CN102322922B - Grain flow sensor test bench - Google Patents
Grain flow sensor test bench Download PDFInfo
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- CN102322922B CN102322922B CN 201110140962 CN201110140962A CN102322922B CN 102322922 B CN102322922 B CN 102322922B CN 201110140962 CN201110140962 CN 201110140962 CN 201110140962 A CN201110140962 A CN 201110140962A CN 102322922 B CN102322922 B CN 102322922B
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- grain
- screw feeder
- elevator
- flow sensor
- tanker
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Abstract
The invention relates to a grain harvesting machine, in particular to a grain flow sensor test bench, which is characterized in that the test bench consists of a rack, an auger and elevator assembly, a grain feed device capable of adjusting grain feed, a grain discharge device and a power system, wherein the grain feed device and the grain discharge device are installed at the upper part of the rack, the auger part of the auger and elevator assembly is installed at the lower part of the rack and is arranged right below the grain discharge device, the grain outlet of the elevator of the auger and elevator assembly is aligned to the inlet of the grain discharge device, the power system is installed at the lower part of the rack, a weighing sensor is installed on a grain feed box of the grain feed device, and a grain flow sensor is arranged at the grain outlet of the elevator of the auger and elevator assembly. Grains are delivered to the grain outlet of the elevator through the power system which drives the auger and the scraper elevator and collide with the impact-type grain flow sensor to form sensing signals; and moreover, the grains in the grain feed box are dynamically weighed, and the system control of the grain flow sensor development test bench is realized.
Description
Technical field
The present invention relates to cereal harvesting machinery, mainly for the grain flow sensor test bed of demarcating the designed a kind of drag-flight elvator of cereal flow transducer exploitation, large feed quantity.
Background technology
In domestic system for measuring yield commonly used, elevator is take scraper-type and agitator type as main, in order to study as the stability of main system for measuring yield, grain flow sensor test bed be developed to one of them very important basic device, and existing domestic cereal monitoring system is all carried out experimental study on easy testing table, research to whole system for measuring yield is comprehensive not, and the exploitation of testing table is still perfect not; And it is external, grain flow sensor test bed as the simple and convenient of the exploitation such as M.Loghavi, it is to develop centered by the screw feeder of John Deere7700 united reaper and drag-flight elevator, can test in laboratory and field, adopt the large-scale data flow sensor data research for referencial use of gps time synchronizing information, load cell signal etc., but it also is not suitable for domestic drag-flight elvator design feature, and system accuracy is not high.
Summary of the invention
In order to strengthen the research to domestic harvest machinery results monitoring system, the elevator that the invention provides a kind of large flow is the grain harvester combine flow monitoring experiment porch of scraper-type, be the data acquisition in the cereal flow transducer performance history, the static experiments such as transducer calibration provide a complete experiment porch.
described a kind of grain flow sensor test bed, by stand, screw feeder and elevator assembly, that can regulate the grain feed quantity enters the grain device, grain discharging device and power system form, describedly enter grain device and grain discharging device and be arranged on stand top, the screw feeder of screw feeder and elevator assembly partly is arranged on the stand bottom, be positioned at grain device outlet under, the drag-flight elevator grain outlet of screw feeder and elevator assembly is aimed at the grain discharging device entrance, power system is arranged on the stand bottom, mainly by frequency modulation motor, large belt wheel, small pulley and belt form, small pulley is connected with the screw conveyor shaft that the motor shaft of frequency modulation motor is connected with screw feeder respectively with the belt wheel of being connected, belt tension is on large belt wheel and small pulley, enter entering of grain device LOAD CELLS is housed on tanker, the elevator grain outlet of screw feeder and elevator assembly is provided with cereal flow transducer.
described can regulate the grain feed quantity enter the grain device by entering tanker, regulate guide rail, adjusting screw(rod), plate, regulating sleeve, spacer 1, spacer 2, control hand wheel and adjusting substrate form, regulating substrate is fixed on tanker by modes such as welding, regulating guide rail is fixed on into the tanker exit by modes such as welding, plate is fixed on regulating sleeve by modes such as welding, control hand wheel is fixed by split pin and adjusting screw(rod), pass successively spacer 2, regulate substrate, be threaded with regulating sleeve after spacer 1, by rotating control hand wheel, driving adjusting screw(rod) rotates in regulating sleeve, thereby driving plate moves around along regulating guide rail, regulate tanker grain outlet size to control grain feed quantity.
