JPH0684807U - Conveyor device for agricultural machinery - Google Patents

Abstract

(57) [Summary] [Purpose] The inner parts of the left and right conveyor side plates 2 are reliably protected from stones and gravel, and the inner parts of the left and right conveyor side plates 2 are reliably worn and damaged by stones and gravel. To prevent. [Structure] An endless traveling body 8 is rotatably disposed between left and right conveyor side plates 2. The wear preventing bodies 18 are disposed inside the left and right conveyor side plates 2 along at least the left and right ends of the upper traveling portion 8a of the endless traveling body 8. The wear preventing body 18 is composed of a plurality of wear preventing plates 18a, 18b, 18c formed in a divided manner. The plurality of wear preventing plates 18a, 18b, 18c are continuously arranged on the inner side portions of the left and right conveyor side plates 2 and are detachably attached.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a conveyor device for agricultural work machines. It relates to a conveyor device that conveys tuber crops.

[0002]

[Prior art]

 Conventionally, as a conveyor device for this type of farming machine, for example, the left and right conveyor side plates are arranged to face each other, and a dugout body for digging underground tuber crops is located in the front lower part between the front ends of the left and right conveyor side plates. The driven wheels and drive wheels are rotatably mounted on the left and right conveyor side plates located between the front and rear portions of the left and right conveyor side plates. There is known a structure in which an endless rotating body is rotatably suspended between front and rear driven wheels and a driving wheel.

[0003]

[Problems to be solved by the device]

 In the above structure, the underground tuber crop is dug up by the dugout body, the underground tuber harvested product is carried into the endless circular body, and the underground tuber harvested material is sifted by the endless circular body. While transporting it while carrying out the underground tuber harvest from its carry-out end, at this time, not only the underground tuber harvest was also dug up on the endless circular body by excavated bodies. It is not uncommon for stones, clods, gravel, etc. to be carried in.In such a case, stones, clods, gravel, etc. are caught between the inner side of the left and right conveyor side plates and the left and right ends of the endless rolling body. Then, as the endless rolling body travels, stones, lumps, gravel, etc. are slid along the inner side of the left and right conveyor side plates, and these stones, lumps, gravel, etc., move the left and right conveyor side plates. There is a problem that the inner part of the That.

The present invention has been made in view of such a point, and it is possible to surely protect the inner portions of the left and right conveyor side plates from stones, gravel, etc. It is possible to reliably prevent abrasion damage due to stones, gravel, etc., and it is possible to reduce the cost compared to the case where the entire left and right conveyor side plates are made of highly wear-resistant members. The purpose of the present invention is to provide a conveyor device for agricultural work machines which has a durable structure and is highly durable.

[0005]

[Means for Solving the Problems]

 The conveyor device for agricultural machinery according to claim 1 has left and right conveyor side plates disposed opposite to each other, and driven wheels and drive wheels rotatably mounted on front and rear portions between the left and right conveyor side plates. And an endless traveling body suspended freely between the front and rear driven wheels and a driving wheel, the inner side portion of the left and right conveyor side plates being provided with at least an upper portion of the endless traveling body of the endless traveling body. A wear preventive body is arranged along both left and right ends.

According to a second aspect of the present invention, there is provided a conveyor device for agricultural work machines according to the conveyer apparatus for agricultural work machines according to the first aspect, wherein the wear preventing body is composed of a plurality of wear preventing plates formed in a divided manner. Each anti-wear plate is continuously installed on the inside of the left and right conveyor side plates and is detachably attached.

[0007]

[Action]

 In the agricultural machine conveyor according to claim 1, even if stones, gravel, or the like is caught between the inner portions of the left and right conveyor side plates and the left and right ends of the endless rolling body, the endless rolling operation is performed. The rolling motion of the body causes stones and gravel to slide along the anti-wear body.The anti-wear body protects the inner parts of the left and right conveyor side plates from stones and gravel, etc. The inner side of the conveyor side plate is prevented from being worn and damaged.

In the agricultural machine conveyor according to the second aspect of the present invention, since the plurality of wear preventing plates are continuously arranged, the recessed step portion is not formed between the plurality of wear preventing plates, and each wear preventing plate is not formed. If stones, gravel, etc. are not caught between the stop plates, and if there is partial wear damage to each wear prevention plate, simply remove and replace the wear prevention plate with the wear damage part. Therefore, it is not necessary to replace the entire anti-wear body.

[0009]

【Example】

 A configuration of an embodiment of the present invention will be described below with reference to the drawings.

Reference numeral 1 denotes a hollow pipe-shaped main frame that is long in the left-right direction, and upper ends of front ends of left and right conveyor side plates 2 that are disposed opposite to each other are integrally fixed to both ends of the main frame 1. Further, the excavated body 3 is integrally attached to the lower front of the front lower end portions of the left and right conveyor side plates 2 described above.

Further, between the left and right conveyor side plates 2 located near the rear end of the excavated body 3, left and right sprockets 4 as front driven wheels are rotatably supported by a spindle 5. It is hung. A drive shaft 6 which is long in the left-right direction is rotatably mounted between the left and right conveyor side plates 2 at the upper rear part of the left and right sprockets 4, and a rear part is provided on both left and right sides of the drive shaft 6. The left and right sprockets 7 as the drive wheels of the are fixedly attached.

