JP2006109736A - Grain-discharging structure of combine harvester - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a combine harvester which enables the easy confirmation of a stored grain amount and also the easy confirmation of a stored grain state at a place near to a grain-charging port. <P>SOLUTION: This grain-discharging structure of the combine harvester is characterized by forming the structure to operate a grain-discharging device 10 with a controller, disposing a remote controller S for outputting operation commands for operations for lifting or lowering the grain-discharging device 10 or for revolving the grain-discharging device 10 for the controller, and disposing connectors 18 electrically connected to the controller in the grain-discharging port 13c of the grain-discharging device 10 and in a travel movement-operating portion 6, respectively, in a state capable of connecting the controller 18 to the remote controller S. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a combine grain carrying structure in which a grain discharging apparatus is configured to be operated by a control means and a remote control device for issuing an operation command to the grain discharging apparatus is provided to the control means.

  The remote control device is installed near the grain outlet formed at the tip of the transverse screw conveyor of the grain carrying out auger device, and the operator is located near the grain outlet and the remote control device To discharge the grain. On the other hand, a cross rocking type operation tool is mounted and fixed near the driver's seat of the traveling operation control unit, and the kernel discharging auger device can be operated by operating this operation tool. (See Patent Document 1).

JP 2003-284426 A (paragraph numbers [0022] [0024], FIGS. 1, 2, 5, and 6)

  In the above configuration, the operation structure provided in the vicinity of the driver's seat has a cross swing type operation lever attached and fixed, so that the discharge port can be moved left and right and up and down while looking at the state of grain discharge. It was difficult. In other words, the cross-swivel type operating lever was installed at the left rear of the driver's seat, but the grain discharge position is often set at the right rear, and the driver rides back on the driver's seat to work. He was forced to take a tight posture.

  An object of the present invention is to provide a combine grain carrying-out structure that can be easily operated not only near a grain discharging part but also near a traveling operation control part.

〔Constitution〕
The characteristic configuration of the invention according to claim 1 is provided with a remote control device configured to operate the grain discharging device by the control means and to issue an operation command for the grain carrying out auger device to the control means, A connector part electrically connected to the control means is provided in each of the grain discharge part and the traveling operation control part, and the remote control device can be connected to the connector part. The operational effects are as follows.

[Action]
In other words, as with the grain discharging unit, the traveling operation control unit is also equipped with a connector for connecting the remote control device, so that the grain control device can be operated by the remote control device while in the traveling operation control unit. Became.

〔The invention's effect〕
Unlike the conventional case, it is not necessary to provide a fixed operation tool, but only a remote control device connector. The part which can operate a remote control device without a person's posture becoming cramped can be selected. Therefore, even if it is a driving | running | working driving | operation control part, an operator can operate with an easy attitude | position.

〔Constitution〕
In the invention according to claim 2 of the present invention, the connector portion provided in each of the grain discharge portion and the traveling operation control portion of the grain carrying out auger device connects the same remote control device. The function and effect are as follows.

[Function and effect]
In other words, the connector portion provided in each of the grain discharging unit and the traveling operation control unit is configured to have the same specification for connecting the same remote control device, so that the connection point of the remote control device is the grain. Either the discharge unit or the traveling operation control unit can be selected. Therefore, the operator who operates the remote control device can select an arbitrary operation position where the operating position is not limited to the grain discharging unit side and the discharging operation mode can be easily observed.
In addition, since the same remote control device can be connected, the remote control device can be shared.

〔Constitution〕
In invention of Claim 3 of this invention, when the said remote control apparatus is connected to both the connector parts provided in each of the grain discharge part and the operation control part of the said grain discharge apparatus Is that the control means performs processing to give priority to the signal from the connector portion provided in the grain discharge portion, and the operation and effect thereof are as follows.

