CN110956871A

CN110956871A - Self-service piano playing exercise device

Info

Publication number: CN110956871A
Application number: CN201911170532.9A
Authority: CN
Inventors: 汪珂成; 万红; 孙辉; 尚明利; 汪宽; 任远
Original assignee: Zhengzhou Normal University
Current assignee: Zhengzhou Normal University
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-04-03
Anticipated expiration: 2039-11-26
Also published as: CN110956871B

Abstract

The invention discloses a self-service piano playing exercise device, wherein two hand moving seats are connected on a table board in a sliding manner, a plurality of key-type illumination switches which are pressed by fingers are arranged on each hand moving seat, an illumination device is arranged below each key-type illumination switch, light passing openings are formed in the positions of the hand moving seats corresponding to the corresponding illumination devices, and a plurality of photosensitive sensors corresponding to keys of a piano are also arranged on the table board; each hand moving seat is also fixed with a stepping motor, the output shaft of each stepping motor is connected with a gear, and the table top is also provided with a rack meshed with each gear; the table top is also provided with a storage module, a music playing module, a microprocessor, a control panel and a power supply module. The invention can automatically guide the two hands of the student to perform the music score playing practice by pre-storing the playing music score data in the piano playing learning process, and is convenient for the student to quickly master the positions of the piano keys corresponding to the notes in the playing practice.

Description

Self-service piano playing exercise device

Technical Field

The invention relates to the field of music playing equipment, in particular to a self-service piano playing exercise device.

Background

The beginner is difficult to master the position of the specific piano key corresponding to each note and the corresponding finger to go to the key in the piano playing practice, and is also difficult to well control the playing rhythm of the key corresponding to each note in the time of playing the music score, so that the tone rhythm of the played music score is not standard enough, therefore, a teacher is required to be guided to be careful usually, and the beginner can master the music score after repeated practice.

Disclosure of Invention

The invention aims to overcome the problems in the prior art and provides a self-service piano playing practice device which can automatically guide a student to carry out music score playing practice by pre-storing playing music score data in piano playing learning and is convenient for the student to quickly master the positions of piano keys corresponding to notes in the playing practice.

The technical scheme of the invention is as follows: a self-service piano playing exercise device comprises a table board, wherein a transverse groove is formed in the table board, two hand moving seats are connected to the groove in a sliding mode, a wrist connecting mechanism used for being fixed with a wrist is arranged on each hand moving seat, a plurality of key type illumination switches used for being pressed through fingers are arranged on each hand moving seat, an illumination device electrically connected with each key type illumination switch is arranged below each key type illumination switch, light passing openings are formed in positions, corresponding to the corresponding illumination devices, of the hand moving seats, a plurality of photosensitive sensors which are arranged transversely along the table board and correspond to keys of a piano are further arranged on the table board, and the illumination devices are used for illuminating the photosensitive sensors below the hand moving seats where the illumination devices are located; each hand moving seat is also fixed with a stepping motor, the output shaft of each stepping motor is also respectively connected with a gear in a shaft mode, the table top is also provided with a rack along the transverse direction of the table top, and each gear is respectively meshed with the rack; the table board is also provided with a storage module, a music playing module, a microprocessor, a control panel and a power supply module; the storage module, the music playing module, the control panel, the photosensitive sensors and the stepping motor are respectively in signal connection with the microprocessor, and the microprocessor is electrically connected with the power supply module; the storage module is used for storing music score data used for playing practice and sending the music score data in the playing practice to the microprocessor in real time, the microprocessor controls the stepping motor corresponding to the corresponding hand moving seat to rotate in real time in the playing practice according to the position of the photosensitive sensor corresponding to each note in the music score data on the table top, so that the hand moving seat slides to the photosensitive sensor corresponding to the note to be played currently, the illumination device corresponding to the finger which plays the note is just above the photosensitive sensor, when the photosensitive sensor is illuminated by light, the photosensitive sensor sends a light receiving signal to the microprocessor, and the microprocessor controls the music playing module to play the corresponding note after receiving the light receiving signal; the control panel is used for selecting the music score to be exercised in the storage module and is used for starting and ending the playing exercise.

