JPH10117609A - Mulching film holder for mulching film covering device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate the necessity of much labor and long time for setting a rolled mulching film to the holder of a mulching film covering device because a bobbin and a core part are matched by each side to adjust the position of right/left, and to elminate the difficulty in setting because of necessitating to always hold the mulching film roll with a human hand at the time of fixing. SOLUTION: In the constitution of arranging the mulching film covering device at the rear part of a traveling farming machine and holding the rolled mulching film roll F in a right/left horizontal direction, one side of the rolled mulching film is supported by a holder H being slidable right and left and the other side is supported by a holder being slidable right and left and rotatable outward.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure in which a ridge shaper and a multi-film covering device are arranged at the rear of a moving agricultural machine such as a tractor or a management machine, and both sides of a multi-film wound in a roll are supported.

[0002]

2. Description of the Related Art Conventionally, in order to cultivate vegetables, ridge shaping has been performed in a field and a multi-film has been laid at the same time. By laying a multi-film, the temperature of the soil can be raised or the temperature can be maintained. To promote the growth of the crop, and to prevent weeds from growing on ridges other than where the crop was planted. A multi-film coating apparatus for mechanically laying the multi-film is also known. One end of a multi-film (hereinafter referred to as a multi-film roll) wound in a roll is pulled out, covered on a shaped ridge, and covered on both sides. I was holding it down. This multi-film roll was supported on both sides by holders.

[0003]

As shown in FIG. 7, a holder H 'of a conventional multi-film roll F has an L-shaped mounting rod 6 on both sides of a pipe-shaped support frame 60.
1 is slidably inserted left and right, and is positioned and fixed by set screws 62. Further, a bobbin 63 formed in a tapered shape for supporting the roll core portion Fa is provided at an inner end of the mounting rod 61. When attaching the multi-film roll F to this holder H ',
First, loosen the set screw 62 on the right side, slide the mounting rod 61 to an arbitrary position and fix it with the set screw 62, support one side of the multi-film roll F on the bobbin 63, and then set the other side. The mounting rod 61 is slid to support the core Fa on the bobbin 63, and then is fixed with the set screw 62. Therefore, it takes a lot of trouble, and it is necessary to always support the multi-film roll F manually at the time of mounting. This made it difficult to set.

[0004]

The problem to be solved by the present invention is as described above. Next, means for solving the problem will be described. That is, in a configuration in which the multi-film covering device is arranged at the rear of the moving agricultural machine and the multi-film wound in a roll shape is horizontally held in a horizontal direction, one side of the multi-film wound in a roll shape is placed on a holder capable of sliding left and right. The other side is supported by a holder that can slide left and right and rotate outward.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A wheel-type moving device according to the present invention will be described. FIG. 1 is an overall side view of a multi-film coating apparatus, FIG.
Is a perspective view, FIG. 3 is a perspective view of a state in which a roll cover is opened, FIG. 4 is a rear view of a multi-film holder, FIG. 5 is a partial rear view of a state in which one side is released, and FIG. It is a side view.

In FIG. 1 and FIG.
The overall configuration of the paper multi-film multi-film coating apparatus C mounted on the rear of the tractor 1 will be described. At the rear of the tractor 1, a rotary tillage device B is mounted as a working machine via a three-link type working machine mounting device A. A universal joint 2 is interposed between a gear box at the front left and right center of the rotary tilling device B and a PTO shaft protruding from the rear surface of the tractor 1, and a transmission shaft and a chain case 3 from the gear box of the rotary tilling device B.
Power is transmitted to the tilling claw shaft via a chain, a sprocket, or the like in the inside, and the cultivating claw 8 planted on the tilling claw shaft is rotated to cultivate the field in an inner fill.

A depth frame 4 protrudes rearward and rearward from the support portion of the rotary tilling device B so as to be vertically rotatable. Gauge wheels 5.5 are pivotally supported below both sides of the depth frame 4. An adjusting link 7 whose length can be adjusted is interposed between the depth frame 4 and the top link support arm 6, and the adjusting link 7 moves the gauge wheel 5.5 by moving a handle 9. Thus, the tillable depth of the rotary tillage device B can be adjusted.

