CN218196322U

CN218196322U - Bubble chamber film processing waste treatment equipment

Info

Publication number: CN218196322U
Application number: CN202222492262.7U
Authority: CN
Inventors: 张躲兵
Original assignee: Wuhu Dushang Plastic Industry Co ltd
Current assignee: Wuhu Dushang Plastic Industry Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-01-03
Anticipated expiration: 2032-09-20

Abstract

The utility model discloses a bubble chamber film processing waste material treatment facility, bubble chamber film processing waste material treatment facility includes: the device comprises a crushing box body, a crushing mechanism and an anti-winding mechanism; the first connecting shaft and the second connecting shaft are respectively provided with an anti-winding mechanism; antiwind mechanism includes: a screw, a slider and a cutting blade; the inner chamber of first connecting axle is coaxial and rotationally is provided with the lead screw, the slider suit is on the lead screw, the circumference direction equidistant and the vertical fixation along first connecting axle are provided with two piece at least cutting blades on the slider, the surface of first connecting axle inwards caves in along its circumference direction equidistant part and forms a plurality of bar mouths with cutting blade looks adaptation, this bubble chamber film processing waste material treatment facility overcomes among the prior art rubbing crusher constructs in the course of the work bubble chamber waste material twines on the rubbing crusher is epaxial easily, influence crushing effect for avoiding twining too much, need staff's periodic shutdown work and clear up the bubble chamber film waste material, the problem of crushing efficiency has been reduced.

Description

Bubble chamber film processing waste treatment equipment

Technical Field

The utility model relates to a bubble chamber film processing equipment field specifically relates to a bubble chamber film processing waste material treatment facility.

Background

In daily transportation, fragile articles (such as glass products and porcelain) and articles needing protection (such as electronic components and clothes) are generally packaged by using bubble films, so that the articles are prevented from being damaged in the transportation and moving processes, the application range of the bubble films is wide, and required bubble film waste materials are generated and need to be treated when the bubble films are produced. And chinese patent with patent publication No. CN212021331U discloses "a waste treatment device for bubble film processing", disclosing that by setting up a second motor, a material guiding roller, a first motor, a first gear, a second gear, a first connecting shaft, a crushing cutter and a second connecting shaft, through the effect of the second motor, the material guiding roller is driven to rotate, the put-in waste can be led into the crushing cavity, so as to prevent the waste from being blocked, and improve the work efficiency of waste recovery, and the first gear and the second gear are driven to rotate by the first motor, so that the first connecting shaft and the second connecting shaft relatively rotate, and the staggered crushing cutter is utilized, the waste can be effectively crushed, so that the volume is small, so that the working personnel can collect the waste uniformly, and recycle the waste.

The waste treatment device for bubble film processing provided by the patent has the following problems: smash the bubble chamber film waste material through rubbing crusher constructs, at crushing in-process, the bubble chamber film waste material twines easily on foretell first connecting axle and second connecting axle, for avoiding influencing crushing effect because of twining too much, needs the staff regularly to stop waste treatment device work and clear up the bubble chamber film waste material of winding on first connecting axle and second connecting axle, has reduced work efficiency.

Therefore, provide one kind and guaranteeing under the prerequisite of normal work in the use, can clear up the epaxial bubble chamber membrane waste material of first connecting axle and second automatically, avoid influencing a bubble chamber membrane processing waste material treatment facility of its crushing effect is the utility model discloses the problem that needs solve urgently.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model aims at overcoming among the prior art rubbing crusher constructs among the current in the course of the work bubble membrane waste material twines crushing roller easily, influence crushing effect for avoiding twining too much, need staff's periodic shutdown and clear up the bubble membrane waste material, the problem of crushing efficiency has been reduced, thereby provide one kind in the use under the prerequisite of guaranteeing normal work, can automatic clear up the epaxial bubble membrane waste material of first connecting axle and second connecting, avoid influencing a bubble membrane processing waste material treatment facility of its crushing effect.

