JP4046711B2 - Harvesting machine - Google Patents

Description

  The present invention relates to a harvesting machine in which a self-propelled airframe is provided with a boarding type driving unit, and a pre-harvest processing unit is provided in front of the self-propelled airframe.

  Conventionally, as shown in Patent Document 1, there has been one in which a headlamp 28 is incorporated in an elevating device 20. Further, as shown in Patent Document 2, there is a lamp in which a headlamp 6 is provided on the front surface of a driving unit 6 and a work lamp 8 is provided above the headlamp 6 so as to be turnable in the left and right directions.

Japanese Utility Model Publication No. 59-122944 (page 3, Fig. 2-4)

Japanese Utility Model Publication No. 62-175835 (pages 3, 4 and 1-4)

When the technique shown in Patent Document 1 is adopted so that the front in the traveling direction can be illuminated, the laterally outer side of the pre-harvest processing unit is not easily illuminated by the headlamp, and the pre-harvest processing unit is uncut crops. It was difficult to perform night work, such as difficult to align with.
When the technique disclosed in Patent Document 2 is adopted, there is a problem that light does not easily reach uncut crops due to a pre-harvest processing unit and the like that are located between the work light and the uncut ground. In particular, there was a problem that it was difficult for light to reach near the stock of uncut crops.

An object of the present invention is to provide a harvesting machine which can with can be provided in the protective easily state headlamp from or damage to illuminate the yo utilizing headlamp good.

This In the first invention, the operation portion of the riding type provided on self-propelled vehicle body, in a harvester in which a harvesting preprocessing unit to the front of its own run fuselage, the pre-harvest processing unit, Pick nails cause And a stalk raising device that is caused to rise and move from the case to the side of the self-propelled aircraft, and a lateral cover is provided on the lateral outer side of the stalk raising device. At the corner formed by the front plate portion and the side plate portion of the horizontal cover, a headlamp assembly recess that opens toward the front of the self-propelled aircraft and toward the lateral outer side of the self-propelled aircraft is provided, and on the lateral outer side of the pre-harvest processing unit. A headlamp for irradiating the tip of the weeding tool located is provided in the headlamp assembly recess.
In this 2nd invention, it is comprised in the structure of this 1st invention so that a headlamp irradiates the front of a weeding implement.
According to the third aspect of the invention, in the configuration of the first or second aspect of the invention, the headlamp is configured to irradiate the laterally outer side of the weeding tool.

That is, since the headlamp is provided in the headlamp assembly recess at the corner of the horizontal cover , the headlamp is prevented or prevented from protruding outward from the lateral cover having the headlamp assembly recess. Can be equipped with headlamps.
Because those headlamp assembly recess corners of the lateral cover is opened to the own run fuselage forward facing and self-propelled vehicle body lateral outward, the headlamp lighting Shinano ahead of pre-harvest processing unit al, headlamp Can illuminate the vicinity of the lateral outside of the pre-harvest processing section.

Therefore, according to the first , second, and third inventions , the pre-harvest treatment can be performed while protecting the headlamp from being easily damaged by eliminating or suppressing the protrusion of the headlamp to the outside. in addition to the front parts, near the lateral outer side of pre-harvest processing unit is also bright irradiation by the headlight, with the processing unit before harvesting at night can work with easily aligned crop, headlamps The lamp can also be used as a work lamp and can be advantageously obtained in terms of structure and economy.

In the present fourth invention, in any one of the configurations of the present first to third invention, headlight bulb is supported by the posture of the self-propelled vehicle body lateral outward.

  That is, because of the lateral outward posture of the bulb, the vicinity of the lateral outside of the pre-harvest processing unit is better illuminated by the headlamp.

Therefore, according to the fourth aspect of the present invention , it is possible to advantageously obtain a state in which the vicinity of the lateral outer side of the pre-harvest processing unit is well illuminated and is easy to work at night using the headlamp.

In the fifth aspect of the present invention, in any one of the first to fourth aspects of the present invention, the headlamp is raised and disposed in a state of being located on the rear side of the self-propelled aircraft from the front surface of the case. .

