CN203369101U - Efficient harvesting and threshing assembly of small combine harvester - Google Patents
Efficient harvesting and threshing assembly of small combine harvester Download PDFInfo
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- CN203369101U CN203369101U CN201320455610.1U CN201320455610U CN203369101U CN 203369101 U CN203369101 U CN 203369101U CN 201320455610 U CN201320455610 U CN 201320455610U CN 203369101 U CN203369101 U CN 203369101U
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- threshing
- cylinder
- conveying roller
- removal
- assembly
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Abstract
The utility model discloses an efficient harvesting and threshing assembly of a small combine harvester. The efficient harvesting and threshing assembly comprises a machine frame, a reel assembly, a cutter assembly, a grain lifter, a conveying roller, a threshing cylinder, an impurity removing cylinder and a cylinder housing, wherein both the threshing cylinder and the impurity removing cylinder are arranged in an inner cavity of the cylinder housing, the impurity removing cylinder is placed above the threshing cylinder, a feed port is formed in the cylinder housing, and the conveying roller is arranged between the cutter assembly and the cylinder housing and used for longitudinally conveying cut grain ears into the feed port along the harvester. According to the efficient harvesting and threshing assembly of the small combine harvester, the grain ears do not need to be transversely conveyed, transverse accumulation of the grain ears does not occur, conveying capacity in unit time is large, the structure is simple, the self weight is light, and the idle resistance is small. Compared with an existing harvesting and threshing device, the efficient harvesting and threshing assembly has the advantages that harvesting operation can be conducted at a high advancing speed, the harvesting efficiency can be greatly improved, labor intensity of grain harvesters can be further lowered, the grain harvesting cost can be reduced, the grain harvesting consumed time can be shortened, and the labor resource can be saved.
Description
Technical field
The utility model relates to a kind of combine annex, relates in particular to a kind of baby combine efficient reaping threshing assembly.
Background technology
Be supplied with in the market baby combine, cheap, flexibly mobile, convenient, be suitable for little field harvesting, generally by walking vehicle body, harvesting threshing assembly, going out grain cylinder assembly and drive unit forms, harvesting threshing assembly be positioned at the combine front end harvesting threshing part, by the ceding of Taiwan and threshing assembly, formed, the ceding of Taiwan comprises cutter, grain lifter, dialling standing grain mechanism and Miao Sui conveying mechanism forms, dial standing grain mechanism and common are rice-pulling tooth and two kinds of structures of straw shift wheel, seedling fringe conveying mechanism is located at the rear side of cutter, by cutter, the seedling fringe is cut off, by seedling fringe conveying mechanism, the seedling fringe sliced off is delivered to the threshing assembly again and carry out threshing, ceding of Taiwan width of the prior art is typically designed to the width of at least corresponding two fields, make once to walk and can at least gather in the crops two ridge cereal, therefore the structure that seedling fringe conveying mechanism also adopts horizontal screw auger to combine with chain widely, by horizontal screw auger, the seedling fringe sliced off is laterally concentrated on to the porch of chain, the recycling chain longitudinally is transported to the threshing assembly by the seedling fringe and carries out threshing, because the parts of chain are many and complex structure, idle resistance is larger, so the width general control of chain is in 30 centimeters, excessive to prevent its deadweight and idle resistance, guarantee the power performance of baby combine, but conveying capacity and the efficiency of chain have meanwhile also been limited greatly, need the strict gait of march of controlling combine during harvesting, cause existing baby combine harvesting efficiency generally lower.
Therefore, need to be improved existing harvesting threshing assembly structure, improve its seedling fringe transfer efficiency, and then improve its harvesting efficiency, be reduced grain harvest personnel labor intensity and grain harvest cost and consuming time, be saved human resources.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of baby combine efficient reaping threshing assembly, by the conveying roller of being located at the cutter rear side, the seedling fringe sliced off vertically directly is delivered to the threshing assembly along grain header and carries out threshing, without the seedling fringe is carried out to lateral transfer, Miao Sui does not produce transverse stack, with the conveying plant that horizontal screw auger of the prior art combines with chain, compare, not only in the unit interval, conveying capacity is large, and simple in structure, conduct oneself with dignity little, idle resistance is little, can carry out harvesting with larger gait of march than existing baby combine, can significantly improve harvesting efficiency, further reduce grain harvest personnel labor intensity and grain harvest cost and consuming time, save human resources.
