CN111771517A - Mechanical crop harvesting device and joint control method thereof - Google Patents
Mechanical crop harvesting device and joint control method thereof Download PDFInfo
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- CN111771517A CN111771517A CN202010572852.3A CN202010572852A CN111771517A CN 111771517 A CN111771517 A CN 111771517A CN 202010572852 A CN202010572852 A CN 202010572852A CN 111771517 A CN111771517 A CN 111771517A
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- cleaning
- grain
- threshing
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/06—Combines with headers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
- A01D41/127—Control or measuring arrangements specially adapted for combines
- A01D41/1278—Control or measuring arrangements specially adapted for combines for automatic steering
Abstract
The invention discloses a mechanical crop harvesting device and a joint control method thereof, relates to the technical field of crop harvesting, and aims at solving the problems that the conventional belt and chain mechanical transmission device needs multi-stage speed change to meet the requirements of different part operation speeds and operation power transmission when a grain harvester performs power transmission, the multi-stage speed change and transmission have complex transmission structure arrangement, low power efficiency and large power consumption of the whole machine. The invention respectively sets and matches different hydraulic or electric drive units, and combines the linkage requirement in the operation process, thereby realizing the self-adaptive operation of each working system and the linkage operation among the systems, and ensuring the harvesting operation effect and the stability and reliability of the operation systems.
Description
Technical Field
The invention relates to the technical field of crop harvesting, in particular to a mechanical harvesting device for crops and a joint control method thereof.
Background
The grain harvester is used for carrying out combined walking operation equipment of grain cutting, grain feeding, grain conveying, grain separating, grain cleaning, grain lifting, grain collecting and grain discharging, adopts a mode of multi-head power input and multi-system linkage to realize system combined operation of the above systems, and adopts a semi-rigid power transmission device and a semi-rigid power transmission structure of a belt and a chain to carry out operation power transmission in the grain harvester in China at the present stage. The transmission device is complex, and the belt and chain transmission system is damaged at one part, so that the whole transmission system can be failed and damaged, and the device is not suitable for operation transmission of complex operation machinery such as a grain harvester. At cereal cutting, cereal feeding, cereal transport cereal, break away from the separation, cereal is cleaned, cereal lift collection grain and cereal unload positions such as grain, because the unstability of cereal entering volume, cereal results work load change is uncontrollable, adopt the belt, chain semi-steel nature power transmission, the load change at single operation position can not inside digestion, on the contrary direct influence to entire system and other transmission structure, cause whole transmission load to change more acutely, change and lead to the fact weak structural part, for example: the damage of the belt, the chain, the overrunning clutch and other structures causes the reduction of the reliability of products, frequent faults, excessive power consumption of the products, and the loss of grains and the economic loss of operation users.
The existing belt and chain mechanical transmission device needs multi-stage speed change when a grain harvester is used for power transmission so as to meet the requirements of different operating speeds and operating power transmission at different parts, and has the advantages of multi-stage speed change and transmission, complex transmission structure arrangement, low power efficiency and large power consumption of the whole machine, so that the crop mechanical harvesting device and the joint control method thereof are provided.
Disclosure of Invention
The invention provides a mechanical crop harvesting device and a joint control method thereof, which solve the problems that the conventional belt and chain mechanical transmission device needs multi-stage speed change to meet the requirements of different part operation speeds and operation power transmission when a grain harvester is used for power transmission, the multi-stage speed change and transmission are complex in transmission structure arrangement, the power efficiency is low, and the power consumption of the whole machine is large.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a crops machinery reaping apparatus, includes header system, conveying system, breaks away from system, cleaning system, collection grain system, tossing system and traveling system, the header system is including dialling the standing grain wheel, the below of dialling the standing grain wheel is equipped with the cutting knife, the right side of cutting knife is equipped with feeding stirring wheel, conveying system is carried including the feeding, it includes threshing cylinder to break away from the system, the top of cleaning the system and including is equipped with the lift of unloading grain, the below of the lift of unloading grain is equipped with cleans the shale shaker, the below of cleaning the shale shaker is equipped with cleans the fan, collection grain system includes seed material lift, the right side of seed material lift is equipped with miscellaneous afterlift, the top of miscellaneous afterlift is equipped with the straw crushing wheel, the left side of straw crushing wheel is equipped with the tossing fan.
