JP3138923B2 - Combine grain tank equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates in combined with a grain tank for storing fine grains after threshing the side open type, combine to be disengaged by one-touch power transmission to the discharge auger該穀grain tank grain Regarding the grain tank device .

[0002]

2. Description of the Related Art Conventionally, Japanese Unexamined Utility Model Publication No. 63-114160 is known.
A grain discharge auger is placed horizontally at the bottom of the grain tank as shown in
With the grain discharge auger as the fulcrum
The click mounted on freely machine base rotated in horizontal direction, grain tank
Is installed on the outside of the machine so that it can enter and exit
The auger shaft end at the feed start end of the moth projects outside the grain tank
The auxiliary rotating body is provided, and the engaging
The main rotating body connected by the contact of the
To the main rotating body by rotating the grain tank horizontally.
There is a technique for engaging and disengaging a subordinate rotating body .

[0003]

SUMMARY OF THE INVENTION The prior art is based on grain
Evacuation due to maintenance of tank or grain discharge auger
When the auger shaft rotates at the time of exit, the posture of the subordinate rotating body changes
When the grain tank is stored, the engaging protrusion and the engaging roller collide.
Causes the rotating body to move according to the position of engagement with the main rotating body.
Is prevented, and each of the above-mentioned rotating bodies or engagement protrusions or engagements
Rollers may be damaged by a collision,
Time to perform the on-operation again to correct
It is necessary and at the auger shaft feed start end,
Since the cores are arranged perpendicular to each other, the
Grain tanks cannot be easily simplified and compacted
Improve entry / exit workability and reduce grain tank manufacturing costs
There is a problem that it cannot be easily achieved .

[0004]

Means for Solving the Problems] However, the present invention is, grain
Place the grain discharge auger horizontally at the bottom of the tank and
Rotate the grain tank horizontally with the feed end
Mounted freely on the machine stand, and the grain tank extends outside the machine stand
And a grain discharge auger on the feed start end side.
With the auger shaft end protruding outside the grain tank,
Provided by the contact between the engaging protrusion and the engaging roller
The main rotating body to be connected is provided on the drive shaft on the machine
The rotating body is disengaged from the main rotating body by the horizontal rotation of the
The grain tank device of the combine
A drive shaft is provided on the extension of the shaft feed start end, and the main rotating
When the body is detachably mounted in a lateral direction orthogonal to the axis,
At the top of the machine between the outer edge of the machine and the main rotating body mounting position.
Arrange the guide body, between the sub-rotating body and the main rotating body in side view
And the grain tank is moved to the storage position.
Guide body acts on the subordinate rotating body during
In which the auger shaft end facing in Kokutsubuta link housed state
The rotating body and the main rotating body can be arranged opposite to each other according to the section and the drive shaft end,
The auger shaft is used to fix the
Simplification and compactness can be easily performed, and the grain tank
It is easy to reduce production costs, etc.
Followed rotation by the guide body during storage by the storage operation
Grain tank storage because body position is automatically maintained properly
Eliminates the problem that the engaging protrusion and the engaging roller sometimes interfere
And smoothly perform the union operation of the main rotating body and the slave rotating body.
To easily improve the workability of entering and leaving the grain tank.
What you get .

[0005]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 is an explanatory view of a main part, FIG. 2 is a side view of the whole, and FIG. 3 is a plan view of the same. In FIG. 1, (1) is a truck frame on which a traveling crawler (2) is mounted, and (3) is the truck. (3) a threshing unit in which a feed chain (5) is stretched to the left and a handling cylinder (6) and a processing cylinder (7) are built in;
(8) a mowing unit including a cutting blade and a grain stalk transport mechanism,
(9) is a straw processing unit facing the end of the straw chain (10), (11) is a driver's seat (12) and a driving operation unit (13)
Cab, (14) an engine room in which the engine (14a) is installed, (15) a kernel tank for storing kernels from the threshing unit (4), which continuously performs cutting and threshing operations. It is configured as follows.

[0006] As shown in Figs. 4 and 5, a vertical conveyor (16) is provided upright on the rear side of the grain tank (15), and the conveyor (16) is fixed to the tank (15). A conveyor lower case (16a) to be installed, a conveyor middle case (16b) fixedly mounted on the machine body side and rotatably connected to the lower case (16a), and a middle case (16b)
Conveyor case (16
c), the fulcrum shaft (17) projecting below the lower case (16a) is rotatably supported by the machine base (3) via bearing members (17a) and (17b), and the tank (1) is provided.
5) A vertically rotating member (16d) (16e) fixed to the rear side via each bolt (a) is rotatably supported outside the middle case (16b), and the middle case (16b) Further, the tank (15) is horizontally rotated outwardly around the fulcrum shaft (17) to open the tank.

