CN213751918U

CN213751918U - Lateral-winding mechanical disc-playing music box

Info

Publication number: CN213751918U
Application number: CN202021969303.1U
Authority: CN
Inventors: 王卫; 周芳芬; 汪良博; 李宁; 沈成光
Original assignee: Ningbo Yunsheng Musical Movement Manufacturing Co ltd
Current assignee: Ningbo Yunsheng Musical Movement Manufacturing Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-07-20
Anticipated expiration: 2030-09-10

Abstract

The lateral winding mechanical disc music instrument comprises a bottom plate assembly, a disc, a pressing wheel assembly, a shifting wheel assembly, a disc, a driving assembly and a transmission mechanism, wherein the driving assembly is a lateral winding assembly and comprises a left support, a spring box, a barrel shaft, a spring, a cover, a right support, a non-return claw, a non-return wheel and a handle, one end of the spring is fixed on the barrel shaft, the other end of the spring is fixed on the inner wall of the spring box, the barrel shaft penetrates through the spring box and places the spring in the spring box, the cover covers the other side of the spring box, the left end of the barrel shaft is rotatably supported by the left support, the right end of the barrel shaft penetrates through the cover and is rotatably supported by the right support and is fixed with the handle, the non-return wheel is fixed on the barrel shaft on the inner side of the handle, the non-return claw is fixed on the handle on one side of the non-return wheel, and the non-return claw prevents the non-return wheel from rotating; the driving gear is arranged on the outer ring of the spring box, the lateral direction of the driving gear is meshed with a transmission gear of the transmission mechanism, and the transmission mechanism can be driven to rotate through the rotation of the spring box; the left support and the right support are respectively fixed on the bottom plate.

Description

Lateral-winding mechanical disc-playing music box

Technical Field

The utility model relates to a musical box.

Background

The common music box comprises a driving mechanism, a transmission mechanism, a comb-shaped sound sheet and a sound tube, wherein a shifting fork is arranged on the sound tube, the driving mechanism drives the sound tube through the transmission mechanism to enable the shifting fork to shift the comb-shaped sound sheet to produce sound, but the form of the music box is monotonous, so that a turntable music box is designed, and the music box is played through a turntable to enable the form of the music box to be various.

The existing drive mechanism of the turntable musical instrument adopts a winding mechanism to transmit torque through a bevel gear, the matching is complex, the processing difficulty is high, and the gear is easy to wear. And the winding is arranged above the movement, so that the change of a turntable is not smooth and interfered, and the space position is influenced by the layout, so that the winding is not too large, and the playing time is too short.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art's above-mentioned defect and provide a side direction upper strip mechanical type gramophone dish eight-tone musical instrument, make its simple structure, conveniently change gramophone dish.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a side direction winding mechanical type gramophone dish eight-tone musical instrument, its includes bottom plate subassembly, sound piece, pinch roller subassembly, thumb wheel subassembly, gramophone dish, drive assembly, drive mechanism, its characterized in that: the driving assembly is a lateral winding assembly and comprises a left support, a spring barrel, a barrel shaft, a spring, a cover, a right support, a non-return claw, a non-return wheel and a handle, wherein one end of the spring is fixed on the barrel shaft, the other end of the spring is fixed on the inner wall of the spring barrel, the barrel shaft penetrates through the spring barrel and places the spring in the spring barrel, the cover covers the other side of the spring barrel, the left end of the barrel shaft is rotatably supported by the left support, the right end of the barrel shaft penetrates through the cover and is rotatably supported by the right support and fixed with the handle, the non-return wheel is fixed on the barrel shaft on the inner side of the handle, the non-return claw is fixed on the handle on one side of the non-return wheel, and the non-return claw prevents the non-return wheel from reversing; the driving gear is arranged on the outer ring of the spring box, the lateral direction of the driving gear is meshed with a transmission gear of the transmission mechanism, and the transmission mechanism can be driven to rotate through the rotation of the spring box; the left support and the right support are respectively fixed on the base.

Preferably, a non-return sheet is fixed on the right bracket at the other side of the non-return wheel and prevents the non-return wheel from reversing, so that a stable ratchet mechanism is formed and the non-return wheel is prevented from reversing.

Preferably, the shifting wheel assembly comprises a shifting wheel shaft, a shifting wheel, a fixed ring and a shifting gear, wherein a group of shifting wheels and the fixed ring are sequentially pressed into the shifting wheel shaft, two ends of the shifting wheel assembly are respectively rotatably supported by a support, and the support is fixed on the bottom plate; the dial gear comprises a meshing gear and a transmission gear which are coaxial, the meshing gear is meshed with the transmission gear of the transmission mechanism, and the transmission gear is matched with the driving hole at the edge of the turntable. Therefore, the transmission mechanism drives the dial gear to rotate, and the transmission gear of the dial gear drives the turntable to rotate.

