CN104938144A - High position unloading and automatic return device of combine harvester - Google Patents
High position unloading and automatic return device of combine harvester Download PDFInfo
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- CN104938144A CN104938144A CN201510307559.3A CN201510307559A CN104938144A CN 104938144 A CN104938144 A CN 104938144A CN 201510307559 A CN201510307559 A CN 201510307559A CN 104938144 A CN104938144 A CN 104938144A
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Abstract
The invention provides a high position unloading and automatic return device of a combine harvester. The high position unloading and automatic return device comprises a grain tank. An unloading mechanism, a drive mechanism and a control mechanism are arranged on the grain tank. The unloading mechanism comprises a vertical grain cylinder, a lower rotation base, an upper rotation base, a transverse grain cylinder and an unloading opening. A first conveying auger is arranged in the vertical grain cylinder. A second conveying auger is arranged in the transverse grain cylinder. The lower rotation base is connected with the upper end of the vertical grain cylinder in a rotatable mode. The lower rotation base can rotate in the horizontal direction. The upper rotation base is connected with the lower rotation base in a rotating mode. The upper rotation base can rotate in the vertical direction. A transverse conveying auger is arranged in the upper rotation base and the lower rotation base. The transverse grain cylinder is fixedly connected with the upper rotation base. The unloading opening is formed in the outer end of the transverse grain cylinder. The drive mechanism comprises a miniature motor, a hydraulic oil cylinder and a stroke limiting point. The control mechanism controls the miniature motor and the hydraulic oil cylinder and adjusts the position of the unloading opening. The high position unloading and automatic return device is simple in structure, easy to implement and high in reliability.
Description
Technical field
The invention belongs to agricultural machinery technological field, relate to the high-order unloading of a kind of combine and automatic resetting device.
Background technology
China is large agricultural country, and the market demand of grain combine is very large.Combine all has collection grain discharge mechanism usually, for collecting results crops, so that store, transport, dump.Collection grain discharge mechanism is wherein divided into artificial unloading and mechanical type unloading two kinds.One of current big-and-middle-sized grain combine high-efficient homework necessary condition automatically completes unloading operation grain header harvesting while, thus improve the operating efficiency of grain header.
But the existing big-and-middle-sized grain combine discharge mechanism of domestic majority all adopts artificial unloading, when tanker completely needs unloading, adopt and manually pull grain barrel-removing, labour intensity is large, and grain barrel-removing grain unloading mouth position is controlled by manpower manual, can not be parked in optional position, troublesome poeration.Part combination grain header has mechanical type unloading function, but after completing unloading operation, also needs hand operating mechanism, realizes grain barrel-removing return.Due to the lower accuracy of unloading mechanism, and the delay of manual operation, hysteresis quality, when manual operation grain barrel-removing return, often can not one-time-reach-place.This manual return mode of discharge mechanism, can not meet need of production, and has that revert action is more, precision is not high, needs repeatedly to adjust the shortcomings such as cooperation manually.
Summary of the invention
The object of the invention is to overcome prior art shortcoming and defect really, the device of the high-order unloading of a kind of combine simple to operate, that serviceability is good and self-return is provided, realize electric liquid to drive, replace the pattern needing in the past manually to pull, and realize grain barrel-removing self-return function.
The object of the invention is to be achieved through the following technical solutions: a kind of high-order unloading of combine and automatic resetting device, comprise tanker, described tanker is provided with unloading mechanism, driving mechanism and controlling organization, described unloading mechanism comprises vertical grain cylinder, lower revolving bed, last time swivel base, lateral grain cylinder and grain unloading mouth, vertical grain cylinder is fixed on described tanker side, the first conveying screw feeder is provided with in described vertical grain cylinder, the second conveying screw feeder is provided with in described lateral grain cylinder, the upper end of lower revolving bed and vertical grain cylinder is rotatably connected, lower revolving bed can rotate in the horizontal direction, last time swivel base and lower revolving bed be rotationally connected, last time, swivel base energy in the vertical direction rotated, described last time swivel base and described lower revolving bed in be provided with lateral transfer screw feeder, lateral grain cylinder is fixedly connected with swivel base last time, grain unloading mouth is arranged on the outer end of lateral grain cylinder, described driving mechanism comprises the micromachine driving described lower revolving bed to rotate, drive hydraulic jack and stroke limit point that described last time, swivel base rotated, described controlling organization controls described micromachine and described hydraulic jack, described lateral grain cylinder is driven to carry out left-right rotation or swing up and down, thus regulate the position of described grain unloading mouth.
