CN219844013U - Spacing adjusting structure of seeding device - Google Patents
Spacing adjusting structure of seeding device Download PDFInfo
- Publication number
- CN219844013U CN219844013U CN202321182963.9U CN202321182963U CN219844013U CN 219844013 U CN219844013 U CN 219844013U CN 202321182963 U CN202321182963 U CN 202321182963U CN 219844013 U CN219844013 U CN 219844013U
- Authority
- CN
- China
- Prior art keywords
- seeding
- connecting shaft
- reciprocating screw
- assembly
- sliding
- 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.)
- Active
Links
- 238000010899 nucleation Methods 0.000 title claims abstract description 79
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 238000009331 sowing Methods 0.000 claims description 17
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 7
- 241000209149 Zea Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 240000002791 Brassica napus Species 0.000 description 1
- 235000011293 Brassica napus Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
- Sowing (AREA)
Abstract
The utility model discloses a spacing adjusting structure of a seeding device, which comprises a mounting frame, wherein one end of the mounting frame is fixedly connected with a supporting arm, and the inner side of the supporting arm is provided with a first seeding component, a second seeding component and a third seeding component, wherein the first seeding component and the third seeding component have the same structure; the second seeding assembly comprises a first reciprocating screw rod assembly, and one end of the first reciprocating screw rod assembly is connected with a first seeding hopper in a sliding manner; the first reciprocating screw rod assembly comprises a threaded rod, one side of the threaded rod is connected with a first connecting shaft, the outer wall of the first connecting shaft is sleeved with a sleeve, the outer wall of the first connecting shaft is sleeved with a belt, and one end of the belt is connected with a motor; the first seeding assembly comprises a second reciprocating screw assembly, and the second reciprocating screw assembly has the same structure as the first reciprocating screw assembly. The device can realize the rapid adjustment of the spacing between the second seeding hopper and the first seeding hopper, is convenient for farmers to adjust the positions of the second seeding hopper and the first seeding hopper, and improves the planting quality.
Description
Technical Field
The utility model relates to the technical field of seeders, in particular to a spacing adjusting structure of a seeding device.
Background
A planter uses crop seeds as planting machines for planting; seed planters for certain types or crops are often referred to by crop type designations, such as corn drill, corn hill planter, cotton planter, pasture spreader, and the like.
The rape needs to use the seeder at planting in-process, and the seed metering hopper of present seeder adopts the bolt to fix generally, if need to adjust the interval of seed metering hopper, then need not become flexible the bolt and remove the position of seed metering hopper, can not satisfy the requirement of quick regulation to seed metering hopper interval when planting the rapeseeds, influences planting quality easily, needs to improve.
Disclosure of Invention
The utility model aims to provide a spacing adjusting structure of a seeding device, which aims to solve the problem that the spacing adjustment of a seed discharging hopper is inconvenient in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the spacing adjusting structure of the seeding device comprises a mounting frame, wherein one end of the mounting frame is fixedly connected with a supporting arm, and a first seeding component, a second seeding component and a third seeding component are arranged on the inner side of the supporting arm, and the first seeding component and the third seeding component are identical in structure;
the second seeding assembly comprises a first reciprocating screw rod assembly, and one end of the first reciprocating screw rod assembly is connected with a first seeding hopper in a sliding manner;
the first reciprocating screw rod assembly comprises a threaded rod, one side of the threaded rod is connected with a first connecting shaft, the outer wall of the first connecting shaft is sleeved with a sleeve, the outer wall of the first connecting shaft is sleeved with a belt, and one end of the belt is connected with a motor;
the first seeding assembly comprises a second reciprocating screw rod assembly, the second reciprocating screw rod assembly is identical to the first reciprocating screw rod assembly in structure, one end of the second reciprocating screw rod assembly is slidably connected with a second seeding hopper, two sides of a threaded rod of the second reciprocating screw rod assembly are respectively provided with a second connecting shaft, and the outer wall of the second connecting shafts is provided with a fixing ring which is in adsorption connection with the sleeve.
Preferably, the first reciprocating screw assembly further comprises a screw sliding table, the screw sliding table is in threaded connection with the threaded rod, and the rear end of the screw sliding table is fixedly connected with the first seeding bucket.
Preferably, the two sides of the threaded rod are connected with the fixing base, and one side of the fixing base is connected with the first connecting shaft.
Preferably, a spring is fixedly connected to one side of the sleeve, one side of the spring is fixedly connected with the outer wall of the first connecting shaft, and one side of the first connecting shaft corresponds to the position of the second connecting shaft.