Preferably, the reel in the header system is driven by electricity or hydraulic pressure, and the cutter and the feeding stirring wheel are driven by hydraulic pressure.
Preferably, the conveying system adopts a hydraulic driving system, and the gap bridge and the non-entering roller of the conveying system are respectively driven.
Preferably, the separation system adopts a hydraulic driving system to respectively drive the pre-threshing cylinder and the threshing cylinder.
Preferably, the cleaning system adopts a hydraulic driving device to respectively drive the cleaning fan, the cleaning vibrating screen and the impurity and residue lifting.
Preferably, the grain collecting system adopts a hydraulic driving device to respectively drive the seed material lifting and the impurity lifting.
Preferably, the throwing system adopts a hydraulic or electric driving device to respectively drive the straw crushing wheel and the throwing fan.
Preferably, the walking system adopts a hydraulic driving device to realize walking driving.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
the walking system, the header system, the conveying system, the threshing system, the cleaning system, the grain collecting system and the throwing system are controlled in a joint mode;
s2, joint control of secondary parameters:
the threshing system and the walking system are jointly controlled;
the threshing system, the conveying system and the header system are jointly controlled;
s3, three-level parameter joint control:
the threshing system and the cleaning system are jointly controlled;
the threshing system and the conveying system are jointly controlled;
the conveying system and the header system are jointly controlled;
the grain collecting system, the cleaning system and the threshing system are controlled in a combined mode.
Compared with the prior art, the invention has the beneficial effects that: aiming at the operation power distribution requirement of the harvester, the whole operation sequence process of the harvester is analyzed, different hydraulic or electric drive units are respectively arranged and matched, the linkage requirement of the operation process is combined, different operation data collecting devices are arranged according to the operation characteristics and the operation results of different processes, and power distribution control and operation linkage control under the conditions of different loads and operation requirements are realized through different control strategies, so that a hydraulic drive method and an electric control linkage control mode from a complete machine to each working system are formed, the self-adaptive operation of each working system and the linkage operation among the systems are realized, and the harvesting operation effect and the stability and reliability of the working systems are ensured.
Drawings
Fig. 1 is a schematic front view structure diagram of a mechanical crop harvesting device and a joint control method thereof provided by the invention.
In the figure: 1 reel, 2 cutters, 3 feeding stirring wheels, 4 feeding conveying, 5 threshing cylinders, 6 unloading lifting, 7 cleaning vibrating screens, 8 cleaning fans, 9 seed lifting, 10 impurity lifting and 11 straw crushing wheels.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, a crops machinery reaping apparatus, including header system, conveying system, break away from the system, cleaning system, collection grain system, shed system and traveling system, header system includes reel 1, the below of reel 1 is equipped with cutting knife 2, the right side of cutting knife 2 is equipped with feeding stirring wheel 3, conveying system includes feeding transport 4, break away from the system and include threshing cylinder 5, cleaning system includes the top be equipped with unload grain lift 6, unload grain lift 6's below is equipped with cleaning vibrating screen 7, cleaning vibrating screen 7's below is equipped with cleaning fan 8, collection grain system includes seed material lift 9, seed material lift 9's right side is equipped with miscellaneous fortune lift 10, miscellaneous fortune 10's top is equipped with straw crushing wheel 11, straw crushing wheel 11's left side is equipped with the throwing fan.
In the embodiment, the reel 1 in the header system is driven by electricity or hydraulic pressure, and the cutter 2 and the feeding stirring wheel 3 are driven by hydraulic pressure.
In this embodiment, the conveying system adopts a hydraulic driving system to drive the gap bridge and the non-entering roller of the conveying system respectively.
