CN205213373U - Operation machine in paddy field - Google Patents
Operation machine in paddy field Download PDFInfo
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- CN205213373U CN205213373U CN201520967377.4U CN201520967377U CN205213373U CN 205213373 U CN205213373 U CN 205213373U CN 201520967377 U CN201520967377 U CN 201520967377U CN 205213373 U CN205213373 U CN 205213373U
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- yaw
- fulcrum
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Abstract
The utility model relates to an operation machine in paddy field, its yaw locking mechanical system's (8) simple structure and light weight. Yaw locking mechanical system (8) of the yaw action of restriction operation device have a pair of restriction part (8A) of left and right sides and control a pair of supporting components (8B), along with rising to more than the prescribed limit on the operation device, control a pair of restriction part (8A) and control a pair of connecting rod (5L) butt down, a pair of supporting components of the left and right sides (8B) messenger should restrict part (8A) and fix at the operation device, the supporting components (8B) of yaw counter roll (26) and the left and right sides joins through continuous enhancement support (7), it fixes in yaw counter roll (26) to strengthen support (7), and span between the supporting components (8B) who erects in the left and right sides.
Description
Technical field
The utility model relates to a kind of working in paddy field, and this working in paddy field utilizes linkage with can descending operation and the mode of free yaw action links apparatus for work, and this working in paddy field has yaw locking mechanism.
Background technology
With regard to having the working in paddy field of linkage and yaw locking mechanism as described above, have yielding rubber, along with apparatus for work rises to upper limit position, this yielding rubber is connected to the lower face side of pair of right and left lower link.
This yielding rubber has the support unit extended from apparatus for work side, the lower link of described working in paddy field by making yielding rubber and support unit be connected to the left and right sides, thus the yaw action of restriction apparatus for work (with reference to patent document 1).
(prior art document)
(patent document)
Patent document 1: Japanese invention Patent Application Publication " No. 09-322616, Unexamined Patent " (with reference to the 0031st section, the 0032nd section, Fig. 1 and Figure 11 to Figure 14)
Utility model content
(problem to be solved in the utility model)
With regard to the working in paddy field described in above-mentioned patent document 1, there is yaw locking mechanism, this yaw locking mechanism is connected to lower link by making yielding rubber and support unit, thus the yaw action of restriction apparatus for work, therefore, the bond sites of connection support part part and apparatus for work is easily subject to the effect of larger external force.Therefore, need the thickness etc. increasing apparatus for work itself, thus overall weight may be caused to increase, still have room for improvement in this.
The purpose of this utility model is to make the simple structure of yaw locking mechanism and light weight.
(scheme of dealing with problems)
Of the present utility modelly be characterised in that to have: travel machine body, can traveling be moved, apparatus for work, is made up of seeding transplantation apparatus or live broadcast device, and descending operation linkage, described apparatus for work is made to carry out lifting action relative to described travel machine body, described apparatus for work has yaw fulcrum, described yaw fulcrum is bearing in the mode of freely rotating the cannula portion that described linkage has, described apparatus for work is by link around the mode of the free yaw action in the yaw axle center of fore-and-aft direction, described linkage has the upper connecting rod and pair of right and left lower link that are positioned at upper side, described lower link is positioned at the left and right sides of described yaw fulcrum, and be positioned at the position of on the lower side more inclined to described upper connecting rod, between described linkage and described apparatus for work, there is yaw locking mechanism, described yaw locking mechanism limits the yaw action of described apparatus for work, described yaw locking mechanism has pair of right and left limiting part and pair of right and left support unit, support unit described in pair of right and left makes described limiting part be fixed on described apparatus for work, along with described apparatus for work rises to more than prescribed limit, limiting part described in pair of right and left abuts with lower link described in pair of right and left, the described support unit of described yaw fulcrum and the left and right sides is linked by continuous print reinforced support, described reinforced support is fixed on described yaw fulcrum, and between the described support unit being erected at the left and right sides.
