CN223570787U - A crushing device for mining - Google Patents

Abstract

The utility model relates to the technical field of mining, in particular to a crushing device for mining, which comprises a partition plate transversely arranged in a crushing box, wherein the partition plate divides the crushing box into a crushing cavity and a screening cavity from top to bottom, a discharge opening is arranged on the partition plate, a feed inlet is arranged at the top of the crushing cavity corresponding to the discharge opening, a crushing assembly is arranged in the crushing cavity between the feed inlet and the discharge opening, a screening assembly is arranged in the screening cavity, a plurality of spray pipes are respectively and horizontally arranged above the discharge opening and in the screening cavity, spray heads are arranged on the spray pipes, the spray pipes are connected through a connecting assembly, when one spray pipe swings under the driving of the swinging assembly, other spray pipes synchronously swing under the action of the connecting assembly, a liquid storage box is arranged on one side of the crushing box, a liquid inlet and a liquid outlet are arranged on the liquid storage box, and the free ends of the liquid outlet are respectively communicated with the spray pipes through a plurality of rotary joints. The utility model has the advantages of good dust removal effect and the like.

Description

Crushing device for mining

Technical Field

The utility model relates to the technical field of mining, in particular to a crushing device for mining.

Background

Crushing devices for mining are an essential device in mining operations for crushing mined large pieces of ore into smaller particles for subsequent processing and transportation. Wherein the commonly used crusher is a jaw crusher.

For this reason, patent literature discloses a breaker (application number: 202223306466.3) for mining, including chassis, crushing case and draught fan, the top fixed mounting of chassis has the crushing case, and the belt pulley is installed through the bearing to top one side of crushing case, and movable jaw board is installed through the eccentric shaft to the inside of belt pulley, and the inside one side fixed mounting of crushing case has quiet jaw board, and the inside one side fixed mounting of chassis has the draught fan, and one side fixed mounting of draught fan has the air to strain a section of thick bamboo, and the internally mounted of chassis has the screen frame, and the bottom fixed mounting of screen frame has vibration motor.

Although the above patent documents are convenient for workers to re-crush coarse particles, the above patent documents use a dust removing mode of a draught fan to remove dust, and dust particles can continuously strike and rub parts such as an impeller, a shell and the like of the draught fan during dust removal, especially when ore dust with high hardness or dust containing sharp particles is processed, the draught fan is extremely easy to damage, thereby reducing the air suction capacity, reducing the ventilation quantity and affecting the dust removal effect.

Disclosure of utility model

In view of the above, the utility model provides a crushing device for mining, which aims to solve the technical problem of poor dust removal effect in the prior art.

The utility model is realized by the following technical scheme that the crushing device for mining comprises:

The crushing box is transversely provided with a partition plate, the partition plate divides the crushing box into a crushing cavity and a screening cavity from top to bottom, the partition plate is provided with a discharge opening, the top of the crushing cavity corresponding to the discharge opening is provided with a feed inlet, a crushing assembly is arranged in the crushing cavity between the feed inlet and the discharge opening, and the screening assembly is arranged in the screening cavity;

The spray pipes are respectively and horizontally arranged above the feed inlet and in the screening cavity, a spray head is arranged on each spray pipe, the spray pipes are connected through a connecting component, and when one spray pipe swings under the drive of the swinging component, the other spray pipes synchronously swing under the action of the connecting component;

The liquid storage tank is arranged on one side of the crushing tank, a liquid inlet and a liquid outlet are formed in the liquid storage tank, a liquid outlet pipe is arranged on the liquid outlet, the free end of the liquid outlet pipe is respectively communicated with a plurality of spraying pipes through a plurality of rotary joints, and a stirring assembly is arranged in the liquid storage tank.

A further improvement of the present utility model is that the swing assembly includes:

The first driving source is arranged on the crushing box and is provided with a wheel disc;

The rack is arranged on the crushing box vertically and slidably, a long slot hole at the end part of the rack is connected with a guide post arranged on the wheel disc eccentrically in a sliding manner, and the rack is meshed with a first gear arranged at the end part of one spray pipe.

