JP3735920B2 - Combine grain tank - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a combine grain tank.
[0002]
[Problems to be solved by the invention]
Combined grain tanks are mounted on a small and narrow chassis together with reaping devices, threshing devices, etc., so they are easily disturbed during maintenance, and there are residual grains in the grain tanks that are difficult to clean. . For this reason, there is a technique for turning the Glen tank outward as necessary.
[0003]
In the combine having a Glen tank that can be swung outward, the present invention makes it possible to accurately hold the Glen tank at the working position, and to make the Glen tank into the working position or to be swiveled with a simple configuration. To do.
[0004]
[Means for Solving the Problems]
The present invention is a Glen tank (2) in which a bottom threshing spiral (1) is mounted by a spiral shaft (3), and the Glen tank (2) is an engine cover on the side of the threshing device (12). (19) While having the structure arrange | positioned on the rear side, it is to the base cylinder (25) installed on a chassis (8) via the grain-removal cylinder (4) of a rear-end part, and a turning hinge (5 ) So that the front end of the spiral shaft (3) protrudes to the front side of the front wall (29) of the Glen tank (2) and is fixed to the front wall (29). a structure for bearing the cylinder (30), upon the structure to be supported by the boss cylinder (30) chassis (8) support recess (35) in the fitted in the fixed support bracket (34) on the lock arm against the support bracket (34) for fixing the fitting support boss sleeve (30) 38) pivotally attached to open and close the support recess (35), the boss barrel support recess (35) in the Invite defeat outwardly pivoted up and down by the locking arm (38) the lever (40) (30) whereas the it is possible to pivot the grain tank (2) by escaping from the support recess (35) in the around the outer side of the orbiting hinge (5), said locking arm (38) together constituting the lever (40) supporting recess rotated inward by (35) as escape when closed chain boss cylinder (30) is blocked, the lock hook (42) provided in the support bracket (34) The lock pin (44) of the arm (38) can be engaged with or detached from the lock pin (44). When the hook (42) is removed from the lock pin (44), the lock arm (38) is moved outward. Can be rotated to The structure of the grain tank of combine, characterized by being configured such in so that as.
[0005]
【The invention's effect】
At the time of the combine work, the grain tank 2 is placed in an upright posture on the chassis, and the threshing machine-side cerealing machine is placed, and the cereal grains are accommodated in the grain tank 2. When the grain tank 2 is full and threshing, the bottom threshing spiral 1 is driven, and the grain is discharged from the bottom through the threshing cylinder 4 to the outside of the machine.
[0006]
When such a grain tank 2 is turned sideways outward, the grain tank 2 is turned sideways around the turning hinge 5. Thereby, the space | interval of the threshing apparatus etc. of the back | inner side of the Glen tank 2 and the chassis center side can be opened largely, and it can make it easy to perform a maintenance.
[0007]
Further, the front side of the boss cylinder 30 of the grain tank 2, Ru can be supported relative to the fixed support bracket 34 on the chassis 8. Further, if the hook 42 is removed from the locking pin 44, the lock arm 38 can be turned outward, the boss cylinder 30 in the support recess 35 is escaped, and the Glen tank 2 is turned backward as described above. Ru can be pivoted to the outer side around the hinge 5.
[0008]
【Example】
The combine is provided on a chassis 8 having a pair of left and right crawler travel devices 7 by providing feed chain 9 and cocoon 10 for holding and transferring the stock of the cereal along the cereal transporting port 11. Threshing device 12 for feeding threshing into the threshing chamber, grain tank 2 accommodated by threshing the grain threshed and sorted by this threshing device 12 with grain raising machine 13, grain contained in this grain tank 2 The vertical spiral cylinder 15 and horizontal spiral cylinder 16 for taking out the grains to the selected position outside the machine, the cockpit 17, the cockpit 18, the engine in the engine cover 19, etc., are mounted, and the threshing device 12 The reaping device 20 to be supplied is supported so as to be movable up and down.
[0009]
The Glen tank 2 is disposed on the rear side of the engine cover 19 on the lateral side of the threshing device 12 at the rear end of the chassis 8. A grain shed 21 along the front-rear direction is formed at the bottom of the Glen tank 2, and a grain shed 1 is mounted inside. A vertical spiral cylinder 15 is arranged on the rear side of the masher 21 via the masher cylinder 4.
The transmission of the husk spiral 1 is driven from the front drive shaft 22 of the Glen tank 2 via a gear 23. By driving the grain helix 1, the transfer spirals in the vertical and horizontal spiral cylinders 15, 16 are interlocked to convey the grains contained in the Glen tank 2, and the tip discharge port of the horizontal spiral cylinder 16 is conveyed. 24 can be discharged.