According to the utility model, as yaw locking mechanism, not only there is the limiting part that abuts with lower link and make this limiting part be fixed on the support unit of apparatus for work, also be there is the structure of the support unit being linked yaw fulcrum and the left and right sides by continuous print reinforced support.Therefore, with increase on the whole apparatus for work, support unit thickness in the hope of improve intensity situation compared with, can by structure is comparatively simple and the structure of light weight improves intensity.That is, when by linkage being lifted apparatus for work, the position of yaw fulcrum and support unit is the easy direct acting position of external force, owing to linking yaw fulcrum and support unit with reinforced support, therefore, the external force produced along with apparatus for work is lifted is reinforced support and shares, and is thus easy to avoid the thickness of apparatus for work and support unit to increase.
In the utility model, as preferably, described reinforced support has embedded hole portion, and described embedded hole portion is fitted in described yaw fulcrum.
Further, as preferably, described reinforced support has and connects face, described connect close the described yaw fulcrum of face and the described support unit of the left and right sides in the face of to, described reinforced support, by described connections, facial and described support unit links.
Further, as preferably, described reinforced support is formed as curved shape, and described curved shape is the shape of the upper side walking around power transmission shaft, and described power transmission shaft is bearing in bearing portion.
Accompanying drawing explanation
Fig. 1 is the left side view of riding type rice transplanter.
Fig. 2 is the left side view representing the linkage connecting travel machine body and seeding transplantation apparatus.
Fig. 3 is the partial cutaway side views representing installation position and yaw locking mechanism seeding transplantation apparatus being arranged on linkage.
Fig. 4 is the front view representing yaw locking mechanism.
Fig. 5 is the exploded perspective view representing the reinforced support being positioned at yaw locking mechanism.
Fig. 6 is the front view of the installation position of the slide plate protection department representing seeding transplantation apparatus.
Description of reference numerals
1: travel machine body
2: apparatus for work
4: supporting station
5: linkage
5T: upper connecting rod
5L: lower link
7: reinforced support
7A: left and right directions flat panel like portion
7B: fore-and-aft direction flat panel like portion
8: yaw locking mechanism
8A: limiting part
8B: support unit
17: power transmission shaft
26: yaw fulcrum
55: cannula portion
70: embedded hole portion
71: connect face
Z1: yaw axle center
Embodiment
Below, the example of description to embodiment of the present utility model is with reference to the accompanying drawings described.
In description of the present embodiment, if no special instructions, fore-and-aft direction and left and right directions as described below.That is, the direct of travel (the arrow F with reference to Fig. 1) of advance side when body operation travels is " front ", the direct of travel (the arrow R with reference to Fig. 1) retreating side is " afterwards ", on this fore-and-aft direction with posture forward for benchmark, the direction of right side correspondence is " right side ", equally, the direction of left side correspondence is " left side ".
(overall structure of riding type rice transplanter)
Fig. 1 represents the left surface of the riding type rice transplanter of the example as working in paddy field of the present utility model.
This riding type rice transplanter has self-propelled travel machine body 1, described travel machine body 1 has the trailing wheel 11R that pair of right and left steering operation and the front-wheel 11F freely driven and pair of right and left freely drive in the below of organism frame 10, receive the power from the engine E being loaded in organism frame 10, drive described front-wheel 11F and trailing wheel 11R.
With regard to travel machine body 1, have power part 13 at front part of a body, power part 13 is built-in with engine E, is equipped with preparation seedling carrying stand 14 in the left and right sides of power part 13.At the rear side of power part 13 and the central portion of the fore-and-aft direction in travel machine body 1, have and take Drive Section, described in take Drive Section there is steering tiller 15 and driver seat 12, steering tiller 15 couples of front-wheel 11F carry out steering operation.At the rear portion of travel machine body 1, be supported with seeding transplantation apparatus 2 (being equivalent to apparatus for work) via linkage 5 in the mode be freely elevated, linkage 5 has lifting action hydraulic cylinder 52.
There is the riding type rice transplanter of said structure by the rice shoot of seeding transplantation apparatus 2 to farmland transplanting paddy rice etc.
