742results about How to "Prevent inflow" patented technology

The numerical control machine tool base casting machining equipment comprises a forming mold and a casting ladle mechanism, and the forming mold comprises a mold body, a buckling mechanism, an exhaust mechanism and an air extraction mechanism; the casting ladle mechanism comprises a hoisting mechanism, a casting ladle body and a casting ladle driving mechanism. On the basis that casting machining is not affected, gas generated by thermal decomposition of organic matter in coated sand can be effectively and efficiently exhausted, and therefore the defects of air holes, pits and the like of castings are prevented; and the controllability of casting construction can be improved, so that the safety risk of casting construction is reduced.

The invention relates to the technical field of RFID chip manufacturing, in particular to an RFID chip image anomaly detection method and system based on intelligent learning. The method comprises the following steps: acquiring a real-time RFID chip sampling image set, performing feature alignment based on a registration template, generating an average grey-scale map by using an alignment image set, and obtaining a chip edge mask image set by using an edge search algorithm; segmenting the edge mask image set of the RFID chip to obtain an effective edge mask variance image set of the RFID chip; integrating the variance image set to obtain a pre-generated variance image; acquiring field environment data of the RFID chip and performing sensitivity coefficient estimation to obtain an edge sensitivity coefficient; and performing convolution filtering smoothing processing on the pre-generated variance image to obtain a chip edge variance image, and constructing an RFID chip image anomaly detection model based on the edge variance image and the average grey-scale image. According to the invention, the detection accuracy and stability are improved.

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 provides a thermal battery pole piece coating assembly line based on modular design, and relates to the technical field of thermal electrode piece processing control, and multiple optimization algorithms are applied on the thermal electrode piece coating assembly line, so that the assembly line can be used for coating thermal electrode pieces according to different production requirements and conditions. Strategies in the aspects of module combination, production scheduling, energy management, material distribution and the like are automatically adjusted, intelligent production decision making is achieved, manual intervention is reduced, the automation level and accuracy of production are improved, different modules can be flexibly combined on an assembly line through modular design, the assembly line is suitable for coating production of thermal battery pole pieces of different specifications and types, and the production efficiency is improved. Meanwhile, the optimization algorithm can be adjusted according to different production tasks, so that the assembly line has higher adaptability and universality, can quickly respond to the change of market requirements, can accurately control the coating process and optimize the material delivery path, reduces the waste of raw materials and the loss of resources, improves the utilization efficiency of the resources, and reduces the production cost. And sustainable utilization of resources is realized.

The invention provides a circuit test system and method and related equipment, and the test system comprises a test mold, electronic test equipment and computing equipment, can test a plurality of circuit parameters in parallel, can complete a large number of tests in a short time for circuit boards produced in batches, can run according to a preset program, and is high in test efficiency. The test result is more accurate and stable, a high-precision test instrument can be equipped, tiny voltage and current changes can be accurately measured, the device has the characteristics of high efficiency and stability, the test cost can be reduced, defective circuit boards can be found and removed in time, defective products are prevented from flowing into the next process, the defective products are prevented from flowing out, and the rework cost is reduced. The test data can be automatically recorded and stored, subsequent data analysis and quality tracing are facilitated, and the test system has obvious advantages in the aspects of efficiency, precision, cost, data management, repeatability and the like and is suitable for large-scale and high-precision circuit board production requirements.

The invention belongs to the technical field of varnished wire welding, and particularly relates to a stator laser welding machine which comprises a base, a rotating part is connected to the upper end of the base, a plurality of clamps are connected to the upper end of the rotating part, and two conveying parts used for conveying the clamps are symmetrically connected to the upper end of the base. The upper end of the base is further connected with a material taking and placing unit used for taking out the workpiece from one conveying part and placing the workpiece in the clamp or taking out the workpiece in the clamp and placing the workpiece on the other conveying part, and the upper end of the base is further symmetrically connected with two laser welding units used for conducting laser welding on the workpiece in the clamp. The upper end of the base is connected with a solder paste dispensing unit used for dispensing solder paste on a workpiece in the clamp and a detection unit used for detecting the welding condition of the workpiece. The multiple unit modules including the material taking and placing unit, the solder paste dispensing unit, the laser welding unit and the detection unit are integrated, the occupied area can be effectively reduced through the compact design, and the device is more suitable for being used in the production environment with the limited space.

