CN210496291U

CN210496291U - Compression roller type organic fertilizer granulator

Info

Publication number: CN210496291U
Application number: CN201921364632.0U
Authority: CN
Inventors: 张波; 景奉国; 孙宁波; 景浩; 黄大斌
Original assignee: Shandong Jingerui Machinery Co ltd
Current assignee: Shandong Jingerui Machinery Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-12
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a compression roller type organic fertilizer granulator, which comprises a feeding chamber, a pressing chamber, a forming chamber and a base which are arranged from top to bottom in sequence; the pressing chamber is internally provided with a pressing roller assembly, the lower part of the pressing roller assembly is provided with a template in a matching manner, the template is provided with a material forming hole which is through up and down, a cutting knife which is connected with the material forming hole is arranged in the forming chamber, the lower part of the cutting knife is provided with a stirring disc, and the template and the stirring disc are both sleeved outside the rotating shaft. The granulator can be used for granulating organic fertilizer cylinders with different specifications and is widely applied to granulating base fertilizers after animal excrements and straws are fermented.

Description

Compression roller type organic fertilizer granulator

Technical Field

The utility model relates to a fertilizer granulation field, concretely relates to compression roller formula fertilizer granulator.

Background

Organic fertilizer granulation equipment mainly adopts disc centrifugal granulator on the market, the leading principle is that various materials are added from the equipment top, arc notch to the roll is carried to through spiral pre-compaction, the roll constant speed, reverse rotation, sting the material in the inslot and carry out the compulsory compression, the pressure that the material bore after passing through the compression zone reduces gradually, its surface tension and gravity make it deviate from naturally, it is broken to get into granulator and whole grain machine, maintain, get into the shale shaker again and sieve, the powdery undersize material is sent back to the raw materials storehouse once more through feed back device and is carried out the secondary roll-in.

The main problems of the existing equipment are as follows: the organic fertilizer disc centrifugal granulator equipment is an open type, and can not be used for pretreating materials, so that dust and smoke are seriously polluted; high requirements on process conditions, high material return and low efficiency, such as: the particle size of the raw materials influences the molding size, the feeding amount influences the molding size, the feeding position is fixed, and the moisture requirement of the raw materials is high; the product can not be formed at one time, and can meet the requirement only by crushing and granulating; the deformation rate is guaranteed through drying after the molding, the molding rate is low, the compactness of the particles is lower, the production floor space is larger, the processes are more tedious, the demand labor is more, and the processing cost is high.

Disclosure of Invention

To above problem, the utility model provides a compression roller formula fertilizer granulator, this granulator can be used to the fertilizer cylinder granulation of different specifications, and the wide application is in the base fertilizer granulation after animal waste and straw fermentation.

The utility model discloses a realize through following measure:

a compression roller type organic fertilizer granulator comprises a feeding chamber, a pressing chamber, a forming chamber and a base which are sequentially arranged from top to bottom;

the pressing chamber is internally provided with a pressing roller assembly, the lower part of the pressing roller assembly is provided with a template in a matching manner, the template is provided with a material forming hole which is through up and down, a cutting knife which is connected with the material forming hole is arranged in the forming chamber, the lower part of the cutting knife is provided with a stirring disc, and the template and the stirring disc are both sleeved outside the rotating shaft.

Preferably, the center of the feeding chamber is connected with a pressure transmission shaft, the upper part of the pressure transmission shaft is connected with a pressure adjusting rod, and the lower part of the pressure transmission shaft is connected with the compression roller assembly.

Preferably, the compression roller assembly comprises a compression roller shaft, the compression roller shaft is fixedly connected with the pressure transmission shaft, a plurality of transverse shafts are arranged in the circumferential direction of the compression roller shaft, and each transverse shaft is rotatably connected with one compression roller.

Preferably, the number of the transverse shafts is three, and the transverse shafts are uniformly arranged in a circumferential shape by taking the press roll shaft as a center; the axis of the transverse shaft extends outwards from the compression roller shaft and is obliquely and upwards arranged along the horizontal plane.

Preferably, the press roll is conical.

Preferably, the number of the cutting knives is three, and the cutting knives are uniformly arranged along the center of the forming chamber in a circumferential shape.

Preferably, the cutting knife and the template are arranged in a 30-degree cutting angle.

Preferably, a plurality of material poking claws are uniformly arranged on the material poking disc in the circumferential direction, and the material poking claws are F-shaped.

