CN204482402U - Combine - Google Patents

Abstract

The utility model provides a kind of combine, and it is easy to avoid the increase of paddy case weight and the hydraulic cylinder of wobble drive unloader is efficiently worked and compact conformation.Unloader (F) is configured to freely switch posture around the axle center (X) of horizontal direction transporting terminal part storage posture upward and transport between terminal part discharge posture toward the outer side, and be provided with the hydraulic cylinder (60) of axle center (X) fluctuate making unloader (F) around horizontal direction, this hydraulic cylinder (60) is across from walking body (A) and unloader (F), the first end of the end side of this hydraulic cylinder (60) can swingingly be supported on from walking body (A), the second end of another side swingingly can be connected to unloader (F), the second end of hydraulic cylinder (60) is connected near the connecting portion that is connected with introducing cylinder portion (30A) in the vertical cylinder portion (31) of unloader (F).

Description

Combine

The application be Kubota Corp. submit on July 31st, 2014 to Patent Office of the People's Republic of China be entitled as " combine ", divisional application that application number is the Chinese patent application of 201420428828.2.

Technical field

The utility model relates to a kind of combine, the paddy case of grain and the unloader for discharging grain is stored from walking body has at this combine, wherein, use longitudinal transport path from the end, introduction side be connected with the grain outlet of paddy case to discharge side end to be formed as the simple type unloader of linearity, and use hydraulic cylinder that this unloader is freely switched between discharge side end storage posture upward and discharge side end discharge posture toward the outer side.

Background technology

As the combine using above-mentioned simple type unloader, there are known construct as follows: such as, bucket carrier is used as the unloader that grain is discharged, and uses the hydraulic cylinder (with reference to patent document 1) for making this unloader fluctuate between discharge side end storage posture upward and discharge side end discharge posture toward the outer side.

Patent document 1:JP JP 2001-327216 publication (with reference to [0020] section, [0021] section, [0043] section and [Fig. 3], [Fig. 4], [Figure 10])

In the structure shown in patent document 1, owing to making unloader fluctuate by hydraulic cylinder, therefore in the combine with the larger paddy case of capacity, even if unloader is large-scale unloader, hydraulic cylinder also can be used easily to change the posture of unloader.

In existing structure, be connected across unloader and paddy case for making the hydraulic cylinder of unloader fluctuate.

Therefore, need to make the sidewall of paddy case have sufficient intensity and can tackle the load acting on hydraulic cylinder, thus, the weight of paddy case self may increase.

And the swing pivot of hydraulic cylinder is arranged on than unloader by certainly walking the position inside body, and another side of hydraulic cylinder is connected in the position above more close than described swing pivot the unloader being in storage posture.Therefore, hydraulic cylinder is in when it transports terminal part storage posture upward at unloader and contracts the shortest, transports terminal part stretch the longest towards during discharge posture outside body at it.

Now, than swing pivot near above position and the other end being in the hydraulic cylinder that the unloader of receiving posture is connected be positioned at the position of the swinging center away from unloader, as the stroke that hydraulic cylinder needs are very large.And, have maximum load acted on the tendency of hydraulic cylinder be in the unloader of discharging posture rise to storage posture layback time, the length direction of hydraulic cylinder is close to the length direction of unloader.Therefore, there is following shortcoming: in the active force of hydraulic cylinder shrinkage direction, act on unloader little to the component on the moving direction of storage posture side movement, power loss is large.

Utility model content

The utility model makes the hydraulic cylinder of wobble drive unloader efficiently work while being easy to avoid paddy case weight to increase, and compact conformation.

The technical scheme of the combine in the utility model has architectural feature as described below and action effect.

(solution 1)

Technical scheme according to the utility model for solving above-mentioned problem is, a kind of combine, and it is storing the paddy case of grain and the unloader for discharging the grain in described paddy case from walking body has,

Described feel trim actuator becomes to comprise and to be connected with the extending direction of the grain outlet of described paddy case and the vertical cylinder portion of straight tube-like having the introducing cylinder portion in the axle center of horizontal direction, be connected with the radial direction in this introducing cylinder portion, and be formed with grain outlet at the transport terminal part in described vertical cylinder portion, described unloader freely switches posture around the axle center of described horizontal direction between described transport terminal part storage posture upward and described transport terminal part discharge posture toward the outer side, the feature of described combine is

Across the described hydraulic cylinder from walking body and described unloader and be provided with the axle center fluctuate making described unloader around described horizontal direction,

The first end of the end side of this hydraulic cylinder swingingly can be supported on that described the second end of another side can swingingly be connected to described unloader from walking body,

The described the second end of described hydraulic cylinder is connected near the connecting portion that is connected with described introducing cylinder portion in the vertical cylinder portion of described unloader.

(effect of the utility model involved by solution 1 and effect)

According to the utility model involved by above-mentioned solution 1, owing to having the hydraulic cylinder making unloader fluctuate, even so when having relatively large unloader, also easily carry out fluctuate operation.

And in the both ends of hydraulic cylinder, the end of the opposition side of the side be connected with unloader is connected to from walking on the supporting mass that body has, instead of is connected to paddy case, therefore, it is possible to avoid the load coming from hydraulic cylinder to act on paddy case itself.Thus, the thickness without the need to the sidewall by increasing paddy case improves intensity etc., has the advantage that paddy case weight can be avoided to increase.

In addition, because the second end of hydraulic cylinder is connected near the connecting portion be connected with introducing cylinder portion in vertical cylinder portion, therefore, it is possible to make this connecting portion close to the oscillation center of unloader.Thus, just without the need to being connected to the position away from the oscillation center of unloader as this connecting portion the actuating quantity of hydraulic cylinder is increased time.Therefore, the miniaturization realizing hydraulic cylinder is conducive to.

(solution 2)

Be that the periphery in the described vertical cylinder portion of described unloader has the strengthening part strengthened described vertical cylinder portion, and the described the second end of described hydraulic cylinder is connected to described strengthening part according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model involved by solution 2 and effect)

According to the utility model involved by above-mentioned solution 2, there is the strengthening part strengthened the vertical cylinder portion of unloader, the second end of hydraulic cylinder is connected to this strengthening part, therefore also the strengthening part strengthened vertical cylinder portion can be used as the installing component of hydraulic cylinder, by the simplification of the dual-purpose implementation structure of parts.

(solution 3)

Be have the connecting portion being connected to described strengthening part according to the other technologies scheme of the present utility model for solving above-mentioned problem, the described the second end of described hydraulic cylinder is connected to this connecting portion.

(effect of the utility model that solution 3 relates to and effect)

According to the utility model involved by above-mentioned solution 3, strengthening part can be used as the installation unit of connecting portion.Therefore, even if there is hot distortion etc. when connecting portion being welded and fixed strengthening part, this hot distortion also can not feed through to the vertical cylinder portion of unloader, thus has the advantage that can be formed the syndeton of the second end with simple structure accurately.

(solution 4)

According to the other technologies scheme of the present utility model for solving above-mentioned problem be, a kind of combine, it is storing the paddy case of grain and the unloader for discharging the grain in described paddy case from walking body has, described feel trim actuator becomes to comprise and to be connected with the extending direction of the grain outlet of described paddy case and to have the introducing cylinder portion in the axle center of horizontal direction, the vertical cylinder portion of the straight tube-like be connected with the radial direction in this introducing cylinder portion, and be formed with grain discharge opening at the transport terminal part in described vertical cylinder portion, described unloader freely switches posture around the axle center of described horizontal direction between described transport terminal part storage posture upward and described transport terminal part discharge posture toward the outer side, the feature of described combine is,

Across the described hydraulic cylinder from walking body and described unloader and be provided with the axle center fluctuate making described unloader around described horizontal direction,

The first end of the end side of this hydraulic cylinder swingingly can be supported on that described the second end of another side can swingingly be connected to described unloader from walking body,

Described unloader has strengthening part, and the described the second end of described hydraulic cylinder is connected to described strengthening part.

(effect of the utility model involved by solution 4 and effect)

According to the utility model involved by above-mentioned solution 4, owing to having the hydraulic cylinder making unloader fluctuate, even so when having relatively large unloader, also easily carry out fluctuate operation.

And in the both ends of hydraulic cylinder, the end of the opposition side of the side be connected with unloader is connected to from walking on the supporting mass that body has, instead of is connected to paddy case, therefore, it is possible to avoid the load coming from hydraulic cylinder to act on paddy case itself.Thus, the thickness without the need to the sidewall by increasing paddy case improves intensity etc., has the advantage that paddy case weight can be avoided to increase.

In addition, owing to having the strengthening part strengthened the vertical cylinder portion of unloader, the second end of hydraulic cylinder is connected to this strengthening part, therefore also the strengthening part strengthened vertical cylinder portion can be used as the installing component of hydraulic cylinder, by the simplification of the dual-purpose implementation structure of parts.(solution 5)

Be have the connecting portion being connected to described strengthening part according to the other technologies scheme of the present utility model for solving above-mentioned problem, the described the second end of described hydraulic cylinder is connected to this connecting portion.

(effect of the utility model that solution 5 relates to and effect)

According to the utility model involved by above-mentioned solution 5, strengthening part can be used as the installation unit of connecting portion.Therefore, even if there is hot distortion etc. when connecting portion being welded and fixed strengthening part, this hot distortion also can not feed through to the vertical cylinder portion of unloader, thus has the advantage that can be formed the syndeton of the second end with simple structure accurately.

