JP2013179866A - Working machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a working machine which is provided with a mark means for visually confirming the position of a moving unit, the mark means allowing easy visual confirmation due to its triangular mark having a triangular shape.SOLUTION: A working machine that is a levee pasting machine is provided with a working machine body connected to a rear portion of a tractor. The working machine body has a directional wheel unit 23 vertically movable relative to a fixed unit 22. A gauge label 42 of a mark means 41 for visually confirming the height position of the directional wheel unit 23 is pasted to the outer surface of an inner cylinder 31 of the directional wheel unit 23. The gauge label 42 has a plurality of vertically aligned triangular marks 47.

Description

  The present invention relates to a working machine that can be easily visually confirmed.

  Conventionally, for example, a working machine such as a rice transplanter described in Patent Document 1 is known.

  This conventional work machine includes a planting device, a planting posture adjusting mechanism for adjusting the planting posture of the planting device, and a gauge for checking an adjustment amount by the planting posture adjusting mechanism. ing.

  Further, the gauge as a mark means for confirming the adjustment amount has a pointer configured to be interlocked with the tilting of the link support portion and a scale plate provided on the machine body frame. Are marked with lines and numbers.

JP 2004-135595 A (FIG. 2)

  In recent years, in this type of work machine, a work machine that can be easily visually confirmed is desired from the viewpoint of, for example, aging of workers.

  This invention is made | formed in view of such a point, and it aims at providing the working machine which can be visually confirmed easily.

  The working machine according to claim 1 is provided with a working machine main body having a movable part that can move, and mark means for visually confirming a position of the moving part, and the mark means has a triangular triangle mark. Is.

  A working machine according to a second aspect is the working machine according to the first aspect, wherein the mark means has a plurality of triangular marks positioned side by side in the moving direction of the moving portion.

  The work machine according to claim 3 is the work machine according to claim 2, wherein the display mode of the triangle mark positioned on one side of the reference position and the display mode of the triangle mark positioned on the other side of the reference position are: They are different from each other.

  The work machine according to claim 4 is the work machine according to claim 2, wherein the triangular mark display mode located within the standard use range and the triangular mark display mode positioned outside the standard use range are different from each other. Is.

  The working machine according to claim 5 is the working machine according to any one of claims 1 to 4, wherein the triangle mark is inclined with respect to the one side located along the moving direction of the moving unit and the moving direction. An auxiliary scale for indicating a distance in a direction perpendicular to the moving direction between the one side and the other side. It is what has.

  The work machine according to claim 6 is the work machine according to any one of claims 1 to 5, wherein the work machine main body includes a fixed portion and a movable portion movable with respect to the fixed portion. The triangular mark is provided on one of the fixed part and the moving part, and the hidden amount of the triangular mark covered by the other of the fixed part and the moving part is the movement of the moving part relative to the fixed part. It will change according to.

  According to the present invention, the mark means for visually confirming the position of the moving part is provided, and since the mark means has a triangular mark, the position of the moving part can be easily visually confirmed.

It is a top view of the working machine which concerns on the 1st Embodiment of this invention. It is a side view of a working machine same as the above. It is a principal part rear view of a working machine same as the above. It is a side view principal part sectional drawing of a working machine same as the above. It is a front view of the marking means of a working machine same as the above. It is a front view of the gauge label of a marking means same as the above. It is a front view of the gauge label of the working machine which concerns on the 2nd Embodiment of this invention. It is a front view of the gauge label of the working machine which concerns on the 3rd Embodiment of this invention. It is a front view of the gauge label of the working machine which concerns on the 4th Embodiment of this invention. It is a front view of the gauge label of the working machine which concerns on the 5th Embodiment of this invention. It is a front view of the gauge label of the working machine which concerns on the 6th Embodiment of this invention. It is a front view of the gauge label of the working machine which concerns on the 7th Embodiment of this invention. It is a front view of the gauge label of the working machine which concerns on the 8th Embodiment of this invention.

  A first embodiment of the present invention will be described with reference to FIGS.

