CN220617677U - Differential separation paper feeding mechanism - Google Patents

Abstract

A differential separation paper feed mechanism comprising: the device comprises a frame body, a feeding platform, a separation roller assembly, a paper feeding roller assembly and a power mechanism; the frame body comprises a frame body side plate and a frame body transverse plate; the feeding platform is used for being in butt joint with the separation area and conveying paper materials into the separation area; the separation roller assembly comprises a separation roller, a separation roller and a separation driving wheel, and a one-way bearing is arranged between the separation driving wheel and the separation roller; the paper feeding roller assembly comprises a paper feeding roller, a paper feeding roller and a paper feeding driving wheel; the power mechanism is connected with the separating roller assembly and the paper feeding roller assembly, the separating roller assembly and the paper feeding roller assembly can be driven independently, the power mechanism can realize differential rotation of the separating roller and the paper feeding roller, and the rotating speed of the separating roller is lower than that of the paper feeding roller. The advantages are that: the paper is conveniently and stably conveyed, and the continuity of paper conveying work is improved; the working stability of the separation driving wheel is guaranteed, the power loss is reduced, the operation efficiency and the fluency are improved, and the cost is reduced.

Description

Differential separation paper feeding mechanism

Technical Field

The utility model belongs to the technical field of paper feeding facility equipment, and particularly relates to a differential separation paper feeding mechanism.

Background

The paper is a carrier for writing and printing, can be used for writing and drawing, can be used for carrying information or being used as packaging materials, sanitary materials and the like, and concretely, the paper can be printing paper, copying paper, toilet paper, facial tissue and the like, and can also be business cards, certificates, pockey cards and the like. When paper is produced and processed or corresponding work is needed, the paper is transported by the paper feeding mechanism. Before the paper transportation, the staff stacks the paper above feed mechanism, then equipment can separate the cardboard of placing through feed mechanism, because the paper is in the state of stacking, because the air between the paper is extruded, the condition that the adjacent paper is adsorbed together often can appear, separates and accomplishes and carry out corresponding outwards transport work again. The existing paper feeding mechanism generally utilizes a paper feeding head to separate and pick paper after being integrated, and then integrally translates to feed paper. But current paper feeding mechanism not only fault rate is high, and separation paper taking efficiency is lower, stacks and possibly take place the adhesion between the paper together, and when the paper delivery head was absorbed the upper strata paper, lower floor's paper often followed upper strata paper and is difficult to separate, just can lead to the unable phenomenon emergence of sending or the multiple output paper of paper to influence user's use experience to need carry out manual separation after having the problem, if do not separate then lead to work mistake, not only increase workman's work load, and also can produce adverse effect to work efficiency, has influenced the stability of work greatly. In addition, the existing paper feeding mechanism has the problems of complex mechanism, multiple parts, large occupied volume and high working energy consumption.

In view of the above-described prior art, there is a need for a reasonable improvement in the structure of the existing paper feeding mechanism. To this end, the applicant has made an advantageous design, and the technical solutions described below are produced in this context.

Disclosure of Invention

The utility model aims to provide the differential separation paper feeding mechanism which has compact structure, good use experience and reduced working energy consumption, is beneficial to realizing full-process automatic separation paper feeding operation on paper and ensures the stability and smoothness of the work.

The task of the utility model is accomplished in that a differential separating paper feeding mechanism comprises: a frame body, a feeding platform, a separating roller assembly, a paper feeding roller assembly and a power mechanism; the frame body comprises two frame body side plates arranged at intervals and a frame body transverse plate connected between the two frame body side plates, wherein the space between the two frame body side plates and the upper part of the frame body transverse plate corresponds to the two frame body side plates to form a paper feeding area, and the space between the two frame body side plates and the rear end of the frame body transverse plate corresponds to the separating area; the feeding platform is used for being in butt joint with the separation area and conveying paper materials into the separation area; the separating roller assembly comprises a separating roller, a separating roller and a separating driving wheel, wherein the separating roller is rotatably erected between two frame body side plates at the position of the separating area, which is close to the paper feeding area, the separating roller is fixed on the separating roller and corresponds to the upper position of the feeding platform, the separating driving wheel is arranged at one end part of the separating roller, a one-way bearing is arranged between the separating roller and the separating roller, and the one-way bearing is used for realizing power transmission joint and power transmission cutting-off between the separating roller and the separating driving wheel; the paper feeding roller assembly comprises a paper feeding roller, a paper feeding roller and a paper feeding driving wheel, wherein the paper feeding roller is rotatably erected between two frame body side plates at a position corresponding to the middle of a paper feeding area, the paper feeding roller is fixed on the paper feeding roller and corresponds to the upper position of a frame body transverse plate, and the paper feeding driving wheel is arranged at one end part of the paper feeding roller; the power mechanism is in transmission connection with the separation roller assembly and the paper feeding roller assembly, the separation roller assembly and the paper feeding roller assembly can be independently driven, and the power mechanism can realize differential rotation of the separation roller and the paper feeding roller, and the rotating speed of the separation roller is lower than that of the paper feeding roller.