That is, there is a case where a forced weeding device is attached to the front side of the stem raising device. In this case, when the forced weeding device is raised and becomes as close as possible to the front of the case, weeding and raising in a state where processing troubles such as cutting of planted stems are difficult to occur. Can be processed. The headlamps are raised at the corners of the side cover and are located behind the front of the case, so that the headlamps are less likely to interfere with installation and cause the forced weeding device. However, it becomes easy to attach the front side of the case as close as possible.

Therefore, according to the fifth aspect of the present invention , the headlamp is provided at the corner of the horizontal cover, but the forced weeding device is mounted in an advantageous state and the pedicle is not easily damaged. Harvesting can be done while.

Embodiments of the present invention will be described below with reference to the drawings.
As shown in FIGS. 1 and 2, a riding-type driving unit 3 equipped with a driver's seat 2 and the like on the front portion on one side in the lateral direction of the self-propelled aircraft that is self-propelled by the crawler traveling device 1, and driving the driving unit the engine is equipped located below the seat 2 is provided, at a front portion of the body frame 4 of the self-propelled body, connecting the base of the pre-processing unit the frame body 11 of the pre-processing unit 10 rotatably cutting At the same time, the lift cylinder 5 is interlocked with the pretreatment unit frame main body 11, and the threshing device 6 and the grain tank 7 are provided on the rear side of the machine body frame 4 to constitute a combine for harvesting rice, wheat and the like. .

  That is, when the lift cylinder 5 is expanded and contracted, the lift cylinder 5 swings the preprocessing unit frame main body 11 up and down with respect to the body frame 4, and the cutting preprocessing unit 10 is moved to the weeding tool 12, the cutting device 14, and the like. The self-propelled body is swung up and down in a descending work state in which the tool is positioned near the ground and a lifting non-working state in which the separation tool 12 and the like are elevated from above the ground. When the pre-cutting processing unit 10 is in the descending work state and the self-propelled machine body is caused to travel, the pre-cutting processing unit 10 uses the plurality of weed tools 12 arranged in the lateral direction of the self-propelled machine body as a target for cutting the planted cereal culm. A device for splitting a non-harvesting target and raising a planted culm to be harvested into a stem R and introducing the planted culm from each weeding tool 12 to a stalk 13 and the reaping process by one of the reaping devices 14, the reaped cereals from the reaping device 14 are conveyed by the feeding device 15 toward the rear of the machine body, and are fed to the start end of the threshing feed chain 6 a of the threshing device 6. Supply. The threshing device 6 supplies the tip side to a handling room (not shown) while squeezing and conveying the stock side of the harvested cereal rice cake to the rear side of the machine body by the threshing feed chain 6a and threshing it. The grain tank 7 collects and stores the threshing grains from the threshing device 6.

The pre-cutting processing unit 10 will be described in more detail. The pre-cutting processing unit 10 is configured as shown in FIGS.
That is, the pretreatment unit frame body 11 facing the front and rear of the self-propelled machine body, the support member 17 facing the self-propelled machine body having an intermediate portion connected to the front end of the pretreatment unit frame body 11, and the self-propelled machine body of the support member 17 A pre-processing part frame is constituted by a weed urn 18 extending in front of the self-propelled aircraft from a plurality of locations in the lateral direction, and the weeding tool 12 is fixed to the tip of each weed urn 18 The stem stem raising path R is provided between a pair of adjacent weed rods 18, and the stem raising device 13 is placed on the lateral end side of each stem stem raising path R toward the upper end side. Provided in an inclined state located on the rear side, the clipper-shaped mowing device 14 is provided at the proximal end of the weed ridge 18, and the supply device 15 is provided behind the pulling device 13.