Above-mentioned wrist coupling mechanism thereby including the lower arc that is used for supporting the forearm with be used for the lower arc of lock with forearm lock in the last arc that lives, lower arc is fixed mutually with hand movable seat, and the right side of lower arc and last arc is articulated through the hinge axis, is equipped with the hasp between another side of the two.

The microprocessor is also in signal connection with a data interface, and the data interface is arranged on the edge of the table board; and updating the music score data in the storage module through the data interface.

In the embodiment of the invention, the self-service piano playing exercise device is provided, so that the hands of a student can be automatically guided to perform the music score playing exercise by pre-storing the playing music score data in the piano playing exercise, the student can conveniently and quickly master the positions of piano keys corresponding to notes in the playing exercise, and the piano playing exercise efficiency is greatly promoted.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a block diagram of the electrical system connection of the present invention.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

Referring to fig. 1 and 2, an embodiment of the invention provides a self-service piano playing practice device, which comprises a table board 1, wherein a transverse groove 2 is formed in the table board 1, two hand moving seats 3 are connected onto the groove 2 in a sliding manner, wrist connecting mechanisms 8 for fixing wrists are arranged on the hand moving seats 3, a plurality of key type illumination switches 6 for pressing through the fingers are arranged on each hand moving seat 3, illumination devices electrically connected with the key type illumination switches 6 are arranged below the key type illumination switches 6, and the key type illumination switches 6 are all manufactured into a piano key type form, so that fingers can be used as piano keys for playing practice; wherein, the hand moving seat 3 is provided with light passing ports at the positions corresponding to the corresponding illumination devices, the table board 1 is also provided with a plurality of photosensitive sensors 4 which are transversely arranged along the table board 1 and correspond to the keys of the piano, and the illumination devices are used for irradiating the photosensitive sensors 4 below the hand moving seat 3 where the illumination devices are arranged; each hand moving seat 3 is also fixed with a stepping motor 10, the output shaft of each stepping motor 10 is also respectively connected with a gear 12 by a shaft, the table board 1 is also provided with a rack 7 along the transverse direction of the table board, and each gear 12 is respectively meshed with the rack 7; the table board 1 is also provided with a storage module 14, a music playing module 15, a microprocessor 5, a control panel 16 and a power supply module 13; the storage module 14, the music playing module 15, the control panel 16, the photosensitive sensors 4 and the stepping motor 12 are respectively in signal connection with the microprocessor 5, and the microprocessor 5 is electrically connected with the power supply module 13; the storage module 14 is used for storing music score data used for playing practice and sending the music score data in the playing practice to the microprocessor 5 in real time, the microprocessor 5 controls the stepping motor 10 corresponding to the corresponding hand moving seat 3 to rotate in real time in the playing practice according to the position of the photosensitive sensor 4 corresponding to each note in the music score data on the table top 1, so that the hand moving seat 3 slides to the photosensitive sensor 4 corresponding to the note to be played currently, and the illumination device corresponding to the finger to play the note is just above the photosensitive sensor 4, wherein the specific movement displacement of the hand moving seat 3 is determined by the position data corresponding to each photosensitive sensor 4 and stored in advance by the storage module, and the method for judging whether the hand moving seat has moved to the corresponding photosensitive sensor 4 is to measure the movement data of the hand moving seat 3 by the displacement sensor and compare the photosensitive sensor The position data of the sensor 4 is realized, when the photosensitive sensor 4 is irradiated by light, the photosensitive sensor 4 sends a light receiving signal to the microprocessor 5, and the microprocessor 5 controls the music playing module 15 to play corresponding musical notes after receiving the light receiving signal; the control panel 16 is used for selecting a music score to be exercised in the memory module 14 and for starting and ending the playing exercise. The invention can automatically guide the two hands of the student to perform the music score playing practice by pre-storing the playing music score data in the piano playing learning process, and is convenient for the student to quickly master the positions of the piano keys corresponding to the notes in the playing practice.

