KR101290720B1 - Tractor driving speed synchronous seeding device - Google Patents

Abstract

PURPOSE: A tractor driving speed-linking seeding apparatus is provided to selectively conduct dry seeding, wet seeding, and direct seeding varying with various agricultural land conditions by using a single apparatus. CONSTITUTION: A tractor driving speed-linking seeding apparatus is installed on the main body of a direct seeder which is connected to the back side of a tractor. The seeding apparatus includes a reservoir (100) which accommodates seeds; a first seed exhaust unit (200) which is connected to the outlet of the reservoir and controls the size of an accommodation groove formed in a circumferential direction of an exhaust roller; a second seed exhaust unit (300) which has a pair of switching units capable of controlling the gap thereof and is opened and closed in order on a seeding roller and controls the emission amount of the seeds supplied from the first seed exhaust unit; and a power transfer unit (400) which transfers rotary power of the wheels of the tractor to at least one of the exhaust roller and the seeding roller and link the rotation speeds thereof to each other.

Description

TRACTOR DRIVING SPEED SYNCHRONOUS SEEDING DEVICE}

The present invention relates to a tractor driving speed interlocking seeding device, can perform a variety of seeding operations such as midwife, sowing, point wave, etc. according to the operator setting, as well as to adjust the discharge amount according to the shape and size of the seed, The present invention relates to a tractor driving speed linked seeding device in which the seeding operation is performed in conjunction with the traveling speed of the tractor.

In recent years, the population of farming households has been gradually increasing due to the drastic decrease of rural population, but the working age actually participating in farming is gradually getting older. Therefore, various ways to realize the prolific work with a small labor force are being sought. One of the solutions is the spread of automated agricultural machinery.

The direct cultivation method is a method of sowing seeds directly on rice fields without growing them in the pond, and it is a crop cultivation method that can reduce the labor of workers according to seedling management or transplanting effort, compared to the cultivation method, which is currently used as a general cultivation method. to be.

The cultivation method has been further increased by the introduction of automated farming machines called sowing machines (or planters). The direct dig is a device that is connected to the rear of a tractor or tiller to form seeding bones on the ground and at the same time sowing seeds along the seeding bones.

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.

In addition, the seeding method may vary depending on the type of seed and the working environment. The seed is known as assorted sowing, the sowing known as the string sowing, and the midwife known as the scattering.

However, in the case of the sowing machine (or planter) introduced to date, there is no device capable of simultaneously implementing the above-mentioned dry, wet and non-nonlinear waves in a single device. In addition, the development of the seeding device that can properly adjust the seeding method of the wave, harmonics, midwife, etc. according to the working situation is not achieved.

Republic of Korea Utility Model Registration No. 283857

The present invention provides a seeding device that can adjust the seed discharge and discharge speed in conjunction with the traveling speed of the tractor.

In addition, the present invention provides a seeding apparatus capable of adjusting various discharge functions for each seed in consideration of the size and shape of the seed.

In addition, the present invention provides a seeding apparatus that can control the discharge of the seed discharged from the reservoir through a simple operation of the user.

The problems to be solved by the present invention are not limited to the above-mentioned problems, and other problems not mentioned here can be clearly understood by those skilled in the art from the following description.

According to an embodiment of the present invention, a seeding apparatus is provided in the main body of the straightener connected to the rear of the tractor so as to receive the output of the tractor sowing seed, the storage tank for receiving the seed; A first seed discharging unit connected to the discharge port of the reservoir to adjust the size of the receiving groove formed in the circumferential direction of the discharge roller provided therein to adjust the discharge of the seed supplied from the reservoir; The first seed discharging unit and the tube are in communication with each other, and provided with a pair of opening and closing member to be sequentially opened and closed on the seeding roller provided in the inner side, and supplied from the first seed discharging unit A second seed discharging unit for controlling the discharge of the seed; And a power transmission unit which transmits rotational force of the tractor wheels to at least one of the discharge roller and the seeding roller to link the rotational speeds with each other.

The power transmission unit, the gear connected to the wheel shaft of the tractor for converting the rotational force of the wheel in the orthogonal direction; A drive shaft for transmitting the rotational force converted by the gear toward the main body of the straightener; Gear ratio adjusting unit for adjusting the rotational force transmitted from the drive shaft to the gear ratio according to the user's selection; And a transmission member transmitting the rotational force converted through the gear ratio adjusting unit to at least one of the first seed discharging unit and the second seed discharging unit.

The first seed discharging unit is provided with a top opening which is opened and closed toward the discharge port of the reservoir, and a bottom opening which communicates downward of the top opening, and intersects the communication direction and has a central axis of the discharge roller in a horizontal direction. Body part is connected; An opening / closing slide unit for opening and closing the plurality of receiving grooves by flowing in a horizontal direction in the plurality of receiving grooves formed at intervals in the circumferential direction of the discharge roller; And it is rotatably connected along the guide body extending to the outside of the body portion, one side is provided with an adjustment lever fixed to the position after the pull operation by the user, the other side to move the opening and closing slide along the central axis of the discharge roller It includes; opening and closing adjustment portion provided with a rotation link is connected to the hinge.

