CN109421054A - A kind of Pizz String structure - Google Patents

A kind of Pizz String structure Download PDF

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Publication number
CN109421054A
CN109421054A CN201710734360.8A CN201710734360A CN109421054A CN 109421054 A CN109421054 A CN 109421054A CN 201710734360 A CN201710734360 A CN 201710734360A CN 109421054 A CN109421054 A CN 109421054A
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CN
China
Prior art keywords
cylinder
mount frame
point
driving lever
connecting rod
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Granted
Application number
CN201710734360.8A
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Chinese (zh)
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CN109421054B (en
Inventor
钱黎明
郭峰
沙春
周杰
齐虹
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Nantong Institute of Technology
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Nantong Institute of Technology
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Priority to CN201710734360.8A priority Critical patent/CN109421054B/en
Publication of CN109421054A publication Critical patent/CN109421054A/en
Application granted granted Critical
Publication of CN109421054B publication Critical patent/CN109421054B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J11/00Manipulators not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J11/00Manipulators not otherwise provided for
    • B25J11/003Manipulators for entertainment
    • B25J11/004Playing a music instrument
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10FAUTOMATIC MUSICAL INSTRUMENTS
    • G10F1/00Automatic musical instruments
    • G10F1/16Stringed musical instruments other than pianofortes
    • G10F1/20Stringed musical instruments other than pianofortes to be plucked
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10FAUTOMATIC MUSICAL INSTRUMENTS
    • G10F5/00Details or accessories
    • G10F5/02Actions

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Robotics (AREA)
  • Mechanical Engineering (AREA)
  • Toys (AREA)
  • Stringed Musical Instruments (AREA)

Abstract

The invention discloses a kind of Pizz String structure, including bracket, cylinder mount frame, driving lever, connecting rod and cylinder, bracket includes pedestal and support frame, and support frame is set on pedestal;Cylinder mount frame includes the first cylinder mount frame and the second cylinder mount frame, and one end of the first cylinder mount frame length direction is equipped with the second air cylinder connecting rod;The both ends in length of connecting rod direction are connect with the first cylinder mount frame, driving lever respectively;Cylinder includes the first cylinder and the second cylinder, and the first cylinder is for driving driving lever to rotate around the tie point of driving lever and connecting rod, and the second cylinder is for driving the first cylinder mount frame to rotate around the tie point of the first cylinder mount frame and support frame.The present invention is compared to the prior art, the head of driving lever is under the action of the first cylinder, circular arc reciprocating motion is done on string, imitate the movement that manpower is manipulated the strings, first cylinder mount frame, around the connection spot wobble of itself and support frame, avoids driving lever from touching string during return under the action of the second cylinder.