In this embodiment, the threshing system adopts a hydraulic drive system to drive the pre-threshing cylinder and the threshing cylinder 5, respectively.
In the embodiment, the cleaning system adopts a hydraulic driving device to respectively drive a cleaning fan 8, a cleaning vibrating screen 7 and a miscellaneous lift 10.
In this embodiment, the grain collecting system adopts a hydraulic driving device to respectively drive the seed material lifting and transporting 9 and the impurity lifting and transporting 10.
In this embodiment, the sprinkling system adopts a hydraulic or electric driving device to respectively drive the straw crushing wheel 11 and the sprinkling fan.
In this embodiment, the traveling system adopts a hydraulic drive device to realize traveling drive.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
the walking system, the header system, the conveying system, the threshing system, the cleaning system, the grain collecting system and the throwing system are controlled in a joint mode;
s2, joint control of secondary parameters:
the threshing system and the walking system are jointly controlled;
the threshing system, the conveying system and the header system are jointly controlled;
s3, three-level parameter joint control:
the threshing system and the cleaning system are jointly controlled;
the threshing system and the conveying system are jointly controlled;
the conveying system and the header system are jointly controlled;
the grain collecting system, the cleaning system and the threshing system are controlled in a combined mode.
Example 1:
the utility model provides a crops machinery reaping apparatus, including the header system, conveying system, break away from the system, clean the system, collect grain system, system and traveling system shed, the header system includes reel 1, the below of reel 1 is equipped with cutting knife 2, the right side of cutting knife 2 is equipped with feeding stirring wheel 3, conveying system includes that the feeding is carried 4, it includes threshing cylinder 5 to break away from the system, the top of cleaning the system and including is equipped with unloads grain lift 6, the below of unloading lift 6 is equipped with cleans shale shaker 7, the below of cleaning shale shaker 7 is equipped with cleans fan 8, it includes seed material lift 9 to collect grain system, the right side of seed material lift 9 is equipped with miscellaneous afterlift 10, the top of miscellaneous afterlift 10 is equipped with straw crushing wheel 11, the left side of straw crushing wheel 11 is equipped with the fan of shedding.
In the embodiment, the reel 1 in the cutting table system is driven by electricity or hydraulic pressure, and the cutting wheel 2 and the feeding stirring wheel 3 are driven by hydraulic pressure.
In the embodiment, the conveying system adopts 2 sets of independent hydraulic driving systems to respectively drive the gap bridge and the non-entering roller of the conveying system.
In this embodiment, the threshing system adopts 2 sets of independent hydraulic driving systems to respectively drive the pre-threshing cylinder and the threshing cylinder 5.
In the embodiment, the cleaning system adopts 3 sets of independent hydraulic driving devices to respectively drive a cleaning fan 8, a cleaning vibrating screen 7 and a miscellaneous lift 10.
In this embodiment, the grain collecting system adopts 2 sets of independent hydraulic driving devices to respectively drive the seed material lifting and transporting 9 and the impurity lifting and transporting 10.
In this embodiment, the sprinkling system adopts 2 sets of independent hydraulic or electric driving devices to respectively drive the straw crushing wheel 11 and the sprinkling fan.
In this embodiment, the traveling system adopts 1 set of independent hydraulic drive device to realize traveling drive.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
a traveling system (speed per hour and posture) → a header system (speed of a reel, rotating speed of a cutting knife and a feeding stirring wheel) → a conveying system (conveying rotating speed) → a threshing system (rotating speed of a roller) → a cleaning system (rotating speed of a fan, rotating speed of a residue stirring wheel and vibration frequency of a vibrating screen) → a grain collecting system (rotating speed of an elevating stirring wheel) → a throwing system (rotating speed of a chopping system);
s2, joint control of secondary parameters:
threshing system (hydraulic system pressure, load torque, rotation speed) ← → walking system combined control (speed per hour) (mutual control);
a threshing system (hydraulic system pressure, load torque and rotating speed) → a conveying system (conveying rotating speed) → a cutting table system (reel speed, cutting knife + feeding paddle wheel rotating speed);
s3, three-level parameter joint control:
a threshing system (hydraulic system pressure, load torque, rotation speed) ← → a cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotation speed, grain loss);
threshing system (hydraulic system pressure, load torque, rotation speed) ← → conveying system (hydraulic system pressure, torque, rotation speed);
a conveying system (hydraulic system pressure, load torque, rotation speed) ← → a header system (hydraulic system pressure, torque, rotation speed);
grain collecting system (grain cleanliness) → cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotating speed, grain loss) → threshing system (hydraulic system pressure, load torque, rotating speed).
