JP2003210021A - Agricultural implement - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an agricultural implement capable of working in a good efficiency. <P>SOLUTION: This agricultural implement 1 is equipped with a separating conveyer 31 for separating an agricultural crops A and contaminants B. A shoot-mounting body 51 is fixed at the separating conveyer 31. A movable shoot 52 is attached at the shoot-mounting body 51 as capable of switching positions between a conveying position and non-conveying position. In the state that the movable conveyer is positioned in the conveying position, the agricultural crops A fall down into a container W from the separating conveyer 31 through the movable shoot 52. In the state that the movable conveyer 52 is positioned as the non-conveying position, the agricultural crops A fall down from the separating conveyer 31 into the container W without passing through the movable shoot 52. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an agricultural work machine capable of working efficiently.

[0002]

2. Description of the Related Art A conventional agricultural working machine is, for example, a lifting conveyor for picking up and carrying agricultural products, and a guide body provided at the upper end of the lifting conveyor for carrying agricultural products from the lifting conveyor to a container. And (for example, refer to Patent Document 1).

[0003]

[Patent Document 1] Japanese Utility Model Laid-Open No. 4-106928 (second section)
(Page, Figure 1)

[0004]

However, in the above-mentioned conventional agricultural working machine, there is a possibility that agricultural products cannot be properly accommodated in, for example, a container. Therefore, for example, a separation conveyor that is provided at the upper end of the lifting conveyor to separate agricultural products from foreign matters, a chute attachment body provided on the separation conveyor, and a fixed chute detachably attached to the chute attachment body. The configuration provided with is adopted.

However, in such a conventional agricultural working machine,
For example, there is a problem that the work for attaching and detaching the fixed chute to the chute attachment body is troublesome and the work cannot be performed efficiently.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an agricultural working machine capable of working efficiently.

[0007]

An agricultural working machine according to a first aspect of the present invention comprises a chute mount and a movable chute attached to the chute mount so that the position can be changed between a transport position and a non-transport position. When the movable chute is in the transport position, the agricultural produce is transported by the movable chute and stored in the container, and when the movable chute is in the non-transporting position, the agricultural produce is transported by the movable chute. It is accommodated in the container without being.

Then, when the movable chute is located at the carrying position, the agricultural produce is carried by the movable chute and stored in the container, and when the movable chute is located at the non-transporting position, the agricultural produce is carried by the movable chute. Since it is accommodated in the container without being necessary, it is not necessary to perform the chute attachment / detachment work, and the work is efficiently performed.

The agricultural working machine according to a second aspect of the present invention is the agricultural working machine according to the first aspect, further comprising a stopper body that prohibits the agricultural products from the movable chute from trying to move out of the container.

Further, since a stopper body for prohibiting the agricultural products from the movable chute from attempting to move out of the container is provided, the agricultural products can be properly accommodated in the container, as compared with the structure without the stopper member.

According to a third aspect of the present invention, there is provided the agricultural work machine according to the second aspect, wherein the movable chute is repositioned between a transport position and a non-transport position in response to an operation of the stopper body.

Further, since the position of the movable chute is changed between the carrying position and the non-conveying position according to the operation of the stopper body, the position of the movable chute can be easily changed by operating the stopper body.

An agricultural working machine according to a fourth aspect comprises a chute mount and a movable chute mounted on the chute mount so as to be vertically rotatable between a first transport position and a second transport position. In the state in which the chute is located at the first transport position, the produce is transported diagonally downward by the movable chute and stored in the container, and in the state in which the movable chute is located at the second transport position, the produce is movable. It is conveyed diagonally below the other by a chute and is housed in a container.

Then, when the movable chute is located at the first transfer position, the agricultural products are transferred diagonally downward by the movable chute and stored in the container, and when the movable chute is located at the second transfer position, the agricultural products are transferred. Since the movable chute conveys it diagonally downward to the other side and stores it in the container, it is not necessary to perform chute attachment / detachment work, and the work can be performed efficiently.

In the agricultural working machine according to the fifth aspect of the present invention, the movable chute can be switched between the first transport position and the second transport position by operating the switching lever.

It is possible to easily switch the movable chute between the first transport position and the second transport position by operating the switching lever.

[0017]

BEST MODE FOR CARRYING OUT THE INVENTION A configuration of an embodiment of an agricultural working machine of the present invention will be described below with reference to the drawings.

In FIG. 1, reference numeral 1 is an agricultural working machine, and this agricultural working machine 1 is a harvesting machine such as a towed onion picker detachably attached to a tractor T which is a towing vehicle as a traveling vehicle. The agricultural work machine 1 harvests the crop A from the field H, that is, picks up the crop A from the field H while moving forward (moving direction X) on the field H by traveling (traction operation) of the tractor T, and the container W. It is to be housed inside.

The crop A, which is an object to be harvested, is a root vegetable such as onion, which is land-dried on the ridge of the field H. Further, the container W is a box-shaped mini-container or the like having a substantially rectangular parallelepiped outer shape and an open top.

