CN220886238U - Paper feeding mechanism and cash recycling equipment - Google Patents

Abstract

The utility model relates to the technical field of financial equipment, and particularly discloses a paper feeding mechanism and cash recycling equipment, wherein the paper feeding mechanism comprises a motor, a first transmission assembly, a second transmission assembly, a paper dividing roller and a paper blocking roller which are oppositely arranged, the motor is in transmission connection with the first transmission assembly and the second transmission assembly at the same time, the first transmission assembly is in transmission connection with the paper dividing roller, and the second transmission assembly is in transmission connection with the paper blocking roller; the first transmission assembly comprises a first one-way bearing, the first one-way bearing is configured to drive the paper separating roller to actively rotate along the paper feeding direction when the output shaft of the motor rotates along a first direction, the second transmission assembly comprises a second one-way bearing, the second one-way bearing is configured to drive the paper blocking roller to actively rotate along the paper withdrawing direction when the output shaft of the motor rotates along a second direction, and the first direction is opposite to the second direction, so that the paper separating roller and the paper blocking roller respectively serve as driving rollers to drive paper to move when the motor rotates along opposite directions, and smooth paper feeding and paper withdrawing are realized.

Description

Paper feeding mechanism and cash recycling equipment

Technical Field

The utility model relates to the technical field of financial equipment, in particular to a paper feeding mechanism and cash recycling equipment.

Background

In order to improve the convenience of use, conventional sheet-type medium processing apparatuses such as printers, scanners, bill acceptors, and cash recycling apparatuses often include a paper feeding mechanism for separating a plurality of sheets of sheet-type medium (hereinafter, collectively referred to as "sheets") such as paper money, ticket, and bank card into individual sheets of sheet-type medium processing apparatuses.

The paper feeding mechanism comprises a paper dividing roller and a paper blocking roller opposite to the paper dividing roller, the paper dividing roller is used for driving paper to move along the paper feeding direction, the paper blocking roller is used for preventing overlapped paper from entering between the paper dividing roller and the paper blocking roller, a conveying mechanism is arranged in the sheet medium processing device, the conveying mechanism can receive the paper conveyed by the paper feeding mechanism and drive the paper to move continuously, and in order to ensure the working efficiency of the sheet medium processing device, the speed of the conveying mechanism is high, so that the paper is struggled with the paper feeding mechanism, and the paper is broken. In order to solve the problem of paper contention during paper feeding, a one-way bearing is arranged between the mandrel of the paper separating roller and the roller, so that the paper separating roller can only drive paper to move along the paper feeding direction, and once the problem of paper contention occurs, the roller slips relative to the mandrel, thereby avoiding paper break. However, when paper jam, sheet double and the like occur and the paper needs to be retracted, the paper cannot be driven during the paper retraction due to unidirectional rotation of the paper separating roller, and the paper retraction cannot be realized.

Disclosure of utility model

The utility model aims at: a paper feeding mechanism is provided, which can drive paper to realize smooth paper withdrawal when paper is required to be withdrawn in the case of paper jam, sheet doubling and the like.

In one aspect, the utility model provides a paper feeding mechanism, which comprises a motor, a first transmission assembly, a second transmission assembly, a paper dividing roller and a paper blocking roller, wherein the paper dividing roller and the paper blocking roller are oppositely arranged;

The first transmission assembly comprises a first one-way bearing, the first one-way bearing is configured to drive the paper separating roller to actively rotate along a paper feeding direction when an output shaft of the motor rotates along a first direction, the second transmission assembly comprises a second one-way bearing, the second one-way bearing is configured to drive the paper blocking roller to actively rotate along a paper withdrawing direction when the output shaft of the motor rotates along a second direction, and the first direction is opposite to the second direction.

As the preferable technical scheme of the paper feeding mechanism, the paper separating roller comprises a paper separating mandrel and a paper separating wheel fixedly sleeved on the paper separating mandrel, and the inner ring of the first one-way bearing is fixedly sleeved on the paper separating mandrel; the first transmission assembly further comprises a paper separating gear, and the paper separating gear is fixedly sleeved on the outer ring of the first unidirectional bearing; the motor is in transmission connection with the paper separating gear.

As the preferable technical scheme of the paper feeding mechanism, the paper separating roller comprises a paper separating mandrel and a paper separating wheel fixedly sleeved on the paper separating mandrel; the first transmission assembly further comprises a first transmission gear, a second transmission gear, a paper separating gear and a rotatable supporting shaft, the paper separating gear is fixedly sleeved on the supporting shaft, the inner ring of the first unidirectional bearing is fixedly sleeved on the supporting shaft, the first transmission gear is fixedly sleeved on the outer ring of the first unidirectional bearing, the second transmission gear is fixedly sleeved on the paper separating core shaft, the first transmission gear is in transmission connection with the second transmission gear, and the motor is in transmission connection with the paper separating gear.