The utility model further improves that the connecting component comprises a plurality of belt pulleys, each spray pipe is provided with a belt pulley, the first spray pipe and the second spray pipe are provided with a belt pulley, the other spray pipes are provided with two belt pulleys, and the two belt pulleys on the spray pipes are respectively connected with the corresponding belt pulleys on the two adjacent spray pipes through two first belts.

A further improvement of the present utility model is that the stirring assembly includes:

the first stirring shaft is vertically arranged in the liquid storage tank and provided with first stirring blades;

The second stirring shaft is sleeved on the first stirring shaft, and a second stirring blade is arranged on the second stirring shaft;

The driving assembly is connected with the first stirring shaft and the second stirring shaft respectively and is used for driving the first stirring shaft and the second stirring shaft to rotate reversely.

A further improvement of the present utility model is that the drive assembly includes:

The first bevel gear is arranged at the end part of the first stirring shaft;

The second bevel gear is arranged at the end part of the second stirring shaft, and the second bevel gear is arranged opposite to the first bevel gear;

And the third bevel gear is driven by the second driving source to rotate, is arranged between the first bevel gear and the second bevel gear and is meshed with the first bevel gear and the second bevel gear respectively.

The utility model further improves that the screening component comprises a screening plate obliquely arranged in the screening cavity below the discharge opening, the side wall of the screening cavity corresponding to the lower end of the screening plate is provided with a discharge opening, and the screening plate vibrates under the drive of the vibration component.

The lower end of the sieve plate is hinged with the lower end of the discharge hole, the vibration assembly comprises an eccentric wheel arranged below the upper end of the sieve plate, the outer circumferential surface of the eccentric wheel is in contact with the lower surface of the sieve plate, and the eccentric wheel is driven by a third driving source to rotate.

A further improvement of the present utility model is that the crushing assembly comprises:

The jaw plate is vertically arranged in the crushing cavity below the feeding hole;

The movable jaw plate is arranged opposite to the static jaw plate;

The first rotating shaft is eccentrically and rotatably arranged on the fixed wheel at the upper end of the movable jaw plate, two first rotating wheels are arranged at two ends of the first rotating shaft, one side of one first rotating wheel is provided with a second rotating wheel, the second rotating wheel is driven by a fourth driving source to rotate, and the first rotating wheel and the second rotating wheel are connected through a second belt;

and the first end of the first connecting rod is hinged with one side of the movable jaw plate far away from the static jaw plate, and the second end of the first connecting rod is hinged with the side wall of the crushing cavity.

By adopting the technical scheme, the utility model has the following technical progress:

The utility model provides a crushing device for mining, wherein materials enter a crushing cavity from a feed inlet, then are crushed by a crushing assembly, and then are sent to a screening cavity from a self-discharging port, the crushed materials are screened by the screening assembly, dust is very easy to generate when the materials enter the feed inlet and are crushed, and dust is also generated when the crushed materials fall onto the screening assembly, so that a plurality of spray pipes are arranged in the feed inlet and the screening cavity, dust fall solution in a liquid storage tank is sent to the spray pipes through a liquid outlet pipe and a plurality of rotary joints, and then is sprayed by a spray head, dust can be effectively removed, one spray pipe is driven by a swinging assembly to swing, and other spray pipes synchronously swing under the action of a connecting assembly, so that the spray pipes can be sprayed in a large range, and the dust removal range is enlarged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a crushing device according to the present utility model;

FIG. 2 is a schematic diagram of a swing assembly of the crushing apparatus according to the present utility model;

FIG. 3 is a schematic view of the structure of a connection assembly of the crushing device according to the present utility model;

FIG. 4 is a schematic view of a stirring assembly of the crushing device according to the present utility model;

FIG. 5 is a schematic view of a crushing assembly of the crushing device according to the present utility model;

Fig. 6 is a schematic view of a vibrating assembly of the crushing device according to the present utility model.

