JP2009011257A - Combine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a combine enabling accurate recognition of transfer state of reaped culm during reaping and threshing work in early-morning, evening and night by illuminating the inside and the outer side face of a pretreatment reaper 4. <P>SOLUTION: The combine is provided with a traveling unit mounting the pretreatment reaper 4 and a thresher, a driving part having a driver's seat and a headlight 28 that illuminates the front side of the traveling unit and placed on the pretreatment reaper 4. Side working lamps 42 are attached to the right and the left side covers 35R, 35L that cover the right and left side faces of the pretreatment reaper 4, and the lighting direction of the side working lamp 42 is made to be adjustable between the outer side direction, based on the pretreatment reaper 4 and the inner direction of the pretreatment reaper 4 by a mechanical mechanism having a second link arm 54. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a combine in which an operator rides on a traveling machine body equipped with a pre-cutting device and a threshing device, and more specifically, a headlamp that illuminates the front of the traveling machine body, and a pre-cutting device. The present invention relates to a combine equipped with a work lamp that illuminates a work area and its surroundings.

  Conventionally, it is configured to harvest uncut cereal grains in a field by a pre-harvest processing device arranged to be movable up and down on the front side of the traveling machine body, and to thresh the harvested cereal grains by a threshing device and collect the grains. Yes.

Recently, the harvesting and threshing work by the combine has been performed continuously for a long time, and the work at night tends to increase. For this reason, the combine described in Patent Documents 1 and 2 is configured such that a headlamp is disposed on the front side of the pre-cutting device and the front of the traveling machine body is illuminated by the headlamp during night work or the like. It was. Moreover, in the combine described in Patent Document 3, a work light is arranged on the side cover body of the pre-cutting processing apparatus, and the outside periphery of the pre-cutting processing apparatus is illuminated by the work light.
JP 2006-115799 A JP 2007-000072 A JP 2004-229521 A

  By the way, generally, on the front side of the pretreatment device for cutting, a raising case that covers the front surface of the grain raising device is arranged in parallel for each cutting line, while a horizontally long dustproof cover is arranged between the upper ends of the raising case. Yes. A side cover is also arranged on the front side of the side surface of the pre-cutting processing apparatus. Due to the presence of these cases and covers, it is difficult for sunlight to enter the inside of the pre-harvest processing device, in particular the portion near the front side of the harvesting device for the harvested cereal masher and the mechanism for conveying the chopped cereal to the threshing section. Therefore, in the early morning, dusk, and night work, if the outside of the pre-cutting processing apparatus is illuminated by the headlamps and work lights in Patent Documents 1 to 3, the brightness of the inside and outside of the pre-cutting processing apparatus There is a problem in that the contrast difference between the two is increased, the interior of the pre-cutting processing apparatus becomes too dark, and the operator at the driver's seat cannot accurately and quickly determine the state of conveyance of the chopped cereals, clogged cereals, and the like.

  The objective of this invention is providing the combine provided with the illuminating device which can also illuminate the inside side of the pre-cutting processing apparatus, while being able to illuminate the front and side wide range of the pre-cutting processing apparatus.

  In order to achieve the object, the combine of the invention according to claim 1 includes a traveling machine body equipped with a pre-harvest processing device and a threshing device, a driving unit having a driving seat, and a headlight that illuminates the front of the traveling machine body. A combine provided in the pre-cutting processing device, wherein a side work lamp is provided on at least one of the left and right side covers for covering the left and right side surfaces of the pre-cutting processing device, and the pre-cutting processing device More specifically, the irradiation direction can be changed between the outer direction and the inner direction of the cutting pretreatment device.

  The combine of the invention described in claim 2 is a traveling machine body equipped with a pre-cutting processing device and a threshing device, a driving unit having a driver seat, a headlamp that illuminates the front of the traveling machine body, and the pre-cutting processing device. The cutting pretreatment device is equipped with a working light that illuminates the periphery of the cutting pretreatment device, and a transparent cutting upper surface cover is provided on the upper side of the cutting pretreatment device, The work lamp is mounted so that the irradiation direction can be changed up and down in the outward direction from the pre-cutting processing device and the inward direction of the pre-cutting processing device.