As the preferred technical scheme of paper feed mechanism, hinder the paper roll and include and hinder paper dabber and hinder the paper wheel, the fixed cover of inner circle of second one-way bearing is located hinder the paper dabber, hinder the fixed cover of paper wheel and locate the outer lane of second one-way bearing, second drive assembly still includes and hinders the paper gear, hinder the fixed cover of paper gear is located hinder the paper dabber, the motor with hinder paper gear drive and be connected.

As the preferable technical scheme of the paper feeding mechanism, the paper blocking gear is meshed with the paper separating gear; or alternatively

And the paper blocking gears are meshed and connected with the paper separating gears through an even number of first transition gears which are sequentially meshed and connected.

As the preferable technical scheme of the paper feeding mechanism, the paper separating wheel is arranged in m sections along the axial direction of the paper separating mandrel, and the paper blocking wheel is arranged in n sections;

Each section of paper blocking wheel extends between two adjacent sections of paper separating wheels, and m=n+1; or each section of paper separating wheel extends between two adjacent sections of paper blocking wheels, n=m+1, and m and n are positive integers.

As a preferred technical solution of the paper feeding mechanism, the paper feeding mechanism further includes:

A support surface for supporting a sheet of paper;

The paper taking roller is arranged at the upstream of the paper separating roller along the paper feeding direction, comprises a paper taking core shaft and a paper taking wheel fixedly sleeved on the paper taking core shaft, and partially protrudes out of the supporting surface;

The first transmission assembly further comprises a paper taking gear, the paper taking gear is fixedly sleeved on the paper taking mandrel, and the paper dividing gear is in transmission connection with the paper taking gear through a second transition gear.

As the preferable technical scheme of the paper feeding mechanism, the paper separating roller comprises a paper separating mandrel and a paper separating wheel fixedly sleeved on the paper separating mandrel, the paper separating wheel is arranged in m sections along the axial direction of the paper separating mandrel, and the paper taking wheel is arranged in p sections;

Each section of paper taking wheel extends between two adjacent sections of paper dividing wheels, and m=p+1; or each section of paper separating wheel extends between two adjacent sections of paper taking wheels, p=m+1, and m and p are positive integers.

As a preferred technical scheme of the paper feeding mechanism, the paper feeding mechanism further comprises a paper kicking roller, the paper kicking roller is arranged at the upstream of the paper taking roller along the paper feeding direction, the paper kicking roller comprises a paper kicking mandrel and a paper kicking wheel fixedly sleeved on the paper kicking mandrel, and the paper kicking wheel partially protrudes out of the supporting surface;

The second transmission assembly further comprises a paper kicking gear and a paper blocking gear, the paper blocking gear is fixedly sleeved on a paper blocking mandrel of the paper blocking roller, the paper kicking gear is fixedly sleeved on the paper kicking mandrel, and the paper kicking gear is in transmission connection with the paper blocking gear or the paper taking gear.

In another aspect, the present utility model provides a cash recycling apparatus comprising the paper feed mechanism of any one of the above aspects.

The paper feeding mechanism provided by the utility model has at least the following beneficial effects:

The paper feeding mechanism comprises a motor, a first transmission assembly, a second transmission assembly, a paper dividing roller and a paper blocking roller. The motor is in transmission connection with the first transmission assembly and the second transmission assembly at the same time, the first transmission assembly is in transmission connection with the paper dividing roller, and the second transmission assembly is in transmission connection with the paper blocking roller; the first transmission assembly includes a first one-way bearing configured to drive the paper separating roller to actively rotate in a paper feeding direction when an output shaft of the motor rotates in a first direction, and the second transmission assembly includes a second one-way bearing configured to drive the paper blocking roller to actively rotate in a paper discharging direction when the output shaft of the motor rotates in a second direction, the first direction being opposite to the second direction. When the paper feeding mechanism provided by the utility model is used for feeding paper, the output shaft of the motor rotates along a first direction, the inner ring and the outer ring of the first one-way bearing are tightly held, the first one-way bearing transmits the power of the motor to the paper dividing roller and drives the paper dividing roller to actively rotate along the paper feeding direction, and then the paper dividing roller is used as a driving roller to drive the paper to advance, at the moment, the inner ring of the second one-way bearing slides relative to the outer ring, the second one-way bearing cannot transmit the power of the motor, the paper blocking roller is unpowered and can prevent the paper contacted with the paper from advancing, so that single paper feeding is realized; when the paper-competing phenomenon occurs in the paper feeding process, at the moment, the paper drives the paper-dividing roller to passively accelerate to rotate, the outer ring of the first unidirectional bearing slips relative to the inner ring, so that the transmission connection between the paper-dividing roller and the motor is disconnected, and the paper-dividing roller cannot prevent the paper from accelerating to advance, and therefore the paper-competing problem can be avoided; when paper is removed, the output shaft of the motor rotates along the second direction, the inner ring of the first one-way bearing slips relative to the outer ring, the first one-way bearing cannot transmit power of the motor, so that the paper separating roller is driven in an unpowered mode, the inner ring of the second one-way bearing is tightly held with the outer ring, the second one-way bearing transmits power of the motor to the paper blocking roller and drives the paper blocking roller to actively rotate along the paper removing direction, and the paper blocking roller can be used as a driving roller to drive paper to be removed. Therefore, the paper feeding mechanism provided by the utility model can avoid the problem of paper contention, and can also enable the paper dividing roller and the paper blocking roller to respectively drive paper to move as driving rollers by controlling the motor to rotate along two opposite directions, so that smooth paper feeding and paper returning are realized.

