144results about How to "Avoid scrapping" patented technology

The invention provides a hydraulic servo oil cylinder trunnion positioning and repairing method and a positioning device, which are used for carrying out in-situ welding and repairing on a fractured oil cylinder trunnion, and the method comprises the following control conditions: (1) heating an oil cylinder barrel before welding and carrying out heat preservation on the oil cylinder barrel after welding; (2) the tensile strength of the selected welding rod is higher than that of an oil cylinder barrel matrix; and (3) the welding rod is baked and heated before welding.

This invention discloses an automatic material stacking system for shaft components in a mesh belt isothermal normalizing furnace, relating to the technical field of shaft component stacking equipment. It includes a stacking platform with a hinge structure. The two halves of the hinge are rotatably connected by a rotating shaft. The two ends of the rotating shaft slide up and down along second guide rails. Two second guide rails are fixedly connected to both sides of the stacking frame. Each half of the hinge is fixedly connected to two traction ropes. The two traction ropes of the left half of the hinge are wound around two third rollers, and the two traction ropes of the right half of the hinge are wound around two first rollers. A third motor drives the two first rollers and the two third rollers to rotate synchronously. The rotating shaft is connected to two traction ropes, which are wound around two second rollers. A second motor drives the two second rollers to rotate synchronously. The stacking platform opens, closes, and rises and falls under the action of the traction ropes. A material frame is located below the stacking platform. This invention has a simple structure, is easy to operate, can replace manual stacking, save labor, and improve production efficiency.

The utility model belongs to the technical field of building materials, and particularly relates to a novel semi-hidden frame type building glass curtain wall which comprises a frame and a glass plate, the frame is composed of transverse rods and longitudinal rods, the glass plate is composed of a first glass sheet, a second glass sheet and an inner support, and the inner support is installed between the first glass sheet and the second glass sheet. The first glass sheet and the second glass sheet are located on the outer side of the inner support to form a clamping groove used for being connected with a frame, a plurality of guide grooves are distributed in the surface of the side, used for being connected with the transverse rod, of the inner support at equal intervals, the guide grooves are filled with adhesive glue, and a movable part is slidably installed in each guide groove. The adhesive in the guide groove is extruded into the guide groove through the movement of the guide moving part, so that the adhesive can be uniformly and fully distributed between the cross rod and the inner bracket, the adhesive coating work is automatically completed, the adhesive coating difficulty is reduced, the mounting efficiency and convenience are improved, and the sealing performance of the cross rod and the inner bracket can be fully ensured.

The utility model relates to the technical field of blanking and trimming dies, in particular to a blanking and trimming die for automobile parts, which comprises an upper die, a lower die, a cutter, a stamping device and a workbench, the lower die is mounted at the top of the workbench, and the stamping device is mounted at the top of the workbench. By arranging the pressure sensor, the vibration sensor, the infrared thermal imager, the laser displacement sensor, the display and the like, the pressure sensor is used for collecting the blanking load of the cutter in real time, the vibration sensor is used for monitoring abnormal vibration, the infrared thermal imager captures the temperature change of the cutting edge, and the laser displacement sensor is used for detecting the abrasion loss of the cutter. All kinds of data are synchronously transmitted to the displayer to be visually displayed, full-dimension real-time detection of the working state of the cutter is achieved, hidden dangers such as slight abrasion and hidden cracks of the cutter can be recognized in advance, die damage or material scrapping caused by sudden tipping during high-speed punching is avoided, and the stability and reliability of the machining process are remarkably improved.