  According to a third aspect of the present invention, in the combine according to the first or second aspect, the side work lamp and / or the upper work lamp is configured to be changeable in direction by a mechanical mechanism having a manual lever. Is.

  According to a fourth aspect of the present invention, in the combine according to the first or second aspect, the side work lamp and / or the upper work lamp is configured to be changeable in direction by an actuator.

  According to the first and second aspects of the present invention, when the inside of the pre-cutting device becomes dark during early morning, evening, and nighttime work, the direction of the side work light or the upper work light is changed to that of the pre-cutting device. By changing to the internal side, the operator can surely recognize the work situation such as the harvested cereal hauling operation and the cereal clogging, and the mowing and threshing work can be performed accurately and quickly. In addition, maintenance workability of the pre-cutting processing device at night and the like can be improved.

  According to the invention of claim 3, the direction of the side work lamp and the upper work lamp can be changed with a relatively simple mechanical structure, and an increase in manufacturing cost can be suppressed.

  According to the invention of claim 4, the operator can change the direction of the side work lamp and the upper work lamp without getting off the traveling machine body, the operability is improved, and the work efficiency can be improved. Play.

  Next, embodiments of the invention will be described. FIG. 1 is a left side view showing an overall configuration of a combine according to an embodiment of the present invention, FIG. 2 is a front view thereof, and FIG. 3 is a plan view. 4 is a perspective view showing a headlight and a work lamp attached to the left side cover of the pre-cutting processing apparatus, FIG. 5 is an explanatory plan view showing an irradiation range by the side work lamp, and FIG. 6 is a side work lamp. It is detail drawing of the structure which enables change of an irradiation direction.

  First, the whole structure of the combine which concerns on embodiment of this invention is demonstrated. In the following description, the left side in the traveling direction of the traveling machine body 2 is simply referred to as left (left side), and the right side in the same direction in the traveling direction is simply referred to as right (right side).

  As shown in FIGS. 1, 2, and 3, the combine 1 has a traveling machine body 2 supported by a crawler type traveling device 3, and power from an engine 10 mounted on the traveling machine body 2 is transmitted through a transmission. It is transmitted to the traveling device 3 so as to be able to travel forward or backward. The front part of the traveling machine body 2 is provided with a pre-cutting processing device 4 that cuts the cereal and transports it to the rear of the machine body. A threshing device 5 for threshing the harvested cereal meal from the pre-harvest pretreatment device 4 and a sorting unit 6 for sorting the grains threshed by the threshing device 5 are arranged above and below the middle part of the left and right of the traveling machine body 2. It is installed. At the rear part of the traveling machine body 2, a slaughtering processing unit 7 is provided that discharges cereals threshed by the threshing device 5 to the outside as waste.

  In addition, a grain tank 8 is provided at the rear right side of the traveling machine body 2 to store the grains conveyed from the sorting unit 6 by the milling cylinder, and the grains in the grain tank 8 extend from the rear to the upper side of the grain tank 8. A discharge auger 9 is provided for discharging the gas to the outside of the machine body. The Glen tank 8 is configured so that the front portion thereof can be opened and rotated to the side of the machine body, with the vertical auger 9a of the discharge auger 9 as the center. An operation device 15 including an operation device such as a steering handle 11 and various operation levers, a driver's seat 12 and the like is provided in front of the Glen tank 8 and on the right front portion of the traveling machine body 2. A transmission and an engine 10 are disposed in the traveling machine body 2 below the operation unit 15.

  Next, the pre-cutting processing device 4 will be described. As shown in FIG. 1 to FIG. 4, the pre-cutting processing device 4 has a cutting support frame attached to the upper end of a cutting support 29 erected on the front of the traveling machine body 2 via a cutting rotation fulcrum shaft 4 a. Thirty proximal ends are pivoted. The mowing support frame 30 is configured to be movable up and down in the vertical direction around a horizontal axis (the mowing rotation fulcrum shaft 4a). Between the cutting support frame 30 and the traveling machine body 2, a cutting unit lifting cylinder 26 is interposed as a cutting unit lifting means. The cutting support frame 30 (cutting pretreatment device 4) is moved up and down by operating the cutting unit lifting cylinder (hydraulic cylinder) 26 to extend and contract.