The cash recycling device provided by the utility model has at least the following beneficial effects:

The cash recycling device comprises the paper feeding mechanism, so that the paper contending problem can be avoided, paper currency can be withdrawn under the conditions of paper jam, double-sheet and the like, and the failure rate is low.

Drawings

FIG. 1 is a schematic diagram of a paper feeding mechanism according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a paper feeding mechanism according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a paper feeding mechanism according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a paper feeding mechanism according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a paper feeding mechanism according to an embodiment of the present utility model;

fig. 6 is a schematic view showing the structure of a cash recycling apparatus according to an embodiment of the present utility model.

In the figure:

100. A paper feed mechanism; 200. a reading mechanism; 300. a paper output mechanism; 400. a circulation box; 500. a counterfeit money box; 600. a storage box;

1. A motor;

21. a first one-way bearing; 22. A paper separating gear; 23. A paper taking gear;

31. A second one-way bearing; 32. Paper blocking gears; 33. A paper kicking gear;

4. a paper separating roller; 41. a paper separating mandrel; 42. a paper separating wheel;

5. a paper blocking roller; 51. a paper blocking mandrel; 52. paper blocking wheel;

61. a first transition gear; 62. a second transition gear;

7. A paper taking roller; 71. a paper taking mandrel; 72. a paper taking wheel;

8. a kicking roller; 81. a paper kicking mandrel; 82. a paper kicking wheel;

91. a first belt drive assembly; 92. a second belt drive assembly;

10. a support surface;

20. And (5) supporting rollers.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying 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 thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first location" and "second location" are two distinct locations and wherein the first feature is "above," "over" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is level above the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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 utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present utility model 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 only and are not to be construed as limiting the utility model.

Referring to fig. 1 and 2, the present embodiment provides a paper feeding mechanism, which includes a motor 1, a first transmission assembly, a second transmission assembly, a paper separating roller 4 and a paper blocking roller 5. The paper separating roller 4 and the paper blocking roller 5 are oppositely arranged, the motor 1 is simultaneously in transmission connection with the first transmission assembly and the second transmission assembly, the first transmission assembly is in transmission connection with the paper separating roller 4, and the second transmission assembly is in transmission connection with the paper blocking roller 5; the first transmission assembly includes a first one-way bearing 21, the first one-way bearing 21 being configured to drive the paper separation roller 4 to actively rotate in the paper feed direction when the output shaft of the motor 1 rotates in a first direction, the second transmission assembly includes a second one-way bearing 31, the second one-way bearing 31 being configured to drive the paper blocking roller 5 to actively rotate in the paper withdrawal direction when the output shaft of the motor 1 rotates in a second direction, the first direction being opposite to the second direction.

The positive rotation of the separation roller 4 in the paper feed direction means that the separation roller 4 can drive the paper to advance when contacting the paper, and the positive rotation of the resist roller 5 in the paper withdrawal direction means that the resist roller 5 can drive the paper to retreat when contacting the paper.

The paper feeding mechanism further comprises a frame, the motor 1 is fixedly arranged on the frame, the paper separating roller 4 and the paper blocking roller 5 are rotatably arranged on the frame, and the paper separating roller and the paper blocking roller are arranged in parallel.

