744results about How to "Guaranteed effect" patented technology

The invention relates to a model fine tuning method, a text processing method, a medium, equipment and a program product. The method comprises the following steps: acquiring a vocabulary and an embedded layer parameter of a large language model from a server; respectively carrying out confusion processing on the word list and the embedded layer parameter to obtain a target word list and a target embedded layer parameter; sending the target embedded layer parameter to a server, so that the server updates the embedded layer parameter of the large language model into the target embedded layer parameter to obtain a new large language model; performing word segmentation and index conversion operation on the text sample by utilizing the target word list to obtain a first lexical element index corresponding to the text sample; and sending the first lemma index to a server, so that the server performs fine adjustment on the new large language model based on the first lemma index. Thus, the server side can be prevented from obtaining the corresponding relation between the embedded vector and the lexical element, and therefore the model effect can be better guaranteed through fine adjustment operation on the premise that data of a server side user is effectively protected.

The invention discloses a nail gun. The nail gun comprises a shell; the motor is arranged in the shell; the percussion assembly is arranged in a nailing period, can move from an initial position to a percussion position so as to knock out a nail to a workpiece, and can move from the percussion position to the initial position; the guide assembly is arranged to at least guide the percussion assembly to conduct nailing in the nailing direction; the trigger switch is arranged on the shell and is configured to be operated when the percussion assembly is driven; the push rod switch is arranged at the lower end of the percussion assembly and is opened when the push rod switch is pressed downwards to abut against the workpiece in the nailing direction; the controller is configured to be capable of working in a single driving mode or a continuous driving mode; when the trigger switch is operated and the push rod switch abuts against the workpiece, the controller works in the continuous driving mode. In the continuous driving mode, the controller is configured to control the percussion assembly to conduct nailing when the distance between the lower end of the guide assembly and the surface of the workpiece is smaller than or equal to the preset distance.

The invention relates to the field of weather modification, and discloses a catalyst scheduling control method applied to aircraft weather modification, comprising: acquiring target weather modification information, the target weather modification information comprising weather modification demand information and a target modification area; inputting the real-time cloud layer information of each job sub-region into a pre-trained deep learning model to obtain a cloud layer category corresponding to each job sub-region; screening the plurality of operation sub-regions according to the weather operation demand information and the cloud layer category corresponding to each operation sub-region to obtain a catalyst standard putting region group; adjusting the preset reference putting amount corresponding to each catalyst standard putting area to obtain the catalyst putting amount of each catalyst standard putting area; and according to the catalyst diffusion speed, determining a catalyst feeding speed corresponding to the catalyst standard feeding area. Therefore, the accuracy and the high efficiency of artificial influence weather operation are realized.

The invention relates to the technical field of cement-based composite cementing material preparation, in particular to a low-carbon environment-friendly cement-based composite cementing material and a preparation method thereof.The preparation method comprises the steps that an initial forming object is subjected to regional division according to position characteristics so as to obtain real-time monitoring results of all target monitoring regions, determining the actual state of each target monitoring area according to the real-time monitoring result; analyzing the actual state to determine a single mixing amount set of each target monitoring area; integrating the single mixing amount sets to obtain a target mixing amount set, and sequentially performing stirring and pouring molding according to the target mixing amount set to obtain a target molded object; in the stirring process, the initial stirring parameters are adjusted according to the actual stirring degree in combination with the overall analysis result, so that actual stirring parameters are determined; and in the pouring forming process, the initial pouring parameters are adjusted according to the bubble generation rate in combination with the overall analysis result, so that the actual pouring parameters are determined.

The invention discloses an anti-skid and long-service-life assembled bio-based modified pavement and a preparation process of the anti-skid and long-service-life assembled bio-based modified pavement. According to the assembly type bio-based modified pavement with the lasting function, main diseases existing in a current pavement are effectively solved from the aspects of water sealing, cracking prevention, high skid resistance and the like, the pavement has the advantages that a carpet type pavement is conventionally rollable and convenient and rapid to construct, and due to the high-performance characteristics of a cementing material and a binding material, the pavement is extremely thin and is only 3-7 mm in thickness, so that the pavement has the lasting function. And the composite material has the characteristics of high toughness (the elongation at break can reach 20-50%), high elasticity and high binding power, can be bent and folded, can inhibit multi-scale cracks of the existing pavement structure, and can still ensure the overall effect of the composite material even if a wide crack of 2cm is reached.

The invention relates to the technical field of wormwood essential oil, in particular to a wormwood essential oil extraction method which comprises the following steps: S1, preparing materials, namely preparing fresh wormwood and water, purifying the water by using water treatment equipment, preparing the water into purified water, cleaning the wormwood by using the purified water, removing dust on the surface of the wormwood, and separating leaves and stems of the wormwood; s2, smashing, wherein wormwood leaves and wormwood stems are separated and cut up; s5, separation: disinfecting the wormwood essential oil through high-temperature and high-pressure equipment, then separating volatile oil and water, and then separating the essential oil from other impurities by adopting an extraction method. The method has the advantages that the purity of the wormwood essential oil is improved, and the quality of the wormwood essential oil is facilitated.

The utility model relates to the technical field of flood control, and discloses a water-saving irrigation flood control device which comprises a dam, a supporting frame is fixed to the top of the dam, a limiting frame is installed on the inner side wall of the dam, and a gate used for flood control or irrigation is seamlessly inserted into the inner wall of the limiting frame. A water level sensor and a mesh box are installed on one side of the dam, a water pump used for water saving and drainage is installed in the mesh box, and the water outlet end of the water pump communicates with a drainage pipe located on the other side of the gate. A motor output shaft drives a second gear to rotate, a gate drives a sliding rod to move upwards, water passes through the gate from one side of a collecting box, the farmland on one side of the gate is irrigated through the water, and when flood comes, the gate shields one side of a dam at the moment, and the flood is prevented from entering an irrigation canal on the other side of the gate; the influence of flood on the growth of crops is avoided, the gate is controlled by the motor to rise, water flows from the collecting box to the farmland for irrigation, and the gate can be quickly closed when the flood comes.

The utility model belongs to the field of dust removal devices, and particularly discloses a visual camera protection cover negative pressure dust removal device which comprises a negative pressure dust remover and a negative pressure system, an air inlet, an air outlet and a dust removal opening are formed in the negative pressure dust remover, and the negative pressure system is connected with the air inlet so as to provide a negative pressure environment for the interior of the negative pressure dust remover. The negative pressure dust remover is arranged on the visual camera protection cover, a dust removal opening of the negative pressure dust remover faces the window of the visual camera protection cover, and dust in the window of the visual camera protection cover enters the negative pressure dust remover from the dust removal opening under the negative pressure condition and then is discharged from the air outlet; the device further comprises a control unit used for controlling the negative pressure system to be started or closed. The negative pressure environment is formed in the negative pressure dust remover, dust on the window of the visual camera protection cover can enter the negative pressure dust remover, dust removal of the window of the visual camera protection cover is completed, the control unit is adopted for control, dust removal can be completed more timely, and the precision and effect of visual detection and analysis of the visual camera are guaranteed.

The invention relates to the technical field of virtual reality rendering, particularly provides a rendering picture generation method, a controller, a storage medium and augmented reality equipment, and aims to solve the problem of how to provide rendering pictures for multiple wearable equipment to save cost and avoid insufficient computing power when the augmented reality equipment comprises the multiple wearable equipment. In order to achieve the purpose, the virtual scene is rendered through a main renderer of a first processor, the rendering middle frame with the field angle larger than the field angle of the wearable device is obtained, the rendering picture of each wearable device is obtained according to the rendering middle frame and the orientation of each wearable device, the rendering middle frame is obtained only through one-time rendering, and the rendering efficiency is improved. According to the embodiment of the invention, the rendering intermediate frame is adjusted, and the rendering picture of each wearable device is obtained, so that the process of performing multi-view rendering on each wearable device can be avoided, and the computing power consumption is effectively reduced on the premise of ensuring the effect of the rendering picture of each wearable device.

The invention relates to welding equipment and a welding process for miniature transformer production, and relates to the technical field of welding equipment. The welding device comprises a welding frame, a conveying box fixed to the welding frame and a plurality of supporting plates arranged on the welding frame. Each supporting plate is provided with two miniature transformer shells, a welding device used for welding the two miniature transformer shells and a buffering piece used for conducting lifting buffering on the welding device. Each supporting plate is provided with an adjusting assembly used for turning over and horizontally moving the two miniature transformer shells, and the welding frame is provided with a driving part used for driving the adjusting assemblies, a paint spraying part used for spraying paint on the two miniature transformer shells and a fixing part used for automatically fixing the supporting plates. According to the welding device, the welding device can be controlled to weld the inner curved surface and the inner inclined surface of the miniature transformer shell in an irregular shape, a worker does not need to turn over and adjust the miniature transformer shell, and the labor intensity of the worker is relieved.

The present invention relates to the field of welding technology, and specifically to a tin ball separation device for soft soldering. It comprises a separation mechanism mounting plate, a lower cover plate is fixedly and sealedly mounted on the bottom surface of the separation mechanism mounting plate, a turntable is rotatably connected between the lower cover plate and the separation mechanism mounting plate, a tin ball conveying hole is provided on the turntable, a ball storage tank is provided on the separation mechanism mounting plate corresponding to the tin ball conveying hole, tin balls are stored inside the ball storage tank, a tin ball drop hole is provided on the lower cover plate corresponding to the tin ball conveying hole, a drive assembly is connected to the turntable transmission, and an adsorption mechanism is provided on the turntable corresponding to the tin ball drop hole. In the present application, when the turntable transfers the tin balls from the ball storage tank to the tin ball drop hole one by one through the tin ball conveying hole, the adsorption mechanism will adsorb the tin balls, so as to prevent the tin balls from rubbing and wearing against the side walls of the lower cover plate and the tin ball conveying hole, thereby facilitating the efficiency and effect of soft soldering.

The invention discloses a world model disturbance method and device, equipment and a storage medium. The method comprises the steps of obtaining a task scene state and a task execution action of a current execution task; the task scene state and the task execution action are input into a target disturbance model obtained through pre-training for state disturbance prediction, the target disturbance model is composed of a target world model and a random residual error model set which are the same in model dimension, and the target world model and the random residual error model set are selected from the target world model and the random residual error model set. The random residual model set comprises at least one neural network model; according to the output of the target world model, the target task scene state of the current execution task at the next moment is predicted, and the coverage rate of world model simulation data is increased in the mode that the world model outputs disturbance, so that a reinforcement learning strategy trained in the world model can have robustness for distributed data.

The invention relates to an electrocatalytic treatment device and method for medical sewage. The device comprises an electrocatalytic oxidation tank and desilting equipment, a water inlet nozzle is arranged at the bottom of the electrocatalytic oxidation tank, the water outlet direction of the water inlet nozzle is perpendicular to the radial direction of the electrocatalytic oxidation tank, the water inlet nozzle is connected with a water inlet pipe, and a booster pump and an ozone supply mechanism are arranged on the water inlet pipe; a cathode plate and an anode plate are arranged in the electrocatalytic oxidation tank; a water outlet is formed in the side wall of the upper part of the electrocatalytic oxidation tank; and the cathode plate and the anode plate are net-shaped plates. The negative plates and the positive plates are arranged to be net-shaped, when rotational flow medical sewage reaches the negative plates and the positive plates, the medical sewage can penetrate through the negative plates and the positive plates, the resistance of the negative plates and the positive plates to the sewage is reduced, and it is ensured that the medical sewage can be kept in a rotational flow state when passing through the negative plates and the positive plates; therefore, sewage and ozone are promoted to quickly and uniformly contact with the cathode plate and the anode plate, the effect of electro-catalytic ozone is ensured, and the decomposition speed of organic matters is accelerated.

The invention discloses a sliding mode-extended state observer vibration control method based on time delay compensation in the field of vibration control. The sliding mode-extended state observer vibration control method comprises the following steps: step 1) carrying out novel modeling on a four-side fixed support plate system; 2) designing an extended state observer; 3) designing a sliding mode controller; 4) designing a time delay compensator; and step 5) calculating the control quantity by using the NI-PCIe acquisition card and the Simulink. According to the invention, based on NI-PCIe hardware-in-the-loop platform development, the problems of system time lag, model uncertainty, influence of an inertial actuator and external excitation existing in a four-side fixed support plate are solved, and the total disturbance of the system including internal and external disturbance is estimated through an extended state observer. A content system is simplified into an integral series connection type for control by eliminating total disturbance through feedforward, and a delay compensator based on an enhanced differentiator is introduced to carry out non-delay design on the system, so that the vibration suppression performance of the sliding mode controller is improved.

The invention belongs to the technical field of biological prevention and control of plant diseases, and provides bacillus subtilis and application thereof in prevention and control of corn diseases. The preservation number of the bacillus subtilis SEB-34 is CGMCC (China General Microbiological Culture Collection Center) No. 26419. The invention also provides a microbial agent produced by using the SEB-34 strain, and the microbial agent can be used for preventing and treating plant diseases caused by fusarium graminearum or pelamys maydis. The bacillus subtilis provided by the invention is applied through seed treatment before sowing or root drip irrigation after seedling emergence, has the effects of preventing diseases, promoting growth and increasing yield, and can effectively reduce the occurrence of corn southern leaf blight and basal stem rot. The microbial agent provided by the invention is in a semi-dormant state, has relatively strong stress resistance, is more stable to store, ensures the effect, and effectively reduces the production and transportation cost at the same time. The invention also provides beneficial microbial resources for green prevention and control of corn diseases, and has good application prospect and high application value.

The invention provides wheat seed low-temperature rapid partial freezing storage equipment, and relates to wheat seeds, the wheat seed low-temperature rapid partial freezing storage equipment comprises a box body and a box cover hinged to the top of the box body, and the box body is internally provided with a low-temperature cavity for placing a storage box; an outer sealing air bag and an inner sealing air bag are arranged on the surface of the box cover, and an outer sealing groove is formed in the position, corresponding to the outer sealing air bag, of the box body. Through cooperation of the outer sealing air bag and the inner sealing air bag, when the box cover is buckled on the box body to conduct partial freezing storage on wheat in the low-temperature cavity, the outer sealing air bag and the inner sealing air bag are in a sub-full state so as to meet the requirement for embedded sealing of the outer sealing air bag and the inner sealing air bag and the corresponding outer sealing groove and inner sealing groove; the transmission plate can be pushed to enable the telescopic plate on the transmission plate to extend outwards, the pressurizing piston on the connecting plate can be driven to slide in the pressurizing cavity through the connecting part in the extending process, pressurizing of the inner sealing air bag and the outer sealing air bag is promoted, and the inner sealing air bag and the outer sealing air bag are in a full state.

The invention provides a business collaborative management method and system, and the method comprises the steps: obtaining the work attributes of all functional departments, and constructing a business collaborative interaction mechanism between the functional departments on a business collaborative platform based on the work attributes; performing structure splitting on the to-be-managed business based on the work attributes of the functional departments to obtain business items, and performing initial issuing on the business items based on the first execution sequence of the business items; performing collaborative interaction management on the initially issued business items based on a business collaborative interaction mechanism, and feeding back collaborative interaction management results of each functional department on the business items to the business collaborative platform; and analyzing a collaborative interaction management result, and dynamically optimizing a business collaborative interaction mechanism based on an analysis result. According to the technical scheme of the invention, the efficiency and effect of collaborative management of the business are ensured, the management operation of the business is simplified, real-time intercommunication among functional departments is facilitated, and the reliability of collaborative management of the business is ensured.

The utility model discloses a solar cell and a solar assembly, relates to the technical field of solar cells, and aims to solve the problem that an end pad is affected by contraction tension of a welding strip to the greatest extent in the welding process of the welding strip. Therefore, the problem of bending and even subfissure of the battery piece main body caused by large difference of welding strip contraction tension applied to the first surface and the second surface of the battery piece main body during welding is solved. The solar cell comprises a cell piece body, a first electrode structure and a second electrode structure. The first electrode structure comprises a first edge welding structure close to the first edge and a second edge welding structure close to the second edge. The second electrode structure comprises a third edge welding structure close to the first edge and a fourth edge welding structure close to the second edge. The distance between the first edge welding structure and the first edge is smaller than the distance between the third edge welding structure and the first edge, and the distance between the second edge welding structure and the second edge is smaller than the distance between the fourth edge welding structure and the second edge.

The invention relates to the technical field of buried natural gas cold transportation pipelines, in particular to a buried natural gas cold transportation pipeline foundation soil frost heaving prevention and treatment device and method.The buried natural gas cold transportation pipeline foundation soil frost heaving prevention and treatment device comprises a pipeline body, a soil layer is arranged outside the pipeline body, and a water tank is installed at the position, close to the right side, above the soil layer; the whole S-shaped water guide pipe is arranged in an arc shape around the pipeline body, the two ends of the S-shaped water guide pipe penetrate through the soil layer to be fixedly connected with the rear wall and the left wall of the water tank correspondingly, and the right end of the S-shaped water guide pipe penetrates through the left wall of the water tank, extends into the water tank and is provided with a water pump; through a series of structures, the device has the advantages of being good in frost heaving prevention and treatment effect, capable of automatically storing energy, good in energy-saving effect, convenient to adjust and the like.

The invention relates to the technical field of LED lamps, and discloses an angle-adjustable LED lamp strip fixing device and a mounting method thereof.The angle-adjustable LED lamp strip fixing device comprises a lamp set mechanism, a fixing mechanism and a fixing mechanism, the lamp set mechanism comprises a lamp shell, a side plate fixedly mounted on the outer side of the lamp shell, and a mounting assembly arranged on the outer side of the lamp shell; the adjusting mechanism comprises a box body and a plate body fixedly installed in an inner cavity of the box body. The overall angle of the lamp set mechanism can be directly adjusted within a certain range through the mounting assembly, rotation adjustment of the lamp set mechanism can be completely achieved through the adjusting mechanism, and the position of the lamp set mechanism can be adjusted through cooperation of a sliding groove and an adjusting piece; therefore, when light in a certain area needs to be enhanced, pitching adjustment, position movement and rotation adjustment of the lamp set mechanism are achieved through manual operation, adjustability during illumination is effectively guaranteed, adjustment can be conducted according to the specific illumination angle, and therefore the illumination coverage effect is guaranteed.

The invention discloses shaping saw cutting equipment for concrete performance test, which comprises a base and a saw blade, the top end of the base is provided with a saw cutting table, the base is internally provided with a driving mechanism, the saw cutting table is used for mounting a test block, and the driving mechanism is used for driving the saw blade to operate and the saw cutting table to move; a limiting plate and a push plate are arranged on one side of the top end of the base and the other side of the top end of the sawing table respectively. According to the autoclaved aerated concrete test block sawing device, an autoclaved aerated concrete test block can be clamped through the push plate and the limiting plate and then is sawn, and due to the fact that the position of the limiting plate can be adjusted, the relative position between the test block and a saw blade can be conveniently adjusted, and then shaping sawing on the test block is facilitated; and the original manual propulsion can be replaced by the cooperation of a mechanical structure, so that not only can the influence of dust and fine particles generated by sawing on workers be avoided, but also the uniformity and the stability of the movement of the test block can be ensured, and the effect and the efficiency during sawing are ensured.

The utility model is suitable for the technical field of waterproof coiled material hot pressing, and provides a self-adhesion waterproof coiled material hot pressing device which comprises a base. The first fixing frame and the second fixing frame are arranged at the top of the base, and the first fixing frame is located on one side of the second fixing frame; the first stepping motor and the second stepping motor are both arranged on the outer side wall of the first fixing frame and the outer side wall of the second fixing frame, and the first stepping motor is located above the second stepping motor; the conveying rollers are arranged at the output ends of the first stepping motor and the second stepping motor; the coiled material hot-pressing assembly is arranged at the top of the base; the self-adhesive waterproof coiled material in the hot-pressing process is limited through the hot-pressing base, vertical dislocation of the coiled material in the conveying and hot-pressing processes is avoided, the quality of the self-adhesive waterproof coiled material after hot-pressing is guaranteed, the structural strength of adhesion is also guaranteed, the self-adhesive waterproof coiled material is conveyed in a stepping mode and then is subjected to hot-pressing, the effect after hot-pressing can be guaranteed, and the service life of the self-adhesive waterproof coiled material is prolonged. And hot pressing is more sufficient.

The invention discloses an ecological garden engineering soil preparation device and a soil preparation method. The ecological garden engineering soil preparation device comprises a frame, a crushing cylinder is fixed to the frame, a feeding hopper is arranged above the crushing cylinder, a turnover door is hinged to the lower portion of the crushing cylinder, the lower portion of the turnover door is hinged to a crushing rod, and a crushing cutter is fixed to the bottom of the crushing rod; a horizontal conveying cylinder and an inclined conveying cylinder are fixed on the frame on the front side of the crushing cylinder, a tooth rake is fixed at the bottom of the rear side of the inclined conveying cylinder, a crushing cutter and a suction fan are arranged in the crushing cylinder, a cutter tip is fixed on a crushing rod, the bottom of the horizontal conveying cylinder is connected with a rotary plow through a lifting rod, and a leveling plate is arranged at a rear wheel; by arranging the crushing cylinder, the horizontal conveying pipe, the inclined conveying pipe, the tooth harrow, the crushing cutter, the suction fan, the feeding hopper, the turnover door, the crushing rod, the transition cylinder and the rotary plow, and arranging a flow channel and a flow nozzle in the crushing rod, grass stems are collected before plowing, so that the grass stems are prevented from being wound on the rotary plow to influence the effect of the rotary plow; in addition, grass stems and fertilizer can be crushed and mixed at the same time, the functionality is high, and the soil preparation process is simplified.

The utility model relates to the technical field of agricultural landscaping. A water system abrupt slope landscape gabion revetment comprises a plurality of gabion sets, and the gabion sets are laid on a river levee in a stepped mode. Each gabion group comprises a first gabion net cage and a second gabion net cage; the section of the first gabion net cage and the section of the second gabion net cage are rectangular, and the second gabion net cage is arranged in the first gabion net cage in a concentric-square-shaped mode. The interior of the second gabion net cage is a planting groove space; a slope type third gabion net cage is arranged on the inner side, opposite to the river bank, of the first gabion net cage at the lowermost end of the gabion set; each of the first gabion net cage, the second gabion net cage and the third gabion net cage comprises a net cage main body enclosed by a plurality of steel bars and steel wire meshes arranged among the steel bars, and the first gabion net cage and the third gabion net cage are filled with protective stones. The water system abrupt slope landscape gabion revetment is reasonable in structure, stable in revetment structure and high in adaptability to a water bank abrupt slope.

The invention relates to the technical field of garment processing, and particularly discloses a woolen sweater finished product fulling milling machine which comprises a bottom box and an outer barrel, an inner barrel is concentrically arranged in the outer barrel, a plurality of rotating rods are uniformly arranged in the inner barrel in the circumferential direction, and extrusion cam columns spaced from the inner wall of the inner barrel are arranged on the rotating rods; the rear end, extending out of the inner cylinder, of the rotating rod is connected with a pinion, a large gear meshed with the pinion is fixedly arranged in the outer cylinder, a hollow rotating shaft penetrating through the large gear is arranged at the rear end of the inner cylinder, and multiple groups of rows of water permeable holes are evenly formed in the circumferential face of the inner cylinder. A water scraping plate is arranged on the outer circular surface of the inner cylinder between two adjacent groups of water permeable holes; according to the finished woolen sweater fulling machine disclosed by the invention, the fulling treatment speed and dehydration speed of the woolen sweater can be increased, the whole fulling treatment time of the woolen sweater is shortened, the working efficiency is improved, the woolen sweater can be in full contact with fulling liquid, and the fulling treatment uniformity and effect of the woolen sweater are ensured.

The invention provides an aircraft trunk sliding rail installation structure, and belongs to the field of aircraft passenger cabin structural design, the aircraft trunk sliding rail installation structure comprises a top sliding rail, a back sliding rail, a top sliding block and a back sliding block, the top sliding rail and the back sliding rail are fixedly arranged on a passenger cabin structure, and sliding grooves extending in the length direction are formed in the top sliding rail and the back sliding rail; the top slide rail is provided with a plurality of top slide rail notches in the length direction, and the back slide rail is provided with a plurality of back slide rail notches in the length direction and mounting holes in the bottoms of the slide grooves; the luggage case comprises a plurality of luggage case bodies, the two sides and the back of each luggage case body are fixedly connected with a pull rod assembly and a vibration reduction assembly respectively, a top sliding block is fixedly connected with the pull rod assembly and slides into a top sliding rail through a top sliding rail notch, and a back sliding block is fixedly connected with the vibration reduction assembly and slides into a back sliding rail through a back sliding rail notch. The back sliding block is provided with a locking stud penetrating through the mounting hole, and the locking stud is matched with a nut to lock the back sliding block and the back sliding rail.

