CN203206769U - Threshing device - Google Patents
Threshing device Download PDFInfo
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- CN203206769U CN203206769U CN 201320055753 CN201320055753U CN203206769U CN 203206769 U CN203206769 U CN 203206769U CN 201320055753 CN201320055753 CN 201320055753 CN 201320055753 U CN201320055753 U CN 201320055753U CN 203206769 U CN203206769 U CN 203206769U
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- support plate
- threshing
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- threshing chamber
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Abstract
The utility model provides a threshing device. The installation position of a rotary driving shaft and the installation positions of threshing barrels will not deform easily. The rotary driving shaft, the threshing barrels and a plurality of threshing teeth are arranged inside a threshing room of the threshing device, wherein the rotary driving shaft (18) is transversely arranged, the threshing barrels (19) can be rotationally and integrally fixed in the length direction of the rotary driving shaft (18) at intervals, and the threshing teeth (41) are arranged on the peripheries of the threshing barrels (19) in a protruded mode. For the installation position (K) of a rotary driving shaft and the installation positions (K) of threshing barrels, the threshing room inlet side installation position (K) located on the end portion of the inlet side of the threshing room of the rotary driving shaft (18) is provided with the threshing barrels (19) through a flange part (201) of the rotary driving shaft (18), and a reinforcing part (202) is arranged crossing the flange part (201) and the rotary driving shaft (18).
Description
Technical field
The utility model relates to a kind of sheller unit, and it possesses in threshing chamber: along the rotating driveshaft of landscape configuration, can one be fixed on threshing tube along the spaced a plurality of positions of length direction of described rotating driveshaft rotatably, be located at a plurality of threshing teeth of the peripheral part of described threshing tube with being outstanding state.
Background technology
This sheller unit constitutes: allow to rotate in threshing chamber with the threshing tube that the rotating driveshaft one is fixed rotatably by driving the rotating driveshaft rotation, between the internal perisporium and threshing tube of threshing chamber, in the time of the other end side shifting of the one distolateral paddy stalk that is supplied to of spinning driving shaft along the peripheral part of threshing tube to rotating driveshaft, utilize the threshing tooth to carry out threshing and handle.
As existing sheller unit, in the installation position that rotating driveshaft and threshing tube are set along the spaced a plurality of positions of the length direction of rotating driveshaft, and the support plate of bolted joints (perhaps welding) holding flange shape is passed through in each installation position at the outer peripheral face of rotating driveshaft, on this support plate with fixing threshing tube (for example, with reference to patent documentation 1) such as bolt.
Patent documentation 1:(Japan) spy opens 2010-104294 communique (Fig. 2)
According to above-mentioned existing sheller unit, when the input amount of the paddy stalk of the threshing chamber of increasing input, because the paddy stalk density in the internal perisporium by threshing chamber and the gap of threshing tube uprises, become big so act on the reaction force of threshing tube, particularly, big internal stress may act on the installation position of the threshing chamber entrance side end that is positioned at rotating driveshaft.
Consequently, when paddy stalk input amount increased to such an extent that surpass the expectation, support plate may deform.
The utility model content
Therefore, the purpose of this utility model is to eliminate the problems referred to above point, the sheller unit that provides a kind of installation position that can make rotating driveshaft and threshing tube to be difficult to be out of shape.
The utility model first feature structure is to have in threshing chamber: along the rotating driveshaft of landscape configuration; Can one be fixed on the threshing tube that has a plurality of positions at interval along the length direction of described rotating driveshaft rotatably; Be located at a plurality of threshing teeth of the peripheral part of described threshing tube with being outstanding state; This sheller unit is characterised in that, in the installation position of described rotating driveshaft and described threshing tube, the threshing chamber entrance side installation position of end that is positioned at the threshing chamber entrance side of described rotating driveshaft is equipped with described threshing tube via the flange part that is disposed at described rotating driveshaft, and with the state across described flange part and described rotating driveshaft strengthening part is installed.
According to first feature structure of the present utility model, because in the installation position of described rotating driveshaft and described threshing tube, the threshing chamber entrance side installation position that is positioned at the threshing chamber entrance side end of described rotating driveshaft is equipped with described threshing tube via the flange part that is disposed at described rotating driveshaft, and with the state across described flange part and described rotating driveshaft strengthening part is installed, therefore, can utilize the distortion that is disposed at the flange part of rotating driveshaft across the strengthening part inhibition of rotating driveshaft and flange part.
Therefore, even big stress is applied to the installation position, flange part also is difficult to distortion, can keep the stable installment state of rotating driveshaft and threshing tube.
Particularly, if be positioned at the threshing tube part of threshing chamber entrance side, setting is accompanied by the transfer mechanism that rotates driving and rearward transfer the paddy stalk, then be accompanied by the reaction force of transferring and producing and be applied to threshing chamber entrance side installation position easily, therefore, by in this installation site strengthening part being set, can realize out and out strengthening.
The utility model second feature structure is that described strengthening part will be embedded in the cone shape cartridge unit of described rotating driveshaft outward and be arranged to the state that bigger diameter end portion is positioned at the threshing chamber entrance side.
