WO2014003227A1

WO2014003227A1 - Multifunctional direct seeder

Info

Publication number: WO2014003227A1
Application number: PCT/KR2012/005317
Authority: WO
Inventors: 김식
Original assignee: 지금강 주식회사
Priority date: 2012-06-27
Filing date: 2012-07-04
Publication date: 2014-01-03
Also published as: KR101240337B1

Abstract

Disclosed is a multifunctional direct seeder capable of direct seeding and cultivating in various environments such as a dry paddy field, a wet paddy field, a flooded paddy field, and the like by a method in which seeds of various crops and fertilizers are planted directly into the ground with soil. A multifunctional direct seeding apparatus according to one embodiment of the present invention comprises: a main body connected to a tractor through a motor shaft for power supply so as to receive the output of the tractor and to be pulled by the connection with the tractor when the tractor travels; a seeding module mounted on the rear end of the main body and separately storing seeds and at least one fertilizer in a plurality of receiving spaces which are separately sectioned off from each other, while quantitatively supplying the stored seeds and fertilizer towards a ground surface according to a set sequence during seeding; an oil pressure system for generating oil pressure by receiving an output of the tractor; a driving part for controlling a location of the main body and the seeding module by using the oil pressure supplied from the oil pressure system; a soil compaction member provided to a lower surface of the main body for compacting and filling tracks of the tractor with soil during seeding; and a furrow-forming member provided to the lower surface of the main body for forming seed furrows and fertilizer furrows on the ground surface during seeding.

Description

Multifunctional Combined Seeder

The present invention relates to a multi-functional compound planter, a multi-functional compound planter that can perform direct cultivation in a variety of environments, such as dry, wet, munon by covering the seeds of various crops directly in the ground using soil with fertilizers It is about.

General sowing embodiments have been made in such a way as to first make a mockup, sprinkle with fertilizer, then seed the seeds with a little soil cover, and then finish the sowing by covering the soil. Here, the reason why the soil is covered a little after spraying the fertilizer is to reduce the chemical damage that can be caused by the seed directly in contact with the fertilizer. The reason for carrying out the soil cover at the finishing stage is to facilitate the hydration of the seed and to prevent the seed from being lost by rain, wind or algae.

In recent years, the rural population has sharply decreased, the working age is aging, and the farming area per farm household is gradually increasing. Faced with this reality, most farmhouses are seeking various ways to realize prolific work with little labor, and one of the solutions is to rush the supply of automated agricultural machinery.

The direct cultivation method is a method of sowing seeds directly in rice fields without growing them in a pond, and is a new concept crop cultivation method that can reduce the labor of workers according to seedling management or transplanting effort, compared to the cultivation method which has been generally performed in the past.

In particular, the direct cultivation method has been increased in utilization through the introduction of automated farming machines called direct digs (or planters). The previously introduced direct digs are connected to the rear of a tractor or cultivator, and are manually pulled and planted on the ground. Most forms were formed.

However, in the case of direct cultivation, whether it is a dry or straight seed that directly covers the soil by covering the dry ground, or is a wet or direct wave that directly sprays the seeds by covering the wet ground, or directly on the ground while the water is filled. The embodiment should vary depending on whether the seed is non-nonlinear. However, there have been no cases where the sowing machine (or planter) introduced to date has such various functions.

Therefore, considering that most of the automated agricultural machinery is expensive, the development of a multifunctional compound planter that can effectively carry out the seeding in any case of dry, wet, munon is very practical.

In addition, when sowing seeds directly by using such a planter, a solution to the device mechanism that can facilitate the growth of seeds by supplying various fertilizers should be considered together.

The present invention can be utilized in various ground conditions such as dry, wet, munon, etc., and provides a multifunctional compound planter capable of carrying out direct cultivation in an automated manner by supplying seeds of various sizes in a set amount with fertilizer. .

The problem to be solved by the present invention is not limited to the above-mentioned problem, another problem that is not mentioned here will be clearly understood by those skilled in the art from the following description.

