CN112492989A

CN112492989A - Straw crusher

Info

Publication number: CN112492989A
Application number: CN202011459577.0A
Authority: CN
Inventors: 陈立才; 冯细平; 李嘉欣; 敖郭平; 邓友才
Original assignee: Jiangxi Yuefeng Agricultural Technology Co ltd
Current assignee: Jiangxi Yuefeng Agricultural Technology Co ltd
Priority date: 2020-12-13
Filing date: 2020-12-13
Publication date: 2021-03-16

Abstract

A straw crusher belongs to the technical field of agricultural machinery and comprises a frame, a transmission part, a cutting part and a crushing part, wherein the transmission part is installed in the frame, the cutting part is installed in the middle of the transmission part, and the crushing part is installed at the bottom of the frame. The frame includes housing, front opening, through-hole, delivery sheet and discharge gate, and the housing has big end down's structure, and the top front side of housing has the front opening. The transmission part is provided with two groups of transmission mechanisms, each group of transmission mechanisms comprises a pair of roll shafts, grooves and belts, the roll shafts are arranged front and back, the roll shafts are provided with the grooves, and the belts are arranged between the grooves at corresponding positions on the roll shafts. The transmission mechanism positioned below is horizontally arranged, and the transmission mechanism positioned above is arranged in a high-back low manner. The cutting part comprises blades and a cutter shaft, the cutter shaft is arranged between the two groups of transmission mechanisms of the transmission part, the blades are arranged on the cutter shaft, and the blades are arranged in the interval area of the belt. The crushing part comprises a motor and a spiral cutter set, the spiral cutter set is arranged on the motor, and the spiral cutter set is positioned above the partition plate of the housing.

Description

Straw crusher

Technical Field

The invention belongs to the technical field of agricultural machinery, and particularly relates to a straw crusher.

Background

Straw has many uses in the agricultural field, and almost all uses require cutting the straw into small sections or crushing the straw for utilization. Because the stress space in the field is limited, if special equipment is developed for straw smashing, the cost is easy to pull, the application of products is not facilitated, and an economical and practical straw cutting device with high working efficiency is lacked in the industry at present.

Disclosure of Invention

The invention provides a straw crusher to solve the problems in the background technology.

The technical problem solved by the invention is realized by adopting the following technical scheme:

a straw crusher comprises a frame, a transmission part, a cutting part and a crushing part, wherein the transmission part is installed in the frame, the cutting part is installed in the middle of the transmission part, and the crushing part is installed at the bottom of the frame.

The frame includes housing, front opening, through-hole, delivery sheet and discharge gate, and the housing has big-end-up's structure, and the top leading flank of housing has the front opening, and the quantity, size and the position of through-hole are according to the corresponding setting of axle of transmission portion and cutting part, and the housing below has the baffle, and the side of going up of baffle has the discharge gate, and the forage that finishes of smashing is exported from the discharge gate. The lower part of the clapboard is the installation position of the motor, and the upper part of the clapboard is the passing area of the straw. The transmission part is provided with two groups of transmission mechanisms, each group of transmission mechanisms comprises a pair of roll shafts, grooves and belts, the roll shafts are arranged front and back, the roll shafts are provided with the grooves, and the belts are arranged between the grooves at corresponding positions on the roll shafts. The transmission mechanism that is located the below is arranged horizontally, and the transmission mechanism that is located the top is high back low and is arranged, and the straw stalk gets into the rubbing crusher from between the great transmission mechanism of opening at first after sending into the rubbing crusher from the delivery sheet, and along with distance between two sets of transmission mechanism reduces gradually, the straw stalk is compacted gradually, is convenient for the cutting operation. The cutting part comprises blades and a cutter shaft, the cutter shaft is arranged between the two groups of transmission mechanisms of the transmission part, the blades are arranged on the cutter shaft, and the blades are arranged in the interval area of the belt. The crushing part comprises a motor and a spiral cutter set, the spiral cutter set is arranged on the motor, and the spiral cutter set is positioned above the partition plate of the housing.

Furthermore, an inclined feeding plate is arranged on the front opening, and the straw stalks are fed into the side surface of the cover shell of the pulverizer from the feeding plate and are provided with through holes.

Furthermore, the number of the grooves is 2-5.

Further, the number of blades corresponds to the number of spaced zones of the belt, i.e. the number of belts is one less.

The invention has the beneficial effects that:

the straw crushing device is used for straw crushing work in the agricultural field, is provided with a two-stage cutting device, finally crushes the straw, has a conveyor belt with a closed-up shape, and compacts the straw while conveying the straw, so that the first-stage cutting operation is facilitated.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is an exploded view of the present invention;

in the figure: 10. the automatic grinding machine comprises a machine frame, 11. a housing, 12. a front opening, 13. a through hole, 14. a feeding plate, 15. a discharge hole, 20. a transmission part, 21. a roll shaft, 22. a groove, 23. a belt, 30. a cutting part, 31. a blade, 32. a cutter shaft, 40. a grinding part, 41. a motor and 42. a spiral cutter group.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1-3, the straw crusher comprises a frame 10, a transmission part 20, a cutting part 30 and a crushing part 40, wherein the transmission part 20 is installed in the frame 10, the cutting part 30 is installed in the middle of the transmission part 20, and the crushing part 40 is installed at the bottom of the frame 10.