Further, a swing fulcrum case (18) is integrally connected to the upper case (16c), and a discharge conveyor (19) is connected to the fulcrum case (18), so that a worm wheel (20) and a hydraulic cylinder ( 21) is attached to the swing fulcrum case (18), and the swing fulcrum case (18) is driven to rotate in the horizontal direction via the worm wheel (20) to change the direction of the discharge conveyor (19). The discharge conveyor (19) is swung up and down by a hydraulic cylinder (21) to move up and down the tip end.

Further, a horizontal auger (22) at the bottom of the grain tank (15), a vertical auger (23) of a vertical conveyor (16), and a discharge auger (2) of a discharge conveyor (19).
4), and the grains inside the grain tank (15) are carried out by the respective augers (22), (23) and (24), and the grains are transferred from the tip of the discharge conveyor (19) to a truck bed or the like. And a discharging cylinder (25) for carrying out the kernels from the threshing unit (4), and through a machine tank side surface of the kernel tank (15).
An inlet (26) at the upper end of the fryer cylinder (25) is connected to communicate with the inside thereof, and the grains carried out by the fryer cylinder (25) are stored in the grain tank (15).

In addition, a substantially rectangular plate-like shape for holding the tank (15) on the machine base (3) when the tank (15) is stored is provided on the tank front side, which is the opposite fulcrum axis side of the grain tank (15). The upper hook (28) and the lower hook (29) regulate the position of the tank front support (27) (27) and the tank (15).
And a lock mechanism (30) for locking and unlocking the hooks (28) and (29) with the tank (1).
5) Each operating lever (31) (32) facing the lower position
It is configured to do so.

Further, the end of the transverse auger (22) on the outer side of the front of the grain tank (15) is connected to a coupling member (33).
And a gearbox (36) for driving a tank via a box stand (35) on a machine stand (3) at the lower rear of the engine room (14). An input pulley (39) fixedly mounted and fixed to an input shaft (38) of the box (36) is interlocked to an output pulley (37) of the engine (14a) via a belt (40). An input shaft (38) is operatively connected to the shaft (34) via a pair of bevel gears (41) and (42), and each auger (22) in the grain tank (15) is provided with an output from the engine (14a). ) (23)
It is configured to perform the driving of (24).

As shown in FIGS. 6 to 8, the coupling member (33) is a substantially elliptical sub-rotator (43) fixed to the front end of the auger shaft (22a) of the transverse auger (22).
And a substantially rhombus-shaped main rotating body (44) fixed to the end of a driving shaft (34) projecting outward from the rear part of the gear box (36). The auger shaft (22a) and the driving shaft (3
4) are positioned on the same axis, the front and rear surfaces (43a) and (44a) of the slave and main rotating bodies (43) and (44) are opposed to each other, and the auger of the front face (43a) of the slave rotating body (43) is positioned. Constant radius (r) at 180 degree intervals about axis (22a)
At the position, two substantially trapezoidal engaging projections (45) are protruded, and a constant radius (r) is provided at 180-degree intervals about the drive shaft (34) on the rear surface (44a) of the main rotating body (44). The position of the two engaging rollers (4) via the roller shaft (46)
7) is rotatably supported, and when the drive shaft (34) is rotationally driven, the roller (47) is brought into contact with the trapezoidal bottom side (45a) of the engagement projection (45) to thereby rotate the auger shaft (22a). It is configured to perform integral driving. As described above, in a combine in which the grain tank (15) is rotatably arranged on the machine frame (3) which is the body frame, the grain tank (1) is provided.
The auger shaft (22a), which is the conveyor shaft of the transverse auger (22), which is a discharge conveyor, and the discharge conveyor drive shaft (34) are arranged on the same axis at the bottom front position of 5). ) The main rotating body (4), which is a driving piece that protrudes the engaging roller (47) as an abutting body rearward on the end.
4), the center of a driven rotor (43), which is a driven plate having a projection (45) protruding forward on the end of the auger shaft (22a), is fixed. The lateral auger (22) can be driven without a belt by a simple operation of disposing the projection (45) so as to be freely disengageable in the lateral direction and setting the grain tank (15) at a predetermined position. As well as saving the trouble of belt hanging,
The belt slip is eliminated, the belt is not mistakenly applied, and the protrusions (45) on the driving side and the driven side are engaged with the engaging rollers (4).
7) is contacted to transmit the power, so that the drive can be performed reliably. On the other hand, when pivoting to the side, the operating lever (32) is released to release the grain tank (1).
5) The power transmission device can be disengaged only by turning sideways.