According to second feature structure of the present utility model, because the bigger diameter end portion of cone shape cartridge unit engages with flange part, the path end engages with rotating driveshaft, so upwards can both utilize described cartridge unit to strengthen in the whole week of flange part.Therefore, all obtain uniform stiffening effect easily in the optional position that makes progress in week.
And, because cartridge unit is cone shape, bear as the axial force of cartridge unit out and out so can between this cartridge unit and rotating driveshaft, rotating driveshaft be acted on the external force of the axis direction of flange part, can access the high stiffening effect of reliability.
The utility model the 3rd feature structure is that described cartridge unit circumferentially is divided into many parts along tube.
According to the utility model the 3rd feature structure, when cartridge unit is installed on rotating driveshaft, only engage along circumferentially cooperating in the predetermined installation site of rotating driveshaft each other by the split cylinder parts that make the edge tube circumferentially be divided into many parts, just cartridge unit can be formed simply, and cartridge unit can be implemented simply with respect to the installation exercise of rotating driveshaft.
The utility model the 4th feature structure is that described threshing tube arranges described threshing tooth along on a plurality of clavas that circumferentially are arranged side by side with interval with interval along described claval length direction.
According to the utility model the 4th feature structure, the paddy stalk can also be by coming in and going out with respect to the threshing tube is inner along the gap between the circumferential adjacent clava of threshing tube, therefore the paddy stalk amount of taking in of whole threshing tube can be increased, thereby disposal ability can be sought to improve.
The utility model the 5th feature structure is, installation position beyond the described threshing chamber entrance side installation position is equipped with described clava via the flange shape support plate that is disposed at described rotating driveshaft, end first support plate that is positioned at the threshing chamber entrance side end of described threshing tube in the described support plate constitutes, and makes subplate portion with recess that the main board portion that spreads all over whole circumferential stage portion and sealing produce because of described stage portion form one between radially central portion side and peripheral part side.
Paddy stalk quantitative change in threshing chamber has the tendency that becomes big as the paddy stalk transporting resistance of the threshing chamber outlet side of paddy stalk discharge portion for a long time, accompanies therewith, and big load just might be applied to rotating driveshaft and threshing tube in the installation position of threshing chamber outlet side.
According to the utility model the 5th feature structure, end first support plate is not only integrated with main board portion, also makes the subplate integrally of the recess that sealing produces because of the stage portion of main board portion, therefore can seek to increase supporting force.
That is, in the main board portion monomer, by being set, stage portion increases section modulus, and, compare with the situation of stacked two boards only, can obtain bigger rigidity by sealing this recess with subplate portion and forming one.
Therefore, the distortion of end first support plate also can reduce, and can seek to improve the installation strength of rotating driveshaft and threshing tube.
The utility model the 6th feature structure is, described main board portion with described subplate portion by fixing with bolt and forming as one with the supporting slice portion that is disposed at described clava end.
According to the utility model the 6th feature structure, and for example engage main board portion by means such as welding and compare with subplate portion, can easily engage, and, when carrying out upkeep operation, also can decompose simply.
That is, can implement the institutional operation of rotating driveshaft and threshing tube and the upkeep operation around first support plate of end more effectively.
The utility model the 7th, eight feature structures are, in the described support plate, the size of space of second support plate of first support plate and the threshing chamber outlet side that is adjacent to first support plate that is adjacent to the described flange part of described rotating driveshaft is set to, and is shorter with the size of space of the 3rd support plate of the threshing chamber outlet side that is adjacent to described second support plate than described second support plate.
According to the utility model the 7th, eight feature structures, the threshing tube narrows down in the part near the threshing chamber entrance side with respect to the interval of the installation position of rotating driveshaft, therefore, can guarantee the bearing strength height of threshing tube at the threshing chamber entrance side, even drop into a large amount of paddy stalks, also can be with stable bearing strength reply.
Consequently, can seek to improve interior threshing treating capacity of unit interval.
The utility model the 9th to 12 feature structure is, described end first support plate is set to the size of space of end second support plate of the threshing chamber entrance side that is adjacent to described end first support plate, and is shorter with the size of space of end the 3rd support plate of the threshing chamber entrance side that is adjacent to described end second support plate than described end second support plate.
According to the utility model the 9th to 12 feature structure, the threshing tube narrows down in the part near the threshing chamber outlet side with respect to the interval of the installation position of rotating driveshaft, therefore, can guarantee the bearing strength height of threshing tube at the threshing chamber outlet side, even discharge a large amount of paddy stalks, also can be with stable bearing strength reply.
Consequently, can seek to improve interior threshing treating capacity of unit interval.
