CN115921044A

CN115921044A - Waste paper reducing mechanism

Info

Publication number: CN115921044A
Application number: CN202211589957.5A
Authority: CN
Inventors: 徐学文
Original assignee: Yingtan Hengxiang Packaging Co ltd
Current assignee: Yingtan Hengxiang Packaging Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-07

Abstract

The invention relates to the technical field of waste paper crushing machinery, in particular to a waste paper crushing device, which comprises: a box body; the crushing mechanism is used for crushing the waste paper and is arranged at the front end of the box body, and the crushing mechanism penetrates into the box body; the feeding mechanism is used for realizing uniform feeding and avoiding paper jam and is arranged at the top end of the box body; feeding mechanism can only need directly place waste paper file and get into feeding mechanism and can realize automatic feeding in the device, the plectrum that autogiration's plectrum subassembly utilized self to stretch out and draw back can carry out the centre gripping to waste paper file and stir, realize feeding operation in proper order, it can be when waste paper file gets into to draw the material subassembly, utilize the power of self vibrations to transmit waste paper file to the feeding frame in, the vibrations board that the utilization possesses flexible performance is mutually supported, make and normally carry along the waste paper file that gets into the box, the condition of card paper is avoided appearing simultaneously.

Description

Waste paper reducing mechanism

Technical Field

The invention relates to the technical field of waste paper crushing machinery, in particular to a waste paper crushing device.

Background

Waste paper refers to recyclable resources which are discarded after being used in production and life, and includes various high-grade paper, yellow board paper, waste paper boxes, edge cutting paper, packing paper, paper for enterprises and units, paper for engineering, books and periodicals, and the like. The documents are used as important carriers of commercial confidentiality, paper documents need to be destroyed by waste paper smashing and filling paper after being used, but need to be placed in sequence, when the number of the documents is too large, the documents are prone to blocking, the smashed documents are too loose, the documents are inconvenient to process in the later period, and need to be cleaned frequently, and blocking is avoided.

Disclosure of Invention

The invention aims to solve the problems that the waste paper crushing device needs to be placed in sequence, the situation that the files are easy to block when the number of the files is too large to be placed is improved, the crushed files are too loose and inconvenient to be processed in the later period, the crushed files need to be cleaned frequently, and the problem that the files are blocked is solved.

The invention achieves the above-mentioned purpose through the following technical scheme, a waste paper crushing device, comprising: a box body; the crushing mechanism is used for crushing the waste paper and is arranged at the front end of the box body, and the crushing mechanism penetrates into the box body; the feeding mechanism is arranged at the top end of the box body, realizes uniform feeding and avoids paper jamming; the collecting mechanism capable of collecting and compressing the waste paper is arranged at the bottom end of the box body; wherein, rubbing crusher constructs including the equipment box of fixed connection in the box front end, the inner wall of box rotates and is connected with two crushing rollers, the surperficial fixed surface of crushing roller is connected with a plurality of evenly distributed's crushing blade, two the one end of crushing roller all runs through box and equipment box and extends to the equipment box in, two the equal fixedly connected with circular gear in one end surface of crushing roller, two circular gear engagement connects, inner wall one side fixed mounting of equipment box has the motor, one of them the equal fixedly connected with conical gear of one end surface of crushing roller and the output shaft of motor, two conical gear engagement connects, and rubbing crusher constructs can utilize two sets of relative rotations and be the crushing blade of crisscross distribution each other and carry out shredding operation to the waste paper that gets into the box, and the crushing effect to waste paper file that crisscross each other is better.

Preferably, feed mechanism includes the feeding frame of fixed connection in the box top, the inner wall of feeding frame is provided with dials the material subassembly, dial material subassembly and one of them be provided with drive assembly between the crushing roller, the inner diapire of feeding frame is provided with draws the material subassembly, and feed mechanism can place a plurality of waste paper files in proper order among the device, need not to place alone in proper order, saves the time and the intensity of labour of placing the waste paper file, only needs to place the waste paper file directly and gets into to feed mechanism and can realize automatic feeding.

