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24results about How to "Optimize spatial structure" patented technology
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Methane emission remote sensing intelligent detection method and system based on sparse spectrum reconstruction
ActiveCN119470310AOptimize spatial structureimprove clarityColor/spectral properties measurementsComplex mathematical operationsBackground spectrumDimensionality reduction
The invention provides a methane emission remote sensing intelligent detection method and system based on sparse spectrum reconstruction. The method comprises the following steps: performing first-order Taylor expansion on a Beer-Lambert law; introducing a spatial continuity constraint and a physical diffusion constraint term based on a wind field, and deducing an optimization objective function for inversion of atmospheric methane increment; simulating remote sensing observation hyperspectral radiation brightness values under different methane increment concentrations, and calculating to obtain a unit absorption characteristic spectrum; carrying out dimension reduction processing and clustering operation on the remote sensing hyperspectral image; performing matrix decomposition and sparse reconstruction on the spectrum value according to a clustering result; the hyperspectral image obtained after matrix sparse decomposition reconstruction is equivalent to a background spectral image, and atmospheric methane increment is obtained through calculation; generating an atmospheric methane plume sample based on a large eddy simulation program; constructing a training sample set of methane emission rate machine learning estimation; constructing a machine learning model for estimating the atmospheric methane emission rate; and based on an atmospheric methane increment inversion result, completing methane point source emission rate estimation of a real scene.
Owner:EAST CHINA NORMAL UNIV
Optical imaging lens
The invention provides an optical imaging lens, the optical imaging lens has eight lenses with focal power, and the optical imaging lens comprises a lens group, a spacing element group and a lens barrel group, the effective focal length f7 of the seventh lens and the interval EP67 between the sixth spacing element and the seventh spacing element in the direction of the optical axis of the optical imaging lens meet the following condition: f7 / EP67 is more than or equal to-8.25 and less than or equal to-6.82; the curvature radius R15 of the object side face of the eighth lens and the inner diameter d7m of the image side face of the seventh spacing element meet the condition that R15 / d7m is larger than or equal to 1.31 and smaller than or equal to 2.28. The multi-group optical imaging lens solves the problems that in the prior art, the rear end forming yield of the multi-group optical imaging lens is low, and stray light is serious.
Owner:ZHEJIANG SUNNY OPTICAL CO LTD
Structure regulation and control method for inefficient Yunnan pine forest
PendingCN119631799Apromote growthOptimize spatial structureCultivating equipmentsHorticulture methodsNatural ecosystemEconomic benefits
The invention relates to the technical field of forest tending, in particular to a structure regulation and control method for a pinus yunnanensis low-efficiency forest. The pinus yunnanensis low-efficiency forest structure regulation and control method comprises the following steps that ecological thinning is conducted on a pinus yunnanensis low-efficiency forest region, broad-leaved trees are planted in an intermediate cutting zone in a complementary mode according to the mixing proportion of 30% or below, and pinus yunnanensis lateral branches are pruned. According to the structure regulation and control method, good growth of the Yunnan pine forest is promoted, the diameter order range of the forest stand is expanded, the forest stand is converted into a needle-broad mixed different-age forest stand, the forest stand is gradually transited to random distribution or cluster distribution, the complexity and diversity of a natural ecological system can be better reflected, optimization of a forest stand space structure is promoted, and the economic benefit is increased. And a condition and a basis are provided for realizing a multifunctional effect of the forest.
Owner:INST OF HIGHLAND FOREST SCI CHINESE ACAD OF FORESTRY
Construction body for preparing circular RNA, kit, preparation method, circular RNA and application
PendingCN119410677ARapid enrichmentEfficient enrichmentVector-based foreign material introductionDNA preparationGeneticsBiochemistry
The invention belongs to the technical field of biology, and discloses a construct for preparing circular RNA, a kit, a preparation method, circular RNA and application. The construction body provided by the invention comprises an adenine-rich marker sequence, the length of the marker sequence is 20-120nt, and the content of adenine or complementary basic groups of the adenine is 75-100%. Due to the introduction of the marker sequence, the space structure of the construct can be optimized, the self-shearing catalytic activity of the construct is improved, and the cyclization efficiency is effectively improved; meanwhile, due to the arrangement of the marker sequence, the circular RNA and other non-cyclized RNA can be distinguished through ligo (dT) or ligo (dA), so that positive screening or negative screening of the circular RNA can be carried out by only utilizing a fixing agent comprising ligo (dT) or ligo (dA) in the preparation of the circular RNA, rapid and efficient enrichment of the circular RNA is realized, and the marker sequence has the potential of being applied to large-scale industrial production of the circular RNA and has a good application prospect.
