JP2544597Y2 - 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 coating apparatus for continuously forming ridges in a field or the like.

[0002]

2. Description of the Related Art Conventionally, Japanese Utility Model Laid-Open No. 3-83003,
Or as disclosed in Japanese Utility Model Application Laid-Open No. 3-16804.
Attach the ridge shaping plate that forms the ridge to the vibrator, and
Connect the vibrator to the vibrator mounting seat via multiple rocking springs.
There is a technique of hanging .

[0003]

SUMMARY OF THE INVENTION The above prior art is based on a ridge arrangement.
Vibrator and oscillating spring are installed above the front and rear width of the shape plate
Vibrator in front of the rear end of the ridge shaping board.
A swing spring for hanging the rear end and the rear side of the vibrator is installed.
Increase the soil compaction force on the rear end side of the ridge shaping board
And the soil compaction force on the front end side of the ridge shaping board is too large to take in the soil
While soil is insufficient, take in soil at the front end of the ridge shaping board.
If it is performed smoothly, the soil compaction force on the rear end side of the ridge shaping board
Insufficient ridge shaping due to lack. Thus, the ridge shaping board
Of Tsuchitori inclusive workability and furrow fairing rear end of the front side Doshime solid
Ridge shaping function, which cannot improve both workability at the same time
There is a problem above .

[0004]

Means for Solving the Problems However, the present invention provides a continuous
Attach a ridge shaping plate that forms ridges to the vibrator,
Install a plurality of swing springs on the vibrator mounting seat.
In the ridge coating device suspended through the ridge,
Rear end of vibrator and rear suspension of vibrator
Vibration springs for vibration, and
Position the rear end of the ridge shaping plate below the front and rear mounting width of the vibration spring,
Front and rear of the ridge shaping plate with respect to the center of the front and rear mounting width of the oscillating spring
The center of the width is displaced forward, and the rear end of the vibrator
Ridges rather than swinging springs for suspension on the rear side of the vibrator
The rear end of the shaping plate was moved forward, so the vibrator
And the pressing force of the oscillating spring, that is, the ridge shaping plate
The ridge shaping power that prevents it from rising is higher than the front end side of the ridge shaping board.
Becomes larger on the rear end side and increases the soil tightening force on the rear end side of the ridge shaping board
Strength and improvement of soil take-up performance on the front end side of the ridge shaping board.
At the same time, smooth enough soil on the front end of the ridge shaping board.
And firmly compact the soil at the rear end of the ridge shaping board to control the ridge
The shape function can be easily improved .

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. 1 is a right side view of a main part, FIG. 2 is an overall plan view, FIG. 3 is a front view thereof, FIG. 4 is a rear view thereof, and FIG. 5 is a drive explanatory view thereof. 1)
And the ridge coater main case (3) is connected to the top link (2) and pulled by a tractor, and the base of the pre-processing drive case (5) is rocked on the main case (3) via the support shaft (4). A nata claw-shaped pre-processing claw (6) that is movably mounted and breaks the original ridge is provided on the front side of the tip of the drive case (5), and the pre-processing claw (6) that rotates counterclockwise in front view is a pre-processing case. (7), and the pre-processing case (7) is fixed to the drive case (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 make the original row (A)
The mud cover (10) is arranged above the upper surface of the ridge while shaving the side rice field with a 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 fixedly mounted on a vibrator (14) driven via 3), and the shaping plate (12) is vibrated by the vibrator (14), so that the shaping plate (12) is moved from the rotary blade (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.

An elevating cylinder (31) with an electric motor is attached to an intermediate portion of the elevating frame (24), and the tip of a piston (32) of the cylinder (31) is fixed to a fixed shaft (33) on the 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).

Further, a round pipe-shaped sled (36) for sliding on the rice field is supported on the lower surface of the main body case (3) so as to be vertically adjustable, and a sled (37) is provided through a bearing arm (37) having a scraper (mud dropping) function. 36) Coulter (3
8), the coulter (38) is brought as close as possible to the front end of the sled (36) to prevent the straw from being clogged, and the sled (36) is extended via a support arm (39) extending downward from above.
A side disc (40) is attached to the rear end so as to be adjustable in height, and the soil on the rice field cut by the coulter (38) is moved to the ridge by the side disc (40), and the rotary claw (8) and the rotary blade (9) are moved. It is configured to fill the groove formed by the above.

Further, there are provided left and right stands (41) and (42) for lifting and supporting the main body case (3) on the ground, and front and rear casters (43) and (43) are provided on the right stand (42). ) (45) and the stand (41) to the stand holders (46) (47) of the main body case (3).
(42) is detachably attached, and the grip arm (4
8) is mounted on the left side of the main body case (3) so as to be retractable, and the caster (43) is rolled and moved by pulling out and lifting the grip arm (48).

