CN112233634A - Full-automatic tuning piano and tuning device and tuning method thereof - Google Patents
Full-automatic tuning piano and tuning device and tuning method thereof Download PDFInfo
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- CN112233634A CN112233634A CN202011062829.6A CN202011062829A CN112233634A CN 112233634 A CN112233634 A CN 112233634A CN 202011062829 A CN202011062829 A CN 202011062829A CN 112233634 A CN112233634 A CN 112233634A
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C1/00—General design of pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
- G10C3/16—Actions
- G10C3/20—Actions involving the use of hydraulic, pneumatic or electromagnetic means
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C9/00—Methods, tools or materials specially adapted for the manufacture or maintenance of musical instruments covered by this subclass
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Abstract
The invention discloses a full-automatic temperament piano and a temperament device and a temperament method thereof, which comprise a key driving device, a string shaft pin motor driving module, mobile communication equipment, an integrated controller, a string shaft pin motor, a string shaft pin adjusting device and a driving power supply, wherein the bottom of each key is provided with a key driving device connected with the integrated controller; the mobile communication equipment is connected with the integrated controller; the string shaft pin motor driving module is mounted at the head of the string shaft pin and connected with the integrated controller, the string shaft pin motor is slidably mounted on the piano cover through a mounting piece, and the string shaft pin motor driving module is used for driving the string shaft pin motor to move along at least one direction of an X axis, a Y axis and a Z axis; the string shaft pin motor is connected with the string shaft pin adjusting device, and the string shaft pins are tightened by the string shaft pin adjusting device which can slide on the piano cover to realize intonation debugging; the driving power supply is respectively connected with the string pin motor and the string pin motor driving module. The method has the advantages of accurate tuning and high automation degree.
Description
Technical Field
The invention mainly relates to the technical field of piano tuning, in particular to a full-automatic tuning piano and a tuning device and a tuning method thereof.
Background
More and more modern society piano user, piano itself always have 220 strings, through the influence of playing and humiture change of a period of time, can directly influence the intonation, also can influence audience's hearing impression, especially to player's influence more greatly. Therefore, each piano needs to be tuned regularly. Generally, one piano needs to be tempered for about 2 times/year to ensure the intonation of the piano. The tuning process for a piano is relatively cumbersome and also consumes a certain amount of money and time. Therefore, how to conveniently and quickly tune the existing piano automatically becomes a technical problem which needs to be solved urgently by technical personnel in the field.
Disclosure of Invention
In view of the above, the present invention provides a fully automatic tuning piano and a tuning device and a tuning method thereof, which can solve the defects of the existing piano that the tuning process is complicated, time-consuming and labor-consuming.
The invention provides a tuning device of a full-automatic tuning piano, which comprises a key driving device, a string pin motor driving module, mobile communication equipment, an integrated controller, a string pin motor, a string pin adjusting device and a driving power supply, wherein the key driving device is arranged at the bottom of each key and connected with the integrated controller; the mobile communication equipment is connected with the integrated controller and is used for receiving the musical instrument sound transmitted by the keys, identifying the beat number of the musical instrument sound and comparing the beat number with the beat number to confirm the sound level; the device comprises a string shaft pin motor driving module, an integrated controller, a string shaft pin motor driving module, a piano cover and a driving device, wherein the string shaft pin motor driving module is arranged at the head of a string shaft pin and connected with the integrated controller, the integrated controller controls the string shaft pin motor driving module to act through a result fed back by mobile communication equipment, the string shaft pin motor is slidably arranged on the piano cover through a mounting piece, and the string shaft pin motor driving module is used for driving the string shaft pin motor to move along at least one direction of an X shaft, a Y shaft and a Z shaft; the string shaft pin motor is connected with the string shaft pin adjusting device and used for driving the string shaft pin adjusting device to rotate, the string shaft pin is tightened through the string shaft pin adjusting device so as to achieve intonation debugging, and the string shaft pin adjusting device can slide on the piano cover along with the string shaft pin motor; the driving power supply is respectively connected with the string shaft pin motor and the string shaft pin motor driving module for supplying power.