[Function and effect]
In other words, when a remote control device is operated using a connector portion provided in the grain discharge portion of the grain discharge device, another operator uses the connector portion of the traveling operation control portion to perform remote control. When operating the device, contradictory signals may be output from both connector parts, the operating direction of the grain discharging device will change suddenly, the operation becomes unstable, and the control is stable Sex cannot be secured.
Thus, by driving with priority given to the signal from the connector provided in the grain discharging section, it is possible to avoid an operation in which the operating direction of the grain carrying out auger device changes rapidly.
On the other hand, since the worker who uses the connector part of the grain discharge part is located near the grain discharge part that moves up and down and left and right in conjunction with the driving operation, for example, the traveling driving control part The movement of the grain discharging part in the direction contrary to the self-will of operation seen when giving priority to the signal from the connector part can be prevented in advance.

  As shown in FIG. 1, planted cereals such as rice and wheat are cut with a weeding tool 7 for each cutting line, caused by the pulling device 1 and processed by the clipper-type cutting device 2, and then cut and cut. The harvesting unit 4 that conveys the cereals to the rear side of the machine body by the conveying device 3 is connected to the traveling machine body that includes the crawler type traveling device 5, the traveling operation control unit 6, and the engine E located below the driver seat 6a so as to be movable up and down Then, the threshing device 8 for threshing the harvested cereal meal from the reaping unit 4, the threshing grain from the threshing device 8 is lifted by the cerealing device 38, and the grain fed through the upper opening of the glen tank 9 is stored. The grain tank 9 is provided in the traveling machine body, and the grain is discharged from the grain tank 9 by the grain discharging device 10 provided with the bottom screw 11 located in the bottom of the grain tank 9. The combine is constituted.

  The grain discharging device 10 includes a bottom screw 11 provided in the bottom of the glen tank 9 and facing the front and rear of the machine body, and a vertical screw vertically facing the machine body connected to the conveyance end side of the bottom screw 11. The conveyor 12 and a horizontal screw conveyor 13 having a conveyance start end connected to the conveyance termination side of the vertical screw conveyor 12 are configured. The vertical screw conveyor 12 is composed of a vertical screw 12a that vertically faces the machine body whose lower end is interlocked with the conveying terminal side of the bottom screw 11, and a vertical conveying cylinder 12b that rotatably houses the vertical screw 12a. It is configured. The horizontal screw conveyor 13 includes a horizontal screw 13a whose transfer start end is linked to the transfer end side of the vertical screw 12a of the vertical screw conveyor 12, and a horizontal transfer cylinder 13b in which the horizontal screw 13a is rotatably mounted. It is configured.

  By rotating the upper end portion 12c connected to the horizontal screw conveyor 13 of the vertical conveying cylinder 12a in the vertical screw conveyor 12 with respect to the lower end portion of the vertical screw conveyor 12 by the turning motor 14, the horizontal scree conveyor 13 is moved. The vertical screw conveyor 12 is configured to be swiveled around a vertical axis X of the machine body. By rotating the base end of the horizontal screw conveyor 13 with respect to the upper end portion 12c of the vertical transfer cylinder 12b of the vertical screw conveyor 12 by the lift cylinder 15 around the horizontal axis Y, the horizontal screw conveyor 13 is moved. It is configured to perform undulation operations.

  Thereby, the grain discharging apparatus 10 takes out the threshing grains stored inside the glen tank 9 to the rear side of the glen tank 9 by the bottom screw 11, and lifts the threshing grains from the bottom screw 11 by the vertical screw conveyor 12. Then, the threshing grains from the vertical screw conveyor 12 are laterally fed by the horizontal screw conveyor 13 and discharged from the discharge cylinder 13 c located at the conveyance terminal end of the horizontal screw conveyor 12.