Opening and closing slide portion, the connecting plate flowing along the central axis of the discharge roller, one side is fixed in the circumferential direction of the connecting plate, the other side includes a plurality of sliding pieces for opening and closing flow in a state facing the plurality of receiving grooves. do.

In addition, the adjustment lever is connected to the pivot link and extends through the guide hole of the guide body extending through the pin member, and is connected in the longitudinal direction at the end of the pin member, the elastic member is embedded between the pin member And a rectangular cross-section grip member that can be pulled and released.

The seeding roller alternately alternately alternately in the circumferential direction with respect to the roller grooves forming the seed discharge passage along the outer diameter, the first and second roller plate bodies disposed on both sides of the roller groove, and the outer surfaces of the first and second roller plate bodies. The first seed dispensing unit includes a protruding first and second roller projections, and the second seed discharging unit includes the seeding roller and discharges the seeds toward the upper opening and the ground receiving seeds supplied from the first seed discharging unit. A first and second cover body having a lower opening, a first driven member elastically supported between the first cover body and the first roller plate body and pressed to the first roller protrusion to advance and retreat at a predetermined cycle; and the first A first discharge control part connected to a driven member and including a first opening / closing member which opens and closes the roller groove in advance when the seeding roller is rotated, and is elastically supported between the second cover body and the second roller plate body. 2nd A second driven member which is pressed by the rudder and alternately moves back and forth with the retraction cycle of the first driven member, and a second opening and closing member connected to the second driven member to open and close the roller groove laterally when the seeding roller is rotated. It includes a second emission control unit comprising a.

The first discharge control unit, the position displacement is adjusted in conjunction with the rotation operation of the first lever through the first lever rotated within the set angle range, and the horizontal guide groove provided at one end, and elastically supported on the other end And a first connector for elevating the first opening / closing member from the roller groove.

In addition, the second discharge control unit, the position displacement is adjusted in the circumferential direction in conjunction with the rotation operation of the second lever through the second lever rotated within the set angle range, and a vertical guide groove provided at one end, And a second connector configured to move the second opening / closing member elastically supported at the other end in a flow direction of the seed to adjust a separation distance of the second opening / closing member from the first opening / closing member.

According to the tractor traveling speed linked seeding device according to embodiments of the present invention can be carried out by selecting a dry, wet and non-non-wave direct to suit a variety of farmland working environment using a single device.

In addition, the speed of seed discharge in synchronization with the traveling speed of the tractor can be synchronized in an automated manner to improve the operational convenience.

In addition, the appropriate discharge and seeding method for each seed can be selectively adjusted through a simple pull and rotation operation of the control lever, it is possible to improve the germination and growth conditions of multiple seeds.

1 is a perspective view showing a state in which the seeding device according to an embodiment of the present invention is connected to the rear of the tractor.
2 is a perspective view of a tractor driving speed linked seeding device according to an embodiment of the present invention.
Figure 3 is a reservoir according to an embodiment of the present invention, the first seed discharge unit. Partial perspective view showing a second seed discharging unit.
Figure 4 is an exploded perspective view showing the reservoir and the first seed discharge unit according to an embodiment of the present invention separated.
5 is a detailed configuration diagram of the first seed discharge unit according to an embodiment of the present invention.
6 is an operating state diagram showing a state before the rotation operation of the control lever of the first seed discharge unit according to an embodiment of the present invention.
7 is an operating state diagram showing a state in which the operation of pulling the control lever of the first seed discharge unit according to an embodiment of the present invention.
8 is an operating state diagram showing a state after the rotation operation in the pulled operation of the control lever of the first seed discharge unit according to an embodiment of the present invention.
9 is a partial perspective view showing a second seed discharge unit according to an embodiment of the present invention.
10 is an exploded perspective view showing the first and second cover bodies separated from the second seed discharging unit according to an embodiment of the present invention.
11 is a plan view showing a state in which the first and second cover bodies are removed from the second seed discharging unit according to an embodiment of the present invention.
12 is a side view of removing only the first cover body from the second seed discharge unit according to an embodiment of the present invention.
Figure 13 is a side view of the second cover body removed from the second seed discharge unit according to an embodiment of the present invention.
14 is an operating state diagram showing a mode of controlling the maximum opening height of the seed discharge passage by operating the first lever of the second seed discharge unit according to an embodiment of the present invention.
FIG. 15 is an operating state diagram illustrating a state in which a gap between the first and second opening and closing members in the seed discharge passage is adjusted by manipulating a second lever of the second seed discharge unit according to an embodiment of the present invention.