In order to achieve the above object, the utility model provides a bubble chamber film processing waste material treatment facility, bubble chamber film processing waste material treatment facility includes: the crushing box body, the crushing mechanism and the anti-winding mechanism;

a crushing mechanism is horizontally arranged in the inner cavity of the crushing box body, a feed inlet is vertically arranged in the center of the top of the crushing mechanism, and anti-winding mechanisms are respectively arranged on the first connecting shaft and the second connecting shaft which have the same structure of the crushing mechanism; the anti-winding mechanism comprises: a screw, a slider and a cutting blade; wherein,

be level and inside for hollow structure the inner chamber of first connecting axle is coaxial and rotationally is provided with the lead screw, the slider suit is in on the lead screw and can follow its axle and move on one's body, follow on the slider the equidistant and vertical fixation of the circumferential direction of first connecting axle is provided with two piece at least cutting blades, just the surface of first connecting axle along its equidistant part of circumferential direction inwards cave in form with a plurality of bar mouths of cutting blade looks adaptation, and every cutting blade's tip part level is followed rather than corresponding the bar mouth stretches out.

Preferably, the waste treatment equipment further comprises a discharging mechanism for receiving and filtering the crushed waste; the discharge mechanism comprises: the discharging screen plate, the supporting plate, the rotating shaft and the speed reducing motor are arranged on the discharging screen plate; wherein,

the bottom of the inner cavity of the crushing box body is provided with two supporting plates at intervals and vertically and fixedly, a first discharge port and a second discharge port which are communicated with the inner cavity of the crushing box body and are matched with the discharging screen plate are formed in the two sides of the crushing box body respectively, the two ends of the discharging screen plate are partially penetrated out of the first discharge port and the second discharge port respectively, two vertical plates are fixedly arranged on the two sides of the bottom end of the discharging screen plate respectively, a rotating shaft parallel to the discharging screen plate is fixedly arranged between the two vertical plates, the discharging screen plate is horizontally arranged between the two supporting plates, the two ends of the rotating shaft are respectively horizontally and rotatably arranged on the two supporting plates, a speed reducing motor is fixedly arranged on the upper level of the side wall of the rotating shaft, and the output end of the rotating shaft, which is horizontally arranged, is coaxially connected with one end of the rotating shaft through a coupler.

Preferably, the two side edges of the discharging screen plate are respectively and vertically and fixedly provided with a baffle plate.

Preferably, the waste treatment apparatus further comprises a first receiving bin and a second receiving bin; smash the both sides of box and be located the below of first discharge gate and second discharge gate is the level respectively and is provided with uncovered first workbin and the second workbin of receiving upwards, with will follow the waste material of selecting at ejection of compact otter board both ends is collected.

Preferably, the crushing mechanism further comprises: the crushing cutter comprises a crushing blade, a first driving gear, a second driving gear and a driving motor; wherein,

first connecting axle and second connecting axle level run through the setting and are in the inner chamber of crushing box, and the surface between them is provided with the multirow along respective circumference direction vertical fixation respectively and is the crushing blade that the staggered distribution is presented, first connecting axle with the one end of second connecting axle homonymy is fixed respectively and is provided with the first drive gear and the second drive gear that intermeshing connects, just this tip of first connecting axle passes through the shaft coupling and fixes driving motor coaxial coupling on the crushing box lateral wall.

Preferably, the waste treatment device further comprises a transmission mechanism for driving the screw rods on the first connecting shaft and the second connecting shaft to rotate in two directions, and the transmission mechanism comprises: the bidirectional motor, the transmission wheel and the transmission belt; wherein,

the other end of the first connecting shaft and the other end of the second connecting shaft are provided with openings, the two screw rods are respectively and rotatably arranged in the inner cavities of the first connecting shaft and the second connecting shaft through a plurality of bearings, the end parts of the screw rods respectively penetrate out of the openings and are fixedly provided with driving wheels, the two driving wheels are in transmission connection through a transmission belt, and any one of the driving wheels is coaxially connected with a bidirectional motor fixedly arranged on the outer side wall of the crushing box body through a coupler.

Preferably, the waste treatment apparatus further comprises a motor housing; the motor housing cover is horizontally and fixedly arranged on the outer side wall of the crushing box body, so that the first driving gear, the second driving gear and the driving motor are covered and arranged inside the crushing box body.

