JPH0591265U - Automatic auger storage device in harvester - Google Patents

Abstract

(57) [Summary] [Purpose] For the operation switch to operate the automatic storage of the auger,
Equipped with a function to prevent erroneous operation, it prevents erroneous operation of automatic storage. [Structure] When the paddy sensor (lower) 32 detects less than the set amount of the remaining amount of grain in the grain tank 6, the operation switch 3
When the auger automatic storage means 39 is operated only by the operation of 6, and the paddy sensor (lower) 32 detects the remaining amount of the grain in the grain tank 6 above the set amount, the operation switch 36 and the confirmation means 4
By both operations of 1, the auger automatic storage control means 42 operates the auger automatic storage means 39. The confirmation means 41 is also used as the operation switch 36. When the switch 36 is operated again after operating the switch 36, the auger automatic storage control means 42 operates the auger automatic storage means 39.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a grain discharging device for a harvester such as a combine harvester, and more particularly to an auger automatic storage device for discharging grains in a grain tank.

[0002]

[Prior Art]

 Generally, in a combine equipped with a grain tank, the grain cut by the mowing unit is threshed by an automatic threshing device, and the threshed grain is stored in the grain tank, and the grain tank is full. Or after the mowing operation is completed, the auger of the grain discharging device is turned, and the grain discharging port at the tip is positioned on a loading platform such as a truck to discharge the grains in the grain tank. The auger is manually operated to rise and tilt to a predetermined angle, and is swung to a predetermined position, or a predetermined turning position is set, and turning control is automatically performed at the set position. When the auger is stored, the auger automatically returns to the storage position by operating the automatic storage switch.

[0003]

[Problems to be solved by the device]

 By the way, in the combine harvester that automatically stores the auger as described above, when the operator mistakenly operates the automatic storage switch during grain discharge by the auger, the auger is discharged even though the grain is discharged from the auger discharge port. Had a problem of automatically storing.

Therefore, the present invention has a function of preventing an erroneous operation in the operation switch of the automatic storage so that the automatic storage does not operate even if the operator mistakenly operates the operation switch of the automatic storage when the grain is discharged by the auger. It is an object of the present invention to provide an automatic auger storage device in a harvester that solves the above problems.

[0005]

Means for Solving the Problems The present invention has been made in view of the above-mentioned circumstances, and is configured so that it can be swivel-driven while being tilted up and down by a predetermined angle, and discharges the grain in the grain tank (6). In a harvester (1) comprising an auger (15), a sensor (32) for detecting the remaining amount of grain in the grain tank (6) and the auger (15) are automatically returned to the storage position. An auger automatic storage means (39), an operation switch (36) for operating the auger automatic storage means (39), and a confirmation means (41) for confirming the operation of the auger automatic storage means (39), When the sensor (32) detects less than or equal to the set amount of remaining grain in the grain tank (6), the auger automatic storage means (39) is operated only by operating the operation switch (36). , Again the sensor (32) is set When detecting the above-mentioned grain residual amount, an auger automatic storage control means (42) for operating the auger automatic storage means (39) by both operations of the operation switch (36) and the confirmation means (41). , Is provided.

As an example, after the confirmation means (41) operates the operation switch (36), it is operated again within a predetermined time.

[0007]

[Action]

 Based on the above configuration, when the sensor (32) installed in the Glen tank (6) detects that the remaining amount of grain in the Glen tank (6) is less than or equal to the set amount, the operation switch The automatic auger storage means (39) operates only by the operation of (36). When the sensor (32) installed in the Glen tank (6) detects that the remaining amount of grain in the Glen tank (6) is equal to or more than the set amount, the operation switch (36) is selected. By both operations of the confirmation means (41), the auger automatic storage control means (42) operates the auger automatic storage means 39.

[0008]

[Effect of the device]

 As described above, according to the present invention, when the sensor (32) installed in the Glen tank (6) detects the amount of remaining grain in the Glen tank (6) or more, Unless both the operation switch (36) and the confirmation means (41) are operated, the automatic storage of the auger (15) does not operate. Therefore, when the auger (15) discharges the grains, the operator mistakenly operates the automatic storage operation switch (36). ), The auger (15) is not automatically stored, and malfunctions can be prevented.

