JP3289112B2 - Multi-film cutting apparatus and method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multi-film cutting apparatus and method for cutting, for example, a multi-film covering a crop cultivation surface in a field and opening a transplanting hole.

[0002]

2. Description of the Related Art Conventionally, Japanese Unexamined Utility Model Publication No. 63-191145 is disclosed.
As shown in (1), there has been a technique in which a multi-film is melted by a heater to form a hole for implantation.

[0003]

According to the above prior art, the multi-film surface to which the heater is brought into contact needs to be formed flat, and the multi-film pieces and the soil tend to adhere to the heater to easily lower the melting force. In addition, when the multi-film melts, a bad smell and smoke are generated, and when dew or rainwater adheres to the multi-film, uncut portions are easily left on the multi-film, and the heater is easily damaged. There is a handling problem. In addition, Japanese Unexamined Patent Publication No.
As shown in JP-A-139323, hot air is blown out or solvent
There is also a technology to make holes in multi-film by spraying
However, the size or shape of the holes tends to be uneven, and
The problem that the melted film piece easily adheres to the planting nail of the transplanter
Transplanting seedlings while making holes in multi-film
There is a problem that the work cannot be performed easily.

[0004]

Means for Solving the Problems] However, the present invention includes a fluid reservoir, and a liquid body a pressurized supply pressure generating unit such as water the accumulating portion, a liquid material such as high-pressure water from the pressure generating unit the provided with a jetting portion jetting the multi-film surface, provided with the jet unit having a jet nozzle for ejecting pressurized (such as high pressure water) liquid body vehicle body, rotating the injection nozzle longitudinal axis around Freely provided, pressurized by rotation of injection nozzle
And the liquids intended to be injected in a substantially circular shape in a multi-film surface, injecting from a nozzle was displaced to eject the liquid material, such as high-pressure water in a substantially circular shape, it is attached an injection nozzle into the planting claw front side of the transplanter together they can easily form a transplantation holes, for example, to obtain a liquid material such as water to form a transplantation holes utilized such as irrigation, resulting aims to facilitate such survival promoting transplant seedlings, improved multi-film cutting function as well It is possible to easily improve handling operability and the like.

Further, it provided an injection unit having an injection nozzle for injecting the pressurized (such as high pressure water) liquids to the traveling machine body,
The injection nozzle is provided rotatably about a vertical axis and is pressurized.
Intended to open a substantially circular holes injected into multi-film liquid material from the injection nozzle, the injection nozzle is displaced from ejects liquids such as high-pressure water in a substantially circular shape, the planting claw front side of the transplanter attached an injection nozzle with capable of easily forming an implant hole, for example, to give work to liquids such as water to form an implant hole obtained using such a watering, to facilitate such survival promoting transplant seedlings, mulch film It is possible to easily improve the cutting function and the handling operability.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is an explanatory diagram of a multi-film cutting, FIG. 2 is a side view attached to a vegetable transplanter (Y), and FIG.
In the figure, (1) is a front frame on which the engine (2) is mounted,
(3) is a transmission case connected to the rear end of the frame (1), and (4) is left and right traveling drive wheels that are supported on the transmission case (3) via a left and right transmission case (5) so as to be vertically swingable. Certain rear wheels, (6) are left and right front wheels supported on the front end side of the front frame (1) via an axle frame (7) so as to be able to swing up and down, and (8) is a chassis behind the transmission case (3). A seedling supply device mounted via a frame (9), (10) a seedling mounting device mounted between the left and right rear wheels (4) in the transmission case (3) via a transmission case (11). , (12) are pressure reducing rollers for compressing the upper surface of the ridge (A), (13) is a gauge wheel for supporting the seedling planting device (10) so as to be able to swing up and down, and right and left of the seedling supply device (8). One plant from the seedling tray (15) on the reciprocally movable seedling platform (14) The seedlings with taking out the seedlings extraction claw (16) of vertically movable hopper-shaped planting claw of the retrieved with the seedlings the seedling planting apparatus (10) (1
7), and while the transplanter (Y) is running by operating the steering handle (18), pot seedlings are continuously planted at regular intervals on the upper surface of the ridge (A).

Further, (19) is a lifting / lowering lever, (20) is a planting clutch lever, (21) is a main speed change lever, and (2)
2) is an inter-stock shift lever, (23) is a planting depth adjusting lever, and (24) is a left and right side clutch lever.