Preferably, the lateral wall of smashing the box bottom is seted up the bin outlet that is linked together rather than the inner chamber, and this bin outlet grafting is provided with the closing plate rather than the looks adaptation.

According to the technical scheme, the utility model provides an air bubble film processing waste material treatment facility beneficial effect when using does: when the bubble film waste is wound on the first connecting shaft and/or the second connecting shaft of the crushing mechanism, the bubble film waste can be cleaned through the corresponding anti-winding mechanisms; in the cleaning process, through rotating lead screw corotation or reversal in order to order about it the slider with on it cutting blade is in the lump along the axle body horizontal migration of lead screw, and cutting blade is at the in-process that removes, and is corresponding through it the tip that the bar mouth stretches out is to the winding bubble chamber membrane waste material on first connecting axle or second connecting axle excising to avoid the winding too much and influence crushing effect, the bubble chamber membrane waste material after the excision comes off from first connecting axle or second connecting axle and falls into under the effect of self gravity to in the crushing box with collect it, need not the shut-down, just can realize automatic clearance winding and the bubble chamber membrane waste material on first connecting axle and second connecting axle, improved work efficiency.

Other features and advantages of the present invention will be described in detail in the detailed description which follows; and the parts which are not involved in the utility model are all the same with the prior art or can be realized by adopting the prior art.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic structural view of a bubble film processing waste treatment apparatus provided in a preferred embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a bubble film processing waste treatment apparatus according to a preferred embodiment of the present invention;

FIG. 3 is a top view of the structure of FIG. 2;

FIG. 4 is a cross-sectional view of the structure of FIG. 3

Fig. 5 is an assembly view of an anti-winding mechanism and a pulverizing mechanism of a bubble film processing waste treatment apparatus according to a preferred embodiment of the present invention;

FIG. 6 isbase:Sub>A sectional view of the structure of FIG. 5 taken along the line A-A;

fig. 7 is a schematic structural view of a discharge mechanism of a bubble film processing waste treatment facility according to a preferred embodiment of the present invention.

Description of the reference numerals

1. A crushing box body; 2. a crushing mechanism; 201. a first connecting shaft; 202. a second connecting shaft; 203. a crushing blade; 204. a first drive gear; 205. a second drive gear; 206. a drive motor; 3. a feed inlet; 4. an anti-wind mechanism; 401. a screw rod; 402. a slider; 403. a cutting blade; 5. a first discharge port; 6. a second discharge port; 7. a discharging mechanism; 701. a discharging screen plate; 702. a support plate; 703. a rotating shaft; 704. a reduction motor; 8. a first material receiving box; 9. a second material receiving box; 10. a motor can; 11. a transmission mechanism; 1101. a bi-directional motor; 1102. a driving wheel; 1103. a drive belt; 12. sealing plates; 13. a strip-shaped opening; 14. and a baffle plate.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It should be understood that the description herein is provided for illustration and explanation of the invention and is not intended to limit the invention.

As shown in fig. 1-7, the utility model provides a pair of bubble film processing waste material treatment facility, bubble film processing waste material treatment facility includes: the crushing box body 1, the crushing mechanism 2 and the anti-winding mechanism 4;

a crushing mechanism 2 is horizontally arranged in the inner cavity of the crushing box body 1, a feeding hole 3 is vertically arranged in the center of the top of the crushing box body, and anti-winding mechanisms 4 are respectively arranged on the first connecting shaft 201 and the second connecting shaft 202 which have the same structure of the crushing mechanism 2; the anti-winding mechanism 4 includes: a lead screw 401, a slider 402, and a cutting blade 403; wherein,

be level and inside hollow structure the inner chamber of first connecting axle 201 is coaxial and rotationally is provided with lead screw 401, slider 402 suit is in on the lead screw 401 and can follow its axle and move on one's body, follow on the slider 402 the equidistant and vertical fixation of circumferential direction of first connecting axle 201 is provided with two piece at least cutting blade 403, just the surface of first connecting axle 201 inwards cave in along its equidistant part of circumferential direction form with a plurality of bar mouths 13 of cutting blade 403 looks adaptation, and every cutting blade 403's tip part level is followed rather than corresponding the bar mouth 13 stretches out.

