CN110935524A

CN110935524A - Agricultural remainder rolling cutting device

Info

Publication number: CN110935524A
Application number: CN201911138321.7A
Authority: CN
Inventors: 蔡红珍; 于文凡; 高锋; 易维明; 卢文玉; 邵红梅
Original assignee: Shandong University of Technology
Current assignee: Shandong Xinhongyuan Industrial Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-03-31
Anticipated expiration: 2039-11-20
Also published as: CN110935524B

Abstract

The invention relates to the technical field of agricultural mechanical equipment, in particular to an agricultural residue rolling and cutting device which comprises a rack, wherein a shell is arranged on the rack, the rack is connected with a power device, the power device is connected with a transmission device, the transmission device is connected with one-stage or multi-stage rotary cutters, each stage of rotary cutter is correspondingly provided with one-stage fixed cutters, the fixed cutters are arranged on the rack, the transmission device is also connected with a feeding device and a rotary cutting device, a feeding hole and a discharging hole are formed in the shell, the feeding device is arranged at the feeding hole, the rotary cutters and the fixed cutters are arranged in the shell, and the rotary cutting device is arranged at the discharging hole. The invention adopts the matching mode of the rotary cutter and the fixed cutter to roll and cut the materials, the structure and the arrangement mode of the cutters are optimized, the crushing effect is good, and the multistage rolling and cutting mechanism is adopted to synchronously carry out the crushing and cutting, so the working efficiency is high.

Description

Agricultural remainder rolling cutting device

Technical Field

The invention relates to the technical field of agricultural mechanical equipment, in particular to an agricultural residue rolling and cutting device.

Background

With the development of agricultural production, the grain yield is greatly improved, the number of biomass straws is correspondingly increased, a large amount of biomass straws such as corn, wheat and the like are always combusted in summer, autumn and winter every year, a large amount of smoke is generated, and a huge burden is caused to the environment.

The biomass straw is crushed by using the necessary working procedures, and most of the existing crushers are structures formed by combining a movable cutter and a fixed cutter. However, the crushing structure in the prior art has certain disadvantages:

1, most of the crushing mechanisms are single-stage, and the crushing efficiency is low;

2, a single crushing mode is adopted, so that the crushing effect is poor;

3, the material dredging function is insufficient, and the material is easy to block;

4 the cutter head has poor wear resistance, and the cutter head is easily loosened from the base.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an agricultural residue rolling and cutting device.

In order to solve the technical problems, the invention provides the following technical scheme:

the utility model provides an agricultural remainder rolls cutting device, includes the frame, installs the casing in the frame, and the frame is connected with power device, and power device connects transmission, and transmission connects one-level or multistage rotatory cutter, and transmission gives rotatory cutter with power device's power transmission to drive rotatory cutter and carry out rotary motion. Every level of rotary cutter corresponds and is provided with one-level fixed cutter, and fixed cutter sets up in the frame, and fixed cutter and rotary cutter cooperation realize that the roll of material is cut smashes, smashes effectually, sets up multistage rotary cutter in addition, the fixed cutter combination, has improved crushing efficiency.

The transmission device is also connected with a feeding device and a rotary cutting device, a feeding hole and a discharging hole are formed in the shell, the feeding device is arranged at the feeding hole, and the feeding device is used for feeding materials into the shell. The rotary cutter and the fixed cutter are arranged in the shell to crush materials in the shell. The rotary cutting device is arranged at the discharge port and used for stirring materials and further rolling and cutting the materials, so that the materials are dredged, the discharge port is prevented from being blocked by the materials, and the materials are further crushed.

The rotary cutter comprises a first rotary cutter group, a second rotary cutter group and a third rotary cutter group, and a rotary shaft of the first rotary cutter group is respectively and vertically arranged with a rotary shaft of the second rotary cutter group and a rotary shaft of the third rotary cutter group. The arrangement of the three-level rotary cutter is optimized, and the materials are processed in three directions in the shell, so that high processing efficiency is realized.

