17results about How to "Efficient Harvesting" patented technology

The invention provides a tree form identification-based forest and fruit tree body profiling flapping method, which can effectively flap each part of a tree crown in a shape imitating the shape of the tree crown, so that the net picking rate is improved, and high-efficiency automatic harvesting is realized. The method comprises the steps that an unmanned aerial vehicle flies according to a preset route, aerial photography is conducted on an orchard, the crown top view shape and size of each tree are determined, and the unmanned aerial vehicle sends the crown top view shape and size of the corresponding tree number of each tree to a console; when the chassis vehicle body moves, the crankshaft rotates, and the controller controls the stroke of the piston rod of each cylinder according to the shape and diameter of the flapped fruit tree crown, so that the top end of each flapping strip always moves from the edge part of the crown to the symmetry axis of the crown, and the top of the crown and the pole part of the symmetry axis are prevented from being missed in flapping. The tree crown symmetry axis refers to a symmetry axis which is parallel to the advancing direction of the chassis vehicle body and basically equally divides the top view of the tree crown.

The invention discloses a combined collecting agent and application of the combined collecting agent in reverse flotation desilicication of potassium feldspar, and belongs to the technical field of mineral processing engineering. The combined collecting agent is composed of sodium oleate and hexadecyl trimethyl ammonium chloride. When the total dosage of the agent is 1 * 10 <-4 > mol / L to 6 * 10 <-4 > mol / L, the pH value is 10.0, and the molar ratio of hexadecyl trimethyl ammonium chloride to sodium oleate in the combined collecting agent is 1: 3-1: 2, efficient reverse flotation separation of the potassium feldspar and the quartz can be achieved. The combined collecting agent has the advantages of being high in collecting capacity, low in production cost, small in agent dosage, good in selectivity, environmentally friendly, safe and the like, and the separation effect and the economic benefit are both considered. According to the method, the sodium oleate and hexadecyl trimethyl ammonium chloride combined collecting agent is used for flotation separation of the potassium feldspar and the quartz.

The utility model discloses a front reciprocating cutting type lavender harvester and belongs to the technical field of agricultural machinery. The harvester is composed of a four-wheel tractor, a lavender recycling car hopper, a reciprocating cutting mechanism, a horn-shaped gathering mechanism and an inclined conveying belt mechanism. The rear side of the four-wheel tractor is connected with a recovery hopper, and the front side is provided with a horn-shaped folding mechanism; the front side of the trumpet-shaped gathering mechanism is provided with a reciprocating cutting mechanism, and a rear outlet is connected with an inclined conveyor belt mechanism. In the working process, the four-wheel tractor drives the lavender to advance, the reciprocating cutting mechanism cuts the lavender, the horn-shaped collecting mechanism collects the cut lavender, and the inclined conveying belt mechanism conveys the cut lavender to the recycling vehicle hopper. The lavender harvester solves the problems that existing lavender harvesting is low in efficiency, large in damage and the like, and has the advantages of being efficient in harvesting, good in quality and the like.

The present application relates to the technical field of animal husbandry, and particularly relates to a high-efficiency shearing device for sheep grass. The present application provides a high-efficiency shearing device for sheep grass, which can effectively avoid the phenomenon of sheep grass winding the device and effectively reduce the waste of sheep grass during the shearing process, thereby efficiently shearing the sheep grass. The present application comprises a vehicle body, a fork block and a moving mechanism, etc. The fork block is fixedly connected to one side of the lower part of the vehicle body, and the moving mechanism is arranged on the vehicle body. The transmission column is driven to rotate to drive the rotating column to rotate, thereby driving the plurality of cutting knives to reciprocatingly swing. The reciprocating swing of the cutting knives will continuously open and close with the fixed knives and cut the sheep grass between the fork blocks, thereby cutting the sheep grass, so as to collect the sheep grass. Meanwhile, the rotation of the winding shaft will wind the cut sheep grass, and the cut sheep grass is wound onto the conveyor belt. The rotation of the conveyor belt will convey the cut sheep grass to the vehicle body to collect the cut sheep grass, thereby completing the shearing of the sheep grass.

