CN207054153U - A kind of all-round installed threshing separator of united reaper - Google Patents

A kind of all-round installed threshing separator of united reaper Download PDF

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Publication number
CN207054153U
CN207054153U CN201720623931.6U CN201720623931U CN207054153U CN 207054153 U CN207054153 U CN 207054153U CN 201720623931 U CN201720623931 U CN 201720623931U CN 207054153 U CN207054153 U CN 207054153U
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China
Prior art keywords
distributed
plate
circular arc
united reaper
round
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CN201720623931.6U
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Chinese (zh)
Inventor
金诚谦
倪有亮
陈满
徐金山
钱震杰
王昕�
刘基
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Nanjing Research Institute for Agricultural Mechanization Ministry of Agriculture
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Nanjing Research Institute for Agricultural Mechanization Ministry of Agriculture
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Abstract

A kind of all-round installed threshing separator of united reaper is the utility model is related to, belongs to technical field of agricultural harvesting.The device includes the threshing cylinder in concave grate and recessed screen in pairing, upper concave grate is made up of the circular arc sieve plate with latticed porosity rima and the spiral guide plate being fixed in sieve plate, arc plate that recessed screen is distributed by axially spaced-apart, the circular arc grating being distributed between adjacent circular arc plate and the axially extending transverse slat of the circumferentially-spaced distribution connected with arc plate and circular arc grating form, and the both ends of recessed screen have inlet and outlet respectively;Threshing cylinder contains rotation driving axle, drive shaft is fixedly connected by disk with being distributed in one group of central siphon of disk excircle, central siphon is connected by the spike-tooth that axially spaced-apart is distributed with rasp bar that outside has line muscle, and line muscle is distributed in rasp bar outer surface with the hand of spiral.During harvesting, threshing cylinder is effectively increased de- point of ability of harvester, is reduced operation consumption with 360 ° of all-round threshings.