Preferably, the turntable comprises a disc, a driving hole matched with a transmission gear of the dial gear is formed in the circumference of the disc, a music score hole matched with the dial gear is formed in the disc surface, and the center of the turntable is a central hole for supporting; the turntable is supported by a fixed shaft, the fixed shaft is fixed on the base, the upper part of the fixed shaft is provided with a step for supporting the turntable, and a central hole of the turntable is sleeved in the fixed shaft and then supported by the step, so that the turntable can rotate by taking the fixed shaft as the center.

Preferably, the pinch roller subassembly includes connector, shaft, pinch roller, and a set of pinch roller embolias the shaft in proper order, and the one end of shaft is connected with the connector, sets up spacing hole in the connector, and spacing hole is passed to the fixed axle upper end, and the shaft other end is fixed on the back shaft with round pin axle is rotatable, and fixed axle, back shaft are fixed respectively on the bottom plate.

Preferably, the side of the limiting hole of the connector is rotatably fixed with a locking hook through a pin, the locking hook is matched with the upper part of the fixed shaft, the rotating locking hook can be locked on the upper part of the fixed shaft, so that the wheel shaft is stably fixed, and the pressing wheel can be pressed on the disc 502 more stably.

Preferably, the transmission mechanism comprises two groups of gears, each group of gears is a double gear, one side gear of the first group of gears is meshed with the driving gear, the other side gear of the first group of gears is meshed with one side gear of the second group of gears, the other side gear of the second group of gears is meshed with the gear of the gear pulling wheel of the shifting wheel assembly, so that the spring reversal force of the lateral winding assembly is transmitted to the gear pulling wheel of the shifting wheel assembly through the driving gear and the transmission mechanism, the gear pulling wheel drives the dial plate to rotate, and the dial plate is driven to rotate through the music hole of the dial plate so as to enable the shifting wheel to play music.

Compared with the prior art, the utility model has the advantages of:

1. the spring driving mechanism is engaged and driven laterally with the driving mechanism, so that the space of the spring box of the turntable music instrument is enlarged, the occupied plane space is small, the whole machine core is compact, the appearance is attractive, sufficient output torque is provided for playing and ringing for a long time, and the winding times are reduced.

2. Because the spring driving mechanism selects the straight gear to transmit the torque, the efficiency is high, the gear processing is simple, the production cost is greatly reduced, the product quality is improved, and the product service life is prolonged.

3. The handle of the spring driving mechanism does not need to be disassembled outside the machine core, so that the appearance of the machine core is not influenced, and the operation is convenient. The handle is convenient and smooth to wind, the force is light, and the mechanical structure is more environment-friendly and practical.

4. Because the clockwork spring driving mechanism is arranged at the outer side of the turntable, the turntable is more convenient to replace.

Drawings

Fig. 1 is a schematic perspective view of a lateral winding mechanical turntable musical box according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the lateral winding mechanical turntable musical instrument according to the embodiment of the present invention after the turntable is removed.

Fig. 3 is an exploded view of the lateral winding mechanical turntable musical instrument according to the embodiment of the present invention.

Fig. 4 is an exploded view of the wheel assembly of the lateral winding mechanical turntable musical instrument according to the embodiment of the present invention.

Fig. 5 is an exploded view of the driving assembly of the lateral winding mechanical turntable musical box according to the embodiment of the present invention.

Detailed Description

The invention is further described with reference to the following embodiments.

As shown in fig. 1-5, the side-winding mechanical turntable music instrument includes a bottom plate assembly, a music sheet 2, a pinch roller assembly 3, a dial wheel assembly 9, a turntable 5, a driving assembly 7 and a transmission mechanism.

The bottom plate assembly comprises a bottom plate 1 and a sound sheet seat 12, wherein the sound sheet seat 12 is fixed on the bottom plate.

The above-mentioned sound sheet 2 includes the comb-shaped sound key 22, the sound sheet 2 is fixed on sound sheet seat 12 of the bottom plate 1 with the sound sheet screw 21, the comb-shaped sound key 22 can be plucked by the thumb wheel 92, the comb-shaped sound key 22 plays the note.

The poking wheel assembly 9 comprises a poking wheel shaft 91, a poking wheel 92, a fixed ring 93 and a poking gear 94, wherein a group of poking wheels 92 and the fixed ring 93 are sequentially pressed into the poking wheel shaft 91, two ends of the poking wheel assembly 9 are respectively rotatably supported by a support 18, and the support 18 is fixed on the bottom plate 1.