Reference numerals illustrate:

10-crushing box, 101-feeding hole, 102-discharging hole, 11-baffle, 111-discharging hole, 12-spraying pipe, 121-spraying head, 122-rotary joint, 13-liquid storage box, 131-liquid inlet, 132-liquid outlet pipe, 20-swinging component, 21-first driving source, 22-wheel disc, 221-guide post, 23-rack, 231-long slot hole, 24-first gear, 30-connecting component, 31-belt wheel, 32-first belt, 40-stirring component, 41-first stirring shaft, 411-first stirring blade, 412-first bevel gear, 42-second stirring shaft, 421-second stirring blade, 422-second bevel gear, 43-second driving source, 44-third bevel gear, 50-vibrating component, 51-eccentric wheel, 52-third driving source, 53-60-crushing component, 61-stationary jaw plate, 62-movable jaw plate, 621-fixed wheel, 63-first rotating shaft, 631-first rotating wheel, 64-second rotating wheel, 641-fourth driving source, 65-second driving source and 66-second driving shaft.

Detailed Description

Technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it should be apparent that in the following description, specific details are set forth such as the specific system structure, technology, etc. for the purpose of illustration rather than limitation, in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.

The utility model provides a crushing device for mining, which is known by combining with the accompanying drawings from 1 to 6 of the specification, and mainly comprises a crushing box 10, a spray pipe 12 and a liquid storage box 13.

According to the utility model, a partition plate 11 is transversely and fixedly arranged in a crushing box 10, the partition plate 11 divides the crushing box 10 into a crushing cavity and a screening cavity from top to bottom, a discharge opening 111 is arranged on the partition plate 11, a feed inlet 101 is arranged at the top of the crushing cavity corresponding to the discharge opening 111, a crushing assembly 60 is arranged in the crushing cavity between the feed inlet 101 and the discharge opening 111, a screening assembly is arranged in the screening cavity, a plurality of spray pipes 12 are respectively and horizontally arranged above the feed inlet 101 and in the screening cavity, spray heads 121 are fixedly arranged on the spray pipes 12, the spray pipes 12 are connected through a connecting assembly 30, when one spray pipe 12 swings under the driving of a swinging assembly 20, other spray pipes 12 synchronously swing under the action of the connecting assembly 30, a liquid storage tank 13 is fixedly arranged at one side of the crushing box 10, a liquid inlet 131 and a liquid outlet are arranged on the liquid storage tank 13, a liquid outlet 132 is fixedly arranged on the liquid outlet, the free end of the liquid outlet 132 is respectively communicated with the spray pipes 12 through a plurality of rotary joints 122, and a liquid storage assembly 40 is arranged in the liquid storage tank 13.

The material gets into crushing chamber from feed inlet 101, after the breakage of crushing subassembly 60 later, self-discharging material mouth 111 sends to screening intracavity, screening subassembly sieves the material after the breakage, very easily produce the dust when the material gets into feed inlet 101 and breakage, still can produce the dust when the material falls to screening subassembly after the breakage, so install a plurality of shower 12 in discharge gate 102 and screening intracavity, the dust fall solution (water and dust suppressant's mixture) after stirring of stirring subassembly 40 in liquid reserve tank 13 is sent to a plurality of shower 12 through drain pipe 132, a plurality of rotary joint 122, then spray through shower nozzle 121, can effectively remove dust, and swing subassembly 20 drive one of them shower 12 swing, other shower 12 swing in step under the effect of coupling assembling 30, can effectively make a plurality of shower 12 all spray on a large scale, thereby increase the dust removal scope, can effectively improve the dust removal effect.

Specifically, a feeding channel can be installed above the feeding port 101, the spray pipe 12 is arranged in the feeding channel, a conveying belt for conveying materials is installed in the feeding channel at one side of the feeding port 101, and the feeding channel can prevent broken stones from being splashed onto others when the materials are crushed.

As an example, as shown in fig. 2 in combination with the specification, the swinging assembly 20 comprises a first driving source 21 fixedly arranged on the crushing box 10, a wheel disc 22 is fixedly arranged on the first driving source 21, a rack 23 is vertically and slidably arranged on the crushing box 10, a long slot hole 231 at the end of the rack 23 is in sliding connection with a guide post 221 which is eccentric and fixedly arranged on the wheel disc 22, and the rack 23 is meshed with a first gear 24 fixedly arranged at the end of one spray pipe 12.

