626results about How to "Shorten the working cycle" patented technology

The present invention relates to a track control system for hydraulic excavator working equipment and its method. Said system includes the following main components: DSP, moving arm angle detection mechanism, bucket arm angle detection mechanism, bucket angle detection mechanism, hydraulic cylinder, engine, working equipment and its driving cylinder and CAN bus. Said invention also provides the concrete steps of said control method. It can implement automatic control of hydraulic excavator working equipment, and can accurately and stably control the position and attitute of said hydraulic excavator working equipment so as to raise its working efficiency.

The invention discloses a method for extracting rare earth from oxidized neodymium iron boron waste. The method comprises the following steps of: mixing the neodymium iron boron waste with water and then grinding; oxidizing the ground neodymium iron boron waste; performing primary grinding of the oxidation product; adding acid and leaching; separating solid from liquid; extracting to remove iron; chloridizing rare earth; extracting and separating rare earth; extracting to remove aluminum; precipitating; and firing. By adopting the method disclosed by the invention to recover the rare earth, the rare earth recovery rate is increased by 5-8%; and moreover, the use value of the recovered rare earth is increased, the production cost of further processing is lowered, the problem of muddy objects of the molten salt when in single rare earth electrolysis is effectively solved, the electrolysis efficiency when in the electrolysis of the rare earth metal is improved, the power consumption can be effectively reduced, and the content of the non-rare earth elements in metal such as C, S, O and the like is reduced.

The invention relates to an extraction method of platinum in a high-concentration platinum solution. The method comprises the following steps of 1) diluting a high-concentration platinum waste dissolving solution with a hydrochloric acid solution with the concentration being 4mol/L; and 2) preparing the platinum solution on which the first-grade extraction is performed by an extraction agent in a dilution manner by taking normal octane as a diluent and N-normal-butyl valnoctamide as a solute and discharging a raffinate so as to obtain an extract containing the platinum. By utilizing the method, the concentration of the platinum in the material solution can be improved to 20g/L; the first-grade extraction rate E is greater than or equal to 99.5%; the technological process is reduced; and the treatment time is shortened. Thus, the method is efficient.

The invention discloses a high-precision vibration simulation system based on multi-axis multi-degree of freedom. The high-precision vibration simulation system comprises a mounting base, a shunt-wound multi-degree-of-freedom motion platform and a mechanical changeover panel, wherein the bottom of the mounting base is connected with a mounting connection platform, and the side surface of the mounting base is connected with the shunt-wound multi-degree-of-freedom platform; the mechanical changeover panel is fixed on a mobile platform of the shunt-wound multi-degree-of-freedom platform. The high-precision vibration simulation system greatly simplifies the design process under the premise of improving the system performance, improves the system positioning accuracy, besides, shortens the work cycle, and lowers various costs, as well as unnecessary expenditures in case of repeated design, manufacture, installation, debugging and the like after the design does not meet the requirements.

The invention relates to a pulp repair method of ancient book, painting and calligraphy, which comprises: 1, according to the material of repaired book, painting and calligraphy, selecting pulp material, and adding the raw paper of selected pulp material into mixer, adding water and suspending agent, to mix and break uniformly; the mass ratios between raw paper, suspending agent, and water are: raw paper in 5-20; suspending agent in 5-15; and water in 500-1000, while the mixing time is 30-90s, then getting out the pulp; 2, spreading the book, painting and calligraphy on the repair support that made from paper shade; filling prepared pulp into repair pen to repair them that dropping pulp into the damaged part to use the combine force generated when the pulp becomes paper, the interlace force of fiber, and the adhesive function of suspending agent to complete said process; 3, removing repaired book, painting and calligraphy from the repair support, to be laid on the water-adsorption paper, to be dried.

The invention relates to a deep-sea high-pressure dry type maintenance device. The deep-sea high-pressure dry type maintenance device comprises a diving bell, and one end of the diving bell is in butt joint with a high-pressure dry type maintenance chamber in an airtight or watertight mode. The deep-sea high-pressure dry type maintenance device is reasonable in design and convenient to use; and by adoption of the modular structural design, the diving bell and the high-pressure dry type maintenance chamber can be connected and separated rapidly on a deck, and therefore the deep-sea high-pressure dry type maintenance device has the advantages of being easy to assemble and reliable in connection. By adoption of the deep-sea high-pressure dry type maintenance device, the integral hanging and recycling of the diving bell and the maintenance chamber is achieved, so that maintenance workers can keep staying in a high-pressure and dry environment in the whole maintenance process, a wet working environment is avoided, and the range of working objects is expanded; and meanwhile, the maintenance workers are provided with a safe and comfortable working space. By adoption of the deep-sea high-pressure dry type maintenance device, the requirement for saturation diving can be met, working time can be effective prolonged for the maintenance workers by providing high pressure gas in the diving bell and the maintenance chamber, so that long-time underwater working is achieved, working efficiency is improved, and the whole working period is shortened.