As shown in FIG. 1, this agricultural working machine 1 is provided with a machine body 2 connected to a tractor T, and the machine body 2 has a machine frame 3 having a substantially longitudinal shape in the vertical direction.

At the lower front end of the machine casing 3, there is provided a three-point connecting means 5 which is a traveling vehicle connecting means. The three-point connecting means 5 is connected to a rotatable three-point link mechanism (three-point hitch) T1 which is a support device for raising and lowering the work machine of the tractor T. The three-point connecting means 5 is composed of a top mast 7 having a top pin 6, a pair of left and right lower arms 9 having a lower pin 8, and the like. The three-point link mechanism T1 is, for example, a top link telescopic type, and is composed of a top link a having a rod a1 that can move forward and backward, a pair of left and right lower links b, and the like.

An input shaft 10 for inputting the power from the tractor T is rotatably provided at the center of the lower front end of the machine casing 3. The input shaft 10 is a PTO shaft (not shown) of the tractor T. ) Via a universal joint or the like.

Further, at the lower end of the machine casing 3, there is provided a scraping device 11 for scraping the agricultural products A on the field H and discharging the agricultural products A rearward.

The scraping device 11 is a rotary shaft in the left and right horizontal directions.
A blade mounting body 13 is integrally attached to the rotary shaft 12, and four blades 14 are attached to the blade mounting body 13, respectively.

The power from the input shaft 10 is transmitted to the transmission means 15.
When it is transmitted to the rotary shaft 12 of the scraping device 11 via
12 is driven and rotated in a predetermined direction, and the scraping blades 14 move the rotation shaft 12
Rotates together with. As a result, the crop A on the field H is scraped by the scraping blades 14 and discharged backward.
Ride on the scooping body 16 which is inclined downward in the front. The hoisting body 16 includes a plurality of bar members 17 arranged in the left-right direction at intervals.
Etc.

Further, the machine frame 3 is provided with a lifting and carrying conveyor 21 which is a carrying means for receiving the crop A from the scooping body 16 and lifting and carrying it diagonally upward and rearward to a predetermined height position. .

The lifting / conveying conveyor 21 has a horizontal drive shaft 22. The drive side sprockets 23, which are rotating bodies, are integrally attached to both ends of the drive shaft 22. Further, the lifting conveyer 21 has a left and right horizontal driven shaft 24, and a driven side sprocket 25, which is a rotating body, is integrally attached to both ends of the driven shaft 24.

Further, a pair of left and right chains 26, which are revolving bodies, are wound around the driving side sprocket 23 and the driven side sprocket 25, which are spaced apart from each other and face each other. A plurality of horizontal rods 27 are bridged horizontally. Each rod 27
A plurality of transfer claws 28 on which the agricultural product A is placed are projected on the.

The power from the input shaft 10 is transmitted to the transmission means 15.
When it is transmitted to the drive shaft 22 of the lifting / conveying conveyor 21 via the drive shaft 22, the drive shaft 22 and the driven shaft 24 are driven and rotated in a predetermined direction, and both chains 26 are driven and rotated in a predetermined direction.
28 rotates together with both chains 26.

As a result, the crop A from the scooping body 16 is
The sheet is received by the conveying claw 28 and is lifted and conveyed obliquely upward and rearward while being placed on the conveying claw 28. The lifting conveyor 21 receives the agricultural product A from the scooping body 16 and also the contaminant B such as grass, and lifts and conveys the contaminant B together with the agricultural produce A.

Further, in the vicinity of the upper end of the machine frame 3, the agricultural product A from the upper end of the lifting conveyor 21 is positioned at a predetermined work position (inclined backward and downward as shown by the solid line in FIG. 1). And the foreign matter B is received at the front end side, and then the agricultural produce A and the foreign matter B are separated, and the necessary agricultural produce A is transported obliquely downward and rearward so as to slide down on the transport surface 30 on the upper surface, and the unnecessary foreign matter is removed. A separating conveyor 31, which is a protruding conveying means for carrying B on the conveying surface 30 and conveying it obliquely upward and forward, is provided rotatably in the vertical direction while protruding rearward from the rear end of the machine frame 3. ing.

That is, the upper rear end of the machine body 2 has a vertically movable separation conveyor for separating the crop A and the foreign matter B.
31 is provided rotatably in the vertical direction such that the rear end side, which is the other end side, moves up and down around the horizontal rotation center axis line α of the front end side, which is the one end side, of this separation conveyor 31. . The separation conveyor 31 is driven by the power from the lifting and conveying conveyor 21.

As shown in FIGS. 4 and 5, the separation conveyor 31 has a pair of left and right rotatable conveyor frames 32 formed in the shape of an elongated rectangular plate and facing each other with a space therebetween. The front end portion is rotatably attached to the conveyor attachment portion 33 of the machine body 2.

