CN210537576U - Secondary cutting device for corn stalks - Google Patents
Secondary cutting device for corn stalks Download PDFInfo
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- CN210537576U CN210537576U CN201921256179.1U CN201921256179U CN210537576U CN 210537576 U CN210537576 U CN 210537576U CN 201921256179 U CN201921256179 U CN 201921256179U CN 210537576 U CN210537576 U CN 210537576U
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- Prior art keywords
- cutting knife
- cutting
- stalk
- main shaft
- outer side
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- 240000008042 Zea mays Species 0.000 title claims abstract description 40
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 40
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 27
- 235000005822 corn Nutrition 0.000 title claims abstract description 27
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 claims description 13
- 235000009973 maize Nutrition 0.000 claims description 13
- 239000010902 straw Substances 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000002689 soil Substances 0.000 abstract description 8
- 239000003337 fertilizer Substances 0.000 abstract description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000002881 soil fertilizer Substances 0.000 description 2
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- -1 and meanwhile Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000004016 soil organic matter Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
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Abstract
The utility model discloses a secondary cutting device for corn stalks, which comprises a stalk cutting box and a stalk feeding port, wherein the stalk cutting box is connected with a first stalk cutting knife through a bearing in a rotating way, the center of the first stalk cutting knife is provided with a first cutting knife main shaft, the outer side surface of the first cutting knife main shaft is provided with a reinforcing rib, one side of the reinforcing rib is provided with a cutting knife fixing roller, the front and the back of the cutting knife fixing roller are symmetrically provided with a circular fixing plate, the outer side surface of the cutting knife fixing roller is provided with a first cutting knife, the first cutting knife passes through the circular fixing plate, the stalk cutting box is connected with a second cutting knife main shaft through the bearing in a rotating way, the utility model can fully cut the corn stalks through twice cutting, and return the cut corn stalks as fertilizer, thereby increasing the fertilizer efficiency of soil, simultaneously, rapidly replacing damaged corn cutters, and, the time for replacing the blade is saved, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a secondary cutting device for corn stalks.
Background
The corn stalk resources in China are quite rich, after the corn is harvested, the corn stalk can only be used as the feed of livestock or the fuel for cooking by burning fire, and what is more, the corn stalk can be directly burned on the spot, so that the environmental pollution is caused, the utilization efficiency of the stalk is low, and according to the research: the corn stalks contain rich nitrogen, phosphorus, potassium, calcium, magnesium and other nutrient elements and organic matters, the nitrogen content is 0.6 l%, the phosphorus content is 0.27%, the potassium content is 2.28%, the organic matter content can reach about 15%, 1250 kg of fresh corn stalks correspond to the organic matter content of 4000 kg of soil miscellaneous fertilizer, the nitrogen phosphorus and potassium content corresponds to 18.75 kg of ammonium carbonate, 10 kg of calcium phosphate and 7.65 kg of potassium sulfate, the soil organic matter and nutrient content are increased, the fresh corn stalks can be completely returned to the field as a fertilizer, and meanwhile, humic acid formed by the action of microorganisms after the stalks are returned to the field and calcium and magnesium in the soil are bonded into calcium humate and magnesium humate, so that the soil forms a large amount of water-stable granular structures, the physical properties of the soil are effectively improved, and the biological activity of the soil is improved.
The stem stalk does not smash through abundant cutting and just directly returns the field when reaping the maize at present, and the straw overlength can cause soil compaction not real like this, influences the emergence and the growth of crop, and maize cutting knife is direct when the cutting cuts the rod footpath simultaneously, because long-time cutting, the cutter damages easily, causes the insufficient phenomenon of cutting, and direct just so has leaded to the still field quality of maize stem stalk poor, still blocks up easily, shuts down simultaneously and repairs influence work efficiency.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to overcome current defect, provide a maize stalk secondary cutting device, can cut up maize stalk secondary, simultaneously can also the quick replacement cutter, improve the efficiency and the quality of cutting, can fully cut still field with maize stalk, increase soil fertilizer efficiency, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a secondary cutting device for corn stalks comprises a stalk cutting box and a stalk feeding port, wherein the stalk cutting box is rotatably connected with a first stalk cutting knife through a bearing, the center of the first stalk cutting knife is provided with a first cutting knife main shaft, the outer side surface of the first cutting knife main shaft is provided with a reinforcing rib, one side of the reinforcing rib is provided with a cutting knife fixing roller, the front and the back of the cutting knife fixing roller are symmetrically provided with a circular fixing plate, the outer side surface of the cutting knife fixing roller is provided with a first cutting knife, the first cutting knife penetrates through the circular fixing plate, the stalk cutting box is rotatably connected with a second cutting knife main shaft through the bearing, the second cutting knife main shaft is provided with a chute, the front end and the back end of the chute are symmetrically provided with a first slide block, a second slide block is arranged between the outer side surfaces of the first slide block and the second slide block, the lower ends of, the upper end of the outer side face of the second sliding block is symmetrically provided with a second cutting knife, the outer side face of the first sliding block on the right side is provided with an adjusting handle, one side of the main shaft of the first cutting knife and one side of the main shaft of the second cutting knife are provided with a first chain wheel and a second chain wheel, the first chain wheel and the second chain wheel are connected through a chain, the left side of the first chain wheel is provided with a driving chain wheel, and the driving chain wheel is connected with an external transmission device chain.
