CN212303033U

CN212303033U - Automatic string tensioning device for violin

Info

Publication number: CN212303033U
Application number: CN202020795959.XU
Authority: CN
Inventors: 陈天奇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-01-05
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses an automatic string tensioning device for a violin, which comprises a string tensioning mechanism and a control mechanism, the string tensioning mechanism consists of a tensioning mechanism main body and a tensioning mechanism shell, the tensioning mechanism main body consists of a mechanism mounting plate, a tensioning wheel set mounting shaft, a tensioning wheel, a driving gear fixing shaft, a conveying auger, a driving gear, a conveying auger driving motor and a driving gear driving motor, two ends of the mounting shaft of the tensioning wheel set are sleeved with mounting shaft supporting seats which are fixedly connected with the mechanism mounting plate through screws, four tensioning wheels are sleeved on the surface of the mounting shaft of the tensioning wheel set at equal intervals, fixing shaft mounting seats are sleeved at two ends of the driving gear fixing shaft, the fixed shaft mounting seat is fixedly connected with the mechanism mounting plate through a screw, and the driving gear is sleeved on the driving gear fixed shaft; the utility model discloses it is rational in infrastructure effective, convenient to use can carry out the tensioning to four strings of violin respectively.

Description

Automatic string tensioning device for violin

Technical Field

The utility model belongs to the technical field of the violin, concretely relates to automatic overspeed device tensioner of violin string.

Background

The tension degree of the string of the violin is required to be adjusted before the string of the violin is used every time, the dial on the violin is generally adjusted manually, and the violin is labor-consuming and inconvenient to operate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic overspeed device tensioner of violin string to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: automatic tensioning device of violin string, including string tensioning mechanism and control mechanism, string tensioning mechanism comprises tensioning mechanism main part and tensioning mechanism shell, the tensioning mechanism main part comprises mechanism mounting panel, tensioning wheel set installation axle, take-up pulley, driving gear fixed axle, transport auger, driving gear, transport auger driving motor and driving gear driving motor, the both ends cover of tensioning wheel set installation axle is equipped with installation axle supporting seat, installation axle supporting seat passes through screw and mechanism mounting panel fixed connection, equidistant cover is equipped with four take-up pulleys on the surface of tensioning wheel set installation axle, the both ends cover of driving gear fixed axle is equipped with the fixed axle mount pad, the fixed axle mount pad passes through screw and mechanism mounting panel fixed connection, the driving gear suit is on the driving gear fixed axle, and the spline groove has been seted up to the inboard of driving gear, the driving gear fixed axle be provided with the spline on the surface, driving gear driving motor passes through screw and mechanism mounting panel fixed connection, and driving gear driving motor's power output shaft and driving gear fixed axle lug connection, the both ends cover of carrying the auger is equipped with the auger supporting seat, the auger supporting seat passes through screw and mechanism mounting panel fixed connection, carry auger driving motor to pass through screw and mechanism mounting panel fixed connection, and carry auger driving motor's power output shaft and carry auger lug connection.

Preferably, control mechanism comprises control mechanism mounting panel, controller, battery and control mechanism shell, and controller and battery all pass through the screw fixation on the surface of control mechanism mounting panel, and the inside of controller is provided with the singlechip, is provided with four power button on the outside surface of controller.

Preferably, the control mechanism shell is fixedly connected with the control mechanism mounting plate through screws, and four holes matched with the power button are formed in the surface of the control mechanism shell.

Preferably, the tensioning wheel consists of positioning rings, a winding sleeve and a driven gear, the winding sleeve and the driven gear are of an integrated structure, the two positioning rings are arranged on two sides of the winding sleeve and the two sides of the driven gear respectively, an electric push rod is arranged on the lower portion of the driven gear and fixed on the mechanism mounting plate, and a brake disc is fixedly arranged on the top of the electric push rod.

Preferably, the tensioning mechanism shell is fixedly connected with the tensioning mechanism main body through screws, and one side of the tensioning mechanism shell is provided with a string inlet and a string outlet.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses it is rational in infrastructure effective, convenient to use can carry out the tensioning to four strings of violin respectively.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic structural view of a main body of the tensioning mechanism of the present invention;

fig. 2 is a schematic structural view of the string tensioning mechanism of the present invention;

fig. 3 is a schematic view of the tension wheel structure of the present invention;

fig. 4 is a schematic view of the internal structure of the control mechanism of the present invention;

fig. 5 is a schematic structural diagram of the control mechanism housing of the present invention;

fig. 6 is a schematic view of the specific installation position of the present invention on a violin;

fig. 7 is a schematic position diagram of the driven gear and the electric push rod of the present invention.