Further, as shown in FIG. 1, a water tank (25), which is a fluid reservoir for storing water, and the water tank (25)
Plunger pump (26) and pressure accumulator (27), which are pressure generating units for pressurizing and supplying water as a fluid, and high-pressure water from pressure accumulator (27) on the surface of multi-film (28) covering ridge (A). The injection nozzle (32) of the injection unit (29) is connected to the accumulator (2) via an electromagnetic injection valve (31) having an injection solenoid (30).
7) and a pressure switch (34) for operating the pressure accumulator solenoid (33) when the water pressure of the pressure accumulator (27) drops below a predetermined value.
The clutch (35) is continued by the engine (2)
The plunger pump (26) is driven by the plunger pump (26) to cause the water in the tank (25) to be pumped to the pressure accumulator (27) by the plunger pump (26), and the centrifugal dust collector provided with the suction fan (36) and the suction hose (37). (38)
The suction fan (36) is driven by the engine (2) via the clutch (39), and the tip of the suction hose (37) communicates with the inside of the nozzle cover (40) in which the injection nozzle (32) is provided. When the multi-film (28) is cut by high-pressure water from the injection nozzle (32),
The removed film piece (28a) is passed through a suction hose (3).
7), the cut piece (28a) is collected in the waste case (41).

A shaft pipe (42) provided substantially vertically.
Provided with the injection nozzle (32), and the pipe (42).
A nozzle motor (43) for horizontally rotating the injection nozzle (32) through a spindle pipe (42) is provided, and the injection nozzle (32) is mounted so as to be freely rotatable about the axis of the axis. The injection solenoid (30) is operated by a planting switch (not shown) for detecting the seedling planting operation, and the injection valve (31) is operated by the solenoid (30).
Is opened to inject high-pressure water from the injection nozzle (32), and then the nozzle motor (43) is operated in conjunction with the on-delay of the solenoid (30) to rotate the injection nozzle (32) horizontally while injecting. When the nozzle (32) rotates about one turn, the nozzle motor (43) stops, and then the injection solenoid (30) is turned off in conjunction with the OFF delay, the injection valve (31) is closed, and the multi-film (28) Is cut out in a substantially circular shape to form a transplantation hole (B).

The support shaft pipe (42) is attached to the planting transmission case (11) via a bearing frame (44), and the left and right rear wheels (4) and (4) are located in front of the planting claws (17). The planting transmission case (11) is moved up and down by the planting depth adjusting lever (23) to adjust the height of the planting claws (17). The height of (32) is also adjusted, and the water tanks (25) and (25) are detachably attached via the chassis frame (9) below the spare seedling stands (46) and (46) on both sides of the upper hood (45). The front bumper (47) has a water tank (25) serving also as a front balance weight.

As is apparent from the above description, the water tank (25), which is a fluid storage section, and the water in the water tank (25) are stored.
A plunger pump (26) is a pressurized supply pressure generating portion liquid body, with comprises ejecting portion for ejecting liquids in the multi-film (28) faces the high-pressure water from the plunger pump (26) and (29) Pressurized ( such as high pressure water )
Provided the jet unit having a jet nozzle (32) for ejecting liquid body (29) the vegetable transplanter a traveling machine body (Y),
The injection nozzle (32) is connected to a spindle pipe (4
2) rotatably mounted around, by the rotation of the injection nozzle (32), to inject liquids such as pressurized high-pressure water was in a substantially circular shape in a multi-film (28) plane. Then, the injection nozzle (32) to displace the by ejecting a liquid body such as high-pressure water in a substantially circular shape, transplanter (Y) planting claw (17) holes for implantation attached an injection nozzle (32) on the front side of the together to form, for example, liquids such as water to form an implant hole using such a watering, aims and survival promoting transplant seedlings, mulch film (2
8) To improve the cutting function and the handling operability.

Further, pressurized injection unit having an injection nozzle for ejecting the liquid material (such as high pressure water) (32) (29) provided in the vegetable transplanter (Y), said supporting an injection nozzle (32) axis pipe (42) rotatably mounted around, but to open a substantially circular hole by injecting pressurized liquids from the injection nozzle (32) to the multi-film (28), the injection nozzle (32)
The is displaced by injecting the liquid substance, such as a high-pressure water in a substantially circular shape, transplanter (Y) of the planting claw (17) injected into the front-side nozzle (3
2) together to form an implant hole is attached to, for example, liquids such as water to form an implant hole using such a watering, aims and survival promoting transplant seedlings, improved multi-film (28) cutting function In addition, the handling operability is improved.

