90results about How to "Fix articulation issues" patented technology

The invention discloses a bendable steering endoscope which comprises a handle and a guide pipe, wherein the handle is equipped with a central through hole, the guide pipe is provided with a steering passage and a working passage, the steering passage is provided with a steering steel wire, the handle is provided with a sliding block, the inner end of the guide pipe is fixedly connected with the central through hole of the handle, the working passage positioned at the inner end of the guide pipe is connected with the pipeline in the central through hole of the handle, the outer end of the guide pipe is provided with a protective metal sleeve, the steering passage in the guide pipe is provided with a positioning sleeve pipe, an elastic pipe is arranged in the guide pipe arranged between the positioning sleeve pipe and the protective metal sleeve, the steer steel wire penetrates through the positioning sleeve pipe and the elastic pipe, one end of the steer steering wire is fixedly connected with the protective metal sleeve and the other end is fixedly connected with a sliding block. The invention has simple operation, can accurately control a steering angle, realized the steering in a total range with a 360 degree visual angle, and completely eliminates dead angle, thereby bringing guarantee to the operation safety.

The invention discloses an optical cable fault location method and a device thereof. The method contains the following steps: a measurement result of a monitored optical cable that is sent by an OTDR is received; length of an optical cable with a fault point is calculated according to the measurement result; and the fault point of the optical cable is located according to a preset optical cable line resource data model. According to the invention, the defect that insufficiency of present optical cable resources influences quick location algorithm of optical cable faults is solved, and practicality of an optical cable location algorithm technology is improved. Meanwhile, the connection problem of a resource model and a fiber core monitoring data intercommunication technology is solved, and users can rapidly locate faults through the above method.

The invention discloses a slipping slot type cross transfer device for assisting hoisting of a large-size box girder, which comprises two parallel cross transfer tracks, two supporting devices, two slipping slot type cross transfer girders, two pushing type lifting jacks and a lifting jack pump station, wherein the two slipping slot type cross transfer girders are respectively assembled on the two cross transfer tracks, the slipping slot type cross transfer girders and the cross transfer tracks are matched by slide slots / guide rails, and the matched positions are provided with pin holes at equal intervals and fixed by pin shafts; the two supporting devices are spanned on the two cross transfer girders and positioned on both sides of the two slipping slot type cross transfer girders; the two lifting jacks are connected with the other side of one of the supporting devices; each supporting device comprises a slipping base spanned on the two cross transfer tracks, longitudinal supporting girders are fixedly arranged on the slipping bases and arranged in parallel; and the top of the slipping slot type cross transfer device is provided with a fixed structure for stopping the movement of a transportation truck. The slipping slot type cross transfer device solves the cross transfer problem of large-size prefabricated box girders, and reduces the construction cost of girder installation engineering by about 5%-10%.

The invention provides a slant vehicle detection and tracking system and method based on machine vision. The system comprises a CCD camera, a USB data transmission port and a computer terminal. The method comprises the following steps of: in vehicle detection phase, firstly, image preprocessing is performed, region-of-interest extraction and improved lane line detection are combined, an inclined vehicle detection area is divided; an adaptive threshold value and a maximum between-class variance method are adopted; a shadow area is extracted, further a shadow line is extracted at the bottom of the vehicle, left and right boundaries of the vehicle are determined in combination with Sobel vertical edge extraction to obtain a suspected rectangular frame of a vehicle target, then features in the rectangular frame are extracted, dimensionality reduction is performed on the features by adopting kernel principal component analysis, and detection confirmation is performed by utilizing an Adaboost cascade classifier; in the vehicle tracking stage, mean shift and Kalman filtering are combined, a vehicle detection result is used as an initial tracking target, and the tracking target is screened by using rectangular frame coincidence. The system and the method can realize real-time vehicle detection and tracking, and have high accuracy.

