KR20140006591A - Combine - Google Patents

Abstract

Disclosed is a combine. The combine according to an embodiment of the present invention comprises a body and a mowing part installed to be elevated on the front thereof, wherein the mowing part includes multiple erecting units arranged at the left and the right side thereof in parallel, and a conveying unit arranged at the rear side thereof. The partial erecting unit of the erecting units is opened in a downward hinged way based on a hinge connecting part at the bottom thereof so that the conveying unit arranged at the rear side thereof is easily inspected and maintained.

Description

Combine {Combine}

The present invention relates to a combine, and in particular, the standing device constituting the harvesting portion is opened and closed in a downward opening, and thus can be easily inspected and maintained for components, such as the conveying device disposed behind the standing device. It is about a combine.

An efficient agricultural work tool that processes cutting, threshing, screening, and straw treatment of rice, barley, etc. at once while moving is called a jabal-type combine. The self-retaining combine combines a plurality of crop roots standing in a predetermined posture by means of a standing device, and cuts them while feeding them parallel to the threshing container while mechanically holding the lower part of the crop stem cut through the conveying device. Only the spikes are to be poured into the pot.

The conveying device for implementing the confluent conveying path of the crop stem in the self-dealing combine is located in the rear portion of the standing device constituting the harvesting portion. Therefore, there was a structural difficulty in removing crop stems caught in the conveying device or performing general inspection and maintenance work on the harvesting section. Japanese Laid-Open Patent Publication No. 2004-81006 discloses a combine that allows lifting and swinging of a central portion of a plurality of standing apparatuses inclined in parallel to a cutting front face.

The combine disclosed in the above Japanese Patent Laid-Open Document allows a jam removing operation or a check or maintenance operation to be carried out to be easily performed through a wide open space secured by lifting of a standing device. This structure of lifting up the standing device is useful for carrying out inspection and maintenance of the harvesting section, including the conveying path of the crop stem, but it is troublesome to operate because each lifting device is lifted up by one. .

A technique for eliminating the operational inconvenience in the combine disclosed in the Japanese prior patent document has been proposed through the Republic of Korea Patent No. 0688365. The technology disclosed in the Republic of Korea Patent No. 0688365 is implemented so that the lifting oscillation is possible by uniting a plurality of standing devices that are adjacent to each other except the standing devices disposed at the outermost left and right sides of the plurality of standing devices forming the harvesting unit. It is characterized by one.

However, in order to implement the stand-up device in a lifted form as disclosed in the Republic of Korea and the above-mentioned Japanese prior patent document, an expensive counter case having a structure divided in the longitudinal direction is required, In order to prevent the counter-rotation of the counter shaft, there is a disadvantage in that the configuration is complicated, such as a part intervening to transmit the rotational power to the gear linkage only in one direction.

Japanese Patent Publication No. 2004-81006 Republic of Korea Patent No. 10-0688365

The problem to be solved by the present invention is to be able to avoid the complicated configuration of the mowing part in the implementation of a case type open structure that can be easily maintained, repaired for the conveying device.

As a means of solving the problem, the present invention is a combine, the harvesting unit is provided so as to be able to lift in front of the body, the harvesting unit includes a plurality of standing devices arranged in parallel to the left and right, and the conveying device arranged behind the standing device, Some stand-up devices of the device provide a combine, characterized in that the opening and closing downwards relative to the hinge connection at the bottom thereof.

In the embodiment of the present invention, the standing device has a lug for standing grain in a chain wound over an upper drive sprocket, a tension wheel on the side of the drive sprocket, and a lower idle wheel, which is unfolded with respect to the ascending direction of the chain. It is pivotally mounted over a predetermined interval so as to be possible, and branch drive shaft ends branched downward from the counter shaft horizontally disposed above the rear surface of the driving sprocket and the standing device are respectively capable of power transmission when the standing device is closed after opening. Interlocking transmission means may be provided.

At this time, the transmission means may be a pair of dog gear having a concave-convex engaging surface that can be engaged with each other on the surface facing each other.

In addition, the hinge connection portion may be provided on a dichotomy frame having a dichotomy board at a distal end disposed at the forefront of a combine adjacent to the ground.

