CN105034011A - Infrared guide system and method - Google Patents

Abstract

The invention discloses an infrared light guiding system and a guiding method. A single infrared light source emitting module guides a robot to a designated position directly, or indirectly guides a robot to a destination through a plurality of infrared light source emitting modules, and sends a starting infrared light to the infrared light source emitting module. Light guidance command, the infrared light source emitting module starts to send out the infrared light guidance signal, the infrared light acquisition module searches for the position of the infrared light source, and determines the position of the infrared light source through the rotation angle of the servo motor and the infrared light image collected by the camera, guides the robot to the corresponding position, and solves the problem Guidance problems for robots moving indoors.

Description

Infrared light guidance system and guidance method

technical field

The invention relates to the application field of infrared light, in particular to an infrared light guiding system and a guiding method.

Background technique

In the existing technology, more and more robots are used in real life, but the current global navigation and positioning systems such as GPS are only suitable for outdoor large-scale area positioning, and indoor mobile robot navigation to achieve accurate positioning mostly requires the laying of corresponding guidance tracks. Occupies limited space resources. The difficulty of indoor robot guidance and positioning: 1) The indoor space environment is complex, and there are interferences such as sound, light, and electromagnetic waves; 2) The indoor space guidance signal is easily blocked by walls and other buildings.

Therefore, the prior art still needs to be improved and developed.

Contents of the invention

In view of the above-mentioned deficiencies in the prior art, the object of the present invention is to provide an infrared light guidance system and a guidance method, aiming at solving the guidance problem of indoor robots.

Technical scheme of the present invention is as follows:

An infrared light guidance system, including:

An infrared light emitting module for emitting infrared light;

A robot module for receiving infrared light and walking according to the path of the light;

The robot module is connected with the infrared light emitting module through an infrared signal.

The infrared light guidance system, wherein the infrared light emitting module includes:

an infrared generating unit for generating infrared light;

A ZigBee wireless unit for generating infrared light guidance signals connected with the infrared generating unit;

The infrared generating unit includes an infrared generating circuit.

The infrared light guidance system, wherein the robot module includes:

An infrared light collection unit for collecting infrared light;

A single-chip controller unit that is connected to the infrared light acquisition unit for signal processing and output control signals of the collected camera signals;

A speed control unit used to control the moving speed of the robot and start and stop;

A direction control unit used to control the direction in which the robot moves.

The infrared light guidance system, wherein the infrared light collection unit includes:

A camera for obtaining light, the front end of the camera is provided with a filter for filtering out light other than red light.

In the infrared light guidance system, the direction control unit includes a servo motor, and the servo motor is connected to the controlled steering wheel of the robot to control the direction of the robot.

In the infrared light guidance system, the speed control unit includes a motor and an encoder to control the walking speed of the robot.

A method for guiding infrared light, comprising the steps of:

A. The infrared light source sends infrared light;

B. The robot receives the guidance of infrared light and moves to the infrared light source.

The infrared light guiding method, wherein, the step A includes:

A1. The infrared generating circuit is connected to generate infrared light;

A2. Send out infrared light guidance signals according to the generated infrared light.

The infrared light guiding method, wherein, the step B includes:

B1. Obtain light and filter out light other than infrared light;

B2. According to the filtered infrared light information, the robot is controlled to walk according to the light path.

Beneficial effects: the present invention guides the robot directly to the designated position through a single infrared light source emitting module, or indirectly guides the robot to reach the destination through multiple infrared light source emitting modules, sends an instruction to start the infrared light guidance to the infrared light source emitting module, and the infrared light source emitting module starts The infrared light guide signal is issued, the infrared light acquisition module searches for the position of the infrared light source, and determines the position of the infrared light source through the rotation angle of the servo motor and the infrared light image collected by the camera, guides the robot to the corresponding position, and solves the problem of guiding the robot to move indoors.

Description of drawings

Fig. 1 is a structural block diagram of the infrared light guiding system of the present invention.

