CN115739290A

CN115739290A - Feeding device of crusher

Info

Publication number: CN115739290A
Application number: CN202310000524.XA
Authority: CN
Inventors: 何海潮; 顾青青
Original assignee: Changzhou Dayun Environmental Protection Technology Co ltd
Current assignee: Changzhou Dayun Environmental Protection Technology Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-03-07

Abstract

The application discloses breaker feeding device belongs to the defeated material equipment technical field of breaker. Carry the operation after mainly being applied to plastic products's breakage, include the supporting part and install broken mechanism on the supporting part, be provided with the discharge gate on the broken mechanism, the below of discharge gate is provided with conveying mechanism, conveying mechanism includes first conveyor components and third conveyor components, first conveyor components is the annular setting, first conveyor components includes the first belt that the transmission set up, be provided with first sieve mesh on the first belt, third conveyor components is located inside first conveyor components's annular, third conveyor components includes the third belt that the transmission set up, the end of first belt and third belt all is provided with ejection of compact subassembly. The utility model provides a breaker feeding device can carry out effective screening to plastic granules automatically at the in-process that plastic granules carried through being provided with first conveyor components and third conveyor components to carry the plastic granules of screening in classification.

Description

Feeding device of crusher

Technical Field

The application relates to the technical field of crusher material conveying equipment, in particular to a crusher material conveying device.

Background

The crusher is also called plastic crusher in the field of plastic product production, and is mainly used for crushing various plastics and rubbers such as plastic profiles, pipes, rods, silk threads, films, waste rubber and other products, and plastic particles formed by crushing can be directly used for an extruder or injection molding and can also be recycled through basic granulation;

for example, patent with publication number CN203510519U specifically discloses a plastic crusher, which comprises a frame, a crushing chamber arranged on the frame, a feeding mechanism communicated with the upper part of the crushing chamber and a discharging mechanism communicated with the lower part of the crushing chamber, wherein a crushing cutter is arranged in the crushing chamber, so that plastic can be crushed;

although plastics can be crushed in the above-mentioned patent, the plastic granules formed by crushing plastic granules have different sizes due to different raw materials, viscosities and the like, and need to be screened before being conveyed to the next process.

It should be noted that the above information disclosed in this background section is only for background understanding of the concepts of the present application and, therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

The inventor finds that the existing plastic crusher and the existing conveyor are independent devices, the plastic crusher is responsible for crushing and screening, and the conveyor is responsible for conveying the crushed plastic particles to the next process;

although the crusher has a screening function, the space of the crusher is small, the time and space for screening plastic particles are limited, the purpose of effective screening cannot be achieved, and the crusher needs to perform secondary screening manually in general, so that time and labor are consumed;

if can be in the in-process of carrying, effectively sieve the plastic granules voluntarily to carry the plastic granules of will sieving categorised the transport, will improve the efficiency of plastics production undoubtedly.

Based on the above problems in the prior art, the embodiments of the present application are directed to: the utility model provides a breaker feeding device, reach the purpose of broken unqualified plastic granules of autofilter.

The technical scheme adopted by the application for solving the technical problem is as follows: the utility model provides a breaker feeding device, is applied to plastic products's broken back and carries the operation, includes the supporting part and installs broken mechanism on the supporting part, this broken mechanism is used for broken plastic products's breakage, be provided with the discharge gate on the broken mechanism, the below of discharge gate is provided with conveying mechanism, conveying mechanism includes first conveyor components, and this first conveyor components is the annular setting, first conveyor components includes the first belt that the transmission set up, first belt is used for accepting the plastic granules of broken mechanism output carries, be provided with first sieve mesh on the first belt, third conveyor components, this third conveyor components is located inside first conveyor components's the annular, third conveyor components includes the third belt that the transmission set up, the third belt is used for accepting the follow the plastic granules that first sieve mesh passes through, first belt with the end of third belt all is provided with ejection of compact subassembly, ejection of compact subassembly is used for carrying the plastic granules classification of screening.

