JP4868132B2 - Combine - Google Patents

Description

  The present invention relates to a combine grain tank.

Conventionally, the structure which provided the threshing apparatus provided above the traveling apparatus and the glen tank provided in the side part of this threshing apparatus is well-known (refer patent document 1).
JP 2006-94775 A

In the known example, in order to increase the volume of the glen tank, the side surface of the glen tank is positioned laterally outward from the traveling device and is exposed so that the glen tank contacts the ridges of the farm field during work. In particular, when a glen tank is formed of a synthetic resin, it is easily damaged.
The present application prevents the Glen tank from being damaged.

The invention of claim 1 is provided with a traveling device 2 below the body frame 1, a threshing device 3 above the body frame 1 , a cutter 7 on the rear side of the threshing device 3, and the threshing device 3 side. In the combine provided with the Glen tank 5 in the part, the Glen tank 5 includes a lower tank portion 20 provided with a discharge device 10 and an upper tank portion 21 formed of synthetic resin. A tank cover 55 is provided on the outer surface, and a rear bulging portion 22 that bulges rearward is formed on the upper portion of the rear wall 11 of the upper tank portion 21 outside the discharge device 10. The lower surface of the protruding portion 22 is formed in the lower inclined surface 23 so as to be positioned on the front side as it goes downward, and the side surface on the threshing device 3 side of the rear bulging portion 22 is provided on the rear side of the glen tank 5. Outside the machine from the cerealing device 13 for discharging The cerealing device 13 for discharge and the rear bulging portion 22 overlap each other in a side view, and the supply cerealing device 15 is arranged on the side surface of the upper tank portion 21 on the threshing device 3 side. A configuration in which the supply port 72 is connected, the supply port 72 and the interior of the rear side bulging portion 22 face each other, and the grains discharged from the supply port 72 are directed to the rear side bulging portion 22; When the machine is run and the harvesting and threshing operation is performed, the threshed grain is stored in the Glen tank 5 and a predetermined amount of grain is stored in the Glen tank 5. Then, the mowing and threshing operation is temporarily suspended, the machine is run, and the grain is discharged to the tank of the truck waiting in the vicinity of the field by the cerealing device 13 and the discharging auger. It is protected by the tank cover 55.
The invention according to claim 2 is the first recess 32 in which a part of the cerealing device 15 for putting the grain into the Glen tank 5 is fitted to the side surface of the upper tank portion 21 on the threshing device 3 side, and the second reduction The combine is characterized in that a second recess 33 into which a part of the device 16 is fitted is formed, and a part of the cerealing device 15 is fitted into the first recess 32, and the second reduction device 16. Is fitted into the second recess 33 to attach the glen tank 5.
The invention of claim 3 is a combine characterized in that the rear surface of the rear side bulging portion 22 is arranged so as to be as close as possible to the support shaft 70 which is a pivot of the cutter 7. The cutter 7 is rotated around the support shaft 70 while avoiding the rear bulging portion 22 to perform maintenance or the like.
In the invention of claim 4, the rear wall 11 of the upper tank portion 21 and the side surface of the rear bulging portion 22 on the threshing device 3 side are in contact with the cerealing device 13 for discharging, and the upper tank portion 21 is displaced. A buffer 75 is provided between the rear wall 11 of the upper tank portion 21 and the side surface on the threshing device 3 side of the rear bulging portion 22 and the cerealing device 13 for discharge. The combine is characterized by the fact that the rear wall 11 of the upper tank portion 21 and the side surface on the threshing device 3 side of the rear bulging portion 22 abut on the cerealing device 13 for discharging, so that the upper tank 21 Of the upper tank portion 21, and a shock absorber 75 between the side face on the threshing device 3 side of the rear wall 11 and the rear side bulging portion 22 of the upper tank portion 21 and the cerealing device 13 for discharge causes an impact at the time of contact. Alleviated.