Brief Description of the Drawings The advantages and features of the present invention, and how to achieve them, will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings. However, the present invention is not limited by the embodiments disclosed below but may be embodied in various different forms. The embodiments to be described herein are provided so that the disclosure of the present invention is complete and that those skilled in the art will fully understand the scope of the present invention. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

Hereinafter, a tractor driving speed linked seeding device according to an embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a perspective view of a sowing machine equipped with a seeding device according to an embodiment of the present invention.

As shown, the seeding device is arranged side by side in a row in the width direction at the rear end of the main body M of the direct wave machine connected to the rear of the tractor (V).

The main body M of the straight excavator receives the engine output of the tractor V, thereby enabling a set operation (for example, horizontally horizontal adjustment and front / rear height adjustment operation), and for this purpose, a 'PTO' is used between the main body M and the tractor V. Commonly referred to as the power take-out transmission member is connected.

In addition, the seeding device by using the rotational force of the wheel of the tractor (eg rear wheel) (W) by providing the power required for the rotation of the discharge roller and the seeding roller of the first, second seed discharge unit (200, 300) to be described later It is formed so that the rotation speed of each other can be interlocked. To this end, the power transmission unit 400 is provided.

The power transmission unit 400 includes a gear 410, a drive shaft 420, a gear ratio adjusting unit 430, and transmission members 440 and 440 ′ as shown. Detailed description thereof will be described with reference to FIG. 2.

The seeding apparatus according to the present embodiment includes a storage tank 100 for receiving seeds, first and second seed discharge units 200 and 300 for sequentially adjusting the discharge of seeds supplied from the storage tank, and the power mentioned above. It includes a delivery unit (400).

2 is a perspective view of a tractor driving speed linked seeding device according to an embodiment of the present invention.

The reservoir 100 is a container of a hopper structure for receiving seeds, and may have a structure in which an inner receiving space is isolated and divided into two. Seeds may be stored in one receiving space 110, and fertilizer may be stored in another receiving space 120 adjacent thereto.

The first seed discharging unit 200 is connected to adjust the discharge of the seed through the discharge port of the storage tank 100, and a second side of the tube T connected to the lower side of the first seed discharging unit 200 is lowered. Seed discharge unit 300 is connected.

Accordingly, the discharge of the seed supplied from the storage tank 100 may be adjusted once by the first seed discharge unit 200, and then further adjusted once by the second seed discharge unit 300. Detailed configuration and detailed shape and structure of the first and second seed discharge units 200 will be described in detail with reference to the drawings (ie, FIGS. 4 to 15) where the corresponding configurations are shown.

Figure 3 is a reservoir according to an embodiment of the present invention, the first seed discharge unit. Partial perspective view showing a second seed discharging unit.

As shown, the reservoir 100, the first seed discharge unit 200, the tube (T) and the second seed discharge unit 300 has a structure connected in the vertical direction. In particular, as it is built in the first seed discharge unit 200 and rotates as it is embedded in the discharge roller (reference numeral 230 of FIG. 5) and the second seed discharge unit 300 for discharging seeds toward the tube (T). A seeding roller (see reference numeral 130 in FIG. 10) for seeding seeds to the ground may be operated by receiving rotational force from the power transmission unit 400 or the PTO shaft of the tractor.

In some cases, when the first and second seed discharging units 200 and 300 receive the rotational force at the same time to the power transmission unit 400, the first and second seed discharging units are interlocked with the rotation speed of the tractor wheel. Seed discharge rates can be synchronized.

In another case, the first seed discharging unit 200 receives the rotational force by the engine output of the tractor by the PTO, the second seed discharging unit 300 is to receive the rotational force by the power transmission unit 400. If present, the discharge rates of the first and second seed discharge units 200 and 300 may be individually adjusted.

Referring to Figure 2 again in more detail with respect to the configuration of the power transmission unit 400, the gear 410 is directly connected to the wheel (W) axis of the tractor as a gear element for converting the rotational force of the wheel in the orthogonal direction It may be composed of a pair of bevel gears. The rotational force transmitted through the gear 410 is transmitted to the main body of the straightener, for which a driving shaft 420 is provided.

The rotational force transmitted from the driving shaft 420 is not directly transmitted to at least one of the first and second seed discharging units 200 and 300, and is formed to adjust the gear ratio according to a user's selection. Gear ratio adjusting unit 430 is provided to provide this function.

In addition, the rotational force converted by the gear ratio by the gear ratio adjusting unit 430 may be provided to the first seed discharging unit 200 through the first transmission member 400, and the second transmission member 400 through the second transmission member 400. It may be provided up to the seed discharge unit 300.

Figure 4 is an exploded perspective view of the first seed discharge unit according to an embodiment of the present invention. As shown, the cover (111, 121) is provided on the upper portion of the reservoir 100, the reservoir 100 according to the present embodiment is a double accommodation space (110, 120) that can be separated and stored seeds or fertilizers The connecting means 101 and 103 are connected and provided.

