Small rice and wheat comprehensive test board for scientific research and measuring method thereof
Technical Field
The invention relates to the field of agriculture, in particular to a small rice and wheat comprehensive test board for scientific research and a measuring method thereof.
Background
The method is an important link for measuring the indexes such as grain number, thousand grain weight, seed setting rate and the like of crops in agricultural scientific research (the process is called "seed test" in the industry and is called "seed test" hereinafter), and mainly breeds excellent varieties according to the character types, variety information and the like of the crops to improve the yield of the crops, or obtains data of different test treatments to screen out the optimal treatment. After the rice and wheat test is sampled and harvested, the plant height, the spike length and the spike number are measured firstly, then rice and wheat spikes are threshed and winnowed to separate full grains from blighted grains, and indexes such as grain weight, fruiting rate and the like are measured and calculated through manual grain counting and balance weighing, so that data are provided for writing test reports or papers. At present, no comprehensive test bed special for seed test exists, and most of the conditions are manual operation, low speed and low efficiency, and the working quality is also affected.
Disclosure of Invention
The invention aims to provide a small rice and wheat comprehensive test table for scientific research, which can finish threshing, blighted grain separation, counting and weighing in seed test at one time, can output data results such as grain setting number, blighted grain number, setting rate, volume weight, grain weight and the like on a display screen, can store the results in a computer hard disk, greatly improves the work efficiency and the accuracy of seed test data acquisition, and greatly improves the work efficiency of seed test operation, and a measuring method thereof.
The invention is realized by the following technical scheme:
The invention discloses a small rice and wheat comprehensive test board for scientific research, which comprises a spike threshing mechanism, a blighted separating mechanism, a conveying mechanism, a photoelectric color-ratio grain-counting device, a bulk density grain weight measuring device, a central control system and a shell mechanism, wherein an outlet of the spike threshing mechanism is connected with an inlet of the blighted separating mechanism in a matched manner, an outlet of the blighted separating mechanism is connected with an inlet of the conveying mechanism in a matched manner, two outlets of the conveying mechanism are respectively connected with an inlet of the photoelectric color-ratio grain-counting device in a matched manner, the spike threshing mechanism, the blighted separating mechanism, the conveying mechanism, the photoelectric color-ratio grain-counting device and the bulk density grain weight measuring device are respectively and fixedly connected with the shell mechanism, and the central control system is respectively and electrically connected with the spike threshing mechanism, the blighted separating mechanism, the conveying mechanism, the photoelectric color-ratio grain-counting device and the bulk density grain weight measuring device.
The small rice and wheat comprehensive test bench for scientific research comprises a threshing bin, a threshing roller, a bottom sieve, an air separation mechanism, a wheat inlet, a wheat stem outlet, a wheat shell outlet, a wheat grain outlet and a power mechanism, wherein the threshing roller is movably connected inside the threshing bin, the bottom sieve is assembled and connected below the threshing roller, the threshing roller is a round roller with a spiral blade and a plurality of vertical rods on the peripheral surface, the air separation mechanism is arranged below the bottom sieve, an air outlet of the air separation mechanism points to a position between the threshing roller and the bottom sieve, the wheat inlet and the branch stem outlet are respectively arranged above the threshing bin and close to two ends of the threshing roller, the wheat shell outlet is arranged above the threshing bin, the wheat grain outlet is arranged below the bottom sieve in the threshing bin, and the power mechanism is assembled and connected with the threshing roller and the air separation mechanism respectively to provide power for the threshing roller.