Baby combine efficient reaping threshing assembly of the present utility model, comprise straw shift wheel assembly, cutter assembly, grain lifter, conveying roller, threshing cylinder, removal of impurities cylinder and cylinder case for being arranged on the frame on the grain header walking assembly and being installed on described frame; Described threshing cylinder and removal of impurities cylinder all are located in the inner chamber of cylinder case and the removal of impurities cylinder is positioned at the top of threshing cylinder; Described cylinder case is provided with charging aperture; Described conveying roller is located between cutter assembly and cylinder case and is vertically sent in charging aperture for the seedling fringe by slicing off along grain header;
Further, the axis of described conveying roller arranges along this baby combine transverse horizontal;
Further, the axis of described conveying roller is 210-500mm to the horizontal range of cutter assembly blade;
Further, described conveying roller outer wall is provided with anti-skidding muscle;
Further, described anti-skidding muscle adopts reinforcing bar to be fixedly welded on the conveying roller outer wall and forms, and anti-skidding muscle circumferentially evenly arranges a plurality of along conveying roller;
Further, also comprise and be fixed in frame and be connected the supporting plate between cutter assembly and conveying roller;
Further, the axis of described conveying roller is not higher than supporting plate top surface;
Further, described threshing cylinder is rasp bar formula structure, and described removal of impurities cylinder is the spiketooth type structure; Described cylinder case comprises end cover, upper cover and screen cloth; Along the removal of impurities drum shaft, to an end, uncovered and upper cover inwall is fixed with the spiral catch to described upper cover; Described spiral catch and removal of impurities cylinder coaxially arrange;
Further, the front of described screen cloth along and all be fixed in end cover inwall along the edge of grain header both lateral sides; The front portion of screen cloth is the cambered surface filter coaxial with the removal of impurities cylinder and by this cambered surface filter, the inner chamber of cylinder case is divided into to removal of impurities chamber and threshing cavity, the corresponding threshing cavity setting of described charging aperture; The rear portion of screen cloth turns down downwards and forms the guiding filter for the seedling fringe after threshing cylinder processing is imported to the removal of impurities chamber;
Further, the spike-tooth dislocation be positioned on described removal of impurities cylinder on adjacent two circumference is arranged.
The beneficial effects of the utility model are: baby combine efficient reaping threshing assembly of the present utility model, by the conveying roller of being located at the cutter rear side, the seedling fringe sliced off vertically directly is delivered to the threshing assembly along grain header and carries out threshing, without the seedling fringe is carried out to lateral transfer, Miao Sui does not produce transverse stack, with the conveying plant that horizontal screw auger of the prior art combines with chain, compare, not only in the unit interval, conveying capacity is large, and simple in structure, conduct oneself with dignity little, idle resistance is little, can carry out harvesting with larger gait of march than existing baby combine, can significantly improve harvesting efficiency, further reduce grain harvest personnel labor intensity and grain harvest cost and consuming time, save human resources.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure: the baby combine efficient reaping threshing assembly of the present embodiment comprises straw shift wheel assembly 2, cutter assembly 3, grain lifter 4, conveying roller 5, threshing cylinder 6, removal of impurities cylinder 7 and cylinder case for being arranged on the frame 1 on the grain header walking assembly and being installed on described frame 1; Described threshing cylinder 6 and removal of impurities cylinder 7 all are located in the inner chamber of cylinder case and removal of impurities cylinder 7 is positioned at the top of threshing cylinder 6; Described cylinder case is provided with charging aperture 8; Described conveying roller 5 is located between cutter assembly 3 and cylinder case and is vertically sent in charging aperture 8 along grain header for the seedling fringe by slicing off, grain header vertically refers to the grain header fore-and-aft direction, the head of Miao Sui is toppled over backward after being sliced off by cutter assembly 3 under the toggle action of straw shift wheel assembly 2 and the tip of fringe head rides on conveying roller 5, and conveying roller 5 rolls and by its surface and the rubbing action of fringe head, the seedling fringe sliced off sent in charging aperture 8 and carried out threshing.
In the present embodiment, the axis of described conveying roller 5 arranges along this baby combine transverse horizontal, each point of arranging along its axis on conveying roller 5 working faces equates to the distance of cutter, the cereal that can guarantee each ridge while simultaneously gathering in the cereal on many ridges all can be taken on the working face of conveying roller 5, the seedling fringe sliced off vertically directly can be conveyed in charging aperture 8 and carry out threshing along grain header.
