CN111296048A - Injection type straw returning machine - Google Patents
Injection type straw returning machine Download PDFInfo
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- CN111296048A CN111296048A CN202010225369.8A CN202010225369A CN111296048A CN 111296048 A CN111296048 A CN 111296048A CN 202010225369 A CN202010225369 A CN 202010225369A CN 111296048 A CN111296048 A CN 111296048A
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- cutting mechanism
- straw
- roller chain
- cutting
- dustpan
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/835—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes
- A01D34/8355—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes for cutting up or crushing remaining standing stalks, e.g. stubble
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Abstract
The invention relates to the field of agricultural machinery, in particular to an injection type straw returning machine which comprises a tractor, a shoveling dustpan, a stirring feeding mechanism, an opposite type straw cutting mechanism and a straw injection chassis, wherein the opposite type straw cutting mechanism is arranged at the head of the tractor, the straw injection chassis is arranged at a discharge hole of the opposite type straw cutting mechanism, the shoveling dustpan is arranged at one side of the opposite type straw cutting mechanism, the discharge end of the shoveling dustpan is positioned at the feed end of the opposite type straw cutting mechanism, the stirring feeding mechanism is arranged at one side of the opposite type straw cutting mechanism, and the working end of the stirring feeding mechanism faces the working end of the shoveling dustpan.
Description
Technical Field
The invention relates to the field of agricultural machinery, in particular to an injection type straw returning machine.
Background
The straw is a general term of stem leaf (ear) part of mature crops. Typically refers to the remainder of the wheat, rice, corn, potatoes, oilseed rape, cotton, sugar cane and other crops (typically roughages) after harvesting the seed. More than half of the products of crop photosynthesis exist in the straws, and the straws are rich in nitrogen, phosphorus, potassium, calcium, magnesium, organic matters and the like, are multipurpose renewable biological resources, and are also coarse feed. It features high coarse fibre content (30-40%), and lignin content. Although the lignocellulose cannot be utilized by pigs and chickens, the lignocellulose can be absorbed and utilized by livestock such as ruminants, cattle, sheep and the like;
the straw is a renewable biological resource, the yield of the straw almost accounts for more than 50% of the total biomass of crops, at present, the utilization of the straw resource mainly has two directions, namely field leaving treatment and direct field returning treatment, the application technology of the patent belongs to a direct field returning treatment technology, the direct field returning treatment technology is commonly used in the following three modes, the first mode is turning and pressing field returning, the straw is directly turned and pressed in soil through the traditional deep turning machine and technology to increase organic matters of the soil, and the mode has the problems of shallow turning and pressing field returning damage to the soil structure in successive years to cause crop yield reduction; the second is stirring and returning to the field after crushing, which causes the problems that the soil is loose and not solid, the seedling emergence of crops is influenced, and the diseases and pests in the soil are accumulated year by year, the base number is increased and the harm is aggravated; the third is direct mulching and returning, and the mode is only suitable for popularization and application in high-temperature and rainy areas, so that an injection type straw returning machine is provided, straws can be directly injected into grooves of farmlands, organic matters of soil are improved, and air pollution and ground pollution caused by burning the straws are avoided.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the injection type straw returning machine, the technical scheme can directly inject the straws into the grooves of the farmland, improve the organic matters of the soil and avoid air pollution and ground pollution caused by burning the straws.
In order to solve the technical problems, the invention provides the following technical scheme:
the injection type straw returning machine comprises a tractor, a shoveling dustpan, a stirring and feeding mechanism, an opposite type straw cutting mechanism and a straw injection chassis;
the subtending type straw cutting mechanism is installed at the head of the tractor, the straw injection chassis is installed at the discharge port of the subtending type straw cutting mechanism, the shoveling dustpan is installed at one side of the subtending type straw cutting mechanism, and the discharge end of the shoveling dustpan is located at the feed end of the subtending type straw cutting mechanism, the feeding mechanism is installed at one side of the subtending type straw cutting mechanism by stirring, and the working end of the feeding mechanism faces the working end of the shoveling dustpan by stirring.
