CN214335511U

CN214335511U - Multifunctional robot universal development main control board

Info

Publication number: CN214335511U
Application number: CN202120440192.3U
Authority: CN
Inventors: 黄梅丽; 胡世杰
Original assignee: Wuhan Smart Core Technology Development Co ltd
Current assignee: Wuhan Smart Core Technology Development Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-10-01
Anticipated expiration: 2031-03-01

Abstract

The utility model relates to a general development master control board of multi-functional robot, including the PCB board, the PCB board is the rectangle lamellar body, the upper surface distribution of PCB board is provided with singlechip, 5V power source, 21 way digital signal IO mouths, 9 way area AD function digital IO mouths, 3 way TTL communication interface, ST-Li nk download interface, two take the DC motor interface of encoder, two DC motor output ports, logic power supply interface, motor power voltage regulator and steady voltage power supply chip. The utility model discloses have the peripheral hardware driver chip who richens the port and commonly used, can directly realize testing such as small-size direct current motor, brushless motor, steering wheel, light, sensor data acquisition, computer communication.

Description

Multifunctional robot universal development main control board

Technical Field

The utility model relates to the technical field of robot, specific saying is a general development main control board of multi-functional robot.

Background

With the progress of science and technology, robotics plays an increasingly important role in human life and industrial production and manufacturing. In the field of education, a teaching robot can stimulate the learning interest of students and train the comprehensive ability of the students, and many colleges and universities have opened courses in terms of robotics in the students;

in the current robot market, the control mode of a main control panel is simple, systematic control cannot be realized, the control precision is poor, and the service robot is low in level on the whole; the overall demand of service robot hardware is difficult to adapt to efficiently, the overall design planning is poor, the follow-up robot control upgrading cannot be better adapted, and the upgradability is poor.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to above not enough, provide a general development main control board of multi-functional robot.

For solving the technical problem, the utility model discloses a following technical scheme:

the universal development main control board comprises a PCB (printed circuit board), wherein the PCB is a rectangular sheet body, a single chip microcomputer, a 5V power supply interface, 21 paths of digital signal I/O ports, 9 paths of digital I/O ports with A/D (analog/digital) functions, 3 paths of TTL (transistor-transistor logic) communication interfaces, an ST-Link download interface, two direct current motor interfaces with encoders, two direct current motor output ports, a logic power supply interface, a motor power voltage regulator and a stabilized voltage power supply chip are distributed on the upper surface of the PCB, a second voltage stabilizing chip, a boosting constant voltage chip, a first voltage stabilizing chip and four motor driving chips are distributed on the lower surface of the PCB, and the 5V power supply interface, the 21 paths of digital signal I/O ports, the 9 paths of digital I/O ports with A/D functions, the 3 paths of TTL communication interfaces are distributed on the lower surface of the PCB, The system comprises an ST-Link download interface, two direct current motor interfaces with encoders, a 2-path direct current motor output port, a logic power supply interface, a motor power supply interface, a voltage stabilizing power supply chip, four motor driving chips, a boosting constant voltage chip, a first voltage stabilizing chip and a second voltage stabilizing chip which are all electrically connected with a single chip microcomputer, a motor power voltage regulator is electrically connected with the boosting constant voltage chip, and the ST-Link download interface, the direct current motor interfaces with the encoders and the direct current motor output port are all TYPE-C interfaces.

The utility model adopts the above technical scheme after, compare with prior art, have following advantage:

the utility model discloses small integrated level is high, and the function port is abundant, convenient to use, the utility model discloses motor port, coding motor port, ST-Link all use TYPE-C interface, have small, integrated level is high, prevent the function of anti-inserting, the power supply of the utility model is divided into logic power supply and motor power supply, adopts the mode of separately supplying power and circuit isolation to ensure the stable operation of singlechip system, prevent that the heavy current discharges and causes the influence to logic voltage when the motor is worked; the signal input port of inside AD conversion function in 9 ways areas, the better convenient collection to analog signal, have digital signal input output signal simultaneously concurrently.