Seeding transplantation apparatus 2 has seedling carrying stand 20 and service tank 21, and service tank 21 transmits the power from engine E.The power inputing to service tank 21 distributes the drive unit (not shown) etc. being supplied to 3 transmission cases 22, being bearing in the transplanting case 23 at each transmission case 22 rear portion, a pair transplanting arm 24 had at the two ends of transplanting case 23 and seedling carrying stand 20 in the mode of freely turning round driving.
Link in the front portion of organism frame 10 and be fixed with gearbox 3, gearbox 3 axle support front wheel 11F, at the rear portion of organism frame 10 the mode of yaw can be supported with rear car axle box 3B, trailing wheel 11R is equipped in the left and right sides of rear car axle box 3B.Be passed to power in gearbox 3 through spacing in the rows gear (not shown) etc., and be passed to the seeding transplantation apparatus 2 of operation drive system via power transmission shaft 17.
In addition, although not shown, apparatus for work can not be also seeding transplantation apparatus 2, and is belong to that to intercut be the seeding apparatus of apparatus for work, and now, transmission of power is to this seeding apparatus.
(linkage)
The linkage 5 seeding transplantation apparatus 2 being carried out to descending operation has following structure.
As depicted in figs. 1 and 2, linkage 5 is made up of upper connecting rod 5T and lower link 5L, and upper connecting rod 5T has pair of right and left linkage component 50,50, and lower link 5L has pair of right and left linkage component 51,51.Upper connecting rod 5T and lower link 5L rearward end are separately attached at vertical connecting rod 5V respectively.Seeding transplantation apparatus 2 is to link towards the mode of z1 free left and right, the yaw axle center yaw of posture the bottom being bearing in this vertical connecting rod 5V around front and back.
As shown in Figure 3, in the front portion of the service tank 21 of seeding transplantation apparatus 2, be integrally formed with yaw fulcrum 26, yaw fulcrum 26 has the yaw axle center z1 along body fore-and-aft direction.This yaw fulcrum 26 inserts the cannula portion 55 of the bottom being positioned at vertical connecting rod 5V, this yaw fulcrum 26 is via ball bearing 27, be bearing in described cannula portion 55 in the mode of freely rotating around yaw axle center z1, ball bearing 27 is as the parts of bearings at both ends of axis direction being located at yaw fulcrum 26.
Power transmission shaft 17 has universal joint 18 in the centre position of its length direction, and power transmission shaft 17 is connected to described seeding transplantation apparatus 2, thus allows seeding transplantation apparatus 2 to carry out yaw action around yaw axle center z1 in the manner.
The front of upper connecting rod 5T is attached at supporting station 4, and supporting station 4 erects the rear portion side in travel machine body 1 and erects in the upside of organism frame 10.Inserted pivot suspension axle 43 on the top of supporting station 4, pivot suspension axle 43 is in the lateral direction along axle center x1.The leading section of upper connecting rod 5T and the leading section of lifting action hydraulic cylinder 52 are attached at this pivot suspension axle 43 in free mode in relative rotation, and described hydraulic cylinder 52 is positioned at each linkage component 50,50 each other.
In the rear end side of upper connecting rod 5T, linkage component 50,50 and vertical connecting rod 5V can mode link in relative rotation, link the axle center x3 that fulcrum shaft 53 has left and right directions via link fulcrum shaft 53.
As shown in Figures 1 to 4, lower link 5L is made up of pair of right and left linkage component 51,51, and linkage component 51,51 is made up of square tube part.
The leading section of each linkage component 51,51 is fitted in horizontal pivot suspension axle 47, and horizontal pivot suspension axle 47 is arranged on the rear portion of organism frame 10.The leading section of each linkage component 51,51 is linked by with the mode pivot suspension that can rotate around axle center x2 in left-right direction.
As shown in Figures 2 and 3, the rearward end of lower link 5L is attached at the bottom of vertical connecting rod 5V via connection shaft 54, connection shaft 54 has the axle center x4 of left and right directions.Pair of right and left linkage component 51,51 and vertical connecting rod 5V with can around the axle center x4 of connection shaft 54 in relative rotation mode be attached at described connection shaft 54.