Described lower revolving bed comprises the first revolving bed cylindrical shell, toothed disc and the first commutating tooth wheel set, described first revolving bed cylindrical shell comprises and first turns round link and for turning round link with described last time, swivel base was connected second for what be connected with described vertical grain cylinder, connected by the first revolution attaching parts between described first revolution link and described second revolution link, between two end faces of the first revolution attaching parts, there is certain angle, angle in 90 ° between first revolution link and the second revolution link, described first revolution link, first revolution attaching parts and second revolution link be interconnected formation first conveying turn to passage, the outer end of described first revolution link is fixedly connected with described toothed disc, the upper end of described first conveying screw feeder is stretched in described first revolving bed cylindrical shell, and to turn round in attaching parts described first through described first revolution link and described lateral transfer screw feeder and be connected also transmission by the first commutating tooth wheel set, described first commutating tooth wheel set is made up of two intermeshing bevel gears of mutual angle in 90 °, the outer of described first commutating tooth wheel set is arranged with the first sealing revolving bed, described first rotary sealing seat entirety is in syphon shape, its two ends are set on the turning cylinder of the first conveying screw feeder and lateral transfer screw feeder respectively, the end of described first rotary sealing seat adopts sealed bearing to be connected with the junction of conveying screw feeder.
Described first revolution attaching parts are provided with visual window.
Described last time, swivel base comprised the second revolving bed cylindrical shell and the second commutating tooth wheel set, described second revolving bed cylindrical shell comprises and the 3rd turns round link for what be connected with described lateral grain cylinder and the 4th turn round link for being connected with described lower revolving bed, connected by the second revolution attaching parts between described 3rd revolution link and described 4th revolution link, between two end faces of described second revolution attaching parts, there is certain angle, angle in 90 ° between described 3rd revolution link and described 4th revolution link, described 3rd revolution link, second revolution attaching parts and the 4th revolution link be interconnected formation second conveying turn to passage, the lower end of described second conveying screw feeder is stretched in described second revolving bed cylindrical shell, and to turn round in attaching parts described second through described 3rd revolution link and described lateral transfer screw feeder and be connected also transmission by the second commutating tooth wheel set, described first commutating tooth wheel set is made up of two intermeshing bevel gears of mutual angle in 90 °, the outer of described second commutating tooth wheel set is arranged with the second sealing revolving bed, described second rotary sealing seat entirety is in syphon shape, its two ends are set on the turning cylinder of the second conveying screw feeder and lateral transfer screw feeder respectively, the end of described second rotary sealing seat adopts sealed bearing to be connected with the junction of conveying screw feeder.
Described second revolution attaching parts are provided with visual window.
While employing technique scheme, the present invention can also adopt or combine and adopt following further technical scheme:
The cylinder barrel end of described hydraulic jack is hinged on lower revolving bed, the piston rod of described hydraulic jack is hinged on the lower end of lateral grain cylinder, described cylinder barrel is provided with piston limit support, described hydraulic jack is provided with the up-downgoing degree site of piston rod, described up-downgoing degree site for limiting the slewing area up and down of described lateral grain cylinder, thus limits the height of described grain unloading mouth.
The upper end of described vertical grain cylinder is fixedly connected with revolution changeover portion, described revolution changeover portion is fixed on described tanker, described toothed disc is fixedly connected on the upper end of described revolution changeover portion, described micromachine is arranged on described revolution changeover portion, described micromachine comprises permanent magnet direct current motor and planetary reducer, described planetary reducer and described toothed disc are connected with a joggle, described toothed disc is provided with the left and right rows degree site that lateral grain cylinder horizontally rotates, described left and right rows degree site is for limiting the left-right rotation scope of described lateral grain cylinder, thus limit the level angle of grain unloading mouth.
