阅读说明：本技术 钢琴调律辅助系统及调律方法 (Piano tuning auxiliary system and tuning method ) 是由 施伟宏 韩国芳 赵龙 张波 丁象峰 白文继 于 2021-09-07 设计创作，主要内容包括：本申请公开了一种钢琴调律辅助系统及调律方法,包括：设置在钢琴按键上方,用于采集钢琴按键位移信息的钢琴按键采集器；用于播放钢琴按键相应标准音律的音频播放器；用于接收钢琴按键采集器采集到的钢琴按键位移信息,并控制音频播放器播放或停止播放标准音律的控制器,控制器分别连接钢琴按键采集器和音频播放器；用于将钢琴按键信息以及播放的标准音律匹配存储的存储单元,存储单元与控制器连接。通过调律扳手转动钢琴弦轴销,调节钢琴弦张力的大小,使钢琴弦的音律与相应钢琴按键的标准音律近似一致。本申请调律效率高,调律的一致性、稳定性好,调律方式简便,减轻了调律人员的劳动强度。(The application discloses piano tuning auxiliary system and tuning method includes: the piano key collector is arranged above the piano keys and used for collecting the displacement information of the piano keys; the audio player is used for playing corresponding standard temperament of the piano keys; the controller is used for receiving the piano key displacement information collected by the piano key collector and controlling the audio player to play or stop playing the standard temperament, and the controller is respectively connected with the piano key collector and the audio player; and the storage unit is used for matching and storing the piano key information and the played standard temperament, and is connected with the controller. The piano tuning pin is rotated through the tuning spanner, the tension of the piano string is adjusted, and the temperament of the piano string is approximately consistent with the standard temperament of the corresponding piano key. The method and the device have the advantages of high tuning efficiency, good tuning consistency and stability, simple tuning mode and reduced labor intensity of tuning personnel.)

1. A piano tuning auxiliary system is characterized by comprising;

the piano key collector (1) is arranged above the piano keys (2) and is used for collecting displacement information of the piano keys (2);

the audio player (3) is used for playing the corresponding standard temperament of the piano keys (2);

the controller (4) is respectively connected with the piano key collector (1) and the audio player (3) and is used for receiving the displacement information of the piano keys (2) collected by the piano key collector (1) and controlling the audio player (3) to play or stop playing the standard temperament; if the piano key collector (1) obtains that the piano key (2) displacement data is larger than the specified piano key displacement threshold, generating a control signal to start an audio player (3), and enabling the audio player (3) to play the standard temperament of the corresponding piano key (2); if the piano key collector (1) obtains that the displacement data of the piano keys (2) are within the specified piano key displacement threshold, no control signal is generated, and the audio player (3) does not play the standard temperament of the piano keys (2);

and the storage unit (5) is connected with the controller (4) and is used for matching and storing the piano key (2) information and the played standard temperament.

2. The piano tuning auxiliary system of claim 1, wherein the controller (4) is connected to a display unit (6), and if the controller (4) receives that the piano key (2) displacement data collected by the piano key collector (1) is larger than a specified piano key displacement threshold, the display unit (6) displays the number of the piano key (2).

3. The piano tuning auxiliary system of claim 1, wherein the piano key collector (1) comprises a bracket (11), a positioning plate (12), a mounting bar (13) and a displacement detection module (131), the supports (11) comprise two supports which are respectively arranged at two sides of the piano keyboard frame, the upper end of a supporting rod of each support (11) is connected with an upper nut (112) and a lower nut (111) in a threaded manner, the supporting rods of the two supports (11) are respectively provided with a positioning plate (12) in a penetrating manner, the positioning plate (12) is positioned above the two lower nuts (111), a mounting bar (13) is fixedly connected below the positioning plate (12), the bottom surface of installing strip (13) is provided with a plurality of displacement detection module (131), every displacement detection module (131) is corresponding with piano button (2) of its below, displacement detection module (131) connection director (4).

4. A piano tuning auxiliary system as claimed in claim 3, wherein said mounting bar (13) is provided at its front surface with a plurality of light-emitting indicator lamps (132), said light-emitting indicator lamps (132) corresponding to the piano keys (2) therebelow, said light-emitting indicator lamps (132) being connected to the controller (4).