Further, if the operation switch (36) is operated as the confirmation means (41) and then the operation switch (36) is operated again within a predetermined time, the same switch can be used without increasing the number of parts. It is possible to reliably prevent malfunction of automatic storage.

The reference numerals in parentheses are for symmetry with the drawings and do not limit the configuration of the present invention.

[0011]

【Example】

 Hereinafter, embodiments according to the present invention will be described with reference to the drawings.

As shown in FIGS. 3 and 4, the combine 1 has a machine body 3 supported by a crawler 2, and one side of the machine body 3 has a driver seat 5 and a Glen tank 6 from the front. An engine is provided, and an automatic threshing device 8 is provided on the other side. Further, a pretreatment section 7 is supported in the front of the machine body 3 so as to be able to move up and down, and a large number of dividers 9 are arranged in the pretreatment section 7 over substantially the entire width of the machine body 3. An operation console 10 is installed upright in front of the driver's seat 5, and a driver's seat 11 is installed behind it. Further, behind the machine body 3, a grain discharging device 12 for discharging the grains in the grain tank 6 is disposed, and the grain discharging device 12 includes a fried grain barrel 13 containing a vertical feed spiral. And an auger 15 accommodating a transverse feed spiral.

Further, as shown in FIG. 2, a turning device 16 for turning the fried food barrel 13 is installed at an upper outer peripheral portion of the fried food barrel 13. The turning device 16 includes a turning member 17 that is integrally provided on the outer circumference of the fried food barrel 13, a gear portion 19 that turns the turning member 17, and a motor 20 that is connected to the gear portion 19. When is driven, its rotation is transmitted to the gear portion 19 and the gear portion 19 turns the turning member 17. A discharge side stop swing 27a is provided on the outer peripheral surface of the turning member 17.

Further, a base end portion of the auger 15 is rotatably connected and communicated with an upper part of the swiveling member 17 so as to be rotatable upward and downward, and a tip end of the grain discharge port 15a (see FIGS. 2 and 3). ). An auger upper limit switch 29 1 is provided on the upper surface of the base end portion of the auger 15, and an elevating device 21 1 is installed at the connecting portion between the turning member 17 and the auger 15. The lifting device 21 includes an arm 22 rotatably attached to one end of the auger 15 and one end of the turning member 17, and a hydraulic cylinder 23. The hydraulic cylinder 23 has one end connected to the arm 22 via a pin. It is rotatably attached, and the other end is rotatably attached to the turning member 17 via a pin 25. When the hydraulic cylinder 23 is actuated by hydraulic pressure, the arm 22 is rotated upward and the auger 15 is also rotated upward. A receiving stand 26 is arranged at a storage position of the auger 15. ing. Then, inside the Glen tank 6, at the upper, middle, and lower three locations, the paddy sensors 30, 31, 32 for detecting the residual grain amount of the paddy in the Glen tank 6 are installed.

FIG. 1 is a diagram showing the connection of the above-mentioned actuating means and various sensors. The control unit U is provided with a motor discharge swivel switch 33a, a motor storage swivel switch 33b, and an auger raising operation for swiveling the auger 15 leftward and rightward and upwardly and downwardly by operating an auger operating lever (not shown). A switch 35a and an auger lowering operation switch 35b are respectively input, and a discharge side stop switch 27a for detecting the left / right turning range of the auger 15 and a storage side stop for detecting the storage position of the auger. The switch 27b is inputting. Also, the auger upper limit switch 29 for detecting the upper limit position of the auger 15 is input, and further, the auger for operating the automatic storage of the auger 15 is provided on the operation panel (not shown). And a paddy sensor (lower) 32 installed inside the Glen tank 6 for detecting the amount of residual grain of the paddy in the Glen tank 6, respectively. On the other hand, the control unit U outputs a motor 20 for turning the auger 15 left and right, an auger raising solenoid valve 37a and auger lowering solenoid valve 37b for raising and lowering the auger 15, respectively. There is.

