209results about How to "Reduce scrap" patented technology

The invention relates to the technical field of industrial intelligent manufacturing, in particular to a flexible production line appearance defect optical detection method. Comprising the steps of performing image acquisition on semi-finished products and finished products on a production line; carrying out preprocessing and spatial transformation on the collected image; performing feature extraction and clustering analysis on the positive sample image of the to-be-detected product by using unsupervised learning to form a feature library; comparing the feature vector of the to-be-detected image with a feature library, and outputting the defect position and type of the sample; an improved RTDETR model with supervised learning is adopted, a sample judged as a defect is used for training, and the improved RTDETR model adopts a ResNet and Visual Transform network structure; and performing real-time detection and result feedback on the deployment model. According to the technical scheme, the appearance defect detection efficiency and the product quality of products manufactured on the flexible production line can be improved.

The invention relates to the technical field of production process control, and discloses an intelligent production method and system for a thin-wall concrete electric pole, and the method comprises the steps: obtaining the hardening state grade of the interior of concrete through constructing a hardening state evaluation model; dividing the interior of the electric pole into a plurality of control units, calculating a hardening unevenness index, and generating a hardening homogenization scheme; acquiring historical production data, and extracting a matched reference internal mold demolding scheme as an initial internal mold demolding parameter; according to the hardening state grade of the interior of the concrete, the initial internal mold demolding parameters are calibrated, and second internal mold demolding parameters are obtained; the inner mold demolding process is controlled according to the second inner mold demolding parameter, the demolding process is monitored in real time, and closed-loop optimization control is conducted; according to the method, the concrete internal hardening state and historical production experience are comprehensively considered, intelligent control over the thin-wall concrete pole production process is achieved through dynamic evaluation and calibration, and the production quality and efficiency are improved.

The invention discloses an exposure dose compensation method and system for a critical dimension during mask exposure. The method comprises the following steps: designing a plurality of test patterns according to key pattern factors influencing the mask exposure; manufacturing the plurality of test patterns into a mask plate; measuring differences between the measured values and the design values of the key shapes of the various masks, and summarizing and summarizing a relational graph between the measured values and the design values of different sizes of the key shapes under different exposure doses; according to the measurement result, obtaining the relationship between different design sizes and the exposure dose correction amount under various key shapes, and incorporating the relationship into a control system; the method comprises the following steps: before production of a mask, identifying the characteristics of key shapes of the mask, and inputting the characteristics into a control system; according to the exposure dose compensation method for the critical dimension during mask exposure, the standard deviation between the measured value and the design value of the critical dimension in mask production can be reduced to half of the original standard deviation, the coincidence rate of the manufacturing process is greatly improved, and the scrapping condition of the mask is reduced.

The utility model relates to a PCVD (plasma chemical vapor deposition) process uniform deposition device which comprises rotary sealing chucks coaxially and correspondingly arranged on two sides of a lathe bed, the rotary sealing chucks on the two sides are connected with a synchronous rotary driving device, and a microwave resonant cavity is arranged between the two rotary sealing chucks. The two rotary sealing chucks comprise a gas inlet rotary sealing chuck and a gas exhaust rotary sealing chuck, the gas inlet rotary sealing chuck is communicated with a raw material gas source through a gas inlet pipe, and the gas exhaust rotary sealing chuck is communicated with a vacuum pump gas pumping system through a gas exhaust pipe. And the auxiliary exhaust pipe is communicated with the auxiliary vacuum pump air extractor through a tandem electric control valve. The axial uniformity of PCVD (plasma chemical vapor deposition) process deposition can be effectively improved by increasing intermittent air exhaust, so that the effective rod length of a deposition core rod and the quality of a deposition liner tube are improved.

The invention relates to a display screen defect detection method based on machine vision, and the method comprises the following steps: obtaining an order area of a to-be-detected display, matching and determining a detection correction item, and correcting a defect detection standard of the to-be-detected display; collecting a five-color picture set of the to-be-detected display; preprocessing the five-color picture set to obtain a five-color picture set to be detected; and performing defect detection on the to-be-detected five-color picture set through a preset visual detection model based on the corrected defect detection standard, and outputting a defect detection result. The method has the effect of effectively improving the detection efficiency and the detection precision.

