CN109429727B - Rice grain picking machine and method - Google Patents
Rice grain picking machine and method Download PDFInfo
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- CN109429727B CN109429727B CN201811308923.8A CN201811308923A CN109429727B CN 109429727 B CN109429727 B CN 109429727B CN 201811308923 A CN201811308923 A CN 201811308923A CN 109429727 B CN109429727 B CN 109429727B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D51/00—Apparatus for gathering together crops spread on the soil, e.g. apples, beets, nuts, potatoes, cotton, cane sugar
- A01D51/007—Apparatus for gathering together crops spread on the soil, e.g. apples, beets, nuts, potatoes, cotton, cane sugar for grains
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Abstract
The invention discloses a rice grain picking machine and a method, which comprises a base, a push rod arranged at the rear part of the base, a plurality of idler wheels arranged on the base, a filtering structure with an opening at the upper end arranged in front of the base, an air suction port arranged in the filtering structure, an arc-shaped pipeline connected with the air suction port, a descending pipeline connected with the upper end of the arc-shaped pipeline, two silica gel wheels arranged at the upper part of the descending pipeline, a box body with an opening at the upper end arranged on the base at the lower end of the descending pipeline, an auxiliary box body connected with the box body and a; an air suction pump is arranged on the arc-shaped pipeline, and rotating shafts of the two silica gel wheels are respectively connected with a first motor and a second motor. The invention has the characteristics of avoiding the waste of grains and saving the picking cost.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a rice grain picking machine and a rice grain picking method with high automation degree and low cost.
Background
At present, the mechanized degree that the paddy field was reaped improves gradually, the efficiency of reaping has been improved, the labour has been liberated, however, the rice grain drops more when the harvester was reaped, the mu paddy field drops at least about a hundred jin, because the rice grain is very little, the cost is too high in the manual picking, the rice grain that general condition people all will drop has given up, reap 15 days-1 month after, the rice grain that drops can sprout again in the ground, people can see and become green oil a slice in the paddy field again, the people who does not understand still can think as just new rice of planting, in fact be the result that the rice grain that drops sprouted, the grain that obtains is planted painfully is wasted again, be very painful thing.
Disclosure of Invention
The invention aims to overcome the defects that the falling rice grain picking cost is high and waste is easily caused in the prior art, and provides a rice grain picking machine and a method with high automation degree and low cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
a rice grain picking machine comprises a base, a push rod arranged at the rear part of the base, a plurality of idler wheels arranged on the base, a filtering structure with an opening at the upper end arranged in front of the base, an air suction port arranged in the filtering structure, an arc-shaped pipeline connected with the air suction port, a descending pipeline connected with the upper end of the arc-shaped pipeline, two silica gel wheels arranged at the upper part of the descending pipeline, a box body with an opening at the upper end arranged on the base at the lower end of the descending pipeline, an auxiliary box body connected with the box body and a water tank; be equipped with the aspirator pump on the arc pipeline, the pivot of two silica gel wheels is connected with first motor and second motor respectively, be equipped with the guide plate on the arc pipeline, the guide plate lower extreme is close to between two silica gel take turns global, be equipped with the inlet tube on the water tank, the water inlet of outlet pipe is located the box top, be equipped with the breach on the lateral wall of box and auxiliary box, be equipped with the baffle on the breach, auxiliary box is close to breach department and is equipped with the filter screen, be equipped with the outlet pipe on the auxiliary box, be equipped with the water pump on the outlet pipe, outlet pipe and water tank UNICOM, the box lower part is equipped with.
The rice grain cleaning machine can suck and collect rice grains, impurities mixed in the rice grains can be automatically filtered and removed, waste of grains is avoided, picking cost is saved, trouble of removing impurities in the later period is reduced, labor intensity is reduced, and the obtained rice grains are high in cleaning degree.
As preferred, the box lower part is equipped with the big infundibulate bottom plate of upper end opening, and infundibulate bottom plate lower part is equipped with silt and reveals the pipe, and silt is revealed the pipe lower extreme and is equipped with the apron, and silt is revealed pipe upper portion and is equipped with the on-off valve, and the infundibulate bottom plate adopts transparent material to make.