The utility model discloses an embedded buoy vibration monitoring device, and relates to the buoy vibration monitoring device technology field, the embedded buoy vibration monitoring device comprises a buoy, the buoy is formed by splicing four fan-shaped buoys, the center position of the buoy is provided with an installation through hole, the installation through hole is internally provided with an installation column, and the installation column is provided with a through hole. A positioning column is mounted on the side, close to the direction of the mounting through hole, of the fan-shaped buoy, positioning springs are mounted at the two ends of the other side of the positioning column, a positioning plate is mounted at the other end of each positioning spring, a telescopic rod is mounted in each positioning spring, and first positioning grooves are formed in the two sides and the two ends of the outer wall of the mounting column; according to the scheme, the problems that in the using process of an existing buoy, the movement of the ocean cannot be monitored according to the movement of the buoy, real-time data cannot be transmitted to a research station or a ship, environment changes cannot be coped with conveniently in time, and ocean and environment phenomena cannot be better predicted and evaluated are solved.

The utility model relates to the technical field of positioning stamping, and discloses special-shaped metal sheet positioning stamping equipment which comprises an operation table, an electric push rod is fixedly connected into the operation table, a sliding plate is fixedly connected to the top of the electric push rod, and two supporting columns are fixedly connected to the top of the sliding plate. The top of each supporting column is fixedly connected with a sliding block, the sides, far away from each other, of the sliding blocks are fixedly connected with two first square sliding blocks, the exteriors of the first square sliding blocks are slidably connected with triangular sliding blocks, the exteriors of the triangular sliding blocks are slidably connected with supporting frames, and the tops of the triangular sliding blocks are fixedly connected with clamping plates. According to the stamping die, it is guaranteed that the position of a thin plate is fixed without deviation during stamping, stamping size errors or workpiece scrapping caused by positioning deviation are avoided, vibration and shaking are reduced, the stamping die is particularly suitable for stamping scenes with complex shapes or high-precision requirements, and the consistency of machining quality is improved.

The application discloses a slow wire cutting equipment, which comprises a machine body, a liquid storage pool arranged on the machine body, a moving frame in sliding connection with the machine body, a plurality of guide wheels arranged on the machine body and the moving frame, and a protection assembly. The protection assembly comprises a communication block, a protection column is inserted into the communication block, a through groove is arranged in the center of the column body of the protection column, the through groove penetrates through the protection column, and a second water guide groove is arranged in the lower end surface of the protection column and located between the outer wall of the protection column and the through groove. The slow wire cutting equipment can effectively protect the thin copper wire, avoid the change of the discharge gap between the thin copper wire and the workpiece caused by the oxide skin and carbon residue generated in the workpiece cutting process, ensure the stable discharge state between the thin copper wire and the workpiece, effectively prevent the thin copper wire from being broken due to the change of the discharge gap during the workpiece cutting, avoid the workpiece from being scrapped, and further help to improve the machining quality and the working efficiency.

The utility model relates to the technical field of battery manufacturing, and discloses an electrode assembly which comprises a first pole piece, a second pole piece, a first diaphragm, a second diaphragm and a supporting assembly, when the electrode assembly works, the battery cell body expands, and the first supporting layer attached to the inner wall surface of the accommodating space supports the battery cell body, so that expansion and displacement of the battery cell body towards the accommodating space are inhibited, interface contact is improved, and lithium precipitation is improved; the second supporting layer is arranged in the first supporting layer, and the elastic modulus of the second supporting layer is smaller than that of the first supporting layer, so that the first supporting layer can contract towards the interior of the first supporting layer under a relatively high pressure to adapt to relatively high expansion of the battery cell body, and interface contact is guaranteed; therefore, the normal use of the electrode assembly at the end of the battery cell circulation is ensured.

The utility model discloses a kind of assembly collet chuck, including connecting seat, the upper portion of the connecting seat is equipped with chuck holder, the outer surface of the chuck holder is threadedly connected with threaded locking sleeve, the inside of the chuck holder is equipped with elastic collet, the inside of the chuck holder is equipped with cutter head, the inner ring of the elastic collet and the outer surface of cutter head are in close contact, the upper surface of the connecting seat is provided with lower annular screw groove, the bottom of the chuck holder is fixedly connected with lower threaded ring, the bottom of the chuck holder is provided with upper annular screw groove, the outer surface of the connecting seat is fixedly connected with upper threaded ring, the outer surface of the lower threaded ring and the inner wall of lower annular screw groove are threadedly connected, the outer surface of the upper threaded ring and the inner wall of upper annular screw groove are threadedly connected.This assembly collet chuck, by screwing relevant threaded components, damaged parts such as chuck holder can be flexibly disassembled for replacement, avoid because local damage leads to entire collet chuck scrap, reduce use cost.