Owner:BISHENG (BEIJING) BIOTECHNOLOGY CO LTD
Polyimide dielectric film and preparation method and application thereof
ActiveCN119431845AImprove heat resistanceSuppress flow transmissionThin/thick film capacitorFixed capacitor dielectricDischarge efficiencyPolyamide
The invention discloses a polyimide dielectric film and a preparation method and application thereof, and belongs to the field of materials. The preparation method comprises the following steps: dissolving PDA in a solvent, adding cesium fluoride, stirring for 20-35 minutes in an oxygen-free environment, reacting for 18-20 hours at the temperature of 75-85 DEG C under a stirring condition, and filtering a reaction mixture to finally obtain the FPDA. The preparation method comprises the following steps: dissolving FPDA in a solvent, adding diphenyl ether dianhydride in batches under the condition of-5-5 DEG C, stirring for 8-10 hours to obtain a polyamide acid PAA solution, dripping the solution on a glass substrate, carrying out thermal imidization reaction treatment, placing the glass substrate in deionized water after the reaction is finished, and stripping the film to obtain the film with the thickness of 1-20 microns. The product prepared by the invention has lower leakage current loss, higher glass transition temperature and charge-discharge efficiency, and comprehensive and excellent energy storage characteristics.
Owner:CHONGQING UNIV
Drainage filter screen piece and drainer
ActiveCN224213453UDoes not block storage functionOptimize spatial structureDomestic plumbingMechanical engineeringScreen filter
The drainage filter screen piece is provided with a filter screen body, the filter screen body is provided with an annular supporting part and a protruding part, the protruding part is formed in the center of the annular supporting part and protrudes upwards, and the protruding part is provided with a main drainage opening with a downward opening; the filter screen body is provided with a center line extending up and down; a plurality of first filter holes distributed around the center line are formed in the protruding part, and a plurality of second filter holes distributed around the center line are formed in the annular supporting part; the lowest position of the first filter hole is higher than the highest position of the second filter hole, and an annular garbage storage groove is formed between the lowest position of the first filter hole and the highest position of the second filter hole on the filter screen body. The device has the functions of garbage storage and normal drainage, and also has the effect of increasing the flow along with the increase of the water level.
Owner:XIAMEN XINGCHANGKAI KITCHEN & BATHROOM TECH CO LTD
Lithium iron phosphate positive electrode material, preparation method thereof and battery
PendingCN121929676AIncrease compaction densityCoated evenlyGraphiteCell electrodesLithium iron phosphateElectrical battery
The invention discloses a lithium iron phosphate positive electrode material, a preparation method thereof and a battery, and belongs to the technical field of batteries, the preparation method comprises the following steps: mixing an iron source, a lithium source, a phosphorus source, a dopant and a grinding agent, and carrying out dry ball milling to obtain precursor powder; and sintering the precursor powder under the protection of inert gas to obtain the lithium iron phosphate positive electrode material. According to the method, high-purity graphite / acetylene black is used as a grinding agent and a carbon source, a doping agent is added at the same time, a solvent does not need to be used, a ball-milled material does not need to be dried, uniform compounding of a precursor and construction of a conductive network are achieved in one step through the mechanochemical effect, and then the conductive network is obtained through high-temperature sintering. The prepared lithium iron phosphate positive electrode material has excellent electrochemical performance and relatively high compaction density, and still keeps relatively good electrochemical performance in a low-temperature environment, so that a new development direction is provided for production of lithium iron phosphate.
Owner:SICHUAN UNIVERSITY OF SCIENCE AND ENGINEERING
Biological polypeptide detection method
ActiveCN119492829ALarge specific surface areaImprove adsorption capacityComponent separationOther chemical processesDivinylbenzenePolystyrene
The invention discloses a biological polypeptide detection method, which belongs to the technical field of biological detection, and comprises the following steps: taking muscular tissues of a sample, and mashing to obtain a homogeneous sample for later use; adding water into the homogeneous sample, carrying out crude extraction, adding adsorption resin, carrying out static adsorption, filtering and collecting the adsorption resin, carrying out desorption treatment by adopting ethanol, and filtering out the adsorption resin to obtain filtrate as a sample solution for later use; detecting the content of carnosine and goose carnosine in the sample solution by adopting a UHPLC-MS / MS combined method; wherein the adsorption resin is polystyrene-divinylbenzene type copolymer macroporous adsorption resin or modified macroporous adsorption resin I, and the modified macroporous adsorption resin I is obtained by carrying out modification treatment on a polystyrene-divinylbenzene type copolymer by adopting (-)-catechin and kaempferol-3-O-sophorobiose-7-O-glucoside. The method is easy to operate, high in accuracy and good in reproducibility, and the extraction effect on carnosine and goose carnosine can be improved.
