88results about How to "Accurate transfer" patented technology

The invention discloses an integrated wafer pre-adjusting part and a wafer processing device, the integrated wafer pre-adjusting part comprises a first lifting platform, an adjusting mechanism, a detector and a code scanner, and the adjusting mechanism comprises a hook claw, a turntable, a first driving assembly and a second driving assembly; the first driving assembly is matched with the hook claw to move the wafer at the preparation station to the adjusting station, so that the wafer is positioned; the second driving assembly is matched with the turntable to rotate the wafer, so that the detector and the code scanner can confirm the notch position and coding information of the wafer, and edge searching and code scanning of the wafer are realized; the left and right sides of the wafer returning to the preparation station are limited by the slots, and the front and back positions are limited by the output stroke of the first driving assembly, thereby achieving the centering of the wafer. According to the wafer processing device, the wafers are pre-adjusted quickly through the integrated wafer pre-adjusting part, each wafer in the wafer processing device can have a unified and accurate position and posture before processing, and accurate data and a positioning basis are provided for subsequent wafer processing procedures.

The invention relates to the technical field of pepper picking, and discloses a picking device of an unmanned pepper picking machine, which comprises a vehicle body, the top of the vehicle body is fixedly connected with a square frame, the inner side of the square frame is provided with an electric turntable, and the top of the electric turntable is provided with a connecting arm I; and a third electric telescopic rod is rotationally installed on the outer side of the first connecting arm, a second connecting arm is rotationally installed at the output end of the third electric telescopic rod, a fixing plate is installed at the tail end of the second connecting arm through an electric rotating shaft, and two driving rods are connected to the inner side of the fixing plate through rotating shafts. And through the design of the automatic picking assembly and multi-range flexible movement, the efficiency and precision of pepper picking can be remarkably improved. According to the picking structure, the working posture can be automatically adjusted according to different Chinese prickly ash tree shapes and growing environments, dependence on manual labor is reduced through automatic control, and the phenomena of mistaken picking, missing picking and damage in manual operation are avoided.

The invention discloses a solvent-removing lossless precise transfer method for a two-dimensional material. The method comprises the following steps: carrying out surface functionalization on a silicon wafer by using HMDS (hexamethyldisilazane); carrying out spin coating on the functionalized silicon wafer by adopting a PMMA anisole solution, and drying to form a PMMA supporting film; picking up the PMMA support film by using a heat release adhesive PDMS; pDMS / PMMA is transferred to the surface of a two-dimensional material / first substrate needing to be transferred, PDMS and PMMA are separated after heating, and PMMA covers the surface of the two-dimensional material; the PMMA / two-dimensional material is separated from the first substrate through etching of the etching solution; fishing up the PMMA / two-dimensional material separated from the first substrate by using PDMS; transferring the PMMA / two-dimensional material to a second substrate; and washing away PMMA with acetone, and blow-drying with nitrogen to obtain the product. The two-dimensional material can be cleanly, efficiently and accurately transferred, and the intolerance of the two-dimensional material to an organic solvent and the pollution of the organic solvent can be avoided.

The embodiment of the invention relates to the field of semiconductors, and provides a semiconductor structure, a manufacturing method and a testing method, and the manufacturing method comprises the steps: providing a substrate which comprises a plurality of chip regions and scribing channel regions located between the adjacent chip regions; a mask layer is formed, the mask layer is located on the surface of the substrate, and the mask layer comprises a target mask area located in the chip area and an offset mask area located in the scribing channel area; wherein the mask layer has a corresponding target position parameter, the target mask region has no offset vector relative to the target position parameter, the offset mask region comprises a plurality of sub offset mask regions, and each sub offset mask region has a preset offset vector relative to the target position parameter; and a pattern transfer step is carried out to transfer the pattern of the mask layer to the substrate so as to form a target pattern in the chip area of the substrate and form an offset pattern in the scribing channel area, and the offset pattern comprises a plurality of sub offset patterns so as to improve the accuracy of the overlay error.