In the control unit U, a timer 40 for detecting the time until the auger automatic storage switch 36 is operated again after the auger automatic storage switch 36 is operated, and the timer 40 and the auger. Based on a signal from the automatic storage switch 36, confirmation means 41 for determining whether or not the auger automatic storage switch 36 is turned on twice within a predetermined time, and the confirmation means 41, the auger automatic storage switch 36, and the paddy sensor. (Bottom) An auger automatic storage control means 42 for operating the auger automatic storage means 39 based on a signal from 32, and an auger 15 for automatically storing the auger 15 based on a signal from the auger automatic storage control means 42. The auger automatic storage means 39 is built in.

Next, the operation of this embodiment will be described with reference to FIG.

The automatic storage control of the auger 15 is operated by manually operating the auger automatic storage switch 36 provided on the operation panel (S1). First, it is determined whether the paddy sensor (lower) 32 installed in the Glen tank 6 is on (S2). When there is no or very little residual grain of paddy in the Glen tank 6, that is, when the paddy sensor 32 (lower) is off, it is determined whether or not the auger automatic storage switch 36 is operated from off to on. If it is judged (S3), if the OFF or ON state is maintained, the process returns as it is, and if the ON operation is performed, the automatic storage of the auger operates (S4). In addition, when a certain amount of unhulled grain remains in the Glen tank 6 and the unhulled sensor (lower) 32 is on, it is determined whether or not the auger automatic storage switch 36 has been operated from off to on ( S5), if the OFF or ON state is maintained, it returns as it is, and if it is in the ON operation state, it is judged whether or not the storage flag is set (S6), and the storage flag is set. Since it has not been set, it is set and the timer 40 is also set (S7, S8).

Then, again, it is determined whether or not the paddy sensor (lower) 32 is on (S2). If it is on, it is determined whether or not it is within the predetermined time set by the timer 40 in step S8 (S9), and if the predetermined time is exceeded (timer = 0), the storage flag is set. Is cleared (S10), and if it is within the predetermined time (timer ≠ 0), it is determined whether or not the auger automatic storage switch 36 has been turned on again (S5). Then, when the auger automatic storage switch 36 is turned on again, it is judged whether or not the storage flag is set (S6), and the storage flag is cleared because it was set in the above-mentioned step 7 (S11). , The automatic storage of the auger 15 is activated (S4).

[Brief description of drawings]

FIG. 1 is a control block diagram showing an automatic auger storage device according to the present invention.

FIG. 2 is a perspective view showing an auger automatic storage device according to the present invention.

FIG. 3 is a side view showing a combine according to the present invention.

FIG. 4 is a plan view showing a combine according to the present invention.

FIG. 5 is a flowchart showing automatic auger storage control according to the present invention.

[Explanation of symbols]

 1 Harvester (combine) 6 Glen tank 15 Auger 32 Sensor (paddy sensor (lower)) 36 Operation switch (automatic auger storage switch) 39 Auger automatic storage means 41 Confirmation means 42 Auger automatic storage control means

Claims (2)

[Scope of utility model registration request] 1. A harvester that is tilted up and down by a predetermined angle and is configured to be freely rotatable and equipped with an auger that discharges grains in a grain tank, and a sensor for detecting the amount of grain remaining in the grain tank. , An auger automatic storing means for automatically returning the auger to the storage position, an operation switch for operating the auger automatic storing means, a confirming means for confirming the operation of the auger automatic storing means, and a sensor for detecting the inside of the Glen tank. When the remaining amount of the grain is detected below the set amount, the auger automatic storing means is operated only by operating the operation switch, and when the sensor detects the remaining amount of the grain above the set amount. An auger automatic storage device for a harvester, comprising: an auger automatic storage control means for operating the auger automatic storage means by operating both the operation switch and the confirmation means. 2. The automatic auger storage device in the harvester according to claim 1, wherein the confirmation means operates the operation switch again and then operates it again within a predetermined time.