The utility model discloses a combined anti -fake buckle and anti -fake packing box, including male buckle, female buckle and support piece, and male buckle has and inserts the part, and female buckle has the accommodation groove, and the one end of accommodation groove is open and forms the opening for the insertion of the open part, and the open part has two interval setting elastic arm, and is equipped with the lock catch structure between elastic arm and the inside wall of accommodation groove, in the non -locking state, support piece is located outside accommodation groove, and the lock catch structure is in the unlocking state, and the open part can freely insert or pull out accommodation groove, in the locking state, support piece is located in accommodation groove, and support piece is between two elastic arms, and support piece opens two elastic arms, and makes the lock catch structure be in the locking state to limit the open part to pull out accommodation groove, the utility model discloses can avoid male buckle with female buckle mistake buckle, convenient transportation, prevent packing box and directly scrap without loading article.

The invention discloses a TC cavity automatic cleaning system, and relates to the technical field of semiconductor manufacturing, the TC cavity automatic cleaning system comprises a cavity, a vacuum hand disc is installed in the cavity, the automatic cleaning system further comprises a second air inlet branch pipe, the two ends of the bottom of the second air inlet branch pipe penetrate through the top of the cavity and extend into the cavity, and the second air inlet branch pipe is arranged in the cavity. The two ends of the bottom of the second air inlet branch pipe fixedly communicate with the same annular air inlet pipe, and the bottom of the annular air inlet pipe fixedly communicates with a plurality of first air spraying heads. According to the invention, through a simple structure, automatic cleaning in the cavity is realized, manual cavity opening is not needed, the downtime is obviously reduced, contamination particles of a vacuum hand disc are prevented from being adhered to a wafer to cause chip scrapping, the production continuity and efficiency are improved, the production cost is reduced, the production efficiency is improved, the production cost is reduced, and the production cost is reduced. The manual intervention requirement is reduced, precise cleaning is ensured through the adjusting assembly, pollutants are rapidly removed through the exhaust assembly, and cleaning parameters can be optimized through the valve.

This utility model relates to the field of sealing joint technology, and in particular to a pipe packing sealing joint that is easy to disassemble. It includes a pipe joint, a seamless steel pipe, and braided packing. The lower end of the pipe joint is fixedly connected to a connecting and fixing mechanism via a flange. An oil injection mechanism is installed inside the pipe joint, and a clamping mechanism is installed inside the connecting and fixing mechanism. The connecting and fixing mechanism includes a flange joint, with a connecting fork fixedly connected to the outside of the flange joint. A rotating threaded rod is rotatably connected to the inside of the connecting fork, and a nut is helically connected to the outside of the rotating threaded rod. A magnetic cap is fixedly connected to one end of the rotating threaded rod. The oil injection mechanism includes an oil injection ring with an oil hole on its inner side. In this utility model, the device automatically releases the pure lubricating oil retained inside during disassembly. This lubricating oil provides better lubrication and cooling during the removal of the packing from the device, making the disassembly process smoother.

The invention discloses a lithium battery aluminum shell size detecting and positioning device and method, belongs to the technical field of lithium battery accessory production, and aims to solve the problems that an existing detecting device is single in function and low in efficiency due to the fact that clamping needs to be conducted for multiple times, and an aluminum shell is prone to deformation. Four groups of clamping parts are symmetrically arranged on the support frame, and a bidirectional screw is used for driving a first clamping plate and a second clamping plate to synchronously clamp an aluminum shell from the inner side and the outer side, so that stable positioning is realized; the internal measuring part drives a distance sensor to rotate through a stepping motor and cooperates with an electric push rod to complete inner cavity size measurement. The external measuring part adopts a similar structure to realize outer wall dimension detection, the support frame is driven by the driving motor to lift, internal and external dimension continuous measurement under one-time clamping is realized, the device reduces positioning errors, avoids aluminum shell deformation, improves detection precision and efficiency, and is suitable for lithium battery aluminum shell production quality control.

The utility model discloses a charging system fault detection device, which relates to the technical field of charging fault detection and comprises a box body, a control panel is arranged on the inner top surface of the box body, a fixing plate is arranged at the upper end of one side of the control panel, a mounting plate is arranged on the top surface of the fixing plate, and a plurality of fixing bolts are arranged between the mounting plate and the fixing plate in a penetrating manner. A nut of the fixing bolt is provided with anti-skid lines and is in a round button shape, an inserting ring is arranged in the middle of the top face of the mounting plate, a cover plate is hinged to one side of the inserting ring, a buckle protruding block is hinged to the other side of the inserting ring, and a clamping groove corresponding to the buckle protruding block is formed in the cover plate; according to the utility model, through the elastic clamping cooperation of the plugging ring and the C-shaped frame, the modularized replacement and multi-standard adaptation of the plugging gun interface are facilitated, the compatibility of the detection equipment and the maintenance convenience of the plugging port are improved, and the problem that the whole body needs to be replaced after the plugging port of the traditional detection device is replaced is solved; and the stability and efficiency of fault detection of the charging system are obviously improved.

The utility model relates to a glue bucket retreat prevention mechanism and glue bucket replacement device, glue bucket retreat prevention mechanism includes setting the mounting bracket of glue roller way one end and setting the glue bucket baffle of mounting bracket, the glue bucket baffle is rotatedly connected with mounting bracket through fixed pin, and the fixed pin is equipped with torsion spring with glue bucket baffle, the mounting bracket top surface does not protrude glue roller way, and the glue bucket baffle can rotate to the top surface not protruding mounting bracket when glue bucket is pushed to glue roller way through mounting bracket, rotates to the top surface protruding mounting bracket and glue roller way under the action of torsion spring when glue bucket leaves mounting bracket. Compared with prior art, the utility model has the advantages such as preventing material scrapping and personnel injury caused by glue bucket backward movement.

The application belongs to the technical field of nuclear fusion engineering, and discloses a kind of integrated bearing platform of filling, test and transfer of fusion device TBM assembly, wherein the main platform includes bottom plate and mounting rack extending upward from the opposite sides of the bottom plate, for placing TBM assembly on the bottom plate; TBM temporary top cover includes top cover main body and embedded body protruding downward from the lower surface of the top cover main body, the opposite sides of the top cover main body are used for placing on the corresponding mounting rack, and the embedded body is used for detachably sealingly embedded in the interface of TBM assembly; lifting lug plate is used for placing at the upper side of the opposite sides of the top cover main body; bolt is used for passing through lifting lug plate, top cover main body and mounting rack, so as to fasten lifting lug plate, top cover main body and mounting rack; buffer pad is arranged at the lower surface of the bottom plate. The application can complete filling, all filling quality detection and process treatment before TBM formal top cover buckling, and can integrate TBM assembly packaging, transfer and hoisting functions.

The utility model provides a kind of machining piece displacement monitoring device, the displacement monitoring device includes control device, first alarm device, displacement detection device, power supply battery and second alarm device.Control device includes control box and controller, and controller is set in control box.First alarm device is set on control box, and first alarm device is electrically connected controller.Displacement detection device is set to the side of machining piece, and displacement detection device is electrically connected controller, and power supply battery is electrically connected controller.Second alarm device is wirelessly connected control device, and it is located the control panel side of machine tool.The displacement monitoring device overcomes the hysteresis of traditional measurement method, ensures that any small displacement change in processing can be captured in time.Double alarm mechanism not only improves the reliability of alarm, effectively avoids the safety accident caused by alarm signal not being perceived in time.

