CN202185293U

CN202185293U - Granulator

Info

Publication number: CN202185293U
Application number: CN2011202798681U
Authority: CN
Inventors: 林尤汉; 吴千茂; 叶李军; 马建勇; 吴海云
Original assignee: ZHANJIANG HENGRUN MACHINERY CO Ltd
Current assignee: ZHANJIANG HENGRUN MACHINERY CO Ltd
Priority date: 2011-08-03
Filing date: 2011-08-03
Publication date: 2012-04-11
Anticipated expiration: 2021-08-03

Abstract

The utility model discloses a granulator which comprises a rotatable circular mould and a press roll device arranged in the circular mould, wherein the press roll device comprises a press roll frame and two press rolls; the two press rolls are arranged on the press roll frame in a central symmetry manner; the outer peripheral faces of the two press rolls are tangential to the inner peripheral face of the circular mould; and an angle of 20 degrees is formed between a connecting line between the axle centers of the two press rolls and the horizontal line. In combination with the angle misalignment of the press rolls and through the adjustment of the angle of an upper material distribution cutter and the angle of a lower material distribution cutter, materials are uniformly distributed on the surfaces of the two press rolls, so that the materials are extruded with high efficiency from the circular mould to form granules during the processing of the materials. In addition, the utility model has a simple structure and high practicality and popularization value, and can be widely used for extruding feed, grain, food and plastics and the like into granules.

Description

Granulator

Technical field

The utility model relates to a kind of granulator that feed, grain, food and plastics is squeezed into grit.

Background technology

At present; The structure of ring die pelleter of the prior art is as shown in Figure 1; It comprises rotating ring mould 1 and the press-roller device that is arranged in the ring mould 1; Described press-roller device is made up of two pressure rollers 3 that roller frame 2 and center are symmetricly set on the roller frame, and the inner peripheral surface of the outer peripheral face of these two pressure rollers 3 and described ring mould 1 is tangent, and the line between two pressure roller axle center is parallel with horizontal line.There is following shortcoming in this granulator in concrete production process: when the first, material 5 pours the granulation chamber and promptly encircles between mould 1 and the pressure roller 3; Because down the knife limit part area of taking back is fewer, material will be random and can't be poured to controlled quentity controlled variable left side pressure roller on one side, makes ring mould discharging area one side partially always; Cause the single face mass output rate to differ greatly; And because the ring mould does not make full use of, mass output rate is on the low side, greatly also can cause shorten its service life on one side the ring mould weares and teares; Second; The last knife limit area that takes over is fewer, and the material that turns to top along ring mould 1 is through last knife, and most of material 5 can be got back to initial point again from the slits in the middle of two pressure rollers 3; Make some material can not get pushing in time; It is high to return the powder rate, and pressure roller 3 is smaller with the crush-zone 4 that ring mould 1 forms, and causes granulator output low excessively.

The utility model content

The utility model technical issues that need to address are to provide a kind of material that makes to be evenly distributed on two pressure rollers, and be evenly distributed on the roller surface, thereby make the material work in-process more high efficiency extrude the granulator that the ring mould forms particle.

For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: granulator; Comprise rotating ring mould and the press-roller device that is arranged in the ring mould; Described press-roller device is made up of two pressure rollers that roller frame and center are symmetricly set on the roller frame, and the inner peripheral surface of the outer peripheral face of these two pressure rollers and described ring mould is tangent, and line between described two pressure roller axle center and the angle between the horizontal line are 20 degree.

Be provided with knife above the described roller frame, be provided with down knife below, the described knife that goes up is connected with roller frame through last sub-material knife rest, and the sub-material knife rest was connected with roller frame under following knife was passed through.

The described sub-material knife rest of going up is made up of base plate and riser; Last knife is fixed on the riser; One end of base plate is located at above the roller frame rotationally, and being provided with the run-on point at the other end of base plate is the arc-shaped slot in the center of circle, is provided with in the arc-shaped slot base plate is fixed on the fastening bolt above the roller frame.

Described sub-material knife rest down is made up of base plate and riser; Following knife is fixed on the riser; One end of base plate is located at below the roller frame rotationally, and being provided with the run-on point at the other end of base plate is the arc-shaped slot in the center of circle, is provided with in the arc-shaped slot base plate is fixed on the fastening bolt below the roller frame.

Owing to adopted above-mentioned structure; The utility model combines the pressure roller angle deflection, regulates the angle of knife up and down, and material is evenly distributed on two pressure rollers; And be evenly distributed on the roller surface, thus make the material work in-process more high efficiency extrude the ring mould and form particle.In addition, the utility model is simple in structure, has very strong practicality and promotional value, can be widely used in extruding granulations such as feed, grain, food and plastics and produce.