  In the figure, reference numeral 1 denotes a hull coater which is an agricultural working machine as a work machine, and this hull coater 1 is connected to a tractor (not shown) which is a traveling vehicle, for example, and along the hail by forward travel of this tractor. It is a padding work (agricultural work) while moving forward in the traveling direction.

  As shown in FIGS. 1 and 2, the wrinkle coater 1 includes a work implement body 2 connected to a three-point link hitch portion (work implement lift support portion) at the rear of the tractor.

  The work machine main body 2 is detachably connected to the three-point link hitch portion at the rear of the tractor, and is rotatably provided on the machine 3 to cultivate the soil of the rice field and the paddle (general fence) while rotating. And filling means (rotary part) 4 to be raised and a ridge forming means (disk) which is provided on the machine body 3 so as to be rotatable and which is rotated behind the filling means 4 to compact the filling by the filling means 4 to form ridges (new potatoes). Part) 5 and directional wheel means 6 provided on the machine body 3. The embankment means 4 and the ridge forming means 5 are driven to rotate in a predetermined direction based on the power output from the PTO shaft of the tractor.

  The airframe 3 has a fixed machine frame 7 connected to the three-point link hitch portion of the tractor. The fixed machine frame 7 is connected to a movable machine frame 9 via a connecting means 8 composed of parallel links or the like, and the movable machine frame 9 is provided with embankment means 4 and ridge forming means 5. The machine body 3 has a cylinder 10 which is a driving means for moving the movable machine frame 9 with respect to the fixed machine frame 7, and the operation of the cylinder 10 allows the spreader 1 to be selectively in a working state and a non-working state. Can be switched to. Further, an input shaft 11 provided on the fixed machine frame 7 and an intermediate input shaft 12 provided on the movable machine frame 9 are connected via a power transmission means 13 comprising a joint or the like.

  The embankment means 4 includes a rotary shaft 16 that is a left and right drive shaft rotatably supported at the tip of the chain case portion 14 of the movable machine frame 9, and a rotating surface 16 that rotates in a predetermined direction together with the rotary shaft 16. It has a plurality of embankment claws 17 that cultivate and raise the soil of the straw. The vertical position (height position) of the embankment means 4 can be adjusted by operating the operation handle 38 of the height adjusting unit 37 (see FIG. 2).

  The ridge forming means 5 compacts the embankment by the embankment means 4 while rotating in a predetermined direction together with the rotating shaft 18 and a rotating shaft 18 that is rotatably supported on the movable machine frame 9. A side face forming body 19 that is a substantially frustoconical side face roller that forms a side face that is inclined downward toward the rice field side, and a horizontal surface by rotating the earth shaft 4 together with the rotary shaft 18 in a predetermined direction. And an upper surface forming body 20 which is a substantially cylindrical upper surface roller that forms an upper surface of the upper surface.

  On the other hand, a directional wheel means 6 is provided on a projecting plate portion 15 projecting from the movable machine frame 9 of the machine body 3.

  1 to 4 and the like, the directional wheel means 6 of the work machine body 2 is fixedly attached to the projecting plate portion 15 of the movable machine frame 9 with a fixture 21 such as a bolt and a nut. The fixed portion 22 and a directional wheel that is provided on the fixed portion 22 via an operation handle 24 and is a moving portion that is movable in the vertical direction (moving direction) relative to the fixed portion 22 according to the operation of the operation handle 24 Part 23.

  For example, when the operator rotates the operation handle 24, which is an operation unit, in one direction, the directional wheel unit 23 moves upward with respect to the fixed unit 22 by an amount corresponding to the operation amount, and the operator operates the operation handle 24. When the handle 24 is rotated in the other direction, the directional wheel portion 23 moves downward with respect to the fixed portion 22 by a movement amount corresponding to the operation amount. In other words, the vertical position of the direction wheel portion 23 can be adjusted by moving the fixed portion 22 based on the operation of the operation handle 24.