The first driving source 21 drives the wheel disc 22 to rotate, the guide post 221 on the wheel disc 22 drives the rack 23 to slide through the cooperation of the guide post 221 and the long slot hole 231, the rack 23 drives the first gear 24 to rotate in a positive-negative alternating manner, and the first gear 24 drives one of the spray pipes 12 to swing.

Specifically, the first driving source 21 is a first motor.

As an embodiment, as can be seen from fig. 3 in conjunction with the specification, the connection assembly 30 includes a plurality of pulleys 31, each of the spray pipes 12 is fixedly provided with a pulley 31, one pulley 31 is arranged on the first and the last spray pipes 12, two pulleys 31 are arranged on the other spray pipes 12, and the two pulleys 31 on the spray pipes 12 are respectively connected with the corresponding pulleys 31 on the two adjacent spray pipes 12 through two first belts 32.

When one of the spray pipes 12 swings, the two pulleys 31 on the spray pipe are driven to rotate in a positive and negative alternate mode (if the two spray pipes 12 at the head and the tail are all driven to rotate in a positive and negative alternate mode), the two pulleys 31 can drive the corresponding pulleys 31 on the two adjacent spray pipes 12 to rotate in a positive and negative alternate mode through the two first belts 32, the pulleys 31 drive the spray pipes 12 to swing, and the like, other spray pipes 12 also swing along with the pulleys, so that the swinging of all spray pipes 12 can be realized.

Specifically, the number of the spray pipes 12 is 3, one belt wheel 31 is respectively arranged on the first spray pipe 12 and the second spray pipe 12, the two belt wheels 31 are arranged on the middle spray pipe 12, the two belt wheels 31 on the middle spray pipe 12 are respectively connected with the belt wheels 31 on the first spray pipe 12 and the second spray pipe 12 through two first belts 32, and when one spray pipe 12 swings, the synchronous swinging of the 3 spray pipes 12 can be realized through the interaction of the first belts 32 and the belt wheels 31.

Specifically, one of the three spray pipes 12 is installed above the feed inlet 101, and the other two spray pipes are respectively installed above and below the screen plate 53, so that dust removal can be performed to the greatest extent.

As an embodiment, referring to fig. 4 of the specification, the stirring assembly 40 includes a first stirring shaft 41 vertically disposed in the liquid storage tank 13, a first stirring blade 411 fixedly disposed thereon, a second stirring shaft 42 sleeved on the first stirring shaft 41, and a second stirring blade 421 fixedly disposed on the second stirring shaft 42, wherein the driving assembly is respectively connected to the first stirring shaft 41 and the second stirring shaft 42 and is used for driving the first stirring shaft 41 and the second stirring shaft 42 to rotate reversely. The driving assembly comprises a first bevel gear 412 fixedly arranged at the end part of the first stirring shaft 41, a second bevel gear 422 fixedly arranged at the end part of the second stirring shaft 42, the second bevel gear 422 arranged opposite to the first bevel gear 412, a third bevel gear 44 driven by the second driving source 43 to rotate, and a third bevel gear 44 arranged between the first bevel gear 412 and the second bevel gear 422 and meshed with the first bevel gear 412 and the second bevel gear 422 respectively.

The second driving source 43 drives the third bevel gear 44 to rotate, the third bevel gear 44 drives the first bevel gear 412 to rotate, the first bevel gear 412 drives the first stirring shaft 41 to rotate, the first stirring shaft 41 drives the first stirring blade 411 to stir the dust fall solution, meanwhile, the third bevel gear 44 drives the second bevel gear 422 to rotate, and the second bevel gear 422 is oppositely arranged with the first bevel gear 412, so that the second bevel gear 422 and the first bevel gear 412 rotate in opposite directions, the second bevel gear 422 drives the second stirring shaft 42 to rotate in opposite directions with the first stirring shaft 41, the second stirring blade 421 on the second stirring shaft 42 stirs the dust fall solution, the first stirring shaft 41 and the second stirring shaft 42 are matched to stir, the rapid fusion of water and the dust suppressant can be accelerated, and the working efficiency is improved.

Specifically, the second driving source 43 is a second motor.

