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123 results about "Material line" patented technology

Preparation method of high-strength 5000 series aluminum alloy sheet for anodic oxidation

The invention discloses a preparation method of a high-strength 5000 series aluminum alloy sheet for anodic oxidation. An aluminum ingot, an aluminum intermediate alloy ingot and electrolytic aluminum water are used as raw materials, and the high-strength 5000 series aluminum alloy sheet for anodic oxidation is prepared through the steps of smelting, casting, homogenization treatment, hot rolling, cogging cold rolling, intermediate annealing, finished product low-temperature cold rolling, stress relief annealing, cleaning, straightening and trimming and finished product shaft splitting. The tensile strength of the aluminum alloy material with the thickness of 0.5-2.0 mm is larger than or equal to 280 MPa, the yield is larger than or equal to 240 MPa, and the ductility is larger than or equal to 8%. The grain size of any position of the surface of the obtained final product is smaller than or equal to 30 microns, the grain aspect ratio is 1.0-1.6%, it can be guaranteed that no material lines and different color lines appear on a 150 # zircon sand blasting anode, and the requirements for high-strength punch forming and anodic oxidation of the product are met.
Owner:CHINALCO RUIMIN CO LTD

Method for preparing notebook computer housing using recycled aluminum anodized aluminum strip

The application discloses a preparation method of notebook computer shell added with recycled aluminum anodized aluminum strip, and specifically comprises the following steps: raw materials such as recycled aluminum, aluminum ingot and intermediate alloy ingot are subjected to smelting, casting, hot rolling, cold rolling, intermediate annealing, roughening cold rolling and cleaning and straightening to obtain a notebook computer shell added with recycled aluminum 5000 series aluminum plate strip. The average grain size of the aluminum alloy strip is less than 10 microns, the grain aspect ratio is 0.9-1.1, the maximum size of intermetallic compounds is less than 5 microns, the compound proportion difference in unit area is less than 1%, the sand blasting sand type on the surface of the aluminum material is 120-150# iron sand, the roughness Ra after sand blasting is 1.8+ / -0.3 microns, and the anodized surface is fine and free of material lines.
Owner:CHINALCO RUIMIN CO LTD +1

3D printing wire arranging mechanism

The utility model relates to the field of 3D printing equipment, in particular to a 3D printing wire arranging mechanism which comprises a supporting rod and an elastic wire bunching sleeve used for being sleeved with a material pipe above a printing rack, the bottom end of the supporting rod is installed on the printing rack, and the top end of the supporting rod is correspondingly and universally connected with the outer sleeve wall of the wire bunching sleeve. The sleeve wall of the bunching sleeve is provided with an inserting seam penetrating through the two ends of the bunching sleeve, and the edges of the two sleeve walls, corresponding to the two sides of the inserting seam, of the bunching sleeve are turned outwards to form flanging parts. According to the wire arranging mechanism, flexible movement of the spray head is not affected, and the material wire can be effectively supported for a long time.
Owner:HUBEI CREALITY 3D TECH CO LTD

Flexible online detection system and detection method

The invention discloses a flexible online detection system and a detection method. The flexible online detection system comprises a double-clamp switching device and a first base body, wherein a first clamp is arranged on the first base body; a second clamp is arranged on the second base body; the lifting device is assembled on the first base body, connected with the second base body and used for driving the second base body to ascend and descend; the measuring machine is used for measuring the part clamped and fixed in the first clamp or the second clamp; the first conveying material line can be used for two-way conveying; the second conveying material line can be used for bidirectional conveying; the unqualified material line is arranged between the first conveying material line and the second conveying material line; and the transfer robot is arranged between the material conveying line group and the measuring machine and is used for transferring the steering knuckles or the fork arms. According to the flexible online detection system provided by the invention, automatic feeding, transferring and detection of the steering knuckle and the fork arm can be realized at the same time, and one set of system is compatible with detection of two types of parts at the same time.
Owner:海克斯康制造智能技术(青岛)有限公司

A system for incinerating aluminum residue after production of triisobutyl aluminum

