204results about How to "Avoid waiting" patented technology

The invention provides a data flow-based runtime text context transmission and task instance dynamic scheduling method, which relates to the technical field of data processing, and comprises the following steps of: receiving a task scheduling request, constructing a data flow dependency graph containing task nodes and a data flow direction relationship, and obtaining runtime context information of task instances corresponding to the task nodes, comprising task instance identification, state information and input and output parameter information. And establishing a mapping relationship between task instance input and output parameters by analyzing a data flow dependency graph and runtime context information, and generating a parameter transfer rule. According to the method, task instance state information is monitored, when the state of an upstream task changes, an upstream output parameter is transmitted to a downstream input parameter according to a parameter transmission rule, and when the downstream input parameter is complete, dynamic scheduling execution of a downstream task instance is triggered, so that data flow driven task scheduling is achieved, and the scheduling efficiency and flexibility are improved.

The invention relates to the technical field of semiconductors, and discloses a semiconductor wafer clamp and semiconductor equipment. The semiconductor wafer clamp comprises a clamp body and a refrigeration structure, the clamp body comprises a base, a sealing ring and a pressing disc, the sealing ring is installed on the base, and the sealing ring is configured to make contact with a wafer part so that the part, making contact with the wafer, of the sealing ring can be sealed under the action of external pressure; the pressure plate can be arranged on the base in a covering manner so as to apply sealing external pressure to the wafer and press the wafer against the sealing ring; and the refrigeration structure is arranged on the clamp main body and can cool the wafer in contact with the sealing ring after the wafer carried by the clamp main body is taken out from the preset medium, so that the part, in contact with the sealing ring, of the wafer is converted into a non-adhesion state from an adhesion state. According to the semiconductor wafer clamp, the deposited wafer can be cooled, adhesion of photoresist and the sealing ring is avoided, and the situation that the wafer is broken or the sealing ring is pulled away from the base when the wafer is taken out of the clamp is avoided.

The invention discloses an automatic charging billing method based on identity recognition, a charging pile, a product and a medium, and relates to the field of electric vehicle charging. The method comprises the steps of recognizing a first license plate image of a target vehicle through a license plate recognition model to obtain first vehicle identity information of the target vehicle; when the confidence coefficient of the first vehicle identity information is smaller than a preset value, whether the license plate of the target vehicle is shielded by stains is judged; if yes, generating a cleaning control instruction according to the license plate position information of the target vehicle; sending the cleaning control instruction to cleaning equipment to clean the license plate; after the cleaning equipment completes license plate cleaning, a second license plate image of the target vehicle is recognized through the license plate recognition model, and second vehicle identity information of the target vehicle is obtained; and binding the charging billing of the target vehicle with the identity information of the second vehicle. According to the invention, through intelligent identification and cleaning of the license plate, accurate identification of the vehicle identity and accurate charging billing are ensured, so that the operation efficiency of the charging station and the charging experience of a user are improved.

The invention relates to the field of intelligent traffic management, and discloses an efficient road obstacle clearance rescue worker automatic scheduling method comprising the following steps: (a) deploying at least one message queue to cache rescue related data; (b) storing and querying rescue tasks and resource state data through a distributed database system; (c) collecting data from the rescue vehicle and the accident site in real time, and performing preprocessing; (d) asynchronously processing the collected data through a message queue according to the priority and the task type; (e) dynamically scheduling rescue resources by using a multi-factor decision algorithm; the message queue adopts a Kafka cluster and is configured with at least three partitions and at least two copies so as to ensure that a single server or partition fails. Through combination of a multi-factor decision scheduling algorithm and real-time traffic flow prediction, the system can dynamically adjust the scheduling route of the rescue vehicle, and the rescue vehicle is prevented from entering a congested road section, so that the time for arriving at an accident scene is remarkably shortened, and the overall rescue efficiency is improved.

The invention relates to the field of intelligent corpora, in particular to an intelligent vertical business corpus construction and real-time intention recognition system which comprises equipment carrying an intention recognition system, and the intention recognition system comprises a voice input module, a semantic database and a voice output module. The semantic database is respectively connected with the voice input module and the voice output module, and the voice input module and the voice output module are respectively used for voice receiving and voice output. Through comprehensive corpus construction, fine word segmentation processing and reasonable weight presetting, various complex and diversified language expressions can be dealt with, and the intention of the user can be more accurately captured in various fields needing language interaction with the user and understanding the intention of the user, such as customer service consultation, intelligent navigation and the like.

The embodiment of the invention provides a page rendering method, a server, a client, equipment and a storage medium. The method comprises the following steps: receiving a rendering request for a target page from a client, wherein the rendering request is used for acquiring basic data and business data of the target page; in response to the rendering request, returning a first data block to the client, so that the client renders at least one part of basic content of the target page based on the first data block; requesting business data of the target page from a business server in response to the rendering request; and after the service server returns the service data to the server, returning a second data block to the client, so that the client renders at least one part of the service content of the target page based on the second data block. The embodiment of the invention is beneficial to improving the user experience.

The invention belongs to the technical field of battery changing cabinets, and particularly relates to a battery changing cabinet non-charging diagnosis method, which comprises the following steps of: 1, initializing and self-checking; starting the battery changing cabinet, executing a self-checking program, and ensuring that all modules work normally; step 2, data acquisition; a data acquisition module is used for acquiring a sensor and an ADC; and collecting detection data. According to the non-charging diagnosis method for the battery changing cabinet, the user experience is improved, the problem can be solved more quickly by quickly diagnosing the non-charging problem, unnecessary waiting and troubles are avoided, and the charging experience of the user is improved. And the non-charging problem can be found and solved in time, the normal operation of the battery changing cabinet equipment can be ensured, the service life of the equipment is prolonged, and the reliability of the equipment is improved. And the diagnosis method can help the maintenance personnel to accurately position the problem and quickly repair the problem, so that the maintenance cost and time are saved, and the maintenance efficiency is improved.

The invention provides an automatic bag sealing device and method for square-bottom paper bags. A conveying mechanism is fixedly mounted at the top of a rack plate, a bag clamping mechanism is mounted above the conveying mechanism, a bag pressing mechanism is mounted on the front side of the conveying mechanism, a labeling mechanism is mounted above a bag folding mechanism, and a label rolling mechanism is mounted on the rightmost side of the conveying mechanism; the cambered surface auxiliary guide rail is installed on the front side edge of the conveying mechanism, the tail baffle is installed on the rear side edge of the conveying mechanism, the camera is installed above the bag folding mechanism through an L-shaped cantilever beam, the correlation sensor is installed on the right side of the labeling mechanism, a pressure sensor is installed in the labeling mechanism, and the photoelectric sensor is installed on an upper cross beam. The control system carries out recognition through images shot by the camera and tension of the adhesive tape transmitted by the pressure sensor, and controls the conveying mechanism, the bag clamping mechanism, the bag pressing mechanism, the bag folding mechanism, the labeling mechanism and the label rolling mechanism to operate according to a planned path and actions. The device can achieve automatic packaging of paper bags.

The invention discloses computer equipment based on big data processing. The computer equipment comprises a data processing and storage module which is responsible for receiving, processing, analyzing and storing data; the cache management module is responsible for managing cache data and reducing direct access to a database; the data verification module is responsible for performing multiple verification before data deletion; the access control and authority management module is responsible for managing user access authority; the user interaction module is responsible for providing a user interface and interacting with a user; the security module is responsible for remote monitoring and management and data backup and recovery; according to the method, a multi-check mechanism is added before data deletion, the accuracy and importance of the data are ensured, meanwhile, the system inquires whether a user agrees before data deletion through sufficient user interaction in the decision making process, and data information and deletion reason explanation are provided; the deletion reason interpretation comprises an event sequence and an association mode related to the data to be deleted, and the conditions of misjudgment, mistaken deletion and the like are avoided.

The utility model relates to a welding tool for a module signal terminal, which comprises a welding tool body used for clamping when signal terminal reflow soldering is carried out on a power module, and the welding tool body is arranged on a substrate of the power module. The welding tool body is composed of a first cover plate and a second cover plate which are sequentially arranged from top to bottom and are the same in shape, a plurality of installation through holes corresponding in position are formed in the first cover plate and the second cover plate respectively, and metal blocks with the same number as the through holes are installed at the positions, between the first cover plate and the second cover plate, of the installation through holes respectively. The metal block is fixedly connected with a positioning column installed in a positioning hole of the substrate through a bolt and a gasket, the first cover plate and the second cover plate are further provided with a plurality of open holes corresponding in position, the positions of the open holes correspond to the positions of signal terminals on the substrate, and the open holes are used for conveniently inserting the signal terminals. And the head part and the tail part of the signal terminal are respectively positioned through the first cover plate and the second cover plate.

The utility model belongs to the technical field of automobile part machining, and provides punching equipment for automobile part production, which comprises a base, a vertical rod is fixedly mounted on the base, a rotating plate is rotatably mounted on the vertical rod, a first rotating power part for driving the rotating plate to rotate is arranged on the base, a sliding plate is slidably mounted on the rotating plate, and a second rotating power part for driving the rotating plate to rotate is arranged on the sliding plate. The rotating plate is fixedly provided with an elastic piece used for applying force for restoring to the original position to the rotating plate. The technical problem that in the prior art, shaft parts with different diameters cannot be accurately positioned, and consequently the follow-up drilling machining position deviates is solved. Compared with the prior art, the automatic clamping and positioning device has the advantages that automatic clamping and automatic positioning of the shaft parts are achieved, the machining precision of subsequent drilling is improved, clamping from the two sides can adapt to machining of the shaft parts with different diameters, and therefore manual taking of the shaft parts for discharging is avoided, and the drilling machining speed is improved.

The invention discloses a forming device for manufacturing a reinforced concrete prefabricated frame, and relates to the technical field of reinforced concrete prefabricated frames, the forming device comprises an electric telescopic rod, a cutting table, a supporting rod and a connecting frame, the electric telescopic rod is fixedly mounted at the top of the cutting table, an extension plate is fixedly connected to the side wall of the cutting table, and a positioning groove is formed in the extension plate; the supporting rod is fixedly connected to the bottom of the electric telescopic rod. The supporting rod drives the shell to move upwards through the connecting frame, the shell drives the adjusting assembly to synchronously move upwards through the conveying assembly, the adjusting assembly can drive the prefabricated steel bar frames fixed by the fixing assembly to move upwards, clamping and hoisting of the prefabricated steel bar frames are achieved, and it can be ensured that the multiple prefabricated steel bar frames are in the clamped and fixed state; and the situation that the cutting positions of the multiple steel bar frames of the same concrete prefabricated frame are unequal can be avoided, and the effect that the multiple steel bar frames are cut at the same position in the same batch is achieved.

The utility model discloses a waste lithium ion battery electrolyte recovery device which comprises a main machine frame, a second transverse plate frame and a first transverse plate frame, the second transverse plate frame and the first transverse plate frame are fixed to the left side and the right side of the main machine frame respectively, a hydraulic puncture machine is installed at the top end of the main machine frame, and sliding tables are installed on the outer walls, close to each other, of the second transverse plate frame and the first transverse plate frame in a sliding mode. A four-corner pneumatic clamp is rotationally installed between the two sliding tables, and a Y-axis lead screw linear discharging module for driving the sliding tables and the four-corner pneumatic clamp to be away from or close to the hydraulic puncture machine is installed in the first transverse plate frame. According to the utility model, the hydraulic puncturing machine completes puncturing operation of a liquid injection port, then the belt wheel driving unit and the Y-axis screw rod linear blanking module enable the four-corner pneumatic clamp and the waste lithium ion battery pack to move out, and in the moving-out process, the driven gear rack dumping structure enables the four-corner pneumatic clamp and the waste lithium ion battery pack to turn over; and recycling is completed until the electrolyte is poured out.

The present application discloses a display method, a graphical interface and related devices, the method comprising: detecting an operation of starting a first application acting on a first interface element, displaying an icon startup animation and a startup page animation, the icon startup animation comprising a process of gradually changing from the first interface element to the icon startup page, the startup page animation comprising a process of gradually changing from the first image to the first page, displaying a second image of the startup page animation at a first moment, and then displaying a window startup animation at a second moment, the window startup animation comprising a process of gradually changing from a third image to the second page of the first application; the content of the third image comprises the content of the second image, the content of the first page and the second page are the same, and the content of the second page comprises the content in the third image. It can be seen that after the user triggers the startup of the application, the startup animation of the interface element gradually transitioning to the application window can be viewed, avoiding the screen switching being too abrupt and improving the user's visual experience.

The invention discloses a washing equipment control method and washing equipment, the washing equipment comprises a barrel body, an impeller and a driving program used for driving the impeller and the barrel body to rotate forwards and backwards, and after forward rotation driving of the driving program is stopped and before forward rotation of the impeller and / or the barrel body is stopped, the driving program is controlled to execute backward rotation driving at least once. According to the invention, after the forward driving is stopped, the inertial rotation speed of the impeller and the barrel body is gradually reduced, and the driving capability of the impeller and the barrel body to the clothes is reduced until the impeller and the barrel body stop rotating, the reverse driving is executed when the impeller and the barrel body still keep forward rotation due to inertia after the forward driving is stopped; according to the washing machine, the rotating direction of the impeller and the barrel body can be rapidly changed under the condition that the impeller and the barrel body are not stopped, the high driving capacity to clothes is always kept, the clothes are turned over up and down in the barrel body, the clothes are soaked more evenly, and the washing effect is improved.

The present invention relates to the technical field of parking space planning, and discloses a scene monitoring and control system used in a multimodal park. The system comprises the following key steps: generating a park set by acquiring the number of partitions of the park, realizing comprehensive monitoring and management of parking spaces in the park, using a parking space detection sensor to monitor the occupancy status, position and number of parking spaces in real time, setting a parking capacity threshold, ensuring that there are enough parking spaces for vehicles in the park in any time period, setting a monitoring time period T through a time recording unit and a vehicle counter unit, accurately acquiring the inflow and outflow in each time period, and then calculating the net flow to evaluate the parking demand of the park, and executing a vehicle parking strategy according to the inflow and the parking capacity threshold, including a low inflow strategy, a high inflow strategy, a normal parking strategy and an allocated park strategy, to adapt to the parking demand of vehicles in different time periods and under different flow conditions.

The invention discloses a ceramic tile carrying system control method, a controller and a ceramic tile carrying system.The ceramic tile carrying system belongs to the technical field of ceramic tile carrying, after the ceramic tile carrying system sends out a dispatching signal, it can be determined that ceramic tiles on a first target track are carried into a second target track, and then the running state of each carrying vehicle is obtained; the distance between each carrier and the ferry vehicle is obtained, after a target carrier needing to be called is determined, the ferry vehicle is used for transferring the target carrier from the current track to the first target track, and after the target carrier executes the first preset action, the ferry vehicle is used for transferring the target carrier from the first target track to the second target track; enabling the target carrier to execute a second preset action; therefore, the target carrying vehicle which is closer to the ferry vehicle and is idle can be called to execute the actions, the called carrying vehicle is prevented from waiting for the ferry vehicle for a long time, and the running efficiency of the ferry vehicle and the carrying vehicle can be improved.

The present application relates to the technical field of computer, and provides a synchronous task execution method, device, equipment and medium, the method comprises the following steps: receiving a task queue set submitted by multiple user processes; obtaining a first execution task from a first task queue in the task queue set; in the case that the first execution task is a synchronous task, simulating the first execution task based on a software language, realizing a synchronization mechanism corresponding to the first execution task; based on the synchronization mechanism and a scheduling rule, executing the execution tasks in the task queue set. The present application simulates the synchronization mechanism corresponding to the synchronous task by software to schedule the tasks in each task queue, so that each task is executed in turn according to the expected order of the user process, realizing the software to execute the synchronous task, and at the same time, the task queue that does not meet the execution condition is switched in real time according to the scheduling rule in the software simulation, avoiding waiting all the time, and further avoiding the deadlock between processes when multiple processes use the device simultaneously.

This utility model discloses a cleaning basket conveying device, relating to the field of aluminum shell processing technology. It includes two parallel conveyor lines and two liftable conveyor platforms located at both ends of the conveyor lines. The sides of the upper and lower conveyor lines are respectively equipped with a cleaning discharge line and a cleaning feed line. Both ends of the upper conveyor line are equipped with basket unloading and sorting mechanisms, and a matching basket discharge and sorting mechanism is located on the upper conveyor line directly opposite the cleaning discharge line. This utility model effectively improves overall practicality, significantly increases cleaning efficiency, and greatly enhances overall operational safety and reliability.

The invention relates to a control method, device and equipment for automatic flameout of a tractor and a medium. The method comprises the steps that current flameout indication information of the tractor is obtained; if the current flameout indication information is a flameout signal, operation information corresponding to multiple target parameters of the tractor is obtained in real time; for each target parameter, comparing the operation information corresponding to the target parameter with a flameout condition corresponding to the target parameter to obtain a comparison result corresponding to the target parameter; and if the comparison result corresponding to each target parameter meets the respective corresponding flameout condition, controlling the tractor to perform automatic flameout. When the comparison result corresponding to each target parameter meets the flameout condition, the automatic flameout of the tractor can be controlled, and the possibility that the whole vehicle and an engine are damaged due to the fact that the safety item corresponding to the target parameter is not operated in place before flameout is effectively reduced.

The embodiment of the invention provides an objective table, a grinding / polishing device and a temperature control method of the objective table, the objective table comprises an upper half objective table and a lower half objective table which are buckled with each other, and the top of the upper half objective table is used for bearing a wafer; the semiconductor chilling plate is arranged between the upper half objective table and the lower half objective table and is used for heating or cooling the wafer; a cable through hole is formed in the bottom of the lower half objective table; a cable of the semiconductor chilling plate penetrates through the cable penetrating hole and is supplied with power through direct current. According to the objective table, the grinding / polishing device and the temperature control method of the objective table provided by the embodiment of the invention, the loading and unloading process of the to-be-ground / polished wafer is more convenient, and the grinding / polishing effect of the wafer can be improved.

The invention provides a serial number acquisition method and a serial number management system, and the serial number acquisition method applied to a client comprises the steps: receiving a common serial number acquisition request sent by a business application; under the condition that the number segment of the common serial number in the client cache meets a preset condition, according to the number segment of the common serial number in the client cache, sending a first number of common serial numbers requested by the common serial number acquisition request to the service application; and under the condition that the number segment of the common serial number in the client cache does not meet a preset condition, sending a first number of common serial numbers requested by the common serial number acquisition request to the service application according to the number segment of the common serial number in the client cache, and sending a number segment acquisition request for requesting to acquire the first number segment to the corresponding server, and supplementing the obtained first number segment into the client cache. Therefore, the request pressure of the server can be relieved, the response speed is improved, and seamless connection of the serial number resources is realized.

The present application relates to a kind of based on improved SPEA2 logistics park pickup vehicle scheduling method.Based on the multi-objective optimization algorithm of SPEA2, logistics park scheduling time and pickup vehicle operation time are optimized simultaneously.First, by finding the placement of target goods, according to the running speed of yard crane and the placement of goods, the pickup time of pickup vehicle in each yard is calculated.Secondly, the insertion decoding method is used to insert the pickup vehicle into the idle time of yard.In addition, the neighborhood search strategy of exchanging critical path is also used to select the pickup vehicle operation on the critical path for exchange in the iteration process of algorithm.This method solves the pickup vehicle scheduling problem of logistics park with mixed storage structure, effectively utilizes the idle time of yard by insertion decoding, and avoids falling into local optimal solution by critical path neighborhood search, thereby reducing the running time of logistics park and pickup vehicle operation time, and improving the efficiency of pickup vehicle of logistics park.

The present invention relates to a line stripping machine, comprising a workbench, on which a steel sheet feeding mechanism, two steel sheet conveying mechanisms arranged in parallel and spaced apart corresponding to the tail of the steel sheet feeding mechanism, a product handling mechanism arranged above the steel sheet conveying mechanism, a plate loading mechanism arranged corresponding to the head of the steel sheet feeding machine, a plate loading mechanism with two plate loading conveying assemblies arranged adjacent to the plate loading mechanism, a defective product receiving mechanism arranged in parallel and spaced apart on the side of the plate loading conveying assembly away from the steel sheet conveying assembly, and a product storage mechanism arranged at the tail end of the plate loading conveying assembly and parallel to the steel sheet feeding slide rail. The invention has a more compact structure, higher utilization efficiency, a clean stripping environment, effectively improves the stripping efficiency, and is more convenient and quick.

The invention discloses a cloud local application non-inductive switching method, system and device and a storage medium, and relates to the technical field of cloud virtualization and intelligent vehicle machine interaction, and the method comprises the steps: loading and uniformly displaying cloud and local applications when a vehicle machine is started; when the network is available, preloading the high-frequency cloud application based on the historical use data, and obtaining the unique serial number of the process of the high-frequency cloud application; when a user calls any cloud application, response data (such as application video streams) are directly obtained from the cloud according to whether the serial number is cached or not. According to the scheme, complete cloud mirror image pre-loading is abandoned, the single application serves as the minimum operation unit, the response time is reduced to be within the driving safety threshold value, and safety is improved; the delay is obviously reduced through intelligent preloading and instance multiplexing; seamless fusion of cloud local experience is realized and interaction splitting is eliminated through unified entrance, adaptive vehicle machine UI and cockpit hardware linkage.

This application discloses a method and device for starting a vehicle. After unlocking the car door through an APP on a mobile device, the vehicle first determines the Bluetooth status of the mobile device and the location of the mobile device, and then, according to different situations, directly enters a password in the vehicle to start the vehicle. Compared with the prior art, the method described in this application adds functions such as timing, positioning, and multimedia screen interaction. On the basis of ensuring vehicle safety, it avoids repeated authentication of passwords inside and outside the vehicle and waiting for Bluetooth connection, making emergency starting of the vehicle in a keyless state more convenient and comfortable, greatly improving the user experience.

The invention discloses a system and a preparation process for stewing seafood sauce, and belongs to the technical field of food processing. The system for stewing seafood sauce provided by the invention comprises a first production line, a second production line and a third production line. The preparation process for stewing seafood sauce provided by the invention comprises the following steps: raw material cleaning, drying, shearing and crushing, pressing into cakes, frying, cooling, enzymolysis, filtering, evaporation and concentration, and mixing with refined extracts of fish oil and shrimp oil and seasonings, which solves the problem of heavy fishy smell and bitter taste in the prior art, and obtains seafood sauce with strong seafood flavor, natural, sweet and aftertaste, and the addition of shrimp oil and fish oil makes the seafood sauce more nutritious on the basis of freshness and seasoning.

The utility model discloses a capsule clamping ring and a tire mold, which belong to the technical field of tire vulcanization equipment and comprise a clamping ring body, a steel ring; the matching ring is arranged on the clamping ring body in a sleeving mode, and the clamping ring body, the steel ring and the matching ring jointly form a clamping cavity used for clamping the clamping edge at one end of the capsule; the matching ring is detachably connected with the clamping ring body and the steel ring. The clamping ring body, the steel ring and the matching ring jointly form the clamping cavity used for clamping the clamping edge at one end of the capsule, and the matching ring is located between the clamping ring body and the steel ring, is the most important stress position and is most prone to being damaged; due to the fact that the matching ring is detachably connected with the clamping ring body and the steel ring respectively, when the matching ring is damaged, only the matching ring needs to be detached and replaced, maintenance cost can be effectively reduced, long-time waiting of a tire mold is avoided, and production efficiency is improved. And meanwhile, the service life of the clamping ring body is correspondingly prolonged.

The disclosed embodiment discloses a method, device, chip, equipment and medium for running an interrupt program between cores, the method comprising: in response to the current running state of the first processing core being an interrupt nesting state, determining the running state of the interrupt program on the first processing core; in response to the high-priority first interrupt program on the first processing core being running, the low-priority second interrupt program being suspended, and the running time of the first interrupt program being greater than or equal to a preset time threshold, determining a second processing core whose current running state is an idle state among multiple processing cores; controlling the second processing core and the first processing core to poll and run the second interrupt program for a preset time until it ends. The disclosed technical solution improves the processing efficiency of the interrupt program by polling and running the low-priority interrupt program between cores, thereby improving the program processing efficiency of the CPU.

The invention discloses a coal sample barrel on-line cover dismounting and mounting device which comprises a support, a cover dismounting conveying line and a cover mounting conveying line which are overlapped up and down are arranged in the support, and the length of the cover dismounting conveying line is smaller than that of the cover mounting conveying line; one side of the cover dismounting conveying line is connected with a first clamping mechanism and a barrel blocking assembly, the first clamping mechanism is used for clamping a coal sample barrel in the cover dismounting process, and the barrel blocking assembly is used for controlling and positioning the coal sample barrel. The cover dismounting and mounting device is embedded into the conveying line of the coal sample barrel, seamless combination of the device and the conveying line is achieved, cover dismounting and mounting operation can be continuously carried out on the same production line, interruption and waiting in traditional operation are avoided, and the overall working efficiency is greatly improved. The process of disassembling and assembling the cover does not depend on an independent operation unit any more, but is integrated into an assembly line system, so that each link can be stably connected, and time waste is remarkably reduced.