57results about How to "Reduce complex steps" patented technology

The invention provides a robot initial welding position recognition system based on monocular vision sensing, including a welding robot; The main control computer receives the shooting permission signal sent by the welding robot, and then controls the monocular vision sensing system to take pictures of the welding seam scene, and processes the pictures taken, and guides the welding according to the processing results. The robot reaches the starting point of the weld seam. The invention can more flexibly and conveniently take and process images of workpieces to be welded through the monocular vision sensing system. The complex steps of binocular vision sensor installation and calibration are omitted, and the limitation that contact sensing can only be used for workpieces with regular shapes is avoided.

The invention discloses a foundation pit supporting structure deep level displacement monitoring system and method. The system comprises a total station for precisely monitoring distance, intervisibility position reference positions arranged at monitoring points, and a plurality of monitoring points arranged on the foundation pit supporting structure faces and embedded from top to bottom. The monitoring method comprises the steps of monitoring point arrangement, reference point arrangement, reference point measurement and monitoring point measurement. According to the system and method, in the measuring station of the total station, the horizontal distance S between the total station and each reflector plate can be seen as precision measurement, errors of observed values are not accumulated during measuring point displacement accumulation calculation, and the supporting structure deep level displacement monitoring precision is ensured; by adopting the method and system, temporary monitoring can be added for the foundation pit abnormal portion conveniently, a single measuring point or multiple measuring points can be added at any time when a foundation pit supporting axial force monitoring portion axial force valve is abnormal so as to monitor the supporting structure deformation situation, and the complex step that an inclinometer is embedded into a drilled hole inside the supporting structure again is omitted.

The invention discloses an apparatus for observing colloidal crystal internal defects in real time, which comprises: a light source, an illuminating beam change-over device, a sample stage, a defect imaging device and a central processing unit, and the illuminating beam change-over device, the sample stage and the defect imaging device are arrayed sequentially in tandem. The invention also discloses a method for observing colloidal crystal internal defects in real time, which concretely comprises the steps of: 1) irradiating a sample vertically by monochromatic light; 2) determining the direction of colloidal crystal diffracted light; 3) determining the direction of oblique incidence beams in the illuminating beam change-over device according to the direction of the diffracted light; 4) recording diffraction contrast images of colloidal crystal; and 5) image processing. The apparatus adopted in the invention can acquire bright and dark field images of diffraction contrast images of colloidal crystal internal defects, the bright or dark field images can be obtained without adjusting the crystal or moving the imaging device when observing the dark field images, a microscope objective is vertical to the surface of the sample all the time in the imaging process, thereby facilitating the usage of the objective with short working distance and high enlargement factor when in image formation.

The invention provides a combined lamp and an illuminating system. First conductive terminals are arranged on at least one side wall of each lamp unit in the combined lamp, arrangement holes with second conductive terminals are formed in the other side walls of each lamp unit in the combined lamp, a power supply bus, a light source device, a processor and a communication bus are further arranged in each lamp unit; each light source device and the corresponding processor are connected with the corresponding power supply bus; each communication bus is connected with the corresponding processor;each power supply bus and the corresponding communication bus are connected with the first conductive terminals and the second conductive terminals of the corresponding lamp unit; while each two optional lamps are in inserted connection by the corresponding first conductive terminals and the second conductive terminals in the arrangement holes, mechanical connection, electric connection and communication connection between the two adjacent lamp units are realized. Therefore, by the scheme of an embodiment of the invention, mechanical connection, electric connection and communication connectionbetween the various lamp units can be simplified, and a complicated step of arranging multiple lines between the lamp units is omitted.

The embodiment of the invention relates to the technical field of automatic driving, and discloses a method and system for adjusting a steering angle of a vehicle steering wheel and a vehicle. The method comprises the following steps: when the vehicle runs on a curve, acquiring the real-time speed of the vehicle and the real-time track curvature of the vehicle, substituting the real-time speed, the real-time track curvature and the real-time factor coefficient of the vehicle into a preset polynomial model, solving a target steering wheel steering angle of the vehicle, and adjusting the steering wheel steering angle of the vehicle according to the target steering wheel steering angle, wherein the real-time factor coefficient is obtained by performing polynomial regression processing on thepolynomial model by using steering wheel steering angle sample data, vehicle speed sample data and track curvature sample data of the vehicle. By implementing the embodiment of the invention, the steering wheel steering angle can be self-adaptively adjusted, and the complicated manual debugging steps are reduced.

