JPH1080218A - Rush harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a rush harvester capable of simply carrying out operations for stopping threshing rollers to achieve maintenance, etc., and a waste rush shredding apparatus. SOLUTION: In this rush harvester constituted so as to hold waste rush projecting to the stock end side of a transported rush group in a nipped state by a pair of threshing rollers 18 and 19, to draw out and to deliver the waste rush, a waste rush shredding apparatus 6 for successively cutting the discharged waste rush from the transportation end side is installed at the delivery end side of the waste rush of the threshing rollers 18 and 19 and the waste rush shredding apparatus 6 is constituted to stop by the interlock to the suspension of the operations of holding in a nip state and drawing out of the threshing rollers 18 and 19.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rush harvesting machine configured to hold litter, which is protruded toward the end of a rush of conveyed rushes, between a pair of rotating rollers that are driven to rotate and pull out the rush. .

[0002]

2. Description of the Related Art Conventionally, as this kind of rush harvesting machine, a rush shredder that cuts out trash that has been drawn out and carried out by a squeeze roller is provided. They were driven by separate drive systems.

[0003]

Therefore, in the rush harvester having the above-mentioned conventional structure, it is necessary to separately perform the operations of stopping the drive of the grinding roller and stopping the waste crushing device, which is troublesome. Was something.

The present invention has been made in view of the above-mentioned circumstances, and provides a rush harvester capable of easily performing operations such as stopping a crusher roller and a waste crushing device for maintenance and the like. With the goal.

[0005]

[Means for Solving the Problems]

(Structure) The rush harvester according to claim 1 of the present invention is configured such that waste rush protruding toward the end of the rush of transported rush is nipped by a pair of rotary rollers driven and pulled out and carried out. In the machine, a litter shredding device for sequentially cutting the litter carried out from the transport end side is provided on the litter carry-out side of the above-mentioned collecting roller, and interlocked with the stoppage of the gripping / pulling-out operation of the above-mentioned collecting roller. And the debris shredding device is configured to be stopped.

(Operation) According to the configuration of the first aspect of the present invention, the waste scrap shredding device is stopped in conjunction with the stop of the gripping / pulling-out operation of the dusting roller. The stopping operation and the operation of stopping the shredder can be performed by a single operation.

(Effects) Therefore, according to the configuration of claim 1 of the present invention, the stopping operation of the cutting roller and the stopping operation of the waste shredding device can be performed by a single operation. Simple operation suffices, and the work efficiency when performing maintenance and the like on the waste shredding device and the curling roller can be improved.

(Structure) According to a second aspect of the present invention, in the rush harvester according to the first aspect, the stopping means is configured to interlock with the operation of keeping a distance between the pair of threading rollers. It is characterized in that the clutch in the transmission mechanism for transmitting the power to the disconnection device is operated to perform the transmission disconnection operation.

(Operation) According to the configuration of the second aspect of the present invention, if an operation is performed with a space between the pair of squeezing rollers for maintenance or the like, the operation of the waste shredding device is stopped in conjunction therewith. Therefore, when performing maintenance one by one, it is not necessary to separately perform the operation of leaving a gap between a pair of squeezing rollers and the operation of stopping the waste crushing device, and it is possible to perform it with a single operation. it can.

(Effects) Therefore, according to the configuration of claim 2 of the present invention, it is not necessary to separately perform the operation of increasing the distance between the pair of squeezing rollers and the operation of stopping the waste shredder. Since the operation can be performed by a single operation, the operation is simplified, and the work efficiency when performing maintenance or the like on the waste cutting and shredding device and the squeeze roller can be improved.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1 and FIG. 2, the rush to be planted is vibrated by a driving-type weeding body 1 to loosen the entangled grass, and the rush to be cut and the non-cutted rush are sown. Weeding is performed on one side and the other side of the row raising path, the rush to be cut from the weeding body 1 is raised by the device 2, and the stem end of the rush to be cut from the raising device 2 is an endless rotating belt. The cutting section A, which is configured to cut the root side of the stock with a clipper-type cutting device 4 while holding it by a cutting device 3, and a sorting device 5 for separating cutting rush grass into rush grass to be harvested and waste rush grass (hereinafter referred to as waste rush). The cutting waste A from the cutting section A by the waste cutting and shredding device 6 acting on the waste rush from the sorting device 5, the binding device B for bundling the target rush from the sorting device 5 by a set amount, the endless rotating belt 3, and the like. Is supplied to the sorting device 5 and sorted. A working device provided with a transport unit 7 for supplying the target rush from the storage unit 5 to the binding device B is a crawler traveling device 8, a sunshade 9 for an operating unit, a front part of a self-propelled body having an engine E and the like. In addition, the lift cylinder C1 is connected so as to swing up and down around the axis P in the lateral direction of the machine body, and the rotation output of the engine E is transmitted to a working device. A loading platform 10 for storing the rush bundles from the tying device B is provided on the side of the driving unit of the self-propelled body so as to be able to be dumped by the dump cylinder C2, thereby constituting a riding type rush harvester.

