33 results about "Headland" patented technology

For controlling an agricultural machine system while it works a territory, which a route (R) is created for the machine system, which includes working tracks (F_N) along which the machine system is driven while the territory (S) is being worked, and which includes headland tracks (F_V), along which the machine system is driven when it travels from one working track (F_N) to the next working track (F_N) to be driven along. The machine system automatically processes a sequence of headland working steps at the end of one working track (F_N) and/or while a subsequent headland track (F_V) is being driven along, and/or at the beginning of a subsequent working track (F_N). The sequence of headland working steps is updated and carried out dynamically depending on the current position of the machine system and depending on the next working track (F_N) to be driven along. A related automatic control system for controlling an agricultural machine system is also provided.

A method and apparatus for automating some of the tasks that heretofore required operator action at headland turns or similar events are provided. The present invention automates operation of lift assist wheels and/or gull wings, such as those found on a stack-fold implement, based on the position of the tractor hitch to which the implement is coupled. An operator may control the position of the implement, such as at a headland turn, by raising and lowering the tractor hitch using a remote control. The invention enables the planter to compare the tractor hitch position relative to an implement position and control operation of the implement accordingly without additional user inputs.

Provided is a work vehicle cooperation system that achieves ground work travel which is performed in a central work area and a headland, by effective coordination between a parent work vehicle and a child work vehicle. The work vehicle cooperation system is provided with: a parent position detection module for detecting the position of the parent work vehicle (1P); a child position detection module for detecting the position of the child work vehicle (1C); a central work area path calculation unit for calculating a central work area travel path used for unmanned work travel of the child work vehicle (1C) in the central work area (CL); a first operation control unit for allowing unmanned operation of the child work vehicle (1C) so that the child work vehicle (1C) precedes the parent work vehicle (1P), on the basis of the child work vehicle position and the central work area travel path; a headland path calculation unit for calculating a headland travel path used for unmanned work travel of the child work vehicle (1C), on the basis of a work travel track of the parent work vehicle (1P) in the headland (HL); and a second operation control unit for allowing unmanned operation of the child work vehicle (1C) so that the child work vehicle (1C) follows the parent work vehicle (1P), on the basis of the detected child work vehicle position and the headland travel path.

An apparatus and method for automatically controlling the settings of an adjustable crop residue discharge system of an agricultural combine is provided. The apparatus includes a sensor, an actuator, and a controller. The sensor detects a position of a residue deflector and/or a speed of the residue discharge system. The actuator operatively controls the residue deflector to adjustably position the residue deflector. The controller is operatively connected to the sensor and actuator. The controller includes a memory, a speed input device, a position input device, and a mode input device. The controller is configured to store in memory a plurality of positions and speeds of the residue discharge system and automatically adjust the positions and speeds of the residue discharge system upon receiving an input to change to headland mode.

A method and apparatus for automating some of the tasks that heretofore required operator action at headland turns or similar events are provided. The present invention automates operation of lift assist wheels and/or gull wings, such as those found on a stack-fold implement, based on the position of the tractor hitch to which the implement is coupled. An operator may control the position of the implement, such as at a headland turn, by raising and lowering the tractor hitch using a remote control. The invention enables the planter to compare the tractor hitch position relative to an implement position and control operation of the implement accordingly without additional user inputs.

A method for disabling the implement steering system of a towed implement includes monitoring the axle of a steerable axle of the towed implement and therefrom, determining if the implement is making a headland turn. The method further includes automatically centering the implement following a headland turn.

The invention discloses a well cellar type planting machine. The well cellar type planting machine comprises: a rack, a pit digging device arranged at the head end of the rack, a soil covering device mounted at a middle position of the rack, a planting device located at the tail end of the rack, and a transmission device fixedly mounted on one side of the rack. Specifically, the soil covering device comprises a right soil seal shovel and a left soil seal shovel; the planting device is mainly composed of a planting connecting rod, and a front duckbill and a rear duckbill that are connected to the planting connecting rod, and a hanging cup is disposed above the planting device; the fore-and-aft clearance between the pit digging device and the planting device is one plant spacing, the soil covering device is located at the middle of the pit digging device and the planting device, and the fore-and-aft clearance between the pit digging device and the soil covering device is half of one plant spacing. The well cellar type planting machine provided by the invention not only effectively reduces the fore-and-aft length of the planting machine, decreases the headland turning radius, but also improves the land utilization rate and lowers the planting production cost.