Fig. 2 is a schematic diagram of multiple infrared light source guidance of the infrared light guidance system of the present invention.

Fig. 3 is a structural block diagram of the infrared light emitting module of the infrared light guidance system of the present invention.

Fig. 4 is a structural block diagram of the robot module of the infrared light guidance system of the present invention.

FIG. 5 is a flow chart of the infrared light guiding method of the present invention.

FIG. 6 is a flow chart of step S1 of the infrared light guidance method of the present invention.

FIG. 7 is a flow chart of step S2 of the infrared light guidance method of the present invention.

Detailed ways

The present invention provides an infrared light guiding system and guiding method. In order to make the purpose, technical solution and effect of the present invention clearer and clearer, the present invention will be further described in detail below. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Please refer to Fig. 1, which is a structural block diagram of the infrared light guidance system of the present invention, including:

An infrared light emitting module 100 for emitting infrared light;

A robot module 200 for receiving infrared light and walking according to the path of the light;

The robot module 200 is connected with the infrared light emitting module 100 through an infrared signal.

In the infrared light guidance system of the present invention, an infrared light guidance signal is sent by an infrared light emitting module, and the robot module moves to an infrared light source according to the received infrared light guidance signal. In the system of the present invention, the infrared light emission module It can be one or multiple. A single infrared light emitting module can guide the robot to move in a fixed direction. As shown in Figure 2, multiple infrared light sources indirectly guide the car to the designated position to solve the problem of indoor light space barrier and route planning. question.

Further, as shown in FIG. 3 , it is a structural block diagram of the infrared light emitting module of the infrared light guidance system according to the present invention, wherein the infrared light emitting module 100 includes:

An infrared generating unit 101 for generating infrared light;

The ZigBee wireless unit 102 that is used to generate the infrared light guide signal that is connected with the infrared generation unit 101;

The infrared generating unit 101 includes an infrared generating circuit. In the infrared light guiding system of the present invention, in the infrared light emitting module, firstly, infrared light is generated, and the infrared light generation unit generates infrared light, and the ZigBee wireless unit sends the infrared light guiding signal to the infrared light guide signal generated by the infrared light generation unit, and the robot module According to the infrared light guidance signal, it moves towards the position of the infrared light source to realize the guidance of the robot.

Further, as shown in FIG. 4 , it is a structural block diagram of the robot module of the infrared light guidance system according to the present invention, wherein the robot module 200 includes:

An infrared light collection unit 201 for collecting infrared light;

Connected with the infrared light collection unit 201 signal, for the single-chip controller unit 202 of the camera signal processing output control signal collected;

A speed control unit 203 for controlling the moving speed of the robot and starting and stopping;

A direction control unit 204 for controlling the moving direction of the robot.

In the infrared light guidance system of the present invention, after the robot module receives the infrared light guidance signal, it moves according to the infrared light guidance signal, and an infrared light collection unit is provided in the robot module. In the unit, the infrared light is extracted, and the single-chip microcomputer control unit sends a control command according to the obtained infrared light guidance signal to control the robot to move towards the position where the infrared light signal is sent. In the robot module of the present invention, it also includes a control The speed of the robot and the control of the direction of the robot make it easier and faster to guide the robot.

Further, the infrared light guidance system, wherein the infrared light collection unit 201 includes:

A camera for obtaining light, the front end of the camera is provided with a filter for filtering out light other than red light. In the infrared light guidance system of the present invention, the infrared light collection unit needs to obtain light to extract the infrared light guidance signal, so the infrared light collection unit includes a camera for obtaining light, the camera obtains light, and a filter is provided at the front end of the camera. The light sheet filters the light other than infrared light to obtain infrared light, and then extracts the infrared light guidance signal from the infrared light to control the movement of the robot.

Further, in the infrared light guidance system, the direction control unit 203 includes a servo motor, and the servo motor is connected to the controlled steering wheel of the robot to control the direction of the robot. In the infrared light guidance system of the present invention, the direction control unit has a servo motor, the servo motor controls the rotation of the steering wheel, and the camera is aligned in the direction of infrared light emission by controlling the steering wheel to accurately obtain the infrared light source. position to ensure the accuracy of the robot movement.