In a specific embodiment of the present utility model, the radial diameter of the separation driving wheel is larger than the radial diameter of the paper feeding driving wheel; the power mechanism is provided with a power motor, a first transmission belt I and a second transmission belt II, the power motor is arranged at the lower position of the transverse plate of the frame body, the power motor comprises a power motor output shaft, a power motor transmission part is arranged on the power motor output shaft, a first connecting groove I and a second connecting groove II are formed in the power motor transmission part, the first transmission belt I is arranged on the separation transmission wheel and the power motor transmission part and is arranged in the first connecting groove I, the second transmission belt II is arranged on the paper feeding transmission wheel and the power motor transmission part and is arranged in the second connecting groove II, and the power motor can realize differential rotation of the separation transmission wheel and the paper feeding transmission wheel through the power motor output shaft and through the first transmission belt I and the second transmission belt II.

In another specific embodiment of the present utility model, the power mechanism includes a separating roller driving motor and a paper feeding roller driving motor; the separation roller driving motor is used for driving the separation roller assembly to rotate and comprises a separation roller driving motor output shaft, a separation roller driving belt is arranged on the separation roller driving motor output shaft, and the separation roller driving belt is arranged on the separation driving wheel and the separation roller driving motor output shaft so as to realize the transmission connection between the separation roller driving motor and the separation roller assembly; the paper feeding roller driving motor is used for driving the paper feeding roller assembly to rotate and also comprises a paper feeding roller driving motor output shaft, a paper feeding roller driving belt is arranged on the paper feeding roller driving motor output shaft, and the paper feeding roller driving belt is arranged on the paper feeding driving wheel and the paper feeding roller driving motor output shaft so as to realize the transmission connection of the paper feeding roller driving motor and the paper feeding roller assembly.

In yet another specific embodiment of the present utility model, the paper feeding driving wheel includes a large driving wheel portion and a small driving wheel portion coaxially disposed, the large driving wheel portion and the small driving wheel portion are both in a disc shape, the radial diameter of the large driving wheel portion is larger than the radial diameter of the small driving wheel portion, and the radial diameter of the small driving wheel portion is smaller than the radial diameter of the separation driving wheel; the power mechanism comprises a transmission motor, a power belt and a deceleration strip, the transmission motor comprises a transmission motor output shaft, a transmission motor output wheel is arranged on the transmission motor output shaft, the radial diameter of the transmission motor output wheel is smaller than that of the large transmission wheel part, the power belt is sleeved on the transmission motor output wheel and the large transmission wheel part and realizes transmission connection of the transmission motor output wheel and the large transmission wheel part, the deceleration strip is sleeved on the small transmission wheel part and the separation transmission wheel and realizes transmission connection of the small transmission wheel part and the separation transmission wheel, and the transmission motor can realize differential rotation of the separation transmission wheel and the paper feeding transmission wheel through the power belt and the deceleration strip.

In still another specific embodiment of the present utility model, the separation roller assembly is disposed at an upper position of the foregoing loading platform, and the frame transverse plate is disposed at a lower position of the paper feed roller assembly and at a front end position corresponding to the separation roller assembly.

In still another specific embodiment of the present utility model, a separation roller bearing is disposed at a connection position between the separation roller and two frame side plates of the frame, and the separation roller body passes through the two separation roller bearings and is in running fit with the two separation roller bearings.

In a further specific embodiment of the present utility model, a paper feeding roller bearing is disposed at a connection position between the paper feeding roller and two frame side plates of the frame, and the paper feeding roller body passes through and is in running fit with the two paper feeding roller bearings.

In a further specific embodiment of the present utility model, a plurality of loading platform positioning plates are formed on the edges of the left and right sides of the loading platform, and frame side plate abdicating grooves are formed on the frame side plate parts on the two sides of the frame and at positions corresponding to the loading platform positioning plates, the shape and the size of the frame side plate abdicating grooves are adapted to the contour of the loading platform positioning plates, and the loading platform positioning plates can reciprocate up and down in the corresponding frame side plate abdicating grooves.

In still another specific embodiment of the present utility model, the feeding platform is obliquely disposed at a rear position of the separation roller assembly, the frame transverse plate is disposed between the separation roller and the paper feeding roller, a frame top plate formed between frame side plates at both sides is further disposed at an upper position of the frame transverse plate, and a paper baffle is formed at a position of the frame top plate close to the separation area.