The present invention relates to the technical field of microbiological devices, and in particular to an integrated device and method for microalgae cultivation, harvesting and oil preparation. Wastewater to be treated and an appropriate amount of microalgae cells are sequentially added from an injection port into a microalgae cultivation main chamber, and then the temperature, light, and stirring speed parameters are set according to predefined optimal culture conditions to start microalgae cultivation and wastewater treatment. The present invention realizes efficient and clean treatment of various types of wastewater, especially seaweed processing wastewater, and rapid harvesting of microalgae cells. The obtained biomass can be further used for the extraction of high-value active substances such as bio-oil and the development of microalgae biological products, thereby generating considerable economic benefits. In addition, by integrating the treatment of wastewater, the harvesting of highly economical microalgae, and the preparation of active substances, rapid separation of microalgae cells from culture fluid and efficient preparation of oil are realized, thereby effectively simplifying the harvesting process of large-scale microalgae cultivation and significantly reducing the harvesting cost.

The utility model provides a crawler-type sugarcane pile-cutting machine one-rod control workbin unloading hydraulic system which comprises a chassis, a workbin is installed at the top end of the chassis, workbin lifting oil cylinders for controlling the workbin to ascend and descend are installed on the chassis and located on the two sides of the workbin, two symmetrical material doors are arranged at the bottom of the workbin, and the workbin lifting oil cylinders are arranged on the chassis and located on the two sides of the workbin. Material door opening and closing oil cylinders are installed on the two sides of the material box, and the material box lifting oil cylinder and the material door opening and closing oil cylinders are controlled by controlling the material box discharging hydraulic system through a rod. The one-rod control material box unloading hydraulic system further comprises a first sequence valve, a second sequence valve and a one-link valve group. The hydraulic control system is free of electrical elements, cost is reduced, fault points are reduced, unloading and withdrawing of the material box and opening and closing of the material door can be completed through one control rod, misoperation is avoided, the number of the control rods or buttons is reduced, the whole hydraulic system is mature and stable, the action response is sensitive, and action control and sugarcane harvesting can be efficiently completed.

The invention provides a mechanical arm continuous picking sequence optimization method under visual guidance, and relates to the field of intelligent picking equipment, and the method comprises the steps: S1, firstly, constructing a spatial heterogeneous visual positioning system, and carrying out the target recognition and positioning of tomato fruits; then, three-dimensional coordinates of tomato fruit centroids are obtained, and a coordinate set of the tomatoes capable of being picked is obtained; s2, determining an objective function of an optimal path for the space traveling salesman problem, and performing optimization through an improved sparrow algorithm; and S3, starting a picking mechanical arm to realize sequential harvesting. According to the method, the optimal picking sequence of the tomato fruits can be effectively obtained, the purposes of reducing the length of the motion path of the mechanical arm and prolonging the response time are achieved, and therefore continuous picking of dwarf and close planting type fruit and vegetable crops with high efficiency, high precision, high success rate, low cost and low time consumption is achieved.

This application provides a method for flotation separation of chalcopyrite and pyrite, relating to the field of mineral flotation. The method involves mixing and flotation of the minerals to be processed, including chalcopyrite and pyrite, with a chalcopyrite collector to obtain chalcopyrite concentrate and pyrite tailings. The general structural formula of the chalcopyrite collector is: [Formula omitted]. This chalcopyrite collector utilizes the high selective affinity of its propyne ester group for copper-active sites on the chalcopyrite surface and its inertness to iron sites on the pyrite surface, achieving precise identification and collection of chalcopyrite from the molecular structure of the reagent, significantly improving the grade and recovery rate of the copper concentrate. The R group is a hydrophobic group facing the pulp, significantly enhancing the surface hydrophobicity of the chalcopyrite particles, thereby enabling them to adhere to flotation bubbles and float.

This invention belongs to the field of mineral flotation technology, specifically disclosing a mineral processing reagent, and also relating to its preparation method and application. The mineral processing reagent provided by this invention includes the structure shown in formula (I). This mineral processing reagent, used as a collector in mineral flotation operations, has the characteristics of low foaming and strong collecting power, which can improve the flotation separation effect of minerals.