Preferably, a rectangular gauze is arranged in the box body, the lower end of the rectangular gauze is contacted with the partition plate, the upper edge of the rectangular gauze is connected with the outer peripheral surface of the box body, and the mesh size of the rectangular gauze is the same as the diameter of the through hole;
be equipped with the grain of rice collecting box on the base, be equipped with a plurality of waterlogging caused by excessive rainfall hole on the bottom plate of grain of rice collecting box, be equipped with the hair-dryer on the grain of rice collecting box, be equipped with the cavity on the lateral wall of grain of rice collecting box, the gas outlet and the cavity intercommunication of hair-dryer are equipped with a plurality of bleeder vent towards the lateral wall of grain of rice collecting box inboard of cavity.
Preferably, the front part of the base is provided with an upright post, the upright post is connected with the arc-shaped pipeline through a connecting plate, the upright post is rotatably connected with the connecting plate, the lower part of the upright post is provided with external threads, the lower part of the upright post penetrates through a hole formed in the base and is in clearance fit with the hole, the upright post is provided with a nut, the upright post further comprises a third motor, the third motor is connected with a gear, and the gear is meshed with the outer; the arc-shaped pipeline is made of elastic materials;
the lower end of the filtering structure is provided with a touch sensor, and the touch sensor and the third motor are electrically connected with the controller.
Preferably, the filter structure comprises a frame having a rectangular cross-section and a plastic mesh disposed on the frame.
A method of a grain picker, comprising the steps of:
(6-1) an operator pushes a push rod to enable each roller to move forwards, the operator controls an air suction pump to work to enable the filtering structure to be close to the ground of the harvested rice field of the harvester, air flow moves into an air suction port under the suction action of the air suction pump, and the air flow drives rice grains to enter the air suction port; weeds and rice straw are blocked outside the filtering structure;
(6-2) controlling the first motor and the second motor to rotate in opposite directions at the rotating speeds of W and 2W respectively, under the action of the guide plate, enabling rice grains and other small-sized impurities to enter between the two silica gel rollers, separating rice husks from the rice grains under the action of rolling and kneading of the two silica gel rollers, and crushing the other small-sized impurities under the action of the two silica gel rollers;
(6-3) rice grains, rice husks and impurities enter the box body, an operator controls a valve of the water inlet pipe to be opened, water is added into the box body, the impurities with low density and the rice husks float on the water surface, the impurities with high density enter the lower part of the partition plate, and the rice grains are left on the partition plate;
(6-4) under the impact of water flow, impurities on the water surface and water flow into the auxiliary box body together, the floating rice hulls and the impurities are intercepted by the filter screen, and the filtered water is pumped into the water tank again by the water pump;
(6-5) when the rice husk and the impurity in the filter screen are more, the valve of control inlet tube is closed, and the water pump stops drawing water, installs the baffle on the breach, clears away the rice husk and the impurity in the filter screen after, the valve of control inlet tube is opened once more, and the water pump continues to draw water.
Preferably, the lower part of the box body is provided with a funnel-shaped bottom plate with a large opening at the upper end, the lower part of the funnel-shaped bottom plate is provided with a sediment leakage pipe, the lower end of the sediment leakage pipe is provided with a cover plate, the upper part of the sediment leakage pipe is provided with an on-off valve, and the funnel-shaped bottom plate is made of transparent materials; also comprises the following steps:
after impurity that density is big gets into the baffle below, under the effect of gravity, impurity gets into silt along the infundibulate bottom plate and reveals in the pipe, the operator observes silt and reveals the impurity amount of accumulating in the pipe, when impurity accumulation volume is more, the operator rotates the baffle of on-off valve to the level, make silt reveal the disconnection UNICOM between pipe and the infundibulate bottom plate, open the apron, reveal the impurity in the pipe with silt and put, then cover the apron, rotate the baffle of on-off valve to vertical, make silt reveal and resume UNICOM between pipe and the infundibulate bottom plate.
