JP5705485B2 - Ogre discharge structure in the combine - Google Patents

Description

  The present invention relates to an auger discharge portion structure in a combine that includes an opening / closing body that opens and closes an auger discharge port.

  In recent years, many combines are equipped with an auger that discharges the grains in the grain tank to the outside of the machine (such as a truck bed) (for example, see Patent Documents 1 to 3). There is also known an auger having an openable / closable opening / closing body at the discharge port, and closing the discharge port with the opening / closing body when the discharge is stopped (for example, see Patent Document 2). According to such an auger, the inconvenience that the grain remaining in the auger spills from the outlet can be prevented, and the grain loss can be reduced.

JP 2008-89 A Japanese Patent Laid-Open No. 2008-22800 Japanese Patent No. 4121406

  By the way, when the above opening / closing body is driven to open / close by an actuator, it is necessary to arrange the actuator at the tip of the auger, but when the combine is stored in a narrow hangar or the like, the outer surface of the tip of the auger that cannot be seen from the operating part In some cases, the actuator may be damaged at the tip of the auger.

The present invention was created with the object of solving these problems in view of the above circumstances, and the invention of claim 1 is a pre-processing unit that cuts off the stems and a grain from the cut stems. In a combine comprising a threshing section for threshing and selecting grains, a grain tank for storing the selected grains, and a swivel auger for discharging the grains in the grain tank from the outlet of the tip part, In providing an opening / closing body for opening / closing the discharge port of the auger and an actuator for opening / closing the opening / closing body, when the auger is stored above the fuselage, the actuator is arranged on the right outer surface of the discharge port as seen from the operation unit. while providing a cover for covering the actuator, the right outer side of the discharge port, the auger camera to shoot below the discharge port is provided, even auger camera cover covering the actuator covered A discharge unit structure of the auger in the combine, wherein the door.
According to a second aspect of the present invention, when the auger remote controller for operating the auger is detachably provided on the front end surface of the auger via the holder, a fixing tool for fixing the front side of the cover to the auger is used. 2. The auger discharge portion structure for a combine according to claim 1 , wherein the auger discharge portion structure is also used as a fixture to be fixed to the front end surface of the combine.

According to the first aspect of the present invention, the actuator is disposed on the right outer surface of the discharge port that can be seen from the operation unit and covered with the cover. Therefore, when the combine is stored in a narrow hangar or the like, the actuator is contacted with an obstacle and damaged. The possibility of doing can be greatly reduced. In addition, an auger camera that captures the lower part of the discharge port is provided on the right outer surface side of the discharge port, and the auger camera is covered with a cover that covers the actuator. The number of parts can be reduced and the cost can be reduced.
According to the invention of claim 2, since the fixture for fixing the front side of the cover to the auger is also used as the fixture for fixing the holder of the auger remote controller to the tip surface of the auger, the same regardless of the presence or absence of the auger remote controller. In addition to being able to serve as a cover, it is possible to reduce costs by eliminating the need for a holder-specific fixture.

It is a right view of a combine. It is a top view of a combine. It is a right view of the auger front-end | tip part which showed the flap cover with the virtual line. It is a right view of the auger front-end | tip part which shows an auger flap open state. It is a right view of the auger front-end | tip part which shows an auger flap closed state. It is a right view of the auger front-end | tip part which shows the effect | action of an auger flap closed state. It is a bottom view of the auger front-end | tip part which shows an auger flap open state. It is a bottom view of the auger front-end | tip part which shows an auger flap closed state. It is a top view of the auger front-end | tip part which shows an auger flap open state. It is a front view of the auger front-end | tip part which shows an auger flap open state. It is a disassembled perspective view of an auger front-end | tip part. It is a perspective view of the flap cover which shows the state which opened the camera cover part. It is an expansion perspective view which shows the camera cover part of the open state. It is a perspective view of the flap cover which shows the state which closed the camera cover part. It is an expansion perspective view which shows the camera cover part of the closed state. It is a left view of the flap cover which shows the state which opened the camera cover part. It is an expansion left view of the camera cover part which shows the state which the window part closed. It is an expansion left view of the camera cover part which shows the state which the window part opened. It is a front view of an auger remote control. It is a front right perspective view of a driving part. It is a principal part expansion right view of a driving | operation part. It is explanatory drawing which shows a grain discharge | emission work state. It is an internal front view of the cabin which looked at the front from the driver's seat. It is a front view of the monitor which displayed the picture (cutting state) of an auger camera. It is a front view of the monitor which displayed the image (truck loading state) of a rear camera. It is a right view of a cutter cover. It is a right rear perspective view of a post-processing part. It is a top view of the auger tip part showing other embodiments. It is a front view of the monitor which displayed the picture (cutting state) of the auger camera by other embodiments.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 and 2, reference numeral 1 denotes a combine. The combine 1 includes a pretreatment unit 2 that cuts the stems, a threshing unit 3 that threshs and sorts the grains from the cut stems, and a selected grain. A grain tank 4 for storing grains, an auger 5 for discharging the grains in the grain tank 4 to the outside of the machine, a post-processing unit 6 for post-processing the threshed waste, a driver's seat 7 and various operations The driving unit 8 is provided with a tool, and a crawler type traveling unit 9 is provided.