Description

A kind of Pizz String structure
Technical field
The present invention relates to a kind of Pizz String structures.
Background technique
With the continuous development of science and technology, robot technology application field just from past based on industrial application by It walks and changes to popular life.Newest investigation display, in robot field, recreational robot has occupied up to 30% city Market share.For synthesis, the technical threshold of business machine is higher than household, education lower than industry, medical treatment, public safety robot Robot;Market demand degree is higher than medical treatment, public safety, domestic robot lower than industrial machine, education device people;Market potential and Scale is lower than industrial robot, is higher than household, education, medical treatment, public safety robot.
Amusement robot is always the popular project of various countries' research.And wherein music robot preferable is shown and mutually with it Dynamic effect is more that of obtaining the favor of researcher.Instrument playing robot is to control mechanical structure by electronic control unit, The behavior that the mankind play an instrument is simulated to play true musical instrument, is fusion machinery, computer, automation, electronics and music The multi-disciplinary intersection project of art.Currently, the robot of stringed musical instrument urgently develops.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of Pizz String structures.
In order to achieve the above object, technical scheme is as follows:
The present invention provides a kind of Pizz String structure, comprising:
Bracket, including pedestal and support frame, support frame are set on pedestal;
Cylinder mount frame, including the first cylinder mount frame and the second cylinder mount frame, the rotation setting of the first cylinder mount frame In the top of support frame, one end of the first cylinder mount frame length direction is equipped with the second air cylinder connecting rod, and the second cylinder mount frame is set It is placed in the bottom of support frame;
The tail portion of driving lever, driving lever is equipped with the first air cylinder connecting rod;
Connecting rod, the both ends in length of connecting rod direction are connect with the first cylinder mount frame, driving lever respectively;
Cylinder, including the first cylinder and the second cylinder, the first cylinder be set on the first cylinder mount frame and with the first gas Cylinder rod connection, for the first cylinder for driving driving lever to rotate around the tie point of driving lever and connecting rod, the second cylinder is set to the second gas It is connect on cylinder mounting rack and with the second air cylinder connecting rod, the second cylinder is for driving the first cylinder mount frame around the first cylinder mount frame It is rotated with the tie point of support frame.
Compared to the prior art, it is reciprocal to do circular arc under the action of the first cylinder to the present invention on string for the head of driving lever The movement that manpower is manipulated the strings is imitated in movement, and the first cylinder mount frame is under the action of the second cylinder around the tie point of itself and support frame It swings, driving lever is avoided to touch string during return.
Wherein, the first above-mentioned cylinder mount frame and the second cylinder mount frame are equipped with cylinder mounting groove, cylinder mounting groove Side be hatch frame.
Based on the above technical solution, following improvement can also be done:
As a preferred option, the head of above-mentioned driving lever is equipped with mounting groove, is equipped with shifting block in mounting groove.According to practical feelings Condition, it can be selected that mounting groove is swallowtail-shaped structure, shifting block matches with mounting groove;It is also an option that mounting groove is ladder knot Structure, shifting block match with mounting groove.
Using the above preferred scheme, shifting block is Ke Kuaisugenghuan, more convenient.
As a preferred option, the tie point of above-mentioned support frame and the first cylinder mount frame is A point, driving lever and the first gas The tie point of cylinder rod is B point, and the tie point of driving lever and connecting rod is C point, and the head of driving lever is D point, and A point, B point and C point are formed One triangular structure.
The tie point of first cylinder mount frame and the second air cylinder connecting rod is E point, the company of support frame and the second cylinder mount frame Contact is F point, and A point, E point and F point form a triangular structure.
Length of the AB under the stroke of the first cylinder is 87-97mm, and the length of AC is 87mm, and the length of BC is 32mm, CD Length be 28mm;The length of AE is 56mm, and the length of AF is 60mm, and length of the EF under the stroke of the second cylinder is 60- 70mm。
Using the above preferred scheme, driving lever stirs amplitude between 3-8mm, and amplitude is consistent when manipulating the strings with manpower.
As a preferred option, regulating module, the throttle valve air inlet connection of regulating module and cylinder, for controlling are additionally provided with The air-flow size of cylinder processed.