The invention belongs to the technical field of oil and gas field fracturing, particularly relates to a fracturing and completion integrated method adopting a coiled tubing and production tubing combined tubing string. The method specially comprises steps as follows: 1) placing the combined tubing string down to a shaft; 2) setting a first section; 3) performing sand blasting perforation on the first section; 4) fracturing the first layer section; 5) injecting a fracturing fluid; 6) lifting up a fracturing tubular column to a designed perforation position of a second section after the first section is fractured, and repeating Steps 2)-5) to finish the fracturing construction of all construction sections; 7) after construction, placing the fracturing tubular column at the bottom of an artificial well, and throwing steel balls from the wellhead to enable a hydraulic releasing tool to realize release; 8) draining the fluid and putting the oil and gas into production. With adoption of the method, after fracturing, the production tubular column can be placed one less time, so that damage to a reservoir is reduced while the working cycle is shortened.

The invention discloses a multi-scale map data updating method, which comprises the following steps: matching the new large-scale data and the small-scale data to be updated with multi-scale targets;constructing element-level relationship; conducting element change information detection; cartographic generalization and redefinition; object-oriented incremental updating; spatial inconsistency detection and processing. The multi-scale map data updating method disclosed by the invention can effectively solve the problems that the prior art is unable to accurately identify the change informationand predict the transmission scale of the change element updating, the matching range of the element is small, and the efficiency of the map element updating is low.

The invention discloses a semi-automatic digital method of a non-standard map. The method comprises the following steps of: 1) scanning to obtain a grid image, and performing geographical space registration and correction and binarization; 2) establishing a linear vector layer and assigning a geographical space reference system consistent with the corrected grid image; 3) overlapping the linear vector layer on the grid image after the binarization, identifying and capturing the center lines of the lines in the grid image, automatically tracking the captured center lines of the lines in the grid image one by one, and performing line breakage and endpoint artificial judgment on each automatically tracked line, and performing vectorization to obtain a vector image; 4) performing attribute assignment, check and correction; and 5) re-establishing the topological relation of the vector image, and checking and correcting the topological errors such as overlapping and gap to obtain a vector image after digitalization. The method disclosed by the invention has the advantages of good image processing accuracy, high image processing efficiency, low processing workload, short processing period and wide application range.

The invention discloses a continuous aerobic composting device and a disposal method for dead livestock and poultry on a livestock and poultry farm and belongs to the field of hazardous waste harmless utilization and recycling. The continuous aerobic composting device comprises a crushing device, a fermentation tank body and a main shaft driving device, wherein a feed opening is formed in the top of the fermentation tank body, a discharge opening is formed in the bottom of the fermentation tank body, and a bushing with leak holes is arranged at the inner lower part of the fermentation tank body; a main shaft is arranged in the fermentation tank body, and stirring blades are arranged on the main shaft; the lower end of the main shaft extends out of the bottom of the fermentation tank body and then is connected with the main shaft driving device; a feeding device is arranged on the outer side of the fermentation tank body; the crushing device is connected with the feed opening of the fermentation tank body by the feeding device. The continuous aerobic composting device can realize continuous automatic aerobic composting of dead livestock and poultry, is low in energy consumption and free of secondary pollution, realizes recycling of harmful wastes, is uniform in air distribution, avoids local oxygen deficit, and has the advantages of being low in cost, accurate in parameter control, sufficient in fermentation, high in degree of automation and the like.

The invention discloses a dynamic comparator with high speed and low kick noise, which belongs to the field of analog integrated circuits. Its structure includes: pre-amplification stage, current compensation branch for suppressing kickback noise, positive feedback regeneration stage composed of N-channel transistor and P-channel transistor cross-coupling unit, current between pre-amplification stage and positive feedback regeneration stage A control unit, a reset control unit, an offset calibration unit, and an inverter output driver stage. The two current compensation branches that suppress the kickback noise compensate the current attenuation of the main channel to ensure a constant working current of the input pair tube, thereby suppressing the influence of the kickback noise on the input signal, thereby increasing the size of the input pair tube and reducing offset voltage, increasing the response speed. Compared with the traditional comparator, the invention satisfies the requirement of high speed and low power consumption, and exhibits excellent kickback noise suppression ability.

