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141results about How to "Overcome labor intensity" patented technology

Unmanned piling and taking technique for bulk cargo stock yard

The invention relates to a port warehousing logistics technology, in particular to a bulk material yard unmanned stacking / reclaiming technology. Firstly, a database is established; secondly, operation instructions, automatic stacking / reclaiming operation modes and control instructions for automatic stacking / reclaiming operations are generated through input operation kinds of goods and the planning work amount; thirdly, the relevant instructions are sent to a central control PLC and then transmitted to the corresponding local stacker / reclaimer PLC through the industrial network; fourthly, the local PLC controls the operation of all components of the stacker / reclaimer to complete the local operation control. At the same time, a material stack laser scanning device is used to scan the material yard condition, and the scanned result will then be transferred to a central control processing unit through the industrial network; fifthly, the central control processing unit achieves the stack type scan data processing of the stacker / reclaimer to generate new instructions which will then be sent to the corresponding local stacker / reclaimer PLC; sixthly, a handle operating panel arranged inside a central control room can be taken as a backup means of manual operation under special circumstances. The invention can be applied to large-scale raw material yards, such as ports, wharfs, open warehouses, mine stacking yards, as well as iron and steel enterprises.
Owner:BAOSHAN IRON & STEEL CO LTD +1

Full-automatic bulk cargo storage yard stacking and taking method

The invention relates to a full-automatic bulk cargo storage yard stacking and taking method applied to large port wharfs, truck stations and open storages. According to the method, when a stacking and taking machine works, an operating driver for operating and monitoring is not needed in a cab of the stacking and taking machine and a person for control and operation of the whole process is also not needed in a field industrial personal computer on the basis of fully ensuring the utilization rate of a stock yard and exerting the stacking and taking capacity and other functions of the stacking and taking machine. After the field industrial personal computer acquires an operation task from a management system, optimal calculation and security inspection are performed according to the condition of the stock yard and the state of the stacking and taking machine, and related stacking or taking mode information is automatically generated; and then the system automatically sends related control instructions to a programmable logic controller (PLC) corresponding to the local stacking and taking machine, and the stacking and taking machine performs unmanned automatic stacking and taking operation of the whole process. Therefore, the method overcomes the defects of low automation degree of the conventional bulk cargo storage yard, high labor intensity of operators, low working efficiency and low field utilization rate.
Owner:上海派恩科技有限公司

Online automatic detection method of fabric defects based on machine vision and device thereof

The invention relates to an online automatic detection method of fabric defects based on machine vision and a device thereof, wherein the clear and integral standard fabric images without the defects of the fabric are shot on a batching and burling machine as a standard image template by utilizing an industrial camera in order to solve the problems of great labor intensity and poor detection quality of the traditional manual detection method; the corresponding characteristic parameters are extracted and stored into a computer; the range of the fabric defect detection characteristic parameters is set according to the requirements of users; the fabric images which are shot in real time are transmitted to the computer to be compared with the standard image template by utilizing the industrial camera and compared with the standard characteristic parameters; if the fabric characteristic parameters are not in conformity with the set requirements, the alarm is started by detection software; the defects are analyzed; and the printing of defects labels is executed. The invention has the advantages of high detection accuracy and high speed; and the labor intensity is greatly reduced.
Owner:HOHAI UNIV CHANGZHOU

Magnetic field measuring device based on visual guiding robot

The invention relates to a magnetic field measuring device based on a visual guiding robot, which is characterized by comprising an adjustable workbench, a measuring system, a robot system and a control system which are matched with each other and have a modular design, wherein the adjustable workbench mainly consists of a base, there sets of adjusting mechanisms, a component placing table, foundation wheels and an adjustable support leg, and the gesture of the adjustable workbench can be adjusted by a hand wheel; the measuring system comprises a gesture measuring device of an object to be detected, a visual guiding positioning device and a magnetic field data collecting device; the gesture measuring device of the object to be detected mainly comprises a number dialgauge and a connecting rod; the visual guiding positioning device mainly comprises an integral camera and an image collecting card which are connected by cables; the magnetic data collecting device mainly comprises a multifunctional data collecting card, a teslameter and a Hall probe which are connected by cables; the robot system comprises a three-dimensional right angle coordinate robot; and the control system comprises an industrial personal computer and software.
Owner:HEBEI UNIV OF TECH

