CN115226499B - Agricultural straw returning equipment - Google Patents
Agricultural straw returning equipment Download PDFInfo
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- CN115226499B CN115226499B CN202210712597.7A CN202210712597A CN115226499B CN 115226499 B CN115226499 B CN 115226499B CN 202210712597 A CN202210712597 A CN 202210712597A CN 115226499 B CN115226499 B CN 115226499B
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- groove
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- limiting
- screw
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- 239000010902 straw Substances 0.000 title claims abstract description 61
- 238000005520 cutting process Methods 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims description 85
- 230000008093 supporting effect Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000012271 agricultural production Methods 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000010496 root system development Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D82/00—Crop conditioners, i.e. machines for crushing or bruising stalks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention relates to the field of agricultural production, in particular to agricultural straw returning equipment, which comprises a cutting box and a crushing box, wherein a feed inlet of the cutting box is connected with a feed chute, a communicating groove is formed in the upper part of the cutting box, a pushing mechanism is arranged in the communicating groove, and a cutting mechanism is arranged on one side of the communicating groove.
Description
Technical Field
The invention relates to the field of agricultural production, in particular to agricultural straw returning equipment.
Background
The straw returning is a measure for returning to the field by utilizing the straw, is a yield increasing measure for cultivating the fertilizer and the soil force which are generally important in the world, and has the functions of increasing the fertilizer and increasing the yield while avoiding the atmospheric pollution caused by straw burning. The straw returning can increase soil organic matters, improve soil structure, loosen soil, increase porosity, reduce capacity and promote microorganism activity and crop root system development.
In order to facilitate the collection of the straws, the straws are often bundled into a cylinder, the straws are required to be cut and crushed before returning to the field, the straw scraps convenient to be mixed with soil are prepared, the bundled straws are required to be cut before being conveyed to a crusher, and the straws are conveyed to the crusher in a segmented mode.
At present, when bundling straw cutting is carried out, the bundling straw is required to be pushed and the cutter is required to be moved to and fro for cutting, and a plurality of groups of power components are required to be added for corresponding driving, so that the device has a complex structure and high cost.
Disclosure of Invention
The invention aims to provide agricultural straw returning equipment, which solves the problems that when bundling straw is cut at present, the bundling straw is required to be pushed and a cutter is required to reciprocate for cutting, and a plurality of groups of power components are required to be added for corresponding driving, so that the device has a complex structure and high cost.
In order to achieve the above purpose, the invention provides an agricultural straw returning device, which comprises a cutting box and a crushing box, wherein one side of the cutting box is provided with a feed inlet, the feed inlet is connected with a feed chute, the feed chute is used for conveying bundled straws into the cutting box from the feed inlet, the upper part of the cutting box is provided with a communicating groove, a pushing mechanism is arranged in the communicating groove, one side of the communicating groove is provided with a cutting mechanism, the bottom of the cutting box, which is positioned at the cutting mechanism, is provided with a material leakage opening, and the material leakage opening is communicated with the feed inlet of the crushing box;
the pushing mechanism comprises a pushing plate and a driving plate, the pushing plate is elastically connected to one side, close to bundling straws, of the driving plate through a first elastic piece, the upper portion of the driving plate is connected to one side of a driving block through a connecting plate, the driving block is rotationally connected to a sliding piece through a connecting column, the sliding piece is slidingly connected to the groove wall on one side of a communicating groove and forms spiral pair transmission with a first screw rod rotationally arranged on the groove wall, a limiting wheel is rotationally arranged on the end face, close to the groove wall on the other side, of the connecting plate, the limiting wheel is slidingly connected to an annular limiting groove arranged on the corresponding groove wall, and when the sliding piece is driven to reciprocate by the first screw rod, the limiting wheel is driven to slide along the limiting groove to drive the pushing plate to push materials for bundling straws and reset to a pushing initial position;
the cutting mechanism comprises a cutter, one end of the cutter is provided with a mounting part, the mounting part is slidably connected in a vertical groove formed in the cutting box, the mounting part is connected with a lifting block, the lifting block and a second screw rod arranged on the cutting box form screw pair transmission, the upper part of the second screw rod is in transmission connection with a transmission shaft through a transmission component, the transmission shaft is in transmission connection with the first screw rod through a transmission piece, and the transmission shaft is driven by the transmission component to drive the second screw rod to rotate reciprocally.
As a further scheme of the invention, a plurality of groups of limit posts are arranged on one side of the pushing plate, and the limit posts are connected in limit holes formed in the driving plate in a sliding manner.
