JP3718961B2 - Combine - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
This invention also relates to Konbai down.
[0002]
[Problems to be solved by the invention]
The conventional combine harvesting auger is difficult to maintain the folding and connection positions .
[0003]
[Means for Solving the Problems]
According to the present invention , a vertical grain auger (19) is provided on the rear side of a grain tank (1) mounted on a vehicle body (3) so as to be rotatable, and a horizontal grain auger (19) is provided at the upper end of the vertical grain auger (19). 20) is provided so as to be pivotable up and down, and an end auger (40) is provided on the tip side of the horizontal grain auger (20) so as to be foldable by pivoting horizontally around a hinge (39). The horizontal auger auger (20) is configured to be supported by a Y-shaped auger receiver (41) provided on the frame of the threshing device (4) mounted on the vehicle body (3). A sub auger receiver (45) is attached to the side of a rib (44) formed in the middle of the end auger (40), and the end auger (40) rotating around the hinge (39) by opening the outside of the sub auger receiver (45). Said end auger (40) configured to receive The folding around the hinge (39) is performed through a worm gear (60) driven by an electric motor (M2), and the worm wheel gear (75) and the worm gear ( 60) is integrally provided, and a screw (77) portion is formed in a space portion between the worm wheel gear (75) and the worm gear (60) on the worm shaft (76) and is linked to the screw (77) portion. The arm (78) is screwed, and the link arm (78) is configured to move in the axial direction by forward and reverse rotation of the worm shaft (76), and the link arm (78) is at the axially moving end. extending the said link arm (78) is configured to rotate integrally with the worm shaft (76), linked by rotation of the link definitive to the moving end arm (78) rod ( 9), the locking lever (62) is rotated, and the locking lever (62) is integrally engaged with the ring metal (52) provided at the joint end on the end auger (40) side. ) And the ring metal (51) side in which the ring metal (52) on the end auger (40) side is slid along the inclined surface (64) of the horizontal grain auger (20) side. and Konbai down you characterized by being configured to be able to tighten to.
[0004]
【The invention's effect】
According to the present invention, the end auger (40) provided on the front end side of the horizontal cereal auger (20) can be folded by rotating in the horizontal direction around the hinge (39). The end auger (40) that can be supported by a Y-shaped auger receiver (41) provided on the frame of the threshing device (4) and that rotates about the hinge (39) is provided as a horizontal grain auger (20). It can be received by the sub auger receiver (45) provided on the side of the rib (44) in the middle.
Further, the folding of the end auger (40) around the hinge (39) is performed via the electric motor (M2) and the worm gear (60) driven by the electric motor (M2). Position maintenance can be stabilized.
[0005]
DETAILED DESCRIPTION OF THE INVENTION
In the combine, the harvesting device 7 having the grain raising device 6 is lifted and lowered by the expansion and contraction of the lift cylinder 8 and is supported on the vehicle body 3. The grain harvested by the harvesting device 7 is conveyed by the grain conveying device 9 and fed. The threshing apparatus 4 of the self-degradation form which carries out threshing by supplying the head to the threshing chamber 12 while being held between the chain 10 and the straw 11 is mounted. 13 is a crawler traveling device.
[0006]
On the side of the reaping device 7 and the threshing device 4 of the vehicle body 3 are arranged from the front part to the rear part, the control table 14, the control seat 15, the engine E below the control seat 15, the rear Glen tank 1 and the like. It is installed. The threshing that is threshed in the threshing chamber 12 of the threshing device 4 is sorted by the lower sorting device 16, the grain is received by the first receiving tray 17, and the threshing side wall on the side opposite to the feed chain 10. The first cerealing machine 18 of the unit 5 is cerealed and supplied to the upper part of the lateral grain tank 1. Further, on the rear side of the Glen tank 1, there are arranged a vertical threshing auger 19 that can turn, a horizontal threshing auger 20 that can be turned up and down with respect to the upper end portion, and the like.
[0007]
The glen tank 1 is provided with a bottom trough 21 and a cerealing auger 22 in the front-rear direction at the bottom, and the rear end communicates with the lower end of the vertical threshing auger 20. Further, the Glen tank 1 can be opened to the threshing device 4 by rotating the vicinity of the vertical threshing auger 20 portion as a hinge P to the lateral outer side. On the front side of the grain tank 1, a coupling 23 that interlocks the grain auger 22 and a lock mechanism 24 that fixes and releases the opening / closing rotation of the grain tank 1 are provided.
[0008]
The transmission of the grain auger 22 of the Glen tank 1 is linked to the gear 27 and the transmission shaft 29 under the radiator 28 via the grain clutch 2 by the tension pulley 25 and the belt 26 from the engine E on the front side. The coupling 30 of the grain auger 22 can be engaged with the coupling 30 at the rear end of the transmission shaft 29 for transmission. The threshing clutch 2 can turn on and off the tension pulley 25 via the wire 32 by the operation lever 31 on the side of the control table 14.