  In the embodiment, by operating the cutting unit lifting / lowering switch 18 provided on the steering handle 11, the cutting unit lifting / lowering cylinder 26 is telescopically driven, and the pre-cutting processing device 4 is moved up and down to an arbitrary height. As a result, the cutting height can be adjusted.

  The 4-row cutting pretreatment device 4 includes a clipper-type cutting blade device 34, a 4-row culm pulling device 16, a culm transporting mechanism 17, and a weeding body 31. The cutting blade device 34 is disposed below the cutting frame 30 constituting the framework of the pre-cutting processing device 3. The grain raising device 16 is disposed above the cutting frame 30. The corn straw transporting mechanism 17 is disposed between the corn straw pulling device 16 and the feed start end of the feed chain 13. The weed body 31 is provided in front of the lower part of the grain raising device 16. The traveling machine body 2 drives the left and right traveling crawlers 3 with the engine 10 to move in the field while continuously cutting the uncut grain culm on the field by driving the pre-cutting processing device 4.

  As shown in FIG. 4 and FIG. 6, the grain raising device 16 includes four vertical elevating cases 20 having an erecting tine 19 for raising the grains taken in via the weed bodies 31, and each of the raising cases. A star wheel 21 and a scraping belt 22 disposed to face the lower rear position of the case 20 are provided.

  The star wheel 21 and the scraping belt 22 are for scraping the stock side of the uncut grain ridge raised by the pulling tine of the pulling case 20 corresponding to these sets backward. The stock side of the uncut grain slag that has been scraped by the star wheel 21 and the scraping belt 22 is cut (cut) by the cutting blade device 34.

  The cereal carrying mechanism 17 disposed between the cereal raising device 16 and the feed start end of the feed chain 13 includes a lower right carrying mechanism 23, a lower left carrying mechanism 24, an upper front carrying mechanism 25, and an upper right carrying mechanism 27a. The upper left transport mechanism 27b and the vertical transport mechanism 27c are provided.

  The lower right transport mechanism 23 is of a chain type that transports the right two reaped cereal grains diagonally backward to the left. The lower left transport mechanism 24 is of a chain type that transports the left two reaped cereal grains diagonally to the right rear and joins the stock side to the vicinity of the feed end portion of the lower right transport mechanism 23. The upper right transport mechanism 27a and the upper left transport mechanism 27b are of a tine system that transports the tips of the harvested cereal grains for four strips to the left diagonally backward.

  The vertical conveying mechanism 27c is of a chain type that conveys the stock side of the four chopped cereal rice cakes merged in the vicinity of the feed end portion of the lower right conveying mechanism 23 toward the feed chain 13 obliquely upward. .

  The vertical transport mechanism 27c is configured to be movable up and down so that the feed end side moves toward and away from the start end side of the feed chain 13 by driving a vertical transport actuator (not shown), and a handling cylinder (not shown). ) Is adjusted.

  As shown in FIGS. 1 to 4, a cutting drive case 30 b is connected to the front end portion of the cutting support frame 30 in the four-line cutting pre-processing apparatus 4. The weeding frame 30a is extended forward from the cutting drive case 30b. A weeding body 31 is provided on the front end side of the weeding frame 30a. A raising case 20 is provided at a rear position of the weed body 31. The pulling input case 32a is erected on the cutting drive case 30b, the pulling drive case 32b is disposed on the upper end side of the pulling input case 32a, and the upper end side (the pulling end side) of the pulling case 20 is connected to the pulling drive case 32b. ing. The raising support frame 32c is erected on the weeding frame 30a, and the lower end side (the raising start end side) of the raising case 20 is connected to the raising support frame 32c.