5. A piano tuning aid system according to claim 3, wherein said displacement detection module (131) is a radar sensor.

6. A piano tuning auxiliary system as claimed in claim 1, wherein said audio player (3) comprises an audio processing unit (31), an audio amplifying unit (32) and an audio output unit (33) connected in sequence, said audio output unit (33) comprising a headphone output interface and a bluetooth transmission module.

7. A tuning method based on the piano tuning auxiliary system of any one of claims 1-6, comprising the steps of:

1) the piano key collector (1) is arranged above the piano keys (2), the displacement detection module (131) and the light-emitting indicator lamp (132) respectively correspond to the corresponding piano keys (2) below the displacement detection module, the position of a lower nut (111) of the support (11) is adjusted, the distance between the mounting strip (13) and the piano keys (2) is within the detection distance range of the displacement detection module (131), and the positioning plate (12) is fixed by rotating an upper nut (112);

2) the information of the piano keys (2) and the played standard temperament are matched and stored in a storage unit (5), and the piano key displacement threshold value is stored in the storage unit (5);

3) the first piano key (2) is touched and pressed, and the audio player (3) plays the standard temperament matched with the first piano key (2);

4) continuously touching and pressing the first piano key (2) in the step 3), rotating a piano tuning pin through a tuning wrench, and adjusting the tension of a piano string matched with the first piano key to enable the temperament of the piano string to be approximately consistent with the standard temperament of the first piano key (2);

5) the first piano key (2) is tuned;

6) and (5) repeating the steps 3) to 5), and tuning the next piano key (2) until tuning of all piano keys (2) is completed.

8. The tuning method according to claim 7, wherein the display unit (6) color-marks the piano key (2) if the piano key (2) is touched twice or more during tuning.

Technical Field

The application relates to the technical field of musical instruments, in particular to a piano tuning auxiliary system and a piano tuning method.

Background

The piano needs to be tuned before leaving the factory and after being used for a period of time, the piano tuning is a necessary means for maintaining accurate tone and beautiful tone of the piano, and the piano in a good state can play accurate tone. The tuning spanner is a special tool for rotating the pin of piano string to adjust the tension of piano string to raise or lower the tone. Tuning is a very complicated work, tuning equipment is not used, and tuning can completely reach the proficiency level, usually over three years of time is needed, so that the operation difficulty of tuning the piano is high, and the working efficiency is low.

In the conventional auxiliary tuning, tuning auxiliary equipment is adopted to collect and recognize sound generated by an operator touching and pressing a piano key or dialing strings, the operator presses a screen to display the condition, the tuning wrench is controlled to adjust the tension of the strings, and the corresponding piano key or dialing strings are pressed to produce sound until the screen display reaches a required value. The equipment has slow response to the change of the temperament, is easy to cause errors in vision, and has high temperament adjusting difficulty and long training period.

Disclosure of Invention

In order to improve the tuning efficiency, reduce the tuning difficulty, ensure the consistency and stability of tuning, simplify the tuning mode and reduce the labor intensity of tuning personnel, the application provides a tuning auxiliary system and a tuning method.

The above application purpose of the present application is achieved by the following technical solutions:

a piano tuning auxiliary system, comprising;

the piano key collector is arranged above the piano keys and used for collecting displacement information of the piano keys;

the audio player is used for playing the corresponding standard temperament of the piano keys;

the controller is respectively connected with the piano key collector and the audio player and is used for receiving the piano key displacement information collected by the piano key collector and controlling the audio player to play or stop playing the standard temperament; if the piano key displacement data acquired by the piano key collector are larger than the specified piano key displacement threshold, generating a control signal to start an audio player, and playing the standard temperament of the corresponding piano key by the audio player; if the piano key displacement data acquired by the piano key collector is within the specified piano key displacement threshold, no control signal is generated, and the audio player does not play the standard temperament of the piano keys;

and the storage unit is connected with the controller and is used for matching and storing the piano key information and the played standard temperament.

Through adopting above-mentioned technical scheme, when the displacement data that piano button collector detected the piano button is greater than the piano button displacement threshold value of settlement, the controller played the standard temperament that corresponding piano button matches according to the displacement information control audio player of piano button collector conveying, and the personnel of tuning rotate the piano tuning pin through tuning spanner, adjust the tensile size of piano string, made the temperament of piano string approximately unanimous with the standard temperament of matching piano button. The auxiliary system has good tuning consistency, simple tuning mode and high tuning efficiency.