Described controlling organization comprises programmable gate array (FPGA), memory, position sensor, alarm sensor, buzzer, three gear handle switchs and master control mode switch, described programmable gate array is located at driver's cabin, the output of described programmable gate array is connected with the relay of solenoid directional control valve and micromachine, the input of described programmable gate array and position sensor, alarm sensor and master control mode switch connect, described position sensor is separately fixed on the piston rod top of described hydraulic jack and the cantilever bearing of vertical grain cylinder, respectively whether toothed disc and piston rod are arrived the current signal transfer extremely described programmable gate array limiting position, described alarm sensor is fixed on the bottom inside tanker, and connect with the input of described programmable gate array together with buzzer, described three gear handle switchs are connected with the relay of micromachine, for controlling the rotating of motor, described three gear handle switchs are connected with solenoid directional control valve, for the lifting of hydraulic control oil cylinder.
Compared with prior art, the present invention has following beneficial effect:
Structure of the present invention is simple, and easy to implement, reliability is strong.Unloading transposition return has two kinds of patterns, both can make grain barrel-removing self-return, also can switch to manual operation mode at any time, and electric liquid drives revert action.Two kinds of patterns switch freely, operate various; Discharge mechanism self-return function greatly shortens the return time of grain barrel-removing, simplifies the operation course, improves operating efficiency; During not operation at ordinary times, lateral grain cylinder draws the fixed support above tanker in; During unloading, master control switch is manual operation mode, according to actual job situation, by the effect of minisize dc reducing motor, lateral grain cylinder can be horizontally rotated; By hydraulic jack effect, lateral grain cylinder is longitudinally rotated, regulate the height and position of grain unloading mouth; During unloading hole capital after selling all securities, alarm sensor automatic alarm, closedown conveying screw feeder, prompting unloading terminates, and the self-return pattern of Time-delayed trigger grain barrel-removing, make lateral grain cylinder automatically complete revert action according to coding by FPGA.Also can regulate master control switch, midway switches to manual operation mode, realizes sudden-stop function, manually completes grain cylinder and be repositioned to fixed support.
Discharge mechanism introduces little, the low-power consumption of volume, low cost, high-performance, addressing system is simple, execution efficiency is high FPGA, FPGA is allowed to become the control centre of automatic resetting device, replace general embedded controller, both solve the deficiency of custom circuit, overcome again the shortcoming that original programming device gate circuit number is limited.
Accompanying drawing explanation
Fig. 1 is the structural representation of unloading mechanism of the present invention.
Fig. 2 is swivel base and the structural representation of lower revolving bed last time of the present invention.
Fig. 3 is the cut-away view of Fig. 2.
Fig. 4 is fundamental diagram of the present invention.
Fig. 5 is electrical schematic of the present invention.
Fig. 6 is high-order unloading and revert action flow chart.
Fig. 7 self-return model process figure.
Fig. 8 manual operation mode flow chart.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described further.The present embodiment is implemented at income lower premised on technical solution of the present invention, give detailed embodiment and specific operation process, but protection scope of the present invention is not limited to following embodiment.The present embodiment is only explanation of the invention, and those skilled in the art can make to the present embodiment the amendment not having creative contribution as required after reading this specification, but are all subject to the protection of Patent Law in right of the present invention.
The high-order unloading of combine of the present invention and automatic resetting device, as shown in Figure 1, comprise tanker 1, tanker 1 is provided with unloading mechanism, driving mechanism and controlling organization.
Unloading mechanism comprise vertical grain cylinder 2, lower revolving bed 3, last time transposon 18, lateral grain cylinder 9 and grain unloading mouth 10.Vertical grain cylinder 2 is fixed on tanker 1 side, the first conveying screw feeder 14 is provided with in vertical grain cylinder 2, the second conveying screw feeder 15 is provided with in lateral grain cylinder 9, lower revolving bed 3 is rotatably connected with the upper end of vertical grain cylinder 2, lower revolving bed 3 can rotate in the horizontal direction, last time transposon 18 and lower revolving bed 3 be rotatably connected, last time, transposon 18 can rotate by the vertical direction, last time transposon 18 and lower revolving bed 3 in be provided with lateral transfer screw feeder 16, lateral grain cylinder 9 bolt is connected to upper rotary seat mechanism 8, grain unloading mouth 10 be fixedly connected on lateral grain cylinder 9 outer end and vertically down.
