JP2843927B2 - Multi-seeding drug sprayer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to laying in a field while supplying perforated multi-sheets, detecting holes in the multi-sheets, sowing the multi-sheets at positions corresponding to the holes, covering the soil, and covering the covered seeds. The present invention relates to a multi-seeding drug spraying device that sprays a drug from above.

[0002]

2. Description of the Related Art Conventionally, a multi-sheet supply / laying apparatus for laying in a field while supplying a perforated multi-sheet, and a sowing apparatus for detecting a hole in the multi-sheet and sowing it at a position corresponding to the hole are provided. A multi-seeding apparatus is disclosed in, for example, Japanese Patent Publication No. 60-2001, Japanese Patent Laid-Open No. 59-151828.
It is known from U.S. Pat. Among the above-mentioned prior arts, only the multi-seeding was performed, and the medicine spraying device was not provided. In addition, before sowing, the medicine was sprayed in a strip shape before sowing, a multi-sheet was laid, and the seed was sowed in a multi-hole to cover the soil.

[0003]

However, in the above-mentioned prior art, only multi-seeding is carried out, and since there is no medicine spraying device, the medicine can be sprayed in the same work process. However, it was necessary to separately spray the medicine. In addition, those of the prior art, laying a multi-sheet after spraying the drug in a strip before sowing,
Because the seeds are sown in the mulch and covered with soil, the agent is sprayed in strips other than in the area where the seeds are scattered, which is not only wasteful and uneconomical, but also against pests that approach the seeded area from the soil surface. There is a problem that the control effect is small. The present invention has been made to solve the above problems.

[0004]

In order to achieve the above object, the present invention provides: A multi-sheet supply / laying apparatus 4 for laying in a field while supplying a perforated multi-sheet 10a;
And a seeding device 15 for detecting the hole 10b of the hole 0a and seeding the hole 10b at a position corresponding to the hole 10b.
B. a chemical spraying device 16 for detecting the position covered by soil after seeding by the soil covering mechanism 21 with the detector 24 and spraying the medicine from above the detected position; B. A sowing apparatus 15 having an electric seed feeding section 34 and a medicine spraying apparatus 16 having an electric medicine feeding section 35 are disposed in front of the multi-sheet feeding / laying apparatus 4, and the hole 10b of the multi-sheet 10a is detected as a sheet hole. Detected by the device 37, the electric seed feeding unit 34 is operated at the front position corresponding to the position of the hole 10b to sow and seed the soil.
, The electric drug delivery unit 35 is operated from above the soil covering position to spray the medicine,
Are characterized.

[0005]

According to the multi-seeding drug spraying apparatus of the present invention having the above-described structure, A sowing device 15 is provided with a soil covering mechanism 21 for covering soil after sowing, and a detecting body 24 detects a position covered with soil after sowing by the covering mechanism 21 and sprays a medicine from above the detected position. Is provided, the agent can be sprayed only on the multi-hole 10b portion on the surface of the soil covered with seeds, and there is no waste of the agent, and the control effect on pests approaching the soil surface of the seeded portion is eliminated. large. . A sowing apparatus 15 having an electric seed feeding section 34 and a medicine spraying apparatus 16 having an electric medicine feeding section 35 are disposed in front of the multi-sheet feeding and laying apparatus 4, and the hole 10b of the multi-sheet 10a is provided with a sheet hole detecting apparatus. 37, the electric seed dispensing section 34 is actuated at a front position corresponding to the position of the hole 10b, sowing and seeding are performed by the soil covering mechanism 21, and the electric medicine dispensing section 35 is actuated from above the soil covering position. Is sprayed on the surface of the soil covering the seeds, so that there is no loss of the drug and the control effect is large.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be specifically described below with reference to the accompanying drawings. In FIG. 1, reference numeral 1 denotes a three-point link of a tractor (not shown), and a rotary tilling device 2 similar to a conventionally known one is connected via the three-point link 1. This rotary tilling device 2 has one end fixed to the rotary tilling device 2 and a connecting frame 3 extending rearward.
And a multi-seeding medicine spraying device 4 including a multi-sheet supply / laying device that lays in a field while supplying a perforated multi-sheet.