(solution 6,7)

Be that the described the second end of described hydraulic cylinder is connected near the described introducing cylinder portion of described unloader according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(solution 6, the effect of the utility model involved by 7 and effect)

According to above-mentioned solution 6, the utility model involved by 7, the second end of hydraulic cylinder is connected near the connecting portion that is connected with introducing cylinder portion in vertical cylinder portion, therefore, it is possible to make this connecting portion close to the oscillation center of unloader.Thus, just without the need to being connected to the position away from the oscillation center of unloader as this connecting portion the actuating quantity of hydraulic cylinder is increased time.Therefore, the miniaturization realizing hydraulic cylinder is conducive to.

(solution 8)

According to the other technologies scheme of the present utility model for solving above-mentioned problem be, described hydraulic cylinder is arranged along the described left and right directions from walking body, with the position of first end described in each end making its telescopic direction compared with described the second end by inside body.

(effect of the utility model involved by solution 8 and effect)

According to the utility model involved by above-mentioned solution 8, first end due to hydraulic cylinder is positioned at the position inside by body compared with the second end, so the expanding-contracting action of hydraulic cylinder can be transformed into the rotary motion of the swinging center around unloader, thus reliably make unloader fluctuate.

(solution 9,10)

According to the other technologies scheme of the present utility model for solving above-mentioned problem be, the position of first end described in each end that described hydraulic cylinder is set to its telescopic direction compared with described the second end near top.

(solution 9, the effect of the utility model involved by 10 and effect)

According to above-mentioned solution 9, utility model involved by 10, first end side due to hydraulic cylinder is positioned at the position higher than the second end side, so the driving force that hydraulic cylinder produces is easy to act on unloader efficiently, there is the advantage being easy to the posture changing operation carrying out unloader with less hydraulic cylinder.

That is, the supporting side of such as hydraulic cylinder is positioned at the position lower than unloading pusher side, then when the unloader driving load be in for hydraulic cylinder becomes maximum discharge posture, the line of force of active force on the pull-up direction produced by hydraulic cylinder becomes very little with the crossing angle of the length direction of unloader.Therefore, in the active force on the pull-up direction produced by hydraulic cylinder, the component that the direction to lifting unloader acts on becomes minimum.To this, in the utility model that first end on the supporting side of hydraulic cylinder is higher than the second end position as unloading pusher side, the line of force of active force on the pull-up direction that produced by hydraulic cylinder and the crossing angle of the length direction of unloader can be made to become enough large, thus the component that the direction to lifting unloader act on become greatly.Thereby, it is possible to utilize the driving force of hydraulic cylinder efficiently.

(solution 11)

Be that the described the second end of described hydraulic cylinder is connected to described unloader in the position compared with the cylinder axle center in the described vertical cylinder portion with described unloader outside body according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model involved by solution 11 and effect)

According to the utility model involved by above-mentioned solution 11, hydraulic cylinder is set with the second end of hydraulic cylinder state be positioned at by body outer fix compared with the cylinder shaft core position in the vertical cylinder portion of unloader, therefore there is the advantage being easy to the close configuration on body left and right directions by supporting mass and unloader.

That is, be positioned at the position outside by body by the second end of hydraulic cylinder making first end be supported on supporting side compared with the cylinder shaft core position in the vertical cylinder portion of unloader, the center line of hydraulic cylinder becomes the inclination attitude crossing with the plumb line of the swinging center of unloader.Therefore, even if the close configuration on body left and right directions by supporting mass and unloader, also can be easy to make the expanding-contracting action of hydraulic cylinder effectively become the active force making unloader carry out fluctuate.

(solution 12)

Be that the described the second end of described hydraulic cylinder is connected to described unloader in the position compared with the cylinder axle center in the described vertical cylinder portion with described unloader on front side of body according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model involved by solution 12 and effect)

According to the utility model involved by above-mentioned solution 12, be easy to unloader to arrange by rear side of body as much as possible, there is the advantage that the free space be easy on rear side of by body is used as the space of unloader fluctuate effectively.

(solution 13)

According to the other technologies scheme of the present utility model for solving above-mentioned problem be, when described unloader is in storage posture, the described the second end of described hydraulic cylinder is connected to described unloader in the position compared with the described outer end certainly walking body inside body.

(effect of the utility model involved by solution 13 and effect)

According to the utility model involved by above-mentioned solution 13, when unloader is in storage posture, the second end of hydraulic cylinder is being connected to unloader by the position inside body with described from walking compared with body, therefore has and is easy to avoid this connecting portion to the protruding outside and advantage that is that contact with other objects of body.

(solution 14)

Be that, when described unloader is in storage posture, the second end of described hydraulic cylinder is connected to described unloader in the position compared with the outer end of described paddy case inside body according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model involved by solution 14 and effect)

According to the utility model involved by above-mentioned solution 14, when unloader is in storage posture, the second end of hydraulic cylinder is being connected to described unloader by the position inside body compared with the outer end of paddy case, therefore has and is easy to avoid this connecting portion to the protruding outside and advantage that is that contact with other objects of body.

(solution 15)

According to the other technologies scheme of the present utility model for solving above-mentioned problem be, have the receiving portion of the storage posture supporting described unloader, the connecting portion being connected with the described the second end of described hydraulic cylinder is set to compared with the position of described receiving portion near below.

(effect of the utility model that solution 15 relates to and effect)

According to the utility model involved by above-mentioned solution 15, there is the advantage of the storage posture being easy to stably maintain unloader by receiving portion.

And the connecting portion being arranged at unloading pusher side is set to be positioned at the below of receiving portion.Thus, by being present in the receiving portion between upper and lower bracket, be easy to stably to accept supporting changes the unloader of posture storage posture by the hydraulic cylinder of the connecting portion of the installation portion and unloading pusher side that are connected to supporting side.

(solution 16)

Be that described receiving portion is connected to described from walking body according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 16 relates to and effect)

According to the utility model involved by above-mentioned solution 16, certainly walk body and there is receiving portion, therefore, it is possible to by certainly walking the installing component of body as receiving portion, by the simplification of the dual-purpose implementation structure of parts.

(solution 17)

Be that be provided with the described supporting mass certainly walked body and have at the rear portion of described paddy case, the described first end of described hydraulic cylinder is connected to this supporting mass according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 17 relates to and effect)

According to the utility model involved by above-mentioned solution 17, supporting mass and hydraulic cylinder are all positioned at the rear side of paddy case, therefore have the unloader be easy to being positioned on rear side of this paddy case and assemble the advantage disassembling operation, maintenance activity.

(solution 18)

Be that the described first end of described hydraulic cylinder is connected in the position compared with the central axis of the above-below direction with described supporting mass on rear side of body according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 18 relates to and effect)

According to the utility model involved by above-mentioned solution 18, when the rear side of supporting mass arranges unloader, be easy to make hydraulic cylinder to arrange near unloader along the central axis of the central axis of supporting mass, unloader when side-looking as much as possible.

(solution 19)

Be that the described first end of described hydraulic cylinder is connected in the position compared with the central axis of the above-below direction with described supporting mass outside body according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 19 relates to and effect)

According to the utility model involved by above-mentioned solution 19, make the connecting portion be connected with supporting mass of hydraulic cylinder as far as possible by outside body, do one's utmost to shorten until the length of hydraulic cylinder required when unloader becomes the discharge posture lied prostrate down outside body, thus there is the advantage realizing hydraulic cylinder densification.

(solution 20,21)

Be have the installation portion being connected to described supporting mass according to the other technologies scheme of the present utility model for solving above-mentioned problem, the described first end of described hydraulic cylinder is connected to this installation portion.

(solution 20, the effect of 21 utility models related to and effect)

According to above-mentioned solution 20, the utility model involved by 21, by installation portion is connected to supporting mass, thus has the advantage realizing simplifying supporting mass structure.And, installation portion is connected with hydraulic cylinder in the outside of the center of rotation of supporting mass, therefore have and this installation portion is installed near side, unloader position, thus shorten the distance between installation portion and the connecting portion unloading pusher side, realize the advantage of hydraulic cylinder miniaturization.

(solution 22,23)

According to the other technologies scheme of the present utility model for solving above-mentioned problem be, described installation portion have with the upper end side of the described first end of described hydraulic cylinder before and after wall portion in opposite directions, and to be made up of the parts being formed as channel-shaped.

(solution 22, the effect of 23 utility models related to and effect)

According to above-mentioned solution 22, the utility model involved by 23, the first end of hydraulic cylinder can freely swing in the lateral direction relative to supporting mass, and is tightly fitted by the installation portion of channel-shaped.

Installation portion is channel-shaped open downwards, can be arranged at supporting mass close to the state of the upper end of hydraulic cylinder as far as possible.Thus, installation bracket is set to enough high relative to the setting height(from bottom) of supporting mass, and makes the upper end of hydraulic cylinder be positioned at this position, therefore has the advantage without the need to the height of supporting mass self being set to more than necessary height.

(solution 24)

Be that there is the receiving portion of the storage posture supporting described unloader on described supporting mass according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 24 relates to and effect)

According to the utility model involved by above-mentioned solution 24, supporting mass has receiving portion, therefore, it is possible to supporting mass is used as the installing component of receiving portion, by the simplification of the dual-purpose implementation structure of parts.

(solution 25)

Be that described installation portion is arranged on position than described receiving portion near the position of top according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 25 relates to and effect)

According to the utility model involved by above-mentioned solution 25, installation portion is arranged at the top of receiving portion.Thus, by being present in the receiving portion between upper and lower bracket, be easy to stably to accept supporting changes the unloader of posture storage posture by the hydraulic cylinder of the connecting portion of the installation portion and unloading pusher side that are connected to supporting side.

(solution 26)

Be, in the periphery of described supporting mass, there is cartridge according to the other technologies scheme of the present utility model for solving above-mentioned problem, this cartridge is provided with described installation portion and described receiving portion.