In the above scheme, when the bubble film waste is wound on the first connecting shaft 201 and/or the second connecting shaft 202 of the crushing mechanism 2, the bubble film waste can be cleaned through the corresponding anti-winding mechanism 4; in the cleaning process, the screw rod 401 rotates forwards or backwards to drive the sliding block 402 and the cutting blade 403 to horizontally move along the shaft body of the screw rod 401, the cutting blade 403 cuts off the bubble film waste wound on the first connecting shaft 201 or the second connecting shaft 202 through the end part of the cutting blade extending out of the corresponding strip-shaped port 13 in the moving process so as to avoid the influence of excessive winding on the crushing effect, the cut bubble film waste falls off from the first connecting shaft 201 or the second connecting shaft 202 and falls into the crushing box body 1 under the action of self gravity to be collected, the machine does not need to be stopped, the bubble film waste wound on the first connecting shaft 201 and the second connecting shaft 202 can be automatically cleaned, and the working efficiency is improved.

In a preferred embodiment of the present invention, the waste treatment apparatus further comprises a discharging mechanism 7 for receiving and filtering the crushed waste; the discharging mechanism 7 includes: a discharge screen plate 701, a support plate 702, a rotating shaft 703 and a speed reducing motor 704; wherein,

the bottom of the inner cavity of the crushing box body 1 is vertically and fixedly provided with two support plates 702 at intervals, a first discharge port 5 and a second discharge port 6 which are communicated with the inner cavity of the crushing box body 1 and are matched with the discharge screen plate 701 are respectively arranged on two sides of the crushing box body 1, two ends of the discharge screen plate 701 respectively penetrate out of the first discharge port 5 and the second discharge port 6, two vertical plates are respectively and fixedly arranged on two sides of the bottom end of the discharge screen plate 701, a rotating shaft 703 which is parallel to the discharge screen plate 7 is fixedly arranged between the two support plates 702, the discharge screen plate 701 is horizontally arranged between the two support plates 702, two ends of the rotating shaft 703 are respectively horizontally and rotatably arranged on the two support plates 702, a speed reducing motor 704 is horizontally and fixedly arranged on the side wall of any one rotating shaft 703, and the output end of the horizontally arranged is coaxially connected with one end of the rotating shaft 703 through a coupler.

In the above scheme, during the use, through the drive the output shaft positive and negative two directions of gear motor 704 rotate repeatedly to make ejection of compact otter board 701 is the repeated swing about, and its horizontal swing's in-process on the one hand can pass the mesh with the tiny particle waste material after smashing and directly fall into to the bottom of smashing box 1, and the great waste material of granule falls into outside smashing box 1 from ejection of compact otter board 701's both ends.

In a preferred embodiment of the present invention, the two side edges of the discharging screen plate 701 are respectively vertically and fixedly provided with a baffle 14.

In the above scheme, the discharge net plate 701 is prevented from falling into the bottom end inside the crushing box body 1 from the two sides of the discharge net plate 701 and causing waste screening failure in the overturning process.

In a preferred embodiment of the invention, the waste treatment plant further comprises a first collection tank 8 and a second collection tank 9; smash the both sides of box 1 and be located the below of first discharge gate 5 and second discharge gate 6 level respectively is provided with uncovered first receipts workbin 8 and the second receipts workbin 9 that faces up, with follow the waste material that ejection of compact otter board 701 both ends were selected is collected.

In the above scheme, the first material receiving box 8 and the second material receiving box 9 are respectively used for collecting waste materials with larger particles screened from two ends of the discharging screen plate 701, and the waste materials collected in the first material receiving box 8 and the second material receiving box 9 can enter the crushing box body 1 from the feeding port 3 again for crushing.

In a preferred embodiment of the present invention, the pulverizing mechanism 2 further comprises: a crushing blade 203, a first drive gear 204, a second drive gear 205, and a drive motor 206; wherein,

first connecting axle 201 and second connecting axle 202 level run through the setting in smash the inner chamber of box 1, and the surface between them is provided with the multirow along respective circumference direction vertical fixation respectively and is the crushing blade 203 that the staggered distribution is presented, first connecting axle 201 with the one end of second connecting axle 202 homonymy is fixed respectively is provided with the first drive gear 204 and the second drive gear 205 that intermeshing connects, just this tip of first connecting axle 201 passes through the shaft coupling and fixes driving motor 206 coaxial coupling on smashing the box 1 lateral wall.