In the figure: 1. a string tensioning mechanism; 2. a control mechanism; 3. a mechanism mounting plate; 4. a tensioning wheel set mounting shaft; 5. installing a shaft supporting seat; 6. a tension wheel; 7. a driving gear fixing shaft; 8. a fixed shaft mounting seat; 9. a packing auger supporting seat; 10. conveying the auger; 11. a driving gear; 12. a conveying auger driving motor; 13. a positioning ring; 14. a winding sleeve; 15. a driven gear; 16. the driving gear drives the motor; 17. a tensioning mechanism housing; 18. a control mechanism mounting plate; 19. a controller; 20. a storage battery; 21. a control mechanism housing; 22. an electric push rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-6, the present invention provides a technical solution: automatic string tensioning device for violin, comprising a string tensioning mechanism 1 and a control mechanism 2, wherein the string tensioning mechanism 1 consists of a tensioning mechanism body and a tensioning mechanism shell 17, the tensioning mechanism body consists of a mechanism mounting plate 3, a tensioning wheel set mounting shaft 4, a tensioning wheel 6, a driving gear fixing shaft 7, a conveying auger 10, a driving gear 11, a conveying auger driving motor 12 and a driving gear driving motor 16, mounting shaft supporting seats 5 are sleeved at two ends of the tensioning wheel set mounting shaft 4, the mounting shaft supporting seats 5 are fixedly connected with the mechanism mounting plate 3 through screws, four tensioning wheels 6 are equidistantly sleeved on the surface of the tensioning wheel set mounting shaft 4, fixed shaft mounting seats 8 are sleeved at two ends of the driving gear fixing shaft 7, the fixed shaft mounting seats 8 are fixedly connected with the mechanism mounting plate 3 through screws, and the driving gear, and the inner side of the driving gear 11 is provided with a spline groove, the surface of the driving gear fixing shaft 7 is provided with a spline, the driving gear driving motor 16 is fixedly connected with the mechanism mounting plate 3 through a screw, the power output shaft of the driving gear driving motor 16 is directly connected with the driving gear fixing shaft 7, the two ends of the conveying auger 10 are sleeved with auger supporting seats 9, the auger supporting seats 9 are fixedly connected with the mechanism mounting plate 3 through a screw, the conveying auger driving motor 12 is fixedly connected with the mechanism mounting plate 3 through a screw, and the power output shaft of the conveying auger driving motor 12 is directly connected with the conveying auger 10.

In this embodiment, preferably, the control mechanism 2 is composed of a control mechanism mounting plate 18, a controller 19, a storage battery 20 and a control mechanism housing 21, the controller 19 and the storage battery 20 are both fixed on the surface of the control mechanism mounting plate 18 through screws, a single chip microcomputer is arranged inside the controller 19, four power supply buttons are arranged on the outer surface of the controller 19, and the positions of the four power supply buttons correspond to the positions of the four tensioning wheels 6.

In this embodiment, preferably, the control mechanism casing 21 is fixedly connected to the control mechanism mounting plate 18 through screws, and four holes matched with the power button are formed on the surface of the control mechanism casing 21.

In this embodiment, preferably, the tensioning wheel 6 is composed of two positioning rings 13, two winding sleeves 14 and a driven gear 15, the winding sleeves 14 and the driven gear 15 are of an integrated structure, the two positioning rings 13 are respectively disposed on two sides of the winding sleeves 14 and the driven gear 15, an electric push rod 22 is disposed on the lower portion of the driven gear 15, the electric push rod 22 is fixed on the mechanism mounting plate 3, and a brake disc is fixedly disposed on the top of the electric push rod 22.

In this embodiment, preferably, the tensioning mechanism housing 17 is fixedly connected to the tensioning mechanism main body through a screw, and one side of the tensioning mechanism housing 17 is provided with a string inlet and a string outlet.

