JPH104708A - Structure of drive system in levee-plastering machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify the structure of a drive system and provide a small sized and light levee-plastering machine. SOLUTION: A levee-plastering machine, which is connected to a traveling machine and forms a new levee by traveling along an old levee, is driven by a power takeout shaft of the traveling machine. A drive case 1 is fixed in the rear part of a traveling machine, a claw shaft cafe 6 is protrusively installed on one side of the drive case 1 in the direction almost perpendicular to a proceeding direction and slanting downward. A base end of the claw shaft is inserted through inside of the claw shaft case 1 and plural tilling claws are protrusively installed with spaces on the tip end of the claw shaft along the longitudinal axis. A power input shaft 9 is inserted through the inside of the drive case 1 and protruded in front of the drive case 1, the power takeout shaft is connected to be interlocked with the power input shaft 9 and the claw shaft is also connected to be interlocked with the power input shaft 9.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drive system structure for a ridge coater.

[0002]

2. Description of the Related Art Conventionally, a ridge coater that is connected to a traveling machine and forms a new ridge while traveling along an old ridge, and is driven by a power take-off shaft of the traveling machine, There is one in which a rotary unit is connected to the rear of the traveling machine via a drive mechanism including a sprocket and a chain belt, and a ridge forming unit is further connected to the rear of the rotary unit via a drive mechanism.

[0003]

However, in the conventional ridge coater, since the drive mechanism is composed of a splot or a chain belt, the structure of the drive system is complicated, and it is easy to manufacture. Is not something you can do,
The weight was also heavy.

[0004]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention relates to a ridge coating machine which is connected to a traveling machine and forms a new ridge while traveling along an old ridge. In the drive system structure of the ridge coating machine driven by the power take-off shaft of the machine, a drive case is attached to the rear of the traveling machine, and the claw shaft case is mounted on one side of the drive case in a direction substantially perpendicular to the traveling direction of the traveling machine , And project downward in an inclined manner, insert the base end side of the claw shaft into the claw shaft case, and insert a plurality of rows of tilling claws on the tip side of the claw shaft along the axis. The power input shaft is inserted into the drive case, and the power input shaft is protruded forward of the drive case, and the power input shaft is interlocked with the power input shaft. The interlocking connection of the claw shaft is also made.

A drive case is mounted behind the traveling machine, a hydraulic pump is arranged close to the rear of the drive case, and a power input shaft is inserted into the drive case. The power input shaft is protruded, and the power take-off shaft is interlocked to the power input shaft and the hydraulic pump is interlocked, and a hydraulic motor is interlocked to the hydraulic pump.
The vibrator attached to the ridge forming body that forms the new ridge will be linked and connected.

[0006]

Embodiments of the present invention will be described below with reference to the drawings.

In FIG. 1, A is a ridge coater, and the ridge coater A is connected to the rear of a traveling machine B such as an agricultural tractor via a three-point link mechanism as a traction link so as to be movable up and down. While traveling along the edge of the field,
It is configured to be able to perform ridge coating work by receiving power from the power take-out shaft.

The ridge coater A mainly includes a drive case 1 connected to the rear end of the three-point link mechanism to support each part of the ridge coater A, and a rotary portion formed at a position on the right side of the drive case 1. 2 and a ridge forming part 3 supported by a ridge forming part elevating mechanism 4 attached to the drive case 1 at a position behind the rotary part 2.

The drive case 1 has a rectangular box-shaped gear box 5 formed at a position immediately behind the power take-off shaft, and a hollow pipe-shaped claw shaft case 6 is provided on the right side wall of the gear box 5 with its axis lined at the lower right of the body. The case support 8 is formed on the left side wall of the gear box 5 so as to be horizontal toward the left side of the fuselage, and a three-point link mechanism is provided above the gear box 5. At the same time, the rear end of the top link is rotatably pivoted, and mounting plates 7, 7 'are formed at the left end of the case support 8 and the middle part of the claw shaft case 6, and the mounting plates 7, 7' are respectively provided. The rear ends of the lower links of the left and right lower links of the three-point link mechanism are pivotably connected to each other, and the lifting / lowering mechanism provided on the traveling machine B allows the levee coating machine A to be moved up and down.