The paper feeding mechanism provided by the embodiment fully utilizes the characteristic that the inner ring and the outer ring of the one-way bearing can relatively slide in one direction and hug tightly in the other direction, and realizes that when the output shaft of the motor 1 rotates in two opposite directions, the paper separating roller 4 and the paper blocking roller 5 are respectively used as driving rollers to drive paper to move in the two opposite directions. Specifically, when paper is fed, the output shaft of the motor 1 rotates along a first direction, the inner ring and the outer ring of the first one-way bearing 21 are tightly held, the first one-way bearing 21 transmits the power of the motor 1 to the paper dividing roller 4 and drives the paper dividing roller 4 to actively rotate along the paper feeding direction, the paper dividing roller 4 is used as a driving roller to drive paper to advance, at the moment, the inner ring of the second one-way bearing 31 slides relative to the outer ring, the second one-way bearing 31 cannot transmit the power of the motor 1, the paper blocking roller 5 is not driven by power, and the paper contacted with the paper blocking roller is prevented from advancing, so that single paper feeding is realized; when the paper contention phenomenon occurs in the paper feeding process, at the moment, the paper drives the paper separation roller 4 to passively accelerate to rotate, the outer ring of the first unidirectional bearing 21 slips relative to the inner ring, so that the transmission connection between the paper separation roller 4 and the motor 1 is disconnected, and the paper separation roller 4 cannot prevent the paper from accelerating to advance, thereby avoiding the paper contention problem; when paper is removed, the output shaft of the motor 1 rotates along the second direction, the inner ring of the first one-way bearing 21 slides relative to the outer ring, the first one-way bearing 21 cannot transmit power of the motor 1, so that the paper separating roller 4 is in unpowered driving, the inner ring and the outer ring of the second one-way bearing 31 are in clasping, the second one-way bearing 31 transmits power of the motor 1 to the paper blocking roller 5 and drives the paper blocking roller 5 to actively rotate along the paper removing direction, and the paper blocking roller 5 is used as a driving roller to drive paper to be removed. Therefore, the paper feeding mechanism provided by the embodiment can avoid the problem of paper contention and can drive the paper to advance or retreat so as to realize bidirectional paper conveying.

Alternatively, referring to fig. 2 to 5, the paper separating roller 4 includes a paper separating mandrel 41 and a paper separating wheel 42 fixedly sleeved on the paper separating mandrel 41, wherein the paper separating mandrel 41 is rotatably mounted on the frame, and an inner ring of the first unidirectional bearing 21 is fixedly sleeved on the paper separating mandrel 41; the first transmission assembly further comprises a paper separating gear 22, and the paper separating gear 22 is fixedly sleeved on the outer ring of the first unidirectional bearing 21; the motor 1 is connected with a paper separating gear 22 in a transmission way.

The motor 1 and the paper separating gear 22 may be in transmission connection through a gear set, or may be in transmission through a transmission belt, so long as the output shaft of the motor 1 can drive the paper separating gear 22 to rotate when rotating, and the present invention is not limited specifically.

Specifically, when paper is fed, the output shaft of the motor 1 rotates along a first direction and drives the paper separating gear 22 to rotate, the paper separating gear 22 drives the outer ring of the first one-way bearing 21 to hug tightly with the inner ring of the first one-way bearing 21, so that the first one-way bearing 21 transmits the power of the motor 1 to the paper separating core shaft 41 and drives the paper separating core shaft 41 to rotate, the paper separating core shaft 41 drives the paper separating wheel 42 to rotate along the paper feeding direction, and the paper separating wheel 42 drives paper to advance; when the paper contention phenomenon occurs in the paper feeding process, the paper drives the paper separating wheel 42 to accelerate passively and rotate along the paper feeding direction, the paper separating wheel 42 drives the inner ring of the first unidirectional bearing 21 to slip relative to the outer ring of the first unidirectional bearing 21 through the paper separating mandrel 41, and the first unidirectional bearing 21 breaks the power transmission between the paper separating roller 4 and the motor 1, so that the paper separating roller 4 can rotate under the driving of the paper without preventing the paper from accelerating, and the paper contention problem can be avoided; when paper is withdrawn, the output shaft of the motor 1 rotates along the second direction and drives the paper separating gear 22 to rotate, the paper separating gear 22 drives the outer ring of the first one-way bearing 21 to slip relative to the inner ring of the first one-way bearing 21, the first one-way bearing 21 cannot transmit power of the motor 1 to the paper separating roller 4 and further cannot drive the paper separating roller 4 to rotate, if paper exists between the paper separating roller 4 and the paper blocking roller 5, the paper is driven by the paper blocking roller 5 to withdraw, friction between the withdrawn paper and the paper separating wheel 42 drives the paper separating wheel 42 to rotate passively along the paper withdrawing direction, the paper separating wheel 42 drives the paper separating mandrel 41 to rotate, the paper separating mandrel 41 drives the inner ring of the first one-way bearing 21 to rotate, at the moment, the inner ring and the outer ring of the first one-way bearing 21 synchronously rotate along the same direction, namely, power of the inner ring of the first one-way bearing 21 comes from the paper separating mandrel 41, and power of the outer ring of the first one-way bearing 21 comes from the paper separating gear 22, and if no paper exists between the paper separating wheel 42 and the paper blocking wheel 52, the paper separating wheel 42 and the paper separating wheel 41 is not moved, namely the first one-way bearing 21 is driven by the inner ring of the first one-way bearing 21 to rotate relative to the inner ring 21.