As shown in FIG. 1 and FIG.
The endless rotating belt 3 located on the rear side of the raising device 2, and a pair of upper and lower laterally feeding endless rotating belts 11, 1 located on the rear side of the raising device 2 below the endless rotating belt 3.
1, a blower 12 located between the laterally feeding endless rotating belts 11, 11; and a rearwardly feeding endless rotating belt 14 provided side by side with the rush receiving table 13 located on the lateral side of the blower 12. , And 15 respectively. The endless rotating belt 3 clamps the stem side of the cutting rush from the cutting device 4 and conveys it to the rear of the machine. Endless rotating belt 3
A pair of laterally feeding endless rotating belts 11, 11 laterally feed the root side of the cutting rush that clamps the stems of the cutting rushes toward the rush receiving table 13 by means of these locking and conveying claws. When this stock side reaches the side of the blow port 12a of the blower 12, the wind from the blow port 12a blows up the stock base side, and
Of the rear-endless endless rotating belts 14 and 15 located on the side closer to the blower 12. Then, after this, the feed endless rotating belt 14 moves the root side of the cutting rush to the rush receiving tray 13.
And is fed between the endless rotating belt 16 of the sorting device 5 located above the front end side of the rush receiving tray 13 and the upper surface of the rush receiving tray 13.
At this time, the transport guide 17 receives and acts on a stem portion between the endless rotating belt 3 and the backward feeding endless rotating belt 14 of the cutting rush, and the stem tip side of the transport guide 17 of the cutting rush faces the machine body up and down. In this state, the root side of the stock relative to the transport guide 17 is in a sideways-down attitude on the rush receiving table 13, so that the cut rush grass has a curved bending position as a whole at a position where it comes into contact with the transport guide 17. In this bent posture, the endless rotating belt 3 clamps and conveys the tip of the stem further rearward, and the backward feed endless rotating belt 14 locks and conveys the stem side further rearward along the upper surface of the rush receiving stand 13. . After passing through a pair of front and rear endless rotating belts 16, 16, the stock side enters the conveying start end of the backward feeding endless rotating belt 15, and the endless rotating belts 3, 14, 15 bend the cutting grass. To further transport it to the rear of the aircraft. After this, the stem tip side comes off from the endless rotating belt 3, and the cutting rush takes a sideways posture along the lateral direction of the fuselage over the entire length, and feeds back the end of the cutting rush to the endless turning belt in the sideways posture. 15 is further transported to the rear of the machine and sent to the binding device B. Thereby, the transporting unit 7 supplies all of the cut rush from the cutting device 4 to the sorting device 5, and supplies the target rush to the binding device B by the sorting device 5.