Further, ejection of compact subassembly is including setting up in the terminal hopper that goes out of plastic granules conveyer belt, it sets up for one end opening to go out the hopper, the downside that goes out the hopper open end articulates there is the scraper, the scraper with be fixed with the torsional spring between the hopper, the scraping end of scraper and plastic granules conveyer belt's surface contact.

Furthermore, the bottom of the first belt is provided with at least one group of first vibration assembly, the first vibration assembly comprises a support fixedly mounted with the supporting part, the support is provided with a vibration motor, the output end of the vibration motor is provided with a vibration plate, and the vibration plate is in contact with the bottom of the first belt.

Further, first conveyor components includes first slip subassembly, first slip subassembly is including installing on the supporting part, be located two sets of slide rails of the both sides of first belt, it is two sets of equal slidable mounting has the slider on the slide rail, and is two sets of install the air spring on the slide rail, the slider is installed to the output of air spring, and is two sets of all install the installation piece on the slider, and is two sets of the bearing is connected with the movable pulley between the installation piece, the movable pulley with first belt transmission is connected.

Further, the supporting part is provided with a sliding groove, the sliding groove is arranged along the vertical direction, the sliding groove is provided with a first adjusting assembly used for adjusting the conveying length of the first conveying assembly, the first adjusting assembly comprises an adjusting shaft arranged on the supporting part, a bearing is connected to the adjusting shaft, and an adjusting wheel is arranged at the lower end of the first belt.

Furthermore, adjusting bolts are installed at the upper end and the lower end of the adjusting shaft, one end, far away from the adjusting shaft, of each adjusting bolt is connected with an adjusting block in a threaded mode, and the two adjusting blocks are arranged in the vertical direction.

Furthermore, at least one group of second conveying assemblies is arranged between the first conveying assembly and the third conveying assembly, each second conveying assembly comprises a second belt arranged in a transmission mode, second sieve holes are formed in the second belts, and the diameter of each second sieve hole is smaller than that of the corresponding first sieve hole.

Furthermore, a plurality of groups of meshing parts are arranged on the sliding wheel, and the meshing parts are respectively meshed with the sieve pores on the corresponding belt.

Furthermore, at least one group of second vibration assemblies is also arranged on the second conveying assembly, and the second vibration assemblies and the first vibration assemblies are identical in structure.

Further, the third conveying assembly comprises a third sliding assembly and a third adjusting assembly, the third sliding assembly is identical in structure with the first sliding assembly, and the third adjusting assembly is identical in structure with the first adjusting assembly.

The beneficial effect of this application is: the application provides a pair of breaker feeding device through being provided with first conveyor components and third conveyor components, can carry out effective screening to plastic granules automatically at the in-process that plastic granules carried to carry the plastic granules of screening in classification, thereby improve the efficiency of plastics production.

In addition to the objects, features and advantages described above, other objects, features and advantages will be apparent from the present application. The present application will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application, and the description of the exemplary embodiments and illustrations of the application are intended to explain the application and are not intended to limit the application. In the drawings:

fig. 1 is a schematic view of the entire feed conveyor of a crusher according to the present application;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1 at A;

FIG. 3 is a schematic view of the conveyor assembly of FIG. 1;

FIG. 4 is a schematic view of the internal frame structure of the conveyor assembly of FIG. 1;

FIG. 5 is a schematic view of a portion of the structure shown at B in FIG. 3;

FIG. 6 is a schematic view of the backside structure of FIG. 5;

FIG. 7 is a schematic view of a portion of the structure of FIG. 3 at C;

FIG. 8 is a schematic view of a portion of the structure shown in FIG. 3 at D;

FIG. 9 is a schematic view of a portion of the structure shown at E in FIG. 3;

FIG. 10 is a schematic view of the slide assembly of FIG. 9;

FIG. 11 is a schematic structural view of the take-off assembly of FIG. 9;

FIG. 12 is a schematic view of a portion of the structure of FIG. 3 at F;