[0010]
The Glen tank 2 is supported by a base cylinder 25 installed on a chassis 8 via a rear-end graining cylinder 4 so as to be pivotable in a horizontal direction by a vertical swing hinge 5. The grain hull 4 is connected to the rear end of the grain hull 21 at the bottom of the grain tank 2 and protrudes rearward from the rear wall 26 of the grain tank 2, and is a boss integrated with the grain tank 2 rear wall 26. The cylinder 27 is fitted inside the cylinder 27 so as to be rotatable. In addition, the grain removing cylinder 4 has a bearing portion 28 that rotatably supports the rear end portion of the spiral shaft 3, and the front end portion of the spiral shaft 3 is located on the front side of the front wall 29 of the Glen tank 2. The boss cylinder 30 fixed to the front wall 29 is supported by the boss cylinder 30.
[0011]
The boss cylinder 30 on the front side of the Glen tank 2 can be supported on the support bracket 34 fixed on the chassis 8. The support bracket 34 is formed with a support recess 35 that opens outward, and the boss tube 30 can be fitted and supported. The support bracket 34 is provided with a bearing 36 at the rear end of the drive shaft 22. Reference numeral 37 denotes a gear case which covers the gear 23 integrally with the boss cylinder 30 and can turn around the turning hinge 5 together with turning of the Glen tank 2.
[0012]
A lock arm 38 for fixing the fitting support of the boss cylinder 30 is pivotally attached to such a support bracket 34 so as to open and close the support recess 35, and it is supported by rotating up and down by a lever 40 and tilting outward. The boss cylinder 30 in the recess 35 can be removed, and if the support recess 35 is closed by turning inward, the escape of the boss cylinder 30 is prevented. Reference numeral 41 denotes a lock lever that prevents the lock arm 38 from being opened. The lock lever 41 forms a hook 42 that can be pivoted up and down around the lever shaft 43. The hook 42 is engaged with the locking pin 44 of the lock arm 38. Can be removed. If the lock lever 41 is pivoted upward and the hook 42 is removed from the locking pin 44, the lock arm 38 can be pivoted outward, and the boss cylinder 30 in the support recess 35 is escaped, so that the Glen tank 2 can be swung outward about the rear swivel hinge 5. Reference numeral 46 denotes a spring that repels the lock lever 41 toward the side that engages with the locking pin 44.
[0013]
The lock mechanism 6 is located between the rear wall 29 of the grain tank 2 and the cerealing cylinder 4, and a lock lever 31 that can pivot forward and backward on the cerealing cylinder 4 and a lever groove 32 that can engage the lock lever 31. And a lock bracket 33 fixed to the rear wall 29 of the grain tank 2, and the grain tank 2 integrated with the lock bracket 33 with which the lock lever 31 is engaged does not look at the masher 13. In a grain-holding position.
[0014]
The base cylinder 25 connected to the grain hulling cylinder 4 is supported on the chassis 8, has a helical shaft 47 mounted inside, and faces the helical axis 3 of the grain helix 1. 3 can be engaged and disengaged by the couplings 48 and 49, and the helical shaft 47 can be transmitted by driving the helical shaft 3 in the fitted state. A swivelable vertical spiral cylinder 15 is supported on the base cylinder 25, and the internal spiral axis can also be interlocked.
[0015]
In the example shown in the figure, the grain hull cylinder 4 is directly pivotally supported by the swing hinge 5 with respect to the base cylinder 25. However, a support frame separate from the base cylinder 25 is provided on the chassis 8 and the support frame is attached to the support frame. On the other hand, it is good also as a structure which supports the grain draining cylinder 4. FIG. Furthermore, not only the grain hose 4 but also a support arm that protrudes from the rear wall 26 of the grain tank 2 is supported so as to turn around the turning hinge 5 so that the Glen tank 2 can be turned stably. May be.
[0016]
The Glen tank 2 has a capacity setting so that the center of gravity G of the Glen tank 2 itself is displaced closer to the threshing machine 13 side of the threshing device 12 than the spiral shaft 3 that is the center of the rollover. The supply port 50 in the upper part of the Glen tank 2 is pushed toward the mashing port 51 side at the upper end of the cerealing machine 13 that communicates through the supply port 50. Thereby, the communication between the grain tank 2 and the cerealing machine 13 can be improved, and the leakage of the grains can be reduced.
[0017]
Further, the interlocking structure by the gears 23 rotations A and B between the drive shaft 22 and the spiral shaft 3 is set so that the directional force F due to the drive reaction force in the spiral shaft 3 is directed toward the masher 13. By doing so, the supply port 50 of this grain tank 2 is press-contacted to the cerealing port 51 side similarly to the above.