[0009]
In addition to the operation lever 31 and the wire 32 for operating the threshing clutch 2 by the tension pulley 25, an electric motor M1 and a wire 33 interlocked thereby are provided in the threshing clutch 2. The electric motor M1 is provided as high as possible in the side wall portion 5 of the threshing device 4 on the side of the grain tank 1. The side wall portion 5 is recessed to the inner side of the threshing to form a motor cover 34 that covers the upper side and is configured not to receive rainwater. A wire 33 operated by the electric motor M1 is connected to the arm of the tension pulley 25. A threshing cover 35 can open and close the threshing chamber 12. Reference numeral 36 denotes an evacuation device.
[0010]
In addition, although it was set as the structure which attaches the electric motor M1 directly to the threshing side wall part 5 in the example of a figure, it is good also as a form which attaches and supports, for example to the said threshing machine 18 grade | etc., And covers an upper side with a motor cover.
The operation switch 37 of the electric motor M1 is disposed near the shed throat 38 at the tip of the horizontal cereal auger 20 so that it can be remotely operated from a discharge position other than the cockpit 15. The operation interlocking of the threshing clutch 2 from the transmission motor M1 by the operation of the operation switch 37 and the interlocking operation by the operation lever 31 are each performed independently.
[0011]
When taking out the grains stored in the Glen tank 1 in the combine operation, when the operator is at the cockpit 15, the operator operates the operation lever 31 to tension the belt 26 with the tension pulley 25. The threshing clutch 2 may be turned on. As a result, the grain augers 22, 19, 20 and the like are rotated so that the grains in the grain tank 1 are conveyed and discharged from the grain outlet 38.
[0012]
Further, when the operator is near the discharge port 38 that is turned away from the cockpit 15 to the discharge position, the operation switch 37 of the horizontal grain auger 20 unit may be operated. The threshing clutch 2 is turned on and off via the operation wire 33 by driving the electric motor M1.
Such an electric motor M1 is surrounded by the threshing wall portion 5 and the glen tank 1 on the left and right and is at a high position, so that it is difficult for threshing waste and straw debris to fall on it, mud from the traveling ground, rain dew, etc. When the Glen tank 1 is opened outward around the hinge P during maintenance, the wire 33 is not moved because the electric motor M1 is integrally attached to the threshing device 4 side.
[0013]
7 to 9, the difference from the above example is that the end auger 40 on the tip side of the horizontal cereal auger 20 is configured to be foldable in the horizontal direction around the hinge 39, The end auger 40 is supported by the auger receiver 41 to stabilize the folding posture. Further, the locking position of the lock lever 42 when the end auger 40 is connected to the horizontal grain auger 20 is locked by the clip 43 so that the lock lever 42 does not come off due to vibration or the like. .
[0014]
The horizontal grain auger 20 is supported by a Y-shaped auger receiver 41 provided on the frame of the threshing device 4 or the like. This horizontal grain auger 20 has a joint rib 44 formed in the middle, and a sub auger receiver 45 is attached to the side of the rib 44. The sub auger receiver 45 can receive an end auger 40 that is rotated around the hinge 39 by opening the outside. Hooks 46 and 47 are provided at the upper and lower ends of the sub-o receiver 45, and hook rings 49 and 50 at both ends of the rubber band 48 are hooked between them to tighten the end auger 40 received by the sub-holder receiver 45. And support it not to vibrate.
[0015]
In addition, the joint end portion of the horizontal grain auger 20 and the end auger 40 has ring metals 51 and 52, and a bracket 54 of one ring metal 51 has a base portion of an L-shaped lock lever 42. It is provided so as to be movable in the direction along the auger shaft, and can be pulled out and engaged with the U-shaped engagement protrusion 53 of the other ring metal 52. By rotating the lock lever 42 with respect to the bracket 54, the tip end portion can be held by a grip 43 made of a leaf spring attached to the bracket 54, thereby preventing the lock lever 42 from coming off. Reference numeral 55 denotes an auger bearing portion integrally formed in each ring metal 51, 52, 56, 57 an auger, and 58, 59 an auger shaft.
[0016]
10 and 11, the difference from the above example is that the folding around the hinge 39 of the end auger 40 in the horizontal grain auger 20 is carried out by the electric motor M2, the worm gear 60 and the worm wheel gear 61 driven thereby. It is configured to rotate in conjunction with each other to stabilize the position of folding and connection.
At the same time as the worm gear 60 is rotated by the drive of the electric motor M2, the lock lever 62 having the L-shaped lever groove 65 is rotated, and the U-shaped engagement integrated with the ring metal 52 on the end auger 40 side. The ring metal 52 can be engaged with the mating protrusion 63 and slid along the inclined surface 64 of the engagement protrusion 63 so that the ring metal 52 is tightened so as to be attracted to the ring metal 51 side of the horizontal grain auger 20. it can. Further, when the end auger 40 is folded, the lock lever 62 is rotated in a direction away from the engaging protrusion 63, and the U-shape of the engaging protrusion 63 is rotated by folding the end auger 40. The groove is released from the lock lever 62. Reference numeral 66 denotes a limit switch for electrically driving the motor M2, and reference numeral 73 denotes a switch pressing piece, which is provided to face the ring metals 51 and 52, and detects connection and folding of the end auger 40.