The rotary portion 2 is formed at the distal end of the claw shaft case 6, the claw shaft 10 is inserted into a hollow portion of the claw shaft case 6, and a driven bevel gear attached to the base end of the claw shaft 10. 12
And a power transmission bevel gear 13 mounted in the middle of the power input shaft 9 interlockingly connected to the power take-off shaft in the gear box 5 so that the rotational force serving as power from the power take-off shaft is inclined downward and to the right. It can be transmitted to the claw shaft 10 that extends.

Further, at the tip of the claw shaft 10, five rows of tilling claws 11 whose tip is bent outward are attached at regular intervals along the axial direction of the claw shaft 10, and tillage of each row is performed. Claws 11
Is formed so as to be shorter as the row of the tilling claws 11 located on the tip side of the claw shaft 10 so that the substantially horizontal rice field E can be excavated substantially uniformly.

In addition, a rotary cover 14 is formed at an upper position of the rotary portion 2 so as to cover the tilling claw 11, and a fixed support member constituting a ridge forming portion elevating mechanism 4 described later.
A base end of a hollow pipe-shaped rotary cover support 16 is projected from the front of 43 with an axis line extending in the front-rear direction of the fuselage, and a rotary cover rotation shaft 15 is inserted into the rotary cover support 16 and the rotary cover is rotated. The axis of the cover rotation shaft 15 is bent at a substantially right angle toward the lateral width direction of the fuselage in the middle part, the rotary cover 14 is attached to the tip of the rotary cover rotation shaft 15, and the rotary cover 14 is supported by the rotary cover. It is configured so that it can be flipped up around the axis of the body 16, a flat plate-shaped receiving body 18 is horizontally mounted on the tip of the rotary cover support 16, and a flat plate stopper is provided in the middle of the rotary cover rotating shaft 15. When the ridge coater A is in use, the receiving body 18 and the stopper 17 are fixed in contact with each other. That is, the rotary cover 14 is
It can be turned upside down between a use position where it covers just above 11 and a non-use position where it jumps upward and opens just above the tilling claw 11. Reference numeral 19 denotes a detent pin, and reference numeral 20 denotes a rotary cover rotation lever.

Below the rotary cover 14, a base end of a flat guide plate 21 is attached to the tip of the claw shaft case 6 so as to be orthogonal to the axis of the claw shaft case 6.
21 is bent slightly toward the rear of the fuselage from the middle, and formed so as to cover the rear of the tilling claw 11 which rotates the soil collecting guide 21a, and further, a plate-shaped scraper 22 is provided below the soil collecting guide 21a. The tilling claw 11 is formed in a curved shape along the rotation locus of the tip. Reference numeral 50 denotes a rubber cover attached to the outer peripheral edge of the rotary cover 14 downward.

The ridge forming section 3 elastically supports the vibrator 39 at the tip of the ridge forming section 3 support mechanism attached to the rear position of the drive case 1, and bends substantially below in a rear view at the lower portion of the vibrator 39. The substantially rectangular plate-shaped ridge formed body 40 is fixed via a connecting body 54.

The ridge forming section elevating mechanism 4 has a cylindrical support frame 25 projecting upward from the gear box 5 of the drive case 1 with its axis protruding toward the rear of the body. The guide body 33 is mounted with the guide body 33 inclined in the lower right direction, and the upper end of the lateral support rod 34 is loosely fitted to the lateral guide body 33 so that it can slide up and down in the direction of extension of the lateral guide body 33. Support rod 34
The vertical guide body 35 is loosely fitted to the lower end of the vertical guide body 35 in a state of being inclined downward and to the left, and a vertical support rod 36 is attached to the vertical guide body 35 so as to be slidable in the direction in which the vertical guide body 35 extends. At the lower end of the support rod 36, the lower end of an elevating cylinder 37, which is rotatably mounted in the left-right width direction of the body, is swingably mounted.
A vibrator 39 is attached to the tip of the device via a vibrator support 38. 44 is a mounting plate for the support frame 25, and 49 is a roller.

The vibrator 39 has four vertical springs 41 interposed between the four corners of the vibrator support 38 and the upper surface of the vibrator 39, and a spring support 52 suspended from the lower surface of the vibrator support 38. A horizontal spring 42 is interposed between the spring vibrator 39 and a spring stopper 53 erected above the vibrator 39, and is supported so as to be able to vibrate vertically and horizontally with respect to the vibrator support 38. The horizontal spring 42 is formed such that the pitch at the center is large and the pitch at both ends is small.

