CN204616467U

CN204616467U - Thresher secondary recovery cylinder

Info

Publication number: CN204616467U
Application number: CN201520343172.9U
Authority: CN
Inventors: 陶岗
Original assignee: Sichuan An Gang Machinery Co Ltd
Current assignee: Sichuan An Gang Machinery Co Ltd
Priority date: 2015-05-26
Filing date: 2015-05-26
Publication date: 2015-09-09
Anticipated expiration: 2025-05-26

Abstract

The utility model discloses thresher secondary recovery cylinder, comprises two rotating disks, is fixed with multiple connecting rod, connecting rod is provided with multiple threshing tooth extended radially outwardly along rotating disk between the sidewall that two described rotating disks are opposite; Also comprise two stage cylinder, be fixed with two toothrows at two stage cylinder outer wall, the level height at the axis place of two stage cylinder is greater than the level height at described rotating disk axis place.For improving the percentage of thresh of cereal crops further, two stage cylinder is connected with by belt at the rear of rotating disk, make rotating disk synchronous with the rotation of two stage cylinder, namely the circular path upwards impelling that the stalk after threshing tooth and connecting rod process is formed along multiple connecting rod quick rotation, for the level height residing for rotating disk axis, the higher two stage cylinder of horizontal level directly with impelling and stalk contact, toothrow then carries out secondary threshing process to such stalk, the grain remained in stalk is cleaned out further, reach the object reducing loss of cereal crops.

Description

Thresher secondary recovery cylinder

Technical field

The utility model relates to grain threshing field, specifically refers to thresher secondary recovery cylinder.

Background technology

Although the development of combine is swift and violent in recent years; but because China is vast in territory; weather and geographical conditions and cultivar, planting patterns have larger difference; add that economic development is uneven; the performance of some combined harvester and Some Key Technologies are still immature; thresher in the cereal crops harvest operation of China, particularly in mountain area, hills patch, intercropping and coarse cereals plantation area be still indispensable work tool.Traditional thresher adopts blower rack double-deck screen shale shaker dressing mechanism usually; namely the mechanism such as to clean by clamping feeding, arch dental roller threshing and blower fan; make it have the features such as structure is simple, volume is little, lightweight, particularly use extensively in the southwest being in hilly country.

Terminate to when cleaning the stage in grain threshings such as wheat, rape, soybean and paddy rice, the vibratory sieve on thresher is when cleaning grain grain and stalk chip, and the large-sized stalk chip on sieve plate is raised out thresher by blower fan.But; because threshing course uninterruptedly carries out; the particle of cereal crops and related stalk are brought in vibratory sieve when threshing by arch dental roller in the lump; but the grain still having part on stalk comes off; vibratory sieve clean operation after this type of stalk be directly discharged; cause a large amount of grain losses; and be directed to the crop that the branch such as rape and soybean is luxuriant; cannot be fed in the threshing cavity at common arch dental roller place, the scope of application of thresher is reduced greatly.

Utility model content

The purpose of this utility model is to provide thresher secondary recovery cylinder, while realizing quick threshing, carries out secondary threshing to reach the object reducing grain loss to stalk.

The purpose of this utility model is achieved through the following technical solutions:

Thresher secondary recovery cylinder, comprises the rotating disk that two subtends are arranged, and is fixed with the ringwise multiple and connecting rod of array distribution, connecting rod is provided with multiple threshing tooth extended radially outwardly along rotating disk between the sidewall that two described rotating disks are opposite; Also comprise the two stage cylinder be connected with two disk shafts by belt, be fixed with two toothrows at two stage cylinder outer wall, and the level height at the axis place of described two stage cylinder is greater than the level height at described rotating disk axis place.When the utility model uses, harvested cereal crops are directly fed the rotating disk central region that two high speeds are rotated counterclockwise, threshing tooth on grain and connecting rod is collided mutually, stalk chip and not by the branch of complete threshing then by its inertia by dispatch to two stage cylinder, by two toothrows, secondary threshing is carried out to it, the grain that threshing produces then falls in the vibrating screen box bottom thresher and cleans, and namely completes the threshing operation of cereal crops, for rape, the cereal crops that the branch such as soybean are luxuriant, the full packaging type cylinder outer wall of existing arch dental roller is reduced to multiple connecting rod and circularizes and the structure of array distribution by the utility model, increase effective cutting area of cereal crops, by the threshing tooth on connecting rod and connecting rod, scraping is carried out to fluffy branch of bearing fruit, and then solve the cereal crops such as rape cannot the technical problem of feeding, and be the percentage of thresh improving cereal crops further, two stage cylinder is connected with by belt at the rear of rotating disk, make rotating disk synchronous with the rotation of two stage cylinder, namely the circular path upwards impelling that the stalk after threshing tooth and connecting rod process is formed along multiple connecting rod quick rotation, for the level height residing for rotating disk axis, the higher two stage cylinder of horizontal level directly with impelling and stalk contact, toothrow then carries out secondary threshing process to such stalk, the grain remained in stalk is cleaned out further, reach the object reducing loss of cereal crops.