  The fixed portion 22 has an elongated rectangular attachment plate 25 fixedly attached to the protruding plate portion 15 of the movable machine frame 9. A quadrangular cylindrical outer cylinder 26 is fixed to the end of the mounting plate 25 in the width direction, and an operation handle 24 is rotatably attached to the upper surface of the outer cylinder 26. Further, the outer cylinder 26 is provided with a handle lock means 27 for restricting the rotation of the operation handle 24. The handle lock means 27 includes a leaf spring 29 fixed to the outer cylinder 26 with, for example, a screw 28, and a roll pin 30 in contact with the leaf spring 29.

  The direction ring portion 23 is inserted into the outer cylinder 26 of the fixed portion 22 so as to be movable in the vertical direction, and the downward projecting length from the lower end opening 26a of the outer cylinder 26 is changed by movement relative to the outer cylinder 26. The inner cylinder 31 is provided. An internal thread portion 32 is formed at the upper end portion of the inner cylinder 31, and the external thread portion 33 of the operation handle 24 is screwed into the internal thread portion 32. For this reason, the inner cylinder 31 moves in the vertical direction with respect to the outer cylinder 26 by the rotation operation of the operation handle 24 which is an adjustment handle. Further, a support shaft 34 in the left-right direction is provided at the lower end portion of the inner cylinder 31, and a substantially disc-shaped direction wheel 35 is rotatably attached to the support shaft 34.

  Further, as shown in FIGS. 3, 5, and 6, the coater 1 has a position of a directional ring portion 23 that is a moving part of the work machine body 2 from the rear of the coater 1, that is, for example, There is provided mark means 41 which is a scale means for visually confirming the vertical position (height position) of the direction ring portion 23.

  The marking means 41 is a gauge label which is a main scale portion in the vertical direction that is attached to the upper outer surface of the inner cylinder 31 of the directional ring portion 23 and moves in and out of the outer cylinder 26 by moving the inner cylinder 31 up and down relative to the outer cylinder 26. 42 and an auxiliary gauge label 43 which is an auxiliary scale portion in the horizontal direction attached to the outer surface of the lower end portion of the outer cylinder 26 of the fixed portion 22. That is, the mark means 41 has two scale labels 42 and 43, for example. The auxiliary gauge label 43 is auxiliary and is not always necessary, and may be configured without this.

  The gauge label 42 has a vertically long label main body 46 in the form of an elongated rectangular sheet having a longitudinal direction in the vertical direction, which is the moving direction of the direction ring portion 23. The back surface of the label main body 46 is an adhesive surface, and this adhesive surface is adhered to the upper outer surface of the inner cylinder 31.

  On the surface of the label main body 46, a triangle mark 47, which is a triangular display that forms a plurality of (for example, seven) triangular shapes positioned adjacent to each other in the vertical direction, is provided by printing or the like.

  The plurality of triangle marks 47 are, for example, horizontally isosceles triangles having the same size. The triangular mark 47 is composed of one side (bottom side) 47a positioned along the vertical direction and the other two other sides (sides of equal length) positioned along the direction inclined with respect to the vertical direction. ) 47b and 47c.

  Further, the apex angle of the triangular mark 47 is located at the right end of the label main body 46. Regarding the triangle mark 47 adjacent to each other vertically, the bottom angle of the lower end of the upper triangle mark 47 and the bottom angle of the upper end of the lower triangle mark 47 are in contact with each other. That is, a plurality of triangle marks 47 are connected to form a scale.

  The triangular mark 47 includes a horizontal line 47d connecting the center of one side 47a along the vertical direction and the apex angle in addition to the three sides 47a, 47b and 47c constituting the triangular line, and a plurality of diagonal lines. And hatching 47e.

  In addition, on the surface of the label main body 46, a plurality of (for example, eight) number displays 48 arranged in the vertical direction at equal intervals are printed so as to be positioned in the vicinity of the base angle of the triangle 47. Is provided.

  The plurality of number displays 48 are, for example, “100”, “80”, “60”, “40”, “20”, “0”, “−20”, and “−40” sequentially from top to bottom. is there. “0” is provided at the reference position on the surface of the label main body 46.