The application provides a municipal sidewalk tile automatic leveling laying and flexible compaction integrated machine, and relates to the technical field of sidewalk construction. The bearing frame bottom is provided with a driving bottom wheel and a compaction cylinder wheel. The lifting support is arranged at the bottom of the bearing load frame. The bearing support is arranged on the side of the bearing side frame. The bearing column is arranged on both sides of the bearing support. The flattening support is arranged at the bottom of the bearing column. The clamping frame cooperates with the clamping block to clamp and move the combined tile, so that the combined tile is stably arranged in the leveling area to lay the sidewalk. The bearing frame bears the compaction cylinder wheel to roll and flexibly lay and compact the laid tile. The problem that most sidewalk combined tile laying construction is mostly completed manually by manpower is solved. The labor intensity is large, and the construction efficiency is extremely low.

The invention provides a bridge support replacing, taking and conveying device and method.The bridge support replacing, taking and conveying device comprises a support transferring assembly used for transferring supports, the support transferring assembly comprises a support telescopic part, a support driving part and a support picking part, the support driving part is located on the support telescopic part, and the support picking part is connected with the support driving part; the support picking part is used for picking a support, the support driving part is used for driving the support picking part so that the support picking part can clamp the support, and the support telescopic part is used for achieving synchronous movement of the support driving part and the support picking part. The large-stroke large-tonnage support can be replaced in a narrow space, movement is more stable when the support is replaced, and the replacement efficiency and precision of the support are high.

The invention belongs to the technical field of mosquito-repellent incense processing equipment, and particularly relates to mosquito-repellent incense baking equipment and a baking method.The mosquito-repellent incense baking equipment comprises a sliding mechanism laid on the ground, a baking box is arranged on the periphery of the sliding mechanism, a baking mechanism is arranged in the baking box, and one side face of the baking box is slidably connected with an electric single door; an isolation mechanism is arranged in the baking box, and a temperature sensor is arranged in the baking box. According to the baking equipment, through cooperative work of the sliding mechanism and the isolation mechanism, the baking mechanism can be automatically and accurately transferred among the low-temperature preheating area, the medium-temperature constant-dryness area and the high-temperature shaping area, and the whole process is completed in the baking box in a closed mode; the problems of non-uniform moisture content, deformation or pollution caused by the fact that mosquito-repellent incense makes contact with external unstable air due to manual transfer in a traditional process are solved, the temperature of each temperature zone is independently controlled, it is ensured that the mosquito-repellent incense follows the optimal temperature rise curve, and therefore the strength, ignition performance and appearance quality of the baked mosquito-repellent incense are highly stable.

The utility model relates to the technical field of casting machining, in particular to a casting riser removing line which adopts a feeding conveying device to continuously feed castings, so that assembly line type production is realized, and the production efficiency is ensured. The position of the casting is adjusted through the rotating table, a plurality of risers on the casting can be jacked off by the jacking mechanism one by one, the overall structure is simpler, and the equipment cost is reduced. And meanwhile, the jacking mechanism can eject the casting without the dead head out of the rotating table, so that a position is reserved for the next casting, and two purposes are achieved. In addition, the feeding mechanism is designed to serve as an auxiliary feeding structure between the feeding conveying device and the rotating table, and therefore it can be guaranteed that the castings can be accurately transferred to the rotating table from the feeding conveying device, and it is guaranteed that the castings can be jacked and pressed by the jacking and pressing mechanism in the later period. The casting riser removing line adopts an assembly line type processing mode, is suitable for automatic production, and reduces the labor intensity.

