CN112956328A - Three-cutter shaft straw cleaning and harvesting device - Google Patents
Three-cutter shaft straw cleaning and harvesting device Download PDFInfo
- Publication number
- CN112956328A CN112956328A CN202110273438.7A CN202110273438A CN112956328A CN 112956328 A CN112956328 A CN 112956328A CN 202110273438 A CN202110273438 A CN 202110273438A CN 112956328 A CN112956328 A CN 112956328A
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- China
- Prior art keywords
- shaft
- belt pulley
- cutter
- flail
- knife
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000010902 straw Substances 0.000 title claims abstract description 46
- 238000003306 harvesting Methods 0.000 title claims abstract description 19
- 238000004140 cleaning Methods 0.000 title claims abstract description 15
- 238000012856 packing Methods 0.000 claims description 15
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 13
- 210000000078 claw Anatomy 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 241001465754 Metazoa Species 0.000 abstract description 2
- 239000004459 forage Substances 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 5
- 206010024796 Logorrhoea Diseases 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000019629 palatability Nutrition 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D43/00—Mowers combined with apparatus performing additional operations while mowing
- A01D43/10—Mowers combined with apparatus performing additional operations while mowing with means for crushing or bruising the mown crop
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D43/00—Mowers combined with apparatus performing additional operations while mowing
- A01D43/06—Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material
- A01D43/077—Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material with auxiliary means, e.g. fans, for transporting the mown crop
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D47/00—Headers for topping of plants, e.g. stalks with ears
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention relates to a three-cutter-shaft straw cleaning and harvesting device, which belongs to the technical field of agricultural and animal husbandry machinery, is mainly designed for different types of straws, and can perform cleaning and harvesting operation no matter standing or laying the straw. This design mainly utilizes preceding arbor, middle flail knife arbor, rearmounted auger, adjustable stationary knife and stationary knife seam to smash, rub the straw to carry out cleaning treatment to the straw after smashing through the fan blade of both sides and a feed cylinder, make the straw smash the effect, rub a better effect, the forage is cleaner.
Description
Technical Field
The invention belongs to the technical field of agricultural and animal husbandry machinery, and particularly relates to a harvesting device on straw smashing and dust removing equipment, which is suitable for clean harvesting operation of crop straws such as scattered corn straws and the like standing in a field and can directly meet the feeding requirements of users on the straws.
Background
Straw that uses in the existing market rubs garrulous baler rubs garrulous recovery in-process at the straw, it is unsatisfactory to rub the silk effect after leading to the straw to cut off because of lacking secondary crushing device and adjustable stationary knife device, the garrulous section is longer, palatability when can influencing feeding, the straw through pickup attachment results in the soil content higher, lead to the straw can not satisfy the requirement of direct feeding, need artificial earth in the screening straw, user's intensity of labour has been increased, consequently, need urgent straw that a clean recycle of straw rubs garrulous dust removal header of a urgent need on the market.
Disclosure of Invention
In order to solve the technical problems, the invention provides a three-cutter-shaft straw cleaning and harvesting device which has good crushing effect, adjustable crushing degree and dust removal effect; the straw cutting and twisting machine has the advantages that the cutting, twisting, conveying and dust removing functions of crop straws are realized through the structures of the header frame body, the transmission part, the front cutter shaft, the middle flail cutter shaft, the rear packing auger, the fan shell, the feeding barrel and the like, under the combined action of the front cutter shaft, the middle flail cutter shaft and the fixed cutter welded on the header frame body, the straws are cut and twisted into the length suitable for feeding, the twisted straws are conveyed to the fans on the two sides through the rear packing auger, and finally, soil mixed with the straws is separated out through the fans.
