JPH05207815A - Thresher in agricultural combine - Google Patents

Abstract

PURPOSE:To constitute a supporting member of holding a grain lifting and transporting spiral cylinder of discharging grain tank of thresher in a combine when the cylinder is not used and laid. CONSTITUTION:A grain lifting and transporting spiral cylinder 18 is fixed rotatably around its shaft center, the top, the middle and the bottom parts of the transporting spiral are connected with a flexible shaft, the grain lifting and transporting spiral cylinder 18 is made bendable at the flexible part and a grain discharge outlet part 22 at the end of the grain lifting and transporting spiral cylinder 18 can be set at a rotation position at proper height. In the constitution, a frame 5 at a driver's seat side and a rotary supporting metal 24 of rotatably holding the outside face of a thresher 1 and the grain lifting and transporting spiral cylinder 18 in an upright state are arranged by laying a connecting frame member 23 in the longitudinal direction and attached to the side of the thresher 1 and a supporting member 41 of holding the grain lifting and transporting spiral cylinder 18 during its nonuse is fixed to the connecting frame member 23 to give a thresher in an agricultural combine.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a thresher used in agricultural combine harvesters, and more particularly, to an increase in strength constituting a support for supporting a fried grain transfer spiral cylinder as a discharge ogre of the grain tank. It is related to the structure.

[0002]

2. Description of the Related Art In recent years, grains discharged from a thresher mounted on a large agricultural combine are temporarily stored in a Glen tank and then discharged to a proper place outside the tank by a discharge auger. It has become. However, this lifted grain transfer spiral cylinder for discharging grains has a structure in which the upper part rotates and moves up and down, and when not in use, it is necessary to deposit its heavy weight on a support provided on the thresher side. .. However, conventionally,
This support was simply attached to the roof of the thresher, or a special support was provided from the vehicle body side.

[0003]

In the conventional structure, the threshing machine is overloaded and the threshing machine is damaged, or the threshing machine is damaged.
There is a drawback that the cost is increased by providing a special support.

[0004]

SUMMARY OF THE INVENTION The present invention is a thresher 1 mounted on a traveling vehicle body 2 having a reaping device mounted on the front side thereof in order to solve the above-mentioned problems of the conventional device. The grain culm supply port of the threshing machine 1 is arranged on the front side, the driver's seat 3 is arranged on one side of the front side of the threshing machine 1, and the threshed first kernel is accommodated on the rear side of the driver's seat 3. A Glen tank 9 for accumulating is provided, and a transfer conveyor 10 for taking out the grains contained in the Glen tank 9 is provided at the bottom of the Glen tank 9.
The end of the transfer conveyor is located outside the Glen tank 9, and the fried grain transfer spiral 18a in the standing state is provided at the end of the transfer conveyor.
And the transfer spiral cylinder 18 is rotatably provided around its axis, and the upper and lower intermediate portions of the transfer spiral 18a are connected by a bendable shaft so that the transfer spiral cylinder 18 can be bent by the bending portion. In a structure that can be bent, and in which the grain discharge port at the end of the transfer spiral cylinder can be set to a rotation position of an appropriate vertical height,
The connecting frame 23 is provided in the front-rear direction with the driver's seat side frame 5, the outer side surface of the thresher 1 and a rotating support metal 24 for rotatably supporting the transfer spiral cylinder 18 in an upright state. And a support 41 for supporting the transfer spiral cylinder 18 when not in use is attached to the side surface of the threshing machine and the threshing machine in an agricultural combine harvester.

[0005]

1 is a threshing machine main body, which is vertically mounted on the right side of a traveling vehicle body 2 when the combine is viewed from the front. That is, in the self-removing combine, the feed chain is mounted on the outer right side in the vertical direction and the handle shaft is arranged in the front-rear direction. A mowing device (not shown) is attached to the front side of the vehicle body 2 so as to be able to move up and down. Further, a driver's seat 3 is arranged on the rear side of the reaping device and on the left side of the threshing device 1 so that the aircraft can be operated. 4 is a seat. Further, an engine (not shown) is provided below the seat 4. Reference numeral 5 denotes a driver's seat side frame which is erected on the rear portion of the driver's seat 3. Reference numeral 6 indicates a traveling crawler.