(effect of the utility model that solution 26 relates to and effect)

According to the utility model involved by above-mentioned solution 26, the cartridge that the periphery of supporting mass has is provided with installation portion and receiving portion.

Therefore, setting the relative position relation of installation portion and receiving portion, and after being arranged on cartridge in advance by installation portion and receiving portion, cartridge can loaded supporting mass, thus can be convenient to make processing.

(solution 27)

Be that there is the locking mechanism of the storage posture maintaining described unloader according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 27 relates to and effect)

According to the utility model involved by above-mentioned solution 27, locking mechanism can be utilized to maintain the storage posture of unloader, therefore have in the situations such as the non-operation traveling without the need to carrying out fluctuate operation to unloader, can be easy to unloader to maintain storage posture and to go forward side by side the advantage that line stabilization travels.

(solution 28)

Be that described locking mechanism is configured to be fixed the receiving portion of storage posture of the described unloader of supporting and described unloader according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 28 relates to and effect)

According to the utility model involved by above-mentioned solution 28, receiving portion is used as a part for locking mechanism, thus there is the advantage of the structure realizing the structure simplifying locking mechanism.

(solution 29)

Be that described locking mechanism is divided into the parts of the storage side on the swaying direction being arranged at described unloader and is arranged at the parts of described receiving portion according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 29 relates to and effect)

According to the utility model involved by above-mentioned solution 29, locking mechanism is formed by the component combination of the parts and receiving portion side that unload pusher side, is therefore easy to the dual-purpose etc. realizing parts, thus is easy to the locking mechanism obtaining compact conformation.

(solution 30)

Be that described hydraulic cylinder is set to that its cylinder barrel is positioned at described first end side, its piston rod is positioned at described the second end side according to the other technologies scheme of the present utility model for solving above-mentioned problem.

(effect of the utility model that solution 30 relates to and effect)

According to the utility model involved by above-mentioned solution 30, supply and discharge with the cylinder barrel that connects of the hydraulic piping such as hydraulic tube can not have significantly fluctuate as unloader, it is connected to the supporting mass erected in vehicle body frame, therefore, with be connected to significantly fluctuate unloader piston rod side compared with, the closer to the side be connected with supporting mass, cylinder barrel is less with the wobbling action amount of the fluctuate of unloader.

Thus, the hydraulic piping being connected to cylinder barrel swings movement amount with the fluctuate of unloader also diminishes.Therefore, without the need to guaranteeing, there is around cylinder barrel the larger redundant space swinging movement for hydraulic piping, having and can realize oscillatory gearing mechanism densification.

(solution 31)

According to the other technologies scheme of the present utility model for solving above-mentioned problem be, the second end of described hydraulic cylinder can swingingly be connected to from the axle center of the described horizontal direction of described unloader to transport terminal part side away from position.

(effect of the utility model that solution 31 relates to and effect)

In the both ends of hydraulic cylinder, the end of the opposition side of the side be connected with unloader is connected to from walking on the supporting mass that body has, instead of is connected to paddy case, therefore, it is possible to avoid the load coming from hydraulic cylinder to act on paddy case itself.Thus, the thickness without the need to the sidewall by increasing paddy case improves intensity etc., has the advantage that paddy case weight can be avoided to increase.

Accompanying drawing explanation

Fig. 1 is the right view of all feeding-in combine entirety.

Fig. 2 is the vertical view of all feeding-in combine entirety.

Fig. 3 is the end view of the supporting construction representing paddy case and unloader.

Fig. 4 is the rearview of the supporting construction representing paddy case and unloader.

Fig. 5 is the longitudinal cross-sectional side view of the connecting portion of paddy case and unloader.

Fig. 6 is the rearview representing that the lower support body of supporting mass divides.

Fig. 7 is the cross-sectional plan view representing unloader and supporting construction.

Fig. 8 is the cutaway view of VIII-VIII line in Fig. 3.

Fig. 9 is the schematic diagram of the transmission system represented to paddy case transferring power.

Figure 10 is the key diagram of the position relationship representing Drive Section and discharge clutch.

Figure 11 (a) is overall vertical view and the magnified partial view of the configuration representing various operating parts in Drive Section, and Figure 11 (b) is the front view that part amplifies position, and Figure 11 (c) is the stereogram that part amplifies position.

Figure 12 (a) is the overall perspective view of observing from right back of the installation constitution of the hydraulic cylinder represented across supporting mass and unloader, and Figure 12 (b) is the stereogram of the connecting structure representing the second end.

Figure 13 (a) is the overall perspective view of observing from right front of the installation constitution of the hydraulic cylinder represented across supporting mass and unloader, Figure 13 (b) is the stereogram representing receiving portion part, and Figure 13 (c) is the stereogram representing locking mechanism part.

Figure 14 is the stereogram of the installation constitution of the hydraulic cylinder represented across supporting mass and unloader.

Description of reference numerals

10 vehicle body frames; 30A introducing cylinder portion; A 31 vertical portion; 31a parts; 36 grain discharge openings; 38 strengthening parts; 39 connection brackets; 40 supporting masses; 43 cartridges; 44 bracket for mounting; 45 receiving portions; 46 locking mechanisms; 46a parts; 60 hydraulic cylinders; 61 cylinder barrels; 62 piston rods; A is from walking body; E paddy case; F unloader; The longitudinal transport path of R; The axle center of X horizontal direction; Y central axis; Z cylinder axle center.

Embodiment

Based on figure, embodiment of the present utility model is described below.

(overall structure)

Represented by Fig. 1 and Fig. 2 is all feeding-in combine of an example as combine.

The forward position certainly walking body A that this all feeding-in combine is being travelled by pair of right and left crawler travel device 1 has Drive Section B, extracts pretreating device C, and is being admitted to by extracting the full stalk feeding type sheller unit D of the paddy stalk that pretreating device C extracts, storing the paddy case E of the grain be supplied to from sheller unit D from walking body A has.

Paddy case E by rotating around the vertical axis Y of longitudinal posture of the rear positions certainly walking body A, thus walks the work posture (posture in Fig. 2 represented by solid line) of body A and is supported with freely switching from certainly walking between maintenance posture (posture Fig. 2 represented by imaginary line) that body A crosses out being accommodated in oneself.This paddy case E has unloader F below.Unloader F so that the mode switched can be carried out between discharge side end storage posture upward and discharge side end discharge posture toward the outer side, around the swinging center X freely fluctuate of fore-and-aft direction.And, certainly walking the rearward end of body A, the vehicle body frame 10 being equivalent to the position of the rear position of paddy case E has fuel tank 4.

The lower position of the driver's seat 2 of Drive Section B is provided with engine 3, there is in the middle position of the front portion certainly walking body A the gearbox (not shown) of the crawler travel device 1 driving force from engine 3 being delivered to left and right.This gearbox has the driving force from engine 3 is carried out infinite variable speed stepless speed change device, and in keep and the driving force of the crawler travel device 1 being delivered to left and right disconnected and the steering cluth (not shown) of transmission.

Extract pretreating device C be configured to by the spinning movement of straw shift wheel 5 and lift the fringe slightly side of planting vertical paddy stalk, and cut off the root of this paddy stalk by cutter 6.Laterally transported by the paddy stalk (extracting paddy stalk) that extracts by laterally transporting screw feeder 7 and focus near the entrance in feeding portion 8, this whole stalk rearward transports by feeding portion 8 and is admitted to sheller unit D.And, extract the transverse axis heart (not shown) of pretreating device C around the rearward end side in feeding portion 8 and freely up and down swing.Extract pretreating device C and have actuators (not shown) such as carrying out this hydraulic cylinder swung up and down, by setting the oscillating quantity caused by the action of this actuator, what can regulate paddy stalk extracts height.

(taking Drive Section)

Described Drive Section B has the box like hood 11 of the upside covering described engine 3, at the upper surface of hood 11, there is driver's seat 2.The outside portion of this hood 11 is formed with gas inlet shell 11A, and the exterior side of gas inlet shell 11A is formed with the intake section 11B for sucking cooling air, is equipped with Air Filter at described intake section 11B.

The front side of driver's seat 2 is equipped with console 12, is provided with the operating parts and the turning-bar 13 doubling as the operating parts carrying out the elevating control extracting pretreating device C that double as and carry out from the course changing control walking body A in the upper surface side of console 12.

As shown in Figures 10 and 11, the side panel 14 extended from the left horizontal end position of console 12 to rear side is provided with in the left side of driver's seat 2.The upper surface 14A of the leading section of this side panel 14 is provided with main shift lever 15A and secondary gear lever 15B as the variable speed operation part 15 controlled from the travel speed walking body A.

And, in the upper surface 14A side of side panel 14, than the position of variable speed operation part 15 near rear, left and right state is side by side provided with threshing clutch lever 16A and extracts clutch lever 16B.This threshing clutch lever 16A and extract clutch lever 16B and be configured to carry out joints rupturing operation by the swing of threshing clutch lever 16A operation to the threshing clutch (not shown) of sheller unit D, is operated by the swing extracting clutch lever 16B and carries out connection rupturing operation to the clutch (not shown) that extracts extracting pretreating device C.

And, be positioned at this threshing clutch lever 16A and extract clutch lever 16B rear side panel 14 on be provided with to have installed and discharge the control box 17 of clutch lever 18.Discharging clutch lever 18 is can discharge the state of grain from unloader F for carrying out discharge clutch G described later engaging rupturing operation and stop discharging from unloader F the operating parts switched between the state of grain.

