CN102598954A - Corn-harvesting and stalk-chopping test bench - Google Patents
Corn-harvesting and stalk-chopping test bench Download PDFInfo
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- CN102598954A CN102598954A CN2012100503618A CN201210050361A CN102598954A CN 102598954 A CN102598954 A CN 102598954A CN 2012100503618 A CN2012100503618 A CN 2012100503618A CN 201210050361 A CN201210050361 A CN 201210050361A CN 102598954 A CN102598954 A CN 102598954A
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Abstract
The invention relates to the technical field of agricultural machinery, in particular to a corn-harvesting and stalk-chopping test bench, which comprises an ear picking device, a feeding device, a horizontal chopping blade device, a frame, a hydraulic pump, a first variable-frequency and variable-speed motor, a hydraulic oil tank, a torque sensor, a second variable-frequency and variable-speed motor, a testing operation monitor station, a universal joint and a transmission shaft. The ear picking device is hung to the frame through pins, the torque sensor is installed on an output shaft of the second variable-frequency and variable-speed motor which transmits power to the ear picking device through the universal joint and the transmission shaft, and the horizontal chopping blade device below the ear picking device is hung to the frame through U-shaped bolts. The testing operation monitor station is capable of displaying torque and rotation speed of the output shafts of the variable-frequency and variable-speed motors and adjusting the rotation speed, and is safe and convenient in operation and reliable in data. The horizontal chopping blade device is capable of moving in the direction of any coordinate axis in a rectangular coordinate system so as to spatially position moving blades and meet the impact need of the spatial position of the moving blades upon the effect of chopping corn plants.
Description
Technical field
The present invention relates to a kind of harvest corn and cut the stem testing stand, belong to agricultural machinery testing stand field.
Background technology
Maize straw can effectively increase soil organic matter content, the structure of improving the soil, culture fertility; For the positive effect of improving the soil,, remedy phosphorus, potassium fertilizer deficiency especially to alleviating the contradiction of China's nitrogen phosphoris and potassium fertilizer ratio imbalance; Promote that agricultural sustainable development has crucial meaning, yet field effect not good general directly influences seeding quality; Cause emergence rate low, cause grain drop in production, improving field effect is a problem that needs solution in a hurry.
At present; China's maize straw device is divided into horizontal and vertical two kinds substantially by sheet cutter type; The influence also factor of field quality has diversified characteristics; A wherein horizontal cutter is an also key factor of field quality of influence with respect to the locus of snapping bar, and the discussion of this factor is but still rested on the aspect of subjective inference, does not still have the objective analysis of experiments research of science; Cause the chopping effect of horizontal cutter field-returning machine of domestic majority tool not to be up to state standards as yet, hindered the development of China's maize straw machinery to a great extent.
Summary of the invention
The purpose of this invention is to provide a kind of needs that satisfy the moving knife locus to milpa chopping influential effect, the harvest corn of compact conformation, simple operation is cut the stem testing stand.
The technical solution adopted for the present invention to solve the technical problems is: a kind of harvest corn is cut the stem testing stand, comprises ear-picking unit (girder, auxiliary girder, stationary knife seat, the self-aligning bearing of usheing to seat, spindle nose, gripper shoe, moving knife, bearing pin, moving knife, moving knife tubular axis, movable arbor, sprocket wheel, square hollow section steel with holes, double-screw bolt, block), feeding unit, horizontal cutter shredding mechanism, frame, hydraulic pump, frequency control motor, hydraulic oil container, torque sensor, frequency control motor, test operation control and monitor console, universal joint, power transmission shaft.Wherein ear-picking unit is articulated in frame front through bearing pin; On the frequency control motor output shaft torque sensor is installed; Frequency control motor is given ear-picking unit through universal joint and drive shaft with transmission of power; The horizontal cutter shredding mechanism that is positioned at the ear-picking unit below is articulated on the frame through U-bolt, and frequency control motor drives hydraulic pump works, and the hydraulic oil in the hydraulic oil container is drained in the hydraulic cylinder through hydraulic oil pipe.