In yet a further specific embodiment of the utility model, the one-way bearing is a high temperature resistant sealed bearing.

The beneficial effects of the utility model are as follows: firstly, separating single paper from a stacked paper stock pile by arranging a separating roller assembly, wherein the separating roller can stably and efficiently realize multiple times of separation of the paper and forward convey the paper into a paper conveying area, and the paper is outwards sent out by utilizing the paper conveying roller assembly, so that full-process automatic paper conveying work can be performed, convenience and stability in conveying the paper such as printing paper, kraft paper, a Pockey card, a certificate and the like are ensured, and the continuity of the paper conveying work is improved; secondly, through setting up the one-way bearing and being used for realizing the power transmission between separation drive wheel and the separation roller shaft and engaging and cutting off, avoid the condition that the separation drive wheel appears reversing, when the rotation of separation roller shaft is realized to needs, the separation drive wheel rotates clockwise and can transmit power to the separation roller shaft, and send to the paper feed gyro wheel and outwards carry the in-process after the paper separation, the paper is moved the speed grow under the drive of paper feed gyro wheel, the separation gyro wheel is exerted effort at paper trailing edge, separation gyro wheel and separation roller shaft rotational speed are accelerated, the one-way bearing can cut off the power transmission of separation roller shaft to the separation drive wheel at this moment, guarantee the job stabilization of separation drive wheel, and make separation gyro wheel and separation roller shaft also have equivalent rotation rate and rotate the paper separation of certain time under the condition that the separation drive wheel does not have power input, reduce power loss, operating efficiency and smoothness of equipment have been promoted, the cost is reduced.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an application diagram of the embodiment shown in FIG. 1;

FIG. 3 is a schematic diagram of another embodiment of the present utility model;

FIG. 4 is a schematic diagram of a structure of a further embodiment of the present utility model;

fig. 5 is a schematic structural view of a further embodiment of the present utility model.

In the figure: 1. the paper feeding device comprises a frame body, a frame body side plate abdicating groove, a frame body transverse plate, a frame body feeding area, a paper feeding area, a separating area, a frame body top panel and a paper baffle, wherein the frame body side plate is 11, the frame body side plate abdicating groove is 111, the frame body transverse plate is 13, the paper feeding area is 14, the separating area is 15, the frame body top panel is 16, and the paper baffle is 16; 2. a feeding platform and a 21. A positioning plate of the feeding platform; 3. the device comprises a separating roller assembly, 31, a separating roller, 311, a separating roller bearing, 32, a separating roller, 33, a separating driving wheel and 34, and a one-way bearing; 4. paper feeding roller components 41, paper feeding rollers 411, paper feeding roller bearings 42, paper feeding rollers 43, paper feeding driving wheels 431, large driving wheel parts 432 and small driving wheel parts; 5. power mechanism, 51, power motor, 511, power motor output shaft, 512, power motor transmission, 5121, first connecting groove I, 5122, second connecting groove II, 52, first transmission belt I, 53, second transmission belt II, 54, separating roller driving motor, 541, separating roller driving motor output shaft, 542, separating roller transmission belt, 55, feeding roller driving motor, 551, feeding roller driving motor output shaft, 552, feeding roller transmission belt, 56, transmission motor, 561, transmission motor output shaft, 562, transmission motor output wheel, 57, power belt, 58, deceleration belt. 6. Paper sheet.

Detailed Description

In order that the technical spirit and advantages of the present utility model may be more clearly understood, reference will now be made in detail to the following examples, which are not intended to limit the scope of the utility model, but rather are merely equivalent in form to the present utility model.

In the following description, all concepts related to the directions or azimuths of up, down, left, right, front and rear are based on the position state of fig. 1, and thus should not be construed as a specific limitation on the technical solution provided by the present utility model.

Embodiment one:

referring to fig. 1 and 2, a differential separating paper feeding mechanism is shown, which comprises a frame 1, a feeding platform 2, a separating roller assembly 3, a paper feeding roller assembly 4 and a power mechanism 5; the frame 1 includes two frame side plates 11 arranged at intervals and a frame transverse plate 12 connected to front ends of bottoms of the two frame side plates 11, the two frame side plates 11 are arranged vertically, the frame transverse plate 12 is arranged transversely, a paper feeding area 13 is formed at an upper portion of the frame transverse plate 12 and corresponds to a space between the two frame side plates 11, and a separation area 14 is formed at a space between the two frame side plates 11 and corresponds to a rear end of the frame transverse plate 12; the loading platform 2 is used for being in butt joint with the separation area 14 and conveying paper materials into the separation area 14, and in the embodiment, the loading platform 2 can realize up-and-down reciprocating motion under the drive of an external driving device and bear corresponding paper materials; the separating roller assembly 3 comprises a separating roller 31, a separating roller 32 and a separating driving wheel 33, the separating roller 31 is rotatably arranged between the two frame side plates 11 at the position of the separating area 14 close to the paper feeding area 13, the separating roller 32 is fixed on the separating roller 31 and corresponds to the upper position of the feeding platform 2, during operation, the separating roller 32 rotates clockwise, thereby separating single paper from stacked paper materials and conveying the single paper to the paper feeding area 13, the separating driving wheel 33 is arranged at the right end part of the separating roller 31, a one-way bearing 34 is arranged between the separating driving wheel 33 and the separating roller 31, and the one-way bearing 34 is used for realizing power transmission joint and power transmission cutting-off between the separating driving wheel 33 and the separating roller 31; as shown in fig. 1, the paper feed roller assembly 4 includes a paper feed roller 41, a paper feed roller 42 and a paper feed driving wheel 43, the paper feed roller 41 is rotatably installed between the two frame side plates 11 at a position corresponding to the middle of the paper feed area 13, the paper feed roller 42 is fixed on the paper feed roller 41 and corresponds to the upper position of the frame transverse plate 12, and the paper feed driving wheel 43 is arranged at the right end part of the paper feed roller 41; the power mechanism 5 is in transmission connection with the separation roller assembly 3 and the paper feeding roller assembly 4, the separation roller driving wheel 33 and the feeding driving wheel 43 can be independently driven, the power mechanism 5 can realize differential rotation between the separation roller 31 and the paper feeding roller 41, and the rotation speed of the separation roller 31 is lower than that of the paper feeding roller 41.

The way in which the one-way bearing 34 works is: the outer ring of the unidirectional bearing 34 is connected with the separation driving wheel 33, the inner ring of the unidirectional bearing 34 is connected with the separation roller 31, and the unidirectional bearing 34 belongs to the prior art; when the rotation of the separation roller 32 is required to be realized to separate paper, the power mechanism 5 drives the separation driving wheel 33 and the paper feeding driving wheel 43 to rotate clockwise, the separation driving wheel 33 applies a clockwise acting force to the unidirectional bearing 34, when the outer ring rotating speed of the unidirectional bearing 34 exceeds the inner ring rotating speed, the inner ring and the outer ring of the unidirectional bearing 34 are combined, so that kinetic energy of the separation driving wheel 33 is transmitted to the separation roller 31, the separation driving wheel 33 can drive the separation roller 31 and the separation roller 32 to rotate clockwise, the separation roller 32 forwards conveys the front edge part of single paper to the lower part of the paper feeding roller 42, and the paper feeding roller 42 outwards conveys the single paper because the rotating speed of the paper feeding roller 41 is higher than that of the separation rotating shaft 31; in the process of rolling and conveying the paper by the paper feeding roller 42, since the trailing edge part of the paper is still positioned between the separating roller 31 and the feeding platform 2, the moving speed of the paper is increased under the driving of the paper feeding roller 42, the trailing edge of the paper applies an acting force to the separating roller 32, the clockwise rotation speed of the separating roller 32 and the separating roller 31 is increased, the inner ring rotation speed of the one-way bearing 34 is higher than the outer ring rotation speed, and the inner ring and the outer ring of the one-way bearing 34 are in a separated state and rotate relatively independently, so that the power transmission from the separating roller 31 to the separating driving wheel 33 is cut off, and the separating driving wheel 33 cannot be applied by the acting force applied by the separating roller 31.

In the present embodiment, the radial diameter of the separation driving wheel 33 is larger than the radial diameter of the paper feed driving wheel 43; the power mechanism 5 has a power motor 51, a first belt i 52 and a second belt ii 53, the power motor 51 is disposed below the frame transverse plate 12, the power motor 51 includes a power motor output shaft 511, a power motor transmission member 512 is mounted on the power motor output shaft 511, a first connection groove i 5121 and a second connection groove ii 5122 are formed on the power motor transmission member 512, the first belt i 52 is mounted on the separation driving wheel 33 and the power motor transmission member 512 and disposed in the first connection groove i 5121, the second belt ii 53 is mounted on the paper feeding driving wheel 43 and the power motor transmission member 512 and disposed in the second connection groove ii 5122, and the power motor 51 can realize differential rotation of the separation driving wheel 33 and the paper feeding driving wheel 43 through the power motor output shaft 511 and through the first belt i 52 and the second belt ii 53; specifically, since the diameter of the separation driving wheel 33 is different from that of the paper feeding driving wheel 43, the power is output through the power motor output shaft 511, so that the rotation speed of the separation driving wheel 33 is higher than that of the paper feeding driving wheel 43, the structure is compact, and the space is saved.