Driving mechanism comprises the micromachine 5 driving lower revolving bed 3 to rotate, the hydraulic jack 6 driving transposon 18 rotation last time and stroke limit point, controlling organization controls micromachine 5 and hydraulic jack 6, drive lateral grain cylinder 9 carry out left-right rotation or swing up and down, thus regulate the position of grain unloading mouth 10.
As shown in Figure 3, lower revolving bed 3 comprises the first revolving bed cylindrical shell 17, toothed disc 4 and the first commutating tooth wheel set 19, first revolving bed cylindrical shell 17 comprises and first turns round link 20 and for turning round link 21 with last time, transposon 18 was connected second for what be connected with vertical grain cylinder 2, connected by the first revolution attaching parts 22 between first revolution link 20 and the second revolution link 21, between two end faces of the first revolution attaching parts 22, there is certain angle, in 90 ° of angles between first revolution link 20 and the second revolution link 21, first revolution link 20, formation first conveying that is interconnected of first revolution attaching parts 22 and the second revolution link turns to passage, the outer end of the first revolution link 20 is fixedly connected with toothed disc 4, the upper end of the first conveying screw feeder 14 is stretched in the first revolving bed cylindrical shell 17, and turn round in attaching parts 22 first through the first revolution link 20 and lateral transfer screw feeder and pass through the first commutating tooth wheel set 19 and be connected also transmission, first commutating tooth wheel set 19 is made up of two intermeshing bevel gears of mutual angle in 90 °, the outer of first commutating tooth wheel set 19 is arranged with the first sealing revolving bed 23, first sealing revolving bed 23 entirety is in syphon shape, its two ends are set on the turning cylinder of the first conveying screw feeder 14 and lateral transfer screw feeder 16 respectively, first rotary sealing seat 23 and first carries the junction of screw feeder 14 and lateral transfer screw feeder 16 to adopt sealed bearing to be connected, the inner surface of sealed bearing is set on two conveying screw feeders, its outer surface is connected with the first rotary sealing seat 23, sealed bearing can adopt conventional bearing, its peripheral employing rubber sealing boot, prevent grain in course of conveying from entering bearing even in gear, guarantee that drive mechanism and grain completely cut off.
First revolution attaching parts 22 are provided with visual window 24, can observe the grain conveying situation and transmission situation in transfer passage, when there is the situations such as a card blocking in transfer passage, can open visual window and to place under repair maintenance.
Second conveying screw feeder 15 is arranged in upper rotary seat mechanism 8 and lower revolving bed mechanism 3, and sealing revolving bed 18 is arranged on the junction of the first conveying screw feeder 14 and the second conveying screw feeder 15.Commutating tooth wheel set 19 is built in sealing revolving bed 18, guarantees to completely cut off with the grain of conveying.
Last time, transposon 18 comprised the second revolving bed cylindrical shell 25 and the second commutating tooth wheel set 26, second revolving bed cylindrical shell 25 comprises and the 3rd turns round link 27 for what be connected with lateral grain cylinder 9 and the 4th turn round link 28 for being connected with lower revolving bed 3, connected by the second revolution attaching parts 29 between 3rd revolution link 27 and the 4th revolution link 28, between two end faces of the second revolution attaching parts 29, there is certain angle, mutual angle in 90 ° between 3rd revolution link 27 and the 4th revolution link 28, 3rd revolution link 27, second revolution link 29 and the 4th revolution link 28 be interconnected formation second conveying turn to passage, the lower end of the second conveying screw feeder 15 is stretched in the second revolving bed cylindrical shell 25, and turn round in attaching parts 29 second through the 3rd revolution link 27 and lateral transfer screw feeder 16 and pass through the second commutating tooth wheel set 26 and be connected also transmission, second commutating tooth wheel set 26 is made up of two intermeshing bevel gears of mutual angle in 90 °, the outer of second commutating tooth wheel set 26 is arranged with the second rotary sealing seat 30, second rotary sealing seat 30 entirety is in syphon shape, its two ends are set on the turning cylinder of the second conveying screw feeder 15 and lateral transfer screw feeder 16 respectively, second rotary sealing seat 30 and second carries the junction of screw feeder 15 and lateral transfer screw feeder 16 to adopt sealed bearing to be connected, second commutating tooth wheel set 26 is sealed in the second rotary sealing seat 30, guarantee to completely cut off with the grain of conveying.
