CN110053392B - Automatic page turner - Google Patents
Automatic page turner Download PDFInfo
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- CN110053392B CN110053392B CN201910184255.0A CN201910184255A CN110053392B CN 110053392 B CN110053392 B CN 110053392B CN 201910184255 A CN201910184255 A CN 201910184255A CN 110053392 B CN110053392 B CN 110053392B
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- page turning
- gear
- bevel gear
- chain
- torsion spring
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- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000007306 turnover Effects 0.000 claims abstract description 15
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D9/00—Bookmarkers; Spot indicators; Devices for holding books open; Leaf turners
- B42D9/04—Leaf turners
- B42D9/06—Leaf turners having an arm reset after each operation
Abstract
The invention provides an automatic page turner, comprising: a vertical support; the panel is arranged at the top end of the vertical bracket; the page turning swing rod is arranged on the panel and comprises a first connecting part and a second connecting part, and can rotate around the end part of the first connecting part; the paper sucking mechanism is arranged on the second connecting part of the page turning swing rod; the rotary input mechanism comprises a base pedal and a first rope exercise, and the base pedal is connected with one end of the first rope exercise; the turnover mechanism enables the page turning swing rod to rotate around the end part of the first connecting part and comprises a torsion spring support, a torsion spring, a first double-port connecting rod, a page turning shaft, a transmission unit and a return spring; according to the invention, the suction mechanism sucks paper and rotates for a certain angle through the rotary input mechanism and the turnover mechanism to release the paper, so that page turning is realized, after the paper is released, the paper suction mechanism returns to the initial position, the paper is sucked again, the base pedal is stepped on to realize page turning one page, and the support pedal is stepped on by multiple times to realize continuous page turning.
Description
Technical Field
The invention relates to the field of page turning devices, in particular to a pedal automatic page turning device.
Background
In the music community, music scores are widely used, and general music stands only provide functions of preventing music scores from sliding and fixing the music scores. In many cases, although players are familiar with music scores, the players inevitably need to turn over the music scores, the players interrupt the performance in the page turning process to influence the performance effect, and meanwhile, the music scores are recorded to increase the performance difficulty, and if other people turn over the pages instead, the performance effect of the whole stage is uncoordinated.
For special crowds incapable of realizing manual page turning, the existing automatic page turner is large in size, inconvenient to move and high in price, and the continuity and effectiveness of page turning are pursued by the foot-operated automatic page turner.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an automatic page turner which has a simple structure and can realize independent page turning and continuous page turning.
The present invention achieves the above technical object by the following means.
An automatic page turner, comprising:
a vertical support;
the panel is arranged at the top end of the vertical bracket;
the page turning swing rod is L-shaped and is arranged on the panel, the page turning swing rod comprises a first connecting part and a second connecting part, and the page turning swing rod can rotate around the end part of the first connecting part;
the paper sucking mechanism is arranged on the second connecting part of the page turning swing rod, the paper sucking mechanism can suck paper, and the page turning swing rod drives the paper sucking mechanism to rotate for a certain angle, so that the paper sucking mechanism can release the paper;
the rotary input mechanism comprises a base pedal and a first rope chain, and the base pedal is connected with one end of the first rope chain; and
The turnover mechanism enables the page turning swing rod to rotate around the end part of the first connecting part and comprises a torsion spring support, a torsion spring, a first double-port connecting rod, a page turning shaft, a transmission unit and a return spring;
the device comprises a first connecting part, a second connecting part, a return spring, a transmission unit, a torsion spring support, a torsion spring body and a transmission unit, wherein the return spring is coaxial with the first connecting part, one end of the return spring is fixedly connected with the second connecting part, the end face of the torsion spring support is fixedly connected with one end of the page turning shaft, the torsion spring is sleeved on the page turning shaft, the end part of the spring body of the torsion spring is fixedly connected with the end face of the torsion spring support, the end part of a straight torsion arm of the torsion spring is connected with one end of the first double-mouth connecting rod, the other end of the first double-buckle connecting rod is rotatably arranged on the page turning shaft, the other end of the first rope chain is fixedly arranged on the first double-buckle connecting rod, and the transmission unit is connected with the other end of the return spring support and is used for converting rotation of the torsion spring support into stretching motion of the return spring.