The invention discloses a timing sequence plan automatic making system for a steelmaking workshop. The timing sequence plan automatic making system comprises a process parameter setting module, a system parameter setting module, a timing sequence plan requirement setting module, a requirement data preprocessing module, a timing sequence plan automatic making module and a timing sequence plan display module. The process parameter setting module is mainly used for providing various parameter setting functions. The system parameter setting module is mainly used for model parameters and algorithm parameters. The timing sequence plan request setting module downloads batched plans from the ERP, and stores the batched plans in a local database and provides the batched plan editing function at the same time. The timing sequence plan request preprocessing module serves as a bridge between the timing sequence plan requirement setting module and the timing sequence plan automatic making module, and is mainly used for extracting batched casting time plans, connecting information and steel type continuous casting permission information from the timing sequence plan requirement setting module. The timing sequence plan display module displays a timing sequence plan result Gantt chart obtained through calculation of the timing sequence plan automatic making module.

The invention relates to a method for designing loading trajectory of airplane skin lengthwise stretch forming and generating numerical control codes based on ACB FEL serial numerical control lengthwise stretcher, comprising two steps: a first step: (1) designing the loading trajectory of lengthwise stretch forming and computing initial hole site; (2) initializing clamping and prestretching; (3) computing deflection angle; (4) computing jaw; and (5) searching for the excursion of the reference point of a mediate subsidiary clamp; and a second step: (1) inverse solving mechanism position and analyzing mechanism; and (2) movement evaluating. The method designs space motion location of the mediate subsidiary clamp, converts the loading trajectory into the numerical control of a device by the inverse solution, and computes the other space attitude parameter of each clamp according to the geometric characteristics of components, thereby, improving design efficiency and accuracy of stretch forming technological parameter. Optimally compared with the traditional method, the invention can obtain optimal produce technological process program, and realize scientific, numeralization and controllability of the airplane skin stretch forming. The invention has wide utility value and application prospect.

The invention provides a real-time computing platform and a data computing method based on the real-time computing platform. The method is applied to the real-time computing platform which comprises a real-time computing subsystem, an off-line computing subsystem and a message subsystem. The method can comprise the steps that the real-time computing subsystem pushes a first business indicator data set, obtained through real-time computing of newly-added business data, to a merging subsystem; the off-line computing subsystem pushes a second business indicator data set, obtained through off-line computing of newly-added off-line business data, to the merging subsystem; and the merging subsystem merges business indicator data of the same indicator type in the first business indicator data set and the second business indicator data set and updates all merged business indicator data to a first database based on the indicator type, and all the merged business indicator data is displayed visually. Therefore, by use of the method, consumption of memory resources by real-time computing of the business data can be effectively lowered, and equipment performance can be improved.

The invention discloses an aircraft skin transverse stretch-forming loading trajectory design and numerical control code generation method based on an ACB FET Series numerical control transverse stretching machine; the method comprises three steps: step one: the cross-section line is calculated by a transverse stretch-forming loading trajectory design (1); (2) the loading trajectory is searched; step two: the offset of a reference point is searched; step three: an inverse solution (1) mechanism analysis of the mechanism position is carried out; (2) a movement solution is carried out. The method firstly designs the space movement position and the attitude of a stretch-forming machine clamp in accordance with the deforming state of wools; and converts the loading trajectory into the numerical control code of the equipment by the inverse solution, thus improving the efficiency and accuracy of the stretch-forming process parameter design. As an optimization comparison is carried out by using the method, a more optimal production process proposal can be obtained, and scientificalization, digitalization and controllability of the aircraft skin transverse stretch-forming are realized. The invention has wide range of practical value and application prospect.

This invention discloses fluorescent lamp tube continuous generating device, it includes swan neck device, swab, dusting device, baking device, sealing device, bridge connecting device, exhaust device and tact device. The features are that at least two swan neck mechanisms parallel set on the swan neck device, and at least two parallel synchronous operational sealing clampers and compaction film corresponding to the clamper on the sealing device. At least two parallel synchronous operational frock clampers are set on the bridge connecting device. At least two groups of exhausting mechanisms set on the exhausting device, at least two exhausting service positions are set on the exhausting device. Compositor are set between the swan neck device and the swab, the sealing device and the bridge connecting device, bridge connecting device and exhausting device. Manipulators are set between each device. The advantages are that three compositors are used to realize ordered connecting between each separate device, it is the real fluorescent lamp continuous generating device, the generating efficiency can be greatly improved and human power can be reduced.