Described harvest corn is cut the stem testing stand; Frequency control motor is controlled by frequency-variable controller; Frequency-variable controller is installed on the test operation control and monitor console panel; On the frequency control motor output shaft torque sensor is installed, the torque sensor output links to each other with the test operation control and monitor console, and the test operation control and monitor console possesses the demonstration of frequency control motor output shaft torque and rotating speed and the regulatory function of rotating speed.
Described harvest corn is cut the stem testing stand, and frequency control motor drives hydraulic pump works, and the hydraulic oil in the hydraulic oil container is drained in the hydraulic cylinder through hydraulic oil pipe, drives ear-picking unit and moves up and down.
Described harvest corn is cut the stem testing stand; Girder and auxiliary girder in horizontal cutter shredding mechanism all are that shaped steel (rectangular tube steel and square hollow section steel) is welded; Anterior the reaching with the auxiliary girder top nested form of employing sleeve pipe of girder relatively moves, and constitutes a pair of pair that vertically moves; Square hollow section steel with holes is welded on gripper shoe top, with the auxiliary girder bottom nested, constitutes pair of vertical direction moving sets; Girder is suspended on the frame, and both constitute a pair of horizontal moving sets.
Described harvest corn is cut the stem testing stand, and the moving knife seat in horizontal cutter shredding mechanism adopts overall structure.
Described harvest corn is cut the stem testing stand, and the stationary knife in horizontal cutter shredding mechanism is hinged on the stationary knife seat, can adjust distance and angle, satisfies the optimum Cutting requirement.
Described harvest corn is cut the stem testing stand, and horizontal cutter shredding mechanism adopts the sleeve structure location, and bolt, moving knife locus scope are big, compact conformation, and the moving knife locus is to the needs of milpa chopping influential effect in the satisfied test.
The invention has the beneficial effects as follows; On the frequency control motor output shaft torque sensor is installed; Frequency control motor drives hydraulic pump works, and the hydraulic oil in the hydraulic oil container is drained in the hydraulic cylinder through hydraulic oil pipe, can realize the coarse adjustment of ear-picking unit height easily; The test operation control and monitor console possesses the demonstration of frequency control motor output shaft torque and rotating speed and the adjusting of rotating speed, handling safety, convenient; The horizontal cutter shredding mechanism that is positioned at the ear-picking unit below is articulated on the frame through U-bolt; Both constitute a pair of horizontal moving sets; Girder is anterior to adopt the nested form of sleeve pipe to constitute a pair of pair that vertically moves with auxiliary girder top, and square hollow section steel with holes is welded on gripper shoe top, with the auxiliary girder bottom nested; Constitute pair of vertical direction moving sets; Horizontal cutter shredding mechanism can be accomplished moving of arbitrary change in coordinate axis direction in the rectangular coordinate system, and be independent between the moving sets, do not have and interfere, and can realize the space orientation of moving knife; The moving knife seat adopts overall structure, better guarantees the relative position between moving knife, avoids moving knife in the course of work because the damage that dislocation causes; The horizontal mode that the cutter shredding mechanism adopts sleeve structure location, bolt to combine, reliable in structure, compactness, moving knife locus adjusting range is bigger, and the moving knife locus is to the needs of milpa chopping influential effect in the satisfied test.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Accompanying drawing 1 is cut the front view of stem testing stand for harvest corn
Accompanying drawing 2 is the front view of horizontal cutter shredding mechanism
Accompanying drawing 3 is the right view of horizontal cutter shredding mechanism
Accompanying drawing 4 is cutaway view A-A
Among the figure: 1. 3. horizontal cutter shredding mechanisms of ear-picking unit 2. feeding units, 4. frames, 5. hydraulic pumps, 6. frequency control motors, 7. hydraulic oil containers, 8. torque sensors, 9. frequency control motors, 10. test operation control and monitor consoles, 11. universal joints, 12. power transmission shafts, 13. girders, 14. auxiliary girders, 15. stationary knife seats 16. self-aligning bearing 17. spindle noses 18. gripper shoes 19. moving knife seats of usheing to seat, 20. bearing pins, 21. moving knife, 22. moving knife tubular axis, 23. movable arbors, 24. sprocket wheels 25. self-aligning bearing 26. square hollow section steel 27. double-screw bolts 28. blocks with holes of usheing to seat.
