JPH11318153A - Vegetable harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate the problem of a pulling type root vegetable harvester lacking safety and permitting the adhesion and stagnation of withered stem leaves thereto, because a cover is not disposed. SOLUTION: The travel vehicle body of a vegetable harvester has a travel device whose power is transmitted from a travel mission device, and further has a harvesting and carrying device 4 disposed from a front lower position to a rear upper position. The harvesting and carrying device 4 comprises a pair of right and left nipping belts and is used for forcibly pulling out and carrying vegetables planted in a field. Neck-arranging belts 5 are disposed below the rear and high position portions of the nipping belts. Leaf-discharging belts 6 are disposed at a place below the final ends of the neck-arranging belts. A cutting device 7 is disposed behind the final ends of the neck-arranging belts. The cutting device, the neck-arranging belts and the leaf-discharging belts are covered with covers 9 from both the right and left sides in the vegetable harvester.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vegetable harvester, and belongs to the technical field of vegetable harvesters.

[0002]

2. Description of the Related Art In a conventional vegetable harvester, root vegetables, for example, ginseng and radish, which are planted in a field, are run on a vehicle equipped with a traveling device by a pair of left and right holding belts. A pull-out type root vegetable harvesting machine that forcibly pulls out and harvests from the field by the cooperative action of the body and the holding belt that is rotationally driven, and a harvesting conveyor device that picks up vegetables that are manually harvested from the field by an auxiliary worker Vegetable harvesters that are placed on the top and transported to the vehicle side for collection, and vegetables growing in the soil, such as onions and potatoes, are excavated in the soil at an appropriate depth. There is a harvester or the like configured to harvest while digging by a drill.

[0003]

The above-mentioned conventional pull-out type root vegetable harvesting machine has a structure in which the pulp portion and the foliage portion are cut and separated below the conveying end portion of the holding belt while inheriting from the holding belt. It consisted of a neck alignment belt, a cutting device, and a leaf discharge belt that drop the pulp portion downward, convey it to a storage box, and discard the foliage with a leaf discharge belt in the back field scene. These neck alignment belts, cutting devices, and leaf discharge belts are not provided with a cover, lack safety, do not have a dust-proof function, and furthermore, dead stems and leaves adhere and stagnate, and the upper side is pinched. There has been a problem that a failure occurs due to accumulation at the end of the belt.

[0004]

SUMMARY OF THE INVENTION The present invention takes the following technical means in order to solve the above-mentioned problems. That is, the traveling vehicle body 1 has traveling devices 3 and 3 'transmitted from the traveling mission device 2, and a harvesting / transporting device 4 is provided from a lower front position to a higher rearward position thereof. A pair of left and right holding belts 4a, 4b, which are configured to hold and forcibly pull out and transport the vegetables planted in the field, and at the lower side of the rear high position of the holding belts 4a, 4b, The holding belt 4a,
A neck alignment belt 5 that inherits the crop from 4b and conveys it rearward is provided, and a leaf discharge belt 6 that inherits the foliage and conveys it further rearward is arranged at a position above the terminal end of the neck alignment belt 5, A cutting device 7 is provided behind the end of the neck alignment belt 5, and the cutting device 7, the neck alignment belt 5, and the leaf ejection belt 6 move the harvesting passage 8 above the leaf ejection belt 6. This is a vegetable harvester configured to be covered from both left and right sides by covers 9 and 9 'formed along.

[0005]

Since the present invention is constructed as described above, the neck alignment belt, the cutting device, and the leaf discharge belt have extremely high operational safety and are excellent in dustproof function. Therefore, the cutting device has an effect that the durability of the cutting device is increased and the cutting device can be used for a long time. Moreover, the present invention can cut and remove the cut foliage and withered foliage from the rear through the moving passage on the upper surface of the leaf discharge belt to the field scene, and reduce the amount of withered foliage. The problem was solved.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, the configuration will be described. The traveling vehicle body 1 is provided with a pair of left and right traveling devices 3 on a driving sprocket 10 of a wheel shaft provided extending on both sides from a traveling transmission device 2 provided at a low position at a front part.
3 'is provided. And the traveling devices 3, 3 '
Consists of a crawler molded from rubber.

The traveling transmission device 2 is connected so that rotational power is transmitted from an engine (not shown) mounted on the traveling vehicle body 1 and includes a traveling clutch (not shown) therein. 'Clutch operation is possible. The traveling vehicle body 1 is provided with a driver's seat 11 on the front right side to enable driving.
A series of transporting devices such as a harvesting transporting device 4 to be described later and a storage space for harvested vegetables are arranged in the space.

