CN101472463B - Combine - Google Patents

Abstract

A combine capable of preventing a lift of ears when grain stalks are conveyed from a harvesting part to a threshing part and also preventing stagnation of the grain stalks at a supply opening of the threshing part. The harvesting part (7), which is rotatable and vertically movable, and the threshing part (4) are installed at the front of the machine body, and the threshing part is disposed behindthe harvesting part (7). A support frame (51) is disposed at the rear upper side of an ear conveyor (37). An ear guide (52) is extended from the support frame (51) to above the supply opening (4a) ofthe threshing part. A handling depth sensor (53) is fitted to the support frame (51). The ear guide (52) is fitted to a position nearer to the bases of grain plants than the handling depth sensor (53).

Description

Combine

Technical field

The present invention relates to by the stalk in the reaping part harvesting field, be used to make stalk not to be trapped in the technology of shelling inlet to gathering in the combine that stalk carries out shelling, particularly relating to by shelling portion.

Background technology

By the stalk of the reaping part of combine harvesting, be to carry by stalk root conveying mechanism such as chain and fringe point conveying plant, be fed into shelling portion accepting stalk root rear flank by the feeding chain.At this moment, as the method that makes stalk accept shelling feeding chain reposefully and import to shelling portion, the known technology (for example, with reference to patent documentation 1, patent documentation 2) that the technology that the conveying guiding parts is set is arranged and fringe point feeder is set.

Patent documentation 1: TOHKEMY 2002-171818 communique

Patent documentation 2: TOHKEMY 2006-34133 communique

Summary of the invention

Invent problem to be solved

But, in above-mentioned prior art etc., though stalk root portion about stalk, owing to be to move in the clamping successively, so can import to shelling portion reposefully, but because the fringe point carries guiding parts to be provided with along last conveying body, decontrol, become free state so the fringe nose part is transferred device in front of shelling portion supply port.Therefore, exist in the depths of shelling portion supply port one side, the fringe nose part of stalk floats from main flow direction, the situation that stalk is detained.Have, if such delay proceeds, the supply port that then leads to shelling portion is plugged again, and becomes stalk obstruction etc. and hinders the main cause that stalk is stably carried.In addition, though be to carry fringe point side forcibly in the technology of patent documentation 2, because complex structure also needs driving mechanism, cost increases, and then because carry by chain, so exist the situation of damage grain.

[0004] the present invention to be floated and then is being prevented that stalk is trapped in the invention of shelling portion supply port from main flow direction from reaping part stalk fringe point when shelling portion carries stalk in order to prevent, a kind of combine that can qurer solves above-mentioned problem is provided.

In order to solve the means of problem

[0005] problem to be solved by this invention as previously discussed, below to describing for the means that solve above-mentioned problem.

Promptly, combine involved in the present invention, possess reaping part that can rotate up and down and the shelling portion that is configured in the rear of this reaping part at front part of a body, scaffold is configured in the top, rear portion of the fringe point conveying plant that is arranged in this reaping part, be provided with fringe point guiding parts at oblique rear down to extension to this ground, shelling portion supply port top from this scaffold, this fringe point guiding parts is configured in the top of above-mentioned supply port, it is characterized in that: will handle depth transducer and be installed on this scaffold through support plate is installed, compare with this processing depth transducer, fringe point guiding parts is configured on the part of stalk root one side that is arranged in this scaffold, is installed on this scaffold through above-mentioned installation support plate.

[0007] in addition, combine involved in the present invention,

To handle depth transducer and be installed on the above-mentioned scaffold, compare, fringe point guiding parts will be installed in stalk root one side with this processing depth transducer.

[0008] in addition, combine involved in the present invention,

Constitute above-mentioned fringe point guiding parts by the rubber-like rod-like members.

The effect of invention

[0009], has such effect shown below as effect of the present invention.

[0010] combine involved in the present invention,

Because fringe point guiding parts is carried the fringe nose part of stalk from top pressure,, can prevent that stalk is detained or stops up at the shelling supply port so can prevent that stalk fringe point from leaving on the main flow direction floats.

[0011] in addition, combine involved in the present invention,

The scaffold double as of the above-mentioned fringe point of supporting guiding parts can be handled the supporting of depth transducer, the configuration operation becomes easily, and cost also can be pressed lowlyer.In addition, owing to compare with the processing depth transducer that detects the fringe point, fringe point guiding parts is positioned at stalk root one side, so, can press steady sharp side reliably.