The invention discloses an automobile shock absorber technology, and aims to provide a mistake proofing device for spring plate spiral lift point position height and a control method thereof. The technical scheme is that the mistake proofing device comprises a base used for bearing all mechanisms, a rotating table mechanism is arranged on the base, and a liquid storage barrel placing rod is installed on the rotating table mechanism; an expansion head mechanism for expanding and fixing the liquid storage cylinder is arranged at the top of the placing rod; the pressing mechanism is arranged on the rear side of the base and used for pressing and fixing the spring plate; the positioning mechanism is arranged on the base and used for positioning and supporting the spring plate; the detection mechanism is arranged at the bottom of the positioning mechanism and used for precise detection; the control system is connected with all the mechanisms through a PLC and used for controlling all the mechanisms; the control system can also remotely control the welding robot to facilitate subsequent welding work; through a plurality of components such as the base, the pressing mechanism and the positioning mechanism, the accuracy of the mounting, pressing, positioning and detecting processes is ensured; the invention is suitable for the technical field of automobile shock absorbers.

The utility model relates to a medical device. The medical device includes an occlusion mechanism and a delivery mechanism. The plugging mechanism comprises a plugging assembly and a locking assembly, the plugging assembly can be compressed and extended in the axial direction, the locking assembly comprises a first connecting assembly and a second connecting assembly, and the near end of the first connecting assembly and the second connecting assembly can be locked so that the plugging assembly can be kept compressed in the axial direction; the conveying mechanism comprises a first buckling piece and a first driving piece, and the first driving piece movably penetrates through the first buckling piece; the first buckling piece and the second connecting assembly are detachably connected in a buckling mode, and the first driving piece and the first connecting assembly are detachably connected; the first driving piece is used for driving the first connecting assembly to be locked to the second connecting assembly; the first driving piece is further used for enabling the first buckling piece and the second connecting assembly to keep buckled connection or separation. The medical device is used for blocking a crack in a vascular membrane, and operation is convenient when the blocking mechanism is released.

The invention relates to the technical field of quality detection, in particular to a meat dish quality detection system which comprises a data acquisition module, a first determination module, a second determination module, a judgment module, a correction module and an alarm sending module. According to the method, the quality control level of the meat ball production line is effectively improved through accurate multi-parameter analysis and a step-by-step judgment mechanism, potential quality problems such as cracks, over-wet or over-dry defects can be accurately recognized by monitoring the moisture content, the sphericity and the deformation quantity of the meat balls in real time, the clamping pressure is dynamically adjusted, and the quality of the meat balls is improved. The system can adapt to different production conditions in real time, the influence of too large or too small clamping force on the shape and taste of meatballs is avoided, a real-time feedback mechanism of the correction module ensures that the production process can be rapidly adjusted during fluctuation, the defective rate in production is effectively reduced, and the production efficiency is improved. The problems of low detection precision and slow response speed caused by dependence on static data are effectively solved.

The invention relates to the technical field of online detection of paint films, in particular to a continuous online detection method and system based on an enameled wire paint film, and the method comprises the steps: obtaining an initial enameled wire set, detecting the initial enameled wire set, obtaining a detection image set, carrying out the feature extraction of a detection image, recognizing a surface feature vector set, and obtaining a surface feature value set; sequentially extracting a surface feature value from the surface feature value set, and executing the following operations on the extracted surface feature values: if the surface feature value is determined not to be in a preset feature value interval, obtaining a defect site set, constructing a defect database, classifying surface feature vectors of the defect site set, and obtaining a repair coating, and repairing the initial enamelled wire set, taking the initial enamelled wire corresponding to the standard characteristic value set as a qualified enamelled wire set, and completing continuous online detection based on the enamelled wire paint film based on the defect database and the qualified enamelled wire set. The production quality and efficiency of the enameled wire can be improved.

The invention relates to the technical field of circuit board processing, in particular to a cleaning and drying integrated device for circuit board processing, a frame body drives a circuit board to rotate in a reciprocating mode, cleaning liquid collected on the circuit board is poured out, then drying operation is carried out, the drying efficiency is improved, and meanwhile the drying efficiency is improved. The frame body is used for pouring cleaning liquid collected on the upper side surface of the circuit board, and is also used for being matched with the air bag to form an air curtain at the left opening of the frame body, so that hot air in the drying machine can be prevented from penetrating through the frame body and flowing into the cleaning machine, and the heat loss in the drying machine can be greatly reduced; a cleaning and drying integrated device for circuit board processing comprises a frame body, a first partition plate, a second partition plate, an air bag, a first pipeline, a first one-way valve, a second pipeline, a second one-way valve and a driving assembly. The box body is connected with a driving assembly; the driving assembly is connected with a frame body; one side of the box body is fixedly connected with a partition plate I, and the other side of the box body is fixedly connected with a partition plate II; the first partition plate and the second partition plate make contact with the frame body.