The invention belongs to the technical field of batteries, and particularly relates to a roll core winding system and a correction method, and the roll core winding system comprises a winding module which comprises a winding needle which is used for winding a pole piece and a diaphragm to form a roll core; the die cutting module comprises a laser die cutting unit and is used for performing die cutting on the edge of the pole piece to form a pole lug; the knurling module comprises a knurling roller unit and is used for constructing a knurling area on the pole piece; the correction module comprises a detection unit and a control unit, and the detection unit is used for collecting a first moment and a second moment when the two opposite side edges of the tab pass through a fixed point respectively in the winding process; the control unit is used for calculating the error of the winding core and the dislocation amount of the tab according to the data acquired by the detection unit, the timing zero point, the angular speed of the winding needle, the distance from the winding needle to a fixed point and the feeding position of the pole piece; and whether the to-be-wound pole piece is corrected or not is judged based on the error of the winding core, and the laser die cutting unit and the embossing roller unit are correspondingly controlled to work according to the dislocation amount of the pole lug.

The utility model provides an auxiliary frame lining press fitting tool which comprises a workbench base, a bearing, a guide sleeve, a guide column and a spring. The workbench base, the bearing and the guide sleeve are sequentially connected end to end from bottom to top, the lower portion of the guide column is axially and movably arranged in the guide sleeve, the upper portion of the guide column extends towards the upper portion of the guide sleeve, and the spring is arranged between the guide sleeve and the guide column. The outer wall face of the guide column is of a step shape and is sequentially provided with a lining pre-installing position and a lining pipe installing position from top to bottom. The press-fitting process is adjusted, a bushing positioning tool and a bushing pipe positioning tool are integrated, the tool structure is optimized and changed, an auxiliary frame bushing pipe is positioned, and bushing preassembling is integrated on the same tool table, so that the integrated press-fitting process is realized, the production takt is improved, the phenomenon of bushing edge shoveling cannot occur in the press-fitting process, and the production efficiency is improved. The qualification rate of the bushing is close to 100%, and the product quality is improved.

The invention discloses an inner barb demolding mechanism and method for an automobile lamp injection mold, and particularly relates to the technical field of injection molding.The inner barb demolding mechanism for the automobile lamp injection mold comprises a lower mold and an upper mold, and a forming insert is arranged on the lower mold. Intermittent control over the multiple inner barb pieces and the formed product can be completed through the demolding mechanism, early-stage demolding control over the inner barb positions of the formed product can be completed through the gap propelling design, the problem that the formed product is damaged is avoided, meanwhile, multi-mode demolding operation is adopted, damage to the formed product is avoided, and the production efficiency is improved. Through the design of the knocking mechanism, stable knocking force can be provided in the early stage of demolding, stripping of a formed product is accelerated, the demolding process is shortened, meanwhile, cooling liquid can be continuously fed into the multiple inner barb pieces to complete cooling molding, the problem that the demolding effect is affected due to incomplete cooling of the inner barb piece areas is solved, the yield is increased, and the production cost is reduced. And the scrap quantity is reduced.

The invention discloses an intermediate double-gear axial correction value measuring device, a measuring method and a grouping matching method, and the measuring device comprises a bottom plate, and a first support device, a second support device, a helical gear positioning tooth, a straight gear positioning tooth, a gauge stand device and a contact indicating device which are disposed on the bottom plate. The first support device, the second support device, the bevel gear positioning tooth and the straight gear positioning tooth are respectively provided with a contact indicating device, and the first support device, the second support device, the bevel gear positioning tooth and the straight gear positioning tooth are completely attached to the matching face of the measured middle double gear to form a circuit loop. According to the invention, the measurement efficiency can be ensured, the measurement stability can be enhanced, the measurement difficulty is reduced, the measurement efficiency is improved, the measurement repeatability and consistency are improved, and the condition that the vibration value of the whole machine exceeds the standard or the meshing part is abnormally damaged or even scrapped due to poor meshing of gears caused by inaccurate measurement is effectively avoided.