As an alternative, the paper separating roller 4 includes a paper separating mandrel 41 and a paper separating wheel 42 fixedly sleeved on the paper separating mandrel 41; the first transmission assembly further comprises a first transmission gear, a second transmission gear, a paper separating gear 22 and a supporting shaft, the supporting shaft is rotatably arranged on the frame, the paper separating gear 22 is fixedly sleeved on the supporting shaft, the inner ring of the first unidirectional bearing 21 is fixedly sleeved on the supporting shaft, the first transmission gear is fixedly sleeved on the outer ring of the first unidirectional bearing 21, the second transmission gear is fixedly sleeved on the paper separating core shaft 41, the first transmission gear is in transmission connection with the second transmission gear, and the motor 1 is in transmission connection with the paper separating gear 22.

It should be noted that the first transmission gear and the second transmission gear may be directly meshed with each other, or the first transmission gear may be driven by the gear set or the transmission belt and the second transmission gear, so long as the first transmission gear can drive the second transmission gear to rotate when rotating, and the second transmission gear can drive the first transmission gear to rotate when rotating, which is not limited herein.

Specifically, when paper is fed, the output shaft of the motor 1 rotates along a first direction and drives the paper separating gear 22 to rotate, the paper separating gear 22 drives the supporting shaft to rotate, the supporting shaft drives the inner ring and the outer ring of the first one-way bearing 21 to tightly hold, the first one-way bearing 21 transmits the power of the motor 1 to the first transmission gear and drives the first transmission gear to rotate, the first transmission gear drives the second transmission gear to rotate, the second transmission gear drives the paper separating mandrel 41 to rotate, and the paper separating mandrel 41 drives the paper separating wheel 42 to actively rotate along the paper feeding direction so as to drive paper to advance; when the paper contention phenomenon occurs in the paper feeding process, the paper drives the paper separating wheel 42 to accelerate passively and rotate along the paper feeding direction, the paper separating wheel 42 drives the second transmission gear to rotate through the paper separating mandrel 41, the second transmission gear drives the first transmission gear to rotate, the first transmission gear drives the outer ring of the first one-way bearing 21 to slip relative to the inner ring of the first one-way bearing 21, the first one-way bearing 21 cuts off power transmission, and the paper separating roller 4 can rotate under the driving of the paper without preventing the paper from accelerating and advancing, so that the paper contention problem can be avoided; when paper is removed, the output shaft of the motor 1 rotates along the second direction and drives the paper separating gear 22 to rotate, the paper separating gear 22 drives the supporting shaft to rotate, the supporting shaft drives the inner ring of the first one-way bearing 21 to slip relative to the outer ring of the first one-way bearing 21, the first one-way bearing 21 cannot transmit power of the motor 1 to the paper separating roller 4, and then the paper separating roller 4 cannot be driven to rotate, so that the paper blocking roller 5 can drive paper to retract, and paper removal is achieved.

Alternatively, referring to fig. 2 to 5, in the present embodiment, the paper blocking roller 5 includes a paper blocking mandrel 51 and a paper blocking wheel 52, wherein the paper blocking mandrel 51 is rotatably mounted on the frame and is disposed parallel to and spaced apart from the paper separating mandrel 41; the inner ring of the second unidirectional bearing 31 is fixedly sleeved on the paper blocking mandrel 51, the paper blocking wheel 52 is fixedly sleeved on the outer ring of the second unidirectional bearing 31, the second transmission assembly further comprises a paper blocking gear 32, the paper blocking gear 32 is fixedly sleeved on the paper blocking mandrel 51, and the motor 1 is in transmission connection with the paper blocking gear 32.

It should be noted that, the motor 1 is in transmission connection with the paper-blocking gear 32, or the motor 1 may be in transmission connection with the paper-blocking gear 32 through a gear set or a transmission belt, or the motor 1 may be in transmission connection with the paper-blocking gear 32 through the paper-separating gear 22, so long as the output shaft of the motor 1 can drive the paper-blocking gear 32 to rotate when rotating, and the present invention is not limited thereto.

Specifically, when paper is fed, the output shaft of the motor 1 rotates along the first direction and drives the paper blocking gear 32 to rotate, the paper blocking gear 32 drives the paper blocking mandrel 51 to rotate, the paper blocking mandrel 51 drives the inner ring of the second one-way bearing 31 to slip relative to the outer ring of the second one-way bearing 31, and the second one-way bearing 31 cannot transmit the power of the motor 1, so that the paper blocking wheel 52 is fixed to prevent paper contacted with the paper from advancing; when paper is removed, the output shaft of the motor 1 rotates along the second direction and drives the paper blocking gear 32 to rotate, the paper blocking gear 32 drives the paper blocking mandrel 51 to rotate, the paper blocking mandrel 51 drives the inner ring of the second one-way bearing 31 to hug tightly relative to the outer ring of the second one-way bearing 31, the second one-way bearing 31 transmits the power of the motor 1 to the paper blocking wheel 52 and drives the paper blocking wheel 52 to rotate along the paper removing direction, and the paper blocking wheel 52 drives paper contacted with the paper to be removed.