The invention relates to the field of loading belt equipment, in particular to plastic product automatic loading belt equipment and a using method thereof.The plastic product automatic loading belt equipment comprises a machine body, and the top of the machine body is provided with a vibration disc used for tidying plastic products, a carrier belt body conveying device, a sealing belt material conveying device and a pressing device used for pressing a carrier belt body and a sealing belt material; a conveying track is fixed to the output end of the vibration disc, the carrier tape body conveying device comprises a conveying frame, a track groove used for containing a carrier tape body is formed in the top of the conveying frame, and a transferring device used for transferring plastic products on the conveying track to the carrier tape body in the track groove is installed at the top of the machine body. The cooperative work of the carrier tape main body conveying device and the sealing strip conveying device ensures the continuous loading of plastic products and the timely supply of sealing strips. And through automatic operation of the pressing device and the winding device, the production efficiency is further improved, and the whole belt loading process is smoother and more efficient.

This utility model discloses a bearing feeding mechanism, which achieves precise transfer of bearings within a compact space through a flipping motion design of the feeding end. The bearings are fed and transported through the cooperation of a hopper and a conveyor belt. The flipping feeding end receives the bearings when facing upwards and corresponding to the discharge port, then flips downwards to release the bearings. This eliminates manual intervention, significantly improving feeding speed and positioning efficiency, and effectively reducing the failure rate of pressing. The trajectory motion avoids interference from internal piping, improving space utilization. The modular structure reduces maintenance frequency and labor costs.

The invention provides wrist rope machining equipment and a machining method thereof.The wrist rope machining equipment comprises a wrist rope hot cutting device, a wrist rope welding device, a wrist rope rubber coating rotary disc device and an ultrasonic water gap shearing device which are sequentially arranged, and a first wrist rope transferring device is arranged on the rear side portion between the wrist rope hot cutting device and the wrist rope welding device; a second wrist rope transferring device is arranged on the front side portion between the wrist rope welding device and the ultrasonic water gap shearing device, and the wrist rope rubber coating rotary disc device comprises a rotary disc assembly, two wrist rope rubber coating lower mold assemblies symmetrically arranged on the two sides of the upper end of the rotary disc assembly and an injection molding driving upper mold assembly arranged on the rear side of the rotary disc assembly. And wrist rope cutting and melting conversion clamping mechanisms are symmetrically arranged at the output end of the first wrist rope transfer device. The invention relates to the technical field of wrist rope processing.

The invention discloses a suspension mold cleaning production line which comprises a cover mold conveying device, a cover mold suspension device and a suspension mold cleaning device, and the cover mold conveying device can convey a cover mold to a first position; the cover mold suspension device is used for extending to a first position to grab the cover mold and then moving the cover mold to a second position; the suspended mold cleaning device can move to the position below the cover mold at the second position to clean the cover mold. A buffer structure is arranged to accurately clean the convex positions, damage is reduced, through integration of the advanced automation technology and efficient cleaning equipment, whole-process automatic operation of cover mold cleaning is achieved, the cleaning efficiency and quality are improved, the labor cost is reduced, meanwhile, the flexibility and adaptability of a production line are enhanced, and the production efficiency is improved. And the urgent requirements of the concrete prefabricated part production industry for efficient, high-quality and low-cost cleaning solutions are met.

The utility model relates to automatic feeding device technical field, especially quick automatic feeding device of grabbing, including feeding platform, support leg, still including clamping subassembly and feeding subassembly, the one side of feeding platform top is provided with the clamping subassembly for clamping material, the other side of feeding platform top is installed with feeding subassembly, the bottom of feeding platform is installed with support leg, the bottom of support leg is provided with antiskid pad, clamping subassembly includes slide rail, slide rail sets up in the two side walls of feeding platform right side, the back of slide rail is connected with the slider of one side sliding, the outside fixed connection of slider has the stand, the utility model discloses realized the full automation coordination operation of material pickup, delivery and press action, has improved production efficiency greatly, reduced the time waste and labor intensity of manual operation, the cooperation of automatic transfer mechanism and mobile platform can accurate pickup and stable material transfer, guarantees the accuracy of material handling in the production process.