As an optimal technical scheme of the utility model, the strengthening rib is cruciform structure, and the quantity of strengthening rib is four, along axis evenly distributed.
As an optimized technical scheme of the utility model, the discharge gate department fixedly connected with wind of stem stalk cutting case send the device.
As a preferred technical scheme of the utility model, the quantity of second slider is three, and three second slider evenly distributed is between the lateral surface of two first sliders.
As an optimized technical scheme of the utility model, the lateral surface of adjusting handle is provided with the scale.
As an optimal technical scheme of the utility model, first cutting knife main shaft lateral surface both ends are provided with fixed cover, and the lateral surface of fixed cover is provided with the round pin axle, round pin axle and first cutting knife fixed connection.
Compared with the prior art, the beneficial effects of the utility model are that: this practicality can be through twice cutting fully to the maize straw to returning the maize straw who cuts up as fertilizer, increasing the fertilizer efficiency of soil, simultaneously can the impaired maize cutter of quick replacement, the time of changing the blade is practiced thrift to the cutting length of control maize straw, improves work efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a front view of the present invention;
FIG. 3 is a schematic structural view of a first stalk cutter of the present invention;
FIG. 4 is a sectional view of the first stalk cutter of the present invention;
fig. 5 is the structure schematic diagram of the second stalk cutter of the utility model.
In the figure: 1 stalk feed inlet, 2 stalk cutting case, 3 regulation handles, 4 wind send the device, 5 second sprockets, 6 driving sprocket, 7 first sprockets, 8 first cutting knife main shafts, 9 circular fixed plates, 10 strengthening ribs, 11 first cutting knife, 12 cutting knife fixed roll, 13 fixed cover, 14 round pin axles, 15 second cutting knife main shafts, 16 first sliders, 17 spring pin posts, 18 second cutting knife, 19 second sliders, 20 round pin axle boards, 21 first stalk cutting knife, 22 second stalk cutting knife.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a secondary cutting device for corn stalks comprises a stalk cutting box 2 and a stalk feeding port 1, wherein the stalk cutting box 2 is rotatably connected with a first stalk cutting knife 21 through a bearing, a first cutting knife main shaft 8 is arranged at the center of the first stalk cutting knife 21, two ends of the outer side surface of the first cutting knife main shaft 8 are provided with a fixed sleeve 13, the outer side surface of the fixed sleeve 13 is provided with a pin shaft 14, the pin shaft 14 is fixedly connected with the first cutting knife 11 to ensure that the first cutting knife 11 is not loosened and does not shake and the service life of the first cutting knife is prolonged, an air supply device 4 is fixedly connected at the discharge port of the stalk cutting box 2 and can supply cut stalks for returning to the field, the outer side surface of the first cutting knife main shaft 8 is provided with reinforcing ribs 10, the reinforcing ribs 10 are of a cross structure, the number of the reinforcing ribs 10 is four, the reinforcing ribs are uniformly distributed along the axis to ensure the structural strength of a workpiece, the front and back of the cutting knife fixing roller 12 are symmetrically provided with a circular fixing plate 9, the outer side surface of the cutting knife fixing roller 12 is provided with a first cutting knife 11, the first cutting knife 11 penetrates through the circular fixing plate 9, the stalk cutting box 2 is rotatably connected with a second cutting knife main shaft 15 through a bearing, the second cutting knife main shaft 15 is provided with a sliding chute, the front end and the back end of the sliding chute are symmetrically provided with first sliding blocks 16, second sliding blocks 19 are arranged between the outer side surfaces of the first sliding blocks 16, the number of the second sliding blocks 19 is three, the three second sliding blocks 19 are uniformly distributed between the outer side surfaces of the two first sliding blocks 16, the lower ends of the outer side surfaces of the first sliding blocks 16 and the second sliding blocks 19 are symmetrically provided with pin shaft plates 20, spring pin columns 17 are fixedly connected between the adjacent pin shaft plates 20, the upper ends of the outer side surfaces of the second sliding blocks, the utility model discloses a corn stalk cutting machine, including adjusting handle 3, control corn stalk's cutting length is between 3-6 centimetres, one side of first cutting knife main shaft 8 and second cutting knife main shaft 15 is provided with first sprocket 7 and second sprocket 5, connects through the chain between first sprocket 7 and the second sprocket 5, and the left side of first sprocket 7 is provided with drive sprocket 6, and drive sprocket 6 is connected with external transmission chain, and the device can return the corn stalk of cutting up to the field, improves soil fertilizer efficiency, reduces planting cost.