In addition, combine involved in the present invention,

Because the material of fringe point guiding parts is elastomers such as metal or resin, so, when carrying, be the degree of pressing stalk fringe point lightly usually, even increase the conveying capacity of stalk, deliver to supply port while also can press with the degree of not damaging stalk.Have, the mounting structure of fringe point guiding parts is simple again, at component wear or when being out of shape, also can change at an easy rate or install, and cost also can be pressed very lowly.

Description of drawings

Fig. 1 is the unitary side view of combine.

Fig. 2 is the whole vertical view of combine.

Fig. 3 is the end view of reaping part.

Fig. 4 is the end view of fringe point guiding parts periphery.

Fig. 5 is the stereogram of reaping part terminal and shelling portion supply port.

Symbol description

3: chassis 4: shelling portion 6: feeding chain 7: reaping part 10: tanker 12: discharge screw rod 13: driver's cabin 35: auxiliary stalk root chain 36: auxiliary stalk root chain 38: back fringe point conveying plant 52: fringe point guiding parts 53: handle depth transducer

Embodiment

Below the working of an invention mode is described.In addition, technical scope of the present invention is not limited to embodiment, but relates generally to the gamut of the technological thought of that item from be recorded in this specification and accompanying drawing shows, the real intention of the present invention.

Fig. 1 is the unitary side view of combine, and Fig. 2 is the whole vertical view of combine, and Fig. 3 is the end view of reaping part, and Fig. 4 is the end view of fringe point guiding parts periphery, and Fig. 5 is the stereogram of reaping part terminal and shelling portion supply port.About the aiming symbol R of institute, C, L, be meant respectively towards the direct of travel of body to be positioned at the right side, central authorities, a left side.

As shown in Figure 1 and Figure 2, in relating to the combine of one embodiment of the invention, about vehicle frame 1, be provided with cterpillar drive 2, on vehicle frame 1, be equipped with chassis 3.Be provided with shelling portion 4 on chassis 3, this shelling portion 4 possesses the feeding chain 6 of threshing cylinder 5 and the side that is provided in this threshing cylinder 5 etc.And, be provided with 6 reaping parts that cut 7 of branch in the place ahead of shelling portion 4, in the wings the row's of being provided with stalk handling part 8.This row's stalk handling part 8 possesses row's stalk chain 9, and the top of this row's stalk chain 9 is configured to face the terminal of feeding chain 6.

In addition, the side in shelling portion 4 is provided with through the tanker 10 of elevator 11 input from the grain of this shelling portion 4, the rear of this tanker 10 and above be provided with the grain in the tanker 10 be discharged to discharge screw rod 12 outside the machine.Be provided with driver's cabin 13 in the place ahead of tanker 10, this driver's cabin 13 possesses operation portion 14 and seats 15 such as steering arm, is provided with engine 16 below this driver's cabin 13.Like this, move,, carry out shelling by shelling portion 4 Yi Bian gather in stalk continuously by reaping part 7 Yi Bian combine is constituted as to walk in the fields by the driving of engine 16.

About above-mentioned reaping part 7, as shown in Figure 3, be 3 front end from the chassis, harvesting installation frame 17 about edge-on being provided with of the front of shelling portion 4 is provided with split pipe joint 18 on top of each harvesting installation frame 17.In addition, on reaping part 7, be provided with harvesting input magazine 20, in this harvesting input magazine 20, be inserted with the harvesting power shaft 19 of transmission from the power of engine 16.And this harvesting input magazine 20 is rotatable and removably remain on the top of harvesting installation frame 17 through split pipe joint 18 by its both ends, and in the front of shelling portion 4, is flatly laterally set up at the body left and right directions and is supporting.

From the pars intermedia of above-mentioned harvesting input magazine 20 forward tiltedly the below extend integratedly and be provided with vertical transmission case 21, laterally transmission case 22 is connected the front end of this vertical transmission case 21 and is flatly laterally set up at the body left and right directions in the pars intermedia one and supporting.7 one harvesting frameworks 24 of 6 parts that connected by horizontal connecting frame 23 one are connected on the horizontal transmission case 22 in the rear portion one, and from this horizontal transmission case 22 to body the place ahead abreast one extend and be provided with.