Further, the support frame 1 is provided behind the chain case 3 and the side support on both sides of the rotary tilling device B.
The mounting beam 11 is provided laterally at the rear of the support frame 10, and the stays 12 protrude rearward and downward from both sides of the mounting beam 11. Hereinafter, since it is configured symmetrically, only one side will be described. At the rear lower part of the stay 12, a mounting pipe 14 is installed horizontally so that the vertical position can be adjusted, and a ridge shaping plate 13 is attached to the mounting pipe 14 so that the left and right positions can be adjusted, and ridge shaping is performed simultaneously with tilling.
Further, the grooved arm 1 is provided outside the mounting pipe 14.
5 and the grooved arm 15 and the mounting pipe 14
A spring 17 is interposed between the stay 16 and the stay 16 which is provided downward to urge the grooved arm 15 to rotate downward. It can be kept in the pivot position and can be stored. At the rear of the grooved arm 15, a tread wheel 18 is rotatably supported, and at the rear thereof, a soil covering disk 19 is arranged to constitute a grooved earth covering mechanism.

Then, a support 20 is mounted on the mounting beam 11.
20 is erected, and the multi-film covering device C is mounted on the columns 20. That is, an L-shaped mounting frame 21.2.
1 is fixed, and in this embodiment, the mounting frames 21
The vertical position can be adjusted by inserting and removing a pin from the front of the camera. A multi-film support frame 22 is fixed horizontally below the mounting frames 21 and 21. The multi-film support frame 22 is formed in a rectangular frame shape, and the length of the inner left-right direction is set to the multi-film Fc. It is longer than the width. Support rollers 23 are provided on the front, rear, left and right sides inside the multi-film support frame 22.
23 is rotatably supported on the support roller 2
The work multi-film roll F is mounted so that the multi-film roll F, on which the multi-film Fc is wound, is rotatable in the left-right direction.

[0010] A cylindrical stopper 26 is provided on the rear surface of the intermediate portion of the mounting frame 21, and the stopper 26 and the mounting frame 21 are provided.
A spare multi-film roll F1 can be placed on the top, and the stoppers 26, 26 do not come into contact with the multi-film roll F on the placement portion so as not to hinder the rotation when the multi-film Fc is pulled out. I have to. However, the shape of the stopper 26 is not limited, and may be any as long as the stopper 26 can receive the multi-film roll F1 and can easily get over it when replenishing. Further, a spare multi-film roll F2 can be placed on the space between the spare multi-film roll F1 and the support 20.
By arranging 1 · F2 continuously in the oblique direction, it is possible to prevent the longitudinal direction from becoming long in the front-back direction and the up-down direction. However,
In this embodiment, two spare multi-film rolls can be placed. However, the number may be three or more, and the number is not limited. The left and right sides of the multi-film rolls F, F1, and F2 are held by a multi-film holder H of the present invention described later.

The multi-film supporting frame 2
A cutting device D is arranged at the lower part of 2 so that when the cutting handle 35 is pulled at the end of the field or at the end of the work, a wire is pulled and the multi-film F can be cut in a direction perpendicular to the longitudinal direction. A guide roller mounting frame 24 is mounted at the center of the left and right sides of the multi-film support frame 22 so as to be able to adjust the vertical and vertical positions. The guide roller 25 is rotatably supported by the guide roller mounting frame 24, and a drawer guide mechanism Is composed. The guide rollers 25 are formed in a conical shape corresponding to the shape of the ridge, and are arranged to face each other.

Hinges 30 are disposed at the upper ends of the columns 20, 20 to pivotally support the front part of the roll cover 31, and the roll cover 31 is used to hold the multi-film rolls F, F1, F2. The roll cover 31 holds the spare multi-film rolls F1 and F2 so that they do not drop due to vibration, shaking, or the like. And roll cover 3
1 is provided with a locking member 32 at the rear end thereof.
2 is provided on a mounting body 34 erected on the rear portion of the multi-film supporting frame 22.

In this way, the multi-film roll F
From the support rollers 23, 23, 23, 23, 23, 23, and 23, and from below the guide roller 25, and fixed to the edge of the ridge. For example, the multi-film Fc is pulled out at the same time, the both sides of the multi-film Fc are pressed by the tread wheel 18, the soil is covered by the soil covering disk 19, and the multi-film Fc can be laid on the ridge. it can. Then, when the multi-film Fc runs out, the roll cover 31 is rotated upward and opened, and the spare multi-film F1 is dropped.
It falls on the support rollers 23, 23, 23, 23, and the end can be pulled out to easily continue the coating operation. The spare multi-film roll F2 is received by the stoppers 26, 26.