FIG. 13 is a schematic view of the vibrating assembly shown at G in FIG. 4;

wherein, in the figures, the respective reference numerals:

1. a support portion; 11. a support plate; 12. a side plate; 121. a chute;

2. a crushing mechanism; 21. a crushing chamber; 22. a servo motor; 23. a crushing roller;

3. a first conveying assembly; 31. a first drive wheel assembly; 311. a drive section; 312. a drive wheel; 32. a first belt; 321. a first screen mesh; 33. a first tensioning assembly; 331. tensioning the shaft; 332. a tension wheel; 34. a first adjustment assembly; 341. an adjustment shaft; 342. an adjustment wheel; 343. a threaded hole; 344. adjusting the bolt; 345. an adjusting block; 35. a first slide assembly; 351. a gas spring; 352. a slide rail; 353. a slider; 354. mounting blocks; 355. a sliding wheel; 356. an engaging portion; 36. a first discharging assembly; 361. a discharge hopper; 362. a discharge pipe; 363. a scraper; 364. a torsion spring; 37. a third tensioning assembly; 38. a first vibrating assembly; 381. a support; 382. a vibration motor;

4. a second transport assembly; 41. a second drive wheel assembly; 42. a second belt; 421. a second sieve pore; 43. a second tensioning assembly; 44. a second adjustment assembly; 45. a second slide assembly; 46. a second discharge assembly; 47. a fifth tensioning assembly; 48. a second vibrating assembly;

5. a third conveying assembly; 51. a third drive wheel assembly; 52. a third belt; 53. a third tensioning assembly; 54. a third adjustment assembly; 55. a third sliding assembly; 56. a third discharge assembly; 57. a sixth tensioning assembly.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

The first embodiment is as follows:

this embodiment has elucidated the structure and the principle that plastic granules carry out screening and categorised transport in transportation process, specifically as follows:

as shown in fig. 1, the application provides a feeding device of a crusher, which is applied to the conveying operation after crushing of plastic products, and comprises a supporting part 1, wherein the supporting part 1 comprises a supporting plate 11 positioned at the upper end of the supporting part 1, and two groups of side plates 12 positioned at the lower end of the supporting plate 11 and separated from two sides of the supporting plate 11, a crushing mechanism 2 is arranged at the upper end of the supporting plate 11, the crushing mechanism 2 is used for crushing the plastic products, and a conveying mechanism is arranged between the two groups of side plates 12 and is used for conveying plastic particles crushed by the crushing mechanism 2 to a specified position;

as shown in fig. 1-2, the crushing mechanism 2 includes a crushing cavity 21 disposed on the support plate 11, a servo motor 22 is fixed on one side of the crushing cavity 21 on the support plate 11, a plurality of groups of crushing rollers 23 are fixed at an output end of the servo motor 22, and the plurality of groups of crushing rollers 23 are located inside the crushing cavity 21, so that the groups of crushing rollers 23 interact with each other to crush the plastic product under the driving of the servo motor 22;

a discharge port (not shown in the figure) is arranged at the lower end of the crushing cavity 21 below the plurality of groups of crushing rollers 23, and the discharge port is positioned above the conveying mechanism and is used for outputting the crushed plastic particles to the conveying mechanism;

as shown in fig. 3, the conveying mechanism includes a first conveying assembly 3 and a third conveying assembly 5, the first conveying assembly 3 and the third conveying assembly 5 are arranged in a ring shape, wherein the first conveying assembly 3 is located at an outer ring of the conveying mechanism and is used for receiving plastic particles crushed by the crushing mechanism 2 and screening the plastic particles, and the third conveying assembly 5 is located at an inner ring of the conveying mechanism and is used for conveying the screened plastic particles to a next process;

the conveying directions of the first conveying assembly 3 and the third conveying assembly 5 are the same, the starting ends are positioned on the same side, in order to enable plastic particles falling onto the first conveying assembly 3 from the discharging port to fall onto the third conveying assembly 5 through screening, the discharging port is arranged right above the starting end of the third conveying assembly 5;