The utility model relates to a kind of aluminium residue incineration treatment systems after production triisobutyl aluminium, belong to triisobutyl aluminium technical field, solve the problem of low efficiency of existing incineration system processing.The system includes feeding unit, processing unit, combustion unit;Feeding unit includes low-temperature liquid nitrogen storage tank, raw material tank, vaporizer, nitrogen line and raw material tank inlet material line, nitrogen line includes nitrogen main line, first nitrogen branch line, second nitrogen branch line and third nitrogen branch line;Processing unit includes mixed stirring reaction kettle, motor and liquid full plug wire are installed in mixed stirring reaction kettle;Combustion unit includes incinerator, two combustion chamber, spray gun device, air supply device, two combustion chamber material line and nitrogen backflush line.The system processing efficiency is high.
Owner:BEIJING DILONG CHEMICAL CO LTD

Material guide mechanism and 3D printer

The present disclosure provides a material guide mechanism and a 3D printer. The material guide mechanism is used to communicate with the main material pipe in the 3D printer to guide material lines from different material trays to the main material pipe. The material guide mechanism includes: a shell, the shell defines a plurality of feed ports, a plurality of feed channels, a discharge port and a discharge channel. Each of the plurality of feed channels is respectively connected to a corresponding one of the plurality of feed ports to receive a corresponding material line wound on a corresponding material tray, the discharge channel is connected to the discharge port, the discharge port is used to engage with the main material pipe, and the plurality of feed channels are all connected to the discharge port via the discharge channel. The shell is formed to have a shell curvature relative to a plane defined by the center of the discharge port and the center of each of any two feed ports in the plurality of feed ports, so that the corresponding combined channel formed by each of the plurality of feed channels and the discharge channel adapts to the curvature of the corresponding material line when it is released from the corresponding material tray.
Owner:SHENZHEN TUOZHU TECH CO LTD

Tool for detecting deviation of coiled material line of coiler

The utility model provides a coiling material line deviation detection tool of a coiling machine. The coiling material line deviation detection tool of the coiling machine comprises a ruler rod, the ruler rod sequentially comprises a connecting part, a handheld part and a scaleplate part along the length direction of the ruler rod; the connecting part is used for being detachably connected with the winding machine, the handheld part is used for being held by the hand of an operator, and scale marks are arranged on the scaleplate part. An operator can easily install the detection tool on the winding machine for detection according to actual production requirements, the hand-held part is held by the hand of the operator, and the operator can hold the detection tool more conveniently and stably in the operation process by means of the hand-held part. And the scale part is provided with scale marks, so that a quantitative basis is provided for accurately measuring the deviation condition of the coil material line. Through the cooperation of the connecting part, the handheld part and the scale part, whether the material deviates or not can be conveniently, rapidly and accurately measured, and the use flexibility and convenience of the detection tool are greatly improved.
Owner:SHANDONG GEELY XINWANGDA POWER BATTERY CO LTD

Coke oven coal receiving method

The invention relates to a coke oven coal receiving method, which comprises a coal tower material distribution system and a coal adding vehicle, and the coal tower material distribution system comprises a material level meter and a reversible belt; the interior of the coal tower is equally divided into a plurality of bins, and the level gage is used for monitoring the coal storage amount of each bin; the reversible belt can rotate by taking the center of the coal tower as an axis, and the material distribution outlets at the two ends of the reversible belt are divided into a far end and a near end according to the distance from the rotation center. According to the coke oven coal receiving method provided by the invention, due to uniform material distribution, the overall stockline is smooth, and the problems of coal powder collapse, accumulation and deterioration caused by large fall of the stockline in coal storage in the coal tower are solved; through the compilation of the coal receiving plan, the running distance of the coal adding vehicle under the coal tower can be greatly shortened, meanwhile, the coke oven production process is combined, it is also guaranteed that the coal discharging frequency and the coal variety of all bins of the coal tower are equal in a production period, and the problems of coal powder hardening, deterioration, jamming and the like caused by high-position extrusion of coal powder in a certain bin are solved.
Owner:SHANGHAI MEISHAN IRON & STEEL CO LTD

Two-dimensional material line contact heterojunction and array type preparation method thereof