In this embodiment, the separating driving wheel 33 and the paper feeding driving wheel 43 are pulleys, and the first driving belt i 52 and the second driving belt ii 53 are belts, so that differential rotation of the separating driving wheel 33 and the paper feeding driving wheel 43 is realized by means of pulley transmission; of course, a sprocket driving mechanism is adopted between the separating driving wheel 33, the paper feeding driving wheel 43 and the first driving belt I52 and the second driving belt II 53, that is, the separating driving wheel 33 and the paper feeding driving wheel 43 are gears, and the first driving belt I52 and the second driving belt II 53 are chains, and any driving form changes are within the protection scope of the present patent, and will not be repeated here.

Further, in the present embodiment, the separation roller assembly 3 is disposed at an upper position of the loading platform 2, and the frame lateral plate 12 is disposed at a lower position of the paper feed roller assembly 4 and at a front end position corresponding to the separation roller assembly 3; when paper needs to be conveyed, the feeding platform 2 can ascend and press the material stack to the lower part of the paper feeding separation roller 32 of the separation roller assembly 3, and the paper is conveyed towards the paper feeding roller assembly 4 by the driving of the separation roller 32.

Further, a separate roller bearing 311 is disposed at the connection between the separate roller 31 and the two frame side plates 11 of the frame 1, and the separate roller 31 body passes through the separate roller bearings 311 and is in rotation fit with the separate roller bearings.

Further, a paper feeding roller bearing 411 is disposed at the connection between the paper feeding roller 41 and the two frame side plates 11 of the frame 1, and the paper feeding roller 41 body passes through and is in rotation fit with the two paper feeding roller bearings 411.

Referring to fig. 1, a plurality of loading platform positioning plates 21 are respectively formed on the edges of the left and right sides of the loading platform 2, and frame side plate yielding grooves 111 are formed at the bottoms of the frame side plates 11 on the two sides of the frame 1 corresponding to the positions of the loading platform positioning plates 21, the shape and size of the frame side plate yielding grooves 111 are adapted to the contour of the loading platform positioning plates 21, and the loading platform positioning plates 21 can reciprocate up and down in the corresponding frame side plate yielding grooves 111.

In this embodiment, the one-way bearing 34 is preferably a high temperature resistant sealed bearing.

Further, the separating roller 32 and the feeding roller 42 are made of rubber.

Please combine fig. 1 and fig. 2, the applicant briefly describes the working principle of the technical solution of the present utility model: fig. 2 also shows that the paper 6, such as printing paper, kraft paper, and a pick card, where the separating roller 32 and the paper feeding roller 42 are located at an upper position of the paper 6, when the paper 6 needs to be conveyed outwards, a stack of the paper 6 is placed on the feeding platform 2, the feeding platform 2 can lift and press the stack to the bottom of the paper feeding separating roller 32, then the power motor 51 of the power mechanism 5 is started to make it work, the separating driving wheel 33 and the paper feeding driving wheel 43 simultaneously rotate clockwise, the unidirectional bearing 34 makes the separating roller 31 and the separating driving wheel 32 connected together, the separating driving wheel 33 can drive the separating roller 31 and the separating roller 32 to rotate clockwise, so that the separating roller 32 takes out the uppermost layer of the paper 6 from the stack, and conveys the front edge of the single paper 6 forward to the lower part of the paper feeding roller 42 and is clamped between the paper feeding roller 42 and the frame transverse plate 12, and the single paper feeding 6 is conveyed outwards by the separating roller 42 due to the fact that the rotation speed of the paper feeding roller 41 is greater than that of the separating roller 31; in the process of rolling and conveying the paper 6 by the paper conveying roller 42, since the rear edge part of the paper 6 is still positioned between the separating roller 31 and the feeding platform 2, the moving speed of the paper 6 is increased under the driving of the paper conveying roller 42, the inner ring and the outer ring of the one-way bearing 34 are separated, the power transmission between the separating driving wheel 33 and the separating roller 31 is cut off, when the rotating speed of the separating roller 31 is smaller than that of the separating driving wheel 33, the separating driving wheel 33 can output power to the separating roller 31 again, and in the process of continuously separating and conveying the paper, the separating driving wheel 33 can independently rotate, and the problems of abrasion and impact caused by the fact that the separating roller 31 instantaneously rotates at high speed can be prevented.