The sorting device 5 includes a pair of the endless turning belts 16, 16 arranged in the longitudinal direction of the fuselage above the front end of the rush receiving stand 13, and one end of the endless turning belts 16, 16. It is constituted by a pair of upper and lower curling rollers 18 and 19 provided on the rear side of the fuselage. As shown in FIG. 3 and FIG. 7, the wheel body 20 wrapping one end side of the pair of endless rotating belts 16, 16 is driven around the axis in the longitudinal direction of the machine body by the transmission from the binding device B. As a result, both of the pair of endless endless rotating belts 16 and 16 are driven by the wheel body 20, and the endless turning belts 16 and 16 have the jaw 16 a with respect to the rug receiving base 13 as shown in FIG. It moves in the direction indicated by the arrow F, and pulls out the lateral side of the machine body by friction against the root side of the cut rush from the transport unit 7. Among the cutting rushes supplied between the curling endless rotating belt 16 and the rush receiving tray 13, the rush having the stem tip side pinched by the endless rotating belt 3 is endlessly rotated even if the curling claw 16a is pulled out. The rush that does not fall out of the rush group conveyed to the rear of the machine by the moving belts 3 and 14 but whose stem side is not clamped by the endless rotating belt 3 is moved from the rush group to the stock base side by the pulling-out claw 16a. Get out. The cutting rush that has escaped from the conveying rush group together with the other cutting rush and moves to the rear side of the endless rotating belt 16, and its stock side enters between the pair of horn rollers 18, 19. Then, the upper roller 18 of the pair of roller 18 and 19 is coaxially and integrally rotatably connected to the rear side of the wheel 20 for driving the belt and is driven to rotate together with the wheel 20. It is configured so that: The lower roller 19 contacts the upper roller 18 and is driven to rotate by frictional transmission from the upper roller 18. , 19 extract the cutting rushes fed from the endless rotary belt 16 to the stock side from the transported rush group to the stock side, and discharge them to the lateral outer sides of the squeezing rollers 18, 19. Thereby, the sorting device 7 sorts the cutting rush from the cutting device 4 into those whose stem ends are clamped by the endless rotating belt 3 and those that are not clamped, and clamped by the endless rotating belt 3. The harvested rush is fed into the post-feeding endless rotating belt 15 as a harvest target rush having a longer stem length and longer than a set length determined by the distance from the endless rotating belt 16 to the endless rotating belt 3, and the endless rotating. The cutting path which is located on the lateral outer side of the body of the turret rollers 18, 19, while cutting the rush grass which is not clamped by the belt 3 as the short stalk having a stalk length less than the set length, in the state of the long stalk cut by the reaping device 4. Release to R.

As shown in FIGS. 3 to 9, the waste cutting and shredding device 6 includes a case 23 mounted on a support shaft 21 for the ring body 20 and the curling roller 18 via a mounting arm 22, and a box 23. The free end of the support arm 24 which is disposed inside the case 23 so as to be covered by the case 23 and which is freely rotatably fitted to the cylindrical case 43 integrally connected to the transmission case of the binding device B, is covered with the case 23. A rotary blade body 26 for shredding rotatably mounted via a rotatable shaft 25 rotatably supported together with a rear side wall 23a of the case 23;
It is disposed inside the case 23 so as to be covered by the case 23, and near the outer periphery of the rotary blade body 26 and near the outer peripheral surface of the lower roller 19, the rotating roller 19 is connected to the rotating spindle. And a fixed blade 28 for shredding provided via a bracket 27 fixed to a swing support arm 39 supported by the arm 25.

A rotary blade driving pulley 30 attached to the end of the rotary support shaft 25 so as to be integrally rotatable between a rear side wall 23a of the case 23 and a clutch cover 29 attached to the rear side wall 23a. Is provided. A transmission belt 31 is attached to the rotary blade driving pulley 30 and the belt pulley 18a formed at the end of the roller 18 to form a transmission mechanism D for driving the rotary blade 26 to rotate. As shown in FIGS. 5 and 6, around the axis Q <b> 1 along the front-rear direction below the pivot point of the rotation spindle 25 on the rear wall 23 a of the case 23 attached to the body part 32 of the self-propelled body. By providing the swingable tension arm 33, a belt tension type clutch 34 that transmits power to the waste shredding device 6 is configured. One end of the tension arm 33 is engaged with an arm 33a that extends to the opposite side of the arm provided with the tension roller 35 that abuts on the transmission belt 31 so as to apply tension with the axis Q1 interposed therebetween. The tension application is elastically biased by the tension spring 36 which is stopped. The other end of the tension spring 36 is locked to a lever 37 pivotally supported on the rear side wall 23a of the case 23 so as to be rotatable around the longitudinal axis Q2.