As shown in Figures 10 and 11, control box 17 is set at the position in the portion rearward of side panel 14 bloat upward than the upper surface 14A of side panel 14.The position at control box 17 place in the longitudinal direction than threshing clutch lever 16A with extract position, clutch lever 16B place near the position at rear, and is positioned at the position of the left horizontal sidepiece being equivalent to driver's seat 2.In the lateral direction, the left and right width that control box 17 is positioned at the upper surface 14A of side panel 14 is partial to the side of driver's seat 2.

Control box 17 is provided with the bar guiding piece 17A across its upper surface side and front face side.With along this bar guiding piece 17A by the mode of swinging operation, discharge clutch lever 18 winding be placed in the left and right directions of control box 17 transverse axis heart p1 can swing operatively by pivot suspension.

Thus, as shown in Figure 11 (c), discharge clutch lever 18 and be configured to hold the posture that erects that portion 18a is positioned at top rupturing operation is carried out to discharge clutch G, to fall posture before portion 18a is positioned at front to hold bonding operation is carried out to discharge clutch G.By discharge clutch lever 18 is operated bonding station, discharge the engaged operation of clutch G, the driving force from engine 3 is sent to the bottom screw feeder 21 of paddy case E, and unloader F is driven, thus discharges grain from paddy case E.When discharging clutch lever 18 and being operated into off-position, discharge the cut-off operation of clutch G, the driving force from engine 3 stops transmission, thus stops discharging grain from paddy case E.

As shown in Figure 11 (a) ~ 11 (c), there is at the horizontal sidepiece of the toe lateral of control box 17 the box like switching manipulation portion 17B installed in the mode that the right horizontal side to driver's seat 2 place is outstanding.This switching manipulation portion 17B, for installing the fluctuating console switch 19 (being equivalent to fluctuating operating parts) making unloader F lifting action, the face that 17B anterior forward upward in switching manipulation portion tilts is provided with fluctuating console switch 19.

Fluctuating console switch 19 is set to: for the first press operating part 19a to unloader F transmission climb command with for transmitting the second press operating part 19b of decline instruction in the lateral direction side by side to unloader F, and described second press operating part 19b is positioned at the side (outside body) near driver's seat 2, the first press operating part 19a is positioned at the side (inside body) away from driver's seat 2.By replacing this first press operating part 19a of pressing operation and the second press operating part 19b, fluctuating console switch 19 seesaw type swings.Seesaw type with this fluctuating console switch 19 swings, inside be loaded on being operating as connection (ON) by the switch element (not shown) that restoring type pressure-sensitive switch is formed voluntarily, being disconnected (OFF) in switching manipulation portion 17B, thus export elevating control instruction to the oscillatory gearing mechanism of unloader F and hydraulic cylinder 60.

The discharge clutch lever 18 of such configuration and the horizontal leftward position of fluctuating console switch 19 at the rear portion near driver's seat 2, and discharging the position, bar guiding piece 17A place of clutch lever 18, with adjacent state setting side by side in left-right direction.Therefore, easily operate when the driver be sitting on driver's seat 2 operates fluctuating console switch 19 or discharge clutch lever 18 etc. gropingly with left hand while the undulating state looking back at confirmation of rear view unloader F.

That is, because the position of discharging clutch lever 18 and fluctuating console switch 19 is close to each other, therefore, just can easily confirm to discharge clutch lever 18 and fluctuating console switch 19 position by moving hand a little.And, although by using the discharge clutch lever 18 and fluctuating console switch 19 that mode of operation close to each other is different, can judge that operand discharges clutch lever 18 or fluctuating console switch 19 simply.

It is left side that fluctuating console switch 19 the first press operating part 19b be set to for transmitting climb command to unloader F is positioned near the side of driver's seat 2, and the second press operating part 19a for transmitting decline instruction to unloader F is positioned at the side away from driver's seat 2.Therefore, can realize be the first press operating part 19a with the second press operating part 19b position with topple over to the right in down maneuver and extend outside body, the direction of unloader F action that erects to the left in vertical motion is consistent, thus be easy to reduce maloperation.

And, in when erecting posture above portion of the holding 18a discharging clutch lever 18 is positioned at, opening operation is carried out to discharge clutch G and is in discharge halted state, be positioned at front as portion of the holding 18a discharging clutch lever 18 and in the front time of falling posture, bonding operation carried out to discharge clutch G and is in and can discharges state.Therefore, unloader F is to discharging the conversion of state along with down maneuver, discharge clutch lever 18 also to switch along with falling forward the posture of posture to the operation can discharging state, namely unloader F and eliminating clutch lever 18 are equally along with the action of descent direction, operate consistent sensuously, therefore maloperation is few, and is easy to operation.

The turning-bar 13 being arranged on the upper surface side of console 12 is maintained a neutral stance posture in a non-operating condition, by with this neutral pose for benchmark carries out swinging operation in the lateral direction, be located at the steering cluth of gearbox in control, thus realize from walking turning to (rotation) of body A.And, controlling aforesaid actuator by operating this turning-bar 13 in the longitudinal direction, realizing the lifting extracting pretreating device C.

By operating variable speed operation part 15 in the longitudinal direction, variable speed operation being carried out to stepless speed change device, realizing the change of travel speed.Threshing clutch lever 16A is configured to, by operating in the longitudinal direction, carry out cut-out bonding operation to threshing clutch, and described threshing clutch carries out cut-out or the transmission of power to sheller unit D.Extracting clutch lever 16B is configured to by operating in the longitudinal direction, carries out cut-out bonding operation to extracting clutch, described in extract clutch and carry out power cut or transmission to extracting pretreating device C.

As shown in FIG. 9 and 10, have the discharge clutch G of the discharge system driving force from engine 3 being sent to paddy case E, described discharge clutch lever 18 is connected with this discharge clutch G in the mode operating this discharge clutch G.According to this structure, by this discharge clutch lever 18 is operated bonding station, bonding operation is carried out to discharge clutch G, the driving force from engine 3 is passed to the bottom screw feeder 21 of paddy case E, and then drive unloader F, thus realize the discharge from the grain of paddy case E.

(sheller unit)

Sheller unit D has axial flow type threshing cylinder (not shown) and Screening Treatment device (not shown), described axial flow type threshing cylinder is to extract to what be supplied to threshing chamber the mode that paddy stalk carries out threshing process, rotate around driving along the axle center from the fore-and-aft direction posture walking body A, described Screening Treatment device screens grain from the handled thing obtained through threshing process.Grain screened in this Screening Treatment device is supplied to paddy case E by device 9 of winnowing, and the grass bits etc. beyond grain fall discharge from the rear portion of Screening Treatment device to the rear certainly walking body A.

(paddy case)

As shown in Fig. 1 and Fig. 3 ~ Fig. 6, described paddy case E has the bottom screw feeder 21 rearward sent by the grain being stored in box main body 20 in the bottom of box main body 20.Be accommodated under the work posture walking body A, the major part of the diapire 20A of box main body 20 is formed as in the lateral direction to the mode that the outside certainly walking body A flows down the inclined plane that position is lower more in the outer part with the grain stored.By such structure, the position deflection of bottom screw feeder 21 is from the outside walking body A.

As shown in Figure 9, the front end of the screw conveyor shaft 21A of bottom screw feeder 21 is forwards given prominence to from the antetheca 20f of box main body 20, and the jackshaft 22 of horizontal posture is connected to this outstanding position via bevel gear 21B.

Engine power is delivered to this jackshaft 22 via the output shaft 3a of engine 3, belt gear 23 and power shaft 24.Jackshaft 22 is positioned at the lower front of box main body 20 along the antetheca 20f of case body 20.

Described discharge clutch G is configured to belt tension formula, switches transmission for the driving force of belt gear 23 or disconnection by the switching between belt tension state and relaxed state.Discharge clutch lever 18 carries out power disconnection or transmission by the tensioning of the belt regulating belt gear 23.

Described discharge clutch G is configured to belt tension formula, by the switching between belt tension state and relaxed state, carries out driving force transmission and cut-out to belt gear 23.Discharge clutch lever 18 carries out power transmission and disconnection by the tensioning of the belt regulating belt gear 23.

The rear end of screw conveyor shaft 21A of bottom screw feeder 21 compared with the rear wall 20r of box main body 20 backward side give prominence to, the axle center of this screw conveyor shaft 21A and the swinging center X of unloader F consistent with each other.

Unloader F has ancon 30 in the end, introduction side of the upstream side being equivalent to grain carriage direction, and is connected with the vertical cylinder portion 31 of the straight tube-like of the longitudinal transport path R forming linearity in the downstream of the carriage direction of this ancon 30.

The rear wall 20r of box main body 20 is fixedly connected with discharge cylinder portion 41C integratedly with rearward outstanding state, and described discharge cylinder portion 41C has the grain outlet 20B grain transported by bottom screw feeder 21 being transported to unloader F.The lower support body that this discharge cylinder portion 41C doubles as supporting mass 40 described later divides a part of 41, be formed as having the cylindrical shape of the internal diameter of the close rear wall 20r side a little taper less the closer to the grain outlet 20B side away from rear wall 20r, the axle center of its central axis and screw conveyor shaft 21A and the swinging center X of unloader F match.

Therefore, be embedded in the large diameter portion of the inner circumferential side of the rear end side being formed in discharge cylinder portion 41C by the end of the carriage direction upstream side making the ancon 30 of the oscillation center side being positioned at unloader F, the entirety comprising the unloader F of this ancon 30 can carry out wobbling action centered by described swinging center X.

As described in Fig. 3 and Fig. 5, ancon 30 has the introducing cylinder portion 30A and the export cylinder portion 30B orthogonal and connected with this introducing cylinder portion 30A that are embedded in discharge cylinder portion 41C from rear.