The utility model discloses a power distribution cabinet with an incoming and outgoing line sealing structure, which relates to the technical field of power distribution cabinets and comprises a power distribution cabinet box body, the power distribution cabinet box body is arranged to be of a vertical cabinet body structure, a power distribution bin is arranged on the front end face of the power distribution cabinet box body, and a plurality of circuits and electrical equipment are installed in the power distribution bin. The outer wall of the power distribution cabinet box body is provided with a wire inlet and outlet pipe hole, and the wire inlet and outlet pipe hole is of a circular pipeline structure. According to the utility model, the outer wall of the power distribution cabinet box body is provided with the wire inlet and outlet pipe holes, so that a cable can conveniently extend into the power distribution cabin of the power distribution cabinet box body through the wire inlet and outlet pipe holes to be in circuit connection with electrical equipment, electronic elements and various electronic parts in the power distribution cabin; the fireproof mud on the surfaces of the cables extending into the wire inlet and outlet pipe holes is smeared and filled with the fireproof mud, the inner walls of the wire inlet and outlet pipe holes are provided with expandable air bags, and the expandable air bags are adaptively expanded and clamped according to the number of the cables extending into the wire inlet and outlet pipe holes.

The invention discloses a DDS protocol-based participant matching method and a related device, and relates to the technical field of communication. Comprising the steps of obtaining a first parameter table, a second parameter table and first data of a target participant; judging whether the address of the first participant is located in a first parameter table or a second parameter table; if the address of the first participant is located in the first parameter table, determining that the first participant is matched with the target participant; if the address of the first participant is located in the second parameter table, judging whether the first participant is matched with the target participant based on the first data; and if the address of the first participant is located outside the first parameter table and the second parameter table, determining that the first participant is not matched with the target participant. According to the method disclosed by the invention, through mutual cooperation of the first parameter table, the second parameter table and the first data, the target participant can only be matched with participants in the first parameter table and the second parameter table at most, and the problem of relatively poor data security in an existing scheme is solved.

The invention discloses a full-automatic rotary bag feeding type packaging machine suitable for PE packaging bags, which comprises a workbench, a bag feeding part, a bag taking part, a rotary bag clamping part, a bag opening part, a weighing and discharging part, a rechecking and weighing part, a punching part, a sealing part and a finished product conveying part, wherein the bag feeding part, the bag taking part and the rotary bag clamping part are arranged on the workbench, and the bag opening part, the weighing and discharging part, the rechecking and weighing part, the punching part, the sealing part and the finished product conveying part are sequentially arranged in the circumferential direction of the rotary bag clamping part. The bag feeding part comprises a bag storage assembly, a bag suction assembly, a bag clamping assembly and a bag conveying assembly, the bag suction assembly and the bag clamping assembly form a bag separating mechanism, and the bag storage assembly is suitable for pushing stacked PE bags to horizontally move and conveying the PE bags to the bag conveying assembly one by one through the bag separating mechanism; and the bag taking part is arranged between the bag conveying assembly and the rotary bag clamping part and is suitable for overturning the PE bags to the rotary bag clamping part, the PE bags are sequentially conveyed to all the parts through the rotary bag clamping part to be packaged and processed, and the PE bags are output through the finished product conveying part. According to the automatic packaging machine, automatic packaging of the PE bags can be achieved, efficient and stable production output is achieved, and the technical blank in the aspect of domestic flexible packaging materials is filled.

A hydraulic oil source system and a hydraulic oil filtering method belong to the technical field of hydraulic oil sources, the hydraulic oil source comprises a hydraulic oil source and a working system, the hydraulic oil source comprises an oil tank, an oil supply mechanism and a return oil filtering mechanism, a partition plate is fixedly arranged in the oil tank and divides the interior of the oil tank into a clean oil cavity and a dirty oil cavity, and the clean oil cavity is connected with the working system through the oil supply mechanism; the dirty oil cavity is connected with the clean oil cavity through the oil return filtering mechanism, the dirty oil cavity is connected with the working system through the oil return pipeline, the clean oil cavity and the dirty oil cavity in the oil tank are isolated, pollutants in the dirty oil cavity are effectively isolated, it is guaranteed that hydraulic oil in the clean oil cavity is always in high cleanliness, and the abrasion rate of an oil supply pump set and the blocking rate of a valve set are reduced.