  The left and right side covers 35L, 35R arranged at the outer ends of the traveling body 2 in the rightmost and leftmost raising cases 20 among the four raising cases 20 arranged on the left and right sides are the upper side in a side view. The traveling machine body longitudinal dimension is short, and it is formed in a trapezoidal shape that is longer in the longitudinal direction of the traveling machine body as it goes downward (see FIG. 1). As shown in FIG. 4, both end sides of the lower cover support frame 37 are connected to the weeding frame 30a and the pulling support frame 32c. A fixing hook 38 is fixed to the inner surfaces on the lower ends of the side covers 35L and 35R. A fixing hook 38 is detachably locked to an intermediate portion of the cover lower support frame 37. Moreover, the movable hook 45 is arrange | positioned in the upper end side of the side covers 35L and 35R, and the up-and-down middle part. Each movable hook 45 is connected to a hook lever 46 that is operated from the outer surface of the side covers 35L and 35R. Support frames are connected to the side surfaces of the pull-up drive case 32b and the pull-up case 20 via brackets, and the movable hooks 45 are detachably locked to the support frames. The movable hook 45 is locked and maintained by the support frame by the spring pressure (not shown).

  By releasing the hook lever 46 from the outer surface of the side cover 35L, 35R made of synthetic resin or thin metal plate, each movable hook 45 is detached from the support frame, and each side cover 35L, 35R can be removed. .

  As shown in FIGS. 1 to 5, a pair of left and right lights 36 </ b> L and 36 </ b> R having a symmetrical structure are arranged in the middle in the vertical direction of the left and right side covers 35 </ b> L and 35 </ b> R, respectively. The left and right lights 36L and 36R are configured such that the headlamp 28 and the first work lamp 40 are accommodated in one light housing 39L and 39R, respectively. As shown in FIG. 3, the headlamp 28 illuminates the illumination range L1 in front of the aircraft, and the first work lamp 40 illuminates the illumination range L2 on the outer side of the aircraft.

  As shown in FIGS. 4 and 5, a front illumination opening for the headlamp 28 is formed in front of the light housings 39L and 39R, and the headlamp 28 is disposed in the front illumination opening. A front irradiation cover 41 having translucency is mounted on the front irradiation opening. Side illumination openings for the first trapezoidal first work lamp 40 are formed in the side portions of the light housings 39R and 39L, and a first work lamp provided with a reflector and an illumination cover in the side illumination opening. 40 is arranged.

  Further, at least one side surface of the left and right side covers 35L and 35R has a side work lamp 42 as a second work lamp, respectively, outward from the pre-cutting processing device 4 and inside the pre-cutting processing device 4. It is mounted so that the irradiation direction can be changed. In the first embodiment, side work lamps 42 are provided on both side covers 35L, 35R. Since the change operation mechanism for changing the irradiation direction of the side work lamp 42 and the side work lamp 42 has a left-right symmetrical shape, the side work lamp 42 in the left side cover 35L will be described in detail, and the other side will be described. The illustration and description of the direction work lamp 42 are omitted.

  The side work lamp 42 includes a light bulb or LED (light emitting diode) as a light source 43, a reflector (reflecting mirror) 44, and a light-transmitting irradiation cover (not shown) for covering the opening of the reflector 44. I have.

  The first embodiment of the change operation mechanism for changing the irradiation direction of the side work lamp 42 is a mechanical mechanism that is manually operated by an operator, as shown in FIGS. 7A and 7B. An upper pipe 47 a and a lower pipe 47 b centering on the vertical rotation center line Y are projected from the upper and lower portions of the reflector 44. The upper pipe 47a is pivotally supported by an upper bracket 48a fixed within the thickness of the left side cover 35L. A wiring cord 49 connected to the socket 43a of the light source 43 is wired along the outer surface of the reflector 44, and a middle portion of the wiring cord 49 is inserted through the upper pipe 47a on the lower surface side of the upper bracket 48a. The other end is connected to a power source (not shown). A rotatable vertical axis 50 penetrating from the bottom through the horizontal portion of the lower bracket 48b fixed within the thickness of the left side cover 35L is fitted into the vertical hole of the lower pipe 47b and fixed by screws 51.

