CN108738676B - Trash removal performance test bed for sugarcane harvester - Google Patents
Trash removal performance test bed for sugarcane harvester Download PDFInfo
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- CN108738676B CN108738676B CN201810627181.9A CN201810627181A CN108738676B CN 108738676 B CN108738676 B CN 108738676B CN 201810627181 A CN201810627181 A CN 201810627181A CN 108738676 B CN108738676 B CN 108738676B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D45/00—Harvesting of standing crops
- A01D45/10—Harvesting of standing crops of sugar cane
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
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Abstract
The invention relates to a sugarcane harvester impurity removal performance test bed which comprises a cutting device, a test bed base frame, an impurity removal fan and a belt conveying mechanism, wherein the belt conveying mechanism is arranged in the test bed base frame; the sugarcane is cut off by the cutting device and thrown out, enters the impurity removing fan to remove impurities, and falls onto the belt conveying mechanism to be conveyed out after the impurities are removed. The invention can adjust the angle of a cutting device, the distance between the center of a cutting knife roller and the center of a fan blade of an impurity removing fan in the horizontal and vertical directions, the movement of the impurity removing fan on a base frame of a test bed in the horizontal and vertical directions, the height of a negative pressure ring and the replacement of different fan blades, provides convenience for the design and optimization of the impurity removing device of a sugarcane harvester, and belongs to the technical field of agricultural machinery test beds.
Description
Technical Field
The invention relates to an agricultural machinery test bed, in particular to a trash removal performance test bed for a sugarcane harvester.
Background
The impurity removing device is an important component of the cutting type sugarcane harvester, and determines the impurity removing performance of the sugarcane harvester. At present, the design of the impurity removing device of the domestic sugarcane harvester is mainly improved according to the foreign machine type and experience, and the specific design parameters are lack of test data support.
In the prior art, a test bed for testing the performance of the impurity removing device does not exist.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to: the sugarcane harvester impurity removing performance test bed provides a data base for design and optimization of the impurity removing device of the sugarcane harvester.
In order to achieve the purpose, the invention adopts the following technical scheme:
a sugarcane harvester impurity removal performance test bed comprises a cutting device, a test bed base frame, an impurity removal fan and a belt conveying mechanism, wherein the belt conveying mechanism is arranged in the test bed base frame; the sugarcane is cut off by the cutting device and thrown out, enters the impurity removing fan to remove impurities, and falls onto the belt conveying mechanism to be conveyed out after the impurities are removed.
Preferably, the cutting device comprises a cutting device side plate, a conveying roller, a cutting roller, an adjusting hydraulic cylinder and a cutting device moving bracket; the conveying rollers are arranged in pairs up and down and rotate relatively and are arranged between the front parts of the side plates of the left and right cutting devices; the cutting rollers are arranged in pairs up and down and rotate relatively, are arranged between the rear parts of the side plates of the left cutting device and the right cutting device and are positioned behind the conveying rollers; the front end of the side plate of the cutting device is hinged with the front end of the movable bracket of the cutting device, the cylinder body of the adjusting hydraulic cylinder is hinged with the rear part of the movable bracket of the cutting device, and the push rod of the adjusting hydraulic cylinder is hinged with the lower part of the middle part of the side plate of the cutting device; the rotating speed of the conveying roller and the cutting roller is adjustable.
Preferably, the sectioning device moving carriage includes a plurality of self-lockable wheels.
Preferably, the test bed base frame is formed by welding square steel.
Preferably, the impurity removing fan comprises a fan shell, a fan main shaft, fan blades, a negative pressure ring, a receiving hopper and a fan bracket; the fan shell is arranged on a fan bracket, a fan main shaft is arranged in the fan shell, a fan blade is detachably arranged at the lower end of the fan main shaft, the negative pressure ring is arranged on a cylindrical barrel at the lower part of the fan shell in an up-and-down moving mode, the receiving hopper is arranged right below the negative pressure ring, and the fan bracket is arranged on a test bed base frame in an adjustable position; the rotating speed of the main shaft of the fan is adjustable.
Preferably, the negative pressure ring is fixed in the mounting holes of the cylinder barrel at different high and low positions through screws and nuts.
Preferably, the upper end of the base frame of the test bed is provided with a group of long slotted holes, the long slotted holes extend along the front-back direction, and the fan bracket is arranged in the group of long slotted holes through a group of screws.
Preferably, the fan shell is provided with a perspective window, and the negative pressure ring is provided with a perspective window.