The fixed cutter and the rotary cutter are arranged oppositely, the first-level fixed cutter comprises two fixed cutter heads which are arranged on a fixed support, the fixed support is connected with the rack and comprises an upper plate and a lower plate, the two cutter heads are arranged on the upper plate and the lower plate respectively, the cutter points are arranged oppositely, and the two cutter points are arranged at a certain distance. Above-mentioned structure sets up, can realize better roll cutting effect, and comminuted is more meticulous. The fixed bolster of fixed cutter mechanism has carried out the design that high both sides are low in the middle of, and the middle and both sides form 15 contained angles, and fixed tool bit is fixed along the upper limb, uses hexagon socket head cap screw to screw up to weld, make it more firm.

The feeding device comprises two parallel feeding toothed rollers which are meshed with each other.

The rotary cutting device comprises a rotary cutting shaft, a plurality of rotary cutting mechanisms are mounted on the rotary cutting shaft, the rotary cutters are formed into a plurality of rows and a plurality of columns and are uniformly distributed on the surface of the rotary cutting shaft, each rotary cutting mechanism comprises a rotary cutting base, upper cutting sheets and lower cutting sheets which are symmetrically arranged are connected to the rotary cutting base, middle cutting sheets are arranged on a base body, the upper cutting sheets and the lower cutting sheets are of arc structures, and the rotary cutting range is enlarged. The structure realizes secondary crushing while stirring materials in the device.

The transmission device comprises a first transmission box and a second transmission box, the power device is connected with the first transmission box, the first transmission box is connected with the second transmission box, the first transmission box is connected with the rotary cutter, and the first transmission box transmits power for the rotary cutter; the second transmission case is respectively connected with the feeding device and the rotary cutting device, and the second transmission case respectively transmits power to the feeding device and the rotary cutting device.

Specifically, a power gear is arranged in the first transmission case, the power gear is connected with a power output shaft of the power device, the power gear can drive one-stage or multi-stage rotary cutters to move, and the one-stage rotary cutter can be provided with one or more rotary cutters. The power gear is meshed with the first rotary cutter gear, the first rotary cutter gear is meshed with the second rotary cutter gear and the third rotary cutter gear respectively, the first rotary cutter gear is connected with the first rotating shaft, the first rotating shaft is connected with the first rotary cutter, the second rotary cutter gear is connected with the second rotating shaft, the second rotating shaft is connected with the second rotary cutter, the third rotary cutter gear is connected with the third rotating shaft, the third rotating shaft is connected with the third rotary cutter, and the first rotating shaft is perpendicular to the second rotating shaft and the third rotating shaft respectively.

And a power transmission gear, a feeding device gear and a rotary cutting device gear which are meshed with each other are arranged in the second transmission box, and the power transmission gear is connected with the first transmission box.

The feeding device gear is respectively connected with the two feeding rollers, and the rotary cutting device gear is connected with the rotary cutting shaft.

And a screen is arranged at the discharge port.

The tool bit base is fixed by using bolts, and the parallel design is adopted, so that the problem of easiness in loosening caused by the original inclined design is solved; the tool bit of the rotary tool is made of alloy, is firm and wear-resistant, and can be used for a longer time.

The invention has the following beneficial effects:

1. according to the invention, the material is rolled and cut in a manner of matching the rotary cutter and the fixed cutter, the structure and arrangement of the cutters are optimized, the crushing effect is good, and the multistage rolling and cutting mechanisms are adopted for synchronous operation, so that the working efficiency is high;

2. the rotary cutting device is designed by the 3D blade, so that the disturbance and rotary cutting range is greatly enlarged, secondary crushing is performed while disturbance is increased, and the efficiency is remarkably improved;

3. according to the invention, the cutter head is designed, a firmer alloy material is adopted, the wear resistance is greatly improved, the sharpness is obviously improved, and the alloy cutter head is firmly fixed on the cutter head base in a mode of combining the inner hexagon bolt with welding, so that the problem of looseness caused by the adjustment of the deflection angle of the cutter head by the conventional adjusting bolt is solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention (with the front panel removed from the housing);

FIG. 2 is a schematic view of the first gear box and the rotary cutter;

FIG. 3 is a schematic view of the structure within the first transmission case;

FIG. 4 is a schematic view of the connection between the second transmission box and the feeding device and the rotary cutting device;

FIG. 5 is a schematic view of the second transmission case drive gear;

FIG. 6 is a schematic view of the arrangement of the second stage rotary cutter and the stationary cutter;

FIG. 7 is a schematic view of the feed apparatus;

fig. 8 is a schematic structural view of the atherectomy device;

fig. 9 is a schematic structural view of a rotary cutter and a rotary cutting base of the rotary cutting device;

fig. 10 is a schematic view of the connection between the fixed bracket and the fixed cutter head in fig. 6.