Preferably, a rectangular gauze is arranged in the box body, the lower end of the rectangular gauze is contacted with the partition plate, the upper edge of the rectangular gauze is connected with the outer peripheral surface of the box body, and the mesh size of the rectangular gauze is the same as the diameter of the through hole;
the rice grain collecting box is arranged on the base, a plurality of draining holes are formed in the bottom plate of the rice grain collecting box, the rice grain collecting box is provided with a blower, a cavity is formed in the side wall of the rice grain collecting box, an air outlet of the blower is communicated with the cavity, and a plurality of air holes are formed in the side wall of the cavity facing the inner side of the rice grain collecting box; also comprises the following steps:
when the thickness of rice grains on the partition plate of the box body reaches 2-3 cm, an operator controls the air suction pump, the first motor, the second motor and the water pump to stop working, and the water inlet pipe stops water inlet; an operator pulls up the rectangular gauze, rice grains in the rectangular gauze are poured into the rice grain collecting box, then the air suction pump, the first motor, the second motor and the water pump are controlled to continue to work, and the water inlet pipe continues to feed water;
and controlling the blower to work, and controlling the blower to stop working after blowing hot air for the rice grains for T time.
Preferably, the front part of the base is provided with an upright post, the upright post is connected with the arc-shaped pipeline through a connecting plate, the upright post is rotatably connected with the connecting plate, the lower part of the upright post is provided with external threads, the lower part of the upright post penetrates through a hole formed in the base and is in clearance fit with the hole, the upright post is provided with a nut, the upright post further comprises a third motor, the third motor is connected with a gear, and the gear is meshed with the outer; the arc-shaped pipeline is made of elastic materials; the lower end of the filter structure is provided with a touch sensor, and the touch sensor and the third motor are electrically connected with the controller; also comprises the following steps:
the humidity of the soil in the paddy field is different, then the size that each gyro wheel sinks is also different, and when just getting into the paddy field, the operator pulled up the push rod, made the height that the push rod was pulled up cooperate with operator's height, if touch sensor detects the signal with ground or with the vegetation contact on ground this moment, the work of controller control third motor drives the nut and rotates, makes the stand drive filtration and the air intake H centimetre that rises.
Therefore, the invention has the following beneficial effects: both avoided the waste of grain, also saved and picked up the cost to also reduced the trouble that later stage impurity was clear away, reduced intensity of labour, the clean degree of the grain of rice that obtains is high.
Drawings
FIG. 1 is a partial cross-sectional view of the present invention;
FIG. 2 is a top view of the tank, auxiliary tank and water tank of the present invention;
figure 3 is a partial cross-sectional view of the housing of the present invention.
In the figure: the device comprises a base 1, a filtering structure 2, an air suction port 3, an arc-shaped pipeline 4, a descending pipeline 5, a silica gel roller 6, a box body 7, an auxiliary box body 8, a water tank 9, a rice grain collecting box 10, a push rod 11, a roller 12, a guide plate 42, a gap 71, a partition plate 72, a funnel-shaped bottom plate 73, a sediment leakage pipe 74, a cover plate 75, an on-off valve 76, a filter screen 81, an upright post 102, a connecting plate 103, a screw cap 104, a gear 106, a piston cylinder 401, a vertical rod 402, a piston 403, an air guide pipe.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Example 1
The embodiment shown in fig. 1 is a rice grain picking machine, which comprises a base 1, a push rod 11 arranged at the rear part of the base, 3 rollers 12 arranged on the base, a filtering structure 2 with an opening at the upper end arranged in front of the base, an air suction port 3 arranged in the filtering structure, an arc-shaped pipeline 4 connected with the air suction port, a descending pipeline 5 connected with the upper end of the arc-shaped pipeline, two silica gel rollers 6 arranged at the upper part of the descending pipeline, a box body 7 with an opening at the upper end arranged on the base at the lower end of the descending pipeline shown in fig. 2, an auxiliary box body 8 connected with the box body and a water tank 9; as shown in fig. 1, the arc pipeline is provided with a suction pump, the rotating shafts of the two silica gel wheels are respectively connected with a first motor and a second motor, the arc pipeline is provided with a guide plate 42, the lower end of the guide plate is close to the space between the upper circumferential surfaces of the two silica gel wheels, the water tank is provided with a water inlet pipe, the water outlet of the water inlet pipe is positioned above the box body, as shown in fig. 2, the side walls of the box body and the auxiliary box body are provided with a notch 71, the notch is provided with a baffle, the auxiliary box body is provided with a filter screen 81 close to the notch, the auxiliary box body is provided with a water outlet pipe, the water outlet pipe is provided with a. The filtering structure comprises a frame with a rectangular cross section and a plastic net arranged on the frame. As shown in fig. 3, still including locating the piston cylinder 401 that the upper end on the box lateral wall was equipped with the through-hole, locate montant 402 in the piston cylinder, locate piston 403 on the montant, the piston cylinder lower part is connected with the baffle lower surface through a plurality of elasticity air ducts 404, when the base vibrations, the piston can reciprocate, the air pressure of piston cylinder lower part can change, it is flexible to lead to each elasticity air duct, it reciprocates to drive the baffle along the box inner wall, thereby bring the vibrations for the grain of rice on the baffle, be convenient for bring the impurity in the grain of rice into the baffle below.
