CN220179869U - Breaker is used in macromolecular material production - Google Patents

Abstract

The utility model relates to the technical field of material crushing, in particular to a crushing device for high polymer material production. The technical proposal comprises: including smashing the case, smashing the incasement rotation and being connected with a pair of drive pivot, all be fixed with crushing roller in the drive pivot, smashing the case rear side and being fixed with the drive case that drives the synchronous rotation of drive pivot, smashing the case upper end and being fixed with the feeder hopper, the feeder hopper top is provided with dustproof subassembly, smashes the case lower extreme and is fixed with screening case, installs a set of sieve board and distributes from top to bottom in the screening case, screening case lateral wall and all offered the bin outlet with the corresponding position of sieve, smashes the case outside and is located and be provided with the backward flow subassembly between screening case and the feeder hopper. The utility model screens the crushed high polymer materials in a multi-stage screening mode, and the large particle materials which cannot be screened are subjected to reflux secondary crushing by using the screw conveyor, so that the crushing effect is ensured, the labor cost is reduced, and the working efficiency is improved.

Description

Breaker is used in macromolecular material production

Technical Field

The utility model relates to the technical field of material crushing, in particular to a crushing device for high polymer material production.

Background

The high polymer material crushing is a process of processing the high polymer material into required particles or powder, and common high polymer material crushing equipment comprises a cutter, a crusher and the like, wherein the cutter is suitable for cutting the high polymer material such as a slice, a pipe, a bar and the like, the crusher is suitable for crushing the larger high polymer material, and the crusher is suitable for crushing the high polymer material into required powder.

When the high polymer material is crushed by utilizing the rotation of the crushing roller, the generated particles after crushing often have different sizes, and the common screening structure screens out by utilizing a screen plate, but in the actual processing process, the raw materials with larger particles inevitably exist and are not crushed well, and a structure capable of carrying out backflow secondary crushing on the material is required to be designed, so that the material can be automatically crushed for the second time without manual intervention, thereby realizing the purposes of reducing the labor cost and improving the working efficiency.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a crushing device for producing a high polymer material.

The technical scheme of the utility model is as follows: the utility model provides a breaker is used in macromolecular material production, includes crushing case, crushing incasement rotation is connected with a pair of drive pivot, all be fixed with crushing roller in the drive pivot, crushing case rear side is fixed with the drive case that drives the synchronous rotation of drive pivot, crushing case upper end is fixed with the feeder hopper, the feeder hopper top is provided with dustproof subassembly, crushing case lower extreme is fixed with screening case, install a set of flitch and upper and lower distribution in the screening case, the bin outlet has all been seted up to screening case lateral wall and the corresponding position of sieve, crushing case outside just is located and is provided with the backward flow subassembly between screening case and the feeder hopper.

Preferably, the reflux assembly comprises a screw conveyer, the screw conveyer is fixed on the outer side of the crushing box through a fixing frame, a guide plate is arranged between an inlet of the screw conveyer and a discharge hole at the uppermost end of the side wall of the screening box, and a discharge pipe is fixed at a discharge outlet of the screw conveyer and is positioned above the feed hopper.

Preferably, the screening case inside wall just is located screen plate below four corners department and all is fixed with the fixed block, all be fixed with vibration spring between fixed block and the screen plate four corners, install vibration motor on the screen plate.

Preferably, the vibration motors are all positioned at one side of the bottom of the sieve plate, which is far away from the discharge opening, so that the vibration amplitude of one side of the sieve plate, which is far away from the discharge opening, is large, and the material on the sieve plate is continuously moved to one side of the material throwing opening.

Preferably, the dustproof assembly comprises a dustproof cover and an air dedusting tower, a spraying system or a filtering system is arranged in the dedusting tower, the dustproof cover is arranged above the feeding hopper, a connecting pipe is arranged between the dustproof cover and the air dedusting tower, and an air extracting pump is arranged on the connecting pipe.

Compared with the prior art, the utility model has the following beneficial technical effects: the broken macromolecular material is sieved to the form that utilizes multistage screening to utilize the screw conveyer to carry out backward flow secondary crushing with the large granule material that can't sieve, guarantee crushing effect, reduced the cost of labor, and improved work efficiency.

Drawings

FIG. 1 is a schematic side sectional view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the pulverizing box of the present utility model;

fig. 3 is a schematic diagram of a connection structure of the new screen plate and the fixing block.

Reference numerals: 1. a crushing box; 11. driving the rotating shaft; 12. a pulverizing roller; 13. a drive box; 2. a feed hopper; 3. a dust-proof assembly; 31. a dust cover; 32. an air dust removal tower; 33. a connecting pipe; 34. an air extracting pump; 4. a screening box; 41. a sieve plate; 42. a discharge port; 43. a fixed block; 44. a vibration spring; 45. a vibration motor; 5. a screw conveyor; 51. a deflector; 52. and a discharge pipe.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Examples

As shown in fig. 1-3, the crushing device for producing polymer materials provided by the utility model comprises a crushing box 1, wherein a pair of driving rotating shafts 11 are rotationally connected in the crushing box 1, crushing rollers 12 are respectively fixed on the driving rotating shafts 11, a driving box 13 for driving the driving rotating shafts 11 to synchronously rotate is fixed on the rear side of the crushing box 1, a feed hopper 2 is fixed at the upper end of the crushing box 1, a dustproof component is arranged above the feed hopper 2, a screening box 4 is fixed at the lower end of the crushing box 1, a group of screening plates 41 are arranged in the screening box 4 and distributed up and down, discharge ports 42 are respectively arranged on the side wall of the screening box 4 and at positions corresponding to the screening plates 41, and a backflow component is arranged outside the crushing box 1 and between the screening box 4 and the feed hopper 2.