In the figure: 1. a frame; 2. a power plant; 21. a power take-off shaft; 3. a housing; 31. a first feed port; 32. a second feed port; 33. a third feed inlet; 34. a discharge port; 4. a first transmission case; 41. a power gear; 42. a transmission gear; 5. a first rotary cutter group; 51. a first rotary cutter gear; 52. a first rotating shaft; 6. a second rotary cutter group; 61. a second rotary cutter gear; 62. a second rotation shaft; 63. rotating the tool bit base; 64. rotating the cutter head; 65. fixing an upper tool bit; 66. fixing the lower cutter head; 7. a third rotary cutter group; 71. a third rotary cutter gear; 72. a third rotation axis; 8. a rotary cutting device; 81. rotating and cutting the shaft; 82. rotary cutting the base; 83. intermediate slicing; 84. slicing the slices; 85. slicing down; 9. a feeding device; 91. a first upper feed gear roll; 92. a first lower feed gear roller; 93. a second upper feed gear roller; 94. a second lower feed gear roller; 10. a drive shaft; 101. a second transmission gear; 11. a second transmission case; 111. a first gear; 112. a second gear; 113. a third gear; 114. a fourth gear; 115. a fifth gear; 116. a sixth gear; 117. a seventh gear; 118. an eighth gear; 119. a ninth gear; 1110. a tenth gear; 12. an upper plate; 13. a lower plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b):

as shown in figure 1, the rolling and cutting device for agricultural residues comprises a frame 1, a shell 3 is mounted on the frame 1, a power device 2 is connected to the frame 1, and the power device 2 is a motor. The power device 2 is connected with a transmission device, the transmission device comprises a first transmission case 4 and a second transmission case 11, the power device 2 is connected with the first transmission case 4, and the first transmission case 4 is connected with the second transmission case 11 through a transmission shaft 10. The first transmission case 4 is connected with the three-stage rotary cutter, and the first transmission case 4 transmits power for the three-stage rotary cutter respectively. The three-level rotary cutter is correspondingly provided with a three-level fixed cutter which is arranged on the frame 1.

The shell 3 is provided with a feeding hole and a discharging hole, the feeding device 9 is arranged at the feeding hole, and the feeding device 9 is used for feeding materials into the shell 3. The rotary cutter and the fixed cutter are arranged in the shell 3 to crush materials in the shell 3. The rotary cutting device 8 is arranged at the discharge port, and the rotary cutting device 8 is used for stirring materials. The second transmission case 11 is respectively connected with the feeding device 9 and the rotary cutting device 8, and the second transmission case 11 respectively transmits power for the feeding device and the rotary cutting device.

The shell 3 is provided with a first feed opening 31, a second feed opening 32 and a third feed opening 33 respectively, the first feed opening 31 is arranged at the top end of the shell 3, and the second feed opening 32 and the third feed opening 33 are arranged at the left side and the right side of the shell 3. The rotary cutter comprises a first rotary cutter group 5, a second rotary cutter group 6 and a third rotary cutter group 7, wherein the rotary shaft of the first rotary cutter group 5 is respectively and vertically arranged with the rotary shaft of the second rotary cutter group 6 and the rotary shaft of the third rotary cutter group 7. The first rotary cutter group 5 is mainly directed to the material of the first feed opening 31, the second rotary cutter group 6 is mainly directed to the material of the second feed opening 32, and the third rotary cutter group 7 is mainly directed to the material of the third feed opening 33.