Preferably, the transmission unit comprises a page turning shaft, a chain gear, a chain and an adapter, one end of the page turning shaft is fixedly connected with one end of the torsional spring support, the page turning shaft is fixedly connected with a first connecting part of the page turning swinging rod, the chain gear is coaxially arranged on the page turning shaft, one end of the chain is fixed on the chain gear, the other end of the chain is connected with the other end of the return spring through the adapter, and the chain gear is meshed with the chain.
Preferably, the paper sucking mechanism comprises an air sucking disc, the air sucking disc comprises a disc body, a columnar body, a base plate and balls, the disc body is coaxially connected with the columnar body, the columnar body is installed on a second connecting part of the page turning swing rod, a main channel and an auxiliary channel are arranged in the columnar body, the main channel is communicated with two ends of the columnar body, the main channel is communicated with a cavity in the disc body, the main channel sequentially comprises a straight channel, a first inclined end channel and a second inclined end channel along a direction from the disc body to the direction far away from the disc body, the first inclined end channel is inclined towards a first connecting part of the page turning swing rod, the second inclined section is communicated with the inclined direction of the first inclined channel, the auxiliary channel is communicated with the side surface of the first inclined section and the columnar body, the balls are freely arranged in the main channel, and the base plate is arranged on the straight channel near the end part of the disc body and is limited to fall into the disc body.
Preferably, the angle between the axis of the first inclined end channel and the axis of the columnar body is 60 degrees.
Preferably, the turnover mechanism further comprises a second double-port connecting rod, the second double-port connecting rod is arranged in parallel with the first double-buckle connecting rod, the end part of the straight torsion arm of the torsion spring is simultaneously connected with one ends of the first double-port connecting rod and the second double-port connecting rod, and the second double-port connecting rod is rotatably arranged on the page turning shaft;
the rotary input mechanism further comprises a first support pedal, a second support pedal, a horizontal truss, a driving bevel gear, a first driven bevel gear, a second driven bevel gear, a first intermittent gear, a second rope chain, a connecting gear and a vertical gear frame, wherein the horizontal truss penetrates through the vertical support and is rotatably mounted on the vertical support, the first support pedal and the second support pedal are mounted at two ends of the horizontal truss respectively, the driving bevel gear is coaxially mounted on the horizontal truss, the first driven bevel gear is coaxially mounted with the first intermittent gear, the second driven bevel gear is coaxially mounted with the second intermittent gear, the driving bevel gear is meshed with the first driven bevel gear, the connecting gear is meshed with the first driven bevel gear and the second driven bevel gear, the first intermittent gear and the second intermittent gear can be meshed with the vertical gear frame respectively, one end of the second rope chain is fixed on the second double-port connecting rod, and the other end of the second rope chain is connected with the other end of the second rope chain.
Preferably, a first cavity is formed in the first connecting portion of the page turning swing rod, and the transmission unit is located in the first cavity.
Preferably, the turnover mechanism comprises a turnover mechanism support, wherein the turnover mechanism support comprises a third connecting part, a fourth connecting part and a fifth connecting part, the third connecting part, the fourth connecting part and the fifth connecting part are all flat plates, the third connecting part is fixed on the panel, the fourth connecting part and the fifth connecting part are mutually parallel and are vertically arranged on the third connecting part, a circular through hole is formed in the fourth connecting part, a circular counter bore is formed in the fifth connecting part, the torsion spring support is rotatably arranged in the circular counter bore, and the page turning shaft penetrates through the circular through hole.