In the above solution, when in use, the output shaft of the driving motor 206 is started to drive the first driving gear 204 to rotate, and under the cooperation between the first driving gear 204 and the second driving gear 205, the first connecting shaft 201 and the second connecting shaft 202 simultaneously rotate in opposite directions to perform the crushing operation.

In a preferred embodiment of the present invention, the waste treatment apparatus further includes a transmission mechanism 11 for driving the screw 401 on the first connecting shaft 201 and the second connecting shaft 202 to rotate bidirectionally, wherein the transmission mechanism 11 includes: a bidirectional motor 1101, a transmission wheel 1102 and a transmission belt 1103; wherein,

the other end of the first connecting shaft 201 and the other end of the second connecting shaft 202 are both provided with openings, two lead screws 401 are respectively and rotatably arranged in the inner cavities of the first connecting shaft 201 and the second connecting shaft 202 through a plurality of bearings, the end portions of the lead screws 401 penetrate out of the openings respectively and are fixedly provided with driving wheels 1102, the driving wheels 1102 are in transmission connection through a driving belt 1103, and the end portions of the lead screws 401 are coaxially connected together through a shaft coupling and a bidirectional motor 1101 fixedly arranged on the outer side wall of the crushing box body 1.

In the above scheme, the two lead screws 401 are driven to rotate simultaneously by the transmission mechanism 11, so that the two sliders 402 and the respective cutting blades 403 are driven to move back and forth on the lead screws 401 together to cut off the bubble film waste wound around the first connecting shaft 201 and the second connecting shaft 202.

In a preferred embodiment of the present invention, the waste treatment apparatus further comprises a motor housing cover 10; the motor housing 10 is horizontally and fixedly arranged on the outer side wall of the pulverizing box body 1, so as to cover the first driving gear 204, the second driving gear 205 and the driving motor 206 inside.

In the above scheme, the motor casing cover 10 plays a role in dust prevention and water prevention.

The utility model discloses an in the preferred embodiment, smash the lateral wall of 1 bottom of box and offer the bin outlet that is linked together rather than the inner chamber, and this bin outlet grafting is provided with the closing plate 12 rather than the looks adaptation.

To sum up, the utility model provides an among the bubble chamber membrane processing waste material treatment facility overcome prior art rubbing crusher constructs in the working process bubble chamber membrane waste material twines crushing roller easily, for avoiding twining too much and influence crushing effect, needs staff's periodic shutdown work and clears up the bubble chamber membrane waste material, has reduced the problem of crushing efficiency.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be arbitrarily combined with each other, and the disclosed content of the present invention should be considered as the same as long as it does not violate the idea of the present invention.

Claims

1. An air bubble film processing waste treatment apparatus, characterized in that the air bubble film processing waste treatment apparatus comprises: the device comprises a crushing box body (1), a crushing mechanism (2) and an anti-winding mechanism (4);

a crushing mechanism (2) is horizontally arranged in the inner cavity of the crushing box body (1), a feeding hole (3) is vertically formed in the center of the top of the crushing mechanism, and anti-winding mechanisms (4) are respectively arranged on a first connecting shaft (201) and a second connecting shaft (202) which are in the same structure in the crushing mechanism (2); the anti-winding mechanism (4) comprises: a screw (401), a slider (402) and a cutting blade (403); wherein,

be level and inside hollow structure the inner chamber of first connecting axle (201) is coaxial and rotationally is provided with lead screw (401), slider (402) suit is in on lead screw (401) and can move on its axle, follow on slider (402) the equidistant and vertical fixation of circumferential direction of first connecting axle (201) is provided with two piece at least cutting blade (403), just the surface of first connecting axle (201) is along its equidistant part of circumferential direction inwards sunken form with a plurality of bar mouth (13) of cutting blade (403) looks adaptation, and every the tip part level of cutting blade (403) is followed rather than corresponding bar mouth (13) stretch out.