the specific structure of the first conveyor assembly 3 and the third conveyor assembly 5 is further described below:

as shown in fig. 3-4, the first conveying assembly 3 includes a first driving wheel assembly 31, a first sliding assembly 35, a fourth tensioning assembly 37, a first tensioning assembly 33, and a first belt 32, which are arranged in the conveying direction from the starting end of the first conveying assembly 3, and is in transmission connection with the above assemblies, wherein:

as shown in fig. 5-6, the first driving wheel assembly 31 includes a driving portion 311 fixed to the upper end of one side plate 12, in this embodiment, the driving portion 311 is a motor, a transmission member is connected to an output end of the driving portion 311, a driving wheel 312 is connected to an output end of the transmission member, two ends of the driving wheel 312 are connected to two side plates 12 through bearings, and the driving wheel 312 is located at a position between the two side plates 12 and is in transmission connection with the first belt 32, so that the first belt 32 can transport plastic particles under the driving of the first driving wheel assembly 31;

in this embodiment, the first sliding component 35, the fourth tensioning component 37 and the first tensioning component 33 have the same structure, but different positions, and are all in transmission connection with the first belt 32 and tension the first belt 32, and the first tensioning component 33 is taken as an example to be described below:

as shown in fig. 7, the first tensioning assembly 33 includes a tensioning shaft 331 fixedly connected to the two side plates 12, a tensioning wheel 332 is connected to the tensioning shaft 331 at a position intermediate to the two side plates 12, and the tensioning wheel 332 is in driving connection with the first belt 32 so as to tension the first belt 32 during its transmission;

as shown in fig. 3-4, the third conveying assembly 5 includes a third driving wheel assembly 51, a third sliding assembly 55, a sixth tensioning assembly 57, a third tensioning assembly 53, and a third belt 52, which are arranged in the conveying direction from the starting end of the third conveying assembly 5, and are in transmission connection with the above assemblies, wherein:

as shown in fig. 5-6, the third driving wheel assembly 51 has the same structure as the first driving wheel assembly 31, and details are not repeated herein, and the third driving wheel assembly 51 is in transmission connection with the third belt 52 for driving the third belt 52 to convey plastic particles;

in this embodiment, the third sliding assembly 55, the sixth tensioning assembly 57 and the third tensioning assembly 53 are identical in structure to the first tensioning assembly 33, but different in position, and the third sliding assembly 55, the sixth tensioning assembly 57 and the third tensioning assembly 53 are in transmission connection with the third belt 52 and tension the third belt 52;

as shown in fig. 5, a plurality of sets of first sieve holes 321 are formed in the first belt 32, and the plurality of sets of first sieve holes 321 are used for sieving plastic particles, so that the plastic particles meeting requirements enter the third belt 52 through the first sieve holes 321, and the plastic particles with different sizes are respectively conveyed;

as shown in fig. 3 and fig. 9-10, at the end of the uppermost first belt 32, a first discharging assembly 36 is provided, and the first discharging assembly 36 is used for collecting the plastic particles conveyed on the first belt 32 to enter the next process or returning the collected plastic particles to the inlet of the crushing mechanism 2 for secondary crushing;

the first discharging component 36 comprises a discharging hopper 361 arranged on the first sliding component 35, the discharging hopper 361 is fixed with the first sliding component 35, one end of the discharging hopper 361 is open, and the open end of the discharging hopper 361 is used for receiving plastic particles transmitted by the first belt 32;

the upper side of the open end of the discharge hopper 361 is higher than the surface of the first belt 32, and the lower side of the open end of the discharge hopper 361 is in contact with the surface of the first belt 32, so that plastic particles can be prevented from overflowing from the discharge hopper 361;