Reference numeral 7 denotes a fried grain spiral cylinder, and 8 denotes a second reduction transfer spiral cylinder. Both of these spiral cylinders 7 and 8 are on the left side of the threshing machine 1 when viewed from the front, and the former is the first spiral,
The latter is connected to the second spiral. Then, the grain is discharged from the fried grain spiral cylinder 7 to a grain tank 9 described later, and the discharge portion on the leading end side of the transfer spiral cylinder is communicated with the handling chamber of the thresher 1.

The above-mentioned Glen tank 9 is mounted on the upper part of the vehicle body 2 behind the driver's seat 3 on the left side of the thresher 1 when viewed from the front, and is configured to be rotatable in a plan view around a rear fulcrum described later. The rear of the engine and the side of the threshing machine can be opened to facilitate maintenance. A grain transfer conveyor 10 is provided in the front-rear direction on the inner bottom surface of the grain tank 9. 11 is the conveyor 10
2 shows a transmission pulley that performs the transmission of. In the embodiment, the conveyor 10 is a transfer spiral 10a.

A trumpet tube 12 is attached to the outside of the grain discharge port (a) of the grain tank 9. Reference numeral 13 denotes a grain inheriting metal cylinder that also serves as a transmission, and the transfer spiral 10 is provided.
The transmission shaft 15 is attached to the tip side of the spiral body 14 connected to the shaft of a.
And a pair of bevel gears 17a, 17b are provided between the vertical axis 16 and the vertical axis 16 which intersects with the vertical axis.
And, these transmission support shafts are rotatably arranged as bearings.

Reference numeral 18 is a lifted grain transfer spiral cylinder, which is the metal cylinder 1
A transfer spiral 18a that is fitted into the upper mouth side of 3 and is rotatably provided, and that is connected to the vertical axis 16 and is transmission-rotated, is installed in the cylinder 18. Reference numeral 19 denotes a gear for rotating the fried grain transfer spiral cylinder 18, which is configured so that the cylinder 18 can be arbitrarily stopped by meshing with a rotating gear by a motor 20.

Reference numeral 21 denotes a bending portion, which is the fried grain transfer spiral cylinder 18
Is configured to be refracted together with the internal spiral 18a. Reference numeral 22 is a grain discharge port provided on the tip side of the fried grain transfer spiral cylinder 18. The intervals between the spiral gutter bottom (b) of the transfer spiral 10 of the transfer conveyor 10, the bottom (c) of the trumpet cylinder 12 and the respective spiral edges acting on the bottom (d) of the grain inheriting metal cylinder 13 are Making the gaps substantially the same facilitates grain transfer and improves performance.

The outer end surface of the trumpet cylinder 12 and the metal cylinder 1
3 and 3 are in a joined state in which they can be rotated and removed in a plan view,
The transmission of the internal spiral body also has a rotationally removable clutch configuration. Reference numeral 23 denotes a connecting frame body, which is fixed to the threshing machine 1 so as to stick to the left outer surface of the threshing machine 1 in a front view and serves as a strength member of the thresher. And this frame 23
Is fixed to the driver's seat side frame 5, and the rear end is connected to a rotation support metal 24 which rotatably supports the upper and lower intermediate portions of the fried helix cylinder 18, and further this metal 24 Is connected to a column 25 standing on the vehicle body 2. Two
Reference numeral 6 denotes an auxiliary column having the rear end of the connecting frame 23 bent outward and supporting the bent front end side. The connecting frame 23 is provided in a form running vertically between the threshing machine 1 and the grain tank 9 and is attached to the outer surface of the threshing machine.

Reference numeral 27 denotes a fulcrum shaft for rotating the Glen tank 9, which is fixed to a bracket 28 protruding from the column 25 and is rotatable by inserting a hole formed in the fixed bracket 29 on the Glen tank 9 side. .. 30 is a hydraulic system,
It is a hydraulic cylinder that causes the upper part of the fried helix cylinder 18 to be bent and operated.

Reference numeral 31 is an example of a fixing device for the Glen tank 9. The front wall of the Glen tank 9 is provided with an arm 32 which supports the middle of the left and right at a pivot point (e).
A stopper pin 34, which is elastically held by a spring 33 downwardly, is pivotally connected to the outer tip side of 2, and a stopper hook 36 is pivotally attached to the Glen tank 9 via a rod 35 inside the other end. It is linked and linked. A stopper 37 that engages with the stopper pin 34 is provided on the upper surface of the vehicle body 2, and a stopper shaft 38 that engages with the hook 36 is attached to the side surface of the thresher 1. The stopper-3
7 has an inclined upper surface, and when the Glen tank 9 is rotated around the fulcrum shaft 27 and pushed toward the thresher 1, the pin 34 slides on the inclined surface without resistance and the inner step is formed. It falls into the part and the stopper is applied,
At this time, the hooks 36 also rotate at the same time and the stopper shaft 38
Is adapted to engage with.

