JP2010094088A - Combine harvester - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a combine harvester having a simple constitution, without requiring a large cost burden for its housing facility and capable of aiming at the improvement of working environment of a worker. <P>SOLUTION: The combine harvester equipped with a hopper device (4) facing to the outside of a machine body and bagging cereal grains, and a working deck (5) for the cereal grain-bagging, formed in a range from the low directional part of the hopper device (4) to the outside edge of a machine body is provided by installing a flexible light-shading sheet (14) covering from the upper part of the hopper device (4) to the upper direction of the working deck (5) and capable of extending to the outside direction of the machine body. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a combine equipped with a hopper device that faces the outside of the machine body and a working deck for bagging that projects outside the hopper device.

A combine comprising a hopper device and a working deck for bagging is known. This combine includes, for example, a hopper device for bagging harvested grains facing the outside of the machine body and a working deck for bagging projecting outside the hopper device, as in Patent Document 1, for cutting and threshing. The harvested grain that has been threshed can be packed in a bag on the work deck while performing the bagging operation. The work environment can be improved.
Japanese Utility Model Publication No. 5-9236

  However, since the awning is fixed to the support column and is fixedly extended to the upper part of the work deck, a large space is required when storing the combine in a storage facility such as a garage. There was a problem that it was forced to bear a large cost burden.

  An object of the present invention is to provide a combine with a simple configuration capable of improving the working environment of an operator without requiring a large cost for the storage facility.

The invention of claim 1 includes a hopper device for bagging grains facing the outside of the machine body, and a work deck for grain bagging work formed in a range extending from a lower part of the hopper device to the outer edge of the machine body. The combine is provided with a flexible light-shielding sheet so as to cover the upper side of the work deck from the upper part of the hopper device and extend to the outside of the machine body.
With the above configuration, the flexible sun protection sheet that can be extended from the upper part of the hopper covers the work deck at the extension position above the outer end of the work deck, and is returned to the upper part of the hopper device to return the sun protection sheet. Overhang is suppressed.

According to a second aspect of the present invention, in the configuration of the first aspect, a handrail for an operator extending along the outside of the hopper device is provided, and a movable frame is provided so as to be swingable by pivotally supporting a base portion on the handrail. The outer end of the light shielding sheet is attached to the movable frame.
With the above configuration, the sun protection sheet is developed and stored by the movable frame that is pivotally supported on the handrail of the hopper device.

According to a third aspect of the present invention, in the configuration of the second aspect, a backrest member for a bagging operator is provided so as to be able to project outward from the hopper device, and the backrest member and the movable frame are linked by a connecting member. It is connected to be operable.
With the above-described configuration, the sun protection sheet operates in conjunction with the operation of expanding and storing the backrest member via the connecting member.

  The combine according to claim 1 can be stored in the upper part of the hopper device when storing the fuselage by the sunshade of a simple configuration that can be extended from the upper part of the hopper device, so that it does not require a large cost for the storage equipment. The working environment of the worker can be improved.

  In addition to the effect of claim 1, the combine of claim 2 allows the sunsheet to be developed and stored by a movable frame pivotally supported on the handrail of the hopper device, so that a movable movable support mechanism is not required. The sunshade can be easily configured.

  In addition to the effect of the second aspect, the combine according to the third aspect can be operated in a lump without requiring the operation of the sun protection sheet with the operation of expanding and storing the backrest member.

Embodiments specifically configured based on the above technical idea will be described below with reference to the drawings.
The combine 1 to which the present invention is applied includes a side view and a plan view as shown in FIGS. 1 and 2, respectively. As a main configuration, a harvester 2 that harvests cereals from a field, and a harvested culm A threshing device 3 for receiving and threshing and sorting, a hopper device 4 for bagging the threshed grain, a working device such as a work deck 5 along the outside of the hopper device 4, and left and right crawlers 6 as traveling means , 6 and a control unit 7 for operating the working device and the vehicle running. Also, in the fuselage, there are an engine and a control device that are the prime mover of the combine, a traveling transmission device that is abbreviated as HST and incorporates a hydrostatic continuously variable transmission mechanism that abruptly shifts the power of the crawler forward and backward. Prepare.