Furthermore, the model of singlechip is STM32F407VGT6, the model of steady voltage power supply chip is 7805, the model of motor drive chip is DRV887, the model of constant voltage chip that steps up is XL6019, the model of first steady voltage chip is LT1084, the model of second steady voltage chip is AMS 1117.

The further beneficial effects are as follows: the motor power supply adopts an XL6019 boosting constant-voltage chip, the input voltage of the motor power supply is 7.2-12V, a user can adjust the voltage according to the actual requirement of the motor, and the use is convenient; the utility model discloses a DRV8871 direct current motor driver chip has the wide operating voltage scope of 6.5V-45V, and 3.6A peak current driving ability can control most small-size direct current motor on the market.

Furthermore, the upper surface of PCB board still is provided with 3 way IIC communication interfaces, the lower surface of PCB board is provided with the storage chip, 3 way IIC communication interfaces and storage chip all are connected with the singlechip electricity.

The model of the storage chip is AT24C 02.

The further beneficial effects are as follows: and multiple communication modes meet the requirement of connecting the control main board with other systems and sensors.

Further, an LED-RGB lamp and a buzzer are further arranged on the upper surface of the PCB and are electrically connected with the single chip microcomputer.

The further beneficial effects are as follows: different colors can be displayed through the LED-RGB lamp to serve as different prompts, sound reminding can be achieved through the buzzer, and meanwhile the buzzer can be controlled to emit different sounds through the port type frequency.

Furthermore, the upper surface of PCB board still is provided with 5 way key switch, 5 way key switch are connected with the singlechip electricity.

Furthermore, 4 display screen mounting holes have been seted up at the middle part of PCB board, be provided with the copper post on the display screen mounting hole, the display screen sets up and is connected on the copper post and with the single chip microcomputer electricity.

The further beneficial effects are as follows: the working state of the mainboard can be monitored more conveniently, the data collected by an offline upper computer can be displayed, and the teaching device can be used for learning the practice of screen display functions and other related applications of display screens conveniently during teaching.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic view of the upper surface structure of the present invention (with the display screen removed);

fig. 2 is a schematic view of the upper surface structure of the present invention;

fig. 3 is a schematic view of the lower surface structure of the present invention;

fig. 4 is a schematic circuit diagram of the present invention;

fig. 5 is a schematic circuit diagram of the present invention;

fig. 6 is a schematic circuit diagram of the present invention;

fig. 7 is a schematic circuit diagram of the present invention;

fig. 8 is a schematic circuit diagram of the present invention;

fig. 9 is a schematic circuit diagram of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a PCB board; 2. a single chip microcomputer; 3. a 5V power interface; 4. 21 paths of digital signal I/0 ports; 5. 9 paths of digital I/O ports with A/D function; 6. 3 paths of TTL communication interfaces; 7. an ST-Link download interface; 8. a direct current motor interface with an encoder; 9. an output port of the direct current motor; 10. a logic power supply interface; 11. a power supply interface of a motor power supply; 12. a motor power supply voltage regulator; 13. a voltage-stabilizing power supply chip; 14. A motor driving chip; 15. a boosting constant-voltage chip; 16. a first voltage stabilization chip; 17. a second voltage stabilization chip; 18. 3 paths of IIC communication interfaces; 19. storing the chip; 20. LED-RGB lights; 21. a buzzer; 22. 5-way key switches; 23. a display screen mounting hole; 24. a display screen.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 and 3, the universal development main control board for the multifunctional robot is characterized by comprising a PCB 1, wherein the PCB 1 is a rectangular sheet, the upper surface of the PCB 1 is provided with a single chip microcomputer 2, a