The invention discloses a text generation method and device, a storage medium and electronic equipment, and the method comprises the steps: obtaining theme information; inputting the theme information into a pre-trained machine learning model to generate article corresponding to the theme information, wherein the learning model comprises a first model, a second model and a third model, the first model calculates a first semantic vector based on feature information of the theme information, and outputs a character sequence as a first sentence of the article based on the first semantic vector; the second model is iteratively executed to calculate a second semantic vector based on the feature information of the Nth sentence of the article, and outputs a character sequence based on the second semantic vector as the (N+1)th sentence of the article, N is greater than or equal to 1, and N is a positive integer; the third model judges whether the (N+1)th sentence is a paragraph tail sentence or not according to a predetermined judgment condition, and determines that the (N+1)th sentence is the paragraph tail sentence in response to the judgment result; and outputting the article in response to the generated article reaching the threshold.

The invention is a transient electromagnetic modeling and inversion method based on the virtual wave domain method, and its key feature is based on the corresponding principle between the transient electromagnetic diffusion field and the virtual wave field satisfying the wave equation. Firstly, the mathematical integral relationship between the transient electromagnetic field and the virtual wave field is established through the Laplace change method, and the integral is discretized and written in matrix form; then, by constructing the preconditioning matrix M, the equation is Symmetric hyper-relaxation preconditioning improves the spectral properties of the coefficient matrix of linear equations and reduces the condition number of the coefficient matrix. Finally, the virtual wave field value in the full time domain is obtained through the regularized conjugate gradient iterative method. This method not only effectively avoids the segmentation of the transient electromagnetic time signal, but also has a very small iteration time, which improves the efficiency of the method.

The invention provides a method and system for monitoring thermal management and fire alarm of a lithium battery energy storage system. The method and the system are used for judging whether to carryout temperature control measures such as heat dissipation, whether to disconnect a power grid, whether to give off a fire alarm and start fire extinguishing measures and whether to start explosion-proof measures according to the information of temperature and pressure and the comparison of previously set threshold values by collecting the information of temperature and pressure of a lithium battery energy storage system, the method and the system are used for combining the thermal management of the lithium battery energy storage system with the fire alarm, and the problem of joining the thermal management in the normal range of the lithium battery energy storage system and the fire alarm in an out-of-control condition of a battery is relatively well solved.

The invention provides a smart city public safety big data warning platform which comprises a warning system, a communication module, a cloud data platform and an information receiving terminal connected in turn. The warning system comprises a natural disaster warning system, an accident disaster warning system, a public health event warning system, and a social safety event warning system. The information receiving terminal comprises a PC or a mobile terminal which displays warning information through a warning application interface. Warning information monitored by the natural disaster warning system, the accident disaster warning system, the public health event warning system and the social safety event warning system is transmitted to the cloud data platform through the communication module, and the warning information is sent to the PC or the mobile terminal and displayed through the warning application interface. Thus, the public can be well connected with the warning system andcan be informed of the warning information in time only through a warning application, and the operation is convenient and quick.

The invention relates to a novel tool changing structure for a tool magazine. The novel tool changing structure for the tool magazine comprises a base and a host computer stand column connected with the base, wherein a tool magazine bracket is connected to the host computer stand column, a tool magazine rotating seat is movably connected to the end portion of the tool magazine bracket, and the tool magazine rotating seat is connected with the tool magazine bracket through an extension-retraction spring; a main shaft is arranged on one side of the host computer stand column, the main shaft is connected with the host computer stand column through a lifting control mechanism, and a tool catching clamp plate is connected to the free end of the main shaft; tool magazine rollers are arranged on the tool magazine rotating seat, and the arc face of the tool catching clamp plate is corresponding to the peripheral face of the tool magazine roller; a tool claw is arranged between every two adjacent tool magazine rollers, and a tool handle is clamped in the tool claw. According to the principle of tool exchange and the tool changing mechanism with the requirements for emphatically simplifying the tool magazine, the novel tool changing structure reduces wrong actions and faults of the tool exchange; the connection of the main shaft and the tool handle is solved by skillfully using the extension and retraction of the spring; the tool can be changed quickly and securely by means of up-down slide of the main shaft arranged on a host computer along the Z axis and a tool broaching mechanism in the interior of the main shaft.