A drive roller 35, which is a rotating body whose axial direction coincides with the left and right horizontal directions, is horizontally bridged over the front end portions of the pair of left and right conveyor frames 32, and the rear end portions of the pair of left and right conveyor frames 32 are provided. A driven roller 36, which is a rotating body whose axial direction coincides with the horizontal direction in the left and right direction, is horizontally laid across.

Further, a transport belt 37 such as an endless flat belt is rotatably wound around the pair of driving roller 35 and driven roller 36 which are spaced apart and opposed to each other in the front-rear direction. The upper surface of the conveyor belt 37, that is, the front surface of the conveyor belt 37 constitutes the conveyor surface 30.

Then, the chain 26 of the lifting conveyer 21
When the power from is transmitted to the drive roller 35 of the separation conveyor 31 via the transmission means 39 for the separation conveyor,
The 35 and the driven roller 36 are driven and rotated in a predetermined direction, and the conveyor belt 37 is driven and rotated in a predetermined direction (direction B in the drawing), that is, in a direction in which the conveyor surface 30 moves forward.

As a result, the transfer claw 28 of the lifting transfer conveyor 21.
Foreign matter B dropped from above onto the transport surface 30 of the transport belt 37
, While being conveyed diagonally upward and forward toward the front end side of the separation conveyor 31 by the conveyor belt 37, the agricultural product A dropped from the conveyor claw 28 of the lifting conveyor 21 onto the conveyor surface 30 of the conveyor belt 37. However, it is transported obliquely downward and rearward toward the rear end side of the separation conveyor 31 so as to slide down on the transport surface 30 due to its own weight or the like.

The foreign matter B, after being conveyed by the conveyor belt 37, drops from the space 40 between the lifting conveyor 21 and the separating conveyor 31 onto the field H. The transmission means 39 for the separation conveyor is one of the sprockets which rotates as the chain 26 of the lifting / conveying conveyor 21 travels as shown in FIG.
41, the other sprocket 42 facing away from the one sprocket 41, the chain 43 wound around the both sprockets 41, 42, and the like. Also, Aircraft 2
A rotation restricting means (not shown) for restricting the separation conveyor 31 from rotating below a predetermined working position is provided therein. The separation conveyor 31 shown by the solid line in FIG. 1 is located at a predetermined work position in a state in which the upward rotation is allowed and the downward rotation is restricted by the rotation restricting means.

As shown in FIGS. 4 and 5, a chute mount 51 is integrally provided at the rear end of the separation conveyor 31 in a state of protruding rearward from the rear end of the separation conveyor 31. There is. A movable chute 52, which is a carrying chute, is attached to the chute mounting body 51 so as to be capable of changing its position between the carrying position and the non-carrying position by rotating in the vertical direction.

That is, at the rear end of the chute mount 51 projecting rearward from the rear end of the separation conveyor 31, the movable chute 52 is provided with a horizontal horizontal rotation on the conveying end side which is one end side of the movable chute 52. It is mounted rotatably in the up-down direction (rotatable back and forth) between the transport position and the non-transport position so that the transport start end side, which is the other end side, moves up and down around the dynamic center axis β.

At the rear end of the chute attachment body 51, it is prohibited that the agricultural products A from the movable chute 52, that is, the agricultural products A carried out from the movable chute 52 located at the transfer position, try to move to the outside of the container W. The stopper body 53 is attached so as to be rotatable in the up-down direction (rotatable in the front-back direction) about the rotation center axis γ in the horizontal horizontal direction.
The movable chute 52 is rotated in the vertical direction to change its position in response to the human's manual rotation operation. That is, the movable chute 52 is configured to rotate in the vertical direction in association with the stopper body 53 by the action of the interlocking device 68.

When the movable chute 52 is in the transport position, the crop A from the front separating conveyor 31 is transported diagonally downward and rearward by the movable chute 52 to form one container W.
Although it falls inside and is accommodated, that is, accommodated in the container W via the movable chute 52, the crop A from the separation conveyor 31 is conveyed by the movable chute 52 when the movable chute 52 is in the non-conveying position. Without dropping, the container W is dropped and accommodated in another container W adjacent to the one container W.

Here, the chute mounting body 51 has a pair of left and right fixed arms 55 formed in the shape of an elongated plate and facing each other with a space therebetween, and the front ends of the fixed arms 55 are provided at the rear ends of the corresponding conveyor frames 32. It is fixed so as to extend the conveyor frame 32.

At the rear ends of the pair of left and right fixed arms 55, there are chute rotating shafts whose axial directions coincide with the left and right horizontal directions.
A chute main body 58 having a rectangular plate shape serves as a conveyance surface 57 that conveys the crop A diagonally downward and rearward when the chute rotation shaft 56 has one surface located at the conveyance position. The transport end portion of is integrally attached. The other surface of the chute body 58, which is opposite to the one surface, functions as a guide surface for preventing the crop A from jumping out backward when the chute body 58 is located at the non-conveying position, and the other surface has a sponge-like shape. A cushioning sheet 59, which is a cushioning member, is integrally attached.