According to an embodiment of the present invention, a power take-out electric shaft is connected between the tractor and the tractor so as to receive the output of the tractor, and is connected to the tractor and towed when traveling; A seeding module mounted on the rear end of the main body and separately storing and storing seeds and at least one fertilizer in a plurality of receiving spaces separated from each other while supplying the stored seeds and fertilizers to the ground in a predetermined order and quantity when sowing. ; A hydraulic system generating hydraulic pressure by receiving the output of the tractor; A drive unit for adjusting the position of the main body and the seeding module using the hydraulic pressure provided from the hydraulic system; A compaction member provided on the lower surface of the main body to compact the driving marks of the tractor with soil when sowing; It is provided on the lower surface of the main body when sowing is provided on the lower surface of the main body to form a seed bone and fertilizer bone to the ground; provides a multifunctional complex planter comprising a.

The drive unit, the main body driving means for adjusting the horizontal position of the main body from the ground by using the hydraulic pressure provided from the hydraulic system, and adjusts the vertical lifting height of the seeding module from the ground using the hydraulic pressure transmitted from the hydraulic system It comprises a seeding height adjusting means. Here, the main body drive means, the rack frame which is placed upright in the wheel width direction of the tractor; An elevating member that elevates along both ends of the rack frame and adjusts a horizontal position of the main body; And a hydraulic cylinder for driving the body to drive the lifting member up and down using the hydraulic pressure provided from the hydraulic system.

Between the tractor and the main body, a three-point connection member is further provided to protrude in a triangular pyramid shape to the front side of the rack frame with the transmission shaft disposed in the center of the connection between each other, the three-point connection member A fixed bar hinged between the rack frame and spaced from the lower end of the connecting portion, the rack frame being single supported at the upper end of the connecting portion and stretched by hydraulic pressure provided from the hydraulic system. Includes a pivoting expansion bar.

The seeding height adjusting means includes a guide member composed of a plurality of link members and a spring so that the seeding module is lifted and operated from a rear end of the main body, and hydraulic pressure provided from the hydraulic system so that the seeding module is raised and lowered along the guide member. It includes a hydraulic cylinder for seeding height adjustment is stretched in the front and rear direction by using. At this time, the seeding height adjusting means further includes a seeding height adjusting valve for adjusting the hydraulic pressure provided by the seeding height adjusting hydraulic cylinder, the seeding height adjusting valve, the link between the main body and the seeding module is mutually connected Opening and closing can be controlled by an interlocking lever operated in conjunction with a change in the position of the liver.

The soil compaction member is rotatably disposed from the lower surface of the main body toward the ground to screw the wheel marks generated when the tractor travels, and the rear end of the screw is in contact with the ground in a curved surface so as to contact the ground to flatten the ground. Including a harrow to perform the operation, wherein the harrow, the left and right both ends are pivotally connected to the horizontal direction by the elevating member, and at the same time, the elastic member may be provided between the left and right ends of the harrow and the main body. have.

And the bone forming member is disposed so as to be in contact with the ground from the lower end of the seeding module, the curved member facing the curved surface in contact with the ground, and a plurality of projections further protruding from the surface of the curved member to the lower ground It includes a protrusion end arranged side by side.

According to one embodiment of the present invention, it is possible to provide a multifunctional compound planter that can be utilized for the cultivation of various seeds carried out in various farmland working environment (ie dry, wet and munon).

In particular, in the case of wet or munon work, even when the driving state of the tractor towing the main body of the planter becomes unstable, the horizontal position of the main body with respect to the ground can be stably adjusted. For this reason, seeding of a seed can be performed comparatively correctly as an operator intended.

Further, according to an embodiment of the present invention, the rear end portion of the main body to which the harrow or the like for performing horizontal work of the seeding surface is gradient and the tip portion of the seeding module for seeding the seeds are connected in a rotatable link form. Even when one wheel is recessed below the ground where water is accumulated, the height between the seeding module and the ground may be kept constant even when rocking occurs. As a result, the seeding state of the seeds can be made even throughout, even under harsh farmland conditions.

In addition, according to one embodiment of the present invention, in addition to the sowing of the seed can be supplied on the ground simultaneously or sequentially with a compound fertilizer and siliceous fertilizer can make the germination and growth of the seed more smoothly.

1 is a view briefly showing a state in which a multifunctional compound planter is installed in a tractor according to an embodiment of the present invention.

Figure 2 is a perspective view schematically showing the detailed configuration of the multifunctional compound planter according to an embodiment of the present invention.

Figure 3 is an enlarged partial perspective view of the seeding module of the multi-function complex planter according to an embodiment of the present invention.

Figure 4 is an enlarged perspective view showing the multi-function complex planter separated from the tractor according to an embodiment of the present invention.