Preferably, the template is positioned between the pressing chamber and the forming chamber, and the forming hole on the module is a stepped hole.

Preferably, the forming chamber is connected with a discharge hopper, and a screen is arranged in the discharge hopper.

Preferably, a motor is installed on the base, the motor is connected with a speed reducer through a coupler, and the output end of the speed reducer is connected with the rotating shaft.

Preferably, the speed reducer is a bevel gear transmission speed reducer.

Preferably, the coupling is a drum coupling.

Preferably, the bottom of the base is provided with a leveling sizing block.

Preferably, the rotation speed of the rotating shaft is 60rpm, and the linear velocity of the press roll is 2.5 m/s.

Preferably, the lower part of the forming chamber is provided with a bearing chamber, and centering bearings are installed in pairs in the bearing chamber.

The utility model has the advantages that:

1. the template and the rotating structure of the rotating shaft sleeve can avoid large impurities from being pressed into the template hole, the service life of the template is prolonged, and the stability of equipment is improved. Can join in impurity such as sand among the fertilizer fermentation raw materials and carry out the fermentation of assisting, so can contain less little stone in the fertilizer pelletization raw materials, can cause the damage of granulation template serious, this kind of template revolution mechanic can reduce the probability that the stone enters into the template hole, improves stability can.

2. The stepped hole forming structure is suitable for fermented raw materials, the forming effect is good, the forming rate is more than 98%, the service life is prolonged by 20%, and the application range of the water content of the raw materials is increased from 20% -25% to 18% -30%.

3. The three-conical compression roller structure is adopted, the linear speed of the two ends of the conical compression roller is consistent with the linear speed of the inner ring and the outer ring of the die disc, the dislocation friction between a wheel and a die plate is avoided, the resistance is reduced, the kinetic energy loss is reduced, the service life of the die is prolonged, the low-temperature granulation is realized, the granulation temperature is lower than 80 ℃, the higher survival rate of strains in the organic fertilizer is ensured, and the fertilizer efficiency of the organic fertilizer is ensured; three compression rollers are adopted to simultaneously operate, so that high productivity and high efficiency are realized

4. The pressing chamber (the sealed granulation chamber structure can effectively reduce the overflow of materials and ensure the excellent granulation environment.

The F-shaped material shifting claw structure can sweep out pressed and cut particles in time, and the secondary damage rate of the particles is reduced.

6. The cutting knife and the template form a 30-degree cutting angle, so that the high-efficiency cutting speed is ensured, and the particle damage probability caused by cutting is reduced.

7. The drum-shaped coupling is connected with the output shaft of the motor and the input shaft of the speed reducer, and is in a direct connection transmission mode, so that large-torque transmission is ensured; meanwhile, the automatic centering device has an automatic centering function, reduces transmission loss and improves transmission efficiency.

8. The helical gear transmission speed reduction structure is adopted, so that the transmission efficiency is high, the noise is low, the structure is small and exquisite, the installation and the maintenance are convenient, and the stability is high.

9. The pressure regulating mechanism that pressure regulating rod and pressure transmission shaft, compression roller assembly constitute can reach the purpose of adjusting pressure without stopping, adopts middle one to adjust the structure, can guarantee that the pressure of three compression roller is the same, has effectively solved the inhomogeneous scheduling problem of wearing and tearing that uneven problem caused of pressure, has prolonged the life of compression roller and template.

10. The whole set of equipment works in a closed space, no dust overflows, and the working environment is good.

11. Go out hopper department and set up the screen cloth, the broken powder that can be effective convenient will produce sieves out.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a view showing the inside structure of the molding chamber;

FIG. 4 is a view of the construction of the nip roll assembly;

fig. 5 is a three-dimensional cross-sectional view of the present invention;

in the figure: 1. the automatic feeding device comprises a motor, 2, a drum-shaped coupler, 3, an upper shell, 4, a discharging hopper, 4-1, a screen, 5, a lower shell, 6, a speed reducer, 7, a middle shell, 7, a base, 9, a material shifting claw, 10, a cutting knife, 11, a pressing roller, 12, a template, 13, a rolling bearing group, 14, a pressing roller shaft, 15, a pressure transmission shaft, 16, a pressure adjusting rod, 17, a rotating shaft, 18 and a self-aligning bearing.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1-5, the upper housing 3 encloses a feed chamber which is through from top to bottom, the inner wall of the upper housing 3 is provided with three rib plates which are connected to a transmission sleeve in the middle together, the upper half part of the transmission sleeve is provided with a threaded hole which is in threaded connection with a pressure adjusting rod 16, the lower half part of the transmission sleeve is provided with a through hole and is provided with a flat key groove, the transmission sleeve is connected with a pressure transmission shaft 15 through a flat key, and the pressure adjusting rod 16 is in contact with the pressure transmission shaft 15 inside the transmission sleeve.