Preferably, the controller is connected with a display unit, and if the piano key displacement data collected by the piano key collector received by the controller is greater than the specified piano key displacement threshold, the serial number of the piano key is displayed by the display unit.

Through adopting above-mentioned technical scheme, during the tuning, the personnel of tuning can look over the number that corresponds the piano button of tuning piano string on the display element, makes the piano button corresponding with piano string, improves the accuracy and the uniformity of tuning.

Preferably, piano button collector includes support, locating plate, mounting bar and displacement detection module, the support includes two and sets up respectively in the both sides of piano keyboard frame, every the branch upper end screw thread connection of support has last nut and lower nut, two wear to establish the locating plate on the branch of support respectively, the locating plate is located the top of two lower nuts, locating plate below fixed connection mounting bar, the bottom surface of mounting bar is provided with a plurality of displacement detection module, every the displacement detection module is corresponding rather than the piano button of below, displacement detection module connection director.

By adopting the technical scheme, the lower nut can adjust the position of the positioning plate, the distance between the mounting bar and the piano keys is ensured to be within the detection distance range of the displacement detection module, the displacement detection module corresponds to the piano keys below the displacement detection module, the displacement detection module can accurately detect the pressing state of the corresponding piano keys, the controller controls the audio player to play the standard temperament matched with the piano keys according to the displacement information detected by the displacement detection module, and the standard temperament required by temperament is provided for temperament personnel.

Preferably, the front surface of the mounting bar is provided with a plurality of light-emitting indicator lamps, the light-emitting indicator lamps correspond to piano keys below the light-emitting indicator lamps, and the light-emitting indicator lamps are connected with the controller.

Through adopting above-mentioned technical scheme, the position of tuning piano string and corresponding piano button can very clearly be seen to the tuning personnel, improves the efficiency of tuning, avoids the maloperation.

Preferably, the displacement detection module is a radar sensor.

Through adopting above-mentioned technical scheme, adopt radar sensor can be fast, accurate detection piano button's displacement information, guarantee that the displacement information of tuning in-process piano button can in time provide the controller and carry out the analysis and judge.

Preferably, the audio player comprises an audio processing unit, an audio amplifying unit and an audio output unit which are connected in sequence, and the audio output unit comprises an earphone output interface and a bluetooth transmission module.

By adopting the technical scheme, the controller receives the displacement information detected by the displacement detection module, analyzes and judges the pressing state of the piano keys, and controls whether the audio player plays the standard temperament matched with the piano keys; the tuning personnel can listen to the standard temperament through a wired earphone or a Bluetooth earphone connected with the audio output unit, synchronously listen to the standard temperament and adjust the temperament of the piano string matched with the standard temperament through a tuning wrench, and the temperaments of the two are approximately consistent, so that the tuning purpose is achieved.

The application discloses a tuning method, which is based on the piano tuning auxiliary system and comprises the following steps:

1) the piano key collector is arranged above the piano keys, the displacement detection module and the light-emitting indicator lamp respectively correspond to the corresponding piano keys below the displacement detection module, the position of a lower nut of the support is adjusted, the distance between the mounting bar and the piano keys is within the detection distance range of the displacement detection module, and the upper nut is rotated to fix the positioning plate;

2) the piano key information and the played standard temperament are matched and stored in a storage unit, and the piano key displacement threshold value is stored in the storage unit;

3) touching and pressing a first piano key, and playing a standard temperament matched with the first piano key by the audio player;

4) continuously touching and pressing the first piano key in the step 3), rotating a piano tuning pin through a tuning wrench, and adjusting the tension of the piano string matched with the first piano key to enable the temperament of the piano string to be approximately consistent with the standard temperament of the first piano key;

5) the first piano key is tuned;

6) and repeating the steps 3) to 5), and tuning the next piano key until tuning of all piano keys is completed.

By adopting the technical scheme, if the displacement data of the piano keys detected by the displacement detection module is greater than the set piano key displacement threshold, the controller controls the audio player to play the standard temperament matched with the corresponding piano keys according to the displacement information detected by the displacement detection module, the piano tuning pin is rotated by the tuning wrench, the tension of the piano string is adjusted, the temperament of the piano string is approximately consistent with the standard temperament of the matched piano keys, and the operations are repeated to finish tuning of all the piano keys. The tuning method is simple and practical, high in tuning efficiency and good in tuning consistency.