Using the above preferred scheme, by adjusting the air-flow size of cylinder, to change the dynamics manipulated the strings.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is motion structure schematic diagram of the invention.
Fig. 3 is another motion structure schematic diagram of the invention.
Specific embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
In order to reach the purpose of the present invention, as shown in Figure 1, providing a kind of string in one of embodiment of the invention Musical instrument is manipulated the strings structure, comprising:
Bracket, including pedestal 10 and support frame 11, support frame 11 are set on pedestal 10;
Cylinder mount frame, including the first cylinder mount frame 20 and the second cylinder mount frame 21, the first 20 turns of cylinder mount frame The dynamic top for being set to support frame 11, one end of 20 length direction of the first cylinder mount frame are equipped with the second air cylinder connecting rod 202, and second Cylinder mount frame 21 is set to the bottom of support frame 11;
The tail portion of driving lever 30, driving lever 30 is equipped with the first air cylinder connecting rod 201;
Connecting rod 40, the both ends of 40 length direction of connecting rod are connect with the first cylinder mount frame 20, driving lever 30 respectively;
Cylinder, including the first cylinder and the second cylinder, the first cylinder are set on the first cylinder mount frame 20 and with first Air cylinder connecting rod 201 connects, and for driving driving lever 30 to rotate around the tie point of driving lever 30 and connecting rod 40, the second cylinder is set the first cylinder It is placed on the second cylinder mount frame and is connect with the second air cylinder connecting rod, the second cylinder is for driving the first cylinder mount frame 20 around the The tie point of one cylinder mount frame 20 and support frame 11 rotates.
Compared to the prior art, circular arc is done under the action of the first cylinder in the head of driving lever to present embodiment on string It moves back and forth, imitates the movement that manpower is manipulated the strings, the first cylinder mount frame is under the action of the second cylinder around the company of itself and support frame Contact is swung, and driving lever is avoided to touch string during return.
Wherein, the first above-mentioned cylinder mount frame and the second cylinder mount frame are equipped with cylinder mounting groove, cylinder mounting groove Side be hatch frame.
In order to further optimize implementation result of the invention, in another embodiment of the invention, aforementioned interior On the basis of appearance, the head of above-mentioned driving lever is equipped with mounting groove, is equipped with shifting block in mounting groove.According to the actual situation, it can be selected that Mounting groove is swallowtail-shaped structure, and shifting block matches with mounting groove;It is also an option that mounting groove is hierarchic structure, shifting block and installation Slot matches.
Using the above preferred scheme, shifting block is Ke Kuaisugenghuan, more convenient.
As shown in Figure 2 to Figure 3, in order to further optimize implementation result of the invention, implement in another kind of the invention In mode, on the basis of foregoing teachings, the tie point of above-mentioned support frame and the first cylinder mount frame is A point, driving lever and the The tie point of one air cylinder connecting rod is B point, and the tie point of driving lever and connecting rod is C point, and the head of driving lever is D point, A point, B point and C point Form a triangular structure.
The tie point of first cylinder mount frame and the second air cylinder connecting rod is E point, the company of support frame and the second cylinder mount frame Contact is F point, and A point, E point and F point form a triangular structure.
Length of the AB under the stroke of the first cylinder is 87-97mm, and the length of AC is 87mm, and the length of BC is 32mm, CD Length be 28mm;The length of AE is 56mm, and the length of AF is 60mm, and length of the EF under the stroke of the second cylinder is 60- 70mm。
From the cosine law:
Bringing data into can obtain:
Using A as origin, setting diagram coordinate system can then be calculated:
D=(75.97,58.98)
D/=(69.32,53.243)
Δ D=D-D/=(6.65,5.75).
From the cosine law:
Bringing data into can obtain:
Using A as origin, setting diagram coordinate system can then be calculated:
B=(- 97,0)
B/=(- 94.9,20.1)
Δ B=B/- B=(2.1,20.1).
Using the above preferred scheme, driving lever stirs amplitude between 3-8mm, and amplitude is consistent when manipulating the strings with manpower.
In order to further optimize implementation result of the invention, in another embodiment of the invention, aforementioned interior On the basis of appearance, it is additionally provided with regulating module, the throttle valve air inlet connection of regulating module and cylinder, for controlling the air-flow of cylinder Size.
Using the above preferred scheme, by adjusting the air-flow size of cylinder, to change the dynamics manipulated the strings.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention Protection scope.