5 is a view of the internal structure of the drive unit of the multi-function complex planter according to an embodiment of the present invention.

Figure 6 is a view from the front of the internal structure of the drive unit of the multi-function complex planter according to an embodiment of the present invention.

Advantages and features of the present invention and methods for achieving them will become apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. The embodiments to be described herein are merely provided to make the disclosure of the present invention complete, and to fully inform the scope of the invention to those skilled in the art. In addition, in the following description of the present invention, if it is determined that related related technologies and the like may obscure the gist of the present invention, detailed description thereof will be omitted.

Hereinafter, a multifunctional compound planter according to an embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a view briefly showing a state in which a multi-function compound planter is installed in a tractor according to an embodiment of the present invention.

Referring to FIG. 1, the multifunctional compound planter 1 is a main body 100 connected to the rear of the tractor 10 and a seeding module 200 mounted at the rear end of the main body 100 to supply seeds and fertilizers to the ground. ), A hydraulic system 300 for generating hydraulic pressure by receiving the engine output of the tractor 10, a drive unit 400 for adjusting the position of the main body or the seeding module, and a compaction to fill up the running marks of the tractor with soil. And a member 500 and a bone forming member 600 and a toping member 700 forming seed bone and fertilizer bone.

In particular, according to one embodiment of the multi-function complex planter 1 of the present invention, by applying the overall driving force from the tractor 10 to control the flow of the working fluid to generate a hydraulic pressure as a drive source, for this purpose Hydraulic system 300 is provided.

The main body 100 is connected to the power take-off electric shaft (also referred to as 'PTO') 120 between the tractor 10 so as to receive the output of the tractor 10.

The seeding module 100 is mounted at the rear end of the main body and separates and stores seeds and at least one fertilizer (eg, compound fertilizer and siliceous fertilizer) in a plurality of receiving spaces separated from each other, while seeds and fertilizers stored at the time of sowing. It is a configuration to supply to the ground in the set order and quantity.

On the other hand, using the hydraulic pressure provided from the hydraulic system 300, it is possible to adjust the position of the seeding module as well as the main body 100, the configuration responsible for this role is the drive unit 400.

In addition, the soil compaction member 500 is provided on the lower surface of the main body to fill the wheel marks (that is, the driving marks) on the ground passed by the tractor at the time of sowing into the soil, and further, to form seed bones and fertilizer bones into the ground. It further comprises a bone forming member 600 as a configuration for.

In addition, in the rearmost center of the main body 100 may be provided with a clay cover 700 provided in the shape of a hook toward the ground floor, by spraying the soil on the seed or fertilizer sown through the seeding bone, Favorable effect on growth and germination.

2 is a perspective view schematically showing a detailed configuration of a multifunctional compound planter according to an embodiment of the present invention.

As shown, the driving unit 400 of the multifunctional compound planter 1 is divided into functional aspects, the main body driving means 410 for adjusting the horizontal position of the main body from the ground and the vertical lifting height of the seeding module from the ground It includes a seeding height adjusting means 430 to adjust. Detailed description thereof will be described with reference to FIGS. 4 to 6.

On the other hand, the rear end of the main body 100 is provided with a seeding module 200 for supplying the seeding and fertilizer seeding module 200 for performing the seeding operation by spraying to the ground in accordance with the user's setting.

3 is an enlarged partial perspective view of the seeding module of the multifunctional compound seeding plant according to an embodiment of the present invention.

Referring to FIG. 3, the seeding module 200 may be provided with a plurality of accommodation spaces in separate tanks so as to partition and store seeds and at least one fertilizer (eg, complex fertilizer and / or siliceous fertilizer).

In the illustrated seed and fertilizer tanks 210, a fertilizer receiving space 210b in the form of a compartment is provided at the front for storing the fertilizer, and a seed receiving space 210a is disposed at the rear to separate and store the seeds separately. It is provided. However, this embodiment is only one example, the present invention is not limited thereto.

Seeds or fertilizers fed downwards in a predetermined order or quantity via the seed and fertilizer tanks 210 are fed downwardly via a supply line 220 which is connected at least one for each individual tank. It is then seeded along a feed passage 240 disposed close to the ground. At this time, the supply line 220 is provided with a feed adjustment roller 230, it is made of a form that can effectively adjust the amount of seed and fertilizer supplied to the ground according to the user's setting.

