CN109094091B

CN109094091B - Small continuous agricultural cotton stalk particle pressing machine

Info

Publication number: CN109094091B
Application number: CN201810774540.3A
Authority: CN
Inventors: 翁赛华
Original assignee: Zhejiang Doudoubao Traditional Chinese Medicine Research Co ltd
Current assignee: ZHEJIANG DOUDOUBAO TRADITIONAL CHINESE MEDICINE RESEARCH Co.,Ltd.
Priority date: 2018-07-16
Filing date: 2018-07-16
Publication date: 2021-07-16
Anticipated expiration: 2038-07-16
Also published as: CN109094091A

Abstract

The invention discloses a small continuous agricultural cotton stalk granule press, which comprises a frame, a driving assembly, a press roll shaft, a forming template, a press roll and a material throwing plate, wherein the frame is fixedly connected with a base, the base is fixedly connected with a lower pressing bin, the lower pressing bin is fixedly connected with an upper pressing bin, the inner wall of the top of the lower pressing bin is provided with a groove, the forming template is placed on the groove, the side walls of the lower pressing bin and the upper pressing bin are respectively provided with an annular groove, a protecting piece is embedded in the annular groove, the inner ring of the protecting piece is abutted against the periphery of the forming template, the outer ring of the protecting piece is abutted against an extruding sheet, and the upper end and the lower end of the extruding sheet are respectively abutted against the upper pressing bin and the lower pressing bin. The best technical effect and economic benefit are obtained.

Description

Small continuous agricultural cotton stalk particle pressing machine

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a small continuous agricultural cotton stalk particle pressing machine.

Background

In recent years, with the rapid advance of industrialization in China, energy sources such as coal, electricity and the like are increasingly tense, biomass granular fuel which is prepared by taking crop straws, grass and trees and the like as raw materials and crushing and extruding the biomass granular fuel is increasingly emphasized by people, and various biomass forming granular pressing machines are successively pushed all over the country.

The granule press is to grind the wet powder into the needed granules, or to crush the block dry material into the needed granules, which are divided into two main series: the flat die series and the circular die series are generally divided into two pressing wheels or a plurality of parallel pressing wheel granulators, a vertical feeding mode is adopted, the pressure is uniform, and the continuous feeding device is suitable for rough raw materials with higher fiber content, such as cotton stalks and the like.

The aperture of the forming template in the cotton stalk particle press in the prior art is fixed, and if cotton stalk particles with different particle sizes are to be obtained, the particle press needs to be dismantled to replace the forming template, so that the process is time-consuming and labor-consuming.

Disclosure of Invention

The present invention is directed to a compact continuous agricultural cotton stalk pellet press that solves the problems set forth above in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a small continuous agricultural cotton stalk particle pressing machine comprises a machine frame, a driving assembly, a pressing roll shaft, a forming template, a pressing roll and a throwing plate, wherein the machine frame is fixedly connected with a base, the base is fixedly connected with a lower pressing bin, the side wall of the lower pressing bin is fixedly connected with a discharge hopper, the top of the lower pressing bin is fixedly connected with an upper pressing bin, the upper pressing bin is fixedly connected with a feed hopper, the inside of the base is provided with the pressing roll shaft, the top of the machine frame is provided with the driving assembly, the driving assembly is connected with the pressing roll shaft through gear transmission, the inner wall of the bottom of the lower pressing bin is fixedly connected with a supporting bearing piece, the supporting bearing piece is in interference fit with the pressing roll shaft, the pressing roll shaft is fixedly connected with the throwing plate through a set screw, a sealing plate is arranged below the throwing plate, the sealing plate is fixedly connected with the inner wall of, the shaping template is half fan-shaped plate structure and is equipped with two that are mirror symmetry, the lateral wall in suppression storehouse and last suppression storehouse down all is equipped with the ring channel, the protection piece has been inlayed to the ring channel, the periphery looks butt of protection piece inner circle and shaping template to protection piece outer lane butt extrusion piece, lower extreme supports respectively on the extrusion piece and presses the storehouse down to extrusion piece, protection piece and shaping template pass through the bolt and constitute a whole, the compression roller axle stretches into the suppression storehouse after passing the shaping template, compression roller axle top is equipped with the compression roller, the compression roller bottom is equipped with the shaping template.

Preferably, the driving assembly comprises a motor and a speed reducer, an output end of the motor is in gear transmission with an input end of the speed reducer, an input end of the speed reducer is in splined connection with a first bevel gear, a bottom of the pressure roller shaft is in splined connection with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

Preferably, the forming template is provided with two teeth integrally formed with the forming template, the two teeth are symmetrically arranged about the central axis of the forming template, and the teeth of the two forming templates are meshed with each other.

Preferably, the forming template is provided with pressing holes, the aperture of each pressing hole is in the range of two to eight millimeters, the pressing holes are uniformly arranged in the forming template in a radial shape, and the distance between the centers of adjacent pressing holes is twelve millimeters.

Preferably, the supporting bearing part comprises a tapered roller bearing and a ball bearing, the tapered roller bearing is positioned at the bottom of the lower pressing bin, the ball bearing is positioned below the sealing plate, and the distance between the tapered roller bearing and the ball bearing is less than thirty centimeters.

