CN218239064U

CN218239064U - Violin bridge vibration detection device

Info

Publication number: CN218239064U
Application number: CN202222149327.8U
Authority: CN
Inventors: 谢友超; 丁薇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-01-06
Anticipated expiration: 2032-08-16

Abstract

The utility model relates to a violin detects technical field, a violin sign indicating number vibration detection device is disclosed, the on-line screen storage device comprises a base, the last fixed surface of base is connected with the support column, the upper surface of support column is provided with the adjustment frame, drive chain's external fixed surface is connected with removes the seat, the lower fixed surface who removes the seat is connected with the telescopic link, the bottom fixedly connected with fixed plate of telescopic link, the lower surface of fixed plate is provided with detection mechanism, fixed plate and removal are provided with electric putter between the seat, can make the device can be according to the actual specification of violin, adjust detection mechanism, the practicality of high-speed device, the inside swing joint of base has two-way lead screw, the surface threaded connection of two-way lead screw has the internal thread pipe, the external fixed surface of internal thread pipe is connected with the connecting seat, the last fixed surface of connecting seat is connected with splint, can carry out spacingly to the violin through splint, prevent that the violin from appearing the phenomenon of aversion, the degree of accuracy that the high-speed device detected.

Description

Violin bridge vibration detection device

Technical Field

The utility model relates to a violin detects technical field, in particular to violin musical instrument sign indicating number vibration detection device.

Background

A violin is a stringed musical instrument. There are a total of four strings. The strings and the bow generate vibration by friction, and then the vibration is conducted to the back plate through the sound column in the resonance box, and harmonious and bright musical instrument sound is generated by resonance generated by the parts. The violin body (resonance box) is about 35.5 cm long and is formed by bonding a panel with radian, a back plate and side plates. The panel is made of spruce and has soft texture; the back plate and the side plate are made of maple and rosewood, and are hard in texture. The whole maple wood is used for the headstock and neck, and the ebony is used for the fingerboard.

Need detect the bridge vibration of violin in the production process of violin, but present violin bridge vibration detection device can not carry out the regulation that corresponds to detection mechanism according to the specification of violin in actual use, reducing means's practicality, and present detection device can not carry out stable fixed to the violin in actual use moreover, causes the phenomenon that the aversion appears in the violin the testing process, influences the degree of accuracy that the device detected.

SUMMERY OF THE UTILITY MODEL

The above technical purpose of the present invention can be achieved by the following technical solutions: a violin bridge vibration detection device comprises a base, wherein a support column is fixedly connected to the upper surface of the base, an adjusting frame is arranged on the upper surface of the support column, a rotating shaft is movably connected to the inside of the adjusting frame, a transmission chain wheel is fixedly connected to the outer surface of the rotating shaft, a transmission chain is connected to the outer surface of the transmission chain wheel in a transmission manner, a moving seat is fixedly connected to the outer surface of the transmission chain, a telescopic rod is fixedly connected to the lower surface of the moving seat, a fixed plate is fixedly connected to the bottom end of the telescopic rod, a detection mechanism is arranged on the lower surface of the fixed plate, and an electric push rod is arranged between the fixed plate and the moving seat;

the utility model discloses a portable multifunctional electric heating wire, including base, spout, first slider, connecting seat, worm wheel, worm swing joint, the inside swing joint of base has two-way lead screw, the surface threaded connection of two-way lead screw has the internal thread pipe, the fixed surface of internal thread pipe is connected with the connecting seat, the spout has been seted up to the inner wall of base, the inside swing joint of spout has first slider, first slider and connecting seat fixed connection, the inside interlude of base is provided with the worm, the fixed surface of two-way lead screw is connected with the worm wheel, worm wheel and worm swing joint, the last fixed surface of connecting seat is connected with splint.

Preferably, the lower surface of the base is fixedly connected with four supporting legs, and the lower surfaces of the four supporting legs are fixedly connected with friction pads.

Preferably, the upper surface of base has seted up spacing hole, splint alternate the inside that is provided with spacing hole, the surface of splint is provided with the rubber pad.

Preferably, the outer surface of the adjusting frame is fixedly connected with a supporting plate, the upper surface of the supporting plate is provided with a speed reduction motor, and the output end of the speed reduction motor penetrates through the adjusting frame and is fixedly connected with the rotating shaft.

Preferably, both ends of the rotating shaft and the two-way screw rod are movably connected with the inner walls of the adjusting frame and the base through bearing seats, and the number of the rotating shafts is two.

Preferably, a rectangular limiting hole is formed in the adjusting frame, a sliding rail is fixedly connected to the inner wall of the rectangular limiting hole, a second sliding block is movably connected to the inner portion of the sliding rail, and the second sliding block is fixedly connected with the moving seat.