Preferably, dial the material subassembly including rotating the material roller of dialling of connecting in feeding frame inner wall, dial the inside of material roller and offer two circular slots that are central symmetric distribution, the inner wall one end fixedly connected with second spring of circular slot, the other end fixedly connected with telescopic link of second spring, the other end of telescopic link runs through the circular slot and dials material roller and fixedly connected with switch plate, the edge of switch plate is the fillet form, and autogiration's the material subassembly of dialling utilizes the switch plate that self can stretch out and draw back to carry out the centre gripping to waste paper file and stir, realizes the feeding operation in proper order.

Preferably, the transmission assembly comprises a first synchronous belt, one end of the material stirring roller sequentially penetrates through the feeding frame and extends into the equipment box, one end of one of the crushing roller and one end of the material stirring roller are fixedly connected with first belt pulleys, the two first belt pulleys are in transmission connection through the first synchronous belt, the transmission assembly can automatically drive the material stirring assembly to run when the crushing mechanism runs, the consistency is high, the step-by-step opening time is saved, and the device runs more smoothly and trouble-saving.

Preferably, the material guiding component comprises a vibration plate, a plurality of first springs are fixedly connected to the inner bottom wall of the feeding frame, the top ends of the first springs are fixedly connected with the bottom end of the vibration plate, one side of the feeding frame is provided with the inclined material placing plate, the bottom end of the material placing plate is provided with a vibration motor, the material placing frame is fixedly connected to one side of the material placing plate, a plurality of soft hanging curtains are arranged at one end of the inner top wall of the feeding frame, the material guiding component can transmit waste paper files to the feeding frame by utilizing the self-vibration force when the waste paper files enter the feeding frame, most of the waste paper files are stopped on the material placing plate, the vibration plates with the telescopic performance are matched with one another, the waste paper files entering the box body can be normally conveyed, the paper jamming condition is avoided, the vibration plate can vibrate up and down after one-time material stirring is finished, the problem that the waste paper files cannot completely enter the box body is avoided, and the blockage condition is avoided.

Preferably, all be provided with the passageway groove between feeding frame and the box, the swash plate that the interior roof fixedly connected with slope of feeding frame set up, the other end fixedly connected with riser of swash plate, inner wall one side fixedly connected with second guide board of passageway groove, one side upper end of second guide board is the slope circular arc, form the unloading passageway between second guide board and the riser, carry out effectual guide to the file, avoid the condition that the jam appears in the waste paper file.

Preferably, two scraper blades of the interior diapire fixedly connected with of box, two the scraper blade is eight characters form and distributes, a plurality of bar grooves have been seted up on the surface of scraper blade, a plurality of recesses have been seted up on the surface of scraper blade, the inner wall and the crushing blade of bar groove and recess are laminated mutually, and when crushing roller rotated, the scraper blade was immovable, and consequently the scraper blade utilizes the bar groove and the recess of self to carry out comprehensive scraping operation to crushing roller, avoids shredded paper to remain on crushing roller and crushing blade surface, ensures kibbling effect.

Preferably, the interior diapire fixedly connected with of box is two first guide boards that the opening form distributes, the other end and the scraper blade fixed connection of first guide board realize clastic automatic discharge under the guide effect of first guide board, avoid it to stop in the box, ensure the normal crushing operation of device.

Preferably, collect the mechanism and include the collection frame of fixed connection in the box bottom, the front end of collecting the frame is provided with the side door, row's material groove has all been seted up to the box with the opposite side of collecting the frame, the inner wall of collecting the frame is provided with stirs the subassembly, and the device is middle to collect the mechanism and can be under rubbing crusher constructs self guide part effect, can be automatic can enter into and accomodate in collecting the frame.

Preferably, the poking component comprises a third spring fixedly connected to one side of the inner wall of the collecting frame, the other end of the third spring is fixedly connected with the poking frame, the section of the poking frame is in a reverse-direction shape of 21274, the inner wall of the collecting frame is rotatably connected with a round rod, the other end of the round rod is fixedly connected with a cam, the surface of the cam is in contact with the inner wall of the poking frame, the other end of the smashing roller and the surface of the round rod are both fixedly connected with second belt pulleys, a second synchronous belt is in transmission connection between the two second belt pulleys, and the poking component can be automatically operated and poked under the driving of the smashing structure, so that waste paper file fragments entering the collecting frame can be compressed while the discharge chute is prevented from being blocked, the volume of the waste paper file fragments is reduced, the cleaning times are reduced, and the maintenance is more convenient.