Example 2:
the utility model provides a crops machinery reaping apparatus, including the header system, conveying system, break away from the system, clean the system, collect grain system, system and traveling system shed, the header system includes reel 1, the below of reel 1 is equipped with cutting knife 2, the right side of cutting knife 2 is equipped with feeding stirring wheel 3, conveying system includes that the feeding is carried 4, it includes threshing cylinder 5 to break away from the system, the top of cleaning the system and including is equipped with unloads grain lift 6, the below of unloading lift 6 is equipped with cleans shale shaker 7, the below of cleaning shale shaker 7 is equipped with cleans fan 8, it includes seed material lift 9 to collect grain system, the right side of seed material lift 9 is equipped with miscellaneous afterlift 10, the top of miscellaneous afterlift 10 is equipped with straw crushing wheel 11, the left side of straw crushing wheel 11 is equipped with the fan of shedding.
In the embodiment, the header system adopts 1 set of independent hydraulic driving system, and the reel 1, the cutter 2 and the feeding stirring wheel 3 are driven integrally.
In this embodiment, the conveying system adopts 1 set of independent hydraulic drive system, and the conveying system is driven integrally.
In this embodiment, the disengagement system employs 1 set of independent hydraulic drive system, and the disengagement system is driven as a whole.
In the embodiment, the cleaning system adopts 1 set of independent hydraulic driving device and is driven integrally.
In this embodiment, the grain collection system adopts 1 set of independent hydraulic drive device, and the grain collection system drives wholly.
In this embodiment, the sprinkling system adopts 1 set of independent hydraulic drive device, and the sprinkling system is driven integrally.
In this embodiment, the traveling system adopts 1 set of independent hydraulic drive device to realize traveling drive.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
a traveling system (speed per hour) → a header system (operation rotating speed) → a conveying system (conveying rotating speed) → a threshing system (roller rotating speed) → a cleaning system (fan rotating speed, impurity stirring wheel rotating speed, vibration frequency of a vibrating screen) → a grain collecting system (stirring wheel rotating speed) → a throwing system (cutting device rotating speed);
s2, joint control of secondary parameters:
threshing system (hydraulic system pressure, load torque, rotation speed) ← → walking system combined control (speed per hour) (mutual control);
a threshing system (hydraulic system pressure, load torque and rotating speed) → a conveying system (conveying rotating speed) → a cutting table system (reel speed, cutting knife + feeding paddle wheel rotating speed);
s3, three-level parameter joint control:
a threshing system (hydraulic system pressure, load torque, rotation speed) ← → a cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotation speed, grain loss);
threshing system (hydraulic system pressure, load torque, rotation speed) ← → conveying system (hydraulic system pressure, torque, rotation speed);
transport system (hydraulic system pressure, load torque, rotational speed) ← → header system (hydraulic system pressure, torque, rotational speed).
Example 3:
the utility model provides a crops machinery reaping apparatus, including the header system, conveying system, break away from the system, clean the system, collect grain system, system and traveling system shed, the header system includes reel 1, the below of reel 1 is equipped with cutting knife 2, the right side of cutting knife 2 is equipped with feeding stirring wheel 3, conveying system includes that the feeding is carried 4, it includes threshing cylinder 5 to break away from the system, the top of cleaning the system and including is equipped with unloads grain lift 6, the below of unloading lift 6 is equipped with cleans shale shaker 7, the below of cleaning shale shaker 7 is equipped with cleans fan 8, it includes seed material lift 9 to collect grain system, the right side of seed material lift 9 is equipped with miscellaneous afterlift 10, the top of miscellaneous afterlift 10 is equipped with straw crushing wheel 11, the left side of straw crushing wheel 11 is equipped with the fan of shedding.