Embodiment two:

the present embodiment provides another specific implementation manner of the power mechanism 5 based on the first embodiment, and the technical solution described in the first embodiment is not described herein.

In this embodiment, referring to fig. 3, the power mechanism 5 includes a separation roller driving motor 54 and a paper feeding roller driving motor 55, the separation roller driving motor 54 and the paper feeding roller driving motor 55 may be fixed below the frame transverse plate 12 through mounting plates, the separation driving wheel 33 is disposed at the right end of the separation roller 31, and the paper feeding driving wheel 43 is disposed at the left end of the paper feeding roller 41; the separation roller driving motor 54 is configured to drive the separation roller assembly 3 to rotate, and includes a separation roller driving motor output shaft 541, the separation roller driving motor output shaft 541 extends towards the right, a separation roller driving belt 542 is disposed on the separation roller driving motor output shaft 541, and the separation roller driving belt 542 is mounted on the separation driving wheel 33 and the separation roller driving motor output shaft 541, so as to realize the driving connection between the separation roller driving motor 54 and the separation roller assembly 3; the paper feeding roller driving motor 55 is used for driving the paper feeding roller assembly 4 to rotate, and also comprises a paper feeding roller driving motor output shaft 551, the paper feeding roller driving motor output shaft 551 extends towards the left side, a paper feeding roller driving belt 552 is arranged on the paper feeding roller driving motor output shaft 551, and the paper feeding roller driving belt 552 is arranged on the paper feeding driving wheel 43 and the paper feeding roller driving motor output shaft 551 so as to realize the transmission connection between the paper feeding roller driving motor 55 and the paper feeding roller assembly 4.

It should be noted that: the separating roller driving motor 54 and the paper feeding roller driving motor 55 of the power mechanism 5 respectively drive the separating driving wheel 33 and the paper feeding driving wheel 43, but not a single motor, at this time, the radial diameter of the separating driving wheel 33 and the radial diameter of the paper feeding driving wheel 43 are not limited, the driving of the separating roller driving motor 54 and the paper feeding roller driving motor 55 only needs to ensure that the rotation speed of the paper feeding driving wheel 43 is greater than the rotation speed of the separating driving wheel 33, and the independent two driving motors can ensure the convenience of maintenance, and due to the arrangement of the one-way bearing 34, the separating roller 31 can have a considerable rotation speed and rotate for a certain time to separate paper under the condition that the separating driving wheel 33 has no power input, and the separating roller driving motor 54 only needs to keep small power to work, thereby reducing energy loss and corresponding use cost.

Embodiment III:

the present embodiment provides another specific implementation manner of the power mechanism 5 based on the first embodiment, and the technical solution described in the first embodiment is not described herein.

In this embodiment, referring to fig. 3, the paper feeding driving wheel 43 includes a large driving wheel portion 431 and a small driving wheel portion 432 coaxially disposed, and the paper feeding driving wheel 43 has a stepped structure, the large driving wheel portion 431 and the small driving wheel portion 432 are both in a disc shape, the radial diameter of the large driving wheel portion 431 is larger than the radial diameter of the small driving wheel portion 432, and the radial diameter of the small driving wheel portion 432 is smaller than the radial diameter of the separation driving wheel 33; the power mechanism 5 comprises a transmission motor 56, a power belt 57 and a speed reducing belt 58, the transmission motor 56 comprises a transmission motor output shaft 561, a transmission motor output wheel 562 is arranged on the transmission motor output shaft 561, the radial diameter of the transmission motor output wheel 562 is smaller than that of the large transmission wheel part 431, the power belt 57 is sleeved on the transmission motor output wheel 562 and the large transmission wheel part 431 and realizes transmission connection of the transmission motor output wheel 562 and the large transmission wheel part 431, the speed reducing belt 58 is sleeved on the small transmission wheel part 432 and the separation transmission wheel 33 and realizes transmission connection of the small transmission wheel part 432 and the separation transmission wheel 33, and the transmission motor 56 can realize differential rotation of the separation transmission wheel 33 and the paper feeding transmission wheel 43 through the power belt 57 and the speed reducing belt 58; when the transmission motor output shaft 561 of the transmission motor 56 rotates and outputs power, the transmission motor output wheel 562 rotates and drives the large transmission wheel part 431 of the paper feeding transmission wheel 43 to rotate, the small transmission wheel part 432 of the paper feeding transmission wheel 43 follows and drives the separation transmission wheel 33 to rotate through the speed reducing belt 58, and the radial diameter of the small transmission wheel part 432 is smaller than that of the separation transmission wheel 33, so that the rotating speed of the separation transmission wheel 33 is smaller than that of the paper feeding transmission wheel 43, two-stage speed reduction is realized, and high efficiency and stability during paper separation and conveying can be effectively ensured.