  Then, the display mode of the triangular mark 47 located on the upper side, which is one side from the reference position (“0” number display), and the lower side, which is the other side from the reference position (“0” number display). The display mode of the triangle mark 47 is different from each other. That is, for example, the direction of the hatching 47e of the triangle mark 47 above the “0” number display 48 and the direction of the hatching 47e of the triangle mark 47 below the “0” number display 48 are different from each other.

  It should be noted that the color given to the triangle mark 47 above the “0” number display 48 and the color given to the triangle mark 47 below the “0” number display 48 are different from each other. Also good.

  Further, on the surface of the label main body 46, a plurality of horizontal straight line displays 49 (for example, eight lines) that are arranged at equal intervals in the vertical direction are displayed on the right side from the vicinity of the corresponding number display 48. It is provided by printing or the like so as to extend. The line display 49 may be only two at the upper and lower ends or only one reference position, and the number thereof is arbitrary.

  The auxiliary gauge label 43 has a slightly elongated rectangular sheet-like horizontally long label body 51 having a longitudinal direction in the horizontal direction, which is a direction orthogonal to the moving direction of the directional ring portion 23. The back surface of the label main body 51 is an adhesive surface, and this adhesive surface is bonded to the outer surface of the lower end portion of the outer cylinder 26. Note that the lower end of the label body 51 and the lower end of the outer cylinder 26 coincide.

  On the surface of the label main body 51, a plurality of vertical straight line display 52 (for example, ten lines) that are arranged in the horizontal direction at equal intervals are printed so as to extend upward from the lower end of the label main body 51. Etc. are provided.

  In addition, on the surface of the label main body 51, a plurality of (for example, three) number displays 53 positioned in the horizontal direction at equal intervals are longer than the remaining one of the plurality of line displays 52. The line display 52 is provided by printing or the like so as to be positioned near the upper end of the line display 52. The plurality of number displays 53 are “0”, “5”, and “10” in order from left to right, for example.

  As apparent from FIG. 5, the “0” number display 53 of the auxiliary gauge label 43, the line display 52 at the left end of the auxiliary gauge label 43, and one side 47 a of the triangular mark 47 of the gauge label 42 are It is located on a straight line along the moving direction of the directional ring portion 23. That is, the auxiliary gauge label 43 is for indicating a distance in a direction orthogonal to the moving direction of the direction wheel portion 23 between one side 47a of the triangle mark 47 and the other sides 47b and 47c. .

  The inner cylinder 31 of the directional ring portion 23 is provided with an alignment instruction section 55 for attaching the gauge label 42 to the outer surface of the inner cylinder 31. When the gauge label 42 is attached, the gauge label 42 is attached to the outer surface of the inner cylinder 31 so that the lower end of the gauge label 42 is aligned with the positioning instruction portion 55.

  Next, the operation and the like of the wrinkle coater 1 will be described.

  For example, when adjusting the vertical position of the direction wheel portion 23, the operator rotates the operation handle 24.

  When the operator rotates the operation handle 24, the direction wheel portion 23 moves in the vertical direction with respect to the fixed portion 22 by a movement amount corresponding to the operation amount.

  At this time, the operator who is an operator visually confirms the position of the directional ring portion 23 by looking at the mark means 41, that is, the gauge label 42 and the auxiliary gauge label 43.

  At the time of this confirmation, for example, the operator knows the approximate position of the direction ring portion 23 by looking at the triangular mark 47 that is not covered by the outer cylinder 26 of the fixed portion 22 and exposed to the outside. Is possible. Further, by looking at the auxiliary gauge label 43, it is possible to know the detailed position of the directional ring portion 23.

  As described above, according to the above-described coater 1, the gauge label 42 of the marking means 41 as the display unit has the plurality of triangular marks 47 arranged in the moving direction of the direction ring part 23. Easy visual check.

  In addition, since the display mode of the triangle mark 47 located on one side of the reference position and the display mode of the triangle mark 47 positioned on the other side of the reference position are different from each other, the position of the direction ring portion 23 is further increased. Easy visual check.

