JP2008113668A - Harvester - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To suitably illuminate the front and transverse outer lateral side of a harvesting pretreatment part in a harvester. <P>SOLUTION: A boarding type driving part 3 is arranged in a self-propelled machine body, and the harvesting pretreatment part 10 provided with raising up apparatuses 13 is arranged in front of the self-propelled machine body. Furthermore, headlight apparatuses 20 directed to the front and irradiating the front are installed in the harvesting pretreatment part 10, and a side light 40 directed to the transverse outer lateral side and irradiating the transverse outer lateral side is arranged in the harvesting pretreatment part 10. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a harvesting machine in which a self-propelled machine body is provided with a boarding type operating unit, and a pre-harvest processing unit equipped with a pulling device is provided in the front part of the self-propelled machine body.

  Conventionally, as shown in Patent Document 1, a dustproof cover 3 that covers the upper part of the grain feeder 2 of the reaping device 1 (corresponding to a pre-harvest processing unit) is divided into a front cover 4 and a rear cover 5, When the cover 4 is fixed and the headlamp 33 is attached to the front end of the front cover 4 and the rear cover 5 is slid to the open position on the front side, the rear cover 5 covers the top of the headlamp 33 and the headlamp In some cases, the lamp 33 can irradiate the vicinity of the weeding body 25 (corresponding to a weeding tool) by the irradiation region reflected by the inner surface of the rear cover 5 in addition to the normal forward irradiation region.

JP-A-10-136758 ([0015], [0024] stages, FIG. 6)

  In the first invention, the self-propelled airframe is provided with a boarding-type driving part, and the pre-harvest processing part equipped with the raising device is provided at the front part of the self-propelled airframe. A headlamp device for irradiating the front facing forward is provided in the pre-harvest processing unit, and a side lamp for irradiating the lateral outer side facing laterally outward is provided in the pre-harvest processing unit.

  In the second invention, in the configuration of the first invention, the headlight device and the sidelight are provided on the lateral cover that covers the lateral side portion of the pre-harvest processing unit.

  In the third aspect of the present invention, in the configuration of the first or second aspect of the present invention, the headlamp device and the side lamp are provided on the lateral side portion of the pre-harvest processing section opposite to the operation section.

  In the fourth invention, in any one of the first to third inventions, the headlamp device is configured to be larger than the side lamp.

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 A driving part equipped with an engine located below the seat 2 is provided, and a base part of the pre-processing part frame body 11 of the pre-cutting processing part 10 is rotatably connected to a front part of the body frame 4 of the self-propelled machine body. 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, since the forward facing surface 31a of the front side plate portion 31 of the horizontal cover 30 is inclined along the front surface 13c of the raising case 13b of the stem 13 raising device 13, the headlamp device assembly recessed portion 33 is 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 has a recessed portion that is also open toward the laterally outer side of the traveling machine body, and the headlamp device 20 is easy to irradiate the laterally outward side of the self-propelled machine body in addition to irradiating the front side of the self-running machine body.

  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 irradiated forward of the self-propelled aircraft is irradiated in a state where the self-propelled aircraft is directed downward and the tip of the weeding tool 12 located at the most lateral end enters the irradiation range. 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 emitted toward the front of the self-propelled aircraft is more than the direction of irradiation by the upper reflector portion 25a. When the self-propelled aircraft is irradiated in the upward direction and the pre-cutting processing unit 10 is in the descending work state, the light irradiated forward of the self-propelled vehicle by the lower reflector 25b is parallel to or close to the ground. Reflective characteristics It is set.

  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.