Preferably, the belt conveying mechanism comprises an unpowered roller, a belt, a driving roller and a material receiving baffle; the driving roller and the unpowered roller are mounted on the base frame of the test bed, the belt is mounted between the driving roller and the unpowered roller, and the material receiving baffle plates are located on the left side and the right side of the belt.
Preferably, the unpowered roller is arranged on the test bed base frame in a front-back position adjustable mode, and the driving roller is arranged on the test bed base frame in a vertical position adjustable mode.
The principle of the invention is as follows: the test bed can be used for testing main factors influencing the performance of the impurity removing device of the sugarcane harvester, and provides a basis for the design of the impurity removing device of the cutting-section type sugarcane harvester. The angle of the cutting device, the rotating speed of the cutting knife and the distance between the center of a cutting knife roller and the center of the fan blade of the impurity removing fan in the horizontal and vertical directions can be adjusted; the up-down back-and-forth movement of the impurity removing fan, the rotating speed of the main shaft, the height of the negative pressure ring and the replacement of different fan blades can be adjusted; and arranging a perspective window at the key position of the impurity removing fan for observation and test.
In summary, the present invention has the following advantages:
1. the factors that can be adjusted are: the angle of the cutting device, the distance between the center of the cutting knife roller and the central level and the vertical direction of the fan blade of the impurity removing fan, the movement of the impurity removing fan on the base frame of the test bed in the horizontal and vertical directions, the height of the negative pressure ring and the replacement of different fan blades facilitate the design and optimization of the impurity removing device of the sugarcane harvester.
2. A perspective window is arranged at the key position of the impurity removing fan, so that observation and testing are convenient.
3. Simple structure, convenient operation, convenient adjustment and safe operation.
Drawings
Fig. 1 is a schematic view of the general structure of the present invention.
Fig. 2 is a perspective view of the sectioning device.
Fig. 3 is a schematic structural view of the impurity removing fan.
FIG. 4 is a schematic view of the fan blade of the trash extraction fan.
Fig. 5 is a schematic view of the installation of the belt conveying mechanism.
In the figure, 1 is a cutting device, 2 is a test bed frame, 3 is a trash-removing fan, 4 is a belt conveying mechanism, 1-1 is a cutting device side plate, 1-2 is a conveying roller, 1-3 is a cutting roller, 1-4 is an adjusting hydraulic cylinder, 1-5 is a cutting device moving bracket, 3-1 is a fan shell, 3-2 is a fan main shaft, 3-3 is a fan blade, 3-4 is a negative pressure ring, 3-5 is a receiving hopper, 3-6 is a fan bracket, 4-1 is an unpowered roller, 4-2 is a belt, 4-3 is an active roller, and 4-4 is a receiving baffle.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments.
As shown in fig. 1, the trash removal performance test bed for the sugarcane harvester comprises a cutting device 1, a test bed base frame 2, a trash removal fan 3 and a belt conveying mechanism 4. Wherein, segmenting device 1 is located one side of test bench bed frame 2, arranges miscellaneous fan 3 and installs on test bench bed frame 2 through the screw rod connection, and belt conveyor 4 installs in the bottom of test bench bed frame 2, is located the below of arranging miscellaneous fan 3.
As shown in figure 2, the cutting device 1 comprises a cutting device side plate 1-1, a conveying roller 1-2, a cutting roller 1-3, an adjusting hydraulic cylinder 1-4 and a cutting device moving bracket 1-5. The front end of the side plate 1-1 of the cutting device is hinged with the front end of the movable bracket 1-5 of the cutting device; the conveying rollers 1-2 are arranged in pairs at the upper part and the lower part at the front part of the side plate 1-1 of the left and right cutting device, each conveying roller 1-2 is driven by a hydraulic motor, the upper and lower conveying rollers 1-2 rotate relatively, and the sugarcane is fed and conveyed backwards; the upper and lower cutting rollers 1-3 are arranged at the rear parts of the left and right cutting side plates 1-1 in pairs and positioned at the rear part of the conveying roller 1-2 group, one cutting roller 1-3 is driven by a hydraulic motor, the upper and lower cutting rollers 1-3 are driven by a straight gear, the transmission ratio is 1, and sugarcane sections with different lengths can be obtained by changing the rotating speed of the cutting rollers 1-3; the cylinder body of the adjusting hydraulic cylinder 1-4 is hinged with the rear part of the moving bracket 1-5 of the cutting device, the push rod of the adjusting hydraulic cylinder 1-4 is hinged with the middle part of the side plate 1-1 of the cutting device, and the angle of the cutting device 1 can be adjusted by adjusting the extension and retraction of the adjusting hydraulic cylinder 1-4; the movable bracket 1-5 of the cutting device can move back and forth and is self-locked, and the distance between the center of the cutting roller 1-3 and the center of the fan blade 3-3 of the impurity removing fan 3 in the horizontal direction and the vertical direction can be changed by combining the action of the adjusting hydraulic cylinder 1-4.