Further, on both sides of the chute main body 58 in the vicinity of the conveying start end portion, the movable chute 52, that is, the chute main body 58, is prevented from rotating below a predetermined conveying position by contact with the fixed arm 55. A pair of chute stoppers 60 are integrally attached. Each chute stopper 60
Is composed of, for example, a plate member bent into a substantially L shape.

A first turning gear 61, which is a pair of left and right one-side engaging bodies, is integrally attached to both axial ends of the chute turning shaft 56. The fixed arm 55, the chute rotation shaft 56, and the like form a chute attachment body 51. The movable chute 52 is configured by the chute body 58, the cushioning sheet 59, and the like.

On the other hand, the stopper body 53 has a pair of left and right movable arms 63 which are formed in an elongated plate shape and face each other with a space therebetween.
A base end portion of each movable arm 63 is rotatably attached to a rear end portion of a corresponding fixed arm 55 via a horizontal rotation shaft 64.

Further, the front end portions of the pair of left and right movable arms 63 are integrally connected by an elongated plate-like connecting member 65 having a longitudinal direction in the horizontal direction, and the connecting member 65 has a longitudinal direction in the horizontal direction. One end in the lateral direction of a stopper 66 having a rectangular plate shape having a direction is integrally attached, and the other end in the lateral direction of the stopper 66 is a free end. The stopper 66 is composed of, for example, a rubber plate 67 such as an elastic plate which is a cushioning member so as not to damage the agricultural product A. Also,
The free end side, which is a part of the stopper 66, is arranged in the container W. The movable arm 63, the connecting member 65 and the stopper 66
The stopper body 53 is constituted by the above.

On the other hand, the second rotating gears 62, which are a pair of left and right engaging members on the other side, are integrally attached to the rotating shaft 64, and each second rotating gear 62 is attached to the corresponding first rotating gear 61. Engaged or meshed. The first rotating gear 61, the second rotating gear 62 and the like constitute the interlocking device 68. Further, the chute mounting body 51, the movable chute 52, the stopper body 53, and the like constitute a distribution unit 70 that distributes the agricultural products A from the separation conveyor 31 back and forth.

On the other hand, as shown in FIG. 1, from the lower rear end portion of the machine frame 3, a pair of left and right rotating frames 71 such as a mast formed in an elongated shape having a longitudinal direction in the up-down direction is provided above. The rotating frame 71 is rotatable in the front-rear direction, that is, tiltable in the front-rear direction so that the upper end moves up and down around the left-right horizontal rotating shaft 72 on the lower end side.

A fork 73, which is a support for supporting the plurality of containers W containing the agricultural products A from the rear end side of the separation conveyor 31, is provided so as to be movable along the longitudinal direction of the rotating frame 71. ing.

That is, the crop A from the separating conveyor 31
Is a container mounting means having a substantially L-shape in a side view, capable of mounting and supporting a plurality of stages of containers W that are directly accommodated from the separation conveyor 31 or indirectly accommodated through the movable chute 52. 73 is provided at the rear end of the machine body 2 so as to be capable of moving up and down so as to project rearward and rotatable in the vertical direction.

Further, the machine body 2 is provided with an elevating and lowering drive means 76 for elevating and lowering the fork 73 along the longitudinal direction of the rotating frame 71, and at the same time, moving the fork 73 into the rotating frame 71.
At the same time, a rotation drive means 77 for rotating the rotation shaft 72 in the vertical direction is provided.

The elevating and lowering drive means 76 has an elevating and lowering cylinder 78 such as a fluid type lift cylinder which is a drive source, and an elevating and lowering operating mechanism 81 including a chain 79, a sprocket 80 and the like. Lifting cylinder 78 rod 78a
The actuating mechanism 81 is actuated in accordance with the advance and retreat of the fork 73 to move up and down along the longitudinal direction of the rotating frame 71.

The rotary drive means 77 has a rotary cylinder 83 such as a fluid type tilt cylinder as a drive source, and a rotary operation constituted by a first link 84, a second link 85 and the like. The rod 83 of the rotating cylinder 83 having the mechanism 86 and the like.
The actuating mechanism 86 is actuated in response to the advance / retreat of a and the fork 73 is configured to pivot in the vertical direction about the pivot shaft 72.

The lifting cylinder 78 of the lifting drive means 76
A control means 90 for controlling the cylinders 78, 83 is connected to the rotation cylinder 83 of the rotation drive means 77, and this control means 90 is an operator (subtractor different from the driver of the tractor T). An operating means 91 operated by a worker) is connected.

The operating means 91 is formed as one unit, for example, as a lift / tilt operating switch, and is located in the vicinity of the upper end portion of the machine body 2, that is, for example, the conveyor mounting portion 33 of the machine body 2 so that the operator can easily operate it. It is provided in the vicinity of the upper end of the lifting conveyance conveyor 21.