Preferably, during tuning, if the piano key is touched and pressed more than twice, the display unit marks the color of the piano key.

By adopting the technical scheme, piano keys without tuning and tuned keys can be distinguished, tuning efficiency is improved, and repeated labor is avoided.

To sum up, the beneficial technical effect of this application does:

the piano keys are touched and pressed by a tuning person, so that the temperament emitted by the piano strings and the standard temperament played by the audio player can be synchronously listened, and the temperament of the piano strings is approximately consistent with the standard temperament of the audio playing unit by regulating and controlling the tuning wrench. The system can improve the tuning efficiency, ensure the consistency and stability of tuning, simplify the tuning mode and reduce the labor intensity of tuning personnel.

This application is through setting up display element and luminous pilot lamp, and the temperamer person can look over the serial number of the piano button that the standard temperament of broadcast matches through display element, can convenient and fast confirm the piano button that the broadcast standard temperament corresponds through luminous pilot lamp, makes things convenient for the temperamer person quick-witted quick determination piano button position of tuning, and the tuning process is more convenient.

Drawings

FIG. 1 is a block diagram of the present application;

FIG. 2 is a schematic structural diagram of a piano key collector of the present application;

fig. 3 is a side view of fig. 2.

The illustration is that 1, a piano key collector; 11. a support; 111. a lower nut; 112. screwing a nut; 12. positioning a plate; 13. mounting a bar; 131. a displacement detection module; 132. a light emitting indicator light; 2. a piano key; 3. an audio player; 31. an audio processing unit; 32. an audio amplification unit; 33. an audio output unit; 4. a controller; 5. a storage unit; 6. a display unit.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

As shown in fig. 1, a piano tuning auxiliary system includes;

the piano key collector 1 is arranged above the piano keys 2 and used for collecting displacement information of the piano keys 2.

And the audio player 3 is used for playing the corresponding standard temperament of the piano keys 2.

The controller 4 is connected with the piano key collector 1 and the audio player 3 respectively, and is used for receiving the displacement information of the piano keys 2 collected by the piano key collector 1 and controlling the audio player 3 to play or stop playing the standard temperament; if the piano key collector 1 obtains that the displacement data of the piano keys 2 is greater than the specified piano key displacement threshold, a control signal is generated to control the audio player 3 to start, and the audio player 3 plays the standard temperament of the corresponding piano keys 2; if the piano key collector 1 acquires that the displacement data of the piano keys 2 are within the specified piano key displacement threshold, the controller 4 does not generate a control signal, and the audio player 3 does not play the standard temperament of the piano keys 2.

And the storage unit 5 is connected with the controller 4, and is used for matching and storing the number information of the piano keys 2 and the standard temperament played by the audio player 3.

After the tuning personnel pressed piano key 2, when displacement detection module 131 detected piano key 2 displacement data was greater than the piano key displacement threshold value of settlement, controller 4 was according to the displacement information of the piano key 2 that received displacement detection module 131 detected, the standard temperament that the corresponding piano key 2 of control audio player 3 broadcast matched, the tuning personnel rotated the piano tuning pin through the tuning spanner, adjust the tensile size of piano string, the temperament that makes piano string is similar unanimous with the standard temperament that the piano key 2 of phase-match was pressed, thereby reach convenient, the purpose of quick adjustment temperament.

In one embodiment, the controller 4 is connected to the display unit 6, and if the controller 4 receives that the piano key 2 displacement data collected by the piano key collector 1 is greater than the specified piano key displacement threshold, the display unit 6 displays the number of the piano key 2. During the tuning, the tuning personnel can see the piano key number that corresponds with the piano string of tuning through display element 6, and at the tuning in-process, piano key 2 is corresponding with the piano string, improves the accuracy and the uniformity of tuning.

As shown in fig. 2 and 3, the piano key collector 1 of the present embodiment includes a bracket 11, a positioning plate 12, a mounting bar 13 and a displacement detection module 131. The two supports 11 are respectively arranged on two sides of the piano keyboard frame, the upper end of a vertical supporting rod of each support 11 is connected with an upper nut 112 and a lower nut 111 in a threaded manner, the supporting rods of the two supports 11 are respectively penetrated with a positioning plate 12, and two ends of the positioning plate 12 are respectively positioned between the upper nut 112 and the lower nut 111; the locating plate 12 below fixed connection mounting bar 13, the bottom surface of mounting bar 13 is provided with a plurality of displacement detection module 131, and every displacement detection module 131 corresponds with piano button 2 below it, and displacement detection module 131 connects controller 4. The position of the lower nut 111 on the support rod of the support 11 is adjusted, the distance between the mounting bar 13 and the piano keys 2 can be adjusted, and the distance between the displacement detection module 131 and the piano keys 2 is ensured within the effective detection distance range.