Further, a guide as a guide member is provided on a base plate (3a), which is on the right side of the rotation locus of the engagement protrusion (45) on the machine base (3), via a support (48) and a pivot (49). A bearing (50) is provided and a grain tank (1
5) When the outside of the machine is opened or the inside of the machine is stored, the guide bearing (50) is brought into rolling contact with the substantially elliptical flat portion (43b) on the outer periphery of the subordinate rotating body (43). ) With the tank (15) kept substantially horizontal
Is configured to be opened or stored. That is, the two opposing flat portions (43) of the subordinate rotating body (43)
b) and (43b) are parallel plane portions (43b) and (43b)
Immediately after the gap is formed wide and the bearing (50) is brought into contact with the slave rotor (43) in the horizontal and horizontal posture by rolling contact,
A bearing (50) is provided at a position where the engagement protrusion (45) is engaged with the engagement roller (47) of the main rotating body (44), and a sub-rotating body (43) is provided for the main rotating body (44).
Are configured to be integrally engaged.

Further, the two engagement projections (45)
(45) The trapezoidal bases (45a) (45a) are arranged on a substantially straight line (L) centered on the auger shaft (22a), and the main rotating body (4) is stored when the tank (15) is stored.
When the roller (47) on the 4) side is aligned on the straight line (L), the trapezoidal oblique side (45b) of the projection (45) is brought into contact with the roller (47) to drive the roller (47) into the drive shaft (3).
4) Rotate around and make the horizontal step gap (A) between the two rollers (47) larger than the upper and lower maximum outer widths (B) of the two projections (45) in the horizontal state of the subordinate rotating body (43). (A>
B), the engagement is made possible.

As is clear from the above, the grain tank (1
5) At the bottom, a horizontal auger (22), which is a grain discharge auger
The horizontal auger (22) is set at the feed end side as a fulcrum.
Machine to rotate the grain tank (15) horizontally
(3) Installed on top, grain tank (15) outside machine stand (3)
Aside from the sideways auger (22),
Connect the end of the auger shaft (22a) on the feed start end to the grain tank (1).
5) The auxiliary rotating body (43) is provided so as to protrude outward, and the auxiliary rotation
Of the engaging protrusion (45) and the engaging roller (47) on the body (43).
The main rotating body (44) connected by abutment is mounted on the machine base (3).
Provided on the upper drive shaft (34) and horizontal to the grain tank (15)
The main rotating body (44) is driven by the directional rotation to rotate the rotating body (43).
In the combine grain tank device,
The auger shaft (22a) has a drive shaft (3
4), and the main rotator (44) and the sub rotator (43) are
Attached and detachable in the lateral direction perpendicular to the core,
Table (3) Machine between outer end of machine and main rotating body (44) mounting position
A guide bearing (5
0) is arranged, and the slave rotor (43) and the main rotor are viewed from the side.
(44) The guide body (50) is provided between
(15) is being moved to the storage position,
3) The guide bearing (50) is caused to guide. So
Then, the auger shaft facing the grain tank (15)
(22a) Follow the end of the rotating body (4) with the end of the drive shaft (34).
3) and the main rotating body (44) are opposed to each other, and the auger shaft (2)
2a) The slave rotator (43) is fixed and the slave rotator (4) is fixed.
3) The mounting structure is simplified and compact, and the grain
In addition to reducing the production cost of the tank (15),
Guide tank during storage by the storage operation of the grain tank (15)
The position of the slave rotator (43) is automatically set by the ring (50).
In the grain tank (15).
There is no problem that the starting roller (45) interferes with the engagement roller (47).
Combination of main rotator (44) and slave rotator (43)
Makes the operation smooth and works for entering and exiting the grain tank (15)
Improve the performance .

This embodiment is constructed as described above. During the storage operation of the tank (15), the outer peripheral side portion of the subordinate rotating body (43) comes into contact with the guide bearing (50) and its flat portion (50). When the guide 43b) is guided to move along the bearing (50), as shown in FIG. 7, the slave rotator 43 is kept close to the main rotator 44 while maintaining a horizontal and horizontal attitude. (47) Horizontal gap between steps (A)
Is larger than the maximum outer width (B) of the projection (45) (A> B)
In this case, the sub-rotation member (43) moves to the predetermined position where the axis of the drive shaft (34) and the auger shaft (22a) coincide without contact with the roller (47) and engages with the main rotation member (44). Combine. On the other hand, the horizontal step gap (A) between the rollers (47) is smaller than the gap (B) between the maximum outer widths of the projections (45) (A).
≦ B), when the movable side oblique side portion (45b) of the projection (45) contacts the roller (47), the drive shaft (3
The roller (47) is rotated along the oblique side (45b) around 4) to engage the subordinate rotating body (43) with the main rotating body (44).