According to invention of Claim 1 , while being able to prevent the damage of the grain tank 5 and improving the support strength of the grain tank 5 , the grain is efficiently filled into the rear side bulging part 22. be able to.
According to the invention described in claim 2, in order to achieve the effect of the invention described in claim 1, a part of the cerealing device 15 is fitted into the first recess 32, and a part of the second reduction device 16 is changed to the first. The two recesses 33 can be fitted.
In the invention of claim 3, in addition to the effect of the invention of claim 1 or claim 2, the volume of the glen tank 5 can be increased and the cutter 7 can be opened.
In the invention of claim 4, in addition to the effect of the invention of claim 1, claim 2 or claim 3, Since the shock absorber 75 is provided between the cerealing device 13 for discharging, the shock at the time of contact can be mitigated to prevent damage to the glen tank 5, and the shock absorber 75 suppresses the generation of abnormal noise due to vibration. can do.

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings of a combine. Reference numeral 1 denotes a fuselage frame of the combine, 2 a traveling device provided below the fuselage frame 1, 3 a threshing device provided above the fuselage frame 1, and 4 a threshing The mowing part provided on the front side of the apparatus 3, 5 is a Glen tank provided on the side part of the threshing apparatus 3, 6 is a control part provided on the front side of the grain tank 5, and 7 is a cutter provided on the rear side of the threshing apparatus 3. is there.
Thus, the Glen tank 5 is provided with a spiral conveying type discharge device 10 for discharging the grains in the Glen tank 5, and the discharge device 10 is placed in a connection metal 12 provided on the rear wall 11 of the Glen tank 5. Make it protrude. The connection metal 12 is detachably attached to the discharge device 10 and the rear wall 11, and the base of the cerealing device 13 for discharge is attached to the connection metal 12. A discharge auger 14 is attached to the tip of the discharge cerealing device 13. Although not shown in the drawing cerealing device 13 and the discharging auger 14, a grain conveying spiral is provided, and the grains in the glen tank 5 are discharged out of the machine by the discharging cerealing device 13 and the discharging auger 14. .
Reference numeral 15 denotes a cerealing device that supplies the grain threshed by the threshing device 3 to the glen tank 5, and reference numeral 16 denotes a second reduction device.

  Thus, the Glen tank 5 is provided with a rectangular lower tank portion 20 at the lower portion, and the discharge device 10 is disposed in the lower tank portion 20 so that the axial direction thereof is the traveling direction. An upper tank portion 21 is provided above the lower tank portion 20. If the lower tank part 20 is made of metal and the upper tank part 21 is made of synthetic resin, the weight can be reduced and the mounting strength can be improved, and the lower tank part 20 having a substantially rectangular shape in a plan view can be easily manufactured from metal. Therefore, it is preferable that the upper tank portion 21 is formed of a synthetic resin, so that the upper tank portion 21 having a complicated shape can be easily manufactured at low cost (FIG. 5). A rear bulging portion 22 bulging rearward is formed on the upper portion of the rear wall 11 of the upper tank portion 21 outside the discharge device 10 (FIGS. 1, 2 and 3). The lower surface of the rear bulging portion 22 is formed on the lower inclined surface 23 so as to be positioned on the front side as it extends downward.

Reference numeral 25 denotes a lower inclined surface of the lower portion of the front wall 24 of the upper tank portion 21, and 26 denotes an upper and lower intermediate plate portion. The lower inclined surface 25 induces the grains to fall from the upper and lower intermediate plate portion 26 of the front wall 24. Reference numeral 30 denotes a front side bulging portion that bulges forward from the front portion of the lower tank portion 20 provided at a predetermined position on the front wall 24. The front bulging portion 30 is formed to fill the width of the upper tank portion 21 in plan view, and the lower surface of the front bulging portion 30 is formed on the front inclined surface 31 positioned on the rear side as viewed from the side.
Therefore, since the Glen tank 5 is provided with the rear side bulging part 22 and the front side bulging part 30, the tank capacity can be increased.