39 is a handle, 40 is a stopper pin 3
4 is a bracket having 4 vertical regulation slide holes. Four
1 is a support body that supports the tip end side of the fried grain transfer spiral cylinder 18,
Support metal 4 fixed vertically to the connecting frame 23 and extending vertically
The base side is inserted into 2 and is attached to the upper part of a support shaft 41a that can be adjusted up and down. Reference numeral 43 is an adjustment hole formed in the support shaft 41a, and 44 is an adjustment pin that penetrates the metal 42 and is inserted into the hole 43.

According to the configuration of the above example, the support 41 for supporting the bent front end side of the lifted grain transfer spiral cylinder 18 which is an ogre for taking out the grain from the grain tank 9 to the outside of the tank is the reinforcing member of the threshing machine 1. Is supported from the side of the connecting body 23 that is negative,
Moreover, the base side of the connecting body 23 is the driver side frame 5
In addition, the end side is the rotation supporting metal 2 of the fried helix cylinder 18.
Because it is connected to 4, it is extremely strong, and moreover,
The necessary members can be connected together to form an ideal framework, which can greatly contribute to increasing the strength of the threshing machine 1, and the load of the lifting grain transfer spiral cylinder 18 need not be supported only by the threshing machine itself.

The grain inside the grain tank 9 is freely rotated up and down by the operation of the hydraulic device 30 so that the tip end side of the lifted grain transfer spiral cylinder 18 is freely selected and the height is selected by the motor 20. It can be rotated and discharged at a freely rotated position in plan view.

[0017]

According to the present invention, the connecting body 23 is connected to the driver side frame 5, the threshing machine 1, and the vertically rotating support metal 24 of the lifting grain transfer spiral cylinder 18 so that the threshing machine 1 can be operated. It becomes a strength member, which serves as a member for attaching the support body 41 for receiving the tip end side of the very heavy fried grain transfer spiral cylinder 18, so that the threshing machine itself does not receive an excessive load, and the threshing machine 1 is damaged. It doesn't.

[Brief description of drawings]

FIG. 1 is a side view showing a main part of a combine.

FIG. 2 is a sectional view of a main part

FIG. 3 is a side view of the main part.

FIG. 4 is a front view of the main part of FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Thresher 2 Car body 3 Driver's seat 5 Driver's side frame 9 Glen tank 10 Transfer conveyor 10a Transfer spiral 18 Lifting grain transfer spiral cylinder 18a Lifting grain transfer spiral 23 Connection frame 24 Rotating support metal 41 Support

Claims (1)

[Claims] 1. A thresher 1 to be mounted on a traveling vehicle body 2 having a cutting device mounted on the front side, wherein a grain culm supply port of the thresher 1 is arranged on the front side, and one side on the front side of the thresher 1 is provided. The driver's seat 3 is arranged, a grain tank 9 for accommodating and storing the first threshed grain is provided on the rear side of the driver's seat 3, and a transfer conveyor 10 for taking out the grain accommodated in the grain tank 9 is provided.
Is provided at the bottom of the Glen tank 9, the end side of the transfer conveyor is located outside the Glen tank 9, and the fried grain transfer spiral 18a in the standing state is connected to the end of the transfer tank, and the transfer spiral cylinder 18 is The transfer spiral 18a is rotatably provided, and the upper and lower intermediate portions of the transfer spiral 18a are connected by a refractable shaft so that the transfer spiral cylinder 18 can be bent by the bending portion.
In the case where the grain discharge port at the end of the transfer spiral cylinder can be set to a pivotal position of an appropriate vertical height, the driver side frame
The transfer spiral cylinder 1 standing upright with the outer side surface of the thresher 5 and the thresher 1.
A rotation supporting metal 24 for rotatably supporting 8 is attached to the side surface of the thresher with the connection frame 23 arranged in the front-rear direction, and the transfer spiral cylinder 18 is not attached to the connection frame 23 when not in use. A thresher in an agricultural combine harvester, which is provided with a support 41 for supporting.