In addition, the seeding module 200 is disposed at the rear end of the main body 100, more specifically, above the seeding height adjusting means 430 in the driving unit 400, so that the overall seeding height adjusting function may be implemented.

Meanwhile, referring to FIG. 3, a bone forming member 600 is formed below the supply passage 240 through which seeds and fertilizers are sprayed toward the ground to form seed bones and fertilizer bones. A detailed description of the bone forming member 600 will be described later with reference to FIGS. 4 to 6.

Referring back to FIG. 2, the multifunctional compound planter 1 of the present invention may further include a transmission element 20 to receive and use the output generated through the wheel rotation of the tractor 10 as it is. As a specific example, the gear 21 connected to the shaft of the wheel 11 directly receives the rotational force, the drive shaft 23 connecting the gears and the multifunctional compound planter, and the rotational force transmitted from the drive shaft at a predetermined ratio. It may include a gearbox 25 for decelerating or changing the direction of rotation to utilize for various purposes.

And the multifunctional compound planter 1 of the present invention is a connection member (or three-point triangular horn supported on the outside of the power take-off transmission shaft 120 connected between the tractor 10 and the main body 100 (or Connecting link) is provided. This connection member will also be described later with reference to FIGS. 4 to 6.

4 is an enlarged perspective view of the multifunctional compound planter according to the embodiment of the present invention separated from the tractor, and FIG. 5 is a view of the internal structure of the driving unit of the multifunctional compound planter according to the embodiment of the present invention. 6 is a view of this from the front.

First, looking at between the tractor 10 and the main body 100, the connection member 130 is supported three points in the shape of a triangular horn on the outside with the power take-off electric shaft 120 disposed in the center of the connecting portion therebetween. You can check the configuration.

Among the driving units 400, the main body driving means 410 includes a rack frame 412, a lifting member 414, and a hydraulic cylinder 416 for driving the main body. The rack frame 412 is a structure that is placed upright in front of the body in the wheel width direction of the tractor, is connected to the rear end of the tractor 10 through the three-point connection member 130 described above. In more detail, the three-point connecting member 130 is composed of a pair of fixed bars 135, a single elastic bar 133.

Here, the pair of fixing bar 135 is connected to the rack frame 412 by a hinge as a configuration that is supported at intervals from the tractor 10 to the lower end of the rack frame 412 of the main body. On the contrary, the single telescopic bar 133 is a member supported on the upper end of the connection portion between the main body and the tractor and is telescopically adjusted by the hydraulic pressure provided from the hydraulic system 300. Accordingly, the rack frame can be rotated, and if the extension bar 133 is extended in length, the main body 100 moves downward in a direction away from the tractor 10. When the length is shortened, the main body 100 moves upward in a direction approaching the tractor 10.

The elevating member 414 is a member for elevating along both ends of the rack frame and adjusting the horizontal position of the main body, and the hydraulic cylinder 416 for driving the main body is driven up and down by using the hydraulic pressure provided from the hydraulic system 300. This configuration provides the driving force required for

And the seed height adjusting means 430 of the drive unit 400, the guide member 431 composed of a plurality of link members and a spring provided so that the seeding module 200 is lifted and operated from the rear end of the main body, and the required hydraulic pressure It is provided with a seeding height adjustment hydraulic cylinder (436) for lifting and operating the seeding module.

As shown in FIG. 6, the compaction member 500 is a screw 510 disposed to be rotatable from the lower surface of the main body 100 toward the ground in a detailed configuration thereof, and the rear surface of the screw is curved to face the ground at the rear end of the screw. A harrow 520 is in contact with the ground to flatten the ground.

At this time, the harrow 520 is rotated by the elevating member 414, the left and right both ends are rotated on the basis of the horizontal direction, this operation mechanism is made possible by the hinge 520 is formed by the hinge member 414 is separated from the left and right both ends. . In addition, an elastic member 525 is provided between the harrow 520 and the main body 100. By the elastic member 525, the harrow 520 can effectively perform the flat work on the ground in a state where a predetermined elastic force is secured.

The bone formation member 600 is arrange | positioned so that it can contact toward the ground from the lower end of the seeding module 200, and is a structure which forms a seed bone and a fertilizer bone. To this end, the bone forming member 600, as shown in Figure 4 is in contact with the surface of the curved member 610 facing in a curved shape, and a plurality of protrusions protruding further toward the lower surface from the surface of the curved member side by side It includes a protrusion end 620 disposed.