The present invention relates to the technical field of cutting fluids. The present invention discloses a device for preparing aluminum alloy cutting fluids and cutting fluids prepared by the device. The preparation device comprises a preparation tank, a multi-stage stirring component, a speed change mechanism, a linkage adjustment mechanism, and a homogenization channel. The multi-stage stirring component comprises a power source, a power shaft, a bottom stirring paddle, a middle stirring paddle, and an upper stirring paddle; and the homogenization channel is distributed inside the bottom stirring paddle. The cutting fluid comprises at least the following components in parts by weight: 19-26wt% of vegetable oil, 3-6wt% of lubricant, 2-5wt% of rust inhibitor, 1-2wt% of coupling agent, 7-11wt% of emulsifier, 11-15wt% of PH buffer, 0.5-1wt% of defoamer, 1-1.5wt% of corrosion inhibitor, 1-2wt% of antibacterial agent, and the balance is deionized water. The present application solves the problem of uneven mixing and dispersion in the existing aluminum alloy cutting fluid preparation process, and solves the problem of insufficient stability of the emulsifier in the aluminum alloy cutting fluid preparation process, easy stratification and demulsification, and affecting the cooling and lubrication effect.

The invention discloses a perovskite photovoltaic module defect detection method and device and a storage medium, and belongs to the field of perovskite photovoltaics. The method comprises the following steps: irradiating the back surface of a to-be-detected perovskite photovoltaic module, performing first image acquisition on a perovskite layer in the to-be-detected perovskite photovoltaic module to obtain a first image, and determining defect position information and film thickness information in the first image based on the first image; performing second image acquisition on the position of the defect based on the position information of the defect to obtain a second image; based on the second image, judging the types of the defects, and counting the types of the defects to obtain the number of each type of defects; and judging whether the to-be-detected perovskite photovoltaic module is qualified or not based on the number of various types of defects or the film thickness information of the first image. According to the invention, the defects of the to-be-detected perovskite photovoltaic module can be rapidly detected, analyzed, judged and early warned, so that the yield of products can be improved.

The invention relates to the technical field of perovskite solar cells, in particular to a method and a device for repairing abnormal laser scribing of a perovskite photovoltaic module. The repairing method for the abnormal laser scribing of the perovskite photovoltaic module comprises the following steps: acquiring space information of an abnormal laser scribing position in a semi-finished product of the perovskite photovoltaic module to be detected, the spatial information of the abnormal laser scribing position comprises a channel of the abnormal laser scribing position, an abnormal center point coordinate of the abnormal laser scribing position and an abnormal size of the abnormal laser scribing position; and based on the spatial information of the laser scribing abnormal position and a to-be-repaired film layer area determined by the spatial information of the laser scribing abnormal position, performing laser repair on the to-be-repaired film layer area to obtain a repaired perovskite photovoltaic module semi-finished product. According to the method provided by the invention, laser repair is carried out on the region with abnormal laser scribing in the semi-finished product of the perovskite photovoltaic module, so that the stability of the perovskite photovoltaic module and the yield of the product are improved.

The invention provides a semiconductor structure and a manufacturing method thereof. The manufacturing method of the semiconductor structure comprises the steps that a substrate is provided, the substrate comprises a first area and a second area, and a dielectric layer is formed on the substrate; executing an anisotropic first dry etching process, etching the dielectric layer and the substrate and stopping in the substrate, and forming a plurality of through holes in the first region; and executing an anisotropic second dry etching process, etching the dielectric layer and the substrate in the second region to form a contact hole, and simultaneously etching the dielectric layer and the substrate on the side edge of the through hole to expand the through hole to form a mark groove. Therefore, when the contact hole and the mark groove are etched at the same time, the diffusion limiting effect generated when the mark groove is etched can be effectively inhibited, the boundary definition of the mark groove is improved, and the precision of an overlay precision measurement value is improved. The semiconductor structure is manufactured by using the manufacturing method of the semiconductor structure provided by the invention.