Preferably, the thickness of the guard is in the range of two to three millimetres and the guard thickness is equal to twice the depth of the annular groove.

Compared with the prior art, the invention has the beneficial effects that:

1. the device has a simple structure, is convenient to install, can quickly replace the forming template aiming at different particle size requirements by fixing the forming template in the device in an embedded mode, has a simple operation process, and can obtain the best technical effect and economic benefit by selecting the forming template with different pore diameters according to different requirements by a user;

2. the invention has simple structure, wide adaptability, small occupied area and low noise, and the cotton stalk can be granulated without adding or adding a little liquid, so the moisture content of the granules is basically the moisture content of the cotton stalk before granulation, and the storage is more favorable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of a lower pressing chamber and an upper pressing chamber of the present invention;

FIG. 3 is a plan view of the form, guard and squeeze sheet of the present invention;

FIG. 4 is a perspective view of the form, guard and squeeze tab of the present invention;

FIG. 5 is a schematic view of the structure of the lower pressing chamber and the upper pressing chamber of the present invention.

In the figure: 1 frame, 2 driving assemblies, 3 bases, 4 lower pressing bins, 5 upper pressing bins, 6 feed bins, 7 discharge bins, 8 press roll shafts, 9 forming templates, 10 press rolls, 11 material throwing plates, 12 supporting bearing pieces, 13 grooves, 14 protecting pieces, 15 extruding sheets, 16 annular grooves, 17 sealing plates, 18 first bevel gears, 19 second bevel gears, 20 tooth parts and 21 pressing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a small-size continuous type agricultural cotton stalk granule briquetting machine, includes frame 1, drive assembly 2, compression roller axle 8, shaping template 9, compression roller 10 and gets rid of

flitch

11, 1 fixed connection base 3 in the frame, 3 fixed connection suppress storehouse 4 under the base, suppress 4 lateral walls fixed connection in storehouse down and go out hopper 7 to suppress 4 top fixed connection in storehouse down and suppress storehouse 5, go up and suppress 5 fixed connection feeder hoppers 6 in the storehouse, the feed relies on the gravity of material self, avoids blockking up. The inside compression roller axle 8 that is equipped with of

base

3, 1 top of frame is equipped with drive assembly 2, and drive assembly 2 passes through gear drive and connects

compression roller axle

8, 4 bottom inner wall fixed connection support bearing spare 12 in lower suppression storehouse, support bearing spare 12 interference fit compression roller axle 8, and compression roller axle 8 gets rid of flitch 11 through holding screw fixed connection, gets rid of flitch 11 below and is equipped with

closing plate

17, 4 inner walls in suppression storehouse under the closing plate 17 fixed connection.

4 top inner walls in lower pressing storehouse are equipped with recess 13, shaping template 9 has been placed on recess 13, shaping template 9 is half fan-shaped plate structure and is equipped with two that are mirror symmetry, the lateral wall of pressing storehouse 4 and last pressing storehouse 5 down all is equipped with ring channel 16, ring channel 16 has inlayed protection piece 14, the periphery looks butt of 14 inner circles of protection piece and shaping

template

9, and 14 outer lane butt extrusion pieces 15 of protection piece, the lower extreme supports respectively on the extrusion pieces 15 presses storehouse 5 and presses storehouse 4 down, and extrusion pieces 15, protection piece 14 and shaping template 9 constitute a whole through the bolt, the last pressing storehouse 5 of stretching into after the compression roller axle 8 passes shaping template 9, compression roller axle 8 top is equipped with compression roller 10, compression roller 10 bottom is equipped with shaping template 9.

Further, the driving assembly 2 comprises a motor and a speed reducer, wherein an output end of the motor is in gear transmission with an input end of the speed reducer, an input end of the speed reducer is in splined connection with a first bevel gear 18, a bottom of the pressure roller shaft 8 is in splined connection with a second bevel gear 19, and the second bevel gear 19 is meshed with the first bevel gear 18. The driving assembly 2 rotates stably and has low noise, the rotating speed of the main shaft is about 60rpm, the linear speed of the compression roller is about 2.5m/s, gas in materials can be effectively removed, and the tightness of products is increased. Due to the low linear speed, the noise generated during operation and the abrasion of parts are reduced.

Furthermore, the forming die plate 9 is provided with two teeth 20 integrally formed with the forming die plate, the two teeth 20 are symmetrically arranged about the central axis of the forming die plate 9, the teeth 20 of the two forming die plates 9 are meshed with each other, the two forming die plates 9 are connected more tightly, and relative dislocation is reduced.

Furthermore, the forming template 9 is provided with pressing holes 21, the aperture of the pressing holes 21 is within a range of two to eight millimeters, the pressing holes 21 are uniformly arranged in the forming template 9 in a radial shape, and the distance between the centers of adjacent pressing holes 21 is twelve millimeters. The pore diameter selection method for the pressed pores 21 mainly includes a qualitative selection method and an empirical selection method, and is generally determined through two to three tests.