Owner:ZHOUSHAN INST FOR FOOD & DRUG CONTROL +1
Pre-tensioning clamp assembling machine
The invention relates to a pre-tensioning clamp assembling machine which is mainly composed of a rack, a first conveying belt mechanism, a second conveying belt mechanism, a material disc feeding device, an electric claw device, an in-place pressing assembly, a loading manipulator device, a first detection device, a second detection device and a carrying manipulator device. The first conveying belt mechanism is located on the left side and used for conveying and positioning clamps, and the second conveying belt mechanism is located on the right side and used for outputting finished products. The material disc feeding device automatically supplies copper heads, the electric claw device opens the hoop, the in-place pressing assembly presses the copper heads into the hoop, and the copper heads are loaded into the mechanical arm device to be carried. The first detection device judges the direction of the clamp, the second detection device detects the tension force of the clamp, and the carrying manipulator device carries the clamp between the first conveying belt mechanism and the first detection device. The functions of automatic assembly of the clamp and the copper head, clamp direction judgment, tensioning force detection and the like can be achieved, and the production efficiency and quality of the pre-tensioning clamp are improved.
Owner:XIAMEN ZHIYUANXIN AUTOMATION EQUIP CO LTD
Spatial planar transformer and electronic equipment
ActiveCN119517568AOptimize spatial structureTransformers/inductances coils/windings/connectionsFixed transformersMechanical engineeringPlanar transformers
The invention relates to the technical field of magnetic devices, and discloses a space type planar transformer and electronic equipment. The space type planar transformer comprises a first wiring board and at least one second wiring board which are stacked; a magnetic column window is formed in the center of the first wiring plate and the center of the second wiring plate, at least one first coil assembly and at least one second coil assembly are arranged on the first wiring plate and the second wiring plate, the first coil assembly is wound around the outer side of the magnetic column window, and a gap is kept between the second coil assembly and the first coil assembly; or the second coil group is wound on the outer side of the magnetic column window, and the second coil group and the first coil group are alternately arranged; the first wiring board and the second wiring board are respectively provided with a connecting hole group, the first coil group on the first wiring board is electrically connected with the second coil group on the second wiring board through the connecting hole group, and the second coil group on the first wiring board is electrically connected with the first coil group on the second wiring board through the connecting hole group. The planar transformer space is optimized, and the device reliability is improved.
Owner:DONGGUAN SUNLORD POWER DEVICE CO LTD
Method for producing high-gloss wear-resistant inorganic ecological stone by dry method
ActiveCN119551959Ahigh activityImprove heat resistanceSolid waste managementEnvironmental engineeringGypsum
The invention discloses a method for producing high-gloss wear-resistant inorganic ecological stone by a dry method, and relates to the field of building materials. The method comprises the following steps: mixing cement, industrial byproduct gypsum, mineral powder, industrial slag, building waste, tailings, marble, sand and a stone brightener in proportion, and carrying out material distribution, pressing, steam curing, curing, polishing and the like to obtain the high-gloss wear-resistant inorganic ecological stone slab. The process has the advantages of high solid waste utilization rate, low production energy consumption, high product surface luminosity, excellent wear resistance, environmental protection, no pollution and the like, and is suitable for wide application in the building decoration industry.
Owner:SHANDONG ZHOULEI NEW BUILDING MATERIALS CO LTD
Three-dimensional road target detection method for improving point cloud sparse convolution
ActiveCN119559588Aimprove accuracyImprove robustnessImage analysisThree-dimensional object recognitionVoxelFeature extraction
The invention discloses a three-dimensional road target detection method for improving point cloud sparse convolution, and the method comprises the steps: obtaining a point cloud data set, dividing and grouping point clouds, carrying out the feature extraction of grouped voxels, and obtaining a voxel feature tensor and a voxel position tensor; a three-dimensional road target detection model based on point cloud sparse convolution is constructed, the three-dimensional road target detection model adopts a sub-manifold sparse convolution layer as an input layer, and a backbone network of the three-dimensional road target detection model relates to an improved focus sparse convolution module and a large receptive field convolution module; after voxel feature codes are sent into the point cloud sparse convolution backbone network, output features are sent into a region generation module RPN to obtain semantic features and a preliminary target bounding box; and sending to a target detection network for final prediction. The large receptive field convolution layer and the improved focus sparse convolution layer are mutually complementary, and the detection precision and robustness in complex road conditions are improved.