The screw feeder of described screw feeder and elevator assembly part is by screw feeder, screw feeder casing and put the grain lid and form, screw feeder is located in screw feeder casing, put grain and cover the below that is positioned at screw feeder casing, the screw feeder casing two ends are provided with installing plate 1 and installing plate 2, are convenient to screw feeder and elevator assembly are fixed on the fixed head of stand bottom.
Be provided with the drag-flight elevator installing plate in the middle of the elevator channel of described screw feeder and elevator assembly, the drag-flight elevator elevator is fixed on stand.
Be provided with upper and lower two sprocket wheels in the drag-flight elevator elevator of described screw feeder and elevator assembly, on two sprocket wheels, hinge 2 be housed, hinge 2 is provided with scraper plate, is fixed on hinge 2 each joint, and lower sprocket is connected with the screw conveyor shaft of screw feeder.
Frequency modulation motor in described power system is fixed on stand by motor mounting rack, pacifies by adjusting the setting nut that motor shelves and carries out pretension.
Described grain discharging device comprises tanker and the case lid of putting out cereal, put out cereal case lid by hinge 1 with go out tanker and be connected, make the case lid of putting out cereal overturn and realize the grain discharging device switching, connect grain during test, off-test empties cereal, to test next time.
During work, frequency modulation motor passes through belt gear, power stage is to screw conveyor shaft, after grain feeds tanker, arrive the screw feeder part of screw feeder and elevator assembly, screw feeder blade promotes grain and moves toward elevator, and elevator is delivered to grain outlet by the scraper plate on hinge 2 with the grain of drag-flight elevator elevator bottom, drops into out tanker; Load onto LOAD CELLS entering tanker both sides, can show in real time into tanker weight; Load onto cereal flow transducer with the drag-flight elevator grain outlet, and show in real time the cereal instantaneous delivery and show crop, the key factor of its precision of analyzing influence.
Control the rotating speed of frequency modulation motor, ratio of gear is 1.928, adopts the V band, gets small pulley and is respectively 140mm and 265mm, screw feeder actual speed 511r/min with large pulley diameters.
Large small pulley adopts flat key to connect with screw conveyor shaft and motor shaft respectively, and a C type V band can be realized the power transmission, and screw feeder casing and screw feeder spacing are 10mm.
Enter tanker volume 0.8m
3, entering the tanker feeding mouth and regulate plate, the convenient grain of regulating feeds, and feed quantity can reach 6kg/s.
The present invention drives screw feeder by power system and drag-flight elevator is delivered to the elevator grain outlet with grain, and the collision of grain impingement cereal flow transducer forms induced signal; Carry out dynamic weighing to entering tanker grain simultaneously, realized cereal flow transducer development experiments platform system is controlled.
Description of drawings
The present invention is further described below in conjunction with drawings and embodiments:
Fig. 1 is testing table assembly structure schematic diagram;
Fig. 2 is screw feeder and elevator assembly structure schematic diagram;
Fig. 3 is for entering grain apparatus structure schematic diagram;
Fig. 4 is the grain discharging device structural representation;
Fig. 5 is grain discharging device A section enlarged diagram;
Fig. 6 power system structural front view;
Fig. 7 power system structure vertical view;
Fig. 8 drag-flight elevator inner structure schematic diagram;
In figure: 1. stand; 2. screw feeder and elevator assembly; 3. enter the grain device; 4. grain discharging device; 5. power system; 6. LOAD CELLS; 7. drag-flight elevator; 8. drag-flight elevator installing plate; 9. installing plate 1; 10. screw feeder; 11. screw feeder casing; 12. installing plate 2; 13. put the grain lid; 14. enter tanker; 15. adjusting guide rail; 16. adjusting screw(rod); 17. plate; 18. regulating sleeve; 19. spacer 1; 20. spacer 2; 21. control hand wheel; 22. adjusting substrate; 23. go out tanker; 24. hinge 1; The case lid 25. put out cereal; 26. motor mounting rack; 27. frequency modulation motor; 28. small pulley; 29. setting nut; 30. belt; 31. large belt wheel; 32. fixed head; 33. screw conveyor shaft; 34. hinge 2; 35. scraper plate; 36. lower sprocket; 37. upper sprocket wheel.