System and method for quickly inspecting tunnel defect based on machine vision

The invention discloses a system and method for quickly inspecting a tunnel defect based on machine vision. The system is arranged on an investigation bearing vehicle. The system comprises a machine vision sub-system used for acquiring the to-be-investigated object image data by a CCD (Charge Coupled Device) camera, a laser ranging sub-system used for measuring an imaging distance of an image acquired by the machine vision sub-system by a laser ranging method, a photoelectric speed measuring sub-system used for providing a corresponding coordinate of the acquired image in a tunnel, a control sub-system used for controlling the laser ranging sub-system and the photoelectric speed measuring sub-system, transmitting the data acquired by the laser ranging sub-system and the photoelectric speed measuring sub-system to a data processing sub-system and triggering the machine vision sub-system to acquire an image and transmit the image to the data processing sub-system, a data processing sub-system used for processing the image acquired by the machine vision sub-system according to the data from the control sub-system, and a power supply sub-system used for providing voltage for other sub-systems. According to the invention, the general tunnel defect can be regularly and quickly inspected and the inspecting process is safe, quick, full-automatic and real-time without influencing normal work of the tunnel.
Owner:BEIJING MUNICIPAL ENG RES INST

Hand-by-hand demonstration mechanical arm system with imitative learning mechanism and method

ActiveCN104924313AOvercome reactionOvercoming labor intensityManipulatorInformation transmissionControl system
The invention provides a hand-by-hand demonstration mechanical arm system with an imitative learning mechanism and a method. The system comprises an action execution module, a sensing module and a learning module, wherein the action execution module comprises a mechanical arm and steering engines; the sensing module comprises a plurality of sensors; and the learning module comprises a controller. According to the system, on the basis of an independent module power supply mode, hand-by-hand off-line demonstration is employed, an action detection device, which comprises gyroscope sensors and an accelerometer, is carried as the sensing module on the mechanical arm to collect the status information of links of the mechanical arm in motion, and then an imitative learning algorithm is applied to the information to guide the mechanical arm system to imitate learning demonstration activities. According to the system and the method, hierarchical control is adopted, the pertinence and information transmission efficiency of a control system are improved, the purpose of demonstration activities can be learned by learning, an imitation task can be still finished when the initial attitude of the mechanical arm or the position of a target object is changed, and a high intelligence degree is achieved.
Owner:BEIJING UNIV OF TECH

Fishing ship of garbage on water

The invention discloses a fishing ship of garbage on water. The fishing ship comprises a ship body, a garbage pickup device and a garbage conveying device, wherein the ship body is provided with a garbage storage cabin; the garbage pickup device is connected with the ship body and is used for fishing the garbage on water; the garbage conveying device is used for conveying the fished garbage to the garbage storage bin; the garbage pickup device comprises a rotary cylinder capable of rotating with respect to the axis and a trap which is connected to the rotary cylinder and extends outward; the rotary cylinder extends to water surface from the ship body and is provided with a garbage passing hole; the rotary cylinder rotates so as to drive the trap to rotate and enable the garbage on water lifted by the trap to enter the garbage conveying device from the garbage passing hole. According to the fishing ship of garbage on water, the garbage falls off from the garbage passing hole depending on the self-gravity to the garbage conveying device, and is brought into the garbage storage bin by the garbage conveying device; the fishing ship can fish the garbage conveniently and rapidly; the water surface environment can be improved conveniently; the defects of low efficiency, high risk and high labor intensity in fishing of the garbage on water surface can be overcome, so that the labor force is liberated, the labor intensity is lowered and the labor efficiency is improved.
Owner:CHONGQING JIAOTONG UNIVERSITY