The small rice and wheat comprehensive test bench for scientific research comprises a separation bin, a feed inlet, a seed homogenizing disc, a feed baffle, a winnowing fan, a separation baffle, a grain-filling outlet and a grain-filling outlet, wherein the separation bin is a cuboid cavity, the feed inlet is arranged above the separation bin, the feed inlet is connected with the grain-filling outlet in an assembled mode, the seed homogenizing disc and the feed baffle are fixedly connected to the inside of the separation bin at the position below the feed inlet, the seed homogenizing disc and the feed baffle are respectively and obliquely fixedly connected with the separation bin, the plane of the seed homogenizing disc and the plane of the feed inlet form an acute included angle, the feed baffle and the plane of the feed inlet form an obtuse included angle, the lowest point of the feed baffle is close to the position of the seed homogenizing disc, the winnowing fan is fixedly connected to the outer wall of the separation bin, the air outlet channel is arranged at the position right below the lowest point of the seed homogenizing disc, the separation baffle is fixedly connected with the separation baffle at the rear position of the tail end of the air outlet channel of the winnowing fan, the separation baffle and the separation bin and the grain-filling outlet are respectively arranged at the positions of the separation bin and the grain-filling outlet are respectively connected to the two sides of the separation bin, and the grain-filling outlet are respectively arranged at the positions of the separation bin and the grain-filling outlet and the separation bin.
The small rice and wheat comprehensive test table for scientific research comprises a conveying mechanism, a feeding end of the full grain conveying belt, a discharging end of the full grain conveying belt, a photoelectric colorimetric grain counting device and a photoelectric colorimetric grain counting device, wherein the conveying mechanism comprises a full grain conveying belt and a blighted grain conveying belt, the feeding end of the full grain conveying belt is located at the position right below a full grain outlet, the feeding end of the blighted grain conveying belt is located at the position right below the blighted grain outlet, and the discharging ends of the full grain conveying belt and the blighted grain conveying belt are respectively connected with the photoelectric colorimetric grain counting device in a matching mode.
The small rice and wheat comprehensive test bench for scientific research comprises a shell mechanism, an ear threshing mechanism, a blighted grain separating mechanism and a conveying mechanism which are fixedly connected in an inner cavity of the shell, an ear inlet, a branch and stalk outlet, a wheat shell outlet, a winnowing fan and the conveying mechanism respectively extend from the inner cavity of the shell to the outside, the shell mechanism is provided with an access door, a ventilation grid and a storage bin of the volume weight grain weight measuring device, and the volume weight grain weight measuring device is placed in the storage bin of the volume weight grain weight measuring device.
The small rice and wheat comprehensive test bench for scientific research is characterized in that a central control system is a microcomputer, the central control system is respectively connected with a spike threshing mechanism, a blighted separating mechanism and a conveying mechanism in a one-way communication mode and used for controlling starting and stopping of the spike threshing mechanism, the blighted separating mechanism and the conveying mechanism, the central control system is respectively connected with a photoelectric color-ratio grain counting device and a volume weight grain weight measuring device in a two-way communication mode and used for controlling starting and stopping of the photoelectric color-ratio grain counting device and receiving data, and the photoelectric color-ratio grain counting device is a photographing grain counting instrument or a photoelectric automatic grain counting instrument.
Above-mentioned scientific research is with small-size rice wheat comprehensive test platform, wherein: the power mechanism comprises a motor, a double-groove rotating wheel and a fan rotating wheel, one end of the threshing roller, which is far away from the wheat head inlet, is fixedly connected with the double-groove rotating wheel coaxially, the double-groove rotating wheel is respectively connected with the output end of the motor and the fan rotating wheel in a belt assembling way, and the fan rotating wheel is connected with the wind separating mechanism in a belt assembling way.
The small rice and wheat comprehensive test bench for scientific research is characterized in that the seed homogenizing disc is disc-shaped, a plurality of inverted V-shaped through grooves are formed in the upper surface of the seed homogenizing disc, the separating baffle consists of an upper baffle and a lower baffle, adjacent positions of the upper baffle and the lower baffle are respectively bent into an inclined plane, an inclined upward channel is formed by the two inclined planes, and the channel is positioned on a path of an air outlet channel of the winnowing fan pointing to the direction.