  As shown in FIG. 1, on both sides of the pre-cutting processing unit 10, a horizontal cover 30 that raises the stem and covers the lateral side of the rear side of the device 13 and a dustproof cover 19 that covers the upper side of the supply device 15 are provided. is there. As shown in FIGS. 3 and 4 and the like, each of the left and right lateral covers 30 has a front side plate portion 31 having a forward facing surface 31a facing forward of the self-propelled aircraft body and a lateral surface 32a facing the lateral direction of the self-propelled aircraft. Of the stalk raising device 13 located on the outermost lateral side of the plurality of stalk raising devices 13, which is formed of a bent sheet metal that is bent so as to be provided with the lateral plate portion 32. The pull-up case 13b is continuously provided on the lateral side. Each of the left and right lateral covers 30 is configured such that the forward facing surface 31a thereof is raised to be in a state along the front surface 13c of the case 13b facing the front of the self-propelled machine body. Both the forward facing surface 31a of the left and right lateral covers 30 and the front surface 13c of the raising case 13 are inclined surfaces that are inclined so as to be positioned on the rear side of the self-propelled aircraft toward the upper end side.

  As shown by the broken lines in FIG. 4, each of the stalk raising devices 13 has an endless raising chain 13d wound around a drive sprocket 13e and an idler wheel 13f inside the raising case 13b. It is provided and configured.

  When the elevating chain 13d is rotationally driven by the drive sprocket 13e, elevating claws 13a provided at a plurality of positions of the erecting chain 13d so as to be able to be swung up and down are sequentially raised in the transverse direction of the elevating case 13b. The raising side of the one end side is moved up and the return side of the other end side of the case 13b is lowered. The pulling claw 13a that moves upward on the pulling side is lifted for a standing operation by a standing guide (not shown) located inside the pulling case 13b and is raised in a standing posture with respect to the chain 13d. The nail | claw 13a raises and moves in the state which the front end side raised and protruded from the case 13b to the lateral outer side. When the raising claw 13a reaches the end portion on the raising side, the raising guide (not shown) located inside the raising case 13b performs the falling operation, and the raising claw 13a changes from the standing posture to the lying posture. The posture is changed and moved to the return side to be raised and moved down in the lying posture in the case 13b, and is raised to return from the return side to the return side at the lower end portion of the case 13b.

  As a result, each stalk raising device 13 raises the raising claw 13a that has been raised from the return side and returned to the standing side at the lower end of the case 13b to the planting stalk from the weeding tool 12. The planted stems are raised and processed by the raising claws 13a which are raised and moved up in a standing posture protruding sideways from the case 13b.

  As shown in FIGS. 3, 4, etc., the headlamp device 20 is placed at the corners on both lateral ends of the pre-cutting processing unit 10 so that the stems are raised and positioned slightly laterally outside the upper end of the device 13. It is provided.

  As shown in FIGS. 3 and 4, the left and right headlamp devices 20 are each provided with a headlamp device assembly recess 33 provided at a corner portion formed by the front plate portion 31 and the side plate portion 32 of the horizontal cover 30. Are provided with a pair of headlamps 22 and 23 arranged side by side in the vertical direction of the self-propelled aircraft.

Both the left and right headlamp devices 20 are configured as follows.
That is, forward surface 31a of the front plate portion 31 of the lateral cover 30, since it is inclined along the front surface 13c of the Pick casing 13b stalks稈引cause device 13, the headlamp apparatus assembly recess 33, The upper part of the self-propelled machine body is located on the inclined part that is inclined to be located on the rear side of the self-propelled machine body. In addition, the headlamp assembly recess 33 is formed by providing a notch over the front plate portion 31 and the side plate portion 32 of the horizontal cover 30, so that the self-propelled machine body also faces forward. The headlight device 20 is easy to irradiate the lateral direction of the self-propelled aircraft in addition to irradiating the forward direction of the self-propelled aircraft.