As a further scheme of the invention, the limiting groove comprises two groups of straight grooves which are horizontally arranged, and two ends of the two groups of straight grooves are communicated through the arc-shaped groove.
As a further scheme of the invention, a supporting block is arranged at the joint of the arc-shaped groove close to one side of the cutting mechanism and the straight groove at the upper side, the supporting block is slidably connected in a limiting hole formed in the arc-shaped groove and is elastically connected with the bottom of the limiting hole through a second elastic piece, and the second elastic piece is used for providing supporting force for the supporting block to extend out of the limiting hole.
As a further aspect of the invention, the transmission assembly comprises two sets of incomplete gears and a transmission gear, the two sets of incomplete gears are coaxially mounted on the transmission shaft, and the transmission gear is coaxially mounted on the second screw and alternately meshed with the tooth surfaces of the two sets of incomplete gears for transmission.
As a further scheme of the invention, the transmission part is a transmission belt, the first screw is in transmission connection with the transmission shaft through the transmission belt, and the transmission wheels for connecting the transmission belt are respectively and coaxially arranged on the first screw and the transmission shaft.
As a further scheme of the invention, the transmission shaft is driven to rotate by the rotary power piece.
As a further scheme of the invention, the conveying direction of the feeding groove is parallel to the extending direction of the communicating groove, and a plurality of groups of rollers are arranged on the groove surfaces on two sides of the feeding groove and are used for rolling contact with the end surfaces of the bundled straws.
Compared with the prior art, the invention has the advantages that by designing the first screw, the second screw, the transmission assembly, the transmission shaft and the limiting groove, when the device cuts the bundled straws, the first screw rotates to drive the pushing plate to push the bundled straws to be contacted with the cutting mechanism, meanwhile, the cutting mechanism is connected with the first screw in a transmission way, the first screw rotates to drive the cutter to reciprocate, the bundled straws are cut, and meanwhile, the pushing plate drives a group of bundled straws to move to finish cutting, and then the limiting groove is matched with the upper part of the cutting box to move and reset to the initial position.
Drawings
Fig. 1 is a schematic structural view of an agricultural straw returning device provided by the invention.
Fig. 2 is an enlarged schematic view of fig. 1 a provided in the present invention.
Fig. 3 is a top view of fig. 1 provided by the present invention.
Fig. 4 is a schematic cross-sectional view of fig. 1 provided in the present invention.
Fig. 5 is an enlarged schematic view of fig. 4B provided by the present invention.
Fig. 6 is an enlarged schematic view of fig. 4 at C provided in the present invention.
Fig. 7 is a schematic diagram of an overturned state of a pushing plate provided by the invention.
Fig. 8 is a schematic structural diagram of a transmission assembly provided by the present invention.
In the accompanying drawings: 1-a cutting box; 101-a communicating groove; 102-vertical grooves; 2-a feeding groove; 201-a roller; 3-cutter; 301-an installation part; 4-a first screw; 401-a slider; 5-a transmission belt; 6-a transmission shaft; 7-rotating a motor; 8-a transmission assembly; 801-incomplete gear; 802-drive gears; 9-a limit groove; 901-straight grooves; 902-an arc-shaped groove; 10-bundling the straws; 11-a pushing mechanism; 1101-pushing plate; 1102-a drive plate; 1103-first spring; 1104-limit column; 1105-connecting plate; 1106-limit wheels; 1107—a drive block; 1108-connecting columns; 12-supporting blocks; 13-a second spring; 14-a crushing box; 15-lifting blocks; 16-a second screw.