Therefore, first, the harvesting and conveying device 4 is shown in FIG.
As shown in FIG. 4 and FIG.
a, 4b, with the starting end facing the ground in the lower front part, extending inclining toward the rear upper part in order and extending, and the end part being located in the upper rear part of the traveling vehicle body 1 and holding the ginseng. And transported. In this case, the holding belt 4
a and 4b are the start end pushers as shown in FIGS.
After being wound around the rims 12 and 12 ', each of them is tensioned inward so as to be able to hold the sandwiched state by a plurality of tension rollers 13 which are mounted on the inside and thereafter. The starting end pulleys 12 and 12 'are scrapers 15 protruding forward from the supporting machine frame 14.
To remove soil adhering to the outer periphery.

The foliage raising device 16 is arranged such that the raising lugs 16a protrude in the advancing direction (forward), and the starting ends thereof are positioned on both sides in front of the starting ends of the holding belts 4a and 4b. It is configured so that it can be raised and rotated upward. Reference numeral 17 denotes a support frame. Next, the subsoiler 18 is attached to and supported by the supporting machine frame 14 of the harvesting / transporting device 4, and is connected to a vibrating device (not shown) so that the soil immediately before excavation can be made flexible by vibration.

A sufficient space is provided between the foliage raising device 16 and the starting ends of the holding belts 4a and 4b, and between the starting ends of the holding belts 4a and 4b and the subsoiler 18, respectively. It forms a space of width. Since these large spaces can remove the separated roots and dead leaves and leaves that are going to accumulate in those portions, the holding belts 4a and 4b remove these extra roots and dead leaves and leaves during the harvesting operation. There is no need to pinch with the ginseng and transport it upwards, so that there is no need to harvest extra items.

Next, as shown in FIGS. 6 and 7, the grounding plate 20 is fixed to the rear portion of the support frame 14 of the harvesting / transporting device 4 to support the harvesting / transporting device 4 on a field scene. That is, the harvesting / transporting device 4 includes the foliage raising device 16
And is configured to be able to move up and down around the pivot point 21 at the rear. However, when grounding, a grounding plate 20 is provided to prevent obstacles such as sneaking into the ground. To ensure safety. The embodiment shown in FIG.
This is a configuration example in which a grounding wheel 22 is provided instead of the grounding plate 20.

With this configuration, when the harvesting / conveying device 4 is lowered to the working position at the start of the work, the grounding plate 20 (the grounding wheel 22) first comes into contact with the ground and is suitable for catching. Since it can be supported at the height, the pinching action after the fact can be reliably performed. Next, as shown in FIGS. 9 and 10, the positioning guide rods 23 and 23 'are carrots immediately before the handover position to the neck alignment belt 5 while being conveyed while being nipped by the nipping belts 4a and 4b. Is configured to guide the shoulder. In this case, the holding belts 4a and 4b are
At the passing position of the ginseng, the plurality of tension rollers 24 can be loosely held so as to be easily guided by 23 '. Therefore, when the ginseng is guided by the positioning guide rods 23 and 23 ′, the carrot is loosely nipped by the nipping belts 4 a and 4 b, so that the ginseng can be guided and moved in the vertical direction of the pulp, and the neck alignment belt 5 can be properly moved. inherited.

As shown in FIG. 1, the neck alignment belt 5 has a start end facing the end portion of the harvesting and conveying device 4 and extends rearward in a substantially horizontal state.
The ginseng conveyed upward by b is configured to take over the neck and pinch it to change the conveyance direction. As shown in FIG. 11, the neck alignment belt 5 is composed of a pair of belts 5a and 5b. A fixed portion at the start end is loosely supported by the tension pulley 25, and the end portion is narrowed so that the interval is relatively small. It is configured to be able to strongly pinch and transport.

Next, as shown in FIG. 1, the cutting device 7 is provided with a pair of disk cutters 26 and 26 'so as to be mounted on the back of the above-mentioned neck alignment belt 5, and the end of the neck alignment belt 5 is provided. The carcass is cut off from the flesh portion and foliage of the carrot, which is inherited by the tapping belt 27 and transported.
The leaf discharge belt 6 is provided so as to be wound above the disk cutters 26 and 26 'and the tapping belt 27, and the cut foliage is discarded from behind into a field scene.