Optionally, the paper blocking gear 32 is engaged with the paper separating gear 22; or the paper blocking gear 32 is engaged with the paper separating gear 22 through an even number of first transition gears 61 which are engaged with each other in sequence. Specifically, as shown in fig. 3 to 5, the present embodiment exemplifies a scheme in which the paper blocking gear 32 is engaged with the paper separating gear 22 through two first transition gears 61 which are engaged in sequence. By this arrangement, the paper separating roller 4 can obtain the power output by the motor 1 through the paper separating gear 32 on the paper separating roller 5, or the paper separating roller 5 can obtain the power output by the motor 1 through the paper separating gear 22 on the paper separating roller 4, so that the number of parts is reduced, and the structure is compact. In other embodiments, the paper separating roller 4 and the paper blocking roller 5 can be in transmission connection with the motor 1 through a gear set or a transmission belt.

Alternatively, referring to fig. 2 to 5, along the axial direction of the paper separating mandrel 41, the paper separating wheel 42 is arranged in m segments, and the paper blocking wheel 52 is arranged in n segments; each section of paper blocking wheel 52 extends between two adjacent sections of paper dividing wheels 42, and m=n+1; or each segment of paper separating wheel 42 extends between two adjacent segments of paper blocking wheels 52, wherein n=m+1, and m and n are positive integers. Specifically, a scheme of n=3 and m=4 is exemplarily given in the present embodiment. So set up make the paper get into between paper separation roller 4 and the paper blocking roller 5, the paper is the wave, can increase rigidity to every section paper blocking wheel 52 stretches into between two adjacent sections paper separation wheels 42, does benefit to stop the paper of heavy sheet to get into between paper blocking roller 5 and the paper separation roller 4.

Optionally, referring to fig. 1, 3 to 5, the paper feeding mechanism further includes a supporting surface 10 and a paper taking roller 7. Wherein the support surface 10 is for supporting a sheet; the paper taking roller 7 is arranged at the upstream of the paper separating roller 4 along the paper advancing direction, the paper taking roller 7 comprises a paper taking mandrel 71 and a paper taking wheel 72 fixedly sleeved on the paper taking mandrel 71, the paper taking mandrel 71 is rotatably arranged on the frame, and the paper taking wheel 72 partially protrudes out of the supporting surface 10 and can be in contact with paper placed on the supporting surface 10; the first transmission assembly further comprises a paper taking gear 23, the paper taking gear 23 is fixedly sleeved on the paper taking core shaft 71, and the paper separating gear 22 is in transmission connection with the paper taking gear 23 through the second transition gear 62. So configured, when feeding paper, the output shaft of the motor 1 rotates along the first direction and drives the paper separating gear 22 to rotate, the paper separating gear 22 directly or indirectly drives the paper separating roller 4 to rotate along the paper feeding direction through the first one-way bearing 21 so as to drive the paper to advance, and meanwhile, the paper separating gear 22 drives the paper taking roller 7 to rotate through the second transition gear 62, and the paper taking roller 7 drives the paper on the supporting surface 10 to move towards the paper separating roller 4; when paper is withdrawn, the output shaft of the motor 1 rotates along the second direction and drives the paper separating gear 22 to rotate, the paper separating gear 22 drives the outer ring of the first one-way bearing 21 to slide relative to the inner ring of the first one-way bearing 21, meanwhile, the inner ring of the second one-way bearing 31 is tightly held with the outer ring of the second one-way bearing 31 and drives the paper blocking roller 5 to rotate along the paper withdrawing direction, so as to drive the paper to withdraw, and the paper separating gear 22 drives the paper taking roller 7 to rotate along the paper withdrawing direction through the second transition gear 62, so that the withdrawn paper of the paper blocking roller 5 can be driven to withdraw continuously.

Alternatively, referring to fig. 3 to 5, along the axial direction of the paper separating mandrel 41, the paper separating wheel 42 is arranged in m sections, and the paper taking wheel 72 is arranged in p sections; each section of paper taking wheel 72 extends between two adjacent sections of paper dividing wheels 42, and m=p+1; or each segment of paper separating wheel 42 extends between two adjacent segments of paper taking wheels 72, wherein p=m+1, and p is a positive integer. Here, a scheme of p=3 and m=4 is exemplarily given in the present embodiment. So set up for every section gets paper wheel 72 stretches into between two adjacent sections of paper separation wheel 42 and makes and gets paper roll 7 more be close to paper separation roller 4, and the power of getting paper wheel 72 when driving paper and getting into between paper separation roller 4 and the paper blocking roller 5 is big, more does benefit to the paper and gets into between paper separation roller 4 and the paper blocking roller 5.

