module is in communication connection with the control mainboard; the robot communication module is in communication connection with a display screen used for broadcasting the shooting picture of the camera module.
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CN110696944A (en) * | 2019-11-11 | 2020-01-17 | 路邦科技授权有限公司 | Leg remote control system of bionic robot and control method thereof |
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CN110696944A (en) * | 2019-11-11 | 2020-01-17 | 路邦科技授权有限公司 | Leg remote control system of bionic robot and control method thereof |
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