Detailed Description
As shown in fig. 1, 2 and 3, in the embodiment of the invention, the agricultural straw returning device comprises a cutting box 1 and a crushing box 14, one side of the cutting box 1 is provided with a feed inlet, the feed inlet is connected with a feeding groove 2, the feeding groove 2 is used for conveying bundled straws 10 from the feed inlet into the cutting box 1, a communicating groove 101 is arranged at the upper part of the cutting box 1, a pushing mechanism 11 is arranged in the communicating groove 101, a cutting mechanism is arranged at one side of the communicating groove 101, a material leakage opening is arranged at the bottom of the cutting mechanism, the material leakage opening is communicated with the feed inlet of the crushing box 14, the pushing mechanism 11 comprises a pushing plate 1101 and a driving plate 1102, the pushing plate 1101 is elastically connected to one side of the driving plate 1102 close to the bundled straws 10 through a first elastic piece, the upper part of the driving plate 1102 is connected with one side of a driving block 1107 through a connecting plate 1105, the driving block 1107 is rotationally connected on the sliding piece through a connecting column 1108, the sliding piece is the sliding block 401, the sliding block 401 is slidingly connected on the groove wall on one side of the communication groove 101 and forms screw pair transmission with a first screw 4 rotationally arranged on the groove wall, a limit wheel 1106 is rotationally arranged on the end surface of the connecting plate 1105 close to the groove wall on the other side, the limit wheel 1106 is slidingly connected in an annular limit groove 9 arranged on the corresponding groove wall, when the sliding block 401 is driven by the first screw 4 to reciprocate, the limit wheel 1106 is driven to slide along the limit groove 9, the cutting mechanism comprises a cutter 3, one end of the cutter 3 is provided with a mounting part 301, the mounting part 301 is slidingly connected in a vertical groove 102 arranged on the cutting box 1, the mounting part 301 is connected with a lifting block 15, the lifting block 15 forms screw pair transmission with a second screw 16 arranged on the cutting box 1, the upper part of the second screw 16 is in transmission connection with a transmission shaft 6 through a transmission assembly 8, the transmission shaft 6 is in transmission connection with the first screw 4 through a transmission piece, and the transmission shaft 6 is driven by the transmission assembly 8 to drive the second screw 16 to rotate in a reciprocating manner;
specifically taking fig. 4 as an example, the bundled straws 10 roll into the cutting box 1 along the feeding groove 2, at this time, the driving plate 1102 and the pushing plate 1101 are correspondingly positioned at one side of the cutting box 1 far away from the cutting device and are abutted with one side end surface of the bundled straws 10, the sliding block 401 and the driving block 1107 connected with the sliding block are driven to move by the rotation of the first screw 4, the corresponding limiting wheel 1106 rolls along the straight groove 901 positioned at the bottom at this time, and the bundled straws 10 are pushed to the cutting mechanism by the pushing plate 1101;
as shown in fig. 8, the first screw 4 drives the transmission shaft 6 to rotate synchronously in the rotation process, and when the transmission shaft 6 rotates, the transmission assembly 8 drives the second screw 16 to rotate reciprocally, so as to drive the lifting block 15 and the cutter 3 to lift reciprocally, and cut the pushed bundled straws 10.
As shown in fig. 5, in the embodiment of the present invention, a plurality of groups of limiting posts 1104 are installed on one side of the pushing plate 1101, the limiting posts 1104 are slidably connected in limiting holes formed on the driving plate 1102, the first elastic member is a first spring 1103, the driving plate 1102 is driven by a driving block 1107 to move, the pushing plate 1101 is driven to push the baled straw 10, when one end of the baled straw 10 contacts with the inner wall of the cutting box 1, the cutter 3 descends, the baled straw 10 is cut, at this time, the driving plate 1102 is driven by the sliding block 401 to continuously move, the first spring 1103 is in a compressed state, when the end of the baled straw 10 passes through the cutting and falls into the breaking box 14 from a material leakage opening, at this time, the pushing plate 1101 is supported by the elastic force of the first spring 1103 to push the baled straw 10 to further move.
As shown in fig. 4 and fig. 6, in the embodiment of the present invention, the limiting groove 9 includes two sets of straight grooves 901 which are horizontally arranged, two ends of the two sets of straight grooves 901 are communicated through an arc groove 902, in the present invention, the straight groove 901 near one end of the cutting mechanism is in an arc structure which is curved upwards, and the straight groove 901 far from one end of the cutting mechanism is in a semicircular structure;
according to the invention, when the pushing plate 1101 pushes the bundled straws 10 to cut, the corresponding limit wheels 1106 slide along the straight grooves 901 on the lower side, and when the pushing plate 1101 approaches the cutting mechanism to the tail end of the straight grooves 901 on the lower side, the pushed bundled straws 10 are completely cut by the cutting mechanism and enter the crushing box 14 from the material leakage port, at the moment, the sliding block 401 continues to face the direction approaching the cutting mechanism, the limit wheels 1106 are driven to slide upwards along the arc grooves 902, the driving block 1107 is matched and rotationally connected to the sliding block 401, the driving plate 1102 is driven to overturn upwards, meanwhile, the first screw 4 is driven to rotate in the direction opposite to the driving direction, the sliding block 401 is driven to reset, the limit wheels 1106 slide along the straight grooves 901 on the upper side, the driving plate 1102 is reset to the initial position from the space on the upper side of the communication groove 101, and is slid to the straight grooves 901 on the lower side by the semicircular arc grooves 902 on the other side, and the rotation direction of the first screw 4 is matched in the transition process;
meanwhile, as shown in fig. 7, a supporting block 12 is arranged at the joint of an arc-shaped groove 902 at one side close to a cutting mechanism and a straight groove 901 at the upper side, the supporting block 12 is slidably connected in a limit hole formed in the arc-shaped groove 902 and is elastically connected with the bottom of the limit hole through a second elastic piece, the second elastic piece is used for providing a supporting force for the supporting block 12 to extend out of the limit hole, in the process that a pushing plate 1101 is turned from the lower space of a communicating groove 101 to the upper space, a limit wheel 1106 moves upwards along the arc-shaped groove 902 to press the supporting block 12 into the limit hole, and when the limit wheel 1106 is overturned into an upper chute, the supporting block 12 extends out of the limit hole under the elastic support of a second elastic piece at the moment to support the limit wheel 1106, so that when a first screw 4 is overturned to drive a sliding block 401 to reset, the limit wheel 1106 moves along the straight groove 901 at the upper side under the supporting action of the support block 12;
in practice, in the present invention, the first spring 1103 and the second spring 13 may be replaced by other components having elastic supporting capability, for example, a spring leaf or a torsion spring, etc., which are not limited by the present invention.