Reference numeral 28 denotes a conveyor belt, which is configured to convey the flesh portion of the carrot, which has been cut and dropped, laterally to the storage box. The neck aligning belt 5, the cutting device 7, the tapping belt 27, and the leaf discharging belt 6 configured as described above have the covers 9, 9 'fitted from both right and left sides as shown in FIGS. Provided close to the state,
A transport passage 8 for transporting foliage along the transport direction is opened and covered above the leaf discharge belt 6.

Reference numeral 29 denotes a weeding rod. Next, the operation will be described. First, the vegetable harvester starts the ginseng harvesting work by starting the engine and driving the rotating parts of the machine body while moving forward in the field. Then, the ginseng in the field is caused by being engaged with the weeding rod 29 located at the lower part of the front part, and subsequently, the raising lug 16a rotating upward from the lower part at the front part contacting the ground. Is further triggered. At that time, the subsoiler 18 moves forward while oscillating in the soil, and softens the soil where the ginseng is growing.

In this way, the ginseng is held by the holding belt 4
The neck portion is reached from the left and right sides after reaching the start ends of a and 4b, sequentially subjected to an upward pulling action, and further transported upward as it is. When the ginseng reaches the positioning guide rods 23, 23 ', the shoulder portion is guided and guided, the ginseng is aligned at a predetermined position, the neck is aligned with the neck alignment belt 5, the transport direction is changed rearward, and tapping is performed. The foliage is cut off by the disk cutters 26 and 26 ′ while being transferred to the belt 27.

The portion of the carrot, which is a product of the flesh portion, falls onto the lower conveyor belt 28 and is inherited, conveyed to the side of the traveling vehicle body 1 and continuously harvested in the storage box. . During the operation as described above, the present invention provides a cutting device 7 comprising disc cutters 26 and 26 ', a neck alignment belt 5 composed of a pair of belts 5a and 5b, and a post-cut foliage. The leaf discharge belt 6 to be transported outside the machine and discarded is constructed by covering the moving passage 8 of the harvested material from both left and right sides with covers 9, 9 'formed along the upper side of the leaf discharge belt 6. As a result, it was extremely safe to work as a whole. In addition, a series of devices are provided with a sufficient dust-proof function to operate the disc cutters 26, 26 '.
Was able to increase the durability. In addition to the above, according to the configuration of the embodiment, the cut foliage and the foliage that is withered and adhered are formed along the upper side of the leaf discharge belt 6 between the covers 9 and 9 ′. Since it can be conveyed to the rear through the passage 8 and discarded in the field scene, staying stems and leaves are hardly generated, and can be returned to the field after harvesting.

[Brief description of the drawings]

FIG. 1 is a side view of an embodiment of the present invention.

FIG. 2 is a cut-away rear view of one embodiment of the present invention.

FIG. 3 is a side view of one embodiment of the present invention.

FIG. 4 is a plan view of an embodiment of the present invention.

FIG. 5 is a cut-away side view of one embodiment of the present invention.

FIG. 6 is a side view of one embodiment of the present invention.

FIG. 7 is a plan view of an embodiment of the present invention.

FIG. 8 is a side view of one embodiment of the present invention.

FIG. 9 is a bottom view of one embodiment of the present invention.

FIG. 10 is a side view of an embodiment of the present invention.

FIG. 11 is a plan view of an embodiment of the present invention.

[Explanation of symbols]

1 traveling vehicle 2 traveling mission device
3, 3 'traveling device, 4 harvest transport device 4a,
4b Nipping belt 5 Neck alignment belt 6 Leaf discharge belt 7 Cutting device 8
Movement passage 9, 9 cover.

Claims (1)

[Claims] The traveling vehicle body 1 has traveling devices 3 and 3 'transmitted from a traveling mission device 2, and a harvesting / transporting device 4 is provided from a front low position to a rear high position thereof. The device 4 includes a pair of left and right sandwiching belts 4a and 4b, and is configured to sandwich and forcibly pull out and transport the vegetables planted in the field. On the side, the clamping belt 4a,
A neck alignment belt 5 that inherits the crop from 4b and conveys it rearward is provided, and a leaf discharge belt 6 that inherits the foliage and conveys it further rearward is arranged at a position above the terminal end of the neck alignment belt 5, A cutting device 7 is provided behind the end of the neck alignment belt 5, and the cutting device 7, the neck alignment belt 5, and the leaf ejection belt 6 move the harvesting passage 8 above the leaf ejection belt 6. Vegetable harvester constructed by covering from both right and left sides with covers 9 and 9 'formed along.