[0007] The multi-seeding medicine spraying device 4 is provided with a ridged molded body 6 below a front portion of a main frame 5 and a ground drive wheel 8 pivotally supported at a lower end of a transmission case 7.
, A multi-sheet roll 10 supported by a support arm 9, a guide roll 11 for feeding and guiding a perforated multi-sheet fed from the multi-sheet roll 10, and power transmission cases 12 and 13 for transmitting power from a ground drive wheel 8. A seeding device 15 and a drug spraying device 16 that receive rotational power to the seed and the drug feeding section via the same are provided in front and rear. Below the seeding device 15, the groove generator 14 is provided on the front side, and the earth covering plate 21 is provided on the rear side.

The seeding device 15 is provided below the seed hopper 17 with a seed conduit 18 for receiving the power from the transmission case 13 and guiding the seeds delivered from the seed delivery portion downward. Next, the multi-sheet 10a unwound from the multi-sheet roll 10 (see FIG. 3)
When detecting the hole 10b formed in the sheet 10a by sliding on the upper side, the multi-hole detection body 19 which is inserted into the hole and moves downward is detected.
And a shutter 20 that is closed when the multi-hole detecting body 19 is sliding on the multi-sheet 10a, and is opened when the multi-hole detecting body 19 is inserted into the hole 10b and moved downward. In addition,
The earth cover plate 21 includes the multi-hole detection body 19 and the shutter 2.
It is provided slightly behind zero.

The medicine spraying device 16 has a structure similar to that of the seeding device 15, and is provided below the medicine hopper 22 with a medicine conduit 23 which receives power from the transmission case 13 and guides the medicine delivered from the medicine delivery section downward. At the lower end of the medicine conduit 23, slides on the multi-sheet 10a fed from the multi-sheet roll 10, and is sown by the preceding seeding device 15 and has a hole corresponding to the portion covered with the soil covering plate 21. A multi-hole detector 24 which is inserted into the hole when detecting 10b and moves down;
Is closed when sliding on the multi-sheet 10a, and is opened when inserted and lowered in the hole 10b.
Are provided.

Immediately after the multi-hole detecting body 24 of the medicine spraying device 16, a sheet supporting rod 26 is provided, and the multi-sheet 10a fed from the multi-sheet roll 10 is
It is supported with a slight gap between the upper surface of the ridge and the guide roll 11 to ensure the operation of the multi-hole detectors 19 and 24 of the seeding device 15 and the chemical spraying device 16. A pressure reduction roll 28 is provided behind the sheet support rod 26 via a support arm 27, and a sheet holding roll 30 and a soil closing disk 31 are provided via support arms 29 on both left and right sides of the pressure reduction roll 28.

In the multi-seeding medicine spraying apparatus 4 of the first embodiment configured as described above, the work is connected to the tractor by the three-point link 1 and works while being towed in the field. The field is tilled by the rotary tilling apparatus 2, and the tilled soil is ridge-formed by the ridge-formed body 6. The ground drive wheel 8 is driven to rotate by being grounded, and the rotation section power is transmitted to the transmission case 13 via the transmission cases 7 and 12. The multi-sheet roll 10 is rewound and unwound with the movement of the machine body, and is supported between the guide roll 11 and the sheet support rod 26 with a slight gap from the upper surface of the ridge. A seeding groove is formed on the ridge by the groove generator 14.

The transmission case 13 is driven by power from the ground drive wheels 8.
The seeds and the drug delivery section of the seeding device 15 and the drug spraying device 16 are rotated via the hopper, respectively, and the seeds and the drugs contained in the seed hopper 17 and the drug hopper 22 are fed out by a predetermined amount, and the seed conduit 18 and the drug conduit 23.
Then, the multi-hole detectors 19 and 24 are connected to the multi-sheet 1
0a, and when detecting a hole 10b formed in the sheet 10a, it is inserted into the hole and moved downward, and the shutter 20 and 25 is opened by the downward movement to open the seed conduit 18 and the chemical conduit 23. Is discharged to the field. The seeding groove from which the seeds S have been discharged is covered with a soil covering plate 21,
The medicine F is sprayed thereon.