FIG. 4 shows an example of a multi-film cutting with a backing structure. A water tank (25) and a plunger pump (26) for pressurizing and supplying water in the tank (25) are shown.
And an accumulator (27), an engine (2) for driving a plunger pump (26), and a fuel tank (48) of the engine (2) in a backing frame (50) having backing bands (49) and (49). Frame for mounting and carrying the operator on his back (50)
And an injection nozzle (3) through a spindle pipe (42) to a hand-held handle (51) held by the operator with his / her hand.
2), and the pressure accumulator (2) is provided via the electromagnetic injection valve (31).
7) and a high-pressure hose (52) connected to the injection nozzle (3).
The injection switch (54) is connected to an up-and-down movable ground sensor (53) provided on the nozzle cover (40), and the injection switch (54) is turned on by detecting the rising ground of the ground sensor (53). By operating the injection valve (31) and the nozzle motor (43) to inject high-pressure water from the nozzle (32), the nozzle (32) rotates once, or the grounding link (5) is raised by raising the grounding sensor (53).
5) is swung to rotate the injection nozzle (32), or the hand lever (56) is operated to swing the grounding link (55) via the wire (57) to eject the injection nozzle (3).
2) is rotated, and the multi-film (28) is cut out in a substantially circular shape to form a transplantation hole (B).
A suction wheel (37) is opened inside the nozzle cover (40) to collect the cut multi-film (28) pieces, and a rolling wheel (58) for supporting the nozzle cover (40) at a predetermined height is provided. The spray nozzle (32) is linearly moved while being supported at a predetermined height by the rolling wheel (58), and the used multi-film (28) is cut in the longitudinal direction. And is configured to be separated and removed.

FIGS. 5, 6, and 7 show examples of self-propelled multi-film cutting, which include left and right side frames (59) (59) extending substantially horizontally in the longitudinal direction of the fuselage.
A side frame (5) is provided via a telescopic support (60).
9) The upper frame (61) is mounted on the upper side so as to be adjustable in height, and the left and right upper frames (61) (61) are
2) The left and right widths are adjusted so as to be freely adjustable by..., And the loading platform (63) is detachably attached to the front side of the upper frame (61) via the square shaft (62), and the water tank (25) is placed on the loading platform (63).
And the square shaft (6) on the rear side of the upper frame (61).
2) Attach the cab (63a) via the engine (2), the hydraulic pump (64) and the hydraulic oil tank (6).
5), the plunger pump (26) and the pressure accumulator (27) are mounted on the cab (63a). The front and rear wheels (66) and (67) are pivotally supported by the side frame (59), and the rear wheels (67) are driven forward and backward by a hydraulic pump (64) and a hydraulic motor (68).

A hydraulic switching case (69) and a steering handle (69) are provided above the rear upper portion of the left upper frame (61).
a), and a forward / reverse lever (70), a left / right turning lever (71), and a working lever (72) are attached to the case (6).
9), and a multi-drum (74) (75) on the middle lower side of the upper frame (61) via a bearing (73).
(76) is detachably attached to the multi-drum (74) (7) via a transmission case (77) for transmitting rotation of the front wheel (66) and a one-way clutch or a friction clutch.
5) Rotate (76) to remove the brush (78) (7)
9) The multi-film (80) is rotated at a higher speed than the drums (74) to (76) in conjunction with the drums (74) to (76), and tension is applied by brushes (78) and (79) for reversing. 28) is wound around drums (74) to (76), while a nozzle holder (81) is provided in front of the loading platform (63).
A pair of left and right injection nozzles (32) and (32) are attached so as to be able to adjust the height via water, and water in the water tank (25) is supplied from the plunger pump (26) and the pressure accumulator (27) to the injection nozzle (3).
2) The multi-film (28) is fed to (32), high-pressure water is jetted from each nozzle (32) (32) to cut the multi-film (28) in the longitudinal direction, and the multi-film (28) is divided into approximately three equal parts in the left-right width direction The film (28) is wound around the drums (74) to (76), and the used multi-film (28) is
Is configured to be stripped.