Further, an endless traveling body 8 is rotatably suspended between the left and right front sprockets 4 and the rear left and right sprockets 7. The endless traveling body 8 has a pair of endless chains 9 arranged on the left and right, and a large number of horizontal rods 10 are arranged between the pair of endless chains 9 at intervals so as to remove soil. Is rotatably mounted on the shaft. Further, the endless traveling body 8 is arranged so as to be capable of traveling inclining upward and rearward by the front, rear, left and right sprockets 4, 7.

A mission 12 is provided at an intermediate portion of the main frame 1 so as to rotatably project the input shaft 11 forward, and an output shaft 13 of the mission 12 is freely rotatable in the main frame 1. The output end portion 14 of the output shaft 13 is rotatably projected into the front end portion of a transmission case 15 arranged and fixed on the outer side portion of the right side conveyor side plate 2. Further, an input end 16 of the drive shaft 6 is rotatably projected in the rear end of the transmission case 15, and the input shaft end 16 of the drive shaft 6 and the output end 14 of the output shaft 13 are connected to each other. Are linked by the linking medium 17.

Next, inside the left and right conveyor side plates 2, wear preventing members 18 are provided along the left and right ends of the endless traveling member 8, that is, along the traveling direction of the endless traveling member 8. Has been installed. The wear preventive body 18 is composed of a plurality of wear preventive plates 18a, 18b, 18c which are formed in a divided manner, and these wear preventive plates 18a, 18b, 18c are attached to the inner side portions of the left and right conveyor side plates 2. The wear-preventing plates 18a, 18b, 18c are arranged continuously in the front-rear direction without interruption, and each of the wear-preventing plates 18a, 18b, 18c is detachably attached to the inner side of the left and right conveyor side plates 2 by a plurality of screws 19. It is attached.

Therefore, the wear preventing plate 18a at the front portion, which is connected to the rear end portion of the excavated body 3, is arranged in the traveling direction of the traveling upper portion 8a and the traveling lower portion 8b of the endless traveling body 8. The intermediate wear preventing plate 18b, which is arranged along the front part, is connected to the front part wear preventing plate 18a, and the rear part wear preventing plate 18c is connected to the middle part wear preventing plate 18b. It is arranged along the traveling direction of the traveling upper portion 8a, and a recess 20 for the drive shaft 6 is formed in the lower rear end of the wear preventing plate 18c at the rear portion thereof. The wear-preventing plates 18a, 18b, 18c are heat-treated metal plates that are hard and wear-resistant.

Next, a horizontal conveyor 21 that is located below the carry-out end portion of the endless traveling body 8 and is between the left and right conveyor side plates 2 and that carries and carries out the harvested items rearward is disposed. ing. The horizontal conveyor 21 is driven to rotate by the output from the drive shaft 6. Then, the horizontal conveyor 21 conveys and carries out the harvested product carried out from the carry-out end portion of the endless traveling body 8 toward the rear.

In addition, the front end portions of the left and right guide bodies 22 are pivotally supported by a support shaft 23 on the left and right conveyor side plates 2 located at the upper rear portion of the horizontal conveyor 21 so as to be rotatable in the left and right directions. The left and right guide bodies 22 are arranged so as to be gradually inclined toward the rear so as to narrow the gap, and the left and right guide bodies 22 are tilted by the support rods 24 protruding from the left and right conveyor side plates 2. It is supported freely. Then, the left and right guides 22 collect the harvested products on the horizontal conveyor 21 to an intermediate portion in the horizontal direction of the horizontal conveyor 21 and carry them out.

A compression roller 25 is positioned below the horizontal conveyor 21 and is rotatably mounted on the left and right conveyor side plates 2 so that the compression roller 25 can be vertically adjusted and rotated. It is adapted to be rotationally driven by the output from the drive shaft 6. Incidentally, reference numeral 26 in the figure denotes a connecting frame which is provided on the main frame 1 so as to project forward.

Next, the operation of the above embodiment will be described.

The connecting frame 26 is connected to the suspension mechanism of the tractor, and the input shaft 11 of the mission 12 is connected to the PTO shaft of the tractor via the power transmission shaft. When the input shaft 11 is rotated by the output from the PTO shaft of the tractor while the tractor pulls the machine, the output from the output shaft 13 of the mission 12 causes the drive shaft 6 to move through the interlocking medium 17. It is rotationally driven, and the endless traveling body 8 is rotated rearward and upward by the drive shaft 6 via the front, rear, left and right sprockets 4, 7.

When the drive shaft 6 is rotationally driven, the output from the drive shaft 6 causes the endless rolling body of the horizontal conveyor 21 to drive and drive backward, and the compression roller 25 is also driven. It is driven to rotate counterclockwise in side view.