On the other hand, the upper surface of the multi-sheet 10a is pressed by the pressure-reducing roll 28, and at the same time, the soil on which the medicine F is sprayed is also suppressed. The left and right sides of the multi-sheet 10a are pressed by the sheet holding rolls 30, 30, and in this state, the soil holding disk 31 is used to hold the sheet holding soil 31a.
And the both sides of the multi-seat 10a are pressed down to complete the laying. At this time, since the seeds are sowed corresponding to the holes 10b of the multi-sheet 10a and the chemicals are sprayed on the covered soil, the seeds are placed in the holes 10b of the sheet 10a.
b. Germinating seedlings are surely germinated, and the germinated seedlings are controlled by chemicals during the growing process. In particular, it has a great control effect on pests approaching the surface of the soil at the sowing portion.

The second embodiment of the present invention shown in FIG.
A ridge ridge 6 and a gauge wheel 33 supported by a support arm 32 are attached to a rotary tillage device 2 connected by a three-point link 1 of a tractor via a connection frame 3 and further provided via a parallel link 5a. A multi-seeding medicine spraying device 4 including a multi-sheet feeding / laying device that is laid in a field while supplying hole multi-sheets is connected to be vertically movable. Although not shown, the seeding device 15 and the chemical spraying device 16 provided at the front part of the main frame 5 are provided with an electric seed feeding unit 34 and an electric drug feeding unit 35 driven by a motor.

Below the electric seed feeding section 34,
The groove generator 14 is provided on the front side, and the earth covering plate 21 is provided on the rear side. The multi-sheet roll 10 is supported behind the medicine spraying device 16, and a sheet hole sensing device 37 that detects a hole 10 b of the sheet 10 a fed from the sheet roll 10 and generates a signal is provided. The opening / closing control of the electric medicine delivery section 35 is performed.

The sheet 10a fed from the multi-sheet roll 10 is guided by the guide roll 11 supported by the support arm 36, and its surface is crushed by the pressure reduction roll 28 supported by the support arm 36. further,
The sheet 10a delivered from the sheet roll 10 is pressed on the left and right sides by a sheet holding roll 30 supported by a support arm 29, and is pressed by the soil collected by a soil closing disk 31. The medicine spraying device 16 may be provided at a rear position of the main frame 5 as shown by a virtual line.

In the multi-seeding medicine spraying apparatus 4 of the second embodiment having such a configuration, the gauge wheel 3 is connected to the tractor and works while being towed in the field.
The field support is regulated by 3 and the field is plowed by the rotary plow 2 while moving up and down by the parallel link 5a, and the plowed soil is ridged by the ridged molded body 6. The hole 10b of the sheet 10a fed from the multi-sheet roll 10 is detected by the sheet hole detecting device 37, and the detection signal controls the opening / closing of the electric seed feeding unit 34 and the electric medicine feeding unit 35, and the multi-hole is adjusted to the hole 10b of the sheet. Seeding and spraying of the medicine are performed on the front side of the sheet 10a.

On the upper surface of the ridge sowed by the electric seed feeding unit 34, a sowing groove is formed by the groove generator 14 and sowed there, and then covered with the earth covering plate 21.
The electric drug delivery unit 3 is placed on the soil above the covered seed S.
5 sprays the drug. The sheet 1 fed from the multi-sheet roll 10 to the portion where the seeding agent has been sprayed
The upper surface of the sheet is crushed by the pressure-reducing rolls 28 so that the holes 10b of the holes 0a coincide with each other. The work ends.