  Further, the marking means 41 is provided with an auxiliary gauge label 43 for indicating a distance in a direction perpendicular to the moving direction of the direction ring portion 23 between one side 47a of the triangular mark 47 and the other sides 47b, 47c. Therefore, the position of the directional ring portion 23 can be visually confirmed easily and appropriately.

  Further, a triangular mark 47 of the gauge label 42 is provided on the inner cylinder 31 of the directional ring portion 23 of the work machine main body 2 via the label main body 46 and is covered with the outer cylinder 26 of the fixing portion 22 of the work machine main body 2. Since the hidden amount of the mark 47 changes in accordance with the movement of the directional ring portion 23 relative to the fixed portion 22, for example, by looking at the exposure amount of the triangular mark 47, the position of the directional ring portion 23 can be visually checked very easily. I can confirm.

  Next, FIG. 7 shows a second embodiment of the present invention.

  The triangular marks 47 of the gauge label 42 of the marking means 41 according to this embodiment are all right triangles having the same size, for example.

  The direction of the triangle mark 47 above the “0” number display 48 and the direction of the triangle mark 47 below the “0” number display 48 are different from each other. It is vertically symmetrical.

  For this reason, the triangular mark 47 above the “0” number display 48 has one side 47a positioned along the vertical direction and another side 47b positioned along the direction inclined with respect to the vertical direction, And a remaining side 47c located along the horizontal direction. Further, a triangular mark 47 below the “0” number display 48 indicates one side 47a positioned along the vertical direction, another side 47c positioned along the direction inclined with respect to the vertical direction, And a remaining side 47b positioned along the direction.

  Next, FIG. 8 shows a third embodiment of the present invention.

  The triangular mark 47 of the gauge label 42 of the marking means 41 according to this embodiment is a right triangle having the same size as the second embodiment, but the second embodiment is different from the second embodiment. The direction of the triangle mark 47 is reversed.

  The triangular mark 47 above the “0” number display 48 indicates one side 47a positioned along the vertical direction, another side 47c positioned along the direction inclined with respect to the vertical direction, And a remaining side 47b positioned along the direction. Further, the triangular mark 47 below the “0” number display 48 indicates one side 47a positioned along the vertical direction, another side 47b positioned along the direction inclined with respect to the vertical direction, And a remaining side 47c located along the direction.

  Next, FIG. 9 shows a fourth embodiment of the present invention.

  The triangular mark 47 of the gauge label 42 of the marking means 41 according to this embodiment has an isosceles triangular shape (including an equilateral triangle) as in the first embodiment, but this fourth embodiment. Then, the display mode of the triangle mark 47 positioned within the standard use range is different from the display mode of the triangle mark 47 positioned outside the standard use range.

  That is, for example, the size of the triangle mark 47 located within the standard use range is larger than the size of the triangle mark 47 located outside the standard use range. The standard use range is, for example, a fixed range centered on the reference position, and the directional ring portion 23 is usually used within this range. For example, the color of the triangle mark 47 in the standard use range and the color of the triangle mark 47 outside the standard use range are different, or the triangle mark 47 in the standard use range is hatched and the triangle mark 47 outside the standard use range is It may be different from hatching.

  Next, FIG. 10 shows a fifth embodiment of the present invention.

  The triangular mark 47 of the gauge label 42 of the marking means 41 according to this embodiment is, for example, a right triangle having the same size and direction. Each triangular mark 47 has one side 47a positioned along the vertical direction, another side 47b positioned along the direction inclined with respect to the vertical direction, and the rest positioned along the horizontal direction. Side 47c.

  Next, FIG. 11 shows a sixth embodiment of the present invention.

  The triangular mark 47 of the gauge label 42 of the marking means 41 according to this embodiment is, for example, an isosceles triangle having the same size and direction. Each triangular mark 47 is composed of one side (bottom side) 47a positioned along the vertical direction and two other sides (sides of equal length) positioned along the direction inclined with respect to the vertical direction. ) 47b and 47c. Regarding the hatching 47e in the triangular mark 47, the direction of the hatching 47e located above the straight line 47d is opposite to the direction of the hatching 47e located below the straight line 47d.

