CN102696338B - Adjustable straw diffuser matched with semi-feed type combined harvester - Google Patents
Adjustable straw diffuser matched with semi-feed type combined harvester Download PDFInfo
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- CN102696338B CN102696338B CN201210181313.2A CN201210181313A CN102696338B CN 102696338 B CN102696338 B CN 102696338B CN 201210181313 A CN201210181313 A CN 201210181313A CN 102696338 B CN102696338 B CN 102696338B
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Abstract
An adjustable straw diffuser matched with a semi-feed type combined harvester comprises a two-way spiral auger, a two-way spiral auger support device, and a straw crushing and guiding device, wherein the two-way spiral auger is arranged on the two-way spiral auger support device and comprises a middle shaft (8), a left-rotation elastic helical surface (3) and a right-rotation elastic helical surface (7); the middle shaft (8) comprises a smooth shaft (17), shaft-end fixed plates (14) and inter-shaft adjusting plates (15); two through holes are formed on each of the two ends of the left-rotation elastic helical surface (3), one end of the left-rotation elastic helical surface (3) is connected with the through holes of the shaft-end fixed plate (14) through bolts, and the other end is connected with adjusting plate through grooves (16) of the inter-shaft adjusting plates (15) through the bolts; and the right-rotation elastic helical surface (7) rotates to the right. According to the invention, the length and size of the helical surface, as well as the relative position and angle of a guide plate, can be adjusted and set through the elastic helical surface and the through grooves, and accordingly, experimental studies of optimizing parameters can be effectively completed, and the adaptability to different crops and cropping intensities is strengthened.
Description
Technical field
The present invention relates to agricultural mechanical field, the adjustable straw diffuser that particularly a kind of half feed combine harvester is supporting.
Background technology
The total crop return of stalk is had higher requirement to the uniformity that crushed stalk in combine operation is shed.The half feed combine harvester of the brands such as Japan Kubo field, foreign horse is all assembled with disperser, China also develop straw scattering device for head-feed reaping machine (Zhang Baojun. straw scattering device for head-feed reaping machine. license notification number: CN201878542U), and all have employed bidirectional screw structure, by the propelling movement of bidirectional screw, or in addition deflector is auxiliary, sheds fabric width and improve shed the uniformity to expand stalk.But the helicoid parameter of different disperser and flow-guiding structure parameter differ, shed effect and also lack objective analysis of experiments means and comparative evaluation result.Meanwhile, crop varieties, the planting density of agrotype and zones of different differ greatly, and the adaptive capacity of above-mentioned diffuser is worth inquiring into.The adjustable straw diffuser series products not yet having half feed combine harvester supporting at present.
Summary of the invention
In order to solve parameter optimization experimental study and the operation adaptability problem of the supporting straw diffuser of half feed combine harvester, the invention provides the adjustable straw diffuser that a kind of half feed combine harvester is supporting, reach the object that diffuser helicoid parameter and flow-guiding structure parameter adjustment set.
The technical solution adopted for the present invention to solve the technical problems is: utilize the groove between centers adjustment plate, the left-handed elastic helix face of replaceable different size and dextrorotation elastic helix face also change its length by drawing/pressing, thus the length in the different left-handed elastic helix face of analysis of experiments and dextrorotation elastic helix face, size configure shed the impact of the uniformity and breadth width on stalk.Utilize deflector groove and protective plate groove, can the setting angle of the multiple deflector of free setting and relative position, thus analysis of experiments is launched on the impact that the quantity of deflector, angle and position configure stalk sheds the uniformity and breadth width.
The present invention is made up of bidirectional screw screw feeder, screw feeder shaft end supporting device, crushing straw guiding device; Bidirectional screw screw feeder is located on screw feeder shaft end supporting device; Bidirectional screw screw feeder comprises jackshaft, left-handed elastic helix face, dextrorotation elastic helix face; Described jackshaft is adjusted plate formed by optical axis, axle head fixed head, between centers; Described optical axis two ends have through hole, and are welded with axle head fixed head, and axle head fixed head has two through hole, are welded with between centers adjustment plate in the middle of optical axis, between centers adjustment plate have two adjustment plate grooves; Described left-handed elastic helix face rotation direction is left-handed, and stretch in the axial direction, two ends, described left-handed elastic helix face respectively have two through holes, the described one end in left-handed elastic helix face and the through hole of axle head fixed head are bolted, and the adjustment plate groove that the other end in left-handed elastic helix face and between centers adjust plate is bolted; Described dextrorotation elastic helix face rotation direction is dextrorotation, and stretch in the axial direction, two ends, described dextrorotation elastic helix face all have two through holes, the described one end in dextrorotation elastic helix face and the through hole of axle head fixed head are bolted, and the adjustment plate groove that the other end in dextrorotation elastic helix face and between centers adjust plate is bolted.
