阅读说明：本技术 精确播种方法和装置 (Precision seeding method and device ) 是由 L·奥布里斯特 于 2019-02-19 设计创作，主要内容包括：在用于将粒状种子排出到用于种子的下方表面上的播种方法和对应的播种装置中,将存在于储存容器(10)中的种子(K)从所述储存容器中取出并且通过分离装置(20)分离,并允许其相继下落到用于种子的下方表面(B)上。在分离的种子(K)离开所述分离装置(20)之后,在其下落到用于种子的下方表面(B)上的移动期间通过施加装置(30)来对其施加拌种剂。(In a sowing method and a corresponding sowing apparatus for discharging granular seeds onto a lower surface for seeds, seeds (K) present in a storage container (10) are taken out of the storage container and separated by a separating device (20) and allowed to successively fall onto a lower surface (B) for seeds. After the separated seeds (K) leave the separating device (20), a dressing agent is applied thereto by an application device (30) during its movement down onto the underlying surface (B) for the seeds.)

1. Sowing method for discharging granular seeds onto an underlying surface for seeds, wherein seeds (K) present in a storage container (10) are taken out of the storage container and separated, a seed dressing agent is applied to the separated seeds (K), and the individual seeds (K) to which the seed dressing agent has been applied are successively delivered onto the underlying surface for seeds (B), wherein the application of the seed dressing agent to the separated seeds (K) is carried out while the separated seeds (K) are free to fall onto the underlying surface for seeds (B).

2. A sowing method according to claim 1, wherein after the seeds (K) have been separated, they are allowed to fall past at least one sensor (32, 33) detecting each separated seed (K), and wherein the output from said at least one sensor (32, 33) is used to trigger the application of a seed dressing agent to the separated seeds as they freely fall onto the underlying surface (B).

3. The sowing method according to claim 1 or 2, wherein the application of the seed dressing agent is carried out by means of a triggerable application nozzle (34).

4. Sowing method according to claim 1, wherein after the seeds (K) have been separated they are allowed to fall through a sensor shaft (31), wherein at least one sensor (32, 33) detects that each separated seed (K) passes through the sensor shaft (31), and wherein a delay time (ti) is calculated, which is the time it takes for the seed (K) to reach an impact site (I) located along the falling course (f) of the seed (K) outside the sensor shaft (31), and the application of seed dressing to the seed (K) is carried out at the impact site (I) according to the calculated delay time (ti).

5. Sowing method according to claim 4, wherein a triggerable application nozzle (34) is used for applying a seed dressing to the seed (K), said application nozzle (34) spraying a defined amount of seed dressing along a spray trajectory (j) each time it is triggered, and said impact point (I) is defined as the point of intersection between the falling course (f) of the seed (K) and the spray trajectory (j) of the application nozzle (34).

6. Sowing method according to claim 5, wherein at least one sensor (32, 33) detects the lateral position of each seed within said sensor shaft (31) and said impact site (I) is individually defined based on said lateral position and, correspondingly, the delay time (ti) before said seed (K) reaches said impact site (I) is individually calculated.

7. A sowing method according to claim 5 or 6, wherein the application nozzle (34) is oriented such that its spray trajectory (j) intersects the falling course (f) of the seed (K) at an acute angle (a) preferably ranging from 30 ° to 60 °.

8. Sowing method according to one of the preceding claims, wherein two or more seed dressings are applied to the separated seeds (K) by means of two or more application nozzles (34, 36).

9. A seed planting device for discharging granular seeds onto an underlying surface for the seeds, the seed planting device having: a storage container (10) for said granular seeds; a separating device (20) configured to separate seeds (K) fed from the storage container (10) and output them individually; and an application device (30) for applying a seed dressing agent to the separated seed (K), wherein the application device (30) is configured for applying a seed dressing agent to the seed after the separated seed (K) leaves the separation device (20) when the separated seed (K) is free to fall onto the underlying surface (B) for seed.

10. Sowing apparatus according to claim 9, wherein the application device (30) is configured as a structurally independent unit and is arranged below the separation device (20) in the falling path of the separated seeds (K).

11. A seed planting device according to claim 9 or 10, wherein the application device (30) comprises a triggerable application nozzle (34).

12. The sowing apparatus according to any one of claims 9 to 11, further comprising at least one sensor (32, 33) for detecting each separated seed (K) output from the storage container; and a controller (35) for triggering the application device (30) to apply the seed dressing agent based on the signal output by the at least one sensor (32, 33).

13. The seed planting device according to claim 12, wherein the application device (30) comprises a valve operatively controlled by the controller (35).

14. Sowing apparatus according to claim 9 or 10, wherein the application device (30) has a sensor shaft (31) which is open at both ends, and wherein the application device (30) is arranged in such a way that the separated seed (K) falls through the sensor shaft (31) along its path from the separation device (20) to the underlying surface (B) for the seed.

15. Sowing apparatus according to claim 14, wherein at least one sensor (32, 33) for detecting the passage of a seed (K) through the sensor shaft (31) is arranged in the sensor shaft (31), wherein the application device (30) has an application nozzle (34) for the seed dressing agent, the application nozzle (34) is configured for applying a defined amount of seed dressing agent to the seed (K) that has fallen through the sensor shaft (31) as soon as the seed (K) is outside the sensor shaft, wherein the application device (30) has a controller (35) cooperating with the at least one sensor (32, 33), the controller (35) causes triggering of the application nozzle (34) to apply a seed dressing to the seed (K) as a function of a sensor signal generated by the at least one sensor (32, 33).

16. Sowing apparatus according to claim 15, wherein at least two sensors (32, 33) for detecting the passage of a seed (K) through the sensor shaft (31) are arranged one above the other along the sensor shaft (31) in the falling direction of the seed, wherein the controller (35) is configured for calculating a time delay (ti) after which it causes the triggering of the application nozzle (34) based on sensor signals of the at least two sensors (32, 33).

17. The seed sowing device according to claim 16, wherein the application nozzle (34) is configured for spraying a defined amount of seed dressing agent along a spray trajectory (j) each time it is triggered, wherein the controller (35) is configured for calculating a position of an impact point (I) at which the spray trajectory (j) intersects a falling course (f) of a seed (K) to be applied with seed dressing agent, and wherein the controller (35) is configured for calculating the time delay (ti) based on the position of the impact point (I) and a falling rate of the seed (K).

18. Sowing apparatus according to claim 17, wherein said application nozzle (34) is oriented such that its spray trajectory (j) intersects the falling course (f) of the seed (K) at an acute angle (a) preferably ranging from 30 ° to 60 °.

19. Sowing apparatus according to claim 17 or 18, wherein a plurality of sensors (32, 33) detecting the lateral position of the seeds (K) within the sensor shaft (31) are arranged in the sensor shaft (31), and wherein the controller (35) is configured for calculating the time delay (ti) individually for each seed (K) taking into account the lateral position of said seed (K).

20. The sowing apparatus according to any one of claims 9 to 19, wherein the application device (30) has two or more application nozzles (34, 36) by means of which two or more seed dressings can be applied to the separated seeds (K).

21. An application device for use in a sowing apparatus for discharging granular seeds onto an underlying surface for seeds, wherein the application device is configured for applying a seed dressing agent to the seeds (K) during a falling movement of the separated seeds.

22. The applicator according to claim 21, wherein the applicator is implemented according to any one of claims 14 to 20.

23. A computer-readable storage medium comprising instructions which, when executed by a computer, cause the computer to perform the steps of the method of any one of claims 1 to 8.