The preferred stirring feeding mechanism comprises a first rolling chain mechanism, a second rolling chain mechanism, a first transmission rod, a second transmission rod, a first servo motor and a material stirring claw assembly, wherein the first rolling chain mechanism and the second rolling chain mechanism are both arranged on one side of the opposite cutting mechanism, the first rolling chain mechanism and the second rolling chain mechanism are in transmission connection through the first transmission rod and the second transmission rod, the material stirring claw assembly is arranged at the working ends of the first rolling chain mechanism and the second rolling chain mechanism, the material stirring claw assembly is arranged in a surrounding mode along the working direction of the first rolling chain mechanism and the working direction of the second rolling chain mechanism, the first servo motor is arranged on the first rolling chain mechanism, and the first servo motor is connected with the first transmission rod.
The first chain rolling mechanism comprises a chain wheel frame, a chain, a first gear and a second gear, the chain wheel frame is installed on one side of the opposite cutting mechanism, the first gear and the second gear are rotatably connected with the chain wheel frame through a first transmission rod and a second transmission rod respectively, and the first gear and the second gear are in transmission connection through the chain.
The preferable material shifting claw assembly comprises a transverse plate and a hook claw transverse plate, wherein two ends of the transverse plate and the hook claw transverse plate are respectively arranged on the chains of the first roller chain mechanism and the second roller chain mechanism, the transverse plate is arranged on the transverse plate along the chains at equal intervals, and the hook claws are uniformly arranged in the direction perpendicular to the working direction of the chains.
The optimized opposite straw cutting mechanism comprises a rectangular shell, a first cutting mechanism and a second cutting mechanism, wherein the rectangular shell is installed at the head of the tractor, the first cutting mechanism and the second cutting mechanism are installed inside the rectangular shell, and the working directions of the first cutting mechanism and the second cutting mechanism are opposite.
The first cutting mechanism of preferred and the structure of second cutting mechanism are unanimous, and first cutting mechanism is including dwang, bearing, a cutting section of thick bamboo and second servo motor, and the dwang passes through bearing and rectangle shell rotatable coupling, and a cutting section of thick bamboo is located the rectangle shell, and on the dwang was located to the cutting barrel casing, a cutting section of thick bamboo and dwang fixed connection were equipped with a plurality of annular blades on the cutting section of thick bamboo, and second servo motor installs on the rectangle shell to second servo motor's output and dwang are connected.
Compared with the prior art, the invention has the beneficial effects that: a worker starts a tractor to start working, a straw returning combination consisting of a shoveling dustpan, a stirring feeding mechanism, an opposite-direction type straw cutting mechanism and a straw injection chassis is arranged at the head part of the tractor, the tractor is used for driving the straw returning combination to move, firstly, the shoveling dustpan shovels straws after being pushed by the tractor, like sweeping and garbage shoveling, the working surface of the shoveling dustpan is in an inclined state, the discharging end of the shoveling dustpan is positioned at the feeding end of the opposite-direction type straw cutting mechanism, when the straws are shoveled onto the shoveling dustpan, the stirring feeding mechanism starts working, the working end of the stirring feeding mechanism continuously conveys the straws positioned on the shoveling dustpan to the feeding end of the opposite-direction type straw cutting mechanism, when the straws are pushed to the feeding end of the opposite-direction type straw cutting mechanism by the working end of the stirring feeding mechanism, the opposite-direction type straw cutting mechanism starts working, the work end of subtend formula straw cutting mechanism does not smash the cutting with quick the breaking of straw, and the straw after being cut falls into the straw and pours into the chassis into, and the bottom that the straw pours into the chassis into is equipped with the infundibulate discharge gate, and the staff sets up the number of infundibulate discharge gate according to actual need, and the straw after smashing falls to the farmland of the place of the same kind by the infundibulate discharge gate at last.
The straw can be directly injected into the groove of the farmland through the device, so that the organic matter of the soil is improved, and air pollution and ground pollution caused by burning the straw are avoided.
Drawings
FIG. 1 is a side view of an injection straw returning machine of the present invention;
FIG. 2 is a schematic perspective view of an injection straw returning machine according to the present invention;
FIG. 3 is a schematic view showing a first three-dimensional structure of a stirring and feeding mechanism of the injection type straw returning machine of the present invention;
FIG. 4 is a schematic perspective view of a second embodiment of a feeding mechanism of the injection straw returning machine;
FIG. 5 is a schematic perspective view of a first opposing straw cutting mechanism and a first straw injection base plate of the injection straw returning machine according to the present invention;
fig. 6 is a schematic three-dimensional structure diagram of an opposite-type straw cutting mechanism and a straw injection chassis of the injection type straw returning machine.
The reference numbers in the figures are:
1. a tractor;
2. a material shoveling dustpan;
3. the feeding mechanism is stirred; 3a, a first roller chain mechanism; 3a1, sprocket carrier; 3a2, chain; 3a3, a first gear; 3a4, second gear; 3b, a second roller chain mechanism; 3c, a first driving lever; 3d, a second transmission rod; 3e, a first servo motor; 3f, a material shifting claw component; 3f1, a transverse plate; 3f2, hook claw;
4. an opposite straw cutting mechanism; 4a, a rectangular shell; 4b, a first cutting mechanism; 4b1, rotating rod; 4b2, bearings; 4b3, cutting cylinder; 4b4, a second servomotor; 4c, a second cutting mechanism;
5. the straw is injected into the chassis.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 6, an injection straw returning machine comprises a tractor 1, a shovel dustpan 2, a stirring feeding mechanism 3, an opposite straw cutting mechanism 4 and a straw injection chassis 5;
the opposite-type straw cutting mechanism 4 is arranged at the head part of the tractor 1, the straw injection chassis 5 is arranged at the discharge hole of the opposite-type straw cutting mechanism 4, the shoveling dustpan 2 is arranged at one side of the opposite-type straw cutting mechanism 4, the discharge end of the shoveling dustpan 2 is positioned at the feed end of the opposite-type straw cutting mechanism 4, the stirring feeding mechanism 3 is arranged at one side of the opposite-type straw cutting mechanism 4, and the working end of the stirring feeding mechanism 3 faces the working end of the shoveling dustpan 2;
a worker starts a tractor 1 to start working, a straw returning combination consisting of a shoveling dustpan 2, a stirring feeding mechanism 3, an opposite-direction type straw cutting mechanism 4 and a straw injection chassis 5 is arranged at the head of the tractor 1, the tractor 1 is used for driving the straw returning combination to move, firstly, the shoveling dustpan 2 shovels straws after being pushed by the tractor 1, like sweeping and shoveling garbage, the working surface of the shoveling dustpan 2 is in an inclined state, the discharging end of the shoveling dustpan 2 is positioned at the feeding end of the opposite-direction type straw cutting mechanism 4, when the straws are shoveled on the shoveling dustpan 2, the stirring feeding mechanism 3 starts working, the working end of the stirring feeding mechanism 3 continuously sends the straws positioned on the shoveling dustpan 2 to the feeding end of the opposite-direction type straw cutting mechanism 4, when the straws are pushed to the feeding end of the opposite-direction type straw cutting mechanism 4 by the working end of the stirring feeding mechanism 3, subtend formula straw cutting structure mechanism begins work, and subtend formula straw cutting mechanism 4's work end does not smash the cutting with quick the breaking of straw, and the straw after being cut falls into the straw and pours into chassis 5 into in, and the bottom that the straw pours into chassis 5 into is equipped with the infundibulate discharge gate, and the staff sets up the number of infundibulate discharge gate according to actual need, and the straw after smashing falls to the farmland of the place of the same kind by the infundibulate discharge gate at last.
The material stirring and feeding mechanism 3 comprises a first rolling chain mechanism 3a, a second rolling chain mechanism 3b, a first transmission rod 3c, a second transmission rod 3d, a first servo motor 3e and a material stirring claw component 3f, wherein the first rolling chain mechanism 3a and the second rolling chain mechanism 3b are both arranged on one side of the opposite cutting mechanism, the first rolling chain mechanism 3a and the second rolling chain mechanism 3b are in transmission connection through the first transmission rod 3c and the second transmission rod 3d, the material stirring claw component 3f is arranged at the working ends of the first rolling chain mechanism 3a and the second rolling chain mechanism 3b, the material stirring claw component 3f is arranged in a surrounding mode along the working direction of the first rolling chain mechanism 3a and the second rolling chain mechanism 3b, the first servo motor 3e is arranged on the first rolling chain mechanism 3a, and the first servo motor 3e is connected with the first transmission rod 3 c;
the feeding mechanism 3 is stirred to start working, the first servo motor 3e starts working, the output end of the first servo motor 3e drives the first transmission rod 3c to start rotating, the first transmission rod 3c rotates to drive, the working ends of the first rolling chain mechanism 3a and the second rolling chain mechanism 3b start rotating, and the material stirring claw component 3f starts to drive the straws to reach the discharge end of the material shoveling dustpan 2 through the feed end of the material shoveling dustpan 2.