As an example, referring to fig. 5 to 6 of the drawings, the screening assembly includes a screening deck 53 obliquely disposed in a screening cavity below the discharge opening 111, and a discharge opening 102 is provided in a sidewall of the screening cavity corresponding to a lower end of the screening deck 53, and the screening deck 53 is vibrated by the vibration assembly 50. The lower end of the screen plate 53 is hinged to the lower end of the discharge port 102, the vibration assembly 50 comprises an eccentric wheel 51 arranged below the upper end of the screen plate 53, the outer circumferential surface of the eccentric wheel 51 is contacted with the lower surface of the screen plate 53, and the eccentric wheel 51 is driven by a third driving source 52 to rotate.

The crushed materials fall onto the sieve plate 53, the third driving source 52 drives the eccentric wheel 51 to rotate, and the eccentric wheel 51 drives the upper end of the sieve plate 53 to vibrate up and down, so that the materials meeting the regulations fall onto the bottom of the sieving cavity rapidly for subsequent use, the blocking of sieve holes of the sieve plate 53 can be avoided, and the materials which do not meet the regulations are vibrated to the discharge hole 102 for recovery and subsequent re-crushing until the materials can be used.

Specifically, the third driving source 52 is a third motor.

As an example, referring to fig. 5 of the drawings, the crushing assembly 60 includes a stationary jaw plate 61 vertically and fixedly disposed in a crushing chamber below the feed inlet 101, a movable jaw plate 62 opposite to the stationary jaw plate 61, a first rotating shaft 63 eccentrically and rotatably disposed on a fixed wheel 621 at an upper end of the movable jaw plate 62, two first rotating wheels 631 fixedly disposed at both ends of the first rotating shaft 63, one side of the first rotating wheel 631 is provided with a second rotating wheel 64, the second rotating wheel 64 is rotated by a fourth driving source 641, the first rotating wheel 631 and the second rotating wheel 64 are connected by a second belt 65, a first end of a first connecting rod 66 is hinged to a side of the movable jaw plate 62 remote from the stationary jaw plate 61, and a second end is hinged to a side wall of the crushing chamber.

The fourth driving source 641 drives the second rotating wheel 64 to rotate, the second rotating wheel 64 drives one of the first rotating wheels 631 to rotate, the first rotating wheel 631 drives the first rotating shaft 63 to rotate, the first rotating shaft 63 and the fixed wheel 621 at the upper end of the movable jaw plate 62 are eccentrically arranged, and the movable jaw plate 62 can be close to or far from the fixed jaw plate 61 by matching with the first connecting rod 66, so that materials can be crushed.

Specifically, the crushing assembly 60 has the same crushing principle as the jaw crusher, so that redundant description is omitted.

Specifically, the fourth driving source 641 is a fourth motor.

The utility model provides a crushing device for mining, which comprises the following specific operation processes:

The material gets into crushing chamber from feed inlet 101, afterwards, the breakage back through crushing subassembly 60, self-discharging material mouth 111 sends to screening intracavity, screening subassembly sieves the material after the breakage, very easily produce the dust when the material gets into feed inlet 101 and breakage, still can produce the dust when the material falls onto screening subassembly after the breakage, so install a plurality of shower 12 in feed inlet 101 and screening intracavity, the dust fall solution in the liquid reserve tank 13 is sent to a plurality of shower 12 through drain pipe 132, a plurality of rotary joint 122, afterwards spray through shower nozzle 121, can effectively remove dust, and swing subassembly 20 drive one of them shower 12 swing, other shower 12 swing in step under the effect of coupling assembling 30, can effectively make a plurality of shower 12 all spray on a large scale, thereby increase the dust removal scope, can effectively improve the dust removal effect.

It should be noted that in this patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, does not include, without limitation, additional elements that are defined by the term "include" an.

The foregoing embodiments are merely for illustrating the technical solution of the present utility model, but not for limiting the same, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solution described in the foregoing embodiments may be modified or substituted for some of the technical features thereof, and that these modifications or substitutions should not depart from the spirit and scope of the technical solution of the embodiments of the present utility model and should be included in the protection scope of the present utility model.