Hereinafter, a detailed description of each detailed configuration of the main body driving means 410 and the seed height adjusting means 430 and the effects thereof will be described in detail with reference to FIGS. 4 to 6.

The main body driving means 410 is disposed adjacent to the rack frame 412, the elevating member 414 which is guided up and down along the rack frame 412a, both ends of the rack frame, and the rack frame, as described above. It consists of a main body hydraulic cylinder 416 for driving the lifting member using the hydraulic pressure.

In addition, a body driving control valve 418 for controlling the opening and closing of the flow of the working fluid supplied to the body driving hydraulic cylinder 416 according to the operator's command or a predetermined program.

The elevating member 414 is connected to the upper end of the main body 100 is interlocked with each other to adjust the position. At this time, the lower end 414a of the elevating member 414 is connected to the upper fixing means 411a of the main body by a hinge 413.

And as described above, the lower surface of the main body 100 is provided with a screw 510 to rotate in the direction of the ground and to bury the wheel marks on the ground generated by the preceding run of the tractor. The driving force necessary for the rotation of the screw 510 is used by receiving the engine output of the tractor by the above-described power take-off shaft. The lower surface of the main body 100 is provided with a harrow (520, ie, divided into 520a and 520b) divided into left and right ends as described above. And between the harrow and the main body, there is further provided an operating lever 419 for adjusting the opening and closing of the main body control valve 418 connected between the hydraulic system 300 and the main body hydraulic cylinder 416.

In the case of dry or wet, the tractor harrow 520a of the right side is pressed against the ground when the right wheel falls into the concave portion of the ground due to the unevenness of the ground. In this case, a change occurs in the operation state of the operation lever 119 by converging the phenomenon in which the operation lever 419 provided between the main body and the main body is driven, whereby the main body driving hydraulic cylinder 416 copes with the phenomenon. Generates. That is, the harrow 520a on the right side is moved upward to uniformly perform the horizontal work of the seeding surface. Likewise, the reverse is driven by the same mechanism.

In the case of Munon, when both rear wheels of the tractor fall deeply under the ground, the

harrows

520a and 520b of both the left and right ends are pressed against the ground. In response to this, when the operation state of the operation lever 419 is changed, the main body driving hydraulic cylinder 416 moves both the main body 100 and the pair of

harrows

520a and 520b upward. As a result, the ground flat work on which the seeding work is performed is effectively performed.

On the other hand, the elevating member 414, which is guided and lifted in the vertical direction along both ends of the rack frame 412, is partially inserted into the slide groove 112b of the rack frame 412, the contact portion therebetween The roller member may be further interposed. Here, the shape of the elevating member 414 may also be changed and implemented in various forms without departing from the scope of the present invention, it may have a form provided with a reinforcing rib on any one side to secure structural strength.

The seed height adjusting means 430 is provided with a guide member 431 for guiding the seeding module 200 to move up and down from the rear end of the main body 100, and hydraulic pressure required for vertical lifting by receiving a working fluid from the hydraulic system 300. It includes a hydraulic cylinder 436 for the seeding height adjustment to provide.

Guide member 432 may be composed of a plurality of link members 433 and the spring 434, this configuration may be implemented in a variety of forms little by little, and need not necessarily be limited to the specific shape shown.

In addition, the seeding height adjustment hydraulic cylinder 436 is an actuator that receives the hydraulic pressure from the hydraulic system 300 so that the seeding module is raised and lowered along the guide member 431 and stretch-driven in the front-rear direction. That is, with the link structure of the guide member 431 and the elastically supported structure, the seeding module 200 has a relative vertical direction relative to the main body 100 through the structure in which the seeding height adjusting hydraulic cylinder 436 is operated back and forth. Lifting control can be enabled. However, the vertical lifting control may be implemented as a mechanism that is lifted in the vertical direction without a left and right position displacement, but may be implemented as a mechanism for lifting or lowering in a clockwise or counterclockwise direction according to the displacement of the arc shape.

On the other hand, the seeding height adjustment means 430, the seeding height adjustment valve 438 for opening and closing the flow of the working fluid supplied to the seeding height adjustment hydraulic cylinder 436 according to the operator's command or a preset program is further May be included. The seed height adjusting valve 438 may be opened and closed by a linkage lever 439 which is linked between the main body 100 and the seeding module 200 and operated in conjunction with a change in position between each other.