[0019]

As described above, according to the multi-seeding medicine spraying apparatus of the present invention, the following effects can be obtained. . A sowing device 15 is provided with a soil covering mechanism 21 for covering soil after sowing, and a detecting body 24 detects a position covered with soil after sowing by the covering mechanism 21 and sprays a medicine from above the detected position. Is provided, the agent can be sprayed only on the portion corresponding to the multi-hole 10b on the soil surface covering the seeds, and there is no waste of the agent. In addition, an intensive control effect is obtained for crops that germinate and grow from the mulch hole 10b, and particularly a large control effect for pests that approach the soil surface at the sowing portion.

[0020] A sowing apparatus 15 having an electric seed feeding section 34 and a medicine spraying apparatus 16 having an electric medicine feeding section 35 are disposed in front of the multi-sheet feeding and laying apparatus 4, and the hole 10b of the multi-sheet 10a is provided with a sheet hole detecting apparatus. 37, the electric seed dispensing section 34 is actuated at a front position corresponding to the position of the hole 10b, sowing and seeding are performed by the soil covering mechanism 21, and the electric medicine dispensing section 35 is actuated from above the soil covering position. Is sprayed, it is not necessary to provide a function of detecting the sheet hole 10b in the seeding device 15 and the drug spraying device 16, and the mechanism is simplified. In addition, the agent is sprayed on the surface of the soil covering the seeds in a point-wise manner, so that there is no loss of the agent and the control effect is large.

[Brief description of the drawings]

FIG. 1 is a side view of a first embodiment of the present invention.

FIG. 2 is a side view of a second embodiment of the present invention.

FIG. 3 is a perspective view after work.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Three-point link of tractor 2 Rotary tilling device 3 Connecting frame 4 Multi-seeding medicine spraying device 5 Main frame 5a Parallel link 6 Ridging molded body 7, 12, 13 Transmission case 8 Ground drive wheel 9, 27, 29, 32, 36 Support arm 10 Multi sheet roll 10a Multi sheet 1
0b hole 11 guide roll 14 groove producing device 15 seeding device 16 medicine spraying device 17 seed hopper 18 seed conduit 19,24 multi-hole detector 20,25 shutter 21 soil cover 22 medicine hopper 23 drug conduit 26 sheet support rod 28 crushing roll 30 Sheet holding roll 31 Soil-advancing disk 31a Sheet holding soil 33 Gauge wheel 34 Electric seed feeding unit 35 Electric medicine feeding unit 37 Sheet hole sensing device S Seed F Chemical-sprayed soil

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-59-151828 (JP, A) JP-A-1-187018 (JP, A) JP-A-3-37815 (JP, U) 13804 (JP, B2) JP-B-57-58121 (JP, B1) JP-B-40-31078 (JP, Y1) (58) Fields investigated (Int. Cl. ⁶ , DB name) A01C 7/08

Claims (2)

(57) [Claims] 1. A multi-sheet supplying / laying device 4 for laying in a field while supplying a perforated multi-sheet 10a, and a sowing device 15 for detecting a hole 10b of the multi-sheet 10a and sowing it at a position corresponding to the hole 10b. In the multi-seeding device provided with the above, the seeding device 15 is provided with a soil covering mechanism 21 for covering soil after sowing, a position covered with soil after sowing by the covering mechanism 21 is detected by the detector 24, and the medicine is detected from above the detected position. A multi-seeding drug spraying device, characterized in that a drug spraying device 16 for spraying is provided. 2. A seeding apparatus 15 and having an electric seed feeding section 34 to the front side of the multi-sheet feeding-laying device 4
The medicine spraying device 16 provided with the electric medicine feeding section 35 is provided, and the hole 10b of the multi-sheet 10a is inserted into the sheet hole sensing device.
Detected by location 37, covered with soil by soil covering mechanism 21 and seeded electric seed feeding section 34 is operated in the front position corresponding to the hole 10b position, the electric from above the soil cover position
2. The multi-seeding medicine spraying apparatus according to claim 1, wherein the medicine delivery section 35 is operated to spray the medicine.