CN110364129B - Automatic tuning device for stringed instrument - Google Patents
Automatic tuning device for stringed instrument Download PDFInfo
- Publication number
- CN110364129B CN110364129B CN201910758133.8A CN201910758133A CN110364129B CN 110364129 B CN110364129 B CN 110364129B CN 201910758133 A CN201910758133 A CN 201910758133A CN 110364129 B CN110364129 B CN 110364129B
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- adjusting plate
- tuning
- fixedly arranged
- shaft
- sound
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
- G10D3/14—Tuning devices, e.g. pegs, pins, friction discs or worm gears
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H3/00—Instruments in which the tones are generated by electromechanical means
- G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
- G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
- G10H3/18—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a string, e.g. electric guitar
- G10H3/181—Details of pick-up assemblies
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Auxiliary Devices For Music (AREA)
- Stringed Musical Instruments (AREA)
Abstract
The invention discloses an automatic tuning device for stringed instruments, which comprises a left tuning board, wherein a right tuning board is arranged at the right end of the left tuning board, a main power cavity is arranged on the right tuning board, a clamping mechanism is arranged in the main power cavity, large buffer blocks are fixedly arranged on the right wall of the left tuning board and the left wall of the right tuning board, a display mechanism is arranged in the upper wall of the main power cavity, and monitoring mechanisms are arranged at the upper ends of the left tuning board and the right tuning board and can be tightly attached to the surfaces of the instruments.
Description
Technical Field
The invention relates to the field of musical instrument tuning, in particular to an automatic tuning device for a stringed instrument.
Background
There is stringed instrument (such as the musical instrument of guitar), need tune it before playing, only the musical instrument standard, can play good melody, and traditional tuning means, in most cases, can only rely on player or tuning person to listen to distinguish the musical instrument sound with own ear according to own experience, adjust the musical instrument, just so can make the tone of musical instrument take place slight deviation, consequently need develop a device that can carry out accurate tuning to having stringed instrument, through the sound that real-time supervision musical instrument string sent, come to adjust the tone of musical instrument, thereby help player and tuning person, the quick accurate tuning to having stringed instrument.
Disclosure of Invention
The technical problem is as follows: most of the traditional tuning means can only use the ears of a player or a tuner to listen and distinguish the musical tones by the experience of the player or the tuner to adjust the musical instruments, so that the tones of the musical instruments are slightly deviated.
In order to solve the problems, the automatic tuning device for the stringed instrument is designed, and comprises a left tuning board, a right tuning board is arranged at the right end of the left tuning board, a main power cavity is arranged on the right tuning board, a clamping mechanism is arranged in the main power cavity, the clamping mechanism can be started to enable the left tuning board and the right tuning board to slide oppositely to clamp the instrument, large buffer blocks are fixedly arranged on the right wall of the left tuning board and the left wall of the right tuning board, when the left tuning board and the right tuning board clamp the instrument, the large buffer blocks can provide a buffer effect, a display mechanism is arranged in the upper wall of the main power cavity, the display mechanism can display the current sounding frequency of the instrument to help a user to better tune the instrument, and monitoring mechanisms are arranged at the upper ends of the left tuning board and the right tuning board, the monitoring mechanism can be tightly attached to the surface of the musical instrument, when the musical instrument is played, the musical instrument vibrates to drive the monitoring mechanism to vibrate, the monitoring mechanism can further monitor the vibration frequency of the musical instrument, the monitoring mechanism on the right sound adjusting plate is connected with the display mechanism through a first wire, the monitoring mechanism can convert the vibration frequency of the musical instrument into an electric signal to be transmitted to the display mechanism, an auxiliary power cavity is arranged at the lower end of the monitoring mechanism on the left sound adjusting plate, a power mechanism is arranged in the auxiliary power cavity, the monitoring mechanism is connected with the power mechanism through a second wire, the monitoring mechanism can control the power mechanism to start and stop through the second wire, a tuning mechanism is connected to the right end of the power mechanism, the tuning mechanism can clamp a tuning knob on the musical instrument, and the power mechanism is started, the tuning mechanism can tune the musical instrument.
The clamping mechanism comprises a first motor fixedly arranged in the upper wall of the main power cavity, the lower end of the first motor is in power connection with a main power shaft, a first gear is fixedly arranged at the lower end of the main power shaft, a second gear is connected to the lower end of the first gear in a meshed mode, a large threaded rod is fixedly arranged at the left end of the second gear, two sections of threads in opposite rotating directions are arranged on the large threaded rod, and the large threaded rod is in threaded connection with the left sound adjusting plate through external threads.