Preferably, a second cavity is formed in the vertical support along the axial direction, and the driving bevel gear, the first driven bevel gear, the second driven bevel gear, the first intermittent gear, the second intermittent gear, the connecting gear and the vertical rack are all located in the second cavity;
and the third connecting part and the panel are respectively provided with a rope chain through hole for the first rope chain and the second rope chain to pass through, and the rope chain through holes are communicated with the second cavity.
Preferably, the device further comprises a triangular bracket, wherein the triangular bracket is arranged at the bottom of the vertical bracket.
The invention has the beneficial effects that:
1) According to the invention, the first double-buckle connecting rod in the turnover mechanism rotates around the page turning shaft through the rotation input mechanism, the torsional spring support is driven by the first double-buckle connecting rod to rotate through the torsional spring, so that the page turning shaft rotates, the return spring is stretched through the transmission unit, the suction mechanism sucks paper and rotates for a certain angle to release the paper, page turning is realized, after the paper is released, the paper suction mechanism is restored to the initial position under the action of the return spring and the torsional spring, the paper is sucked again, and continuous page turning can be realized by stepping the base pedal for multiple times.
2) The air suction mechanism is an air suction cup, a main channel and an auxiliary channel are arranged in a columnar body at the upper part of the disc body, in an initial state, balls are positioned in a straight channel of the main channel, the disc body is adsorbed on paper, the page turning shaft drives the air suction cup to turn over to a certain angle, and then the balls fall into a second inclined channel, so that air enters a cavity of the disc body through the auxiliary channel, and further the disc body releases the paper.
3) The included angle between the first inclined channel in the air sucking disc and the axis of the columnar body is 60 degrees, so that the auxiliary channel is communicated with the cavity in the disc body after the disc body sucks paper to rotate 150 degrees along with the page turning swing rod, and the air sucking disc is enabled to release the paper after the paper is sucked to turn over more than 150 degrees, and the page turning purpose is effectively achieved.
4) According to the rotary input mechanism, the first support pedal and the second support pedal are arranged, the first support pedal is stepped on by feet, the driving bevel gear rotates, the first driven bevel gear meshed with the driving bevel gear rotates, the first intermittent gear and the second driven bevel gear rotate, the vertical rack moves downwards, the second double-buckle connecting rod is driven to rotate through the second rope chain, the vertical rack moves upwards due to the fact that the driving bevel gear and the first driven bevel gear have tooth number ratios, the vertical rack reciprocates up and down for many times according to the tooth number ratios, and therefore rapid continuous page turning can be achieved, the rotary input mechanism is suitable for occasions needing one-time multiple page turning, and the intermittent gear set and the bevel gear cooperate to ensure stability of continuous page turning operation of a page turning device.
Drawings
Fig. 1 is a schematic structural view of an automatic page turner according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a tilting mechanism according to an embodiment of the present invention.
Fig. 3 is a schematic view of a part of a rotary input mechanism according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of an air suction mechanism according to an embodiment of the present invention.
Fig. 5 is a schematic diagram of a portion of a rotary input mechanism according to an embodiment of the invention.
Fig. 6 is a top view of a tilting mechanism holder according to an embodiment of the invention.
Fig. 7 is a partial cross-sectional view of a tilting mechanism bracket according to an embodiment of the present invention.