Unattended reservoir water supply and management system

The invention discloses an unattended reservoir water supply and management system which comprises a main control center and sub control centers which are in a main control level, and a reservoir outlet management station, a reservoir emptying watergate room and a reservoir outlet site monitoring station which are in a site unit control level; all the sub control centers are respectively connected to the main control center through fiber-optic communication; the reservoir outlet management station is in communication connected with the corresponding sub control centers through fibers; the reservoir emptying watergate room is in communication connection with the reservoir outlet management station through the fibers, and is in communication connection with the reservoir outlet site monitoring station through a recommend standard (RS) 485 interface; and the reservoir outlet site monitoring station is in communication connection with the reservoir outlet management station through an RS 485 interface, a coaxial cable and a data line. According to the system, the defects of large labor intensity, high cost, low working efficiency and the like of the prior art can be overcome, so the advantages of small labor intensity, low cost and high working efficiency are realized.
Owner:XINJIANG IRTYSH RIVER BASIN DEV ENG CONSTR ADMINISTRATION

Robot used for detecting high voltage transmission lines

The invention discloses a robot used for detecting high voltage transmission lines, comprising a walking mechanism, a ground control system and an airborne control system. When in use, the walking mechanism is hung on a lead by a V-shaped wheel. A ground processor sends out forward and reverse commands and other commands. The commands are sent by a ground wireless data transceiver and transmittedby an airborne wireless data transceiver to an airborne processor. The airborne processor sends out a command to control the robot to carry out corresponding actions. A plurality of sensors arranged on the walking mechanism can acquire the walking state information of the robot and transmit the information to the airborne processor, and the information is transmitted by the airborne wireless datatransceiver and the ground wireless data transceiver to the ground processor to be displayed and output. The robot of the invention can realize remotely acquiring own state information and facilitateremote control, can replace artificial line patrol, overcome the defects of low accuracy, strong labor intensity and blind areas, simultaneously replace the helicopters to carry the apparatuses to carry out line patrol, improve the safety of line patrol and lower the cost of line patrol.
Owner:重庆市电力公司超高压局 +1

Bolt torque detection device

A bolt torque detection device is characterized in that a rack slides up and down in the vertical direction on a rack base, wherein the rack is supported by the rack base to rotate around a horizontal line, the rack is coaxially connected with a rotating sleeve, and a tension tester is in transmission connected with the rack and drives the rack to slide; a head chuck is placed in a head supporting base hole to limit rotation of the head chuck around the horizontal line and relative to the head supporting base; rotation of a bolt head around the horizontal line and relative to the head chuck is limited; rotation of a nut chuck around the horizontal line and relative to the rotating sleeve and translation of the nut chuck along the horizontal line are limited; rotation of a nut around the horizontal line and relative to the nut chuck is limited; the nut and the bolt head are the same in height; the head supporting base is provided with a back cap hole, the end of a back cap stretches into the head supporting base hole to abut against the head chuck and the bolt head of a bolt in the head chuck, and leftward movement of the bolt head along the horizontal line and rotation of the bolt head around the horizontal line are limited. The bolt torque detection device is practical, precise, intuitive, rapid, convenient to use and low in cost and price.
Owner:TAICANG ZHONGBO RAILWAY FASTENER

Tree obstacle hidden trouble automatic pre-warning system for overhead transmission line and pre-warning method for above system

ActiveCN105447623ARealize real-time reportingImplement search queriesResourcesData miningSafe operation
The invention belongs to the technical field of hidden trouble prediction and management for trees in the channel of an overhead transmission line and specifically relates to a tree obstacle hidden trouble automatic pre-warning system for an overhead transmission line and a pre-warning method for the above system. The method comprises the steps of carrying out the field survey to conduct the data statistics on the hidden troubles of trees in an overhead transmission line protection zone and construct a hidden trouble database for trees in the channel of an overhead transmission line; conducting the traversing treatment on all trees in the tree hidden trouble database at regular intervals; for any tree with a hidden trouble, calculating the current distance between the tree and a corresponding conductive wire, judging the type of the tree hidden trouble, automatically pre-warning, dynamically evaluating the risk of the hidden trouble according to provisions on the safe operation of the overhead transmission line, and dynamically updating the hidden trouble data of the tree in real time. According to the invention, the problem that existing tree obstacle hidden trouble-shooting methods are time-consuming, labor-consuming and easily cause the artificial misjudgment can be solved. Meanwhile, the pre-warning information is provided timely. The damage to both the personal safety and properties, due to the occurrence of tree obstacle hidden hazards, can be prevented.
Owner:SGCC GENERAL AVIATION +4