The invention is applicable to the technical field of wastewater treatment, and provides an intelligent oil-removing and filtering device for oil-producing wastewater, which comprises a treatment box, a water inlet pipe, an oil absorption assembly, a water discharge pipe, a filter plate and a coherent discharge assembly. Waste water is introduced into the treatment box from the water inlet pipe and stands, oil and water in the waste water are layered, the oil-water separation effect can be achieved through the oil absorption assembly, the oil absorption position can be accurately controlled by the oil absorption assembly according to the water content, oil can be completely absorbed, and residual oil is prevented from flowing into subsequent procedures. After oil absorption is completed, the continuous discharging assembly can filter the wastewater, the flowing direction of the wastewater can be adjusted through the continuous discharging assembly, it is guaranteed that the wastewater can flow out and be filtered through the other side, at the moment, the filter plate can be replaced, the smoothness of wastewater filtering is guaranteed, working procedures do not need to be interrupted, and use is more convenient; and the continuous discharge assembly can automatically change the fixed state of the filter plate when the flow direction is adjusted, so that the operation is more convenient.

The utility model relates to the technical field of water level monitoring, in particular to a full-scale radar water level gauge, which combines a radar water level gauge with a pressure sensor, arranges the radar water level gauge and the pressure sensor in a pressure detection cover, and mainly monitors the height of a water level through the radar water level gauge. The internal air pressure of the pressure detection cover is gradually increased under extrusion of water, when the water level rises to the blind area distance of the radar water level gauge, the radar water level gauge cannot monitor the water level height, at the moment, the internal air pressure of the pressure detection cover is detected through the pressure sensor, the internal air pressure is compared with the external atmospheric pressure, and therefore the water level height is calculated; due to the fact that a certain amount of air exists in the pressure detection cover, even if the device is wholly submerged by water, the water in the pressure detection cover does not make contact with the radar water level gauge body, sediment or sludge or sundries are prevented from making contact with the radar water level gauge body and the pressure sensor, and the service life of the product is prolonged.

The utility model discloses portable cleaning equipment with a water storage function and a flushing pipeline. The portable cleaning equipment comprises a shell, a driving pump, a control unit, a pipeline recycling assembly and the flushing pipeline. The shell is provided with a liquid storage cavity, a waterproof sealing cavity and a pipeline containing cavity, the liquid storage cavity is used for containing liquid, and the pipeline containing cavity is used for containing a flushing pipeline. The control unit and the driving pump are arranged in the waterproof sealing cavity and are separated from the liquid storage cavity and the pipeline containing cavity in a sealed mode so that liquid in the liquid storage cavity and the pipeline containing cavity can be prevented from flowing into the waterproof sealing cavity. The liquid storage cavity is provided with a liquid inlet, when the cleaning device is used, the liquid storage cavity can be directly used for containing water or the whole cleaning device is thrown into a water source (such as river water and lake water) for containing water, and a water inlet pipe does not need to be additionally connected. And the cleaning equipment is internally provided with the flushing pipeline, and the flushing pipeline can be stored in the pipeline storage cavity and can also be pulled out of the pipeline storage cavity for use. The whole cleaning equipment is very convenient to carry and use.

The invention relates to an efficient vacuum pump unit which comprises a unit table, a motor and a pump table are installed on the top of the unit table, a pump body in butt joint with the motor is installed on the top of the pump table, first vertical plates are installed on the portions, on the two sides of the pump body, of the pump table, a second vertical plate is installed on the top of the unit table, and a cylindrical box is arranged on one side of the unit table. The cylinder box and the air outlet of the pump body are connected with an air cooling part, and the cylinder box and the motor are connected with a water cooling part. Through the design of the air cooling part, the air cooling part carries out convection heat dissipation through air flow pumped by the vacuum pump, energy consumption and loss caused by using an extra motor fan are avoided, operation of the air cooling part is tightly connected with the working state of the pump body, and the air flow pressure generated when the pump body works automatically drives a mechanical structure of the air cooling part; and intelligent control of heat dissipation is realized.

The invention relates to the technical field of medical beauty product quality traceability, in particular to a medical beauty product quality traceability method and system based on the Internet of Things. The method comprises the following steps: tracing the whole process of the medical beauty products through the Internet of Things, and obtaining raw material sources and characteristic data of the medical beauty products; analyzing finished product stability of medical beauty products by combining raw material characteristic data, monitoring transportation and storage conditions, and detecting component failure; evaluating and detecting irritant growth by analyzing component failure data; the production storage abnormity is analyzed according to the irritant growth data, and effective management of the whole process of the medical beauty products is finally achieved; the medical beauty product quality is managed through the medical beauty product quality tracing method, so that the medical beauty product quality is safer and more stable.