Discharge ports 110a and 120a are provided on the lower surface of the storage tank 100 so that seeds or fertilizers may be supplied downward, and seeds or fertilizers are supplied toward the first seed discharge units 200 and 200 'through the discharge ports. In addition, the reservoir 100 is made of a first seed discharge unit (200, 200 ') and removable structure. In particular, the first seed discharge unit (200, 200 ') is provided with a storage tank detaching means (101, 101'), the storage tank 100 is provided with a removable fastening grooves (113, 123). The first seed discharging units 200 and 200 ′ may include opening and closing means 200 a and 200 b for opening and closing the upper openings 200 a and 200 a ′.

5 is a detailed configuration diagram of the first seed discharge unit according to an embodiment of the present invention.

Referring to FIG. 5, the first seed discharging unit 200 illustrated is a discharge roller 230 having a body portion 210 and a plurality of seed receiving grooves 233 rotated and variable in size. And, sliding along the plurality of seed receiving grooves 233 includes an opening and closing slide unit 250 for adjusting the size of the space loaded seeds, opening and closing adjustment unit 270 for moving the opening and closing slide unit.

The body portion 210 refers to an exterior member having an upper opening 100a that can be opened and closed to face an outlet of the storage tank accommodating space, and a lower opening communicating with the upper opening 100a.

The shaft insertion hole 211 is further provided in the horizontal direction by crossing the direction in which the upper and lower openings of the body portion 210 communicate with each other. The shaft insertion hole 211 corresponds to a space in which the central axis 231 of the discharge roller 230 is inserted in the longitudinal direction.

In addition, one side of the body portion 210 is provided with a guide body 220 extending in the '' shape. Guide body 220 corresponds to the configuration for guiding the rotation operation of the opening and closing adjustment unit 270.

The discharge roller 230 is connected to the central axis 231 to rotate. In particular, the driving force required for the rotation of the discharge roller 230 uses the rotational force introduced from the wheel of the tractor as described above. And the central shaft 231 of the discharge roller 230 is provided with a hollow 231a in the longitudinal direction, the shaft (not shown) for transmitting the rotational force from the rear wheel of the tractor is connected to the hollow (231a).

In addition, on the outer circumferential surface of the discharge roller 230, a plurality of receiving grooves 233 (hereinafter referred to as 'seed receiving groove') in a direction crossing the circumference at a predetermined interval (for example, the center angle of 30 degrees) in the circumferential direction Prepared. The plurality of seed receiving grooves 233 means a groove recessed from the outer circumferential surface of the discharge roller 230 in an arc or elliptical cross section.

If the discharge roller 230 rotates at the set speed, the plurality of seed receiving grooves 233 arranged in the circumferential direction are sequentially positioned downwards at regular time intervals, and the seed is discharged to the outside by the amount accommodated therein. .

The opening and closing slide unit 250 is a member that slides in the horizontal direction along the plurality of seed receiving grooves 233 to adjust the size of the space in which the seed is accommodated. It is disposed adjacent to the discharge roller 230, the connecting plate 251 sliding along the central axis 231 of the discharge roller, and the sliding piece 253 protruding from the connecting plate toward the plurality of seed receiving grooves 233 It includes.

The connecting plate 251 is a disc member that is movable through the central axis 231 of the discharge roller. It has a movement approaching and spaced apart in the coaxial direction with respect to the discharge roller. In addition, the sliding piece 253 is a plurality of forward and backward driving members protruding from the connecting plate 251 toward the discharge roller 230.

In particular, one side of the sliding piece 253 is fixed at intervals in the circumferential direction of the connecting plate 251, the other side thereof is opened and closed corresponding to the shape and number of the plurality of seed receiving grooves.

Opening and closing adjustment unit 270 is rotated along the guide body 220 extending to the outside of the body portion 210, and adjusts the size of the seed receiving groove 233 by changing the motion position of the opening and closing slide unit 250. . The detailed configuration of the opening and closing adjustment unit 270 includes an adjustment lever 280 and a rotation link 290 for moving the opening and closing slide unit 250 to the left and right according to the rotation operation of the adjustment lever.

The adjustment lever 280 is formed to extend through the guide hole 221 of the guide body 220 so that the rotational position can be fixed after the pull operation by the user. And the end may be provided at the end to be easily gripped by the user. And the rotation link 290 is connected to the hinge 291 to move the opening and closing slide along the central axis 231 of the discharge roller. Specific embodiments of the rotary link 290 may be formed in a horseshoe shape (that is, 'c' shape), the open ends of these horseshoe shape is connected to the guide body 220 by a hinge 211, a predetermined range It does not interfere with the central axis 231 of the discharge roller 230 within it can be rotated freely.