Reference numerals:
1. a panel; 2. a vertical support; 3. a tripod; 4. an air suction cup; 5. a page turning swing rod; 6. a turnover mechanism bracket; 7. a page turning device through hole; 8. a page turning mechanism; 9. a base pedal; 10. a first bracket pedal; 11. a second bracket pedal; 12. a main channel; 13. a secondary channel; 14. a ball; 15. a backing plate; 16. a tray body; 17. a return spring; 18. a torsion spring; 19. a chain; 20. a first rope chain; 21. a chain gear; 22. a page turning shaft; 23. an adapter; 24. a torsional spring support; 25. a second dual-port link; 26. a second rope chain; 27. a connection hole; 28. a vertical rack; 29. a second intermittent gear; 30. a first intermittent gear; 31. a connecting gear; 32. a first driven bevel gear; 33. a second driven bevel gear; 34. a gear fixing plate; 35. a drive bevel gear; 36. a horizontal truss; 37. a circular through hole; 38. a circular counter bore; 39. a screw hole; 40. a second vertical axis; 41. a first vertical axis; 42. a first two-port connecting rod.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
An automatic page turner according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 7, an automatic page turner according to an embodiment of the present invention includes a vertical support 2, a panel 1, a page turning swing lever 5, a paper sucking mechanism, a turning mechanism support 6, a rotation input mechanism and a turning mechanism 8.
The panel 1 is used for placing books or music scores etc., and vertical support 2 sets up in the bottom of panel 1 for support panel 1, the inside second cavity that is equipped with along the axial of vertical support 2, triangle right angle 3 sets up in the bottom of vertical support 2, is used for stabilizing and supporting vertical support 2.
The page turning pendulum rod 5 is L shape, sets up on panel 1, and page turning pendulum rod 5 includes first connecting portion and second connecting portion, and in this embodiment, first connecting portion and second connecting portion are cylindric, and page turning pendulum rod 5 can rotate around the axis of first connecting portion, and first connecting portion cavity, inside are first cavity, and the second connecting portion is solid cylinder.
As shown in fig. 4, the paper sucking mechanism includes the air sucking disc 4, the air sucking disc 4 includes disk 16, the column body, backing plate 15 and ball 14, disk 16 hopper-shaped, the top and the column body coaxial coupling of disk 16, the column body is installed on the second connecting portion of page turning pendulum rod 5, be equipped with main passageway 12 and auxiliary channel 13 in the column body, main passageway 12 communicates the both ends of column body, main passageway 12 and the cavity intercommunication in the disk 16, main passageway 12 includes straight section passageway in proper order along being close to disk 16 to the direction that keeps away from disk 16, first slope end passageway and second slope end passageway, first slope section passageway inclines to the first connecting portion of page turning pendulum rod 5, the second slope section is led to and is opposite with the incline direction of first slope passageway, auxiliary channel 13 intercommunication first slope section and the side of column body, ball 14 freely sets up in main passageway 12, backing plate 15 sets up in straight section passageway, and be close to the tip of disk 16 for limiting ball 14 to fall into in the disk 16.
Further, in this embodiment, the included angle between the axis of the first inclined end channel and the axis of the columnar body is 60 °, in the initial state, the tray body 16 adsorbs paper, the cavity in the tray body 16 is not communicated with external air, and when the page turning pendulum rod 5 rotates for 150 °, the auxiliary channel 13 is communicated with the cavity in the tray body 16, so that external air is sent into the tray body 16, and the tray body 16 releases paper, thereby ensuring the page turning stability.
As shown in fig. 6 and 7, the turnover mechanism bracket 6 includes a third connecting portion, a fourth connecting portion and a fifth connecting portion, where the third connecting portion, the fourth connecting portion and the fifth connecting portion are all flat plates, a screw hole 39 is provided on the third connecting portion and is used for being fixed on the panel 1 through a bolt and a nut, the fourth connecting portion and the fifth connecting portion are parallel to each other and are vertically fixed on the third connecting portion, a circular through hole 37 is provided on the fourth connecting portion, a circular counter bore 38 is provided on the fifth connecting portion, and a rope chain through hole 7 is provided on the third connecting portion and on the panel 1.