Therefore, ancon 30 is embedded in the discharge cylinder portion 41C be fixed on box main body 20 rotatably mountedly, and by flange part 32 and hook-shaped check plate 33 engaging diametrically of the peripheral part that is formed at introducing cylinder portion 30A, prevent from coming off in the axial direction, described hook-shaped check plate 33 makes three places be bolted in the rearward end circumference of discharge cylinder portion 41C.

(supporting construction)

Below the supporting construction of supporting mass 40 and the vertical framework 50 of use is described.

As shown in Figure 3 and Figure 6, supporting mass 40 is formed as column, has the lower support body supporting aforesaid tubular discharge cylinder portion 41C and divides 41 and be fixed on this lower support body integratedly and divide the cylindric upper support body on 41 tops to divide 42.

In supporting mass 40, lower support body divides 41 to have the hinge portion 41D embedding and be arranged at the supporting bore 10a of the above-below direction at vehicle body frame 10 rear portion in bottom, and is supported on vehicle body frame 10 rotatably mountedly.

The central axis of this hinge portion 41D and upper support body divide the central axis at the cylindric position of 42 to be positioned on same line each other, and these central axis constitute center of rotation and the vertical axis Y of paddy case E.That is, vertical axis Y becomes the center of rotation of the supporting mass 40 self that the central axis of hinge portion 41D and upper support body divide the central axis at the cylindric position of 42 consistent with the center overlooking area of supporting mass 40.And paddy case E is connected to the upper end of this supporting mass 40 via connection metal part 25, by being integrally constituted rotation, described vertical axis Y becomes the center of rotation of paddy case E.

Like this, the upper side of paddy case E is connected to the upper end of supporting mass 40 by connection metal part 25, and the lower support body that lower side is supported on supporting mass 40 via the discharge cylinder portion 41C being fixed on box main body 20 divides 41.Thus, paddy case E is can rotate around the center of rotation of supporting mass 40 and vertical axis Y in the state of upper and lower two-side supporting in supporting mass 40.

Lower support body divide 41 by have grain outlet 20B tubular discharge cylinder portion 41C, be formed at this tubular discharge cylinder portion 41C upper half side upside foot 41A, be formed at lower half side downside foot 41B, embed the hinge portion 41D of the supporting bore 10a of vehicle body frame 10 and be integrally formed and obtain.

The upper end side of upside foot 41A is connected to the bottom that upper support body divides 42, and lower end side and the upper half side of tubular discharge cylinder portion 41C are integrally formed.Upper end side and the lower half side of tubular discharge cylinder portion 41C of downside foot 41B are integrally formed, and bottom and hinge portion 41D are integrally formed.

As shown in Figure 6, lower support body divides 41 to be positioned at the mode of the position dividing the central axis at the cylindric position of 42 and the right outside side side skew of vertical axis Y-direction body from upper support body with the introducing cylinder portion 30A of the ancon 30 of the tubular discharge cylinder portion 41C and unloader F that are located thereon the pars intermedia in lower direction, the shape bent when being formed as backsight.That is, upper support body is made to divide the bottom of 42 to be obliquely installed in the mode be located outside body the closer to 41C side, tubular discharge cylinder portion with the downside foot 41B making the lower half side of tubular discharge cylinder portion 41C be connected with the upper end of hinge portion 41D with the upper half side upside foot 41A be connected of tubular discharge cylinder portion 41C.

Like this, although the introducing cylinder portion 30A of the ancon 30 of tubular discharge cylinder portion 41C, unloader F is positioned at the position dividing the right outside side side skew of the central axis Ji Zong center Y-direction body at the cylindric position of 42 from upper support body, but when overlooking as shown in Figures 7 and 8, divide the cylindrical portion of 42 overlapping with upper support body.Therefore, in the lateral direction, the upper support part 42 of supporting mass 40 is relative to the introducing cylinder portion 30A of the ancon 30 of unloader F to the inner side displacement certainly walking body A, but displacement is less.

Its result, the swinging center X of the introducing cylinder portion 30A of the ancon 30 of unloader F and upper support body can be divided the distance L2 between the central axis at the cylindric position of 42 and vertical axis Y to be set as dividing the radius sum of 42 little than the radius of introducing cylinder portion 30A and upper support body, therefore, it is possible to make the introducing cylinder portion 30A of the ancon 30 of supporting mass 40 and unloader F arrange more close in the lateral direction.

Supporting mass 40 is also connected to the vertical framework 50 erected on vehicle body frame 10.

Vertical framework 50 is formed as rectangular cylindrical, and bottom bolt connects and is fixed on vehicle body frame 10.The cross-frame member 51 extended to the horizontal sidewall of the sheller unit D being positioned at left side is connected to the upper end of this vertical framework 50, and the elongated end of cross-frame member 51 is connected and fixed on the horizontal sidewall of sheller unit D.

And the vertical upper end of framework 50 divides the above-below direction centre position of 42 to be connected by rotating engagement 52 with the upper support body of supporting mass 40.As shown in Fig. 4 and Fig. 7, this rotating engagement 52 is made up of band plate-like parts, these band plate-like parts are wound onto the periphery that upper support body divides the cylindric position of 42, supported with the state of encircling, while the rotation of permission supporting mass 40, in the horizontal direction position limitation is carried out to supporting mass 40.

(unloader)

Unloader F has vertical cylinder portion 31, and this vertical cylinder portion 31 is connected with the grain carriage direction downstream of the ancon 30 being positioned at end, introduction side.

Vertical cylinder portion 31 has the expelling tube 34 of straight tube-like in the mode of the longitudinal transport path R at Inner Constitution linearity and is arranged at the discharge screw feeder 35 of this expelling tube 34 inside, and have grain discharge opening 36 in discharge side end, grain guides to the direction orthogonal with the length direction of expelling tube 34 by this grain discharge opening 36.

Unloader F is configured to freely switch between discharge side end storage posture upward and discharge side end discharge posture toward the outer side.

As shown in Figure 4, under storage posture, the central axis Z (being equivalent to an axle center) in vertical cylinder portion 31 topples over slightly toward the inner side certainly walking body A relative to plumb line.Therefore, indulging a portion 31 when backsight is the posture tilted to the left.Under discharge posture, the central axis Z in vertical cylinder portion 31 is the posture a little near top compared with horizontal line, indulges the inclination attitude risen for right side in a portion 31 when backsight.

The base end side of discharging screw feeder 35 is configured to the double helix forming two helical members on screw conveyor shaft 35A, reliably can transport grain at this base end side.It should be noted that, screw conveyor shaft 35A is supported to and rotates freely centered by central axis Z.

A part of the screw conveyor shaft 21A of bottom screw feeder 21 inserts the introducing cylinder portion 30A inside of ancon 30, and the export cylinder portion 30B discharging the part insertion ancon 30 of screw feeder 35 is inner.The bevel gear mechanism 37 with the bevel-gear sett 37G rotated around mutually orthogonal axle center is set in ancon 30 inside, thus the driving force of this screw conveyor shaft 21A is delivered to the screw conveyor shaft 35A discharging screw feeder 35.

According to this drive structure, the driving force of bottom screw feeder 21 can be passed to via the bevel gear mechanism 37 of ancon 30 and discharge screw feeder 35.Discharge screw feeder 35 thereby, it is possible to be transported to from bottom screw feeder 21 by the grain of paddy case E, and discharge from the grain discharge opening 36 of the transport terminal of unloader F.

In this unloader F, when observing paddy case E from rear, the direction of rotation of bottom screw feeder 21 is to anticlockwise (counterclockwise).Therefore, when carrying out grain from unloader F, make this unloader F in storage posture, lift the moment of torsion in direction to vertical cylinder portion 31 effect of unloader F.

In this combine, the oscillation center of paddy case E and the central axis of supporting mass 40 and vertical axis Y are arranged at the position of the rear wall 20r near paddy case E.With this vertical axis Y for benchmark, the swinging center X of the axle center of screw conveyor shaft 21A and unloader F to be arranged on than this vertical axis Y from the position walked near lateral outer side on body A left and right directions, the central axis Z of unloader F is set in than the position of vertical axis Y near rear.

Like this, swinging center X is arranged at the lateral outer side from walking body A compared with vertical axis Y, and bottom screw feeder 21 is set to the lateral outer side skew to certainly walking body A, so the entirety of unloader F configures near from the outside portion walking body A.Under making the discharge side end of unloader F swing to the discharge posture in outside, effectively can utilize the length in the vertical cylinder portion 31 of unloader F, make grain outlet 20B be positioned at the position away from the end certainly walking body A and discharge grain.

And, as shown in Figure 4, under the state that paddy case E is in work posture and unloader F is in storage posture, the position of some overlap when the vertical cylinder portion 31 of supporting mass 40 and unloader F is arranged on backsight.Thereby, it is possible to make supporting mass 40 and unloader F close on the width walking body A, thus the space for arranging supporting mass 40 and unloader F can be saved.

(driving swing mechanism)

Below, the oscillatory gearing mechanism making unloader F fluctuate is described.

Oscillatory gearing mechanism is made up of two ejector half hydraulic cylinders 60 of telescopic drive.As shown in Figures 3 to 5, hydraulic cylinder 60 is located at unloader F and erects the supporting mass 40 on vehicle body frame 10.

That is, cylinder barrel 61 upper end being positioned at hydraulic cylinder 60 end side is connected to supporting mass 40 side, and piston rod 62 bottom being positioned at another side is connected to unloader F side.Below, the end of cylinder barrel 61 side is called first end, the end of piston rod 62 side is called the second end.

