CN212284162U

CN212284162U - Fodder ultramicro crushing divides integrative device of sieve

Info

Publication number: CN212284162U
Application number: CN202020417387.1U
Authority: CN
Inventors: 杨华武
Original assignee: Zhangjiajie Xinruixing Feed Co Ltd
Current assignee: Zhangjiajie Xinruixing Feed Co Ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2021-01-05
Anticipated expiration: 2030-03-27

Abstract

The utility model provides a fodder ultramicro-crushing and screening integrated device, which comprises a frame and a case arranged on the frame; the bottom of the machine base is provided with a shock pad, the center of the top of the case is provided with a feed hopper, and a crushing roller group, a first group of crushing rollers, a second group of crushing rollers and a screening mechanism are sequentially arranged in the case from top to bottom; the screening mechanism comprises a coarse screen and a fine screen which are parallel to each other and are obliquely arranged, the coarse screen is positioned above the fine screen, and vibrators are respectively arranged on one sides of the bottoms of the coarse screen and the fine screen; a guide chute is respectively arranged on one side of the side wall of the case close to the bottom ends of the coarse screen and the fine screen, and a sound absorption layer is arranged on the inner wall of the case; the crushing and screening integrated structure is adopted, so that the defect of high equipment investment in the prior art is overcome, automatic continuous crushing-screening operation can be realized, the production efficiency is high, and the large-amplitude shock absorption and noise reduction is realized by combining the structure provided with the sound absorption layer and the shock absorption pad; it is widely suitable for matching use in feed crushing operation.

Description

Fodder ultramicro crushing divides integrative device of sieve

Technical Field

The utility model relates to a material crushing apparatus especially relates to a fodder ultramicro crushing divides integrative device of sieve.

Background

The compound feed comprises a plurality of raw materials of soybean, corn, grain and the like, which are respectively crushed and mixed during processing, and then are granulated and screened, so as to obtain the granular feed with uniform particle size.

The existing feed crushing device has single function, low working efficiency and unsatisfactory crushing effect, can not well meet the feed processing requirement, and crushed feed also contains slag with larger particles, so that the product quality can not be ensured; this just needs to filter the fodder after smashing, and general fodder reducing mechanism does not possess the screening function, needs dispose the shale shaker alone in addition, causes equipment investment cost height, and current fodder reducing mechanism and shale shaker during operation vibration noise is big simultaneously, influences environment and operating personnel's normal operation.

Disclosure of Invention

In view of the above situation, an object of the utility model is to provide a fodder is superfine smashes and is divided integrative device of sieve, thereby it adopts to smash and divides sieve structure as an organic whole to overcome the high defect of prior art equipment investment, can realize automatic continuous crushing-screening operation, and production efficiency is high, combines to set up the structure of sound absorbing layer and shock pad, realizes damping and noise reduction by a wide margin, overall structure scientific and reasonable, simple compactness, installation and convenient to use, market prospect is wide, convenient to popularize and use.

In order to realize the aim, the integrated device for the superfine grinding and screening of the feed comprises a machine base and a case arranged on the machine base; the bottom of the machine base is provided with a shock pad, the center of the top of the case is provided with a feed hopper, and a crushing roller group, a first group of crushing rollers, a second group of crushing rollers and a screening mechanism are sequentially arranged in the case from top to bottom; the screening mechanism comprises a coarse screen and a fine screen which are parallel to each other and are obliquely arranged, the coarse screen is positioned above the fine screen, and vibrators are respectively arranged on one sides of the bottoms of the coarse screen and the fine screen; and guide chutes are respectively arranged on one sides of the side walls of the case, which are close to the bottom ends of the coarse screen and the fine screen, and a sound absorbing layer is arranged on the inner wall of the case.

In order to realize the optimization of the structure and the effect, the further measures are as follows: the sound absorption layer is formed by sticking and wrapping the polyester fiber sound absorption plate on the inner wall of the case.

The inclined included angles between the coarse screen and the fine screen and the horizontal plane are 5-8 degrees.

The shock pad is a polyurethane elastic plate, and the thickness of the shock pad is more than or equal to 25 mm.

The operation directions of the roll shafts in the crushing roll group, the first group of crushing rolls and the second group of crushing rolls rotate oppositely.

The radial gap between the two roller shafts in the second group of crushing rollers is smaller than the radial gap between the two roller shafts in the first group of crushing rollers.

The bottom of the case is conical, and a discharge hole is formed in the center of the bottom of the case.