The invention is realized by the following technical scheme:
a three-cutter shaft straw cleaning and harvesting device mainly comprises a header frame body, a secondary gear box, a right power output shaft, a left power output shaft, a front cutter shaft, a middle flail cutter shaft, a rear auger and a fan shell, a feeding barrel, a belt wheel transmission and the like. The secondary gear box is fastened in the middle position above the header frame body through bolts, and an output shaft of the secondary gear box is connected with the right power output shaft and the left power output shaft through splines respectively; the right power output shaft is connected with a front cutter shaft driving belt pulley on the right side of the header frame body through a bolt, and the front cutter shaft driving belt pulley is connected with a front cutter shaft driven belt pulley through a belt; the left power output shaft is connected with a first-stage driving belt pulley on the left side of the header frame body through a bolt, and the first-stage driving belt pulley is connected with a first-stage driven belt pulley through a belt; the front cutter shaft is arranged at the front end in the cutting table frame body through left and right side bearing blocks, and the right shaft end is connected with a front cutter shaft driven pulley through a flat key; the middle flail knife shaft is arranged in the cutting table frame body through left and right side bearing seats and is positioned behind the front knife shaft, the left side shaft end of the middle flail knife shaft is connected with a first-stage driven belt pulley through a flat key, the other end of the middle flail knife shaft is connected with a second-stage driving belt pulley through a flat key, and the second-stage driving belt pulley is connected with the second-stage driven belt pulley through a belt; the rear packing auger is arranged in the cutting table frame body through bearing seats at the left side and the right side and is positioned behind the cutter shaft of the middle flail cutter, and the right shaft end of the rear packing auger is connected with the secondary driven belt pulley through a flat key; the fan shell is fastened on two sides of the header frame body by bolts and is coaxial with the rear auger, and the feeding barrel is fastened right above the fan shell by bolts.
The invention transmits power through the secondary gear box, drives the belt wheel to rotate through the power output shaft, thereby driving the front cutter shaft, the middle flail cutter shaft and the rear auger to do rotary motion, cutting and crushing the straws, blowing the cut and crushed materials to the rear by the fan blade through the feeding barrel, discharging soil in the materials to the outside through the sieve holes on the feeding barrel in the blowing process, and realizing the cutting, crushing and clean harvesting of the straws.
The invention has the advantages that: crop straws harvested by the three-cutter-shaft straw cleaning and harvesting device are good in kneading effect, strong in palatability and low in soil content, can meet the requirement of direct feeding, meets the requirements of different users on the length of the straws by adjusting the embedding length of the fixed cutter, and is simple, stable and reliable in equipment operation.
Drawings
FIG. 1 is an overall structure diagram of a three-cutter shaft straw cleaning and harvesting device of the present invention;
FIG. 2 and FIG. 3 are axial views of the three-blade shaft straw cleaning and harvesting device of the present invention;
FIG. 4 is a structural view of a front arbor of the present invention;
FIG. 5 is a structural view of the middle flail knife shaft of the present invention;
FIG. 6 is a structural diagram of the rear packing auger of the present invention;
FIG. 7 is a view showing the structure of the middle flail knife according to the present invention;
FIG. 8 is a view of the adjustable stationary blade of the present invention;
fig. 9 is a structure view of the stationary knife welding of the present invention.
In the drawings: 1 header frame body, 2 second-stage gear boxes, 3 right power output shafts, 4 left power output shafts, 5 front cutter shaft driving belt pulleys, 6 front cutter shaft driven belt pulleys, 7 first-stage driving belt pulleys, 8 first-stage driven belt pulleys, 9 second-stage driving belt pulleys, 10 second-stage driven belt pulleys, 11 front cutter shafts, 11-1 hammer claws, 11-2 knife throwing seats, 12 middle knife throwing shafts, 12-1 straight knife throwing, 12-2 spacer bushes, 12-3 straight knife throwing seats, 13 rear packing augers, 13-1 left-handed auger blades, 13-2 right-handed auger blades, 13-3 fan blades, 14 fan shells, 15 feeding cylinders, 16 fixed knife welding, 16-1 fixed knives, 16-2 fixed knife seats, 17 adjustable fixed knives, 17-1 fixed knife supporting plates, 17-2 fixed knife mounting plates and 17-3 fixed knife mounting rods.
Detailed Description
The invention is further described with reference to the accompanying drawings:
referring to fig. 1-3, the invention relates to a three-cutter shaft straw cleaning and harvesting device, which mainly comprises a header frame body (1), a secondary gear box (2), a right power output shaft (3), a left power output shaft (4), a front cutter shaft driving belt pulley (5), a front cutter shaft driven belt pulley (6), a primary driving belt pulley (7), a primary driven belt pulley (8), a secondary driving belt pulley (9), a secondary driven belt pulley (10), a front cutter shaft (11), a middle flail cutter shaft (12), a rear packing auger (13), a fan shell (14), a feeding cylinder (15), a fixed cutter welding joint (16) and an adjustable fixed cutter (17).
