KR20110083173A

KR20110083173A - A harrow for tractor

Info

Publication number: KR20110083173A
Application number: KR1020100003251A
Authority: KR
Inventors: 김대호
Original assignee: 태호(주)
Priority date: 2010-01-13
Filing date: 2010-01-13
Publication date: 2011-07-20

Abstract

The present invention relates to a tractor harrow, and more particularly, the harrow plate of the harrow to keep the left and right horizontally smoothly with respect to the ground of Munon, by extending the expansion cylinder, the upright angle of the harrow plate is erected to raise the soil at A tractor harrow that allows dragging.
According to the present invention, a frame is hinged to the upper end of the rotary rotary tractor, the harrow plate is coupled to the rear end of the frame, the front end is hinged to the upper rotary and the rear end is hinged to the frame to the harrow plate In the tractor pulley consisting of a lifting and lowering cylinder, the frame is composed of a transverse connecting the plurality of front and the front, the front is hinged to the front end of the rotary, the cross is both ends of the front The hinge is coupled to the rear end of the stand and the center portion is hinged to the rear end of the expansion cylinder, the harrow plate is connected through the axis formed in front and behind the center of the cross so that the entire harrow plate can swing left and right, and An angle bracket is formed to protrude so that the rear end of the front portion is hinged and swings up and down. The dobracket is provided with a tractor harrow, which is provided with a stopper so as to support the lower surface or the rear surface of the front plate as the telescopic cylinder is extended so that the harrow plate can pull the munon's soil during the harrow work.

Description

Tractor harrow {A HARROW FOR TRACTOR}

The present invention relates to a tractor harrow, more specifically, the harrow plate is to keep the left and right horizontally smoothly with respect to the ground of Munon, and by extending the expansion cylinder, the upright angle of the harrow plate is erected to increase the soil at A tractor harrow that allows dragging.

In general, when cultivating rice fields, it is a plowing process to evenly cultivate munones that have been plowed or rotated before plowing.

As described in the Republic of Korea Patent No. 200683, when you stretch the hydraulic cylinder to dig and drag the soil, only the rafters are pressed as they are, but the upright angle of the rafters does not change so that Munon's soil can be dug out effectively. There was no.

In addition, as described in the Republic of Korea Patent No. 423996, the other conventional harrow was able to dig the soil by raising the upright angle of the harrow plate, but there was a problem that the left and right horizontal level of the harrow according to the Munon situation is not maintained smoothly.

Particularly, since the conventional hull is structurally combined to achieve only one purpose, the harrow work cannot be performed in response to the situation of Munnon. Therefore, even if there is any inconvenience in the harrow work, the harrow is manufactured without fundamentally solving it. It is being sold.

On the other hand, Korean Patent Laid-Open Publication No. 2004-67508 discloses a structure that can adjust the harrow plate up and down in a manual manner as well as the structure of the left, right swing operation, the technique is the top, bottom of the harrow plate When the angle is adjusted, the operator can adjust the angle of the shroud plate only through the process of arbitrarily coupling the end of the cylinder rod to the rod frame.It is difficult to adjust the angle during the work, and the angle is adjusted by manual method. There was a problem that proper response was not possible.

The present invention has been devised to solve the above problems, the object of which is to connect the crossbar and the harrow plate through the axis formed on the front and back of the center of the harrow so that the entire harrow plate can swing left and right, and also the rear end of the front part. An angle bracket protrudes from the horizontal rod so that the hinge can be swinged up and down, and the angle bracket extends the expansion cylinder so that a stopper is provided to contact and support the lower surface or the rear surface of the front panel. To provide a tractor harrow that can be used to pull the tractor.

The configuration of the present invention for achieving the above object, the frame is a hinge hinge coupled to the upper portion of the tractor rotary, the harrow plate coupled to the rear end of the frame, the front end is hinged to the upper rotary and the rear end is the frame In the tractor harrow consisting of a telescopic cylinder hinged to the elevating the lift plate, the frame is composed of a transverse connecting the plurality of front and the front, wherein the front is hinged to the top of the rotary hinge The crossbars are hinged at both ends of the front end and the center portion is hinged to the rear end of the expansion cylinder. The harrow plate is connected to the shaft formed at the front and back of the center of the cross rod so that the entire harrow plate swings from side to side. It is characterized by.

In addition, the side bracket is hinged with the rear end of the front of the front and the angle bracket is formed so as to swing up and down, the angle bracket is provided with a stopper to contact and support the lower or rear of the front of the expansion cylinder as the extension. It is characterized in that it is possible to drag Munon's soil during the work.

According to the present invention configured as described above, the harrow plate of the harrow to keep the left and right horizontally smoothly with respect to the ground of Munnon, by extending the expansion cylinder, the upright angle of the harrow plate is erected to be able to pull the soil of the high place in Munnon. .

In this way, the up, down, left, and right flow of the harrow plate is possible, so that it is possible to smoothly perform the harrow work in response to the situation of Munnon.