As shown in fig. 1 and 6, the fixed cutter and the rotary cutter are arranged oppositely, the primary fixed cutter comprises two fixed cutter heads, the two fixed cutter heads are mounted on a fixed support, and the fixed support is connected with the frame 1. The specific structure is as shown in fig. 6 of the cutter set at the second feed port 31, the fixed support includes an upper plate 12 and a lower plate 13, a fixed upper cutter 65 and a fixed lower cutter 66 are respectively mounted on the upper plate 12 and the lower plate 13, the cutters are arranged oppositely, the two cutters are arranged at a certain distance, a rotary cutter 64 is arranged oppositely to the fixed cutter, and the rotary cutter 64 is a cutter with a radian. The fixed cutter head and the rotary cutter head are made of alloy materials, and the rotary cutter head 64 is welded and fixed after being installed on the rotary cutter head base 63 through hexagon socket head bolts. The fixed tool bit adopts hexagon socket head cap screw to install on the fixed bolster, as shown in fig. 10, the base that the fixed bolster is connected with the fixed tool bit has carried out the design that high both sides are low in the middle, and the middle and both sides form 15 contained angles, and fixed tool bit is fixed along the upper limb, uses hexagon socket head cap screw to screw up to weld, makes it more firm.

As shown in fig. 1, 2 and 3, a power gear 41 is arranged in the first transmission case, the power gear 41 is connected with a power output shaft 21 of the power device, the power gear 41 can drive the three-stage rotary cutter to move, and the first-stage rotary cutter is provided with two rotary cutter heads which run synchronously. The power gear 41 is engaged with the first rotary cutter gear 51, the first rotary cutter gear 51 is a bevel gear, the first rotary cutter gear 51 is engaged with the second rotary cutter gear 61 and the third rotary cutter gear 71 respectively, and power is transmitted in a reversing manner, the first rotary cutter gear 51 is connected with the first rotating shaft 52, the first rotating shaft 52 is connected with the first rotary cutter, the second rotary cutter gear 61 is connected with the second rotating shaft 62, the second rotating shaft 62 is connected with the second rotary cutter, the third rotary cutter gear 71 is connected with the third rotating shaft 72, the third rotating shaft 72 is connected with the third rotary cutter, and the first rotating shaft 52 is respectively arranged perpendicular to the second rotating shaft 62 and the third rotating shaft 72. The power gear 41 is simultaneously connected with two sets of the above structures, namely the primary rotary cutter is provided with two rotary cutter heads which run synchronously.

As shown in fig. 1 and 7, the feeding device 9 includes two parallel feeding toothed rollers, and the two feeding toothed rollers are engaged with each other. The second feeding hole 32 and the third feeding hole 33 are respectively provided with a feeding device, and the second feeding hole 32 is provided with a first upper feeding toothed roller 91 and a first lower feeding toothed roller 92; a second upper feeding toothed roller 93 and a second lower feeding toothed roller 94 are arranged at the third feeding port 33.

As shown in fig. 1, 8 and 9, a discharge port is arranged at the lower part of the shell 3, a screen is arranged at the discharge port, and the screen is provided with a plurality of uniformly distributed screen holes. Two rotary cutting devices 8 are arranged at the upper part of the screen. The rotary cutting device 8 comprises a rotary cutting shaft 81, a plurality of rotary cutting mechanisms are mounted on the rotary cutting shaft 81, the rotary cutters form a plurality of rows and a plurality of columns and are uniformly distributed on the surface of the rotary cutting shaft 81, each rotary cutting mechanism comprises a rotary cutting base 82, upper slices 84 and lower slices 85 which are symmetrically arranged are connected to the rotary cutting base 82, a middle slice 83 is arranged on a body of the rotary cutting base 82, and the upper slices 84 and the lower slices 85 are of arc structures, so that the rotary cutting range is enlarged.

As shown in fig. 4 and 5, the second transmission case 11 is connected to the transmission shaft 10 through a second transmission gear 101, and the transmission shaft 10 transmits the power of the first transmission case 4 to the second transmission case 11. The second transmission case 11 is provided therein with a second transmission gear 101, a first gear 111, a second gear 112, a third gear 113, a fourth gear 114, a fifth gear 115, a sixth gear 116, a seventh gear 117, an eighth gear 118, a ninth gear 119, and a tenth gear 1110. The second transmission gear 101, the first gear 111, the second gear 112, the third gear 113 and the fourth gear 114 are sequentially meshed to transmit power, the third gear 113 is coaxially and fixedly connected with the second lower feeding toothed roller 94, and the fourth gear 114 is coaxially and fixedly connected with the second upper feeding toothed roller 93. The fifth gear 115, the sixth gear 116, the seventh gear 117, the eighth gear 118, the ninth gear 119, and the tenth gear 1110 are sequentially engaged to transmit power, the fifth gear 115 and the seventh gear 117 are coaxially and fixedly connected to the rotary cutting shafts 81 of the two rotary cutting devices 8, respectively, the ninth gear 119 is coaxially and fixedly connected to the first lower feeding toothed roller 92, and the tenth gear 1110 is coaxially and fixedly connected to the first upper feeding toothed roller 91. Through the gear engagement transmission, the second transmission case 11 transmits power to the feeding device and the rotary cutting device respectively, so that the feeding device and the rotary cutting device move simultaneously.