A method for comprehensively testing small rice and wheat for scientific research comprises the following steps:
s1, removing impurities and threshing;
s2, separating full grains from blighted grains, if the full grains are the full grains, executing the step 3, otherwise, executing the step 4;
s3, full grain conveying, and executing a step 5 after conveying;
S4, conveying blighted grains, and executing the step 6 after conveying;
s5, full grain scanning and grain counting, and executing the step 7 after grain counting;
S6, carrying out blighted grain scanning for counting grains, and executing the step 8 after counting grains;
s7, measuring the volume weight and the particle weight:
S8, processing the data in the steps 5, 6 and 7;
s9, data storage and output.
The small rice and wheat comprehensive test method for scientific research is characterized in that in the step 1, the impurity removal and threshing process is performed by a spike threshing mechanism, the step 2 is performed by a full grain separating mechanism, the steps 3 and 4 are performed by a conveying mechanism, the steps 5 and 6 are respectively performed by two photoelectric color-ratio particle counting devices, the step 7 is performed by a volume weight particle weight measuring device, the data processing in the step 8 is performed by a microcomputer, a processing program is carried on the microcomputer, the data obtained in the steps 5, 6 and 7 are recorded and calculated, then the step 9 is performed, and the calculated result is stored and output.
The invention has the advantages that threshing and blighted grain separation, counting and weighing are completed once during seed test, data results such as grain number, blighted grain number, grain rate, volume weight, grain weight and the like can be output on the display screen, and the results can be stored in the hard disk, thereby greatly improving the working efficiency and accuracy of seed test data acquisition and greatly improving the working efficiency of seed test operation.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a first perspective view of the present invention;
FIG. 3 is a second perspective view of the present invention;
FIG. 4 is a third perspective view of the present invention;
FIG. 5 is a schematic view of the internal perspective structure of the present invention;
FIG. 6 is a schematic perspective view of the ear threshing mechanism of the invention;
FIG. 7 is a schematic view of another perspective view of the ear threshing mechanism of the invention;
FIG. 8 is a schematic view of the internal perspective of the ear threshing mechanism of the invention;
FIG. 9 is a schematic cross-sectional view of the ear threshing mechanism of the invention;
FIG. 10 is a schematic perspective view of the blighted separating mechanism of the present invention;
FIG. 11 is a schematic cross-sectional view of a three-dimensional structure of the scuff separating mechanism of the present invention;
FIG. 12 is a cross-sectional view of the blighted separating mechanism of the present invention;
FIG. 13 is a schematic diagram showing the three-dimensional structure of the photoelectric color-comparing particle counting device of the invention;
FIG. 14 is a flow chart of the present invention;
In the figure, a 1-ear threshing mechanism, a 2-pityro separating mechanism, a 3-conveying mechanism, a 4-photoelectric color-ratio grain counting device, a 5-volume weight grain weight measuring device, a 6-central control system, a 7-shell mechanism, an 11-threshing bin, a 12-threshing roller, a 13-bottom sieve, a 14-wind separating mechanism, a 15-ear inlet, a 16-branch stalk outlet, a 17-wheat shell outlet, a 18-wheat grain outlet, a 19-power mechanism, a 21-separating bin, a 22-feeding port, a 23-seed homogenizing disc, a 24-feeding baffle, a 25-winnowing fan, a 26-separating baffle, a 27-grain-saturation outlet, a 28-grain-weight measuring device, a 31-grain-saturation conveyer, a 32-grain-weight conveyer, a 71-packaging shell, a 72-access door, a 73-ventilation grid and a 74-volume weight grain weight measuring device storage bin are arranged.
