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205 results about "Machine loading" patented technology

Dynamic flexible job-shop scheduling method based on multi-objective evolutionary algorithm

ActiveCN104268722ASuitable for scheduling problemsOptimizing Efficiency IndicatorsResourcesPoor adaptive skillsSelf adaptive
The invention discloses a dynamic flexible job-shop scheduling method based on a multi-objective evolutionary algorithm. The dynamic flexible job-shop scheduling method based on the multi-objective evolutionary algorithm mainly aims to solve the problems that existing methods are poor in dynamic change environment adaptive ability and low in search efficiency. The dynamic flexible job-shop scheduling method based on the multi-objective evolutionary algorithm comprises the first step of carrying out initialization, specifically, reading information of jobs, machine attributes and the like, defining an optimal object and setting a constraint condition, the second step of simultaneously optimizing time of completion, tardiness and the maximum machine loading based on a static multi-objective evolutionary algorithm at initial moments, and the third step of adopting a rescheduling mode driven by emergent dynamic events in a shop production process, quickly generating a new scheduling scheme in a new environment based on a dynamic multi-objective evolutionary algorithm in order to simultaneously optimize the time of completion, tardiness, the maximum machine loading and stability of workpieces to be scheduled. Compared with a traditional scheduling method, the dynamic flexible job-shop scheduling method based on the multi-objective evolutionary algorithm can timely respond to happening of emergent dynamic events, adjust a search strategy in a self-adaptation mode according to the dynamic environment, and the generated scheduling scheme has the advantages of being high in efficiency and excellent in stability.
Owner:江苏恩耐特智能科技有限公司

Marine environment and dynamic load coupling test equipment system

InactiveCN103743587AReal actual serviceImplement loading testWeather/light/corrosion resistanceStructural/machines measurementEngineeringCompressed air
The invention discloses a marine environment and dynamic load coupling test equipment system, which comprises marine environment simulation environment box equipment (1) and an electro-hydraulic servo dynamic and static testing machine (2), wherein the electro-hydraulic servo dynamic and static testing machine comprises a testing machine loading head which applies power load to a test piece, a dynamic load control circuit and an electronic control cabinet; the electronic control cabinet is used for providing saline water and compressed air for a saline water spraying device; the electronic control cabinet is connected with the saline water spraying device via an air pipe and a water pipe; the test piece is fixedly arranged on a test piece support in the body of the marine environment simulation environment box; and the test piece is subjected to loading compression, stretching and bending deformation loading under different environments of saline water dipping, saline water fluctuation and saline water atomization. According to the marine environment and dynamic load coupling test equipment system disclosed by the invention, dynamic load as well as the environments of saline water dipping, saline water fluctuation and saline water atomization can be simultaneously provided for the experiment test piece, the characteristics of marine structure service under the marine environment conditions, such as marine underwater areas, water table fluctuation areas, splash areas and the like, can be simulated.
Owner:CCCC FOURTH HARBOR ENG INST +3

Dual-machine loading-and-walking type hydraulic numerical control deck erection gantry and control system and control method

The invention provides a dual-machine loading-and-walking type hydraulic numerical control deck erection gantry, which comprises two sets of loading-and-walking type hydraulic numerical control deck erection gantries and a control system, wherein each set of the loading-and-walking type hydraulic numerical control deck erection gantries comprises the following four parts: a transverse truss girder, two sets of walking type loading-and-walking devices arranged at two ends of the transverse truss girder, a hydraulic lifting device and a carrying pole of a hanger; each set of the walking type loading-and-walking devices consists of a guideway, a walking mechanism steel framework, m traction jacks, 4n load conversion jacks, a supporting pull rod, a walking roller bracket and P guideway walking jacks; all the components are connected with one another by pin shafts; and the control system of the deck erection gantry is a distributed computer network control system which consists of a main control station, Y field controllers, Y pump stations, Y pump station starting boxes, a data acquisition system, and a plurality of data wires and communication wires. The deck erection gantry has the advantages of great lifting force and high work efficiency and stability; and when the deck erection gantry walks with load, the control system of the deck erection gantry can effectively and synchronously control every jack.
Owner:LIUZHOU OVM MASCH CO LTD