On the other hand, a guide piece 293 is disposed on the central axis 231 of the discharge roller 230 to be caught in the rotation link 290 and flow in the coaxial direction. It is connected to push or pull the connecting plate 251 of the opening and closing slide 250 in conjunction with the motion change of the rotation link 290.

On the other hand, the adjustment lever 280 includes a pin member 281 connected to the pivot link 290 and a grip member 283 provided at the end of the pin member that can be pulled and operated by a user. . It is connected to the rotation link 290 of the pin member 281 and at the same time protrudes to the outside through the guide hole 221 provided in the guide body 220. The grip member 283 is wrapped around the protruding end of the pin member 281, and an elastic member (such as a spring K in FIG. 6) may be embedded therebetween.

Further, screw projections 284a and 284b are provided around the tip end of the grip member 283. The screw protrusions 284a and 284b are formed to be engageable with the screw groove 221a provided through the guide slot 221 of the guide body 220.

As shown, the grip member 283 may have a rectangular cross section, wherein upper and lower surfaces of the grip member 283 are provided with first screw protrusions 284a on the circumference, and second screw protrusions 284b are provided on the left and right sides on the circumference. do.

The first and second screw protrusions 284a and 284b each have a shape that can be engaged with the screw groove 221a of the guide hole 221, respectively. However, the pitch pitch between the first screw protrusion 284a and the second screw protrusion 284b may be arranged to be offset.

Accordingly, unlike the case where the upper and lower surfaces of the grip member 283 are brought into contact with the upper and lower surfaces of the grip member 283 along the screw groove 221a of the guide slot 221, the grip member 283 is clockwise or counterclockwise at the same position. Pitch rotation between the first screw projection 284a and the second screw projection 284b when the left and right surfaces of the grip member 283 are brought into contact with the screw groove 221a to fix the teeth after the shaft is rotated 90 degrees in the direction. Fine adjustment is possible.

On the other hand, reference numeral 240, which is not described, is a brush member disposed facing the circumferential direction of the discharge roller 230, and evenly the amount of the seed filled with the seed receiving groove 233.

6 to 8 is a view showing the operation in accordance with the operating state of the control lever of the first seed discharge unit according to an embodiment of the present invention.

6 is a state in which the sliding piece 253 of the opening and closing slide part is pushed out to the inner side of the seed receiving groove 233 provided with the discharge roller 230, and the seed P received through the seed receiving groove 233. It can be seen that the amount of is very small. This condition is not suitable when sowing seeds, such as maize, or when sowing a large amount of seeds. Therefore, the grip member 283 of the adjustment lever 280 is pulled outward of the pin member 281. This operation state can be confirmed through FIG.

Referring to FIG. 7, the grip member 283 pulled from the pin member 281 by the user rotates clockwise from the initial position of FIG. 6, and then the grip member 283 guides the guide body 220. You can see the elastic restoration towards the long hole.

Subsequently, referring to FIG. 8, it can be seen that the sliding piece 253 that has been pushed up to the inner side of the seed receiving groove 233 is pushed out to increase the size of the opening portion of the seed receiving groove 233. Accordingly, the seed can be coarse seed or a larger amount of seed to be discharged to the second seed discharge unit to be described later.

9 is a partial perspective view showing a second seed discharge unit according to an embodiment of the present invention.

The second seed discharging unit 300 illustrated includes first and second cover bodies 310a and 310b, a seeding roller 330, a first discharge control unit 350, and a second discharge control unit 360. .

The first and second cover bodies 310a and 310b are members forming an exterior of the second seed discharging unit 300. An upper end opening 311 is formed at an upper end of the first and second cover bodies, and a lower end opening 313 is formed at a lower end for discharging seeds toward the ground.

An arc-shaped hole is provided at the rear of the upper end of the first and second cover bodies 310a and 310b. The ends of the first lever 355 and the second lever 365, which will be described later, protrude outwardly of the arc-shaped hole. Thereby, it is comprised so that a user can rotate to an arc direction. In addition, the seeding roller 330 is rotatably embedded in the space where the first and second cover bodies 310a and 310b are coupled to face each other. The seeding roller 330 has first and second roller plate bodies 333a and 333b spaced apart from both sides, and a roller groove 331 formed therebetween to form a seed discharge passage.

10 is an exploded perspective view illustrating the first and second cover bodies separated from the second seed discharging unit according to an embodiment of the present invention, and FIG. 11 is a first view of the second seed discharging unit according to an embodiment of the present invention. 2 is a plan view showing the state of removing the cover body.

The first and second cover bodies 310a and 310b may have a structure that is separated and coupled to both sides with the seeding roller 330 interposed therebetween. In particular, the first lever 355 is disposed through the arc-shaped hole 316a formed at the upper end of the first cover body 310a, and through the arc-shaped hole 316b formed at the upper end of the second cover body 310b. The second lever 165 is disposed through.

A shaft hole 336 is provided at the center C.L of the seeding roller 330 so that an axis (not shown) that receives rotational force from the wheel of the tractor is installed.