Description

A kind of all-round installed threshing separator of united reaper
Technical field
A kind of united reaper is the utility model is related to, especially a kind of all-round installed threshing separator of united reaper, category In technical field of agricultural harvesting.
Background technology
For a long time, the threshing angle of united reaper is always between 200 ° to 270 ° because threshing cylinder upper end with There was only cereal centrifugation between cover plate, in the absence of threshing operations, therefore the threshing detached job of traditional harvest machine is less efficient. Develop with the maximization of united reaper, the feed quantity of harvester is increasing, is badly in need of improving harvester threshing point as far as possible From operating efficiency.
Utility model content
The purpose of this utility model is:It is proposed that a kind of can be separated with the all-round threshing of the united reaper of 360 ° of threshings fills Put, so as to give full play to the threshing detached job efficiency of harvester, meet the needs of united reaper maximization development.
In order to achieve the above object, the basic technical scheme of the all-round installed threshing separator of the utility model united reaper For:Including the threshing cylinder in the concave grate in pairing and recessed screen, the upper concave grate is by the circular arc with latticed porosity rima Sieve plate and the spiral guide plate composition being fixed in sieve plate, arc plate that the recessed screen be distributed by axially spaced-apart, are spaced The circular arc grating and the circumferentially-spaced distribution connected with arc plate and circular arc grating being distributed between adjacent circular arc plate axially prolong The transverse slat composition stretched, the both ends of the recessed screen have inlet and outlet respectively;The threshing cylinder contains rotation driving axle, The drive shaft is fixedly connected by disk with being distributed in one group of central siphon of disk excircle, and the central siphon passes through between axial direction It is connected every the spike-tooth of distribution with rasp bar that outside has line muscle, the line muscle is distributed in rasp bar outer surface with the hand of spiral.
During harvesting, grain inlet enters threshing in threshing cylinder, the cereal kernel taken off respectively by upper concave grate and Concave plate screening separates out, and stalk and does not purify seed under the guiding of guide plate, moves to outlet, is handled into follow-up system. Because the utility model uses the upper and lower concave grate of butted structure, upper and lower concave grate and threshing cylinder constitute all-round 360 ° all The system of energy threshing separation, therefore during threshing detached job, threshing cylinder is able to 360 ° of all-round threshings, effectively increases The de- ability of dividing of harvester;And the guide plate in upper concave grate has threshing concurrently and cereal is oriented to the effect of separation, makes cereal suitable Outlet freely is flow to, operation consumption is effectively reduced, further increases the threshing detached job efficiency of harvester.
It is that the rasp bar is made up of tangential face and Nei Yan faces that the utility model, which further improves, and the line muscle, which is located at, to be cut To on face.Line muscle, which is located on tangential face, can effectively improve threshing efficiency and threshing performance.
The utility model further improves, and the tangential face of the rasp bar is with interior face of prolonging into 100 ° of -120 ° of angles. In threshing course, when grain straw is by rasp bar surface, certain guide effect can be played, threshing is passed through on rasp bar surface Post-job grain straw exports along threshing cylinder import to the direction exported.
The utility model further improves, the line muscle with spiral guide plate identical hand of spiral interval point Cloth is in rasp bar outer surface.Stalk guide functions can be so further functioned as, improve the operating efficiency of whole sheller unit, effectively Increase the feed quantity of harvester.
It is that the outlet is made up of the outlet side plate of grating floor and its both sides that the utility model, which also further improves,; The import is made up of the import side plate of hollow out bottom plate and its both sides.It is spacing to inlet and outlet stalk by both sides import side plate, carry High stalk passes in and out threshing efficiency;Hollow out bottom plate is advantageous to take off and be mixed in the grain screening in stalk and go out.
The utility model further perfect be, the outside of the hollow out bottom plate is in sieve-mesh in grid-like, inner side.Should The cereal that the design of structure is considered to take off often is in the outer part " volt of lying ", is in the inner part " erecting " shape, and grid is easy to " lie The cereal of volt " leaks down to sift out, and the cereal that sieve aperture is then easy to " erecting " leaks down to sift out.
Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is the dimensional structure diagram of the utility model one embodiment.
Fig. 2 is the structural representation of upper concave grate in Fig. 1 embodiments.
Fig. 3 is the structural representation of recessed screen in Fig. 1 embodiments.
Fig. 4 is threshing cylinder dimensional structure diagram in Fig. 1 embodiments.
Fig. 5 is threshing cylinder cross section structure diagram in Fig. 1 embodiments.
Fig. 6 is Fig. 5 side view.
Fig. 7 is the inlet device dimensional structure diagram of Fig. 1 embodiments.
Fig. 8 is the outlet device dimensional structure diagram of Fig. 1 embodiments.
Embodiment
Embodiment one
The all-round installed threshing separator basic structure of united reaper of the present embodiment is as shown in figure 1, including positioned to closing Threshing cylinder 4 in concave grate 3 and recessed screen 2, the both ends of recessed screen 2 have import 1 and outlet 5 respectively.Upper concave grate 3 concrete structure is as shown in Fig. 2 by the circular arc sieve plate 3-1 with latticed porosity rima and being fixed in sieve plate 3-1, being spaced apart Spiral guide plate 3-2 is formed.Recessed screen 2 is as shown in figure 3, by the arc plate 2-1 and 2-2 of axially spaced-apart distribution, be spaced apart Circular arc grating 2-3 and the circumferentially-spaced distribution axial direction connected with arc plate and circular arc grating 2-3 between adjacent circular arc plate The transverse slat 2-4 compositions of extension, form latticed porosity rima.The both ends of recessed screen 2 reserve the breach of installation import 1 and outlet 5 respectively.
Threshing cylinder 4 as shown in Figure 4,5, 6, contains the rotation driving axle 4-5 for being supported on bearing block 4-7, rotation driving axle Pass through axle sleeve 4-6 axially positions between 4-5 and bearing block 4-7.Rotation driving axle 4-5 one end is equipped with sprocket wheel 4-1, and passes through two The disk 4-9 at end is fixedly connected with one group of six roots of sensation central siphon 4-4 uniformly at intervals in disk 4-9 excircles, and each central siphon 4-6 passes through axle It is connected to the rasp bar 4-2 for radially extending spike-tooth 4-3 and outside there is line muscle 4-11 being spaced apart, rasp bar 4-2 is by tangential face 4- T and formed with tangential face into face 4-D is prolonged in about 110 °, line muscle 4-11 is located on tangential face 4-T, with spiral guide plate 3-2 The identical hand of spiral is distributed in rasp bar 4-2 outer surfaces.
Outlet grating floor 5-2 and its both sides outlet side plate 5-1 as shown in fig. 7, be made up of.Import as shown in figure 8, by Hollow out bottom plate 1-2 and the import side plate 1-1 of its both sides are formed.Hollow out bottom plate 1-2 outside is (i.e. close to the one of threshing cylinder end Side) in grid-like, inner side it is in sieve-mesh.Grid interval or screen-aperture are less than cereal minimum grain size, therefore are acted on sieve soil, The percentage of impurity of cereal after harvesting can be reduced.
During combine operation, cereal passes through harvester header, and the all-round of the present embodiment is transported to by conveying mechanism Installed threshing separator, entered by import 1 and threshing detached job is carried out in threshing cylinder 4, in operation process, the cereal kernel taken off Isolated respectively by upper concave grate 3 and recessed screen 2, grain straw and do not purify seed under guide plate 3-2 guiding, from a left side Outlet 5 is moved to by inlet mechanism 1 to the right side, and the cleaning and sorting system of harvester is entered by outlet 5.Threshing detached job process In, concave grate is surrounded by the range of 4 all-round 360 ° of threshing cylinder includes upper concave grate 2, recessed screen 3, in threshing detached job mistake Cheng Zhong, threshing cylinder 4 can carry out 360 ° of all-round threshing operations, effectively increase de- point of ability of united reaper.And paddy Thing during threshing detached job, stalk and do not purify seed can guide plate effect under forward flow, complete tradition While harvester threshing drum upper cover plate guide effect, the function of threshing separation is further realized.