In FIG. 5, 29 is a supply port of the grain tank 5 to which the cerealing device 15 is connected, 32 is a recess in which a part of the cerealing device 15 is fitted, and 33 is a recess in which a part of the second reduction device 16 is fitted. It is.
The rear swollen portion 22 has an inner swollen vertical surface 35 located at a predetermined interval on the outer side (the anti-threshing device 3 side) of the discharging threshing device 13 (FIG. 3). The cerealing device 13 and the rear bulging portion 22 are configured to overlap (FIG. 1).
Thus, the side surface of the Glen tank 5 including the rear side bulging portion 22 is formed on the side inclined surface 51 which is located on the inner side as it goes downward, below the upper side surface 50 with the upper portion protruding sideways. The lower vertical surface 52 is formed below the side inclined surface 51 (FIG. 8).

Accordingly, a tank cover 55 is provided on a part and a side surface of the rear surface of the Glen tank 5. The tank cover 55 is divided into an upper cover 62 and a lower cover 63 (FIGS. 8 and 9). The lower cover 63 is attached so as to be supported by the body frame 1, and the upper cover 62 is an upper tank. 21.
By the tank cover 55, the upper tank 21 and the body frame 1 can be connected, and the support strength of the upper tank 21 is improved.

That is, the tank cover 55 is provided with a lock device 56 for fixing the tank cover 55 to the upper tank 21 (FIGS. 2, 4, and 11). A pair of front and rear locking devices 56 are provided, and the front locking device 56 of the two locking devices 56 is low, and the rear locking device 56 is provided at a high position.
Further, a side inclined surface 51 is formed on the side surface of the Glen tank 5 below the upper side surface 50 when viewed from the back, and the side inclined surface 51 is inclined so that the front side is low and the rear side is high. It is provided to suppress the bridging phenomenon at the time of grain discharge, and the upper edge of the tank cover 55 is also lower on the lower side of the side inclined surface 51 and the rear side is higher, and the rear side is substantially higher from the upper edge. By providing the lock device 56 at the same interval, the support strength of the tank cover 55 is improved.
Reference numeral 60 denotes an engaging body of the locking device 56, 61 denotes an engaging hook of the locking device 56, and 64 denotes a lever that rotates integrally with the engaging hook 61 (FIG. 10).
Further, the lower cover 63 is provided with an engagement body 66 having an engagement groove (not shown), and the engagement groove of the engagement body 66 is formed on a fixed-side engagement portion 67 formed in the shape of a shaft bar provided in the body frame 1. Engage from above (FIG. 9).

In this case, in the upper tank 21, the upper side surface 50 is protruded laterally by the lower vertical surface 52, and the periphery of the lower vertical surface 52 inside the upper side surface 50 protruding laterally is surrounded by the tank cover 55 (see FIG. 8, FIG. 9).
Therefore, since the tank cover 55 is disposed on the inner side from the right side surface of the machine body, the tank cover 55 is prevented from protruding.
Accordingly, the rear surface of the rear bulging portion 22 of the Glen tank 5 is arranged so as to be as close as possible to the support shaft 70 that serves as a pivot point of the cutter 7 on the right side surface of the cutter 7 (FIG. 3). ).
In other words, the rear bulging portion 22 is disposed within a range in which the cutter 7 rotated outward about the support shaft 70 does not contact and interfere.
Therefore, the volume of the Glen tank 5 can be increased and the cutter 7 can be opened.

Thus, the supply port 72 of the supply cerealing device 15 for cerealing the grain threshed by the threshing device 3 is connected to the inner side surface of the Glen tank 5. The supply cerealing device 15 is arranged and configured so that the flight trajectory of the grain discharged from the supply port 29 is linearly directed to the rear bulge portion 22 (FIG. 12).
That is, the rear side bulging part 22 has a predetermined interval on the outer side (the anti-threshing apparatus 3 side) of the cerealing device 13 for discharging, and the inner side bulging vertical surface 24 of the rear side bulging part 22 In order to increase the volume of the Glen tank 5 so as to be positioned and to efficiently fill the rear side expanded portion 22 with the grain, the supply port 29 and the rear expanded portion 22 are relatively arranged.
Therefore, the grain is stably accumulated in the rear bulge portion 22.