1 is a perspective view showing a tractor harrow coupled to a rotary according to the present invention,
Figure 2 is an exploded perspective view of the tractor harrow according to the present invention,
Figure 3 is a state swing of the harrow plate of the tractor harrow according to the present invention from side to side,
Figure 4 is a state in front contact with the stopper of the tractor harrow according to the present invention,
5 is a state in which the tractor harrow drag the soil according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail the tractor harrow of the present invention.

As shown in the figure, the tractor harrow according to the present invention is coupled to the frame 20 and the frame 20 is hinged to the upper end of the rotary (B) installed on the rear of the tractor (A), The harrow plate 40 and the front end are hinged to the upper portion of the rotary (B) and the rear end is hinged to the frame 20 is composed of the expansion and contraction cylinder 10 for elevating the harrow plate 40.

As shown in FIG. 1, the harrow plate 40 is generally composed of a middle plate 41 and left and right outer plates 42, and the outer plate 42 is configured to be folded into the middle plate 41.

In addition, the frame 20, which is a main feature of the present invention, is configured of a plurality of front legs 21 and a transverse arm 22 connecting the front legs 21.

Here, the front plate 21 is provided with a front end hinged to the upper portion of the rotary (B), the cross-section 22 is provided with both ends hinged to the rear end of the front plate 21, the cross Upper portion of the center portion 22 is hinged to the rear end of the expansion cylinder 10.

Therefore, when the expansion and contraction operation of the expansion cylinder 10, the crossbar 22 is rotated from the front plate 21, to adjust the upright angle of the harrow plate 40 by the rotation of the crossbar 22. Will be. A detailed hinge coupling structure of the electric pole 21 and the crossbar 22 will be described later.

The harrow plate 40 is connected via a shaft 35 formed in the front and back of the center of the crosspiece 22 so that the tractor harrow of the present invention flows left and right, and is connected to the shaft 35. As a result, the entire shroud swings left and right.

Here, an elastic member such as a spring is provided at both ends of the harrow plate 40 and the cross member 22 so that the harrow plate 40 can be restored to its original position in a state in which the harrow plate 40 is swinged to either one of left and right sides. It is desirable to install it.

In addition, as described above, the harrow of the present invention is configured to swing up and down together with the left and right swing motions of the harrow plate.

That is, the side bracket 22 is hinged to the rear end of the front plate 21 is formed so that the angle bracket 30 is protruded to swing up and down, the angle bracket 30 is the expansion cylinder (10) In accordance with the elongation), the stopper 31 is provided to be brought into contact with the lower surface or the rear surface of the front plate 21 so that the munon's soil can be dragged during the work.

Accordingly, when the expansion cylinder 10 is stretched to attract soil, the harrow plate 40 is erected and the top or side surfaces of the stopper 31 come into contact with the bottom surface or the rear surface of the front stand 21 while the harrow plate 40 is contacted. The upright motion of the) is stopped and the upright angle of the harrow plate 40 is restricted.

In this way, the harrow of the present invention is the harrow plate is laid down during the harrow work so that the harrow can be left and right horizontally by the axis, the harrow plate is set up in the soil drag operation to work effectively drag the soil. .

Here, the angle bracket 30 is provided with a second stopper 32 which is provided in contact with the upper surface or the rear surface of the front stand 21 as the expansion cylinder 10 is contracted, and the harrow plate ( 40) can be heard.

In addition, the angle bracket 30 is coupled to the side bar 22 using a U bolt or the like to adjust the position so that the mounting position of the front stand 21 can be easily changed according to the type of rotary.

On the other hand, the upper surface of the harrow plate 40 is provided with a bracket 45 so as to protrude so as to hinge the shaft 35 to the side cross 22, the bracket 45 is the harrow plate 40 It is preferable to be coupled to the harrow plate 40 in a state formed long outside the harrow plate 40 so as not to be bent due to the weight or the drag of the soil.

As described above, the tractor harrow of the present invention allows the harrow plate to be smoothly maintained horizontally with respect to the ground of Munon during the harrowing operation, and the vertical angle of the harrow plate is raised by extending the expansion cylinder during the dragging of soil. As you can drag the dirt of the soil, according to the situation of Munon will be able to smoothly work properly.

A: Tractor B: Rotary
10: expansion cylinder 20: frame
21: Front Squad 22: Rung
30: angle bracket 31: stopper
32: second stopper 35: shaft
40: harrow plate 41: midplane
42: outer plate 45: bracket

Claims

The frame is hinged to the upper portion of the rotary rotary tractor, the harrow plate is coupled to the rear end of the frame, the front end is hinged to the upper rotary and the rear end is hinged to the frame to expand and expand the harrow plate In the configured tractor harrow,
The frame is composed of a transverse connecting the plurality of front and the front, wherein the front is hinged to the front end of the rotary, the side is hinged to the rear end of the front and the central portion of the expansion cylinder Combined with the rear end and the hinge,
The harrow plate is connected via a shaft formed in the front and back of the center of the harrow tractor harrow, characterized in that the entire harrow plate swings from side to side.

The method of claim 1,
The horizontal bracket is hinged to the rear end of the front and the hinge is projected to swing up and down, and the angle bracket is provided with a stopper so as to contact and support the lower or rear of the front of the expansion cylinder as the extension cylinder is extended. The tractor harrow, which allows you to drag Munon's soil during operation.