In an embodiment of the present invention, the standing device may be a configuration in which two or more pairs are opened in a downward opening type integrally.

The locking means for detachably restraining the upper free end of the standing device may be installed at the upper free end of the standing device and the branch drive shaft case corresponding to the free end when the standing device is in the closed position. have.

The combine according to the present invention has a structure in which the standing device constituting the harvesting portion is opened in a downward opening and closing manner, thereby avoiding a complicated structure in implementing a case opening-type open structure that is easy to maintain and repair the conveying device. Can be. In other words, a multi-segment counter case or a separate part for preventing counter-rotation of the counter shaft, which is conventionally adopted in the lifting open type, is not required, so that the structure can be simplified, and cost reduction and productivity improvement can also be expected.

1 is a perspective view of a combine according to an embodiment of the present invention.
2 is a right side view of the combine according to FIG. 1.
3 is a left side view of the combine according to FIG. 1;
Figure 4 is a perspective view of the harvesting portion applied to the combine according to the present invention.
5 is a front view of the harvesting unit shown in FIG.
6 is a view showing a state in which the standing device of the harvesting unit shown in FIG. 4 is opened.
7 is a side view according to FIG. 6;
8 is an enlarged view illustrating an enlarged view of a state in which the standing device is electrically connected to the branch drive shaft before opening the standing device of the harvesting unit.
FIG. 9 is a side sectional view of a main part shown in FIG. 8; FIG.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the description of the present invention, a detailed description of known configurations will be omitted, and a detailed description of configurations that may unnecessarily obscure the gist of the present invention will be omitted.

1 is a perspective view of a combine according to an embodiment of the present invention, Figure 2 is a right side view of the combine according to FIG. 3 is a left side view of the combine according to FIG. 1. The overall configuration of the combine according to the present invention will be described first with reference to these drawings.

1 to 3, the combine according to the present embodiment has a configuration in which a harvesting unit 3 for cutting a crop in front of the base 1 is provided to be liftable. The gas 1 has a tracked running wheel 2, and the crop cut by the harvesting part 3 is a threshing apparatus located behind the gas side through the supply chain 40 installed along one side (right side) of the gas. It is returned to (not shown). In the threshing apparatus, threshing with respect to the ear of a crop is performed.

Crop ear after threshing is conveyed to the sorting apparatus (not shown) arrange | positioned under a threshing apparatus. Through the sorting device, the hell and straw contained in the ear are filtered out. Among them, the picked-up ear is conveyed to the grain tank 5 provided inside the other side of the gas, and temporarily stored and discharged out of the gas 10 through an auger 6. The gas operation is performed through various lever operations installed in the gas operation unit 7 or the driver's seat.

Reference numeral 8 denotes a cabin for enclosing and protecting the gas operation unit to enable operation without affecting the external environment, to improve quietness, and to perform gas operation in a more comfortable environment. It is noted that such a cabin is not necessarily included in the combine component according to the embodiment of the present invention because it may or may not be applied according to the specifications of the combine.

The harvesting unit 3 is connected to the body to be lifted and lowered through the harvesting unit frame 32 inclined downward toward the front as shown in FIG. 2. Specifically, the harvesting frame 32 is pivotally connected in an up and down lifting direction about a support point P along a gas width direction on an upper portion of a support vertically installed at the tip of the body, and an example centering on the support point P. The lifting and lowering of the mounting part 3 is performed by a hydraulic cylinder (not shown in the drawing) that supports the intermediate part of the harvesting part frame 32.

Figure 4 shows the harvesting portion applied to the combine according to the present invention, Figure 5 is a front view of the harvesting portion shown in FIG. With reference to this, a look at the configuration of the harvesting section applied in the present embodiment, but the description of the harvesting section configuration of the five-row cutting specifications formed of five standing devices for pulling up the stem of the grain before the cutting to the gas side as shown in the drawings Shall be.