Preferably, a groove is formed in one side of the fixing ring, an electromagnet is fixedly connected inside the groove, and the fixing ring corresponds to the sleeve in position.
Preferably, a groove is formed in one side of the sleeve, an iron block is fixedly connected inside the groove, and the iron block is magnetically adsorbed and connected with the electromagnet.
Preferably, the inner diameter of the sleeve is larger than the inner diameters of the first connecting shaft and the second connecting shaft, and the sleeve, the first connecting shaft and the second connecting shaft form sliding connection.
Preferably, a sliding groove is formed in the inner side of the supporting arm, a second sliding block and a first sliding block are inserted into the sliding groove, and the second sliding block and the first sliding block are in sliding connection with the supporting arm.
Preferably, the rear ends of the first seeding hopper and the second seeding hopper are respectively fixedly connected with a first clamping block and a second clamping block, and the first clamping block and the second clamping block are respectively inserted into the first sliding block and the second sliding block.
Preferably, the first clamping block and the second clamping block are respectively matched with the structures of the first sliding block and the second sliding block.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The device can realize the rapid adjustment of the spacing between the second seeding hopper and the first seeding hopper, is convenient for farmers to adjust the positions of the second seeding hopper and the first seeding hopper, and improves the planting quality.
(2) This device is through setting up the second and seeding fill in first seeding fill both sides, and two second seeding fill and a first seeding fill drive through second reciprocating screw assembly and first reciprocating screw assembly respectively, and first reciprocating screw assembly and second reciprocating screw assembly can drive alone, and first reciprocating screw assembly also can be connected with second reciprocating screw assembly to realize two second seeding fill and a first seeding fill's simultaneous drive or the regulation of single position, realize two second seeding fill and a first seeding fill position's fast adjustment.
(3) The device is characterized in that a sliding sleeve is arranged on one side of the first reciprocating screw rod assembly, a fixed ring is arranged on one side of a second connecting shaft of the second reciprocating screw rod assembly, and the sleeve is magnetically connected with the fixed ring by sliding on the outer wall of the second connecting shaft, so that the second reciprocating screw rod assemblies on the left side and the right side of the first reciprocating screw rod assembly can be driven to rotate by a motor on the first reciprocating screw rod assembly, and synchronous movement of the first reciprocating screw rod assembly and the second reciprocating screw rod assembly is realized.
Drawings
FIG. 1 is a schematic diagram of a spacing adjustment structure of a seed sowing device according to the present utility model;
FIG. 2 is a schematic view of a ventilation plate of a spacing adjustment structure of a seed sowing device according to the present utility model;
FIG. 3 is a top view of a spacing adjustment structure of a seed planting device according to the present utility model;
FIG. 4 is an enlarged view of the spacing adjustment structure of the seed planting device of FIG. 2 at A;
FIG. 5 is a left side view of a sleeve of a spacing adjustment structure of a seed planting device according to the present utility model;
fig. 6 is an enlarged view of a spacing adjustment structure of a seed sowing device of the present utility model at B in fig. 2.
In the figure: 1. a mounting frame; 2. a support arm; 3. a first sowing assembly; 31. a second sowing bucket; 32. a second reciprocating screw assembly; 33. a fixing ring; 34. a second connecting shaft; 35. an electromagnet; 36. a second slider; 37. a second clamping block; 4. a second sowing assembly; 41. a first reciprocating screw assembly; 411. a motor; 412. a belt; 413. a fixing seat; 414. a screw sliding table; 415. a threaded rod; 416. a first connecting shaft; 42. a first sowing bucket; 43. a spring; 44. a sleeve; 45. iron blocks; 46. a first clamping block; 5. a third seeding assembly; 6. a first slider.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the spacing adjusting structure of the seeding device comprises a mounting frame 1, wherein one end of the mounting frame 1 is fixedly connected with a supporting arm 2, the inner side of the supporting arm 2 is provided with a sliding groove, a second sliding block 36 and a first sliding block 6 are inserted into the sliding groove, and the second sliding block 36 and the first sliding block 6 are in sliding connection with the supporting arm 2; this structure can be used to connect with the first seeding hopper 42 and the second seeding hopper 31 by providing the second slider 36 and the first slider 6; in the practical application process, the mounting frame 1 is mounted at the front part of the seeder, the rear end of the mounting frame 1 is fixedly welded with the supporting arm 2, the inner side of the supporting arm 2 is provided with the first seeding component 3, the second seeding component 4 and the third seeding component 5, and the first seeding component 3 and the third seeding component 5 have the same structure;