Second revolution attaching parts 29 are provided with visual window 24, can observe the grain conveying situation and transmission situation in transfer passage, when there is the situations such as a card blocking in transfer passage, can open visual window and to place under repair maintenance.
As shown in Figure 2, driving mechanism comprises hydraulic jack 6 and minisize dc reducing motor 5, the cylinder barrel end of hydraulic jack 6 is hinged on lower revolving bed 3, the piston rod of hydraulic jack 6 is hinged on the lower end of lateral grain cylinder 9, with piston limit support 7 on cylinder barrel, hydraulic jack 6 is also provided with the up-downgoing degree site that piston rod range is corresponding, up-downgoing degree site for limiting the slewing area up and down of lateral grain cylinder 9, thus limits the height and position of grain unloading mouth 10.
The upper end of vertical grain cylinder 2 is fixedly connected with revolution changeover portion 31, revolution changeover portion 31 is fixed on tanker 1, toothed disc 4 is fixedly connected on the upper end of revolution changeover portion 31, micromachine 5 is arranged on revolution changeover portion 31 by cantilever bearing 32, micromachine 5 comprises permanent magnet direct current motor 51 and planetary reducer 52, planetary reducer 52 and toothed disc 4 are connected with a joggle, toothed disc 4 is provided with the left and right rows degree site that lateral grain cylinder 9 horizontally rotates, thus limit grain unloading mouth 10 horizontally rotate angle.
As shown in Figure 4, controlling organization comprises programmable gate array (FPGA), memory, position sensor 12, alarm sensor, buzzer, three gear handle switchs, master control mode switch.
FPGA controls the work of all modules as processor, replace general embedded controller, be located at driver's cabin, the input of FPGA is connected with position sensor, alarm sensor, master control mode switch, the output of FPGA is connected with the relay of solenoid directional control valve and micromachine, master control mode switch is used for mode switch selection, and the normally off of master control mode switch is manual operation mode, and normally open is self-return pattern.Can master control mode switch be passed through, come midway and switch to manual operation return pattern, realize anxious stopping.
Position sensor adopts Hall switch, be separately fixed on the piston rod top of hydraulic jack 6 and the cantilever bearing 32 of vertical grain cylinder 2, and be connected with the input of FPGA, respectively whether the piston rod of toothed disc 4 and hydraulic jack 6 is arrived the current signal transfer of restriction position to FPGA.
Alarm sensor adopts contact pressure sensor, is fixed on the bottom inside tanker 1, and is connected with the input of buzzer and FPGA, during for tanker unloading, point out the end of job once hole capital after selling all securities with regard to automatic alarm, and the startup of Time-delayed trigger self-return pattern.If in setting delay time, master control mode switch does not switch, delay time then starts grain barrel-removing self-return pattern after arriving.
Three gear handle switchs are connected with the relay of minisize dc reducing motor, control the rotating of motor.Three gear handle switchs are connected with solenoid directional control valve, the lifting of hydraulic control oil cylinder.