Inner-outer frame combined variable stiffness rock mechanical testing machine and method

The invention provides an inner-outer frame combined variable stiffness rock mechanical testing machine and method, and relates to the technical field of rock mechanics. The machine comprises a stiffness regulation device, a test loading device, a monitoring system and a control system. The stiffness regulation device comprises an outer frame top beam, an outer stand column, a stiffness regulationoil cylinder and a base, the loading oil cylinder of the test loading device loads and drives the inner top frame to rise so as to extend and deform the inner stand column and compress and deform a high-pressure spring; for the same test sample, in the set loaded load value condition, the loaded load of the stiffness regulation oil cylinder is increased, the displacement of the inner top beam andthe deformation of the inner stand column are reduced, and the loading stiffness is increased; when test is performed, according to the monitoring data of the displacement sensor, the control systemcontrols the load of the stiffness regulation oil cylinder to achieve the real-time control of displacement of the inner top beam so as to ensure that the loading stiffness in the whole test process meets a design value and is unchanged, solve the technical problem that the rock mechanical testing machine loading stiffness cannot be subjected to quantitative regulation and have the simple operation.
Owner:SHANDONG UNIV OF SCI & TECH +1

Method for designing limiting deflection of few-leaf two-end-reinforced plate springs with ends of non-equal structures

InactiveCN106246778AImprove ride comfortAccurate and reliable limit deflection design valueLeaf springsInformaticsComputer Aided DesignEngineering
The invention relates to a method for designing limiting deflection of few-leaf two-end-reinforced plate springs with ends of non-equal structures, and belongs to the technical field of suspension steel plate springs. The limiting deflection of the few-leaf two-end-reinforced plate springs with the ends of the non-equal structures can be designed by the aid of the method according to structural parameters, elastic modulus and the maximum allowable safety stress of various leaf springs and the free lengths of limiting stoppers. The method has the advantages that as known from sample machine loading deformation experiments and tests, the method for designing the limiting deflection of the few-leaf two-end-reinforced plate springs with the ends of the non-equal structures is correct, accurate and reliable limiting deflection design values can be obtained by the aid of the method, and a reliable technical foundation can be laid for designing the few-leaf two-end-reinforced plate springs with the ends of the non-equal structures and developing CAD (computer-aided design) software; the design level of products can be upgraded by the aid of the method, the quality and the performance of the products and the riding comfort of vehicles can be improved, the design, experiment and test costs of the products can be reduced, and the product development speeds can be increased.
Owner:SHANDONG UNIV OF TECH

Automatic cleaning mop mopping machine

The invention relates to an automatic cleaning mop mopping machine. The machine comprises lift rods, a mop, arm racks, a cleaning pond, a machine body, a water supply and drainage part and a control system. The mopping machine has a mop front type and a mop split type. A front mop and a back mop are arranged in front of the machine body. The cleaning pond is connected to the front of the machine body. Upper flat plates of the front mop and the back mop are connected to the lower ends of the front lift rod and the back lift rod. The upper ends of the front lift rod and the back lift rod are connected with the front ends of the front arm rack and the back arm rack. Two mops clean and mop the floor automatically by turns. Heavy, secondary and light slop tanks and a clear water tank are arranged on the machine body. When the mops are cleaned, the lift rods are matched with the arm racks, the mops are lifted and moved to the center right opposite to the cleaning pond, and the mops are placed in the cleaning pond. Stir-wash and dehydration are conducted by using the water in the secondary slop tank, the light slop tank, and the clear water tank in sequence. The waste water of the first time and the second time is discharged into the slop tank, and the water which is cleaned by clear water for last two times is discharged into the secondary slop tank and the light slop tank. According to the automatic cleaning mop mopping machine, a large amount of cleaning water is saved, so that the mopped floor is cleaner, and the work efficiency is improved. The situation that machine-loading long strip shaped mops cannot be cleaned automatically is avoided.
Owner:SUINING CHANGFENG MECHANICAL TECH