  In the lower part of the grain tank 4, a horizontal spiral (not shown) facing in the front-rear direction is installed, and the grain in the grain tank 4 is changed to the rear lower end of the grain tank 4 according to the rotational drive of the horizontal spiral. It is discharged from the department. A vertical pipe 10 is pivotably connected to the rear lower end of the grain tank 4, and an auger 5 is connected to the upper end of the vertical pipe 10 so as to be movable up and down. The vertical pipe 10 and the auger 5 have a helical carrier 11 equivalent to the horizontal helix, and the helical carrier 11 is driven to rotate in a series with the horizontal helix, so that The grain is conveyed to the auger 5 via the vertical pipe 10 and discharged from a discharge port 12 formed at the tip of the auger 5.

  The auger 5 can be operated to any lift position according to the driving of the lift cylinder 13 and can be operated to any swing position according to the drive of the swing motor 14. Sometimes it is stored in a predetermined storage position on the aircraft. As shown in FIG. 2, the storage position is a position along the diagonal of the upper surface of the machine body. The right outer surface of the outlet 12 is visible.

  As shown in FIGS. 3 to 11, the discharge port 12 of the auger 5 is provided with an auger flap (opening / closing body) 15 for opening and closing the discharge port 12. The auger flap 15 is for closing the discharge port 12 when the auger 5 is in the discharge stop state, and the grain remaining in the auger 5 is spilled from the discharge port 12 as shown in FIG. Can prevent and reduce grain loss. In FIG. 6, reference numerals 12 a and 12 b denote plates provided before and after the discharge port 12 in order to close the gap between the discharge port 12 and the auger flap 15.

  In this embodiment, by making the auger flap 15 stoppable at an arbitrary half-open position, the auger flap 15 is made to function as a guide plate for changing the grain discharge direction. This makes it possible to finely adjust the grain discharge position with respect to the truck bed or the like without moving the entire discharge auger. A rectangular tube-shaped discharge port cover 16 made of a flexible transparent resin sheet is provided below the discharge port 12, and the grains discharged from the discharge port 12 are discharged from the discharge port cover 16. It is designed to be discharged while receiving the guide action.

  Next, the opening / closing drive mechanism of the auger flap 15 will be described with reference to FIGS. As shown in these drawings, a rotation support shaft 17 of an auger flap 15 is supported on the inside of the distal end surface of the discharge port 12 so as to be rotatable in the left-right direction. A sector gear 18 is provided at one end of the rotation support shaft 17, and the sector gear 18 is engaged with an output gear 19 a of an electric motor (actuator) 19. As a result, the auger flap 15 rotates according to the drive of the electric motor 19 and can open and close the discharge port 12, and the kernel can be discharged by maintaining a stopped state at an arbitrary half-open position. It can also function as a guide plate for changing the direction. A potentiometer 20 for detecting the rotation angle is connected to the rotation support shaft 17 (or the sector gear 18), and the opening degree of the auger flap 15 is detected based on the detection signal of the potentiometer 20. It has become.

  In this embodiment, when the auger flap 15 that opens and closes the discharge port 12 and the electric motor 19 (open / close drive mechanism) that drives the auger flap 15 to open and close are provided at the tip of the auger 5, the auger 5 is stored above the body. When this is done, the electric motor 19 is disposed on the right outer surface of the discharge port 12 visible from the operation unit 8, and a flap cover (cover) 21 that covers the electric motor 19 is provided. In this way, when the combine 1 is stored in a narrow hangar or the like, the possibility that the electric motor 19 is damaged by being brought into contact with an obstacle can be greatly reduced.