  As shown in FIG. 1, FIG. 3, etc., a bottom screw drive pulley 21 attached to the shaft end portion of the screw shaft 11a of the bottom screw 11 protruding from the Glen tank 9 toward the front of the machine body, The transmission belt 23 is wound around a drive pulley (not shown) provided in a state of being interlocked with the output shaft of the engine E inside the machine body from the bottom screw drive pulley 21. A tension arm 25 is attached to the front wall 9A of the Glen tank 9 facing the driver's seat 6a by a mounting shaft 26 so that the balance can swing freely, and a tension pulley 22 is attached to one end of the tension arm 25. Further, an urging spring 27 for cutting and energizing the front wall 9A of the Glen tank 9 and the tension arm 25 is attached to constitute a belt tension type discharge clutch 28. In other words, the rotational driving force from the engine E is transmitted to the bottom screw 11 of the grain discharging apparatus 10 via the discharging clutch 28, thereby enabling the grain discharging apparatus 10 to be driven and discharged. By switching the clutch 28, the grain discharging device 10 can be driven and stopped.

  As shown in FIG. 3, the tension arm 25 is configured to swing like a balance, and the discharge clutch 28 is driven on and off at the end opposite to the end where the tension pulley 22 is attached. A motor 24 is linked. A first drive arm 29A is suspended from the discharge clutch motor 24, a second drive arm 29B is bolted to the lower end of the first drive arm 29A, and vibration is absorbed by the lower end of the second drive arm 29B. A spring 29 </ b> C is attached, and this spring 29 </ b> C is linked to the opposite end of the tension arm 25. The vibration absorbing spring 29 </ b> C serves to prevent the vibration operation caused by the tension force of the tension arm 25 from being transmitted to the discharge clutch motor 24.

The automatic operation of the discharge clutch 28 with the above configuration will be described. In other words, the tension pulley 22 is swung in the direction away from the transmission belt 23 by the urging spring 27 to set the transmission pulley to the cut-off state, and as shown in FIG. The arms 29A and 29B are pulled up, and the tension pulley 22 is pressed against the transmission belt 23 against the urging force of the urging spring 27, thereby switching to the transmission state. When the first and second drive arms 29A and 29B are pulled down, the tension pulley 22 is separated from the transmission belt 23 by the urging force of the urging spring 27 and returns to the transmission cut state.
A structure for issuing an operation command to the clutch motor 24 will be described. As shown in FIG. 4, the clutch motor 24 operates based on a command from the remote control device S described later.

  A mechanism for manually operating the discharge clutch 28 will be described. As shown in FIG. 3, a clutch operation lever 30 is provided in the vicinity of the vertically long confirmation window 20A and the horizontally long confirmation window 20B at the center of the left and right of the front wall 9A, and this clutch operation lever 30 is attached to the third drive arm 32A. The fourth drive arm 32B is connected to the tip of the third drive arm 32A so as to be relatively swingable, and the fourth drive arm 32B is suspended and its lower end is bolted to the front wall 9A. .

  A mechanism for manually operating the discharge clutch 28 will be described. From the state shown in FIG. 3, the lower end of the fourth drive arm 32B is removed from the front wall 9A, and the first drive arm 29A linked to the clutch motor 24 and the second drive linked to the tension arm 25. The linkage with the arm 29B is released, and the upper end of the second drive arm 29B and the lower end of the fourth drive arm 32B are connected. By operating the clutch operating lever 30 by this connection, the tension arm 25 is driven via the third drive arm 32A, the fourth drive arm 32B, the second drive arm 29B, and the vibration absorbing spring 29C, and the discharge clutch 28 can be turned on and off.

  The protection structure of the bottom screw 11 will be described. As shown in FIG.1 and FIG.3, the receiving plate 33 which exhibits the substantially chevron shape which catches stored grain above the bottom screw 11 is constructed. The receiving plate 33 is installed across the front wall 9A and the rear wall 9B of the Glen tank 9, and a shaft 33A to which the receiving plate 33 is attached is rotatably supported by the front wall 9A and the rear wall 9B. Thus, the receiving plate 33 is configured to be swingable left and right. On the other hand, a receiving plate operating lever 34 is provided adjacent to the clutch operating lever 30 on the front wall 9A, and the receiving plate operating lever 34 is attached and fixed to a swing drive arm 35A pivotally supported on the front wall 9A. is there. An interlocking arm 35B is attached to the tip of the swing drive arm 35A and extends downward. The shaft 33A to which the receiving plate 33 is attached is projected forward from the front wall 9A, and a passive arm 35C is attached to the projecting portion of the shaft 33A. The passive arm 35C and the lower end of the interlocking arm 35B are connected to each other. It is linked so that it can swing relative.