As shown in fig. 8, in the embodiment of the present invention, the transmission assembly 8 includes two sets of incomplete gears 801 and a transmission gear 802, the two sets of incomplete gears 801 are coaxially mounted on the transmission shaft 6, and the transmission gear 802 is coaxially mounted on the second screw 16 and is alternately meshed with the tooth surfaces of the two sets of incomplete gears 801 for transmission;
meanwhile, the transmission part is a transmission belt 5, the first screw 4 is in transmission connection with the transmission shaft 6 through the transmission belt 5, transmission wheels for connecting the transmission belt 5 are coaxially arranged on the first screw 4 and the transmission shaft 6 respectively, when the first screw 4 and the transmission shaft 6 synchronously rotate, the transmission shaft 6 drives two groups of incomplete gears 801 on the transmission shaft to rotate, the two groups of incomplete gears 801 are alternately meshed with transmission gears 802 on the second screw 16 to drive the transmission gears 802 to reciprocally rotate with the second screw 16 to drive a lifting block 15 to reciprocally lift, and the cutter 3 is driven to lift to cut the baled straws 10;
the transmission shaft 6 is driven to rotate by a rotary power part, the rotary power part adopts a rotary motor 7, the rotary motor 7 is arranged at the outer side of the cutting box 1, other parts with rotary driving capability can be selected to replace the rotary motor 7 selected by the invention, for example, a stepping motor or an electromagnetic motor and the like can be selected, meanwhile, the transmission part also adopts a transmission chain and the like, and if the transmission chain is selected, the transmission wheel is correspondingly replaced by the transmission chain.
As shown in fig. 3, in the embodiment of the present invention, the conveying direction of the feeding groove 2 is parallel to the extending direction of the communicating groove 101, multiple sets of rollers 201 are disposed on the groove surfaces on two sides of the feeding groove 2, and are used for rolling contact with the end surfaces of the bundled straw 10, and the rollers 201 roll to improve the stability of conveying the bundled straw 10 along the feeding groove 2, so that the feeding groove 2 can be inclined upwards, and the bundled straw 10 rolls along the feeding groove 2 under the action of gravity in order to further improve the conveying efficiency.