the second seeding assembly 4 comprises a first reciprocating screw assembly 41, the first reciprocating screw assembly 41 further comprises a screw sliding table 414, the screw sliding table 414 is in threaded connection with a threaded rod 415, and the rear end of the screw sliding table 414 is fixedly connected with a first seeding hopper 42; the rotation movement of the threaded rod 415 can drive the screw rod sliding table 414 to move linearly, so that the first seeding hopper 42 can be driven to move in the moving process of the screw rod sliding table 414; one end of the first reciprocating screw assembly 41 is slidably connected with a first seeding hopper 42; the rear ends of the first seeding hopper 42 and the second seeding hopper 31 are respectively and fixedly connected with a first clamping block 46 and a second clamping block 37, and the first clamping block 46 and the second clamping block 37 are respectively inserted into the first sliding block 6 and the second sliding block 36; the first clamping block 46 and the second clamping block 37 are matched with the structures of the first sliding block 6 and the second sliding block 36 respectively; this structure facilitates the connection and disconnection of the first and second sowing hoppers 42, 31 with the second slider 36 and the first slider 6;
the first reciprocating screw assembly 41 comprises a threaded rod 415, two sides of the threaded rod 415 are connected with a fixed seat 413, the threaded rod 415 is rotationally connected with the fixed seat 413, one side of the fixed seat 413 is connected with a first connecting shaft 416, the first connecting shaft 416 on the left side of the threaded rod 415 penetrates through the fixed seat 413 to be located on the left side of the fixed seat 413, and the front end of the fixed seat 413 is fixedly connected with the mounting frame 1; a first connecting shaft 416 is connected to one side of the threaded rod 415, a first connecting shaft 416 is fixedly connected to the left side of the threaded rod 415, a sleeve 44 is sleeved on the outer wall of the first connecting shaft 416, a spring 43 is fixedly connected to one side of the sleeve 44, a spring 43 is fixedly connected to the right side of the sleeve 44, one side of the spring 43 is fixedly connected with the outer wall of the first connecting shaft 416, the right side of the spring 43 is fixedly connected with the outer wall of the first connecting shaft 416, one side of the first connecting shaft 416 corresponds to the position of the second connecting shaft 34, and the left side of the first connecting shaft 416 corresponds to the right side of the second connecting shaft 34; the structure can be realized by arranging the spring 43, and the spring 43 can pull the sleeve 44 to automatically reset to the right; the inner diameter of the sleeve 44 is larger than the inner diameters of the first connecting shaft 416 and the second connecting shaft 34, and the sleeve 44 and the first connecting shaft 416 and the second connecting shaft 34 form sliding connection; this configuration allows the sleeve 44 to slide smoothly over the first connecting shaft 416 and the second connecting shaft 34; the outer wall of the first connecting shaft 416 is sleeved with a belt 412, one end of the belt 412 is connected with a motor 411, the front end of the belt 412 is connected with a shaft of the belt 412, and the motor 411 drives the first connecting shaft 416 to drive a threaded rod 415 to rotate through the belt 412 in the running process;
the first seeding assembly 3 comprises a second reciprocating screw assembly 32, the second reciprocating screw assembly 32 has the same structure as the first reciprocating screw assembly 41, the second reciprocating screw assembly 32 also comprises a motor 411, a belt 412, a fixed seat 413, a screw sliding table 414 and a threaded rod 415, one end of the second reciprocating screw assembly 32 is connected with a second seeding bucket 31 in a sliding manner, the rear end of the screw sliding table 414 of the second reciprocating screw assembly 32 is fixedly connected with the second seeding bucket 31, two sides of the threaded rod 415 of the second reciprocating screw assembly 32 are respectively provided with a second connecting shaft 34, the outer wall of the second connecting shaft 34 is provided with a fixed ring 33, one side of the first fixed ring 33 is provided with a groove, the right side of the fixed ring 33 is provided with a groove, an electromagnet 35 is fixedly connected in the groove, the fixed ring 33 is fixedly connected with the electromagnet 35 through screws, and the fixed ring 33 corresponds to the sleeve 44 in position; a groove is formed in one side of the sleeve 44, a groove is formed in the left side of the sleeve 44, an iron block 45 is fixedly connected in the groove, the sleeve 44 is fixedly connected with the iron block 45 through a screw, and the iron block 45 is magnetically adsorbed and connected with the electromagnet 35; according to the structure, the iron block 45 provided with the sleeve 44 can be automatically adsorbed by the electromagnet 35, so that the sleeve 44 moves leftwards and is automatically sleeved on the outer wall of the second connecting shaft 34, and the second connecting shaft 34 is connected with the first connecting shaft 416; the second connecting shaft 34 is fixedly connected with the fixed ring 33, and the fixed ring 33 is in adsorption connection with the sleeve 44; the device can make the second connecting shaft 34 and the first connecting shaft 416 rotate synchronously through the adsorption connection of the fixed ring 33 and the sleeve 44; the motors 411 on the second reciprocating screw assembly 32 and the first reciprocating screw assembly 41 are controlled by a PLC, and the three motors 411 are controlled individually.