The utility model the 13 feature structure is to have in threshing chamber: along the rotating driveshaft of landscape configuration; Can one be fixed on the threshing tube that has a plurality of positions at interval along the length direction of described rotating driveshaft rotatably; Be located at a plurality of threshing teeth of the peripheral part of described threshing tube with being outstanding state; Described threshing tube is on the circumferential a plurality of clavas that are arranged side by side with interval in edge, along described claval length direction described threshing tooth is set with interval, installation position beyond the described threshing chamber entrance side installation position is equipped with described clava via the flange shape support plate that is disposed at described rotating driveshaft, end first support plate that is positioned at the threshing chamber entrance side end of described threshing tube in the described support plate constitutes, and makes subplate portion with recess that the main board portion that spreads all over whole circumferential stage portion and sealing produce because of described stage portion form one between radially central portion side and peripheral part side.
The utility model the 14 feature structure is, described main board portion with described subplate portion by fixing with bolt and forming as one with the supporting slice portion that is disposed at described clava end.
The utility model the 15,16 feature structures are, in the described support plate, the size of space of second support plate of first support plate and the threshing chamber outlet side that is adjacent to first support plate that is adjacent to the described flange part of described rotating driveshaft is set to, and is shorter with the size of space of the 3rd support plate of the threshing chamber outlet side that is adjacent to described second support plate than described second support plate.
The utility model the 17 feature structure is, described end first support plate is set to the size of space of end second support plate of the threshing chamber entrance side that is adjacent to described end first support plate, and is shorter with the size of space of end the 3rd support plate of the threshing chamber entrance side that is adjacent to described end second support plate than described end second support plate.
Description of drawings
Fig. 1 is the left view of combine;
Fig. 2 is the left cutaway view of sheller unit;
Fig. 3 is the sectional view of the installation situation of expression threshing tube and threshing tube axle;
Fig. 4 is the detailed cross sectional view of the installation situation of expression threshing tube and threshing tube axle;
Fig. 5 is the rearview of first support plate;
Fig. 6 is the rearview of the 3rd support plate;
Fig. 7 is the rearview of the 5th support plate;
Fig. 8 is the stereogram of expression cartridge unit;
Fig. 9 is the sectional view of the first half of expression oscillating riddle screening device;
Figure 10 is the sectional view of the latter half of expression oscillating riddle screening device;
Figure 11 is the left view of the major part of vice shearing device;
Figure 12 is the left view of the major part of vice shearing device;
Figure 13 is the right view of the major part of vice shearing device;
Figure 14 is the vertical view of vice shearing device;
Figure 15 is the sectional view of the support plate of other embodiments of expression.
Description of reference numerals
17 threshing chambers
18 threshing tube axles (being equivalent to rotating driveshaft)
19 threshing tubes
40 bar-like members (being equivalent to clava)
40A supporting slice portion
41 threshing teeth
201 flange parts
202 cartridge units (example of strengthening part)
203 support plates
204 main board portion
The 204a stage portion
205 subplate portions
The K installation position
K1 threshing chamber entrance side installation position
Other installation positions of K2
L1 first size of space (being equivalent to the size of space)
L2 second size of space (being equivalent to the size of space)
L3 the 3rd size of space (being equivalent to the size of space)
L4 the 4th size of space (being equivalent to the size of space)
The N bolt
W1 first support plate
W2 second support plate
W3 the 3rd support plate (being equivalent to end the 3rd support plate)
W4 the 4th support plate (being equivalent to end second support plate)
W5 the 5th support plate (being equivalent to end first support plate)
Embodiment
Below, the utility model is applied to the embodiment of plain edition (feeding type entirely) combine based on description of drawings.
Fig. 1 represents the whole side of combine, this combine make harvesting harvesting conveying plant 2 around can swing up and down along the first axle center X1 of left and right directions link with the front portion of the body 1 that travels, these harvesting harvesting conveying plant 2 harvesting harvesting object paddy bars are also carried backward, this body 1 that travels travels by the driving of pair of right and left crawler type running device 6, this combine is equipped with sheller unit 3 and storage from the grain case (not shown) of the grain of this sheller unit 3 etc. at the body 1 that travels, 3 pairs of receipts harvested cereal culms from this harvesting harvesting conveying plant 2 of this sheller unit are implemented threshing and are handled, and implement Screening Treatment to handle the handled thing that obtains by this threshing, forming at the position, the place ahead of the grain case of the body 1 that travels and to take Drive Section 7, serve as the full feeding type combine that gathers in object paddy stalk thereby constitute with rice and wheat etc.
As shown in Figure 1, in harvesting harvesting conveying plant 2, be equipped in the nearside divider 8 at its two ends, anterior left and right sides along with travelling of the body 1 that travels opened harvesting object paddy stalk and the combing of non-harvesting object paddy stalk, the swiveling wheel 9 that is provided in harvesting harvesting conveying plant 2 front upper will be dialled in towards the rear by the harvesting object paddy stalk that nearside divider 8 combings in the left and right sides are opened, the main shearing device 10 that is equipped in the clippers shape of harvesting harvesting conveying plant 2 bottoms cuts off the regulation position of harvesting object paddy stalk, harvesting object paddy stalk after the auger 11 that is provided in main shearing device 10 rears will be cut off by main shearing device 10 gather the regulation position of left and right directions and at this regulation position it rearward be sent, feedway 12 from this assigned position to sheller unit 3 front upper parts constitutes to be carried the harvesting object paddy stalk from auger 11 towards sheller unit 3, feedway 12 swings up and down around the first axle center X1 along left and right directions by the action of the hydraulic up-down hydraulic cylinder 13 that sets up across this feedway 12 and the body 1 that travels, and can swing up and down to carry out the harvesting height adjusting by this, change main shearing device 10 with respect to the height and position of harvesting object paddy stalk.