Beneficially, a rotatable first connecting rod is symmetrically arranged at the front and back of the bottom end of the right sound adjusting plate, the first connecting rod is hinged to the bottom end of the right sound adjusting plate through a first positioning shaft, a rotatable second connecting rod is symmetrically arranged at the front and back of the bottom end of the left sound adjusting plate, the second connecting rod is hinged to the bottom end of the left sound adjusting plate through a second positioning shaft, the second connecting rod is hinged to the first connecting rod through a third positioning shaft, when the first motor is started, the first motor drives the main power shaft to rotate, the main power shaft drives the large threaded rod to rotate through the first gear and the second gear, and then the left sound adjusting plate and the right sound adjusting plate slide on the large threaded rod, so that the left sound adjusting plate and the right sound adjusting plate can clamp or loosen a musical instrument.
Wherein, the monitoring mechanism comprises a metal sheet fixedly arranged on the outer walls of the left and the right sound-adjusting boards, one end of the metal sheet far away from the center of the device is fixedly provided with a metal plate, one end of the metal plate far away from the center of the device is fixedly provided with a compressible spring, one end of the spring far away from the center of the device is fixedly provided with a vibration sensor, the right end of the vibration sensor positioned in the right sound-adjusting board is connected with a first electric wire, the left end of the vibration sensor positioned in the left sound-adjusting board is connected with a second electric wire, when the device is clamped on a musical instrument, the metal sheet can be abutted against the surface of the musical instrument and deform, when the musical instrument is played with test sound, the surface of the musical instrument vibrates, so that the metal sheet vibrates, the metal sheet drives the metal plate and the spring to vibrate together, and the vibration sensor can convert the vibration signal of the spring, and the vibration sensor on the right sound-adjusting plate transmits signals to the display mechanism through the first wire, and the vibration sensor on the left sound-adjusting plate transmits signals to the power mechanism through the second wire.
The display mechanism comprises a signal processor fixedly arranged in the right sound-adjusting plate, the left end of the signal processor is connected with the first wire, the signal processor can receive an electric signal transmitted by the vibration sensor and analyze and calculate the electric signal, and the right end of the signal processor is fixedly provided with a third wire.
Advantageously, a display panel is fixedly arranged at the lower end of the third wire, and the signal processor can transmit the calculated result to the display panel through the third wire, so that the display panel displays the vibration frequency of the current string.
The power mechanism comprises an auxiliary motor fixedly arranged in the right wall of the auxiliary power cavity, the upper end of the auxiliary motor is connected with a second wire, the second wire can be started through an electric signal, an auxiliary power shaft is arranged at the left end of the auxiliary motor in a power connection mode, the left end of the auxiliary power shaft is connected with the tuning mechanism, when the auxiliary motor is started, the auxiliary motor drives the auxiliary power shaft to rotate, and the auxiliary power shaft can further drive the tuning mechanism.
The tuning mechanism comprises a rotatable first universal joint arranged at the left end of the auxiliary power shaft, a transmission shaft is fixedly arranged at the left end of the first universal joint, a second universal joint is fixedly arranged at the left end of the transmission shaft, a connecting shaft is fixedly arranged at the left end of the second universal joint, and when the auxiliary power shaft rotates, the auxiliary power shaft drives the transmission shaft to rotate through the first universal joint, and the transmission shaft drives the connecting shaft to rotate through the second universal joint.
Beneficially, the connecting shaft is provided with small connecting rods in a front-back and up-down symmetrical mode, a clamping block is arranged at the left end of each small connecting rod, each small connecting rod is hinged to the corresponding clamping block through a fourth positioning shaft, each small connecting rod is hinged to the corresponding connecting shaft through a fifth positioning shaft, a rotatable small screw is arranged in each clamping block, threads with opposite rotation directions are arranged on the corresponding small screw, a knob is fixedly arranged at the upper end of each small screw, the knob is rotated manually to drive the corresponding small screw to rotate, so that the clamping blocks can clamp a tuning knob on a musical instrument, a small buffer block is fixedly arranged at one end, close to the connecting shaft, of each clamping block, the small buffer blocks can play a buffering role, and when the connecting shaft starts to rotate, the small connecting rods and the clamping blocks can be driven to rotate, and further the tuning knobs on the musical instrument can be driven to rotate to adjust the tone.