A method of a grain picker, comprising the steps of:
(6-1) an operator pushes a push rod to enable each roller to move forwards, the operator controls an air suction pump to work to enable the filtering structure to be close to the ground of the harvested rice field of the harvester, air flow moves into an air suction port under the suction action of the air suction pump, and the air flow drives rice grains to enter the air suction port; weeds and rice straw are blocked outside the filtering structure;
(6-2) controlling the first motor and the second motor to rotate in opposite directions at the rotating speeds of W and 2W respectively, under the action of the guide plate, enabling rice grains and other small-sized impurities to enter between the two silica gel rollers, separating rice husks from the rice grains under the action of rolling and kneading of the two silica gel rollers, and crushing the other small-sized impurities under the action of the two silica gel rollers;
(6-3) rice grains, rice husks and impurities enter the box body, an operator controls a valve of the water inlet pipe to be opened, water is added into the box body, the impurities with low density and the rice husks float on the water surface, the impurities with high density enter the lower part of the partition plate, and the rice grains are left on the partition plate;
(6-4) under the impact of water flow, impurities on the water surface and water flow into the auxiliary box body together, the floating rice hulls and the impurities are intercepted by the filter screen, and the filtered water is pumped into the water tank again by the water pump;
(6-5) when the rice husk and the impurity in the filter screen are more, the valve of control inlet tube is closed, and the water pump stops drawing water, installs the baffle on the breach, clears away the rice husk and the impurity in the filter screen after, the valve of control inlet tube is opened once more, and the water pump continues to draw water.
Example 2
Also comprises the following steps:
after impurity that density is big gets into the baffle below, under the effect of gravity, impurity gets into silt along the infundibulate bottom plate and reveals in the pipe, the operator observes silt and reveals the impurity amount of accumulating in the pipe, when impurity accumulation volume is more, the operator rotates the baffle of on-off valve to the level, make silt reveal the disconnection UNICOM between pipe and the infundibulate bottom plate, open the apron, reveal the impurity in the pipe with silt and put, then cover the apron, rotate the baffle of on-off valve to vertical, make silt reveal and resume UNICOM between pipe and the infundibulate bottom plate.
Example 3
as shown in figure 1, be equipped with rice grain collecting box 10 on the base, be equipped with a plurality of waterlogging caused by excessive rainfall hole on the bottom plate of rice grain collecting box, be equipped with the hair-dryer on the rice grain collecting box, be equipped with the cavity on the lateral wall of rice grain collecting box, the gas outlet and the cavity intercommunication of hair-dryer, be equipped with a plurality of bleeder vents on the lateral wall of cavity towards rice grain collecting box inboard.
When the thickness of rice grains on the partition plate of the box body reaches 3 cm, an operator controls the air suction pump, the first motor, the second motor and the water pump to stop working, and the water inlet pipe stops water inlet; an operator pulls up the rectangular gauze, rice grains in the rectangular gauze are poured into the rice grain collecting box, then the air suction pump, the first motor, the second motor and the water pump are controlled to continue to work, and the water inlet pipe continues to feed water;
controlling the blower to work, and controlling the blower to stop working after blowing hot air to the rice grains for 10 minutes.
Example 4
the lower end of the filtering structure is provided with a touch sensor, and the touch sensor and the third motor are electrically connected with the controller.