Lower side at harvesting harvesting conveying plant 2 can be provided with secondary shearing device 14 around the second axle center X2 along left and right directions with swinging up and down, and this pair shearing device 14 is made of the clippers type reaping apparatus that acts on the paddy stalk of planting in the position that is lower than main shearing device 10.
As shown in Figure 1, secondary shearing device 14 is equipped with reference to the state of Figure 11～Figure 14) to be supported on three lifting frame 113(, and described three lifting frames 113 swing up and down around the described second axle center X2 and are installed on the body 1 that travels freely.The Reference numeral of each lifting frame 113 is labeled as 113A, 113B, 113C according to the order from the left side of the body 1 that travels to the right side.
As Figure 11～shown in Figure 14, secondary shearing device 14 constitutes to be possessed: across the leading section of three lifting frame 113A, 113B, 113C and spread all over framework 115, the base station 129 that leans against the horn shape that is mounted on framework 115 privately, the pivot edge 130 that is installed on base station 129, the movable sword 131 that is supported on pivot edge 130, the knife bar 132 that drives movable sword 131 that body transverse width direction installs, the pressuring blade device 133 that keeps movable sword 131.
In addition, secondary shearing device 14 constitutes and makes described pivot edge 130 and movable sword 131 become horizontal attitude (perhaps approximate horizontal attitude) under the decline state, when harvesting is travelled, makes secondary shearing device 14 be difficult to scrape ground.
The state that the paddy stalk lateral transfer parts 134 that the stem stalk that is used for gathering in is sent to body transverse width direction one side move back and forth with movable sword 131 one with secondary shearing device 14 is installed on this movable sword 131.
These paddy stalk lateral transfer parts 134 and are set to the state that moves back and forth integratedly with movable sword 131 so that the long strip-board shape body more links with movable sword 131 usefulness bolts to the offside lateral attitude in the top of rear side along body transverse width direction.
In addition, in paddy stalk lateral transfer parts 134 and each lifting frame 113A, 113B, 113C superposed part, utilize bolt to fix vertical wing 135(from the left-to-right 135A of being respectively, 135B, the 135C of the body 1 that travels with surface, back side attitude to left and right direction respectively), this fixing vertical wing 135 prevents that the stem stalk that gathers in is deposited on lifting frame 113A, 113B, the 113C.Therefore, along with moving back and forth about movable sword 131, vertical wing 135A, 135B, 135C also move back and forth with paddy stalk lateral transfer parts about 134, thereby can upspring and get rid of the stem stalk and this stem stalk is not deposited on lifting frame 113A, 113B, the 113C.
As shown in Figure 2, sheller unit 3 constitutes possesses threshing framework 15, and this threshing framework 15 forms and can be divided into two parts up and down.
The 15A of upperside frame portion at threshing framework 15 has the 3A of threshing portion, and the receipts harvested cereal culm that this threshing portion feedway 12 of 3A is supplied with is implemented threshing and handled.The 15B of underside frame portion at threshing framework 15 has: the 3B of screening portion that the handled thing of handling the screening object that obtains by the threshing of the 3A of threshing portion is implemented Screening Treatment; The recoverer 3C that the handled thing of the recycle object that obtains by this Screening Treatment is reclaimed.
The 3A of threshing portion will observe that screen cloth 16 grades that take the shape of the letter U are assemblied in the 15A of upperside frame portion and have in the threshing chamber 17 that forms from fore-and-aft direction: threshing tube axle (being equivalent to rotating driveshaft) 18, and it is along the fore-and-aft direction configuration and can drive rotation from top view the time to the right; Threshing tube 19, it can one be fixed on along the spaced a plurality of positions of the length direction of threshing tube axle 18 rotatably; A plurality of threshing teeth 41, it is arranged on the peripheral part of threshing tube 19 with being outstanding state, and the 3A of threshing portion constitutes, and handles implementing threshing from the receipts harvested cereal culm of harvesting harvesting conveying plant 2 by driving described threshing tube axle 18 rotations.
The 3B of screening portion constitutes oscillating riddle screening device 20 and screens the below that blower fan 21 is configured in the 3A of threshing portion, this oscillating riddle screening device 20 is rearward transferred the handled thing that leaks down from screen cloth 16 on one side and is swung screening on one side, and this screening blower fan 21 is selected screening wind for use to the 20 supply fine screens of oscillating riddle screening device.