The above-mentioned dial gear 94 includes a meshing gear 941 and a transmission gear 942 which are coaxial, the meshing gear 941 is meshed with a transmission gear of the transmission mechanism, and the transmission gear 942 is fitted to the driving hole 503 of the edge of the turntable 5. Thus, the dial gear 94 is rotated by the transmission mechanism, and the turntable 5 is rotated by the transmission gear 942 of the dial gear 94.

The turntable 5 includes a circular plate 502, a driving hole 503 is provided on the circumference of the circular plate 502 to be engaged with a driving gear 942 of the dial gear 94, a music score hole 504 is provided on the surface of the circular plate to be engaged with the dial gear 92, and the center of the turntable is a center hole 505 for supporting.

The turntable 5 is supported by a fixed shaft 35, the fixed shaft 35 is fixed on the base 1, a step 351 for supporting the turntable 5 is arranged at the upper part of the fixed shaft 35, a central hole 505 of the turntable 5 is sleeved in the fixed shaft 35 and then supported by the step 351, and the turntable 5 can rotate by taking the fixed shaft 35 as a center.

The pinch roller assembly 3 comprises a connector 37, a wheel shaft 33, a pinch roller 34 and a locking hook 36, wherein the wheel shaft 33 is sequentially sleeved with a group of pinch rollers 34, one end of the wheel shaft 33 is connected with the connector 37, a limiting hole 371 is formed in the connector 37, the upper end of a fixing shaft 35 penetrates through the limiting hole 371, the other end of the wheel shaft 33 is rotatably fixed on a supporting shaft 38 through a pin shaft 31, and the fixing shaft 35 and the supporting shaft 38 are respectively fixed on the bottom plate 1.

The locking hook 36 is rotatably fixed at the side of the limit hole 371 of the connecting head 37 through a pin 361, the locking hook 36 is matched with the upper part 352 of the fixed shaft 35, the rotating locking hook 36 can be locked at the upper part 352, the wheel shaft 33 is stably fixed, and thus the pressing wheel 34 can be pressed on the disc 502 more stably.

The driving assembly is a lateral winding assembly 7, which comprises a left bracket 71, a spring barrel 75, a winding shaft 76, a spring 77, a cover 78, a right bracket 79, a non-return claw 74, a non-return wheel 72 and a handle 73, wherein one end of the spring 77 is fixed on the winding shaft 76, the other end of the spring is fixed on the inner wall of the spring barrel 75, the winding shaft 76 penetrates through the spring barrel 75 and places the spring 77 in the spring barrel 75, the cover 78 covers the other side of the spring barrel 75, the left end of the winding shaft 76 is rotatably supported by the left bracket 71, the right end of the winding shaft 76 penetrates through the cover 78 and is rotatably supported by the right bracket 79 and is fixed with the handle 73.

The left bracket 71 and the right bracket 79 are fixed to the base 1, respectively.

A ratchet wheel 72 is fixed on a bar shaft 76 at the inner side of the handle 73, a ratchet pawl 74 is fixed on the handle 73 at one side of the ratchet wheel 72, the ratchet pawl 74 prevents the reverse rotation of the ratchet wheel 72, a ratchet plate 70 is fixed on a right bracket 79 at the other side of the ratchet wheel 72, and the ratchet plate 70 prevents the reverse rotation of the ratchet wheel 72, so that a stable ratchet mechanism is formed to prevent the reverse rotation of the ratchet wheel 72.

The barrel shaft 76 is also fixed with a shifting fork 102, a ratchet wheel 104 is fixed on one side corresponding to the barrel 75 by a screw 103, the shifting fork 102 can drive the ratchet wheel 104 to rotate, so as to record the effective number of winding turns of the winding spring, and the barrel shaft 76 can be prevented from rotating too tightly.

The outer ring of the barrel 75 is provided with a driving gear 751, the driving gear 751 is laterally engaged with a transmission gear of the transmission mechanism, and the transmission mechanism can be laterally driven to rotate through the driving gear 751 by the rotation of the barrel 75.

The transmission mechanism comprises two sets of

gears

81 and 82, wherein the gear 81 and the gear 82 are both double gears, one side gear 811 of the gear 81 is meshed with a driving gear 751, the other side gear 812 of the gear 81 is meshed with one side gear 821 of the gear 82, the other side gear 822 of the gear 82 is meshed with a gear 941 of a gear pulling wheel 94 of a wheel shifting assembly 9, so that the spring reversing force of the lateral winding assembly 7 is transmitted to the gear pulling wheel 94 of the wheel shifting assembly 9 through the driving gear 751 and the transmission mechanism 8, the gear pulling wheel 94 drives the turntable 5 to rotate, and the wheel shifting 92 is driven to rotate through a music hole of the turntable 5 so that the wheel shifting 92 plays music by playing the music.

The gear 81 is rotatably supported at both ends thereof by the

brackets

14 and 15, respectively, and the gear 82 is rotatably supported by the bracket 16.