The invention belongs to the technical field of ore body exploration, particularly relates to prospecting drilling equipment with a stable structure, and aims to solve the problems that during deep hole drilling, a drill bit is easy to bend when encountering a complex stratum, the deeper a drill hole is, the more serious the bending is, the drill bit cannot normally drill through an ore body according to design requirements, and the drilling efficiency is low. In order to solve the problem that a drill bit is scrapped and serious economic losses are caused due to the fact that the drill bit cannot hit the ore body due to the fact that the drill bit deviates from the direction of the ore body, a drilling platform is provided, and a drilling assembly is arranged at the top of the drilling platform. The prospecting drilling equipment with the stable structure has the advantages that the phenomenon that when deep hole drilling is carried out, a drill bit is prone to being bent when encountering a complex stratum, and therefore the deeper a drilled hole is, the more serious bending is avoided, the drill bit normally drills through an ore body according to the design requirement, and the situation that the drill bit cannot reach the ore body due to the fact that the drill bit deviates from the ore body direction is reduced; the drill bit is scrapped, and the serious economic loss is reduced.

According to the pole piece thickness control method, a dynamic regulation and control mechanism is constructed by detecting the thickness of a pole piece in real time and calculating the thickness deviation in real time, once the thickness deviation is larger than a preset threshold value, a system can give out an instruction in real time, a rolling mechanism is driven to adjust a roll gap, and it is ensured that the rolling thickness of the follow-up pole piece is stable and consistent; the requirements on the thickness consistency and stability of the pole piece are met, so that the product defects are reduced, and the product qualification rate is improved; reworking and scrapping are reduced, the production cost is reduced, meanwhile, the downtime is shortened, and the production efficiency is improved.

The invention provides a memory chip test fixture which comprises an upper cover and an upper mounting plate, the upper cover is mounted on the side surface of the upper mounting plate in an openable and closable manner through a hinge, and the connecting end, far away from the upper mounting plate, of the upper cover is locked through a lock catch structure; a chip groove is formed in one side surface, close to the upper cover, of the upper mounting plate, an opening of the chip groove is upward, and a through hole is formed in the bottom of the chip groove to expose a metal terminal on the printed circuit board; the printed circuit board is inserted into one end, far away from the upper cover, of the upper mounting plate; and a golden finger end on the printed circuit board extends out of the upper mounting plate. According to the invention, the upper mounting plate and the lower mounting plate are utilized to provide the mounting position of the chip to be detected, in addition, the printed circuit board also adopts a pluggable structure between the upper mounting plate and the lower mounting plate, a reflow soldering mode is replaced, reworking and scrapping of products are reduced, rapid mounting of the chip to be detected and a normal chip is realized, and the production efficiency is improved. The chip analysis early-stage preparation steps are simplified, and the analysis efficiency is improved.

The utility model discloses a penetrating type lampshade spraying tool which comprises a bottom plate, at least two jacking air cylinders are arranged on the bottom plate, and a transverse plate is jointly installed on the jacking air cylinders. Two three-section profiling supporting blocks are symmetrically arranged in the middle of the transverse plate through supporting plates, and two one-section profiling supporting blocks are symmetrically arranged at the two ends of the transverse plate through supporting plates. Two four-section profiling supporting blocks which are tightly attached are symmetrically arranged in the middle of the bottom plate through supporting columns, the two four-section profiling supporting blocks are located between the two three-section profiling supporting blocks, and two two-section profiling supporting blocks are symmetrically arranged at the two ends of the bottom plate through supporting columns. The two second-section profiling supporting blocks are located between the first-section profiling supporting block and the third-section profiling supporting block on the same side. The through-type lampshade part placing device can be matched with through-type lampshade parts in a self-adaptive mode, placing and positioning are more stable, the shielding effect is better, part taking and placing are faster and more convenient, and efficiency is obviously improved.