The seeding roller 330 includes a roller groove 331 which forms a seed discharge passage along an outer diameter, and first and second roller plate bodies 333a and 333b disposed on both sides of the roller groove. More specifically, a plurality of first and second roller protrusions 335a and 335b protruding outward from each other in the circumferential direction on the outer surfaces of the first and second roller plate bodies 333a and 333b are provided. However, the first roller protrusion 335a and the second roller protrusion 335b are alternately protruded alternately with each other, and have a structure that is twisted at a center angle of 45 degrees with each other. Accordingly, the rotational displacement of the first roller protrusion 335a and the second roller protrusion 335b rotates at a constant speed with a center angle of 45 degrees as a difference.

The first discharge control unit 350 is disposed between the first cover body 310a and the first roller plate body 333a to adjust the maximum opening height of the seed discharge flow path by the rotation operation of the first lever 355. To this end, the first discharge control unit 350 is connected to the first driven member (refer to reference numeral 351 of FIG. 11) and the first driven member, which are pressed by the rotating first roller protrusion 335a and retreat at a set cycle. The first opening and closing member 353, the first lever 355, and the first lever 355, which rotate the seed discharging flow path when the seeding roller rotates, are moved in conjunction with the rotational operation of the first lever, thereby opening the first opening and closing member 353. And a first connector 357 for elevating from the bottom of the roller groove 331.

12 is a side view of the first cover body removed from the second seed discharge unit according to an embodiment of the present invention.

In the detailed configuration of the first discharge control unit 350, the first driven member 351 is elastically supported between the first cover body and the first roller plate body 333a and is set in conjunction with the rotation of the first roller protrusion 335a. Pressurized repeatedly in cycles. At the same time, the cam flow is pushed upward from the position connected by the elastic member K, that is, the position when it is not pressurized by the first roller protrusion 335a. In other words, when the first roller plate body 333a rotates once, the first roller protrusion 135a is provided with four push rollers 135a in total.

 Accordingly, whenever the first driven member 351 is pressed against the first roller protrusion 335a, the first opening / closing member 353 connected thereto is lifted from a position close to the roller groove 331 to open the seed discharge passage. Will be opened. However, the first opening and closing member 353 is installed in front of the second opening and closing member to be described later, and has a movement to open and close the seed discharge passage in advance.

On the other hand, the first lever 355 is a member whose end is exposed to the outside through the arc-shaped hole of the first cover body, is rotatably installed so that the angle can be adjusted in the arc direction by being gripped by the user. The first lever 355 is connected to the first driven member 351 and the first opening / closing member 353 by the first connector 357. In particular, one end of the first connector 357 is provided with a horizontal guide groove 356, through which the inner projection (reference numeral 358 in Fig. 11) of the first lever 355 is inserted. The other end of the first connector 357 is provided with a plurality of elastic members K connected to the first driven member 351 and the first opening / closing member 353.

In addition, a rotation piece 352 may be further provided to connect the elastic members K to be spaced apart at a predetermined angle at the same time. Accordingly, when the first lever 355 is rotated, the positional displacement of the first connector 357 is adjusted to discharge seeds when the first opening / closing member 353 descends near the roller groove 331. The flow path cross section can be adjusted.

Reference may be made to FIG. 14 to examine the effect of the first discharge control unit 350.

First, referring to FIG. 14A, the first lever 355 may be rotated through a hinged structure within the arc-shaped hole range of the first cover body 310a to adjust an angle thereof. The first lever 355 may move downward along the arc by the user's operation from the reference position and move to the position of 155 '. Subsequently, referring to FIG. 14B, the first opening / closing member 353 opens and closes the roller groove 331 providing the seed discharge flow path between the first and second roller plate bodies 333a and 333b. At this time, as an operation effect according to the rotation operation of the first lever 355, the height (that is, reference numeral H) between the first opening and closing member 353 and the bottom of the roller groove 331 is changed. In other words, when the first lever 355 is rotated to the position of 155 'as compared with the case where the first opening / closing member 353 is located at the bottom of the roller groove 331 which is the reference position, the first opening / closing member is also 153'. The open area can be changed up to the position of. Accordingly, the receiving width of the seed passing through it and discharged to the ground is increased by the height H, so that the seeding amount of the seed can be properly adjusted.

A second discharge control unit 360 will be described with reference to FIGS. 10 and 11.

The first discharge control unit 360 is disposed between the second cover body 310b and the second roller plate body 333b to adjust the length range of the seed discharge passage through the rotation operation of the second lever 365 described above. Configuration.

The second discharge control unit 360 is pressurized by the rotating second roller protrusion 335b and the second driven member (refer to reference numeral 361 of FIG. 13) which retreats at a set cycle, and is connected to the first driven member of the seeding roller. Position rotation is controlled in conjunction with the rotation operation of the second opening and closing member 363, the second lever 365, and the first lever to open and close the seed discharge passage during rotation, the second opening and closing member 363 from the first opening and closing member And a second connector 367 that adjusts the spacing interval of the backplane.