Zone collaborative optimization policy-based order processing method for automatic sorting system

The invention discloses a zone collaborative optimization policy-based order processing method for an automatic sorting system. Collaborative optimization and data mining technologies are introduced for performing effective analysis and management on orders of the automatic sorting system. Firstly, a mathematic analysis model for processing the orders of the sorting system is subjected to zone collaborative optimization, and characteristics of the sorting system are analyzed; secondly, a zone collaborative optimization problem of the sorting machine is converted into a distribution seeking problem of a parallel machine; thirdly an item distribution sub-problem is established and a hierarchical clustering algorithm is designed for performing clustering processing; and finally an optimal order sequence is determined based on a Markov method. Therefore, the order sorting processing capability is improved and the problem of low logistics distribution efficiency in China is solved.
Owner:ZHEJIANG GONGSHANG UNIVERSITY

Tray box transfer device with pushing-out and discharging functions

The invention discloses a tray box transfer device with the pushing-out and discharging functions. The tray box transfer device comprises a transfer trolley and a tray box. The tray box is arranged in an inner cavity of the transfer trolley. The transfer device further comprises a lifting mechanism and a pushing-out mechanism. The lifting mechanism comprises a lifting oil cylinder and a hemispherical-table-shaped supporting board with the top smaller than the bottom. The pushing-out mechanism comprises a pushing oil cylinder, the cylinder body end of the pushing oil cylinder is fixed to the inner wall of a rear baffle, and the piston rod end of the pushing oil cylinder extends forwards and can push the tray box. The tray box comprises a tray frame and a side board assembly. The side board assembly comprises a left side board, a right side board, a rear side board and a front side board assembly. A structure with the open top, the closed periphery and the closed bottom can be jointly defined by the left side board, the right side board, the rear side board, the front side board assembly and the tray frame. The tray box transfer device has the advantages of being simple in structure, convenient to operate and capable of transferring materials and unloading the materials as well.
Owner:全椒县富民优质粮种植专业合作社

Hot mix asphalt concrete grey material identification and detection algorithm

The invention discloses a hot mix asphalt concrete grey material identification and detection algorithm. The algorithm comprises the steps that an asphalt mixture image is collected, and a series of pre-processing is carried out on the image; the mean value of image gray values and the image gray standard deviation are calculated; through the morphological processing of a concrete gray image, the total area of grey material particles and the proportion parameter of the total area of the grey material particles in the total area of the image are calculated; the mean value of the image gray values and the image gray standard deviation are combined with the total area of the grey material particles and the proportion parameter of the total area of the grey material particles in the total area of the image to determine whether an asphalt mixture is evenly stirred; if the asphalt mixture is not evenly stirred, a stirring policy is changed to continue stirring; and judgment is repeated until a requirement is met. The algorithm provided by the invention has the advantages of simple calculation and short running time, and is free of manual participation. Simply by inputting collected asphalt concrete image data, the asphalt stirring evenness is detected. The detection algorithm has the advantages of high efficiency and accurate detection.
Owner:CCCC XIAN ROAD CONSTR MACHINERY

Pallet box transferring device

ActiveCN105417041AAddress flexibilitySolve the shortage restricted by the transshipment siteConveyor partsMechanical conveyorsEngineeringPallet
The invention discloses a pallet box transferring device. The pallet box transferring device comprises a transferring cart, a pallet box, a lifting mechanism, a turnover mechanism and a push-out mechanism. The pallet box is arranged in an inner cavity of the transferring cart; the fixed end of the lifting mechanism is disposed on the bottom wall of the inner cavity; the lifting end of the lifting mechanism upwards extends and is used for supporting the pallet box; the connecting end of the turnover mechanism is hinged to the bottom wall of the inner cavity; the free end of the turnover mechanism can be attached to the bottom of the pallet box; the fixed end of the push-out mechanism is disposed on the rear wall of the inner cavity; the retractable end of the push-out mechanism forwards extends and is close to the pallet box. The pallet box transferring device has the advantages of being good in flexibility and stability, large in bearing load, high in transferring efficiency and capable of safely blanking materials.
Owner:淮北市宇控信息技术有限公司