  A long guide hole 53 is formed in the first link arm 52 fixed to the lower end of the vertical axis 50. The base end of the second link arm 54 is provided so as to be horizontally rotatable with respect to a pivot shaft 55 projecting downward from the horizontal portion of the lower bracket 48b. The distal end of the second link arm 54 protrudes outside through a guide groove hole 56 formed in the surface plate 35La of the left side cover 35L, and a handle 57 is attached to the distal end of the second link arm 54. A pin 58 protruding from the middle portion of the second link arm 54 is slidably fitted into the guide hole 53 of the first link arm 52.

  As described above, in the plan view of the side work lamp 42 (see FIG. 7B), the first link arm 52 is more than the base end of the second link arm 54 (the pivot shaft 55 that is the rotation center). The rotation center (vertical axis 50) of the first link arm 52 is disposed at a position close to the tip end portion (free end portion) of the second link arm 54, and the pin 58 at the midway portion of the first link arm 52 is connected to the first link arm 52. According to the link mechanism configured to be movable along the guide hole 53, the first link arm 52 is rotated at a rotation angle larger than a predetermined rotation angle of the second link arm 54. Can do. In the illustrated embodiment, by rotating the second link arm 54 by 90 degrees, the direction of the first link arm 52 and thus the side work lamp 42 (reflector 44) can be rotated by 180 degrees.

  That is, as shown in FIG. 7A and FIG. 7B, the second link from the state in which the irradiation direction of the side work lamp 42 is directed outward from the surface plate 35La of the side cover 35L (solid line state). When the arm 54 is rotated approximately 90 degrees clockwise in FIG. 7 (b), the side work lamp is set so that the irradiation direction of the side work lamp 42 is directed to the inside of the side cover 35L (two-dot chain line state). The direction of 42 (reflector 44) can be changed. As a result, as shown in FIG. 6, the inside of the cutting pretreatment device 4 surrounded by the left and right side covers 35L, 35R and the plurality of front raising cases 20, etc. One side work light 42 can be illuminated.

  Further, the upper frame 33 is horizontally mounted between the upper ends of the left and right side covers 35L, 35R, that is, on the upper end side of the grain raising body 32. An upper work lamp 60 is disposed on the lower surface side of the upper cut-off cover 59 above the upper frame 33. The upper work lamp 60 is attached to a pair of left and right brackets (not shown) attached to the lower surface of the cutting upper cover 59 so as to be vertically rotatable. An operation lever 62 is attached to the tip of a rotating shaft 61 that extends from one side surface of the upper work lamp 60 through the side portion of the top surface cover 59 to the side of the operating unit 15. When the operator sitting in the driver's seat 12 rotates the operation lever 62 rearward (solid line state in FIG. 4), the irradiation direction of the upper work lamp 60 is forward of the cutting pretreatment device 4 through the upper frame 33. Turn to the field. On the other hand, if the operation lever 62 is rotated in the forward direction, the irradiation direction of the upper work lamp 60 is inclined forward and downward, and the inside of the pre-cutting processing device 4 below the upper frame 33 can be illuminated. The second link arm 54 and the operation lever 62 correspond to a manual lever in the claims.

  In this case, as shown in FIG. 8, the tip lock portion of the spring-plate type lock lever 63 disposed along the operation lever 62 is connected to the engagement groove of the flange 64 fixed to the side portion of the cutting top cover 59. By engaging with an arbitrary position, the irradiation direction of the upper work lamp 60 can be appropriately held at a downward angle.

  As a second embodiment of the means for changing and adjusting the irradiation direction of the left and right side work lamps 42 (left and right lamps) and the upper work lamp 60 (upper lamp), as shown in FIG. Drive motors 65 a and 65 b such as a step motor are mounted on the moving shaft, and a drive motor 66 such as a step motor is mounted on the rotating shaft of the upper work lamp 60. Then, dial switches 67 a, 67 b, 67 c arranged on the upper surface of the side column on the left side of the steering handle 11 are connected to the controller 68. Drive circuits 69a, 69b, 69c are connected to the output section of the controller 68, and these are connected to the drive motors 65a, 65b, 66. By operating the dial type switches 67a, 67b, and 67c by the operator, the irradiation direction of each side work lamp 42 and the upper work lamp 60 can be minutely changed and adjusted and the posture can be easily maintained. Only the left and right side work lamps 42 may be rotated by the drive motors 65a and 65b. The first work lamp 40 may be provided, the side work lamp 42 may be omitted (eliminated), and only the upper work lamp 60 may be changed and adjusted by the drive motor 66 or the mechanical configuration. In these cases, other actuators such as electromagnetic solenoids may be used instead of the drive motors 65a, 65b, 66 as actuators.