Claims (8)

1. A crushing device for mining is disclosed, characterized by comprising the following steps:

The crushing box is transversely provided with a partition plate, the partition plate divides the crushing box into a crushing cavity and a screening cavity from top to bottom, the partition plate is provided with a discharge opening, the top of the crushing cavity corresponding to the discharge opening is provided with a feed inlet, a crushing assembly is arranged in the crushing cavity between the feed inlet and the discharge opening, and the screening assembly is arranged in the screening cavity;

The spray pipes are respectively and horizontally arranged above the feed inlet and in the screening cavity, a spray head is arranged on each spray pipe, the spray pipes are connected through a connecting component, and when one spray pipe swings under the drive of the swinging component, the other spray pipes synchronously swing under the action of the connecting component;

The liquid storage tank is arranged on one side of the crushing tank, a liquid inlet and a liquid outlet are formed in the liquid storage tank, a liquid outlet pipe is arranged on the liquid outlet, the free end of the liquid outlet pipe is respectively communicated with a plurality of spraying pipes through a plurality of rotary joints, and a stirring assembly is arranged in the liquid storage tank.

2. A mining crushing device according to claim 1, wherein,

The swing assembly includes:

The first driving source is arranged on the crushing box and is provided with a wheel disc;

The rack is arranged on the crushing box vertically and slidably, a long slot hole at the end part of the rack is connected with a guide post arranged on the wheel disc eccentrically in a sliding manner, and the rack is meshed with a first gear arranged at the end part of one spray pipe.

3. A mining crushing device according to claim 1, wherein,

The connecting assembly comprises a plurality of belt pulleys, each spray pipe is provided with a belt pulley, the two spray pipes at the head and the tail are provided with a belt pulley, the other spray pipes are provided with two belt pulleys, and the two belt pulleys on the spray pipes are respectively connected with the corresponding belt pulleys on the two adjacent spray pipes through two first belts.

4. A mining crushing device according to claim 1, wherein,

The stirring assembly includes:

the first stirring shaft is vertically arranged in the liquid storage tank and provided with first stirring blades;

The second stirring shaft is sleeved on the first stirring shaft, and a second stirring blade is arranged on the second stirring shaft;

The driving assembly is connected with the first stirring shaft and the second stirring shaft respectively and is used for driving the first stirring shaft and the second stirring shaft to rotate reversely.

5. A mining crushing device according to claim 4, wherein,

The drive assembly includes:

The first bevel gear is arranged at the end part of the first stirring shaft;

The second bevel gear is arranged at the end part of the second stirring shaft, and the second bevel gear is arranged opposite to the first bevel gear;

And the third bevel gear is driven by the second driving source to rotate, is arranged between the first bevel gear and the second bevel gear and is meshed with the first bevel gear and the second bevel gear respectively.

6. A mining crushing device according to claim 1, wherein,

The screening subassembly is in including the slope setting screening intracavity's below the discharge opening screening chamber screen plate, the screening chamber lateral wall that the screen plate lower extreme corresponds is provided with the discharge gate, the screen plate vibrates under vibrating assembly's drive.

7. A mining crushing device according to claim 6, wherein,

The lower end of the sieve plate is hinged with the lower end of the discharge hole, the vibration assembly comprises an eccentric wheel arranged below the higher end of the sieve plate, the outer circumferential surface of the eccentric wheel is contacted with the lower surface of the sieve plate, and the eccentric wheel rotates under the drive of a third driving source.

8. A mining crushing device according to any one of claims 1-7, wherein,

The crushing assembly includes:

The jaw plate is vertically arranged in the crushing cavity below the feeding hole;

The movable jaw plate is arranged opposite to the static jaw plate;

The first rotating shaft is eccentrically and rotatably arranged on the fixed wheel at the upper end of the movable jaw plate, two first rotating wheels are arranged at two ends of the first rotating shaft, one side of one first rotating wheel is provided with a second rotating wheel, the second rotating wheel is driven by a fourth driving source to rotate, and the first rotating wheel and the second rotating wheel are connected through a second belt;

and the first end of the first connecting rod is hinged with one side of the movable jaw plate far away from the static jaw plate, and the second end of the first connecting rod is hinged with the side wall of the crushing cavity.