Detailed Description
The invention is further described with reference to the drawings and detailed description which follow:
1-14, a small rice and wheat comprehensive test bench for scientific research comprises a spike threshing mechanism 1, a blighted separating mechanism 2, a conveying mechanism 3, a photoelectric color-ratio grain counting device 4, a bulk weight grain weight measuring device 5, a central control system 6 and a shell mechanism 7, wherein an outlet of the spike threshing mechanism 1 is connected with an inlet of the blighted separating mechanism 2 in a matched manner; the outlet of the full grain separating mechanism 2 is connected with the inlet of the conveying mechanism 3 in a matched manner, the outlet of the conveying mechanism 3 is provided with two outlets which are respectively connected with the inlet of a photoelectric color-ratio grain counting device 4, the ear threshing mechanism 1, the full grain separating mechanism 2, the conveying mechanism 3, the photoelectric color-ratio grain counting device 4 and a bulk weight grain weight measuring device 5 are respectively fixedly connected with the shell mechanism 7, the central control system 6 is respectively and electrically connected with the ear threshing mechanism 1, the full grain separating mechanism 2, the conveying mechanism 3, the photoelectric color-ratio grain counting device 4 and the bulk weight grain weight measuring device 5, wherein the ear threshing mechanism 1 comprises a threshing bin 11, a threshing roller 12, a bottom sieve 13, a wind separating mechanism 14, an ear inlet 15, a branch outlet 16, a wheat shell outlet 17, a grain outlet 18 and a power mechanism 19, the threshing roller 12 is movably connected inside the threshing bin 11, the lower part of the threshing roller 12 is provided with a bottom sieve 13, a spiral blade and a plurality of round rollers arranged on the outer peripheral surface of the threshing roller 12, the lower part of the bottom sieve 13 is respectively, the wind separating mechanism 14 is arranged below the bottom sieve 14, the threshing roller 14 is arranged at the position between the threshing bin and the threshing bin 11 and the threshing bin outlet 16, which is arranged at the position of the threshing bin outlet 16 and the threshing bin 16 which is directed to the threshing bin outlet 11 respectively, the threshing bin outlet position is arranged at the threshing bin outlet position near the threshing bin outlet 11, the threshing bin 11 has inclined plane below the bottom sieve 13 and wheat grain outlet 18 in the lower end, and power mechanism 19 connected to the threshing roller 12 and the wind separating mechanism 14 to provide power.
The blighted grain separating mechanism 2 comprises a separating bin 21, a feed inlet 22, a seed homogenizing disc 23, a feed baffle 24, a winnowing fan 25, a separating baffle 26, a grain-filling outlet 27 and a grain-filling outlet 28, wherein the separating bin 21 is a cuboid cavity, the feed inlet 22 is arranged above the separating bin, the feed inlet 22 is assembled and connected with the grain outlet 18, the seed homogenizing disc 23 and the feed baffle 24 are fixedly connected to the inside of the separating bin 21 at the position below the feed inlet 22, the seed homogenizing disc 23 and the feed baffle 24 are respectively and fixedly connected with the separating bin 21 in an inclined mode, the plane of the seed homogenizing disc 23 and the feed inlet 22 forms an acute included angle, the feed baffle 24 and the plane of the feed inlet 22 form an obtuse included angle, the lowest point of the feed baffle 24 is positioned near the position of the seed homogenizing disc 23, the winnowing fan 25 is fixedly connected to the outer wall of the separating bin 21, the air outlet channel of the winnowing fan is positioned right below the lowest point of the seed homogenizing disc 23, the separating fan 26 is arranged at the rear position of the tail end of the air outlet channel of the winnowing fan 25, the separating baffle 26 and the grain-filling outlet 27 are fixedly connected to the separating bin 26 and the grain-filling outlet 28 at the position of the separating bin 27, and the grain-filling outlet 28 are respectively positioned at the two sides of the separating bin 21 and the grain-filling outlet 28 are respectively connected to the separating bin.
The conveying mechanism 3 comprises a full grain conveying belt 31 and a blighted grain conveying belt 32, wherein the feeding end of the full grain conveying belt 31 is positioned at the position right below the full grain outlet 27, the feeding end of the blighted grain conveying belt 32 is positioned at the position right below the blighted grain outlet 28, and the discharging ends of the full grain conveying belt 31 and the blighted grain conveying belt 32 are respectively assembled and connected with a photoelectric colorimetric grain counting device 4.