As shown in fig. 2, the turning mechanism 8 is used for enabling the page turning swinging rod 5 to rotate around the end part of the first connecting part, and comprises a torsion spring support 24, a torsion spring 18, a first double-buckle connecting rod 42, a second double-mouth connecting rod 25, a page turning shaft 22, a transmission unit and a return spring 17; the return spring 17 and the transmission unit are both positioned in the first cavity of the first connecting part, the return spring 17 is coaxial with the first connecting part, one end of the return spring 17 is fixedly connected with the second connecting part, the end face of the torsion spring support 24 is fixedly connected with one end of the page turning shaft 22, the torsion spring support 24 is rotatably arranged in the circular counter bore 38, the page turning shaft 22 passes through the circular through hole 37, the torsion spring 18 is sleeved on the page turning shaft 22, the spring body end of the torsion spring 18 is fixed with the end face of the torsion spring support 24, the straight torsion arm end of the torsion spring 18 is connected with one ends of the first double-mouth connecting rod and the second double-mouth connecting rod 25, the second double-mouth connecting rod 25 is parallel to the first double-mouth connecting rod 42, and the other ends of the first double-mouth connecting rod 42 and the second double-buckle connecting rod 25 are rotatably arranged on the page turning shaft 22.
As shown in fig. 2, the other end of the transmission unit return spring 17 is connected to the torsion spring support 24 for converting the rotation of the torsion spring support 24 into a tensile movement of the return spring 17. Specifically, the transmission unit includes a page turning shaft 22, a chain gear 21, a chain 19 and an adapter 23, wherein one end of the page turning shaft 22 is connected with one end of a torsion spring support 24, the chain gear 21 is coaxially installed on the page turning shaft 22, one end of the chain 19 is fixed on the chain gear 21, the other end of the chain 19 is connected with the other end of the return spring 17 through the adapter 23, and the chain gear 21 is meshed with the chain 19. After the page turning shaft 22 rotates, the chain gear 21 is driven to rotate, so that the chain 19 stretches the return spring 17, and the page turning swinging rod 5 rotates around the end part of the first connecting part.
As shown in fig. 1 and 3, the rotary input mechanism includes a base pedal 9, a first rope chain 20, a first support pedal 10, a second support pedal 11, a horizontal truss 36, a drive bevel gear 35, a first driven bevel gear 32, a second driven bevel gear 33, a first intermittent gear 30, a second intermittent gear 29, a second rope chain 26, a connecting gear 31 and a vertical rack 28, wherein the base pedal 9 is disposed at the lower end of the vertical support 2, one end of the first rope chain 20 is in snap connection with the base pedal 9, and the other end passes through a second cavity and a rope chain through hole 7 of the vertical support 2 and is fixedly connected with a first double-buckle connecting rod.
As shown in fig. 1 and 5, the horizontal truss 36 passes through the vertical support 2 and is rotatably installed on the vertical support 2, and the first support step 10 and the second support step 11 are respectively installed at both ends of the horizontal truss 36, and the drive bevel gear 35, the first driven bevel gear 32, the second driven bevel gear 33, the first intermittent gear 30, the second intermittent gear 29, the connecting gear 31 and the vertical rack 28 are all located in the second cavity. The drive bevel gear 35 is coaxially mounted on the horizontal truss 36, the first driven bevel gear 32 is coaxially mounted on the first vertical shaft 41 with the first intermittent gear 30, the second driven bevel gear 33 is coaxially mounted on the second intermittent gear 29 with the second vertical shaft 40, and the first vertical shaft 41 and the second vertical shaft 40 are welded and fixed with the gear fixing plate 34. The drive bevel gear 35 is engaged with the first driven bevel gear 32, the connecting gear 31 is engaged with the first driven bevel gear 32 and the second driven bevel gear 33, the first intermittent gear 30 and the second intermittent gear 29 can be engaged with the vertical rack 28 respectively, one end of the second rope chain 26 is fixed on the second double-mouth connecting rod 25, and the other end of the second rope chain 26 passes through the connecting hole 27 to be connected with the top end of the vertical rack 28.