Figure 13 is a side view of the second cover body removed from the second seed discharge unit according to an embodiment of the present invention.

As shown, the second driven member 361 of the detailed configuration of the second discharge control unit 360 is elastically supported between the second cover body and the second roller plate body 333b and the second roller protrusion 335b. It is repeatedly pressurized at a set cycle in conjunction with rotation. At the same time, a cam flow is pushed upward from a position connected by the elastic member K, that is, an unpressurized initial position. That is, when the second roller plate body 333b rotates once, a total of four times are pushed out by four second roller protrusions 335b.

Whenever the second driven member 361 is pressed, the second opening / closing member 363 connected thereto is lifted from a position close to the roller groove 331 and opens the discharge passage of the seed.

However, as described above, the second opening / closing member 363 has a movement of opening and closing after being disposed behind the first opening and closing member. That is, the second follower member 361 has the same movement as the retraction period of the first follower member 351 of FIG. 12, but has a mechanism that moves alternately sequentially.

The mechanism is such that the first and second roller protrusions 335a and 335b are spaced apart from each other by a center angle of 45 degrees, and the first and second roller plate bodies 333a and 333b provided with the first and second roller protrusions rotate at constant speed. It becomes possible accordingly.

On the other hand, the end of the second lever 365 is exposed to the outside through the arc-shaped hole of the second cover body. Thus, it can be easily gripped by the user can be adjusted in the arc direction. The second lever 365 is connected to the second driven member 361 and the second opening / closing member 363 by a second connector 367.

In particular, one end of the second connector 367 is provided with a vertical guide groove 366, through which the inner protrusion (368 in FIG. 11) of the second lever 365 is inserted.

The other end of the second connector 367 is provided with a plurality of elastic members K connected to the second driven member 361 and the second opening / closing member 363. In addition, a rotation piece 362 may be further provided to connect the elastic members K at the same time. According to such a structure, when the second lever 365 is rotated, the positional displacement of the second connector 367 is adjusted, so that the separation distance of the second opening / closing member 363 from the first opening / closing member can be adjusted. have.

The operation and effect of the second discharge control unit 360 will be described with reference to FIG. 15.

First, referring to FIG. 15 (a), within the arc-shaped hole range of the second cover body 310b, the second lever 365 may be rotated through a hinged structure to adjust the angle. The second lever 365 may move along the arc downward from the reference position by the user's operation and move to the 365 ′ position.

And (b) of Figure 9, in the seeding roller 330, it can be seen that the position of the second opening and closing member 363 is changed to 363 'on the basis of the first opening and closing member 353. .

In other words, when the second opening and closing member moves by a distance of L, the distance between the first opening and closing member 353 and the second opening and closing member is adjusted to be filled through the roller groove 331 provided therebetween (S) The amount of load can be adjusted quickly and easily. In this way, the seeding amount of the seed can be appropriately adjusted according to the user's selection.

As described above, according to the tractor traveling speed linked seeding device according to an embodiment of the present invention can be carried out by selecting a dry, wet and non-non-wave direct to suit a variety of farmland working environment using a single device.

In addition, the speed of seed discharge in synchronization with the traveling speed of the tractor can be synchronized in an automated manner to improve the operational convenience.

In addition, the appropriate discharge and seeding method for each seed can be selectively adjusted through a simple pull and rotation operation of the control lever, it is possible to improve the germination and growth conditions of multiple seeds.

The tractor traveling speed linked seeding device according to the present invention has been described above. One embodiment of the invention described above is intended to be illustrative in all respects and not to be limiting, the scope of the invention is indicated by the claims to be described later rather than the foregoing detailed description, the meaning of the claims And all changes or modifications derived from the scope and equivalent concept thereof should be construed as being included in the scope of the present invention.

M: main body
V: Tractor
W: wheels
100: reservoir
101, 103: connecting means 110, 120: accommodation space
111, 121: Cover 113, 123: Detachable fastening groove
200: first seed discharge unit
200a, 200a ': upper opening 200b, 200b': opening and closing means
201, 201 ': reservoir detachment means 210: body part
211: shaft insertion hole 220: guide body
221: guide 221a: screw groove
230: discharge roller 231: central axis
231a: hollow 233: receiving groove
250: opening and closing slide portion 251: connecting plate
253: sliding piece 270: opening and closing adjustment unit
280: adjustment lever 281: pin member
283: grip member 284a: first screw projection
284b: second screw projection 290: pivot link
290 hinge
300: second seed discharging unit
310a, 310b: first and second cover bodies 311: upper opening
313: lower opening 315a, 315b: insertion hole
316a, 316b: arc hole 330: seeding roller
331: Roller grooves 333a, 333b: First and second roller plate bodies
335a and 335b: first and second roller protrusions 336: shaft ball
350: first discharge control unit 351: first driven member
353: first opening and closing member 355: first lever
355a: fixing projection of the first lever 356: horizontal guide groove
357: first connector 360: the second discharge control unit
361: second driven member 363: second opening and closing member
365: 2nd lever 365a: 2nd lever fixing protrusion
366: vertical guide groove 367: second connector
400: power transmission unit
410: gear 420: drive shaft
430: gear ratio adjustment unit 440: transmission member