(yaw locking mechanism)
As shown in Figures 2 to 5, the riding type rice transplanter of present embodiment has yaw locking mechanism 8, and yaw locking mechanism 8 is abutted by the linkage component 51,51 of the left and right sides with lower link 5L, the yaw action of restriction seeding transplantation apparatus 2.
This yaw locking mechanism 8 has pair of right and left limiting part 8A and pair of right and left support unit 8B, pair of right and left support unit 8B makes described limiting part 8A be fixed on seeding transplantation apparatus 2, along with seeding transplantation apparatus 2 rises to more than the prescribed limit in the lifting action scope of linkage 5, pair of right and left limiting part 8A abuts with the pair of right and left linkage component 51,51 of lower link 5L.
Limit the use of on limiting part 8A has limiting part 80 and under limit the use of limiting part 81, on limit the use of limiting part 80 the lifting action scope of linkage 5 upper limit position restriction seeding transplantation apparatus 2 yaw action, under limit the use of limiting part 81 limits described seeding transplantation apparatus 2 yaw action in the lower position of lifting action scope.
Support unit 8B is made up of the carriage member 82 of plate-shape metal, carriage member 82 has pedestal portion 82a, the upper surface side of pedestal portion 82a can install limit the use of limiting part 80 and under limit the use of limiting part 81, support unit 8B is positioned on the extended line of the movement locus of each linkage component 51,51, and with each linkage component 51,51 subtend.
Lower link 5L, as shown in the dotted line of the inclined downward forward of Fig. 3, under the state arriving the upper limit position of lifting action scope, above limits the use of limiting part 80 and abuts with the face down of the linkage component 51,51 of the left and right sides of lower link 5L at linkage 5.This limits the use of limiting part 80 and there is elastic component 80a, elastic component 80a by can volume elasticity be out of shape rubber or synthetic resin material form.Be pasted with in the upper surface side of the close lower link 5L of elastic component 80a and alleviate wearing and tearing metal contact plate 80b, the upper surface of this contact plate 80b is the face abutted with the face down of the linkage component 51,51 of the left and right sides.The lower face side of elastic component 80a is bearing in carriage member 82, and carriage member 82 thereon face side has pedestal portion 82a.Carriage member 82 is fixed on the front portion of seeding transplantation apparatus 2.
In addition, with regard to elastic component 80a, with the upper surface of lower link 5L subtend and be loaded in carriage member 82 lower surface for circular, elastic component 80a is relative to the thickness far and near moving direction of lower link 5L with regulation, but be not simple cylindric, but be formed as the drum type shown in Fig. 3 and Fig. 4.That is, axis direction is along the far and near moving direction relative to lower link 5L, the diametric section orthogonal with this axis direction is circular, but position is in the axial direction different, diameter is also different, and elastic component 80a is formed as upper surface and becomes large drum type with the diameter of lower surface gradually compared with the diameter of the pars intermedia of axis direction.
In addition, the shape of elastic component 80a also can not be drum type, and be formed as inverse taper shape etc. compared with upper surface side the closer to the shape that the diameter of lower face side is less, described inverse taper shape specifically refers to, at the far and near moving direction relative to lower link 5L, compared with being connected to the diameter of lower link 5L side, the diameter away from lower link 5L side is little.
As mentioned above, above limit the use of the shape that limiting part 80 is formed as less the closer to lower side profile diameter compared with upper surface side, its reason is as follows.On limit the use of limiting part 80 upper surface not start under completely parallel state and terminate and the contacting of the face down of linkage component 51,51, contact condition during abutting changes in the lifting range of linkage 5.Therefore, when the upper surface above limiting the use of limiting part 80 starts to contact with the face down of linkage component 51,51 under in nonparallel state, this limits the use of the upper surface side of limiting part 80, with be formed as compared with simple columned situation, particularly more easily producing elastic deformation at the periphery of the bearing of trend along linkage component 51,51.