  As shown in FIGS. 7, 9, etc., the upper headlamp 22 and the lower headlamp 23 of the pair of upper and lower headlamps 22, 23 are arranged in the lateral cover inside the headlamp assembly recess 33. A headlamp case 20a fixed to the reflector 30, reflectors 24 and 25 fixed to the headlamp case 20a, and bulbs 28 and 27 supported by bulb support portions 26 and 27 located at the bottom of the reflectors 24 and 25, 29, a lens 21 mounted on the front side of the headlamp case 20a is provided. The headlamp case 20a of the upper headlamp 22 and the headlamp case 20a of the lower headlamp 23 are formed as an integral part. The reflector 24 of the upper headlamp 22 and the reflector 25 of the lower headlamp 23 are formed as an integral part. The lens 21 of the upper headlamp 22 and the lens 21 of the lower headlamp 23 are molded into an integral part.

  As shown in FIGS. 9, 10, and 11, the reflector 25 of the lower headlamp 23 is positioned so that two kinds of reflector portions 25 a and 25 b having different reflection characteristics are separated in the vertical direction of the self-propelled aircraft at a boundary line 25 c. The reflector 24 of the upper headlamp 22 is provided with two types of reflector portions 24a and 24b having different reflection characteristics so as to be located separately in the lateral direction of the self-propelled aircraft at the boundary line 24c. The two types of reflectors 25 and 25b of the lower headlamp 23 and the two types of reflectors 24a and 24b of the upper headlamp 22 are also configured using discontinuous three-dimensional surfaces.

The reflection characteristics of the two types of reflector portions 25a and 25b of the lower headlamp 23 are reflected from the upper reflector portion 25a out of the bulb 29 of the lower headlamp 23 and out of the two types of reflector portions 25a and 25b. The light emitted toward the front of the self-propelled aircraft is irradiated in the direction toward the lower side of the self-propelled aircraft, and the tip of the weeding tool 12 located at the most lateral end enters the irradiation range, and the lower headlight The light emitted from the bulb 29 of the lamp 23 and reflected by the lower reflector portion 25b of the two types of reflector portions 25a and 25b and directed toward the front of the self-propelled aircraft is more self-propelled than the direction of irradiation by the upper reflector portion 25a. is irradiated with aircraft upward irradiation direction, the light close before if processor 10 is in the lowered working condition, parallel or in the ground the light irradiated to the self-propelled vehicle body forward-facing in the lower reflector portion 25b cutting Reflective characteristics It is constant.

  The reflection characteristics of the two types of reflector portions 24a and 24b of the upper headlamp 22 are reflected from the bulb 28 of the upper headlamp 22 and reflected by the inner reflector portion 24a of the two types of reflector portions 24a and 24b. The light radiated in the forward direction of the traveling body is irradiated in the irradiation direction almost immediately before, and the front is irradiated slightly outside the lateral side of the traveling body of the pre-cutting processing unit 10 in the lateral direction, and the upper front side. The light emitted from the bulb 28 of the illumination lamp 22 and reflected by the outer reflector 24b of the two types of reflectors 24a and 24b and emitted toward the front of the self-propelled aircraft is more self-propelled than the direction of irradiation by the inner reflector 24a. The reflection characteristics are set so that the light is irradiated in the inward irradiation direction in the lateral direction of the airframe.

  As shown in FIGS. 9 and 10, an upward reflecting tongue 25d is provided at the lower part of the reflector members constituting the reflectors 24 and 25, and the upward reflecting tongue 25d In a state where a part of the light is reflected upward from the direction of reflection by the reflectors 25a and 25b and the pre-cutting processing unit 10 is raised to the non-working state, a part of the light from the bulb 29 is directed to the oncoming vehicle. It is made not to irradiate towards.

  As shown in FIG. 1, the headlamp device 20 is assembled so that the optical axis 29a of the bulb 29 of the lower headlamp 23 passes through the tip 12a of the weeding tool 12 located at the most lateral end.

  In the left headlamp device 20, as shown in FIG. 7, the valves 28 and 29 of the upper headlamp 22 and the lower headlamp 23 are inclined at about 15 degrees with respect to the front-rear direction of the self-propelled aircraft. A is supported in a mounting posture inclined leftward and outward at A. Although not shown, in the right headlamp device 20, the bulbs 28 and 29 of the upper headlamp 22 and the lower headlamp 23 are positioned at a right angle of about 15 degrees with respect to the front-rear direction of the self-propelled aircraft. It is supported in a mounting posture inclined laterally outward.