As shown in FIG. 5 and FIG.
Reference numeral 7 is linked to the swing support arm 39 of the lower roller 19 via a second tension spring 38. That is, the swing support arm 39 is fitted around the boss portion of the support boss member 41 for supporting the rotary blade driving pulley 30 on the rear side wall of the case 23 via the bearing 40 so as to be freely rotatable. The lower support roller 39 is rotatably supported at one end of the swing support arm 39, and one end of the second tension spring 38 is connected to the other end of the swing support arm 39. And the other end of the second tension spring 38 is connected to the lever 3
7. When the lever 37 is set at a position lower than the clutch cover 29, the swinging support arm 39 is rotated around the axis Q2, and the dust roller 19 is lifted upward, so that the upper dust roller 18 is raised.
Is elastically urged by the second tension spring 38 in a state of contact with the second tension spring 38. Similarly, since the tension spring 36 is pulled downward, the tension roller 3
5 is an operation state in which tension is applied to the power transmission belt 31, that is, the power transmission belt 31 is brought into a power-on state. As shown in FIG. 9A, the position of the lever 37 in this state is the lock position L. When the lever 37 is swung upward around the axis Q1 and the lever 37 is positioned to the right and outside of the clutch cover 29, both the tension spring 36 and the second tension spring 38 are loosened. As shown in FIG. 9 (b), the weighing roller 19 is lowered by its own weight, leaving a gap between the weighing rollers 18 and 19, and the application of tension to the power transmission belt 31 is released. Is loosened, and transmission from the roller 18 to the rotary blade 26 is stopped. The operation position of the lever 37 in this state is the lock release position U.

According to the above configuration, when maintenance or inspection is performed on the rotary blade body 26, the curling rollers 18, 19, etc., the unlocking position is set so that the curling roller 19 is separated from the curling roller 18 from a normal use posture. By simply operating the lever 37 to U, the driving of the rotary blade body 26 is stopped, and the clearance between the squeezing rollers 18 and 19 can be made easy to inspect.

[Another Embodiment] By using an electric actuator, for example, the tension type clutch or the like described in the above embodiment may be intermittently connected and the relative position of the squeeze roller may be changed. At the same time, the operation of the electric actuator may be performed by operating a switch or the like.

[Brief description of the drawings]

FIG. 1 is an overall side view showing a rush harvester.

FIG. 2 is an overall plan view showing a rush harvester.

FIG. 3 is a longitudinal sectional front view showing a sorting device, a waste scrap shredding device, and the like.

FIG. 4 is a partially cutaway perspective view showing a scrap cutting device.

FIG. 5 is a longitudinal rear view showing the waste crusher in a driven state.

FIG. 6 is a longitudinal rear view showing the waste crushing device in a drive released state.

FIG. 7 is a plan view of a lint shredder partially broken at a driving roller portion on a driving side.

FIG. 8 is a plan view of a lint shredder partially broken at a driven roller portion on a driven side.

FIG. 9 is a longitudinal rear view showing a rotary blade body and the like in use (a).
And longitudinal rear view showing the rotary blade and the like in a state where maintenance is performed (b)

[Explanation of symbols]

 6 Waste crushing device 18, 19 Cutting roller 34 Clutch D Transmission mechanism

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Mitsuru Murata 332 Ryoha-cho, Sakata City, Yamagata Prefecture Inside Saito Agricultural Machinery Works (72) Hiromi Yamaguchi 332 Ryoba-cho, Sakata City, Yamagata Prefecture Sai Inside Fuji Farm Machinery Works

Claims (2)

[Claims] 1. A rush harvester configured to pinch and remove a waste rush protruding toward the stock end side of a conveying rush group by a pair of rotary rollers that are driven to rotate, wherein the waste roller has a rush discharge side. In addition, a litter shredding device for sequentially cutting the litter from the transport end side is provided, and the litter shredding device is stopped in conjunction with the stoppage of the pinching and pulling operation of the cutting roller. Rush harvester configured in 2. The method according to claim 1, wherein the stopping means is configured to perform a power-off operation of a clutch in a power transmission mechanism for transmitting power to the debris shredding device, in conjunction with an operation of increasing a distance between the pair of waste rollers. The rush harvester according to claim 1, wherein