The utility model discloses a theory of operation and use flow: the utility model fixes the string tensioning mechanism 1 and the control mechanism 2 on the surface of the violin by screws when mounting, and simultaneously uses the wire to electrically connect the control mechanism 2 with the string tensioning mechanism 1, then the string of the violin passes through the string inlet and outlet on the tensioning mechanism shell 17 and is fixed on the winding sleeve 14, when tensioning the string, the power button corresponding to the position of the string to be adjusted is pressed, taking the second string on the left as an example, the second power button on the left is pressed, at the moment, the conveying auger driving motor 12 operates to drive the conveying auger 10 to rotate forward, because the driving gear 11 is clamped between the blades of the conveying auger 10, the driving gear 11 is driven by the conveying auger 10 to move to the right, after the driving gear 11 is meshed with the second tensioning wheel 6 on the left, the conveying auger driving motor 12 stops operating, the electric push rod 22 shortens, the brake disc is separated from the driven gear 15, the driving gear driving motor 16 starts to operate, the driving gear driving motor 16 drives the driving gear fixing shaft 7 to rotate in the forward direction, the second driven gear 15 rotates clockwise under the power transmission of the gears, strings fixed on the string winding sleeve 14 are wound, the purpose of tightening the strings is achieved, the loosening process is opposite to the tightening process, after the strings are adjusted, the power button is loosened, the electric push rod 22 extends, the brake disc is attached to the driven gear 15 again, and the driven gear 15 is limited to rotate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Automatic overspeed device tensioner of violin string, including string straining device (1) and control mechanism (2), its characterized in that: string straining device (1) comprises straining device main part and straining device shell (17), the straining device main part comprises mechanism mounting panel (3), tensioning wheel group installation axle (4), take-up pulley (6), driving gear fixed axle (7), carry auger (10), driving gear (11), carry auger driving motor (12) and driving gear driving motor (16), the both ends cover of tensioning wheel group installation axle (4) is equipped with installation axle supporting seat (5), installation axle supporting seat (5) passes through screw and mechanism mounting panel (3) fixed connection, the equidistant cover is equipped with four take-up pulleys (6) on the surface of tensioning wheel group installation axle (4), the both ends cover of driving gear fixed axle (7) is equipped with fixed axle mount pad (8), fixed axle mount pad (8) passes through screw and mechanism mounting panel (3) fixed connection, driving gear (11) suit is on driving gear fixed axle (7), and the spline groove has been seted up to the inboard of driving gear (11), and the driving gear fixed axle (7) is provided with the spline on the surface, driving gear driving motor (16) are through screw and mechanism mounting panel (3) fixed connection, and the power output shaft and driving gear fixed axle (7) lug connection of driving gear driving motor (16), the both ends cover of carrying auger (10) is equipped with auger supporting seat (9), auger supporting seat (9) are through screw and mechanism mounting panel (3) fixed connection, carry auger driving motor (12) through screw and mechanism mounting panel (3) fixed connection, and carry the power output shaft and the transport auger (10) lug connection of auger driving motor (12).

2. The automatic tensioning device for strings of violin as claimed in claim 1, wherein: control mechanism (2) comprise control mechanism mounting panel (18), controller (19), battery (20) and control mechanism shell (21), and controller (19) and battery (20) all pass through the screw fixation on the surface of control mechanism mounting panel (18), and the inside of controller (19) is provided with the singlechip, is provided with four power button on the outside surface of controller (19).

3. The automatic tensioning device for strings of violin as claimed in claim 2, wherein: the control mechanism is characterized in that the control mechanism shell (21) is fixedly connected with the control mechanism mounting plate (18) through screws, and four holes matched with the power supply button are formed in the surface of the control mechanism shell (21).

4. The automatic tensioning device for strings of violin as claimed in claim 1, wherein: the tensioning wheel (6) is composed of a positioning ring (13), a string winding sleeve (14) and a driven gear (15), the string winding sleeve (14) and the driven gear (15) are of an integrated structure, the positioning ring (13) is arranged in two and is respectively arranged on two sides of the string winding sleeve (14) and the driven gear (15), an electric push rod (22) is arranged on the lower portion of the driven gear (15), the electric push rod (22) is fixed on a mechanism mounting plate (3), and a brake disc is fixedly arranged at the top of the electric push rod (22).

5. The automatic tensioning device for strings of violin as claimed in claim 1, wherein: the tensioning mechanism comprises a tensioning mechanism body (17), a string inlet and a string outlet are formed in one side of the tensioning mechanism body (17).