The reflux assembly comprises a screw conveyer 5, the screw conveyer 5 is fixed on the outer side of the crushing box 1 through a fixing frame, a guide plate 51 is arranged between an inlet of the screw conveyer 5 and a discharge hole 42 at the uppermost end of the side wall of the screening box 4, and a discharge pipe 52 is fixed at a discharge outlet of the screw conveyer 5 and is positioned above the feed hopper 2.

The screening case 4 inside wall just is located screen plate 41 below four corners department and all is fixed with fixed block 43, all be fixed with vibration spring 44 between fixed block 43 and the screen plate 41 four corners, install vibrating motor 45 on the screen plate 41, vibrating motor 45 all is located screen plate 41 bottom and keeps away from bin outlet 42 one side, screen plate 41 screening can utilize vibrating motor 45's continuous vibrations, drive screen plate 41 vibrations, and then can guarantee that the granule can filter fast, dustproof subassembly 3 includes dust cover 31 and air dust removal tower 32, dust cover 31 sets up in feeder hopper 2 top, install connecting pipe 33 between dust cover 31 and the air dust removal tower 32, install aspiration pump 34 on the connecting pipe 33.

In this embodiment, first connect the external power source with the whole device, then pour the macromolecular material into the feeder hopper 2 constantly, this moment the material can enter into crushing box 1 through the bottom of feeder hopper 2, utilize the rotation of drive pivot 11, drive crushing roller 12 and rotate, can break the material, and flow the material after breaking out from the bottom, enter into screening case 4, can sieve step by step through sieve 41 this moment, make the granule of equidimension different from discharge gate 42 flow, and collect, this in-process, sieve 41 sieves can utilize vibrations constantly of vibrating motor 45, drive sieve 41 vibrations, and then can guarantee that the granule can filter fast, the great granule that flows out from the uppermost discharge gate 42 simultaneously, will pass through the water conservancy diversion of guide plate 51, enter into screw conveyer 5 in, finally, it flows out from discharge pipe 52, make it reentry in feeder hopper 2, carry out secondary crushing processing, the whole process can appear a large amount of dust because of broken and material loading etc. this moment, can start up pump 34, utilize dust cover 31 to take place the dust of the top of feeder hopper 2, and carry out the absorption of dust to take place in the dust of the dust, and the dust system through the dust removal system through the dust absorption of the dust, and the air of the dust removal system has been realized, the dust removal system has been removed in the dust removal system has been realized and the air has been removed through the dust removal system has been realized.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (5)

1. The utility model provides a breaker is used in macromolecular material production, includes crushing case (1), its characterized in that: crushing case (1) internal rotation is connected with a pair of drive pivot (11), all be fixed with on drive pivot (11) and smash roller (12), crushing case (1) rear side is fixed with drives drive pivot (11) synchronous rotation's driving case (13), crushing case (1) upper end is fixed with feeder hopper (2), feeder hopper (2) top is provided with dustproof subassembly (3), crushing case (1) lower extreme is fixed with screening case (4), install a set of sieve board (41) and upper and lower distribution in screening case (4), bin outlet (42) have all been seted up to screening case (4) lateral wall and the corresponding position of sieve (41), crushing case (1) outside and lie in between screening case (4) and feeder hopper (2) and be provided with backward flow subassembly.

2. The crushing device for high polymer material production according to claim 1, wherein the backflow assembly comprises a screw conveyor (5), the screw conveyor (5) is fixed on the outer side of the crushing box (1) through a fixing frame, a guide plate (51) is arranged between an inlet of the screw conveyor (5) and a discharge hole (42) at the uppermost end of the side wall of the screening box (4), and a discharge pipe (52) is fixed at a discharge outlet of the screw conveyor (5) and is positioned above the feed hopper (2).

3. The crushing device for producing high polymer materials according to claim 1, wherein fixed blocks (43) are fixed on the inner side wall of the screening box (4) and at four corners below the screen plate (41), vibration springs (44) are fixed between the fixed blocks (43) and the four corners of the screen plate (41), and a vibration motor (45) is mounted on the screen plate (41).

4. A crushing device for producing polymer materials according to claim 3, wherein the vibration motors (45) are all located at one side of the bottom of the screen plate (41) far away from the discharge opening (42).

5. The crushing device for high polymer material production according to claim 1, wherein the dustproof assembly (3) comprises a dustproof cover (31) and an air dust removing tower (32), the dustproof cover (31) is arranged above the feed hopper (2), a connecting pipe (33) is arranged between the dustproof cover (31) and the air dust removing tower (32), and an air extracting pump (34) is arranged on the connecting pipe (33).