Full-automatic plastic sucking machine, and plastic sucking machine loading and unloading method

ActiveCN106493909ARealize continuous feedingImprove delivery response speedCoatingsEngineeringTransfer mechanism
The invention discloses a full-automatic plastic sucking machine. The full-automatic plastic sucking machine comprises a machine support, and a feeding device, a collecting device, and a transferring device which are arranged on the machine support; the feeding device comprises a loading pushing mechanism, and a material pressing separating mechanism matching the loading pushing mechanism; the loading pushing mechanism is used for pushing materials to a preset feeding position; the material pressing separating mechanism is used for separating the materials at the preset feeding position into single materials; the collecting device comprises a collecting jig; the collecting jig comprises a plurality of vacuum grip devices used for collecting; the transferring device comprises a lifting rotating mechanism and a horizontal transferring mechanism; the lifting rotating mechanism is provided with a collecting device installation position; the lifting rotating mechanism is arranged on a horizontal transferring mechanism installation position, and is used for controlling rotating and lifting movement of the collecting device; the horizontal transferring mechanism is used for controlling the horizontal movement of the collecting device. The invention also discloses a full-automatic plastic sucking machine loading and unloading method.
Owner:东莞市信瑞智能科技有限公司

Air compressor group control system and control method thereof

InactiveCN106050634AArbitrary control and adjustment of output powerDoes not start frequentlyFluid parameterPump controlHuman–machine interfaceGas compressor
The invention relates to the field of air compressor control, and aims at providing an air compressor group control system and a control method thereof. According to the air compressor group control system and the control method thereof, a human-machine interface, a PLC operation control unit, a frequency conversion adjusting air compressor, a power frequency air compressor set, a pressure sensor, a paperless recorder and an air storage tank are included. The power frequency air compressor set is formed by connecting one or more power frequency air compressors in series. The human-machine interface is electrically connected with the PLC operation control unit. The PLC operation control unit is electrically connected with the frequency conversion adjusting air compressor and the power frequency air compressor set. The air compressor group control system and the control method thereof have the beneficial effects that the output power of an air compressor group can be controlled and adjusted at will, power waste is avoided, frequent motor starting is avoided, and electric energy losses and impacts on a power grid are reduced; and the loading situation of the compressors can be adjusted within the pressure range through the system, the machine loading rate can reach 95%, and the effects of constant-pressure air supply and electric energy saving are achieved.
Owner:FUJIAN JINGFENG TECH

Overall-local combined sample deformation measurement device and method

The invention belongs to the technical field of experimental mechanical measurement, and provides an overall-local combined sample deformation measurement device and an overall-local combined sample deformation measurement method. The sample deformation measurement device comprises a first position machine, a second position machine, a universal testing machine platform, supporting legs, a specially treated sample, a sample clamp, a testing machine loading beam and a centering detecting plate; the universal testing machine platform is placed on the ground plane through four height-adjustable supporting legs. On the basis of an optical measurement technology and computer picture processing, a method which can realize overall measurement and local measurement simultaneously is established by adopting a camera combination mode. A local measurement area is automatically positioned according to experimental conditions; the measurement scale reaches higher precision; the observed object of the overall measurement is the overall sample; a measurement result gives deformation field distribution of a sample surface. According to the overall-local combined sample deformation measurement device and the overall-local combined sample deformation measurement method, overall-local combination is realized, so that the measurement of overall deformation and local deformation can be realized simultaneously; the local area which is required to be measured can be positioned automatically, and moreover, the scale of the local measurement reaches a mesoscopic level.
Owner:SUZHOU H C SOIL & WATER SCI & TECH CO LTD +1

Novel hole drilling machine for processing plate materials and hole drilling method

The invention discloses a novel hole drilling machine for processing plate materials. A carrying platform capable of ascending and descending relative to a machine frame is arranged on the hole drilling machine; plate materials to be processed are carried by the carrying platform. The hole drilling machine provided by the invention has the advantages that the structure is simple; the operation is convenient; the ascending or the descending of the carrying platform is utilized, and lateral side holes and front side holes of the plate materials can be directly processed; the plate material turning by production personnel is not needed; the positioning of the plate materials is not only limited on one standard plate; the use flexibility is greatly improved; the number of machine loading operation times of the plate materials is reduced; the damage to the plate materials during the operation is reduced; the work intensity of operators is greatly reduced; the hole drilling efficiency of the plate materials, particularly the plates for furniture is greatly improved, and the speed is three times or more than three times of that of an ordinary drill bar with the same drill bit group number. The invention also discloses a method using the hole drilling machine to process the plate materials.
Owner:何有港

Device and method for testing adhesion performance of adhesive for sheet substrate

The invention discloses a device for testing the adhesion performance of an adhesive for a sheet substrate. The device comprises the sheet substrate, a loading block and a tensile test assembly loading component, wherein the loading block and the sheet substrate are adhered and fixed so as to form a test assembly; the tensile test component loading component comprises a test machine loading connecting piece, a test assembly connecting piece and a connecting device; the connecting device, the test assembly connecting piece and the test machine loading connecting piece are sequentially connected; the test assembly is connected with the test assembly connecting piece by virtue of the connecting device; the test machine loading connecting piece is connected with a test machine so as to perform a tensile failure breakdown test. The invention further discloses a method for testing the adhesion performance of the adhesive for the sheet substrate and an experience correction method. The device and the method has the characteristics of being simple in structure, convenient to operation, capable of effectively testing and evaluating the adhesion performance of a certain adhesive with the sheet substrate, further capable of testing any test assembly based on tensile shearing combination, and the like.
Owner:JILIN UNIV

Automatic feeding and receiving apparatus of spinning machine for trial drying filter

The invention relates to the technical field of a drying filter production device, in particular to an automatic feeding and receiving apparatus of a spinning machine for a trial drying filter. The automatic feeding and receiving apparatus comprises a feeding unit and a receiving unit, wherein the receiving unit is arranged on the bottom side of the feeding unit, the feeding unit comprises a pushing mechanism for pushing a blank to a spinning machine loading platform, a feeding mechanism for supplying the blank to the pushing mechanism and a translation mechanism for controlling the pushing mechanism to approach/leave the spinning machine loading platform on the side edge of the spinning machine, the translation mechanism comprises a support arranged on the side edge of the spinning machine and a sliding plate making the linear reciprocating movement on the support, the pushing mechanism is fixed on the front end, close to the spinning machine, of the sliding plate, the pushing mechanism comprises a holding plate fixed on the front end of the sliding plate and a pushing plate for pushing the blank on the holding plate to the spinning machine loading platform, the feeding mechanismcomprises a storage box, and a gate mechanism which is arranged on the storage box and used for controlling the output. By adopting the automatic feeding and receiving apparatus, the automatic feeding, blanking and collection of the spinning machine can be realized, the production efficiency can be improved, the production cost can be decreased, the loading precision is high, and the spinning quality is improved.
Owner:常州市武进苏南制冷设备有限公司

High temperature superheated steam environment creep fatigue test device

The invention relates to the field of material tension loading creep fatigue test, in particular to a high temperature superheated steam environment creep fatigue test device. The device at least comprises a creep fatigue test machine loading frame, which is provided with an upper pull rod and a lower pull rod. The device also includes a heat-resistant transparent pipe, an upper ring cap and a lower ring cap are coaxially fixed on the upper pull rod body and the lower pull rod body, corrugated pipes are coaxially disposed in seal joint with the upper ring cap, the lower ring cap and the corresponding end pipe orifices of the heat-resistant transparent pipe, and the upper ring cap, the corrugated pipe walls, the heat-resistant transparent pipe wall and the lower ring cap together enclose a sealed cladding type sample test environment. The air inlet end and air outlet end of a steam generation assembly run through the upper ring cap and the lower ring cap to communicate with the seal cavity. The device also includes an induction heating assembly. The device provided by the invention can accurately detect various material performance of a to-be-tested sample in a service environment, and provides the necessary equipment for the material failure mechanism research.
Owner:HEFEI GENERAL MACHINERY RES INST +1