Owner:NANJING TECH UNIV
Method for preparing carbon composite material by implanting molecular catalyst into carbon carrier and application of carbon composite material
The invention belongs to the technical field of carbon composite material preparation, and relates to a method for preparing a carbon composite material by implanting a molecular catalyst into a carbon carrier and application of the carbon composite material, the preparation method comprises the following steps: (1) uniformly mixing a liquid-phase nitrogen-containing medium, the molecular catalyst and the conductive carbon carrier, transferring the mixture into a quartz tube type reactor, placing the quartz tube type reactor containing the reaction reagent in an ultrasonic instrument for treatment to obtain uniformly mixed suspension liquid; and (2) placing the quartz tube reactor containing the suspension obtained in the step (1) in a microwave electromagnetic field to carry out liquid-solid two-stage microwave irradiation, after the reaction is finished, continuously introducing argon or nitrogen until the quartz tube reactor is cooled to room temperature, and collecting the generated solid catalyst to prepare the carbon composite material with the molecular catalyst implanted into the carbon carrier. The carbon composite material has the advantages of high catalytic activity, stable active substances, high selectivity and the like, and has great application potential in the field of catalysis.
Owner:DALIAN UNIV OF TECH
Electric vehicle driving source of RV speed reducer type hub motor
InactiveCN119550802AImprove boot performanceImprove power densityElectric machinesMotor depositionReduction driveElectric machinery
An electric vehicle driving source of an RV reducer type hub motor comprises a permanent magnet synchronous servo motor, the fixed end of the permanent magnet synchronous servo motor is connected with a suspension connecting piece, the power output end of the permanent magnet synchronous servo motor is connected with the power input end of an RV reducer, and the power output end of the RV reducer is connected with a tire module; the power output of the permanent magnet synchronous servo motor and the power input and output of the RV speed reducer are the same main shaft; the wheel is compositely driven by the high-speed permanent-magnet synchronous servo motor and the large-transmission-ratio RV speed reducer, the power performance of the whole vehicle can be greatly improved, the structure is simple, the size is small, the weight is light, the larger transmission ratio can be provided under the smaller size due to the application of the RV speed reducer, and the service life of the vehicle is prolonged. The high-speed permanent magnet synchronous servo motor is adopted, so that the motor has the advantages of good starting capability, strong low-speed dragging capability, high power density and the like.
Owner:XI AN JIAOTONG UNIV
A difenoconazole hapten, antigen, antibody, detection device and preparation and application thereof
ActiveCN118812518BImproving immunogenicityOptimize spatial structureOvalbuminTransferrinsChlorobenzenePhenyl Ethers
The invention discloses a difenoconazole hapten, antigen, antibody, detection device, preparation and application thereof, and relates to a difenoconazole hapten, antigen, antibody, detection device, preparation and application thereof for detecting difenoconazole drug residues in food. The difenoconazole hapten prepared by the invention completely retains the characteristic structures of 3-chlorophenyl 4-chlorophenyl ether, 1,3-dioxolane and 1,2,4-triazole in difenoconazole, improves the immunogenicity of the difenoconazole antigen, and the difenoconazole antigen and monoclonal antibody prepared by the invention are used for ELISA detection with strong specificity, IC 50 The value is 0.06µg / L. The sensitivity of the colloidal gold detection device prepared by the present invention to difenoconazole in the standard solution is 0.5µg / kg, and the sensitivity to difenoconazole in the sample can reach 5µg / kg.
Owner:GUANGDONG AIB POLYTECHNIC COLLEGE +1
Security and protection monitoring comprehensive early warning analysis system and method based on machine learning
PendingCN121808549AEfficient removalimprove data qualityCharacter and pattern recognitionBiological modelsThe InternetEngineering
The invention relates to the technical field of image recognition and analysis, solves the technical problems that implicit spatial dependence is difficult to capture, missing report group conflicts are caused, and recognition of progressive abnormal behaviors is prone to delay or misjudgment in the prior art, and particularly relates to a security and protection monitoring comprehensive early warning analysis system and method based on machine learning. The method comprises the following steps: S1, collecting an original video stream monitored in a campus, obtaining campus Internet of Things sensor data, and preprocessing the original video stream and the Internet of Things sensor data to obtain time-space standardized data. According to the method, spatial configuration and time evolution can be explicitly coded, information splitting can be avoided, long-distance and many-to-many complex dependence can be captured in a cross-frame mode, the understanding accuracy of group abnormal behaviors is improved, robustness is greatly improved, and the joint analysis capacity of individual behavior and group interaction is remarkably improved.