Description of drawings

Fig. 1 is the work sketch map of existing granulator.

Fig. 2 is the work sketch map of the granulator of the utility model.

Fig. 3 is a side view of going up the sub-material knife rest.

Fig. 4 is the vertical view of Fig. 3.

The specific embodiment

Be described in further detail below in conjunction with the specific embodiment of accompanying drawing the utility model.

As shown in Figure 2; The described granulator of the utility model comprises rotating ring mould 6 and the press-roller device that is arranged in the ring mould 6, and described press-roller device is made up of two pressure rollers 8 that roller frame 7 and center are symmetricly set on the roller frame; The inner peripheral surface of the outer peripheral face of these two pressure rollers 8 and described ring mould 6 is tangent; Ring mould 6 is provided with nib, and after material is put into

ring mould

6,6 rotations of ring mould cooperate with pressure roller 8 will expect that extruding comes out to form particle from nib.Line between described two pressure roller 8 axle center and the angle between the horizontal line are 20 degree.As shown in the figure; In granulator when work,, the material 15 that turns to top along ring mould 1 is through last knife 9, and most of material 15 can enter into the right pressure roller and encircle between the mould along the direction of arrow; Can not get back to initial point again from the slit in the middle of two pressure rollers; Material is pushed in time, forms bigger crush-zone 14 between pressure roller 8 and the ring mould 6, and the granulation rate is high.

To shown in Figure 4, be provided with knife 9 above the described roller frame 7 like Fig. 2, be provided with down knife 10 below, the described knife 9 that goes up is connected with roller frame 7 through last sub-material knife rest 11, and sub-material knife rest 12 was connected with roller frame 7 under following knife 10 was passed through.The described sub-material knife rest 11 of going up is made up of base plate 111 and riser 112, and last knife 9 is through being bolted on the riser 112.One end of base plate 111 is located at above the roller frame 7 rotationally, and set-up mode can be provided with a fixing hole 114 at an end of base plate 111 rotationally, bolt is set in the fixing hole is connected with roller frame 7, and base plate 111 can be that rotate at the center around bolt.It is the arc-shaped slot 113 in the center of circle that the other end of base plate 111 is provided with the run-on point, is provided with in the arc-shaped slot 113 base plate 111 is fixed on the fastening bolt 13 above the roller frame 7.Base plate 11 can rotate around the bolt in the fixing hole 114, tightens the rotation end location that fastening bolt 13 can make base plate 111.Described sub-material knife rest 12 is identical with last sub-material knife rest 11 structures down, and it is also identical with roller frame 7 connected modes.Last sub-material knife rest 11 and the following sub-material knife rest 12 fine-tuning angles that go up knife 9 and following knife 10 are to realize the purpose of material uniform distribution on two pressure rollers.

In a word; The above-mentioned preferred implementation though the utility model has been given an example; But should explain; Though those skilled in the art can carry out various variations and remodeling,, otherwise all should be included in the protection domain of the utility model only if such variation and remodeling have departed from the scope of the utility model.

Claims

1. granulator; Comprise rotating ring mould and the press-roller device that is arranged in the ring mould; Described press-roller device is made up of two pressure rollers that roller frame and center are symmetricly set on the roller frame; The inner peripheral surface of the outer peripheral face of these two pressure rollers and described ring mould is tangent, it is characterized in that: line between described two pressure roller axle center and the angle between the horizontal line are 20 degree.

2. according to the described granulator of claim 1; It is characterized in that: be provided with knife above the described roller frame; Be provided with down knife below, the described knife that goes up is connected with roller frame through last sub-material knife rest, and the sub-material knife rest was connected with roller frame under following knife was passed through.

3. according to the described granulator of claim 2; It is characterized in that: the described sub-material knife rest of going up is made up of base plate and riser; Last knife is fixed on the riser; One end of base plate is located at above the roller frame rotationally, and being provided with the run-on point at the other end of base plate is the arc-shaped slot in the center of circle, is provided with in the arc-shaped slot base plate is fixed on the fastening bolt above the roller frame.

4. according to the described granulator of claim 2; It is characterized in that: described sub-material knife rest down is made up of base plate and riser; Following knife is fixed on the riser; One end of base plate is located at below the roller frame rotationally, and being provided with the run-on point at the other end of base plate is the arc-shaped slot in the center of circle, is provided with in the arc-shaped slot base plate is fixed on the fastening bolt below the roller frame.