The pars intermedia position of the above-below direction of the supporting mass 40 connected at the first end of cylinder barrel 61 has tubular installation portion 40A, and this tubular installation portion 40A relatively rotates and is embedded in supporting mass 40 freely outward.This tubular installation portion 40A is used for installing bracket for mounting 44 described later and receiving portion 45.

Tubular installation portion 40A is positioned at the downside of the connecting portion being fastened on vertical framework 50 on vehicle body frame 10 and supporting mass 40 with the rotating engagement 52 of band plate-like in the installation position of supporting mass 40.The upper end side of tubular installation portion 40A is connected to the lower end side of rotating engagement 52, be fixed on the rotating engagement 52 of the band plate-like of vertical framework 50 also as preventing tubular installation portion 40A from departing from from top, and the mechanism limiting tubular installation portion 40A movement downwards works.

The first end of cylinder barrel 61 swings the bracket for mounting 44 being freely connected to the peripheral part being arranged on this tubular installation portion 40A via connecting pin 63.

The end and the second end that are positioned at the piston rod 62 of another side of hydraulic cylinder 60 swing the connection bracket 39 being freely connected to and being arranged in the vertical cylinder portion 31 of unloader F around connecting pin 64.Be embedded in position adjacent with ancon 30 in the vertical cylinder portion 31 of unloader F outside this connection bracket 39, and be installed on the strengthening part 38 of soldered fixing tubular.

In the hydraulic cylinder 60 so arranged, the first end be connected with supporting mass 40 is positioned at top and is positioned at the inner side from walking body A, and the second end be connected with unloader F is positioned at below and is positioned at the lateral outer side from walking body A.

As shown in Figure 3, the vertical axis Y of the supporting mass 40 on rear side of paddy case E is erected on during side-looking parallel with the central axis Z in the vertical cylinder portion 31 of unloader F.Unloader F separates the closely-spaced of regulation with supporting mass 40 in the longitudinal direction, and hydraulic cylinder 60 is arranged to be had in this closely-spaced space, centre line C L parallel with the central axis Z in the vertical cylinder portion 31 of unloader F with the vertical axis Y of supporting mass 40 when having a side-looking.

That is, the bracket for mounting 44 of supporting mass 40 side is rearward given prominence to than the end edge of the outer peripheral face of supporting mass 40 when side-looking, and the front-end edge of vertical cylinder portion 31 outer peripheral edges of connection bracket 39 when side-looking than unloader F of unloader F side is forwards given prominence to.Being connected to bracket for mounting 44 and the hydraulic cylinder 60 of connection bracket 39, to be mounted to its centre line C L when side-looking parallel or almost parallel with described vertical axis Y and central axis Z.

The swinging center X of unloader F is orthogonal with described vertical axis Y, central axis Z and centre line C L.Therefore, the possibility that when avoiding the unloader F fluctuate along with the flexible of hydraulic cylinder 60, hydraulic cylinder 60 is interfered with unloader F and supporting mass 40.

As shown in Figure 4, when backsight, the vertical cylinder portion 31 of unloader F, under unloader F is in storage posture, is accepted by receiving portion 45 described later with the state that its central axis Z topples over from the inner side walking body A a little relative to the vertical axis Y-direction of the supporting mass 40 erected on rear side of paddy case E.

Under this storage posture, the centre line C L of hydraulic cylinder 60, compared with the inclination of the central axis Z in the vertical cylinder portion 31 of unloader F, more tilts to the inner side certainly walking body A.

That is, the bracket for mounting 44 of supporting mass 40 side that the first end of hydraulic cylinder 60 connects is given prominence to than the outer peripheral face of supporting mass 40 to the right when backsight, and connecting pin 63 is positioned at right side ora terminalis than the outer peripheral face of supporting mass 40 near the position on right side.And the outer peripheral face of connection bracket 39 when backsight also than unloader F of the unloader F side that the second end of hydraulic cylinder 60 connects is given prominence to the right, connecting pin 64 is positioned at right side ora terminalis than the outer peripheral face of unloader F near the position on right side.The swinging center X of unloader F than the vertical axis Y of supporting mass 40 closer to the lateral outer side certainly walking body A.Its result, the left side lateral margin that vertical axis Y and swinging center X position deviation amount is in the lateral direction greater than the unloader F at the position, swinging center X place of unloader F and the left side lateral margin position deviation amount in the lateral direction of the unloader F at position contacted with receiving portion 45.Therefore, the unloader F inclined degree that supports than sustained portion 45 of hydraulic cylinder 60 is larger.

The inclination of hydraulic cylinder 60 contribute to the telescopic direction of hydraulic cylinder 60 to be set as make unloader F swimmingly fluctuate time make the line of force of hydraulic cylinder 60 close to the direction orthogonal with the central axis Z in the vertical cylinder portion 31 of unloader F as far as possible.And, owing to being provided with more outstanding than the right side ora terminalis of supporting mass 40 outer peripheral face and being connected with the bracket for mounting 44 of the first end of hydraulic cylinder 60, therefore, such as, compared with more outstanding than the left side ora terminalis of supporting mass 40 outer peripheral face with this bracket for mounting 44 situation, effectively can try one's best and shorten the length of hydraulic cylinder 60.

The second end of hydraulic cylinder 60 is connected to the connection bracket 39 be arranged on the strengthening part 38 of tubular, is embedded in position adjacent with ancon 30 in the vertical cylinder portion 31 of unloader F outside the strengthening part 38 of described tubular.Like this, connected by the position near ancon 30 in vertical cylinder portion 31, reduce the radius of turn of the second end around the track r1 of the swinging center X movement of unloader F, thus effectively can reduce the stroke of hydraulic cylinder 60.

(connecting structure of first end)

The structure with the tubular installation portion 40A of the receiving portion 45 of the bracket for mounting 44 be connected with the first end of hydraulic cylinder 60 and the storage posture supporting unloader F is as follows.

Be embedded in the outer peripheral face of supporting mass 40 and the cartridge 43 of the cylindrical shape be welded and fixed outside tubular installation portion 40A has, the outer peripheral face of this cartridge 43 is provided with bracket for mounting 44 and receiving portion 45.

As previously mentioned, the state that supporting mass 40 encircles its top with the rotating engagement 52 of band shape can be supported in relative rotation, and described rotating engagement 52 is installed on the vertical framework 50 be fixed on vehicle body frame 10.Therefore, supporting mass 40 position is in the horizontal direction limited, and supporting mass 40 can rotate relative to vehicle body frame 10.Now, tubular installation portion 40A also rotates together with supporting mass 40.

The bracket for mounting 44 of tubular installation portion 40A is arranged on top than receiving portion 45.As shown in Figure 12 to 14, bracket for mounting 44 is made up of open sides channel-shaped parts down, and the outer peripheral face excision that its horizontal sidepiece has along cartridge 43 is the horizontal end limit 44a of arc-shaped.

This horizontal end limit 44a is soldered with the state of the outer peripheral face being connected to cartridge 43, thus bracket for mounting 44 is integrally fixed on cartridge 43.

The length direction of bracket for mounting 44 is left and right directions, and more protruding outside to the horizontal right side than the horizontal margo dexter of supporting mass 40 during backsight, is formed with the inserting hole 44b of the connecting pin 63 for the first end of connecting fluid cylinder pressure 60 at this outstanding position.

At the peripheral part of cartridge 43, be provided with the receiving portion 45 of the storage posture supporting unloader F than the position on the lower, position being provided with bracket for mounting 44.

As shown in Figure 12 (a), 12 (b), receiving portion 45 is made up of the plate body being formed with reception curved recessed portion 45a and installation curved recessed portion 45b, described reception curved recessed portion 45a be in the storage posture of toppling over to the inner side certainly walking body A unloader F vertical cylinder portion 31 outer peripheral face in opposite directions, the outer peripheral face of described installation curved recessed portion 45b and supporting mass 40 is in opposite directions.

The plate body forming receiving portion 45 is formed along the plane in the direction orthogonal with the central axis in the vertical cylinder portion 31 being in the unloader F receiving posture.The state that this plate body abuts with the roughly half cycle of supporting mass 40 outer peripheral face with installation curved recessed portion 45b is soldered, thus plate body is fixed on supporting mass 40.

At reception curved recessed portion 45a, along gulf bent recess 45a inner peripheral and the whole abutting plate member 45c being welded with arc-shaped up and down of plate body, described abutting plate member 45c be in the outer peripheral face in the vertical cylinder portion 31 of receiving posture in opposite directions.Abut plate 45c by arranging like this, the area contacted with the outer peripheral face in the vertical cylinder portion 31 of unloader F increases.Its result, the outer peripheral face in vertical cylinder portion 31 possibility that is impaired, distortion diminishes.

The pin-and-hole 46b of the fixation side locking plate 46a that receiving portion 45 is provided with the channel-shaped for forming locking mechanism 46 and the plate body running through this fixation side locking plate 46a and receiving portion 45.In the outer peripheral face side in the vertical cylinder portion 31 of unloader F, and when unloader F is in storage posture and the position of upper side superimposed of described fixation side locking plate 46a be also provided with drawer at movable side locking plate 31a.On this drawer at movable side locking plate 31a, and the position corresponding with the pin-and-hole 46b of fixation side locking plate 46a side is also formed with pin-and-hole 31b when unloader F is in storage posture.

Be formed at fixation side locking plate 46a by described fixation side locking plate 46a, drawer at movable side locking plate 31a and running through, the L shape of pin-and-hole 46b, 31b of drawer at movable side locking plate 31a engages pin 46c and be configured for receiving the locking mechanism 46 that posture fixes unloader F.

Near the position of a laterally sidepiece of fixation side locking plate 46a in receiving portion 45, be also formed when unloader F not being fixed for inserting the retaining hole 45d of locking pin 46c.