The operating means 91 has, for example, an elevating operation switch 92 which is turned on by an operator when the elevating drive means 76 elevates the fork 73.
The rotation drive means 77 has a rotation operation switch 93 which is turned on by an operator when the fork 73 is rotated in the vertical direction. These two lifting operation switches 92 and rotation operation switches 93 are arranged close to each other.

A pair of left and right front ground wheels 95 are attached to the front side of the lower end of the machine frame 3 via mounting arms 96, and a pair of left and right rear ground wheels 98 are vertically moved to the rear side of the lower end of the machine frame 3. It is mounted via a rotatable mounting arm 97. Also,
As shown in FIG. 3, each rear grounding wheel 98 is constantly urged upward by urging means 99 such as a torsion spring, and the body 2 is lifted to a position above the field H, that is, to the ground, by the three-point link mechanism T1. When it is hit, it does not rotate downward more than necessary to secure the ground height.

Further, the machine frame 3 is provided with an adjusting means 101 composed of an up-down adjusting handle 100 and the like.
The vertical position of the lifting conveyance conveyor 21 can be adjusted by rotating the vertical adjustment handle 100 of 01. The scraping device 11, the scooping body 16, the lifting conveyer 21, the separating conveyer 31 and the like constitute working means 105 for picking up the agricultural product A from the field H and transferring it to a predetermined position.

Next, the operation and the like of the above embodiment will be described with reference to the drawings.

As shown in FIGS. 1 and 5, fork 73
The predetermined number of containers W (first-stage containers W) are supported from below via the pallet P, the separating conveyor 31 is located at the working position, and the movable chute 52 is at the carrying position (the carrying surface 57 is descending backward). When the entire agricultural work machine 1 moves in the traveling direction X in the field H by traveling of the tractor T in a state in which the agricultural work machine 1 is positioned at the position (inclined state), the crop A is picked up from the field H and stored in the container W. .

That is, the crop A and the foreign matter B in the field H are discharged backward by the scraping device 11 and the scooping body is picked up.
16 transfer to the upper part, and is lifted and conveyed to a predetermined height position by the lifting and conveying conveyor 21 obliquely upward and rearward, and thereafter,
The separation conveyor 31 separates the necessary crop A and unnecessary impurities B.

Then, the contaminant B is conveyed diagonally upward and forward toward the front end side of the separation conveyor 31 on the conveyance surface 30 of the separation conveyor 31, and the lifting conveyance conveyor 21 and the separation conveyor 31.
It falls on the field H from the space 40 between them.

On the other hand, the crop A has a transport surface 30 due to its own weight or the like.
As it slides down, the descending sloped separating conveyor 31
Is conveyed diagonally downward and rearward on the conveying surface 30 toward the rear end side of
Then, the movable chute 52 located on the same plane as the transport surface 30.
The chute body 58 is conveyed obliquely downward and rearward on the conveying surface 57, and is housed in the predetermined container W from the movable chute 52, for example, in the container W on the tip side of the fork 73.

The agricultural products A carried out from the end of the movable chute 52 are transferred to the stopper body 53, that is, the movable arm.
The contact with the 63, the connecting member 65, and the stopper 66 prevents them from moving outside the container W and dropping, and is properly accommodated in a predetermined container W. For example, even if the crop A is vigorously carried out rearward from the end of the movable chute 52, the portion other than the upper end contacts the stopper 66 inserted into the container W, so that the crop A is stored in the predetermined container W. Securely housed inside.

When such a storing operation progresses and the produce A is fully stored in the container W on the tip side of the fork 73,
An operator who follows the agricultural work machine 1 picks up the stopper body 53 (for example, the movable arm 63 or the connecting member 65), and performs a rotation operation about the rotation center axis line γ.

Then, as shown in FIG. 4, the stopper body 53
The movable chute 52 is rotated upwards in conjunction with the movement of the movable chute 52 to change the position from the carrying position to the non-conveying position, and the buffer sheet 59 of the movable chute 52 faces the separating conveyor 31 and is inclined forward and downward.

In this state, the farm work machine 1 as a whole has the tractor T.
When the farmland H is moved in the traveling direction X by traveling, the agricultural product A is picked up from the farmland H and placed in the predetermined container W from the separation conveyor 31, for example, in the container W on the base end side (machine body 2 side) of the fork 73. Be accommodated.

The crop A carried out from the transport end of the separation conveyor 31 does not move to the outside of the container W and drop due to the contact with the fixed arm 55 and the buffer sheet 59. Properly housed in W. For example,
Even if the crop A is vigorously carried out rearward from the transport end of the separation conveyor 31, the buffer sheet 59 of the movable chute 52 is provided.
Since the agricultural products A come into contact with, the agricultural products A are reliably stored in the predetermined container W.