In the present embodiment, the axis of described conveying roller 5 is 210-500mm to the horizontal range of cutter assembly 3 blades, be the horizontal range of the axis of conveying roller 5 to cutter assembly 3 each blade mid point lines, it is 360mm that the present embodiment arranges this horizontal range, be slightly less than the average length of ripe paddy rice or wheat seedling fringe head, the fringe head of cutting off while being beneficial to harvesting effectively rides on conveying roller 5, in time, deliver to reliably in the charging aperture 8 of threshing assembly and carry out threshing, certainly also the axis of conveying roller 5 can be set to 250mm accordingly to the horizontal range of cutter assembly blade according to the length of the ripe paddy rice in different regions or wheat seedling fringe head, 300mm, 400mm or 450mm, with actual operation requirements, be as the criterion.
In the present embodiment, described conveying roller 5 outer walls are provided with anti-skidding muscle 9, when rotating, conveying roller 5 can produce the thrust towards charging aperture 8 directions by 9 pairs of seedling fringes of anti-skidding muscle, therefore make between conveying roller 5 and seedling fringe also to produce impetus by anti-skidding muscle 9 except rubbing action is arranged, improve the conveying effect of 5 pairs of seedling fringes of conveying roller.
In the present embodiment, described anti-skidding muscle 9 adopts reinforcing bar to be fixedly welded on conveying roller 5 outer walls and forms, and anti-skidding muscle 9 circumferentially evenly arranges a plurality of along conveying roller 5, and promotion seedling fringe that can be continuous, stable, continuously deliver to the threshing assembly by the seedling fringe; Anti-skidding muscle 9 can be also convex closure or striated structure, all can realize the purpose that it is anti-skidding.
In the present embodiment, also comprise and be fixed in frame 1 and be connected the supporting plate 10 between cutter assembly 3 and conveying roller 5, be connected and refer between cutter assembly 3 and supporting plate 10 and all to join between supporting plate 10 and conveying roller 5 and their gap is unlikely to make Miao Sui to block or fall, the reliable seedling fringe that supporting plate 10 has formed between cutter assembly 3 and conveying roller 5 is carried bridge, rational in infrastructure.
In the present embodiment, the axis of described conveying roller 5 is not higher than supporting plate 10 end faces, by the radial dimension of conveying roller 5 rationally is set, can make conveying roller 5 form certain conveying zone of action more than supporting plate 10 end faces, the fringe head of different length all can effectively be ridden on conveying roller 5.
In the present embodiment, described threshing cylinder 6 is rasp bar formula structure, and described removal of impurities cylinder 7 is the spiketooth type structure; Described cylinder case comprises end cover 11, upper cover 12 and screen cloth 13; The inner chamber of cylinder case is fastened on end cover 11 and is formed by upper cover 12; Along the axial end of removal of impurities cylinder 7, uncovered and upper cover 12 inwalls are fixed with spiral catch 14 to described upper cover 12; Described spiral catch 14 coaxially arranges with removal of impurities cylinder 7; First by 6 pairs of seedling fringes of threshing cylinder with rib, carry out threshing, after threshing or the seedling fringe of half threshing deliver to removal of impurities cylinder 7 places under the centrifugal action of threshing cylinder with rib 6, the effect of knocking by 7 pairs of seedling fringes of removal of impurities cylinder can be carried out the secondary threshing, guarantee that seed purifies, certainly rationally control the rotating speed of removal of impurities cylinder 7 to avoid the pulverizing of seedling fringe, the seedling fringe after threshing is discharged along spiral catch 14 axial flow and by the opening end of upper cover 12 under the drive of removal of impurities cylinder 7; The destruction of 6 pairs of seedling fringes of threshing cylinder of rasp bar formula is little, can keep the integrality of seedling bar in threshing course, reduces the generation of seedling bar chip, is beneficial to the operating environment of cleaning and keeping friends with of seed.
In the present embodiment, the front of described screen cloth 13 along and all be fixed in end cover inwall along the edge of grain header both lateral sides; The front portion of screen cloth 13 is the cambered surface filter coaxial with removal of impurities cylinder 7 and by this cambered surface filter, the inner chamber of cylinder case is divided into to removal of impurities chamber 15 and threshing cavity 16, corresponding threshing cavity 16 settings of described charging aperture 8; The rear portion of screen cloth 13 turns down downwards and forms the guiding filter for the seedling fringe after threshing cylinder 6 processing is imported to removal of impurities chamber 15; By screen cloth 13, the corresponding threshing cylinder 6 of cylinder case inner chamber and removal of impurities cylinder 7 are effectively isolated, the seedling fringe of seed after the eyelet of screen cloth 13 falls into threshing cavity 16 to make threshing simultaneously come off under the effect of removal of impurities cylinder 7 discharged along the opening end of upper cover.