In this embodiment, the header system adopts 1 set of independent hydraulic pressure or electric drive device, realizes that reel 1 adopts the electricity to drive or hydraulic drive.
In this embodiment, the header system (cutting knife, feeding stirring wheel), the conveying system, and 1 set of independent hydraulic drive device are used for overall system driving.
In this embodiment, the disengagement system employs 1 set of independent hydraulic drive system, and the disengagement system is driven as a whole.
In this embodiment, the grain collecting system adopts 1 set of independent hydraulic driving device to drive the whole system.
In this embodiment, the traveling system adopts 1 set of independent hydraulic drive device to realize traveling drive.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
the method comprises the following steps of (1) joint control of two-level parameters of a traveling system (speed per hour) → a cutting table system reel (operation rotating speed) → a cutting table system cutter + feeding stirring wheel (rotating speed) + a conveying system (rotating speed) → a threshing system + a cleaning system (rotating speed) → a grain collecting system (rotating speed) → a throwing system (rotating speed);
s2, linkage of secondary parameters:
a threshing system (hydraulic system pressure, load torque and rotating speed) + a cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotating speed and grain loss) ← → a traveling system combined control (speed per hour);
threshing system (hydraulic system pressure, load torque, rotation speed) + cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotation speed, grain loss) ← → conveying system (conveying rotation speed) + header system (reel speed, cutter + feeding stirring wheel rotation speed).
Example 4:
the utility model provides a crops machinery reaping apparatus, including the header system, conveying system, break away from the system, clean the system, collect grain system, system and traveling system shed, the header system includes reel 1, the below of reel 1 is equipped with cutting knife 2, the right side of cutting knife 2 is equipped with feeding stirring wheel 3, conveying system includes that the feeding is carried 4, it includes threshing cylinder 5 to break away from the system, the top of cleaning the system and including is equipped with unloads grain lift 6, the below of unloading lift 6 is equipped with cleans shale shaker 7, the below of cleaning shale shaker 7 is equipped with cleans fan 8, it includes seed material lift 9 to collect grain system, the right side of seed material lift 9 is equipped with miscellaneous afterlift 10, the top of miscellaneous afterlift 10 is equipped with straw crushing wheel 11, the left side of straw crushing wheel 11 is equipped with the fan of shedding.
In this embodiment, the header system adopts 1 set of independent hydraulic pressure or electric drive device, realizes that reel 1 adopts the electricity to drive or hydraulic drive.
In this embodiment, the header system (cutting knife, feeding stirring wheel) and the conveying system adopt 1 set of independent hydraulic drive device to perform overall system drive.
In this embodiment, the separation system and the cleaning system adopt 1 set of independent hydraulic drive device to drive the whole system.
In this embodiment, the grain collecting system and the throwing system adopt 1 set of independent hydraulic driving devices to drive the whole system.
In this embodiment, the traveling system adopts 1 set of independent hydraulic drive device to realize traveling drive.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
the method comprises the following steps of (1) joint control of two-level parameters of a traveling system (speed per hour) → a cutting table system reel (operation rotating speed) → a cutting table system cutter + feeding stirring wheel (rotating speed) + a conveying system (rotating speed) → a threshing system + a cleaning system (rotating speed) → a grain collecting system (rotating speed) → a throwing system (rotating speed);
s2, joint control of secondary parameters:
a threshing system (hydraulic system pressure, load torque and rotating speed) + a cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotating speed and grain loss) ← → a traveling system combined control (speed per hour);
threshing system (hydraulic system pressure, load torque, rotation speed) + cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotation speed, grain loss) ← → conveying system (conveying rotation speed) + header system (reel speed, cutter + feeding stirring wheel rotation speed).