Also comprises the following steps:
the humidity of the soil in the paddy field is different, then the size that each gyro wheel sinks is also different, and when just getting into the paddy field, the operator pulled up the push rod, made the height that the push rod was pulled up cooperate with operator's height, if touch sensor detected the signal with ground or with the vegetation contact on ground this moment, the work of controller control third motor drives the nut and rotates, made the stand drive filtration and induction port rise 5 centimetres.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. A rice grain picking machine is characterized by comprising a base (1), a push rod (11) arranged at the rear part of the base, a plurality of idler wheels (12) arranged on the base, an upper end opening filtering structure (2) arranged in front of the base, an air suction port (3) arranged in the filtering structure, an arc-shaped pipeline (4) connected with the air suction port, a descending pipeline (5) connected with the upper end of the arc-shaped pipeline, two silica gel wheels (6) arranged at the upper part of the descending pipeline, a box body (7) arranged at the lower end of the descending pipeline and provided with an upper end opening on the base, an auxiliary box body (8) and a water tank (9; an air suction pump is arranged on the arc-shaped pipeline, rotating shafts of the two silica gel wheels are respectively connected with a first motor and a second motor, a guide plate (42) is arranged on the arc-shaped pipeline, the lower end of the guide plate is close to the position between the upper peripheral surfaces of the two silica gel wheels, a water inlet pipe is arranged on the water tank, a water outlet of the water inlet pipe is positioned above the tank body, gaps (71) are arranged on the side walls of the tank body and the auxiliary tank body, baffles are arranged on the gaps, a filter screen (81) is arranged at the position of the auxiliary tank body, which is close to the gaps, a water outlet pipe is arranged on the auxiliary tank body, a water pump; the front part of the base is provided with an upright post (102), the upright post is connected with an arc pipeline through a connecting plate (103), the upright post is rotationally connected with the connecting plate, the lower part of the upright post is provided with external threads, the lower part of the upright post passes through a hole arranged on the base and is in clearance fit with the hole, the upright post is provided with a nut (104), the electric vehicle further comprises a third motor, the third motor is connected with a gear (106), and the gear is meshed with the outer peripheral surface of; the arc-shaped pipeline is made of elastic materials;
the lower end of the filtering structure is provided with a touch sensor, and the touch sensor and the third motor are electrically connected with the controller.
2. The rice grain picking up machine as claimed in claim 1, wherein a funnel-shaped bottom plate (73) having a large opening at the upper end is provided at the lower part of the box body, a silt leakage pipe (74) is provided at the lower part of the funnel-shaped bottom plate, a cover plate (75) is provided at the lower end of the silt leakage pipe, an on-off valve (76) is provided at the upper part of the silt leakage pipe, and the funnel-shaped bottom plate is made of a.
3. The rice grain picking up machine as claimed in claim 1, wherein a rectangular screen is provided in the box body, a lower end of the rectangular screen is in contact with the partition plate, an upper edge of the rectangular screen is connected with an outer circumferential surface of the box body, and a mesh size of the rectangular screen is the same as a diameter of the through hole;
be equipped with grain of rice collecting box (10) on the base, be equipped with a plurality of waterlogging caused by excessive rainfall hole on the bottom plate of grain of rice collecting box, be equipped with the hair-dryer on the grain of rice collecting box, be equipped with the cavity on the lateral wall of grain of rice collecting box, the gas outlet and the cavity intercommunication of hair-dryer are equipped with a plurality of bleeder vent on the lateral wall of cavity towards grain of rice collecting box inboard.
4. A machine as claimed in claim 1, 2 or 3, wherein the filtering structure comprises a frame having a rectangular cross-section and a plastic net provided on the frame.