The invention has the beneficial effects that: the device has the advantages of simple structure, convenience in maintenance and use, and can automatically tune the stringed instrument and display the vibration frequency of the string in real time, so that a player or a tuner is helped to tune the musical instrument more quickly and conveniently, and the musical instrument can finally play music accurately.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall construction of an automatic tuning device for stringed musical instruments according to the present invention;
FIG. 2 is a schematic view of the structure of "A" of FIG. 1;
fig. 3 is a schematic structural view of "B" of fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an automatic tuning device for stringed instruments, which is mainly applied to tuning stringed instruments, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to an automatic tuning device for stringed instruments, which comprises a left tuning board 11, wherein a right tuning board 49 is arranged at the right end of the left tuning board 11, a main power cavity 100 is arranged on the right tuning board 49, a clamping mechanism 101 is arranged in the main power cavity 100, the clamping mechanism 101 is started to enable the left tuning board 11 and the right tuning board 49 to slide oppositely so as to clamp a musical instrument, large buffer blocks 12 are fixedly arranged on the right wall of the left tuning board 11 and the left wall of the right tuning board 49, when the left tuning board 11 and the right tuning board 49 clamp the musical instrument, the large buffer blocks 12 can provide a buffer effect, a display mechanism 501 is arranged in the upper wall of the main power cavity 100, the display mechanism 501 can display the current sounding frequency of the musical instrument so as to help a user to tune the musical instrument better, a monitoring mechanism 201 is arranged at the upper ends of the left tuning board 11 and the right tuning board 49, the monitoring mechanism 201 can be tightly attached to the surface of a musical instrument, when the musical instrument is played, the musical instrument vibrates to drive the monitoring mechanism 201 to vibrate, the monitoring mechanism 201 can further monitor the vibration frequency of the musical instrument, the monitoring mechanism 201 on the right tone plate 49 is connected with the display mechanism 501 through a first wire 13, the monitoring mechanism 201 can convert the vibration frequency of the musical instrument into an electric signal to be transmitted to the display mechanism 501, an auxiliary power cavity 300 is arranged at the lower end of the monitoring mechanism 201 on the left tone plate 11, a power mechanism 301 is arranged in the auxiliary power cavity 300, the monitoring mechanism 201 is connected with the power mechanism 301 through a second wire 28, the monitoring mechanism 201 can control the start and stop of the power mechanism 301 through the second wire 28, a tuning mechanism 401 is connected to the right end of the power mechanism 301, and the tuning mechanism 401 can clamp a tuning knob on the musical instrument, when the power mechanism 301 is further activated, the tuning mechanism 401 can tune the musical instrument.
According to an embodiment, the clamping mechanism 101 is described in detail below, the clamping mechanism 101 includes a first motor 17 fixedly disposed in the upper wall of the main power cavity 100, a main power shaft 18 is disposed at a lower end of the first motor 17 in a power connection manner, a first gear 19 is fixedly disposed at a lower end of the main power shaft 18, a second gear 21 is disposed at a lower end of the first gear 19 in a meshing connection manner, a large threaded rod 27 is fixedly disposed at a left end of the second gear 21, two sections of threads with opposite rotation directions are disposed on the large threaded rod 27, and the large threaded rod 27 is in threaded connection with the left tone tuning board 11 through an external thread.
Advantageously, the bottom end of the right sound-adjusting plate 49 is symmetrically provided with a rotatable first connecting rod 23 in front and back, the first link 23 is hinged to the bottom end of the right tone plate 49 via a first positioning shaft 22, the bottom end of the left sound-adjusting board 11 is symmetrically provided with a rotatable second connecting rod 48 in front and back, the second connecting rod 48 is hinged with the bottom end of the left sound-adjusting board 11 through a second positioning shaft 47, the second connecting rod 48 is hinged with the first connecting rod 23 through a third positioning shaft 24, when the first motor 17 is started, the first motor 17 drives the main power shaft 18 to rotate, the main power shaft 18 drives the large threaded rod 27 to rotate through the first gear 19 and the second gear 21, and the left and right tone plates 11 and 49 are caused to slide on the large threaded rods 27, so that the left and right tone plates 11 and 49 can clamp or unclamp the instrument.
According to the embodiment, the following describes the monitoring mechanism 201 in detail, the monitoring mechanism 201 includes a metal sheet 46 fixed on the outer wall of the left and right sound-adjusting boards 11 and 49, a metal plate 45 is fixed on one end of the metal sheet 46 away from the center of the device, a compressible spring 44 is fixed on one end of the metal plate 45 away from the center of the device, a vibration sensor 43 is fixed on one end of the spring 44 away from the center of the device, the right end of the vibration sensor 43 in the right sound-adjusting board 49 is connected with the first wire 13, the left end of the vibration sensor 43 in the left sound-adjusting board 11 is connected with the second wire 28, when the device is clamped on the instrument, the metal sheet 46 can collide with the surface of the instrument and generate deformation, when the instrument is played with a test sound, the surface of the instrument vibrates, so that the metal sheet 46 vibrates, the metal sheet 46 drives the metal plate 45 and the spring 44 to vibrate together, the vibration sensor 43 can convert a vibration signal of the spring 44 into an electric signal, the vibration sensor 43 on the right sound adjusting plate 49 transmits the signal to the display mechanism 501 through the first electric wire 13, and the vibration sensor 43 on the left sound adjusting plate 11 transmits the signal to the power mechanism 301 through the second electric wire 28.
According to the embodiment, the display mechanism 501 is described in detail below, the display mechanism 501 includes a signal processor 14 fixed in the right sound-adjusting board 49, the left end of the signal processor 14 is connected to the first electric wire 13, the signal processor 14 can receive the electric signal from the vibration sensor 43 and analyze and calculate the electric signal, and the right end of the signal processor 14 is fixed with a third electric wire 15.
Advantageously, a display panel 16 is fixedly disposed at a lower end of the third wire 15, and the signal processor 14 may transmit the calculated result to the display panel 16 through the third wire 15, so that the display panel 16 displays the vibration frequency of the current string.
According to an embodiment, the power mechanism 301 is described in detail below, the power mechanism 301 includes a sub motor 29 fixedly disposed in the right wall of the sub power cavity 300, the upper end of the sub motor 29 is connected to the second electric wire 28, so that the second electric wire 28 can start the sub motor 29 by an electric signal, the left end of the sub motor 29 is connected to a sub power shaft 31, the left end of the sub power shaft 31 is connected to the tuning mechanism 401, and when the sub motor 29 is started, the sub motor 29 drives the sub power shaft 31 to rotate, and the sub power shaft 31 can further drive the tuning mechanism 401.
According to an embodiment, the tuning mechanism 401 is described in detail below, the tuning mechanism 401 includes a first universal joint 32 rotatably disposed at a left end of the secondary power shaft 31, a transmission shaft 33 is fixedly disposed at a left end of the first universal joint 32, a second universal joint 51 is fixedly disposed at a left end of the transmission shaft 33, a connection shaft 34 is fixedly disposed at a left end of the second universal joint 51, when the secondary power shaft 31 rotates, the secondary power shaft 31 drives the transmission shaft 33 to rotate through the first universal joint 32, and the transmission shaft 33 drives the connection shaft 34 to rotate through the second universal joint 51.
Beneficially, the connecting shaft 34 is provided with a small connecting rod 36 which is vertically symmetrical, the left end of the small connecting rod 36 is provided with a clamping block 38, the small connecting rod 36 is hinged with the clamping block 38 through a fourth positioning shaft 37, the small connecting rod 36 is hinged on the connecting shaft 34 through a fifth positioning shaft 35, a rotatable small screw rod 41 is arranged in the clamping block 38, two end threads with opposite rotation directions are arranged on the small screw rod 41, a knob 39 is fixedly arranged at the upper end of the small screw rod 41, when the knob 39 is rotated by manpower, the small screw rod 41 can be driven to rotate, so that the clamping block 38 can clamp a tuning knob on a musical instrument, a small buffer block 42 is fixedly arranged at one end of the clamping block 38 close to the connecting shaft 34, the small buffer block 42 can further play a buffering role, and when the connecting shaft 34 starts to rotate, the small connecting rod 36 and the clamping block 38 can be driven to rotate, and further drive the knob on the musical instrument to rotate, to adjust the string tone.