The invention has the beneficial effects that:

1. the feeding mechanism in the device can sequentially place a plurality of waste paper files, the waste paper files do not need to be sequentially and independently placed, the time and labor intensity for placing the waste paper files are saved, automatic feeding can be realized only by directly placing the waste paper files into the feeding mechanism, the material stirring assembly and the transmission assembly are matched with each other, the material stirring assembly can be automatically driven to run when the crushing mechanism runs, the consistency is high, step-by-step opening time is saved, the device runs more smoothly and trouble-saving, the automatic rotating material stirring assembly can clamp and stir the waste paper files by using a self-telescopic stirring plate, sequential feeding operation is realized, the material guiding assembly can transmit the waste paper files into a feeding frame by using self-vibrating force when the waste paper files enter, most of the waste paper files stop on the material placing plate, the vibration plates with telescopic performance are matched with each other, the waste paper files entering the box body can be normally conveyed along with the box body, the paper jam situation is avoided, and the vibration plates can vibrate up and down when one-time stirring is finished, the waste paper files can not completely enter the box body, and the blockage situation is avoided;

2. the crushing mechanism in the device can crush the waste paper entering the box body by utilizing two groups of crushing blades which rotate relatively and are distributed in a mutually staggered manner, the mutually staggered crushing effect on the waste paper files is better, and when the crushing roller rotates, the scraper blade is fixed, so that the scraper blade can comprehensively scrape the crushing roller by utilizing the self strip-shaped groove and the groove, the crushed paper is prevented from remaining on the surfaces of the crushing roller and the crushing blades, the crushing effect is ensured, the automatic discharge of the crushed paper is realized under the guiding action of the first guide plate, the crushed paper is prevented from staying in the box body, and the normal crushing operation of the device is ensured;

3. the device in collect the mechanism can be under rubbing crusher constructs self guide part effect, can be automatic can get into and accomodate in collecting the frame, and under the drive of crushing structure, stir the subassembly and can stir by the automatic operation, compress the waste paper file piece that gets into to collecting in the frame when can avoid appearing the bin outlet and taking place to block up, reduce the clastic volume of waste paper file to reach and reduce the clearance number of times, it is more convenient to maintain simultaneously.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the shredder mechanism and housing of the present invention;

FIG. 3 is a schematic view of the shredder mechanism of the present invention;

FIG. 4 is a schematic view of the construction of the flight and the first guide plate of the present invention;

FIG. 5 is a schematic structural view of a feeding mechanism of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 5;

FIG. 7 is a schematic structural view of the kick-out assembly of the present invention;

fig. 8 is a schematic view of the structure of the collecting mechanism of the present invention.

In the figure: 1. a box body; 2. a crushing mechanism; 201. an equipment box; 202. a crushing roller; 203. a crushing blade; 204. a circular gear; 205. a motor; 206. a bevel gear; 207. a squeegee; 208. a first guide plate; 209. a strip-shaped groove; 210. a groove; 3. a feeding mechanism; 301. a feeding frame; 302. a material poking component; 3021. a material stirring roller; 3022. a circular groove; 3023. a second spring; 3024. a telescopic rod; 3025. a kick-out plate; 303. a transmission assembly; 3031. a first timing belt; 3032. a first pulley; 304. a material guiding assembly; 3041. a first spring; 3042. a vibration plate; 3043. placing a material plate; 3044. a vibration motor; 3045. a material placing frame; 3046. a flexible curtain; 305. a vertical plate; 306. a second guide plate; 307. a sloping plate; 4. a collection mechanism; 401. a collection frame; 402. a side door; 403. a discharge chute; 404. the component is stirred; 4041. a third spring; 4042. dialing the frame; 4043. a round bar; 4044. a cam; 4045. a second pulley; 4046. a second timing belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the specific implementation: as shown in fig. 1 to 8, a used paper shredder comprises: a box body 1; the crushing mechanism 2 is used for crushing waste paper, the crushing mechanism 2 is arranged at the front end of the box body 1, and the crushing mechanism 2 penetrates into the box body 1; the feeding mechanism 3 is arranged at the top end of the box body 1, realizes uniform feeding and avoids paper jamming; and a collecting mechanism 4 which can collect and compress the waste paper and is arranged at the bottom end of the box body 1. In feed mechanism 3 is directly placed to the file that will need to smash, feed mechanism 3 carries the file in box 1 in proper order, 2 operations of rubbing crusher constructs the operation of smashing the file, rubbing crusher constructs 2 and can drive feed mechanism 3 synchronous operation simultaneously, the realization is smashed the file feeding in proper order, the file after smashing gets into to collect in the mechanism 4 to compress the file of collecting under rubbing crusher constructs 2's effect simultaneously, accomplish this waste paper crushing operation.