5. A method of a rice grain picking machine according to claim 1, characterized by comprising the steps of:
(5-1) an operator pushes a push rod to enable each roller to move forwards, the operator controls an air suction pump to work to enable the filtering structure to be close to the ground of the harvested rice field of the harvester, air flow moves into an air suction port under the suction action of the air suction pump, and the air flow drives rice grains to enter the air suction port; weeds and rice straw are blocked outside the filtering structure;
(5-2) controlling the first motor and the second motor to rotate in opposite directions at the rotating speeds of W and 2W respectively, enabling rice grains and other small-sized impurities to enter between the two silica gel wheels under the action of the guide plate, separating rice husks from the rice grains under the action of rolling and kneading of the two silica gel wheels, and crushing the other small-sized impurities under the action of the two silica gel wheels;
(5-3) rice grains, rice husks and impurities enter the box body, an operator controls a valve of the water inlet pipe to be opened, water is added into the box body, the impurities with low density and the rice husks float on the water surface, the impurities with high density enter the lower part of the partition plate, and the rice grains are left on the partition plate;
(5-4) under the impact of water flow, impurities on the water surface and water flow into the auxiliary box body together, the floating rice hulls and the impurities are intercepted by the filter screen, and the filtered water is pumped into the water tank again by the water pump;
(5-5) when the rice husk and the impurity in the filter screen are more, the valve of control inlet tube is closed, and the water pump stops drawing water, installs the baffle on the breach, clears away the rice husk and the impurity in the filter screen after, the valve of control inlet tube is opened once more, and the water pump continues to draw water.
6. The method for a rice grain picking up machine according to claim 5, wherein a funnel-shaped bottom plate with a large opening at the upper end is provided at the lower part of the box body, a silt leakage pipe is provided at the lower part of the funnel-shaped bottom plate, a cover plate is provided at the lower end of the silt leakage pipe, an on-off valve is provided at the upper part of the silt leakage pipe, and the funnel-shaped bottom plate is made of transparent material; the method is characterized by further comprising the following steps:
after impurity that density is big gets into the baffle below, under the effect of gravity, impurity gets into silt along the infundibulate bottom plate and reveals in the pipe, the operator observes silt and reveals the impurity amount of accumulating in the pipe, when impurity accumulation volume is more, the operator rotates the baffle of on-off valve to the level, make silt reveal the disconnection UNICOM between pipe and the infundibulate bottom plate, open the apron, reveal the impurity in the pipe with silt and put, then cover the apron, rotate the baffle of on-off valve to vertical, make silt reveal and resume UNICOM between pipe and the infundibulate bottom plate.
7. The method for a rice grain picking up machine as claimed in claim 5, wherein a rectangular screen is provided in the housing, a lower end of the rectangular screen is in contact with the partition plate, an upper edge of the rectangular screen is connected with an outer circumferential surface of the housing, and a mesh size of the rectangular screen is the same as a diameter of the through hole;
the rice grain collecting box is arranged on the base, a plurality of draining holes are formed in the bottom plate of the rice grain collecting box, the rice grain collecting box is provided with a blower, a cavity is formed in the side wall of the rice grain collecting box, an air outlet of the blower is communicated with the cavity, and a plurality of air holes are formed in the side wall of the cavity facing the inner side of the rice grain collecting box; the method is characterized by further comprising the following steps:
when the thickness of rice grains on the partition plate of the box body reaches 2-3 cm, an operator controls the air suction pump, the first motor, the second motor and the water pump to stop working, and the water inlet pipe stops water inlet; an operator pulls up the rectangular gauze, rice grains in the rectangular gauze are poured into the rice grain collecting box, then the air suction pump, the first motor, the second motor and the water pump are controlled to continue to work, and the water inlet pipe continues to feed water;
and controlling the blower to work, and controlling the blower to stop working after blowing hot air for the rice grains for T time.
8. The rice grain picking machine as claimed in claim 6 or 7, further comprising the steps of:
the humidity of the soil in the paddy field is different, then the size that each gyro wheel sinks is also different, and when just getting into the paddy field, the operator pulled up the push rod, made the height that the push rod was pulled up cooperate with operator's height, if touch sensor detects the signal with ground or with the vegetation contact on ground this moment, the work of controller control third motor drives the nut and rotates, makes the stand drive filtration and the air intake H centimetre that rises.
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| CN201811308923.8A CN109429727B (en) | 2018-11-05 | 2018-11-05 | Rice grain picking machine and method |
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| CN201811308923.8A CN109429727B (en) | 2018-11-05 | 2018-11-05 | Rice grain picking machine and method |
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| CN207639181U (en) * | 2017-10-31 | 2018-07-24 | 江西伊禾农产品科技发展有限公司 | A kind of height-adjustable dustless grass pruning machine |
| CN108402479A (en) * | 2018-05-17 | 2018-08-17 | 霍邱县康乾商贸有限公司 | A kind of automatic rinsing peeling apparatus of laundry of ginkgo nut production and processing |
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2018
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