Further, the string shaft pin motor drive module comprises an X-axis motor, a Y-axis motor and a Z-axis motor: the X-axis motor is fixed at the end part of the piano cover and used for driving the mounting piece to move on the piano cover along the X-axis direction, so that the movement of the chord pin motor on the piano cover along the X-axis is realized; the Y-axis motor is fixed on the mounting piece, and a Y-axis slideway for driving the string shaft pin motor to move along the Y-axis direction is arranged on the mounting piece; the Z-axis motor is fixed on the mounting piece, and a Z-axis slide way for driving the chord-axis pin motor to move along the Z-axis direction is further arranged on the mounting piece.
Further, the integrated controller comprises a key driving control unit, a string shaft pin motor control unit, an X-axis motor control unit, a Y-axis motor control unit and a Z-axis motor control unit, the key driving control unit is connected with the key driving device, the string shaft pin motor control unit is connected with the string shaft pin motor, the X-axis motor control unit is connected with the X-axis motor, the Y-axis motor control unit is connected with the X-axis motor, and the Z-axis motor control unit is connected with the Z-axis motor.
Further, the string shaft pin adjusting device comprises a transmission gear and a gear string shaft wrench fixed on the transmission gear, the transmission gear is connected with an output shaft of the string shaft pin motor, and the gear string shaft wrench is sleeved on the string shaft pin.
Further, the transmission gear comprises a main transmission gear and a slave transmission gear meshed with the main transmission gear, the main transmission gear is connected with an output shaft of a string shaft pin motor, and the gear string shaft wrench is fixed on the slave transmission gear.
Further, one end of the string shaft pin, which is close to the gear string shaft wrench, is provided with a square shaft, the gear string shaft wrench is provided with a polygonal sleeve matched with the end part of the string shaft pin, and the string shaft pin and the gear string shaft wrench are connected with the polygonal sleeve in a snap-in manner through the square shaft.
Further, remove communications facilities be provided with microphone and pickup module in the mobile communications facilities, mobile communications facilities passes through the microphone and passes the musical instrument sound, the pickup module is for setting up a section APP in mobile communications facilities for the standard sound of every key of storage is clapped and is compared the recognition with the musical instrument sound of transmission and the standard sound of storage, and then confirms the intonation.
Further, the mobile communication device is a mobile phone or a Pad terminal.
The device comprises a key driving device, a string shaft pin motor driving module, mobile communication equipment, an integrated controller, a string shaft pin motor, a string shaft pin adjusting device and a driving power supply, wherein the key driving device is arranged at the bottom of each key and is connected with the integrated controller; the mobile communication equipment is connected with the integrated controller; the device comprises a string shaft pin motor driving module, an integrated controller, a string shaft pin motor, a piano cover, a driving device and a driving device, wherein the string shaft pin motor driving module is arranged on the back of a string shaft pin and connected with the integrated controller; the end part of each string shaft pin is provided with a string shaft pin adjusting device, and the string shaft pin motor can be connected with each string shaft pin adjusting device through sliding; the driving power supply is respectively connected with the string pin motor and the string pin motor driving module. Compared with the prior art, the piano string automatic beating device has the advantages that the piano key driving device controls the piano key to drive, so that the action of automatically beating the string by the piano keys can be achieved, the action of completely simulating the action of beating the string by the piano keys is realized, and the automation degree is high; on the other hand, rotating the elastic string shaft pin: the device adopts the technical scheme of X, Y, Z three-axis motion direction to carry out the motion of the string pin motor, and then the string pin is driven to rotate by the string pin motor to be tightened or loosened by the alignment, so that the alignment is more reliable, and the sound accuracy debugging is more accurate and convenient.
In addition, the mobile communication equipment is internally provided with the microphone and the pickup module, the mobile communication equipment transmits the music through the microphone, the pickup module is an APP arranged in the mobile communication equipment and used for storing the standard sound beat of each key and comparing and identifying the transmitted music with the stored standard sound beat so as to confirm the tone accuracy, the microphone is adopted for sound transmission, the collection of the standard frequency of each key can be ensured, the tone accuracy is confirmed through the pickup module, and the accuracy of the key tuning is further improved.
In another aspect of the present invention, there is provided a tuning method for a fully automatic tuning piano, using the tuning device of the fully automatic tuning piano described in any one of the above, the tuning method comprising the steps of: .
S1, presetting a key tuning sequence of the piano, and writing the key tuning sequence into the integrated controller in a program form;
s2, controlling a key driving device at the bottom of a set first key to realize key motion by the integrated controller according to the key tuning sequence program, and further realizing automatic sounding of the first key;
s3, receiving the musical notes transmitted by the first keys through the mobile communication equipment, identifying the first musical note beat number, comparing the first musical note beat number with a preset standard musical note, and further confirming the accuracy of the musical note, if the accuracy of the musical note, entering the step S7; if the tone level is not accurate, go to step S4;
s4, the integrated controller receives the intonation results fed back by the mobile communication equipment, and controls the action of the string pin motor driving module according to the intonation results to drive the string pin motor to move along at least one of the directions of an X axis, a Y axis and a Z axis, the string pin adjusting device moves along with the string pin motor until the string pin adjusting device is positioned near the string pin corresponding to the first key, and at the moment, the string pin adjusting device is aligned with the axis of the string pin and clamped into the head of the string pin;
s5, controlling a string pin motor to drive a string pin adjusting device to rotate by the integrated controller through a intonation result fed back by the mobile communication equipment, and loosening and tightening the string pin through the string pin adjusting device to further realize intonation debugging;
s6, returning to the step S2 after the adjustment is finished;
s7, ending the automatic tuning of the first key;
and S8, repeating the steps S2-S7 to automatically tune the next key until all keys of the piano are automatically tuned.
In another aspect of the present invention, there is also provided a fully automatic tuning piano, comprising any one of the tuning devices of the fully automatic tuning piano, or performing automatic tuning of the piano by using the tuning method of the fully automatic tuning piano.
The tuning method of the full-automatic tuning piano and the full-automatic tuning piano obviously have the advantages of reliable alignment, accurate tuning and high automation degree based on any tuning device of the full-automatic tuning piano.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a fully automatic tuning piano according to an embodiment of the present invention;
FIG. 2 is a schematic view of a string pin motor driving module in one direction in FIG. 1;
FIG. 3 is a schematic view of the string pin motor drive module of FIG. 1 in another orientation;
fig. 4 is a schematic view of mounting of the key and the key driving apparatus in fig. 1;
FIG. 5 is a block diagram of the integrated controller of FIG. 1;
fig. 6 is a flowchart of a tuning method of a fully automatic tuning piano according to another embodiment of the present invention.
Description of reference numerals:
an X-axis motor; a Y-axis motor; 3, a Z-axis motor; 4. a string shaft pin motor; an X-axis slide rail; 6, Y-axis slide rails; 7, Z-axis slide rail; 8. a gear string shaft wrench; 9. an integrated controller; 10. an electromagnet; 11. a string shaft pin; 12. a mounting member; 13. a drive power supply; 14 piano lid; 15. and a main transmission gear 16, a secondary transmission gear 17 and a driving circuit board.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In the present invention, the orientations such as "left", "right", "head" and "back" are used with reference to the view shown in fig. 1.
Referring to fig. 1 to 4, the tuning device of a full-automatic tuning piano according to an embodiment of the present invention includes a key driving device, a string pin motor driving module, a mobile communication device, an integrated controller 9, a string pin motor 4, a string pin adjusting device and a driving power supply 13, the key driving device is installed at the bottom of each key, the key driving device is connected with the integrated controller 9, the integrated controller 9 controls the key driving device at the bottom of each key to realize key motion, specifically, the key driving device includes an electromagnet 10 and a driving circuit board 17 arranged below the electromagnet 10, the electromagnet 10 is installed at the bottom of each key, and the driving circuit board 17 mainly operates to drive the electromagnet 10 to move, the electromagnet 10 drives the keys to move, meanwhile, the driving circuit board 17 is connected with the integrated controller 9, and the integrated controller 9 is used for sending information instructions to the driving circuit board 17; the whole action takes a main control board of the integrated controller 9 as a control center, the main control board is connected with the driving circuit board 17 through a network cable to send a control signal, the driving circuit board 17 receives the control signal and then adopts advanced FPGA (field programmable gate array) programming to accurately control the current magnitude and the conduction time, so that the accurate control of the driving force magnitude and the action time of the electromagnet 10 is realized, and further keys are accurately controlled; the mobile communication equipment is connected with the integrated controller 9 and is used for receiving the musical instrument sound transmitted by the keys, identifying the beat number of the musical instrument sound and comparing the beat number with the beat number to confirm the sound level; the device comprises a string shaft pin motor driving module, an integrated controller 9, a string shaft pin motor driving module, a string shaft motor cover 14, a string shaft motor driving module, a string shaft motor driving device 12, a string shaft motor driving device and a driving device, wherein the string shaft pin motor driving module is arranged at the head of a string shaft pin and connected with the integrated controller 9; an output shaft of the string shaft pin motor 4 is connected with the string shaft pin adjusting device and used for driving the string shaft pin adjusting device to rotate, the string shaft pin 11 is tightened through the string shaft pin adjusting device so as to achieve accurate sound debugging, and the string shaft pin adjusting device can slide on the piano cover along with the string shaft pin motor 4; the driving power supply 13 is respectively connected with the string pin motor 4 and the string pin motor driving module for supplying power. It should be noted that the mobile communication device is a mobile phone or a Pad terminal.
Referring to fig. 2-3, the string shaft pin motor driving module comprises an X-axis motor 1, a Y-axis motor 2 and a Z-axis motor 3: the X-axis motor 1 is fixed at the end part of the piano cover 14, an X-axis slideway is installed at the bottom of the piano cover 14, and the mounting piece 12 is driven by the X-axis motor 1 to slide along the X-axis slideway so as to drive the string shaft pin motor 4 to move on the piano cover 14 along the X-axis direction; the Y-axis motor 2 is fixed on the mounting piece 12, and the mounting piece 12 is provided with a Y-axis slideway which is used for driving the string shaft pin motor 4 to move along the Y-axis direction and used for driving the string shaft pin motor 2 to move; the Z-axis motor 3 is fixed on the mounting piece 12, and the mounting piece 12 is also provided with a Z-axis slide way for driving the string shaft pin motor 4 to move along the Z-axis direction by the Z-axis motor 3. It should be noted that the X-axis slide is preferably a slide rail, the Y-axis slide may be a slide slot or a slide rail, and the Z-axis slide may be a slide slot or a slide rail. In the embodiment shown in fig. 2 and 3, the X-axis slide rail, the Y-axis slide rail and the Z-axis slide rail are all slide rails, i.e., an X-axis slide rail 5, a Y-axis slide rail 6 and a Z-axis slide rail 7.
Meanwhile, as a preferred embodiment of the present invention, referring to fig. 5, the integrated controller 9 includes a key driving control unit, a string shaft pin motor control unit, an X-axis motor control unit, a Y-axis motor control unit, and a Z-axis motor control unit, the key driving control unit is connected to the key driving device for controlling the key driving device to realize the key motion sounding, specifically, the key driving control unit is connected to a driving circuit board 17 disposed below the key driving device, and controls the electromagnet 10 by controlling the driving circuit board 17 to realize the key motion; the string shaft pin motor control unit and the string shaft pin motor 4 are used for controlling the string shaft pin motor 4 to start and stop; the X-axis motor control unit is connected with the X-axis motor 1 and is used for controlling the starting and stopping of the X-axis motor 1; the Y-axis motor control unit is connected with the Y-axis motor 2 and is used for controlling the start and stop of the Y-axis motor 2; the Z-axis motor control unit is connected with the Z-axis motor 3 and used for controlling the Z-axis motor 3 to start and stop. When the integrated controller needs to control the action of the string shaft pin motor driving module, the device is specifically represented as follows: the key driving control unit controls a key driving device at the bottom of a certain key to realize key motion, so that the key can sound automatically, the mobile communication equipment is used for receiving the piano sound transmitted by the key, identifying the number of beats of the piano sound and comparing the number of beats of the piano sound with a preset standard beat, if the sound level is inaccurate, the X-axis motor control unit starts the X-axis motor 1, the X-axis motor 1 drives the mounting piece to slide along the X-axis direction on the X-axis slide rail 5, and when the specified position is reached, the X-axis motor control unit controls the X-axis motor 1 to stop; then, a Y-axis motor control unit starts a Y-axis motor 2, the Y-axis motor 2 drives a string-axis pin motor 4 to slide along the Y-axis direction on a Y-axis slide rail 6, and when the designated position is reached, the Y-axis motor control unit controls the Y-axis motor 2 to stop; then a Z-axis motor 3 is started through a Z-axis motor control unit, the Z-axis motor 3 drives a string shaft pin motor 4 to slide along the Z-axis direction on a Z-axis slide rail 7, when the specified position is reached, the string shaft pin adjusting device is clamped into a string shaft pin 11, and the Z-axis motor control unit controls the Z-axis motor 3 to stop; finally, the string shaft pin motor 4 is started through the string shaft pin motor control unit, the string shaft pin motor 4 drives the string shaft pin adjusting device to rotate, and then the string shaft pin is tightened through the string shaft pin adjusting device so as to realize intonation debugging.
In a further technical scheme, the string shaft pin adjusting device comprises a transmission gear and a gear string shaft wrench 8 fixed on the transmission gear, the transmission gear is connected with an output shaft of a string shaft pin motor 4, and the gear string shaft wrench 8 is sleeved on the string shaft pin 11. For better through 8 elasticity string shaft pins of gear string shaft spanner, the string shaft pin 11 is close to the one end of this gear string shaft spanner 8 is provided with the square shaft, is provided with the polygon sleeve with the matched with of string shaft pin tip on the gear string shaft spanner 8, and the string shaft pin 11 is connected with the snap-in of polygon sleeve through the square shaft with the gear string shaft spanner 8. It should be noted that, referring to fig. 3, the transmission gear includes a main transmission gear 15 and a slave transmission gear 16 engaged with the main transmission gear, the main transmission gear 15 is connected with an output shaft of the string shaft pin motor 4, the string shaft wrench 8 is fixed on the slave transmission gear 16, the string shaft pin motor 4 drives the main transmission gear 15 to rotate, and the main transmission gear 15 drives the slave transmission gear 16 to rotate, so that the string shaft wrench 8 rotates to tighten or loosen the string shaft pin 11. When the key intonation needs to be heightened, the gear string shaft wrench 8 rotates to loosen the string shaft pin 11 so that the key intonation is restored to be normal; when the key intonation needs to be lowered, the gear string shaft wrench 8 rotates to tighten the string shaft pin 11, so that the key intonation is restored to be normal.
In addition, the mobile communication equipment is internally provided with a microphone and a pickup module, the mobile communication equipment transmits music through the microphone, the pickup module is an APP arranged in the mobile communication equipment, a standard sound beat unit and a sound beat comparison unit are arranged in the APP, the sound beat comparison unit is connected with the microphone and the standard sound beat unit, the standard sound beat unit is used for storing the standard sound beat of each key, and the sound beat comparison unit is used for comparing and identifying the received music with the stored standard sound beat so as to confirm the accuracy of sound.
Referring to fig. 6, in another aspect of the present invention, there is further provided a tuning method for a fully automatic tuning piano, which performs tuning by using the tuning device of the fully automatic tuning piano, the tuning method comprising the steps of:
s1, presetting a key tuning sequence of the piano, and writing the key tuning sequence in the integrated controller 9 in the form of a program;
s2, the integrated controller 9 controls the key driving device at the bottom of the set first key according to the key tuning sequence program to realize key motion, and further realizes automatic sounding of the first key;
s3, receiving the musical notes transmitted by the first keys through the mobile communication equipment, identifying the first musical note beat number, comparing the first musical note beat number with a preset standard musical note, and further confirming the accuracy of the musical note, if the accuracy of the musical note, entering the step S7; if the tone level is not accurate, go to step S4;
s4, the integrated controller 9 receives intonation results fed back by the mobile communication equipment, and controls the action of the string pin motor driving module according to the intonation results, the string pin motor driving module drives the string pin motor 4 to move along at least one direction of an X axis, a Y axis and a Z axis, the string pin adjusting device moves along with the string pin motor until the string pin adjusting device is located near the string pin 11 corresponding to the first key, and at the moment, the string pin adjusting device is aligned with the axis of the string pin 11 and clamped into the head of the string pin 11;
s5, the integrated controller 9 controls the string pin motor 4 to drive the string pin adjusting device to rotate through the intonation result fed back by the mobile communication equipment, and the string pin 11 is tightened through the string pin adjusting device to realize intonation debugging;
s6, returning to the step S2 after the adjustment is finished;
s7, ending the automatic tuning of the first key;
and S8, repeating the steps S2-S7 to automatically tune the next key until all keys of the piano are automatically tuned.
In another aspect, the present invention further provides a full-automatic tuning piano, which comprises the tuning device of the full-automatic tuning piano, or performs automatic tuning of the piano by using the tuning method of the full-automatic tuning piano described above, and other structures of the piano refer to the prior art and are not described herein again.
In summary, compared with the prior art, the invention has the following advantages:
1) the integrated controller controls the key driving device, so that key driving is realized, the action of automatically striking the string by the keys can be achieved, the action of striking the string by the keys is completely simulated, and the automation degree is high;
2) the string shaft pin motor driving module is embedded into a piano, the integrated controller 9 controls the string shaft pin motor driving module to realize the front string shaft pin positioning of a string shaft pin motor along the X, Y, Z triaxial motion direction, and then the string shaft pin motor 4 drives the string shaft pin adjusting device to rotate to tighten or loosen the string shaft pin 11, so that the alignment is more reliable, and the sound is accurately debugged;
3) the mobile communication equipment can ensure that the standard frequency of each key is collected by transmitting the piano tone through the microphone, and confirms the tone accuracy through the pickup module, so that the accuracy of the key tuning is further improved;
4) the piano can simultaneously realize three steps in temperament, and completely realize three actions of fully automatically striking a string, listening and manipulating a board, and has high automation degree.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A tuning device of a full-automatic tuning piano is characterized by comprising key driving devices, a string pin motor driving module, mobile communication equipment, an integrated controller, a string pin motor, a string pin adjusting device and a driving power supply, wherein the key driving devices are mounted at the bottoms of keys and connected with the integrated controller; the mobile communication equipment is connected with the integrated controller and is used for receiving the musical instrument sound transmitted by the keys, identifying the beat number of the musical instrument sound and comparing the beat number with the beat number to confirm the sound level; the device comprises a string shaft pin motor driving module, an integrated controller, a string shaft pin motor driving module, a piano cover and a driving device, wherein the string shaft pin motor driving module is arranged at the head of a string shaft pin and connected with the integrated controller, the integrated controller controls the string shaft pin motor driving module to act through a result fed back by mobile communication equipment, the string shaft pin motor is slidably arranged on the piano cover through a mounting piece, and the string shaft pin motor driving module is used for driving the string shaft pin motor to move along at least one direction of an X shaft, a Y shaft and a Z shaft; the string shaft pin motor is connected with the string shaft pin adjusting device and used for driving the string shaft pin adjusting device to rotate, the string shaft pin is tightened through the string shaft pin adjusting device so as to achieve intonation debugging, and the string shaft pin adjusting device can slide on the piano cover along with the string shaft pin motor; the driving power supply is respectively connected with the string shaft pin motor and the string shaft pin motor driving module for supplying power.
2. The temperament device of the full-automatic temperament piano according to claim 1, wherein the string pin motor driving module comprises an X-axis motor, a Y-axis motor and a Z-axis motor: the X-axis motor is fixed at the end part of the piano cover and used for driving the mounting piece to move on the piano cover along the X-axis direction, so that the movement of the chord pin motor on the piano cover along the X-axis is realized; the Y-axis motor is fixed on the mounting piece, and a Y-axis slideway for driving the string shaft pin motor to move along the Y-axis direction is arranged on the mounting piece; the Z-axis motor is fixed on the mounting piece, and a Z-axis slide way for driving the chord-axis pin motor to move along the Z-axis direction is further arranged on the mounting piece.
3. The tuning device of a full-automatic tuning piano according to claim 2, wherein the integrated controller comprises a key driving control unit, a string shaft pin motor control unit, an X-axis motor control unit, a Y-axis motor control unit and a Z-axis motor control unit, the key driving control unit is connected with the key driving device, the string shaft pin motor control unit is connected with the string shaft pin motor, the X-axis motor control unit is connected with the X-axis motor, the Y-axis motor control unit is connected with the X-axis motor, and the Z-axis motor control unit is connected with the Z-axis motor.