The vibrator 39 connects a hydraulic motor 56 to the hydraulic pump 24 disposed behind the drive case 1 through a hydraulic pipe 48, and rotates the eccentric weight inside the vibrator 39 by the hydraulic motor 56. The hydraulic pump 24 is connected to the power input shaft 9 in an interlocking manner.

That is, a vertically-long rectangular box-shaped chain case 23 is formed immediately behind the gear box 5, and the hydraulic pump 24 is directed axially in the longitudinal direction of the body at a position immediately behind the lower part of the chain case 23. Chain case 23
Inside, the power input shaft 9 penetrating through the gearbox 5
A drive sprocket 28 is attached to the end of the hydraulic pump 24, and a driven sprocket 29 is mounted in the middle of the rotating shaft 51 of the hydraulic pump 24, and a chain belt 30 is suspended between the driven sprocket 28 and the driven sprocket 29.

A hydraulic oil tank 26 is mounted on the right side of the gear box 5 via a support 27. That is, the hydraulic oil tank 27 is disposed on the opposite side of the rotary body 2 and the ridge forming section 3 with respect to the power input shaft 9 and the machine body.

Further, the tip of the rotating shaft 51 of the hydraulic pump 24 extends forward of the front wall of the chain case 23, and a cooling fan 31 is attached to the tip thereof. The fan cover 32 is attached to surround the fan cover 32, a ventilation hole 32b is formed in the front side wall of the fan cover 32, and a cooling air guide 32a is formed on the left edge of the fan cover 32 to extend obliquely toward the left rear of the fuselage. The cooling air from the cooling fan 31 is guided to the hydraulic oil tank 26 side.

The position directly below the ridge forming section lifting mechanism 4 and on the side where the ridge forming section 3 is disposed, that is, the position facing the ridge forming section 3 around the right lower link (mounting plate 7 '). , A hollow rolling wheel 47 is disposed.
Is rotatably and vertically slidable at the rear end of a rolling wheel support frame 45 attached to the rear of the machine body at the base end side lower part of the claw shaft case 6 via a cylindrical rolling wheel support 46. Installed.

The present invention is configured as described above. When the ridge coater A is operated while the ridge coater A is pulled by the traveling machine B along the ridge, the claw shaft 10 rotates to move the ridge coater A closer to the old ridge C. The field surface E and the slope F of the old ridge C are excavated, and the soil is raked over the old ridge C. Shaped into a vibrator
At 39, a strong new ridge D is formed by vibrating the ridge molded body 40 to compact the soil.

Then, the drive case 1 is attached to the rear of the traveling machine B, and the claw shaft case 6 is arranged on one side of the drive case 1 in a direction substantially perpendicular to the traveling direction of the traveling machine B and downward. A plurality of rows of tilling claws 11 are protruded in an inclined manner, and the base end side of the claw shaft 10 is inserted into the claw shaft case 1 and the tip side of the claw shaft 10 protruded from the claw shaft case 1. Are protruded at intervals along the axis, so that the rotation direction of the tilling claw 11 and the traveling direction of the traveling machine B coincide with each other. B does not require extra horsepower and does not affect straightness.

Further, the power input shaft 9 is inserted into the drive case 1 and the power input shaft 9 is projected forward of the drive case 1 so that the power take-out shaft is connected to the power input shaft 9 in an interlocking manner. The interlocking connection of the claw shaft 10 simplifies the drive system structure of the ridge coater A, reduces the number of parts, facilitates manufacture, and reduces weight. be able to.

A drive case 1 is mounted behind the traveling machine B, and a hydraulic pump 24 is mounted behind the drive case 1.
Are arranged close to each other, the power input shaft 9 is inserted into the inside of the drive case 1, and the power input shaft 9 is projected forward of the drive case 1, and the power take-out shaft is connected to the power input shaft 9 in an interlocking manner. The hydraulic pump 24 is interlocked and connected, and a hydraulic motor 56 is interlocked and connected to the hydraulic pump 24,
Since the vibrator 39 attached to the ridge forming body 40 forming the new ridge D is interlockingly connected to the hydraulic motor 56, a complicated interlocking mechanism between the power input shaft 9 and the vibrator 39 is not required, as described above. In addition, the drive system structure of the ridge coater A can be simplified, the number of parts can be reduced, the manufacture can be easily performed, and the weight can be reduced.