As shown in fig. 1, fig. 2, fig. 3, fig. 5, fig. 6 and fig. 7, the feeding mechanism 3 includes a feeding frame 301 fixedly connected to the top end of the box body 1, a material stirring assembly 302 is disposed on the inner wall of the feeding frame 301, a transmission assembly 303 is disposed between the material stirring assembly 302 and one of the pulverizing rollers 202, and a material guiding assembly 304 is disposed on the inner bottom wall of the feeding frame 301. The material stirring assembly 302 comprises a material stirring roller 3021 rotationally connected to the inner wall of the feeding frame 301, two circular grooves 3022 which are distributed in a central symmetry manner are formed in the material stirring roller 3021, a second spring 3023 is fixedly connected to one end of the inner wall of each circular groove 3022, an expansion link 3024 is fixedly connected to the other end of each second spring 3023, the other end of each expansion link 3024 penetrates through the circular grooves 3022 and the material stirring roller 3021, the material stirring plate 3025 is fixedly connected to the other end of each expansion link 3025, and the edge of each material stirring plate 3025 is in a circular angle shape. The transmission assembly 303 comprises a first synchronous belt 3031, one end of the kickoff roller 3021 sequentially penetrates through the feeding frame 301 and extends into the equipment box 201, a first belt pulley 3032 is fixedly connected with one end of one crushing roller 202 and one end of the kickoff roller 3021, and the two first belt pulleys 3032 are in transmission connection through the first synchronous belt 3031. When the crushing roller 202 rotates, under the action of the two first belt pulleys 3032 and the first synchronous belt 3031, the material stirring roller 3021 rotates synchronously, the material stirring roller 3021 drives the telescopic rod 3024 and the material stirring plate 3025 to rotate, the material stirring plate 3025 contacts with the upper part of the waste paper file firstly when rotating, when the material stirring plate 3025 rotates to six o' clock direction, the second spring 3023 bends, the clamping force of the material stirring plate 3025 to the file increases, the material stirring plate 3025 after the material stirring operation can be separated from the vibration plate 3042, and thus the reciprocating material stirring operation is performed.

As shown in fig. 1, fig. 2, fig. 3, fig. 5, fig. 6 and fig. 7, the guiding assembly 304 includes a vibration plate 3042, a plurality of first springs 3041 are fixedly connected to an inner bottom wall of the feeding frame 301, top ends of the first springs 3041 are fixedly connected to a bottom end of the vibration plate 3042, an inclined material placing plate 3043 is disposed at one side of the feeding frame 301, a vibration motor 3044 is disposed at a bottom end of the material placing plate 3043, a material placing frame 3045 is fixedly connected to one side of the material placing plate 3043, and a plurality of soft hanging curtains 3046 are disposed at one end of an inner top wall of the feeding frame 301. All be provided with the access groove between feeding frame 301 and the box 1, the swash plate 307 that the interior roof fixedly connected with slope of feeding frame 301 set up, the other end fixedly connected with riser 305 of swash plate 307, and inner wall one side fixedly connected with second guide board 306 of access groove, one side upper end of second guide board 306 is the slope circular arc, forms the unloading passageway between second guide board 306 and the riser 305. The shredded paper documents to be shredded are directly placed on the material placing frame 3045, the soft hanging curtain 3046 plays a role in blocking attractiveness and avoiding foreign objects from entering, the vibration motor 3044 drives the material placing plate 3043 to vibrate, the documents on the material placing frame 3045 sequentially enter the material placing plate 3043 under the action of self inclination angle and vibration, under the action of the material shifting assembly 302, the upper part of the documents on the material placing plate 3043 can reach the vibration plate 3042, the vibration plate 3042 moves downwards to fully clamp and convey the documents, the shredded paper documents can enter the box body 1 from the discharging channel formed by the second guide plate 306 and the vertical plate 305, in addition, the documents on the vibration plate 3042 can generate a shaking condition during conveying, and meanwhile, the arc shape of the second guide plate 306 plays a role in guiding.