The working process of the automatic page turner comprises the following steps:
if the user wants to turn pages one by one, the user steps on the base pedal 9 to drive the first rope chain 20 to move and drive the first double-opening connecting rod 42 to rotate anticlockwise around the page turning shaft 22, and the torsion spring support 24 rotates to further rotate the page turning shaft 22 due to the action of the torsion spring 18, and the chain gear 21 moves anticlockwise due to the fact that the chain gear 21 is arranged on the page turning shaft 22, so that the return spring 17 is stretched by the chain 19 and the page turning rod 5 is driven to move anticlockwise. When the page turning rod 5 rotates anticlockwise by 150 degrees, the balls 14 in the air sucker 4 roll along the main channel 12 to pass through the auxiliary channel 13, so that the cavity in the tray body 16 is communicated with the outside atmosphere through the auxiliary channel 13, and page turning paper falls down. At this time, the base pedal 9 is released, the page turning swinging rod 5 returns to the initial position due to the elastic action of the torsion spring 18 and the return spring 17, the page turning paper is pressed again, the air of the tray 16 is discharged, so that the tray 16 is firmly adsorbed on the next page of paper to be turned, the base pedal 9 is stepped once, and the purpose of one page turning action is realized.
If the user wants to realize the purpose of continuous multiple page turning, for example, the user wants to turn from the first page to the twentieth page of the book at one time, step on the first support pedal 10 to drive the drive bevel gear 35 to rotate, and due to the interaction of forces between the bevel gears, the first driven bevel gear 32 rotates counterclockwise to drive the first intermittent gear 30 to move, and further drive the vertical rack 28, the vertical downward movement of the second rope 26 and the clockwise movement of the connecting gear 31, and the second rope 26 drives the page turning device to work, so that the working principle is the same as that of the first rope 20 to realize the purpose of page turning. After the purpose of page turning is achieved, the second support pedal 11 is stepped on, and the second intermittent gear 29 and the second driven bevel gear 33 move anticlockwise, so as to drive the vertical rack 28 to move vertically upwards, and the first support pedal 10 and the second support pedal 11 are stepped on back and forth in a reciprocating manner, and because the driving bevel gear 35 and the first driven bevel gear 21 have a certain gear ratio, the vertical rack 28 reciprocates up and down for many times according to the gear ratio, so that the second double-port connecting rod 25 reciprocates and turns, and the purpose of continuously and rapidly page turning is achieved.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the invention.
Claims (6)
1. An automatic page turner, comprising:
a vertical support (2);
the panel (1) is arranged at the top end of the vertical bracket (2);
the page turning swing rod (5) is L-shaped and is arranged on the panel (1), the page turning swing rod (5) comprises a first connecting part and a second connecting part, a first cavity is formed in the first connecting part of the page turning swing rod (5), and the page turning swing rod (5) can rotate around the end part of the first connecting part;
the paper sucking mechanism is arranged on the second connecting part of the page turning swing rod (5), the paper sucking mechanism can suck paper, and the page turning swing rod (5) drives the paper sucking mechanism to rotate for a certain angle, and then the paper sucking mechanism can release the paper;
the rotary input mechanism comprises a base pedal (9) and a first rope chain (20), wherein the base pedal (9) is connected with one end of the first rope chain (20); and
The turnover mechanism (8) enables the page turning swinging rod (5) to rotate around the end part of the first connecting part and comprises a torsion spring support (24), a torsion spring (18), a first double-port connecting rod (42), a page turning shaft (22), a transmission unit and a return spring (17);
the triangular bracket (3) is arranged at the bottom of the vertical bracket (2);
the return spring (17) is coaxial with the first connecting part, one end of the return spring (17) is fixedly connected with the second connecting part, the end face of the torsion spring support (24) is fixedly connected with one end of the page turning shaft (22), the torsion spring (18) is sleeved on the page turning shaft (22), the spring body end of the torsion spring (18) is fixed with the end face of the torsion spring support (24), the straight torsion arm end of the torsion spring (18) is connected with one end of the first double-port connecting rod (42), the other end of the first double-port connecting rod (42) is rotatably mounted on the page turning shaft (22), the other end of the first rope chain (20) is fixed on the first double-port connecting rod (42), and the transmission unit is connected with the other end of the return spring (17) and the torsion spring support (24) and is used for converting rotation of the torsion spring support (24) into stretching movement of the return spring (17);
the transmission unit is located in the first cavity, the transmission unit comprises a chain gear (21), a chain (19) and an adapter (23), one end of a page turning shaft (22) is fixedly connected with one end of a torsion spring support (24), the other end of the page turning shaft (22) is fixedly connected with a first connecting part of a page turning swing rod (5), the chain gear (21) is coaxially mounted on the page turning shaft (22), one end of the chain (19) is fixed on the chain gear (21), the other end of the chain (19) is connected with the other end of a return spring (17) through the adapter (23), and the chain gear (21) is meshed with the chain (19).