Example 5:
the utility model provides a crops machinery reaping apparatus, including the header system, conveying system, break away from the system, clean the system, collect grain system, system and traveling system shed, the header system includes reel 1, the below of reel 1 is equipped with cutting knife 2, the right side of cutting knife 2 is equipped with feeding stirring wheel 3, conveying system includes that the feeding is carried 4, it includes threshing cylinder 5 to break away from the system, the top of cleaning the system and including is equipped with unloads grain lift 6, the below of unloading lift 6 is equipped with cleans shale shaker 7, the below of cleaning shale shaker 7 is equipped with cleans fan 8, it includes seed material lift 9 to collect grain system, the right side of seed material lift 9 is equipped with miscellaneous afterlift 10, the top of miscellaneous afterlift 10 is equipped with straw crushing wheel 11, the left side of straw crushing wheel 11 is equipped with the fan of shedding.
In this embodiment, the header system adopts 1 set of independent hydraulic pressure or electric drive device, realizes that reel 1 adopts the electricity to drive or hydraulic drive.
In this embodiment, the header system (cutting knife, feeding stirring wheel) and the conveying system adopt 1 set of independent hydraulic drive device to perform overall system drive.
In the embodiment, the separation system, the cleaning system, the grain collecting system and the throwing system adopt 1 set of independent hydraulic driving device to drive the whole system.
In this embodiment, the traveling system adopts 1 set of independent hydraulic drive device to realize traveling drive.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
the method comprises the following steps of (1) walking system (speed per hour) → cutting system reel (operation rotating speed) → cutting system cutter + feeding stirring wheel (rotating speed) + conveying system (rotating speed) → threshing system + cleaning system (rotating speed) + grain collecting system (rotating speed) + throwing system (rotating speed);
s2, joint control of secondary parameters:
a threshing system (hydraulic system pressure, load torque and rotating speed) + a cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotating speed and grain loss) ← → a traveling system combined control (speed per hour);
threshing system (hydraulic system pressure, load torque, rotation speed) + cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotation speed, grain loss) ← → conveying system (conveying rotation speed) + header system (reel speed, cutter + feeding stirring wheel rotation speed).
Example 6:
the utility model provides a crops machinery reaping apparatus, including the header system, conveying system, break away from the system, clean the system, collect grain system, system and traveling system shed, the header system includes reel 1, the below of reel 1 is equipped with cutting knife 2, the right side of cutting knife 2 is equipped with feeding stirring wheel 3, conveying system includes that the feeding is carried 4, it includes threshing cylinder 5 to break away from the system, the top of cleaning the system and including is equipped with unloads grain lift 6, the below of unloading lift 6 is equipped with cleans shale shaker 7, the below of cleaning shale shaker 7 is equipped with cleans fan 8, it includes seed material lift 9 to collect grain system, the right side of seed material lift 9 is equipped with miscellaneous afterlift 10, the top of miscellaneous afterlift 10 is equipped with straw crushing wheel 11, the left side of straw crushing wheel 11 is equipped with the fan of shedding.
In this embodiment, the header system adopts 1 set of independent hydraulic pressure or electric drive device, realizes that reel 1 adopts the electricity to drive or hydraulic drive.
In this embodiment, the header system (cutting knife, feeding stirring wheel) adopts 1 set of independent hydraulic drive device to perform the overall system drive.
In this embodiment, the conveying system adopts 1 set of independent hydraulic drive device to drive the whole system.
In the embodiment, the separation system, the cleaning system, the grain collecting system and the throwing system adopt 1 set of independent hydraulic driving device to drive the whole system.