As shown in fig. 1, 2, 3 and 4, the crushing mechanism 2 includes an equipment box 201 fixedly connected to the front end of the box 1, the inner wall of the box 1 is rotatably connected with two crushing rollers 202, the surface of the crushing roller 202 is fixedly connected with a plurality of uniformly distributed crushing blades 203, one ends of the two crushing rollers 202 penetrate through the box 1 and the equipment box 201 and extend into the equipment box 201, one end surfaces of the two crushing rollers 202 are fixedly connected with a circular gear 204, the two circular gears 204 are meshed and connected, a motor 205 is fixedly mounted on one side of the inner wall of the equipment box 201, one end surface of one crushing roller 202 and an output shaft of the motor 205 are fixedly connected with a conical gear 206, and the two conical gears 206 are meshed and connected. The crushing rollers 202 are rotated by the two bevel gears 206 and the two crushing rollers 202 are rotated relative to each other by the two circular gears 204 by the activation of the motor 205, whereby the used paper document is crushed by the crushing blade 203.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, two scrapers 207 are fixedly connected to the inner bottom wall of the box body 1, the two scrapers 207 are distributed in a splayed shape, a plurality of strip-shaped grooves 209 are formed in the surface of the scrapers 207, a plurality of grooves 210 are formed in the surface of the scrapers 207, and the inner walls of the strip-shaped grooves 209 and the grooves 210 are attached to the crushing blades 203. The inner bottom wall of the box body 1 is fixedly connected with two first guide plates 208 distributed in an opening shape, and the other ends of the first guide plates 208 are fixedly connected with the scraping plate 207. The two stationary scrapers 207 can scrape the surfaces of the shredding blade 203 and the shredding roller 202 to prevent waste paper from staying on the surfaces of the shredding blade 203 and the shredding roller 202, and the two inverted-splayed first guide plates 208 guide the shredded paper to discharge the shredded paper out of the box 1 in time.

As shown in fig. 1, 2, 3 and 8, the collecting mechanism 4 includes a collecting frame 401 fixedly connected to the bottom end of the box body 1, a side door 402 is provided at the front end of the collecting frame 401, a material discharging groove 403 is provided at the opposite sides of the box body 1 and the collecting frame 401, and a toggle assembly 404 is provided at the inner wall of the collecting frame 401. The poking component 404 comprises a third spring 4041 fixedly connected to one side of the inner wall of the collecting frame 401, the other end of the third spring 4041 is fixedly connected with a poking frame 4042, the cross section of the poking frame 4042 is reverse in shape of a reversed V-2127442, the inner wall of the collecting frame 401 is rotatably connected with a round rod 4043, the other end of the round rod 4043 is fixedly connected with a cam 4044, the surface of the cam 4044 is in contact with the inner wall of the poking frame 4042, one end of the other crushing roller 202 and the surface of the round rod 4043 are both fixedly connected with a second belt pulley 4045, and a second synchronous belt 4046 is connected between the two second belt pulleys 4045 in a transmission manner. Under the effect of first guide plate 208, the piece enters into to collecting frame 401 from blow off groove 403, under the effect of two second pulleys 4045 and second synchronous belt 4046, and rotation appears in round bar 4043, utilizes cam 4044's rotation to stir frame 4042, and under the effect of third spring 4041, stir frame 4042 and can appear reciprocating motion operation, compress the shredded paper, when needing the clearance, open side door 402 can.