The utility model discloses an oxygen -enriched bottom -blowing smelting furnace structure, include: base, the top surface symmetrical fixed connection of base has the support, smelting furnace main part, and the both ends of smelting furnace main part are respectively sleeved and have the closed cylinder, and the closed cylinder rotation is connected on the support, and the end plate is fixed in the closed cylinder end, and the rotating assembly is arranged between the closed cylinder and smelting furnace main part, and the closed cylinder bottom is installed with the discharge gate in rear end, and the smelting furnace main part is opened with the discharge port, transmission mechanism, and transmission mechanism includes transmission assembly and support component, cooling module, and cooling module is arranged in smelting furnace main part, and the air inlet spray head, and the air inlet spray head detachable connection is in the bottom of smelting furnace main part, and monitoring module, and monitoring module is installed in smelting furnace main part. The oxygen -enriched bottom -blowing smelting furnace can pass through the furnace body rotation and bottom -blowing oxygen -enriched and promote the reaction efficiency and the uniformity, and the utility model discloses can pass through the furnace body rotation and bottom -blowing oxygen -enriched and promote the reaction efficiency and the uniformity, and have efficient, easy maintenance, safe and stable and environmental protection adaptability.

The present application provides a single wafer wet process abnormality processing method, comprising the following steps: providing a wafer, an arm and a light receiving unit, the arm is connected to an actuating motor and is provided with a nozzle and a light turning element, the actuating motor can rotate between a plurality of circumferential positions to drive the arm to swing horizontally, a reference angle interval is defined among the circumferential positions, the actuating motor is located in the reference angle interval when the nozzle is located at the center of the wafer, and the light turning element is located at a trigger position; projecting a light beam from a predetermined position to the trigger position; swinging the arm, and receiving the light beam from the light turning element by the light receiving unit when the light turning element passes through the trigger position; and if the circumferential position of the actuating motor when the light receiving unit measures the light beam is out of the reference angle interval, then shutting off the nozzle and flushing the wafer.

The utility model relates to the technical field of electronic equipment accessories, in particular to a support. The support, the first ball head and the locking assembly are detachably connected, a user can easily disassemble or replace the ball head according to needs, maintenance and replacement of equipment are facilitated, and meanwhile the support is allowed to adapt to equipment of different sizes or weights. The first ball head adopts the design of a rigid lining and an elastic layer wrapping the outer side of the lining, the elastic layer can play a role in buffering during collision or vibration, damage caused by falling or frequent adjustment is effectively reduced, detachable connection is achieved by penetrating bolts into the connecting holes, the mounting and dismounting processes are simplified, and the service life of the ball head is prolonged. The situation that the whole support is scrapped due to damage of the ball head is reduced, the service life of the support is prolonged, and the maintenance cost is reduced.

The present invention relates to an automatic desiccant cutting mechanism, comprising a pneumatic scissor assembly, a desiccant flattening assembly, a desiccant feeding assembly and a material box assembly; the pneumatic scissor assembly corresponds to the position of the desiccant feeding assembly, the pneumatic scissor assembly and the desiccant feeding assembly are both located at the upstream end of the desiccant flattening assembly, and the material box assembly is located at the downstream end of the desiccant flattening assembly; the pneumatic scissor assembly comprises a slide cylinder and pneumatic scissors; the desiccant flattening assembly comprises an upper lifting cylinder, a pressure plate, a lower lifting cylinder and a material channel; the desiccant feeding assembly comprises a first linear module and a clamping claw cylinder; the material box assembly comprises a material box. The automatic desiccant cutting mechanism of the present invention can accurately cut and feed continuous packaged desiccant, replace manual labor, reduce human labor intensity, and avoid the undesirable phenomenon that desiccant is of different lengths or even leaks and is damaged.