The following will describe in detail the use steps of an automatic tuning device for stringed musical instruments with reference to fig. 1 to 3:
when the instrument needs to be tuned, the first motor 17 is started, the first motor 17 drives the main power shaft 18 to rotate, the main power shaft 18 drives the large threaded rod 27 to rotate through the first gear 19 and the second gear 21, so that the left sound adjusting plate 11 and the right sound adjusting plate 49 slide on the large threaded rod 27, the left sound adjusting plate 11 and the right sound adjusting plate 49 clamp the instrument, the metal sheet 46 is abutted against the surface of the instrument and deforms, meanwhile, the knob 39 is rotated by manpower, the knob 39 can drive the small threaded rod 41 to rotate, the clamping block 38 can clamp the tuning knob on the instrument, at the moment, the strings are poked, the surface of the instrument starts to vibrate, the metal sheet 46 drives the metal plate 45 and the spring 44 to vibrate together, and the vibration sensor 43 can convert the vibration signal of the spring 44 into an electric signal, the vibration sensor 43 on the right tuning board 49 transmits a signal to the signal processor 14 through the first electric wire 13, the signal processor 14 analyzes and calculates the electric signal and transmits the signal to the display board 16 through the third electric wire 15, so that the display board 16 displays the vibration frequency of the current string, the vibration sensor 43 on the left tuning board 11 transmits a signal to the auxiliary motor 29 through the second electric wire 28, when there is a deviation in the vibration frequency, the auxiliary motor 29 is activated, the auxiliary motor 29 drives the auxiliary power shaft 31 to rotate, the auxiliary power shaft 31 drives the transmission shaft 33 to rotate through the first universal joint 32, the transmission shaft 33 drives the connection shaft 34 to rotate through the second universal joint 51, and the connection shaft 34 drives the small connecting rod 36 and the clamping block 38 to rotate, thereby driving the tuning knob on the musical instrument to rotate to adjust the tone of the string.
The invention has the beneficial effects that: the device has the advantages of simple structure, convenience in maintenance and use, and can automatically tune the stringed instrument and display the vibration frequency of the string in real time, so that a player or a tuner is helped to tune the musical instrument more quickly and conveniently, and the musical instrument can finally play music accurately.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (1)
1. The automatic tuning device for the stringed instrument comprises a left tuning board, wherein a right tuning board is arranged at the right end of the left tuning board, a main power cavity is arranged on the right tuning board, and a clamping mechanism is arranged in the main power cavity;
the right wall of the left sound-adjusting plate and the left wall of the right sound-adjusting plate are fixedly provided with large buffer blocks;
a display mechanism is arranged in the upper wall of the main power cavity, and monitoring mechanisms are arranged at the upper ends of the left sound-adjusting plate and the right sound-adjusting plate and can be tightly attached to the surfaces of musical instruments;
the monitoring mechanism on the right sound-adjusting plate is connected with the display mechanism through a first wire, an auxiliary power cavity is formed in the lower end of the monitoring mechanism on the left sound-adjusting plate, a power mechanism is arranged in the auxiliary power cavity, the monitoring mechanism is connected with the power mechanism through a second wire, a tuning mechanism is connected to the right end of the power mechanism, and the tuning mechanism can clamp a tuning knob on a musical instrument;
the clamping mechanism comprises a first motor fixedly arranged in the upper wall of the main power cavity, the lower end of the first motor is in power connection with a main power shaft, a first gear is fixedly arranged at the lower end of the main power shaft, the lower end of the first gear is in meshed connection with a second gear, a large threaded rod is fixedly arranged at the left end of the second gear, two sections of threads with opposite rotation directions are arranged on the large threaded rod, and the large threaded rod is in threaded connection with the left sound adjusting plate through external threads;
rotatable first connecting rods are symmetrically arranged at the front and back of the bottom end of the right sound adjusting plate, the first connecting rods are hinged to the bottom end of the right sound adjusting plate through first positioning shafts, rotatable second connecting rods are symmetrically arranged at the front and back of the bottom end of the left sound adjusting plate, the second connecting rods are hinged to the bottom end of the left sound adjusting plate through second positioning shafts, and the second connecting rods are hinged to the first connecting rods through third positioning shafts;