Working principle: when the interval adjusting structure of the seeding device is used, if the positions of the second seeding bucket 31 and the first seeding bucket 42 are required to be adjusted singly, the motors 411 on the second reciprocating screw assembly 32 and the first reciprocating screw assembly 41 can be respectively started in sequence, so that the motors 411 drive the threaded rods 415 to rotate, the threaded rods 415 drive the screw sliding table 414 and the second seeding bucket 31 or the first seeding bucket 42 on the screw sliding table 414 to move to the proper positions in the rotating process, if the positions of the second seeding bucket 31 and the first seeding bucket 42 are required to be adjusted simultaneously, the motors 411 on the first reciprocating screw assembly 41 are independently started, the motors 411 on the second reciprocating screw assembly 32 keep a closed state, then the electromagnets 35 adsorb the sleeves 44 to move leftwards, the sleeves 44 are sleeved on the outer wall of the second connecting shaft 34 in a slow moving mode, the springs 43 are in a stretching state, when the sleeves 44 are sleeved on the outer wall of the second connecting shaft 34, the sleeves 44 and the fixed ring 33 adsorb and fix, the motors 411 drive the threaded rods 412 to drive the first connecting shafts 416 and 415 to rotate, and the first connecting shafts 416 to drive the sleeves 44 and the second connecting shafts 34 to rotate in the rotating process, and the first connecting shaft 416 to move the sleeves 44 and the second connecting shafts 34 in the rotating process to realize synchronous movement of the sleeves 34 and the first reciprocating screw assembly 32 and the first reciprocating screw assembly 41 to move synchronously.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (10)
1. The utility model provides a seeder's interval regulation structure, includes mounting bracket (1), its characterized in that: one end of the mounting frame (1) is fixedly connected with a supporting arm (2), a first seeding component (3), a second seeding component (4) and a third seeding component (5) are arranged on the inner side of the supporting arm (2), and the first seeding component (3) and the third seeding component (5) have the same structure;
the second seeding assembly (4) comprises a first reciprocating screw rod assembly (41), and one end of the first reciprocating screw rod assembly (41) is connected with a first seeding hopper (42) in a sliding manner;
the first reciprocating screw rod assembly (41) comprises a threaded rod (415), one side of the threaded rod (415) is connected with a first connecting shaft (416), a sleeve (44) is sleeved on the outer wall of the first connecting shaft (416), a belt (412) is sleeved on the outer wall of the first connecting shaft (416), and one end of the belt (412) is connected with a motor (411);
the first seeding assembly (3) comprises a second reciprocating screw assembly (32), the second reciprocating screw assembly (32) and the first reciprocating screw assembly (41) are identical in structure, one end of the second reciprocating screw assembly (32) is slidably connected with a second seeding hopper (31), two sides of a threaded rod (415) of the second reciprocating screw assembly (32) are respectively provided with a second connecting shaft (34), the outer wall of the second connecting shaft (34) is provided with a fixing ring (33), and the fixing ring (33) is in adsorption connection with a sleeve (44).
2. The spacing adjustment structure of a sowing apparatus as claimed in claim 1, wherein: the first reciprocating screw assembly (41) further comprises a screw sliding table (414), the screw sliding table (414) is in threaded connection with a threaded rod (415), and the rear end of the screw sliding table (414) is fixedly connected with the first seeding hopper (42).
3. The spacing adjustment structure of a sowing apparatus as claimed in claim 1, wherein: the two sides of the threaded rod (415) are connected with a fixing seat (413), and one side of the fixing seat (413) is connected with a first connecting shaft (416).
