34results about How to "Improve position" patented technology

This invention relates to the field of semi-solid-state battery technology, and more particularly to a free radical in-situ polymerization semi-solid-state battery, comprising a protective housing, a top assembly on the top of the protective housing, and a protective cover on the top of the protective cover, with an installation pipe fixedly connected to the top of the protective cover. Through the coordinated use of the protective cover, a fan body, a temperature detector, a relay, a partition plate, and side guards, the fan body, located within the installation pipe, is activated by the relay when the temperature detector detects that the internal temperature exceeds a threshold, accelerating airflow and preventing heat accumulation inside the protective housing. The partition plate more effectively protects the internal batteries and also provides insulation to a certain extent, preventing heat interference between adjacent batteries. The side guards further expand the heat dissipation area, providing strong support for the stable operation of the battery.

The invention discloses a photoelectric sensor system conversion efficiency calibration system and method based on a reverberation chamber, and belongs to the technical field of photoelectric sensor conversion efficiency calibration, the system comprises an electric wave reverberation chamber, a transmitting antenna, a reference antenna and a photoelectric field sensor system; the photoelectric field sensor system is composed of a photoelectric sensor, a laser source, a photoelectric detector, a polarization maintaining optical fiber and a single-mode optical fiber. In the calibration process, the reference antenna and the photoelectric sensor system are used as receiving ends respectively, receiving power at different stirring positions in the reverberation chamber is sampled to obtain two groups of transfer functions, and the total efficiency of the photoelectric sensor system is determined by comparing the two groups of transfer functions under the condition that the radiation efficiency of the reference antenna is known. The conversion efficiency of the photoelectric sensor system is obtained by combining the relation among the power, the field intensity and the total efficiency in the free space; and the effective averaging of the incident direction and the polarization state is realized by using the uniform and isotropic electromagnetic field characteristics of the reverberation chamber.

The application discloses an unmanned aerial vehicle wireless charging coupling system, a coil winding method and an unmanned aerial vehicle, and belongs to the technical field of unmanned aerial vehicle charging. The charging coupling system comprises a transmitting device and a receiving device, the transmitting device comprises a transmitting coil, the receiving device comprises a receiving coil, and further comprises a landing device, the receiving device is arranged on the landing device, and the transmitting device is arranged in a parking area; the transmitting device comprises a ferrite, the ferrite comprises a connecting portion and a stepped symmetrical protruding structure extending outward at the end of the connecting portion, the ferrite as a whole is in a U shape, and the transmitting coil is wound vertically in the U-shaped structure of the ferrite; the receiving device comprises a soft magnet, the receiving coil is wound on both sides of the landing device, a rectangular gap is arranged in the middle of the receiving coil, the soft magnet is arranged in the rectangular gap, and the lower part of the soft magnet is attached to the lower part of the rectangular gap. The coupling system has small space occupation, large coupling coefficient, can realize efficient energy transmission, and is convenient to install and does not affect the flight performance of the unmanned aerial vehicle.

The utility model discloses a high stability's metallurgy bridge crane relates to bridge crane technical field, specifically is a kind of high stability's metallurgy bridge crane, including crossbeam, hoist trolley, cleaning structure and anti-impact top structure, the top of crossbeam is equipped with the track groove for hoist trolley movement, the bottom of hoist trolley is equipped with electric hoist, cleaning structure includes U-shaped plate, limit spring, adjusting block, guide sliding block, pull plate, pressboard, magic tape public post, magic tape female post and cleaning brush. The high stability's metallurgy bridge crane has the effect of conveniently cleaning dust and sundries in guide rail groove, improving the stability of hoist trolley movement, cleaning brush moves with the movement of hoist trolley, conveniently push dust in guide rail groove to the both sides of guide rail groove, facilitate subsequent cleaning, avoid dust and sundries to influence hoist trolley movement, reach the purpose of improving practicality.

The utility model discloses a high-precision corrosion-resistant carrier for 3C parts. The high-precision corrosion-resistant carrier comprises a bearing plate and a material placing plate, the bearing plate comprises a high-strength metal bearing base body and an anti-corrosion layer, and the outer wall of the bearing base body is integrally connected with an anti-corrosion high polymer material in an injection molding mode to form a film-shaped anti-corrosion layer. The material placing plate is made of corrosion-resistant high polymer materials in an injection molding mode, a plurality of product grooves are formed in the material placing plate in a rectangular array mode, each product groove is internally provided with a limiting column and a positioning hole which are matched with 3C parts, a guide partition strip is arranged between every two adjacent rows of product grooves, and the elastic embracing ring is installed in a containing groove of the bearing plate in an interference mode. The positioning protruding blocks of the material placing plate penetrate through the positioning grooves of the bearing plate in an equal-diameter mode and penetrate through the elastic embracing rings in an interference mode, and the material placing plate and the bearing plate are fixed in a high-precision mode through the positioning pins and the first threaded pieces. The device has the advantages of being suitable for corrosion operation environments, high in 3C product moving and position placing precision and suitable for large-scale continuous production.

The application discloses a method for evaluating the improvement of the high-frequency axial vibration kinetic energy of a drill bit by a rotary percussion tool, and is based on measured wellbore trajectory parameters, drill string structure parameters and rotary percussion tool characteristic parameters, considers different rotary percussion tool installation positions, utilizes a drill string dynamics analysis method to obtain a drill string axial vibration speed, calculates a drill bit high-frequency axial vibration kinetic energy index, and uses the index as an evaluation basis for the improvement degree of the drill bit kinetic energy, and determines a reasonable rotary percussion tool installation position and a working frequency based on the index.

The utility model provides a cleaning machine and a spraying device thereof, and relates to the technical field of cleaning, the spraying device comprises a water supply shaft, a first spraying assembly and a second spraying assembly, the first spraying assembly comprises a first spraying arm and a first storage rack which are installed on the water supply shaft, and the first storage rack is used for placing articles to be cleaned; the first spraying arm is used for spraying cleaning liquid towards the first storage rack; the second spraying assembly is higher than the first spraying assembly, the second spraying assembly comprises a second storage rack detachably mounted on the water supply shaft, and the second storage rack is used for placing articles to be cleaned; the second storage rack comprises a first storage sub-rack and a second storage sub-rack which can be selected, and the first storage sub-rack is provided with an avoiding notch which is used for avoiding the to-be-cleaned articles on the first storage rack. According to the spraying device, the cleaning efficiency can be improved, and the use experience can be improved.

The application discloses a bogie with four-rail return flow device and a railway vehicle, the bogie comprising a cross beam and side beams arranged at both ends of the cross beam, the side beams comprising upper cover plates and lower cover plates arranged at intervals, inner and outer vertical plates and reinforcing rib plates being connected between the upper cover plates and the lower cover plates, the upper cover plates and the lower cover plates extending towards the cross beam and forming a box structure with the vertical plates, two out-of-plane surfaces of the box structure and the inner side surfaces of the side beams being each provided with a brake hanger forging to form a brake hanger, and the mounting block being provided with the four-rail return flow device, the four-rail return flow device being located within the vehicle outline limit, the four-rail return flow device comprising a flat shell and a return flow slider for slidingly connecting four rails, the return flow slider being connected with a return flow cable, the inside of the shell being provided with a control circuit and a pneumatic driving assembly, the pneumatic driving assembly being connected with the return flow slider, and the control circuit being used for sending a control signal to the pneumatic driving assembly to drive the pneumatic driving assembly to drive the return flow slider to be separated from or contacted with the four rails.

The utility model discloses an intelligent mechanical arm for a high-precision numerical control tool grinding machine, which belongs to the technical field of numerical control tool grinding machines and comprises a top frame with an opening in the lower surface, a reciprocating lead screw is rotatably mounted in the top frame, one end of the reciprocating lead screw penetrates and extends out of the top frame, and a motor is mounted on the left side surface of the top frame. One end of the reciprocating lead screw is fixedly connected with an output shaft of the motor; according to the intelligent mechanical arm for the high-precision numerical control tool grinding machine, a reciprocating lead screw, an electric push rod, a linkage plate and a linkage arm are arranged, the electric push rod is used for driving a first fixing plate to move without being matched with hinge connection of the linkage plate and the action of a fixing column, clamping is conducted through the bottom end of the linkage arm, and a motor is used for driving the reciprocating lead screw to rotate; and the position of the linkage arm is adjusted by utilizing the effect that the sliding seat drives the electric push rod to move, so that the position of the linkage arm is expanded, adjustment can be conveniently carried out according to the requirements of a user, the working flexibility is improved, and the working efficiency is improved.

The application provides a new energy battery base rod piece machining equipment, which comprises a rack, a clamping and positioning mechanism, a machining main shaft and a tool magazine. The clamping and positioning mechanism comprises a clamping support table, two end positioning assemblies arranged on the clamping support table, a plurality of intermediate positioning assemblies arranged between the two end positioning assemblies and a rotating mechanism for driving the clamping support table to rotate. The two end positioning assemblies are used for clamping two ends of a workpiece to achieve axial fixation, and the intermediate positioning assemblies are used for clamping the workpiece to achieve radial fixation. The clamping and positioning mechanism is provided with a plurality of clamping and positioning mechanisms and is arranged side by side along a second direction. The machining main shaft is movably arranged on the rack along a first direction, a second direction and a third direction. The tool magazine comprises a tool storage rack and a plurality of tool storage sub-racks arranged on the tool storage rack. The tool storage rack is movably arranged on the rack along the first direction. The new energy battery base rod piece machining equipment can be used for batch efficient machining of metal long rod pieces of different specifications.

The utility model provides an eccentric drilling device which is used for machining a workpiece (5) to be machined, the device comprises a core shaft (1), a pin shaft (2), a body (3) and a screw (4), and the core shaft (1) and the body (3) are matched and positioned through the pin shaft (2); the mandrel (1) is configured to be in clearance fit with a workpiece (5) to be machined; the screw (4) is configured to fasten and fix a workpiece (5) to be processed on the body (3); an eccentric hole is formed in the body (3), and a workpiece (5) to be machined is drilled through the eccentric hole. According to the utility model, the scribing process is reduced, the difficulty is reduced, and the assembly location degree is improved. After the drilling device is used, the drilling time is only 3 minutes, the production efficiency can be greatly improved, the cost is reduced, the position accuracy is high, and the percent of pass can reach 95%.

The invention discloses an agricultural disease identification method, device and equipment based on an improved asymmetric double-flow hybrid architecture, and a medium, and the method comprises the steps: obtaining a plurality of plant disease images and disease types corresponding to the plant disease images, and constructing a to-be-trained neural network structure; wherein when the DC-Former structure is constructed, the method comprises the following steps: constructing an asymmetric double-path feature extraction structure of a shallow texture flow and a middle semantic flow; sequentially executing an independent dual coding stage, a texture retrieval stage under semantic guidance and a context injection and reconstruction stage; a selective branch gating module is used as a self-adaptive feature regulator; the method comprises the following steps of: constructing a hybrid Transform encoder block; constructing position awareness pooling cross attention; and when the preset training requirement is completed, using the to-be-trained neural network structure as a plant disease identification model for plant disease identification. The invention belongs to the field of agricultural disease identification. According to the invention, the recognition precision is improved under the finite computing power.

The utility model discloses a kind of connection assembly suitable for lithium battery BMS and power supply system of robot, it is related to robot technical field.The utility model includes power supply box, and the battery management box of being installed in its front, power supply box and the corresponding face bottom of battery management box are all equipped with storage box, socket and plug are set between power supply box and battery management box, the inside of storage box is provided with extension assembly, the top and bottom of socket are all provided with anti-drop assembly.The utility model can extend the position of socket and plug by extension assembly, so that power supply box and battery management box can reasonably distribute space and position, not limited by space, position, wide in scope of application, also can automatically store connecting line, and using anti-drop assembly, socket and plug can be avoided to fall off in use, good stability, simultaneously, convenient operation is convenient for staff to use.

This invention relates to the field of medical image analysis technology, providing a medical image processing method and system based on state space and structural contour constraints. The method includes the following steps: preprocessing medical images and partitioning the dataset; constructing and initializing a model, followed by model training; and segmenting the medical image to be processed using the trained model. Specifically, by constructing a state space-based feature optimization module, the model can simultaneously capture global and local information. Furthermore, by designing a structural contour enhancement module and a structural contour constraint module, the model's ability to represent the positional and morphological changes of the target structural contour is improved. This invention effectively addresses the limitations of convolutional neural networks in capturing global features through state space modeling, and by explicitly modeling the structural contour, it effectively improves the accuracy of medical image processing in complex scenarios.

A double-station tinning machine comprises a working platform, the working platform is provided with a discharging unit, a feeding unit, a suction nozzle bin unit, a bottom visual detection unit, a preheating and impurity removing unit, a soldering flux unit, a side view unit, a gold and tin removing pot unit and a tinning tin pot unit, and all the functional units are linearly arranged according to the tinning technological process. Wherein the rear-section functional unit gradually rotates and gets close to the front section of the flow to form a compact structure; an X-direction and Y-direction transplanting module is arranged above the working platform, an X-direction moving mechanism and a Y-direction moving mechanism of the X-direction and Y-direction transplanting module are in T-shaped connection, two groups of lifting units are symmetrically arranged, and an overturning unit and a rotary suction nozzle unit are mounted at the tail end of the X-direction and Y-direction transplanting module, so that double-station synchronous operation is realized; according to the utility model, the material flow path is shortened through the U-shaped layout, the production efficiency and the processing precision are remarkably improved by combining the double-station collaborative operation and the three-dimensional visual inspection, and the tin coating machine is suitable for the tin coating process of high-reliability electronic components.

This utility model discloses a rivet pressing device for a laparoscopic stapler assembly, comprising an upper fixing structure, a lower fixing structure, a base, and a pressing mechanism. The upper fixing structure includes a mounting positioning post, an upper fixing plate, and an upper panel. The pressing mechanism is axially symmetrical about the laparoscopic stapler assembly, including a symmetrically arranged shovel, a slider, a rivet insert, and a slider guide block. The base has the slider guide block embedded in it, and the slider is slidably disposed within the slider guide block. A rivet insert is embedded in the middle of the front end of the slider, and the back has an upwardly and backwardly inclined surface. The shovel is located behind the slider, and its bottom has a pushing inclined surface that cooperates with the inclined surface on the back of the slider. This device has a reasonable structure, facilitating stable pressing of rivets in the laparoscopic stapler assembly.

The present application relates to computer mainboard processing technical field, specifically speaking, a kind of welding machine for computer mainboard processing production, including base, movement module is slid on base;Lifting module is slid on the top of movement module;Soldering tin mechanism is rotated on lifting module;Support mechanism is installed on the top of base;Bottom plate is fixed on support mechanism;Limiting mechanism and abutting mechanism are fixed on bottom plate;Support mechanism can provide stable support for bottom plate, limiting mechanism can accurately and firmly position and fix computer mainboard, effectively avoid that mainboard is displaced or shakes in welding process;Through movement module and lifting module, the accurate adaptation of soldering tin mechanism and computer mainboard welding demand can be flexibly realized, avoid welding offset problem;After mainboard welding is completed, rotating limiting mechanism can lose the limiting of mainboard, then start abutting mechanism to move in the direction of approaching the bottom of mainboard, so that it generates upward thrust to mainboard, pushes out mainboard from limiting mechanism.

The application discloses a universal joint ball pair locking mechanism and medical equipment, and relates to the field of medical equipment. The universal joint ball pair locking mechanism comprises a ball joint and a locking assembly. The ball joint comprises an inner ball head and an outer ball body which are hingedly connected with each other. The locking assembly comprises a first engaging member, a second engaging member and an unlocking driving member. The application realizes rigid locking through the engagement of the first engaging member and the second engaging member. The locking design is not affected by factors such as changes in the friction coefficient and wear, and can stably maintain the relative angle of the inner ball head and the outer ball body, thereby avoiding adverse loosening caused by friction failure and improving the stability of the locking strength. The locking assembly has two states of locking and unlocking. When unlocked, the inner ball head and the outer ball body can be universally adjusted, thereby meeting the requirement of flexible equipment to reach a target position and angle. When locked, stable support is provided through rigid engagement, and the use requirements of flexible adjustment and reliable locking are considered, so that the application is well applicable to application occasions of the stability of equipment operation.

The application provides a track topology mapping, positioning and predictive control method and system based on electrical load fingerprints, which comprises the following steps: acquiring motor armature voltage signals and motor armature current signals of a motor driving device in real time; estimating the real-time rotating speed of the motor according to the motor armature voltage signals and the motor armature current signals, and time-integrating the real-time rotating speed to obtain real-time virtual mileage; mapping the motor armature current signals in the time domain to the virtual mileage coordinate system to form the motor armature current signals in the space domain, and taking the motor armature current signals in the space domain as the current load characteristic signals; performing sequence matching on the current load characteristic signals and the reference load fingerprint atlas to determine the absolute position of the motor driving device on the track; acquiring the road section characteristics within the predetermined virtual mileage ahead from the reference load fingerprint atlas according to the absolute position; and generating predictive safety instructions if the road section characteristics indicate that the area ahead is a high-load risk area. The application enhances the position sensing and intelligent control functions.

The application discloses an automatic film covering machine, which comprises a rack, a conveying device for conveying a PI film, the PI film comprising a material belt and a blank part corresponding to a product and integrally formed with the material belt, a plurality of film placing rollers mounted on the rack, a copper foil conveying part for conveying a copper foil above or below the blank part, a film covering roller pressing seat for pressing the blank part and the copper foil, a separating device for cutting the product formed by pressing the blank part and the copper foil and keeping the product on the material belt, the separating device comprising a separating die capable of closing and opening, and a material discharging device for winding the material belt with the product. The automatic film covering process is realized, the flatness and position degree of the copper foil and the PI film are improved, no air bubbles are generated after the film covering, air bubbles generated after the film covering of the existing equipment are avoided, the surface of the finished product is clean and free of dirt after cutting, dust on the surface of the product in the existing production process is avoided, and several production processes are reduced.

The application provides a magnetron structure. The magnetron structure comprises a main body part having a containing cavity; the main body part has a plurality of vane parts which are arranged at intervals around the containing cavity; a gap between two adjacent vane parts forms a resonant cavity; the resonant cavity is arranged in communication with the containing cavity; a mounting groove and a diaphragm belt, the mounting groove is arranged on the plurality of vane parts and is in communication with the resonant cavity to form an annular groove; the diaphragm belt is arranged in the mounting groove; wherein the mounting groove comprises a shallow groove section and a deep groove section, along the extension direction of the containing cavity, the depth of the deep groove section is greater than the depth of the shallow groove section; the shallow groove section and the deep groove section are at least two, and the shallow groove section and the deep groove section are arranged alternately at intervals. Through the technical scheme provided by the application, the technical problem of poor support stability of the structure for supporting the diaphragm belt in the magnetron in the prior art can be solved.

The utility model belongs to the technical field of medical instruments, and discloses a humidifying cup for an oxygenerator and the oxygenerator, the humidifying cup comprises a cup body, a separator, a cup cover and an atomizing part, the cup body is internally provided with a containing cavity, the separator is arranged in the containing cavity and divides the containing cavity into a liquid containing cavity for containing humidifying liquid and a humidifying cavity for humidifying oxygen, and the atomizing part is arranged in the liquid containing cavity for containing the humidifying liquid and the humidifying cavity for humidifying the oxygen. The cup cover covers the cup body, the cup cover is provided with an air inlet connector and an air outlet connector, the air inlet connector and the air outlet connector are both communicated with the humidifying cavity, the atomizing part is arranged on the separating part and used for atomizing humidifying liquid in the liquid containing cavity, then the phenomenon that oxygen can generate bubbles in the humidifying cup is avoided, noise generated when the humidifying cup works is reduced, and the humidifying effect is improved. And meanwhile, the phenomenon that the humidifying liquid splashes due to bubble breakage is avoided, so that the phenomenon that the humidifying liquid enters the air outlet connector and flows to a user side is avoided, and the use experience of a user is greatly improved.

The utility model discloses a kind of stator assembly and electronic water pump in the technical field of electronic water pump, including insulating support, iron core, winding and pin, the top of insulating support is provided with the wiring area matched with the overbridge line of winding, the bottom of insulating support is provided with terminal cover, iron core is set on insulating support, winding is set on iron core and located between wiring area and terminal cover;Terminal cover is provided with the wire slot matched with the lead-out wire of winding, the top of pin is inserted in the inner cavity of terminal cover, and pin is electrically connected with lead-out wire.The utility model can avoid the influence of the deformation of the top of insulating support on the position degree of pin, and then make pin have higher position degree.

The embodiment of the application provides an air conditioner, which comprises: a shell having a containing cavity, the shell being provided with a liquid inlet and a liquid outlet; a partition plate arranged in the containing cavity and connected to a cavity wall of the containing cavity, the partition plate separating the containing cavity into a drying cavity and a cleaning cavity, the drying cavity being used for arranging an electrical structure of the air conditioner; wherein the liquid inlet and the liquid outlet are both communicated with the cleaning cavity, the liquid inlet being used for introducing cleaning liquid into the cleaning cavity, and the liquid outlet being used for discharging the cleaning liquid from the cleaning cavity. The embodiment of the application can perform deep cleaning on the components in the cleaning cavity of the air conditioner, the cleaning is more comprehensive and thorough, the self-cleaning effect of the air conditioner is improved, and the user experience is optimized.

The utility model discloses an auxiliary jig for EVA rock climbing shoe heel processing, and relates to the field of EVA rock climbing shoe heel processing. The device comprises the machining device and the auxiliary jig, the machining device comprises the base, the first grinding wheel groove and the grinding wheel, the wedge-shaped guide plate and the second grinding wheel groove are designed to be matched with each other, it is ensured that the heelpiece can be stably placed on the jig, accurate slope grinding can be conveniently carried out, and the machining efficiency is improved. Meanwhile, normal operation and stability of the grinding wheel in the grinding process are guaranteed, an operator can adjust the position and angle of the heelpiece conveniently, the stability and bearing capacity of the jig base are improved through the sliding rod, it is guaranteed that the heelpiece cannot shake or shift in the grinding process, and the jig base and the mounting plate are combined, so that the grinding efficiency is improved. The heelpiece can be firmly fixed on the jig, fine grinding is facilitated, clamping and fixing of the heelpiece are achieved, and it is guaranteed that the heelpiece cannot move or shake in the grinding process.

The invention relates to the technical field of chip detection, and discloses chip coplanarity detection equipment and a chip coplanarity detection technology.The detection equipment comprises a base, a first support is fixedly installed on the base, a first electric telescopic rod pointing to the base is fixedly installed on the first support, and a vertical rod is fixedly installed at the output end of the first electric telescopic rod; a first pressing plate is rotatably mounted at the end of the vertical rod, a supporting plate which is used in cooperation with the first pressing plate and driven by a motor is rotatably mounted on the base, and a first mounting frame is fixedly mounted on the base. The beneficial effects of the invention are that the chip is supported by the supporting plate, and the pins are in a natural suspension state, thereby avoiding the deformation of the pins when the chip is placed, and improving the detection accuracy.