5V power interface

3, 21 paths of digital signal I/

O ports

4, 9 paths of digital I/O ports with a/D function 5, a 3 paths of TTL communication interface 6, an ST-Link download interface 7, two direct current motor interfaces 8 with encoders, two direct current motor output ports 9, a logic power supply interface 10, a motor power supply interface 11, a motor power voltage regulator 12 and a regulated power supply chip 13, the lower surface of the PCB 1 is provided with a second voltage stabilizing chip 17, a voltage boosting chip 15, a first voltage stabilizing chip 16 and four motor driving chips 14, and the 5V power interface 3 and the 21 paths of digital signal I/O ports 4 are distributed, and connected to the constant voltage regulator 12 and the regulated power supply chip 13, the second voltage stabilizing chip 17, the voltage boosting chip 15, the first voltage stabilizing chip 16 and the four motor driving chips 14 are arranged on the lower surface of the PCB 1, and the 5V power supply interface 3 and the 21 paths of digital signal I/O ports 4 are connected to the motor driving chip, The system comprises a 9-path A/D function digital I/O port 5, a 3-path TTL communication interface 6, an ST-Link download interface 7, two DC motor interfaces 8 with encoders, a 2-path DC motor output port 9, a logic power supply interface 10, a motor power supply interface 11, a voltage-stabilized power chip 13, four motor driving chips 14, a voltage-boosting constant voltage chip 15, a first voltage-stabilized chip 16 and a second voltage-stabilized chip 17, wherein the four DC motor interfaces are all electrically connected with a singlechip 2, a motor power voltage regulator 12 is electrically connected with the voltage-boosting constant voltage chip 15, and the ST-Link download interface 7, the DC motor interface 8 with the encoders and the DC motor output port 9 are all TYPE-C interfaces.

As an implementation manner, the model of the single chip microcomputer 2 is STM32F407VGT6, the model of the voltage stabilization power supply chip 13 is 7805, the model of the motor driving chip 14 is DRV887, the model of the voltage boosting constant voltage chip 15 is XL6019, the model of the first voltage stabilization chip 16 is LT1084, and the model of the second voltage stabilization chip 17 is AMS 1117.

As an implementation mode, the upper surface of the PCB board 1 is further provided with 3 IIC communication interfaces 18, the lower surface of the PCB board 1 is provided with a storage chip 19, and the 3 IIC communication interfaces 18 and the storage chip 19 are both electrically connected with the single chip microcomputer 2.

In one embodiment, the storage chip 19 is AT24C 02.

In one embodiment, the upper surface of the PCB board 1 is further provided with an LED-RGB lamp 20 and a buzzer 21, and both the LED-RGB lamp 20 and the buzzer 21 are electrically connected to the single chip microcomputer 2.

As an implementation mode, the upper surface of the PCB board 1 is further provided with 5 paths of key switches 22, and the 5 paths of key switches 22 are electrically connected with the single chip microcomputer 2, so that the selection and interaction of human-computer information in control are more convenient.

As shown in fig. 2, as an implementation mode, 4 display screen mounting holes 23 have been seted up at the middle part of PCB board 1, be provided with the copper post on the display screen mounting hole 23, display screen 24 sets up and is connected with singlechip 2 electricity on the copper post, and in this embodiment, display 24 is the full-color LCD screen of 1.8 cun TFT, more conveniently monitors the operating condition of mainboard, breaks away from the data that host computer off-board shows the collection, can study the exercise and other LCD screen display relevant applications of screen display function in the aspect of being applied to the teaching.

As a fashion mode, screw mounting holes are formed at four corners of the PCB board 1.

As shown in fig. 4, 5, 6, 7, 8 and 9, the circuit structure of the present invention is provided.