Claims (10)

1. a kind of Pizz String structure characterized by comprising
Bracket, including pedestal and support frame, support frame are set on pedestal;
Cylinder mount frame, including the first cylinder mount frame and the second cylinder mount frame, the first cylinder mount frame are rotatably dispose in branch The one end at the top of support, the first cylinder mount frame length direction is equipped with the second air cylinder connecting rod, and the second cylinder mount frame is set to The bottom of support frame;
The tail portion of driving lever, driving lever is equipped with the first air cylinder connecting rod;
Connecting rod, the both ends in length of connecting rod direction are connect with the first cylinder mount frame, driving lever respectively;
Cylinder, including the first cylinder and the second cylinder, the first cylinder are set on the first cylinder mount frame and connect with the first cylinder Bar connection, for the first cylinder for driving driving lever to rotate around the tie point of driving lever and connecting rod, the second cylinder is set to the second cylinder peace It shelves and is connect with the second air cylinder connecting rod, the second cylinder is for driving the first cylinder mount frame around the first cylinder mount frame and branch The tie point of support rotates.
2. Pizz String structure according to claim 1, which is characterized in that the head of driving lever is equipped with mounting groove, installation Shifting block is equipped in slot.
3. Pizz String structure according to claim 2, which is characterized in that mounting groove is swallowtail-shaped structure, shifting block with Mounting groove matches.
4. Pizz String structure according to claim 2, which is characterized in that mounting groove is hierarchic structure, shifting block and peace Tankage matches.
5. Pizz String structure according to claim 1, which is characterized in that the company of support frame and the first cylinder mount frame Contact is A point, and the tie point of driving lever and the first air cylinder connecting rod is B point, and the tie point of driving lever and connecting rod is C point, the head of driving lever For D point, A point, B point and C point form a triangular structure.
6. Pizz String structure according to claim 5, which is characterized in that length of the AB under the stroke of the first cylinder For 87-97mm, the length of AC is 87mm, and the length of BC is 32mm, and the length of CD is 28mm.
7. Pizz String structure according to claim 6, which is characterized in that the first cylinder mount frame and the second cylinder connect The tie point of bar is E point, and the tie point of support frame and the second cylinder mount frame is F point, A point, E point and F point one triangle of formation Structure.
8. Pizz String structure according to claim 7, which is characterized in that the length of AE is 56mm, and the length of AF is The length of 60mm, EF under the stroke of the second cylinder is 60-70mm.
9. Pizz String structure according to claim 1, which is characterized in that be additionally provided with regulating module, regulating module with The throttle valve air inlet of cylinder connects, for controlling the air-flow size of cylinder.
10. Pizz String structure according to claim 1, which is characterized in that the first cylinder mount frame and the second cylinder Mounting rack is equipped with cylinder mounting groove, and the side of cylinder mounting groove is hatch frame.
CN201710734360.8A 2017-08-23 2017-08-23 Plucking structure of stringed instrument Active CN109421054B (en)

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Application Number Priority Date Filing Date Title
CN201710734360.8A CN109421054B (en) 2017-08-23 2017-08-23 Plucking structure of stringed instrument

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Application Number Priority Date Filing Date Title
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CN109421054B CN109421054B (en) 2021-07-27

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR426941A (en) * 1911-03-07 1911-07-21 P Lauper Apparatus for mechanically operating keyboard instruments, for example automatic pianos
FR454958A (en) * 1913-03-01 1913-07-19 Aeolian Co Improvements to pneumatic mechanical musical instruments
JPS61144985U (en) * 1985-02-26 1986-09-06
JPS61159187U (en) * 1985-03-20 1986-10-02
CN1296606A (en) * 1998-03-10 2001-05-23 自动调音发展有限公司 Tuning means for tuning stringed instruments, guitar comprising tuning means and method of tuning stringed instruments
JP2004314187A (en) * 2003-04-11 2004-11-11 Toyota Motor Corp Artificial hand and wind instrument playing robot provided with artificial hand
CN2735495Y (en) * 2004-08-03 2005-10-19 尤传荣 A plucking tool for stringed musical instrument
JP2009101453A (en) * 2007-10-23 2009-05-14 Toyota Motor Corp Stringed instrument playing system and stringed instrument playing robot
CN201600886U (en) * 2009-12-22 2010-10-06 庐文彬 String-plucking device
CN106023966A (en) * 2016-02-17 2016-10-12 陈华斌 Guitar structure capable of performing automatic playing

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR426941A (en) * 1911-03-07 1911-07-21 P Lauper Apparatus for mechanically operating keyboard instruments, for example automatic pianos
FR454958A (en) * 1913-03-01 1913-07-19 Aeolian Co Improvements to pneumatic mechanical musical instruments
JPS61144985U (en) * 1985-02-26 1986-09-06
JPS61159187U (en) * 1985-03-20 1986-10-02
CN1296606A (en) * 1998-03-10 2001-05-23 自动调音发展有限公司 Tuning means for tuning stringed instruments, guitar comprising tuning means and method of tuning stringed instruments
JP2004314187A (en) * 2003-04-11 2004-11-11 Toyota Motor Corp Artificial hand and wind instrument playing robot provided with artificial hand
CN2735495Y (en) * 2004-08-03 2005-10-19 尤传荣 A plucking tool for stringed musical instrument
JP2009101453A (en) * 2007-10-23 2009-05-14 Toyota Motor Corp Stringed instrument playing system and stringed instrument playing robot
CN201600886U (en) * 2009-12-22 2010-10-06 庐文彬 String-plucking device
CN106023966A (en) * 2016-02-17 2016-10-12 陈华斌 Guitar structure capable of performing automatic playing

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