Preferably, the worm is movably connected with the inner wall of the base through a bearing seat, and one end, far away from the bearing seat, of the worm is fixedly connected with a rotating handle.

The utility model has the advantages that: when the device uses, through gear motor's operation, can drive the axis of rotation and rotate, because the axis of rotation passes through drive sprocket and drive chain swing joint, and drive sprocket with remove a fixed connection, so when gear motor carries out the operation, can drive through drive chain and remove the seat and remove, because remove the seat and pass through telescopic link and fixed plate fixed connection, and the fixed plate is connected with detection mechanism, so when the device uses, through cooperation between gear motor and the electric putter, can make the device can be according to violin's actual specification, adjust detection mechanism, the practicality of device is improved.

Utilize the worm, when the device uses, through rotating the worm, because worm and worm wheel swing joint, and worm wheel and two-way lead screw fixed connection, so when rotating the worm, can drive two-way lead screw and rotate, because two-way lead screw passes through the internal thread pipe and is connected with the connecting seat, and connecting seat and splint fixed connection, so when two-way lead screw carries out the pivoted, can drive splint and carry out relative or opposite direction and remove, when splint remove to the centre, can carry on spacingly through splint to the violin, prevent that the phenomenon of aversion from appearing in the violin, improve the degree of accuracy that the device detected.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a front view of the whole of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is an enlarged view of a portion a of fig. 2 according to the present invention.

In the figure, 1, a base; 2. a support pillar; 3. an adjusting frame; 4. a rotating shaft; 5. a drive sprocket; 6. a drive chain; 7. a movable seat; 8. a telescopic rod; 9. a fixing plate; 10. a detection mechanism; 11. a bidirectional screw rod; 12. an internally threaded tube; 13. a connecting seat; 14. a chute; 15. a first slider; 16. a worm; 17. a worm gear; 18. a splint; 19. a support plate; 20. a reduction motor; 21. a slide rail; 22. a second slider; 23. an electric push rod.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, including a base 1, a support pillar 2 is fixedly connected to an upper surface of the base 1, an adjusting frame 3 is disposed on an upper surface of the support pillar 2, a rotating shaft 4 is movably connected to an inside of the adjusting frame 3, a driving sprocket 5 is fixedly connected to an outer surface of the rotating shaft 4, a driving chain 6 is connected to an outer surface of the driving sprocket 5 in a driving manner, a moving seat 7 is fixedly connected to an outer surface of the driving chain 6, an expansion link 8 is fixedly connected to a lower surface of the moving seat 7, a fixing plate 9 is fixedly connected to a bottom end of the expansion link 8, a detecting mechanism 10 is disposed on a lower surface of the fixing plate 9, an electric push rod 23 is disposed between the fixing plate 9 and the moving seat 7, the rotating shaft 4 can be driven to rotate by operation of a speed reduction motor 20, the rotating shaft 4 is movably connected to the driving chain 6 through the driving sprocket 5, and the driving sprocket 6 is fixedly connected to the moving seat 7, the moving seat 7 can be driven to move by the driving chain 6 when the speed reduction motor 20 operates, the fixing plate 9 is fixedly connected to the detecting mechanism 10, and the fixing plate 9 is connected to the detecting mechanism 10, when the device is used, the device, matching between the motor 20 and the electric push rod 23 can improve the practical size of the adjusting mechanism, and the device, and the practical detection device can be used for detecting mechanism;

the internal swing joint of base 1 has two-way lead screw 11, the external surface threaded connection of two-way lead screw 11 has internal thread pipe 12, the external fixed surface of internal thread pipe 12 is connected with connecting seat 13, spout 14 has been seted up to the inner wall of base 1, the internal swing joint of spout 14 has first slider 15, first slider 15 and connecting seat 13 fixed connection, the inside of base 1 alternates and is provided with worm 16, the external fixed surface of two-way lead screw 11 is connected with worm wheel 17, worm wheel 17 and worm 16 swing joint, the upper fixed surface of connecting seat 13 is connected with splint 18, utilize worm 16, when the device uses, through rotating worm 16, because worm 16 and worm wheel 17 swing joint, and worm wheel 17 and two-way lead screw 11 fixed connection, so when two-way lead screw 11 carries out the rotation, can drive two-way lead screw 11 and rotate, because two-way lead screw 11 is connected with connecting seat 13 through internal thread pipe 12, and connecting seat 13 and splint 18 fixed connection, so when two-way lead screw 11 carries out the pivoted, can drive splint 18 and carry out relative or opposite direction and move, when splint 18 move, can carry out the centre to the clamp, prevent the spacing phenomenon of violin the appearance, improve the detection device's the degree of accuracy.

