JPH0614601A - Tillage cover structure - Google Patents

Abstract

(57) [Summary] [Purpose] Preventing the adhesion of tilling soil to the tillage cover, and the state in which the ridger is attached and the lid is attached instead of the ridger. Also,
The point is to provide something that can prevent leakage of cultivated soil from the cover. [Structure] Rubber plates 13 and 14 for cultivating soil are stretched over the entire inner surfaces of a lid 8 and a cultivating cover 3 which cover a cultivating cover notch a for charging a ridger B. A rubber plate cutout portion b is provided at a position corresponding to the tillage cover cutout portion a in the rubber plate 13, and an opening edge of the rubber plate cutout portion b is projected from the opening edge of the tillage cover cutout portion a in a state of narrowing the opening. ing.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention, for example, forms a cultivating cover cutout for loading a ridger on a rear cover of a cultivating cover for covering a cultivator, and attaches and detaches a lid for covering the cultivating cover cutout. The present invention relates to a tilling cover structure which is freely provided.

[0002]

2. Description of the Related Art In a tilling cover, the tilling soil repelled by the tilling claws adheres to the inner surface of the tilling cover, and the adhered soil hardens over a long period of time, making it heavy in weight. It was necessary to have a certain amount of capacity for the supporting mechanism and the lifting mechanism, which led to an increase in the size of the structure. Therefore, conventionally, in the state of being close to the inner surface of the tilling cover and along the inner surface thereof, elastically displaceable tilling soil removing plates are respectively stretched to repel the tilling soil and vibrate even if attached. There is a configuration in which it is removed by the method (for example, Japanese Utility Model Laid-Open No. 1-66802).

[0003]

However, since the extending position of the tilling soil removing plate is limited to only the main body portion of the tilling cover, the rear cover portion which is swingably connected to the rear end of the main body portion. Similarly, cultivated soil adhered to the inner surface of the car and the rear cover part became heavy and the swing sensitivity thereof became dull, so that the function as a sensor sometimes deteriorated when used as a ground sensor. An object of the present invention is to improve the soil removal function by sufficiently devising the installation condition of the tilling soil removing plate with respect to the cultivating cover cutout portion for loading the ridger machine formed on the rear cover portion. Even when the machine is installed, it is possible to provide the thing that can reduce the leakage of the tilling soil from the notch of the tilling cover.

[0004]

According to a characteristic feature of the present invention, elastically deformable tilling soil removing plates are stretched in the state of being close to and along the inner surfaces of the tilling cover and the lid, respectively. In addition, a soil removal plate notch is formed at a position corresponding to the tillage cover cutout portion in the first tillage soil removal plate attached to the tillage cover, and an opening edge in the soil removal plate cutout portion is provided with the tillage cover. A second tillage soil removal plate and a first tillage soil removal plate attached to the lid body, with the opening protruding toward the opening edge of the notch so as to narrow the opening and the lid body attached to the tillage cover. The point is that they are overlapped with the opening edge of, and the action and effect are as follows.

[0005]

[Action]

[A] Also in the rear cover part, by stretching the first tillage soil removing plate on the inner surface thereof, the first tillage soil removing plate prevents the first tillage soil removing plate from adhering the tillage soil to the tilling cover, and at the same time, the first tillage soil is removed. Since the soil removing plate is elastically displaceable, it can be prevented from vibrating at the time of work and adhering the cultivated soil repelled from the tilling claws, and the soil once attached can be wiped off. [B] Regarding the provision of this first tilling soil removing plate, a soil removing plate cutout is provided at a position corresponding to the tilling cover notch for loading the ridger, and the tip end thereof is attached when the ridger is attached. It can be inserted into the rear cover part, but since the opening edge of the soil removal plate cutout part protrudes in the direction of narrowing the opening than the opening edge of the tillage cover cutout part, when removing the ridger and attaching the lid, Even if the rear cover of cultivated soil does not leak from the place where the opening edges of the second cultivated soil removal plate and the first cultivated soil removal plate attached to this lid overlap, and even when a ridger is attached. The opening edge of the first tillage removing plate elastically abuts the side surface of the ridger to perform a leak preventing function.