A method and apparatus for automating some of the tasks that heretofore required operator action at headland turns or similar events are provided. The present invention automates operation of lift assist wheels and/or gull wings, such as those found on a stack-fold implement, based on the position of the tractor hitch to which the implement is coupled. An operator may control the position of the implement, such as at a headland turn, by raising and lowering the tractor hitch using a remote control. The invention enables the planter to compare the tractor hitch position relative to an implement position and control operation of the implement accordingly without additional user inputs.

The invention relates to a folding suspended leveler for a compound rotary cultivator special for a paddy field and belongs to the technical field of agricultural machinery. The folding suspended leveler consists of a field-leveling plate and a horizontal plate, wherein a horizontal plate mounting base is arranged in the middle of the field-leveling plate; a horizontal plate supporting plate and a connecting piece are symmetrically arranged on two sides of the field-leveling plate; harrow teeth are arranged on the field-leveling plate; and the horizontal plate consists of a main plate of the horizontal plate, extension plates, a rack, a semicircular gear, a hydraulic cylinder, a pin shaft and a pin shaft base, wherein the extension plate is arranged at two ends of the main plate of the horizontal plate through the pin shaft base and the pin shaft; and harrow teeth are arranged on bottom surfaces of the main plate of the horizontal plate and the extension plates. The leveler is provided with the horizontal plate which is movably arranged on the field-leveling plate, when a tractor is inclined to cause the leveler of the rotary cultivator to tilt to left and right sides, the horizontal plate can always keep a horizontal state, so the leveler can level the paddy field, remove slurry bank and guarantee the consistency for leveling the soil of the paddy field. The folding suspended leveler has the advantage of solving the problems of harrow missing and slurry bank phenomena of the conventional strong-pressure plate due to tilting and manual collection of the extension plates during work at headland.

The invention provides a low-energy coastal beach restoration design method. The method comprises the steps of constructing an outwards- protruding beach berm outer edge line, determining the transverse-to-longitudinal ratio of the beach berm outer edge line, determining the beach surface gradient, supplementing sand, determining a dredging area and dredging depth, and building a sand blocking dam. According to the method, the characteristic that waves gather on the headland in an auxiliary manner is utilized, the outwards-protruding headland-shaped beach berm outer edge line is constructed through a manual means, the needed beach face range and gradient are determined according to the outwards-protruding beach berm outer edge line, and sand supplementing is performed; when the beach is repaired, desilting is performed on the periphery of the beach face, the outwards-protruding near-shore terrain is constructed while a muddy material source is reduced and the near-shore water depth isincreased, the wave energy of the repaired position is effectively improved, and the situation of beach argillization of the low-energy coast is improved.

The embodiment of the invention provides a turning coordination control method of a plurality of agricultural robots. The method comprises the following steps: distributing one priority for each agricultural robot and controlling the agricultural robots to carry out headland turning by adopting a U-turn turning theory; pre-setting a turning marker of each phase in a headland turning process of the agricultural robots; coordinating each two agricultural robots to carry out the headland turning according to the priorities and the turning markers of the two agricultural robots, so as to control the plurality of agricultural robots to carry out the headland turning. The embodiment of the invention further provides a turning coordination control device of the plurality of agricultural robots; the turning coordination control device comprises a receiving module, a turning control module and a coordination control module. According to the turning coordination method and device of the plurality of agricultural robots, provided by the embodiment of the invention, the coordination is carried out according to the priorities and turning markers of each two agricultural robots, so that the plurality of agricultural robots are prevented from collision and deadlock based on priority coordination in the headland turning process, and furthermore, the labor working efficiency is improved.