  Thus, the rear portion of the Glen tank 5 is formed in an L shape in plan view by the rear wall 11 and the rear bulge portion 22 of the Glen tank 5. Therefore, the cerealing device 13 for discharging prevents the upper tank 21 of the Glen tank 5 from shifting to the left or rear of the machine body as a regulating body. FIG. 13 shows a state in which the rear wall 11 of the Glen tank 5 is in contact with and restricted by the cerealing device 13 for discharging, and FIG. 14 shows a state in which the inner bulging vertical surface 35 is in contact with and restricted by the cerealing device 13 for discharging. Is shown.

FIG. 15 shows another embodiment of the Glen tank 5. The rear portion of the Glen tank 5 has an inner rear bulge that bulges inside the discharge cerealing device 13 separately from the rear bulge portion 22. A protruding portion 80 is provided, and the rear portion of the Glen tank 5 is formed in a U shape in plan view.
Therefore, the grain raising device 13 for discharge prevents the upper tank 21 of the Glen tank 5 from shifting to the left or right or the rear of the machine body.

In this case, a buffer body 75 formed of an elastic member or the like is provided on the outer surface of the Glen tank 5 or the outer periphery of the cerealing device 13 for discharging (FIGS. 16 and 17).
Therefore, the shock absorber 75 reduces the impact at the time of contact and prevents the upper tank 21 from being damaged. The buffer 75 is also expected to have an effect of suppressing the generation of abnormal noise due to vibration.

  FIG. 18 shows another embodiment of the grain tank 5, which is provided with a connecting body 77 that connects the rear wall 11 of the grain tank 5 on the inner side with respect to the cerealing device 13 for discharge and the rear side bulging portion 22. . The connecting body 77 acts as a regulating body using the cerealing device 13 for discharging, and prevents the upper tank 21 of the glen tank 5 from shifting to the left or right or the rear of the machine body. Further, the connecting body 77 is expected to have an effect of suppressing the generation of abnormal noise due to vibration.

Thus, the Glen tank 5 is formed by a lower tank 20 having a rectangular shape in plan view, and an upper tank 21 having a plane area larger than that of the lower tank 20. A space is formed around the lower tank 20. A battery 83 is provided on the left side of the rear part, a turning motor 84 of the cerealing device 13 for discharging is provided on the right side of the rear part of the lower tank 20, a cerealing device 15 and a second reduction device 16 are provided inside the lower tank 20 A transmission mechanism D such as a gear box 88 provided with a pulley 87 and a pulley 87 for transmitting rotation to the pulley 86 of the discharge device 10 and the pulley 86 is provided at the front portion of the tank 20 (FIG. 3).
Therefore, by simply removing the upper tank 21, the periphery of the lower tank 20 can be released and the members (devices) around the lower tank 20 can be maintained.

Thus, the inside of the grain raising device 13 at the rear of the Glen tank 5 is provided with an inclined surface 91 between the top surface of the substantially vertical rear wall 11 and the top plate 90, and a space 92 is formed below the discharge auger 14. An auger up / down assist gas damper 93 is provided in the space 92.
Therefore, the space in the rotation trajectory of the auger up / down assist gas damper 93 is left, and the volume of the glen tank 5 is increased.
An actuator 94 moves the discharge auger 14 up and down.
In addition, each of the above-described embodiments is illustrated or described individually or mixedly for easy understanding, but these can be combined in various ways, and the expression, configuration, action, etc. It is not limited, and there are of course cases where a synergistic effect is obtained.