The utility model relates to an inspection device of a quartz crystal resonator, which comprises a first turntable and a plurality of suction nozzles uniformly distributed along the circumferential direction of the first turntable, and the first turntable can rotate around the axis of the first turntable and drives the plurality of suction nozzles to rotate synchronously. The suction nozzle rotates to pass through a first positioning station, a first testing station, a second testing station, a third positioning station and a second detecting station which are sequentially arranged in the rotating direction of the first rotating disc. The positioning mechanism I is used for positioning the quartz crystal resonator positioned on the positioning station I; the testing mechanism I is used for testing electrical parameters of the quartz crystal resonator positioned on the testing station I; the testing mechanism II is used for testing the insulating property of the quartz crystal resonator positioned on the testing station II; the positioning mechanism III is used for positioning the quartz crystal resonator positioned on the positioning station III; the second detection mechanism carries out bottom visual detection on the quartz crystal resonator located on the second detection station. Through the arrangement, manual intervention is not needed, and the detection efficiency and accuracy are greatly improved.

The utility model discloses an O type ring oiling material loading mechanism, including frame, O type ring tongs, oiling mechanism, is equipped with O type ring material loading station on the frame, and one side of the frame is equipped with O type ring assembly station, O type ring tongs include inserting rod, O type ring push -out pipe, and the oiling mechanism includes left clamping plate, right clamping plate, the utility model discloses through the cooperation of inserting rod and push -out pipe, realizes O type ring accurate capture and removal, and ensures material loading positioning accurate, the arc clamping groove of left and right clamping plate and built -in oil groove design make oiling even and controllable, avoid waste, double station and double tongs configuration, and the operation efficiency is improved greatly, and each drive mechanism adopts pneumatic element, and the response is quick and low cost, and the vibration feed tray is combined with inductor, realizes the automatic continuous production, reduces manual intervention, and the overall structure is compact, can be flexible adaptation different assembly scene, effectively solve traditional oiling uneven, low efficiency etc.

The present invention provides a method for manufacturing an all-solid-state battery capable of accurately transferring a solid electrolyte layer to a positive electrode layer. The method for manufacturing an all-solid-state battery (1) is a method for manufacturing an all-solid-state battery (1) by pressing a first solid electrolyte layer (SE1) onto a positive electrode side sheet member (300), comprising: a transfer step (S21) for transferring the first solid electrolyte layer (SE1) onto the positive electrode side sheet member (300); and a positive electrode pressing step (S5) for densifying the first solid electrolyte layer (SE1) transferred in the transfer step (S21) and the positive electrode side sheet member (300) on the same production line.

The application discloses a low-impact rice pot body blanket seedling precision transfer device and a transfer method. In the application, the box is driven to reciprocate by a transverse movement mechanism, so that each pot seedling in each row of the two pot body blanket seedlings placed on two belt conveying mechanisms is sequentially translated to a seedling taking position, transverse seedling conveying work of the pot body blanket seedlings is realized, and after the transverse seedling conveying work of each row of pot seedlings is completed, the two belt conveying mechanisms on the box are driven to work by a longitudinal movement mechanism, so that the two rows of pot body blanket seedlings are conveyed by a distance of one row of pot seedlings, longitudinal seedling conveying work of the pot body blanket seedlings is realized, and a curve groove wheel is adopted in the longitudinal movement mechanism. A plurality of trapezoidal outer teeth are uniformly distributed on the outer surface of the conveying belt of the belt conveying mechanism, and a plurality of circular platform protrusions are arranged equidistantly along the width direction of the conveying belt between every two adjacent trapezoidal outer teeth. The application can realize the precision transfer of the rice pot body blanket seedlings, and the longitudinal seedling conveying precision and stability are high.

The utility model provides a label transfer printing device, including frame still including support subassembly, unwinding subassembly, traction subassembly, unwinding subassembly, engraving plate subassembly and transfer printing subassembly, support subassembly installs on the frame, unwinding subassembly installs in support subassembly left side, traction subassembly installs in support subassembly middle part, unwinding subassembly installs in support subassembly right side, unwinds by unwinding subassembly to label roll, engraving plate subassembly installs in traction subassembly top, transfer printing subassembly installs in frame top, and transfer printing subassembly is located in engraving plate subassembly top. The utility model discloses through automation control and accurate transfer printing, can reduce production time, improve product quality, and the integrative design can make each component work cooperatively, ensure accurate unwinding, traction, transfer printing and winding of label roll, improve production efficiency and consistency.