As described above, according to one embodiment of the present invention, it is possible to provide a multifunctional compound planter that can be utilized for the cultivation of various seeds carried out in a variety of farmland working environment (ie dry, wet and munon).

In the above it has been described with respect to an embodiment of the multifunctional compound planter according to the present invention.

It is to be understood that the embodiments of the present invention described above are illustrative in all respects and not restrictive, and the scope of the present invention is indicated by the claims to be described below rather than the foregoing detailed description, and the meanings of the claims and All changes or modifications derived from the scope and the equivalent concept should be construed as being included in the scope of the present invention.

1: multifunctional compound planter

100: main body

120: electric power take-out shaft / 130: connecting member

133: extension bar / 135: fixed bar

200: seeding module

210: seed and fertilizer tanks 210a: seed storage space

210b: space for fertilizer / 220: supply line

230: feed adjustment roller / 240: feed passage

300: hydraulic system

400: drive unit

410: main body drive means

412: rack frame / 414: elevating member

416: hydraulic cylinder for main body drive / 418: control valve for main body drive

419: Operation lever

430: seed height adjusting means

431: guide member / 433: link member

434: spring / 436: hydraulic cylinder for sowing height adjustment

438: seed height adjustment valve / 439: linkage lever

500: compaction member

510: screw / 520: harrow

524: hinge / 525: elastic member

600: bone formation member

610: curved member / 620: protrusion end

700: absent

Claims

A main body connected with the tractor for power extraction to receive the output of the tractor and connected to the tractor and towed during driving;

A seeding module mounted on the rear end of the main body and separately storing and storing seeds and at least one fertilizer in a plurality of receiving spaces separated from each other while supplying the stored seeds and fertilizers to the ground in a predetermined order and quantity when sowing. ;

A hydraulic system generating hydraulic pressure by receiving the output of the tractor;

A drive unit for adjusting the position of the main body and the seeding module using the hydraulic pressure provided from the hydraulic system;

A compaction member provided on the lower surface of the main body to compact the driving marks of the tractor with soil when sowing; And

And a bone forming member provided on the lower surface of the main body and formed on the lower surface of the main body when sowing to form seed bones and fertilizer bones to the ground.
The method according to claim 1,

The driving unit,

Main body drive means for adjusting the horizontal position of the main body from the ground by using the hydraulic pressure provided from the hydraulic system;

And a seeding height adjusting means for adjusting a vertical raising and lowering height of the seeding module from the ground using the hydraulic pressure transmitted from the hydraulic system,

The main body driving means,

A rack frame mounted upright in the wheel width direction of the tractor;

An elevating member that elevates along both ends of the rack frame and adjusts a horizontal position of the main body; And

And a main body driving hydraulic cylinder for elevating and driving the elevating member using the hydraulic pressure provided from the hydraulic system.
The method according to claim 2,

Between the tractor and the body,

A three-point connection member is further provided to protrude in a triangular pyramid shape to the front side of the rack frame with the transmission shaft disposed in the center of the connection portion between each other,

The three-point connection member,

A fixed bar supported by a pair at intervals at the bottom of the connection part and hinged between the rack frame,

And a telescopic bar that is singly supported at the top of the connecting portion and is telescopically stretched by hydraulic pressure provided from the hydraulic system to rotate the rack frame.
The method according to claim 2,

The seeding height adjusting means,

A guide member composed of a plurality of link members and a spring provided to lift and operate the seeding module from the rear end of the main body;

And a seeding height-adjusting hydraulic cylinder configured to expand and contract in the front-rear direction by using the hydraulic pressure provided from the hydraulic system so that the seeding module moves up and down along the guide member.
The method according to claim 1,

The trowel member,

A screw disposed to be rotatable from the lower surface of the main body to the ground to bury the wheel marks generated when the tractor is driven, and a harrow to contact the curved surface at the rear end of the screw to face the ground and perform a flat operation of the ground; Including,

The harrow is hinged so that the left and right ends of the harrow are rotatable on a horizontal basis by the elevating member, and an elastic member is connected between the left and right ends of the harrow and the main body,

The bone forming member,

It is disposed so as to be in contact with the ground from the bottom of the seeding module, the curved member facing the surface in contact with the ground, and a plurality of projections protruding side by side from the surface of the curved member further protruding to the lower ground Multifunctional compound planter.