In view of the above, when the invention cuts the bundled straws 10, the first screw 4 rotates to drive the pushing plate 1101 to push the bundled straws 10 to contact with the cutting mechanism, meanwhile, the cutting mechanism is in transmission connection with the first screw 4, the cutter 3 is driven to reciprocate by the rotation of the first screw 4 to cut the bundled straws 10, and meanwhile, the pushing plate 1101 drives a group of bundled straws 10 to move to finish cutting, and then the matching limiting groove 9 moves from the upper part of the cutting box 1 to reset to the starting position.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. The agricultural straw returning equipment is characterized by comprising a cutting box and a crushing box, wherein a feed inlet is formed in one side of the cutting box and connected with a feed chute, the feed chute is used for conveying bundled straws into the cutting box from the feed inlet, a communicating groove is formed in the upper part of the cutting box, a pushing mechanism is arranged in the communicating groove, a cutting mechanism is arranged on one side of the communicating groove, a material leakage opening is formed in the bottom of the cutting mechanism, and the material leakage opening is communicated with the feed inlet of the crushing box;
the pushing mechanism comprises a pushing plate and a driving plate, the pushing plate is elastically connected to one side, close to bundling straws, of the driving plate through a first elastic piece, the upper part of the driving plate is connected with one side of the driving block through a connecting plate, the driving block is rotationally connected to a sliding block through a connecting column, the sliding block is slidingly connected to the groove wall on one side of the communicating groove and forms spiral pair transmission with a first screw rod rotationally arranged on the groove wall, a limiting wheel is rotationally arranged on the end surface, close to the groove wall on the other side, of the connecting plate, the limiting wheel is slidingly connected to an annular limiting groove arranged on the corresponding groove wall, and when the sliding block is driven to reciprocate by the first screw rod, the limiting wheel is driven to slide along the limiting groove to drive the pushing plate to push and reset bundling straws;
the cutting mechanism comprises a cutter, a mounting part of the cutter is slidably connected in a vertical groove formed in the cutting box, the mounting part is connected with a lifting block, the lifting block and a second screw rod arranged on the cutting box form screw pair transmission, the upper part of the second screw rod is in transmission connection with a transmission shaft through a transmission component, the transmission shaft is in transmission connection with a driving shaft through a transmission piece, and the transmission shaft is transmitted by the transmission component to drive the second screw rod to rotate reciprocally;
the transmission assembly comprises two groups of incomplete gears and a transmission gear, the two groups of incomplete gears are coaxially arranged on the transmission shaft, and the transmission gear is coaxially arranged on the second screw rod and is alternately meshed with the tooth surfaces of the two groups of incomplete gears for transmission;
the limiting groove comprises two groups of straight grooves which are horizontally arranged, two groups of straight grooves are communicated through arc grooves, a supporting block is arranged at the joint of the arc groove close to one side of the cutting mechanism and the straight groove on the upper side, the supporting block is slidably connected in a limiting hole formed in the arc groove and is elastically connected with the bottom of the limiting hole through a second elastic piece, and the second elastic piece is used for providing supporting force for the supporting block to extend out of the limiting hole.
2. The agricultural straw returning device according to claim 1, wherein a plurality of groups of limiting columns are installed on one side of the pushing plate, and the limiting columns are slidably connected in limiting holes formed in the driving plate.
3. The agricultural straw returning device according to claim 1, wherein the driving member is a driving belt, the first screw is in driving connection with the driving shaft through the driving belt, and driving wheels for connecting the driving belt are coaxially installed on the first screw and the driving shaft respectively.
4. An agricultural straw returning apparatus as claimed in claim 3, wherein the transmission shaft is rotated by a rotary power member.
5. An agricultural straw returning apparatus as claimed in any one of claims 1 to 4, wherein the conveying direction of the feeding groove is parallel to the extending direction of the communicating groove, and a plurality of groups of rollers are arranged on the groove surfaces on both sides of the feeding groove for rolling contact with the end surfaces of the bundled straw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210712597.7A CN115226499B (en) | 2022-06-22 | 2022-06-22 | Agricultural straw returning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210712597.7A CN115226499B (en) | 2022-06-22 | 2022-06-22 | Agricultural straw returning equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115226499A CN115226499A (en) | 2022-10-25 |
| CN115226499B true CN115226499B (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210712597.7A Active CN115226499B (en) | 2022-06-22 | 2022-06-22 | Agricultural straw returning equipment |
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| Country | Link |
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| CN (1) | CN115226499B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030013884A (en) * | 2001-08-10 | 2003-02-15 | 주식회사 새진이앤지 | Plant crusher for agricui ture/forestry |
| CN108184453A (en) * | 2018-01-05 | 2018-06-22 | 黑龙江省畜牧机械化研究所 | Rake teeth feeding type stalk rubs cutting apparatus |
| CN110301234A (en) * | 2019-08-09 | 2019-10-08 | 白春子 | A kind of stalk returning device |
| CN216087752U (en) * | 2021-11-08 | 2022-03-22 | 山东新圣泰机械制造有限公司 | Bale rubbing crusher |
-
2022
- 2022-06-22 CN CN202210712597.7A patent/CN115226499B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030013884A (en) * | 2001-08-10 | 2003-02-15 | 주식회사 새진이앤지 | Plant crusher for agricui ture/forestry |
| CN108184453A (en) * | 2018-01-05 | 2018-06-22 | 黑龙江省畜牧机械化研究所 | Rake teeth feeding type stalk rubs cutting apparatus |
| CN110301234A (en) * | 2019-08-09 | 2019-10-08 | 白春子 | A kind of stalk returning device |
| CN216087752U (en) * | 2021-11-08 | 2022-03-22 | 山东新圣泰机械制造有限公司 | Bale rubbing crusher |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115226499A (en) | 2022-10-25 |
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