  At the tip of the auger 5 are further provided an auger camera 22 for photographing the lower part of the discharge port 12, a work lamp 23 for illuminating the lower part of the discharge port 12, and an auger remote controller 24 for operating the auger 5. The auger camera 22 is originally provided at the tip of the auger 5 in order to see the grain discharge state of the auger 5, and its image is displayed on the monitor in the operation unit 8. There is also known a utilization method in which the discharge port 12 of the auger 5 is positioned above the preprocessing unit 2 and the video of the preprocessing unit 2 photographed by the auger camera 22 is displayed on the monitor by the operation unit 8. In this way, it is possible to perform the cutting operation while grasping not only the rightmost divider 2a but also the positional relationship between the leftmost divider 2a and the stem.

  In the present embodiment, during the cutting operation of the stems, the discharge port 12 of the auger 5 is positioned on the upper left side of the preprocessing unit 2, and the video of the preprocessing unit 2 taken by the auger camera 22 is displayed on the monitor by the operation unit 8. In doing so, the auger camera 22 is arranged behind the discharge port 12 and on the right side. In this way, the positional relationship between the divider 2a of the pre-processing unit 2 and the stems can be photographed without being affected by the discharge port cover 16 provided below the discharge port 12, and can be displayed on the monitor by the operation unit 8. It can contribute to the improvement of work efficiency. In the drawings, reference numeral 25 denotes a bracket for supporting the auger camera 22 so that the angle of the auger camera 22 can be adjusted. The auger camera 22 is attached to the right end of the rear surface of the discharge port 12 via the bracket 25.

  Further, when the auger camera 22 is disposed behind and on the right side of the discharge port 12, the electric motor 19 (opening / closing drive mechanism for the auger flap 15) provided on the rear side of the discharge port 12 and on the right outer surface of the discharge port 12. It is preferable to arrange the auger camera 22 so as to straddle the rear. In this way, even if the auger camera 22 is disposed behind and on the right side of the discharge port 12, the amount of protrusion of the right outer side surface portion of the discharge port 12 can be suppressed as much as possible.

  Further, when the auger camera 22 is disposed behind and on the right side of the discharge port 12, it is preferable that the auger camera 22 is also covered with a flap cover 21 that covers the electric motor 19. In this way, not only can the auger camera 22 be protected by the flap cover 21 to prevent the auger camera 22 from being damaged, but the use of the flap cover 21 can also reduce the number of parts and reduce the cost.

  Next, the flap cover 21 of the present embodiment will be described in detail with reference to FIGS. As shown in these drawings, the flap cover 21 of the present embodiment is integrally provided with a camera cover portion 21a that covers the auger camera 22 at the rear end thereof. In forming the flap cover 21 integrally provided with such a camera cover portion 21a with resin, in this embodiment, the camera cover portion 21a is divided into two parts, and the divided parts are interposed via a resin hinge 21b. It is integrally molded. In this manner, as shown in FIGS. 12 and 13, after the auger camera 22 is accommodated with the camera cover portion 21a open, the camera cover with the resin hinge 21b as a fulcrum as shown in FIGS. By closing the portion 21a, the entire auger camera 22 can be covered. In the drawings, reference numerals 21c and 21d denote lock portions that are engaged when the camera cover portion 21a is closed and lock the camera cover portion 21a in the closed state.

  As shown in FIGS. 12 to 18, a window portion 21 e for the auger camera 22 to photograph the lower side is formed on the lower surface portion of the camera cover portion 21 a. In the present embodiment, the lid 21g is formed integrally with the window 21e via the thin portion 21f, and the thin portion 21f is cut with a tool such as a cutter after the molding to remove the lid 21g. 21e is opened. In this way, in the specification not equipped with the auger camera 22, the window 21e can be used with the lid 21g covered, so the design of the flap cover 21 is changed depending on the presence or absence of the auger camera 22. This makes it possible to reduce costs.

  As shown in FIG. 19, the auger remote controller 24 is a wired remote controller. The remote control switch surface 24a has a turning position selection switch 24b for selecting the discharge position of the auger 5, and a discharge position indicator for displaying the selected discharge position. 24c, a discharge switch 24d for discharging the grain, a discharge indicator 24e for displaying a discharge state, an automatic turning switch 24f for automatically turning the auger 5 to a selected discharging position, an auger manual switch for manually moving the auger 5 up and down and turning 24g to 24j, flap opening / closing switches 24m and 24n for opening and closing the auger flap 15 are provided.