The invention discloses a two-dimensional material line contact heterojunction and an array type preparation method thereof, and belongs to the field of nanometer materials, and the method comprises the following steps: transferring a first material layer on a substrate, and etching a plurality of first material units; an isolation protection layer covering the first material unit is prepared, a plurality of isolation protection units covering the first material unit are etched, and at least one side of the first material unit protrudes out of the boundary of the isolation protection unit; etching the first material unit again to obtain a lap joint side, flush with the boundary of the first material unit, of the isolation protection unit; a second material layer is transferred on the substrate and etched into a plurality of second material units, one end of each second material unit is in lap joint with the isolation protection unit, the other end of each second material unit is attached to the substrate on one side of the lap joint side, and the middle of each second material unit is in lap joint with the boundary of the first material unit on the lap joint side. According to the method, array preparation of the two-dimensional material line contact heterojunction can be realized, the preparation efficiency is improved, and the preparation cost is reduced.
Owner:HUAZHONG UNIV OF SCI & TECH

Winding feeding mechanism

The utility model belongs to the technical field of battery cell winding, and particularly relates to a winding feeding mechanism which comprises a bottom plate, a clamping module, a cutting module, a pre-winding module and a lifting module. The pre-rolling module is arranged at the bottom of the bottom plate, the clamping module and the cutting module are arranged on the bottom plate in a sliding mode, the cutting module is located between the clamping module and the pre-rolling module, and the lifting module is connected with the clamping module and the cutting module and used for driving the clamping module and the cutting module to move in the direction close to or away from the pre-rolling module. When winding needles with different sizes are replaced, firstly, the lifting module drives the clamping module and the cutting module to move to proper positions on the bottom plate to reach the height required by a product, so that a material line is aligned with the feeding direction of the winding needles. And then the pre-rolling module is manually adjusted to move to a proper position, and the production requirement is met. The winding feeding mechanism can adapt to winding needles of various specifications, and when the specifications of the winding needles are changed, the process of adjusting stock lines to be aligned with the winding needles is simple, convenient and fast.
Owner:DONGGUAN BOTUO LITHIUM TECH CO LTD

An automatic calibration system of an intelligent feeder and an automatic calibration method thereof

The application belongs to the technical field of livestock breeding, and particularly relates to an automatic calibration system and method of an intelligent feeding device, which comprises a data acquisition module, a data processing module and a calibration execution module; the automatic calibration system further comprises a tower weighing controller, a weighing sensor, a material line controller, a terminal material line probe and the intelligent feeding device. The automatic calibration system adopts an automatic mode and does not need manual intervention, and each material line can save calibration time of more than half an hour each time, greatly solving the calibration time and improving the calibration efficiency; the calibration precision is improved, the calibration error is reduced from 8% of manual calibration to within 1% through dynamic data closed-loop calibration, the efficiency and precision are improved, the error is reduced, the intelligent breeding demand can be better met; the calibration cost is effectively reduced, the existing equipment and data are reused, no new sensor needs to be added to the intelligent feeding device, the equipment investment is reduced, the manual cost is significantly reduced, the calibration precision is improved, and the automatic calibration system is suitable for large-scale breeding farms.
Owner:SUZHOU YUDIAN INTERNET TECH CO LTD

Device and method for foaming building materials with CO²

The invention relates to a device and a method for foaming building materials with CO₂ 2 for the production of a building component and / or building insulation. The device comprises a conveying device (2) and, downstream, a construction material line (3) in which one or more injection nozzles (4) are arranged to inject liquid CO into the stream of construction material. 2 to inject. The pressure level in the building material line (3) is maintained such that the injected CO₂ 2 remains in its liquid state. The building material as well as the CO 2 downstream they enter a mixing device (9) and then at least one or more decompression pumps (11), which ensure controlled decompression of building material and liquid CO₂ 2without significant cooling and segregation. Downstream, a dispensing device (19) is arranged, which is configured to dispense the material for the production of a component and / or building insulation. Depending on the addition of CO 2 This allows the layers within a component to be modified with respect to their density and thus their properties in terms of load-bearing capacity, heat transfer, and mass. If the amount of CQ is kept constant during the process, 2 injected, which the building material in gaseous CO 2 The material that can be absorbed in the suspension forms a building material foam, for example, in the form of building insulation. The invention further comprises a corresponding method for manufacturing components using such a method.
Owner:WINTER VON ADLERSFLÜGEL, HUBERTUS DIETRICH