  According to each configuration described above, when working in the early morning, dusk, and night, when the inside of the pre-cutting processing device 4 is in a dark state, the direction of the left or right side work lamp 42 is changed to the pre-cutting direction. The operator can change the inner side of the processing device 4 so that the irradiation direction of the upper work lamp 60 is appropriately downward and illuminate the inside of the pre-cutting processing device 4 from above, so that the operator can perform the pre-cutting processing device 4. It is possible to quickly and accurately recognize the situation such as the conveying posture of the harvested cereal meal and the clogging of the cereal meal. Since the cut top cover 59 is transparent (translucent), the operator can check the situation below the cut top cover 59.

  In the present invention, the cutting top cover 59 is not an essential component, and in the embodiment in which the cutting top cover 59 is not present, the upper work lamp 60 is attached to a support frame (not shown) on the upper side of the pre-cutting processing device 4. May be.

  In the present invention, when the first work lamp 40 is not provided in the left and right lights 36L, 36R, the outer side of the cutting pretreatment device 4 on the side far from the driver's seat 12 (the uncut side, the left side of the traveling machine body) is It is preferable to illuminate with the left side work lamp 42.

It is a side view of the combine which concerns on embodiment of this invention. It is also a front view. It is also a plan view. It is a left view of a cutting pretreatment apparatus. It is a perspective view which shows the light and side work light which were attached to the left side cover. It is a top view explanatory drawing which shows the illumination range inside a cutting pre-processing apparatus. (A) is a side sectional view of the side work lamp and its irradiation direction change adjusting means, (b) is a view taken along arrow VIIb-VIIb in FIG. 7 (a). It is a side view which shows other embodiment which changes and adjusts the irradiation direction of an upper work lamp. It is a functional block diagram with automatic control for changing and adjusting the irradiation direction of the side work lamp and the upper work lamp.

Explanation of symbols

DESCRIPTION OF SYMBOLS 2 Traveling machine body 4 Cutting pre-processing apparatus 12 Driver's seat 15 Driving part 28 Headlight 35R Right side cover 35L Left side cover 39R Right light housing 39L Left light housing 40 1st work light 42 Side work light as 2nd work light 44 reflector 50 longitudinal axis 52 first link arm 53 guide hole 54 second link arm as a manual lever 55 pivot shaft 58 pin

Claims (4)

A traveling machine body equipped with a cutting pretreatment device and a threshing device, a driving unit having a driver's seat, and a headlight for illuminating the front of the traveling aircraft body is a combine provided in the cutting pretreatment device,
At least one of the left and right side covers for covering the left and right side surfaces of the pre-cutting device is irradiated with a side work lamp in an outward direction from the pre-cutting device and an inward direction of the pre-cutting device. A combine that features a changeable direction. A traveling machine body equipped with a pre-cutting processing device and a threshing device, a driving unit having a driver's seat, a headlamp that illuminates the front of the traveling machine body, and a work light that illuminates the periphery of the pre-harvest processing device before cutting A combine provided for a processing device,
A transparent cut upper surface cover is provided on the upper side of the cutting pretreatment device, and an upper work lamp is provided on the lower surface side of the cutting upper cover, outward from the cutting pretreatment device, and inward of the cutting pretreatment device. A combine that is mounted so that the irradiation direction can be changed up and down.   The combine according to claim 1 or 2, wherein the side work lamp and / or the upper work lamp is configured to be capable of changing its direction by a mechanical mechanism having a manual lever.   The combine according to claim 1 or 2, wherein the side work lamp and / or the upper work lamp is configured to be changeable in direction by an actuator.

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