  As shown in FIG. 1, side lighting 40 is provided on the lateral side farther from the driving unit 3, on both lateral sides of the pre-cutting processing unit 10.

  As shown in FIG. 8, the side lamp 40 is fixed to the side cover 30 by being arranged in a side lamp assembly recess 34 provided with a through hole in the side plate portion 32 of the side cover 30. A reflector 41, a valve 42 supported by the reflector 41, and a lens 43 fixed to the front portion of the reflector 41 are provided.

Shows the irradiation range by the by Ri GawaTeruto 40 2 thereto, self-propelled body plane which is irradiated by the left and right headlight device 20 when the pre-processing unit 10 mowing 2 is lowered to the lowered working state FIG. 6A shows the irradiation range in the side view of the self-propelled aircraft that the left and right headlamp devices 20 irradiate when the pre-cutting processing unit 10 is lowered to the lowering work state. FIG. 6 (b) shows the irradiation range in a side view of the self-propelled aircraft that the left and right headlamp devices 20 irradiate when the pre-cutting processing unit 10 is raised to the lifted non-working state up to the stroke end. In addition, when the harvesting operation is performed, the mowing pre-processing unit 10 is lowered to the lowering operation state even at night, so that the upper headlamp 22 and the lower headlamp 23 of the left headlamp device 20 Of the weeding tool 12 arranged in the lateral direction of the vehicle body, The upper headlamp 22 of the right headlamp device 20 is irradiated while irradiating the front end portion of the weeding tool 12 to be placed and the irradiation range LD that irradiates the left lateral outer side of the weeding tool 12 and the front ground surface. And the lower headlamp 23, the distal end portion of the weeding tool 12 located on the outermost right side of the weeding tool 12 among the weeding tools 12 arranged in the lateral direction of the car body, and the right lateral outer side of the weeding tool 12, The work can be performed while irradiating the irradiation range RD for irradiating the front ground. At this time, pre-cutting processing is also performed by illumination in the illumination range S by the side lamp 40 in addition to the illumination of the self-propelled vehicle body laterally outward by the upper head lamp 22 and the lower head lamp 23 of the left head lamp device 20. Illuminating the uncut grain halves near the lateral end of the section 10, in particular, illuminating the vicinity of the roots of the uncut grain cereals, makes it easy to align the weeding tool 12 with the uncut grain culms.

When traveling in a non-working state such as on the road, the upper headlight of the left headlight device 20 is raised by raising the pre-cutting processing unit 10 to the stroke non-working state even at night. The lamp 22 and the lower headlamp 23 irradiate an irradiation range LU that irradiates the ground surface farther away from the self-propelled aircraft than the irradiation range LD when the pre-cutting processing unit 10 is in the descending work state. However, the upper headlamp 22 and the lower headlamp 23 on the right side of the headlamp device 20 move further forward from the self-propelled aircraft than the irradiation range RD when the pre-cutting processing unit 10 is in the lowering work state. It is possible to travel while irradiating the irradiation range RU that irradiates on the ground. The upward reflection by upper-facing reflective tongue 25d this and can, as hardly giving glare to the oncoming vehicle can travel while illuminating the front.

In both the left and right headlamp devices 20, as shown in FIG. 5, both the upper headlamp 22 and the lower headlamp 23 raise the stems and are self-propelled from the front surface 13c of the raising case 13b of the device 13. The outer surfaces of the lenses 21 of both headlamps 22 and 23 are raised so as to be in a state of being moved backward by a backward difference B toward the rear side of the machine body, and slightly backward from the front surface 13c of the case 13b. Thus, the headlamp device 20 is assembled in the headlamp device assembling recess 33. 4 and 5, when the forced weeding device 50 is mounted on the front side of the stalk raising device 13 located at the most lateral end as shown by a two-dot chain line, the headlamp device 20 is unlikely to become an obstacle. Thus, the forced weeding device 50 raises the stem and makes it easier to approach and follow the inclined front surface 13c of the weeding case 13b of the device 13.
The forced weeding device 50 divides the planted cereals into a cutting target and a non-cutting target by the weed claw 52 that moves upward from the weeding case 51 in a state of protruding to the front side of the self-propelled aircraft.