When the invention is used, a paper scrap file to be crushed is directly placed on the material placing frame 3045, the soft hanging curtain 3046 plays a role of shielding beauty and avoiding foreign objects from entering, the vibration motor 3044 drives the material placing plate 3043 to vibrate, under the action of self inclination angle and vibration, the file on the material placing frame 3045 sequentially enters the material placing plate 3043, the motor 205 is started, the crushing roller 202 rotates under the action of the two conical gears 206, the two crushing rollers 202 rotate relatively under the action of the two circular gears 204, so that the waste paper file is crushed by the crushing blade 203, when the crushing roller 202 rotates, under the action of the two first belt pulleys 3032 and the first synchronous belt 3031, the material shifting roller 3021 drives the telescopic rod 3024 and the material shifting plate 3025 to rotate, the material shifting plate 3025 contacts with the upper part of the waste paper file first, when the crushing roller 202 rotates, when the material shifting plate 3025 rotates to the sixth clock direction, the second spring 3023 bends, the material shifting plate 3025 bends, the upper part of the material shifting plate 3025 and clamps the upper part of the waste paper scrap file, and the upper part of the feeding guide plate 3042, and the vibration plate 3042 moves to the upper part of the feeding channel to form a vibration operation, and a vibration guide plate 3042, and a vibration operation, so that the upper part of the feeding guide plate 3042 and a vibration plate 3042;

at this moment, two immovable scrapers 207 can scrape the operation to the surface of smashing blade 203 and crushing roller 202, avoid waste paper to stop on crushing blade 203 and crushing roller 202 surface, two first guide boards 208 that are the shape of falling eight guide the operation to the shredded paper, the timely discharge box 1 of file after will smashing, under first guide board 208's effect, the piece gets into to collecting frame 401 from arranging the silo 403 in, under the effect of two second belt pulleys 4045 and second synchronous belt 4046, the rotation appears in round bar 4043, utilize cam 4044's rotation to stir frame 4042, under the effect of third spring 4041, stir frame 4042 and can appear reciprocating operation, compress the shredded paper, when needing to clear up, open side door 402 can.

It should be noted that, in the above description, the motor 205, the vibration motor 3044, and the like are all devices that are mature in application in the prior art, and the specific models can be selected according to actual needs, and meanwhile, the power supplied by the motor 205 and the vibration motor 3044 can be supplied to the internal power supply or the commercial power, and the specific power supply mode is selected according to circumstances, and is not described herein again.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A used paper shredder, comprising:

a box body (1);

the crushing mechanism (2) is used for crushing the waste paper, the crushing mechanism (2) is arranged at the front end of the box body (1), and the crushing mechanism (2) penetrates into the box body (1);

the feeding mechanism (3) is used for realizing uniform feeding and avoiding paper jam, and the feeding mechanism (3) is arranged at the top end of the box body (1);

the collecting mechanism (4) is arranged at the bottom end of the box body (1), and the collecting mechanism (4) can collect and compress the waste paper;

wherein, rubbing crusher constructs (2) including equipment box (201) of fixed connection in box (1) front end, the inner wall of box (1) rotates and is connected with two crushing rollers (202), the surperficial fixedly connected with of crushing roller (202) a plurality of evenly distributed's crushing blade (203), two the one end of crushing roller (202) all runs through box (1) and equipment box (201) and extends to in equipment box (201), two the equal fixedly connected with circular gear (204) in one end surface of crushing roller (202), two circular gear (204) meshing is connected, the inner wall one side fixed mounting of equipment box (201) has motor (205), one of them the equal fixedly connected with conical gear (206) of the output shaft of the one end surface of crushing roller (202) and motor (205), two conical gear (206) meshing is connected.