The utility model discloses compare the produced beneficial effect of prior art:

the utility model (I) adopts the structure that the crushing roller group, the first group of crushing rollers, the second group of crushing rollers and the screening mechanism are arranged in the case from top to bottom in sequence, the blank can be firstly crushed into particles, then the particles are crushed twice into fine powder, then screening is carried out, the crushing-screening process is integrated with continuous operation, the operation is simple, the operation cost is low, and the production efficiency is high;

(II) the utility model discloses a screening mechanism includes coarse screen and fine screen that are parallel to each other and slope and set up, when the vibrator during operation, can make coarse screen and fine screen realize the vibration screening fodder, the coarse granule fodder of particle size is preserved on coarse screen and is discharged through the baffle box, the granule fodder of particle size less is preserved on fine screen and is discharged through the baffle box, the finest fodder and powder are discharged from the discharge gate, the particle size grading is obvious, screening effect is good, can realize carrying out reasonable use to the fodder of different granularities, be favorable to guaranteeing that the finished grain size of fodder is even, high quality;

(III) the coarse screen and the fine screen are obliquely arranged, so that the screening speed and the screening effect of the feed can be further improved, the granulated feed retained on the screens can be conveniently and smoothly discharged, and the normal operation of equipment can be guaranteed;

(IV) the utility model adopts the inner wall of the case to be provided with the sound absorbing layer, which can obviously reduce the noise generated by the equipment, reduce the pollution of the noise to the surrounding environment and reduce the influence on the work and the health of the operating personnel, and the bottom of the frame is provided with the shock pad, thereby achieving the effects of shock absorption, energy saving and consumption reduction;

(V) the utility model discloses a thereby smash and divide the structure of sieve as an organic whole to overcome the high defect of prior art equipment investment, can realize automatic continuous crushing-screening operation, production efficiency is high, combines to set up the structure of sound absorbing layer and shock pad, realizes vibration/noise reduction by a wide margin, overall structure scientific and reasonable, simple compactness, installation and convenient to use have apparent economic benefits and social.

The utility model discloses extensively be applicable to the comminuted operation, be particularly suitable for the supporting use of fodder shredding operation.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

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

In the figure: 1-machine base, 11-shock pad, 2-machine case, 21-sound absorbing layer, 22-guide chute, 23-discharge port, 3-feed hopper, 4-crushing roller group, 5-first group of crushing rollers, 6-second group of crushing rollers, 7-coarse screen, 8-vibrator and 9-fine screen.

Detailed Description

Referring to fig. 1, the present invention is implemented as follows: a fodder ultra-micro crushing and screening integrated device comprises a machine base 1 and a case 2 arranged on the machine base 1; the bottom of the machine base 1 is provided with a shock pad 11, the center of the top of the case 2 is provided with a feed hopper 3, and the case 2 is internally provided with a crushing roller group 4, a first group of crushing rollers 5, a second group of crushing rollers 6 and a screening mechanism from top to bottom in sequence; the screening mechanism comprises a coarse screen 7 and a fine screen 9 which are parallel to each other and are obliquely arranged, the coarse screen 7 is positioned above the fine screen 9, and vibrators 8 are respectively arranged on one sides of the bottoms of the coarse screen 7 and the fine screen 9; one side of the side wall of the case 2, which is close to the bottom ends of the coarse screen 7 and the fine screen 9, is provided with a material guide groove 22, and the inner wall of the case 2 is provided with a sound absorption layer 21.

As shown in fig. 1, the bottom of the casing 2 of the present invention is tapered, and the center of the bottom is provided with a discharge port 23, so that the feed particles can be smoothly discharged by adopting a tapered structure; the inclined included angles between the coarse screen 7 and the fine screen 9 and the horizontal plane are 5-8 degrees, the structure is favorable for discharging the pellet feed retained on the screen smoothly, the screening speed and the screening effect of the feed can be further improved, the pellet feed is not discharged favorably because the inclined included angle is too small, the pellets are easily concentrated at the bottom end of the screen when the inclined included angle is too large, the screening speed and the screening effect are influenced, and the coarse screen 7, the fine screen 9 and the inner wall of the case 2 are assembled in a sealing way during installation, so that the crushed feed is prevented from leaking out from gaps between the inner wall of the case 2 and the outer edges of the coarse screen 7 and the fine screen 9; the running directions of the roll shafts in the crushing roll group 4, the first group of crushing rolls 5 and the second group of crushing rolls 6 are opposite rotation, the feed can be guaranteed to smoothly pass through a gap between the two roll shafts to be conveyed downwards by adopting an opposite rotation mode, meanwhile, the feed is conveniently crushed and processed, if the opposite rotation mode is adopted, the feed splashes towards the outer side of the roll shafts under the action force of the rotation of the roll shafts, so that the feed is easily adhered to the inner wall of a box body, during installation, one ends of the two roll shafts in the crushing roll group 4 extend out of the box body 2 and are in gear meshing transmission, when one roll shaft is driven to rotate, the two roll shafts rotate oppositely through gear transmission, and the first group of crushing rolls 5 and the second group of crushing rolls 6 also adopt the same structure to realize opposite rotation; the radial clearance between two roller shafts in the second group of crushing rollers 6 is smaller than the radial clearance between two roller shafts in the first group of crushing rollers 5, and by adopting the structure, feed particles can become thinner gradually, so that the crushing quality is guaranteed.