As shown in figure 1, the test bed base frame 2 is formed by welding square steel, and a long slotted hole is formed in the square steel at the top, so that the adjustment of the impurity removing fan 3 in the horizontal direction and the vertical direction is facilitated.
As shown in figure 3, the impurity removing fan 3 comprises a fan shell 3-1, a fan main shaft 3-2, fan blades 3-3, a negative pressure ring 3-4, a receiving hopper 3-5 and a fan bracket 3-6. The fan shell 3-1 is arranged on the fan bracket 3-6, the opening direction of the fan can be changed under the drive of the hydraulic motor (the direction of the outlet of the fan is changed by the meshing transmission of a straight gear sleeved on the output shaft of the hydraulic motor and a gear ring of a welding machine on the fan shell), and perspective windows are arranged at a plurality of key positions to facilitate observation and test; the fan blade 3-3 is arranged on the main shaft 3-2 of the fan, as shown in figure 4; the negative pressure ring 3-4 is sleeved on a cylindrical barrel at the lower part of the fan shell 3-1 and can move up and down, and a perspective window is arranged at a key position to facilitate observation and test; the receiving hopper 3-5 is arranged under the negative pressure ring 3-4 and above the belt conveying mechanism 4 and can move up and down along with the negative pressure ring 3-4 to adjust, so that sugarcane sections are intensively dropped on a belt 4-2 of the belt conveying mechanism 4; the fan bracket 3-6 is formed by welding square steel and steel plates, is connected and arranged on the test bed base frame 2 through a screw rod, and can move up and down, back and forth and be adjusted.
As shown in FIG. 5, the belt conveying mechanism 4 comprises an unpowered roller 4-1, a belt 4-2, a driving roller 4-3 and a material receiving baffle 4-4. The unpowered roller 4-1 is arranged on the bottom section bar square steel of the test bed base frame 2 and can move back and forth to adjust the tensioning belt; the driving roller 4-3 is arranged on the section bar square steel at the rear of the bottom of the test bed base frame 2, can move up and down for adjustment, is driven by a hydraulic motor, and can adjust the rotating speed of the roller; the belt 4-2 is sleeved on the unpowered roller 4-1 and the driving roller 4-3 to receive and convey the sugarcane; the material receiving baffle 4-4 is arranged at the bottom of the base frame 2 of the test bed and is positioned below the material receiving hopper 3-5 of the impurity removing fan 3, and the sugarcane is concentrated towards the middle part of the belt 4-2.
The hydraulic cylinders and hydraulic motors of various specifications used by the impurity removal performance test bed of the sugarcane harvester are powered by the hydraulic station.
The angle of the cutting device, the rotating speed of the cutting knife and the distance between the center of a cutting knife roller and the center of the fan blade of the impurity removing fan in the horizontal and vertical directions can be adjusted; the up-down back-and-forth movement of the impurity removing fan, the rotating speed of the main shaft, the height of the negative pressure ring and the replacement of different fan blades can be adjusted; and arranging a perspective window at the key position of the impurity removing fan for observation and test. The invention has simple structure, can research the main factors influencing the impurity removing performance and provides a test data basis for the design and optimization of the impurity removing device of the sugarcane harvester.