  The driver's cab constructed in the above-mentioned control section is centered on the operator's seat, the main shift lever for forward / reverse shift operation abbreviated as the monitor panel and the HST lever, the left / right turning of the fuselage and the lifting / lowering of the harvesting device with one lever In addition to the power steering lever configured in this way, various switches and operation levers for the operation of various work devices, etc., a control device that controls various devices including the engine by operation signals from these operation tools and sensor signals of the devices Prepare.

(Hopper system)
The hopper device 4 will be described. The hopper device 4 is arranged side by side with the threshing device 3 on one side of the machine body, and the hopper apparatus 4 includes a plurality of hoppers 4a. A cocoon is received from the threshing device 3. For bagging work by these hoppers 4a ..., a work deck 5 is formed in the lower part of the hopper device 4, and a handrail 11 is fixed to the outer surface of the hopper device 4. An auxiliary deck 12 and a backrest plate 13 are provided at the outer end of the work deck 5 so as to be able to extend outward from the machine body, and a flexible light-shielding sheet 14 can be extended to the outside of the machine body above the work deck 5. A movable sunshade is provided.

  The work deck 5 is a work floor for bagging work in a range from the lower part of the hopper 4a to the outer end of the machine body. The handrail 11 is provided so as to wrap around both sides along the outer side surface of the hopper device 4 in order to assist the working posture of bagging. The auxiliary deck 12 is pivotally supported on the outer end of the work deck 5 to form a working space for bagging operation and a mounting space for bagged grain fillings in an overhanging state. The backrest plate 13 is a receiving plate for receiving the operator's back, and is rocked to a storage position close to the hopper device 4 by an L-shaped support frame 16 pivotally supported on a frame 15 on the machine body extending rearward from the hopper device 4. Support movably.

  The light shielding sheet 14 is formed of a cloth or a vinyl film having a predetermined tensile strength. As shown in FIG. 3, the movable support mechanism has a base portion pivotally supported by an upper frame 21 attached to the upper part of the hopper device 4 and a handrail 11 extending so as to go around both sides of the hopper device 4. The light shielding sheet 14 is installed between the movable frame 22 and the substantially U-shaped movable frame 22 so as to be movable.

  Between the upper frame 21 and the movable frame 22, bendable tension links 23 and 23 that apply tension to the light shielding sheet 14 are installed. The tension links 23, 23 are provided with a clearance so as to bend slightly in the vertical direction. When the light shielding sheet 14 is closed, the light shielding sheet 14 is closed while pushing the intermediate portions of the tension links 23 and 23 inward.

  The upper frame 21 is provided with a clip-shaped catcher 24 for holding the movable frame 22 in the storage position. Further, in order to operate the light shielding sheet 14 and the backrest plate 13 in an interlocking manner, the movable frame 22 to which the light shielding sheet 14 is attached and the support frame 16 of the backrest plate 13 are connected by a connecting member 25.

  In the movable sunshade device using the light shielding sheet 14 having the above configuration, the light shielding sheet 14 is unfolded from the hopper device 4 to cover the upper side of the work deck 5 by swinging the movable frame 22 to the extended position. Therefore, it is possible to block the solar radiation in the bagging work range by the hopper device 4 and to receive dust rising from the vicinity of the threshing device 3 to improve the work environment.

  When storing the fuselage, the movable frame 22 is returned to the position of the upper frame 21 at the top of the hopper device 4 and is held in the storage position by the catcher 24. Therefore, the width of the fuselage is reduced and stored in the storage facility. be able to. Further, the light shielding sheet 14 can be developed and stored by operating the backrest plate 13 connected to the movable frame 22 via the connecting member 25.