2. A used paper shredder according to claim 1, characterized in that: the feeding mechanism (3) comprises a feeding frame (301) fixedly connected to the top end of the box body (1), a material stirring assembly (302) is arranged on the inner wall of the feeding frame (301), a transmission assembly (303) is arranged between the material stirring assembly (302) and one of the crushing rollers (202), and a material guiding assembly (304) is arranged on the inner bottom wall of the feeding frame (301).

3. A used paper shredder according to claim 2, characterized in that: the material stirring assembly (302) is including rotating the material stirring roller (3021) of connecting in feeding frame (301) inner wall, two circular slots (3022) that are central symmetric distribution are seted up to the inside of material stirring roller (3021), inner wall one end fixedly connected with second spring (3023) of circular slot (3022), the other end fixedly connected with telescopic link (3024) of second spring (3023), the other end of telescopic link (3024) runs through circular slot (3022) and material stirring roller (3021) and fixedly connected with switch board (3025), the edge of switch board (3025) is the horn shape.

4. A used paper shredder according to claim 3, wherein: the transmission assembly (303) comprises a first synchronous belt (3031), one end of the material stirring roller (3021) sequentially penetrates through the feeding frame (301) and extends into the equipment box (201), one end of one of the crushing roller (202) and one end of the material stirring roller (3021) are fixedly connected with first belt pulleys (3032), and the two first belt pulleys (3032) are in transmission connection through the first synchronous belt (3031).

5. A used paper shredder according to claim 3, wherein: the material guiding assembly (304) comprises a vibration plate (3042), a plurality of first springs (3041) are fixedly connected to the inner bottom wall of the feeding frame (301), the top ends of the first springs (3041) are fixedly connected with the bottom end of the vibration plate (3042), an inclined material placing plate (3043) is arranged on one side of the feeding frame (301), a vibration motor (3044) is arranged at the bottom end of the material placing plate (3043), a material placing frame (3045) is fixedly connected to one side of the material placing plate (3043), and a plurality of soft hanging curtains (3046) are arranged at one end of the inner top wall of the feeding frame (301).

6. A used paper shredder according to claim 3, wherein: all be provided with the passageway groove between feeding frame (301) and box (1), swash plate (307) that the interior roof fixedly connected with slope of feeding frame (301) set up, other end fixedly connected with riser (305) of swash plate (307), inner wall one side fixedly connected with second guide board (306) of passageway groove, one side upper end that the second guided board (306) is the slope circular arc, the second guide board forms the unloading passageway between (306) and the riser (305).

7. A used paper shredder according to claim 1, characterized in that: two scraper blades (207) of interior diapire fixedly connected with of box (1), two scraper blade (207) are the splayed form and distribute, a plurality of bar grooves (209) have been seted up on the surface of scraper blade (207), a plurality of recesses (210) have been seted up on the surface of scraper blade (207), the inner wall and the crushing blade (203) of bar groove (209) and recess (210) are laminated mutually.

8. A used paper shredder according to claim 7, wherein: the inner bottom wall fixedly connected with of box (1) is two first guide boards (208) that are the opening form and distribute, the other end and scraper blade (207) fixed connection of first guide board (208).

9. A used paper shredder according to claim 1, wherein: collect mechanism (4) including collection frame (401) of fixed connection in box (1) bottom, the front end of collecting frame (401) is provided with side door (402), row's material groove (403) have all been seted up to the opposite side of box (1) and collection frame (401), the inner wall of collecting frame (401) is provided with stirs subassembly (404).

10. A used paper shredder according to claim 9, characterized in that: the stirring assembly (404) comprises a third spring (4041) fixedly connected to one side of the inner wall of the collecting frame (401), the other end of the third spring (4041) is fixedly connected with the stirring frame (4042), the section of the stirring frame (4042) is in a reverse direction (21274) shape, the inner wall of the collecting frame (401) is rotatably connected with a round rod (4043), the other end of the round rod (4043) is fixedly connected with a cam (4044), the surface of the cam (4044) is in contact with the inner wall of the stirring frame (4042), the other end of the crushing roller (202) and the surface of the round rod (4043) are both fixedly connected with a second belt pulley (4045), and a second synchronous belt (4046) is connected between the two second belt pulleys (4045) in a transmission mode.