JP2572900Y2 - Row coating device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ridge coater for continuously forming ridges in a field or the like by supporting a ridge coater up and down via a three-point link mechanism behind a traveling body such as a tractor.

[0002]

2. Description of the Related Art Conventionally, Japanese Unexamined Utility Model Application Publication No. 4-43905 discloses this technology.
In this way, the main body of the ridge coater
The upper and lower sides of the main body case with respect to the rice field.
There is a technology for detecting a height position and performing elevation control .

[0003]

SUMMARY OF THE INVENTION The above prior art includes a main body.
A single field sensor that detects the height of the case
To the left and right of the main unit case.
Operation and lifting operation of the case of the main body cannot be detected separately.
For example, a main body case with a
The right side of the switch descends, and the main
When the left side of the source is tilted in the upward direction,
Operation lowered by increase takes place, DoYadoriki low Tali nails and ridges
Lower the shaping plate more than necessary, and the running load becomes excessive.
To slip the traveling machine to damage the plow,
There is a problem such as improper shaping .

[0004]

According to the present invention, the traveling machine body supports the main body case of the ridge coating machine via a link mechanism so as to be able to move up and down, and detects the vertical position of the main body case with respect to the rice field to ascend and descend. In the ridge coating device to be controlled ,
A sled is attached to the bottom of the body case,
Left and right height position detection field sensors are installed on both sides.
The lifting member that raises and lowers the body case is
The ascending operation is performed by detecting either
Lowering the elevating member by detecting both lowering of the surface sensor
It is configured to operate.
Sensitively raises the body case by detecting either one of the shifts
The main body can be detected by detecting the lowering of both left and right field sensors.
You can lower the case insensitively, and lower the body case more than necessary.
Lowering the towing load, slipping and damaging the tillage
In addition to eliminating injuries, the body against the rice field
The case height can be easily maintained and the ridge shaping can be performed properly.
Things .

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. 1 is a side view of a main part, FIG. 2 is a plan view of the whole, FIG.
FIG. 4 is a front view, and FIG. 4 is a rear view. The lower link (1) (1) and the top link (2), which are three-point link mechanisms of the tractor, have a ridge coater body case (3) which is a ridge coater. Are connected to each other and pulled by a tractor, and the base of the pre-processing drive case (5) is swingably attached to the main body case (3) via the support shaft (4) to break the original row. (6) is provided on the front side of the front end of the drive case (5), the upper side of the pre-processing claw (6) for rotating counterclockwise in front view is covered with the pre-processing case (7), and the pre-processing case (7) is driven. (5), as shown in FIG.
The pre-processing claw (6) is projected from the lower surface side of the pre-processing case (7), and the pre-processing claw (6) is applied to the upper part of the slope of the original ridge (A) to perform pre-processing such as weed removal. doing.

A rotary claw (8) and a rotary blade (9) disposed behind the pre-processing claw (6) are provided in a rotary cover (3a) on the rear surface of the main body case (3), and are mounted coaxially. Rotate the claw (8) and the rotary blade (9) clockwise as viewed from the front to obtain the original row (A).
The mud cover (10) is arranged above the upper surface of the ridge while shaving the lateral rice field with the rotary claw (8).
The mud scattered from the rotary blade (9) rotated on the rear side is configured to fall on the upper surface of the ridge by the guide of the mud shutter (11) in the mud cover (10).

Further, a ridge shaping plate (12) for forming a new ridge (B) is provided, and the shaping plate (12) is attached to the mud cover (1).
0) The flexible wire (1
The shaping plate (12) is fixed to a vibrator (14) driven through 3), and the shaping plate (12) is vibrated by the vibrator (14), so that the shaping plate (12) is removed from the rotary brode (9) and the mud cover (10). The mud is shaped by the ridge coating action of the shaping plate (12) to form a new ridge (B).

In addition, the vibrator (14) is attached to the vibrator mounting seat (15) by swinging springs (16), (16), (1).
7) Suspend through (17) and attach the mounting seat (15)
A plurality of bendable transmission cases (20) (21) which are integrally fixed to the right end of a square pipe vibrator arm (18) and transmit the driving force from the input shaft (19) to the flexible wire (13). And one case (2
0) is rotatably attached to the main body case (3), and the left end side of the vibrator arm (18) is rotatably connected to the other case (21) disposed between the cases (3) and (20). The input side of the flexible wire (13) is connected to the connection between the (18) and the case (21), so that the relative posture of the arm (18) and the wire (13) is kept substantially constant.

Further, one ends of the parallel links (22) and (23) are connected to an intermediate portion of the vibrator arm (18), and the other ends of the links (22) and (23) are connected to a lifting frame (24). A bracing link (25) for regulating the swing of the parallel link (22) is provided, and a guide frame (27) is fixed to the rear surface of the main body case (3) via two pipe columns (26) (26). And the two circular pipe rails (28) and (28) are integrally fixed to the guide frame (27), and the circular elevating pipe frames (29) and (29) are slidable on the respective rails (28) and (28). The upper ends of the pipe frames (29) and (29) are integrally fixed to both ends of the elevating frame (24), and the lower ends of the pipe frames (29) and (29) are integrally fixed by a connecting plate (30). Then, in FIG. In addition, the vibrator arm (18) is extended substantially horizontally in the left-right direction, and the pipe frame (29) (29) is mounted by tilting it to the right so as to be substantially parallel to the slope of the new ridge (B). ing.