The invention provides a serial communication configuration and debugging method based on Ethernet communication protocols. The method performs configuration, surveillance, monitoring, debugging and other operations on a lower computer by using the software of an upper computer, users do not have to care about the system architecture of the hardware of a serial communication module, and configuration, monitoring, debugging and other operations on serial information of the lower computer can be realized by simply configuring the upper computer instead of using a hyper terminal and other complex operations to monitor each serial device. Meanwhile, the software communication is based on the Ethernet communication protocols, most communication requirements of PLC communication modules can be satisfied, and the method has good universality.

The invention discloses clamping mechanisms of a robot used for a transmission tower and the climbing robot. The clamping mechanisms of the robot used for the transmission tower and the climbing robotsolve the problem in the prior art of high safety risk in the process of manually climbing the transmission tower, and have the beneficial effects of allowing the robot to climb the transmission tower, and providing a safety guarantee for climbing workers during follow-up operations. According to the technical solution, the robot used for the transmission tower consists of the clamping mechanisms, a lifting mechanism and a mechanical arm, wherein the clamping mechanisms comprise clamping components; the clamping components comprise clamping blocking plates and clamping plates; the clamping plates move back and forth relative to the clamping blocking plates through second telescopic units so as to clamp one side of the transmission tower through the clamping blocking plates and the clamping plates; extension components are provided with first telescopic units; the first telescopic units are connected to the clamping components so as to drive the clamping components to approach or get away from the side of the transmission tower; the top end and the bottom end of the lifting mechanism are separately connected to an upper clamping mechanism and a lower clamping mechanism; and the movement of the robot along a linear guideway is realized through the extension and retraction of the lifting mechanism.

The invention provides a movable loading and unloading machine with a deflecting conveying function and relates to the field of conveying equipment. The movable loading and unloading machine is composed of a vehicle chassis, a conveying device, an electric control system and a hydraulic system. The conveying device is arranged on the vehicle chassis and composed of a feeding conveyor, a middle conveyor and a front end conveyor. The vehicle chassis is driven to travel, steer and brake by controlling the electric control system and the hydraulic system, and accordingly the feeding conveyor can ascend, descend, stretch, retract, swing and turn, amplitude variation of the middle conveyor is achieved, the middle conveyor can carry objects of the feeding conveyor and convey the objects to the front end conveyor, and height adjustment, movable and inclinable belt conveying, and turnable conveying, formed by a plurality of conveying units, of the front end conveyor are achieved. By the adoption of the movable loading and unloading machine, nearby loading and unloading can be achieved to the maximum extent, the feeding conveyor and the front end conveyor can enter the internal operation environment of a compartment, the positions and states can be adjusted at any time according to the variation requirements for cargo loading and unloading points, the labor intensity of operators can be relieved, the cost can be reduced, the operation environment is improved, the operation efficiency is improved, and the personnel safety and cargo transferring safety are improved.

The invention provides an automatically generating method and device of a power plant identification system code. The method includes the following steps that according to a selected system diagram, a page is drawn, and the machine group number of a power plant identification system is determined; according to a selected graphic primitive matched with the engineering design structure of power plant equipment, a power plant identification system classification code of the graphic primitive is read; for the system diagram drawn by the graphic primitive, a power plant identification system number corresponding to the system diagram is generated; according to the machine group number of the power plant identification system, the power plant identification system classification code and the power plant identification system number, the power plant identification system code of the system diagram is generated. According to the method and the device, automatic generation and automatic labeling of the power plant identification system code of the system diagram can be achieved through a computer system, the coding error rate, the repeat code rate and the labor cost are reduced, the digital management and safety operation level of an enterprise are improved, the working efficiency is improved, unified, scientific, correct and complete power plant identification system code data is provided for the application of the method and the device, and the integrated cost of the enterprise is largely reduced.