Special ruler for product switching of winding machine

The utility model provides a special scale for product switching of a winding machine, relates to the technical field of lithium battery production, and solves the problem that a large number of pole pieces and time are consumed when a material line is debugged during product switching of an existing winding machine. The device comprises a magnetic attraction base, a vertical rod is detachably connected to the magnetic attraction base, a first ruler is arranged on the front face of the vertical rod, and the device further comprises a first clamping piece and a second clamping piece which are arranged on the vertical rod in an up-down sliding mode and used for measuring the relative positions of the edges of the pole pieces. The vertical rod is slidably sleeved with a first sliding clamping block and a second sliding clamping block, the first clamping piece is slidably inserted into the rear end of the first sliding clamping block and is perpendicular to the vertical rod, and the second clamping piece is slidably inserted into the rear end of the second sliding clamping block and is perpendicular to the vertical rod. And the second scale is vertically arranged on the second card and is used for measuring the position of the tab. The beneficial effects of the utility model are that the debugging difficulty is reduced, and the production efficiency is greatly improved.
Owner:TIMES FAW POWER BATTERY CO LTD

Method for discharging zinc element in blast furnace

The invention belongs to the technical field of blast furnace smelting, and particularly discloses a method for discharging a zinc element in a blast furnace. The method comprises the steps of zinc discharge triggering condition judgment, charge level lowering operation, heat system and slagging system control, air volume and top pressure control, charging system adjustment and safety monitoring, specifically, zinc discharge operation is triggered through cycle management or furnace condition fluctuation, the charge level is lowered to 13-15 m and maintained for 2-3 h, the furnace top temperature is controlled to be 300-350 DEG C, and the furnace top temperature is controlled to be 30-35 DEG C; the load is reduced to 3.5 before the material is reduced, the load is controlled to be 2.4-2.6 during the period, the air volume is gradually reduced from the initial value being less than or equal to 4200Nm < 3 > / min, and the ore coke angle is synchronously adjusted by 0.5 degree when the material line is 4-15m and the ore coke is lifted every 1m. The zinc element is efficiently and safely discharged, the zinc circulation enrichment mechanism is effectively broken, and stable operation of the blast furnace is guaranteed.
Owner:XINJIANG BAYI IRON & STEEL CO LTD

A blast furnace burdening system, method, device and computer readable storage medium

The present application relates to a kind of blast furnace material speed calculation system, belong to intelligent metallurgy field, comprising: data acquisition module, for obtaining the material line depth when loading material, corresponding time and the weight data of material;Data preprocessing module is used to judge the validity of single or multiple measurement data, and the average value of the material line depth effective value of the current material to be laid is calculated, and the data is saved;Material descending speed calculation module is used to process and calculate according to the collected data, obtain the latest material descending speed;Storage module is used to store the collected data and calculated data.The present application also provides a kind of blast furnace material speed calculation method, equipment and computer readable storage medium.
Owner:CISDI ENGINEERING CO LTD

A material line state detection method, device, equipment and storage medium

The application discloses a kind of material line state detection method, device, equipment and storage medium, comprising: the switch of the blanking valve at the adapter between material line is collected, and according to the switch signal, the state of the blanking valve is judged;The state of the blanking valve includes off-to-position state and open-to-position state;If it is off-to-position state, the signal of material line end probe is collected, and according to the signal of material line end probe, the full material degree of the feed in the material line is judged, so as to detect the current running state of the material line according to the full material degree and the state of the blanking valve;If it is open-to-position state, the travel switch signal of plug chain in material line is collected, and according to the travel switch signal, the tension state of the plug chain is judged, so as to detect the current running state of the material line according to the state of the blanking valve and the tension state of the plug chain;Wherein, the current running state of the material line includes normal running state and abnormal running state.
Owner:SHENZHEN SHUYING TECH CO LTD +1