(Another configuration example)
Next, another configuration example of the sunshade device will be described.
As shown in FIGS. 4 and 5, the combine 31 has a front sun visor that covers the control unit 7 by raising a support column 32 at a position between the control unit 7 and the hopper device 4. 33 and the rear sun visor 34 covering the work deck 5 are attached. Both sun visors 33 and 34 are supported by the support column 32 so as to be rotatable to a position overlapping the upper portion of the hopper device 4, and the support column 32 is configured to be extendable and retractable so that both the sun visors 33 and 34 are placed on the upper surface of the hopper device 4 To do.

  Further, the backrest plate 13 is configured to be movable by an L-shaped support frame 16 that is pivotally supported on a frame 15 on the machine body side that extends rearward from the hopper device 4 so that the backrest plate 13 can be individually operated with the sun visors 33 and 34. In addition, an engine emergency stop switch 35 is provided on the outer surface of the hopper device 4.

  By configuring as described above, the two sun visors 33 and 34 of the combine 31 cover the control unit 7 and the work deck 5 and can be stored compactly without requiring any special storage space. .

(shutter)
Next, the shutter of the hopper will be described.
The shutter mechanism 41 of the hopper 4a has a longitudinal side view as shown in FIG. 6, and the shutter mechanism 41 presses the elastic member 43 against the shutter plate 42 slidable in the front-rear direction for opening and closing the lower end opening of the hopper 4a. The slide position of the plate 42 is held. As shown in FIGS. 7 and 8, respectively, the elastic member 43 has a mounting hole 44 formed in a vertically long shape and an appropriate pressing force at the lower end of the elastic member 43 as shown in FIGS. Is acted on the shutter plate 42, and in this state, bolts are fixed by the mounting plate 45.

  The pressing force of the elastic member 43 prevents the shutter plate 42 from opening naturally, and the pressing force can be adjusted in the range of the mounting hole 44, so that a generally costly pressing mechanism using a spring and a steel ball is applied. Therefore, an appropriate shutter opening load can be set with a simple configuration.

  In this case, the mounting plate 45 is opened and closed by holding the elastic member 43 in a cantilevered manner with a predetermined distance A from the shutter plate 42, so that there is no need to close the shutter plate 42 due to the bending of the elastic member 43. The feeling of time can be improved.

  Further, as shown in FIG. 9, a partially enlarged sectional view in the closed state is formed by forming a receiving hole 46 in the shutter plate 42 so that the elastic member 43 is inserted when the shutter plate 42 is slid to the closed position. The shutter plate 42 can be securely fixed at the position.

Combine side view Top view of the combine Perspective view of main part of sunscreen device Side view of another combine unit Top view of the combine of FIG. Longitudinal side view of hopper Partial enlarged view of FIG. Partially broken front view of FIG. Partial enlarged sectional view in the closed state

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Combine 3 Threshing apparatus 4 Hopper apparatus 4a Hopper 5 Work deck 11 Handrail 12 Auxiliary deck 13 Backrest board 14 Light shielding sheet 15 Frame 16 Support frame 21 Upper frame 22 Movable frame 25 Connecting member

Claims (3)

A hopper device (4) for bagging grains facing the outside of the machine body, and a work deck (5) for grain bagging work formed in a range extending from the lower part of the hopper device (4) to the outer edge of the machine body )
A combine comprising a flexible light-shielding sheet (14) provided so as to cover the upper side of the work deck (5) from the upper part of the hopper device (4) and extend to the outside of the machine body.   A handrail (11) for an operator extending along the outside of the hopper device (4) is provided, and a movable frame (22) is provided so as to be swingable by pivotally supporting a base portion on the handrail (11). The combine according to claim 1, wherein an outer end of the light shielding sheet (14) is attached to a frame (22).   A backrest member (13) for a bagging operator is provided so as to be able to project outward from the hopper device (4), and a connecting member (25) is provided between the backrest member (13) and the movable frame (22). 3. The combine according to claim 2, wherein the combiner is connected so as to be capable of interlocking operation.

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