  The remote control device S that issues an operation command to the grain discharging device 10 will be described. As shown in FIGS. 4 and 5, the remote control device S is formed in a size that can be operated by the operator, and has an operation unit for the grain discharging device 10 on the surface. The operation unit includes an ascending command switch 16A and a descending command switch 16B for controlling the lifting and lowering of a lift cylinder 15 that drives the transverse screw conveyor 13 up and down with respect to the longitudinal screw conveyor 12. A left turn command switch 16C and a right turn command switch 16D for controlling the turning of the turning motor 14 for turning the screw conveyor 12 are provided. These switches 16A, 16B, 16C and 16D are shown in FIG. In addition, it is configured such that a selection operation is performed with a finger through a freely swinging push-type operation tool 16E.

Below the push-type operating tool 16E, there are provided a clutch on / off command switch 16F and a clutch off command switch 16G for controlling the operation of the discharge clutch motor 24 for on / off operation of the discharge clutch 28, and these switches 16F and 16G are In addition, a selection operation is performed with a finger through a pair of left and right push-type operation buttons 16H.
As described above, as shown in FIG. 5, by operating the push-type operation tool 16E and the push-type operation button 16H provided in the remote control device S, the worker can perform the grain discharging work.

The installation position of the remote control device S will be described. As shown in FIG. 5, a mounting seat 17 on which the remote control device S is placed is provided in the vicinity of the discharge port 13 c as a grain discharger at the tip of the horizontal conveyance cylinder 13 b. The mounting seat 17 is formed in a box shape in which the lower end portion 17a and the left and right end portions 17b, 17b of the base frame attached to the horizontal conveyance cylinder 13b are folded back, and is configured to be able to store and hold the remote control device S. Yes.

  A first connector portion 18 is provided further on the distal end side than the mounting seat 17, and a connection plug 19 </ b> A at the distal end of the control cord 19 extended from the remote control device S is connected to the connector portion 18. . With this configuration, a command from the remote control device S is input to the control device 40 as control means via the first connector portion 18.

With the above configuration, the remote control device S can be attached and detached arbitrarily.
An illumination lamp 13d is provided at the tip of the discharge port 13c. Accordingly, left and right illumination lamps 1a and 1a are provided on the front surfaces of the left and right pulling devices 1 and 1 so that the front of the combine can be illuminated over a wide range.

  A configuration in which the remote control device S can be used also in the traveling operation control unit 6 will be described. As shown in FIGS. 1 and 6, a control box 37 having a microcomputer or the like as a control means is disposed between the driver's seat 6a and the Glen tank 9 behind the driver's seat 6a. A connector part 39 is arranged. In the vicinity of the control box 37, it is possible to form a mounting seat 17 formed at the tip of the horizontal conveyance cylinder 13b, but the mounting seat 17 is not provided. Instead of providing the mounting seat 17, the mounting seat 17 is attached to the side of the cabin or other metal part via a magnet. Thus, since the dedicated mounting seat 17 is not provided, the convenience of the grain discharging operation using the remote control device S can be ensured without interfering with other operations.

As shown in FIG. 6, the second connector portion 39 provided in the traveling operation control section 6 is configured to have the same specifications as the first connector portion 18 attached to the lateral conveyance cylinder 13b, and the lateral conveyance cylinder 13b. The remote control device S used on the side can also be used on the traveling operation control unit 6 side.
Therefore, even in the single remote control device S, the operator selects one of the traveling operation control unit 6 and the lateral conveyance cylinder 13b as the attachment portion, and the traveling operation control unit 6 and the horizontal conveyance cylinder 13b The remote control device S is attached to either one of them, and can be used properly according to the work mode.