In this embodiment, the traveling system adopts 1 set of independent hydraulic drive device to realize traveling drive.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
a traveling system (speed per hour) → a header system reel (operation rotating speed) → a header system cutter + a feeding stirring wheel (rotating speed) → a conveying system (rotating speed) → a threshing system + a cleaning system (rotating speed) + a grain collecting system (rotating speed) + a throwing system (rotating speed);
s2, joint control of secondary parameters:
a threshing system (hydraulic system pressure, load torque and rotating speed) + a cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotating speed and grain loss) ← → a traveling system combined control (speed per hour);
threshing system (hydraulic system pressure, load torque, rotation speed) + cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotation speed, grain loss) ← → conveying system (conveying rotation speed) → header system (reel speed, cutter + feed paddle rotation speed).
Example 7:
the utility model provides a crops machinery reaping apparatus, including the header system, conveying system, break away from the system, clean the system, collect grain system, system and traveling system shed, the header system includes reel 1, the below of reel 1 is equipped with cutting knife 2, the right side of cutting knife 2 is equipped with feeding stirring wheel 3, conveying system includes that the feeding is carried 4, it includes threshing cylinder 5 to break away from the system, the top of cleaning the system and including is equipped with unloads grain lift 6, the below of unloading lift 6 is equipped with cleans shale shaker 7, the below of cleaning shale shaker 7 is equipped with cleans fan 8, it includes seed material lift 9 to collect grain system, the right side of seed material lift 9 is equipped with miscellaneous afterlift 10, the top of miscellaneous afterlift 10 is equipped with straw crushing wheel 11, the left side of straw crushing wheel 11 is equipped with the fan of shedding.
In this embodiment, the header system adopts 1 set of independent hydraulic pressure or electric drive device, realizes that reel 1 adopts the electricity to drive or hydraulic drive.
In this embodiment, the header system (cutting knife, feeding stirring wheel) adopts 1 set of independent hydraulic drive device to perform the overall system drive.
In this embodiment, the conveying system adopts 1 set of independent hydraulic drive device to drive the whole system.
In this embodiment, the disengagement system employs 1 set of independent hydraulic drive devices to drive the entire system.
In the embodiment, the cleaning system, the grain collecting system and the throwing system adopt 1 set of independent hydraulic driving device to drive the whole system.
In this embodiment, the traveling system adopts 1 set of independent hydraulic drive device to realize traveling drive.
A joint control method for a mechanical crop harvesting device comprises the following steps:
s1, linkage of main control parameters:
a traveling system (speed per hour, posture) → a header system (speed of a reel, rotating speed of a cutting knife and a feeding stirring wheel) → a conveying system (conveying rotating speed) → a threshing system (rotating speed of a roller) → a cleaning system (rotating speed of a fan, rotating speed of a residue stirring wheel, vibration frequency of a vibrating screen) + a grain collecting system (rotating speed of an elevating stirring wheel) + a throwing system (rotating speed of a chopping system);
s2, joint control of secondary parameters:
threshing system (hydraulic system pressure, load torque, rotation speed) ← → walking system combined control (speed per hour);
a threshing system (hydraulic system pressure, load torque and rotating speed) → a conveying system (conveying rotating speed) → a cutting table system (reel speed, cutting knife + feeding paddle wheel rotating speed);
s3, three-level parameter joint control:
a threshing system (hydraulic system pressure, load torque, rotation speed) ← → a cleaning system (wind power, hydraulic system pressure, miscellaneous load torque, rotation speed, grain loss);
threshing system (hydraulic system pressure, load torque, rotation speed) ← → conveying system (hydraulic system pressure, torque, rotation speed);
transport system (hydraulic system pressure, load torque, rotational speed) ← → header system (hydraulic system pressure, torque, rotational speed).