Embodiment four:

in this embodiment, referring to fig. 5, unlike the first embodiment, the loading platform 2 is obliquely disposed at a right rear position of the separating roller 32 of the separating roller assembly 3, the frame transverse plate 12 is disposed between the separating roller 32 and the paper feeding roller 42, a frame top plate 15 is disposed above the frame transverse plate 12 and is formed between the frame side plates 11 at both sides, and a paper baffle 16 is formed at a position of the frame top plate 15 near the separating area 14; in this embodiment, the feeding platform 2 is fixedly installed between the two frame side plates 11, the paper stack can be stacked on the feeding platform 2, and one end of the paper stack can be abutted against the paper limiting plate 16; when it is necessary to perform a separating and feeding operation of the sheets, the separating roller assembly 3 is operated such that the separating roller 32 separates the lowermost sheet of the stack and feeds it into the space between the frame transverse plate 12 and the frame top plate 15, and when the sheets are moved onto the feeding roller 42, the feeding roller 42 can feed the single sheet 6 outwardly.

In this embodiment, the other technical features are the same as those of the first embodiment except that the technical features are different from those of the first embodiment, and the power mechanism 5 is also in driving connection with the separation roller assembly 3 and the paper feeding roller assembly 4, and realizes differential rotation between the separation roller 31 and the paper feeding roller 41.

In summary, the technical scheme provided by the utility model overcomes the defects in the prior art, successfully completes the task of the utility model, and faithfully honors the technical effects carried in the technical effect column of the applicant.

Claims (10)

1. A differential separation paper feed mechanism, comprising: a frame body (1), a feeding platform (2), a separating roller assembly (3), a paper feeding roller assembly (4) and a power mechanism (5); the frame body (1) comprises two frame body side plates (11) which are arranged at intervals and a frame body transverse plate (12) which is connected between the two frame body side plates (11), wherein the space between the two frame body side plates (11) corresponds to the upper part of the frame body transverse plate (12) to form a paper feeding area (13), and the space between the two frame body side plates (11) corresponds to the rear end of the frame body transverse plate (12) to form a separation area (14); the feeding platform (2) is used for being in butt joint with the separation area (14) and conveying paper materials into the separation area (14); the separating roller assembly (3) comprises a separating roller (31), a separating roller (32) and a separating driving wheel (33), the separating roller (31) is rotatably arranged between two frame body side plates (11) at the position of the separating area (14) and close to the paper feeding area (13), the separating roller (32) is fixed on the separating roller (31) and corresponds to the upper position of the feeding platform (2), the separating driving wheel (33) is arranged at one end part of the separating roller (31), a one-way bearing (34) is arranged between the separating driving wheel (33) and the separating roller (31), and the one-way bearing (34) is used for realizing power transmission joint and power transmission cutting-off between the separating driving wheel (33) and the separating roller (31); the paper feeding roller assembly (4) comprises a paper feeding roller (41), a paper feeding roller (42) and a paper feeding driving wheel (43), the paper feeding roller (41) is rotatably arranged between two frame body side plates (11) at a position corresponding to the middle of a paper feeding area (13), the paper feeding roller (42) is fixed on the paper feeding roller (41) and corresponds to the upper position of a frame body transverse plate (12), and the paper feeding driving wheel (43) is arranged at one end part of the paper feeding roller (41); the power mechanism (5) is in transmission connection with the separation roller assembly (3) and the paper feeding roller assembly (4), the separation roller assembly (3) and the paper feeding roller assembly (4) can be independently driven, the power mechanism (5) can realize differential rotation of the separation roller (31) and the paper feeding roller (41), and the rotating speed of the separation roller (31) is lower than that of the paper feeding roller (41).

2. The differential separating paper feeding mechanism according to claim 1, wherein: the radial diameter of the separation driving wheel (33) is larger than that of the paper feeding driving wheel (43); the power mechanism (5) is provided with a power motor (51), a first transmission belt I (52) and a second transmission belt II (53), the power motor (51) is arranged at the lower position of the transverse plate (12) of the frame body, the power motor (51) comprises a power motor output shaft (511), a power motor transmission member (512) is arranged on the power motor output shaft (511), a first connecting groove I (5121) and a second connecting groove II (5122) are formed in the power motor transmission member (512), the first transmission belt I (52) is arranged on the separation transmission wheel (33) and the power motor transmission member (512) and is arranged in the first connecting groove I (5121), the second transmission belt II (53) is arranged on the paper feeding transmission wheel (43) and the power motor transmission member (512) and is arranged in the second connecting groove II (5122), and the power motor (51) can realize the separation of the paper feeding transmission wheel (43) and the differential transmission wheel (33) through the power motor output shaft (511) and the first transmission belt I (52).