4 to 5, the harvesting unit 30 is provided at the bottom of the harvesting means (not shown, the same as in the prior art) for cutting the grain to be harvested. The mowing means consists of two mowing blades (same as conventional) with opposite operating directions. The two cutting blades are in close contact with each other up and down, and the grain stems are cut while swinging in opposite directions with respect to the left and right width directions, and the five cutting blades are pulled in a predetermined cutting position suitable for cutting the grain stems before cutting. The standing device 30 is installed to be inclined to the front of the harvesting unit 30.

At the rear of the standing apparatus 30, a conveying apparatus (not shown) is provided which functions to convey the grain, which is neatly cut to a predetermined height, through the harvesting means to the threshing apparatus. In addition, in the lower part of the standing device 30, a plurality of dividing plates 34 are disposed at the front of the combine adjacent to the ground to separate the rows of grain to be harvested at intervals. At this time, each dichroic plate 34 is installed to be inclined upward as shown in the front end of each of the dichroic frame 33 constituting the skeleton of the harvesting portion (3).

The conveying apparatus is the same as the conveying apparatus of the above-mentioned prior document. Therefore, the detailed illustration of the configuration is omitted. In brief, the conveying device includes a conveying belt that collects the middle part of the cut grain stem lightly, a spline-type rotating body that collects and conveys the cut bottom of the cut grain stem, and a grain stem divided into a plurality of groups to be conveyed. And a second conveying device for conveying the collected grains to the threshing device side.

The standing device 30 located in front of the harvesting unit 3 is arranged in parallel to the left and right at regular intervals. The standing device 30 is, as shown in the leftmost standing device 305 with the case removed in FIG. 4, the upper drive sprocket 300, the tension wheel 310 on the side of the drive sprocket 300, and the lower side. Lug 340 for standing grain in the chain 330 wound over the idle wheel 320 of the has a pivot-mounted configuration over a predetermined interval so as to be unfoldable with respect to the ascending direction of the chain 330.

The lug 340 is paired with the lug 340 of the neighboring standing device 30 or in the direction of lifting the grain stem in an independent manner (a standing rug in the middle of a five-piece specification having five standing devices). The driving sprocket 300 is branched from the counter shaft 36 corresponding to the main shaft horizontally disposed above the standing device 30 through the transmission means (to be described later) and the branch drive shaft 37 installed on the rear surface thereof. Rotate under power.

The transmission structure in which the driving sprocket 300 rotates by receiving the branched power from the counter shaft 36 will be described in more detail with reference to FIGS. 8 to 9.

6 is a view showing a state in which the standing device shown in FIG. 4 is opened in a downward opening and closing manner, and FIG. 7 is a side view according to FIG. 6.

6 to 7, some of the five standing apparatus 30 is opened in a downward opening and closing manner as shown by the arrow in the drawing based on the hinge connection portion (H) at the bottom thereof. Therefore, when the grain is caught in the conveying device and the part of the standing device 30 is opened as shown in the drawing in checking or maintaining the conveying device, the opening device 30 is secured by the opening without disassembling the combination of the standing device 30. The work can be easily done through a large open space.

In the implementation of the structure in which the standing device 30 is opened and closed downward, the hinge connection portion H, which is the rotation center, is provided on the above-described dichroic frame 33. Preferably, as shown in the figure, the movable hinge bracket (HB2) extending from the bottom of the standing device (30) to the fixed hinge bracket (HB1) on the dividing frame (33) is rotatably coupled via the hinge axis (HS). It can be a configuration. However, the present invention is not limited thereto.

In the embodiment of the present invention, the standing device 30 may be opened by opening and closing integrally two or more in a pair as shown in the figure. In the case of the five-row combine illustrated in the drawing, when the standing device 30-1 located at the outermost right side is named as the standing device No. 1, the standing device No. 30-2 and the standing device No. 3 (30- 3) can be opened by opening and closing together. In the case of six pairs of six standing devices 30, the second and third, four and five standing devices can be opened in pairs.

FIG. 8 is an enlarged view illustrating main parts in which the standing device is electrically connected to the branch drive shaft before opening the standing device of the harvesting unit, and FIG. 9 is a side sectional view of the main part shown in FIG. 8.