[0017]
The motor M2 is linked to the worm gear 60 through a worm gear 74, a worm wheel gear 75, and a worm shaft 76. The worm wheel gear 75 and the worm gear 60 are integrated with both ends of the worm shaft 76, and a screw 77 is formed at a constant interval between the gears 75 and 60, and the link arm 78 is screwed together. The link arm 78 is moved in the axial direction by forward / reverse rotation of the worm shaft 76, and the link arm 78 is also rotated integrally at the moving end. By rotating the link arm 78, the link arm 80 is interlocked with the base of the lock lever 62 via the link rod 79, and the lock lever 62 is engaged with the inclined surface 64 of the engagement protrusion 63. Rotate to disengage.
[0018]
The driving time of the motor M2 may be configured to control the tightening of the lock lever 62 to the engaging protrusion 63 with a fixed time using a timer relay.
In FIG. 12, the difference from the above example is the circuit configuration of the switch board 67 for moving the horizontal cereal auger 20 in the vertical and horizontal directions by driving the electric motors M3 and M4, and switches SW1 to SW4 for each direction operation. The fixed resistors R1 to R4 are provided between these circuits and connected to the microcomputer COM by a harness 68. The operating direction of the horizontal grain auger 20 is identified by the resistance difference of each pressed switch, and the output motor and the driving direction of this motor are selected.
[0019]
A motor M4 for turning the horizontal grain auger 20 together with the vertical grain auger 19 in the left and right directions transmits a pinion gear 71 via a worm gear 69 and a worm wheel gear 70, and this pinion gear 71 is transmitted to the vertical grain auger 19. It is the structure which carries out turning transmission by meshing | engaging with the ring gear 72 of a lower end. When the motor M4 is stopped, the motor can be stabilized without rotating the grain augers 19 and 20 side.
[0020]
The horizontal grain auger 20 is rotated up and down by the drive of the geared motor M3 with respect to the upper end of the vertical grain auger 19.
[Brief description of the drawings]
FIG. 1 is a perspective view of an electric motor mounting portion.
FIG. 2 is a plan view of a combine.
FIG. 3 is a side view thereof.
FIG. 4 is a plan view of a threshing auger transmission unit.
FIG. 5 is a perspective view of a part thereof.
FIG. 6 is a front view of a threshing device unit.
FIG. 7 is a plan view of a threshing auger portion.
FIG. 8 is a plan view and a front view of the partial auger receiving portion.
FIG. 9 is a plan view and a front view of an auger folding unit.
FIG. 10 is a plan view of an auger folding unit.
FIG. 11 is a perspective view showing the operation.
FIG. 12 is an operation switch circuit diagram of the horizontal grain auger section.
[Explanation of symbols]
1 Glen tank 3 Car body 4 Threshing device
19 vertical threshing auger
20 horizontal threshing augers
39 hinges
40 end auger
41 auger
44 ribs
45 sub augers
51 ring metal
52 ring metal
60 worm gear
62 lock lever
63 engagement protrusion
64 inclined surfaces
75 worm wheel gear
76 worm shaft
77 to screw
78 link arm
79 link rod
M2 electric motor

Claims (1)

A vertical threshing auger (19) is pivotably provided on the rear side of the grain tank (1) mounted on the vehicle body (3), and a horizontal threshing auger (20) is vertically moved at the upper end of the vertical threshing auger (19). The end auger (40) is provided at the front end side of the horizontal cereal auger (20) so that the end auger (40) is pivoted horizontally around the hinge (39) and can be folded. ) Is supported by a Y-shaped auger receiver (41) provided on the frame of the threshing device (4) mounted on the vehicle body (3), while the horizontal threshing auger (20) A sub auger receiver (45) is attached to the lateral side of the rib (44) to be formed, and the end auger (40) rotating around the hinge (39) by opening the outside of the sub auger receiver (45) is received. The end auger (40) hinge (3 ) It is constructed so that folding around is performed via a worm gear (60) driven by an electric motor (M2), and a worm wheel gear (75) and the worm gear (60) are arranged at both ends of the worm shaft (76). Are integrally formed, a screw (77) portion is formed in a space portion between the worm wheel gear (75) and the worm gear (60) on the worm shaft (76), and a link arm (78) is formed on the screw (77) portion. ) And the link arm (78) is configured to move in the axial direction by forward and reverse rotation of the worm shaft (76), and when the link arm (78) reaches the moving end in the axial direction, The link arm (78) is configured to rotate integrally with the worm shaft (76), and the link arm (78) at the moving end is rotated via the link rod (79). By rotating the lock lever (62), the inclined surface (63) of the engaging protrusion (63) integrated with the ring metal (52) provided at the joint end on the end auger (40) side is provided. 64), the ring metal (52) on the end auger (40) side can be tightened to the ring metal (51) side provided at the joining end on the side grain auger (20) side. Konbai down you characterized by being configured so.

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