As shown in FIGS. 1 and 3, the left and right lateral covers 30 can be easily detached by simply switching the pair of catchers 35 between the engaged state and the disengaged state. and a lower cover 30a has, this is a lower cover 30a are constituted by an upper cover 30b having a headlight apparatus 20 and GawaTeruto 40 together when has a separate part.

As shown in FIG. 9 and 13, on the back side of the headlamp casing 20a, the recess 60 located on the back side of the forward recess 60a of the reflector 25 of the lower headlamp 23 enters, the reflector 24 of the upper headlight 22 A recess 61 is provided on the back side of the forward-facing recess 61a, and a pair of mounting legs 62 and 62 projecting in a state in which the one recess 61 is arranged in the vertical direction of the headlamp device are provided. Each mounting leg portion 62 connects the headlamp device 20 to a support portion (not shown) of the lateral cover 30. As shown in FIG. 12, a lens abutting portion 63 is provided on the front side of the headlamp case 20a in a closed loop shape to which an end portion of the entire lens 21 is abutted. A lens connecting portion 64 to which the lens 21 is fastened and connected is provided at a corner located outside the lens abutting portion 63. Thereby, the headlamp case 20a and the headlamp apparatus 20 are in a state of having a structure with improved rigidity.

[Another embodiment]
In addition to the combine, the present invention can be applied to a working machine that harvests various crops such as onions and carrots. Accordingly, the pre-harvest processing unit 10 is referred to as a pre-harvest processing unit 10, and work machines and combines that harvest onions and carrots are collectively referred to as a harvester.

Side view of the entire combine Explanatory drawing which shows the irradiation range in the body top view of a headlamp apparatus and a side lamp Perspective view of pre-cutting processing unit Front view of the pre-harvest processing unit Plan view showing how to install a forced weeding device in the pre-harvest processing unit (A) is an explanatory view showing a radiation range in the fuselage side view of the headlight device in a working state, indicating the irradiation range in the fuselage side view of the headlight apparatus in (b) is a non-work state description Figure Cross-sectional plan view of headlight device Side plan view of side lights Longitudinal side view of headlight device Front view of reflector Reflector perspective view Perspective view on the front side of the headlamp case Perspective view on the back side of the headlight case

Explanation of symbols

3 Driving unit 10 Pre-harvest processing unit 13 Stem rod raising device 13a Lifting claw 13b Lifting case 13c Lifting case front surfaces 22, 23 Headlamps 28, 29 Valves for headlamps
30 side cover
31 Front plate of side cover
32 Side plate part of the side cover 33 Headlight assembly recess

Claims (5)

A self-propelled aircraft is provided with a boarding type operating unit, and a pre-harvest processing unit is provided in front of the self-propelled aircraft,
The pre-harvest processing unit is provided with a stalk raising device that is raised and acted by raising and moving the nail protruding from the case in a lateral direction from the case, and laterally laterally outward of the stalk raising device. With a cover,
In the corner formed by the front side plate portion and the side side plate portion of the horizontal cover is provided with a headlight assembling concave portion that opens to the front side of the self-propelled aircraft and the laterally outward side of the self-propelled aircraft,
A harvesting machine in which a headlamp for irradiating a tip of a weeding tool located on the laterally outer side of the pre-harvest processing unit is provided in the headlamp assembling recess . The harvester according to claim 1, wherein the headlamp is configured to irradiate the front of the weeding tool . The harvester according to claim 1 or 2, wherein the headlamp is configured to irradiate a laterally outer side of the weeding tool . The harvesting machine according to any one of claims 1 to 3, wherein the bulb of the headlamp is supported in a laterally outward posture. The harvester as described in any one of Claims 1-4 arrange | positioned in the state which the said headlamp raised and was located in the self-propelled body back side rather than the front surface of the case.

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