In the 3A of threshing portion, threshing chamber 17 is by screen cloth 16, upper lid 26, front side stringer board parts 27, rear side stringer board parts 28 and paddy stalk guided plate 29 etc. are separated formation, described screen cloth 16 covers threshing tube 19 from the below, described upper lid 26 can cover the top of threshing tube 19 with opening and closing from the top, front side stringer board parts 27 can support the leading section of threshing tube axle 18 rotatably, described rear side stringer board parts 28 can support the rearward end of threshing tube axle 18 rotatably, and described paddy stalk guided plate 29 will be configured to be set to from the back end span of feedway 12 lateral attitude of kicking up backward of screen cloth 16 front ends to screen cloth 16 guiding from the guide surface 29A of the receipts harvested cereal culm of feedway 12.Between front side stringer board parts 27 and paddy stalk guided plate 29, be formed with and supply with by 12 groups of supply ports 30 that work the receipts harvested cereal culm of carrying of feedway to threshing chamber 17.In addition, being formed with receipts harvested cereal culm after threshing can being handled in the rear end side of screen cloth 16 be row's stalk mouth 32 that effluent such as threshing paddy stalk is discharged from threshing chamber 17.
Threshing tube 19 constitutes: will form the portion that dials in 33 of leading section of threshing tube 19 and the threshing handling part 34 that forms the rear portion side of threshing tube 19 and be linked to threshing tube axle 18, thereby above-mentioned portion 33 and the threshing handling part 34 dialled in looked when observing in one rotation to the right centered by threshing tube axle 18 under the preceding latter linked state main.
As shown in Figure 3, installation position K between threshing tube axle 18 and the threshing tube 19 is arranged on along the spaced a plurality of positions of the length direction of threshing tube axle 18, on the K of these installation positions, threshing tube axle 18 is fixed into one with threshing tube 19 via being fixed on the flange shape support unit 200 on the threshing tube axle 18.
As shown in Figure 2, dialling in portion 33 constitutes the auger conveying-type and dials in portion, this auger conveying-type is dialled in portion and is dialled in two helical blades 36 carrying usefulness at the outer peripheral face equipment of the tube part 35 that forms the thin circular cone shape in front portion, by when the backsight centered by threshing tube axle 18 to anticlockwise, the receipts harvested cereal culm from feedway 12 that utilizes two helical blades 36 that threshing guided plate 29 is guided is all dialled in screen cloth 16 and the threshing between threshing handling part 34 and upper lid 26 and the threshing handling part 34 at rear and is handled in the space S 1.
Threshing handling part 34 constitutes: will have many (for example six roots of sensation) bar-like members (being equivalent to clava) 40 across the length of front and back support unit 200, with circumferentially equally spaced being arranged in and each peripheral part binding of the mode of threshing tube axle 18 equidistant positions and described support unit 200 along the attitude lower edge threshing tube 19 of the fore-and-aft direction of threshing tube axle 18.
In addition, a plurality of threshing teeth 41 are set the compartment of terrain and are arranged and be provided on each bar-like member 40 to separate along fore-and-aft direction from bar-like member 40 attitude outstanding towards threshing tube 19 outsides.
Thus, constitute rod-type (バ ー タ イ プ in the inside of threshing chamber 17) threshing tube 19, this threshing tube 19 is formed with the internal space S 2 that is communicated with threshing chamber 17.
The threshing chamber entrance side installation position K1 that is positioned at the leading section (dialling in the leading section of portion 33) of threshing tube 19 constitutes: will be arranged to support unit 200 by the flange part 201 that circular metal plate 201A and path circular metal plate 201B constitute, described circular metal plate 201A is fixed on a part 35 and the threshing tube axle 18 with the state of the leading section of sealing tube part 35, and described path circular metal plate 201B forms one along the rear surface of circular metal plate 201A.Circular metal plate 201A and path circular metal plate 201B are linking with bolt along circumferentially spaced position at interval.
In addition, form the conical cartridge unit (example of strengthening part) 202 of one by embedding state and threshing tube axle beyond the welding 18, by welding so that its bigger diameter end portion is positioned at the rear surface formation one (with reference to Fig. 8) of state and the described flange part 201 of front side.
Therefore, can suppress flange part 201 flexural deformations by the stiffening effect that cartridge unit 202 produces.Consequently, for example, even importing a large amount of receipts harvested cereal culms to threshing chamber 17 and big external force being applied under the situation of threshing tube 19, threshing tube 19 is remained in operation under stable driving condition.
In addition, cartridge unit 202 is except state and described flange part 201 formation one with one, for example, also can prepare the split cylinder parts that the edge tube circumferentially is divided into many parts, make these split cylinder parts each other in the mounting object position of threshing tube axle 18 along circumferential abutment, thereby make the split cylinder parts each other and split cylinder parts and flange part 201 form one.
As Fig. 3～shown in Figure 7, other installation positions K2 beyond the threshing chamber entrance side installation position K1 among the described installation position K constitutes: will wait the support plate 203 that forms the round flange shape of one with threshing tube axle 18 be set to support unit 200 by welding.
In addition, support plate 203 is linked with bolt with the 40A of supporting slice portion that is located at the corresponding position of bar-like member 40, thereby make support plate 203 and each bar-like member 40 form one.