4. The spacing adjustment structure of a sowing apparatus as claimed in claim 1, wherein: and one side of the sleeve (44) is fixedly connected with a spring (43), one side of the spring (43) is fixedly connected with the outer wall of the first connecting shaft (416), and one side of the first connecting shaft (416) corresponds to the second connecting shaft (34).
5. The spacing adjustment structure of a sowing apparatus as claimed in claim 1, wherein: a groove is formed in one side of the fixing ring (33), an electromagnet (35) is fixedly connected inside the groove, and the fixing ring (33) corresponds to the sleeve (44) in position.
6. The spacing adjustment structure of a sowing apparatus as claimed in claim 1, wherein: a groove is formed in one side of the sleeve (44), an iron block (45) is fixedly connected inside the groove, and the iron block (45) is magnetically adsorbed and connected with the electromagnet (35).
7. The spacing adjustment structure of a sowing apparatus as claimed in claim 1, wherein: the inner diameter of the sleeve (44) is larger than the inner diameters of the first connecting shaft (416) and the second connecting shaft (34), and the sleeve (44) and the first connecting shaft (416) and the second connecting shaft (34) form sliding connection.
8. The spacing adjustment structure of a sowing apparatus as claimed in claim 1, wherein: the inner side of the supporting arm (2) is provided with a sliding groove, a second sliding block (36) and a first sliding block (6) are inserted into the sliding groove, and the second sliding block (36) and the first sliding block (6) are in sliding connection with the supporting arm (2).
9. The spacing adjustment structure of a sowing apparatus as claimed in claim 1, wherein: the rear ends of the first seeding hopper (42) and the second seeding hopper (31) are fixedly connected with a first clamping block (46) and a second clamping block (37) respectively, and the first clamping block (46) and the second clamping block (37) are inserted into the first sliding block (6) and the second sliding block (36) respectively.
10. The spacing adjustment structure of a seed sowing device as claimed in claim 9, wherein: the first clamping block (46) and the second clamping block (37) are respectively matched with the structures of the first sliding block (6) and the second sliding block (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321182963.9U CN219844013U (en) | 2023-05-17 | 2023-05-17 | Spacing adjusting structure of seeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321182963.9U CN219844013U (en) | 2023-05-17 | 2023-05-17 | Spacing adjusting structure of seeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219844013U true CN219844013U (en) | 2023-10-20 |
Family
ID=88332858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321182963.9U Active CN219844013U (en) | 2023-05-17 | 2023-05-17 | Spacing adjusting structure of seeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219844013U (en) |
-
2023
- 2023-05-17 CN CN202321182963.9U patent/CN219844013U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108617204B (en) | Can regulate and control rotary drum formula disseminator of millet seeding rate | |
| CN217088615U (en) | Seeder with adjustable seeding interval | |
| CN114342607A (en) | Wisdom agricultural seeding machinery | |
| CN219844013U (en) | Spacing adjusting structure of seeding device | |
| CN216392051U (en) | Agricultural seeder for multifunctional agricultural machine | |
| CN116548133A (en) | Spacing adjusting structure of seeding device | |
| CN110383978A (en) | A kind of sowing header structure and seeder | |
| CN117322203A (en) | A broadcast sowing device and plant protection equipment for agricultural automation | |
| CN217770836U (en) | Agricultural seeder convenient to adjust seeding interval | |
| CN208317374U (en) | Paddy rice hole seeding feed mechanism for seed | |
| CN207869664U (en) | Interval adjustable corn planter | |
| CN214628035U (en) | Peanut seeder of adjustable ridge distance | |
| CN2717189Y (en) | Seedling flower nursery precision planter | |
| CN112425317B (en) | Automatic seeder of agricultural | |
| CN210537384U (en) | Corn planting distance adjusting device | |
| CN216982513U (en) | A seeder for maize breeding is experimental | |
| CN112889416A (en) | Seeding and variable rate fertilization synchronous operation assembly | |
| CN220755470U (en) | Combined seeder | |
| CN112772024A (en) | Agricultural production is with equipment of automatically regulated seeding speed | |
| CN215529904U (en) | Forestry landscape engineering is with diversified grass seed seeder | |
| CN221532103U (en) | Indoor tobacco seed quick seeder | |
| CN220799043U (en) | Special dibbler of static adsorption type cotton seeds | |
| CN214257128U (en) | Full-automatic seeder that farming used | |
| CN221901377U (en) | Agricultural seeder of even seed metering | |
| CN220140141U (en) | Precise rape seeding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |