61results about How to "Reduce staff" patented technology

The invention relates to the field of a fatigue inspection technology, and relates to a method for detecting and reminding fatigue in real time. The method comprises the following steps: acquiring the image information of a monitored person, and performing real-time face detection on the acquired image information; calibrating an initial point of the detected face; extracting the SIFT (Scale Invariant Feature Transform) features of the face to obtain a next linear regression parameter; locating the calibrated initial point to a face feature point by the linear regression parameter; analyzing the closing states of human eyes and mouth by the position of the face feature point; judging whether a monitored person is in a fatigue state in accordance with the closing states of the human eyes and mouth, reacquiring the image information of a detected person if a detected person is not in the fatigue stage, and making a fatigue early warning prompt if the detected person is in a fatigue state. According to the method provided by the invention, by using the face features based on a machine vision, any person suffering from fatigue, rhembasmus and slow response can be early warned accurately, effectively and in real time, and the risk of the fatigue work can be reduced.

The invention discloses a driving risk section recognition and warning system and method based on networked vehicles. The method comprises: acquiring acceleration data of a networked vehicle to perform risk analysis, determining a vehicle motion acceleration threshold capable of representing driving risk, using a space clustering process to identify a risk section based on the locational information of the networked vehicle exceeding the threshold in conjunction with a map, and generating a road risk map cloud terminal; acquiring driving data of a target vehicle, comparing the driving data with a cloud driving risk map, extracting current acceleration data of the vehicle when the target vehicle is driven into the risk section, and if current driving acceleration is greater than a risk acceleration trigger value, generating corresponding warning information and sending to a vehicular display device of the target vehicle or an external intelligent cellphone, and giving a warning to a driver in conjunction with a navigation map. The driving risk sections are recognized and warned on in real time, a driver has better sensing and handling for driving risks, and traffic accident rate isdecreased.

The invention discloses a bridge bottom surface crack detection method based on unmanned aerial vehicle vision. The method comprises the following steps: shooting to-be-detected bridge span blocks toobtain a plurality of RGB (Red-Green-Blue) color images by an unmanned aerial vehicle carrying a high-definition zoom camera according to a preset flight path, a single shooting area and a shooting sequence, consecutively numbering the RGB color images, and preprocessing the color images into gray level images to be saved; performing image enhancement and noise reduction filtering on the gray level images; processing the images into binary images by utilizing MATLAB (Matrix Laboratory) software, and segmenting clear crack images; performing projection computation in a multi-axis direction by using a projection method so as to recognize corresponding crack types, and establishing a three-layer BP neural network; and evaluating the crack disease development conditions after all the cracks are recognized. The bridge bottom surface crack detection method disclosed by the invention has the crack classification and recognition accuracy of 90% or higher and also has the advantages of degree of automation, high efficiency and the like, and the feasibility and effectiveness in the process of detecting the bridge bottom surface cracks are verified.

The invention discloses a fabricated frame strip steel bracket long column and a construction method of the fabricated frame strip steel bracket long column. The column body is a composite column consisting of three parts, namely steel pipe outer reinforced concrete, a steel pipe and steel pipe inner concrete; the steel pipe and the steel pipe inner concrete penetrate through the whole long column; the steel pipe inner concrete is subjected to primary prefabrication to form a steel pipe concrete column; concrete at a steel pipe outer joint or total concrete is poured in advance at the second time; a steel bracket is welded with the steel pipe. The long column has the advantages that 1, a multi-layer frame column is manufactured into a long column, the manufacture is simple, and the installation is convenient; 2, the column body is a composite column, the compression bearing capacity and shear capacity of the column are 2-4 times that of a reinforced concrete column with the same section, and the bearing capacity and anti-seismic property of the frame column are obviously improved; 3, the steel bracket is arranged and can be connected with a steel beam or a cast-in-place reinforcedconcrete beam, and the connection is convenient and reliable; and 4, high-strength concrete in the steel pipe is prefabricated in a factory, and the construction cost of the column is greatly reducedcompared with that of a conventional composite column. Therefore, the long column is suitable for various multi-story and high-rise prefabricated buildings and is wide in market prospects.

The invention discloses an intelligent decision-making method of a safe route for underground emergent people evacuation. According to the method, geographic information software is utilized to automatically convert an existing CAD electronic map and introduce the converted CAD electronic map into an information base of an underground tunnel geographic information system (GIS) to form a geographic information base; the geographic information base is converted into an underground tunnel network model and then the underground tunnel network model is input into an SQL database; a temporary data list is established; and screening optimization processing is carried out on directed connected graph data in the SQL database and the processed network directed connected graph data are read in and are preserved in the temporary data list; and then, a two-dimensional array is used to store path lengths in the temporary data list, wherein each of the path length is between each two nodes; it is successively research and probe whether there is a shorter path of an intermediate node between the each of the two nodes; after iteration is completed, a shortest safe route for people evacuation is obtained. According to the invention, a multitarget determination is changed into a single target determination, so that complexity of the algorithm is reduced; basic underground information of a coal mine is actually and accurately described; and it is convenient to decide a safe channel when three kinds of accidents including water-caused, fire-caused and gas-caused accidents happen.

The invention discloses a forest smoke and fire detection method based on target detection, a storage medium and equipment, and belongs to the field of computer vision target detection and forest smoke and fire video monitoring. The method includes: acquiring a forest smoke and fire image; performing forward calculation on the forest smoke and fire image by adopting a neural network model comprising a multi-level network to obtain a smoke and fire area and a confidence coefficient thereof; comparing the confidence coefficient with a confidence coefficient threshold value, and when the confidence coefficient is larger than the confidence coefficient threshold value, considering that a fire occurs, and when the confidence coefficient is smaller than or equal to the confidence coefficient threshold value, considering that no fire occurs. According to the invention, the network model with high precision is obtained by using small samples, the influence of the environment is small, the detection accuracy is high, false alarm is not easy to occur, and the bounding box of the smoke and fire area can be obtained, so that the fire occurrence position can be judged, and firefighters can quickly arrive at the fire area to extinguish the fire. Meanwhile, the disclosed storage medium and equipment can be directly deployed and used for forest smoke and fire detection.

The invention relates to a method for simultaneously preventing hump overrunning and regulating the speed of railway plane glide operation. A clamp type retarder is arranged at an inlet of a railway classification yard tail track, a dowty retarder is arranged in a section from a target shooting terminal of the clamp type retarder to a grade change point, a speed measuring radar is arranged between a shunting signal and the clamp type retarder, and a retarder section track circuit and a clamp type retarder control circuit are arranged at the mounting position of the clamp type retarder. In railway classification yard plane glide operation and humping operation, the clamp type retarder, the speed measuring radar, the retarder section track circuit and the clamp type retarder control circuit are used for regulating the speed of railway cars and preventing the cars from overrunning the track. Operators can be decreased, the plane glide speed regulation efficiency of a railway classification yard is improved, potential safety hazards of the operation are decreased, flat shunting operation of the tail of the railway classification yard thoroughly breaks away from brake shoes, transportation safety is ensured, and labor productivity is improved.

The invention discloses a sealing method of a steel-frame reinforced plastic composite pipe, comprising the following steps: grinding the end surfaces to be smooth, removing a pipe material (1), a plastic pre-heating ring (2) and a plastic sealing ring (4) of an oxidation layer, installing on a welding machine and clamping and keeping the end surfaces to be aligned; using a milling cutter to millthe end surfaces of the sealing ring to be melted; installing a heating plate (3) between the plastic pre-heating ring (2) and the plastic sealing ring (4), and applying pressure of 0.15MP; heating the heating plate (3), releasing pressure when the temperature of the steel-frame composite pipe end surface plastic is 210+ / -10 DEG C, and drawing the heating plate (3) fast; stably closing the pre-heating ring and the sealing ring; and disassembling the clamp after the cooling nominal wall thickness / 2 of the melted areas adds ten minutes, and taking out the pipe material. The stability of sealingquality of the pipe material and the leakproofness of the pipe system are respectively and obviously improved, the used staffs and the equipment in the procedure of sealing are obviously reduced, thusleading the sealing cost of the pipe material to be obviously reduced.

The invention discloses an emergency state alarming system which comprises a terminal input unit, an area server and an alarming end. The terminal input unit is used for acquiring monitoring data fromdifferent sets of monitoring equipment and converts the monitoring data to corresponding alarm signals. The area server is used for receiving an alarm signal and determines correctness of the alarm signal and transmits the alarm signal to the alarming end when at least a preset number of terminal input units output the same alarm signal. The alarming end has an intervention protocol and is used for immediately issuing related alarming information according to the alarm signal. The emergency state alarming system can realize comprehensive information acquisition. Furthermore through playing the alarm information as early as possible, an alarming plan can be effectively supplied to possible affected people in time before early warning, thereby guiding the citizen to take an emergency countermeasure, and reducing personnel and property loss as possible.

The invention discloses a control system of an intelligent helmet patrol instrument, and a control method. The control system of the intelligent helmet patrol instrument comprises a central processingunit, an eye movement tracking and identifying module, a motion sensor module, a camera module, a graphic processing module, an LED light supplementary lamp module, an OTG data transmission module, agesture identification module, a display optical machine module, an automatic lens lifting module, an anti-vibration, anti-drop and anti-water module, a voice control module, a wireless transmissionmodule, a touch function key module, a police affair union, a cloud management system, a navigation module, a video transmission module, a human-computer interaction module, a mobile video server andmobile phone APPs or PC client sides of multiple users. The control system of the intelligent helmet patrol instrument in the invention can give an alarm; the efficiency in security check, public security investigation and the like is greatly increased; person and cost investment can be reduced; the traffic congestion problem in daily travelling of people can be solved; a user is helped to selectthe best travelling scheme; the travelling cost is reduced; and the best experience effect is provided for the user.

The invention provides a tensile flexible pipe which comprises an internal adhesive layer, a framework layer and an external adhesive layer which are sequentially arranged from inside to outside. The tensile flexible pipe is characterized in that the framework layer comprises fiber layers and a metal spiral layer clamped between the fiber layers; the internal adhesive layer is used for conveying liquid medium and has resistance and tightness to the transported liquid medium; the framework layer is served as a supporting structure of the tensile flexible pipe for bearing the working pressure and tensile force of the tensile flexible pipe; the external adhesive layer is used for protecting the framework layer and resistant to the damage caused by the working environment of the tensile flexible pipe. With the adoption of the tensile flexible pipe, the tensile force and the anti-tension performances of the tensile flexible pipe are obviously improved, and an assistant supporting device for conventional tensile flexible pipe in work is saved, therefore, the structure of liquid cargo supplementing device can be greatly simplified, the production cost is saved, and the use is more convenient.

The invention provides automatic smearing equipment and an automatic smearing production line. The automatic smearing equipment comprises a glass sheet feeding section, a smearing section and a glass sheet discharging section, wherein the smearing section comprises a portal frame; a control cabinet, a control button, a control display screen, a smearing cylinder and a smearing plate are arranged on the portal frame. The automatic smearing production line comprises the automatic smearing equipment, and further comprises a cleaning machine with four functional sections, namely a cleaning section, a drying section I, a smearing section and a drying section II. The automatic smearing equipment and the automatic smearing production line have the advantages that glass can be cleaned and dried automatically; the whole smearing process of glass easily-cleaning liquid can be fulfilled automatically; manual cleaning, manual conveying, natural airing and manual smearing can be replaced, so as to greatly improve the work efficiency. Moreover, the number of direct working personnel of each procedure is reduced, so as to save human resources for a plant; moreover, the labor intensity is reduced.

The invention discloses fire-fighting equipment and a control system and method thereof. The system comprises a thermal imager and a control device, wherein the thermal imager is arranged on the fire-fighting equipment and used for obtaining a thermodynamic diagram of a fire zone in real time; and the control device is connected with the thermal imager and used for recognizing a fire point of the fire zone according to the thermodynamic diagram. By means of the system and the corresponding method, the thermodynamic diagram of the fire zone can be obtained in real time through the thermal imager according to the thermal imaging principle and sent to the control device, the fire point of the fire zone can be recognized by the control device according to the thermodynamic diagram so as to provide reference for firefighters, and therefore the firefighters can effectively know the information of a fire scene according to the reference information, control a jet orifice of the fire-fighting equipment to move to the fire point, and carry out fixed-point fire extinguishing on the fire point. Thus, the utilization rate of water resources and foam resources can be increased, moreover, fire extinguishing efficiency can be improved, and personnel and property loss is reduced to the maximum extent.

The invention discloses a working arm type multifunctional hydraulic crushing system with image recognition and positioning functions. The working arm type multifunctional hydraulic crushing system with the image recognition and positioning functions comprises an industrial personal computer, an image recognition system, a laser 3D detection imaging and positioning system and working arm type multifunctional hydraulic crushing equipment, wherein the image recognition system and the laser 3D detection imaging and positioning system are arranged in the area above the working arm type multifunctional hydraulic crushing equipment, and the image recognition system, the laser 3D detection imaging and positioning system and the working arm type multifunctional hydraulic crushing equipment are allconnected with the industrial personal computer in a wired or wireless communication mode. According to the working arm type multifunctional hydraulic crushing system, specific materials on a workingface are autonomously recognized and positioned through the image recognition system and the laser 3D detection imaging and positioning system, a mechanical claw clamping mechanism for fixing and theworking arm type multifunctional hydraulic crushing equipment are controlled to move, clamp and fix the materials and then conduct crushing operation, unmanned and intelligent autonomous crushing operation procedures are achieved on the whole, the number of workers on a complex high-risk crushing site is reduced, and the working efficiency is improved.

The invention discloses a processing method for preparing a fermented beverage by musical wave-stimulated probiotics. The method comprises the following steps: (1) adding a raw material extract solution to a fermentation tank, controlling the pH value of the raw material extract solution at 3.5-6 and the sugar content at 10 degrees; (2) adding a first-level probiotic seed solution; (3) inputting oxygen to the fermentation tank, continuously stimulating the solution with the music waves for 24 hours, and installing a sound wave transmitter at the central position of the fermentation tank; (4) performing secondary fermentation and controlling the temperature at 28-30 DEG C and the fermentation time at 72-96 hours; (5) filtering and extracting fermented metabolites; and (6) sterilizing and packaging the fermented metabolites. By musical wave stimulation, the active degree of the probiotics can be improved, so that the targets of shortening the fermentation time and improving the nutrient structure of a beverage product are achieved.

The invention discloses an air odor intensity grade detection method based on an electronic nose. The method includes the steps: (1) establishment of sensory intensity grade standards for standard odorous gas; (2) preparation of an odorous gas standard intensity grade test sample; (3) detection of odorous gas under sensory intensity grade standards by the electronic nose, screening of an electronic nose sensor and establishment of a standard curve; (4) detection of the air sample by the electronic nose; and (5) statistical analysis of the test results and obtaining of detection results. Compared with the prior art, the method utilizes the electronic nose for detecting the air odor, can effectively reduce the physical injury of smelling workers exposed to the odor air for a long time, alsocan effectively reduce the fluctuation of the evaluation of the air odor intensity due to the own physical condition fluctuation of the smelling workers, thereby improving the accuracy of evaluation detection. Furthermore, the method has the advantages of fast sample detection speed, convenient operation and the like.

The invention relates to an automatic transportation system, an automatic test system and an automatic detection method. The automatic feeding and discharging manner is adopted, and workpieces are automatically conveyed to all test stations so as to automatically complete various tests. The test flow is simplified, consumption of persons and time is reduced, labor intensity of inspection personnel is reduced, the test efficiency is improved, the problem that due to the subjective judgment of a detection person, the detection result is inconsistent is solved, the objectivity of the detection process is reinforced, and fair, justice and open of detection work are facilitated.

The invention discloses a rail train station arrival prompting system and method. The system comprises a mobile terminal which is used for receiving user operation information, generating station arrival prompting request information, sending the station arrival prompting request information to a station prompting unit, receiving station arrival prompting information sent by the station promptingunit, and carrying out prompting processing according to a mobile terminal code; a station arrival prompting unit which is used for receiving the station arrival prompting request information, sendingstation arrival prompting response information to the station prompting unit of a destination station according to the station arrival prompting request information; and the station prompting unit which is used for receiving the station arrival prompting request information, forwarding the station arrival prompting request information to the station arrival prompting unit, receiving the station arrival prompting response information, generating station arrival prompting information and periodically broadcasting the station arrival prompting information. The station arrival prompting information comprises the mobile terminal code and a local station name. According to the rail train station arrival prompting system and method provided by the invention, the problem that an existing rail train has no information station arrival prompting system is solved.

The invention discloses a factory unmanned management system and method. The system comprises a main control module used for controlling production equipment. The main control module is connected to adetection module. The detection module is used to detect production state data and convey the detected data to the main control module. The main control module is connected to a server and uploads the received production state data to the server. The server is connected to a man-machine interaction module used for manual input and observation. Through the setting of the factory unmanned management system, the number of work personnel in a factory is greatly reduced, manual cost is decreased, and simultaneously, production efficiency can be increased. The main control module is provided with aplurality of expansion interfaces so as to connect a plurality of sensors, and different parameters can be detected simultaneously.

The invention discloses a sorting-free system and method for warehouse logistics. The system comprises PCBs with 2.4-G short-distance wireless communication modules, 13.56-MHz high-frequency tags, a PDA with a 2.4-GHz short-distance wireless transmission module, an operating terminal, a background server, and warehouse shelves with 13.56-MHz high-frequency tag reading-writing devices. To be specific, the 13.56-MHz high-frequency tags are arranged at logistics packages and thus each logistics package has a unique ID number. The PDA with a 2.4-GHz short-distance wireless transmission module is used for sending package information to the PCBs arranged on the logistics packages. The operating terminal arranged on the 2.4-GHz short-distance wireless transmission module is used for writing delivery information and user order information into the PCBs of the logistics packages. The background server is used for binding the ID numbers of the logistics packages with the user order numbers. The warehouse shelves with 13.56-MHz high-frequency tag reading-writing devices are used for placing the logistics packages. No person is involved in the whole sorting process and whole process is completed automatically by a software system, thereby substantially improving the sorting efficiency.

The invention belongs to the field of pneumatic control systems of railway wagons. In order to realize the function of opening and closing of bottom doors during an unloading process of entire freight cars, the invention provides a control system for controlling the opening and closing of the bottom doors of entire coal hopper cars with a model 120 valve. The control system comprises a train main pipe connected with a locomotive air compressor, wherein the train main pipe is equipped with angle cocks for controlling on-off connection with each car; a plurality of bottom door opening and closing control units are connected with the external part of the train main pipe; each bottom door opening and closing control unit correspondingly controls the opening and closing of the bottom door of each car; the bottom door opening and closing control units have the function of controlling the opening and closing of the bottom doors and the function of self-locking with pressure holding when the bottom doors are closed; and input signals of the bottom door opening and closing control units are air pressure variations provided by the train main pipe. The control system utilizes an inflating and relieving position, a common retarder position and a pressure holding position of the model 120 control valve to control the operation of a bidirectional air cylinder, thereby completing the opening and closing control of the bottom doors of the entire coal hopper cars.

A method of the device for reducing false alarm notification to call center comprises receiving a triggered abnormal status notification by a user's device and having a user to assist processing information of the notification or filtering false alarms before the notification is transmitted to / processed by a call center. The filtering of the false alarms can be achieved by using a dismiss button on a touchscreen, receiving a user's voice command, and / or verifying the user's identity and permission level using one or more biometric identifiers.

The invention provides a safe assistant device and method based on vehicle rollover. The safe assistant device includes a support frame, wherein a triggering device and a storage battery are correspondingly arranged on the front side and the back side of the support frame. The triggering device includes a dynamic trigger mechanism and a static trigger mechanism, wherein the static trigger mechanism is matched with the dynamic trigger mechanism. The dynamic trigger mechanism and the static trigger mechanism are correspondingly connected with a warning module of a rollover fore-warning controller arranged on the support frame. The warning module of the rollover fore-warning controller is connected with a voice operated device and an alarm device which are arranged on a machine frame throughthe storage battery, and is also connected with LED lamps which are arranged on the edge of the bottom of a truck bed. The safe assistant device adopts the structure, and is reasonable in design, andlow in production cost. Rollover fore-warning before an accident can be carried out through the safe assistant method, the accident position can be shown through the alarm device, the voice operated device and the LED lamps of the safe assistance device, and thus the probability of being found at the scene after the accident is increased, the waiting time for handling at the scene of the rolloveraccident is shortened, secondary injury of the accident vehicle is avoided and the loss of personnel and properties is reduced.

The invention discloses a quickly-assembled dike breach plugging device. The quickly-assembled dike breach plugging device comprises a tetrahedral structure outer frame and a filling material (2) arranged in the tetrahedral structure outer frame, the tetrahedral structure outer frame is formed by an equilateral triangle first net plate (11), an equilateral triangle second net plate (12), an equilateral triangle third net plate (13) and an equilateral triangle fourth net plate (14) which are the same in shape and structure and are detachably and fixedly connected, every two of the first net plate (11), the second net plate (12), the third net plate (13) and the fourth net plate (14) serve as one set, and the adjacent edges of the two net plats in each set are hinged through a hinge (5); andhinging between the two net plats in each set is completed during net plate machining. The quickly-assembled dike breach plugging device is high in operating speed and few in field workload.

The invention discloses a blind nail transverse planking structure and a construction method thereof. The transverse planking structure comprises a structural column on a to-be-installed wall plate structure, two corner parts, an adapter part, purlines, n-shaped parts and wall plates, wherein the two corner parts are installed on the structural column and two external corners of the corner parts are opposite to form rectangular grooves, the adapter part is connected between the rectangular grooves of the two corner parts, the purlines are connected to the outer surface of the adapter part, then-shaped parts are connected to the outer surfaces of the purlines, and the wall plates are connected to the two sides of the purlines and located between the n-shaped parts and the adapter part. According to the blind nail transverse planking structure and the construction method thereof, through vertical arrangement of the purlines, the wall plates can be transversely laid, the number of the purlines is greatly reduced, and the construction speed is increased; through the arrangement of purlin upper grooves, purlin lower convex blocks, purlin side convex strips and an adapter positioning groove corresponding to the adapter part, the convenience and accuracy during mounting are guaranteed, and the flatness of wall plate mounting is further guaranteed; through the blind nail type structure, the problem of rusting of blind nails is solved; and gaps are reserved between socket rabbets, direct contact of metal is avoided, and the problem of cold bridge of the wall is solved.