When in use: through drawing the stem roller to send into stem stalk inlet 1 with corn stalk, simultaneously rotation regulation handle 3 adjusts it to qualified scale, external transmission drives drive sprocket 6 and rotates, and then it is rotatory to drive first sprocket 7, first cutting knife main shaft 8 is rotatory, it once cuts up corn stalk to drive first cutting knife 11, through once-cutting stalk, along the box of slope, under the effect of gravity, the secondary cutting knife cuts the stalk of cutting up, fill to cut up to required length to the straw, simultaneously wind send device 4 to start, still field the use with abundant minced corn stalk, when practicing thrift the planting cost, when first cutting knife 11 appears damaging, not hard up round pin axle 14, with 11 quick replacement of first cutting knife, and the time saving improves work efficiency.
The utility model discloses compact structure, simple to operate through the collaborative work of each work piece, cuts up the maize stalk, and rotation regulation handle 3 adjusts required position with second stalk cutting knife 22 simultaneously, cuts the maize stalk to reach the best effect of trading the packing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a maize stalk secondary cutting device, includes stalk cutting case (2) and stalk inlet (1), its characterized in that: the straw cutting box (2) is rotatably connected with a first straw cutting knife (21) through a bearing, a first cutting knife main shaft (8) is arranged at the center of the first straw cutting knife (21), a reinforcing rib (10) is arranged on the outer side surface of the first cutting knife main shaft (8), a cutting knife fixing roller (12) is arranged on one side of the reinforcing rib (10), round fixing plates (9) are symmetrically arranged in the front and at the back of the cutting knife fixing roller (12), a first cutting knife (11) is arranged on the outer side surface of the cutting knife fixing roller (12), the first cutting knife (11) penetrates through the round fixing plate (9), the straw cutting box (2) is rotatably connected with a second straw cutting knife (22) through a bearing, a second cutting knife main shaft (15) is arranged at the center of the second straw cutting knife (22), a sliding chute is arranged on the second cutting knife main shaft (15), and first sliding, be equipped with second slider (19) between first slider (16) lateral surface, the lateral surface lower extreme symmetry of first slider (16) and second slider (19) is provided with round pin axle board (20), fixedly connected with spring pin post (17) between adjacent round pin axle board (20), and the lateral surface upper end symmetry of second slider (19) is provided with second cutting knife (18), and the lateral surface of first slider (16) on right side is provided with regulation handle (3), one side of first stem stalk cutting knife (21) and second stem stalk cutting knife (22) is provided with first sprocket (7) and second sprocket (5), connects through the chain between first sprocket (7) and second sprocket (5), and the left side of first sprocket (7) is provided with driving sprocket (6), and driving sprocket (6) are connected with external transmission chain.
2. The secondary corn stalk cutting device as claimed in claim 1, wherein: the reinforcing ribs (10) are of a cross-shaped structure, and the number of the reinforcing ribs (10) is four and the reinforcing ribs are uniformly distributed along the axis.
3. The secondary corn stalk cutting device as claimed in claim 1, wherein: the discharge port of the stalk cutting box (2) is fixedly connected with an air supply device (4).
4. The secondary corn stalk cutting device as claimed in claim 1, wherein: the number of the second sliding blocks (19) is three, and the three second sliding blocks (19) are uniformly distributed between the outer side surfaces of the two first sliding blocks (16).
5. The secondary corn stalk cutting device as claimed in claim 1, wherein: scales are arranged on the outer side surface of the adjusting handle (3).
6. The secondary corn stalk cutting device as claimed in claim 1, wherein: the two ends of the outer side surface of the first cutting knife main shaft (8) are provided with fixing sleeves (13), the outer side surface of each fixing sleeve (13) is provided with a pin shaft (14), and each pin shaft (14) is fixedly connected with the first cutting knife (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921256179.1U CN210537576U (en) | 2019-08-05 | 2019-08-05 | Secondary cutting device for corn stalks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921256179.1U CN210537576U (en) | 2019-08-05 | 2019-08-05 | Secondary cutting device for corn stalks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210537576U true CN210537576U (en) | 2020-05-19 |
Family
ID=70644442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921256179.1U Active CN210537576U (en) | 2019-08-05 | 2019-08-05 | Secondary cutting device for corn stalks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210537576U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532983A (en) * | 2021-06-24 | 2021-10-22 | 农业农村部南京农业机械化研究所 | Test bed for cutting and testing stalk crops |
-
2019
- 2019-08-05 CN CN201921256179.1U patent/CN210537576U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532983A (en) * | 2021-06-24 | 2021-10-22 | 农业农村部南京农业机械化研究所 | Test bed for cutting and testing stalk crops |
| CN113532983B (en) * | 2021-06-24 | 2023-11-10 | 农业农村部南京农业机械化研究所 | Cutting test bench for stalk crops |
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