When linkage 5 arrives the lower position of lifting action scope, namely when lower link 5L is the state shown in solid line of forward upward inclination of Fig. 3, under limit the use of limiting part 81 and abut with the face down of the linkage component 51,51 of the left and right sides of lower link 5L, thus the yaw action of seeding transplantation apparatus 2 to be limited in prescribed limit.Limit the use of limiting part 81 under this and have elastic component 81a, elastic component 81a is made up of the rubber or synthetic resin material that can carry out volume elasticity distortion.
In addition, the upper surface limiting the use of the elastic component 81a of limiting part 81 under this is also pasted with and alleviates wearing and tearing metal contact plate 81b.This contact plate 81b is identical with the outside diameter of elastic component 81a or slightly large.The upper surface of this contact plate 81b is the bearing surface in the face down of the linkage component 51,51 being connected to the left and right sides.The lower face side of elastic component 81a is bearing in carriage member 82, and carriage member 82 thereon face side has pedestal portion 82a.
(reinforced support)
Pair of right and left carriage member 82 is the component parts of yaw locking mechanism 8, yaw fulcrum 26 by linkage 5 so that the mode of yaw action supporting can be suspended in midair, pair of right and left carriage member 82 and yaw fulcrum 26, except seeding transplantation apparatus 2 itself, are also attached at reinforced support 7.
This reinforced support 7 has left and right directions flat panel like portion 7A and fore-and-aft direction flat panel like portion 7B, left and right directions flat panel like portion 7A intersects with the axis direction of yaw fulcrum 26, fore-and-aft direction flat panel like portion 7B rearward bends from the end of the left and right directions of described left and right directions flat panel like portion 7A, and when overlooking, this reinforced support 7 is in flute profile.
Plate-shaped member on the direction that left and right directions flat panel like portion 7A is intersected by the axis direction with yaw fulcrum 26 is formed, and this left and right directions flat panel like portion 7A has embedded hole portion 70 at the central portion of left and right directions, and embedded hole portion 70 is fitted in yaw fulcrum 26.
This embedded hole portion 70 inserts the peripheral part of side partially on the front, the outer position of the cannula portion 55 that is embedded in the ratio linkage 5 of the yaw fulcrum 26 shown in Fig. 3, namely inserts the peripheral part of ratio ball bearing 27 side partially being on the front embedded in the protrusion side of yaw fulcrum 26.In this condition, with regard to the left and right directions flat panel like portion 7A with embedded hole portion 70, its rear side is connected to the ball bearing 27 of described protrusion side thus restriction site, its front side is fixed by fixed head 72 and set bolt 73, described fixed head 72 is arranged on the projecting ends of yaw fulcrum 26, described set bolt 73 is twisted and is connected on internal thread hole portion 26a, thus fixing described fixed head 72, internal thread hole portion 26a is formed in the projecting ends of yaw fulcrum 26.
The length of the left and right directions between left and right directions flat panel like portion 7A has across the face of close described yaw fulcrum 26 side of the carriage member 82 in the left and right sides.Further, be connected with fore-and-aft direction flat panel like portion 7B at the both ends of left and right directions flat panel like portion 7A, have at fore-and-aft direction flat panel like portion 7B and connect face 71, connect close yaw fulcrum 26 side of face 71 and the carriage member 82 of the left and right sides faced by.
With many bolt and nuts 74, this is connected face 71 and link the face being fixed on close yaw fulcrum 26 side of the carriage member 82 of the left and right sides.
Be provided with the bearing portion (not shown) of power transmission shaft 17 at the service tank 21 of seeding transplantation apparatus 2, power transmission shaft 17 transmits the power from the engine E in travel machine body 1.This bearing portion is same with yaw fulcrum 26, and near the central portion being arranged on the left and right directions of seeding transplantation apparatus 2, therefore, power transmission shaft 17 is positioned at the lower side of yaw fulcrum 26, and when overlooking, power transmission shaft 17 is overlapping with yaw fulcrum 26.