The utility model relates to the technical field of battery manufacturing, in particular to a cover plate carrying device and battery assembling equipment. The cover plate carrying device in the battery assembly equipment comprises a first carrying mechanism, a secondary positioning mechanism and a second carrying mechanism, the first carrying mechanism can synchronously clamp and fix a plurality of cover plates located at a material pile and synchronously transfer the cover plates to the secondary positioning mechanism, and the secondary positioning mechanism is configured to synchronously position and fix the cover plates. The second carrying mechanism can synchronously clamp at least two cover plates which are located on the secondary positioning mechanism and finish positioning and fixing and synchronously drive the at least two cover plates to move, and the second carrying mechanism can adjust the distance between every two adjacent cover plates in the preset direction so that each cover plate can be transferred to the preset position. According to the cover plate transfer device, accurate transfer of each cover plate relative to the preset position is achieved, the subsequent buckling effect of the cover plates and the outer shell is guaranteed, the cover plate carrying efficiency is greatly improved, and the actual requirement is met.

The present invention relates to a displacement conveying device, belonging to the field of conveying technology. It comprises a PLC controller, a first line body, a second line body, a third line body and a displacement assembly for conveying a cargo tray. The first line body, the second line body and the third line body are arranged in a herringbone shape and the third line body is vertically distributed with the first line body and the second line body. One end of the displacement assembly is docked with the first line body, and the other end of the displacement assembly can selectively turn and dock with the second line body or the third line body. The PLC controller is electrically connected to the displacement assembly. The displacement assembly of the present invention can be converted between the second line body and the third line body in a rotating manner, which effectively solves the problems of slow speed, large impact, and incoherent conveying rhythm of the existing lifting and lateral movement device, thereby improving the conveying efficiency and automation level.

The invention relates to the technical field of payment settlement, and discloses a scientific and technological achievement transaction fund automatic settlement method and system based on a smart contract, and the method comprises the steps: compiling a transaction parameter based on a transaction intention, obtaining a contract byte code, deploying the contract byte code to a block chain, and obtaining a unique contract address. The buyer locks transaction funds to the contract account, and meanwhile, an achievement delivery file uploaded by the seller is encrypted and fragmented to generate derived data segments; the derived data segments are distributed to distributed storage nodes, and storage addresses and content hash values returned by the nodes are combined into a fragment index list according to an agreed format; and extracting digital voucher information of the delivery file from the list, and performing byte verification on the digital voucher information and a seller digital voucher sample in the transaction parameters to obtain a content acceptance result. And finally, according to a settlement identifier in an acceptance result, automatically determining a transfer direction of funds of the two transaction parties. According to the invention, the efficiency of scientific and technological achievement transaction fund automatic settlement based on the smart contract can be improved.

The utility model relates to the technical field of rewinding machines, in particular to a feeding rewinding roller structure of a rewinding machine. A rewinding roller feeding structure of a rewinding machine comprises a temporary storage assembly, the temporary storage assembly is composed of a first temporary storage bin and a second temporary storage bin, the first temporary storage bin and the second temporary storage bin are arranged in a spaced mode, a plurality of rewinding rollers are arranged between the first temporary storage bin and the second temporary storage bin, and penetrating notches are formed in the bottoms of the first temporary storage bin and the second temporary storage bin. The rewinding roller feeding device has the advantages that due to the structure, a rewinding roller can rapidly and orderly enter a rewinding roller waiting area, continuous and stable roller body feeding is provided, accurate control and transfer of the rewinding roller are achieved, orderly arrangement in the rewinding roller waiting area is guaranteed through the smooth transfer process, the shutdown time of a rewinding machine is effectively shortened, and the rewinding efficiency is improved. And the overall production efficiency is improved.