Fig. 5 represents from the observed installation situation that is positioned at the support plate 203 of threshing handling part 34 leading sections of rear side, Fig. 6 represents from the installation situation of the support plate 203 of the observed length direction pars intermedia that is positioned at threshing handling part 34 of rear side, and Fig. 7 represents from the installation situation of the support plate 203 of the observed length direction rearward end that is positioned at threshing handling part 34 of rear side.
In addition, Fig. 4, the support plate 203 that is positioned at threshing chamber outlet side end shown in Figure 7 constitute, and make the subplate portion 205 that possesses the recess that the main board portion 204 that spreads all over whole circumferential stage portion 204a and sealing produce because of stage portion 204a form one between radially central portion side and peripheral part side.
Therefore, can seek to improve threshing tube axle 18 and the installation strength of threshing tube 19 in threshing chamber outlet side end.
In addition, each support plate 203 size of space each other is not set at uniform value, particularly for the rear end side of the front of threshing handling part 34 and threshing handling part 34, be set at littler than the size of space of the fore-and-aft direction pars intermedia of threshing handling part 34, thereby seek to increase threshing handling part 34 in the intensity of rear and front end.
Use Fig. 3 is specifically described.
For simplicity, the support plate 203 with threshing handling part 34 is called the first support plate W1, the second support plate W2, the 3rd support plate (being equivalent to end the 3rd support plate) W3, the 4th support plate (being equivalent to end second support plate) W4 and the 5th support plate (being equivalent to end first support plate) W5 from front end successively to rear end side.
Each support plate 203 size of space each other is set at first size of space (being equivalent to the size of space) L1, second size of space (being equivalent to the size of space) L2, the 3rd size of space (being equivalent to the size of space) L3 and the 4th size of space (being equivalent to the size of space) L4 successively from the place ahead.
According to this embodiment, first size of space L1 sets shortlyer than second size of space L2.In addition, the 4th size of space L4 sets shortlyer than the 3rd size of space L3.
In addition, first size of space L1 and the 4th size of space L4 and second size of space L2 and the 3rd size of space L3 are set at identical value respectively.
Since threshing handling part 34 when backsight centered by threshing tube axle 18 to anticlockwise, so can utilize threshing tooth 41 impact and receipts harvested cereal culm that the combing of threshing tooth 41 etc. is handled space S 1 to the threshing between this threshing handling part 34 and screen cloth 16 and this threshing handling part 34 and upper lid 26 is implemented threshing and is handled, this threshing handling part 34 allows that handling the handled thing that obtains by this threshing enters internal space S 2, and stir on one side handled thing that threshing handles space S 1 and the handled thing of internal space S 2, utilize impacting with the combing of threshing tooth 41 etc. of bar-like member 40 and threshing tooth 41 that these handled things are implemented threshings processing on one side.
As Fig. 2, Fig. 9, shown in Figure 10, oscillating riddle screening device 20 constitutes, possesses the action of the eccentric earn wobble drive mechanism 43 by being provided in its rear lower and the screen box 44 of swing, the grain shuttle board 45 that coarse sizing is used, top sieve 46 and careless bar sieve 47 according to this order with from the front end of screen box 44 rearward ways of connecting be provided in the top of this screen box 44, and with grain shuttle board 48 with sieve 49 down and be connected and be provided in the bottom of screen box 44 according to these order front and back.
The grain shuttle board 45 that coarse sizing is used forms primary structure, and makes configuration grain shuttle board 48 thereunder be positioned at rear side, can guarantee the following side space spaciousness of grain shuttle board 45 by this structure.In addition, for the wall 44a of screen box 44 rearward end, owing to make its upper end more be positioned at the below than the rear end of careless bar sieve 47, and guaranteed that the spatial altitude of wall 44a top is big, thus self-sizing blower fan 21 wind that blows to the rear be easy to by.
In addition, at the leading section that sieves 49 down, be equipped with along slide freely sliding panel 49a of fore-and-aft direction along the following lower surface of sieve 49, by moving forward and backward of this sliding panel 49a, can adjust sieving 49 aperture area down.In addition, this sliding panel 49a is moved under the state of front end, forming sieve 49 is opened wide with full-gear.By descending the opening of sieve 49 to adjust widelyer, can make the screening wind of self-sizing blower fan 21 to flow more efficiently.
Screening blower fan 21 is provided in the front lower place of oscillating riddle screening device 20, by in left apparent time centered by the screening blower fan axle 51 of left and right directions, to produce screening wind to anticlockwise, and will screen wind and supply with from the blow-off outlet 52A of the rear lower that is formed on screening fan case 52, as between the following sieve 49 of blowing over the back upper place and the recoverer 24 and the fine screen of sieving 49 whole zone down select screening wind for use.
Thus; the screening wind that can make self-sizing blower fan 21 is applied to from the front lower place from sieve 49 down to leak down and the handled thing that flows down to recoverer 24 and the handled thing sieve 49 screening processes down; thereby from these handled things, blow away the little dust such as stalk bits of proportion and utilize wind-force to be transported to the wind filter of back upper place dust such as these stalk bits; by this wind filter; can prevent that dust such as stalk bits from sneaking into recoverer 24 one time, and carry out accurately will be certainly down the grain of sieve 49 simple grains that leak down be recovered to the once recycling of a recoverer 24.
