157results about How to "Achieve adaptation" patented technology

The utility model provides a connecting device of an electrode wire and a temporary pacemaker. The connecting device comprises a conductive block and an insulating bush. The connecting device is provided with a penetrating channel extending in the axial direction of the connecting device. The insulating bush comprises a first bush body and a second bush body sleeving at least part of the outer side surface of the first bush body; the connecting device further comprises a switching structure, and the switching structure comprises a through hole, a trigger body and a matching body. The through hole is formed in the first sleeve body and is communicated with the penetrating channel; the trigger body is partially arranged in the through hole and can move in the direction close to or away from the axis of the penetrating channel so that the switching structure can be switched between the first state and the second state. The matching body is arranged between the first sleeve body and the second sleeve body and comprises a conductive elastic piece and a conductive joint piece, and the conductive elastic piece is located at the through hole and makes contact with the trigger body; the trigger bodies of at least part of the switching structures are conductive trigger bodies; the connecting device can be adapted to different electrode leads, so that the temporary pacemaker equipped with the connecting device is wide in application range.

The utility model discloses a bus cable testing device. The bus cable testing device comprises a host, an extension set and a lap-joint communication piece, the host is provided with a first plugging port, a first lap joint port and a connecting slide rail; the extension set comprises a second plugging port, a second lap joint port and a connecting chute; the extension set can be detachably installed on one side of the host in a sliding mode through the connecting sliding rail and the connecting sliding groove; the first lap joint port and the second lap joint port can be electrically connected through the lap joint communication piece; the extension set is provided with a plurality of types so as to provide second plugging ports of different types. According to the utility model, the extension set can be replaced quickly and conveniently through the detachable sliding replacement, the adaptation of various test plug terminals can be realized under the condition of a small device volume, and the device is convenient for an operator to carry and use.

The utility model discloses a quick change servo gripper assembly for gripping a valve body, which belongs to the technical field of industrial automation and comprises a base, a driving mechanism and a quick change mechanism, the driving mechanism and the quick change mechanism are arranged on the base, the quick change mechanism comprises sliding tables and grippers which are arranged in pairs, the sliding tables are arranged on sliding rails, and the grippers are arranged on the sliding rails. A quick-change connecting structure is arranged between the paw and the sliding table; the driving mechanism comprises a lead screw with positive and negative threads and a driving motor driving the lead screw to rotate, and the positive threads and the negative threads are connected with the two sliding tables respectively. And by changing the type of the gripper and adjusting the distance between the sliding tables, the gripper can be suitable for valve body parts with different boundary dimensions, the adaptation of the gripper and the valve body is achieved, and the problems that the valve body parts are different in boundary diameter dimension and are difficult to adapt to the gripper are solved.

The utility model discloses a portable charging box, which belongs to the technical field of electric power equipment and comprises a first box body and a second box body which are rotatably connected, a panel is arranged in the first box body, a plurality of different types of battery holders are arranged on the top surface of the panel and used for mounting batteries so as to adapt to the batteries of different types, and the first box body and the second box body are connected through a wire. An output interface is further arranged on the side wall face of the first box body and used for supplying power to external equipment by being externally connected with different types of adapter cables or charging bases, good universality and compatibility are achieved, meanwhile, the second box body is made of carbon fibers, the first box body and the panel are made of aluminum alloy materials, heat dissipation holes are further formed in the panel, and therefore the heat dissipation performance is improved. The overall structure is light while the structural strength and the heat dissipation function are guaranteed. Furthermore, the position structures of the panel and all parts in the first box body are adjusted, so that the charging box is compact in overall structure, a handle is arranged on the first box body, the charging box can be carried by a single person, and the charging box has a good application prospect.

The invention provides a new energy forklift battery capable of preventing local high temperature, and relates to the technical field of forklift batteries, the new energy forklift battery comprises an upper base and a lower base, a battery cell is arranged between the upper base and the lower base, and the upper end of the upper base is provided with a refrigeration wafer and an alloy cooling fin; a heat conduction piece is arranged between every two adjacent columns of battery cells; the heat conduction part comprises alloy heat dissipation boxes and superconducting refrigeration plates, each alloy heat dissipation box is located between the two columns of battery cells, the upper end of each alloy heat dissipation box is connected with an alloy heat dissipation sheet, and at least six superconducting refrigeration plates are elastically and movably arranged on the two sides of each alloy heat dissipation sheet respectively; and the outer side of the superconductive refrigeration plate is propped against the outer surface of the battery cell. The superconducting refrigeration plate is in close contact with the battery cells, heat generated by the battery cells can be directly transmitted out in a heat conduction mode, heat generated by each battery cell can be effectively and evenly diffused, and therefore the service life of the battery cells is prolonged, and the safety of the battery cells is improved.

The present application discloses a static scanning method and system for unmanned driving C++ code under ROS system, which relates to the field of computer software white box testing, including: when the unmanned driving system C++ code is pushed to the Git Lab code repository, the Jenkins Job is automatically triggered to perform the code scanning task through the integration of Git Lab and Jenkins Job. Jenkins Job pulls the latest code from Git Lab to the scanning server, configures the compilation environment of the unmanned driving system, and compiles the C++ code using CMake or Catkin tools. During the compilation process, the compilation information is intercepted by the build wrapper plug-in of Sonar Qube to generate structured data of the code. Then, the Sonar Scanner tool and its configuration parameters are used to scan the compiled C++ code, and the scanning results are uploaded to the Sonar Qube server. The entire scanning process is automatically scheduled through the Pipeline script of Jenkins Job. In view of the low efficiency of static analysis of C++ code of unmanned driving systems existing in the prior art, the analysis efficiency is improved.

The present application relates to the technical field of feed processing, and particularly relates to a preparation method of Maotai-flavor distiller's grains fermented feed, which comprises the following steps: drying treatment based on the moisture content of Maotai-flavor distiller's grains to obtain basic distiller's grains; determining the strain ratio of brewer's yeast, bacillus subtilis and aspergillus niger based on the tannin content of the basic distiller's grains to obtain a compound fermentation inoculant; inoculating and then fermenting; determining state evaluation parameters based on the total polyphenol accumulation rate, the dissolved oxygen consumption rate and the microbial activity index during the fermentation process, and performing qualified evaluation, and dynamically adjusting when unqualified; determining the fermentation end point based on the tannin degradation rate and the total polyphenol accumulation rate; and mixing the fermented distiller's grains with the basic feed at a mass ratio of 1% after low-temperature drying of the fermented distiller's grains. The present application realizes three-layer control of raw material evaluation, process control and end point determination, significantly improves the stability and content of functional active ingredients in the product, reduces the tannin and safety risk, and has a good intestinal health improvement effect on animals.

The utility model belongs to the technical field of raw material uniform spreading equipment, and particularly relates to a raw material uniform spreading device for feed raw material humidity detection, which comprises a fixing frame, the inner top wall of the fixing frame is rotatably connected with a shaft rotating rod through a bearing, and the upper end of the fixing frame is fixedly provided with a driving motor; the output end of the driving motor is fixedly connected with the upper end of a shaft rotating rod, the periphery of the shaft rotating rod is sleeved with a sleeving block, the periphery of the sleeving block is fixedly connected with an inverted-U-shaped uniform laying plate, and the inverted-U-shaped uniform laying plate is connected with a uniform laying area adjusting structure. Through the arrangement of the height adjusting mechanism and the cooperative use of the limiting insertion hole, the n-shaped frame, the strip-shaped placement groove, the fixing rod, the spring, the sliding sleeve block, the lap joint plate and the limiting insertion rod, the height of the sleeve block is convenient to adjust, so that the height of the inverted-U-shaped uniform laying plate is adjusted, and the uniform laying requirements of different heights are met; and the flexibility and adaptability of uniform paving are improved.

The utility model discloses a recycling various waste batteries recycling equipment system, its characterized in that, including conveying device, disassembling device, shredding device, drying device, air guide device, sorting device and flotation device, conveying device includes conveyer, and the battery box and battery cover of battery are set up to split out battery cover mechanism for conveying machine, and the collection mouth of disassembling device is poured into after electrolyte collection in battery box material, and disassembling device includes disassembling machine, and the below of disassembling machine sets up brine pool, and brine pool sets up meshing conveying mechanism and conveys material to shredding device, and shredding device includes shredder, and the below outlet of shredder sets up fire lye pool, and fire lye pool iron class heavy metal class plastic class material is conveyed to sorting device through meshing conveying mechanism, and the black powder class material of deposition is sent to dehydration equipment dehydration through pipeline screw conveying mechanism, and then, using pipeline screw conveying mechanism, the material is sent into drying device. The utility model can make all resources of waste batteries, and process safety, reliable.

The utility model discloses a clamping and embedding assembled button switch which comprises a switch body which comprises an insulating outer shell and a switch function assembly. A main body of the insulating outer shell is a regular cylindrical barrel, an annular clamping and embedding step edge is formed on the upper edge of the regular cylindrical barrel, and the switch function assembly is packaged in the regular cylindrical barrel. First concave parts are formed in the positions, on the two sides of the regular cylindrical barrel, of the insulating outer shell, elastic buckles are formed at the positions of the first concave parts, and the elastic buckles are matched with the annular clamping and embedding step edges to form a combined clamping and embedding structure. The insulating outer shell is respectively provided with a group of wiring structures on the bottom surface and one side of the lower part of the regular cylindrical barrel, and the wiring structure on one side of the lower part of the regular cylindrical barrel is located in the second concave part. The utility model has the advantages of good assemblability, excellent insulating property, strong stability, long service life and the like, and is suitable for various electronic devices, especially for the operation panel assembly work of closed devices.

The utility model relates to the technical field of liquefied natural gas detection, in particular to sampling equipment for liquefied natural gas detection. The sampling equipment for liquefied natural gas detection comprises a sampler, a pressure pump, a control panel and an interface, the pressure pump is assembled on the top of the sampler, the control panel is installed on the front side of the sampler, the sampler and the pressure pump are both electrically connected with the control panel, the interface is connected to the bottom of the sampler, and the interface is connected with the pressure pump. The utility model relates to a field joint for butting a liquefied gas storage tank or a pipeline system. The device can stably clamp the pipeline joint through a positioning assembly composed of a guide rod, a moving block, a first spring, a pressing plate and a second spring, provides a reliable positioning and fixing effect, ensures the stability of the device in the sampling process, reduces shaking and displacement, and guarantees the sampling accuracy.

The utility model discloses a big overhanging steel structure component construction auxiliary device, including respectively setting in the mobile board of left and right sides of I -beam, mobile board sliding connection is in the base, and the base sets up below I -beam, and the inboard rotation of mobile board is connected with the locating wheel, and the locating wheel is with the upper end surface of the bottom plate of I -beam and is in abutment, be provided with a plurality of rolling wheel groups on the base, and the rolling wheel group is with the lower end surface of the bottom plate of I -beam and is in abutment, and the first drive mechanism for driving locating wheel moves up and down is structured to mobile board, and the left side of base constructs for driving two mobile boards and is away from each other or the second drive mechanism for driving two mobile boards and is close, and the bottom end center of base is connected with the lifting mechanism, and the lifting end of lifting mechanism is connected with the fixed pulley, and the utility model discloses through adjusting the mobile board spacing adaptation different width I -beam, through adjusting the locating wheel position adaptation different thickness I -beam bottom plate. Adapt to steel structure construction equipment technical field.

The present invention discloses a database adaptation device and method based on dynamic multi-data sources, which belongs to the field of database technology. The technical problem to be solved is how to solve the high complexity of dynamic docking multi-source data execution development. It includes: an in-memory database for storing data source information; a database keyword library for storing all keywords of the adapted database type; a grammar difference library for storing grammar differences, which are differences in grammar content between relational databases; a grammar adapter for obtaining the database type based on the database information, and performing grammar analysis and conversion on the SQL statement based on the database type to obtain an adapted SQL statement; an SQL executor, which interacts with the grammar adapter and is used to load and drive the corresponding database based on the database type, and output the execution result after the database executes the adapted SQL statement.

The utility model relates to an assembly type window opening dust falling device, and belongs to the technical field of building construction. An assembly type window opening dust falling device comprises an assembly type outer frame and a plurality of dust falling windows arranged in the assembly type outer frame. A sealing stile for connecting and sealing is arranged between every two adjacent dust falling windows; the assembly type outer frame is of a split assembly structure. A labyrinth seal meshing structure is arranged between the dust falling window and the sealing stile; the assembly type outer frame is installed in a window opening. According to the assembly type concept, the modular window opening dust falling system is constructed, the modules formed by the dust falling windows are mainly used for being matched with the assembly type auxiliary frame, adaptation of different window openings is achieved, and the utilization rate can be increased. The sealing stile and the dust falling window are combined and matched and can adapt to the actual size of a window opening, and meanwhile the overall leakproofness and strength of the dust falling device can be guaranteed.

The embodiment of the invention provides a user annotation information processing method and device, electronic equipment and a storage medium, and belongs to the technical field of information processing.The method comprises the steps that a user drawing view is customized on a document reading page of the electronic equipment; touch events of pressing, sliding and lifting on the user drawing view by the user are monitored, and coordinates and timestamp information of touch points are recorded and stored; displaying drawing content in a user drawing view according to the coordinate and timestamp information of the touch point and the page size of the electronic equipment, namely calculating the display scale of a document page according to the aspect ratio of the electronic equipment, and converting the coordinate of the touch point of the user into the coordinate in the current document page according to the display scale; and constructing line segments for all the touch points subjected to coordinate conversion, and displaying the constructed line segments in a user drawing view by using a linear interpolation algorithm. According to the scheme, the accuracy and flexibility of document labeling can be improved, and the labeling experience of a user is improved.

The application discloses a battery replacement communication method and device, an electronic device and a medium, to solve the problem that existing vehicles are difficult to realize unmanned battery replacement. The battery replacement communication method comprises the following steps: receiving a vehicle positioning signal sent by a battery replacement station, sending a vehicle preparation signal to a user end; receiving a vehicle readiness signal returned by the user end, sending a battery replacement preparation signal to the battery replacement station; receiving a battery replacement readiness signal returned by the battery replacement station, sending a battery replacement start signal to the user end; receiving a start confirmation signal returned by the user end, sending a start confirmation signal to the battery replacement station; receiving a battery replacement completion signal sent by the battery replacement station, and sending a battery replacement completion signal to the user end. The application takes the battery replacement service end as an intermediate medium between the battery replacement station and the user end, forwards data between the battery replacement station and the battery replacement vehicle, realizes communication interaction between the stations, avoids the situation that the existing vehicle and the unmanned battery replacement station cannot directly communicate, and thus realizes the adaptation of the existing vehicle to the unmanned battery replacement station.

The present invention discloses a method and device for dynamic interface adaptation in a non-downtime state, which obtains an interface configuration file, defines interface attributes, converts the interface configuration file, changes the interface class of the converted interface configuration file, reloads the changed interface class, and updates the Class file in real time; obtains the communication data of the input data, combines the interface class library, judges and verifies the interface configuration file, identifies the corresponding interface configuration file, performs data analysis on the interface configuration file, and distributes the analyzed data. The method uses interface dynamic configuration and dynamic caching technology to realize the non-downtime update of the system interface, uses interface dynamic adaptation to realize the perception of interface changes and interface file switching during operation, realizes dynamic interface adaptation of the system operation without downtime when the interface is changed, and achieves seamless switching when the interface changes or is added during system operation.

The present invention discloses an electric stapler device for surgery, comprising a device body and a nail magazine assembly, and also comprising: a sensing mechanism, which is arranged in the device body and located between the handle end and the plug end, comprising a pusher movably arranged in the device body and a plurality of sensing switches for sensing the moving stroke of the pusher and arranged at intervals on the moving path of the pusher, the pusher retreats toward the handle end under the driving force when the nail magazine assembly is inserted into the device body, and moves forward toward the plug end to reset when the nail magazine assembly is disassembled; a control button can be pressed to trigger a control unit to perform a corresponding operation only after the sensing switch recognizes the nail magazine assembly, and there is no response when the sensing switch does not recognize the nail magazine assembly. The problem that multiple specifications of nail magazine assemblies are required in the prior art during the surgical process is solved. The same stapler can be adapted to nail magazine assemblies with different strokes, and there is a certain effect of preventing misoperation and visualizing the operation.

The utility model relates to the technical field of bandage storage winding drums, in particular to a bandage storage winding drum which comprises a loading drum, a rubber drum cover is arranged on the upper side of the loading drum, an installation drum is installed on the loading drum, three sets of extrusion rollers are movably arranged in the loading drum in an array mode, and a blade is movably arranged at an opening of the loading drum. The limiting mechanism is arranged on the mounting cylinder, and the limiting mechanism is used for limiting the bandage cylinder; and the cutting mechanism is arranged on one side of the loading cylinder, and the cutting mechanism is used for cutting the bandage. By means of the limiting mechanism capable of supporting the inner walls of different paper tubes or plastic tubes, the device can be matched with the bandages with the tubes of different specifications, the limiting mechanism can be detached, the extrusion roller is used for rolling the bandage roll, the device can be matched with the bandages of different types, and the practicability is high. And the equipment is further provided with a cutting mechanism for cutting the bandage, so that the bandage is convenient to use.

This utility model relates to a simple screen printing device suitable for prototyping packaging carton blanks. It includes a T-shaped docking plate; an X-axis adjustment component is installed on one side of the horizontal plate, and a Y-axis adjustment component is installed on the other side of the vertical plate; fastening mechanisms are distributed on the Y-axis adjustment components, and a printing frame is connected to the fastening mechanisms; the fastening mechanisms include limit grooves, and several locking components are installed on the limit grooves, with the end faces of the locking components contacting the printing frame. Thus, through the sliding adjustment structure of the X-axis and Y-axis adjustment components, combined with the fixing function of the main and auxiliary locking screws, the position can be flexibly adjusted according to the printing requirements of packaging carton blanks of different specifications, achieving adaptation to blanks of various sizes and improving the versatility of the device. During use, no manual support is required, resulting in more precise positioning.

The utility model discloses a pulse damper, and relates to the technical field of pulse dampers. The pulse damper comprises a pulse damper body, one side of the top and the bottom of the pulse damper body are communicated with connecting pipelines, two fixing bases are detachably installed on the pulse damper body, an upper protective shell is detachably installed on the upper side of the pulse damper body, and a lower protective shell is detachably installed on the lower side of the pulse damper body. A lower protective shell is detachably mounted on the underground side of the pulse damper body; the fixed base comprises a fixed lantern ring, two rotating rings are rotationally matched with the fixed lantern ring, and a plurality of protruding blocks are installed on the two opposite outer sides of the two rotating rings. Through the detachable design of the fixed base, the upper protective shell and the lower protective shell, during installation, assembly of all components can be completed step by step, special tools are not needed, and the site construction difficulty is reduced; and in the operation and maintenance stage, the protection parts can be rapidly disassembled, the shutdown maintenance time is greatly shortened, and the operation and maintenance efficiency of the whole life cycle of the equipment is improved.