Further, an elevating cylinder (31) with an electric motor is attached to an intermediate portion of the elevating frame (24), and a tip of a piston (32) of the cylinder (31) is fixed to a fixed shaft (33) on a rear surface of the main body case (3). ), And the piston (3) of the lifting cylinder (31)
2), the lifting frame (24) and the pipe frame (29) are moved up and down, and the vibrator arm (1) is moved.
8) and raising and lowering the ridge shaping plate (12), etc., and fixing a mud cover (10) to the other end of the mud cover frame (34) fixing one end to the elevating frame (24). Mud scattering prevention cover (35) fixed to the surface
Are extended so as to be superimposed on the upper surface and the front and rear surfaces of the mud cover (10).

As shown in FIG. 5, a round pipe-shaped sled (36) for sliding a rice field is supported on the lower surface of the main body case (3) so as to be vertically adjustable, and a bearing arm (37) having a scraper (mud dropping) function. A coulter (38) is provided at the front end of the sled (36), and the coulter (38) is brought as close as possible to the front end of the sled (36) to prevent straw clogging.
A side disk (40) is attached to the rear end of the sled (36) via a support arm (39) extending downward from above so that the height of the side disk (40) can be adjusted freely, and the soil on the rice field cut by the coulter (38) is removed from the side disk (40). ) So as to fill the groove formed by the rotary claw (8) and the rotary blade (9).

Also, a square pipe (4
1) The front end side is welded and fixed to the bottom of the main body case (3), and the round front and rear sled support pipes (42) and (43) are vertically penetrated at the middle and rear end sides of the square pipe (41). At the same time, round front and rear support pipes (44) and (45) are integrally erected on the upper surface of the sled (36), and the upper end of the support pipes (44) and (45) is connected to the support pipe (42).
(43) is slidably inserted through the square pipe (4
The base end of the lifting / lowering lever (48) is connected to the fulcrum bracket (46) of 1) via a pin (47), and the lever (48)
The middle is connected to the upper end of the rear support pipe (45) via a pin (49), and the sled (3) is operated by operating the lever (48).
6) is raised and lowered, and the pipes (43) and (45) are fixed by the engagement of the pins (50) to support the sled (36) at a predetermined height.

On the other hand, on both left and right sides of the sled (36),
Left and right float type surface sensors (51) and (52) are provided to ground the bottom on the rice field surface. The left and right brackets (53a) and (53b) fixed on the sled (36) are rotatable on both left and right sides. The left and right sensor axes (54a) (54
b), and the base bosses (51a) (52a) of the sensors (51) (52) are attached to the shafts (54a) (54b) via adjustment bolts (55) so that the width between the right and left mounting spaces (W) can be adjusted. Support and the left and right brackets (53a) (53
b) and a return spring (56) for grounding is interposed between the left and right sensors (51) and (52) to constantly rotate the sensors (51) and (52) around the sensor shafts (54a) and (54b). It is configured to follow and touch the rice field.

The sensor shafts (54a) and (54b)
Is a fan-shaped left and right switch operation plate (57a) (5
7b) and the operation plates (57a) (57
b) up and down switches (5)
8a) (58b) and (59a) (59b) are provided on the left and right brackets (53a) (53b), respectively, and these switches (58a) (58b) -It is configured to detect at (59a) and (59b).

As shown in FIG. 6, a control circuit (61) is provided to a hydraulic lifting solenoid (60) of a hydraulic lifting device of a tractor for raising and lowering the ridge coating machine main body case (3) through the links (1) and (2). Through each switch (58a) (58
b) By connecting (59a) and (59b), the on / off operation of these switches (58a), (58b), (59a), and (59b) controls the elevation of the ridge coating machine main body case (3). It is configured as follows.

As is apparent from the above, a phosphorus is attached to the traveling airframe.
Link (1) and top link
The body case (3) of the ridge coater is supported up and down freely through (2).
And the vertical position of the main body case (3) with respect to the rice field
In the ridge coating device that detects and controls the vertical movement,
A sled (36) to be attached to the bottom of the body case (3)
The left and right height positions are detected on both left and right sides of the sled (36).
The rice field sensors (51) and (52) are provided, and
Lifting solenoid for raising and lowering the base (3)
Replace (60) with either of the left and right field sensors (51) or (52)
Left and right field sensors are raised by one of the raised detection
(51) The lifting / lowering software is detected by both of the lowering detections of (52).
Lowering the solenoid (60)
Sensor (51) or (52)
And raise the main body case (3) sensitively,
(51) Main unit case
(3) is lowered insensitively, and the body case (3) is unnecessarily
To increase the traction load and slip the tillage
The main body against the rice field
Case (3) The height can be easily maintained and ridge shaping can be performed properly.
It is configured to make it.