As shown in Figure 4, with regard to reinforced support 7, the connection face 71 at both ends, left and right links the carriage member 82 being fixed on the left and right sides, and carriage member 82 is positioned at the position lower than yaw fulcrum 26.And, curved shape is formed at the left and right directions flat panel like portion 7A being positioned at centre position, this curved shape is the shape of the upper side walking around power transmission shaft 17, power transmission shaft 17 is bearing in described bearing portion, thus left and right directions flat panel like portion 7A is being fixed on yaw fulcrum 26 than on power transmission shaft 17 and the high position of universal joint 18.
Further, as shown in Figure 4 and Figure 5, the above-below direction width L1 at the position of embedded hole portion 70 existence of left and right directions flat panel like portion 7A is wider than the above-below direction width L2 of fore-and-aft direction flat panel like portion 7B.
By having the reinforced support 7 of said structure, can strengthen service tank 21.
That is, along with the vertical motion of linkage 5, the limiting part 8A being connected to the left and right sides of the linkage component 51,51 of the left and right sides is subject to External Force Acting down.Further, yaw fulcrum 26 is subject to External Force Acting upward, and this External Force Acting is upward produced for above lifting described yaw fulcrum 26 by the cannula portion 55 of linkage 5.Therefore, if do not have reinforced support 7, act on limiting part 8A external force down and in contrast to this for the external force upward that yaw fulcrum 26 is lifted all being acted on the service tank 21 of seeding transplantation apparatus 2.
But, by having above-mentioned reinforced support 7, the external force down acting on the limiting part 8A of the left and right sides does not directly act on yaw fulcrum 26 via service tank 21 itself, and, for the active force upward for above lifting yaw fulcrum 26, external force down to active force upward to the direction of cancelling out each other namely direction down act on, therefore, it is possible to alleviate the described external force and active force that act on service tank 21 itself.
(installing component of slide plate protection department)
As shown in Figure 6, in the end being provided with crossing frame 28 longer on the left and right directions of slide plate protection department 29 of seeding transplantation apparatus 2, the installing component 30 of slide plate protection department 29 is welded with.This installing component 30 is welded on the end of crossing frame 28 in the following manner, thus makes this installing component 30 be securely fixed in the end of crossing frame 28.Described mode is as follows, the above-below direction not only intersected at the length direction with crossing frame 28 has sealing wire 31, and also have sealing wire 32 on the left and right directions of the length direction along crossing frame 28.
(other embodiments)
In the above-described embodiment, show the structure at reinforced support 7 with embedded hole portion 70, embedded hole portion 70 is fitted in yaw fulcrum 26, but the utility model is not limited to this structure.
Such as, although not shown, also can form notch part, described notch part snaps in from the upper side of yaw fulcrum 26 or lower side, can also arrange wrist in yaw fulcrum 26 side and carry out bolt link etc., can adopt suitable link structure.That is, as long as a part for reinforced support 7 can be made to be attached at the structure of yaw fulcrum 26.
Other structures are identical with above-mentioned embodiment.
(utilizability in industry)
As the utility model the working in paddy field that is suitable for, being not limited to the riding type rice transplanter carrying out rice shoot transplanting operation, also can be the riding-type seed-sowing machine to farmland sowing seed rice.
Claims (9)
1. a working in paddy field, is characterized in that,
Have: travel machine body, can traveling be moved;
Apparatus for work, is made up of seeding transplantation apparatus or live broadcast device; And
Descending operation linkage, makes described apparatus for work carry out lifting action relative to described travel machine body,
Described apparatus for work has yaw fulcrum, and described yaw fulcrum is bearing in the mode of freely rotating the cannula portion that described linkage has, described apparatus for work by link around the mode of the free yaw action in the yaw axle center of fore-and-aft direction,
Described linkage has the upper connecting rod and pair of right and left lower link that are positioned at upper side, and lower link described in pair of right and left is positioned at the left and right sides of described yaw fulcrum, and is positioned at the position of on the lower side more inclined to described upper connecting rod,
Between described linkage and described apparatus for work, have yaw locking mechanism, described yaw locking mechanism limits the yaw action of described apparatus for work,
Described yaw locking mechanism has pair of right and left limiting part and pair of right and left support unit, support unit described in pair of right and left makes described limiting part be fixed on described apparatus for work, along with described apparatus for work rises to more than prescribed limit, limiting part described in pair of right and left abuts with lower link described in pair of right and left
The described support unit of described yaw fulcrum and the left and right sides is linked by continuous print reinforced support, and described reinforced support is fixed on described yaw fulcrum, and across between the described support unit being erected at the left and right sides.