4. The device according to claim 1, wherein the string shaft pin adjusting device comprises a transmission gear and a gear string shaft wrench fixed on the transmission gear, the transmission gear is connected with an output shaft of a string shaft pin motor, and the gear string shaft wrench is sleeved on the string shaft pin.
5. The tuning device of a full-automatic tuning piano as claimed in claim 4, wherein the transmission gear comprises a master transmission gear and a slave transmission gear meshed with the master transmission gear, the master transmission gear is connected with an output shaft of a string shaft pin motor, and the gear string shaft wrench is fixed on the slave transmission gear.
6. A temperament device of a full-automatic temperament piano as recited in claim 4 or 5, wherein a square shaft is arranged at one end of the string shaft pin close to the gear string shaft wrench, a polygonal sleeve matched with the end of the string shaft pin is arranged on the gear string shaft wrench, and the string shaft pin and the gear string shaft wrench are connected with the polygonal sleeve in a snap-in manner through the square shaft.
7. The tuning device of the full-automatic tuning piano according to claim 1, wherein a microphone and a pickup module are arranged in the mobile communication device, the mobile communication device transmits the piano sound through the microphone, and the pickup module is an APP arranged in the mobile communication device and used for storing the standard sound beat of each key and comparing and recognizing the transmitted piano sound and the stored standard sound beat so as to confirm the tone accuracy.
8. The tuning apparatus for a fully automatic tuning piano according to claim 6, wherein the mobile communication device is a mobile phone or Pad terminal.
9. A tuning method of a fully automatic tuning piano, characterized in that tuning is performed by using the tuning device of the fully automatic tuning piano of any one of claims 1 to 8, the tuning method comprising the steps of:
s1, presetting a key tuning sequence of the piano, and writing the key tuning sequence into the integrated controller in a program form;
s2, controlling a key driving device at the bottom of a set first key to realize key motion by the integrated controller according to the key tuning sequence program, and further realizing automatic sounding of the first key;
s3, receiving the musical notes transmitted by the first keys through the mobile communication equipment, identifying the first musical note beat number, comparing the first musical note beat number with a preset standard musical note, and further confirming the accuracy of the musical note, if the accuracy of the musical note, entering the step S7; if the tone level is not accurate, go to step S4;
s4, the integrated controller receives the intonation results fed back by the mobile communication equipment, and controls the action of the string pin motor driving module according to the intonation results, the string pin motor driving module drives the string pin motor to move along at least one direction of an X axis, a Y axis and a Z axis, the string pin adjusting device moves along with the string pin motor until the string pin adjusting device is located near the string pin corresponding to the first key, and at the moment, the string pin adjusting device is aligned with the axis of the string pin and clamped into the head of the string pin;
s5, controlling a string pin motor to drive a string pin adjusting device to rotate by the integrated controller through a intonation result fed back by the mobile communication equipment, and loosening and tightening the string pin through the string pin adjusting device to further realize intonation debugging;
s6, returning to the step S2 after the adjustment is finished;
s7, ending the automatic tuning of the first key;
and S8, repeating the steps S2-S7 to automatically tune the next key until all keys of the piano are automatically tuned.
10. A fully automatic tuning piano, characterized in that it comprises the tuning device of the fully automatic tuning piano of any one of claims 1-8, or performs automatic tuning of the piano by using the tuning method of the fully automatic tuning piano of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011062829.6A CN112233634A (en) | 2020-09-30 | 2020-09-30 | Full-automatic tuning piano and tuning device and tuning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011062829.6A CN112233634A (en) | 2020-09-30 | 2020-09-30 | Full-automatic tuning piano and tuning device and tuning method thereof |
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| Publication Number | Publication Date |
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| CN112233634A true CN112233634A (en) | 2021-01-15 |
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| CN202011062829.6A Pending CN112233634A (en) | 2020-09-30 | 2020-09-30 | Full-automatic tuning piano and tuning device and tuning method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113744705A (en) * | 2021-10-14 | 2021-12-03 | 湖南卡罗德音乐集团有限公司 | Automatic tuning method for piano |
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| CN113744705B (en) * | 2021-10-14 | 2024-06-18 | 湖南卡罗德钢琴有限公司 | Automatic tuning method for piano |
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