Mechanical picking device for greenhouse cultivated tomatoes

The invention discloses a mechanical picking device for greenhouse cultivated tomatoes. The device comprises a driving mechanism, a picking mechanism and three collecting and pouring mechanisms, wherein a driving part of the driving mechanism is driven by a front driving motor and a rear driving motor respectively; the picking mechanism is fixed on a bottom plate of the driving mechanism; the three collecting and pouring mechanisms are of a complete structure, and are triangularly distributed on the bottom plate. According to the device, the driving part is driven by the front driving motor and the rear driving motor, so that the device can move forwards and backwards and turn flexibly; the greenhouse cultivated tomatoes are automatically picked, so that the problems of high operation labor intensity, low production rate and the like are solved, the labor investment and the production cost are reduced, and large-scale plantation and production can be organized favorably.
Owner:永春县产品质量检验所福建省香产品质量检验中心国家燃香类产品质量监督检验中心福建

Laminating device and integrated die laminating device

The invention discloses a laminating device. The laminating device comprises a diaphragm conveying mechanism for discharging and conveying rolled diaphragms; a positive electrode feeding mechanism which is used for continuously conveying single positive electrode plates; a negative electrode feeding mechanism which is used for continuously conveying single negative electrode plates; a laminating mechanism which reciprocates between the positive electrode feeding mechanism and the negative electrode feeding mechanism and receives the diaphragms, the positive electrode plates and the negative electrode plates, so that the diaphragms are pressed on the laminating mechanism and then move along with the laminating mechanism to form a Z-shaped diaphragm, wherein the positive electrode plates andthe negative electrode plates are alternately laminated on the Z-shaped diaphragm to form a Z-shaped laminated sheet; a diaphragm cutting mechanism which is used for cutting off the diaphragm supplyof the diaphragm conveying mechanism to the laminating mechanism after the laminating mechanism finishes laminating; and a rubberizing mechanism which is used for rubberizing the Z-shaped laminated sheet to form a battery cell. The defects of low speed and high labor intensity of manual feeding are overcome, the production cost is reduced, the lamination efficiency is improved, and modern automatic production integrated with die cutting and lamination is realized.
Owner:哈工大机器人(中山)无人装备与人工智能研究院

Narrow-gap submerged-arc welding method and equipment for saddle-shaped adapter tube groove

The invention discloses a narrow-gap submerged-arc welding method and equipment for a saddle-shaped adapter tube groove. The narrow-gap submerged-arc welding method comprises the following steps of: processing a saddle-shaped groove A in the outer wall of a tube section workpiece, and processing a saddle-shaped groove B at a tube hole of an adapter tube workpiece; and enabling the saddle-shaped groove A and the saddle-shaped groove B to be in butt-joint and superposed to form a saddle-shaped interface, and integrally fastening an assembly of the tube section workpiece and the adapter tube workpiece on a welding positioner. The narrow-gap submerged-arc welding method and equipment for the saddle-shaped adapter tube groove disclosed by the invention realizes automatic welding of the tube section and adapter tube butt-joint way, overcomes the defects of great labor intensity, low welding quality and efficiency, and high requirements on skill of a welder of current manual electric-arc welding, and has very important practical significance while applied to the heavy container manufacturing field.
Owner:CFHI DALIAN HYDROGENANT REACTOR +1