The frame 10 comprises a housing 11, a front opening 12, a through hole 13, a feeding plate 14 and a discharge hole 15, the housing 11 has a structure with a big top and a small bottom, the front side surface above the housing 11 is provided with the front opening 12, the feeding plate 14 with an inclination is arranged on the front opening 12, straw is fed into the side surface of the crusher housing 11 from the feeding plate 14 and is provided with the through hole 13, the number, the size and the position of the through hole 13 are correspondingly arranged according to the shafts of a transmission part 20 and a cutting part 30, a partition plate is arranged below the housing 11, the discharge hole 15 is arranged on the upper side of the partition plate, and the crushed straw is output from the discharge. The mounting position of the motor 41 is arranged below the partition plate, and the passing area of the straw is arranged above the partition plate.

The transmission part 20 has two sets of drive mechanisms, and every set of drive mechanism includes a pair of roller 21, recess 22 and belt 23, and a pair of roller 21 is arranged from beginning to end, has recess 22 on the roller 21, and the quantity of recess 22 is 2~5, installs belt 23 between the recess 22 of corresponding position on a pair of roller 21. The transmission mechanism that is located the below is arranged horizontally, and the transmission mechanism that is located the top is arranged high back low, and the straw stalk gets into the rubbing crusher from between the great transmission mechanism of opening at first after sending into the rubbing crusher from delivery sheet 14, and along with the distance between two sets of transmission mechanism reduces gradually, the straw stalk is compacted gradually, is convenient for the cutting operation. Of course, two sets of transmission mechanisms are respectively provided with a roller shaft 21 connected with a power source, and the roller shafts 21 are driven to rotate, so that the straw is conveyed.

The cutting part 30 comprises a blade 31 and a knife shaft 32, the knife shaft 31 is arranged between two groups of transmission mechanisms of the transmission part 20, the blade 31 is arranged on the knife shaft 32, the blade 31 is arranged in the interval area of the belt 23, the number of the blade 31 is corresponding to the number of the interval area of the belt 23, namely the number of the belt 23 is one less. Straw entering the frame 10 from the driving portion 20 passes through the cutting portion 30 and is cut into a plurality of small sections by the blade 31.

The smashing part 40 comprises a motor 41 and a spiral cutter set 42, the spiral cutter set 42 is installed on the motor 41, the spiral cutter set 42 is located above a partition board of the housing 11, grass segments which are cut into small segments through the cutting part 30 freely fall down to be smashed into fine particles when passing through the spiral cutter set 42, and then the fine particles are discharged from the discharge hole 15, so that smashed grass is obtained, and the convenience is brought to subsequent processes.

The working principle of the invention is as follows: send into rubbing crusher with the straw from the delivery sheet 14, the straw is through the compaction of transmission portion 20, cuts into the segment through cutting portion 30 afterwards, and the straw of segment falls into housing 11 below downwards from the end of transmission portion 20 afterwards, when the portion 40 is smashed to the process of smashing, is smashed into tiny particle through discharge gate 15 discharge rubbing crusher by spiral knife group 42.

The above examples mainly illustrate the straw pulverizer of the present invention. While only a limited number of embodiments and features have been described, those skilled in the art will recognize that the invention can be embodied in many other forms without departing from the spirit or scope thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, and various modifications and alternative arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. A straw crusher comprises a rack (10), a transmission part (20), a cutting part (30) and a crushing part (40), and is characterized in that the transmission part (20) is installed in the rack (10), the cutting part (30) is installed in the middle of the transmission part (20), the crushing part (40) is installed at the bottom of the rack (10), the rack (10) comprises a housing (11), a front opening (12), a through hole (13) and a discharge hole (15), the housing (11) has a structure with a large upper part and a small lower part, the front side surface above the housing (11) is provided with the front opening (12), the number, the size and the position of the through hole (13) are correspondingly arranged according to the shafts of the transmission part (20) and the cutting part (30), a partition board is arranged below the housing (11), the discharge hole (15) is arranged on the upper side of the partition board, crushed straw is output from the discharge hole (15), the transmission part (20) is provided with two groups of transmission, each group of transmission mechanisms comprises a pair of roll shafts (21), recess (22) and belt (23), a pair of roller (21) is arranged from beginning to end, recess (22) have on roller (21), install belt (23) between recess (22) of corresponding position on a pair of roller (21), the drive mechanism level that is located the below is arranged, the drive mechanism that is located the top is high back low, cutting part (30) are including blade (31) and arbor (32), arbor (31) are installed in the middle of two sets of drive mechanism of transmission portion (20), install blade (31) on arbor (32), the interval region at belt (23) is installed to blade (31), crushing part (40) are including motor (41) and spiral knife tackle (42), install spiral knife tackle (42) on motor (41), spiral knife tackle (42) are located the baffle top of housing (11), the grass section that cuts into the subsection through cutting part (30) is smashed into tiny granule when freely falling through spiral knife tackle (42).

2. A straw shredder according to claim 1, characterised in that an inclined feed plate (14) is mounted in the front opening (12), and the straw is fed from the feed plate (14) into the side of the shredder housing (11) with through holes (13).

3. A straw crusher as claimed in claim 1, characterised in that the number of said grooves (22) is 2-5.

4. A straw shredder according to claim 1, characterised in that the number of blades (31) corresponds to the number of spaced zones of the belt (23).