The invention discloses a stainless steel shell laser cutting and online detection system and a working method thereof, and belongs to the technical field of laser processing. The system comprises a mounting base arranged on a rotating platform, an adsorption fixing assembly for adsorbing and fixing the stainless steel shell through negative pressure, a cutting mechanical arm with a laser cutting head arranged at the end, and a self-cleaning and online detection cooperation device. The collaborative device comprises a directional moving seat moving along the contour of the inner wall of the shell, a detection contact pin for sensing the normal displacement change of the inner wall of the shell in real time, and a cleaning brush for cleaning scraps; and a probe of the contact pin is wrapped in the middle of the brush. In the laser cutting process, the detection contact pin and the cleaning brush synchronously move along the inner wall of the shell, shell positioning deviation possibly caused by stress release during cutting is monitored in real time, emergency stop is triggered immediately when normal displacement deviation exceeds a preset threshold value, and cutting track deviation and workpiece scrapping are effectively avoided; meanwhile, a cleaning brush ensures that the surface of a detection area is clean, and detection reliability is improved.

This invention provides a metal mask for silicon-based liquid crystal light valve chips, relating to the field of semiconductor optoelectronic device manufacturing technology. It includes a metal substrate and a pixel aperture array, alignment mark area, stress buffer, and reinforced border disposed on the metal substrate, adaptable to mass production evaporation and photolithography processes for LCoS light valve chips. The metal substrate consists of four layers stacked sequentially from bottom to top: a substrate layer, a molybdenum transition layer, a Mo-Ta-N functional pattern layer, and an Al2O3-SiO2 composite passivation layer. The molybdenum transition layer is deposited on the substrate surface using magnetron sputtering, with a surface roughness Ra < 0.15 nm. The Mo-Ta-N functional pattern layer is deposited on the surface of the molybdenum transition layer using reactive magnetron sputtering. The near-vertical, low-roughness aperture sidewalls of this invention result in shadow-free evaporation, uniform electrodes, and clear edges, improving the light utilization and contrast of the LCoS chip. It also increases the utilization rate of the evaporation material and reduces material loss during mass production.

The utility model discloses a digital printer material output detection device, and relates to the technical field of digital printing equipment. The device comprises an infrared sensor, a main control board and a horizontal platform, the infrared sensor is fixed below the platform, the detection direction of the infrared sensor is parallel to the platform, and the infrared sensor is used for monitoring the droop state of the printing material in real time; the main control board receives signals of the infrared sensor and controls the printer to pause when material accumulation is detected. The platform is located between the printer output end and the oven inlet and effectively intercepts accumulated materials. Through automatic detection and shutdown control, the problems of material stacking, scraping and scrapping caused by mismatching of the printing speed and the drying oven speed are solved, and the production efficiency and the material utilization rate are remarkably improved.

The utility model relates to the technical field of Fe-Si-Al soft magnetic powder surface coating, and discloses a surface coating device for Fe-Si-Al soft magnetic powder production, which comprises a coating machine box body, the top of the coating machine box body is provided with a material inlet, the bottom of the coating machine box body is provided with a material outlet, the coating machine box body is internally provided with a stirring assembly, and the stirring assembly is provided with a material outlet. A screening assembly is arranged at the bottom of the coating machine box body, a first supporting frame is fixedly connected to the outer wall of the coating machine box body, the stirring assembly comprises a first rotating column and a plurality of stirring rods, and the two ends of the first rotating column are rotationally connected to the interior of the coating machine box body. According to the soft magnetic powder coating machine, when soft magnetic powder in the coating machine box body is coated, the motor is started to drive the first rotating column, then the first rotating column drives the stirring rod, the stirring rod drives the scraping plate, and then the scraping plate drives the bent plate blade to coat the soft magnetic powder; the problem that the insulation value of a product is affected by uneven mixing and different thicknesses of the coating layer is effectively solved, and the production efficiency is improved.