Aiming at the operation power distribution requirement of the harvester, the whole operation sequence (cutting, feeding, conveying, threshing, cleaning, lifting and grain unloading) process of the harvester is analyzed, different hydraulic or electric drive units are respectively arranged and matched, and different operation data collecting devices are arranged according to the operation characteristics and operation results of different (cutting, feeding, conveying, threshing, cleaning, lifting and grain unloading) processes in combination with the linkage requirement of the operation process, and power distribution control and operation linkage control under different load and operation requirement conditions are realized through different control strategies, so that a hydraulic drive method and an electric control linkage control mode from a whole machine to each working system are formed, self-adaptive operation of each working system and linkage operation among each system are realized, and the harvesting operation effect and the stable and reliable operation system are ensured. According to the operation mode and power linkage requirements of each system of the harvester, the belt and chain transmission devices of each system are cut and divided according to the load change and performance change conditions in the harvesting process, then, the transmission devices of each system are coordinated and configured according to the operation requirements of each system and the structure of the whole harvester to form different transmission device combinations, partial or all hydraulic pressure and electric power are used as power sources, and the whole transmission system is effectively linked through rotating speed, load and operation state sensing devices at different parts and a special controller.
The transmission combination method and the linkage control mode can minimize the interference of the operation load of a single system or a component to the whole transmission system, realize effective isolation, greatly improve the stability of the whole harvesting system and reduce the fault rate of the operation system with damage.
Meanwhile, through the power linkage control device and the hydraulic system with load feedback, the power requirements of different systems can be effectively distributed, the invalid power transmission is reduced, the optimal power matching is formed, and the purpose of reducing the energy consumption is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a crops machinery reaping apparatus, includes header system, conveying system, breaks away from system, cleaning system, collection grain system, system of shedding and traveling system, a serial communication port, header system includes reel (1), the below of reel (1) is equipped with cutting knife (2), the right side of cutting knife (2) is equipped with feeding stirring wheel (3), conveying system includes feeding transport (4), the system that breaks away from includes threshing cylinder (5), the top of cleaning system package is equipped with unloads grain lift (6), the below of unloading grain lift (6) is equipped with cleans shale shaker (7), the below of cleaning shale shaker (7) is equipped with cleans fan (8), collection grain system includes seed material lift (9), the right side of seed material lift (9) is equipped with miscellaneous afterlift (10), the top of miscellaneous afterlift (10) is equipped with crushing wheel (11), and a throwing fan is arranged on the left side of the straw crushing wheel (11).
2. The mechanical crop harvesting device according to claim 1, wherein the reel (1) of the header system is driven electrically or hydraulically, and the cutter (2) and the feeding paddle wheel (3) are driven hydraulically.
3. The mechanical crop harvesting device as claimed in claim 1, wherein the transport system employs hydraulic drive systems to drive the gap bridge and the non-entering roller of the transport system, respectively.
4. The mechanical harvesting device of claim 1, wherein the disengaging system uses a hydraulic drive system to drive the pre-threshing cylinder and the threshing cylinder (5), respectively.
5. The mechanical crop harvesting device according to claim 1, wherein the cleaning system adopts a hydraulic driving device to respectively drive the cleaning fan (8), the cleaning vibrating screen (7) and the impurity and residue elevator (10).
6. The mechanical harvesting device of claim 1, wherein the grain collecting system is driven by hydraulic driving devices to respectively drive the seed lift (9) and the residue lift (10).
7. The mechanical harvesting device of claim 1, wherein the throwing system is driven by hydraulic or electric driving means to respectively drive the straw crushing wheel (11) and the throwing fan.
8. The mechanical harvesting device of claim 1, wherein the walking system is driven by hydraulic driving means.
9. The combined control method for the mechanical crop harvesting device according to claim 1, characterized by comprising the following steps:
s1, linkage of main control parameters:
the walking system, the header system, the conveying system, the threshing system, the cleaning system, the grain collecting system and the throwing system are controlled in a joint mode;
s2, joint control of secondary parameters:
the threshing system and the walking system are jointly controlled;
the threshing system, the conveying system and the header system are jointly controlled;
s3, three-level parameter joint control:
the threshing system and the cleaning system are jointly controlled;
the threshing system and the conveying system are jointly controlled;
the conveying system and the header system are jointly controlled;
the grain collecting system, the cleaning system and the threshing system are controlled in a combined mode.
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| CN202010572852.3A CN111771517A (en) | 2020-06-22 | 2020-06-22 | Mechanical crop harvesting device and joint control method thereof |
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Application publication date: 20201016 |