The utility model discloses small integrated level is high, and the function port is abundant, convenient to use, the utility model discloses motor port, coding motor port, ST-Link all use TYPE-C interface, have small, integrated level is high, prevent the function of anti-inserting, the power supply of the utility model is divided into logic power supply and motor power supply, adopts the mode of separately supplying power and circuit isolation to ensure the stable operation of singlechip system, prevent that the heavy current discharges and causes the influence to logic voltage when the motor is worked; the 9 paths of signal input ports with the internal AD conversion function are more convenient to collect analog signals and simultaneously have digital signal input and output signals;

the utility model discloses have the peripheral hardware driver chip who richens the port and commonly used, can directly realize testing such as small-size direct current motor, brushless motor, steering wheel, light, sensor data acquisition, computer communication, can be applied to: teaching; the control core system of various simple teaching robots; industrial control field, etc.; environmental monitoring, sensor-based data monitoring and early warning systems, and the like.

The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.

Claims

1. The multifunctional universal development main control board for the robot is characterized by comprising a PCB (1), wherein the PCB (1) is a rectangular sheet body, a singlechip (2), a 5V power interface (3), 21 paths of digital signal I/O ports (4), 9 paths of digital I/O ports with A/D functions (5), a 3 path TTL communication interface (6), an ST-Link download interface (7), two direct current motor interfaces (8) with encoders, two direct current motor output ports (9), a logic power supply interface (10), a motor power supply interface (11), a motor power supply voltage regulator (12) and a voltage-stabilized power supply chip (13) are distributed on the upper surface of the PCB (1), a second voltage-stabilized chip (17), a voltage-boosted constant voltage chip (15), a first voltage-stabilized chip (16) and four motor driving chips (14) are distributed on the lower surface of the PCB (1), the 5V power interface (3), the 21-path digital signal I/O port (4), the 9-path digital I/O port with A/D function (5), the 3-path TTL communication interface (6), the ST-Link download interface (7), two direct current motor interfaces (8) with encoders, the 2-path direct current motor output port (9), the logic power supply interface (10), the motor power supply interface (11), the stabilized voltage power supply chip (13), the four motor driving chips (14), the boosting constant voltage chip (15), the first voltage stabilizing chip (16) and the second voltage stabilizing chip (17) are all electrically connected with the singlechip (2), the motor power supply voltage regulator (12) is electrically connected with the boosting constant voltage chip (15), and the ST-Link download interface (7), the direct current motor interface (8) with the encoder and the direct current motor output port (9) are all TYPE-C interfaces.

2. The universal development main control board of the multifunctional robot as claimed in claim 1, wherein the single chip microcomputer (2) is of a model STM32F407VGT6, the voltage stabilization power supply chip (13) is of a model 7805, the motor drive chip (14) is of a model DRV887, the boosting constant voltage chip (15) is of a model XL6019, the first voltage stabilization chip (16) is of a model LT1084, and the second voltage stabilization chip (17) is of a model AMS 1117.

3. The multifunctional robot general development main control board as claimed in claim 1, wherein the upper surface of the PCB board (1) is further provided with 3 IIC communication interfaces (18), the lower surface of the PCB board (1) is provided with a storage chip (19), and the 3 IIC communication interfaces (18) and the storage chip (19) are both electrically connected with the single chip microcomputer (2).

4. The multi-function robot universal development master control board according to claim 3, characterized in that the model number of the storage chip (19) is AT24C 02.

5. The multifunctional robot universal development main control board as claimed in claim 1, wherein the upper surface of the PCB board (1) is further provided with an LED-RGB lamp (20) and a buzzer (21), and both the LED-RGB lamp (20) and the buzzer (21) are electrically connected with the single chip microcomputer (2).

6. The universal development master control board of the multifunctional robot as claimed in claim 1, wherein the upper surface of the PCB board (1) is further provided with 5-way key switches (22), and the 5-way key switches (22) are electrically connected with the single chip microcomputer (2).

7. The universal development main control board of the multifunctional robot as claimed in claim 1, wherein 4 display screen mounting holes (23) are formed in the middle of the PCB (1), copper columns are arranged on the display screen mounting holes (23), and the display screen (24) is arranged on the copper columns and electrically connected with the single chip microcomputer (2).