Conveying auger 60 is equipped with one time in the bottom of a recoverer 24, this conveying auger 60 left apparent time by centered by a screw-conveyer-shaft 59 of left and right directions to anticlockwise, thereby the thing of a thing output area that will run underneath to a recoverer 24 is to right-hand conveying.Secondary conveying auger 62 is equipped with in the bottom of secondary recovery portion 25, this secondary conveying auger 62 left apparent time by centered by the secondary screw-conveyer-shaft 61 of left and right directions to anticlockwise, thereby the secondary thing of secondary thing output area that will run underneath to secondary recovery portion 25 is to right-hand conveying.
Rear end lower at sheller unit 3 is equipped with cutter mill 66, and these cutter mill 66 choppings are accompanied by the threshing processing and are discharged to engine body exterior from the threshing paddy stalk of arranging 32 outflows of stalk mouth and the long stalk bits that output to oscillating riddle screening device 20 rears by Screening Treatment etc. and with them.
(other embodiments)
Other embodiments below are described.
＜1〉described strengthening part is not limited to the conical cartridge unit that illustrates in the above-mentioned embodiment 202 and constitutes, for example, also near be arranged to crossing condition the rear side across the radially central portion of flange part 201 and rotating driveshaft 18 band plate-like strengthening part can be configured to, along the circumferentially spaced state of rotating driveshaft 18.
＜2〉the described end first support plate W5 is not limited to situation about illustrating in the above-mentioned embodiment, for example as shown in figure 15, also can make described subplate portion 205 identical with described main board portion 204 diameters, and fix by bolt N with the 40A of supporting slice portion that is configured in described clava 40 ends and to form one.
Need to prove that as mentioned above, for convenient with accompanying drawing contrast and marked Reference numeral, but the utility model is not limited to the accompanying drawing structure under this mark.In addition, in the scope that does not break away from the utility model purport, can implement in every way certainly.
This utility model can also be applied to half feeding type combine except ordinary combine harvester.
Claims (17)
1. sheller unit is characterized in that having in threshing chamber:
Rotating driveshaft along landscape configuration;
Can one be fixed on the threshing tube that has a plurality of positions at interval along the length direction of described rotating driveshaft rotatably;
Be located at a plurality of threshing teeth of the peripheral part of described threshing tube with being outstanding state;
In the installation position between described rotating driveshaft and described threshing tube, the threshing chamber entrance side installation position of end that is positioned at the threshing chamber entrance side of described rotating driveshaft is equipped with described threshing tube via the flange part that is disposed at described rotating driveshaft, and with the state across described flange part and described rotating driveshaft strengthening part is installed.
2. sheller unit according to claim 1 is characterized in that,
Described strengthening part will be embedded in the cone shape cartridge unit of described rotating driveshaft outward and be arranged to the state that bigger diameter end portion is positioned at the threshing chamber entrance side.
3. sheller unit according to claim 2 is characterized in that,
Described cartridge unit circumferentially is divided into many parts along tube.
4. according to each described sheller unit in the claim 1～3, it is characterized in that,
Described threshing tube arranges described threshing tooth along on a plurality of clavas that circumferentially are arranged side by side with interval with interval along described claval length direction.
5. sheller unit according to claim 4 is characterized in that,
Installation position beyond the described threshing chamber entrance side installation position is equipped with described clava via the flange shape support plate that is disposed at described rotating driveshaft, end first support plate that is positioned at the threshing chamber entrance side end of described threshing tube in the described support plate constitutes, and makes subplate portion with recess that the main board portion that spreads all over whole circumferential stage portion and sealing produce because of described stage portion form one between radially central portion side and peripheral part side.
6. sheller unit according to claim 5 is characterized in that,
Described main board portion with described subplate portion by fixing with bolt and forming as one with the supporting slice portion that is disposed at described clava end.
7. sheller unit according to claim 5 is characterized in that,
In the described support plate, the size of space of second support plate of first support plate and the threshing chamber outlet side that is adjacent to first support plate that is adjacent to the described flange part of described rotating driveshaft is set to, and is shorter with the size of space of the 3rd support plate of the threshing chamber outlet side that is adjacent to described second support plate than described second support plate.
8. sheller unit according to claim 6 is characterized in that,
In the described support plate, the size of space of second support plate of first support plate and the threshing chamber outlet side that is adjacent to first support plate that is adjacent to the described flange part of described rotating driveshaft is set to, and is shorter with the size of space of the 3rd support plate of the threshing chamber outlet side that is adjacent to described second support plate than described second support plate.
9. sheller unit according to claim 5 is characterized in that,
Described end first support plate is set to the size of space of end second support plate of the threshing chamber entrance side that is adjacent to described end first support plate, and is shorter with the size of space of end the 3rd support plate of the threshing chamber entrance side that is adjacent to described end second support plate than described end second support plate.