the monitoring mechanism comprises metal sheets fixedly arranged on the outer walls of the left sound adjusting plate and the right sound adjusting plate, a metal plate is fixedly arranged at one end, away from the center of the device, of each metal sheet, a compressible spring is fixedly arranged at one end, away from the center of the device, of each metal sheet, a vibration sensor is fixedly arranged at one end, away from the center of the device, of each spring, the right end, located in the right sound adjusting plate, of each vibration sensor is connected with the first wire, and the left end, located in the left sound adjusting plate, of each vibration sensor is connected with the second wire;
the display mechanism comprises a signal processor fixedly arranged in the right sound-adjusting plate, the left end of the signal processor is connected with the first wire, and the signal processor can receive the electric signal transmitted by the vibration sensor and perform analysis and calculation;
a third wire is fixedly arranged at the right end of the signal processor, and a display panel is fixedly arranged at the lower end of the third wire;
the power mechanism comprises an auxiliary motor fixedly arranged in the right wall of the auxiliary power cavity, the upper end of the auxiliary motor is connected with the second wire, an auxiliary power shaft is arranged at the left end of the auxiliary motor in a power connection mode, and the left end of the auxiliary power shaft is connected with the tuning mechanism;
the tuning mechanism comprises a first universal joint which is rotatably arranged at the left end of the auxiliary power shaft, a transmission shaft is fixedly arranged at the left end of the first universal joint, a second universal joint is fixedly arranged at the left end of the transmission shaft, and a connecting shaft is fixedly arranged at the left end of the second universal joint;
the method is characterized in that: the connecting shaft is provided with small connecting rods in a front-back and up-down symmetrical mode, a clamping block is arranged at the left end of each small connecting rod, each small connecting rod is hinged to the corresponding clamping block through a fourth positioning shaft, each small connecting rod is hinged to the corresponding connecting shaft through a fifth positioning shaft, a rotatable small screw rod is arranged in each clamping block, threads with opposite rotation directions are arranged on the corresponding small screw rod, and a knob is fixedly arranged at the upper end of each small screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910758133.8A CN110364129B (en) | 2019-08-16 | 2019-08-16 | Automatic tuning device for stringed instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910758133.8A CN110364129B (en) | 2019-08-16 | 2019-08-16 | Automatic tuning device for stringed instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110364129A CN110364129A (en) | 2019-10-22 |
| CN110364129B true CN110364129B (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910758133.8A Expired - Fee Related CN110364129B (en) | 2019-08-16 | 2019-08-16 | Automatic tuning device for stringed instrument |
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| Country | Link |
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| CN (1) | CN110364129B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101604518A (en) * | 2008-06-13 | 2009-12-16 | 朝元音乐科技有限公司 | Sound reproduction device and system |
| CN203760068U (en) * | 2013-12-27 | 2014-08-06 | 长沙幻音电子科技有限公司 | Portable guitar multi-string tonometer |
| CN204966025U (en) * | 2015-09-25 | 2016-01-13 | 满君怡 | String instrument tuning device |
| CN106742563A (en) * | 2017-01-09 | 2017-05-31 | 朱晓凤 | A kind of storage tank conveniently disassembled |
| CN207182720U (en) * | 2017-05-24 | 2018-04-03 | 谢秋菊 | A kind of music learning metronome |
| CN207718797U (en) * | 2018-01-03 | 2018-08-10 | 杭州麦德魔方企业管理有限公司 | A kind of frame drum intelligence pedal system |
| CN109360544A (en) * | 2018-10-22 | 2019-02-19 | 南阳理工学院 | A kind of music intelligent prompt Musical instrument for playing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9495946B2 (en) * | 2011-09-27 | 2016-11-15 | D'addario & Company, Inc. | Ratcheted mounting bracket for tuner |
-
2019
- 2019-08-16 CN CN201910758133.8A patent/CN110364129B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101604518A (en) * | 2008-06-13 | 2009-12-16 | 朝元音乐科技有限公司 | Sound reproduction device and system |
| CN203760068U (en) * | 2013-12-27 | 2014-08-06 | 长沙幻音电子科技有限公司 | Portable guitar multi-string tonometer |
| CN204966025U (en) * | 2015-09-25 | 2016-01-13 | 满君怡 | String instrument tuning device |
| CN106742563A (en) * | 2017-01-09 | 2017-05-31 | 朱晓凤 | A kind of storage tank conveniently disassembled |
| CN207182720U (en) * | 2017-05-24 | 2018-04-03 | 谢秋菊 | A kind of music learning metronome |
| CN207718797U (en) * | 2018-01-03 | 2018-08-10 | 杭州麦德魔方企业管理有限公司 | A kind of frame drum intelligence pedal system |
| CN109360544A (en) * | 2018-10-22 | 2019-02-19 | 南阳理工学院 | A kind of music intelligent prompt Musical instrument for playing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110364129A (en) | 2019-10-22 |
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