The secondary gear box (2) is fastened at the middle position above the header frame body (1) through bolts, and an output shaft of the secondary gear box is respectively connected with the right power output shaft (3) and the left power output shaft (4) through splines; the right power output shaft (3) is connected with a front cutter shaft driving belt pulley (5) on the right side of the header frame body (1) through a bolt, wherein the front cutter shaft driving belt pulley (5) is connected with a front cutter shaft driven belt pulley (6) through a belt; the left power output shaft (4) is connected with a first-stage driving belt pulley (7) on the left side of the header frame body (1) through a bolt, and the first-stage driving belt pulley (7) is connected with a first-stage driven belt pulley (8) through a belt; the front cutter shaft (11) consists of hammer claws (11-1) and a blade-throwing seat (11-2), wherein the blade-throwing seat (11-2) is welded on the front cutter shaft (11), the hammer claws (11-1) are connected on the blade-throwing seat (11-2) through pin shafts, the front cutter shaft (11) is arranged at the front end in the cutting table frame body (1) through bearing seats at the left side and the right side, and the right shaft end of the front cutter shaft (11) is connected with a front cutter shaft driven belt pulley (6) through a flat key; the middle flail knife shaft (12) consists of a straight flail knife (12-1), spacer sleeves (12-2) and straight flail knife seats (12-3), the straight flail knife seats (12-3) are welded on the middle flail knife shaft (12) in four spiral lines, each group of straight flail knife seats (12-3) is provided with three straight flail knives (12-1) and two spacer sleeves (12-2), wherein one spacer sleeve (12-2) is arranged between every two straight flail knives (12-1) and is connected on the straight flail knife seats (12-3) through a pin shaft, the middle flail knife shaft (12) is arranged in the header frame body (1) through left and right side bearing seats and is positioned behind the front knife shaft (11), the left side shaft end of the middle flail knife shaft (12) is connected with a first-stage driven belt pulley (8) through a flat key, and the other end is connected with a second-stage driving belt pulley (9) through, wherein the secondary driving belt pulley (9) is connected with the secondary driven belt pulley (10) through a belt; the rear auger (13) consists of a left-handed auger blade (13-1), a right-handed auger blade (13-2) and a fan blade (13-3), wherein the left-handed auger blade (13-1) and the right-handed auger blade (13-2) are spirally and symmetrically welded on the rear auger (13), the fan blade (13-3) is circumferentially and symmetrically welded at two ends of the rear auger (13), the rear auger (13) is arranged in the header frame body (1) through bearing seats at the left side and the right side and is positioned behind the middle flail knife shaft (12), and the right shaft end of the rear auger (13) is connected with the secondary driven belt pulley (10) through a flat key; the fan shell (14) is fastened on the left side and the right side of the header frame body (1) by bolts, and the fan shell (14) is coaxial with the rear packing auger (13); the feeding barrel (15) is fastened right above the fan shell (14) by bolts; the fixed cutter welding joint (16) consists of a fixed cutter (16-1) and a fixed cutter seat (16-2), the fixed cutter (16-1) is uniformly welded on the fixed cutter seat (16-2), and the fixed cutter seat (16-2) is fastened in the header frame body (1) through bolts and is embedded with the hammer claw (11-1) and the straight flail cutter (12-1); the adjustable fixed knife (17) consists of a fixed knife supporting plate (17-1), a fixed knife mounting plate (17-2) and a fixed knife mounting rod (17-3), the fixed knife mounting rod (17-3) is welded on the fixed knife mounting plate (17-2), the fixed knife mounting plate (17-2) is fastened on the fixed knife supporting plate (17-1) through bolts, and the length of the adjustable fixed knife (17) is adjusted through a mounting hole in the fixed knife supporting plate (17-1) and the fixed knife mounting rod (17-3), so that different degrees of crushing and a kneading effect of straws can be realized.
The left output shaft and the right output shaft of the secondary gear box (2) output power, and a front cutter shaft driving belt pulley (5) and a primary driving belt pulley (7) are driven to rotate by a right power output shaft (3) and a left power output shaft (4); the front cutter shaft (11) is driven by the front cutter shaft driven belt pulley (6) to do rotary motion; the middle flail knife shaft (12) can do rotary motion under the drive of the first-stage driven belt pulley (8), and at the moment, the rotary motion of the middle flail knife shaft (12) drives the second-stage driving belt pulley (9) at the right shaft end of the middle flail knife shaft (12) to rotate; the rear packing auger (13) is driven by the second-stage driven belt pulley (10) to perform rotary motion.
When in use, the hammer claw (11-1) on the front cutter shaft (11) and the fixed cutter welding joint (16) in the header frame body (1) pick up and break the straw in the field, and is projected to a rear middle flail knife shaft (12), straws are crushed and kneaded by a straight flail knife (12-1) and an adjustable fixed knife (17), finally the kneaded straws are conveyed to fan shells (14) at two sides by a rear packing auger (13), fan blades (13-3) are welded at two ends of the rear packing auger (13), the rear packing auger (13) drives the fan blades (13-3) to synchronously move when moving, the straws are blown to the rear part through the feeding barrel (15) under the action of the fan blades (13-3), and soil is blown to the outer side through the screen holes on the feeding barrel (15) in the blowing process, so that clean harvesting of the straws is completed.
Claims (5)
1. The utility model provides a clean harvesting apparatus of three arbor straws, mainly by header support body (1), second grade gear box (2), right power take off shaft (3), left power take off shaft (4), preceding arbor drive pulley (5), preceding arbor driven pulley (6), one-level drive pulley (7), one-level driven pulley (8), second grade drive pulley (9), second grade driven pulley (10), preceding arbor (11), middle flail knife arbor (12), rearmounted auger (13), fan casing (14), a pay-off section of thick bamboo (15), stationary knife seam (16), adjustable stationary knife (17) are constituteed. The method is characterized in that: the secondary gear box (2) is fastened at the middle position above the header frame body (1) through bolts, and an output shaft of the secondary gear box is respectively connected with the right power output shaft (3) and the left power output shaft (4) through splines; the right power output shaft (3) is connected with a front cutter shaft driving belt pulley (5) on the right side of the header frame body (1) through a bolt, wherein the front cutter shaft driving belt pulley (5) is connected with a front cutter shaft driven belt pulley (6) through a belt; the left power output shaft (4) is connected with a primary driving belt pulley (7) on the left side of the header frame body (1) through a bolt, wherein the primary driving belt pulley (7) is connected with a primary driven belt pulley (8) through a belt; a front cutter shaft (11) is arranged at the front end in the header frame body (1) through bearing seats at the left side and the right side, the right shaft end of the front cutter shaft (11) is connected with a front cutter shaft driven belt pulley (6) through a flat key, and a hammer claw (11-1) on the front cutter shaft (11) is connected to a tool throwing seat (11-2) through a pin shaft; the middle flail knife shaft (12) is arranged in the header frame body (1) through bearing seats on the left side and the right side and is positioned behind the front knife shaft (11), the left shaft end of the middle flail knife shaft (12) is connected with the first-stage driven belt pulley (8) through a flat key, the other end of the middle flail knife shaft is connected with the second-stage driving belt pulley (9) through a flat key, and the second-stage driving belt pulley (9) is connected with the second-stage driven belt pulley (10) through a belt; the rear packing auger (13) is arranged in the header frame body (1) through bearing seats at the left side and the right side and is positioned behind the middle flail knife shaft (12), and the right shaft end of the rear packing auger (13) is connected with the secondary driven belt pulley (10) through a flat key; the fan shell (14) is fastened with the left side and the right side of the header frame body (1) by bolts, and the fan shell (14) is coaxial with the rear packing auger (13); the feeding cylinder (15) is fastened right above the fan shell (14) by bolts.
2. The three-arbor straw cleaning and harvesting device as defined by claim 1, wherein: the adjustable fixed cutter consists of a fixed cutter supporting plate (17-1), a fixed cutter mounting rod (17-3) and a fixed cutter mounting plate (17-2), wherein the fixed cutter mounting rod (17-3) is welded on the fixed cutter mounting plate (17-2), the fixed cutter mounting plate (17-2) is fastened on the fixed cutter supporting plate (17-1) through a bolt, and the length of the adjustable fixed cutter (17) is adjusted through a mounting hole in the fixed cutter supporting plate (17-1) and the fixed cutter mounting rod (17-3).
3. The three-arbor straw cleaning and harvesting device as defined by claim 1, wherein: the middle flail knife shaft (12) consists of straight flail knives (12-1), spacer sleeves (12-2) and straight flail knife seats (12-3), the straight flail knife seats (12-3) are welded on the middle flail knife shaft (12) in four spiral line distribution, each group of straight flail knife seats (12-3) is provided with three straight flail knives (12-1) and two spacer sleeves (12-2), wherein one spacer sleeve (12-2) is arranged between every two straight flail knives (12-1), and is connected on the straight flail knife seats (12-3) through a pin shaft.
4. The three-arbor straw cleaning and harvesting device as defined by claim 1, wherein: the fixed cutter welding joint (16) is composed of fixed cutters (16-1) and fixed cutter seats (16-2), wherein the fixed cutters (16-1) are uniformly welded on the fixed cutter seats (16-2), the fixed cutter seats (16-2) are fastened in the header frame body (1) through bolts and are positioned in front of and right above the front cutter shaft (11) and above the middle cutter shaft (12), and the fixed cutters (16-1), hammer claws (11-1) on the front cutter shaft (11) and straight flail cutters (12-1) on the middle flail cutter shaft (12) are in embedded structural forms.
5. The three-arbor straw cleaning and harvesting device as defined by claim 1, wherein: the rear auger (13) consists of a left-handed auger blade (13-1), a right-handed auger blade (13-2) and a fan blade (13-3), the left-handed auger blade (13-1) and the right-handed auger blade (13-2) are spirally and symmetrically welded on the rear auger (13), and the fan blade (13-3) is circumferentially and symmetrically welded at two ends of the rear auger (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110273438.7A CN112956328A (en) | 2021-03-09 | 2021-03-09 | Three-cutter shaft straw cleaning and harvesting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110273438.7A CN112956328A (en) | 2021-03-09 | 2021-03-09 | Three-cutter shaft straw cleaning and harvesting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112956328A true CN112956328A (en) | 2021-06-15 |
Family
ID=76278955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110273438.7A Pending CN112956328A (en) | 2021-03-09 | 2021-03-09 | Three-cutter shaft straw cleaning and harvesting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112956328A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113412725A (en) * | 2021-06-18 | 2021-09-21 | 内蒙古农业大学 | Header and self-propelled straw crushing and bundling machine are smashed to high stem crop straw |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104641818A (en) * | 2013-11-25 | 2015-05-27 | 中国农业机械化科学研究院呼和浩特分院 | Cutting rubbing device |
| CN108076795A (en) * | 2016-11-22 | 2018-05-29 | 牛金生 | A kind of corn stem shreds retracting device |
| CN109220177A (en) * | 2018-11-12 | 2019-01-18 | 南京申发冶金机械制造有限公司 | The straw chopping apparatus and maize harvesting machine of ear picking bench of corn harvester |
| CN209462962U (en) * | 2019-01-29 | 2019-10-08 | 绥棱县科田机械制造有限公司 | A kind of corn stover recycling machine |
| CN110506511A (en) * | 2019-08-07 | 2019-11-29 | 内蒙古华德牧草机械有限责任公司 | Stalk cleans harvesting apparatus |
| CN212013668U (en) * | 2019-12-31 | 2020-11-27 | 内蒙古瑞丰农牧业装备股份有限公司 | Straw crushing and recycling vehicle |
| CN216650524U (en) * | 2021-03-09 | 2022-06-03 | 中国农业机械化科学研究院呼和浩特分院有限公司 | Three-cutter-shaft straw cleaning and harvesting device |
-
2021
- 2021-03-09 CN CN202110273438.7A patent/CN112956328A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104641818A (en) * | 2013-11-25 | 2015-05-27 | 中国农业机械化科学研究院呼和浩特分院 | Cutting rubbing device |
| CN108076795A (en) * | 2016-11-22 | 2018-05-29 | 牛金生 | A kind of corn stem shreds retracting device |
| CN109220177A (en) * | 2018-11-12 | 2019-01-18 | 南京申发冶金机械制造有限公司 | The straw chopping apparatus and maize harvesting machine of ear picking bench of corn harvester |
| CN209462962U (en) * | 2019-01-29 | 2019-10-08 | 绥棱县科田机械制造有限公司 | A kind of corn stover recycling machine |
| CN110506511A (en) * | 2019-08-07 | 2019-11-29 | 内蒙古华德牧草机械有限责任公司 | Stalk cleans harvesting apparatus |
| CN212013668U (en) * | 2019-12-31 | 2020-11-27 | 内蒙古瑞丰农牧业装备股份有限公司 | Straw crushing and recycling vehicle |
| CN216650524U (en) * | 2021-03-09 | 2022-06-03 | 中国农业机械化科学研究院呼和浩特分院有限公司 | Three-cutter-shaft straw cleaning and harvesting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113412725A (en) * | 2021-06-18 | 2021-09-21 | 内蒙古农业大学 | Header and self-propelled straw crushing and bundling machine are smashed to high stem crop straw |
| CN113412725B (en) * | 2021-06-18 | 2022-07-19 | 内蒙古农业大学 | Header and self-propelled straw crushing and bundling machine are smashed to high stem crop straw |
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Application publication date: 20210615 |