Referring to FIGS. 8 to 9, as briefly mentioned above, the transmission means 35 may be electrically coupled to the rear surface of the driving sprocket 300 constituting the standing device 30 and the end of the branch drive shaft 37 so as to transmit power. This is the device. The branch drive shaft 37 is electrically connected to the counter shaft 36 horizontally disposed above the standing device 30 via a bevel gear, and the counter shaft 36 opens the inside of the harvesting frame 32 described above. It is electrically connected to a driving shaft (not shown) via which power is provided.

The transmission means 35 may be advantageously structured to be mutually engaged with each other so as to transmit power in the state in which the standing device 30 is closed and separated from each other when the standing device 30 is opened as shown in FIGS. 6 to 7. Preferably, it may be a pair of dog gears 35a and 35b having concave-convex engaging surfaces that can engage with each other as shown in FIG. 8. Of course, the present invention is not limited thereto, and a pair of friction plates in which friction surfaces are formed on mutually contacting surfaces is also applicable.

The locking means 38 is installed to prevent the standing device 30 from being opened arbitrarily during the operation when the standing device 30 is in the closed position. Preferably, as shown in FIG. 9, the locking means 38 is located at a position corresponding to the free end when the locking pin 38a is installed at the upper free end of the standing device 30 and the standing device 30 is in the closed position. By being composed of a hook-shaped hook 38b that can be rotated, the upper free end of the standing device 30 can be detachably restrained.

Of course, the locking means 38 is also not limited to the configuration illustrated in the drawings. In other words, any known configuration capable of restraining the upper free end of the standing device 30 which is opened in a downward opening and closing manner through a simple detachment operation of the user or releasing the restraint state may be applied without particular limitation. Therefore, if the standing device 30 adopts a variety of removable locking means 38 known in the structure that is opened by opening and closing downwards, it can be included in the scope of the present invention.

The combine according to the present invention as described above has a structure in which the standing device constituting the harvesting portion is opened by opening and closing downward, and thus the structure becomes complicated in implementing a case opening-type open structure that is easy to maintain and repair the conveying device. Can be avoided. In other words, a multi-segment counter case or a separate part for preventing counter-rotation of the counter shaft, which is conventionally adopted in the lifting open type, is not required, so that the structure can be simplified, and cost reduction and productivity can be expected.

In the foregoing detailed description of the present invention, only specific embodiments thereof have been described. It is to be understood, however, that the invention is not to be limited to the specific forms thereof, which are to be considered as being limited to the specific embodiments, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims. .

3: mowing part 10: support stand
30: standing device 32: harvesting frame
33: minute and second frame 34: minute edition
35: transmission means 36: counter shaft
37: branch drive shaft 38: locking means
H: Hinge connection P: Support point

Claims (6)

Combine is a harvester equipped to be able to lift in front of the aircraft,
The harvesting unit includes a plurality of standing devices arranged in parallel to the left and right, and a conveying device arranged behind the standing device,
Combine, characterized in that some of the standing device is opened by opening and closing downward based on the hinge connection of the bottom.
The method of claim 1,
The standing device pivots over a predetermined interval so that a lug for standing grain in the chain wound over the upper drive sprocket, the tension wheel on the side of the drive sprocket, and the idle idle wheel can be unfolded in the ascending direction of the chain. Has a mounted configuration,
And a transmission means which is interlocked with each other to enable power transmission when the standing drive unit is closed after opening, respectively, at a branch drive shaft end branched downward from the counter shaft horizontally disposed above the rear surface of the drive sprocket and the standing device.
3. The method of claim 2,
The transmission means is a combine, characterized in that the pair of dog gear having a concave-convex engaging surface that can engage with each other on the surface facing each other.
The method of claim 1,
Combines characterized in that the hinge connection portion is provided on the grass dividing frame is supported on the tip of the dividing plate for dividing the rows of grain.
The method according to any one of claims 1 to 4,
The standing device is a combine, characterized in that two or more in combination to form a downward opening and closing integrally.
The method of claim 5, wherein
A locking means for detachably restraining the upper free end of the standing device is installed at the upper free end of the standing device and the branch drive shaft case at a position corresponding to the free end when the standing device is in the closed position. Combine.

Images