  In the present embodiment, when the auger remote controller 24 is provided at the tip of the auger 5, the auger remote controller 24 is detachably provided on the front surface of the auger 5 with the remote control switch surface 24a facing the front. In this way, when the auger operation is accompanied by the movement of the auger 5, good operability can be ensured by removing the auger remote control 24 from the auger 5, and the slight adjustment of the position of the auger 5 and the movement of the auger 5 are involved. When a simple auger operation such as a grain discharge operation is not performed, the auger remote controller 24 can be operated with the auger 5 attached.

  Further, in the present embodiment, an electric motor 19 that drives an auger flap 15 that opens and closes the discharge port 12 and a flap cover 21 that covers an auger camera 22 that images the lower side of the discharge port 12 are provided on the right outer surface of the discharge port 12. Then, it is preferable that the auger remote controller 24 be arranged close to the flap cover 21 side on the front end of the auger 5. In this way, the work light 23 that is always equipped regardless of the specifications is arranged at the center position on the front face of the auger 5, and the auger remote controller 24 with or without depending on the specifications is placed in a smart manner with good balance on the side of the work light 23. Can be arranged.

  Further, in the present embodiment, when the auger remote control 24 is detachably provided on the distal end surface of the auger 5 via the holder 26, as shown in FIG. 11, a fixing tool for fixing the front side of the flap cover 21 to the auger 5 ( The screw 27 is also used as a fixture for fixing the holder 26 of the auger remote controller 24 to the tip surface of the auger 5. In this way, the same flap cover 21 can be used regardless of the presence or absence of the auger remote controller 24, and the cost for the holder can be reduced by eliminating the need for a holder-only fixture.

  An auger remote controller 24 for operating the auger 5 is also provided in the operation unit 8. The operation unit 8 of the present embodiment is covered with a cabin 28, and the entrance / exit 29 on the right side surface portion is opened and closed by a transparent slide door 30. In the drawing, 31 is a front panel, 32 to 34 are multi-steering levers, main transmission levers and auxiliary transmission levers provided in the vicinity of the driver's seat 7, 35 is an engine cover provided at the lower rear of the entrance 29, and 36 is An air cleaner cover that covers the air cleaner.

  In the present embodiment, when the auger remote controller 24 is disposed in the driving unit 8, the auger remote controller 24 is provided so as to be detachable in a posture of standing behind the driver's seat 7 with the remote control switch surface 24a facing the front. Yes. In this way, not only can the auger remote controller 24 provided in the operating unit 8 be easily removed and operated, but good operability can be ensured even in a state where it is not removed.

  The auger remote controller 24 of the driving unit 8 is preferably provided on the right side of the driver's seat 7 and in the vicinity of the back surface. In this way, even when the auger remote control 24 is not removed, the auger operation can be performed from the vicinity of the entrance / exit 29 where the rear field of view is ensured, so that the position adjustment of the auger 5 and the movement of the auger 5 are not involved. At the time of a simple auger operation such as a grain discharging operation, the trouble of removing the auger remote control 24 can be saved.

  In the present embodiment, the auger remote controller 24 is a wired remote controller, and the curl cord 37 connected to the auger remote controller 24 is routed from the right side or the right rear periphery of the driver's seat 7 and the curl cord 37 extends reversibly. In this state, the curl cord length is set to such a length that the auger remote controller 24 can be operated even from the vicinity of the getting-on / off step 38 that gets off the driving unit 8. In this way, as shown in FIG. 22, the auger remote controller 24 can be operated even from the vicinity of the getting-on / off step 38 that is alighted from the driving unit 8 while being a wired remote controller, and the curl cord length is made as short as possible. Therefore, it is possible not only to improve the curl code 37 during normal times, but also to avoid the inconvenience that the code becomes an obstacle when getting on and off.

  As shown in FIGS. 23 to 25, the operation unit 8 is provided with a monitor (liquid crystal monitor) 38 that displays an image of the auger camera 22. The mounting position of the monitor 38 is the upper right corner of the front window 39. In addition to confirming the grain discharge status of the auger 5, the cutting operation is performed while viewing the image of the preprocessing unit 2 displayed on the monitor 38. You can also. In the present embodiment, a rear camera 40 for photographing the rear of the machine body is provided, and an image of the rear camera 40 can be selectively displayed on the monitor 38. For example, a display changeover switch 41 is provided above the monitor 38, and the image of the auger camera 22 and the image of the rear camera 40 are switched according to the operation of the switch 41. In this way, when the combine 1 is loaded onto the truck bed 100, it is possible to easily confirm the position of the travel plate 101 by the video display of the rear camera 40.