Like this, harvesting input magazine 20, vertically transmission case 21, laterally transmission case 22, harvesting framework 24 are made into one, as the main frame of reaping part 7, the inscape of reaping part 7 described later are assembled on this main frame, have constituted reaping part 7.Reaping part 7 is constituted as: by being erected at chassis 3 and the vertical hydraulic jack 25 between the transmission case 21 flexible, can be the center lifting with harvesting input magazine 20.

Divide 6 reaping parts that cut 7 to possess by pre-treatment mechanism, take off the stalk conveying mechanism that mechanism, harvesting mechanism, stalk stalk root conveying mechanism and stalk fringe point conveying mechanism constitute.Pre-treatment mechanism is by to the stalk of harvesting with do not gather in stalk and separate 7 straw separating plates 27 of 6 branches that separate with each bar to the stalk that gathers in and have 6 of 6 branches propping up tooth 28 that stalk erects of not gathering in that make behind the branch standing grain and prop up case 29 and constitute.

Take off mechanism by pocket- wheel 30R, 30C, 30L and take off band 31R, 31C, 31L constitutes; above-mentioned pocket- wheel 30R, 30C, 30L with the form that will take off the pair of right and left of holding together from the stalk root of propping up between the case 29 stalk after importing, propping up with gathering up into 1 bundle as one group take off wheel, it is above-mentioned that to take off band 31R, 31C, 31L be with the form of the pair of right and left band projection belt as a group.

Harvesting mechanism is made of the cutter 32 of the clippers shape of the stalk root that cuts off 6 stalks when taking off simultaneously.

In the stalk conveying mechanism, stalk root conveying mechanism is by constituting with the lower part: clamping is by one group of pocket- wheel 30R, 30C, 30L and take off band 31R, 31C, 31L takes off the stalk root of the harvesting stalk that holds together to the stalk root interflow of oblique back upper place conveying chain 33R, 33C, 33L; As accept from the feeding terminal portion of stalk root interflow chain 33R, 33C, 33L by about and the stalk root of the harvesting stalk of 6 branches at central stalk root interflow chain 33R, 33C, 33L interflow and clamping that the top of retreading is carried left and the stalk root chain 34 of vertical chain of accepting the conveying top portion of the feeding chain 6 that is transported to shelling portion 4; The stalk root that will gather in stalk with suitable posture is transported to the auxiliary stalk root chain 35,36 that the conveying top portion of feeding chain 6 accepts from the feeding terminal portion of stalk root chain 34.

On the other hand, stalk fringe point conveying mechanism is by constituting with the lower part: block fringe point conveying plant 37R, 37C, the 37L that carry the fringe tip of the harvesting stalk of being carried by stalk root interflow chain 33R, 33C, 33L clamping stalk root; Block the back fringe point conveying plant 38 that carry the fringe tip of the harvesting stalk of 6 branches being carried by stalk root chain 34 and auxiliary stalk root chain 35,36 clamping stalk roots; The conveying top portion of fringe point conveying plant 37R, 37C, 37L more above, block top fringe point conveying plant 39R, 39C, the 39L that carry the fringe tip of the stalk after prop up propping up of importing between the case 29 in the opposite side of fringe point conveying plant 37R, 37C, 37L.In addition, dividing two to cut in the small-sized combine that waits, fringe point conveying plant 37R, 37C, 37L, back fringe point conveying plant 38, top fringe point conveying plant 39R, 39C, 39L also have the pair of right and left made or the situation of the structure of carrying as the sharp conveying plant of a fringe (top conveying plant).

Above the terminal of above-mentioned reaping part 7,, be fixedly provided with scaffold 51 as Fig. 4 and shown in Figure 5.This scaffold 51 is seen from the front in the present embodiment and is constituted a shape, with two ends be located at regularly framework that the conveying plant of reaping part etc. is supported (for harvesting framework, the vertical framework that is connected with of transmission case 21, hereinafter referred to as the reaping part framework) on, the front end of the fringe point guiding parts 52 that inhibition stalk fringe nose part of the present invention upwards floats is located on this scaffold 51 regularly with handling depth transducer 53.This fringe point guiding parts 52 fixing under situation about being made of rod-like members, is that front end is bent to the U shape, and bolt is inserted into therebetween, is fixed on from the outstanding installation support plate of scaffold 51.Under the situation that fringe point guiding parts 52 is made of plate-shaped member, be directly to be fixed on to install on the support plate by bolt etc.This installation support plate also can be also used as the installation support plate of handling depth transducer 53.