The present invention is a method, medium and device for generating models based on AI agents and low-code, and relates to the field of data processing technology, including: building a target AI agent and configuring an output API interface format for the target AI agent, obtaining target demand data, inputting the target model data into a low-code platform, formatting the target model data based on the API interface format to generate candidate model fields, the low-code platform fills the generated candidate model fields into a graphical candidate model definition interface, and displays the target AI agent's related thinking process and attached reference documents and recommended questions, the target user determines the final model through the generated candidate model, it can be seen that the AI ​​agent is integrated with the low-code platform development, and interacts with the interface of the low-code platform and the AI ​​agent to realize the AI ​​agent's learning of the database and adaptation to the low-code platform, thereby improving the efficiency and accuracy of business model creation.

This utility model belongs to the technical field of welding equipment, and relates to an automated laser wireless welding device for idler roller bearing seats. It includes a machine bed, a workpiece fixing and clamping mechanism, a workpiece moving and clamping mechanism, a moving component, a slide module, a multi-joint welding torch positioning frame, a laser welding torch, and an idler roller tube support. The workpiece fixing and clamping mechanism is fixedly mounted at one end of the machine bed, and the workpiece moving and clamping mechanism is slidably mounted at the other end of the machine bed via the moving component. Slide modules are mounted on both the workpiece fixing and clamping mechanism and the workpiece moving and clamping mechanism. A laser welding torch is flexibly mounted on each slide module via the multi-joint welding torch positioning frame. The idler roller tube support is installed between the workpiece fixing and clamping mechanism and the workpiece moving and clamping mechanism. This utility model has a scientific and reasonable design, and has the advantages of high welding efficiency, labor saving, high welding precision, and ease of implementation. It is a highly innovative automated laser wireless welding device for idler roller bearing seats.

The invention provides an airway foreign matter taking-out device and equipment, and belongs to the technical field of foreign matter taking-out equipment. The device comprises a conveying catheter and an object taking part, the object taking part is arranged on the conveying catheter, and the object taking part is located at the end, stretching into the trachea, of the conveying catheter; an object taking net is arranged in the object taking part, the object taking net can expand to open a mesh net to take foreign matters, and meshes can be contracted to lock the foreign matters. Through the arrangement of the conveying catheter and the fetching net in the fetching part, the foreign matter in the trachea can be conveniently and effectively captured, and through the special design of the fetching net and the cooperation of the endoscope, the annular sliding block, the auxiliary block, the silk thread and other components, the purpose of fine adjustment of the position of the conveying catheter in the auxiliary components such as the artificial airway component is achieved.

The invention discloses a handheld optical fiber fluorescence immunochromatography instant detector and a detection method, the handheld optical fiber fluorescence immunochromatography instant detector adopts an optical fiber, a lens and a reflective mirror to form an optical path, so that an optical fiber detection module has the advantages of strong anti-interference capability, high safety, high signal-to-noise ratio and long service life. Compared with the existing fluorescence immunochromatography instant detector, the fluorescence immunochromatography instant detector reduces the use of a lens group, integrates an excitation light path, a fluorescence detection light path, a light source control circuit, a digital-to-analog conversion circuit, a display screen control circuit, a switch induction circuit and a program control output circuit, and has the advantages of small equipment size, compact structure and convenience in carrying; the device is especially suitable for narrow spaces or families.

The invention discloses a display module and decoding module adaptation method and device, a display screen and a storage medium, and relates to the technical field of display. The method comprises the following steps: determining a line scanning period of a display module; acquiring a change level signal of a decoding module in one row scanning period; acquiring preset decoding data according to the conversion level signal; taking the preset decoding data as a configuration item corresponding to the decoding module; and driving the display module according to the configuration item and the content data. According to the method, the decoding data corresponding to the decoding module is set as the flexible configuration item, the adaptation of the display module to various different decoding modules can be realized, the compatibility and expansibility of the LED display screen system are improved, the code or firmware modification and update requirements can be effectively reduced, the development and maintenance cost is reduced, and the development and maintenance efficiency is improved. And the reliability and stability of the system are improved.