When the container W on the base end side of the fork 73 is filled with the agricultural products A, the operator who follows the back of the agricultural work machine 1 turns on the lifting operation switch 92 of the operation means 91. Then, a predetermined electric signal according to the ON operation of the lifting operation switch 92 is transmitted to the control means 90, and the control means 90 controls the lifting cylinder 78 of the lifting drive means 76, and the fork 73.
Is lowered by a predetermined amount.

After the fork 73 descends by a predetermined amount and stops,
The operator places a predetermined number of empty containers W on the first-level container W so as to be stacked, and causes the fork 73 to support the second-level container W. Then, after rotating the stopper body 53 to position the movable chute 52 at the carrying position, the same work as described above is repeated. As the empty container W, the one on the empty container mounting table (not shown) of the machine frame 3 is used.

The second container W on the fork 73 is the crop A.
When it becomes full with, the operator who follows the back of the agricultural work machine 1 similarly operates the lifting operation switch 92 to lower the fork 73 by a predetermined amount by the lifting drive means 76, and the third stage container W is placed on the fork 73. Support. Then, as shown in FIG. 2, after rotating the stopper body 53 to position the movable chute 52 at the carrying position, the same work as described above is repeated.

When the third-stage container W on the fork 73 is filled with the agricultural products A, the work of accommodating the container W in the container W is temporarily interrupted, and the portion to be loaded, for example, the loading platform 107 of the carrier 106. A loading operation of a plurality of stages of container W, for example, a three-stage container W group, that is, a replacement operation is performed.

That is, as shown in FIG. 3, for example, the driver of the tractor T performs a predetermined operation to perform the three-point link mechanism T.
The top link a and the lower link b of 1 are rotated to lift the entire farm work machine 1 from the field H to the ground. Further, the operator turns on the lifting operation switch 92 to raise the fork 73 by a predetermined amount, and turns on the turning operation switch 93 to turn the fork 73 by a predetermined amount.

When the fork 73 is raised, the separation conveyor
31 rises with fork 73. That is, the separating conveyor 31 contacts the container W on the fork 73 when the fork 73 moves upward and is pushed by the container W to move upward, that is, the separating conveyor 31 moves upward so that the rear end side rises about the rotation center axis α, for example. Rotate a predetermined amount in the direction. That is, the separation conveyor 31
Is pushed by the container W and jumps up.

Subsequently, for example, from the lifted state shown in FIG. 3, the fork 73 is lowered by operating the raising / lowering operation switch 92 so that the lower surface of the pallet P is placed on the carrier 1 of the carrier 106.
By bringing the fork 73 into contact with the upper surface of 07 and then moving the tractor T forward, the forks 73 are extracted from the pallet P, and a plurality of container W groups in which the agricultural products A are fully stored are placed on the fork 73 on the pallet P. From carrier 106 of carrier 106
Replace on top. The separation conveyor 31 pivotally returns to a predetermined work position due to gravity of the separation conveyor 31 itself.

After loading a plurality of container W groups, the operator inserts the next pallet P into the fork 73, places the next empty container W on the inserted pallet P, and the state shown in FIG. To Then, by repeating the above series of operations, the harvesting work of the agricultural products A in the entire field H is performed.

Then, according to the above-described embodiment, when the fork 73 is raised during the loading operation of the full container W on the loading platform 107 of the carrier 106, the rotary separation conveyor 31 is
Since the separation conveyor 31 does not interfere with the loading work because the container W rising together with the fork 73 rotates and moves upward, the fork 73 ascends the plurality of container W groups to a desired height position. It can be lifted properly and can be loaded efficiently.

Further, the chute mount 51 projecting rearward from the separation conveyor 31 is attached to the rear end of the chute mount 51 so that the position can be changed between the carrying position and the non-conveying position, that is, it can be vertically rotated between the carrying position and the non-conveying position. Equipped with a rotatable movable chute 52, and when the movable chute 52 is located at the transport position, the crop A from the separating conveyor 31 is a movable chute.
At the position where the movable chute 52 is conveyed at 52 and dropped into the container W on the tip side of the fork 73, and the movable chute 52 is located at the non-conveying position, the crop A from the separation conveyor 31 is conveyed at the movable chute 52. Since it is configured to be dropped and stored in the container W on the base end side of the fork 73, not only can the crop A be properly stored in the container W, but also chute attachment / detachment work is not required and the efficiency can be improved. Can be properly accommodated.

Further, a stopper body 53 for preventing the agricultural products A carried out from the movable chute 52 from sliding out of the movable chute 52 from moving out of the container W is rotated to the rear end of the chute mounting body 51. Since it is movably mounted, the crop A can be prevented from falling out of the container W, and the position of the movable chute 52 can be easily changed by rotating the stopper body 53.

The agricultural working machine 1 includes the chute mount 51,
The present invention is not limited to the one provided with the distribution means 70 composed of the movable chute 52 and the stopper body 53, and may be provided with the distribution means 110 shown in FIGS. 6 to 8, for example.