  The rear camera 40 according to the present embodiment is attached using covers of the waste cutter 42 provided in the post-processing unit 6. The waste cutter 42 is provided with a portal post-like cover 44 above the switching plate 43 that opens and closes the waste introduction port, and the rear face of the portal post-like cover 44 is covered with a rear cover 45. A roof portion 45 a that covers the upper side and the side of the rear camera 40 is formed, and the rear camera 40 is supported by the portal post-shaped cover 44 and the back cover 45 via the bracket 46.

  According to the present embodiment configured as described, the pre-processing unit 2 for harvesting the stems, the threshing unit 3 for threshing and selecting the grains from the harvested stems, and the grains for storing the selected grains An auger flap 15 that opens and closes the outlet 12 of the auger 5 in the combine 1 including the tank 4 and a swivel auger 5 that discharges the grain in the grain tank 4 from the outlet 12 at the tip, and an auger When the auger 5 is stored above the fuselage, the electric motor 19 is disposed on the right outer surface of the discharge port 12 that can be seen from the operation unit 8. Since the covering flap cover 21 is provided, when the combine 1 is stored in a narrow hangar or the like, the possibility that the electric motor 19 is damaged by being brought into contact with an obstacle can be greatly reduced.

  In addition, since the auger camera 22 for photographing the lower part of the discharge port 12 is provided on the right outer surface side of the discharge port 12 and the auger camera 22 is covered with the flap cover 21 that covers the electric motor 19, the auger camera 22 is prevented from being damaged. Not only can the flap cover 21 be shared, but the number of parts can be reduced and the cost can be reduced.

  Further, when the auger remote controller 24 for operating the auger 5 is detachably provided on the distal end surface of the auger 5 via the holder 26, a fixing tool 27 for fixing the front side of the flap cover 21 to the auger 5 is provided in the holder of the auger remote controller 24. 26 is also used as a fixture for fixing the auger 5 to the distal end surface, so that the same flap cover 21 can be used regardless of the presence or absence of the auger remote controller 24, and the cost of the holder can be reduced by eliminating the need for a fixture dedicated to the holder.

  Of course, the present invention is not limited to the above-described embodiment. For example, in the above-described embodiment, the auger camera 22 is disposed in parallel to the distal end portion of the auger 5, but this is shown in FIG. As described above, when the auger 5 is in a predetermined storage position, the auger camera 22 may be attached to the auger 5 in an inclined manner so as to be parallel to the airframe. In this way, as shown in FIG. 29, since the preprocessing unit 2 can be photographed in parallel and displayed on the monitor 38, the state of the preprocessing unit 2 during the cutting operation can be easily confirmed. .

DESCRIPTION OF SYMBOLS 1 Combine 2 Preprocessing part 3 Threshing part 4 Grain tank 5 Auger 7 Driver's seat 8 Driving part 12 Outlet 15 Auger flap 19 Electric motor 21 Flap cover 22 Auger camera 23 Work light 24 Auger remote control 37 Carl code 38 Monitor

Claims (2)

A pre-processing section for cutting stem pods,
A threshing section for threshing and selecting the grains from the harvested stalks,
A grain tank for storing the selected grains;
In a combine equipped with a swivel auger that discharges the grain in the grain tank from the outlet of the tip,
An opening and closing body for opening and closing the outlet of the auger;
In providing an actuator for opening and closing the opening and closing body,
When the auger is stored above the fuselage, the actuator is arranged on the right outer surface of the discharge port that can be seen from the operation unit, and a cover that covers the actuator is provided ,
An auger discharge part structure in a combine , wherein an auger camera for photographing the lower part of the discharge port is provided on the right outer surface side of the discharge port, and the auger camera is covered with a cover that covers the actuator . When the auger remote controller for operating the auger is detachably provided on the tip surface of the auger via the holder, a fixing tool for fixing the front side of the cover to the auger is fixed to fix the holder of the auger remote control to the tip surface of the auger. The auger discharge portion structure for a combine according to claim 1 , wherein the auger discharge portion structure is also used as a tool.

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