Optionally, referring to fig. 1 and 3 to 5, the paper feeding mechanism further includes a paper kicking roller 8, the paper kicking roller 8 is disposed upstream of the paper taking roller 7 along the paper advancing direction, the paper kicking roller 8 includes a paper kicking core shaft 81 and a paper kicking wheel 82 fixedly sleeved on the paper kicking core shaft 81, wherein the paper kicking core shaft 81 is rotatably mounted on the frame and is disposed parallel to the paper separating core shaft 41 and the paper taking core shaft 71 at intervals; the paper kicker 82 partially protrudes from the support surface 10; the second transmission assembly further comprises a paper kicking gear 33, the paper kicking gear 33 is fixedly sleeved on the paper kicking mandrel 81, and the paper kicking gear 33 is in transmission connection with the paper blocking gear 32 or the paper taking gear 23. In this embodiment, along the paper advancing direction, the kicking roller 8 and the paper taking roller 7 are sequentially arranged on the supporting surface 10, and the kicking roller 8 and the paper taking roller 7 rotate and jointly drive the paper on the supporting surface 10 to move towards the paper separating roller 4, so that longer paper can be conveniently driven to move. In this embodiment, the motor 1 is in driving connection with the paper kicking core shaft 81 through the first belt driving assembly 91, and the paper kicking gear 33 is in driving connection with the paper blocking gear 32 through the second belt driving assembly 92.

Optionally, please refer to fig. 1, the paper feeding mechanism further includes a supporting roller 20, along the direction of paper advance, the supporting roller 20 is disposed at the upstream of the kicking roller 8, the supporting roller 20 partially protrudes from the supporting surface 10, so that the supporting roller 20, the kicking roller 8 and the paper taking roller 7 are sequentially arranged on the supporting surface 10 along the direction of paper advance, the supporting roller 20, the kicking roller 8 and the paper taking roller 7 support the paper together, so that the stability of supporting the longer paper is effectively improved, and the longer paper is more convenient to drive.

Referring to fig. 6, the present embodiment also provides a cash recycling apparatus including a paper feed mechanism 100.

Optionally, referring to fig. 6, the cash recycling apparatus further includes a paper output mechanism 300, a recognition mechanism 200, and a plurality of coin boxes, wherein the paper feed mechanism 100 is configured to receive the paper currency put in by the user, the recognition mechanism 200 is configured to collect information of the paper currency, the paper output mechanism 300 is configured to output the paper currency to the user, and the coin boxes are configured to store the paper currency input by the paper feed mechanism 100 or output the paper currency to the paper output mechanism 300. Specifically, the plurality of coin boxes include a circulation box 400, a counterfeit coin box 500, and a storage box 600, the counterfeit coin box 500 being used to receive counterfeit coins recognized by the recognition mechanism 200 at the time of deposit, the circulation box 400 being used to receive normal banknotes recognized by the recognition mechanism 200 at the time of deposit and to output banknotes to the paper discharge mechanism 300 at the time of withdrawal, the storage box 600 being used to receive large denomination banknotes at the time of deposit, abnormal coins recognized by the recognition mechanism 200 at the time of withdrawal, and banknotes output by the circulation box 400 at the time of clearing. Wherein the storage box 600 may be provided in plurality for storing banknotes of different denominations, respectively.

The cash recycling apparatus provided in this embodiment includes the paper feeding mechanism 100 described above, so that the problem of paper jam can be avoided, and paper money can be withdrawn in the event of paper jam, heavy sheet, or the like, with a low failure rate.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The paper feeding mechanism is characterized by comprising a motor (1), a first transmission assembly, a second transmission assembly, a paper separating roller (4) and a paper blocking roller (5) which are oppositely arranged, wherein the motor (1) is in transmission connection with the first transmission assembly and the second transmission assembly at the same time, the first transmission assembly is in transmission connection with the paper separating roller (4), and the second transmission assembly is in transmission connection with the paper blocking roller (5);

The first transmission assembly comprises a first one-way bearing (21), the first one-way bearing (21) is configured to drive the paper separating roller (4) to actively rotate along a paper feeding direction when an output shaft of the motor (1) rotates along a first direction, the second transmission assembly comprises a second one-way bearing (31), and the second one-way bearing (31) is configured to drive the paper blocking roller (5) to actively rotate along a paper withdrawing direction when the output shaft of the motor (1) rotates along a second direction, and the first direction is opposite to the second direction.