The front position of this fringe point guiding parts 52, be set to the top, rear portion of aftermost back fringe point conveying plant 38 (top conveying plant) for extension, just be in a ratio of the top of forward position with the rear end, and position, the left and right sides is in a ratio of stalk root one side with the fringe point that is transferred, and is roughly the lower portion position contacting of fringe.But scaffold 51 also can not be also used as framework that install to handle depth transducer 53, and as the framework of fringe point guiding parts 52 special uses, makes from the reaping part framework and extend the structure that is provided with.In addition, under the situation that is the fringe point conveying plant structure of rotating up and down, scaffold 51 is installed on the framework of supporting fringe point conveying plant.In addition, in the present embodiment,, also can make the structure of cantilever support though scaffold 51 has been made the structure of two supports.That is to say that scaffold 51 sees from the front and constitute the word of falling L shape or " ヘ " word shape, is in the approximate horizontal portion of front end with fringe point guiding parts 52 back fringe point conveying plant 38 tops that are fixed on this scaffold 51.

The other end of above-mentioned fringe point guiding parts 52 is towards the supply port 4a of shelling portion 4, and to extension, backend arrangement is on shelling supply port 4a top to the oblique back lower place.

This fringe point guiding parts 52 by metal or resin etc. have elasticity (flexible), parts that frictional resistance is little constitute, even Fig. 4 and as shown in Figure 5 shaft-like, even or tabular also has no relations, if component count can not damage stalk, can suppress the degree of upwards floating reliably, then also be not limited to 1, also can set more than 2.

In the above-mentioned reaping part that constitutes like that 7, the stalk root of the stalk that gathered in is accepted to feeding chain 6 and the stalk guide rod 54 carried from auxiliary stalk root chain 35,36 shelling portions 4, and the direction of A is carried in Fig. 5.On the other hand, stalk fringe point from back fringe point conveying plant 38 to the process of shelling portion supply port, detect the fringe point by handling depth transducer 53, vertical conveying plant is shaken, so that the fringe point is transported to the assigned position of shelling inlet (supply port), simultaneously, upwards float by the above-mentioned fringe point guiding parts 52 inhibition fringe points that are configured on the scaffold 51, even supply with stalk in large quantities, also the supply port 4a of shelling portion of B that can be in Fig. 5 is detained, and is imported into shelling portion reposefully.About this fringe point guiding parts 52, when common conveying, be the degree of gently pressing stalk fringe point, even the conveying capacity of stalk increases, also can when being pressed onto the degree that can not damage stalk, deliver to supply port.

According to the above, by the fringe nose part of above-mentioned fringe point guiding parts 52, prevent that stalk fringe point from upwards floating from top guiding conveying stalk, can prevent that thus stalk is detained or obstruction at the shelling supply port.In addition, fringe point guiding parts 52 and installation method thereof are because simple in structure, scaffold 51 double as of this fringe point guiding parts are handled the scaffold of depth transducer 53, so, at component wear or when being out of shape, also change easily or install, cost also can suppress very lowly.

Utilize possibility on the industry

The present invention relates to especially for not making stalk in the technology that the shelling entrance is detained, can be widely applicable for the purposes of agricultural by the stalk in the reaping part harvesting field, by shelling section carries out shelling to gathering in stalk united reaper.

Claims (2)

1. combine, described combine possesses reaping part that can rotate up and down and the shelling portion that is configured in the rear of this reaping part at front part of a body, scaffold is configured in the top, rear portion of the fringe point conveying plant that is arranged in this reaping part, be provided with fringe point guiding parts at oblique rear down to extension to this ground, shelling portion supply port top from this scaffold, this fringe point guiding parts is configured in the top of above-mentioned supply port, it is characterized in that:

To handle depth transducer and be installed on this scaffold through support plate is installed,

Compare with this processing depth transducer, fringe point guiding parts is configured on the part of stalk root one side that is arranged in this scaffold, be installed on this scaffold through above-mentioned installation support plate.

2. the combine of putting down in writing according to claim 1 is characterized in that: above-mentioned fringe point guiding parts is made of the rubber-like rod-like members.

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