The invention discloses an efficient degradation strain JN1 of petroleum hydrocarbons in oily sludge and application thereof, and belongs to the technical field of biological restoration. The degradation strain JN1 is preserved in CGMCC (China General Microbiological Culture Collection Center), has the preservation number of CGMCC NO.14972, and has the classification number of Acinetobacter sp.. The purpose of the strain JN1 with the petroleum hydrocarbon degradation function is the oily sludge control performed in a petroleum hydrocarbon degradation mode. The degradation rate of a single strain of the bacterium in 30 days on the TPH in the oily sludge is 58.05 percent; the most proper degradation conditions of the bacterium on petroleum contaminants are the follows: the temperature is 25to 50 DEG C and the pH value is 5 to 7. The biological method is used for the restoration technology of the oily sludge, and has the advantages of high efficiency, low cost, environment-friendly effect and the like.

The embodiment of the invention provides a path grouping method, a path grouping device and a path grouping system. The method comprises the following steps of: selecting a source network element and a destination network element and searching for all optical channel data unit-k (ODUk) paths between the source and destination network elements; obtaining the distribution conditions of the ODUk paths, and if the plurality of ODUk paths are born on different optical fibers, dividing each ODUk path into corresponding working groups or protection groups according to preset protection relationships between working groups M and protection groups N respectively; and if the path segments of at least two of the plurality of ODUk paths are partially born on the same optical fiber, dividing each ODUk path into the corresponding working groups or protection groups according to the preset protection relationships between the working groups M and the protection groups N and different ODUk path bearing wavelengths, wherein M and N are natural numbers. The embodiment of the invention improves grouping efficiency in M protection N optical channel data unit-k sub-network connection (MpN ODUk SNC) and simultaneously reduces error probability in the grouping.

The invention provides a photo storage method, a photo search method and a mobile terminal. The photo storage method comprises the steps of receiving a photo label input by a user on a shooting preview interface; receiving the user's shooting instruction; adding the photo label to a photo shot by the shooting instruction; and storing the shot photo according to the photo label. Therefore, only by self-defining the photo label before shooting the photo, users can add the photo label to the shot photo during photo shooting, and the photo can be stored swiftly in accordance with the users' intention, so that complex steps of performing personalized photo management after the users shoot the photo are reduced, so as to facilitate photo search by the users.

The invention provides a two-degree-of-freedom motion attitude measurement method based on visual recognition for an airborne radar antenna, and belongs to the field of motion attitude measurement ofairborne radar antennas. The method comprises the following steps: setting an orientation detection identifier on a mechanism for azimuth movement, setting a pitch detection identifier on a mechanismfor azimuth and pitch movement, collecting motion start and end points and a motion time of the detection identifier by an image collection device, calculating a rotation angle according to the distance between the motion start and end points and the motion radius, and calculating angular velocities and angular accelerations for azimuth and pitch according to the rotation angle and the motion time. The method can accurately detect two-degree-of-freedom motion attitude information of the airborne radar antenna within a certain range, and can finally realize the detection of angular velocities and angular accelerations for azimuth and pitch of antennas, which is convenient, accurate and reliable.

The invention provides a vehicle-mounted automatic material supply device, which comprises a conveying trolley and a conveying rail, wherein the movable conveying trolley is arranged on the conveying rail, when the conveying trolley is moved to the other end from one end of the conveying rail, the conveying trolley is used as a material supply device, when the conveying trolley returns the initial position from the conveying rail, the conveying trolley is a loading and unloading device, the side edge of the conveying rail is provided with a plurality of groups of single-person station tables, the conveying trolley comprises a control electric box and a conveyor, the conveyor comprises a machine frame, a servo motor is arranged in the machine frame and is in driving connection with a conveying rail wheel arranged on the bottom of the machine frame through a chain conveying device, and a conveying roller is arranged on the top of the machine frame. The vehicle-mounted automatic material supply device has the advantages that the line body length reduction is realized through the back and forth operation of the conveying trolley on the conveying rail, the limitation of a factory building space on the line body layout is conveniently reduced, and the cost is reduced.

The invention belongs to the technical field of medicines, and discloses a preparation method of bilastine. 4-piperidinecarboxylic acid and methyl alpha,alpha-dimethyl-4-(2-bromoethyl)phenylacetate which are used as raw materials to prepare methyl alpha,alpha-dimethyl-4-[2-[4-formylpiperidyl]ethyl]phenylacetate, the methyl alpha,alpha-dimethyl-4-[2-[4-formylpiperidyl]ethyl]phenylacetate reacts with o-phenylenediamine to generate methyl alpha,alpha-dimethyl-4-[2-[4-[1H-2-benzimidazolyl]piperidin-1-yl]ethyl]phenylacetate, and chloroethyl ether is added into the obtained product to generate bilastine. The method for synthesizing bilastine by a three-step reaction has the advantages of simple route, easily available raw materials, mild reaction conditions, easiness in control, and suitablenessfor industrial production.