Further, in each of the above embodiments, the ridge (A)
When cutting a general multi-film (28) covering the upper surface, the diameter of the spray nozzle (32) is about 0.2 mm, the height of the support of the spray nozzle (32) is about 5 to 15 cm, (32) With a water pressure of about 200 kilograms per square centimeter, a high pressure water of about 3 psi is injected from the injection nozzle (32) at a time to form a hole (B) having a diameter of about 5 centimeters. It can be formed on the film (28) and can be irrigated simultaneously with the formation of the hole (B) to promote the survival of the transplanted seedlings, and further by mixing fertilizer or chemicals into the water in the water tank (25). The fertilizer or disinfection can be performed simultaneously with the formation of the hole (B), and only a small hole can be formed without large incision of the multi-film (28) during the growing of the crop. While the fertilizer or disinfection can be performed separately, the spray nozzle (32) is supported in a non-contact manner with respect to the multi-film (28) as compared with the cutting using the conventional heater, so that the influence of unevenness on the surface of the multi-film (28) There is no effect, even if soil adheres, there is no effect by blowing off, no odor or smoke is generated, there is almost no effect even if the support height and angle of the injection nozzle changes, and dew or rainwater etc. There is an advantage that there is no problem even if it adheres to the film (28), and that no preheating time is required.

[0017]

Obviously the present invention from the above examples according to the present invention, the fluid reservoir (25), the accumulating unit (25) pressure supplies pressure generating portion liquids such as water and (26), ejecting unit for ejecting liquids, such as high-pressure water to a multi-film (28) surface from the pressure generating unit (26) provided with a (29), the injection nozzle for injecting the pressurized (such as high pressure water) liquids ( The injection unit (29) provided with the injection nozzle (32) is provided on the traveling body (Y), and the injection nozzle (32) is set on the vertical axis (42).
Provided rotatably around the pressurized liquids by rotation of the injection nozzle (32) intended to be injected in a substantially circular shape in a multi-film (28) surface, the liquid such as high-pressure water by displacing the injection nozzle (32) Since the body is ejected in a substantially circular shape, the implantation hole can be easily formed by attaching the ejection nozzle (32) to the front side of the implantation claw (17) of the transplanter (Y). the liquids, such as water to form available such as watering, and rooting promoting transplant seedlings can be easily achieved, it is possible to achieve such an easy improvement and improved handling operability of the multi-film (28) cutting function You can do it.

Further, it provided in the pressurized running injection unit having an injection nozzle for ejecting the liquid material (such as high pressure water) (32) (29) body (Y), the vertical axis of the injection nozzle (32) (42) Provided to be rotatable around, such as pressurized high-pressure water
Multi-film liquid material from the injection nozzle (32) (28)
Into a substantially circular hole and spray nozzle (3
Since 2) displaces the jetting in a substantially circular shape to liquids, such as high pressure water, readily form an implant hole to attach the injection nozzle into the planting claw (17) the front side of the transplanter (Y) (32) As well as, e.g., water forming an implantation hole.
Available liquids such as watering, and rooting promoting transplant seedlings can easily be achieved, in which the like improve and enhance the handling operability of the multi-film (28) cutting function can be easily achieved.

[Brief description of the drawings]

FIG. 1 is an explanatory view of cutting a multi-film.

FIG. 2 is a side view attached to a vegetable transplanter.

FIG. 3 is a plan view of the same.

FIG. 4 is an explanatory view of a multi-film cutting with a backpack structure.

FIG. 5 is an explanatory side view of a cutting section of the self-propelled multi-film.

FIG. 6 is a plan view of the same.

FIG. 7 is a front view of the same.

[Explanation of symbols]

(25) Water tank (fluid storage part) (26) Plunger pump (pressure generating part) (28) Multi-film (29) Injection part (32) Injection nozzle (42) Support pipe (vertical axis) (Y) Vegetable transplant Machine (running aircraft)

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-61-139323 (JP, A) JP-A-4-189500 (JP, A) Real-life 1988-191145 (JP, U) (58) Survey Field (Int.Cl. ⁷ , DB name) A01G 13/00 302

Claims (2)

(57) [Claims] A fluid storage section (25) and said storage section (2).
5) Pressure generating section (26) for pressurizing and supplying a liquid such as water
A jetting unit (29) for jetting a liquid such as high-pressure water from a pressure generating unit (26) onto the surface of the multi-film (28), and an jetting nozzle (32) for jetting a liquid such as pressurized high-pressure water. The jetting unit (29) provided with a jet is provided on the traveling body (Y), and the jetting nozzle (32) is set on the vertical axis (4).
2) A multi-film cutting device, which is rotatably provided around, and injects a liquid pressurized by the rotation of an injection nozzle (32) into a substantially circular shape on the surface of the multi-film (28). 2. A traveling machine (Y) having an injection section (29) provided with an injection nozzle (32) for injecting a liquid such as pressurized high-pressure water, and the injection nozzle (32) is set on a vertical axis (42).
The pressurized liquid is provided around the injection nozzle (3
2) A multi-film cutting method in which a substantially circular hole is formed by spraying the multi-film (28).