(connecting structure of the second end)

The structure of the connection bracket 39 that the second end of hydraulic cylinder 60 connects is as follows.

As shown in 12 and Figure 14, connection bracket 39 is installed on the strengthening part 38 of tubular, and described strengthening part 38 is outer is fixed on position adjacent with ancon 30 in the vertical cylinder portion 31 of unloader F.

This connection bracket 39 has the first component 39A of the open channel-shaped of rear side, and this first component 39A is along the tangential direction tangent with the outer peripheral face of strengthening part 38, outstanding to the laterally right side away from strengthening part 38.With the jag of this first component 39A in opposite directions and orthogonal direction is connected with the second component 39B that cross section is crank-like, the 3rd parts 39C of channel-shaped open above the leading section of second component 39B is connected with.

And between the upper lower wall portion of first component 39A, flat 4th parts 39D is by welding across the outer peripheral face and the second component 39B that are fixed on strengthening part 38.Connection bracket 39 is formed by these first components 39A, second component 39B, the 3rd parts 39C, the 4th parts 39D.

The length direction of first component 39A is the left and right directions orthogonal with the swinging center X of unloader F, and is set to from the outer peripheral face of the strengthening part 38 the vertical cylinder portion 31 of the unloader F being in storage posture outstanding to the lateral outer side certainly walking body A.

The length direction of second component 39B extends along the direction of the swinging center X of unloader F, and with the outstanding front end of the standing piece part 39Ba in crank-like cross section and first component 39A in opposite directions, and the lower face side state in opposite directions of the horizontal direction sheet part 39Bb in crank-like cross section and first component 39A is welded and fixed second component 39B.And this second component 39B more forwards gives prominence to than the front-end edge of strengthening part 38 outer peripheral face in the vertical cylinder portion 31 of unloader F when side-looking.

3rd parts 39C is set to the grain discharge direction of open sides towards unloader F of its channel-shaped.And the 3rd parts 39C is fixedly welded on standing piece part 39Ba and the horizontal direction sheet part 39Bb of second component 39B at the position that the front-end edge than strengthening part 38 outer peripheral face is more outstanding.

The described 3rd parts 39C of the connection bracket 39 formed like this is formed with through hole 39Ca, and described through hole 39Ca has the center line of the fore-and-aft direction of the swinging center X along unloader F.The second end of hydraulic cylinder 60 is connected with described 3rd parts 39C via the connecting pin 64 being inserted through this through hole 39Ca in the mode that can swing.

Be arranged on the connection be connected with the second end is positioned at the connecting pin 63 of the bracket for mounting 44 be connected with first end below with the connecting pin 64 on bracket 39, and be positioned at the lateral outer side from walking body A.Therefore, hydraulic cylinder 60 to be set in each end of telescopic direction first end than the second end inside body and than the second end near top, the telescopic direction of hydraulic cylinder 60 is the left and right directions from walking body A when overlooking.

As shown in Figure 4, the position of the connecting pin 64 of the second end of the hydraulic cylinder 60 arranged like this is than connecting the line segment L1 of the connecting pin 63 of first end side and the swinging center X of unloader F near the lateral outer side certainly walking body A.Therefore, hydraulic cylinder 60 is punctured into the shortest under storage posture, stretches out for the longest under discharge posture.

Unloader F, from discharging posture in the process that storage posture changes, crossing the position on the plumb line of this swinging center X from upright state on the plumb line of the swinging center X of unloader F, then becoming the storage posture of toppling over slightly toward the inner side certainly walking body A.

At unloader F from discharging posture until in rising oscillating stroke upright on the plumb line of swinging center X, the grease chamber's supply pressure oil on the downside of the cylinder barrel 61 of the hydraulic cylinder 60 of wobble drive unloader F.Meanwhile, piston rod 62 can be moved to shrinkage direction from grease chamber's discharge pressure oil of upside.Now, the weight that unloader F gets back to the direction of discharging posture side is always acted on to the grease chamber of the downside of hydraulic cylinder 60, when unloader F is upright, the party's weight vanishing upwards.

Cross the position of the plumb line standing on swinging center X at unloader F and change in the oscillating stroke of storage posture, along with the banking motion of unloader F to storage posture side, the weight of unloader F makes it press to shrinkage direction to piston rod 62 effect.

Therefore, in the oscillating stroke changed to this storage posture, the responsiveness of hydraulic cylinder 60 may accelerate, but by controlling the oil extraction speed of grease chamber (not shown) discharge pressure oil on the upside of cylinder barrel 61, can the responsiveness of regulator solution cylinder pressure 60.

At unloader F from the decline of the state to the plumb line standing on swinging center X that are in storage posture swings, the grease chamber's supply pressure oil on the upside of cylinder barrel 61.Meanwhile, piston rod 62 can be moved to prolonging direction from downside grease chamber (not shown) discharge pressure oil.

Now, the weight that unloader F gets back to the direction of storage posture side is always acted on to the grease chamber on the upside of hydraulic cylinder 60, when unloader F is upright, the party's weight vanishing upwards.

Cross the position of the plumb line standing on swinging center X at unloader F and change in the oscillating stroke of discharging posture, along with unloader F to the banking motion of discharging posture side, the weight of unloader F makes it pull out to prolonging direction to piston rod 62 effect.

Therefore, in the oscillating stroke changed to this discharge posture, the responsiveness of hydraulic cylinder 60 may accelerate, but by controlling the oil extraction speed of grease chamber's discharge pressure oil on the downside of cylinder barrel 61, can the responsiveness of regulator solution cylinder pressure 60.

If hydraulic cylinder 60 is single-lift, is then being configured to as mentioned above can not drive smoothly in the unloader A received slightly toward toppling over from the inner side walking body A, but if double-acting, is not then having the problems referred to above.

That is, if hydraulic cylinder 60 is single-lift and has the structure of the grease chamber's supply pressure oil on the downside of cylinder barrel 61, then to grease chamber's supply pressure oil of upside, therefore can not can not carry out unloader F and swing from the decline of the state to the plumb line standing on swinging center X that are in storage posture.

If hydraulic cylinder 60 is single-lift and has the structure of the grease chamber's supply pressure oil on the upside of cylinder barrel 61, then to downside grease chamber supply pressure oil, therefore can not can not carry out unloader F and swing from the rising of the state to the plumb line standing on swinging center X that are in discharge posture.

Hydraulic cylinder 60 of the present utility model is double-acting, therefore, it is possible to supply pressure oil to the grease chamber of either side in the upper side and lower side of cylinder barrel 61.Therefore, it is possible to carry out wobble drive to the unloader A being configured to receive slightly toward toppling over from the inner side walking body A without barrier.

(other embodiment 1)

In embodiment of the present utility model, adopt hydraulic cylinder 60 as the oscillatory gearing mechanism for making unloader F fluctuate, but be not limited to this.

Such as, as oscillatory gearing mechanism, also can be the metal wire being rolled the vertical cylinder portion 31 being connected to unloader F by winch, and on both forward and reverse directions, be driven the device of this winch by electro-motor.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 2)

In embodiment of the present utility model, enumerate the structure that supporting mass 40 freely rotates relative to vehicle body frame 10 together with paddy case E, but be not limited to this.

Also can be example structure described as follows: supporting mass 40 is fixed on vehicle body frame 10, installing between the connection metal part 25 connecting supporting mass 40 and paddy case E and described supporting mass 40 can parts of bearings etc. in relative rotation, and paddy case E relatively rotates relative to supporting mass 40.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 3)

In embodiment of the present utility model, for making the hydraulic cylinder 60 of unloader F fluctuate be located at supporting mass 40 and unloader F, but be not limited to this.

Such as, can adopt, across being disposed on supporting mass 40, the suitable structure such as hydraulic cylinder is set from the parts of the correct position walked on body A and unloader F.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 4)

In embodiment of the present utility model, the receiving portion 45 being used for the storage posture maintaining unloader F is arranged on supporting mass 40, but is not limited to this.

Such as, also can form receiving portion 45 with the other parts being different from supporting mass 40, and receiving portion 45 be arranged on from other positions walked on body A instead of be arranged at supporting mass 40.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 5)

In embodiment of the present utility model, enumerate following structure: the bracket for mounting 44 of supporting mass 40 side is more rearward given prominence to than the end edge of supporting mass 40 outer peripheral face when side-looking, the first end of hydraulic cylinder 60 is connected to this bracket for mounting 44, but is not limited to this.

Such as, the first end that also can be set to hydraulic cylinder 60 when side-looking and supporting mass 40 partly overlap.The first end that the degree of this overlap is preferably hydraulic cylinder 60 is connected on rear side of the body of the vertical axis Y of supporting mass 40.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 6)

In embodiment of the present utility model, enumerate following structure: the front-end edge of vertical cylinder portion 31 outer peripheral edges of connection bracket 39 when side-looking than unloader F of unloader F side is more forwards given prominence to, the first end of hydraulic cylinder 60 is connected to this connection bracket 39, but is not limited to this.

Such as, the second end that also can be set to hydraulic cylinder 60 when side-looking and unloader F partly overlap.The second end that the degree of this overlap is preferably hydraulic cylinder 60 is connected on front side of the body of the central axis Z of unloader F.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 7)

In embodiment of the present utility model, the structure that the discharge side end of having enumerated unloader F is toppled over to the inner side certainly walking body A when being in storage posture, but be not limited to this.