2. The automatic page turner according to claim 1, wherein the paper sucking mechanism comprises an air sucking disc (4), the air sucking disc (4) comprises a disc body (16), a columnar body, a base plate (15) and balls (14), the disc body (16) is coaxially connected with the columnar body, the columnar body is mounted on a second connecting part of the page turning swinging rod (5), a main channel (12) and a secondary channel (13) are arranged in the columnar body, the main channel (12) is communicated with two ends of the columnar body, the main channel (12) is communicated with a cavity in the disc body (16), the main channel (12) sequentially comprises a straight channel, a first inclined channel and a second inclined channel along a direction from the disc body (16) to the disc body (16), the first inclined channel is inclined towards a first connecting part of the page turning swinging rod (5), the secondary channel is opposite to the secondary channel in inclination direction of the first inclined channel, the first inclined channel (13) is communicated with the balls (14) are arranged in the disc body (16) in a manner, and the main channel (16) falls into the side face of the disc body (16).
3. The automatic page turner of claim 2 wherein the angle between the axis of the first angled section channel and the axis of the column is 60 °.
4. The automatic page turner according to claim 1, wherein the turning mechanism (8) further comprises a second double-mouth connecting rod (25), the second double-mouth connecting rod (25) is arranged in parallel with the first double-mouth connecting rod, the straight torsion arm end of the torsion spring (18) is simultaneously connected with one ends of the first double-mouth connecting rod and the second double-mouth connecting rod (25), and the second double-mouth connecting rod (25) is rotatably mounted on the page turning shaft (22);
the rotary input mechanism further comprises a first support pedal (10), a second support pedal (11), a horizontal truss (36), a drive bevel gear (35), a first driven bevel gear (32), a second driven bevel gear (33), a first intermittent gear (30), a second intermittent gear (29), a second rope chain (26), a connecting gear (31) and a vertical rack (28), wherein the horizontal truss (36) penetrates through the vertical rack (2) and is rotatably arranged on the vertical rack (2), the first support pedal (10) and the second support pedal (11) are respectively arranged at two ends of the horizontal truss (36), the drive bevel gear (35) is coaxially arranged on the horizontal truss (36), the first driven bevel gear (32) is coaxially arranged with the first intermittent gear (30), the second driven bevel gear (33) is coaxially arranged with the second intermittent gear (29), the drive bevel gear (35) is meshed with the first driven bevel gear (32), the connecting gear (31) is meshed with the first driven bevel gear (33) and the second intermittent bevel gear (28) is meshed with the first intermittent bevel gear (30), one end of the second rope chain (26) is fixed on the second double-port connecting rod (25), and the top end of the vertical rack (28) is connected with the other end of the second rope chain (26).