Embodiment
After frequency modulation motor 27 starts, by belt 30 transmissions, power stage is to the screw conveyor shaft 33 of screw feeder 10, whole mechanical system is in running order, then grain is fed, regulate grain feed quantity size by plate (17), grain enters in screw feeder casing 11 by the feeding mouth that enters tanker 14, screw feeder (10) promotes grain and moves toward drag-flight elevator 7, behind grain arrival drag-flight elevator 7 bottoms, drag-flight elevator 7 is by sprocket wheel 2(34) on scraper plate 35 grain is delivered to drag-flight elevator 7 grain outlets, then drop into out tanker 23.
By rotating control hand wheel 15, driving adjusting screw(rod) 16 rotates in regulating sleeve 18, thereby driving plate 17 moves around along regulating guide rail 15, can be so that enter the different feed quantities that tanker 14 obtains 0 ~ 6kg/s, carry out targetedly experimental study, 6 pairs of LOAD CELLS enter tanker 14 weighs, and shows to enter the real-time weight of grain in tanker 14; Load onto cereal flow transducer on drag-flight elevator 7 grain outlets, instantaneous delivery through the grain of drag-flight elevator 7 grain outlets is monitored, show in real time instantaneous delivery and output, contrast grain actual output is analyzed and researched, after experiment finished, the surplus grain clean-up port cleaning of putting grain lid 13 bottoms by screw feeder remained in the grain of screw feeder bottom.
Claims (7)
1. grain flow sensor test bed, it is characterized in that: described testing table is by stand (1), screw feeder and elevator assembly (2), that can regulate the grain feed quantity enters grain device (3), grain discharging device (4) and power system (5) form, describedly enter grain device (3) and grain discharging device (4) and be arranged on stand (1) top, the screw feeder of screw feeder and elevator assembly (2) partly is arranged on stand (1) bottom, be positioned at grain device (3) outlet under, drag-flight elevator (7) grain outlet of screw feeder and elevator assembly (2) is aimed at grain discharging device (4) entrance, power system (5) is arranged on stand (1) bottom, mainly by frequency modulation motor (27), large belt wheel (31), small pulley (28) and belt (30) form, small pulley (28) is connected with the screw conveyor shaft (33) that the motor shaft of frequency modulation motor (27) is connected with screw feeder respectively with the belt wheel of being connected (31), belt (30) is stretched on large belt wheel (31) and small pulley (28), enter entering of grain device LOAD CELLS (6) is housed on tanker (14), the drag-flight elevator of screw feeder and elevator assembly (7) grain outlet is provided with cereal flow transducer.
2. a kind of grain flow sensor test bed as claimed in claim 1, it is characterized in that: described can regulate the grain feed quantity enter grain device (3) by entering tanker (14), regulate guide rail (15), adjusting screw(rod) (16), plate (17), regulating sleeve (18), spacer 1(19), spacer 2(20), control hand wheel (21) and adjusting substrate (22) form, regulating substrate (22) is fixed on tanker (14), regulating guide rail (15) is fixed on into tanker (14) exit, plate (17) is fixed on regulating sleeve (18), control hand wheel (21) is fixing by split pin and adjusting screw(rod) (16), pass successively spacer 2(20), regulate substrate (22), spacer 1(19) be threaded with regulating sleeve (18) after, by rotating control hand wheel (21), driving adjusting screw(rod) (16) rotates in regulating sleeve (18), thereby driving plate (17) moves around along regulating guide rail (15), regulate tanker (14) grain outlet size to control grain feed quantity.
3. a kind of grain flow sensor test bed as claimed in claim 1, it is characterized in that: the screw feeder of described screw feeder and elevator assembly (2) part is by screw feeder (10), screw feeder casing (11) and put grain and cover (13) and form, screw feeder (10) is located in screw feeder casing (11), put grain and cover the below that (13) are positioned at screw feeder casing (11), screw feeder casing (11) two ends are provided with installing plate 1 and installing plate 2, are convenient to screw feeder and elevator assembly (2) are fixed on the fixed head (32) of stand (1) bottom.