The utility model relates to the field of sand core painting, and discloses painting equipment which comprises a painting pool, a circulating system and a lifting appliance located above the painting pool, one end of the circulating system is connected with the bottom of the painting pool, the other end of the circulating system is connected with the upper portion of the painting pool, the circulating system comprises a circulating pump (1), and the circulating pump (1) is connected with the lifting appliance. Under the action of the circulating pump (1), paint in the brushing pool is pumped out from the bottom and flows in from the upper part; the circulating system further comprises an inflow pipeline (21), one end of the inflow pipeline (21) is connected with an outlet of the circulating pump (1), the other end of the inflow pipeline (21) is connected with the upper portion of the brushing pool, an included angle theta is formed between the axis of the inflow pipeline (21) and the axial direction of the brushing pool, and theta is larger than or equal to 45 degrees and smaller than or equal to 90 degrees. According to the coating equipment, the surface of the sand core is coated by adopting a dip-coating method, so that the coating can be fully utilized, and the coating equipment is simple in structure and low in use cost.

The embodiment of the utility model provides a roof assembly, and the roof assembly comprises a roof purline which extends along a first direction; the wall surface purline is arranged on the wall column of the parapet wall and is parallel to the roof purline, and the wall column of the parapet wall extends in the second direction perpendicular to the first direction; one side, in the third direction, of the gutter piece is connected with the roof purline, and the other side, in the third direction, of the gutter piece is connected with the wall purline; wherein the gutter piece is formed by bending a composite plate, the composite plate comprises a first metal plate and a first waterproof layer which are arranged in a stacked mode, and the third direction is perpendicular to the first direction and the second direction; the roof panel is connected to the top flange of the roof purline, and the roof panel is in sealed connection with the first waterproof layer. According to the technical scheme, the sealing performance between the roof panel and the gutter piece can be guaranteed, gaps between the gutter piece and the roof panel are avoided, and therefore rainwater can be prevented from flowing into a room through the gaps between the gutter piece and the roof panel.

The invention relates to the field of soil improvement, and particularly discloses a soil improvement method for coastal saline-alkali soil. According to the method, a physical method and a biological method are comprehensively utilized for comprehensive treatment of the saline-alkali soil, the large drainage ditch communicated with the surrounding river channel is dug for discharging salt into the river channel, the soil tank and the salt drainage ditch are dug, the plastic permeable blind pipe wrapped with the non-woven fabric is placed in the salt drainage ditch, the salt drainage ditch is backfilled with gravel, and the soil tank is backfilled with planting soil; organic compound fertilizer is evenly sown on the surface of the improved area, after long-time natural rainfall and manual watering, flowing water dissolves salt and alkaline substances in planting soil to form saline-alkaline water, and the saline-alkaline water flows into the plastic permeable blind pipe through the gravel layer and is finally discharged into the large drainage ditch to flow into the river channel. Salt and alkaline substances in the soil above the salt elimination ditch are effectively reduced, the wet soil promotes rapid decomposition of organic fertilizer and effective removal of salt, the improvement time of the saline-alkali soil is effectively shortened, and a good improvement effect can be maintained for a long time.

The utility model relates to a needle inspection device for producing and processing pillow interiors and quilt interiors, which comprises a conveying belt, a needle inspection mechanism for performing needle inspection and positioning on the pillow interiors and the quilt interiors is arranged on the right side of the upper surface of the conveying belt, a classification mechanism for cleaning the pillow interiors and the quilt interiors containing foreign matters is arranged on the left side of the back surface of the conveying belt, and the needle inspection mechanism comprises a fixing frame. According to the needle inspection device for pillow inner and quilt inner production and processing, the needle inspection mechanism is arranged, a shielding cover, a metal detector, a scanning cover, an X-ray scanner and the like are matched with one another, various detection technologies including the metal detector and the X-ray scanner are applied, foreign matter or metal objects possibly existing in pillow inner and quilt inner can be comprehensively and accurately detected, and the detection accuracy is improved. And the X-ray has perspectivity and can scan the existing position of the foreign matter, and the foreign matter is displayed through the display screen, so that a worker can quickly find and clean the foreign matter, comprehensive and accurate detection of the pillow inner and the quilt inner can be realized, the product quality is ensured, and the safety of consumers is guaranteed.