When the sugarcane impurity removing device is used, sugarcane is placed into the sugarcane from the cutting device, guided and conveyed by the conveying roller, thrown out by a parabola after being cut by the cutting roller, enters the impurity removing fan from the opening position of the negative pressure ring, the main shaft of the fan rotates, air is sucked and impurities are removed, and the sugarcane after impurity removal falls into the receiving hopper. Adjusting the parameters related to impurity removal to obtain the test data.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (6)
1. The utility model provides a miscellaneous performance test bench is arranged to sugarcane harvester which characterized in that: the sugarcane impurity removing device comprises a cutting device, a test bed base frame, an impurity removing fan and a belt conveying mechanism, wherein the belt conveying mechanism is arranged in the test bed base frame; the sugarcane is cut off and thrown out by the cutting device, enters the impurity removing fan to remove impurities, and falls onto the belt conveying mechanism to be sent out after impurity removal; the test bed can adjust the angle of the cutting device, the rotating speed of the cutting knife and the distance between the center of a cutting knife roller and the center of the fan blade of the impurity removing fan in the horizontal and vertical directions; the test bed can adjust the up-down back-and-forth movement of the impurity removing fan, the rotating speed of the main shaft, the height of the negative pressure ring and the replacement of different fan blades;
the cutting device comprises a cutting device side plate, a conveying roller, a cutting roller, an adjusting hydraulic cylinder and a cutting device moving bracket; the conveying rollers are arranged in pairs up and down and rotate relatively and are arranged between the front parts of the side plates of the left and right cutting devices; the cutting rollers are arranged in pairs up and down and rotate relatively, are arranged between the rear parts of the side plates of the left cutting device and the right cutting device and are positioned behind the conveying rollers; the front end of the side plate of the cutting device is hinged with the front end of the movable bracket of the cutting device, the cylinder body of the adjusting hydraulic cylinder is hinged with the rear part of the movable bracket of the cutting device, and the push rod of the adjusting hydraulic cylinder is hinged with the lower part of the middle part of the side plate of the cutting device; the rotating speed of the conveying roller and the cutting roller is adjustable;
the impurity-removing fan comprises a fan shell, a fan main shaft, fan blades, a negative pressure ring, a receiving hopper and a fan bracket; the fan shell is arranged on a fan bracket, a fan main shaft is arranged in the fan shell, a fan blade is detachably arranged at the lower end of the fan main shaft, the negative pressure ring is arranged on a cylindrical barrel at the lower part of the fan shell in an up-and-down moving mode, the receiving hopper is arranged right below the negative pressure ring, and the fan bracket is arranged on a test bed base frame in an adjustable position; the rotating speed of a main shaft of the fan is adjustable;
the negative pressure ring is fixed in the mounting holes of the cylindrical barrel at different high and low positions through screws and nuts;
a group of long slotted holes are formed in the upper end of the base frame of the test bed, the long slotted holes extend along the front-back direction, and the fan bracket is installed in the group of long slotted holes through a group of screw rods.
2. The trash removal performance test bed of the sugarcane harvester according to claim 1, characterized in that: the sectioning device moving carriage includes a plurality of self-lockable wheels.
3. The trash removal performance test bed of the sugarcane harvester according to claim 1, characterized in that: the test bed base frame is formed by welding square steel.
4. The trash removal performance test bed of the sugarcane harvester according to claim 1, characterized in that: the fan shell is provided with a perspective window, and the negative pressure ring is provided with a perspective window.
5. The trash removal performance test bed of the sugarcane harvester according to claim 1, characterized in that: the belt conveying mechanism comprises an unpowered roller, a belt, a driving roller and a material receiving baffle; the driving roller and the unpowered roller are mounted on the base frame of the test bed, the belt is mounted between the driving roller and the unpowered roller, and the material receiving baffle plates are located on the left side and the right side of the belt.
6. The trash removal performance test bed of the sugarcane harvester according to claim 5, characterized in that: the front position and the rear position of the unpowered roller are adjustably installed on the base frame of the test bed, and the up-down position of the driving roller is adjustably installed on the base frame of the test bed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810627181.9A CN108738676B (en) | 2018-06-19 | 2018-06-19 | Trash removal performance test bed for sugarcane harvester |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810627181.9A CN108738676B (en) | 2018-06-19 | 2018-06-19 | Trash removal performance test bed for sugarcane harvester |
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| CN108738676A CN108738676A (en) | 2018-11-06 |
| CN108738676B true CN108738676B (en) | 2020-07-31 |
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| CN110174279A (en) * | 2019-05-17 | 2019-08-27 | 华南农业大学 | A kind of sugar-cane cutting machine logistics corridor test platform |
| CN112889471B (en) * | 2021-02-02 | 2023-04-11 | 朱季华 | Whole-stalk sugarcane flattening and conveying device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101256119A (en) * | 2007-12-26 | 2008-09-03 | 江苏大学 | Material handling-seed-husking separation-cleaning experimental rig and method |
| CN101690449B (en) * | 2009-06-03 | 2011-07-20 | 广州市科利亚农业机械有限公司 | Segmenting type sugar cane combine harvester |
| CN103416169B (en) * | 2012-12-05 | 2015-07-15 | 华中农业大学 | Air screen type separation device test table |
| US20190373814A1 (en) * | 2016-12-05 | 2019-12-12 | Cnh Industrial America Llc | Debris Removal System for an Agricultural Harvester and Related Debris Removal Methods |
| CN107896631A (en) * | 2017-11-21 | 2018-04-13 | 柳州长保地农机制造有限公司 | A kind of harvester |
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