A method of circuit layout by photosensitive environment-friendly ink, which is used in a printed circuit board having a copper foil layer. The method comprises: providing photosensitive environment-friendly ink; disposing a circuit layout pattern, and injecting the photosensitive environment-friendly ink on the copper foil layer according to the circuit layout pattern to form the printed circuit board having the circuit layout pattern thereon; exposing the printed circuit board under light to have the photosensitive environment-friendly ink reacted with ultraviolet light in the light; and copper cleaning and alkaline cleaning the copper foil layer to expose the circuit layout pattern corresponding to the photosensitive environment-friendly ink on the printed circuit board. The invention can be used to achieve reducing steps in the conventional printed circuit board manufacturing process, reduced usage of chemical materials, simplified transfer of manufacturing process, optimization of wirings in the circuit layout, and low cost manufacture.

The invention discloses a preparation method and application of urea modified starch. The method comprises the following steps: (1) uniformly mixing and stirring urea, water and starch, filtering, andcarrying out freeze drying; (2) crushing the material obtained in the step (1), carrying out a heat preservation reaction for 1-50 h at a temperature of 50-150 DEG C, or carrying out microwave irradiation heating for 10 s to 60 min at a power of 50-1200 W, and cooling to room temperature; and (3) fully washing the material obtained in the step (2) with water, and carrying out vacuum drying to obtain the urea modified starch with the nitrogen content of 0.01-15 wt%. According to the method, the starch is modified by the urea under the solvent-free and catalyst-free conditions, the process is simple and convenient, green and environment-friendly, the energy consumption is low, complex steps of common starch modification are omitted, and the problems of long consumed time, harsh conditions,high cost, complex post-treatment and more byproducts of the existing method are also solved.

The invention provides an L-shaped connecting member for a solar cell sheet. The L-shaped connecting member comprises an L-shaped conductive substrate. The L-shaped conductive substrate comprises a first side and a second side which extend in the same direction, wherein the first side is attached to the side surface of the solar cell sheet, and the second side is attached to the front surface or the back surface of the solar cell sheet. The first side and the second side are integrally connected with each other to form an L shape. The inner side surface of the first side is covered with insulating glue. The inner side surface of the second side is covered with solder tin or a conductive adhesive. The invention also provides the use of the L-shaped connecting member. The L-shaped connectingmember of the present invention has a specially designed three-dimensional structure such that the front electrode and the back electrode of the solar cell sheet can extend to the side surface of thesolar cell sheet, which facilitates the serial connection of the solar cell sheets and the close arrangement of the solar cell sheets.

The invention discloses a virtual article control method, a virtual article control device and a storage medium. The virtual article control method comprises the steps of: displaying a first display list of a virtual warehouse in a virtual warehouse interface in a target game application; under the condition that a target virtual article in the virtual warehouse is displayed in the first display list and a first interaction operation executed on the target virtual article is obtained, displaying a target rolling identification region in the target game application; under the condition that a second interaction operation is obtained on the target rolling recognition region, rolling a display list of the virtual warehouse displayed in the virtual warehouse interface from the first display list to a target direction, so that a second display list of the virtual warehouse is displayed in the virtual warehouse interface; and under the condition that a third interaction operation executed onthe target virtual article is obtained, placing the target virtual article in the second display list. According to the virtual article control method, the virtual article control device and the storage medium, the technical problem that the control efficiency of the virtual article is low is solved.

The invention discloses a process for electroplating chromium on the surface of a magnesium alloy, and is characterized in that the process comprises the following steps: alkali washing, pickling, activating, zinc immersion, zinc electroplating, nickel electroplating, and chromium electroplating. The process adopts zinc electroplating and nickel electroplating processes for chromium electroplating pretreatment, saves a copper electroplating operation, also saves complex steps of electroplating semi-bright nickel, high-sulfur nickel and bright nickel in a conventional process, thereby having the advantages of simple process and low cost; through adjustment of zinc-electroplating solution components, nickel-electroplating solution components and chromium-electroplating solution components and without adopting of toxic and high-pollution components, the electroplating process is environmental friendly and safe, and a prepared plating layer is high in corrosion resistance, beautiful in appearance and high in binding force of a matrix and the plating layer, and has performance equal to a plating layer prepared by a traditional process and even better than that of the traditional process.