The lower extreme of pressure transmission shaft 15 is provided with the flange, and this flange passes through the screw to be connected with compression roller axle 14, and the circumference of compression roller axle 14 evenly is provided with three horizontal axle, the axis of horizontal axle outwards extends from the compression roller axle, upwards sets up along the horizontal plane slope. Each transverse shaft is provided with a rolling bearing group 13, and the outside of each rolling bearing group 13 is provided with a conical press roll 11. The running linear velocity of the compression roller is 2.5m/s, and the linear velocity is low, so that the gas in the material can be effectively removed, the tightness of the product is increased, the noise generated during running and the abrasion of parts are reduced, and the loss of the lubricant of the compression roller can be prevented.

The two ends of the conical compression roller are consistent with the linear speeds of the inner ring and the outer ring of the die disc, the dislocation friction between the wheel and the die plate is avoided, the resistance is reduced, the kinetic energy loss is reduced, the service life of the die is prolonged, the low-temperature granulation is realized, the granulation temperature is lower than 80 ℃, the higher survival rate of strains in the organic fertilizer is ensured, and the fertilizer efficiency of the organic fertilizer is ensured; and three compression rollers are adopted to operate simultaneously, so that high productivity and high efficiency are realized.

The lower part of the upper shell 3 is connected with the middle shell 7 through a flange, and the compression roller shaft 14 and the compression roller 11 are arranged in a compression chamber enclosed by the middle shell. The pressing chamber surrounded by the middle shell can effectively reduce the overflow of materials and ensure the excellent granulating environment.

The middle shell is connected with the lower shell 5 through a lower flange, a first stepped hole with a large upper part and a small lower part is arranged in the middle of the lower shell 5, a hole with a large upper part diameter is a forming chamber, a template 12 is arranged on the upper part of the forming chamber, the template 12 is sleeved outside a rotating shaft 17, a plurality of second stepped holes which are through up and down are arranged on the template 12, a stepped hole forming structure is suitable for raw materials after fermentation, the forming effect is good, the forming rate reaches more than 98%, the service life is prolonged by 20%, and the application range of the raw material moisture is increased from 20% to 25% to 18. The second stepped hole is also in a structural form with a large upper part and a small lower part. The template follows the rotation axis and rotates together, and template revolution mechanic can avoid bold impurity to press into the template hole, improves template life, improve equipment's stability. Can join in impurity such as sand among the fertilizer fermentation raw materials and carry out the fermentation of assisting, so can contain less little stone in the fertilizer pelletization raw materials, can cause the damage of granulation template serious, this kind of template revolution mechanic can reduce the probability that the stone enters into the template hole, improves stability can.

The upper portion of template 12 contacts with compression roller 11, and the lower part of template 12 is provided with 3 cutting off cutters 10, and the cutting off cutter is 30 cutting angles with the template, ensures efficient cutting speed, reduces the granule damage probability because of cutting, and cutting off cutter 10 is connected with the shaping room inner wall through the connecting axle. The bottom end of the forming chamber is provided with a material shifting disc which is sleeved on the rotating shaft 17 through a middle sleeve, three material shifting claws 9 are evenly arranged on the circumferential direction of the material shifting disc, and the side surfaces of the material shifting claws are F-shaped. The F-shaped material shifting claw can sweep out pressed and cut particles in time, and the secondary damage rate of the particles is reduced. The forming chamber is connected with a discharge hopper 4, a screen 4-1 is arranged in the discharge hopper, and the screen can effectively and conveniently screen out the generated crushed powder.

The hole that the shaping room lower part diameter is less is the bearing room, and the outer wall of this bearing room is the casing down promptly, adopts cast iron material, has the heat dissipation fast, and high temperature is indeformable etc. characteristics have improved equipment stability. The centering bearings 18 are installed between the rotating shaft and the bearing chamber in pairs, and a double-centering bearing structure is adopted, so that concentric rotation of the main shaft is ensured, and the stability of operation is improved.