The invention discloses a movable tray structure for a sugar painting machine, and relates to the technical field of food processing, the movable tray structure is applied to supporting and conveying of sugar painting finished products in the sugar painting machine, the movable tray structure comprises a conveying device, a guide piece, a tray structure and an identification assembly, and the conveying device is installed on the inner bottom face of the sugar painting machine; the guide piece is mounted at the bottom of the sugar painting machine; the tray structure is connected with the conveying device, the conveying device drives the tray structure to slide along the guide piece, and two sets of detachable supporting pieces are arranged on the upper end face of the tray structure; the technical key points are as follows: the tray structure of the existing sugar painting machine is improved, so that the tray of the sugar painting machine has a bamboo stick recognition function and is used as a precondition for equipment operation, and the whole equipment is started after a bamboo stick is recognized, so that the bamboo stick can be effectively prevented from being adhered to the movable tray; and the steps of cleaning the sugar painting machine by workers can be effectively reduced, the using effect is good, and the good using prospect is achieved.

The utility model discloses a roadbed grooving device for municipal water supply and drainage engineering, which belongs to the technical field of roadbed grooving and comprises a mounting rack and a mounting frame. The moving wheels are arranged on the two sides of the mounting frame respectively, and a handrail is arranged on one side of the upper end of the mounting frame; the bearing plate is arranged in the mounting frame, mounting plates are arranged on the two sides of the bottom end of the bearing plate, a same mounting shaft is rotationally connected between the two mounting plates, and a cutter body is arranged on the outer side of the mounting shaft; according to the roadbed grooving device disclosed by the utility model, the dust removal box and the fan main body which are arranged on the roadbed grooving device are matched with the connecting hose and the ventilation plate which are arranged on the two sides, so that generated dust can be absorbed in real time in the roadbed grooving operation process, the dust in the air is filtered and then sprayed to a cutter, and the cutter is cooled; and dust and impurities accumulated on the surface of the cutter are removed, the roadbed grooving effect of the cutter is ensured, and the roadbed grooving device for the municipal water supply and drainage engineering is safer, more environmentally friendly and more efficient to use.

The invention discloses an unmanned aerial vehicle model pruning method and system based on federal reinforcement learning, and relates to the federal learning and reinforcement learning technology, and the method comprises the steps that in a pruning round, a server uses a reinforced generalization pruning method (RGP) to prune a global model, and a pruned model is obtained; the server performs screening to obtain clients participating in pre-training of the current round, and issues the pruned model or the global model to the clients of the current round; the client receives the pruned model or global model sent by the server, and performs fine tuning by using local data; and the client transmits the fine-tuned model to the server, and a sparse model aggregation method (FedSA) is used in the server for model aggregation to obtain a new global model. According to the method, the training effect of federal learning at the edge end with limited resources can be optimized, and the complexity of the training process is reduced while the federal model effect is kept.

The surface milling device is characterized in that a bearing plate is arranged on the upper portion of a base, sliding strips are fixedly arranged on the left side and the right side of the bottom of the bearing plate correspondingly, side plates are fixedly arranged on the left side and the right side of the front end of the top of the bearing plate correspondingly, and a first servo motor is fixedly arranged on the right side of the right side plate; the invention relates to the technical field of rack machining. According to the surface milling device for rack machining, through mutual cooperation of a first servo motor, a shaft rod, a worm and a limiting seat assembly, angle adjustment can be conducted on a plurality of workpieces at the same time, after the workpieces are located at the needed angles, a milling head is controlled to conduct machining operation on the surfaces of the workpieces, independent adjustment does not need to be conducted on each workpiece, the machining efficiency is improved, and the machining cost is reduced. And through mutual cooperation of the air pump, the air guide pipe and the slag leakage opening, chippings falling into the limiting base can be blown out, accumulation of the chippings in the limiting base is avoided, the cleaning difficulty is lowered, and the effect of clamping the workpiece later is guaranteed.