Remote control-type water surface waste cleaning and collecting device

The invention discloses a remote control-type water surface waste cleaning and collecting device, belongs to environmental sanitation equipment and aims at providing a fishing device capable of substituting for manual water surface waste removal. The remote control-type water surface waste cleaning and collecting device is composed of a floater, a fishing device, a collecting device and a power device, wherein the floater is composed of two floating floors (1); the fishing device is composed of a driving roller (10), a driven roller (11) fixed under the floater, a conveying belt (5) arranged between the two floating floors (1) and connected in an inclined mode to the two rollers, scrapers (6) arranged on the conveying belt, and a first motor driving the driving roller (10); the collectingdevice is composed of a dustbin (9) under the driving roller (10); the power device is composed of paddle wheels (7) and second motors driving the paddle wheels (7) to rotate; the floater is providedwith a wireless receiving device and a control circuit. The remote control-type water surface waste cleaning and collecting device is applicable to various complex weather and water surface environments.
Owner:GUIZHOU INST OF TECH +1

The structure of a new type of mobile lift

A new type of mobile elevator structure, which is composed of lifting pallet, connecting rod, driving wheel, driving system, frame, hydraulic cylinder, power supply system, steering wheel, steering joystick, joystick, perforation, upper pallet The structure of the mobile lift has a driving wheel and a steering wheel. The driving wheel and the steering wheel are installed on the bottom surface of the frame to form a walking mechanism. On the frame, a power supply system and a driving system are installed at the same time, and the driving system is connected to the driving wheel. , the power supply system provides energy for the drive system; the connecting rod is composed of the same four pieces, the lifting pallet, the upper pallet and the connecting rod are hinged on the frame, and a parallelogram mechanism is formed between the connecting rod, the frame and the lifting pallet , A hydraulic cylinder is installed above the vehicle frame, the piston rod of the hydraulic cylinder is hinged with the lifting pallet, and the steering lever, joystick, perforation and steering wheel are connected.
Owner:张其权

Detecting algorithm for eccentrically-inserting defect of LED luminous chip

The invention discloses a detecting algorithm for an eccentrically-inserting defect of an LED luminous chip. A colorful image I of the LED luminous chip is collected; the colorful image I of the LED luminous chip which is to be detected is read by a computer; grayscale processing and de-noising processing are conducted on the colorful image I, and an image I1 is obtained; binarization processing is conducted on the image I1, and an image I2 is obtained after the binarization processing; refining processing is conducted on the image I2 obtained after the binarization processing, and an image I3 is obtained after the refining processing; linear fitting is conducted on the image I3 obtained after the refining processing, and a fit straight line is obtained; whether the eccentrically-inserting defect of the LED luminous chip exists is judged according to the fit straight line. The detecting algorithm for the eccentrically-inserting defect of the LED luminous chip can carry out real-time detection on the eccentrically-inserting defect of LED luminous chips in a production line, and is efficient and accurate and can be applied to real-time on-site operation.
Owner:陕西中莱节能有限公司

Semi-slit type gating system for use in aluminium alloy sand mould casting

InactiveCN101722275ASolve the problem of secondary slag formationImprove mechanical propertiesFoundry mouldsFoundry coresProduction rateUltimate tensile strength
The invention discloses a semi-slit type gating system for use in aluminium alloy sand mould casting, which comprises a sprue, an upper runner, a secondary sprue, a lower runner vertical cylinder and a semi-slit type pouring gate. A smelted aluminium inlet end of the upper runner is provided with a filter and an ingate is arranged on the middle part of the upper runner. The casting system of the invention can effectively solve the problem of secondary slagging of the casting system, overcomes the shortcomings of complex shape, high labour intensity and the like, greatly improves the production efficiency, increases the casting yield to more than 97 percent from the original 70 percent in actual production and also obviously promotes the mechanical properties of upper components.
Owner:王忠仁

Method and device for detecting center plate bolt loss fault

Aiming at solving the problems of overhigh labor intensity of workers, low work efficiency, high liability of causing leak detection and false detection under the affect of physiologic or psychological factors, high operation quality control difficulty, impossibility of backtracking the operation procedure and the like when the center plate bolt loss fault is detected in the prior art, the invention provides a method and device for detecting a center plate bolt loss fault, which can be used for overcoming the defects. The method comprises the following steps of: acquiring an image of a plate bolt to be detected; extracting features of the acquired image based on a small edge feature; and inputting the feature extracted on the basis of the small edge feature to a trained classifier, and detecting the plate bolt loss fault according to the output of the classifier.
Owner:CHINA SHENHUA ENERGY CO LTD +2