The first roller chain mechanism 3a and the second roller chain mechanism 3b are identical in structure, the first roller chain mechanism 3a comprises a chain wheel frame 3a1, a chain 3a2, a first gear 3a3 and a second gear 3a4, the chain wheel frame 3a1 is installed on one side of the opposite cutting mechanism, the first gear 3a3 and the second gear 3a4 are rotatably connected with the chain wheel frame 3a1 through a first transmission rod 3c and a second transmission rod 3d respectively, and the first gear 3a3 and the second gear 3a4 are in transmission connection through the chain 3a 2;
the first transmission rod 3c rotates to drive the first gear 3a3 to rotate, the first gear 3a3 drives the second gear 3a4 to rotate through the chain 3a2, the chain 3a2 starts to rotate around the first gear 3a3 and the second gear 3a4, the chains 3a2 of the first roller chain mechanism 3a and the second roller chain mechanism 3b simultaneously drive the material stirring claw component 3f to start to rotate, and the material stirring claw component 3f starts to drive the straws to the discharging end of the material shoveling dustpan 2 through the feeding end of the material shoveling dustpan 2.
The material stirring claw assembly 3f comprises a transverse plate 3f1 and a hook claw 3f2, two ends of the transverse plate 3f1 are respectively installed on a chain 3a2 of the first roller chain mechanism 3a and the second roller chain mechanism 3b, the transverse plate 3f1 is provided with hook claws 3f2 at equal intervals along the chain 3a2 and installed on a transverse plate 3f1, and the hook claws 3f2 are uniformly arranged perpendicular to the working direction of the chain 3a 2;
the chain 3a2 of the first and second chain mechanisms 3a and 3b drives the plurality of claw assemblies 3f to start rotating, the transverse plate 3f1 is stressed to drive the plurality of claws 3f2 to move, and the plurality of claws 3f2 convey the straw at the feeding end of the material shoveling dustpan 2 to the discharging end of the material shoveling dustpan 2.
The opposite straw cutting mechanism 4 comprises a rectangular shell 4a, a first cutting mechanism 4b and a second cutting mechanism 4c, the rectangular shell 4a is mounted at the head of the tractor 1, the first cutting mechanism 4b and the second cutting mechanism 4c are both mounted inside the rectangular shell 4a, and the working directions of the first cutting mechanism 4b and the second cutting mechanism 4c are opposite;
the opposite type straw cutting mechanism 4 starts to work, the working ends of the first cutting mechanism 4b and the second cutting mechanism 4c start to rotate oppositely, the working ends of the first cutting mechanism 4b and the second cutting mechanism 4c stir the straws, and the stirred straws fall into the straw injection base plate 5.
The first cutting mechanism 4b and the second cutting mechanism 4c are consistent in structure, the first cutting mechanism 4b comprises a rotating rod 4b1, a bearing 4b2, a cutting cylinder 4b3 and a second servo motor 4b4, the rotating rod 4b1 is rotatably connected with the rectangular shell 4a through a bearing 4b2, the cutting cylinder 4b3 is located in the rectangular shell 4a, the cutting cylinder 4b3 is sleeved on the rotating rod 4b1, the cutting cylinder 4b3 is fixedly connected with the rotating rod 4b1, a plurality of annular blades are arranged on the cutting cylinder 4b3, the second servo motor 4b4 is mounted on the rectangular shell 4a, and the output end of the second servo motor 4b4 is connected with the rotating rod 4b 1;
the first cutting mechanism 4b and the second cutting mechanism 4c start to work simultaneously, the second servo motor 4b4 starts to work, the driving rotating rod 4b1 of the output end of the second servo motor 4b4 starts to rotate, the rotating rod 4b1 drives the cutting cylinders 4b3 to rotate, the two cutting cylinders 4b3 cut the straws through the annular blades when rotating, and the cut straws fall into the straw injection chassis 5.