4. a kind of grain flow sensor test bed as claimed in claim 1, it is characterized in that: be provided with drag-flight elevator installing plate (8) in the middle of drag-flight elevator (7) shell of described screw feeder and elevator assembly (2), drag-flight elevator (7) is fixed on stand.
5. a kind of grain flow sensor test bed as claimed in claim 1, it is characterized in that: be provided with upper and lower two sprocket wheels (37,36) in the drag-flight elevator (7) of described screw feeder and elevator assembly (2), on two sprocket wheels, hinge 2(34 is housed), hinge 2(34) be provided with scraper plate (35), be fixed in hinge 2(34) each the joint on, lower sprocket (36) is connected with the screw conveyor shaft (33) of screw feeder.
6. a kind of grain flow sensor test bed as claimed in claim 1, it is characterized in that: the frequency modulation motor in described power system (27) is fixed on stand (1) by motor mounting rack (26), pacifies by adjusting the setting nut (29) that motor shelves on (26) and carries out pretension.
7. a kind of grain flow sensor test bed as claimed in claim 1, it is characterized in that: described grain discharging device (4) comprises tanker (23) and the case lid of putting out cereal (25), put out cereal case lid (25) by hinge 1(24) with go out tanker (23) and be connected, make the case lid of putting out cereal (25) upset realize that grain discharging device (4) opens and closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110140962 CN102322922B (en) | 2011-05-30 | 2011-05-30 | Grain flow sensor test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110140962 CN102322922B (en) | 2011-05-30 | 2011-05-30 | Grain flow sensor test bench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102322922A CN102322922A (en) | 2012-01-18 |
| CN102322922B true CN102322922B (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110140962 Expired - Fee Related CN102322922B (en) | 2011-05-30 | 2011-05-30 | Grain flow sensor test bench |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813755B (en) * | 2015-11-30 | 2023-11-28 | 中国科学院沈阳自动化研究所 | Cereal flow detection experiment platform |
| CN111609903A (en) * | 2020-06-24 | 2020-09-01 | 新乡市奥联电气设备有限公司 | Detection device of oil mass sensor |
| CN117451158B (en) * | 2023-12-22 | 2024-04-16 | 沈阳仪表科学研究院有限公司 | Impact type grain yield sensor test calibration device and test calibration method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1311655A1 (en) * | 1985-04-04 | 1987-05-23 | Сибирский научно-исследовательский институт механизации и электрификации сельского хозяйства | Apparatus for measuring grain consumption from unloading screw conveyer of grain combine harvester |
| CN101216337A (en) * | 2007-12-26 | 2008-07-09 | 江苏大学 | Cereal stream flow real time experiment measuring equipment and method |
| CN101995284A (en) * | 2010-09-14 | 2011-03-30 | 江苏大学 | Impulse type grain mass flow sensor calibrating and testing device |
| CN202135511U (en) * | 2011-05-30 | 2012-02-08 | 江苏大学 | Grain flow sensor test bed |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020139817A1 (en) * | 2001-01-17 | 2002-10-03 | Wyman Travis | Mobile dispensing apparatus |
-
2011
- 2011-05-30 CN CN 201110140962 patent/CN102322922B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1311655A1 (en) * | 1985-04-04 | 1987-05-23 | Сибирский научно-исследовательский институт механизации и электрификации сельского хозяйства | Apparatus for measuring grain consumption from unloading screw conveyer of grain combine harvester |
| CN101216337A (en) * | 2007-12-26 | 2008-07-09 | 江苏大学 | Cereal stream flow real time experiment measuring equipment and method |
| CN101995284A (en) * | 2010-09-14 | 2011-03-30 | 江苏大学 | Impulse type grain mass flow sensor calibrating and testing device |
| CN202135511U (en) * | 2011-05-30 | 2012-02-08 | 江苏大学 | Grain flow sensor test bed |
Non-Patent Citations (1)
| Title |
|---|
| 陈树人等.冲量式谷物流量传感器性能实验研究.《农业机械学报》.2005,(第02期), * |
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Granted publication date: 20130508 Termination date: 20140530 |