The bottom of base 8 is provided with the leveling parallels, can improve operating stability according to installation place adjusting device levelness on the spot, effectively reduces the unusual phenomenon of vibration. 8 upper portion installation motors 1 of base, motor 1 pass through drum coupling 2 and are connected with speed reducer 6, the speed reducer is helical gear transmission speed reducer, and transmission efficiency is high, and small in noise, the structure is small and exquisite, and the installation is maintained conveniently, and stability is high. The outer part of the drum-shaped coupling 2 is provided with a protective cover to prevent people or objects from contacting the rotating shaft, so that the damage of personnel or mechanical equipment is avoided. The output end of the speed reducer 6 is connected with the rotating shaft 17 through a spline, and the spline connection ensures high output efficiency and good stability. The output speed of the rotating shaft was 60 rpm.

The adjustment of the pressure of the compression roller and the template is an important link for the use of equipment, which affects the production efficiency of the equipment and also affects the service life of the template. The working pressure of the press rolls varies with the material. In order to adapt to convenient pressure adjustment, the structural design of adjusting the pressure without stopping the machine is adopted, namely the pressure of the compression roller is adjusted in the running process of the equipment. During adjustment, only the middle pressure adjusting screw 16 needs to be adjusted, clockwise pressure is increased, and anticlockwise pressure is decreased. The discharging is smooth, and no metal friction sound is generated when the material is fed. Every pinch roller all is solitary adjusting screw on the market, easily causes phenomenon such as pressure adjustment inhomogeneous to cause unusually during the regulation, and this equipment adopts middle one to adjust the structure, can guarantee that the pressure of three compression roller is the same, has effectively solved the inhomogeneous scheduling problem of wearing and tearing that the uneven problem of pressure caused, has prolonged the life of compression roller and template

The machine adopts the automatic lubrication system, and the machine normal work can do not shut down and use the oiling lubrication by oneself, plays a fine maintenance effect to main spare part in the machine. The equipment is simple and easy to operate, the manpower is saved, and one equipment can be operated by only one person.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A compression roller type organic fertilizer granulator is characterized by comprising a feeding chamber, a pressing chamber, a forming chamber and a base which are sequentially arranged from top to bottom; the pressing chamber is internally provided with a pressing roller assembly, the lower part of the pressing roller assembly is provided with a template in a matching manner, the template is provided with a material forming hole which is through up and down, a cutting knife which is connected with the material forming hole is arranged in the forming chamber, the lower part of the cutting knife is provided with a stirring disc, and the template and the stirring disc are both sleeved outside the rotating shaft.

2. The compression-roller organic fertilizer granulator according to claim 1, wherein the center of the feeding chamber is connected with a pressure transmission shaft, the upper part of the pressure transmission shaft is connected with a pressure adjusting rod, and the lower part of the pressure transmission shaft is connected with a compression roller assembly.

3. The compression roller type organic fertilizer granulator according to claim 2, wherein the compression roller assembly comprises a compression roller shaft, the compression roller shaft is fixedly connected with the compression transmission shaft, a plurality of transverse shafts are circumferentially arranged on the compression roller shaft, and each transverse shaft is rotatably connected with one compression roller.

4. The roller type organic fertilizer granulator according to claim 3, wherein the number of the transverse shafts is three, and the transverse shafts are uniformly arranged in a circumferential shape with the roller shafts as centers; the axis of the transverse shaft extends outwards from the compression roller shaft and is obliquely and upwards arranged along the horizontal plane.

5. The roller-type organic fertilizer granulator according to claim 1, wherein the cutting knife is arranged at a 30 ° cutting angle with the die plate.

6. The compression roller type organic fertilizer granulator according to claim 1, wherein a plurality of material stirring claws are uniformly arranged on the material stirring disc in the circumferential direction, and the material stirring claws are F-shaped.

7. The roller-type organic fertilizer granulator of claim 1, wherein the mold plate is located between the pressing chamber and the forming chamber, and the forming holes on the mold plate are stepped holes.

8. The roller-type organic fertilizer granulator of claim 7, wherein the forming chamber is connected with a discharge hopper, and a screen is arranged in the discharge hopper.

9. The compression roller type organic fertilizer granulator according to claim 1, wherein the base is provided with a motor, the motor is connected with a speed reducer through a coupling, and the output end of the speed reducer is connected with the rotating shaft.

10. The compression-roller organic fertilizer granulator of claim 9, wherein the reducer is a bevel gear transmission reducer, and the coupling is a drum coupling.