2. The bubble film processing waste treatment equipment according to claim 1, further comprising a discharging mechanism (7) for receiving and filtering the crushed waste; the discharge mechanism (7) comprises: the device comprises a discharging screen plate (701), a supporting plate (702), a rotating shaft (703) and a reducing motor (704); wherein,

the bottom of an inner cavity of the crushing box body (1) is vertically and fixedly provided with two support plates (702) at intervals, two sides of the crushing box body (1) are respectively provided with a first discharge port (5) and a second discharge port (6) which are communicated with the inner cavity of the crushing box body and are matched with the discharge screen plate (701), two ends of the discharge screen plate (701) respectively penetrate out of the first discharge port (5) and the second discharge port (6), two sides of the bottom end of the discharge screen plate (701) are respectively and vertically and fixedly provided with two vertical plates, a rotating shaft (703) parallel to the discharge screen plate (701) is fixedly arranged between the two vertical plates, the discharge screen plate (701) is horizontally positioned between the two support plates (702), two ends of the rotating shaft (703) are respectively and horizontally and rotatably arranged on the two support plates (702), a speed reduction motor (704) is horizontally and fixedly arranged on the side wall of any one rotating shaft (703), and the output end of the horizontally arranged is coaxially connected with one end of the rotating shaft (703) through a coupler.

3. The bubble film processing waste treatment equipment according to claim 2, wherein two side edges of the discharging screen plate (701) are respectively vertically and fixedly provided with a baffle plate (14).

4. The bubble film processing waste treatment apparatus according to claim 2, further comprising a first receiving tank (8) and a second receiving tank (9); smash the both sides of box (1) and be located the below of first discharge gate (5) and second discharge gate (6) level respectively is provided with uncovered first receipts workbin (8) and the second receipts workbin (9) that face upward, in order to follow the waste material of selecting at ejection of compact otter board (701) both ends is collected.

5. The bubble film processing waste disposal apparatus according to claim 1, wherein said pulverization mechanism (2) further comprises: a crushing blade (203), a first driving gear (204), a second driving gear (205) and a driving motor (206); wherein,

first connecting axle (201) and second connecting axle (202) level run through the setting in smash the inner chamber of box (1), and the surface between them is provided with multirow along the circumference direction vertical fixation separately and is crisscross crushing blade (203) that distribute respectively, first connecting axle (201) with the one end of second connecting axle (202) homonymy is fixed respectively and is provided with first drive gear (204) and second drive gear (205) that intermeshing connects, just this tip of first connecting axle (201) passes through the shaft coupling and fixes driving motor (206) coaxial coupling on crushing box (1) lateral wall.

6. The bubble film processing waste treatment apparatus according to claim 5, further comprising a transmission mechanism (11) for driving the screw rods (401) on the first connection shaft (201) and the second connection shaft (202) to rotate bidirectionally, wherein the transmission mechanism (11) comprises: a bidirectional motor (1101), a transmission wheel (1102) and a transmission belt (1103); wherein,

the other end of the first connecting shaft (201) and the other end of the second connecting shaft (202) are provided with openings, the two screw rods (401) are rotatably arranged in the inner cavities of the first connecting shaft (201) and the second connecting shaft (202) through a plurality of bearings respectively, each screw rod (401) penetrates out of the opening and is fixedly provided with a driving wheel (1102), the two driving wheels (1102) are in transmission connection through a driving belt (1103), and the end of any screw rod (401) is coaxially connected with a bidirectional motor (1101) fixedly arranged on the outer side wall of the crushing box body (1) through a coupler.

7. The bubble film processing waste disposal apparatus according to claim 5, further comprising a motor can (10); the motor housing cover (10) is horizontally and fixedly arranged on the outer side wall of the crushing box body (1) so as to cover the first driving gear (204), the second driving gear (205) and the driving motor (206) inside the motor housing cover.

8. The bubble film processing waste treatment equipment according to claim 1, wherein the side wall of the bottom end of the crushing box body (1) is provided with a discharge outlet communicated with the inner cavity of the crushing box body, and the discharge outlet is inserted with a sealing plate (12) matched with the discharge outlet.