Further, as shown in FIG. 5, the input shaft (19) is connected to the PTO shaft (50) of the transmission case (49) provided on the tractor, and the chain (51) is operated by the shear pin (51) at a torque less than a predetermined value. A pre-processing shaft (53) is connected to the input shaft (19) via a 52), and is pre-processed to the pre-processing shaft (53) via a chain (55) which is interlocked with a predetermined torque or less by a shear pin (54). Claw (6) is connected, and chain (5) is attached to pretreatment shaft (53).
6), the rotary pawl (8) and the blade (9) are connected to each other, and at the rear end of the input shaft (19) penetrating the main body case (3), one end of the rear transmission case (20) is rotatable. One end of the front transmission case (21) is rotatably connected to the other end of the rear transmission case (20), and the output case (57) is rotatably connected to the other end of the front transmission case (21). The flexible wire (13) is connected to the output shaft (58) of the output case (57) for connecting and fixing the vibrator arm (18), and the chain (59) of the rear transmission case (20) is connected to the front (59) of the front case. The output shaft (5) is connected to the input shaft (19) via the V belt (60) of the transmission case (21).
8) are connected to drive the vibrator (14).

Further, as shown in FIGS. 4 and 7, a bracket (6) for connecting the mud cover frame (34) is provided.
1) is integrally fixed to an elevating frame (24), and an elevating cylinder (31) is attached to the bracket (61), between the two elevating pipe frames (29) and (29), approximately parallel to the elevating cylinder (31). 31), and the cylinder (31) and the lifting frame (24) are slid in an obliquely up and down direction by the reciprocating control of the piston (32) of the lifting cylinder (31), and the ridge shaping plate (12) and The vibrator (14) is raised and lowered in the inclined direction of the slope of the ridge (B), and the pipe frames (29) and (29) are raised and lowered by the guidance of the two circular pipe rails (28) (28). An elevating cylinder (31) is mounted substantially at the center between (28) and (28) so as to prevent the rail (28) and the frame (29) from being twisted due to backlash.

Further, as shown in FIG. 6, the lower ends of two parallel links (22) and (23) having substantially the same shape are attached to a vibrator arm (18) formed of one square pipe.
It is rotatably connected by (62), and the auxiliary link (64) is connected to the upper end of the right parallel link (23) via the shaft (63).
And the other end of the link (64) is connected to the lifting frame (24) via a shaft (65). The stopper (66) of the lifting frame (24) shown in FIG. And the upper end of the left parallel link (22) is connected to the lifting frame (24) via the shaft (67), and one end of the bracing link (25) By the shaft (65)
4) and connected to the bracing link (25) at the other end of the slot (6).
8), the pin (69) of the left parallel link (22) is inserted, and a lock arm (71) to be engaged with the pin (69) by the spring (70) is provided on the bracing link (25). In this state, the left parallel link (22) is fixed, the right parallel link (23) is moved upward within the restriction range of the stopper (66), and the lock arm (71) is moved to the pin (69).
By disengaging the parallel link (22) (23) from side to side and floating the ridge shaping plate (12) left and right and up and down, the transmission case (20) behind the rear surface of the main body case (3) is removed. ), The front transmission case (21) and the left end of the vibrator arm (18) are connected, and the left end of the arm (18) is connected to the main body case (3) via the respective cases (20) and (21). Vibrator mounting seat (15) at right end of vibrator arm (18)
Are fixed together.

Further, as shown in FIGS. 1, 6 and 8, the upper ends of the oscillating springs (16) and (17) are fixed to the vibrator mounting seat (15) via upper spring seats (72) and (73). The lower ends of the springs (16) and (17) are
4) is fixed to the support shaft (74) via lower spring seats (75) and (76), and the front and rear lower spring seats (75) (75) and (7).
6) (76) is connected and fixed by two parallel stays (77) and (78), and the upper and lower ends of the springs (16) and (17) are integrally fixed to the mounting seat (15) and the vibrator (14). In addition, the front and rear spring seats (79) (8) are provided between the upper surface of the vibrator (14) and the lower surface of the vibrator mounting seat (15).
0), the horizontal spring (81) is stretched in the front-rear direction, and the vibrator (14) is formed by four springs (16) (17) in the vertical direction and one spring (81) in the front-rear direction.
I support.

An upper end of a stopper bracket (82) is fixed to the rear side of the vibrator mounting seat (15), and a rubber roller (84) is rotatably supported at the lower end of the bracket (82) via a shaft (83). At the same time, one end of a U-shaped pipe (85) having a U-shape in side view is connected to the vibrator (1).
4) It is fixed to the rear surface, a rubber roller (84) is inserted into the U-shaped portion of the pipe (85), and the position of the vibrator (14) is regulated in three directions: front and rear and upward, and the vibrator mounting seat (15) The vibrator (14) restricts the displacement range of the vibrator (14) with respect to the vertical direction. And the lateral displacement of the vibrator (14) is suppressed by the horizontal spring (81), and the vibrator (14) moves forward and backward and upward by the abutment of the rubber roller (84) as a stopper and the U-shaped pipe (85). ) The amount of displacement is kept below a predetermined value, and the vibrator can escape in the case of overload in all directions.