The side view of a combine. The perspective view (tank cover omitted). FIG. The side view of a combine. The side view of a Glen tank. The rear view. FIG. Combine rear view The same part enlarged view. The perspective view of a locking device. The perspective view of a tank cover. The grain supply state explanatory drawing in a Glen tank. The plane schematic diagram of the state where the Glen tank contacted the cerealing device for discharge. The plane schematic diagram of the state where the Glen tank contacted the cerealing device for discharge. The partial top view of the other Example of a Glen tank. The partial top view of the Example which provided the buffer in the Glen tank. The partial top view of the other Example. The partial top view of the other Example. The top view of a Glen tank. A schematic perspective view to a Glen tank. A schematic perspective view to a Glen tank.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Airframe frame, 2 ... Traveling device, 3 ... Threshing device, 4 ... Cutting part, 5 ... Glen tank, 6 ... Steering part, 10 ... Discharge device, 11 ... Rear wall, 12 ... Connection metal, 13 ... Lifting for discharge Grain machine, 14 ... discharge auger, 20 ... lower tank part, 21 ... upper tank part, 22 ... rear bulge part, 23 ... lower slope, 24 ... front wall, 25 ... lower slope, 26 ... upper and lower middle Plate part 30 ... Front side bulging part 31 ... Front part inclined surface 35 ... Inside bulging vertical surface 51 ... Side part inclined surface 52 ... Lower vertical surface 55 ... Tank cover 57 ... Recessed part 62 ... Upper part Cover, 63 ... Lower cover, 64 ... Lever, 66 ... Engagement body, 67 ... Fixed side engagement part, 70 ... Support shaft, 75 ... Buffer body, 77 ... Connection body, 80 ... Inner rear bulge part, 83 ... Battery , 84 ... slewing motor, 86 ... pulley, 87 ... pulley, 88 ... gear box, 90 ... top plate, 1 ... inclined surface, 92 ... space, 93 ... auger vertical assist gas dampers, 94 ... actuator.

Claims (4)

A traveling device (2) is provided below the body frame (1), a threshing device (3) is provided above the body frame (1) , a cutter (7) is provided on the rear side of the threshing device (3), and In the combine which provided the grain tank (5) in the side part of the threshing apparatus (3), the said grain tank (5) is the upper part formed with the lower tank part (20) provided with the discharge device (10), and the synthetic resin. And a tank cover (55) is provided on the outer surface of the grain tank (5), and the rear wall of the upper tank part (21) outside the discharge device (10). A rear side bulging portion (22) that bulges rearward is formed in the upper portion of (11), and a lower inclined surface so that the lower surface of the rear side bulging portion (22) is located on the front side as it goes downward. (23), the threshing device (3) side of the rear bulge portion (22) A side surface is arranged at an interval outside the machine body from the cerealing device for discharging (13) provided on the rear side of the Glen tank (5), and the cerealing device for discharging (13) and the rear side bulge in a side view. The supply port (72) of the supply cerealing device (15) is connected to the side surface on the threshing device (3) side above the upper tank portion (21), and the supply port (72) ) And the rear bulging portion (22) are arranged so as to face each other, and the grain discharged from the supply port (72) is directed to the rear bulging portion (22). Combine with. In invention of Claim 1, a part of cerealing device (15) which throws a grain into a grain tank (5) fits into the side surface by the side of the threshing device (3) of the said upper tank part (21). The combine characterized by forming the 1st recessed part (32) and the 2nd recessed part (33) which a part of 2nd reduction | restoration apparatus (16) fits. In the invention according to claim 1 or 2, the rear surface of the rear bulge portion (22) is arranged so as to be as close as possible to the support shaft (70) that serves as a pivot point of the cutter (7). Combine that is characterized by that. In the invention according to claim 1, claim 2, or claim 3, the rear wall (11) of the upper tank part (21) and the side surface on the threshing device (3) side of the rear bulge part (22) are discharged. It is set as the structure which contact | abuts the grain raising apparatus (13) and controls the position shift of the said upper tank part (21), and the rear wall (11) of the said upper tank part (21) and the rear side bulging part (22) The combine characterized by providing the buffer body (75) between the side surface by the side of a threshing apparatus (3), and the threshing apparatus (13) for discharge | emission.

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