Crushing straw guiding device comprises protective plate and multiple deflector; Groove under groove and protective plate on protective plate protective plate having a horizontal direction; On protective plate, the length of groove is greater than groove under protective plate; The upside of deflector has the deflector groove of vertical direction, downside has through hole, be each passed through groove, bolt and nut on deflector groove on deflector and protective plate by bolt and nut to be each passed through by groove under the through hole on deflector and protective plate, multiple deflector is fixed on protective plate.
The invention has the beneficial effects as follows, by elastic helix face and groove simple structure, reach the adjustment setting of helicoid length, size and deflector angle, relative position, thus the experimental study effectively completing parameter optimization and the adaptability strengthened Different Crop and plantation density.
Accompanying drawing explanation
Fig. 1 is the supporting adjustable straw diffuser structural representation of half feed combine harvester.
Fig. 2 is detachable draw bail schematic diagram.
Fig. 3 is intermediate shaft structure schematic diagram.
Fig. 4 is deflector and backboard adjustable structure schematic diagram.
Fig. 5 is pallet schematic top plan view.
1. bearing cages, 2. support plate in figure, 3. left-handed elastic helix face, 4. protective plate, 5. deflector, 6. belt wheel, 7. dextrorotation elastic helix face, 8. jackshaft, 9. axle head cylinder, 10. bearing (ball) cover, 11. screw feeder bearings, 12 Bearing with wheel, 13. minor axises, 14. axle head fixed heads, 15. between centers adjustment plates, 16. adjustment plate grooves, 17. optical axises, 18. deflector grooves, 19. through holes, groove on 20. protective plates, groove scale on 21., groove under 22. protective plates, 23. times groove scales.
Embodiment
As shown in Figure 1 and Figure 2, the supporting adjustable straw diffuser of this half feed combine harvester is made up of bidirectional screw screw feeder, screw feeder shaft end supporting device, crushing straw guiding device, and bidirectional screw screw feeder is located on screw feeder shaft end supporting device.Wherein bidirectional screw screw feeder comprises jackshaft 8, left-handed elastic helix face 3, dextrorotation elastic helix face 7.
Described jackshaft 8 is adjusted plate 15 formed by optical axis 17, axle head fixed head 14, between centers.Optical axis 17 two ends have through hole respectively, and are welded with axle head fixed head 14, and axle head fixed head 14 has two through hole.Be welded with between centers adjustment plate 15 in the middle of optical axis 17, between centers fixed head 15 have two adjustment plate grooves 16.
Described left-handed elastic helix face 3 rotation direction is left-handed, and can stretch in the axial direction, two ends, described left-handed elastic helix face 3 respectively have two through holes, the described one end in left-handed elastic helix face 3 and the through hole of axle head fixed head 14 are bolted, and the adjustment plate groove 16 that the other end in left-handed elastic helix face 3 and between centers adjust plate 15 is bolted; Described dextrorotation elastic helix face 7 rotation direction is dextrorotation, and can stretch in the axial direction, two ends, described dextrorotation elastic helix face 7 all have two through holes, the described one end in dextrorotation elastic helix face 7 and the through hole of axle head fixed head 14 are bolted, and the adjustment plate groove 16 that the other end in dextrorotation elastic helix face 7 and between centers adjust plate 15 is bolted.Described left-handed elastic helix face 3 and dextrorotation elastic helix face 7 have large, medium and small multiple external diameter model respectively.
As shown in Figure 2, screw feeder bracing or strutting arrangement comprises support plate 2, axle head cylinder 9, bearing (ball) cover 10, bearing cage 1, screw feeder bearing 11, minor axis 13, belt wheel 6, Bearing with wheel 12.Bearing cage 1 is welded on support plate 2, and auger bearing 11, Bearing with wheel 12 are all installed on minor axis 13.Bearing (ball) cover 10 is fixed on support plate 2 by bolt and nut, is realized the axial location of screw feeder bearing 11 by support plate 2 and bearing (ball) cover 10.
Crushing straw guiding device comprises protective plate 4 and multiple deflector 5.On protective plate protective plate 4 having a horizontal direction, groove 22 under groove 20 and protective plate, protective plate is separately installed with groove scale 21 and lower groove scale 23 above groove 20 and groove 22 under protective plate.On protective plate, the length of groove 20 is greater than groove 22 under protective plate.The upside of deflector 5 has the deflector groove 18 of vertical direction, downside has through hole 19, be each passed through groove 20, bolt and nut on deflector groove 18 on deflector 5 and protective plate by bolt and nut to be each passed through by groove 22 under the through hole 19 on deflector 5 and protective plate, multiple deflector 5 is fixed on protective plate 4.