Next, the structure of the multi-film holder H of the present invention will be described with reference to FIGS. Support pipes 45 are provided on both sides of the front upper surface of the multi-film support frame 22.
Are fixed in the left-right direction, and mounting rods 46, 47 are slidably inserted in the support pipes 45, 45 in the left-right direction.
・ Positioning and fixing are possible by 62. The roll guide 27 is rotatably attached to the mounting rod 46 on one side (the left side in this embodiment), and the roll guide 27 is integrally mounted on the mounting rod 47 on the other side. 3 and 6, the roll guide 27 is formed to have a substantially "A" shape in side view, and the spare multi-film rolls F1 and F2 are pressed by the front upper inclined portion, and the rear lower inclined portion. A plate 27a is provided in the portion, and a long hole 27b is opened in the plate 27a in the vertical direction.
To the multi-film roll F
The bobbin 63 is formed in a conical shape and is rotatable with respect to the mounting shaft 63a so that the bobbin 63 is rotatable with respect to the mounting shaft 63a. To fit.

The structure in which the roll guide 27 is rotatably mounted on the left mounting rod 46 is shown in FIGS.
As shown in FIG. 6, a bracket 49 is provided at an outer end of the mounting rod 46, and the roll guide 2 is provided above the bracket 49.
The lower end of the vertical rod 27c is rotatably supported by a pivot 50, and a spring 51 is interposed between the vertical rod 27c and the mounting rod 46 to move the vertical rod 27c to the multi-film roll F side. It is urged to rotate to. Stoppers 52 and 53 are provided on the left and right of the upper part of the bracket 49 so that the roll guide 27 is stopped by the stopper 52 when the roll guide 27 is turned in the vertical direction, and is stopped by the stopper 53 when the roll guide 27 is turned outward. ing. At this time, the spring 51 is over the dead center and is maintained in a state of turning outward.

In such a configuration, when the multi-film roll F is set, the left multi-film holder H is rotated outward around the pivot shaft 50 so as to be placed on the support rollers 23, 23, 23, 23. The multi-film roll F is placed so as to be at an equal position on the left and right with respect to the machine body, the left multi-film holder H is rotated back in the original direction, the set screw 62 is loosened, and the mounting rods 46 and 47 are attached. And the bobbin 63 is fitted to the core Fa, and the left multi-film holder H is constantly urged by the spring 51 in the direction to hold the multi-film roll F to fix the set screw 62. Thus, the multi-film Fc
When pulling out, the bobbin 63 is appropriately braked by the spring 51, and the inertia force at the time of pulling prevents the multi-film Fc from sagging.

When the multi-film Fc runs out, the left multi-film holder H is pivoted outward about the pivot shaft 50 to remove the bobbin 63 from the core Fa, and the core F
a, the upper spare multi-film roll F1 is lowered, and the right core Fa is fitted to the bobbin 63,
The multi-film holder H on the left side is turned back in the original direction, and the bobbin 63 can be easily set by fitting the core portion Fa.

[0018]

As described above, the present invention has the following advantages. In other words, one side of the multi-film wound in a roll is supported by a holder that can slide left and right, and the other side is supported by a holder that can slide left and right and rotate outward. When replacing the multi-film roll on one side, set it on the bobbin of the holder on one side and rotate the holder on the other side to match the bobbin on the other side when replacing it after use It was possible to set it, and the replacement work could be done easily without tools, and the replacement and setting time could be shortened, and the work efficiency could be improved.

[Brief description of the drawings]

FIG. 1 is an overall side view of a multi-film coating apparatus.

FIG. 2 is a perspective view of the same.

FIG. 3 is a perspective view showing a state where a roll cover is opened.

FIG. 4 is a rear view of the multi-film holder.

FIG. 5 is a partial rear view in a state where one side is released.

FIG. 6 is a side view of the multi-film holder.

FIG. 7 is a plan view of a conventional multi-film holder and a plan view with the multi-film removed.

[Explanation of symbols]

 C Multi-film coating device F Multi-film roll F1 / F2 Spare multi-film roll H Multi-film holder

Claims (1)

[Claims] 1. A configuration in which a multi-film covering device is arranged at the rear of a mobile agricultural machine to hold a multi-film wound in a roll shape in a horizontal direction in a horizontal direction, wherein one side of the multi-film wound in a roll shape can be slid left and right. A multi-film holder for a multi-film coating apparatus, wherein the multi-film holder is supported by a simple holder and the other side is supported by a holder that can slide left and right and rotate outward.