Claims (6)

A seeding apparatus is provided on the main body of the straightener connected to the rear of the tractor so as to receive the output of the tractor, sowing seed sowing,
Reservoirs for receiving seeds;
A first seed discharging unit connected to the discharge port of the reservoir to adjust the size of the receiving groove formed in the circumferential direction of the discharge roller provided therein to adjust the discharge of the seed supplied from the reservoir;
The first seed discharging unit and the tube are in communication with each other, and provided with a pair of opening and closing member to be sequentially opened and closed on the seeding roller provided in the inner side, and supplied from the first seed discharging unit A second seed discharging unit for controlling the discharge of the seed; And
And a power transmission unit which transmits rotational force of the tractor wheels to at least one of the discharge roller and the seeding roller, thereby interlocking rotation speeds of the tractor wheels.
The method according to claim 1,
The power transmitting unit includes:
A gear connected to the wheel shaft of the tractor to change the rotational force of the wheel in the orthogonal direction;
A drive shaft for transmitting the rotational force converted by the gear toward the main body of the straightener;
Gear ratio adjusting unit for adjusting the rotational force transmitted from the drive shaft to the gear ratio according to the user's selection; And
And a transmission member for transmitting the rotational force converted through the gear ratio adjusting unit to at least one of the first seed discharging unit and the second seed discharging unit.
The method according to claim 1,
The first seed discharge unit,
A body portion having a top opening which is opened and closed toward the discharge opening of the reservoir and a bottom opening communicating downwardly of the top opening, the central axis of the discharge roller being connected to the horizontal direction by crossing the communicating direction;
An opening / closing slide unit for opening and closing the plurality of receiving grooves by flowing in a horizontal direction in the plurality of receiving grooves formed at intervals in the circumferential direction of the discharge roller; And
Is rotatably connected along the guide body extending to the outside of the body portion, one side is provided with a control lever is fixed to the position after the pull operation by the user, the other side to move the opening and closing slide along the central axis of the discharge roller Tractor drive speed linked seeding device comprising a; opening and closing adjustment portion is provided with a hinge link.
The method according to claim 3,
The opening and closing slide unit,
A connecting plate flowing along the central axis of the discharge roller, and one side is fixed in the circumferential direction of the connecting plate, the other side includes a plurality of sliding pieces that open and close flow in a state facing the plurality of receiving grooves,
The control lever,
A pin member which is connected to the rotational link and extends through the guide hole of the guide body, and is connected in the longitudinal direction at the end of the pin member, and an elastic member is built in between the pin member and is pulled and released. Tractor drive speed linked seeding device comprising a grip member of the cross section.
The method according to claim 1,
The seeding roller alternates in a circumferential direction with a roller groove forming a seed discharge passage along an outer diameter, first and second roller plate bodies disposed on both sides of the roller groove, and outer surfaces of the first and second roller plate bodies. Including the first and second roller projections protruding out of the way,
The second seed discharge unit,
First and second cover bodies which include the seeding roller and have a top opening for receiving seeds supplied from the first seed discharging unit and a bottom opening for discharging seeds toward the ground;
A first driven member elastically supported between the first cover body and the first roller plate body and pressed against the first roller protrusion and retracted at a set cycle, and connected to the first driven member to rotate the seed roller A first discharge control unit including a first opening / closing member for opening and closing the groove in advance;
A second driven member elastically supported between the second cover body and the second roller plate body and pressed by the second roller protrusion to alternately move back and forth with the retraction cycle of the first driven member, and to connect with the second driven member. And a second discharge control unit including a second opening / closing member which opens and closes the roller groove after the seed roller is rotated.
The method according to claim 5,
The first discharge control unit,
A first lever rotated within a set angle range,
And a first connector configured to lift and lower the first opening / closing member elastically supported at the other end from the roller groove while the position displacement is adjusted in connection with the rotation operation of the first lever through a horizontal guide groove provided at one end thereof.
The second discharge control unit,
A second lever rotated within a set angle range,
The positional displacement is adjusted in the circumferential direction in conjunction with the rotation operation of the second lever through a vertical guide groove provided at one end, and the second opening / closing member elastically supported at the other end is moved in the flow direction of the seed. A tractor traveling speed linked seeding device comprising a second connector for adjusting the separation interval of the second opening and closing member from the opening and closing member.

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