Embodiment
Present embodiment is to be used for explaining of the present invention, rather than the present invention is carried out any restriction.Among the embodiment shown in Fig. 1～4: ear-picking unit (1) is articulated in frame (4) front portion through bearing pin; On frequency control motor (9) output shaft torque sensor (8) is installed; Frequency control motor (9) is given ear-picking unit (1) through universal joint (11) and power transmission shaft (12) with transmission of power; The horizontal cutter shredding mechanism (3) that is positioned at ear-picking unit (1) below is articulated on the frame (4) through U-bolt; Adopt chain drive to realize the transmission of power between ear-picking unit (1) and the horizontal cutter shredding mechanism (3); Frequency control motor (6) drives hydraulic pump (5) work; Hydraulic oil in the hydraulic oil container (7) is drained in the hydraulic cylinder through hydraulic oil pipe, realizes the adjusting of ear-picking unit (1) height, test operation control and monitor console (10) possesses the demonstration of frequency control motor (9) output shaft torque and rotating speed and the adjusting of rotating speed; Girder (13) all is that shaped steel (rectangular tube steel and square hollow section steel) is welded with auxiliary girder (14), and anterior the reaching with auxiliary girder (14) the top nested form of employing sleeve pipe of girder (13) relatively moves, and constitutes a pair of moving sets; Moving knife (21) is hinged on the moving knife seat (19); After moving knife seat (19) and moving knife tubular axis (22) matched in clearance, through the transmission of bearing pin (20) realization moment of torsion, moving knife tubular axis (22) two ends weld together respectively with after movable arbor (23), spindle nose (17) matched in clearance; Movable arbor (23) one ends and sprocket wheel (24) adopt spline fitted; The self-aligning bearing of usheing to seat (16,25) is all adopted in the location of spindle nose (17), movable arbor (23), and the self-aligning bearing of usheing to seat (16,25) is hinged on the gripper shoe (18), and gripper shoe (18) top is welded with square hollow section steel with holes (26); With auxiliary girder (14) bottom nested, regulate height and fixing through bolt; Double-screw bolt (27) is accomplished adjusting, the location and fixing of shredding unit and girder (13) relative position through being welded on girder (13) with the block (28) on the square hollow section steel; Stationary knife (19) is hinged with the stationary knife seat that is welded on the gripper shoe (18).
Claims (6)
1. cut the stem testing stand at a kind of harvest corn, comprise ear-picking unit (1), feeding unit (2), horizontal cutter shredding mechanism (3), frame (4), hydraulic pump (5), frequency control motor, hydraulic oil container (7), torque sensor (8), frequency control motor (9), test operation control and monitor console (10), universal joint (11), power transmission shaft (12); Wherein ear-picking unit (1) is articulated in frame (4) front portion through bearing pin; Frequency control motor (6) is given ear-picking unit (1) through universal joint (11) and power transmission shaft (12) with transmission of power, and the horizontal cutter shredding mechanism (3) that is positioned at ear-picking unit (1) below is articulated on the frame (4).
2. harvest corn according to claim 1 is cut the stem testing stand, and horizontal cutter shredding mechanism (3) comprises girder (13), auxiliary girder (14), stationary knife seat (15), the self-aligning bearing of usheing to seat (16), spindle nose (17), gripper shoe (18), moving knife seat (19), bearing pin (20), moving knife (21), moving knife tubular axis (22), movable arbor (23), sprocket wheel (24), the self-aligning bearing of usheing to seat (25), square hollow section steel with holes (26), double-screw bolt (27), block (28).
3. cut the stem testing stand according to claim 1,2 described harvest corns; Frequency control motor (6,9) is controlled by frequency-variable controller; Frequency-variable controller is installed on test operation control and monitor console (10) panel; On frequency control motor (6) output shaft torque sensor (8) is installed, torque sensor (8) output links to each other with test operation control and monitor console (10).
4. cut the stem testing stand according to claim 1,2 described harvest corns; Frequency control motor (6) drives hydraulic pump (5) work; Hydraulic oil in the hydraulic oil container (7) is drained in the hydraulic cylinder through hydraulic oil pipe; Drive ear-picking unit (1) and move up and down, realize moving knife (21) coarse adjustment of ear-picking unit (1) height relatively in the horizontal cutter shredding mechanism (3).