Then, the harvested products in the field are sequentially excavated by the excavated body 3, and each harvested product is sequentially loaded onto the endless traveling body 8, and each harvested product is transferred by the endless traveling body 8. While the soil is being sifted off, it is transported upward and at the same time, each harvested product is loaded onto the endless rolling body of the horizontal conveyor 21 from the unloading end, and the endless rolling body of this horizontal conveyor 21 is used. The harvested products are conveyed backward, and the harvested products are gradually gathered inward from the left and right guide bodies 22 on the endless rolling bodies to the inner side of the endless rolling bodies and endlessly traveling. It is carried out from the carry-out end of the body.

Further, the soil that has been digged up by the excavation body 3 in order to be puffed and softened and the soil that has been sifted from the endless traveling body 8 are sequentially compressed to a flat level by the compression roller 25 that is driven to rotate. Therefore, the respective crops carried out from the carry-out end portion of the endless traveling body of the horizontal conveyor 21 are carried out and dropped on the leveled ground that is flatly compressed by the compression roller 25.

When each harvested product from the excavated body 3 is sequentially loaded onto the endless traveling body 8, and when each harvested product is transported upward and rearward while sieving off the soil. In this case, even if stones or gravel are caught between the inner parts of the left and right conveyor side plates 2 and the endless chains 9 at the left and right ends of the endless rolling member 8, endless rolling When the body 8 is rotated, stones, gravel, etc. are slid along the wear-preventing plates 18a, 18b, 18c by the endless chains 9 at the left and right ends thereof, and the wear is prevented. The preventive member 18 protects the inner parts of the left and right conveyor side plates 2 from stones and gravel, and prevents the inner parts of the left and right conveyor side plates 2 from being worn and damaged by stones and gravel.

Further, since the plurality of wear preventing plates 18a, 18b, 18c are continuously arranged along the inner portions of the left and right conveyor side plates 2, the plurality of wear preventing plates 18a, 18b, 18b, No recessed step is formed between the continuous portions of 18c, and stones and gravel are not caught between the wear preventing plates 18a, 18b, 18c. Further, since the wear preventive body 18 is composed of the wear preventive plates 18a, 18b, 18c, if the wear preventive plates 18a, 18b, 18c are partially worn or damaged, The wear-preventing plates 18a, 18b, and 18c having the wear-damaged parts may be attached / detached and replaced with the screws 19, and the entire wear-preventing body 18 need not be replaced.

Further, in the wear preventing body 18, the front wear preventing plate 18a, which is disposed inside the left and right conveyor side plates 2 in the vicinity of the excavated body 3, is an endless rotating plate that travels in the soil. Since the upper traveling portion 8a and the lower traveling portion 8b of the traveling body 8 are arranged along the traveling direction, the endless chains 9 at the left and right ends of the traveling upper portion 8a and the traveling lower portion 8b are used to provide stones and gravel. Even if something is caught, the inner front end portions of the left and right conveyor side plates 2 are protected by the front wear prevention plate 18a, and wear damage is prevented.

[0027]

[Effect of device]

 According to the invention of claim 1, since the wear preventing members are arranged inside the left and right conveyor side plates along at least the left and right end portions of the upper end of the traveling body, the left and right wear preventing members are provided. The inner parts of the left and right conveyor side plates can be reliably protected from stones and gravel, and the inner parts of the left and right conveyor side plates can be reliably prevented from being worn and damaged by stones and gravel. The cost can be reduced compared to the case where the entire conveyor side plate is made of a material having high wear resistance. Therefore, it is possible to provide a highly durable and economical conveyor device for agricultural machinery with a simple structure. it can.

According to the second aspect of the present invention, the wear preventing body is composed of a plurality of wear preventing plates formed in a divided manner, and these wear preventing plates are continuously arranged with respect to the inner portions of the left and right conveyor side plates. Therefore, there is no step between which stones are caught between the wear prevention plates, and since each wear prevention plate is detachably attached, it is sufficient to replace the wear prevention plate with the wear damage part. It is economical because it is not necessary to replace the entire wear prevention body.

[Brief description of drawings]

FIG. 1 is a side view of an agricultural machine conveyor according to an embodiment of the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is an enlarged side view of a part of the same.

FIG. 4 is a sectional view taken along line a-a of the above.

[Explanation of symbols]

 2 Conveyor side plate 4 Driven wheel 7 Drive wheel 8 Endless traveling body 8a Traveling upper part 18 Anti-wear body 18a, 18b, 18c Anti-wear plate

Claims (2)

[Scope of utility model registration request] 1. Left and right conveyor side plates disposed opposite to each other, driven wheels and drive wheels rotatably mounted on the front and rear portions between the left and right conveyor side plates, and the front and rear driven wheels. An endless traveling body suspended between itself and a wheel so as to be freely rotatable, and an abrasion-preventing body is provided inside the left and right conveyor side plates along at least left and right end portions of an upper traveling portion of the endless traveling body. A conveyor device for agricultural work machines, characterized in that 2. The wear preventing member is composed of a plurality of wear preventing plates formed in a divided manner, and these wear preventing plates are arranged continuously with respect to the inner portions of the left and right conveyor side plates and are detachable. The conveyor device for agricultural work machines according to claim 1, wherein the conveyor device is attached to the.