Described threshing tooth is hammer leaf or columnar tooth.Hammer leaf or the tooth-like threshing tooth of column all can carry out efficient threshing operation to plurality of cereals crop, born fruit interting fast in part cereal crops by hammer leaf and columnar tooth, grain with hammer leaf and columnar tooth generation hard contact after namely extrude outside shell, further, threshing tooth also can carry out adjustment for different cereal crops and change, to realize the optimization of threshing efficiency, as to rape, paddy rice, when the crop that the grain diameters such as wheat are less carries out threshing, adopt columnar tooth can carry out quick threshing to the grain of minor diameter, avoid the grain of threshing operation, between connecting rod and columnar tooth, continual collision occurs simultaneously and caused grain to occur fragmentation, when the crop larger to grains such as soybean carries out threshing, namely employing hammer leaf can increase the contact area between cardamom, make it the stressed shell of cardamom and broken, the grain intensity larger in view of diameter is relatively high, even if particle collides between connecting rod and hammer leaf, also be unlikely to make granules decrepitate.Therefore, the threshing efficiency in the threshing region between two rotating disks is higher, and the grain that two stage cylinder reclaims is fewer, and the residual grain finally arranged outward by slag-drip opening is also fewer.

The extension of described hammer leaf is bending along the rotation direction of described rotating disk.When cereal crops feed the threshing region between two rotating disks, be positioned at place bottom feeding mouth to there will be a certain amount of grain and outwards sputter, in the utility model, the extension of hammer leaf is bending along the direction that it rotates, under the normal threshing function prerequisite of guarantee, bending extension makes cereal crops feed instantaneously namely by the particle bounce-back meeting threshing region again that threshing is launched out, reduces the loss amount of grain further.

The number of described connecting rod is 4.As preferably, four the sidewall area quarterings of connecting rod by rotating disk circularizing distribution, when rotating disk high-speed rotation, the movement locus of 4 connecting rods is formed between the threshing zone of a similar and cylinder, when the part of bearing fruit of cereal crops feeds, by contacting with the radial direction of threshing tooth and the lateral contact of connecting rod, realize, to horizontal, the longitudinally scraping simultaneously of part of bearing fruit, reducing grain amount residual on grain stalk.

The utility model compared with prior art, has following advantage and beneficial effect:

1, the utility model is the percentage of thresh improving cereal crops further, two stage cylinder is connected with by belt at the rear of rotating disk, make rotating disk synchronous with the rotation of two stage cylinder, namely the circular path upwards impelling that the stalk after threshing tooth and connecting rod process is formed along multiple connecting rod quick rotation, for the level height residing for rotating disk axis, the higher two stage cylinder of horizontal level directly with impelling and stalk contact, toothrow then carries out secondary threshing process to such stalk, the grain remained in stalk is cleaned out further, reach the object reducing loss of cereal crops,

2, in the utility model, the extension of hammer leaf is bending along the direction that it rotates, under the normal threshing function prerequisite of guarantee, bending extension makes cereal crops feed instantaneously namely by the particle bounce-back meeting threshing region again that threshing is launched out, reduces the loss amount of grain further;

3, the utility model four circularizes the sidewall area quartering of connecting rod by rotating disk of distribution, when rotating disk high-speed rotation, the movement locus of 4 connecting rods is formed between the threshing zone of a similar and cylinder, when the part of bearing fruit of cereal crops feeds, by contacting with the radial direction of threshing tooth and the lateral contact of connecting rod, realize, to horizontal, the longitudinally scraping simultaneously of part of bearing fruit, reducing grain amount residual on grain stalk.

Accompanying drawing explanation

Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms a application's part, does not form the restriction to the utility model embodiment.In the accompanying drawings:

Fig. 1 is the utility model structural representation;

Fig. 2 is end view of the present utility model;

Fig. 3 is the structural representation of hammer leaf;

Mark and corresponding parts title in accompanying drawing:

1-two stage cylinder, 2-toothrow, 3-columnar tooth, 4-connecting rod, 5-rotating disk, 6-belt, 7-hammer leaf, 8-extension.

Embodiment

Clearly understand for making the purpose of this utility model, technical scheme and advantage, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.

Embodiment 1

As shown in Fig. 1 ~ Fig. 3, the present embodiment comprises the rotating disk 5 that two subtends are arranged, and is fixed with the ringwise multiple and connecting rod 4 of array distribution, connecting rod 4 is provided with multiple threshing tooth extended radially outwardly along rotating disk 5 between the sidewall that two described rotating disks 5 are opposite; Also comprise the two stage cylinder 1 be connected with the rotating shaft of two rotating disks 5 by belt 6, be fixed with two toothrows 2 at two stage cylinder 1 outer wall, and the level height at the axis place of described two stage cylinder 1 is greater than the level height at described rotating disk 5 axis place.