Referring to fig. 1, the sound absorption layer 21 of the present invention is formed by sticking and wrapping the polyester fiber sound absorption plate on the inner wall of the case 2, and generally wraps the inner wall of the case all around, and the sound absorption layer can reduce the noise generated by the vibrator, thereby reducing the pollution of the noise to the surrounding environment and reducing the influence on the work and the health of the operating personnel; the polyester fiber sound-absorbing board is also called glass wool, and is a material which is prepared by taking polyester fiber and glass fiber as raw materials through hot press molding and has the sound-absorbing function, the polyester fiber sound-absorbing board has the characteristics of sound absorption, heat insulation, heat preservation and the like, the board is uniform and firm, and is rich in elasticity, toughness, wear resistance, impact resistance, tearing resistance, difficult scratching, easy in dust removal and simple in maintenance, and the highest sound-absorbing coefficient in the noise range of 125-4000 HZ reaches more than 0.9; the shock pad 11 is a polyurethane elastic plate, the thickness of the shock pad is larger than or equal to 25mm, and the polyurethane elastic material has excellent performances such as high strength, good toughness, wear resistance, oil resistance and the like and good performances such as shock resistance, fatigue resistance, shock absorption, noise reduction and the like, so that the polyurethane elastic material is used as the shock pad, the noise of equipment can be obviously reduced, the energy-saving and consumption-reducing effects are obvious, and meanwhile, the thickness of the polyurethane elastic plate can ensure the shock absorption and noise reduction effects.

As shown in FIG. 1, the work flow of the present invention is: when the crushing device works, feed blanks are conveyed into the case through the feed hopper, the crushing roller group 4, the first group of crushing rollers 5 and the second group of crushing rollers 6 are started to operate oppositely, and the vibrator is started to work; the feed blank is crushed and twice crushed into superfine powder and is conveyed downwards to a screening mechanism through a gap between two rollers, and the falling particles can pass through screen holes to fall in the vibrating process to realize screening under the vibrating action of a screen mesh, so that the particles are prevented from blocking the screen holes; in the screening, the particles with large particle size are retained on a coarse screen and discharged from a guide chute, the particles with small particle size pass through the holes of the coarse screen and are retained on a fine screen and are discharged from the corresponding guide chute, and the finest particles and feed powder pass through the fine screen and are discharged from a discharge hole at the bottom, so that continuous automatic screening is realized; the whole operation is simple, the time and the labor are saved, the feed crushing and screening effects are good, and the particle size grading is obvious.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can be within the technical scope of the present invention, and the technical solution and the concept of the present invention should be replaced or changed equivalently, and all should be included in the scope of the present invention.

Claims

1. A fodder ultra-micro crushing and screening integrated device is characterized by comprising a machine base (1) and a case (2) arranged on the machine base (1); the bottom of the machine base (1) is provided with a shock pad (11), the center of the top of the case (2) is provided with a feed hopper (3), and the case (2) is internally provided with a crushing roller group (4), a first group of crushing rollers (5), a second group of crushing rollers (6) and a screening mechanism from top to bottom in sequence; the screening mechanism comprises a coarse screen (7) and a fine screen (9) which are parallel to each other and are obliquely arranged, the coarse screen (7) is positioned above the fine screen (9), and vibrators (8) are respectively arranged on one sides of the bottoms of the coarse screen (7) and the fine screen (9); one side of the side wall of the case (2) close to the bottom ends of the coarse screen (7) and the fine screen (9) is respectively provided with a guide chute (22), and the inner wall of the case (2) is provided with a sound absorption layer (21).

2. The feed superfine grinding and screening integrated device as claimed in claim 1, wherein the sound absorption layer (21) is formed by sticking a polyester fiber sound absorption plate on the inner wall of the case (2).

3. The integrated feed micronizing and screening device of claim 1, wherein the angles between the coarse (7) and fine (9) screens and the horizontal plane are 5-8 °.

4. The feed superfine grinding and screening integrated device as claimed in claim 1, wherein the shock pad (11) is a polyurethane elastic plate with a thickness of more than or equal to 25 mm.

5. The integrated feed ultrafinely shattering and screening apparatus according to claim 1, wherein the roller shafts of the crushing roller group (4), the first crushing roller group (5) and the second crushing roller group (6) rotate in opposite directions.

6. The integrated feed micronizing and screening device of claim 5, wherein the radial gap between the two rollers of the second set of micronizing rollers (6) is smaller than the radial gap between the two rollers of the first set of micronizing rollers (5).

7. The integrated feed micronizing and screening device of claim 1, wherein the bottom of said housing (2) is tapered and has a discharge opening (23) at its center.