In the present embodiment, the spike-tooth dislocation be positioned on described removal of impurities cylinder 7 on adjacent two circumference is arranged, can avoid adjacent spike-tooth to hinder the axial flow of seedling fringe.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
1. a baby combine efficient reaping threshing assembly, is characterized in that: comprise straw shift wheel assembly, cutter assembly, grain lifter, conveying roller, threshing cylinder, removal of impurities cylinder and cylinder case for being arranged on the frame on the grain header walking assembly and being installed on described frame; Described threshing cylinder and removal of impurities cylinder all are located in the inner chamber of cylinder case and the removal of impurities cylinder is positioned at the top of threshing cylinder; Described cylinder case is provided with charging aperture; Described conveying roller is located between cutter assembly and cylinder case and is vertically sent in charging aperture along grain header for the seedling fringe by slicing off.
2. baby combine efficient reaping threshing assembly according to claim 1 is characterized in that: the axis of described conveying roller arranges along this baby combine transverse horizontal.
3. baby combine efficient reaping threshing assembly according to claim 2, it is characterized in that: the axis of described conveying roller is 210-500mm to the horizontal range of cutter assembly blade.
4. baby combine efficient reaping threshing assembly according to claim 3, it is characterized in that: described conveying roller outer wall is provided with anti-skidding muscle.
5. baby combine efficient reaping threshing assembly according to claim 4 is characterized in that: described anti-skidding muscle adopts reinforcing bar to be fixedly welded on the conveying roller outer wall and forms, and anti-skidding muscle circumferentially evenly arranges a plurality of along conveying roller.
6. baby combine efficient reaping threshing assembly according to claim 5, is characterized in that: also comprise and be fixed in frame and be connected the supporting plate between cutter assembly and conveying roller.
7. baby combine efficient reaping threshing assembly according to claim 6, it is characterized in that: the axis of described conveying roller is not higher than supporting plate top surface.
8. baby combine efficient reaping threshing assembly according to claim 7, it is characterized in that: described threshing cylinder is rasp bar formula structure, and described removal of impurities cylinder is the spiketooth type structure; Described cylinder case comprises end cover, upper cover and screen cloth; Along the removal of impurities drum shaft, to an end, uncovered and upper cover inwall is fixed with the spiral catch to described upper cover; Described spiral catch and removal of impurities cylinder coaxially arrange.
9. baby combine efficient reaping threshing assembly according to claim 8 is characterized in that: the front of described screen cloth along and all be fixed in end cover inwall along the edge of grain header both lateral sides; The front portion of screen cloth is the cambered surface filter coaxial with the removal of impurities cylinder and by this cambered surface filter, the inner chamber of cylinder case is divided into to removal of impurities chamber and threshing cavity, the corresponding threshing cavity setting of described charging aperture; The rear portion of screen cloth turns down downwards and forms the guiding filter for the seedling fringe after threshing cylinder processing is imported to the removal of impurities chamber.
10. baby combine efficient reaping threshing assembly according to claim 9, is characterized in that: be positioned at the spike-tooth dislocation layout on adjacent two circumference on described removal of impurities cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320455610.1U CN203369101U (en) | 2013-07-29 | 2013-07-29 | Efficient harvesting and threshing assembly of small combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320455610.1U CN203369101U (en) | 2013-07-29 | 2013-07-29 | Efficient harvesting and threshing assembly of small combine harvester |
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| Publication Number | Publication Date |
|---|---|
| CN203369101U true CN203369101U (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320455610.1U Expired - Fee Related CN203369101U (en) | 2013-07-29 | 2013-07-29 | Efficient harvesting and threshing assembly of small combine harvester |
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| Country | Link |
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| CN (1) | CN203369101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103477793A (en) * | 2013-07-29 | 2014-01-01 | 重庆民茂机械制造有限公司 | Efficient harvesting and threshing assembly of small combined harvester |
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2013
- 2013-07-29 CN CN201320455610.1U patent/CN203369101U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103477793A (en) * | 2013-07-29 | 2014-01-01 | 重庆民茂机械制造有限公司 | Efficient harvesting and threshing assembly of small combined harvester |
| CN103477793B (en) * | 2013-07-29 | 2016-03-02 | 重庆民茂机械制造有限公司 | Baby combine efficient reaping threshing assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20160729 |