The utility model relates to transplanting tongs technical field provides double -claw type seedling transplanting tongs, including support ring, movable side shell and transplanting tongs, the front and back ends of support ring are fixed with support block, and the both sides of support ring bottom are provided with movable side shell, and the bottom of movable side shell is provided with transplanting tongs, and the both sides of support ring top are fixed with support rod, and the top of support rod is provided with the handle that sets up, and the both sides of handle are provided with silk rope, and the bottom of silk rope is hinged with the hinge seat, the utility model discloses the cooperation and the quick detachable structure of fixed pin of the cooperation of the slot and the cutting, make the replacement process of transplanting tongs not to need complex tool and professional skill, and ordinary operating personnel can complete the dismounting operation fast, significantly reduced equipment downtime maintenance time, improved overall transplanting operation efficiency. When the transplanting tongs appear abrasion, deformation or damage because of long -term use, do not need to replace the equipment as a whole, only need to dismantle and replace the damaged transplanting tongs parts pertinently, and the equipment maintenance cost and resource waste are reduced greatly.

This application relates to a device for pressing and removing broken tube expander ends, comprising a positioning base, a clamping mechanism disposed on the positioning base for clamping and fixing the tube sheet, and an ejection mechanism disposed on the positioning base for ejecting the broken tube expander end from the end of the heat exchanger tube. The ejection mechanism includes an ejection support plate disposed on the positioning base, an ejection telescopic cylinder disposed on the ejection support plate, a top seat disposed on the piston rod of the ejection telescopic cylinder, an ejection rod disposed on the top seat and slidably inserted into the open end of the heat exchanger tube, and a plurality of top balls filled in the inner cavity of the heat exchanger tube. The outer diameter of the top balls is smaller than the inner diameter of the heat exchanger tube, and the multiple top balls are located between the ejection rod and the broken tube expander end. This application has the effect of facilitating the removal of the broken tube expander end.

The invention relates to the technical field of battery sealing nail welding, and provides a battery sealing nail welding defect repairing method. The repairing method comprises the following steps: acquiring an aluminum wafer of which the diameter is greater than that of a liquid injection hole of the battery top cover; removing the sealing nail at the liquid injection hole of the top cover of the battery; cleaning a liquid injection hole area; carrying out penetration type stitch welding by taking the wafer as an upper layer and the battery top cover as a lower layer to form a welding seam for melting the wafer and the battery top cover into a whole; and treating the welding seam and the wafer, enabling the outer surface of the wafer to be flush with the outer surface of the battery top cover, and enabling the liquid injection hole area not to be visually recognized. According to the repairing method, the aluminum wafer and the battery top cover are subjected to penetration stitch welding, and the welding seam and the surface of the wafer are treated, so that the welding defect of the sealing nail is repaired, the situation that the battery is degraded and scrapped due to poor welding or appearance defect of the sealing nail is avoided, and the quality requirement of the battery is met.

The utility model discloses a mother alloy casting mould, including lower mould fixing plate and upper mould fixing plate, the upper mould fixing plate is provided with a pair of upper detachable mould, the surface of upper detachable mould is provided with upper forming groove, the upper mould fixing plate is provided with upper connecting groove, the upper connecting groove is arranged between the two upper detachable mould, and the lower mould fixing plate is provided with lower connecting groove. The upper detachable mold and the lower detachable mold can be directly detached and replaced when mother alloy products of different specifications and shapes need to be produced, and the upper detachable mold and the lower detachable mold can be directly detached and replaced in the casting operation, so that the production efficiency is greatly improved, and the production cost is reduced. A complete and coherent casting channel is formed by the liquid injection opening, the upper connecting groove, the injection opening, the upper forming groove and the lower forming groove, the top of the push rod is arranged in the lower connecting groove, redundant components can be taken out by pushing the push rod after cooling in a communicating pipeline, and accurate guiding is achieved through cooperation of the positioning sleeve and the positioning column in the mold closing process.