  2 shows the irradiation range by the side lamp 40, and FIG. 2 is a plan view of the self-propelled aircraft irradiated by the left and right headlamp devices 20 when the pre-cutting processing unit 10 is lowered to the lowering work state. FIG. 6A shows the irradiation range in a side view of the self-propelled aircraft irradiated by the left and right headlamp devices 20 when the pre-cutting processing unit 10 is lowered to the lowering work state. 6 (b) 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 raised to the lifted non-working state where it has been raised to the stroke end. Even when the harvesting operation is performed, since the pre-cutting processing unit 10 is lowered to the lowering operation state even at night, the vehicle body is formed by the upper headlamp 22 and the lower headlamp 23 of the left headlamp device 20. Of the weed tools 12 arranged in the lateral direction, on the outermost left side 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, even in the nighttime, by raising the pre-cutting processing unit 10 to the lifted non-working state up to the stroke end, By the headlamp 22 and the lower headlamp 23, the irradiation range LU for irradiating 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 lowering work state is irradiated. On the other hand, the upper headlamp 22 and the lower headlamp 23 on the right side of the headlamp device 20 are 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 an irradiation range RU that irradiates on a remote ground. At this time, it is possible to travel while illuminating the front so that the oncoming vehicle is less likely to be dazzled by the upward reflection by the upward reflection tongue 25d.

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. The cover 30a and the lower cover 30a are separate parts and are configured by an upper cover 30b provided with the headlamp device 20 and the side lamp 40.

  As shown in FIGS. 9 and 13, on the back side of the headlamp case 20a, there are a recess 60 located on the back side of a forward recess 60a into which the reflector 25 of the lower headlamp 23 enters, and a reflector 24 of the upper headlamp 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]
FIG. 14 shows a headlamp device 20 having another embodiment. In this headlamp device 20, an upper refractive projector corresponding to the lens 21 and the bulb 28 of the upper headlamp 22 is provided. 21a and a lower refraction / projection unit 21b corresponding to the bulb 29 of the lower headlamp 23 are provided.
On the upper refractive projector 21a, the light emitted from the bulb 28 and irradiated from the upper refractive projector 21a is irradiated in the same range as the irradiation range by the upper headlamp 22 provided with the two types of reflectors 24a and 24b. A refraction characteristic for refracting and projecting light from the bulb 28 is provided so as to irradiate the area. In the lower refractive projector 21b, the light emitted from the lower refractive projector 21b from the bulb 29 is irradiated by the lower headlamp 23 provided with the two types of reflectors 25a and 25b. A refraction characteristic of refracting and projecting light from the bulb 29 is provided so that a similar irradiation range is irradiated.

  In the left and right headlamp devices 20, the irradiation range of the headlamp device 20 is set by the refractive characteristics of the upper refractive projector 21a and the lower refractive projector 21b of the lens 21, thereby The front end of the weeding tool 12 and the front of the weeding tool 12 are illuminated in the same manner as the headlamp device 20 having the reflector parts 24a, 24b, 25a, and 25b.

  It may be configured and implemented such that the irradiation range of the headlamp device 20 is set to a predetermined irradiation range by a combination of the reflection characteristics of the reflectors 24 and 25 and the refraction characteristics of the lens 21. Also in this case, the object of the present invention can be achieved.

  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 explanatory drawing which shows the irradiation range in the body side view of the headlamp apparatus in a working state, (b) is explanatory drawing which shows the irradiation range in the body side view of the headlamp apparatus in a non-working state 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 Perspective view on the front side of the headlamp case Perspective view on the back side of the headlight case The perspective view in the decomposition | disassembly state of the headlamp apparatus provided with another embodiment

Explanation of symbols

3 Driving unit 10 Pre-harvest processing unit 13 Raising device 20 Headlight device 30 Side cover 40 Side lighting

Claims (4)

A self-propelled aircraft is provided with a boarding-type driving unit, a pre-harvest processing unit equipped with a pulling device is provided at the front of the self-propelled aircraft,
A harvesting machine in which a headlamp device for irradiating the front facing forward is provided in the pre-harvest processing unit, and a side lamp for irradiating the lateral outer side facing laterally outward is provided in the pre-harvest processing unit.   The harvesting machine according to claim 1, wherein the headlight device and the sidelight are provided on a lateral cover that covers a lateral side portion of the pre-harvest processing unit.   The harvesting machine according to claim 1 or 2, wherein the headlamp device and the side lamp are provided on a lateral side of the pre-harvest processing unit opposite to the operation unit.   The harvesting machine according to any one of claims 1 to 3, wherein the headlight device is configured to be larger than a sidelight.

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