This embodiment is configured as described above, and the elevation control of the ridge coater main body case (3) will be described below with reference to the flowchart of FIG.

During the traveling operation, the sled (36) is set down with respect to the rice field, and either the right or left raising switch (58a) or (58b) is detected by the left and right sensors (51) and (52).
When is turned on, the raising control of the ridge coater main body case (3) is performed, while the sled (36) rises to the rice field surface, and the left and right lowering switches (59a) are turned on by the left and right sensors (51) and (52). ) When (59b) is turned on, the lowering control is performed so that the supporting height position of the main body case (3) is kept constant with respect to the rice field, and as a result, the height relationship between the rice field and the ridge surface is reduced. The formation of the ridges, which are kept constant and precise and have a good appearance, is performed. In addition, the left / right raising switch (58
a) If at least one of the switches (58b) is turned on, the raising control is performed, and if both of the left and right lowering switches (59a) and (59b) are on, the lowering control is performed. In this case, it is possible to prevent breakage of the tractor and reduce occurrence of slip in the tractor due to a large drag resistance such as the sled (36).

FIGS. 8 and 9 show a structure in which an elimination blade (62) for forcibly removing straw is attached to the sled (36). The vertical shaft (63) supports the upper and lower bearing members (67) and (68) at 180-degree intervals via a cylindrical shaft (64) and upper and lower horizontal frames (65) and (66) so as to be horizontally rotatable. The blade (62) is vertically movably supported by a screw shaft (69) rotatably supported by members (67) and (68) through a coupling body (70). A slide rod (73) connected to each fixed piece (71) of the left and right lower horizontal frame (66) via a shaft (72).
Is fixed to the upper surface of the sled (36) via the wing bolt (75) by using the other end slot (74) of the vertical shaft (63).
The position of the blade (62) rotatably mounted on the shaft (69) is regulated in the horizontal direction, and the shaft (69) is rotated by operating a handle (76) connected to the screw shaft (69). 69) and guide shaft (77)
The blade (62) is provided so as to be able to move up and down along the slope, and rice cutting straw and the like that easily accumulate between the rear wheel of the tractor and the front of the ridge coating machine during running work are moved along the slope of the blade (62). It is configured to be removed to the left outside of the fuselage. In this case, the straightness of the tractor can be improved by balancing the force with the blade (62) when attaching the coulter (38) or the side disk (40) to the rear end side of the sled (36).

[0020]

[Effects of the Invention] As is apparent from the above embodiment, the present invention is directed to the use of a ridge coating machine via a link mechanism (1) (2) on a traveling body .
The main body case (3) vertically movably to support the present to paddy
Detects and elevation control the vertical height position of the body casing (3)
In front of the sled (36) sliding on the rice field in the ridge coating device
The case (3) is attached to the lower surface, and the sled (36)
Left and right height sensor for detecting height position on both sides (51)
(52), and the body case (3) is raised and lowered.
Right and left field sensors (51) (52)
Move up by either one of
By detecting the lowering of both the rice field sensors (51) and (52)
The lifting member (60) is configured to be lowered.
One of the left and right field sensors (51) and (52)
Body case (3) rises sensitively
The left and right field sensors (51) and (52)
Body case (3) is lowered insensitively by the detection of
And lower the body case (3) more than necessary.
Excessive traction load and slip caused damage to the tillage
Inconvenience can be eliminated, and
Main body case (3) Height can be easily maintained and ridge shaping is appropriate
Can be performed .

[Brief description of the drawings]

FIG. 1 is an explanatory side view of a sled portion.

FIG. 2 is an overall plan view.

FIG. 3 is an overall front view.

FIG. 4 is an overall rear view.

FIG. 5 is an explanatory plan view of a sled portion.

FIG. 6 is a control circuit diagram.

FIG. 7 is a flowchart.

FIG. 8 is an explanatory plan view of a blade unit.

FIG. 9 is an explanatory rear view of the flade portion.

[Explanation of symbols]

(1) Lower link (link mechanism) (2) Top link (link mechanism) (3) Main body case (51) (52) Field sensor (60) Lifting solenoid (lifting member)

Claims (1)

(57) [Scope of request for utility model registration] 1. A link to the travel machine body mechanism (1) Azenuri main body case through the (2) (3) is vertically movably supported to detect the vertical height position of the main body case (3) to the paddy In a ridge coating device that controls lifting and lowering
(36) is attached to the lower surface of the body case (3),
Left and right height position detection sensor on both sides
(51) and (52), and the main body case (3)
The raising and lowering member (60) for raising and lowering the right and left rice field sensors (5)
1) Ascending movement due to detection of any one of (52)
And lower both the left and right field sensors (51) and (52)
A levee coating apparatus characterized in that the elevating member (60) is moved down by detection.