The invention discloses an anti-surge interference method for an offshore rocket launching platform based on reinforcement learning. The anti-surge interference method comprises the following steps of collecting multi-source data of the platform in real time; carrying out fusion processing on the collected data to obtain a platform position, a posture and a motion state; estimating a longitudinal surge disturbance state of the platform; a real-time state feature vector is constructed after a disturbance state estimation result is processed; inputting the state feature vector into a soft actor commentator algorithm controller to obtain a platform control action suggestion value; checking and adjusting a control action suggestion value according to a safety rule; and executing a final control action to suppress longitudinal surge interference in real time. According to the invention, the precision and adaptability of surge disturbance resistance of the marine rocket launching platform are effectively improved, and the stability of the position and attitude of the platform is remarkably improved.

The utility model relates to the technical field of cold stamping dies, and discloses a large-cylinder-diameter air cylinder mounting structure which is provided with a first angle seat and a second angle seat, and the first angle seat and the second angle seat are located on the two sides of a large-cylinder-diameter air cylinder and are arranged in a mirror image mode. Meanwhile, the first horizontal seat plate of the first angle seat and the second horizontal seat plate of the second angle seat are positioned between the first vertical seat plate and the second vertical seat plate, so that the first angle seat and the second angle seat are inward, the mounting space can be reduced, the length of a mold is reduced, and the mold cost is saved. In addition, during installation, the first vertical seat plate and the second vertical seat plate are in contact with the lower die holder, so that the contact area is large, the stress area is increased, and the large-cylinder-diameter air cylinder is limited more stably. The large-cylinder-diameter air cylinder is located above the first horizontal base plate and the second horizontal base plate, so that the torque borne by the air cylinder is reduced, and the problem that the large-cylinder-diameter air cylinder shakes can be effectively solved.

The present disclosure provides a wafer chuck in semiconductor cleaning equipment, including a chuck base, a jetting assembly arranged on the chuck base, and a plurality of wafer lifting shafts arranged on the chuck base. The chuck base includes a carrier surface for supporting the wafer. The gas outlet of the jetting assembly is located in the center area of the carrier surface and configured to jet gas between the carrier surface and the wafer. The plurality of wafer lifting shafts are distributed around the gas outlet of the jetting assembly along the circumference of the carrier surface. Each wafer lifting shaft of the plurality of wafer lifting shafts is movable relative to the chuck base, and each wafer lifting shaft includes an inclined platform. The inclined platform includes an inclined extension surface. The inclined extension surface is configured to carry the wafer at the edge of the wafer and is configured to cause the wafer to move to different height positions along the inclined extension surface when the wafer lifting shaft moves relative to the chuck base. In the present disclosure, the wafer height can be accurately positioned, and the wafer cleaning efficiency can be improved. The present disclosure further provides wafer cleaning equipment and a wafer cleaning method.

This invention provides a polyp image segmentation method based on depth guidance and a triple decoder. Using RGB images as input, the method expands the channels of the depth image, extracts its multi-layer features, and performs layer-by-layer feature fusion. This effectively utilizes the spatial structural characteristics of polyps in the depth image, enhances multi-scale semantic and spatial location information, and helps the network extract the polyp region more completely. A triple decoder architecture is designed to extract fine-grained detail features and deep semantic features of the polyps. The combined decoder integrates the advantages of both types of features, improving multi-scale feature extraction and fusion capabilities. A high- and low-resolution dual-branch feature extraction strategy is adopted to adapt to high-resolution input. Combined with the advantages of a pre-trained backbone network, this method reduces model computational complexity while ensuring no loss of polyp detail information, thus balancing segmentation performance and operational efficiency.