Claims (6)

1. a kind of all-round installed threshing separator of united reaper, including in concave grate in pairing (3) and recessed screen (2) Threshing cylinder (4), the upper concave grate is by the circular arc sieve plate (3-1) with latticed porosity rima and the spirally-guided being fixed in sieve plate Plate (3-2) forms, and arc plate (2-1,2-2) that the recessed screen is distributed by axially spaced-apart, is distributed in adjacent circular arc plate Between the axially extending transverse slat (2- of circular arc grating (2-3) and the circumferentially-spaced distribution connected with arc plate and circular arc grating 4) form, the both ends of the recessed screen have import (1) and outlet (5) respectively;The threshing cylinder contains rotation driving axle (4-5), the drive shaft are fixedly connected by disk (4-9) with being distributed in one group of central siphon (4-4) of disk excircle, institute State the spike-tooth (4-3) that central siphon is distributed by axially spaced-apart to be connected with the rasp bar (4-2) that outside has line muscle, the line muscle is with spiral Direction is distributed in rasp bar outer surface.
2. the all-round installed threshing separator of united reaper according to claim 1, it is characterised in that:The rasp bar is by tangential Face and Nei Yan faces are formed, and the line muscle is located on tangential face.
3. the all-round installed threshing separator of united reaper according to claim 2, it is characterised in that:The rasp bar it is tangential Face is with interior face of prolonging into 100 ° of -120 ° of angles.
4. the all-round installed threshing separator of united reaper according to Claims 2 or 3, it is characterised in that:The line muscle with Rasp bar outer surface is distributed in the spiral guide plate identical hand of spiral.
5. the all-round installed threshing separator of united reaper according to claim 4, it is characterised in that:The outlet is by grid The outlet side plate composition of bottom plate and its both sides;The import is made up of the import side plate of hollow out bottom plate and its both sides.
6. the all-round installed threshing separator of united reaper according to claim 5, it is characterised in that:The hollow out bottom plate Outside is in sieve-mesh in grid-like, inner side.
CN201720623931.6U 2017-06-01 2017-06-01 A kind of all-round installed threshing separator of united reaper Withdrawn - After Issue CN207054153U (en)

Priority Applications (1)

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CN201720623931.6U CN207054153U (en) 2017-06-01 2017-06-01 A kind of all-round installed threshing separator of united reaper

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Application Number Priority Date Filing Date Title
CN201720623931.6U CN207054153U (en) 2017-06-01 2017-06-01 A kind of all-round installed threshing separator of united reaper

Publications (1)

Publication Number Publication Date
CN207054153U true CN207054153U (en) 2018-03-02

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107094441A (en) * 2017-06-01 2017-08-29 农业部南京农业机械化研究所 A kind of all-round installed threshing separator of united reaper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107094441A (en) * 2017-06-01 2017-08-29 农业部南京农业机械化研究所 A kind of all-round installed threshing separator of united reaper
CN107094441B (en) * 2017-06-01 2023-05-16 农业部南京农业机械化研究所 Full-cycle threshing and separating device of combine harvester

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