The distributing means 110 is provided with a chute mount 111 projecting rearward from the rear end of the separating conveyor 31. At the rear end of the chute mount 111, a movable chute 112, which is a substantially gutter-shaped conveyance chute, is vertically moved between a first conveyance position and a second conveyance position via a horizontal support shaft (rotation fulcrum) 113. It is rotatably attached. And
The movable chute 112 can be switched between the first transport position and the second transport position by rotating the switching lever 114.

The movable chute 112 has, for example, a metal-made substantially U-shaped support member 116 rotatably attached to the rear end of the chute attachment body 111 via a support shaft 113. Then, a gutter-shaped chute main body 118, which is composed of a rubber plate 117 bent in a substantially U shape, and whose upper surface is a curved surface-shaped conveyance surface, is fixed to the support member 116.

Further, a switching lever 114 capable of switching the movable chute 112 between the first carrying position and the second carrying position is fixed to one end of the support member 116. Further, at one end of the support member 116, the first stopper 121 and the movable chute 112, which restrict the rotation of the movable chute 112 in one direction and position the movable chute 112 in the first transport position, and the movable chute 112 in the other direction. Of the movable chute 112 by controlling the rotation of the
The second stoppers 122 that are positioned at the transport position are fixed to each other.

Further, a lower end which is one end of a spring 124 which is an urging means is attached to a spring attachment portion 123 which is formed at the other end of the support member 116, and an upper end which is the other end of the spring 124 is attached. The portion is attached to a spring attachment portion 125 formed at the rear end of the chute attachment body 111.

Then, as shown in FIG. 6 and FIG. 7, the movable chute 112 is biased by the spring 124 and the first stopper 121.
In the state where it is positioned at and is positioned at the first transport position,
Based on the weight of the agricultural produce A, the agricultural produce A from the separation conveyor 31 is conveyed to the obliquely lower rear side which is one of the diagonally downward ones by the movable chute 112 having a downward slope, which is continuous with the separation conveyor 31, and the tip of the fork 73. It is accommodated by dropping into a container (one container) W on the side.

Further, as shown in FIG.
When 2 is biased by the spring 124, positioned by the second stopper 122 and positioned at the second transport position, the separation conveyor is
The agricultural product A from 31 is conveyed diagonally downward and forward in the lower part of the movable chute 112 in the front downward slope which is separated from the separation conveyor 31 by a predetermined distance based on its own weight. Then, the container is dropped and accommodated in a container W on the base end side of the fork 73 (another container adjacent to the one container). The movable chute 112 can be easily switched by moving the switching lever 114 to move the spring 124, which is a tension spring, over the fulcrum.

Further, even in the agricultural working machine 1 equipped with the sorting means 110 shown in FIGS. 6 to 8, the container W
Not only can the crop A be properly accommodated therein, but also it is not necessary to carry out the chute attachment / detachment work, and it is possible to perform the accommodating work efficiently and appropriately. The same operational effect as can be obtained.

Further, the agricultural working machine 1 is not limited to the one that picks up and harvests the agricultural products A (eg, dried onions) dug up on the field H so as to pick them up. The crop A in the soil may be dug up and picked up and harvested.

The separating conveyor 31 is not limited to the one that is pushed by the container W when the fork 73 is raised and rotates upward in a predetermined direction. For example, when the fork 73 is raised, the separation conveyor 31 is rotated by a predetermined amount. It may be pushed by a part to move upward, or may be pushed by the container W (fork 73) when the fork 73 rises to move upward, that is, move in parallel upward, for example. Further, the separation conveyor 31 may be moved upward by the power from a driving means (not shown) when the fork 73 is raised, and for example, a driving means (not shown) for vertically moving (vertically rotating) the separation conveyor 31 may be provided. Good.

Furthermore, the movable chute 52 of the sorting means 70 is
The present invention is not limited to the one that rotates to change the position to the carrying position and the non-conveying position, and may be the one that moves in parallel to change the position to the carrying position and the non-conveying position.

Further, in the agricultural working machine 1, when the movable chute 52 is located at the carrying position, the crop A from the separating conveyor 31, which is the carrying means located immediately upstream of the movable chute 52, is slanted on the movable chute 52. When the movable chute 52 is transported to the lower rear and dropped into one container W and is housed, and the movable chute 52 is located at the non-transport position, the crop A from the separation conveyor 31 is conveyed.
Separation conveyor without being transported by the movable chute 52
It is not limited to a configuration in which the container 31 is directly dropped into another container W to be housed therein. For example, without providing the separation conveyor 31,
In the state where the movable chute 52 is located at the carrying position, the agricultural product A from the lifting and carrying conveyor 21 which is a carrying means is carried by the movable chute 52 and dropped into one container W to be stored.
In a state in which the movable chute 52 is located at the non-conveying position, the crop A from the lifting conveyance conveyor 21 may be dropped and stored in another container W without being conveyed by the movable chute 52.