Claims

1. The utility model provides an agricultural remainder rolling cutting device, a serial communication port, which comprises a frame, install the casing in the frame, the frame is connected with power device, power device connects transmission, transmission connects one-level or multistage rotary cutter, every level of rotary cutter corresponds and is provided with one-level fixed cutter, fixed cutter sets up in the frame, transmission still is connected with material feeding unit and rotary-cut device, be provided with feed inlet and discharge gate on the casing, material feeding unit sets up in feed inlet department, rotary cutter and fixed cutter set up in the casing, rotary-cut device sets up in discharge gate department.

2. The agricultural residue rolling and cutting apparatus of claim 1, wherein the rotary cutters include a first rotary cutter group, a second rotary cutter group and a third rotary cutter group, and the rotation axes of the first rotary cutter group are perpendicular to the rotation axes of the second rotary cutter group and the third rotary cutter group, respectively.

3. The rolling and cutting apparatus for agricultural residues according to claim 1 or 2, wherein the fixed cutter is disposed opposite to the rotary cutter, the first-stage fixed cutter comprises two fixed cutter heads mounted on a fixed bracket, the fixed bracket is connected to the frame, the fixed bracket comprises an upper plate and a lower plate, the two cutter heads are respectively mounted on the upper plate and the lower plate, and the cutter points are disposed opposite to each other, and the two cutter points are disposed at a distance.

4. The agricultural residue rolling and cutting device of claim 1, wherein the feeding device comprises two parallel feeding toothed rollers, and the two feeding toothed rollers are meshed with each other.

5. The agricultural residues rolling cutting device according to claim 1, wherein the rotary cutting device comprises a rotary cutting shaft, a plurality of rotary cutting mechanisms are mounted on the rotary cutting shaft, the rotary cutters are formed into a plurality of rows and a plurality of columns and are uniformly distributed on the surface of the rotary cutting shaft, each rotary cutting mechanism comprises a rotary cutting base, upper and lower cutting sheets are symmetrically arranged and connected to the rotary cutting base, a middle cutting sheet is arranged on a base body, and the upper and lower cutting sheets are arc-shaped.

6. The agricultural residue rolling and cutting device of claim 1, 2, 4 or 5, wherein the transmission device comprises a first transmission box and a second transmission box, the power device is connected with the first transmission box, the first transmission box is connected with the second transmission box, the first transmission box is connected with the rotary cutter, and the second transmission box is respectively connected with the feeding device and the rotary cutting device.

7. The agricultural residue rolling and cutting device of claim 6, wherein the first transmission box is provided with a power gear, the power gear is connected with the power device, the power gear can drive the one-stage or multi-stage rotary cutter to move, the power gear is meshed with a first rotary cutter gear, the first rotary cutter gear is respectively meshed with a second rotary cutter gear and a third rotary cutter gear, the first rotary cutter gear is connected with a first rotating shaft, the first rotating shaft is connected with the first rotary cutter, the second rotary cutter gear is connected with a second rotating shaft, the second rotating shaft is connected with the second rotary cutter, the third rotary cutter gear is connected with a third rotating shaft, the third rotating shaft is connected with a third rotary cutter, and the first rotating shaft is respectively and vertically arranged with the second rotating shaft and the third rotating shaft.

8. The agricultural residue rolling and cutting device of claim 6, wherein the second transmission box is internally provided with a power transmission gear, a feeding device gear and a rotary cutting device gear which are meshed with each other, and the power transmission gear is connected with the first transmission box.

9. The agricultural residue rolling and cutting device according to claim 8, wherein the feeding device is connected with two feeding rollers through gears respectively, and the rotary cutting device is connected with the rotary cutting shaft through a gear.

10. The agricultural residue rolling and cutting apparatus of claim 1, wherein a screen is provided at the discharge port.