2. The paper feeding mechanism according to claim 1, wherein the paper separating roller (4) comprises a paper separating mandrel (41) and a paper separating wheel (42) fixedly sleeved on the paper separating mandrel (41), and the inner ring of the first unidirectional bearing (21) is fixedly sleeved on the paper separating mandrel (41); the first transmission assembly further comprises a paper separating gear (22), and the paper separating gear (22) is fixedly sleeved on the outer ring of the first unidirectional bearing (21); the motor (1) is in transmission connection with the paper separating gear (22).

3. The paper feed mechanism according to claim 1, wherein the paper separating roller (4) comprises a paper separating mandrel (41) and a paper separating wheel (42) fixedly sleeved on the paper separating mandrel (41); the first transmission assembly further comprises a first transmission gear, a second transmission gear, a paper separating gear (22) and a rotatable supporting shaft, the paper separating gear (22) is fixedly sleeved on the supporting shaft, the inner ring of the first unidirectional bearing (21) is fixedly sleeved on the supporting shaft, the first transmission gear is fixedly sleeved on the outer ring of the first unidirectional bearing (21), the second transmission gear is fixedly sleeved on the paper separating core shaft (41), the first transmission gear is in transmission connection with the second transmission gear, and the motor (1) is in transmission connection with the paper separating gear (22).

4. A paper feeding mechanism according to claim 2 or 3, wherein the paper blocking roller (5) comprises a paper blocking mandrel (51) and a paper blocking wheel (52), the inner ring of the second unidirectional bearing (31) is fixedly sleeved on the paper blocking mandrel (51), the paper blocking wheel (52) is fixedly sleeved on the outer ring of the second unidirectional bearing (31), the second transmission assembly further comprises a paper blocking gear (32), the paper blocking gear (32) is fixedly sleeved on the paper blocking mandrel (51), and the motor (1) is in transmission connection with the paper blocking gear (32).

5. The paper feed mechanism according to claim 4, wherein the paper blocking gear (32) and the paper separating gear (22) are engaged with each other; or alternatively

The paper blocking gears (32) are in meshed connection with the paper separating gears (22) through an even number of first transition gears (61) which are sequentially in meshed connection.

6. The paper feed mechanism according to claim 4, wherein the paper separating wheel (42) is provided in m stages and the paper blocking wheel (52) is provided in n stages along the axial direction of the paper separating spindle (41);

Each section of paper blocking wheel (52) extends between two adjacent sections of paper separating wheels (42), and m=n+1; or each section of paper separating wheel (42) extends between two adjacent sections of paper blocking wheels (52), wherein n=m+1, and m and n are positive integers.

7. A paper feed mechanism according to claim 2 or 3, further comprising:

A support surface (10), the support surface (10) being for supporting a sheet of paper;

A paper taking roller (7), wherein the paper taking roller (7) is arranged at the upstream of the paper separating roller (4) along the paper feeding direction, the paper taking roller (7) comprises a paper taking core shaft (71) and a paper taking wheel (72) fixedly sleeved on the paper taking core shaft (71), and the paper taking wheel (72) partially protrudes out of the supporting surface (10);

The first transmission assembly further comprises a paper taking gear (23), the paper taking gear (23) is fixedly sleeved on the paper taking mandrel (71), and the paper separating gear (22) is in transmission connection with the paper taking gear (23) through a second transition gear (62).

8. The paper feed mechanism according to claim 7, wherein the paper separating roller (4) comprises a paper separating mandrel (41) and a paper separating wheel (42) fixedly sleeved on the paper separating mandrel (41), the paper separating wheel (42) is arranged in m sections along the axis direction of the paper separating mandrel (41), and the paper taking wheel (72) is arranged in p sections;

Each section of paper taking wheel (72) extends between two adjacent sections of paper dividing wheels (42), and m=p+1; or each section of paper separating wheel (42) extends between two adjacent sections of paper taking wheels (72), and p=m+1, and m and p are positive integers.

9. The paper feed mechanism according to claim 7, further comprising a paper kicking roller (8), the paper kicking roller (8) being disposed upstream of the paper taking roller (7) in a paper feeding direction, the paper kicking roller (8) comprising a paper kicking spindle (81) and a paper kicking wheel (82) fixedly sleeved on the paper kicking spindle (81), the paper kicking wheel (82) partially protruding from the supporting surface (10);

The second transmission assembly further comprises a paper kicking gear (33) and a paper blocking gear (32), the paper blocking gear (32) is fixedly sleeved on a paper blocking mandrel (51) of the paper blocking roller (5), the paper kicking gear (33) is fixedly sleeved on the paper kicking mandrel (81), and the paper kicking gear (33) is in transmission connection with the paper blocking gear (32) or the paper taking gear (23).

10. A cash recycling apparatus comprising the paper feed mechanism of any one of claims 1 to 9.