Cutting equipment

The present invention relates to a cutting device. By setting the above-mentioned cutting device, initially, the first cutting knife assembly and the second cutting knife assembly are located at positions far away from each other. At this time, the material line is conveyed between the first cutting knife assembly and the second cutting knife assembly. Then, the first driving member operates to drive the rotating assembly to rotate, and indirectly drives the first cutting knife assembly and the second cutting knife assembly to approach each other. And during the approaching process, the material line is cut. After cutting, the cut material line is removed. At the same time, the first driving member operates to drive the rotating assembly to rotate, indirectly driving the first cutting knife assembly and the second cutting knife assembly to move away from each other. After returning to the initial position, the above steps are repeated. In this way, only one first driving member can drive the actions of the first cutting knife assembly and the second cutting knife assembly at the same time, so as to complete the cutting of the material line, without setting corresponding power mechanisms for the first cutting knife assembly and the second cutting knife assembly, simplifying the structure and improving the efficiency.
Owner:JIANGSU LEAD TECH CO LTD

Three-dimensional laying hen welfare breeding equipment with manure cleaning function at bottom

Stereoscopic laying hen welfare breeding equipment with a manure cleaning function at the bottom comprises a cage net cage frame, a front-back driving and manure cleaning system, a feeding system, an egg collecting system and a side wall chicken outlet door system which are arranged in a chicken coop, the cage net cage frame is located in the middle of the whole chicken coop and comprises a cage frame, cage nets, a water line, a lamp line and an inhabiting frame, and multiple layers of cage nets are fixed in the cage frame; the feeding system comprises a chain type stockline, a material box, a power head and a corner wheel, and the chain type stockline is fixed to the first layer, the third layer and the fourth layer of the cage frame; the egg collecting system is located on the second layer of the cage frame and comprises a vertical egg collecting machine, a plant area egg collecting system, a head-tail frame, an egg laying box, an egg belt, a support and a chicken driving system. The side wall chicken outlet door system comprises a chicken outlet door and a lifting system driving the chicken outlet door to be opened and closed. The chicken outlet door is arranged on the side wall of the henhouse and can be opened and closed in a timing mode, the sand bath area and the outdoor activity area are arranged on the outer side of the henhouse, chickens can conveniently release the nature, the use space is enlarged through the multi-layer design, the number of raised chickens is increased, cost is reduced, and the henhouse is suitable for application and popularization.
Owner:ZHUCHENG ZHONGYU ELECTROMECHANICAL EQUIP CO LTD

Spiral supporting plate straight hole machining method

The invention relates to a spiral supporting plate straight hole machining method which is completed through cooperation of a three-dimensional inspection sample box, a hole center positioning method, a hole site lineation technology, a detection tool, a jack supporting cushion technology, a drilling technology and the like, and the three-dimensional inspection sample box is used for inspecting the profile tolerance of a spiral supporting plate and scribing an inner circle net material line and an outer circle net material line; a two-dimensional drawing is projected into a three-dimensional model through the projection principle in three-dimensional software, the distance between the inner circle of the supporting plate and the circle line where the hole center is located and the distance between a starting point and all hole sites are obtained through measurement, then hole site lineation is conducted on the spiral supporting plate, and drilling is conducted on a drilling machine by aligning the position through the jack supporting cushion technology. The purposes of hole center positioning and straight hole drilling perpendicular to the spiral surface of the spiral supporting plate are achieved; the whole machining method does not depend on a large numerical control drilling and milling machine, machining difficulty and machining cost are reduced, positioning precision is high, machining efficiency is high, and wide application and popularization value is achieved.
Owner:CITIC HEAVY INDUSTRIES CO LTD +1