The shell mechanism 7 comprises a packaging shell 71, an access door 72, a ventilation grid 73 and a storage bin 74 of a unit weight grain weight measuring device, wherein the ear threshing mechanism 1, the scuff separating mechanism 2 and the conveying mechanism 3 are fixedly connected in an inner cavity of the packaging shell 71, the ear inlet 15, the branch outlet 16, the wheat shell outlet 17, the winnowing fan 25 and the conveying mechanism 3 extend from the inner cavity of the packaging shell 71 to the outside respectively, the access door 72, the ventilation grid 73 and the storage bin 74 of the unit weight grain weight measuring device are arranged on the packaging shell 71, and the unit weight grain weight measuring device 5 is placed in the storage bin 74 of the unit weight grain weight measuring device.
The photoelectric color-ratio grain counting device comprises a central control system 6, a photoelectric color-ratio grain counting device 4 and a volume weight grain weight measuring device 5, wherein the central control system 6 is a microcomputer, the central control system 6 is respectively connected with a spike threshing mechanism 1, a scuff separating mechanism 2 and a conveying mechanism 3 in a one-way communication manner and is used for controlling the starting and stopping of the spike threshing mechanism, the scuff separating mechanism and the conveying mechanism, the central control system 6 is respectively connected with the photoelectric color-ratio grain counting device 4 in a two-way communication manner and is used for controlling the starting and stopping of the photoelectric color-ratio grain counting device and receiving data, and the photoelectric color-ratio grain counting device 4 is a photographing grain counting instrument or a photoelectric automatic grain counting instrument.
Wherein the power mechanism 19 comprises a motor, a double-groove rotating wheel and a fan rotating wheel, one end of the threshing roller 12, which is far away from the wheat head inlet 15, is fixedly connected with the double-groove rotating wheel coaxially, the double-groove rotating wheel is respectively connected with the output end of the motor and the fan rotating wheel by a belt in a matching way, and the fan rotating wheel is connected with the wind separating mechanism 14 in a matching way.
The seed homogenizing disc 23 is disc-shaped, a plurality of reverse V-shaped through grooves are formed in the upper surface of the seed homogenizing disc, the separation baffle 26 consists of an upper baffle and a lower baffle, adjacent positions of the upper baffle and the lower baffle are respectively bent into an inclined plane, the two inclined planes form an inclined upward channel, and the inclined upward channel is positioned on a path of the air outlet channel of the air separation fan 25, which is directed in the direction.
A method for comprehensively testing small rice and wheat for scientific research comprises the following steps:
s1, removing impurities and threshing;
s2, separating full grains from blighted grains, if the full grains are the full grains, executing the step 3, otherwise, executing the step 4;
s3, full grain conveying, and executing a step 5 after conveying;
S4, conveying blighted grains, and executing the step 6 after conveying;
s5, full grain scanning and grain counting, and executing the step 7 after grain counting;
S6, carrying out blighted grain scanning for counting grains, and executing the step 8 after counting grains;
s7, measuring the volume weight and the particle weight:
S8, processing the data in the steps 5, 6 and 7;
s9, data storage and output.
In the step 1, the impurity removing and threshing process is carried out by the ear threshing mechanism, the step 2 is carried out by the scuff separating mechanism, the steps 3 and 4 are carried out by the conveying mechanism, the steps 5 and 6 are respectively carried out by the two photoelectric color-ratio particle counting devices, the step 7 is carried out by the volume weight particle weight measuring device, the data processing in the step 8 is carried out by a microcomputer, a processing program is carried on the microcomputer, the data obtained in the steps 5, 6 and 7 are recorded and calculated, and then the step 9 is carried out, and the calculated result is stored and output.
When the seed metering is carried out, the snapping seeds with the measured plant height, the spike length and the spike number are firstly pinched off and put into the spike threshing mechanism 1 for threshing, then enter the scuff separating mechanism 2 for separating the scuff grains from the full grains and cleaning the branch stalks, then enter the photoelectric colorimetric seed metering device 4 for scanning seed metering through the conveying mechanism 3, after seed metering is finished, the full grains enter the bulk density seed metering device 5 for metering, finally, the data are transmitted to the central control system 6 for processing and stored in a hard disk file, and the data can be output on a display screen or directly transmitted to a printer for printing or generating an Excel electronic table file.
It should be noted that the foregoing description is only a preferred embodiment of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present invention.