in some embodiments, an outlet pipe 362 may be connected to one side of the outlet hopper 361, an end of the outlet pipe 362 far away from the outlet hopper 361 is connected to the inlet of the crushing mechanism 2, and a first pump (not shown) is provided on the outlet pipe 362, so that the plastic particles which are not completely crushed can be fed back to the crushing mechanism 2;

in order to prevent the plastic particles from adhering to the first belt 32, a scraper 363 is hinged to the lower side of the open end of the discharge hopper 361, a torsion spring 364 is fixed between the scraper 363 and the discharge hopper 361, and the scraping end of the scraper 363 is in contact with the surface of the first belt 32, so that the plastic particles adhering to the surface of the first belt 32 are scraped off by the scraper 363 and enter the discharge hopper 361 during the transmission of the first belt 32;

as shown in fig. 3 and fig. 9-10, a third discharging assembly 56 is disposed at the end of the third belt 52 for conveying plastic particles, and the third discharging assembly 56 is used for collecting the plastic particles conveyed on the third belt 52 and conveying the plastic particles to the next process;

the third discharging assembly 56 has the same structure as the first discharging assembly 36, and is not described herein again;

in order to make the screening efficiency of the first screen hole 321 higher, as shown in fig. 4 and 13, at least one set of first vibration assemblies 38 is disposed at the bottom of the uppermost first belt 32, each first vibration assembly 38 includes a bracket 381 fixed to the side plate 12, and a vibration motor 382 fixed to the bracket 381, and an output end of the vibration motor 382 is fixed with a vibration plate (not shown in the figure) contacting with the bottom of the first belt 32, so that the vibration plate can drive the first belt 32 to vibrate under the driving of the vibration motor 382, thereby enabling plastic particles to be screened through the first screen hole 321 more efficiently;

in the embodiment, when the plastic product needs to be crushed and conveyed, the plastic product is put into the crushing mechanism 2 to be crushed, and the crushed plastic particles fall onto the first belt 32 through the discharge port of the crushing mechanism 2;

after the plastic particles fall onto the first belt 32, the first belt 32 carries the plastic particles to start conveying from the starting end to the tail end;

along with the conveying of the plastic particles, a part of smaller and satisfactory plastic particles fall onto the third belt 52 through the first sieve holes 321, enter the third discharging assembly 56 along with the conveying of the third belt 52, and are conveyed to the next process through the third discharging assembly 56;

and the part of bigger plastic particles which do not meet the requirements are remained on the first belt 32, enter the first discharging component 36 along with the conveying of the first belt 32, and are then returned to the crushing mechanism 2 through the discharging pipe 362 for secondary crushing, so that the plastic particles are automatically screened and classified and conveyed in the conveying process.

Example two:

in order to adjust the screening time length according to the difference of the properties of the plastic particles, and simultaneously, according to the requirements, the occupied area of the material conveying device in the application is adjusted, so that the conveying length of the conveying mechanism is changed into an adjustable structure, and specifically, the following structure is added on the basis of the first embodiment:

first, the first conveying assembly 3 is changed into a length adjustable structure, the first sliding assembly 35 needs to be changed into a movable structure, and a first adjusting assembly 34 is added, specifically:

as shown in fig. 9-10, the first sliding assembly 35 includes two sets of sliding rails 352 fixed on the inner side of the side plate 12 and located on two sides of the uppermost first belt 32, sliding blocks 353 are slidably connected to the two sets of sliding rails 352, and a gas spring 351 is fixed on the two sets of sliding rails 352, where the gas spring 351 is a prior art and can change the extension length of the output end according to the magnitude of external force;

a slider 353 is fixed to the output end of the gas spring 351, so that the slider 353 can slide on the sliding rail 352 along with the extension and contraction of the gas spring 351;

the two sets of the sliding blocks 353 are both fixed with mounting blocks 354, a sliding wheel 355 is connected between the two sets of the mounting blocks 354 in a bearing way, and the sliding wheel 355 is in transmission connection with the first belt 32;