Further, as apparent from FIGS. 1 and 8,
The width of the spring (1) is larger than the width (L1) of the ridge shaping plate (12).
6) The front and rear mounting width (L2) of (17) is made large, and the springs (16) and (17) are mounted on the left and right sides of the reaction force center distance (L3) between the slope of the ridge shaping plate (12) and the upper surface. The width (L4) is formed larger, and the constant of the left spring (16) facing the ridge (B) slope side is made larger than that of the right spring (17) facing the ridge (B) upper surface side. Further, the constant of the horizontal spring (81) is made equal to or larger than that of the left spring (16), and the left and right springs (16) (17) and the vibrator (14) are displaced toward the ridge (B) slope side. It is configured to receive mainly the reaction force from the ridge (B) slope.

As a structure for increasing the constant of the horizontal spring (81) to oppose the longitudinal displacement force, other than the structure in which the horizontal spring (81) is formed by one spring having a large constant as described above. It is also possible to form a horizontal spring (81) by providing a plurality of springs having a small constant, and by improving the lateral (front-back) rigidity of the entire springs (16), (17), (81), the vibrator ( 14) The displacement in the lateral direction can be suppressed.

FIG. 9 shows the swinging springs (16) and (17).
In the above embodiment, the oscillating springs (16) and (17) are formed by straight springs, or the oscillating springs (16) and (17) are formed by conical springs or conical springs. Oscillating spring (16)
By making (17) a conical shape or a conical shape, the fixed side (upper end side) of the springs (16) and (17) has a large diameter,
The springs (16) and (17) are less susceptible to buckling damage due to bending compressive load, so that the springs (16) and (17), which exert a large bending stress, can be prevented from being broken at the fixed end, and have a straight spring type. As a result, the natural frequencies of the springs (16) and (17) are higher, and the springs (16) and (17) can be prevented from being damaged by resonance.

[0021]

[Effects of the Invention] As is clear from the above embodiments, the present invention provides a ridge shaping plate (12) for continuously forming ridges by vibrating.
And attach the vibrator (14) to the
A plurality of oscillating springs (16) (1
7) In the ridge coating device suspended via
2) Behind the rear end of the vibrator (14) Rear end
And a vibrator (14) swinging spring (1
6) Arrange (17), vibrator (14) front and rear
Within the front and rear mounting width (L2) of each of the oscillating springs (16) and (17)
Position the rear end of the ridge shaping plate (12) downward, and
(16) Ridge against center of front and rear mounting width (L2) of (17)
The center of the front-rear width (L1) of the shaping plate (12) is displaced forward.
The vibrator (14) rear end and vibrator
Oscillating spring (16) (1)
The rear end of the ridge shaping board (12) is displaced to the front rather than 7).
Therefore, the vibrator (14) and the oscillating spring (16)
The pressing force of (17), that is, the ridge shaping plate (12) is
The ridge shaping power that prevents the ridge from rising
Becomes larger on the rear end side than on the front end side, after the ridge shaping board (12)
Strengthening of the soil compaction force at the end side, and at the front end side of the ridge shaping plate (12)
To improve both the soil uptake performance of
Take a sufficient amount of soil smoothly at the front end of the ridge shaping plate (12).
Ridge and ridge shaping board (12)
The shaping function can be easily improved .

[Brief description of the drawings]

FIG. 1 is a right side view of a vibrator unit.

FIG. 2 is an overall plan view.

FIG. 3 is a front view of the same.

FIG. 4 is a rear view of the same.

FIG. 5 is an explanatory diagram of the same drive.

FIG. 6 is a rear view of the vibrator unit.

FIG. 7 is a rear view of the elevating cylinder unit.

FIG. 8 is an enlarged rear view of the vibrator unit.

FIG. 9 is an enlarged rear view of a vibrator section showing a modification.

[Explanation of symbols]

 (12) Ridge shaping plate (14) Vibrator (15) Vibrator mounting seat (16) (17) Oscillating spring

Claims (1)

(57) [Scope of request for utility model registration] A ridge shaping plate for continuously forming ridges (12)
Is attached to the vibrator (14), and the vibrator (1
4) Install a plurality of oscillating springs on the vibrator mounting seat (15).
(16) In the ridge coating device suspended through (17),
Behind the rear end of the ridge shaping plate (12)
4) rear end and vibrator (14) for rear suspension
Oscillating springs (16) and (17) are provided, and vibrator
(14) Front and rear arrangement of each swing spring (16) (17) on the front and rear sides
Position the rear end of the ridge shaping plate (12) below the inside of the width (L2).
And the front and rear mounting width (L) of the oscillation springs (16) and (17).
2) In front and rear width (L1) of ridge shaping board (12) with respect to center
A ridge coating device characterized in that the heart is displaced forward .