Temperature control large-size geotechnical true triaxial multi-field coupling test system and method

The invention discloses a temperature control large-size geotechnical true triaxial multi-field coupling test and test method. The system comprises a host loading mechanism, a deformable large-size soil box, an independent three-dimensional loading unit, a refrigeration and water-salt supply unit and a soil-water-ice-salt change monitoring unit; the deformable large-size soil box is arranged on the main machine loading mechanism; and a special structural design is used, a large-size soil sample is divided into an environment soil body area and a core soil area for monitoring, and the size effect of test is eliminated. According to the scheme, the three-dimensional stress state of the soil sample in a three-dimensional open system can be simulated; three-dimensional migration of temperature, moisture, salt and the like among hydrothermal salt evolution, soil body and environment is considered, temperature-moisture-salinity-stress-strain multi-field coupling is achieved, multi-field coupling effect and mutual feedback effect in the open system under the three-dimensional stress state of different engineering geological environments are comprehensively obtained, multifunctionality andcontrollability are realized, the structure is ingenious, and the practical and promotional values are high.
Owner:QINGDAO TECHNOLOGICAL UNIVERSITY

Small-sized aerial multiband synchronous surveying system and method

The present invention relates to a small airborne multi-band synchronous survey system and method. The system includes: a ground system and an on-board load system. The ground system includes a ground station monitoring computer and a first image transmission device electrically connected to the ground station monitoring computer; The on-board load system includes an integrated control host and multi-band detection equipment, attitude determination and positioning equipment, GPS antennas and data transmission equipment electrically connected to the integrated control host, and also includes a second image sensor electrically connected to the multi-band detection equipment. Transmission equipment; wherein the multi-band detection equipment includes a plurality of area array detection equipment and push-broom detection equipment working in different bands; the data transmission equipment is wirelessly connected to the ground station monitoring computer, and the second image transmission equipment is connected to the first The image transmission device is connected wirelessly. Through the technical scheme of the invention, the problems of low integration of current multi-band synchronous survey equipment, lack of automatic survey capability, and large data synchronous storage can be solved.
Owner:北京华新创科信息技术有限公司

Dynamic loading comprehensive experimental table for gas bearing-rotor system

The invention discloses a dynamic loading integrated experimental table for gas bearing-rotor system and relates to an ultrahigh-speed rotating machine loading technology which is mainly based on the key technologies of an ultrahigh-speed gas bearing supporting module, an integrated foundation supporting structure, a labyrinth-gas film joint sealing structure, static and dynamic loading mechanisms, a rotor system and the like. The experimental table comprises a radial gas bearing, a thrust gas bearing, a radial-thrust joint gas bearing, a bearing disassembling tool, an integrated case, a boss, a cover plate, a sealing bracket, a labyrinth sealing ring, a gas film sealing ring, a main support frame, a vibration exciter, an adjustable simple support beam, a discontinuous variable-cross-section simple support beam, a simple support beam loading adjusting bolt, a loading spring, a force-frequency sensor, a tilting pad loading bearing, a volute, a driving turbine, a thrust disc, a rotatingshaft and the like. The experimental table has the advantages of simple structure, high reliability and strong comprehensiveness, is convenient to assemble and disassemble, and can ensure the gas bearings of the experimental table to be in a fully centered state; and in addition, the static loading force is stable and reliable, and the dynamic loading force and frequency are controllable.
Owner:DALIAN UNIV OF TECH
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