The present application relates to a chip transfer method, a chip transfer device and a display device. The chip transfer method includes: providing a transfer substrate, on which a plurality of mounting grooves are provided, the plurality of mounting grooves including at least one first mounting groove; using a plurality of magnetic filling pieces to fill the plurality of mounting grooves respectively; moving the magnetic filling piece filling the first mounting groove out of the first mounting groove; using a first chip to fill the first mounting groove not filled by the magnetic filling piece to realize the transfer of the first chip to the transfer substrate, thereby being able to accurately transfer the chip to the corresponding position of the transfer substrate, thereby improving the transfer accuracy of the chip.

The utility model relates to the technical field of PCBA plate taking devices, in particular to a PCBA plate taking and transferring device which comprises an equipment frame, the equipment frame comprises a base plate and an adjustable disc, the adjustable disc is rotationally installed in the base plate, an angle motor for driving the adjustable disc to rotate is fixedly installed on the rear end face of the base plate, a connecting swing arm is installed at the front end of the adjustable disc, and a connecting rod is installed on the connecting swing arm. One end of the connecting swing arm is fixedly connected with the adjustable disc, and an extension rod is installed at the other end of the connecting swing arm in an inserted mode and is in sliding connection with the connecting swing arm. Through rotation of the adjustable disc and sliding of the extension rod, the position and the working range of the adsorption assembly can be flexibly adjusted, and different production layouts and the taking and transferring requirements of PCBA plates are met. Accurate taking and transferring can be achieved through flexible adjustment of the device regardless of the distance change of the conveying belts or the position difference of PCBA boards.

The application provides a multi-process intelligent forging mechanical arm integrated device, and relates to the technical field of forging conveying equipment.The application comprises a feeding elevator, a heating furnace, a bar material receiving and overturning assembly line, a punch, a first graphite spraying machine, a first mechanical arm, a press, a second mechanical arm, a second graphite spraying machine, a third mechanical arm, a punch press, a fourth mechanical arm and a discharging conveying belt.In the application, the mechanical arm is driven by the multiple degrees of freedom of a rotating unit, a lifting unit, an elongation unit and a rotating seat, so that the mechanical gripper can be accurately positioned and adjusted at any angle in a three-dimensional space, the high-temperature workpiece can be accurately transferred and aligned between different machining stations, and the size precision of the forging machining and the product consistency are effectively improved.

The invention discloses a continuous bowl wiping machine which comprises a mounting frame, a control assembly, a belt type conveying mechanism, a rotating disc mechanism, a cleaning mechanism, a telescopic mechanism and a rotating mechanism. The belt type conveying mechanism, the rotating disc mechanism, the cleaning mechanism, the telescopic mechanism and the rotating mechanism are electrically connected with the control assembly. A mounting plate is arranged in the middle of the mounting frame, a telescopic mechanism is mounted at the top, and a rotating mechanism is mounted at the tail end of the telescopic mechanism; a mounting seat is arranged in the middle of the mounting plate, a supporting plate is arranged at the top of the mounting seat, a turntable mechanism and a cleaning mechanism are mounted on the two opposite sides of the supporting plate respectively, and the turntable mechanism is rotationally mounted on the side edge of the supporting plate and matched with the supporting plate; and the belt conveying mechanism is arranged beside the mounting frame, and the belt conveying mechanism is further matched with the supporting plate. The belt type conveying mechanism is matched with the rotating disc mechanism, so that automatic conveying and positioning of bowls are achieved, and the automation level of the cleaning process is improved; the telescopic mechanism, the rotating mechanism and the cleaning mechanism are used in cooperation, it is guaranteed that the outer walls of the bowls are thoroughly cleaned, and the appearance quality and the hygienic standard of products are guaranteed.