5. The automatic page turner as claimed in claim 4, further comprising a turning mechanism bracket (6), wherein the turning mechanism bracket (6) comprises a third connecting portion, a fourth connecting portion and a fifth connecting portion, the third connecting portion, the fourth connecting portion and the fifth connecting portion are all flat plates, the third connecting portion is fixed on the panel (1), the fourth connecting portion and the fifth connecting portion are parallel to each other and are vertically arranged on the third connecting portion, a circular through hole (37) is arranged on the fourth connecting portion, a circular counter bore (38) is arranged on the fifth connecting portion, the torsion spring support (24) is rotatably arranged in the circular counter bore (38), and the page turning shaft (22) passes through the circular through hole (37).
6. The automatic page turner according to claim 5, wherein a second cavity is axially arranged inside the vertical support (2), and the driving bevel gear (35), the first driven bevel gear (32), the second driven bevel gear (33), the first intermittent gear (30), the second intermittent gear (29), the connecting gear (31) and the vertical rack (28) are all positioned in the second cavity;
the third connecting part and the panel (1) are respectively provided with a rope chain through hole (7) for the first rope chain (20) and the second rope chain (26) to pass through, and the rope chain through holes (7) are communicated with the second cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910184255.0A CN110053392B (en) | 2019-03-12 | 2019-03-12 | Automatic page turner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910184255.0A CN110053392B (en) | 2019-03-12 | 2019-03-12 | Automatic page turner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110053392A CN110053392A (en) | 2019-07-26 |
| CN110053392B true CN110053392B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910184255.0A Active CN110053392B (en) | 2019-03-12 | 2019-03-12 | Automatic page turner |
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| CN (1) | CN110053392B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB880084A (en) * | 1959-03-04 | 1961-10-18 | Oskar Schmitt | Page turning device |
| JPH0717159A (en) * | 1993-06-30 | 1995-01-20 | Daikin Sangyo:Kk | Automatic page turn-over device |
| CN2423100Y (en) * | 2000-01-14 | 2001-03-14 | 任宁 | Leaf turner for music score |
| CN2918075Y (en) * | 2006-05-15 | 2007-07-04 | 林志超 | Pedal-type music book turning equipment |
| TWM469595U (en) * | 2013-09-06 | 2014-01-01 | Sheng-Le Chen | Structure of music score page turning machine |
| CN105551470A (en) * | 2015-12-07 | 2016-05-04 | 长江大学 | Foot-operated page turning music stand |
| CN205416810U (en) * | 2016-03-11 | 2016-08-03 | 张尚杰 | Music book automatic page turning ware |
| CN108790462A (en) * | 2018-05-28 | 2018-11-13 | 湖南城市学院 | A kind of piano turns over spectra system |
| CN209904314U (en) * | 2019-03-12 | 2020-01-07 | 江苏大学 | Automatic page turner |
-
2019
- 2019-03-12 CN CN201910184255.0A patent/CN110053392B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB880084A (en) * | 1959-03-04 | 1961-10-18 | Oskar Schmitt | Page turning device |
| JPH0717159A (en) * | 1993-06-30 | 1995-01-20 | Daikin Sangyo:Kk | Automatic page turn-over device |
| CN2423100Y (en) * | 2000-01-14 | 2001-03-14 | 任宁 | Leaf turner for music score |
| CN2918075Y (en) * | 2006-05-15 | 2007-07-04 | 林志超 | Pedal-type music book turning equipment |
| TWM469595U (en) * | 2013-09-06 | 2014-01-01 | Sheng-Le Chen | Structure of music score page turning machine |
| CN105551470A (en) * | 2015-12-07 | 2016-05-04 | 长江大学 | Foot-operated page turning music stand |
| CN205416810U (en) * | 2016-03-11 | 2016-08-03 | 张尚杰 | Music book automatic page turning ware |
| CN108790462A (en) * | 2018-05-28 | 2018-11-13 | 湖南城市学院 | A kind of piano turns over spectra system |
| CN209904314U (en) * | 2019-03-12 | 2020-01-07 | 江苏大学 | Automatic page turner |
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| Publication number | Publication date |
|---|---|
| CN110053392A (en) | 2019-07-26 |
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