  Next, a description will be given of an operating tool that controls the up-and-down turning of the horizontal screw conveyor 13 together with the remote control device S. As shown in FIGS. 1 and 2, a freely swinging operation lever 31 is provided on the driver's seat 6 a in the traveling operation control unit 6. A switch for detecting an operation state is provided for the operation lever 31. That is, an up command switch 31A, a down command switch 31B, a left turn switch 31C, and a right turn switch 31D are provided.

  A difference is made in the turning / lifting speed of the horizontal screw conveyor 13 when the operation is performed by the operation lever 31 provided in the traveling operation control unit 6 and the remote control device S attached to each of the connector units 18 and 39. Explain the points. As shown in FIGS. 1 and 2, the ascending / descending speed is high for the freely swinging operation lever 31, and is very slow for both connector portions 18 and 39 for the remote control device S. On the other hand, the turning speed is the same speed in the freely oscillating operation lever 31 and the remote control device S, or the operating speed in the remote control device S is set to a low speed, and any connector is used. Even if the remote control device S is mounted on the parts 18 and 39 and operated, the speed is set to the same.

  As described above, since the lifting / lowering operation speed of the horizontal screw conveyor 10a differs depending on the operation of the free swing type operating lever 31 and the remote control device S, the following operation mode is adopted. In other words, when the target position is far away, an operation is performed with the freely oscillating operation lever 31 that can be moved at a high speed to roughly position the target position. The remote control device S performs fine position adjustment. Therefore, for example, when releasing the grain to the platform of the driver's car, if the grain is accumulated to a certain height, the operator located near the grain outlet 13c operates the remote control device S. And the change operation of a discharge | release position can be performed by moving the grain discharge port 13 to the side of the accumulated part.

[Another embodiment]
(1) A mounting seat for the remote control device S may be provided on the side surface of the control box 37 together with the second connector portion 39.
(2) In the above-described embodiment, the talk is proceeding on the assumption that one person works. However, in the case of performing two-person work, two remote control devices S are prepared, and the traveling operation control unit 6 and the lateral conveyance cylinder 12 are prepared. The control code 19 of the remote control device S can be connected to any of the connector portions 18 and 39, respectively. In this case, when a control signal is input to the control means 40 from both remote control devices S at the same time, the signal from the remote control device S attached to the horizontal conveyance cylinder 12 is prioritized and the grain discharging device 10 is It is configured to operate.
(3) As the connector parts 18 and 39, although the thing attached to the driving | running | working driving | operation control part 6 and the horizontal conveyance cylinder 12 uses the thing of the same specification, Along with this, the remote control device S may have a different specification in which the shape of the operation tool uses a cross swinging stick or the like.
(4) Although the remote control device S is shown to have the control cord 19, a plug that can be directly connected to the connector portions 18, 39 is extended from the main body of the remote control device S, and the control cord 19 It may not be provided.

Combine side view Overall plan view of combine Front view showing the discharge clutch structure provided on the front wall of the Glen tank Control configuration diagram showing linkage with remote control device, control means, and actuator The perspective view which shows the state which attaches a remote control apparatus to a horizontal screw conveyor The perspective view which shows the state which attaches a remote control apparatus to the control box behind a driver's seat

Explanation of symbols

6 traveling operation control unit 10 grain discharging device 13c grain discharging unit 18, 39 connector unit 40 control means S remote control unit

Claims (3)

The grain discharging device is configured to be operated by the control means, and a remote control device for issuing an operation command to the grain unloading device is provided to the control means, and the grain discharging unit and the running operation of the grain unloading device are provided. A combine grain carry-out structure in which a connector portion electrically connected to the control means is provided for each of the control portions, and the remote control device can be connected to the connector portion. The combine grain according to claim 1, wherein the connector part provided in each of the grain discharge part and the traveling operation control part of the grain discharge apparatus is configured to have the same specification for connecting the same remote control device. Grain carry-out structure. When the remote control device is connected to both connector portions provided in the grain discharge portion and the traveling operation control portion of the grain discharge device, they are provided in the grain discharge portion. The combine grain carrying-out structure according to claim 1 or 2, wherein the control means performs processing to give priority to a signal from the connector section.

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