Feeding and discharging line body and die bonder

ActiveCN224098112UDie bondingSemiconductor
The utility model relates to the technical field of semiconductor die bonding equipment, and particularly discloses a feeding and discharging line body and a die bonder. The feeding and discharging line body comprises a first area, a plurality of second areas, a third area and a fourth area which are arranged in sequence; in the first area, the first conveying piece is used for receiving the substrate output by the feeding unit, the first conveying piece can drive the substrate to move towards the next area, and the first blocking unit selectively blocks the substrate from moving to the next area; in the second area, the second conveying piece can drive the substrate to move to the first area and the next area, and the second blocking unit selectively blocks the substrate from moving to the first area; in the third area, the third conveying piece is used for driving the substrate to move towards the next area, and the third blocking unit selectively blocks the substrate from moving to the next area; and a fourth conveying piece in the fourth area is used for driving the substrate to be conveyed out of the feeding and discharging line body. The feeding and discharging line body orderly processes batch substrates, accurately controls the conveying rhythm and position of the substrates, and improves the conveying efficiency and smoothness.
Owner:SHENZHEN IN CUBE AUTOMATION

Method for eliminating tuyere fire after damping down of high-pressure-difference large blast furnace

The invention discloses a method for eliminating tuyere fire after damping down of a high-pressure-difference large blast furnace, which comprises the following steps of: (1) quickly reducing air at the earlier stage of damping down of the blast furnace, stopping coal and oxygen in time, and reducing the pressure in the furnace; (2) furnace top pressure control: rapidly reducing the furnace top pressure in the early damping-down stage of the blast furnace; (3) stock line control: in order to increase the air permeability of stock columns in the furnace, controlling the stock line to be 2.5-3.0 m after damping down; and (4) reducing the pressure in the furnace, gradually increasing damaged pipes on the cooling wall of the furnace body in the later period of furnace service, maintaining a part of the damaged pipes by medium-pressure nitrogen, and stopping the maintenance nitrogen in time to reduce the pressure in the furnace after damping down. The invention aims to quickly, safely and effectively eliminate the tuyere fire phenomenon, reduce the equipment loss, reduce the safety risk, particularly shorten the tuyere replacement time, improve the blast furnace productivity and reduce the environmental pollution through scientific and reasonable operation procedures and technical means. And a good condition is created for reblowing after damping down of the blast furnace.
Owner:INNER MONGOLIA BAOTOU STEEL UNION

Automatic uniform mixing type medicine adding device for plug tray stockline

The utility model relates to the technical field of livestock breeding, and discloses an automatic uniform mixing type medicine adding device for a plug tray stockline, which comprises a stirring box arranged on the plug tray stockline; the stirring assembly comprises a plurality of stirring pieces and a plurality of conveying pieces, the stirring pieces and the conveying pieces are arranged in the stirring box, the stirring pieces and the conveying pieces are arranged in a staggered mode and connected end to end, the inlet end of the stirring piece located at one end communicates with one end of the tray plugging material line, and the discharging end of the conveying piece located at the other end communicates with the other end of the tray plugging material line; the medicine adding assembly comprises a medicine adding bin and a medicine adding part, the medicine adding bin is fixedly connected to the stirring box and communicates with the inlet end of the stirring part located at one end, and the medicine adding part is arranged in the medicine adding bin and used for controlling medicine output. Normal conveying of feed in a feed line is not affected, the feed can be fully mixed with medicine after passing through the device, and the problems that manual medicine adding is high in cost, low in efficiency and not beneficial to biological safety protection and the medicine and the feed cannot be fully mixed are solved.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY

Automatically adjustable striker plate

The utility model discloses an automatically adjustable striker plate which comprises a first conveying belt and a second conveying belt, the first conveying belt is perpendicular to the second conveying belt, and the input end of the second conveying belt is arranged on one side of the first conveying belt. The position of materials is detected in real time through the photoelectric sensor, the controller can rapidly respond and control the telescopic cylinder to adjust the position of the material blocking plate, it is ensured that the materials can be accurately conveyed to the second conveying belt, the material blocking plate is not prone to being damaged, the material blocking plate is not prone to being damaged, and the material blocking plate is not prone to being damaged. Therefore, the bread is uniformly distributed on the material arranging line at intervals. The automatic process reduces the need of manual intervention, so that the production efficiency is greatly improved. The accurate position adjustment of the striker plate ensures that the materials do not slide off from the first conveying belt or are accumulated at wrong positions, and the loss and waste of the materials are effectively reduced.
Owner:QINGDAO TAOLI FOOD CO LTD

Polypropylene microcellular foamed sheet with flame retardant and smoke suppression for melt granulation platform