as in the first embodiment, in this embodiment, the first sliding assembly 35 first has a tensioning effect on the first belt 32, and during the tensioning process of the first sliding assembly 35 on the first belt 32, the first belt 32 exerts a certain acting force on the sliding wheel 355, so as to drive the sliding block 353 to slide on the sliding rail 352 to the starting end of the first belt 32, thereby generating a certain pressure on the gas spring 351;

when the slide block 353 moves to a certain position, the pressure generated by the slide block 353 on the gas spring 351 is equal to the internal pressure of the gas spring 351, the output end of the gas spring 351 stops contracting, so that the slide block 353 drives the sliding wheel 355 to keep a balanced state, and the first belt 32 is tensioned under the state;

as shown in fig. 1-3 and 8, a sliding groove 121 is formed in the middle bottom of the side plates 12, the sliding groove 121 is arranged along the vertical direction, a first adjusting assembly 34 is fixed on the sliding groove 121, and the first adjusting assembly 34 is located between the first tensioning assembly 33 and the fourth tensioning assembly 37 and is used for adjusting the conveying length of the first conveying assembly 3;

the first adjusting assembly 34 includes an adjusting shaft 341 disposed between the two sets of side plates 12, and both ends of the adjusting shaft 341 are provided with threaded holes 343, so that the adjusting shaft 341 is fixed between the two sets of side plates 12 by the threaded holes 343, passing through the sliding groove 121 with bolts, and fitting standard members such as gaskets;

an adjusting wheel 342 is connected to the adjusting shaft 341 at a position between the two sets of side plates 12 through a bearing, and the adjusting wheel 342 is positioned at the lower end of the first belt 32;

in the initial state, the adjusting wheel 342 is not in contact with the lower end of the first belt 32, and the conveying distance of the first conveying assembly 3 is the longest;

when the conveying length of the first conveying assembly 3 needs to be shortened, the adjusting shaft 341 is adjusted upwards along the sliding groove 121 and is fixed again, at this time, the first belt 32 moves upwards along the adjusting wheel 342 at the position of the adjusting wheel 342, the total length of the first belt 32 is fixed, so that the uppermost position of the first belt 32 tends to move towards the starting end, and a larger pressure is generated on the gas spring 351 through the sliding block 353 by virtue of the sliding wheel 355, so that the gas spring 351 is compressed, the gas spring 351 is kept at a new balance position, and the first belt 32 is tensioned by virtue of the sliding wheel 355 at the position, so that the purpose of shortening the conveying length of the first conveying assembly 3 is achieved;

after the first conveying assembly 3 is adjusted, the contact angle between the first belt 32 and the scraper 363 changes, and at this time, the scraper 363 is always attached to the first belt 32 through the action of the torsion spring 364, so that the plastic particles cannot overflow due to the change of the angle of the first belt 32;

secondly, because the third conveying assembly 5 is located inside the first conveying assembly 3, while the first conveying assembly 3 is adjusted, the third conveying assembly 5 needs to be adjusted together, so that the first conveying assembly 3 and the third conveying assembly 5 do not interfere with each other, and therefore the third sliding assembly 55 needs to be changed into a movable structure, and a third adjusting assembly 54 is added;

in this embodiment, the structure and function of the adjusted third sliding assembly 55 are the same as those of the first sliding assembly 35, and are not described herein again;

as shown in fig. 1-3 and 8, a third adjusting assembly 54 is disposed at the upper end of the first adjusting assembly 34 in the sliding groove 121, and the third adjusting assembly 54 and the first adjusting assembly 34 have the same structure and function, which are not described herein again;

by providing the third sliding assembly 55 and the third adjusting assembly 54, the third conveying assembly 5 can be adjusted like the first conveying assembly 3, so as to realize the length change of the third conveying assembly 5;

in order to adjust the first adjusting assembly 34 and the third adjusting assembly 54 synchronously, as shown in fig. 8, taking the first adjusting assembly 34 as an example:

the upper end and the lower end of the adjusting shaft 341 are fixedly connected with adjusting bolts 344, one end of each adjusting bolt 344, which is far away from the adjusting shaft 341, is in threaded connection with an adjusting block 345, and the two adjusting blocks 345 are arranged in the vertical direction;

the same structure is also arranged at the same position on the third adjusting component 54, so that when the position of the first adjusting component 34 is changed, the position of the third adjusting component 54 can be synchronously changed through the interaction of the adjusting block 345, and the purpose of synchronously adjusting the first adjusting component 34 and the third adjusting component 54 is achieved;

example three:

this embodiment has elucidated the structure and the principle that plastic granules carry out multistage screening and categorised transport in transportation process, specifically as follows:

at least one group of second conveying assemblies 4 is arranged between the first conveying assembly 3 and the third conveying assembly 5, and the second conveying assemblies 4 are used for realizing multi-stage screening;

as shown in fig. 3-4, the conveying directions of the second conveying assembly 4 and the first conveying assembly 3 and the third conveying assembly 5 are the same, and the starting ends are located on the same side, the second conveying assembly 4 includes a second driving wheel assembly 41, a second sliding assembly 45, a fifth tensioning assembly 47, a second adjusting assembly 44, a second tensioning assembly 43, and a second belt 42, which are arranged in the conveying direction from the starting end of the second conveying assembly 4, and are in transmission connection with the above assemblies, wherein:

the second driving wheel assembly 41 has the same structure as the first driving wheel assembly 31, the second sliding assembly 45 has the same structure as the first sliding assembly 35, the fifth tensioning assembly 47 and the second tensioning assembly 43 have the same structure as the first tensioning assembly 33, and the second adjusting assembly 44 has the same structure as the first adjusting assembly 34;

in summary, the second conveyor assembly 4 has substantially the same structure as the first conveyor assembly 3, except that the second belt 42 is provided with second sieve holes 421, and the diameter of the second sieve holes 421 is smaller than the diameter of the first sieve holes 321, so that the plastic particles can pass through the first sieve holes 321, then be filtered by the second sieve holes 421, and finally fall onto the third belt 52, thereby realizing the function of multi-stage screening;

as shown in fig. 13, in order to make the second conveying assembly 4 have a better screening effect, at least one set of second vibrating assemblies 48 is also disposed on the second conveying assembly 4, and the second vibrating assemblies 48 have the same structure as the first vibrating assemblies 38, and are not described again;

similarly, as shown in fig. 9, a second discharging assembly 46 is disposed on the second conveying assembly 4, the second discharging assembly 46 has the same structure as the first discharging assembly 36, except that the plastic particles output by the second discharging assembly 46 do not need to be returned to the crushing mechanism 2, and the plastic particles and the particles output by the third discharging assembly 56 can be stored in different tanks respectively to adapt to different use scenarios;

example four:

the embodiment illustrates the structure and the principle of preventing the sieve holes from being blocked, and particularly:

as shown in fig. 10, a plurality of sets of engaging portions 356 are provided on the sliding wheel 355, and the engaging portions 356 respectively engage with the sieve holes of the corresponding belt, so that when the belt is conveyed, the plastic particles jammed in the sieve holes are discharged through the engagement and separation of the engaging portions 356 and the sieve holes, and enter the corresponding discharging hopper 361, thereby achieving the purpose of self-cleaning the sieve holes.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a breaker feeding device, is applied to the operation of carrying after the breakage of plastic products, includes supporting part (1) and installs crushing mechanism (2) on supporting part (1), this crushing mechanism (2) are used for broken plastic products, be provided with discharge gate, its characterized in that on crushing mechanism (2): the below of discharge gate is provided with conveying mechanism, conveying mechanism includes:

the first conveying component (3) is arranged in an annular shape, the first conveying component (3) comprises a first belt (32) which is arranged in a transmission mode, the first belt (32) is used for receiving and conveying the plastic particles output by the crushing mechanism (2), and a first sieve pore (321) is formed in the first belt (32);

a third conveying assembly (5), wherein the third conveying assembly (5) is positioned in the annular interior of the first conveying assembly (3), the third conveying assembly (5) comprises a third belt (52) in transmission arrangement, and the third belt (52) is used for receiving the plastic particles passing through the first sieve holes (321);

the tail ends of the first belt (32) and the third belt (52) are respectively provided with a discharging component, and the discharging components are used for classifying and conveying screened plastic particles.