The displacement detection module 131 can accurately detect the pressing state of the corresponding piano key 2, the controller 4 controls the audio player 3 to play the standard temperament matched with the piano key 2 according to the piano key displacement information detected by the displacement detection module 131, and the temperament personnel temperament the piano according to the standard temperament.

In order to improve the tuning efficiency and ensure the accuracy of repeatedly touching and pressing the piano keys 2 by tuning personnel, a plurality of light-emitting indicator lamps 132 are arranged on the front surface of the mounting bar 13, the light-emitting indicator lamps 132 correspond to the piano keys 2 below the light-emitting indicator lamps 132, and the light-emitting indicator lamps 132 are connected with the controller 4; when the controller 4 acquires that the displacement data of the piano keys 2 is larger than the specified piano key displacement threshold value according to the piano key collector 1, the controller 4 controls the light-emitting indicator lamp 132 above the piano keys 2 to emit light, the lighting time of the light-emitting indicator lamp 132 can be controlled by the controller 4, and the light-emitting indicator lamp 132 indicates the piano keys 2 to be touched by a tuning person for tuning.

The audio player 3 of the present embodiment includes an audio processing unit 31, an audio amplifying unit 32, and an audio output unit 33, which are connected in sequence, where the audio output unit 33 includes a speaker, an earphone output interface, and a bluetooth transmission module.

The controller 4 judges the pressing state of the piano keys 2 according to the displacement information of the piano keys 2 detected by the displacement detection module 131 through analysis, thereby controlling whether the audio player 3 plays the standard temperament matched with the piano keys 2, a tuning personnel can listen to the standard temperament of the piano keys 2 corresponding to the piano strings through a loudspeaker, a wired earphone or a Bluetooth earphone, the tuning personnel rotates the tuning spanner to adjust the temperament of the piano strings, the temperament of the piano strings adjusted by the standard temperament and the tuning spanner is synchronously listened through ears, and the temperaments of the piano keys are approximately consistent, thereby achieving the tuning purpose.

The application discloses a tuning method, which is based on the piano tuning auxiliary system and comprises the following steps:

1) install piano key collector 1 in piano key 2 top, displacement detection module 131 and luminous pilot lamp 132 correspond with its corresponding piano key 2 of below respectively, and the lower nut 111 position of adjustment support 11 makes the distance between mounting bar 13 and the piano key 2 in displacement detection module 131 detection distance range, and rotatory upper nut 112 is fixed locating plate 12.

2) The piano key 2 information and the played standard temperament matching are stored in the storage unit 5, and the piano key displacement threshold is stored in the storage unit 5.

3) The first piano key 2 is touched and pressed, and the audio player 3 plays the standard temperament matched with the first piano key 2.

4) Continuously touching and pressing the first piano key 2 in the step 3), rotating a piano tuning pin through a tuning wrench, and adjusting the tension of the piano string matched with the first piano key 2 to make the temperament of the piano string approximately consistent with the standard temperament of the corresponding piano key 2.

5) The tuning of the first piano key 2 is completed.

6) And repeating the steps 3) to 5), and tuning the next piano key 2 until tuning of all piano keys 2 is completed.

This application tuning personnel realizes simultaneously listening the standard temperament of this piano button 2 and the temperament that the corresponding piano string of piano button 2 sent through touching piano button 2, adjusts the piano string pivot through the tuning spanner, and the standard temperament that makes the temperament that the piano string sent and this piano button 2 match is approximate unanimous, realizes the tuning purpose.

During tuning, if the piano key 2 is touched and pressed more than twice, the display unit 6 marks the color of the piano key 2. Through the piano key 2 that has the colour sign, can distinguish the piano key 2 that does not have the tuning and has tuned, improve the efficiency of tuning, simultaneously, can distinguish whether mistake touches the piano key, if single touches the piano key 2, then display element 6 can not carry out the colour mark to this piano key 2.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.