Further, in the agricultural working machine 1, when the movable chute 112 is located at the first transfer position, the agricultural product A from the separating conveyor 31 which is a transfer means located immediately upstream of the movable chute 112 is transferred to the movable chute 112. It is transported diagonally downward and rearward, falls into one container W, and is housed in a movable chute.
When the 112 is in the second transfer position, the separation conveyor 31
It is not limited to the configuration in which the agricultural crop A from is conveyed obliquely downward and forward by the movable chute 112 and is dropped and accommodated in another container W. For example, the movable chute 112 is provided without the separation conveyor 31. In the state in which it is located at the first transfer position, the agricultural product A from the lifting transfer conveyor 21 which is a transfer means is transferred obliquely downward and rearward by the movable chute 112 and is dropped and stored in one container W. In the state where is located at the second transport position, the crop A from the lifting transport conveyor 21 may be transported obliquely downward and forward by the movable chute 112 and dropped into another container W to be stored therein.

Further, instead of the separating conveyor 31, for example, a plate-shaped inclined (backward inclined) chute may be provided as a conveying means. Further, the distance between the movable chute 112 in the state of being located at the second transfer position and the transfer end portion of the transfer means such as the separation conveyor or chute is appropriately set according to the transfer speed of the transfer means, the size of the crop A, and the like. Although not shown, for example, the distance may be such that the movable chute 112 in the state of being positioned at the second transport position and the transport end portion of the transport means are substantially in contact with each other.

[0096]

According to the first aspect of the present invention, when the movable chute is in the transport position, the produce is transported by the movable chute and stored in the container, and the movable chute is in the non-transport position. Since the agricultural products are stored in the container without being transported by the movable chute, it is not necessary to attach and detach the chute, and the work can be performed efficiently.

According to the second aspect of the present invention, since a stopper body for prohibiting the agricultural products from the movable chute from attempting to move out of the container is provided, the agricultural products can be stored in the container as compared with the structure without the stopper body. Can be properly accommodated.

According to the third aspect of the present invention, the movable chute is moved to the carrying position and the non-conveying position according to the operation of the stopper body. Therefore, the movable chute can be easily operated by operating the stopper body. You can change the position.

According to the fourth aspect of the present invention, in the state where the movable chute is located at the first conveying position, the agricultural produce is conveyed obliquely downward to one side by the movable chute and accommodated in the container, and the movable chute is conveyed to the second conveying position. In the state of being located at the position, since the agricultural produce is conveyed diagonally downward to the other side by the movable chute and accommodated in the container, it is not necessary to perform the chute attachment / detachment work, and the work can be performed efficiently.

According to the fifth aspect of the invention, the movable chute can be easily switched between the first transport position and the second transport position by operating the switching lever.

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of an agricultural working machine of the present invention.

FIG. 2 is a side view of the same agricultural working machine.

FIG. 3 is a side view of the agricultural work machine at the time of loading work.

FIG. 4 is a side view of the sorting means of the agricultural working machine of the above.

FIG. 5 is a plan view of a distribution unit of the agricultural work machine of the above.

FIG. 6 is a side view of distribution means of another embodiment of the agricultural working machine of the present invention.

FIG. 7 is a plan view of the above-mentioned distribution unit.

FIG. 8 is a side view of the above-mentioned sorting means.

[Explanation of symbols]

1 farm work machine 51,111 Chute mount 52,112 movable shoots 53 Stopper body 114 Switching lever A crop W container

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Yoshinori Takizawa             5155 Shiokawa, Matsu, Maruko-machi, Oka-gun, Nagano Prefecture             Yama Co., Ltd.

Claims (5)

[Claims] 1. A chute mount, and a movable chute attached to the chute mount so as to be capable of changing its position at a carrying position and a non-carrying position. It is characterized in that it is conveyed by the movable chute and accommodated in the container, and when the movable chute is in the non-conveying position, the agricultural products are accommodated in the container without being conveyed by the movable chute. Agricultural work machine. 2. The agricultural working machine according to claim 1, further comprising a stopper body for prohibiting the agricultural products from the movable chute from moving outside the container. 3. The agricultural working machine according to claim 2, wherein the movable chute is configured to change its position between a carrying position and a non-carrying position in response to an operation of the stopper body. 4. A chute mount and a movable chute attached to the chute mount so as to be vertically rotatable between a first transport position and a second transport position, wherein the movable chute is the first transport position. When the movable chute is located in the state where the agricultural product is conveyed to the one diagonally below by the movable chute and is stored in the container, when the movable chute is located in the second transportation position, the agricultural product is diagonally downward to the other side by the movable chute. An agricultural working machine characterized by being transported and stored in a container. 5. The agricultural work machine according to claim 4, wherein the movable chute is switchable between a first transport position and a second transport position by operating a switching lever.