The invention discloses a method for preparing electronic grade gallic acid by using Tara powder as raw material and combining microorganism fermentation method with resin absorption. The method comprises the following steps: fermenting Tara powder with aspergillus niger to prepare raw gallic acid, decoloring the raw gallic acid in ethanol solution, filtrating to obtain filtrate, sending the filtrate through a anionic-cationic exchange resin column, performing reduced pressure evaporation to recycle ethanol until precipitating crystals, cooling, filtrating to obtain refined gallic acid and performing vacuum drying to obtain the electronic grade gallic acid. The contents of Na, Fe, K, Ca, Mg, Cu, Zn, Al and Mn ions are not more than 50ppb. The method has no pollution, high yield and low cost, the resin can be recycled and the method does not damage resin and is applicable to preparing detergent used to wash integrated circuits in electronic industry.

The invention provides an intelligent courier box for unmanned distribution, An unmanned distribution system and a distribution method thereof, by improving the door of the express box, let the box door become the parking platform, By installing a control system with a single chip microcomputer as the control center in the box of the express box, so that the cabinet and the unmanned aerial vehicleare linked through a WiFi module, so that the parking and placing platform of the box body can be automatically opened and the automatic delivery of the unmanned aerial vehicle can be realized, Afterdelivery, the RFID module reads the information of the express to determine whether to turn on the refrigeration and the temperature and humidity monitoring function, and the GSM module arranged in the box realizes the data exchange with the cloud service platform, thereby realizing the remote monitoring of the user terminal. The invention completely solves the problem of lacking effective connection with the user in the current unmanned distribution, and truly realizes the unmanned distribution.

The invention relates to a Beidou system-based blasting supervision system and a blasting supervision method. The system comprises a detonation device, an RFID reading device, a blasting site management and control terminal, a Beidou short message communication system, a Beidou satellite positioning system and an information supervision system; the detonation device and the blasting site management and control terminal exchange data with each other; the RFID reading device and the blasting site management and control terminal exchange data with each other; and the blasting site management andcontrol terminal and the information supervision system exchange data with each other through the Beidou short message communication system or a network. With the Beidou system-based blasting supervision system and the blasting supervision method of the invention adopted, operation identification, BeiDou plus Internet informatization, supervision digitization and management and control centralization are realized, and explosive terminal end management and control technical blank can be filled.

The invention provides a quality management system file splitting correlation method based on a flow engine. The method includes a quality system file splitting step and a system file correlation building step. The quality system file splitting step includes system file reading conversion, system file HTML resolution acquiring, system file standard arrangement, relevant file label arrangement and system file structure storage. The system file correlation building step includes structuralized system file reading, system file structure display, flow list reading, system file correlation flow setting, flow node reading, working step correlation node setting and storage of correlation relation through J2EE service. The method can meet the requirement for quality management system construction of business management gapless butting connection of enterprises and public institutions and achieve electronic integrated management and flow monitoring of the whole quality system and business management.

The invention provides a heater multi-pipe heat conducting type shell-tube water storage bearing heat interchanger and a manufacturing technology thereof. The heat interchanger comprises multiple round cold water pipes; head external blocking plates are welded at two ends of the round cold water pipes; heater pipe connecting blocking plates are welded in pipe openings at two ends of the round cold water pipes; round heater pipe connecting openings are formed on the heating pipe connecting blocking plates; pipe cavities are directly welded and communicated by the adjacent round cold water pipes through straight round cold water communicating pipes or butt-welded wall pulling pipes; at least one round heater pipe is penetrated into the cavity of each round cold water pipe; pipe openings of two ends of each round heater pipe are in welded connection with connecting openings of the round heater pipe on the heater pipe connecting blocking plates; round heater communicating pipes are in welded communication with the heater pipe connecting blocking plates or the round heater communicating pipes are sequentially welded and communicated with the head external blocking plates and are communicated with a thermal fluid shunting cavity to form a thermal fluid circulated heat transmission passage. The heat interchanging structure is more scientific and reasonable; the heat transmission area is improved by 55%-100%; the heat conduction rate is accelerated; the heat exchanging effect is excellent. The welding joints of the communicating pipes among the cavities are difficultly subjected to water leakage.