Such as, also can be configured to its discharge side end when unloader F is in storage posture and stand on the state of the swinging center X of unloader F, or the outside be configured to slightly toward certainly walking body A is toppled over.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 8)

In embodiment of the present utility model, having enumerated the hydraulic cylinder 60 carrying out expanding-contracting action is dbl act situation, but limit is not in this, also can adopt single-acting hydraulic cylinder 60.In this case, if the discharge side end being configured to unloader F is toppled over to the inner side certainly walking body A under storage posture, then the force application spring etc. making the unloader F being in storage posture get back to the position standing on swinging center X is preferably set.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 9)

In embodiment of the present utility model, locking mechanism 46 is located at unloader F and supporting mass 40, but is not limited to this.

Such as, also locking mechanism 46 can be arranged on unloader F and between the parts of correct position certainly walking body A.

Other structure can adopt the structure identical with above-mentioned embodiment.

(other embodiment 10)

In embodiment of the present utility model, cylinder barrel 61 side of hydraulic cylinder 60 is connected to supporting mass 40, piston rod 62 is connected to unloader F side, but is not limited to this.

Such as, also can be that cylinder barrel 61 side is connected to unloader F side, piston rod 62 is connected to the structure of supporting mass 40 side.

Other structure can adopt the structure identical with above-mentioned embodiment.

Industrial applicibility

The utility model is not only applicable to all feeding-in combine, also goes for half feed combine harvester.

Claims (31)

1. a combine, it is storing the paddy case (E) of grain and the unloader (F) for discharging the grain in described paddy case (E) from walking body (A) has,

Described unloader (F) is configured to comprise and is connected with the extending direction of the grain outlet of described paddy case (E) and has the introducing cylinder portion (30A) in the axle center (X) of horizontal direction, the vertical cylinder portion (31) of the straight tube-like be connected with the radial direction in this introducing cylinder portion (30A), and be formed with grain discharge opening (36) at the transport terminal part of described vertical cylinder portion (31), described unloader (F) freely switches posture around the axle center (X) of described horizontal direction between described transport terminal part storage posture upward and described transport terminal part discharge posture toward the outer side, the feature of described combine is,

Across the described hydraulic cylinder (60) from walking body (A) and described unloader (F) and be provided with axle center (X) fluctuate making described unloader (F) around described horizontal direction,

The first end of the end side of this hydraulic cylinder (60) swingingly can be supported on that described the second end of another side swingingly can be connected to described unloader (F) from walking body (A),

The described the second end of described hydraulic cylinder (60) is connected near the connecting portion that is connected with described introducing cylinder portion (30A) in the vertical cylinder portion (31) of described unloader (F).

2. combine as claimed in claim 1, is characterized in that,

The periphery of the described vertical cylinder portion (31) of described unloader (F) has the strengthening part (38) strengthened described vertical cylinder portion (31), and the described the second end of described hydraulic cylinder (60) is connected to described strengthening part (38).

3. combine as claimed in claim 2, is characterized in that,

Have the connecting portion (39) being connected to described strengthening part (38), the described the second end of described hydraulic cylinder (60) is connected to this connecting portion (39).

4. a combine, it is storing the paddy case (E) of grain and the unloader (F) for discharging the grain in described paddy case (E) from walking body (A) has,

Described unloader (F) is configured to comprise and is connected with the extending direction of the grain outlet of described paddy case (E) and has the introducing cylinder portion (30A) in the axle center (X) of horizontal direction, the vertical cylinder portion (31) of the straight tube-like be connected with the radial direction in this introducing cylinder portion (30A), and be formed with grain discharge opening (36) at the transport terminal part of described vertical cylinder portion (31), described unloader (F) freely switches posture around the axle center (X) of described horizontal direction between described transport terminal part storage posture upward and described transport terminal part discharge posture toward the outer side, the feature of described combine is,

Across the described hydraulic cylinder (60) from walking body (A) and described unloader (F) and be provided with axle center (X) fluctuate making described unloader (F) around described horizontal direction,

The first end of the end side of this hydraulic cylinder (60) swingingly can be supported on that described the second end of another side swingingly can be connected to described unloader (F) from walking body (A),

Described unloader (F) has strengthening part (38), and the described the second end of described hydraulic cylinder (60) is connected to described strengthening part (38).

5. combine as claimed in claim 4, is characterized in that,

Have the connecting portion (39) being connected to described strengthening part (38), the described the second end of described hydraulic cylinder (60) is connected to this connecting portion (39).

6. combine as claimed in claim 4, is characterized in that,

The described the second end of described hydraulic cylinder (60) is connected near the described introducing cylinder portion (30A) of described unloader (F).

7. combine as claimed in claim 5, is characterized in that,

The described the second end of described hydraulic cylinder (60) is connected near the described introducing cylinder portion (30A) of described unloader (F).

8. the combine according to any one of claim 1 ~ 7, is characterized in that,

Described hydraulic cylinder (60) is arranged along the described left and right directions from walking body (A), with the position of first end described in each end making its telescopic direction compared with described the second end by inside body.

9. the combine according to any one of claim 1 ~ 7, is characterized in that,

The position of first end described in each end that described hydraulic cylinder (60) is set to its telescopic direction compared with described the second end near top.

10. combine according to claim 8, is characterized in that,

The position of first end described in each end that described hydraulic cylinder (60) is set to its telescopic direction compared with described the second end near top.

11. combines according to any one of claim 1 ~ 7,10, is characterized in that,

The described the second end of described hydraulic cylinder (60) is connected to described unloader (F) in the position compared with the cylinder axle center (Z) of the described vertical cylinder portion (31) with described unloader (F) outside body.

12. combines according to any one of claim 1 ~ 7,10, is characterized in that,

The described the second end of described hydraulic cylinder (60) is connected to described unloader (F) in the position compared with the cylinder axle center (Z) of the described vertical cylinder portion (31) with described unloader (F) on front side of body.

13. combines as claimed in claim 10, is characterized in that,

When described unloader (F) is in storage posture, the described the second end of described hydraulic cylinder (60) is connected to described unloader (F) in the position compared with the described outer end certainly walking body (A) inside body.

14. combines as claimed in claim 10, is characterized in that,

When described unloader (F) is in storage posture, the second end of described hydraulic cylinder (60) is connected to described unloader (F) in the position compared with the outer end of described paddy case (E) inside body.

15. combines according to any one of claim 1 ~ 7,10,13,14, is characterized in that,

Have the receiving portion (45) of the storage posture of the described unloader of supporting (F), the connecting portion (39) being connected with the described the second end of described hydraulic cylinder (60) is set to compared with the position of described receiving portion (45) near below.

16. combines as claimed in claim 15, is characterized in that,

Described receiving portion (45) is connected to described from walking body (A).

17. combines according to any one of claim 1 ~ 7,10,13,14,16, is characterized in that,

Be provided with the described supporting mass (40) certainly walked body (A) and have at the rear portion of described paddy case (E), the described first end of described hydraulic cylinder (60) is connected to this supporting mass (40).

18. combines as claimed in claim 17, is characterized in that,

The described first end of described hydraulic cylinder (60) is connected in the position compared with the central axis (Y) of the above-below direction with described supporting mass (40) on rear side of body.

19. combines as claimed in claim 17, is characterized in that,

The described first end of described hydraulic cylinder (60) is connected in the position compared with the central axis (Y) of the above-below direction with described supporting mass (40) outside body.

20. combines as claimed in claim 17, is characterized in that,

Have the installation portion (44) being connected to described supporting mass (40), the described first end of described hydraulic cylinder (60) is connected to this installation portion (44).

21. combines as described in claim 18 or 19, is characterized in that,

Have the installation portion (44) being connected to described supporting mass (40), the described first end of described hydraulic cylinder (60) is connected to this installation portion (44).

22. combines as claimed in claim 20, is characterized in that,

Described installation portion (44) have with the upper end side of the described first end of described hydraulic cylinder (60) before and after wall portion in opposite directions, and to be made up of the parts being formed as channel-shaped.

23. combines as claimed in claim 21, is characterized in that,

Described installation portion (44) have with the upper end side of the described first end of described hydraulic cylinder (60) before and after wall portion in opposite directions, and to be made up of the parts being formed as channel-shaped.

24. combines according to any one of claim 18 ~ 20,22,23, is characterized in that,

Described supporting mass (40) has the receiving portion (45) of the storage posture of the described unloader of supporting (F).

25. combines as claimed in claim 24, is characterized in that,

Described installation portion (44) is arranged on position than described receiving portion (45) near the position of top.

26. combines as claimed in claim 24, is characterized in that,

In the periphery of described supporting mass (40), there is cartridge (43), this cartridge (43) is provided with described installation portion (44) and described receiving portion (45).

27. combines according to any one of claim 1 ~ 7,10,13,14,16,18 ~ 20,22,23,25,26, is characterized in that,

There is the locking mechanism (46) of the storage posture maintaining described unloader (F).

28. combines as claimed in claim 27, is characterized in that,

Described locking mechanism (46) is configured to be fixed the receiving portion (45) of storage posture of the described unloader of supporting (F) and described unloader (F).

29. combines as claimed in claim 28, is characterized in that,

Described locking mechanism (46) is divided into the parts (31a) of the storage side on the swaying direction being arranged at described unloader (F) and is arranged at the parts (46a) of described receiving portion (45).

30. combines according to any one of claim 1 ~ 7,10,13,14,16,18 ~ 20,22,23,25,26,28,29, is characterized in that,

Described hydraulic cylinder (60) is set to that its cylinder barrel (61) is positioned at described first end side, its piston rod (62) is positioned at described the second end side.

31. combines according to any one of claim 1 ~ 7,10,13,14,16,18 ~ 20,22,23,25,26,28,29, is characterized in that,

The second end of described hydraulic cylinder (60) can swingingly be connected to from the axle center (X) of the described horizontal direction of described unloader (F) to transport terminal part side away from position.