2. The feeding device of a crusher as claimed in claim 1, wherein: the discharging component comprises a discharging hopper (361) arranged at the tail end of the plastic particle conveying belt, and one end of the discharging hopper (361) is opened;

a scraper (363) is hinged to the lower side of the opening end of the discharge hopper (361), a torsion spring (364) is fixed between the scraper (363) and the discharge hopper (361), and the scraping end of the scraper (363) is in contact with the surface of the plastic particle conveying belt.

3. The feeding device of a crusher as claimed in claim 1, wherein: the bottom of first belt (32) is provided with at least a set of first vibration subassembly (38), first vibration subassembly (38) include with supporting part (1) fixed mounting's support (381), install vibrating motor (382) on support (381), the vibration board is installed to the output of vibrating motor (382), the vibration board with the bottom contact of first belt (32).

4. The feeding device of a crusher as claimed in claim 1, wherein: the first conveying assembly (3) comprises a first sliding assembly (35), the first sliding assembly (35) comprises two groups of sliding rails (352) which are arranged on the supporting portion (1) and located on two sides of the first belt (32), sliding blocks (353) are arranged on the two groups of sliding rails (352) in a sliding mode, and air springs (351) are arranged on the two groups of sliding rails (352);

the output end of the gas spring (351) is provided with a sliding block (353), two groups of sliding blocks (353) are provided with mounting blocks (354), a sliding wheel (355) is connected between the two groups of mounting blocks (354) through a bearing, and the sliding wheel (355) is in transmission connection with the first belt (32).

5. The conveyor system of claim 4, wherein: a sliding groove (121) is formed in the supporting portion (1), the sliding groove (121) is arranged in the vertical direction, and a first adjusting assembly (34) is mounted on the sliding groove (121) and used for adjusting the conveying length of the first conveying assembly (3);

the first adjusting assembly 34 comprises an adjusting shaft (341) mounted on the support (1);

an adjusting wheel (342) is in bearing connection with the adjusting shaft (341), and the adjusting wheel (342) is located at the lower end of the first belt (32).

6. The feeding device of a crusher as claimed in claim 5, wherein: adjusting bolts (344) are installed at the upper end and the lower end of the adjusting shaft (341), one end, far away from the adjusting shaft (341), of each adjusting bolt (344) is connected with an adjusting block (345) in a threaded mode, and the two adjusting blocks (345) are arranged in the vertical direction.

7. The feeding device of a crusher as claimed in claim 1, wherein: at least one group of second conveying assemblies (4) is arranged between the first conveying assembly (3) and the third conveying assembly (5), each second conveying assembly (4) comprises a second belt (42) in transmission arrangement, and a second sieve hole (421) is formed in each second belt (42);

the diameter of the second sieve hole (421) is smaller than that of the first sieve hole (321).

8. The conveyor system of claim 4, wherein: a plurality of groups of meshing parts (356) are arranged on the sliding wheel (355), and the meshing parts (356) are respectively meshed with the sieve holes on the corresponding belt.

9. The feeding device of a crusher as claimed in claim 7, wherein: at least one group of second vibration assemblies (48) is also arranged on the second conveying assembly (4), and the second vibration assemblies (48) have the same structure as the first vibration assemblies (38).

10. The feeding device of a crusher as claimed in claim 6, wherein: the third conveying assembly (5) comprises a third sliding assembly (55) and a third adjusting assembly (54), the third sliding assembly (55) is identical to the first sliding assembly (35) in structure, and the third adjusting assembly (54) is identical to the first adjusting assembly (34) in structure.