  In any of the above embodiments, the mark means 41 is not limited to the one for visually confirming the position of the directional ring portion 23. For example, the height position of the embankment means 4 that is the moving portion is visually confirmed. For this purpose, or for visually confirming the height position of the ridge forming means 5 that is a moving part may be used. For example, as the marking means 41 for visually confirming the height position of the embankment means 4, the gauge label 42 and the auxiliary gauge label 43 may be attached to the inner cylinder 37 a and the outer cylinder 37 b of the height adjusting unit 37.

  Further, the moving direction in which the moving unit moves (including rotation and rotation) is arbitrary. For example, the moving unit includes mark means 41 for visually confirming the position of the moving unit that can move in the horizontal direction. It may be configured.

  That is, for example, the mark means 41 according to the seventh embodiment shown in FIG. 12 has a lateral gauge label 42 affixed to a moving part movable in the horizontal direction, and a label main body 46 of the gauge label 42. Further, a triangle mark 47, a number display 48, and a line display 49 are provided by printing or the like. The mark means 41 has a pointer 61 that is fixed to a fixed portion (not shown) and indicates the position of the moving portion. Alternatively, the gauge label 42 may be attached to a fixed portion (not shown), and the pointer 61 may be provided on a moving portion that can move relative to the fixed portion.

  Further, as in the eighth embodiment shown in FIG. 13, for example, the auxiliary gauge label 43 in the vertical direction is attached to one of the plate portions 62 of the fixed portion and the moving portion instead of the pointer 61, and the fixed portion Alternatively, a configuration may be adopted in which a lateral gauge label 42 is attached to either of the moving parts.

  In any of the embodiments, the number of the triangle marks 47 of the mark means 41 is arbitrary, for example, may be one, and the shape of the triangle mark 47 is also arbitrary, other than an isosceles triangle shape or a right triangle shape. But you can.

  Further, the configuration is not limited to the configuration in which the gauge label 42 with the triangle mark 47 is attached, and for example, the configuration in which the triangle mark 47 is directly provided on the outer surface of the inner cylinder 31 by the marking or the like may be used.

  Further, for example, the triangular mark 47 may be provided on the inner cylinder of the fixed part, and the amount of the triangular mark 47 covered by the outer cylinder of the moving part may be changed according to the movement of the moving part relative to the fixed part.

  In addition, the configuration is not limited to the configuration in which the operator can visually recognize the mark means 41 from the rear side of the work machine such as the coater 1, and the mark means 41 may be visible from the side, upper side, or front side of the work machine. Good.

  Further, the working machine provided with the mark means 41 may be an agricultural working machine other than the jar coater 1, or a construction machine, an industrial machine, or the like.

1 A coater that is a working machine 2 A working machine body
22 Fixed part
23 Directional ring that is a moving part
41 Marking means
43 Auxiliary gauge label as auxiliary scale
47 Triangle mark

Claims (6)

A work machine body having a movable moving unit;
Mark means for visually confirming the position of the moving part,
The working device characterized in that the mark means has a triangular mark. The work machine according to claim 1, wherein the mark means has a plurality of triangle marks positioned side by side in the moving direction of the moving unit. The working machine according to claim 2, wherein a display mode of a triangle mark positioned on one side of the reference position and a display mode of a triangle mark positioned on the other side of the reference position are different from each other. The working machine according to claim 2, wherein a display mode of the triangle mark positioned within the standard use range and a display mode of the triangle mark positioned outside the standard use range are different from each other. The triangle mark
One side located along the moving direction of the moving part;
Having other sides located along a direction inclined with respect to the moving direction;
The mark means has an auxiliary scale part for indicating a distance in a direction orthogonal to the moving direction between the one side and the other side. One working machine. The work machine main body has a fixed portion and a movable portion movable relative to the fixed portion,
The triangular mark of the marking means is provided on either the fixed part or the moving part,
The amount of hiding of the triangular mark that is covered by either the fixed part or the moving part changes according to the movement of the moving part relative to the fixed part. The working machine described.

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