3. The differential separating paper feeding mechanism according to claim 1, wherein: the power mechanism (5) comprises a separation roller driving motor (54) and a paper feeding roller driving motor (55); the separation roller driving motor (54) is used for driving the separation roller assembly (3) to rotate and comprises a separation roller driving motor output shaft (541), a separation roller driving belt (542) is arranged on the separation roller driving motor output shaft (541), and the separation roller driving belt (542) is arranged on the separation driving wheel (33) and the separation roller driving motor output shaft (541) so as to realize the transmission connection of the separation roller driving motor (54) and the separation roller assembly (3); the paper feeding roller driving motor (55) is used for driving the paper feeding roller assembly (4) to rotate and also comprises a paper feeding roller driving motor output shaft (551), a paper feeding roller driving belt (552) is arranged on the paper feeding roller driving motor output shaft (551), and the paper feeding roller driving belt (552) is arranged on the paper feeding driving wheel (43) and the paper feeding roller driving motor output shaft (551) so as to realize the transmission connection of the paper feeding roller driving motor (55) and the paper feeding roller assembly (4).

4. The differential separating paper feeding mechanism according to claim 1, wherein: the paper feeding driving wheel (43) comprises a large driving wheel part (431) and a small driving wheel part (432) which are coaxially arranged, the large driving wheel part (431) and the small driving wheel part (432) are in a disc shape, the radial diameter of the large driving wheel part (431) is larger than that of the small driving wheel part (432), and the radial diameter of the small driving wheel part (432) is smaller than that of the separation driving wheel (33); the power mechanism (5) comprises a transmission motor (56), a power belt (57) and a speed reducing belt (58), the transmission motor (56) comprises a transmission motor output shaft (561), a transmission motor output wheel (562) is arranged on the transmission motor output shaft (561), the radial diameter of the transmission motor output wheel (562) is smaller than that of the large transmission wheel part (431), the power belt (57) is sleeved on the transmission motor output wheel (562) and the large transmission wheel part (431) and realizes transmission connection of the transmission motor output wheel (562) and the large transmission wheel part (431), the speed reducing belt (58) is sleeved on the small transmission wheel part (432) and the separation transmission wheel (33) and realizes transmission connection of the small transmission wheel part (432) and the separation transmission wheel (33), and the transmission motor (56) can realize differential rotation of the separation transmission wheel (33) and the paper feeding transmission wheel (43) through the power belt (57) and the speed reducing belt (58).

5. The differential separating paper feeding mechanism according to claim 1, wherein: the separating roller assembly (3) is arranged at the upper position of the feeding platform (2), and the frame transverse plate (12) is arranged at the lower position of the paper feeding roller assembly (4) and corresponds to the front end position of the separating roller assembly (3).

6. The differential separating paper feeding mechanism according to claim 1, wherein: a separating roller bearing (311) is arranged at the joint of the separating roller (31) and the two frame body side plates (11) of the frame body (1), and the separating roller (31) body penetrates through the two separating roller bearings (311) and is in running fit with the two separating roller bearings.

7. The differential separating paper feeding mechanism according to claim 1, wherein: a paper feeding roller bearing (411) is arranged at the joint of the paper feeding roller (41) and the two frame body side plates (11) of the frame body (1), and the paper feeding roller (41) body passes through the two paper feeding roller bearings (411) and is in running fit with the two paper feeding roller bearings.

8. The differential separating paper feeding mechanism according to claim 1, wherein: a plurality of feeding platform locating plates (21) are formed on the edges of the left side and the right side of the feeding platform (2), a frame side plate yielding groove (111) is formed in the position of the frame side plates (11) on the two sides of the frame body (1) and corresponds to the position of the feeding platform locating plates (21), the shape and the size of the frame side plate yielding groove (111) are matched with the outline of the feeding platform locating plates (21), and the feeding platform locating plates (21) can reciprocate up and down in the corresponding frame side plate yielding grooves (111).

9. The differential separating paper feeding mechanism according to claim 1, wherein: the feeding platform (2) is obliquely arranged at the rear position of the separating roller (32) of the separating roller assembly (3), the frame transverse plate (12) is arranged between the separating roller (32) and the paper feeding roller (42), a frame top panel (15) formed between frame side plates (11) on two sides is further arranged at the upper position of the frame transverse plate (12), and a paper baffle (16) is formed at the position of the frame top panel (15) close to the separating area (14).

10. The differential separating paper feeding mechanism according to claim 1, wherein: the unidirectional bearing (34) is a high-temperature-resistant sealed bearing.