5. cut the stem testing stand according to claim 1,2 described harvest corns, it is characterized in that: anterior the reaching with auxiliary girder (14) the top nested form of employing sleeve pipe of girder (13) relatively moves, and constitutes a pair of pair that vertically moves; Square hollow section steel with holes (26) is welded on gripper shoe (18) top, with auxiliary girder (14) bottom nested, constitutes pair of vertical direction moving sets; Girder (13) is suspended on the frame (4); Both constitute a pair of horizontal moving sets; Horizontal cutter shredding mechanism (3) can be accomplished moving of arbitrary change in coordinate axis direction in the rectangular coordinate system; Realize the space orientation of moving knife (21), moving knife (21) locus is to the needs of milpa chopping influential effect in the satisfied test.
6. cut the stem testing stand according to claim 1,2 described harvest corns, it is characterized in that: the stationary knife in the horizontal cutter shredding mechanism (3) is hinged on the stationary knife seat (15), can adjust distance and angle, satisfies the optimum Cutting requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210050361.8A CN102598954B (en) | 2012-03-01 | 2012-03-01 | Corn-harvesting and stalk-chopping test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210050361.8A CN102598954B (en) | 2012-03-01 | 2012-03-01 | Corn-harvesting and stalk-chopping test bench |
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| Publication Number | Publication Date |
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| CN102598954A true CN102598954A (en) | 2012-07-25 |
| CN102598954B CN102598954B (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210050361.8A Expired - Fee Related CN102598954B (en) | 2012-03-01 | 2012-03-01 | Corn-harvesting and stalk-chopping test bench |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103837355A (en) * | 2012-11-26 | 2014-06-04 | 甘肃农业大学 | Cutter performance test bench |
| CN104729944A (en) * | 2015-03-19 | 2015-06-24 | 北京工业大学 | Vegetable harvesting cutter cutting factor selection testing platform |
| CN104813802A (en) * | 2015-04-29 | 2015-08-05 | 广西大学 | Clamping mechanism of sugarcane feeding cutting experimental device for sugarcane harvester |
| CN109220177A (en) * | 2018-11-12 | 2019-01-18 | 南京申发冶金机械制造有限公司 | The straw chopping apparatus and maize harvesting machine of ear picking bench of corn harvester |
| CN110007593A (en) * | 2019-02-01 | 2019-07-12 | 山东理工大学 | The adjusting method of straw counters-field set crushing thickness fuzzy self-adaption regulating system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103837355A (en) * | 2012-11-26 | 2014-06-04 | 甘肃农业大学 | Cutter performance test bench |
| CN104729944A (en) * | 2015-03-19 | 2015-06-24 | 北京工业大学 | Vegetable harvesting cutter cutting factor selection testing platform |
| CN104729944B (en) * | 2015-03-19 | 2017-04-19 | 北京工业大学 | Vegetable harvesting cutter cutting factor selection testing platform |
| CN104813802A (en) * | 2015-04-29 | 2015-08-05 | 广西大学 | Clamping mechanism of sugarcane feeding cutting experimental device for sugarcane harvester |
| CN109220177A (en) * | 2018-11-12 | 2019-01-18 | 南京申发冶金机械制造有限公司 | The straw chopping apparatus and maize harvesting machine of ear picking bench of corn harvester |
| CN110007593A (en) * | 2019-02-01 | 2019-07-12 | 山东理工大学 | The adjusting method of straw counters-field set crushing thickness fuzzy self-adaption regulating system |
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| Publication number | Publication date |
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| CN102598954B (en) | 2015-02-11 |
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Inventor after: Li Qiyun Inventor after: Jia Xiaodong Inventor after: Wei Yuanzhen Inventor before: Li Qiyun Inventor before: Wei Yuanzhen |
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Free format text: CORRECT: INVENTOR; FROM: LI QIYUN WEI YUANZHEN TO: LI QIYUN JIA XIAODONG WEI YUANZHEN |
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Granted publication date: 20150211 Termination date: 20170301 |