This invention discloses a method for preparing nitride thin films, belonging to the field of advanced functional thin film material preparation technology. The method employs pulsed laser deposition technology and includes the following steps: placing an alloy target material prepared according to the stoichiometric ratio of the target thin film in a deposition chamber, evacuating to a background vacuum ≤, heating a single-crystal substrate to 400-1000℃, turning on a 13.56MHz radio frequency ion source and adjusting the power to 50-500W for ionizing nitrogen gas; injecting ammonia or nitrogen gas with a purity ≥99.999% into the chamber through a high-speed pulse valve with a response delay ≤50μs and an opening / closing time ≤200μs, precisely synchronized with the laser pulse electronic signal; the high-energy metallic plasma plume generated by the laser pulse ablation of the alloy target material undergoes an instantaneous gas-phase reaction with the synchronously injected reactive gas, while simultaneously bombarding the substrate surface with a high-energy nitrogen ion beam, controlling the deposition parameters to deposit a nitride thin film on the substrate, which can be cooled after in-situ annealing.

The utility model discloses a vacuum melting furnace for preparing infrared glass, which comprises a shell, a crucible and a transfer mechanism, an upper furnace body is arranged at the upper end of the interior of the shell, a lower furnace body is arranged at the lower end of the interior of the shell, and the upper furnace body is communicated with the lower furnace body through a channel; a transfer block is arranged at the lower end of the crucible, and an annular groove and a groove are formed in the lower side face of the transfer block; the transfer mechanism comprises a lifting frame and a transfer table, the lifting frame capable of moving up and down is arranged in the lower furnace body, the upper end of the lifting frame is connected with the annular groove in an inserted mode, the adjustable transfer table is arranged outside the lower end of the shell, and the transfer table is matched with the groove. Through the automatic, accurate and efficient transferring mechanism, the convenient and orderly discharging process and simple and convenient operation control, the defects in the prior art in the aspects of transferring and discharging convenience are overcome, and the infrared glass production efficiency and the product quality are remarkably improved.

The invention relates to the field of photoelectric detector structures of electrical devices, and discloses a hexagonal boron nitride packaged two-dimensional metal sulfide photoelectric detector and a preparation method thereof. The chemical inert surface provided by the hexagonal boron nitride (h-BN) not only can effectively prevent environmental degradation, but also can improve the interface quality between the two-dimensional metal sulfide material and the base material, and obviously reduces charge scattering caused by the surface roughness and defects of the traditional base material, thereby realizing more efficient charge transmission. Experimental results show that an atom smooth surface brought by h-BN / MoS2 / h-BN packaging promotes efficient transmission of charge carriers to a great extent, and the photoelectric property of the two-dimensional metal sulfide material is remarkably enhanced. By eliminating the surface roughness caused by the substrate and reducing the defect state to the maximum extent, the h-BN effectively reduces charge carrier scattering, and the responsiveness and photocurrent measurement are further enhanced. The h-BN packaging also plays a key role in inhibiting exciton annihilation, and is crucial for improving the photoelectric property.

The utility model relates to an inductance testing machine which comprises a machine frame, an inductance feeding mechanism, an inductance transplanting mechanism, an inductance testing device and a material receiving mechanism. The inductor feeding mechanism, the inductor testing device and the receiving mechanism are sequentially arranged on the rack, and the inductor feeding mechanism is used for storing and conveying to-be-detected inductors; the inductor transplanting mechanism is arranged above the output end of the inductor feeding mechanism and comprises a PPU mechanical arm, a first grabbing piece and a second grabbing piece, the PPU mechanical arm is arranged on the rack, and the first grabbing piece and the second grabbing piece are arranged at the execution end of the PPU mechanical arm at intervals in the inductor conveying direction and used for grabbing inductors conveyed by the inductor feeding mechanism to the inductor testing device. The tested inductor is grabbed to a material receiving mechanism; and the receiving mechanism is arranged on one side of the inductor testing device and is used for receiving the tested inductor. According to the utility model, automatic feeding, testing and receiving of inductors are realized, the inductor testing efficiency is improved, the labor intensity is reduced, and the testing accuracy is improved.