[0026]

The present invention is embodied in the form described above and has the following effects.

(1) According to the first aspect of the present invention, a drive case is attached to the rear of the traveling machine, and a claw shaft case is provided on one side of the drive case in a direction substantially perpendicular to the traveling direction of the traveling machine. , A plurality of rows of tilling claws are provided on the tip side of the claw shaft protruding downward from the claw shaft and projecting from the claw shaft case. Are protruded at intervals along the axis, so that the rotation direction of the tilling claw and the traveling direction of the traveling machine match, so that the tilling by the cultivating claw does not hinder No horsepower is required and straightness is not affected.

In addition, the power input shaft is inserted into the drive case, and the power input shaft is projected forward of the drive case. The power take-off shaft is interlocked to the power input shaft and the pawl shaft is interlocked. As a result, the drive system structure of the ridge coater can be simplified, the number of parts can be reduced, manufacturing can be performed easily, and the weight can be reduced.

(2) According to the second aspect of the present invention, the drive case is mounted behind the traveling machine, and the hydraulic pump is arranged close to the rear of the drive case, and the power input shaft is provided inside the drive case. While inserting, the power input shaft is projected forward of the drive case, the power input shaft is interlocked with the power input shaft and the hydraulic pump is interlocked, and the hydraulic pump is interlocked with the hydraulic pump,
Since the hydraulic motor is interlocked with a vibrator attached to a ridge forming body that forms a new ridge, a complicated interlocking mechanism between the power input shaft and the vibrator is not required, and is the same as the present invention according to claim 1. In addition, the drive system structure of the ridge coater can be simplified, the number of parts can be reduced, the manufacture can be performed easily, and the weight can be reduced.

[Brief description of the drawings]

FIG. 1 is a plan view of a ridge coater according to the present invention.

FIG. 2 is a rear view of the same.

FIG. 3 is a rear view of the rotary unit.

FIG. 4 is a plan view of a drive system.

FIG. 5 is a sectional view of the same.

[Explanation of symbols]

 A ridge coater B traveling machine C old ridge D new ridge E rice field 1 drive case 2 rotary part 3 ridge forming part 4 ridge forming part elevating mechanism 5 gear box 6 claw shaft case 9 power input shaft 10 claw shaft 11 cultivation claw 14 rotary Cover 15 Rotary cover rotation axis 16 Rotary cover support 17 Stopper 18 Receiver 21a Shutter guide 22 Scraper 23 Chain case 24 Hydraulic pump 25 Support frame 26 Hydraulic oil tank 31 Cooling fan 32 Fan cover 39 Vibrator 40 Row molding 41 Vertical spring 42 Horizontal spring 47 Rolling wheel 56 Hydraulic motor

Claims (2)

[Claims] 1. A ridge coating machine connected to a traveling machine (B) for forming a new ridge (D) while traveling along the old ridge (C), and taking out power of the traveling machine (B). In the drive system structure of the ridge coating machine driven by the shaft, the drive case (1) is attached behind the traveling machine (B), and the claw shaft case (6) is mounted on one side of the drive case (1). (B), projecting obliquely downward and in a direction substantially perpendicular to the direction of travel, and inserting the base end of the claw shaft (10) into the claw shaft case (1). A plurality of rows of tilling claws (11) are protruded from the tip side of the claw shaft (10) at intervals along the axis, and the power input shaft (9) is mounted inside the drive case (1). Insert the power input shaft (9) in front of the drive case (1).
And a power input shaft (9) interlockingly connected to the power take-off shaft and a pawl shaft (10) interlockingly connected thereto. 2. A ridge coating machine connected to a traveling machine (B) to form a new ridge (D) while traveling along the old ridge (C), and taking out power of the traveling machine (B). In the drive system structure of the ridge coating machine driven by the shaft, the drive case (1) is installed behind the traveling machine (B), and the hydraulic pump (24) is placed close to the rear of the drive case (1). The power input shaft (9) is inserted into the drive case (1), and the power input shaft (9) is inserted in front of the drive case (1).
And the power input shaft (9) is connected to the power take-out shaft and the hydraulic pump (24) is connected to the hydraulic pump (24), and the hydraulic pump (24) is connected to a hydraulic motor (56). A ridge formed to form a new ridge (D) on the hydraulic motor (56)
A drive system structure for a ridge coater, wherein a vibrator (39) attached to (40) is interlocked and connected.