As shown in Figure 5, FPGA connects with master control switch, is in and often opens transition.Grain barrel-removing 9 self-return program setting completes three actions: lateral grain cylinder 9 is first increased to upper extreme position by hydraulic jack 6, triggers Hall switch and piston is stopped; Then minisize dc reducing motor 5 reverses, and drives lateral grain cylinder 9 to turn left, and the upper left extreme position point of toothed disc 4 triggers Hall switch makes motor 5 stop; Last solenoid directional control valve commutation, hydraulic jack 6 shrinks, and drives lateral grain cylinder 9 to rotate down, and the lower limit position point of piston limit support triggers Hall switch makes oil cylinder 6 stop, and grain barrel-removing 9 draws in fixed support 11.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; other are any do not deviate from Spirit Essence of the present invention and principle under make change, substitute, combine, simplify, change; all be considered as the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (4)
1. the high-order unloading of combine and automatic resetting device, comprise tanker, described tanker is provided with unloading mechanism, driving mechanism and controlling organization, described unloading mechanism comprises vertical grain cylinder, lower revolving bed, last time swivel base, lateral grain cylinder and grain unloading mouth, vertical grain cylinder is fixed on described tanker side, the first conveying screw feeder is provided with in described vertical grain cylinder, the second conveying screw feeder is provided with in described lateral grain cylinder, the upper end of lower revolving bed and vertical grain cylinder is rotatably connected, lower revolving bed can rotate in the horizontal direction, last time swivel base and lower revolving bed be rotationally connected, last time, swivel base energy in the vertical direction rotated, described last time swivel base and described lower revolving bed in be provided with lateral transfer screw feeder, lateral grain cylinder is fixedly connected with swivel base last time, grain unloading mouth is arranged on the outer end of lateral grain cylinder, described driving mechanism comprises the micromachine driving described lower revolving bed to rotate, drive hydraulic jack and stroke limit point that described last time, swivel base rotated, described controlling organization controls described micromachine and described hydraulic jack, described lateral grain cylinder is driven to carry out left-right rotation or swing up and down, thus regulate the position of described grain unloading mouth,
Described lower revolving bed comprises the first revolving bed cylindrical shell, toothed disc and the first commutating tooth wheel set, described first revolving bed cylindrical shell comprises and first turns round link and for turning round link with described last time, swivel base was connected second for what be connected with described vertical grain cylinder, connected by the first revolution attaching parts between described first revolution link and described second revolution link, between two end faces of the first revolution attaching parts, there is certain angle, angle in 90 ° between first revolution link and the second revolution link, described first revolution link, first revolution attaching parts and second revolution link be interconnected formation first conveying turn to passage, the outer end of described first revolution link is fixedly connected with described toothed disc, the upper end of described first conveying screw feeder is stretched in described first revolving bed cylindrical shell, and to turn round in attaching parts described first through described first revolution link and described lateral transfer screw feeder and be connected also transmission by the first commutating tooth wheel set, described first commutating tooth wheel set is made up of two intermeshing bevel gears of mutual angle in 90 °, the outer of described first commutating tooth wheel set is arranged with the first sealing revolving bed, described first rotary sealing seat entirety is in syphon shape, its two ends are set on the turning cylinder of the first conveying screw feeder and lateral transfer screw feeder respectively, the end of described first rotary sealing seat adopts sealed bearing to be connected with the junction of conveying screw feeder,
Described first revolution attaching parts are provided with visual window;
Described last time, swivel base comprised the second revolving bed cylindrical shell and the second commutating tooth wheel set, described second revolving bed cylindrical shell comprises and the 3rd turns round link for what be connected with described lateral grain cylinder and the 4th turn round link for being connected with described lower revolving bed, connected by the second revolution attaching parts between described 3rd revolution link and described 4th revolution link, between two end faces of described second revolution attaching parts, there is certain angle, angle in 90 ° between described 3rd revolution link and described 4th revolution link, described 3rd revolution link, second revolution attaching parts and the 4th revolution link be interconnected formation second conveying turn to passage, the lower end of described second conveying screw feeder is stretched in described second revolving bed cylindrical shell, and to turn round in attaching parts described second through described 3rd revolution link and described lateral transfer screw feeder and be connected also transmission by the second commutating tooth wheel set, described first commutating tooth wheel set is made up of two intermeshing bevel gears of mutual angle in 90 °, the outer of described second commutating tooth wheel set is arranged with the second sealing revolving bed, described second rotary sealing seat entirety is in syphon shape, its two ends are set on the turning cylinder of the second conveying screw feeder and lateral transfer screw feeder respectively, the end of described second rotary sealing seat adopts sealed bearing to be connected with the junction of conveying screw feeder,
Described second revolution attaching parts are provided with visual window.
2. the high-order unloading of described a kind of combine as claimed in claim 1 and automatic resetting device, it is characterized in that: the cylinder barrel end of described hydraulic jack is hinged on lower revolving bed, the piston rod of described hydraulic jack is hinged on the lower end of lateral grain cylinder, described cylinder barrel is provided with piston limit support, described hydraulic jack is provided with the up-downgoing degree site of piston rod, described up-downgoing degree site for limiting the slewing area up and down of described lateral grain cylinder, thus limits the height of described grain unloading mouth.