Further, the wrist connecting mechanism 8 comprises a lower arc-shaped plate 8-1 for supporting the forearm and an upper arc-shaped plate 8-2 for buckling the lower arc-shaped plate 8-1 so as to buckle the forearm, the lower arc-shaped plate 8-1 is fixed with the hand moving seat 3, the right sides of the lower arc-shaped plate 8-1 and the upper arc-shaped plate 8-2 are hinged through a hinge shaft, and a lock catch 8-3 is arranged between the other sides of the lower arc-shaped plate 8-1 and the upper arc-shaped plate 8-2. The wrist connecting mechanism 8 can realize that the hand moving seat 3 drives the arm to move left and right.

Furthermore, the microprocessor is also in signal connection with a data interface, and the data interface is arranged on the edge of the table board 1; and updating the music score data in the storage module 14 through the data interface.

In summary, the self-service piano playing exercise device provided by the embodiment of the invention can automatically guide the trainee to perform the music score playing exercise by pre-storing the playing music score data in the piano playing exercise, so that the trainee can quickly master the positions of the piano keys corresponding to the notes in the playing exercise, and the piano playing exercise efficiency is greatly promoted.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. A self-service piano playing practice device is characterized in that the device comprises a table board (1), a transverse groove (2) is arranged on the table board (1), two hand moving seats (3) are connected on the groove (2) in a sliding way, a wrist connecting mechanism (8) used for being fixed with a wrist is arranged on the hand moving seat (3), a plurality of key-type illumination switches (6) which are pressed by fingers are arranged on each hand moving seat (3), an illumination device electrically connected with each key-type illumination switch (6) is arranged below each key-type illumination switch (6), wherein the parts of the hand moving seat (3) corresponding to the corresponding illumination devices are all provided with light passing ports, the table top (1) is also provided with a plurality of photosensitive sensors (4) which are transversely arranged along the table top (1) and correspond to each key of the piano, the illumination device is used for illuminating a photosensitive sensor (4) below the hand moving seat (3) where the illumination device is located; each hand moving seat (3) is also fixedly provided with a stepping motor (10), the output shaft of each stepping motor (10) is respectively connected with a gear (12) in a shaft mode, the table top (1) is also provided with a rack (7) along the transverse direction of the table top, and each gear (12) is respectively meshed with the rack (7); the table board (1) is also provided with a storage module (14), a music playing module (15), a microprocessor (5), a control panel (16) and a power supply module (13); the storage module (14), the music playing module (15), the control panel (16), the photosensitive sensors (4) and the stepping motor (12) are respectively in signal connection with the microprocessor (5), and the microprocessor (5) is electrically connected with the power supply module (13);

the storage module (14) is used for storing music score data used for the playing practice and sending the music score data in the playing practice to the microprocessor (5) in real time, the microprocessor (5) controls the stepping motor (10) corresponding to the corresponding hand moving seat (3) to rotate according to the position of the photosensitive sensor (4) corresponding to each note in the music score data on the table board (1) in real time during the playing exercise so that the hand moving seat (3) slides to the photosensitive sensor (4) corresponding to the note to be played at present, and the lighting device corresponding to the finger to play the note is just above the photosensitive sensor (4), when the photosensitive sensor (4) is lighted, the light-sensitive sensor (4) sends a light reception signal to the microprocessor (5), the microprocessor (5) receives the light receiving signal and then controls the music playing module (15) to play corresponding musical notes; the control panel (16) is used for selecting a music score to be exercised in the memory module (14) and for starting and ending the playing exercise.

2. The player piano playing exercise device according to claim 2, wherein the wrist connecting mechanism (8) comprises a lower arc plate (8-1) for supporting the forearm and an upper arc plate (8-2) for buckling the lower arc plate (8-1) to buckle the forearm, the lower arc plate (8-1) is fixed with the hand moving seat (3), the right side edges of the lower arc plate (8-1) and the upper arc plate (8-2) are hinged through a hinge shaft, and a lock catch (8-3) is arranged between the other side edges of the lower arc plate (8-1) and the upper arc plate (8-2).

3. The device for practicing playing on a self-service piano as claimed in claim 1, wherein the microprocessor is further in signal connection with a data interface, the data interface being provided on the edge of the table top (1); and updating the music score data in the storage module (14) through the data interface.