The invention relates to the field of elevator maintenance equipment, and discloses a finger robot which comprises a movable base, a robot body and a control system. The fixing mechanisms are arranged on the two sides of the movable base and used for fixing the position of the robot with the determined position; the lifting mechanism is arranged at the top of the movable base and used for lifting the height of the object; the extension clamping mechanisms are arranged on the two sides of the lifting mechanism and used for forcibly opening the elevator door when the elevator door is opened and closed abnormally; and the simulation manipulator is arranged at the top of the lifting mechanism and is used for simulating human fingers to interact with the elevator keys. And through cooperation of the fixing mechanism and the damping mechanism, the equipment can have the damping protection capacity while being suspended and fixed. And compared with a single fixing mode in the prior art, the device has the advantages that the influence of external impact on the device is reduced, and the applicability and reliability of the device are effectively improved.

The invention discloses a method, medium and equipment for generating a model based on an AI agent and a low code, and relates to the technical field of data processing, and the method comprises the steps: building a target AI agent, configuring an output API interface format for the target AI agent, obtaining target demand data, inputting target model data into a low-code platform, and outputting the target model data to the low-code platform; and performing formatting processing on the target model data based on an API interface format to generate candidate model fields, filling the generated candidate model fields into a graphical candidate model definition interface by a low-code platform, and displaying a related thinking process of the target AI agent and affiliated reference documents and recommendation problems. According to the method, the target user determines the final model through the generated candidate model, the AI agent and low-code platform development are fused, through interaction between the low-code platform and the interface of the AI agent, learning of the AI agent on the database and adaptation of the low-code platform are achieved, and the efficiency and accuracy of business model creation are improved.

The utility model belongs to the technical field of pipeline bending, and particularly relates to an aviation pipe fitting bending device which comprises a bottom plate, a supporting frame is fixedly connected to the center of the top of the bottom plate, a fixed seat is fixedly connected to the top of the supporting frame, turnover beams are rotationally connected to the two sides of the fixed seat, and movable seats are arranged on the upper end faces of the turnover beams. An air cylinder is arranged at the bottom end of the turnover beam; positioning shafts are rotationally mounted on the movable seat and the fixed seat; a stand column is arranged on one side of the bottom plate, a transmission is arranged on one side of the top of the stand column, and a motor is arranged at the bottom of the stand column. The design of the device is allowed to adapt to pipe fittings with different diameters, and the tedious operation that accessories or adjusting mechanisms need to be replaced when existing equipment treats the pipe fittings with different diameters is solved; the first pipe groove and the second pipe groove which are different in inner diameter are formed in the positioning shaft and can be selected according to the diameters of the pipe fittings, and therefore adaptation to the pipe fittings different in diameter is achieved.

This utility model discloses a 3D printing additive manufacturing equipment, which includes a control power supply and a pneumatic control device. The core structure also includes: a lifting plate connected to a lifting drive mechanism; an ultraviolet lamp irradiation module mounted on the lifting plate and having an adjustable light direction ultraviolet lamp assembly; a dispensing module mounted on the ultraviolet lamp bracket, with the dispensing end surrounded by the ultraviolet lamp assembly and the air inlet end connected to the pneumatic control device; a positive power supply connection block sleeved on the dispensing end of the dispensing module and connected to the positive terminal of the control power supply; and a dispensing platform located below the dispensing module, with a metal negative pressure plate at the top and connected to the negative terminal of the control power supply. In addition, a heating module is provided outside the dispensing module, and the lifting drive mechanism adopts a double guide rail and lead screw nut assembly to ensure accuracy. This equipment is based on electrohydrodynamics (EHD) technology and drives dispensing through "electric field + air pressure", which has non-contact printing characteristics, high printing accuracy and stability, and is suitable for processing complex display screen structures.