The embodiment of the invention provides a turning pre-warning method and device for an agricultural machine and the agricultural machine, which are used for solving the problem that existing headland prediction warning is not applicable for non-rectangular farmland. The method comprises the following steps: actual position coordinates of the agricultural machine at preset moments of the first k times of turning on the same boundary of a working area are recorded, wherein k is a natural number; prediction position coordinates of the agricultural machine on the boundary are determined according to the recorded actual position coordinates when the agricultural machine turns after turning k times; the turning times n of the agricultural machine on the boundary is determined, wherein n is a natural number larger than or equal to k; the distance difference between the current position coordinates of the agricultural machine and the prediction position coordinates of the agricultural machine during the (n+1)th turning on the boundary is determined; when the distance difference is smaller than a preset distance, a warning message is sent out.

The present invention relates to a plough system (100) comprising: i) a plough frame (2), said plough frame comprising coupling means (4) for coupling said plough frame to a towing vehicle; wherein said plough frame having an extension in a lengthwise direction (X), and an extension in a transverse direction (Y); wherein said plough frame comprising two or more lifting means (6,6′); said lifting means comprising a fixed part (8) being mounted on said plough frame (2), and a moving part (10) carrying a plough shear (12, 12′); wherein each said lifting means (6,6′) comprising an actuator (14, 14′); wherein said actuator being configured to allow altering of said plough shears (12, 12′) from a lowered position to a raised position, and vice versa; wherein said plough shears (12,12′) being arranged on said frame in mutual staggered orientation in relation to a lengthwise direction as well as to a transverse direction; ii) a control unit (16) configured to receive controlling input (18), and in response thereto independently activate one or more actuators (14, 14′) associated with said lifting means; thereby enabling independent raising and/or lowering of one or more of said plough shears (12,12′). The plough system provides improved ploughing quality of fields of soil comprising a mainland and a headland.

The invention discloses a distance prompting digging machine comprising a main body, a digging shovel, distance detectors, a distance prompter and a controller, wherein the digging shovel is arranged at the front end of the main body; the distance detectors are arranged at two sides of the main body and are used for determining the distance from the digging shovel to a digging position; the distance prompter is arranged on the main body; the controller is arranged on the main body; each distance detector comprises an infrared transmitting device and an infrared receiving device; the infrared receiving device inputs a received laser signal to the controller to obtain a distance value of a front barrier; the controller generates a turning control signal according to a preset distance threshold; and the distance prompter receives the turning control signal and sends a distance prompting signal. A distance prompting device is adopted in the digging machine disclosed by the invention, the digging machine rapidly turns and is located at the boundary of a field according to the detecting requirements of different digging positions, the position of a machine head is accurately judged, and at the moment, the digging machine downwards digs in time, so that the headland digging quality is improved, and the labor intensity of a tiller is reduced.

The invention relates to a method for building a crescent man-made island, which comprises the following steps: selecting the seabed in the positions of capes on two sides of the crescent man-made island in the offshore and shallow sea with the water depth of not exceeding 30m for performing desilting treatment; then performing riprap filling on the basis of the desilting treatment for forming the capes on the two sides; using bagged silt for riprap filling, forming a crescent bay arc line and a crescent back arc line, performing blowing and filling in a region formed between the crescent inshore bay arc line and the crescent back arc line, and forming the crescent man-made island enabling a bay to face strong wind waves; and setting a wave-blocking barrier dead ahead the crescent man-made island. In the method, the characteristics that the capes of the crescent man-made island are prominent and the bay is concave are utilized, and the principle of wave energy convergence at the capes and wave energy divergence at the bay is applied for constructing the crescent man-made island, thereby forming a crescent bay beach and realizing an ocean exploitation new mode which can realize comprehensive utilization and intensive development of fishing at reefs, swimming at the bay and harboring at the back. The method is convenient to operate and can save resources and reduce investment.

A travel route generation device is provided, allowing for more easily setting a travel route that meets the request from the operator. The travel route generation device includes: an acquisition unit(21) that acquires field data including a field shape; a setting unit (22) that allows setting of a travel work parameter including headland information based on a manual operation; a generation unit(23) that generates a travel route R along which a tractor travels based on the field data and the travel work parameter; a route expectation unit (24) that derives route expectation information E about the generated travel route R; and a display control unit (25) that causes a display device (11) capable of displaying information to display the acquired field shape F, the generated travel routeR, and the derived route expectation information E.