The invention relates to a rice and onion integrated rotation method using the same machine in dry farmland. According to the method, the same transplanter is utilized, and dry farmland rice pot seedlings and onions are subjected to rotation in special crops of rotation in a double cropped region. In the rotation process of dry farmland rice and the onions, seedling raising pot trays and the transplanter can be annually used, the same equipment, the same field and the same machine are used for seedling raising and planting, mechanical integration is achieved, the investment cost is reduced, the problems that traditional rice-wheat rotation is short in rotation crop conversion period and steeping field straw floats are changed, the rice yield is increased, the output value of the onions isimproved, meanwhile, a lot of water is saved, and diseases of rice are greatly reduced.

The invention discloses a heterotype sudden enlargement and sudden drop aerator, which takes the shape of a dust pan as a whole and comprises a triangle wedge block arranged on two side walls of a flood tunnel and a drop sill under the flood tunnel; wherein the triangle wedge block is arranged from a position of the section of the flood tunnel which suddenly widens from narrow and extends outward by taking the side wall of the flood tunnel as a right-angle side; the height and the length of the triangle wedge block are determined according to hydraulic elements such as the flow rate of discharge water current, depth of water and the like. The invention solves the key technical problem of water current safe discharge when the shape and size of the section of the anti-arc end of the flood tunnel with high head and great water-volume changes; when in use, high-velocity flow flows out of a pit first and late, the upside water current firstly flows out of the pit and firstly spreads; the bottom water current later flows out of a wall and later spread; the divergent flow and side wall cross orbit are reasonably controlled; the strength of water-wing can be effectively inhibited during prompting the near wall water current aeration of the side wall; water flow pattern is improved; the bottom-cavity and the side cavity of the drop aerator have good communication state, smooth aeration; and meanwhile, the heterotype sudden enlargement and sudden drop aerator has the advantages of simple structure and easy construction.

The invention discloses a filter element of a gas filter. The filter element comprises outer-layer filter paper, a plastic supporting net and inner-layer filter paper. The outer-layer filter paper and the inner-layer filter paper are hollow cylindrical bodies formed through longitudinal folding. The plastic supporting net is clamped between the outer-layer filter paper and the inner-layer filter paper. The upper portion and the lower portion of the filter element are fixed in a fused mode through resin adhesive tape and a non-woven fabric gasket. Compared with the prior art, the filter element has the following advantages that a double-layer filter paper structure is adopted, the plastic supporting net is additionally arranged between the outer-layer filter paper and the inner-layer filter paper, the deformation-resistant strength of the filter element is enhanced, and meanwhile the connection problem between the outer-layer filter paper and the inner-layer filter paper is solved; due to the fact that meshes of the plastic supporting net are large, filtering of gas dirt cannot be affected, the two ends of the filter element are fixed in the fused mode through the resin adhesive tape and the non-woven fabric gasket, the structure is simple, machining is convenient, the step of welding the filter element with an outer end cover is avoided, and efficient filtering, simple manufacturing, environment friendliness and reduction of manufacturing cost are achieved.

A process of producing charcoal, coke, coal gas and ceramic products from branches of hazelnut. It comprises, screening and cracking disposed branches, barks of hazelnut, drying the mixed material ofbranches and barks of hazelnut in a dehydrator, and sending it into a coal-making machine to produce carbon pencils, sending carbon pencils into a charring oven to produce charcoal, the coal content is above 85%, the calorie value is above 8500 kcal, recycling combustible gases produced in making coal to be fuel for burning ceramic products. The invention saves cost and protects resources, and prevent new environment pollution.

The invention discloses a positioning and navigation method for a remote control ship by way of targets after the loss of lock of a GPS. The method comprises the steps that (1), when a remote control surveying ship enters a seriously occluded region, at least three of the targets are within the range of laser scanning equipment in the remote control surveying ship; (2), in the region of a wide view, the remote control surveying ship is positioned and navigated by the GPS and inertial navigation equipment, and before the remote control surveying ship enters the seriously occluded region, the laser scanning equipment will show in the form of point cloud in the measurement system in real time; (3), obtaining initial three-dimensional coordinates through BTM positioning; (4), continuing to move forward, and if the change in the three-dimensional coordinates of the targets is less than 10cm for more than 5 times, taking the average as final three-dimensional coordinates of the targets; and (5), when three or more targets have the final three-dimensional coordinates in the measurement range of the laser scanning equipment, the real-time position of the remote control surveying ship will be determined reversely by the targets through the MTB positioning. The method of the invention can realize the accurate positioning of GPS intermittent loss of lock and complete loss of lock.