This invention provides a method for controlling the weight of a solid tire carcass and its application, relating to the field of tire carcass technology. The method includes the following steps: (a) weighing the base rubber after molding and comparing it to the standard weight of the base rubber to obtain a weight difference value; (b) correcting the amount of intermediate rubber based on the weight difference value from step (a), weighing the tire carcass after molding the intermediate rubber, and comparing it to the standard weight of the intermediate rubber tire carcass to obtain a weight difference value; (c) correcting the amount of tread rubber used in one stage based on the weight difference value from step (b), weighing the tire carcass after molding the first stage of tread rubber, and comparing it to the standard weight of the first stage of tread rubber tire carcass to obtain a weight difference value; (d) correcting the amount of tread rubber used in the second stage based on the weight difference value from step (c), and molding the tread rubber in two stages to obtain the finished tire carcass. This invention, through segmented weighing and multi-stage correction, gradually offsets the weight errors in each molding stage, achieving a tire carcass weight error of ±0.1 kg, far superior to existing weight control precision.

The present invention discloses an additive for reducing the number of pinholes in copper foil and a method for using the additive, and relates to the technical field of copper foil production process. The additive includes an acid copper strong moving agent, sodium polydisulfide dipropane sulfonate and gelatin, and the method for using the additive includes the steps of S1: additive concentration configuration; S2: production debugging; S3: visual inspection; S4: stable production. When producing ultra-thin electrolytic copper foil, adding the additive of the present invention according to the method of the present invention can greatly reduce the number of light-transmitting points and pinholes on the ultra-thin copper foil. The number of light-transmitting holes or pinholes on the copper foil produced using the additive and process can be reduced to less than 5 per square meter, avoiding the occurrence of slurry penetration, improving the physical properties of the copper foil, improving the quality of the copper foil, and reducing the time required for dragging the waste copper foil, greatly improving the yield and production efficiency of the copper foil.

The invention discloses a marking information detection method, device and system, a storage medium and electronic equipment. The method comprises the steps that a marking content preview image and product identification information are collected; reading a corresponding production file based on the marking content preview image and the product identification information; comparing the read production file with the marking content preview image, and outputting a comparison result; wherein the read production file is compared with the marking content preview image, and the step of comparing the read production file with the marking content preview image comprises at least one of the following comparison: marking energy, marking content and marking position. The marking content preview image is monitored and prompted in an automatic mode, the situation of wrong marking is reduced, the marking content preview image can be modified subsequently according to the comparison result, the marking accuracy is improved, and therefore the production efficiency of products is improved.

The invention discloses a remote controller accessory assembling and welding device and a using method thereof, and relates to the technical field of accessory welding, the remote controller accessory assembling and welding device comprises an assembling and welding device body, a welding system is installed on the assembling and welding device body, a base is arranged on the assembling and welding device body, and an angle adjusting mechanism is arranged on the base; the angle adjusting mechanism is connected with the transmission mechanism, the bottom end of the angle adjusting mechanism is connected with the height adjusting mechanism, the height adjusting mechanism is connected into the base, a moving mechanism is arranged on the side wall of the base, remote controller accessories are placed on the transmission mechanism, and a clamping piece is further arranged on the transmission mechanism. The clamping piece is used for clamping and fixing the remote controller accessory; according to the device, an operator is allowed to adjust the angle of a welding head in the welding process, it is ensured that the welding head can be accurately adjusted according to the specific shape and the welding position of an accessory, and therefore the welding accuracy is improved, and insufficient welding strength or poor welding spots caused by angle mismatching are avoided.

The present invention discloses an adjustable stacking slapping device, wherein a plate thickness detection device is located above a front slapping device, a rear slapping device is directly connected to a stacking mechanism through a supporting mechanism, a rear slapping assembly comprises a rear slapping plate adjustment mechanism, a detachable slapping plate and a slapping plate mechanism, the detachable slapping plate is inserted into the slapping mechanism, the detachable slapping plate and the slapping plate mechanism are connected by dovetail slot plug-in, the upper part of the slapping assembly is connected to the supporting mechanism through a pin key, the lower part of the slapping assembly is connected to a nitrogen cylinder through a hinge and then connected to the supporting mechanism through a hinge, the rear slapping plate adjustment mechanism comprises an adjustment screw rod and a limit block, an impulse sensor is provided between the limit block and the slapping mechanism, and the rear slapping plate adjustment mechanism is connected to the supporting mechanism. The present invention is used to solve the problems of uneven stacking, flanging, crushing and other quality defects of sheets of different specifications, thicknesses and materials in the stacking process, so as to achieve smooth stacking of sheets, reduce the stacking downtime rate and the sheet surface quality unqualified rate.