As described above, when the grain tank (15) is stored inside the machine, the rollers (4) in the main rotating body (44) are stored.
7) Engagement with the subordinate rotating body (43) can be reliably performed regardless of the direction of the position, and not only the trouble of adjusting the position of the roller (47) and the protrusion (45) as in the conventional case can be omitted, but also
The drive system can be prevented from being damaged due to erroneous storage, and maintenance of the grain tank (15), the engine (14a), the drive system, and the like can be improved.

[0017]

As is apparent from the above embodiments, the present invention provides a grain discharging auger (22) at the bottom of a grain tank (15).
To support the feed end side of the grain discharge auger (22).
The grain tank (15) can be turned horizontally in a horizontal direction.
Attach on the table (3) and attach the grain tank (15) to the machine base (3)
It is provided so that it can enter and exit outside, and the grain discharge auger (2
2) Insert the end of the auger shaft (22a) on the feed start end side
(15) is provided with a subordinate rotating body (43) protruding outside,
The engagement protrusion (45) and the engagement roller (4)
7) The main rotating body (44) to be connected by the contact of
(3) The grain tank (15) provided on the upper drive shaft (34).
The main rotating body (44) is rotated by the horizontal rotation of the main rotating body (44).
Combine grain tank device to disengage (43)
And driven on the extension of the feed start end of the auger shaft (22a).
A shaft (34) is provided, and a main rotating body (44) and a sub-rotating body (4) are provided.
3) When it is attached to be detachable in the lateral direction orthogonal to the axis,
Both, machine stand (3) Outer end of machine and main rotating body (44) mounting position
A guide body ( 50) is arranged on the upper surface of the machine base (3) between
Front side between the main rotating body (44) and the sub-rotating body (43) in side view
A guide body (50) is provided and a grain tank (15) is stored.
While moving to the position, the guide body (5
0) is configured to act as a guide.
(15) With the end of the auger shaft (22a) facing in the housed state
The end of the drive shaft (34) has a sub-rotator (43) and a main rotor (4).
4) can be arranged facing each other, and the rotating body follows the auger shaft (22a).
(43) is fixed to simplify the mounting structure of the subordinate rotating body (43).
It can be easily simplified and compacted,
Can easily reduce the production cost of the ink (15).
As well as the grain tank (15)
During the delivery, the guide body (50) moves to the position of the slave rotating body (43).
The grain tank (15) is automatically maintained properly.
The engagement protrusion (45) and the engagement roller (47) interfere during storage.
The main rotating body (44)
And smooth rotation of the sub-rotating body (43).
To improve the workability of grain tank (15)
This can be easily achieved .

[Brief description of the drawings]

FIG. 1 is an explanatory view of a grain tank unit.

FIG. 2 is an overall side view of the combine.

FIG. 3 is an overall plan view of the combine.

FIG. 4 is an explanatory side view of a grain tank.

FIG. 5 is an explanatory front view of the grain tank.

FIG. 6 is an explanatory side view of the coupling member.

FIG. 7 is an explanatory rear view of the coupling member.

FIG. 8 is an explanatory front view of the coupling member.

[Explanation of symbols]

(3) Machine stand (15) Grain tank (22) Lateral auger ( grain discharge auger ) (22a) Auger shaft (34) Drive shaft (43) Slave rotating body (44) Main rotating body (45) Engage Projection (47) Engagement roller (50) Guide bearing (guide body)

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A 63-114160 (JP, U) JP-A 5-48646 (JP, U) JP-A 1-1121308 (JP, U) JP-A 2- 9011 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) A01F 12/46-12/60

Claims (1)

(57) [Claims] A grain discharge tank is provided at the bottom of a grain tank (15).
The mower (22) is laid horizontally to feed the grain discharge auger (22)
Turn the grain tank (15) horizontally with the end side as a fulcrum.
It is movably mounted on the machine base (3) and the grain tank (15) is
Machine stand (3) Installed on the outside so that it can enter and exit, and discharge grains
End of the auger shaft (22a) on the feed start end side of the auger (22)
Are protruded outside the grain tank (15), and the
3) is provided, and is engaged with the engagement protrusion (45) on the driven rotor (43).
Main rotating body connected by abutment of mating roller (47)
(44) is provided on the drive shaft (34) on the machine base (3),
The main rotator (4) is rotated by the horizontal rotation of the tank (15).
4) Combine grains for engaging and disengaging the rotator (43)
In the tank device, the auger shaft (22a) feed start end
A drive shaft (34) is provided on the extension of the main rotating body (44).
The slave rotator (43) can be freely disengaged in the lateral direction perpendicular to the axis.
To the machine (3), the outer end of the machine and the main rotating body (4).
4) Guide body (50) on top of machine base (3) between mounting positions
Are disposed, and the secondary rotator (43) and the primary rotator (4) are viewed from the side.
4) The guide body (50) is provided in between and the grain tank
While the (15) shifts to the storage position, the subordinate rotating body (43)
And a guide body (50) for guiding the grain.