The supporting adjustable straw diffuser of this half feed combine harvester is fixed on the below of combine chaffcutter grass outlet, and by chaffcutter by driving-belt band movable belt pulley 6, realizes the rotation of bidirectional screw screw feeder.After the chopping of stalk united grain header chaffcutter falls, pushed at two ends to the left and right by the left-handed elastic helix face 3 on the bidirectional screw screw feeder that rotates and dextrorotation elastic helix face 7, and guide through deflector 5, realize being shredded evenly shedding of stalk.Respectively the screw feeder bracing or strutting arrangement at two ends, left and right and jackshaft 8 are taken apart, change the left-handed elastic helix face 3 of different size and dextrorotation elastic helix face 7 and by draw/press change its length after be fixed on jackshaft 8, the length in the different left-handed elastic helix face 3 of analysis of experiments and dextrorotation elastic helix face 7, size configure can shed the impact of the uniformity and breadth width to stalk.Also can according to situations such as Different Crop kind and planting densities during combine actual job, the left-handed elastic helix face 3 of replacing installation different length, size and dextrorotation elastic helix face 7.By the bolt and nut fixed position relative under the through hole 19 on groove 20, deflector on adjustment deflector groove 18 and protective plate and protective plate between groove 22, can the setting angle of the multiple deflector 5 of free setting and relative position, thus analysis of experiments is launched on the impact that the quantity of deflector 5, angle and position configure stalk sheds the uniformity and breadth width.Also can according to situations such as Different Crop kind and planting densities during combine actual job, carry out the adjustment of deflector 5 quantity, angle and position.
Specific embodiment:
According to the specification of existing combine chaffcutter, the spacing of left and right two support plate 2 is 1140 mm, and the overall length in left-handed elastic helix face 3 and dextrorotation elastic helix face 7 is set as 922mm.Simultaneously spread according to the restriction of combine chaffcutter bottom installing space and stalk the needs shed, the external diametrical extent in left-handed elastic helix face 3 and dextrorotation elastic helix face 7 controls at 174 ~ 248mm.With the length in left-handed elastic helix face 3 and dextrorotation elastic helix face 7 and external diameter respectively large, medium and small three kinds of specifications arrange, then in test, the specification configuration in left-handed elastic helix face 3 and dextrorotation elastic helix face 7 is as shown in table 1.
The specification configuration in the left-handed elastic helix face 3 of table 1 and dextrorotation elastic helix face 7
Four pieces of deflectors 5 the position and fabric width that can change pointedly and shed at stalk are set.Four pieces of deflectors 5 are counted plate 1, plate 2, plate 3, plate 4 with this by belt wheel side, then for combine chaffcutter, stalks cutting is retrodeviated the virtual condition (along the observation of combine direct of travel) of shedding in right side and landing, the configuration of four pieces of deflector 5 incline directions is as shown in table 2.
The configuration of table 2 four pieces of deflector 5 incline directions
。
Claims (3)
1. the adjustable straw diffuser that half feed combine harvester is supporting, is characterized in that, is made up of bidirectional screw screw feeder, screw feeder shaft end supporting device, crushing straw guiding device; Bidirectional screw screw feeder is located on screw feeder shaft end supporting device;
Bidirectional screw screw feeder comprises jackshaft (8), left-handed elastic helix face (3), dextrorotation elastic helix face (7); Described jackshaft (8) is adjusted plate (15) formed by optical axis (17), axle head fixed head (14), between centers; Described optical axis (17) two ends have through hole, and be welded with axle head fixed head (14), (14) have two through hole with axle head fixed head, are welded with between centers adjustment plate (15) in the middle of optical axis (17), between centers adjustment plate (15) have two adjustment plate groove (16); Described left-handed elastic helix face (3) rotation direction is left-handed, and stretch in the axial direction, described left-handed elastic helix face (3) two ends respectively have two through holes, described one end of left-handed elastic helix face (3) and the through hole of axle head fixed head (14) are bolted, and the adjustment plate groove (16) that the other end of left-handed elastic helix face (3) and between centers adjust plate (15) is bolted; Described dextrorotation elastic helix face (7) rotation direction is dextrorotation, and stretch in the axial direction, described dextrorotation elastic helix face (7) two ends all have two through holes, one end of described dextrorotation elastic helix face (7) and the through hole of axle head fixed head (14) are bolted, and the adjustment plate groove (16) that the other end in dextrorotation elastic helix face (7) and between centers adjust plate (15) is bolted;
Described crushing straw guiding device comprises protective plate (4) and multiple deflector (5); Groove (22) under groove (20) and protective plate on the protective plate described protective plate (4) having a horizontal direction; On protective plate, the length of groove (20) is greater than groove (22) under protective plate; The upside of deflector (5) has the deflector groove (18) of vertical direction, downside has through hole (19), be each passed through groove (20), bolt and nut on deflector groove (18) on deflector (5) and protective plate by bolt and nut to be each passed through by groove (22) under the through hole (19) on deflector (5) and protective plate, multiple deflector (5) be fixed on protective plate (4); On described protective plate, groove (20) is separately installed with groove scale (21) and lower groove scale (23) with groove (22) top under protective plate; Length and the external diameter in described left-handed elastic helix face (3) and dextrorotation elastic helix face (7) are large, medium and small three kinds of specifications, are specially following table:
。
2. the adjustable straw diffuser that half feed combine harvester according to claim 1 is supporting, is characterized in that: described screw feeder bracing or strutting arrangement comprises support plate (2), bearing (ball) cover (10), bearing cage (1), screw feeder bearing (11), minor axis (13), Bearing with wheel (12); Described bearing cage (1) is welded on support plate (2), and auger bearing 11, Bearing with wheel (12) are all installed on minor axis (13); Bearing (ball) cover (10) is fixed on support plate (2) by bolt and nut, is made the axial location of screw feeder bearing (11) by support plate (2) and bearing (ball) cover (10).