3. the high-order unloading of described a kind of combine as claimed in claim 1 and automatic resetting device, it is characterized in that: the upper end of described vertical grain cylinder is fixedly connected with revolution changeover portion, described revolution changeover portion is fixed on described tanker, described toothed disc is fixedly connected on the upper end of described revolution changeover portion, described micromachine is arranged on described revolution changeover portion, described micromachine comprises permanent magnet direct current motor and planetary reducer, described planetary reducer and described toothed disc are connected with a joggle, described toothed disc is provided with the left and right rows degree site that lateral grain cylinder horizontally rotates, described left and right rows degree site is for limiting the left-right rotation scope of described lateral grain cylinder, thus limit the level angle of grain unloading mouth.
4. the high-order unloading of described a kind of combine as claimed in claim 1 and automatic resetting device, it is characterized in that: described controlling organization comprises programmable gate array (FPGA), memory, position sensor, alarm sensor, buzzer, three gear handle switchs and master control mode switch, described programmable gate array is located at driver's cabin, the output of described programmable gate array is connected with the relay of solenoid directional control valve and micromachine, the input of described programmable gate array and position sensor, alarm sensor and master control mode switch connect, described position sensor is separately fixed on the piston rod top of described hydraulic jack and the cantilever bearing of vertical grain cylinder, respectively whether toothed disc and piston rod are arrived the current signal transfer extremely described programmable gate array limiting position, described alarm sensor is fixed on the bottom inside tanker, and connect with the input of described programmable gate array together with buzzer, described three gear handle switchs are connected with the relay of micromachine, for controlling the rotating of motor, described three gear handle switchs are connected with solenoid directional control valve, for the lifting of hydraulic control oil cylinder.
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| CN201510307559.3A CN104938144B (en) | 2015-06-08 | 2015-06-08 | High position unloading and automatic return device of combine harvester |
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| CN201510307559.3A CN104938144B (en) | 2015-06-08 | 2015-06-08 | High position unloading and automatic return device of combine harvester |
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| CN106451907A (en) * | 2016-08-25 | 2017-02-22 | 常州市松泽电器有限公司 | Grain cylinder turning motor |
| CN106451907B (en) * | 2016-08-25 | 2018-12-18 | 常州市松泽电器有限公司 | Grain cylinder steering motor |
| CN106717490A (en) * | 2017-02-23 | 2017-05-31 | 中联重机浙江有限公司 | A kind of high-order unloading assembly apparatus capable of reversing of longitudinal axial-flow type combine |
| CN107306583A (en) * | 2017-06-26 | 2017-11-03 | 江苏大学 | A kind of band rotates the foldable high-order discharge mechanism of grain outlet |
| CN107306583B (en) * | 2017-06-26 | 2024-03-19 | 江苏大学 | Foldable high-position grain unloading device with rotary grain outlet |
| CN110419320A (en) * | 2019-08-16 | 2019-11-08 | 中联重机南陵有限公司 | Grain discharge drum of combine return control system and method, combine harvester |
| CN110419320B (en) * | 2019-08-16 | 2023-10-10 | 中联重机南陵有限公司 | Grain unloading cylinder return control system and method of combine harvester and combine harvester |
| CN111010994A (en) * | 2019-12-11 | 2020-04-17 | 新疆牧神机械有限责任公司 | Automatic homing method for material barrel and feed harvester |
| CN111010994B (en) * | 2019-12-11 | 2021-11-30 | 新疆牧神机械有限责任公司 | Automatic homing method for material barrel and feed harvester |
| CN116513018A (en) * | 2023-06-29 | 2023-08-01 | 黑龙江省红亮农业科技有限公司 | Multifunctional liquid-driven tillage and soil preparation transfer machine |
| CN116513018B (en) * | 2023-06-29 | 2023-09-12 | 黑龙江省红亮农业科技有限公司 | Multifunctional liquid-driven tillage and soil preparation transfer machine |
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| CN104938144B (en) | 2017-01-11 |
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