The working principle of the invention is as follows: a worker starts a tractor 1 to start working, a straw returning combination consisting of a shoveling dustpan 2, a stirring feeding mechanism 3, an opposite-direction type straw cutting mechanism 4 and a straw injection chassis 5 is arranged at the head part of the tractor 1, the tractor 1 is used for driving the straw returning combination to move, firstly, the shoveling dustpan 2 shovels straws after being pushed by the tractor 1, like sweeping and shoveling garbage, the working surface of the shoveling dustpan 2 is in an inclined state, the discharging end of the shoveling dustpan 2 is positioned at the feeding end of the opposite-direction type straw cutting mechanism 4, when the straws are shoveled on the shoveling dustpan 2, the stirring feeding mechanism 3 starts working, a first servo motor 3e starts working, the output end of the first servo motor 3e drives a first transmission rod 3c to start rotating, the first transmission rod 3c rotates to drive a first gear 3a3 to rotate, the first gear 3a3 drives a second gear 3a4 to rotate through a chain 3a2, the chain 3a2 starts to rotate around the first gear 3a3 and the second gear 3a4, the chain 3a2 of the first roller chain mechanism 3a and the second roller chain mechanism 3b simultaneously drives the plurality of stirring claw assemblies 3f to rotate, the transverse plate 3f1 is stressed to drive the plurality of hook claws 3f2 to move, the plurality of hook claws 3f2 sends the straws at the feeding end of the material shoveling dustpan 2 to the discharging end of the material shoveling dustpan 2, when the straws fall to the feeding end of the opposite-direction type straw cutting mechanism 4, the opposite-direction type straw cutting mechanism 4 starts to work, the working ends of the first cutting mechanism 4b and the second cutting mechanism 4c start to rotate oppositely, the second servo motor 4b4 starts to work, the driving rotating rod 4b1 at the output end of the second servo motor 4b4 starts to rotate, the cutting cylinder 4b1 drives the cutting cylinder 4b3 to rotate, when the two cutting cylinders 4b3 rotate, the straws are cut by the annular blade, and the straws fall into the straw cutting chassis 5, the bottom that the straw pours into chassis 5 into is equipped with the infundibulate discharge gate, and the staff sets up the number of infundibulate discharge gate according to actual need, and the straw after smashing falls to the farmland of the place all the way by the infundibulate discharge gate at last.
Claims (6)
1. An injection type straw returning machine is characterized by comprising a tractor (1), a shoveling dustpan (2), a stirring feeding mechanism (3), an opposite type straw cutting mechanism (4) and a straw injection chassis (5);
subtending formula straw cutting mechanism (4) are installed in the head of tractor (1), the straw is poured into chassis (5) and is installed in the discharge gate of subtending formula straw cutting mechanism (4), install in one side of subtending formula straw cutting mechanism (4) shovel material dustpan (2), and the discharge end of shovel material dustpan (2) is located the feed end of subtending formula straw cutting mechanism (4), stir the one side of installing in subtending formula straw cutting mechanism (4) in feed mechanism (3), and stir the work end of feed mechanism (3) towards the work end of shovel material dustpan (2).
2. The injection type straw returning machine as claimed in claim 1, wherein the toggle feeding mechanism (3) comprises a first roller chain mechanism (3 a), a second roller chain mechanism (3 b), a first transmission rod (3 c), a second transmission rod (3 d), a first servo motor (3 e) and a material shifting claw assembly (3 f), the first roller chain mechanism (3 a) and the second roller chain mechanism (3 b) are both arranged at one side of the opposite cutting mechanism, the first roller chain mechanism (3 a) and the second roller chain mechanism (3 b) are in transmission connection through the first transmission rod (3 c) and the second transmission rod (3 d), the material shifting claw assembly (3 f) is arranged at the working ends of the first roller chain mechanism (3 a) and the second roller chain mechanism (3 b), and the material shifting claw assembly (3 f) is arranged around the working directions of the first roller chain mechanism (3 a) and the second roller chain mechanism (3 b), the first servo motor (3 e) is arranged on the first roller chain mechanism (3 a), and the first servo motor (3 e) is connected with the first transmission rod (3 c).
3. The injection straw returning machine of claim 2, wherein the first roller chain mechanism (3 a) and the second roller chain mechanism (3 b) have the same structure, the first roller chain mechanism (3 a) comprises a chain wheel frame (3 a 1), a chain (3 a 2), a first gear (3 a 3) and a second gear (3 a 4), the chain wheel frame (3 a 1) is installed at one side of the opposite cutting mechanism, the first gear (3 a 3) and the second gear (3 a 4) are rotatably connected with the chain wheel frame (3 a 1) through a first transmission rod (3 c) and a second transmission rod (3 d), and the first gear (3 a 3) and the second gear (3 a 4) are in transmission connection through the chain (3 a 2).
4. The injection straw returning machine of claim 3, wherein the material shifting claw assembly (3 f) comprises a transverse plate (3 f 1) and a hook claw (3 f 2), two ends of the transverse plate (3 f 1) are respectively mounted on chains (3 a 2) of the first roller chain mechanism (3 a) and the second roller chain mechanism (3 b), the transverse plate (3 f 1) is provided with hook claws (3 f 2) at equal intervals along the chains (3 a 2) and mounted on the transverse plate (3 f 1), and the hook claws (3 f 2) are uniformly arranged perpendicular to the working direction of the chains (3 a 2).
5. The injection straw returning machine as claimed in claim 1, wherein the opposing straw cutting mechanism (4) comprises a rectangular shell (4 a), a first cutting mechanism (4 b) and a second cutting mechanism (4 c), the rectangular shell (4 a) is mounted at the head of the tractor (1), the first cutting mechanism (4 b) and the second cutting mechanism (4 c) are mounted inside the rectangular shell (4 a), and the working directions of the first cutting mechanism (4 b) and the second cutting mechanism (4 c) are opposite.
6. The injection straw returning machine according to claim 5, wherein the first cutting mechanism (4 b) and the second cutting mechanism (4 c) have the same structure, the first cutting mechanism (4 b) comprises a rotating rod (4 b 1), a bearing (4 b 2), a cutting cylinder (4 b 3) and a second servo motor (4 b 4), the rotating rod (4 b 1) is rotatably connected with the rectangular shell (4 a) through a bearing (4 b 2), the cutting cylinder (4 b 3) is located in the rectangular shell (4 a), the cutting cylinder (4 b 3) is sleeved on the rotating rod (4 b 1), the cutting cylinder (4 b 3) is fixedly connected with the rotating rod (4 b 1), a plurality of annular blade rotating rods are arranged on the cutting cylinder (4 b 3), the second servo motor (4 b 4) is installed on the rectangular shell (4 a), and the output end of the second servo motor (4 b 4) is connected with the second servo motor (4 b 1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010225369.8A CN111296048A (en) | 2020-03-26 | 2020-03-26 | Injection type straw returning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010225369.8A CN111296048A (en) | 2020-03-26 | 2020-03-26 | Injection type straw returning machine |
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| Publication Number | Publication Date |
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| CN111296048A true CN111296048A (en) | 2020-06-19 |
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ID=71147433
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| CN202010225369.8A Pending CN111296048A (en) | 2020-03-26 | 2020-03-26 | Injection type straw returning machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115250673A (en) * | 2022-08-24 | 2022-11-01 | 李晶 | Medium-and-heavy-salinized soil improvement and fertilization method for returning straw to field in gradient matching manner |
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| CN208657351U (en) * | 2018-04-12 | 2019-03-29 | 南京瑞森燃料有限公司 | A kind of automatic feeding type straw chopping and returning device |
| CN109566066A (en) * | 2018-10-26 | 2019-04-05 | 蔡亲军 | A kind of agricultural crops harvester |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR200396448Y1 (en) * | 2005-05-18 | 2005-09-22 | 주식회사 죽암기계 | A weeder with riding and Walking of interrow and hill spacing |
| US20150351318A1 (en) * | 2014-06-10 | 2015-12-10 | Textron, Inc. | Electronic control for a grass cutting reel assembly of a lawn-care vehicle |
| CN208657351U (en) * | 2018-04-12 | 2019-03-29 | 南京瑞森燃料有限公司 | A kind of automatic feeding type straw chopping and returning device |
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| CN109566066A (en) * | 2018-10-26 | 2019-04-05 | 蔡亲军 | A kind of agricultural crops harvester |
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| CN115250673A (en) * | 2022-08-24 | 2022-11-01 | 李晶 | Medium-and-heavy-salinized soil improvement and fertilization method for returning straw to field in gradient matching manner |
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Application publication date: 20200619 |
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