7 and 8, the difference from the above example is that a grid 52 is provided at the discharge port 24 at the tip of the horizontal spiral cylinder 16 to ensure safety so that an operator's hand cannot be inserted. A detachable discharge case 55 is provided at the front end of the horizontal spiral cylinder 16 that axially mounts the transfer spiral 53 with a lattice 52, a light bulb 54, and the like as a block configuration. The discharge case 55 is provided with a connection port 57 that can be attached to and detached from the distal end portion of the outer horizontal spiral cylinder 16 and can be moved and adjusted in the direction of the spiral shaft 56. A discharge chamber 58 with the outlet 24 opened is formed. A partition wall 59 is provided at the end of the discharge chamber 58 in the direction of the spiral axis 56, and the tip of the spiral shaft 56 is supported by a bearing 60.
[0018]
The lattice 52 is detachably attached to the discharge port 24 of the discharge chamber 58. 61 and 62 are these mounting bolts. Further, the brackets 63 attached to the front partition wall 59 side with the mounting bolts 61 are fitted with hinges 64 on both side ends of the lattice 52 so as to be rotatable up and down, and by removing the rear bolts 62. The lattice 52 can be rotated downward around the hinge 64 to clean the inside of the discharge chamber 58.
[0019]
In order to change the front-rear distance L between the tip K of the transfer spiral 53 in the horizontal spiral cylinder 16 and the partition wall 59, the discharge case 55 may be moved in the front-rear direction with respect to the horizontal spiral cylinder 16.
A light bulb 54 is attached to the front side of the partition wall 59, and a cover 65 is provided to illuminate the lower part. Since the light bulb 54 is integrated with the discharge case 55, the light bulb 54 is always in a fixed relationship with the discharge port 24, and the lighting positional relationship is fixed.
[0020]
A grain sensor 66 is provided on the rear side of the discharge chamber 58. When the discharged grain is stored in the discharge chamber 58, it is detected and an alarm or control output is performed.
In FIG. 9, the difference from the above example is that the grid 52 is pivotally supported by a hinge 64 around the discharge port 24 so as to be elastically closed by a spring 67, and the grid 52 is resisted against the spring 67. It is constructed so that it can be discharged while pushing open, reducing the stagnation of straw scraps and the like. Reference numeral 68 denotes a stopper that locks the closed position of the lattice 52 by the elastic force of the spring 67.
[Brief description of the drawings]
FIG. 1 is a side view of a Glen tank part and a plan view of a part thereof.
FIG. 2 is a front view and a partially enlarged front view thereof.
FIG. 3 is a front view and a side view of a support bracket portion.
FIG. 4 is a perspective view of a gear case portion and a support bracket portion.
FIG. 5 is a right side view of the combine.
FIG. 6 is a left side view of the combine.
FIG. 7 is a side view of a horizontal spiral cylinder and a plan view of a part thereof.
FIG. 8 is a perspective view.
FIG. 9 is a plan view of a horizontal spiral tube discharge port portion showing another embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Grain helix 2 Glen tank 3 Spiral shaft 4 Grain hull 5 Turning hinge 6 Lock mechanism 8 Chassis 12 Threshing device 19 Engine cover 25 Base cylinder 29 Front wall 30 Boss cylinder 34 Support bracket 35 Support recessed part
38 Lock arm 40 Lever 42 Hook
44 locking pin

Claims (1)

A glen tank (2) for mounting the bottom threshing helix (1) with a helix shaft (3), the glen tank (2) being connected to the engine cover (19) on the side of the threshing device (12). It is set as the structure arrange | positioned on the rear side, and it is horizontal by the turning hinge (5) of an up-down direction to the base cylinder (25) installed on a chassis (8) via the grain-removal cylinder (4) of a rear end part. A boss cylinder (30) fixed to the front wall (29) by projecting the front end of the spiral shaft (3) to the front side of the front wall (29) of the grain tank (2). Upon the arrangement for the bearing, a configuration for supporting the support recess (35) in the fitted in the boss cylinder (30) a fixed support bracket on the chassis (8) (34), said support bracket (34 before the lock arm (38) for fixing the fitting support boss sleeve (30) against the) Pivotally attached to open and close the support recess (35), the lock arm (38) of the lever (40) by the boss cylinder in the support recess if defeat outwardly pivoted vertically (35) and (30) The Glen tank (2) can be swung outwardly around the swivel hinge (5) by escaping from the support recess (35), while the lock arm (38) is pivoted to the lever (40). When the support recess (35) is closed by pivoting inwardly, the escape of the boss cylinder (30) is prevented, and a hook (42) provided on the support bracket (34) is provided on the lock arm (38). The lock pin (44) is configured to be engageable and disengageable, and when the hook (42) is detached from the lock pin (44), the lock arm (38) is rotated outward. ing to allow Combine grain tank, characterized in that the sea urchin configuration.

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