The invention discloses a halophage mycelium protein and a preparation method thereof.The halophage mycelium protein is prepared from, by mass, 20 million / g of halophage mycelium, 10% of plant protein, 10% of animal protein, 30% of organic matter, 10 million / g of active enzyme, 30% of amino acid and 20% of total nitrogen. The plant protein, the animal protein and the organic matter are used as auxiliary nutrient sources of the halophiles, so that the halophiles can be stimulated to generate more proteins, and the added active enzyme can be used for cracking halophile cells, so that the digestibility of the proteins is improved, and the release of cell contents is promoted; the amino acid can supplement essential amino acid in the culture process of the halophage mycelia, the structural integrity of the protein is ensured, the total nitrogen content serves as a measurement standard, the quality and yield of the protein are conveniently and more accurately evaluated, and meanwhile it is ensured that infectious microbes do not affect normal growth of the halophage mycelia.

The invention belongs to the technical field of mineral processing and beneficiation reagents, and particularly relates to a double-phenyl-bridged dihydroximic acid flotation collecting agent and a preparation method and application of the double-phenyl-bridged dihydroximic acid flotation collecting agent. The general chemical formula of the biphenyl bridged dihydroximic acid flotation collecting agent is HO-NHC (= O)-Ar-O-R-O-Ar-C (= O)-NHOH; wherein Ar is an aromatic ring group of which the ortho-position is provided with carboxyl or carboxylic ester group; and R is alkylene with 1-8 carbon atoms. The collecting agent with the double-benzene-ring double-hydroximic-acid structure is expected to have higher selectivity, more stable chelation capacity and higher hydrophobicity at the same time, so that the collecting agent shows excellent collecting effect and separation efficiency in the flotation process, and the defects that an existing hydroximic acid agent is insufficient in selectivity, poor in hydrophobicity and the like are effectively overcome.

Methods are provided for enhancing the genetic modification of target cells by automated centrifugal inoculation within a functionally closed cell processing platform. The process begins with the introduction of a cell suspension into a conical cell processing cartridge (CPC) that facilitates the settling and concentration of target cells. Genetic modification is achieved by injection of a gene transfer vector into the CPC, followed by controlled centrifugal inoculation, thereby enhancing vector-cell interactions by centrifugal force while maintaining optimal temperature and conditions. Optical sensors and automated feedback systems monitor and adjust centrifugation parameters to maximize transduction efficiency and cell viability. The methods include precise mixing, reagent delivery, washing to remove contaminants, and harvesting of genetically modified cells, all performed in a sterile environment. Additional features include buoyant microbubble separation, multi-modal centrifugation, and automated fluid handling via transfer syringe cartridges, ensuring efficient, contamination-free cell processing suitable for therapeutic applications.

The application discloses a corn-soybean composite harvesting device, and relates to the field of agricultural machinery, which comprises a rack, a corn harvesting mechanism, a soybean harvesting mechanism, a corn aggregation transmission mechanism, a soybean aggregation transmission mechanism and a power mechanism, the corn harvesting mechanism is located on the front side of the soybean harvesting mechanism, the corn harvesting mechanism comprises a plurality of corn grain dividers, a plurality of corn harvesting assemblies and a plurality of corn cutters, the corn aggregation transmission mechanism is installed on the rack and located at the back of the plurality of corn harvesting assemblies, and the power mechanism is used for providing power for the corn harvesting assemblies, the corn cutters and the corn aggregation transmission mechanism; the soybean harvesting mechanism comprises soybean cutters, a plurality of soybean grain dividers and a plurality of soybean harvesting assemblies, the soybean aggregation transmission mechanism is installed on the rack and located at the back of the plurality of soybean harvesting assemblies, and the power mechanism is used for providing power for the soybean harvesting assemblies and the soybean aggregation transmission mechanism. The device can quickly and efficiently harvest corn and soybeans at the same time, and the adaptation range is increased.