The invention provides a manufacturing method of a nano-channel with a gradually-changed size. The manufacturing method comprises the following steps: manufacturing a nano-line structure template: coating a photoresist I on the surface of one side of a quartz glass substrate I; carrying out holographic exposure and development after exposure is finished until a nanowire structure appears in the photoresist I; carrying out ion beam etching on the developed photoresist I under protective gas, and removing the photoresist after etching to obtain a nanowire structure template; carrying out Nanoimprint lithography on a nano line structure on the nanoimprint transfer template: coating photoresist II on a quartz glass substrate II; coating the nano-line structure template with a release agent, pressing the nano-line structure template into the photoresist II, and carrying out ultraviolet exposure until the nano-line structure on the template is transferred to the photoresist II; after transfer is completed, modifying and curing the photoresist II, and removing the nanowire structure template ; dividing a nanowire structure region on a nanowire structure substrate into a plurality of parts, and silicon dioxide thin film deposition is carried out one by one according to a gradual change angle in sequence.

The invention discloses a conveying device of a noodle stewing machine and a conveying method thereof. The conveying device comprises a noodle stewing table, a conveying conveyor belt, a feeding device above the conveying conveyor belt and a conveying guide rail above the noodle stewing stable; a noodle stewing spoon is arranged on the noodle stewing table; and a material box is arranged on the feeding device. The material box is placed on the conveying conveyor belt through the feeding device, the noodle stewing spoon is moved through the conveying guide rail, foodstuff in the noodle stewingspoon is put into the material box on the conveying conveyor belt, and the whole conveying device is compact in structure and high in space utilization rate and greatly improves the production efficiency.

The invention relates to an adaptive learning method and system of a knowledge space directed graph. The system comprises four core devices, namely a knowledge recognition device, a capability recognition device, an adaptive device and a capability tracking device. The knowledge recognition device and the capability recognition device are connected with personalized data through a knowledge vector, and are connected with a knowledge point through a capability directed graph. The capability recognition device and the adaptive device are connected with an adaptive module through capability recognition data, and are connected with the capability directed graph through learning resources. The adaptive device and the capability tracking device are connected with knowledge transfer through the adaptive module, and are connected with the learning resources through capability transfer.

A sightseeing elevator for a small house building with a building curve, its technical features include a fixing mechanism, a lifting box mechanism, and a control mechanism; the fixing mechanism includes a ladder seat and a ladder top provided on the outside of the wall body, and Walls between the tops of the ladders are provided with wall guide rails, the ladder bases are provided with worm motors, the bottom ends of the screws are provided with bevel-shaped teeth, and the bevel-shaped teeth are provided with the worm wheels of the worm motors; A screw seat is set on the top; a light-transmitting cover is set between the front column and the middle column; a half-floor door is set between the staircase door wall and the half-floor curve, and a side door is set between the half-floor door and the half-floor curve. In the aisle, a bottom plate is provided under the ladder seat; a light-transmitting surface is provided on the front side of the bridge box, and a non-slip overweight alarm floor is provided at the bottom of the bridge box. The ladder seat is used as the load-bearing surface of the ladder, and no need to dig an elevator shaft during construction It reduces the construction cost and improves the efficiency without harming the underground pipeline and wire network, and the use cost is low; it provides modern equipment for low-rise users.

The invention discloses a plug seedling tray transplanting production line and a use method thereof. The plug seedling tray transplanting production line comprises a tray warehouse, a transfer table,a transplanter and a culture table which are connected in sequence. The use method of the plug seedling tray transplanting production line is characterized in that the conveying of seedlings, the grabbing and transferring of a grabbing hand and the abutting of the tray for bearing can be seamlessly and synchronously operated, the industrialization degree is high, and unattended full-automatic workcan be achieved.