The invention discloses a visual system of a welding robot capable of automatically correcting position deviation of a welding gun. Before the first work piece is welded, a welding plane and a visual plane are subjected to parallel measurement by a laser ranging sensor, thus the position of the visual plane is adjusted to be parallel with the welding plane. Then, the placing position of the work piece is obtained by an industrial camera and precise demonstration operation is performed on the first work piece. Subsequent work pieces are welded in an identical way and the position of the welding gun is adjusted based on the deviation information obtained through images taken by the industrial camera. Therefore, a problem that an original demonstration program cannot work due to position deviation of the work pieces is solved, repeated demonstration operation is avoided, and working efficiency is improved greatly.

The invention discloses an oil pipe bridge plug, which is used for packing fluid and pressure in upper and lower spaces inside an oil pipe to realize the operation of changing a production tree upper hanging element with pressure. The oil pipe bridge plug mainly consists of two parts including a sealing mechanism and a setting releasing handle mechanism, wherein the sealing mechanism is a part remained in the oil pipe after the bridge plug plugging for achieving the packing effect, and comprises components including a center pipe, a lower releasing handle head, a fishing head, a sealing rod, a lock core, a lock block, a spring, a lower casing, a setting shear pin, a one-way slip, a cone body, a sealing rubber tube, a rubber tube retainer, a back cap and the like. The setting releasing handle mechanism is a part for enabling the bridge plug to complete the setting action and realizing the handle releasing, and comprises components including an upper joint, a piston cylinder, an upper casing, a setting piston, an elastic lifting clamp claw, an upper releasing handle head and the like. The oil pipe bridge plug is conveyed into the oil pipe through the hollow rod; through the pressurization into the center pipe, the piston generates ascending thrust, and the center pipe and the lock block are driven to upwards move; and the actions of rubber tube compression, slip anchoring, setting state locking, handle releasing and the like are realized. The oil pipe bridge plug is used for packing the upper and lower spaces of the oil pipe under pressure and achieving the goal of changing the production tree upper hanging element with pressure.

The invention discloses a device for drilling minimal borehole on one coiled tubing side with ultra-short radius, which comprises a guider, a flexible transmission shaft, a driving motor and a bit. The flexible transmission shaft is arranged inside the guider, the bit is arranged at the output end of the flexible transmission shaft, and the driving motor is arranged at the input end of the flexible transmission shaft. The flexible transmission shaft includes more than three transmission sections which are connected with each other through ball heads, and the transmission sections are in surface contact with the ball heads. The invention increases the axial area of the flexible transmission shaft by using the ball heads to connect the transmission sections of the flexible transmission shaft and designing the surface contact between the transmission sections and the ball heads, thus prolonging the service time of the flexible transmission shaft and improving the device stability.

The invention belongs to the field of manufacturing industry polishing and machining, and particularly relates to a double-face polishing robot arm device for polishing a propeller blade of a large-sized ship. The double-face polishing arm device comprises a power module, and two sets of polishing components which are arranged symmetrically. Each set of polishing component comprises a belt transmission module, a polishing head telescopic mechanism module and a self-adaption polishing head module. The double-face polishing device can achieve corresponding and simultaneous polishing of two side positions in the polishing process of the propeller blade of the large-sized ship, so that the vibration when the edge of the blade of the propeller is polished is reduced effectively. By adoption of a self-adoption attaching mechanism, rapid response to change of the surface shape of a workpiece can be made, and the working period of a polishing robot is shortened; and compared with single-face polishing, the double-face polishing arm device improves the polishing efficiency.

The invention relates to a floatable track type special underwater operation robot suitable for extremely soft geology. The floatable track type special underwater operation robot suitable for extremely soft geology comprises a running mechanism; the running mechanism is a track and mud sled composite structure; mud sled board structures are fixedly arranged on the track; the bottoms of the mud sled board structures are higher than the bottom of the track and have arch-shaped board heads; board water jet devices are arranged on the arch-shaped board heads; the board water jet devices jet waterforwards; in the running process of the running mechanism, the arch-shaped board heads press water downwards; the pressed water and jet water mutually form water films at the bottoms of the mud sledboard structures to reduce the running resistance; and therefore, the floatable track type special underwater operation robot suitable for extremely soft geology can stably run in the extremely soft geology. According to the floatable track type special underwater operation robot suitable for extremely soft geology, as parts such as a propelling mechanism, a buoyancy adjusting device, an operationmodule are also designed, the underwater robot can automatically run on the sea bed and has multiple functions such as water floating, fault self-repairing and fine operation.