When the utility model uses, harvested cereal crops are directly fed rotating disk 5 central region that two high speeds are rotated counterclockwise, threshing tooth on grain and connecting rod 4 is collided mutually, stalk chip and not by the branch of complete threshing then by its inertia by dispatch to two stage cylinder 1, by two toothrows 2, secondary threshing is carried out to it, the grain that threshing produces then falls in the vibrating screen box bottom thresher and cleans, namely the threshing operation of cereal crops is completed, described toothrow 2 is arranged by the steel bar interval of the multiple ridge shapes be arranged side by side and forms, and the outer wall of the middle part of steel bar and two stage cylinder 1 departs from, the circular arc of two different radians is formed respectively between the two-end-point of steel bar to its mid point, through secondary depart from stalk when contacting with toothrow 2, namely the number of revolutions of stalk is increased by the localized contact from different arc-shaped steel bar, improve the mass output rate of residual grain in stalk, for rape, the cereal crops that the branch such as soybean are luxuriant, the full packaging type cylinder outer wall of existing arch dental roller is reduced to multiple connecting rod 4 and circularizes and the structure of array distribution by the utility model, increase effective cutting area of cereal crops, by the threshing tooth on connecting rod 4 and connecting rod 4, scraping is carried out to fluffy branch of bearing fruit, and then solve the cereal crops such as rape cannot the technical problem of feeding, and be the percentage of thresh improving cereal crops further, two stage cylinder 1 is connected with by belt 6 at the rear of rotating disk 5, make rotating disk 5 synchronous with the rotation of two stage cylinder 1, namely the circular path upwards impelling that the stalk after threshing tooth and connecting rod 4 process is formed along multiple connecting rod 4 quick rotation, for the level height residing for rotating disk 5 axis, the higher two stage cylinder 1 of horizontal level directly with impelling and stalk contact, toothrow 2 carries out secondary threshing process to such stalk, the grain remained in stalk is cleaned out further, reach the object reducing loss of cereal crops.

Wherein, the threshing tooth of hammer leaf 7 or columnar tooth 3 formula all can carry out efficient threshing operation to plurality of cereals crop, born fruit interting fast in part cereal crops by hammer leaf 7 and columnar tooth 3, namely grain is extruded outside shell after there is hard contact with hammer leaf 7 and columnar tooth 3, further, threshing tooth also can carry out adjustment for different cereal crops and change, to realize the optimization of threshing efficiency, as to rape, paddy rice, when the crop that the grain diameters such as wheat are less carries out threshing, adopt columnar tooth 3 can carry out quick threshing to the grain of minor diameter, avoid the grain of threshing operation, between connecting rod 4 and columnar tooth 3, continual collision occurs simultaneously and caused grain to occur fragmentation, when the crop larger to grains such as soybean carries out threshing, namely employing hammer leaf 7 can increase the contact area between cardamom, make it the stressed shell of cardamom and broken, the grain intensity larger in view of diameter is relatively high, even if particle collides between connecting rod 4 and hammer leaf 7, also be unlikely to make granules decrepitate.Therefore, the threshing efficiency in the threshing region between two rotating disks 5 is higher, and the grain that two stage cylinder 1 reclaims is fewer, and the residual grain finally arranged outward by slag-drip opening is also fewer.

And when cereal crops feed the threshing region between two rotating disks 5, be positioned at place bottom feeding mouth to there will be a certain amount of grain and outwards sputter, in the utility model, the extension 8 of hammer leaf 7 is bending along the direction that it rotates, under the normal threshing function prerequisite of guarantee, bending extension 8 makes cereal crops feed instantaneously namely by the particle bounce-back meeting threshing region again that threshing is launched out, reduces the loss amount of grain further.

As preferably, four the sidewall area quarterings of connecting rod 4 by rotating disk 5 circularizing distribution, when rotating disk 5 high-speed rotation, the movement locus of 4 connecting rods 4 is formed between the threshing zone of a similar and cylinder, when the part of bearing fruit of cereal crops feeds, by contacting with the radial direction of threshing tooth and the lateral contact of connecting rod 4, realize, to horizontal, the longitudinally scraping simultaneously of part of bearing fruit, reducing grain amount residual on grain stalk.

Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only embodiment of the present utility model; and be not used in restriction protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims

1. thresher secondary recovery cylinder, comprise the rotating disk (5) that two subtends are arranged, it is characterized in that: between the sidewall that two described rotating disks (5) are opposite, be fixed with the ringwise multiple and connecting rod of array distribution (4), connecting rod (4) be provided with multiple threshing tooth extended radially outwardly along rotating disk (5); Also comprise the two stage cylinder (1) be connected with the rotating shaft of two rotating disks (5) by belt (6), be fixed with two toothrows (2) at two stage cylinder (1) outer wall, and the level height at the axis place of described two stage cylinder (1) is greater than the level height at described rotating disk (5) axis place.

2. thresher secondary recovery cylinder according to claim 1, is characterized in that: described threshing tooth is hammer leaf (7) or columnar tooth (3).

3. thresher secondary recovery cylinder according to claim 2, is characterized in that: the extension (8) of described hammer leaf (7) is bending along the rotation direction of described rotating disk (5).

4. thresher secondary recovery cylinder according to claim 1, is characterized in that: the number of described connecting rod (4) is 4.