The working principle is as follows: before using, the safety of each structure of the device is checked, when the device is used, the rotating shaft 4 can be driven to rotate through the operation of the speed reducing motor 20, because the rotating shaft 4 is movably connected with the transmission chain 6 through the transmission chain wheel 5, and the transmission chain wheel 6 is fixedly connected with the moving seat 7, when the speed reducing motor 20 operates, the moving seat 7 can be driven to move through the transmission chain 6, because the moving seat 7 is fixedly connected with the fixed plate 9 through the telescopic rod 8, and the fixed plate 9 is connected with the detection mechanism 10, when the device is used, through the cooperation between the speed reducing motor 20 and the electric push rod 23, the device can be adjusted according to the actual specification of the violin, the detection mechanism 10 is adjusted, the practicability of the device is improved, meanwhile, the worm 16 is utilized, when the device is used, through rotating the worm 16, because the worm 16 is movably connected with the worm wheel 17, and the worm wheel 17 is fixedly connected with the bidirectional screw rod 11, when the device is rotated, the bidirectional screw rod 11 can be driven to rotate, because the bidirectional screw rod 11 is fixedly connected with the connecting seat 13, and the connecting seat 13 is fixedly connected with the clamping plate 18, when the device is rotated, the clamping plate can be moved, the clamping plate 18, and the clamping plate can be moved relatively, and the clamping plate can be prevented, when the clamping plate 18 is moved relatively moved, and the clamping plate 18 is moved, and the clamping plate can be moved relatively.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and any standard components found in known art that may be commercially available or commercially available and may be readily customized based on the teachings of the specification and the drawings, and that the particular connection between the various components is by conventional means well known in the art, and that the machine, component, or apparatus is by model and circuit connection is by conventional means well known in the art, and will not be described in detail herein.

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. The utility model provides a violin bridge vibration detection device, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly connected with a support column (2), the upper surface of the support column (2) is provided with an adjusting frame (3), the inner portion of the adjusting frame (3) is movably connected with a rotating shaft (4), the outer surface of the rotating shaft (4) is fixedly connected with a transmission chain wheel (5), the outer surface of the transmission chain wheel (5) is in transmission connection with a transmission chain (6), the outer surface of the transmission chain (6) is fixedly connected with a moving seat (7), the lower surface of the moving seat (7) is fixedly connected with an expansion link (8), the bottom end of the expansion link (8) is fixedly connected with a fixed plate (9), the lower surface of the fixed plate (9) is provided with a detection mechanism (10), and an electric push rod (23) is arranged between the fixed plate (9) and the moving seat (7);

the utility model discloses a quick-witted, including base (1), the inside swing joint of base (1) has two-way lead screw (11), the surface threaded connection of two-way lead screw (11) has internal thread pipe (12), the external fixed surface of internal thread pipe (12) is connected with connecting seat (13), spout (14) have been seted up to the inner wall of base (1), the inside swing joint of spout (14) has first slider (15), first slider (15) and connecting seat (13) fixed connection, the inside interlude of base (1) is provided with worm (16), the external fixed surface of two-way lead screw (11) is connected with worm wheel (17), worm wheel (17) and worm (16) swing joint, the last fixed surface of connecting seat (13) is connected with splint (18).

2. The violin bridge vibration detection device of claim 1, wherein: the lower surface of the base (1) is fixedly connected with four supporting legs, and the lower surfaces of the four supporting legs are fixedly connected with friction pads.

3. The violin bridge vibration detection apparatus according to claim 1, characterized in that: spacing hole has been seted up to the upper surface of base (1), splint (18) alternate the inside that is provided with spacing hole, the surface of splint (18) is provided with the rubber pad.

4. The violin bridge vibration detection device of claim 1, wherein: the outer fixed surface of adjusting frame (3) is connected with backup pad (19), the upper surface of backup pad (19) is provided with gear motor (20), the output of gear motor (20) passes adjusting frame (3) and axis of rotation (4) fixed connection.

5. The violin bridge vibration detection device of claim 1, wherein: the two ends of the rotating shaft (4) and the two-way screw rod (11) are movably connected with the inner walls of the adjusting frame (3) and the base (1) through bearing seats, and the number of the rotating shafts (4) is two.

6. The violin bridge vibration detection apparatus according to claim 1, characterized in that: the inside of adjusting frame (3) has been seted up the spacing hole of rectangle, the inner wall fixedly connected with slide rail (21) in the spacing hole of rectangle, the inside swing joint of slide rail (21) has second slider (22), second slider (22) with remove seat (7) fixed connection.

7. The violin bridge vibration detection device of claim 1, wherein: the worm (16) is movably connected with the inner wall of the base (1) through a bearing seat, and one end, far away from the bearing seat, of the worm (16) is fixedly connected with a rotating handle.