The utility model discloses an automatic film tension adjusting device of a full-automatic pillow type packaging machine, which comprises a suspension frame which is arranged on the full-automatic pillow type packaging machine and is used for adjusting the tension of a film, the suspension frame comprises a movable roller and two cantilevers which are provided with long-strip-shaped holes, the cantilevers are fixedly provided with racks parallel to the long-strip-shaped holes, and the movable roller is arranged on the rack. The movable roller comprises a mandrel and a rotary drum arranged on the mandrel in a sleeving mode, the mandrel is provided with a gear meshed with the rack, one end of the mandrel is provided with a servo motor driving the mandrel to rotate, and the servo motor is electrically connected with a control center on the full-automatic pillow type packaging machine. The utility model has the following beneficial effects: the device is convenient to use, when film rolls with different sizes are replaced, codes are input on a control center, the data of the movement distance of the servo motor can be popped up, after confirmation, the servo motor can move to the previously adjusted position, the tension of the film can be well adjusted, fine adjustment can be performed, time and labor are saved, and the efficiency is high. And material scrapping can be effectively reduced.

The utility model discloses a monolithic wafer cleaning device, which comprises a cleaning chamber, a bearing disc arranged in the cleaning chamber and used for placing and driving a wafer to rotate, a plurality of liquid supply pipelines used for flushing different cleaning agents on the surface of the wafer, and a lifting liquid collection disc arranged below the bearing disc, the lifting liquid collecting disc is divided into a plurality of liquid storage areas through multiple layers of fences, the upper portion of each layer of fence is of an inclined structure inclining towards the bearing disc, each liquid storage area is connected with a liquid outlet pipeline, and different cleaning agents can be distributed into the different liquid storage areas and then discharged by adjusting the height of the lifting liquid collecting disc up and down. According to the utility model, acid-base liquid medicine can be distinguished in a lifting manner of the lifting liquid collecting tray during cleaning, flows into different liquid storage areas and is discharged respectively, so that the liquid medicine is prevented from being mixed and crystallized, the liquid medicine can be better distributed, the problem that the liquid medicine is splashed back in the cleaning process is solved, the one-time cleaning capability is improved, and the scrap of wafers is reduced.

The invention discloses a lithium battery coating gasket chamfer size obtaining method, electronic equipment and a medium, and relates to the technical field of lithium battery coating, and the method mainly comprises the following steps: inputting obtained preset size parameters into a joint simulation model to output a simulation result; the joint simulation model comprises a two-dimensional model and a three-dimensional model, and the flow velocity distribution and the coating state output by the two-dimensional model form the input of the three-dimensional model; the simulation result is provided for configuring a gasket chamfer size of a coating die. According to the method, the size design of the gasket chamfer is optimized by adopting a local refined joint modeling simulation method, the advantages of fast calculation, high precision and parallelism of joint simulation are exerted, and efficient and accurate guidance is provided for the gasket chamfer design, so that the phenomenon that the edge of a coating film is ultrahigh is weakened by additionally arranging the chamfer at the outlet of the coating die head gasket, and the service life of the coating die head gasket is prolonged. And thus, the effect of optimizing the coating process is achieved.

The invention provides a device and method for pasting a strain gauge of a force sensor, and relates to the technical field of sensor design, and the device comprises a positioning assembly which is used for positioning the pasting position of a to-be-installed strain gauge; and the force application assembly is matched with the positioning assembly to work and applies pressure required by high-temperature curing to the strain gauge to be installed. Components of the device are simple and reasonable in design, adopted structural materials are common and easy to process, and selected auxiliary materials are wide in market application and convenient to purchase. The pressure is adjustable and stable, the height is adjustable, the device is suitable for various types of products, the curing time is greatly shortened, the scrap amount of the strain gauges in the pasting and pressure maintaining process is reduced, the quality stability of the products is guaranteed, and the purposes of energy conservation, consumption reduction and efficient production are achieved.