3. the adjustable straw diffuser that half feed combine harvester according to claim 1 is supporting, is characterized in that: described deflector (5) is four pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181313.2A CN102696338B (en) | 2012-06-05 | 2012-06-05 | Adjustable straw diffuser matched with semi-feed type combined harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181313.2A CN102696338B (en) | 2012-06-05 | 2012-06-05 | Adjustable straw diffuser matched with semi-feed type combined harvester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102696338A CN102696338A (en) | 2012-10-03 |
| CN102696338B true CN102696338B (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210181313.2A Expired - Fee Related CN102696338B (en) | 2012-06-05 | 2012-06-05 | Adjustable straw diffuser matched with semi-feed type combined harvester |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112042367A (en) * | 2019-06-05 | 2020-12-08 | 丰疆智能科技股份有限公司 | Reversible shunt device and application thereof |
| CN113475201B (en) * | 2021-07-09 | 2023-05-09 | 山东省农业科学院作物研究所 | Ditching and seeding device for realizing straw diversion |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4981013A (en) * | 1989-08-21 | 1991-01-01 | Underwood Chester E | Corn harvesting apparatus |
| DE19809987A1 (en) * | 1998-03-09 | 1999-09-16 | Case Harvesting Sys Gmbh | Harvester rotary mower equipment for crops and raw materials |
| EP1614340A1 (en) * | 2004-07-08 | 2006-01-11 | Maschinenfabrik Kemper GmbH & Co. KG | Transversal screw conveyor for a harvesting attachment |
| CN201426260Y (en) * | 2009-06-16 | 2010-03-24 | 淮安中大农机有限公司 | Grass scattering device connected with reaper |
| RO126264A2 (en) * | 2009-09-09 | 2011-05-30 | Institutul Naţional De Cercetare -Dezvoltare Pentru Maşini Şi Instalaţii Destinate Agriculturii Şi Industriei Alimentare | System for preventing clogging of stem choppers |
| CN201878542U (en) * | 2010-11-02 | 2011-06-29 | 丹阳市木森农机有限公司 | Straw scattering device for head-feed reaping machine |
| CN102273361A (en) * | 2010-06-10 | 2011-12-14 | 莱恩农业装备有限公司 | Grass crushing mechanism of harvester |
-
2012
- 2012-06-05 CN CN201210181313.2A patent/CN102696338B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4981013A (en) * | 1989-08-21 | 1991-01-01 | Underwood Chester E | Corn harvesting apparatus |
| DE19809987A1 (en) * | 1998-03-09 | 1999-09-16 | Case Harvesting Sys Gmbh | Harvester rotary mower equipment for crops and raw materials |
| EP1614340A1 (en) * | 2004-07-08 | 2006-01-11 | Maschinenfabrik Kemper GmbH & Co. KG | Transversal screw conveyor for a harvesting attachment |
| CN201426260Y (en) * | 2009-06-16 | 2010-03-24 | 淮安中大农机有限公司 | Grass scattering device connected with reaper |
| RO126264A2 (en) * | 2009-09-09 | 2011-05-30 | Institutul Naţional De Cercetare -Dezvoltare Pentru Maşini Şi Instalaţii Destinate Agriculturii Şi Industriei Alimentare | System for preventing clogging of stem choppers |
| CN102273361A (en) * | 2010-06-10 | 2011-12-14 | 莱恩农业装备有限公司 | Grass crushing mechanism of harvester |
| CN201878542U (en) * | 2010-11-02 | 2011-06-29 | 丹阳市木森农机有限公司 | Straw scattering device for head-feed reaping machine |
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| CN102696338A (en) | 2012-10-03 |
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Granted publication date: 20141224 Termination date: 20180605 |