The utility model relates to a tool for the maintenance of electrolytic cell, including: screw, nut and casing pipe subassembly, casing pipe subassembly includes: flange and welding in the flange lower part, the lower end of screw is provided in the location hole of dismantled subassembly, the casing pipe is provided between screw and the location hole wall of dismantled subassembly, and the screw is in the flange lower part. The nut is arranged on the screw rod in a sleeving mode and located above the flange, a conical base with the upper portion narrow and the lower portion wide is arranged at the bottom of the screw rod, a conical surface matched with the conical base of the screw rod is arranged at the bottom of the sleeve, the sleeve assembly is divided into a plurality of sleeve assembly sections in the circumferential direction, a gap is formed between every two adjacent sleeve assembly sections, and the sleeve assembly is sleeved with the nut. Therefore, dislocation of the cathode plate and the anode plate and overall scrapping of the PEM film are avoided, meanwhile, the maintenance efficiency is greatly improved, and the maintenance cost is reduced.

The application discloses a kind of full-time hot standby fault zero attenuation air supply system and method, it is related to air supply system technical field, the air supply system includes: main fan blade, vice fan blade, deceleration synchronization unit, switching control module, risk prediction module, air supply pressurization module and emergency backup unit.The deceleration synchronization unit is connected to the deceleration of main fan blade and vice fan blade, when main fan blade is fault-free operation, vice fan blade can follow it and rotate at low speed, when main fan blade appears fault or there is predicted fault risk, vice fan blade does not need to start quickly to promote speed from static, avoid the delay problem that vice fan blade starts to stable air supply when traditional double fan group switches, ensure that the airflow barrier of scene is not destroyed, guarantee target area air supply environment stability, simultaneously, vice fan blade is standby by main fan blade synchronous rotation, so that vice fan blade standby process does not need to be driven separately, realize the energy-saving standby effect of system, reduce the problem of traditional double fan simultaneous start energy consumption.

This invention belongs to the field of image processing technology, specifically relating to an online monitoring method and system for the drying morphology of instant goat milk powder. The method includes: acquiring images of the fluidized bed interior to construct a spatiotemporal fluidized image tensor; obtaining fluidization confidence using eigenvalue decomposition of the local spatiotemporal structure tensor matrix to determine the effective fluidized region; performing morphological opening operations on the effective fluidized region using a sequence of structuring elements, statistically summing gray values ​​and constructing a morphological pattern spectrum to obtain the morphological pattern spectrum entropy; obtaining the pulsating velocity vector using an optical flow algorithm, thereby obtaining the average particle pseudo-temperature and coefficient of variation; and obtaining the fluidization steady-state potential energy index based on the morphological pattern spectrum entropy, average particle pseudo-temperature, and coefficient of variation, and generating control commands. This invention achieves monitoring of complex and abnormal conditions such as the initial stage of dead bed formation and channeling through the fluidization steady-state potential energy index.

This utility model belongs to the field of PCB technology and discloses a blind via misalignment detection module for circuit boards. It is installed in a non-product area of ​​the circuit board and is characterized by including at least one detection unit. Each detection unit includes a blind via for detection and a marking area on the outer layer of the circuit board. The bottom surface of the blind via is exposed. By simply identifying the difference between the actual distance and the designed distance from the blind via to the marking frame using AOI scanning, the extent of misalignment of the blind via relative to the marking frame can be determined. This misalignment data can be extrapolated to the misalignment of blind vias in the product area relative to the outer layer of the product area. The misalignment inspection of this utility model can avoid large-scale rework and scrap caused by undetected misalignments. Problems in the production process can be corrected in a timely manner, saving costs, optimizing the production process, and improving production efficiency.