Process for extracting colistin sulfate through precipitation method

The invention discloses a process for extracting colistin sulfate through a precipitation method. The process comprises the following steps of: (a) adjusting pH of fermentation liquor containing polymyxin E with oxalic acid or concentrated sulfuric acid, and filtering with a filtering device; (b) adding 0 metal complexing agent and inorganic flocculant to the filtrate, and reacting at normal temperature for 0.5 to 4.0h; (c) heating, cooling, and vacuum-filtering the reactive liquid; (d) adjusting pH of the filtrate above with aqueous alkali, separating the solid from the liquid to obtain a filter cake, dissolving the filter cake with sulfuric acid solution so as to obtain acidizing fluid, adding potassium permanganate and activated carbon to the acidizing fluid respectively, agitating for0.5 to 2.0 hours, and then vacuum-filtering to obtain colistin sulfate liquid; and (e) centrifugally spray-drying the colistin sulfate liquid. With the adoption of the process, the common problems ofthe existing process for purifying fermentation liquor that the steps are complicated, the period is long, the labor intensity is relatively high, and the wastewater is difficult to treat and the like can be overcame.
Owner:HEBEI SHENGXUE DACHENG PHARMA

Method for producing Gamma-aminobutyric acid through centrifugal mother liquid of glutamic acid

The invention relates to a production method of Gamma-aminobutyric acid. The method comprises the following steps: (1) fermentation of monosodium glutamate isoelectric mother liquor: inoculating lactic acid bacteria strain to the monosodium glutamate mother liquor which is subjected to isoelectric crystallization, and fermenting to obtain the fermentation liquor of Gamma-aminobutyric acid; (2) removal of impurities: processing the fermentation liquor of the Gamma-aminobutyric acid through a ceramic membrane filter so as to remove larger particulate impurities and thallus, and concentrating, then adding dialysis water for dialyzing, so as to obtain the clear liquid of the ceramic membrane; (3) decolorizing and removing of micromolecular impurities: filtering the clear liquid of the ceramic membrane obtained in step (2) through a nanofiltration membrane, and then carrying out dialysis to obtain the clear liquid of the nanofiltration membrane; and (4) concentrating: concentrating the clear liquid subjected to the nanofiltration and dialyzing and obtained in step (3) through a reverse osmosis membrance, thus obtaining the concentrate of the reverse osmosis membrance, and finally drying to obtain the Gamma-aminobutyric acid. According to the method, the supernate obtained after the isoelectric extraction of glutamic acid in the monosodium glutamate production technology is recycled to produce the Gamma-aminobutyric acid; and the method is easy for industrial continuity, low in energy consumption, and high in purity of the Gamma-aminobutyric acid.
Owner:JIANGSU JIUWU HITECH

Multi-insert quick installing and placing clamp for push type injection molding plastic part

The invention is suitable for multi-insert quick installation and placement for a multi-cavity structure injection mould with multiple cavities arranged in an in-line balance manner. The multi-insert quick installing and placing clamp is located by using a guide pillar of a plastic injection mould, and inserts are placed in insert clamping holes outside the mould. Upper clamping plates and lower clamping plates of the inserts are guided to slide in a sliding way, and the inserts are loosened or clamped by using a manual loosening mechanism and an automatic spring resetting mechanism. When the multi-insert quick installing and placing clamp works, the inserts are placed in the insert clamping holes outside the mould by an operator, the clamp is located on the guide pillar of the mould; after the inserts arrive at preset positions in the mould, the upper clamping plates and the lower clamping plates of the inserts loosen the inserts under the action of the manual loosening mechanism to complete that the inserts are automatically placed. After the inserts are installed and placed, the upper clamping plates and the lower clamping plates of the inserts reset under the action of elastic force. The multi-insert quick installing and placing clamp is simple in structure and low in cost due to no limit to types of injectors; the defects of low installing efficiency, poor safety and high production cost in an insert manual mould are overcome, the work efficiency is increased, and the processing cost is lowered.
Owner:JIANGSU VOCATIONAL INST OF ARCHITECTURAL TECH

Hydraulic power-assistant valve device

The invention relates to a hydraulic power-assistant valve device, which comprises a valve body with a cavity, and is characterized in that a water inlet channel and a water outlet channel which are communicated with each other are respectively formed in the valve body; a valve core is arranged between the water inlet channel and the water outlet channel; a valve rod is arranged on the valve core; a connection control component is arranged on the valve rod; furthermore, a first channel communicated with the water inlet channel and a second channel communicated with the water outlet channel are respectively formed in the valve body; a valve cavity is formed between the cavity of the valve body and the upper end face of the valve core; an elastic component is arranged in the cavity; one end of the elastic component is in contact with the inner wall of the valve body; and the other end of the elastic component is in contact with the upper end face of the valve core. Therefore, due to the matching of the connection control component, the water inlet channel, the water outlet channel and the valve core, under the action of the water flow to the valve core, the valve core can work, and pressure of fluid is not required to be counteracted by manpower; and a working state of the valve rod can be converted only with extremely small force, and the valve can be opened and closed.
Owner:SUZHOU YUDONG HVAC TECH CO LTD

Method for analyzing content of 2-ketone group-L-gulconic acid

The invention is an analyzing method for 2-ketone-L-gulong acid content. Its character lies in: the 2-ketone-L-gulong acid has redox reaction to metal weak oxidant, the excess metal weak oxidant oxidizes negative iodide ion into iodine, carries on titration to iodine generated in the solution with thiosulfate standard solution, works out the real weight of gulong acid in sample according to the chemical proportion in the reaction, thus measures the content percentage of gulong acid in sample. The merits of the invention lie in: 1) it solves the problem that the repetiliveness of data is bad with current technology to measure the content; 2) overcomes the complexity, hard and long period of HPLC; 3) it is accurate, the error is small, the operation is simple, and the material is cheap.
Owner:TIANJIN UNIVERSITY OF TECHNOLOGY

Planting method of burdock

The invention discloses a planting method of burdock. The method comprises the steps of puncturing a planting field; filing filler; treating burdock seeds; sowing; conducting growth management. According to the planting method of the burdock, when the burdock is planted, the planting field is punctured, a planting device is inserted, afterwards a planting tube is filled with the filler mixed with a fertilizer, and then the burdock is planted on the filler. Through the planting method of the burdock, fertilizing and watering can be concentrated, the burdock can easily grow along the planting tube, the planted burdock has a robust and very straight root system, the commodity nature is good, the commodity rate is high, the method is suitable for burdock planting in various environments, the management is convenient, the cultivated seedlings are uniform in appearance condition, a solid foundation is laid for the burdock to form a unified specification in the growing process, and the method is wide in application range and worth popularizing.
Owner:ANHUI GERUI AGRI DEV

Greenhouse cultivated vegetable harvesting mechanical device

The invention discloses a greenhouse cultivated vegetable harvesting mechanical device. At present, greenhouse planted vegetables are manually harvested, the harvested vegetables often come into the market too late due to insufficient manpower, large-scale plantation is unfavorable, labor intensity of harvesting personnel is high, the productivity is low, and human input and production cost are high. The greenhouse cultivated vegetable harvesting mechanical device comprises a driving mechanism, a rotating platform and a harvesting mechanical arm, wherein the rotating platform is arranged on the driving mechanism; the harvesting mechanical arm is connected with the rotating platform. A driving part is driven by two drive motors on the front and back, and advance, retreat and flexible turning can be implemented; the greenhouse cultivated vegetables are automatically picked, the problems of high labor intensity during operation, low productivity and the like are solved, the human input and the production cost are reduced and large-scale plantation is facilitated.
Owner:永春县产品质量检验所福建省香产品质量检验中心国家燃香类产品质量监督检验中心福建
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