The present application relates to the technical field of melt granulation, and discloses a melt granulation platform for processing polypropylene microporous foaming sheet with flame-retardant and smoke-suppressing properties, which comprises a granulator shell, a water reservoir and a screw feeder, the water reservoir is arranged on the top of the granulator shell, the screw feeder is arranged above the granulator shell, a feeding assembly for assisting batch feeding is arranged on the top of the screw feeder, and a cooling assembly for cooling the molten columnar polypropylene before it enters the water reservoir is arranged above the granulator shell. Compared with the traditional feeding mode of the polypropylene melt granulator, the batch feeding can reduce the impact force of the large raw materials entering the screw at one time, reduce the instability of the material line, and is conducive to the smooth production process. At the same time, the batch feeding can control the feeding speed of the raw materials, reduce the risk of material line blockage, ensure the uniformity of the raw materials in the processing process, and ensure the normal operation of the equipment and the production efficiency.
Owner:厦门宝益科技有限公司

Two-dimensional material line contact heterojunction and array preparation method thereof

The application discloses a two-dimensional material line contact heterojunction and an array type preparation method thereof, and belongs to the field of nanomaterials, and comprises the following steps: transferring a first material layer on a substrate, and etching a plurality of first material units; preparing an isolation protection layer covering the first material units, etching a plurality of isolation protection units respectively covering the first material units, and at least one side of the first material units protruding the boundary of the isolation protection units; etching the first material units again to obtain a lap joint side where the isolation protection units and the first material units are flush; transferring a second material layer on the substrate, etching the second material layer into a plurality of second material units, one end of the second material units being lap jointed with the isolation protection units, the other end of the second material units being attached to the substrate on one side of the lap joint side, and the middle part of the second material units being lap jointed with the boundary of the first material units on the lap joint side. The method can realize array type preparation of the two-dimensional material line contact heterojunction, improve the preparation efficiency, and reduce the preparation cost.
Owner:HUAZHONG UNIV OF SCI & TECH

Glue stirring and conveying device for core wire

The utility model discloses a glue stirring and conveying device for a core material wire, which comprises a container for storing glue and a liquid conveying pump for conveying the glue, the container is connected with a stirring device, the liquid inlet end of the liquid conveying pump is connected with the container, the liquid outlet end of the liquid conveying pump is connected with a first pipeline and a second pipeline, and the first pipeline and the second pipeline are communicated. The first pipeline is communicated with the second pipeline, the tail end of the first pipeline is located in the container, and the second pipeline is connected with an air blowing assembly which is used for blowing air into the second pipeline. Compared with the prior art, the air blowing assembly can blow air into the second pipeline, residual glue in the second pipeline is blown through flowing of the air, part of the glue flows back, then enters the first pipeline and finally enters the container, and the other part of the glue is directly blown into the glue spraying mechanism and then is discharged through the glue spraying mechanism. And the phenomenon that glue is solidified due to the fact that the glue stays in the second pipeline for a long time in the production line maintenance and repair process is avoided.
Owner:ZHANGJIAGANG XIECHENG MECHANICAL EQUIP CO LTD

A scraper-type material line fancy corner wheel

The present invention is a scraper-type material line fancy corner wheel, which includes an inner ring and an outer ring. The outer ring is provided with through holes at equal intervals. The outer ring is composed of a material line pressing layer, a material line rotating gear layer and a base. The material line pressing layer and the material line rotating gear layer are both arranged above the base, and the material line pressing layer is located above the material line rotating gear layer. The base is provided with multiple scraping blades, the height of the base is greater than the height of the anti-material storage pad, the material line pressing layer includes a longitudinal pressing block and a transverse displacement block, the longitudinal pressing block and the transverse displacement block are alternately distributed along the center of the outer ring, and the length of the transverse displacement block is greater than the longitudinal pressing block; the outer edge of the material line rotating gear layer is provided with material line driving teeth distributed along the center of the outer ring, and the position of the material line driving teeth corresponds one-to-one with the longitudinal pressing block. This prevents feed from being stored in the corner.
Owner:青岛大牧人机械股份有限公司