[0006]

As shown in the action [a], the tillage soil can be prevented from adhering to the entire tillage cover, the tillage cover can be prevented from becoming heavy, and the raising and lowering of the tiller and the swinging of the rear cover portion can be performed. You can do it as you please. As shown in the operation [B], the second tillage removing plate provided on the lid body and the first tilling soil removing plate provided at the rear cover portion are overlapped to form a leak preventive structure for the tilling soil. The second cultivating soil removing plate provided on the body is not formed so as to extend beyond the lid, but the opening edge of the soil removing plate notch is formed with respect to the opening edge of the tilling cover notch. When the ridger is attached to the ridger, the protruding opening edge can be brought into contact with the ridger to exert a leak preventing function.

[0007]

EXAMPLE As shown in FIG. 6, a cultivating rotary device A is connected to a rear end of a traveling machine body 1 via a four-link mechanism 2, and a cultivating cover 3 covering the cultivating rotary device A is integrally cultivated. It is attached to the rotary device A and is configured to be able to move up and down as a unit. The transmission case 4 for the cultivating rotary device A is formed in the left-right direction, and a pair of left and right support frames 5 and 5 are extended rearward from the transmission case 4, and the cultivating cover 3 is linked to the support frames 5 and 5. There is. That is, as shown in FIG. 1, the tillage cover 3 is composed of a cover body 3A and a rear cover portion 3B attached to the cover body 3A so as to be vertically swingable, while the support frames 5 and 5 are provided with bosses 5A, 5A is attached, and the support rods 6 extending upward from the rear cover portion 3B are inserted into and supported by the bosses 5A and 5A, respectively, and the support rods 6 are neutrally biased by the springs 7 to form the rear cover portion 3B. Is grounded.

A cultivating cover notch a for charging the ridger B is formed in the rear cover portion 3B, and when the ridger B is mounted, the tip end of the ridger B is removed from the rear cover 3a by the rear cover. It is designed so as to enter the section 3B. When the ridger B is not attached to the cultivating cover cutout portion a, a lid 8 is provided because it is necessary to close the cultivating cover cutout portion a, and the lid body 8 closes the cultivating cover cutout portion a. There is. A leaf spring-shaped pressing plate 9 is fixed to the apex position of the substantially triangular shape of the lid body 8, and channel-shaped receiving members 10 are provided at the other two apexes, respectively, and further, the pressing plate 9 and the receiving member 10 are provided. A handle-type fixing tool 11 for mounting and fixing is arranged on the left and right at an intermediate position. With the above configuration, the lid 8 is attached as follows. As shown in FIGS. 2 and 3 (a), the lid 8 is fitted into the tillage cover notch portion a so that the pressing plate 9 is brought into contact with the upper surface of the rear cover portion 3B, and as shown in FIG. The lower end of the rear cover portion 3B is fitted into the tool 10, and
As shown in FIG.
The lid 8 can be mounted and fixed by fitting it into the notch hole 3C provided in B, sandwiching the rear cover portion 3B between the handle type fixing tool 11 and the receiving plate 12, and tightening the handle type fixing tool 11. In the figure, 22 is a ridger B which extends forward from the mounting frame 26 of the gauge wheel 25.
The mounting frame is formed so that the mounting columns 23 of the ridger B can be inserted and fixed.

A cultivating soil removing plate is attached to the inner surfaces of the cultivating cover 3 and the lid 8 to prevent the cultivation soil from adhering. That is, a rubber plate is adopted as the tilling soil removing plate, and the first tilling soil removing plate 13 is stretched on the inner surface of the cover body 3A and the rear cover portion 3B of the tilling cover 3 and along the inner surface shape thereof. In addition, the second plowing soil removing plate 14 is also formed on the inner surface of the lid body 8 in the same manner.
Is installed. The mounting form is shown in FIG.
As shown in (b), the pedestal 15 is fixed to the cover body 3A and the like, and the plowing soil removing plates 13 and 14 are riveted to the pedestal 15. As a method of fixing the tilling soil removing plates 13 and 14, a method of pressing and fixing a resin pin instead of the rivet may be adopted. In addition, in the lid 8, the second
In order to attach the cultivating soil removing plate 14, an inclined surface is formed on the pedestal 15, and the end portion of the second cultivating soil removing plate 14 is attached to this inclined surface to prevent the cultivating soil removing plate 14 from rolling up. is doing.