10. sheller unit according to claim 6 is characterized in that,
Described end first support plate is set to the size of space of end second support plate of the threshing chamber entrance side that is adjacent to described end first support plate, and is shorter with the size of space of end the 3rd support plate of the threshing chamber entrance side that is adjacent to described end second support plate than described end second support plate.
11. sheller unit according to claim 7 is characterized in that,
Described end first support plate is set to the size of space of end second support plate of the threshing chamber entrance side that is adjacent to described end first support plate, and is shorter with the size of space of end the 3rd support plate of the threshing chamber entrance side that is adjacent to described end second support plate than described end second support plate.
12. sheller unit according to claim 8 is characterized in that,
Described end first support plate is set to the size of space of end second support plate of the threshing chamber entrance side that is adjacent to described end first support plate, and is shorter with the size of space of end the 3rd support plate of the threshing chamber entrance side that is adjacent to described end second support plate than described end second support plate.
13. a sheller unit is characterized in that having in threshing chamber:
Rotating driveshaft along landscape configuration;
Can one be fixed on the threshing tube that has a plurality of positions at interval along the length direction of described rotating driveshaft rotatably;
Be located at a plurality of threshing teeth of the peripheral part of described threshing tube with being outstanding state;
Described threshing tube arranges described threshing tooth along on a plurality of clavas that circumferentially are arranged side by side with interval with interval along described claval length direction,
Installation position beyond the described threshing chamber entrance side installation position is equipped with described clava via the flange shape support plate that is disposed at described rotating driveshaft, end first support plate that is positioned at the threshing chamber entrance side end of described threshing tube in the described support plate constitutes, and makes subplate portion with recess that the main board portion that spreads all over whole circumferential stage portion and sealing produce because of described stage portion form one between radially central portion side and peripheral part side.
14. sheller unit according to claim 13 is characterized in that,
Described main board portion with described subplate portion by fixing with bolt and forming as one with the supporting slice portion that is disposed at described clava end.
15. sheller unit according to claim 13 is characterized in that,
In the described support plate, the size of space of second support plate of first support plate and the threshing chamber outlet side that is adjacent to first support plate that is adjacent to the described flange part of described rotating driveshaft is set to, and is shorter with the size of space of the 3rd support plate of the threshing chamber outlet side that is adjacent to described second support plate than described second support plate.
16. sheller unit according to claim 14 is characterized in that,
In the described support plate, the size of space of second support plate of first support plate and the threshing chamber outlet side that is adjacent to first support plate that is adjacent to the described flange part of described rotating driveshaft is set to, and is shorter with the size of space of the 3rd support plate of the threshing chamber outlet side that is adjacent to described second support plate than described second support plate.
17. according to each described sheller unit in the claim 13～16, it is characterized in that,
Described end first support plate is set to the size of space of end second support plate of the threshing chamber entrance side that is adjacent to described end first support plate, and is shorter with the size of space of end the 3rd support plate of the threshing chamber entrance side that is adjacent to described end second support plate than described end second support plate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012018983A JP5943620B2 (en) | 2012-01-31 | 2012-01-31 | Threshing device |
| JP2012-018983 | 2012-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203206769U true CN203206769U (en) | 2013-09-25 |
Family
ID=49049597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320055753 Expired - Lifetime CN203206769U (en) | 2012-01-31 | 2013-01-31 | Threshing device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5943620B2 (en) |
| CN (1) | CN203206769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109121740A (en) * | 2017-06-28 | 2019-01-04 | 株式会社久保田 | The manufacturing method of sheller unit and thrashing cylinder |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7412289B2 (en) * | 2020-07-02 | 2024-01-12 | 株式会社クボタ | harvester |
| WO2022137814A1 (en) * | 2020-12-22 | 2022-06-30 | 株式会社クボタ | Threshing device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5565939U (en) * | 1978-10-28 | 1980-05-07 | ||
| JP2519039Y2 (en) * | 1990-11-30 | 1996-12-04 | 三菱農機株式会社 | Cylinder end structure for general-purpose combine |
| JP2640740B2 (en) * | 1996-06-07 | 1997-08-13 | ヤンマー農機株式会社 | Threshing equipment |
| JP2005162396A (en) * | 2003-12-02 | 2005-06-23 | Sumitomo Rubber Ind Ltd | Resin core for sheet feed roller |
| JP4455910B2 (en) * | 2004-03-23 | 2010-04-21 | 日立アプライアンス株式会社 | Drum washing machine |
| JP5491685B2 (en) * | 2007-04-24 | 2014-05-14 | 株式会社クボタ | Threshing structure of all-fired combine harvester |
| JP5022269B2 (en) * | 2008-02-29 | 2012-09-12 | 株式会社クボタ | Barrel |
-
2012
- 2012-01-31 JP JP2012018983A patent/JP5943620B2/en active Active
-
2013
- 2013-01-31 CN CN 201320055753 patent/CN203206769U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109121740A (en) * | 2017-06-28 | 2019-01-04 | 株式会社久保田 | The manufacturing method of sheller unit and thrashing cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013153727A (en) | 2013-08-15 |
| JP5943620B2 (en) | 2016-07-05 |
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| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |
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| CX01 | Expiry of patent term |