The utility model discloses a water anion machine air outlet condensate water guide structure which comprises an open window, a grating is arranged on the open window, and a water absorption material layer is arranged on the back face of the grating. A flange is designed on the inner wall of the open window, the bottom of the flange is sunken downwards to form a water guide groove, the water guide hole is located beside the edge of the bottom of the water guide groove, a water negative ion emitting assembly is arranged in the water negative ion machine, and a grid window is installed at an outlet of the water negative ion emitting assembly and located between the water negative ion emitting assembly and the open window. The utility model has the technical effects and advantages that the water absorption material is designed, so that the problem of water hanging on the front side of the window is further solved, and condensed water on the front side of the window can be effectively reduced; by means of the optimized design of the structure, condensate water can be smoothly guided into the water tank, the condensate water is effectively prevented from flowing into equipment, and the influence of the condensate water on equipment components is completely eradicated.

The invention provides a multi-directional input device which can reduce the direction dependence of the click feeling of a push switch when a tilting operation and a pressing operation are performed on an operation shaft, and can realize low profile. A multidirectional input device (1) is provided with: a first rotating member (81); a second rotating member (82); an operation shaft (83) that rotates and displaces the first rotating member (81) and the second rotating member (82) downward; a holding mechanism (7) that elastically holds the operation shaft (83); the holding mechanism (7) is provided with a lifting slider (72) that supports the operation shaft (83) from below and engages with the actuator (51). The operation shaft (83) is provided with: an annular skirt section (835) that extends outward from the lower portion of the connection section (832); and a through-hole (836) that passes through the skirt section (835).

The invention discloses an aerosol generating device which comprises a heating piece used for heating an aerosol generating product to generate aerosol and a containing cavity used for containing the aerosol generating product, a through hole is formed in the bottom of the containing cavity, and the heating piece is inserted into the containing cavity through the through hole for heating; a power supply assembly; the heating element mounting seat comprises a base used for fixing a heating element; the elastic separation layer is arranged on the top surface of the base and divides the aerosol generating device into a first area and a second area in the axial direction, so that fluid in the first area is not communicated with fluid in the second area; the accommodating cavity is located in the first area. The power assembly is located in the second area. According to the aerosol generating device, the heat loss of a high-temperature space can be reduced, the possibility that the base and the power supply assembly are polluted and corroded is reduced, the service life of the aerosol generating device is prolonged, and the reliability of the aerosol generating device is improved.

The ceramic rod screening device for the wafer resistor comprises a rack, a control module, a driving component, a screening component and a removing component are arranged on the rack, a feeding platform is arranged on the rack, the screening component comprises a fixing chuck fixedly arranged on the feeding platform, a mounting groove is formed in the fixing chuck, and the mounting groove is communicated with the feeding platform. A mounting groove is formed in the fixed chuck, a lower fluted disc is fixed in the mounting groove, an upper fluted disc connected with a driving part is arranged on the lower fluted disc, a feeding port is formed in the fixed chuck, a first outlet for discharging wafer resistors with small diameters is formed in one end, close to the feeding port, of the lower fluted disc, and a second outlet for discharging qualified wafer resistors is formed in the other end of the lower fluted disc; v-shaped grooves which are evenly distributed in the circumferential direction are formed in the edge of the upper fluted disc, a third outlet is formed in the center of the upper fluted disc, and the V-shaped grooves are used for removing wafer resistors with large diameters to the third outlet for discharging.

The invention discloses copper column CCD inspection equipment, and particularly relates to the field of copper column measurement, the copper column CCD inspection equipment comprises a box body, a workbench is fixedly arranged on the box body, the copper column CCD inspection equipment further comprises a transferring assembly, a measuring assembly and an anti-interference assembly, the transferring assembly is used for transferring a copper column and the measuring assembly, the measuring assembly comprises a plurality of cameras arranged on a supporting frame and the box body respectively, and the cameras are arranged on the supporting frame and the box body respectively. The measuring assembly is used for measuring the copper column, the anti-interference assembly comprises a first shielding piece and a second shielding piece, and the first shielding piece and the second shielding piece are both used for shielding the copper column. Different positions of the copper column are shielded at different time through the first shielding piece and the second shielding piece, and meanwhile the angle of a triangular prism is adjusted, so that the copper column can be accurately measured. Only the position needing to be reflected is reflected, the threaded hole, the chamfer, the long hole and the step of the copper cylinder can be rapidly measured respectively, and the measurement efficiency and accuracy of the copper cylinder are improved.