Further, support bearing part 12 includes tapered roller bearing and ball bearing, and tapered roller bearing is located and suppresses the storehouse 4 bottom down, and ball bearing is located the below of closing plate 17, and both intervals of tapered roller bearing and ball bearing are less than thirty centimetres, realize fine support effect to support bearing part 12.

Further, the thickness of the protective member 14 is in the range of two to three millimeters, and the thickness of the protective member 14 is equal to twice the depth of the annular groove 16, so that the protective member 14 can be completely embedded in the annular groove 16, thereby being beneficial to supporting the upper pressing bin 5 and improving the integral strength.

As shown in figure 3, the protecting member 14 can form two forming templates 9 into a complete circular ring structure by means of the extrusion action of the extruding sheet 15 on the protecting member 14, cotton stalks are extruded by the pressing roller 10 during the forming of the forming templates 9, then are demoulded and granulated from the pressing holes 21, and then are thrown out of the discharge hopper 7 through the rotating throwing plate. After the bolts are unscrewed, the squeeze sheet 15 and the protection member 14 are free from restraint, and the protection member 14 and the forming die plate 9 can be removed from the annular groove 16 and the groove 13, respectively, and replaced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size continuous type agricultural cotton stalk granule briquetting machine, includes frame (1), drive assembly (2), compression roller axle (8), shaping template (9), compression roller (10) and gets rid of flitch (11), its characterized in that: the machine frame (1) is fixedly connected with a base (3), the base (3) is fixedly connected with a lower pressing bin (4), the side wall of the lower pressing bin (4) is fixedly connected with a discharge hopper (7), the top of the lower pressing bin (4) is fixedly connected with an upper pressing bin (5), the upper pressing bin (5) is fixedly connected with a feed hopper (6), a pressing roll shaft (8) is arranged inside the base (3), the top of the machine frame (1) is provided with a driving assembly (2), the driving assembly (2) is connected with the pressing roll shaft (8) through gear transmission, the inner wall of the bottom of the lower pressing bin (4) is fixedly connected with a supporting bearing piece (12), the supporting bearing piece (12) is in interference fit with the pressing roll shaft (8), the pressing roll shaft (8) is fixedly connected with a throwing plate (11) through a set screw, a sealing plate (17) is arranged below the throwing plate (11), and the sealing plate (17), the inner wall of the top of the lower pressing bin (4) is provided with a groove (13), the groove (13) is provided with a forming template (9), the forming template (9) is of a semi-sector plate structure and is provided with two pressing bins in mirror symmetry, the side walls of the lower pressing bin (4) and the upper pressing bin (5) are provided with annular grooves (16), protective pieces (14) are embedded in the annular grooves (16), the inner rings of the protective pieces (14) are abutted to the periphery of the forming template (9), the outer rings of the protective pieces (14) are abutted to the extrusion pieces (15), the upper ends and the lower ends of the extrusion pieces (15) are respectively abutted to the upper pressing bin (5) and the lower pressing bin (4), the extrusion pieces (15), the protective pieces (14) and the forming template (9) form a whole through bolts, the pressing roll shaft (8) penetrates through the forming template (9) and then extends into the upper pressing bin (5), and the top of the pressing roll shaft (8, the forming die plate (9) is arranged at the bottom of the compression roller (10), the forming die plate (9) is provided with two tooth parts (20) which are integrally formed with the forming die plate, the two tooth parts (20) are symmetrically arranged about the central axis of the forming die plate (9), the tooth parts (20) of the two forming die plates (9) are meshed with each other, the forming die plate (9) is provided with pressing holes (21), and the pressing holes (21) are radially and uniformly arranged on the forming die plate (9); the driving assembly (2) comprises a motor and a speed reducer, the output end of the motor is in gear transmission with the input end of the speed reducer, the input end of the speed reducer is in splined connection with a first bevel gear (18), the bottom of the pressure roller shaft (8) is in splined connection with a second bevel gear (19), and the second bevel gear (19) is meshed with the first bevel gear (18); the aperture of each pressing hole (21) is in the range of two to eight millimeters, and the distance between the centers of adjacent pressing holes (21) is twelve millimeters; the supporting bearing piece (12) comprises a tapered roller bearing and a ball bearing, the tapered roller bearing is positioned at the bottom of the lower pressing bin (4), the ball bearing is positioned below the sealing plate (17), and the distance between the tapered roller bearing and the ball bearing is less than thirty centimeters; the thickness of the protection (14) is in the range of two to three millimeters and the thickness of the protection (14) is equal to twice the depth of the annular groove (16); by means of the extrusion effect of the extrusion piece (15) on the protection piece (14), the protection piece (14) can enable the two forming templates (9) to form a complete circular ring structure, cotton stalks are extruded and formed through a compression roller (10) when the forming templates (9) are formed, then the cotton stalks are demoulded and granulated from the pressing holes (21), and then the cotton stalk granules are thrown out of the discharge hopper (7) through a rotary throwing plate; after the bolt is unscrewed, the extrusion sheet (15) and the protection piece (14) are not restrained, and the protection piece (14) and the forming template (9) can be respectively taken out of the annular groove (16) and the groove (13) and replaced.