And a bridge plate component 4 is also arranged, so that the speed can be stabilized, the speed of the spring releasing the elastic potential energy can be controlled, and the playing speed can be stabilized.

A brake unit 6 is also provided for pausing the music, and selecting and replacing the turntable platter.

The lateral winding mechanical disc music box has the working process as follows: the spring 77 is wound up in the barrel 75 by rotating the handle 73 clockwise 360 °. The restoring force of the spring 77 is then used to drive the spring gear 751 to drive the gears 811 of the bridge part 4 and the transmission part respectively, after the transmission gears are operated, the dial gear 94 drives the turntable 5 to rotate around the central supporting shaft 35 through the driving hole 503 on the turntable, the dial gear 92 on the dial shaft rotates, when the music score hole 504 on the turntable is sleeved with some dial gear 92 when the turntable rotates, the dial gears 92 rotate, and the dial gears bounce the tone plate 2 key 22, so that the music playing and playing can be started.

Claims

1. Side direction winding mechanical type gramophone dish eight-tone musical instrument, it includes bottom plate subassembly, sound piece, pinch roller subassembly, thumb wheel subassembly, gramophone dish, drive assembly, drive mechanism, its characterized in that: the driving assembly is a lateral winding assembly and comprises a left support, a spring barrel, a barrel shaft, a spring, a cover, a right support, a non-return claw, a non-return wheel and a handle, wherein one end of the spring is fixed on the barrel shaft, the other end of the spring is fixed on the inner wall of the spring barrel, the barrel shaft penetrates through the spring barrel and places the spring in the spring barrel, the cover covers the other side of the spring barrel, the left end of the barrel shaft is rotatably supported by the left support, the right end of the barrel shaft penetrates through the cover and is rotatably supported by the right support and fixed with the handle, the non-return wheel is fixed on the barrel shaft on the inner side of the handle, the non-return claw is fixed on the handle on one side of the non-return wheel, and the non-return claw prevents the non-return wheel from reversing; the driving gear is arranged on the outer ring of the spring box, the lateral direction of the driving gear is meshed with a transmission gear of the transmission mechanism, and the transmission mechanism can be driven to rotate through the rotation of the spring box; the left support and the right support are respectively fixed on the bottom plate.

2. The laterally wound mechanical turntable musical instrument of claim 1, further comprising: and a non-return sheet is fixed on the right bracket on the other side of the non-return wheel and prevents the non-return wheel from reversing.

3. The laterally wound mechanical turntable musical instrument of claim 1, further comprising: the poking wheel assembly comprises a poking wheel shaft, a poking wheel, a fixed ring and a poking gear, wherein a group of poking wheels and the fixed ring are sequentially pressed into the poking wheel shaft, two ends of the poking wheel assembly are respectively rotatably supported by a support, and the support is fixed on the bottom plate; the dial gear comprises a meshing gear and a transmission gear which are coaxial, the meshing gear is meshed with the transmission gear of the transmission mechanism, and the transmission gear is matched with the driving hole at the edge of the turntable.

4. A side-loading mechanical turntable musical instrument according to claim 1 or 2, wherein: the turntable comprises a disc, a driving hole matched with a transmission gear of a dial gear is formed in the circumference of the disc, a music score hole matched with the dial gear is formed in the disc surface, and the center of the turntable is a central hole for supporting; the turntable is supported by a fixed shaft, the fixed shaft is fixed on the bottom plate, the upper part of the fixed shaft is provided with a step for supporting the turntable, and the central hole of the turntable is sleeved in the fixed shaft and then supported by the step.

5. A side-loading mechanical turntable musical instrument according to claim 1 or 2, wherein: the pinch roller subassembly includes connector, shaft, pinch roller, and a set of pinch roller embolias the shaft in proper order, and the connector is connected to the one end of shaft, sets up spacing hole in the connector, and spacing hole is passed to the fixed axle upper end, and the shaft other end is fixed on the back shaft with round pin axle is rotatable, and fixed axle, back shaft are fixed respectively on the bottom plate.

6. The laterally wound mechanical turntable musical instrument of claim 5, further comprising: the limit hole side of the connector can rotatably fix the lock hook through a pin, the lock hook is matched with the upper part of the fixed shaft, and the rotary lock hook can be locked on the upper part of the fixed shaft, so that the wheel shaft is stably fixed.

7. A side-loading mechanical turntable musical instrument according to claim 1 or 2, wherein: the transmission mechanism comprises two groups of gears, each group of gears is a double gear, one side gear of the first group of gears is meshed with the driving gear, the other side gear of the first group of gears is meshed with one side gear of the second group of gears, and the other side gear of the second group of gears is meshed with the gear of the pulling gear of the shifting wheel component.