The invention discloses a natural disaster forecasting system for remote areas and a forecasting method thereof. The natural disaster forecasting system for remote areas comprises a dedicated early warning cell phone 1, a dedicated early warning cell phone 2, a dedicated early warning cell phone 3, a geological disaster early warning device, a local meteorological early warning system, an early warning computer, a GPRS (General Packet Radio Service) transmitting terminal, a base station, an antenna, a GPRS receiving terminal, an uninterruptible power supply 1, an uninterruptible power supply 2, an uninterruptible power supply 3, an uninterruptible power supply 4, a wind and solar generating set, a digital television, a DA (Digital-Analog) converter and an analog television. The early warning signals sent by the dedicated early warning cell phones, the local meteorological early warning system and the geological disaster early warning device can be timely transmitted to residential television screens at the remote areas, thus being favorable for timely keeping abreast of the news of natural disasters, and reducing casualties and property loss.

The invention discloses an automatic turnover machine of a component, which comprises a guide rail, wherein a double-working position feed vacuum sucking disc is arranged on one side of the guide rail, and a double-working position discharge vacuum sucking disc is arranged on the other side of the guide rail; the feed vacuum sucking disc and the discharge vacuum sucking disc are in sliding connection with the guide rail; a platform for storing the component is arranged below a first working position of the feed vacuum sucking disc, and a turnover device capable of receiving the component which is placed down by the feed vacuum sucking disc is arranged below a second working position in a matching manner; and a flat plate which can move back and forth between the turnover device and the first working position of the discharge vacuum sucking disc is arranged below the turnover device and the first working position of the discharge vacuum sucking disc, and a component cleaning table is arranged below the second working position of the discharge vacuum sucking disc in the matching manner. The automatic turnover machine of the component can turn over the component from the state of enabling the front surface to be downward and enabling the reverse surface to be upward during curing to the state of enabling the front surface to be upward and enabling the reverse surface to be downward, solve the problem that the component needs to be artificially manually turned over during the cleaning process of the component, save working staff for the process steps of the cleaning table of a component workshop, reduce the labor intensity and increase the turnover efficiency.

The invention provides a cold heading manufacturing process of a copper ring for an automobile generator. The process is characterized in that a conveyer belt is adopted and is provided with first, second and third stamping positions; the conveyer belt is connected with a step drive mechanism; a pre-punch is arranged above the first stamping position; a second punch is arranged above the second stamping position; a third punch is arranged above the third stamping position; a cold heading die is arranged on the conveyer belt and is provided with a circular cavity; the step drive mechanism can drive the cold heading die to be below the first punch, second punch or third punch; when carrying out cold heading and stamping, copper bars are selected as the raw materials and are cut into copper sheets, the copper sheets are put in the cavity of the cold heading die and cold heading and stamping are carried out in the first, second and third stamping positions in sequence, thus obtaining the finished product. The process has the following beneficial effects that: the conveyer belt is adopted for conveying, the punches are adopted for cold heading and punching, the process is easy and convenient to operate, a few workers are needed, the labor cost is greatly lowered and the production efficiency is improved; and the cold heading and punching modes are adopted, thus avoiding material waste.

The embodiment of the invention provides an automatic welding method and a controller, the automatic welding method is applied to a welding workstation, and the welding workstation comprises a positioning system and a welding system; the automatic welding method comprises the steps that the positioning system is controlled to fix a workpiece to be welded to a welding station; and after the positioning system fixes the to-be-welded workpiece to the welding station, the welding system is controlled to weld the to-be-welded workpiece. According to the embodiment of the invention, automatic control and one-time welding complete penetration in the welding process can be realized, welding deformation is reduced, the welding speed is increased, the welding wire consumption is reduced, two procedures of groove milling and backing welding are canceled, equipment, personnel and sites are reduced, and the production efficiency is improved. The time of two working procedures of groove milling and backing welding and the time for transferring and waiting for traveling caused by the two working procedures are saved, welding spatter is little, and only one person is needed for guarding.