Next, a mounting form of the first tilling soil removing plate 13 will be described. A soil removing plate cutout b is provided at a position of the rear cover portion 3B of the first tilling soil removing plate 13 corresponding to the tilling cover cutout a, and the opening edge of the soil removing plate cutout b is opened to the opening of the tillage cover cutout a. It projects so as to narrow the opening with respect to the edge. Therefore, as shown in FIG. 3A, when the lid body 8 is attached to the tillage cover cutout portion a, the lid body 8 is
The second tillage removing plate 14 overlaps with the first tilling soil removing plate 13 of the rear cover portion 3B to prevent leakage of the tilling soil. In this way, as shown in FIG. 3B, by the configuration in which the first plowing soil removing plate 13 on the rear cover portion 3B side is projected toward the opening side, not the second plowing soil removing plate 14 on the lid body 8 side,
When the ridger B is installed, the opening edge of the first tilling soil removing plate 13 comes into contact with the side surface of the ridger B to exert a function of preventing leakage of the cultivated soil.

Next, the internal structure of the engine bonnet 24 of the traveling machine body 1 will be described. As shown in FIG.
The air cleaner 17 is installed above the engine 16 and near the inner surface of the engine bonnet 24, and the suction pipe 19 is extended from the air cleaner 17 to a position near the front grill 18, and the tip of the suction pipe 19 is bent downward, and the tip is directed downward. The intake is c. In this way, the air intake c
Is set to be downward, it is possible to prevent water, dust, and the like entering from the front grill 18 from directly entering the suction pipe 19 even when the tractor is washed with water. Further, an elastic positioning member 21 is interposed above the radiator 20 and between the suction pipe 19 and the inner surface of the engine bonnet 24, and the suction pipe 19 is sandwiched between the upper surface of the radiator 20 and the elastic positioning member 21 for positioning and swinging. In addition to exhibiting a stopping function, the elastic positioning member 21 covers the lateral side surface of the suction pipe 19 so as to have a steady rest function for positioning the suction pipe 19 to the left and right. Further, the suction pipe 19 is positioned in the front-rear direction by the front surface of the radiator 20 and the inner surface of the engine hood 24.

[Other Embodiments] As the first tilling soil removing plate 13, the main body portion may be formed of a hard plate and may be attached to the tilling cover 3 by vibrating with a spring, and may be made of the hard plate. When an elastic material such as a rubber plate is attached to the edge of the main body portion and the ridger B is attached, the elastic material portion elastically comes into contact with the side surface of the ridger B to perform a leak prevention function. You may comprise. Alternatively, a soft resin or the like corresponding to a rubber plate may be used.

It should be noted that reference numerals are given in the claims for convenience of comparison with the drawings, but the present invention is not limited to the configurations of the accompanying drawings by the entry.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state before a lid and a ridger are attached to a cultivating cover.

FIG. 2 is a rear view showing a state in which a lid is attached.

[Fig. 3] (a) Longitudinal side view showing the action part of the pressing plate with the lid attached. (B) Longitudinal side view showing the action part of the first tillage removal plate with the ridger attached.

FIG. 4 is a vertical cross-sectional side view showing the operating portion of the handle-type fixing device with the lid attached.

FIG. 5 is a vertical sectional side view showing the internal structure of the engine bonnet.

FIG. 6 is a side view showing a state in which a ridger is attached to the tiller.

[Explanation of symbols]

 3 Tillage cover 3B Rear cover part 8 Lid body 13 1st tillage soil removal plate 14 2nd tillage soil removal plate B Ridge machine a Tillage cover cutout part b Soil removal plate cutout part

Claims (1)

[Claims] 1. A tillage cover notch (a) for loading a ridger (B) is formed on a rear cover portion (3B) of a tiller cover (3) covering the tiller, and the tiller cover notch ( A tillage cover structure in which a lid (8) covering a) is detachably provided, wherein the tiller cover (3) and the lid (8) are brought close to and along the inner surfaces thereof, Each of the first tillable soil removing plates (1) attached to the tilling cover (3) has elastically deformable tillable soil removing plates (13) (14) stretched.
3) A soil removing plate notch (b) is formed at a position corresponding to the tilling cover notch (a), and an opening edge of the soil removing plate notch (b) is formed at the tilling cover notch (a). )
To the edge of the opening of the
A second tilling soil removal plate (1) attached to the lid body (8) in a state where the lid body (8) is attached to the tillage cover (3).
4) A tilling cover structure in which the opening edge of the first tilling soil removing plate (13) overlaps with each other.