2. working in paddy field according to claim 1, is characterized in that,
Described reinforced support has embedded hole portion, and described embedded hole portion is fitted in described yaw fulcrum.
3. working in paddy field according to claim 1, is characterized in that,
Described reinforced support has and connects face, described connect close the described yaw fulcrum side of face and the described support unit of the left and right sides in the face of to, described reinforced support, by described connections, facial and described support unit links.
4. working in paddy field according to claim 1, is characterized in that,
Described reinforced support has embedded hole portion at left and right directions flat panel like portion, described left and right directions flat panel like portion intersects with the axis direction of described yaw fulcrum, described embedded hole portion is fitted in described yaw fulcrum, and, have at fore-and-aft direction flat panel like portion and connect face, described fore-and-aft direction flat panel like portion is from the end of the left and right directions of described left and right directions flat panel like portion near described apparatus for work lateral bend, described connect close the described yaw fulcrum side of face and the described support unit of the left and right sides faced by, when overlooking, described reinforced support is flute profile.
5. working in paddy field according to claim 4, is characterized in that,
The position that the described embedded hole portion of described left and right directions flat panel like portion exists is wider at the width of above-below direction than described fore-and-aft direction flat panel like portion.
6. working in paddy field according to claim 1, is characterized in that,
Described reinforced support has embedded hole portion, and described embedded hole portion is fitted in described yaw fulcrum, and when observing from the side, the position that described embedded hole portion exists is overlapping with the position that described limiting part exists.
7. working in paddy field according to claim 1, is characterized in that,
Described limiting part is made up of elastomeric element, described elastomeric element can carry out compression along with described lower link and described support unit close movement the on far and near moving direction, and, described elastomeric element is formed in the following manner, in the diameter of the bearing of trend along described lower link, with be connected to the diameter of described lower link side on described far and near moving direction compared with, the diameter away from described lower link side is little.
8. working in paddy field according to claim 7, is characterized in that,
Described limiting part is formed as drum type in the following manner, compare with the diameter of lower face side with the diameter of upper surface side, the diameter being positioned at centre position is little, described upper surface side and described lower link subtend, described lower face side is loaded in described support unit, and described centre position is the centre position of the axis direction along described far and near moving direction.
9. working in paddy field according to any one of claim 1 to 8, is characterized in that,
Described apparatus for work has the bearing portion of power transmission shaft in the lower side of described yaw fulcrum, described power transmission shaft is from described travel machine body side transferring power, described reinforced support is formed as curved shape, described curved shape is the shape of the upper side walking around described power transmission shaft, and described power transmission shaft is bearing in described bearing portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520967377.4U CN205213373U (en) | 2015-11-27 | 2015-11-27 | Operation machine in paddy field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520967377.4U CN205213373U (en) | 2015-11-27 | 2015-11-27 | Operation machine in paddy field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205213373U true CN205213373U (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520967377.4U Active CN205213373U (en) | 2015-11-27 | 2015-11-27 | Operation machine in paddy field |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842866A (en) * | 2019-04-26 | 2020-10-30 | 新东工业株式会社 | Casting device and casting system |
-
2015
- 2015-11-27 CN CN201520967377.4U patent/CN205213373U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842866A (en) * | 2019-04-26 | 2020-10-30 | 新东工业株式会社 | Casting device and casting system |
| CN111842866B (en) * | 2019-04-26 | 2023-08-01 | 新东工业株式会社 | Casting device and casting system |
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