Further, in the infrared light guidance system, the speed control unit 204 includes a motor and an encoder to control the walking speed of the robot. The infrared light guidance system of the present invention further controls the walking speed of the robot through the motor and the encoder, and can adjust the walking speed of the robot according to the needs of users.

Further, the present invention also provides an infrared light guiding method, as shown in FIG. 5 , which is a flow chart of the method, which includes steps:

S1, the infrared light source sends infrared light;

S2. The robot receives the guidance of the infrared light and moves to the infrared light source.

The implementation of specific steps has been described in detail in the system, so it will not be repeated here.

Further, as shown in FIG. 6, it is a flow chart of the steps of infrared light generation in the infrared light guiding method, wherein the step S1 includes:

S101, the infrared generating circuit is connected to generate infrared light;

S102. Send out an infrared light guidance signal according to the generated infrared light.

Further, as shown in FIG. 7, it is a flowchart of step S2 of the infrared light guidance method, wherein the step S2 includes:

S201. Acquire light, and filter out light other than infrared light;

S202. Control the robot to walk according to the light path according to the filtered infrared light information.

In summary, the present invention guides the robot directly to the designated position through a single infrared light source emitting module, or indirectly guides the robot to reach the destination through multiple infrared light source emitting modules, sends an instruction to start the infrared light guidance to the infrared light source emitting module, and the infrared light source emits The module starts to send out infrared light guidance signals, and the infrared light acquisition module searches for the position of the infrared light source, and determines the position of the infrared light source through the rotation angle of the servo motor and the infrared light image collected by the camera, guides the robot to the corresponding position, and solves the problem of guiding the robot to move indoors .

It should be understood that the application of the present invention is not limited to the above examples, and those skilled in the art can make improvements or transformations according to the above descriptions, and all these improvements and transformations should belong to the protection scope of the appended claims of the present invention.

Claims (9)

1. an infrared guldance system, is characterized in that, comprising:

For sending the infrared light emission module of IR;

For receiving IR, and according to the robot module walked in the path of light;

Described robot module is connected by infrared signal with infrared light emission module.

2. infrared guldance system according to claim 1, is characterized in that, described infrared light emission module comprises:

For generation of the infrared generating unit of IR;

The ZigBee radio-cell for there is infrared guldance signal be connected with infrared generating unit;

Described infrared generating unit comprises infrared circuit for generating.

3. infrared guldance system according to claim 1, is characterized in that, described robot module comprises:

For gathering the infrared light collecting unit of IR;

Be connected with infrared light collecting unit signal, for exporting the singlechip controller unit of control signal to the camera signals process gathered;

For the speed control unit of control translational speed and start and stop;

For the direction controlling unit of control moving direction.

4. infrared guldance system according to claim 3, is characterized in that, described infrared light collecting unit comprises:

For obtaining the camera of light, described camera front end is provided with the optical filter of the light beyond for filtering ruddiness.

5. infrared guldance system according to claim 3, is characterized in that, described direction controlling unit comprises servomotor, and described servomotor connection robot is controlled deflecting roller, the direction of control.

6. infrared guldance system according to claim 3, is characterized in that, described speed control unit comprises motor and encoder carrys out the control speed of travel.

7. an infrared guldance method, is characterized in that, comprises step:

A, infrared light supply send IR;

B, robot receive the guiding of IR, and to infrared light supply, place moves.

8. infrared guldance method according to claim 7, is characterized in that, described steps A comprises:

A1, infrared circuit for generating are communicated with, and produce IR;

A2, according to produce IR, send infrared guldance signal.

9. infrared guldance method according to claim 7, is characterized in that, described step B comprises:

B1, acquisition light, the light outside filtering infrared light;

B2, the IR information control drawn according to filtering are walked according to opticpath.