This application relates to the field of kudzu harvester technology, specifically disclosing a method and system for adaptive adjustment of the soil entry angle of a vibratory shovel in a kudzu harvester. The method includes collecting intrinsic soil data and initial soil entry angle of the current working area; determining soil characteristic parameters, target vibration parameters, and target reference resistance corresponding to the intrinsic soil data based on a preset soil frequency resistance mapping table; inputting the soil characteristic parameters, target vibration parameters, and target reference resistance into a preset angle dynamic correction model, and outputting the target soil entry angle of the vibratory shovel; adjusting the angle of the vibratory shovel according to the difference between the target soil entry angle and the initial soil entry angle; and collecting the actual soil entry angle of the vibratory shovel in real time during the adjustment process, and dynamically correcting the adjustment deviation by combining a proportional-integral-differential error correction algorithm to adaptively adjust the soil entry angle of the vibratory shovel. The method achieves the high-efficiency and low-consumption operation requirements of the harvester by adaptively adjusting the soil entry angle for soils of different hardness.

The present application belongs to the technical field of forest fruit harvesting, and particularly relates to a tree-climbing vibration harvesting robot with a multifunctional arc-shaped plate and a use method, comprising a plurality of arc-shaped rack units, a plurality of arc-shaped rack units are enclosed into a circular rack, a self-adaptive positioning wheel mechanism, a climbing mechanism, a vibration mechanism and a power supply are fixedly installed on the arc-shaped rack unit, the vibration mechanism comprises a self-locking push-pull electromagnet, a vibration excitation unit, an arc-shaped plate and an anti-reverse thrust mechanism, through the synergistic effect of the self-locking push-pull electromagnet and the vibration excitation unit, the single arc-shaped plate integrates three functions of clamping, vibration excitation and power-off protection, the arc-shaped plate is retracted during climbing, the arc-shaped plate is pushed out to clamp the trunk and transmit vibration during harvesting, and the arc-shaped plate is pushed out to lock the trunk by the resetting force of the self-locking electromagnet in case of accidental power-off, safety protection is realized, and independent clamping hands, vibration exciters and anti-falling devices do not need to be respectively arranged, so that function multiplication is realized with extremely simple hardware.

The invention discloses a primary rutile ore reverse flotation dephosphorization collecting agent methyl oleate sodium sulfonate (MOS), and belongs to the technical field of mineral flotation. The collecting agent MOS is a bifunctional anionic surfactant containing a sulfonic acid group and an ester group at the same time. In a reverse flotation system, MOS can be selectively adsorbed on a Ca < 2 + > active site on the surface of apatite and does not interact with a Ti < 4 + > site on the surface of rutile, so that the floatability difference of apatite and rutile is remarkably enlarged, and efficient separation of apatite and rutile is achieved. The collecting agent has the advantages of being simple in synthesis process, high in selectivity and the like, efficient dephosphorization of primary rutile ore can be effectively achieved, theoretical support and economic value are provided for clean utilization and sustainable development of titanium resources, and the application prospect is wide.

The invention relates to the technical field of mineral separation, and discloses a method for separating and extracting valuable metal titanium from vanadium-containing minerals, which comprises the following steps: S1, crushing and grading the vanadium-containing minerals to obtain mineral powder; s2, activating the mineral powder to obtain mineral powder; s3, an inhibitor and a catching agent are added into the mineral powder for roughing, and a titanium-rich phase 1 and a lean phase 1 are obtained; and S4, the titanium-rich phase 1 is subjected to concentration and water adding to form flotation pulp, an inhibitor and a collecting agent are added into the flotation pulp, concentration is conducted again, and a titanium-rich phase 2 and a titanium-poor phase 2 are obtained. According to the method provided by the invention, the vanadium-containing minerals are subjected to activation pretreatment, the adhesion effect of the collecting agent on the surface of the titanium-containing phase can be improved, and the recovery rate of titanium dioxide can be greater than 70% by adopting the inhibitors carboxymethyl cellulose and cytidine and the collecting agents diethyl phenylphosphonate and 3-chloro-o-anisidine.