Owner:SHAANXI RADIO & TELEVISION TECHNOLOGY CO LTD
A highly efficient composite catalyst for Michael addition reactions and its application methods
ActiveCN121819947BImprove the environmentOptimize spatial structureOrganic chemistryOrganic-compounds/hydrides/coordination-complexes catalystsPtru catalystOrganic chemistry
A highly efficient composite catalyst for the Michael addition reaction and its application method are disclosed, relating to the field of catalytic chemistry. The composite catalyst comprises a main catalyst system, a co-catalytic modifier, and a reaction terminator. The main catalyst system is a composite of Lewis base catalyst A and metal salt catalyst B. The co-catalytic modifier works synergistically with the main catalyst system to enhance catalytic performance. In application, through steps such as raw material pretreatment, catalyst preparation, isothermal dropwise addition, temperature-controlled reaction, and termination treatment, this composite catalyst is used in the Michael addition step of the synthesis of 2-chloro-5-chloromethylpyridine, achieving synergistic optimization of catalytic activity and selectivity, providing a reliable technical solution for the efficient synthesis of related pesticide intermediates.
Owner:WUWEI JIEDA TECH CO LTD
A La-Ca layered hydroxide phosphate adsorbent and a two-step synthesis method thereof
ActiveCN116371351BOptimize spatial structureIncrease layer spacingOther chemical processesGeneral water supply conservationPhosphateReaction rate
The invention discloses a La-Ca layered hydroxide phosphate adsorbent and a two-step synthesis method thereof; by changing the metal ions of the synthetic layered hydroxide, La3+ with high selectivity for phosphorus and Ca2+ with low cost and environmental friendliness are selected, a two-step method (coprecipitation and hydrothermal reaction) is adopted, the reaction rate of material synthesis is controlled by a nanofiltration membrane and a diazonium salt is added as an auxiliary agent, and a La-Ca layered hydroxide adsorption material with excellent adsorption effect on phosphorus phosphate in water is synthesized. The invention has the advantages of simple operation, low cost, high phosphorus adsorption capacity of the synthetic material, fast phosphorus adsorption rate, etc.
Owner:广州市净水有限公司 +1
Transparent display screen fixing assembly and electronic equipment
ActiveCN222562184UEasy to clamp and fixDoes not affect appearanceCasings/cabinets/drawers detailsIdentification meansMechanical engineeringMaterials science
The utility model relates to the technical field of display screens, and provides a transparent display screen fixing assembly and electronic equipment. The transparent display screen fixing assembly comprises a transparent screen and a transparent cover plate; the transparent cover plates are arranged on the two sides of the transparent screen respectively and are correspondingly provided with mounting parts extending and protruding out of the transparent screen; the clamping hook pieces are arranged on the sides, facing each other, of the two installation parts respectively. The two clamping and hooking pieces can be mutually clamped and fixed, so that the two transparent cover plates are connected, fixed and clamped to the two sides of the transparent screen. The electronic equipment comprises the transparent display screen fixing assembly, and the electronic equipment and the transparent display screen fixing assembly both have the beneficial effects that the space structure of the peripheral wall of the transparent screen can be optimized, and the overall appearance of the transparent screen is not affected.
Owner:HEFEI LCFC INFORMATION TECH
A cabinet body structure of a commercial kitchen disinfection cabinet
ActiveCN224387815UMeet disinfection needsOptimize spatial structureLavatory sanitoryHeatMechanical engineeringIndustrial engineering
Owner:CHONGQING CHANGSHENG KITCHENWARE CO LTD
Modified color master batch production system
ActiveCN117162442BAchieve the purpose of applying force multiple timesOptimize spatial structureMotor driveControl engineering
The application discloses a modified color master batch production system and belongs to the technical field of plastic production equipment. The modified color master batch production system comprises a granulator main body, a feeding mechanism is arranged at the top end of the granulator main body, a containing chamber is arranged outside the feeding mechanism, a servo motor is fixedly connected to the inner side of the containing chamber, a block prevention assembly is fixedly connected to the output end of the servo motor, when plastic raw materials are blocked in the feeding mechanism, the limiting ring slides in the inner side of the arc-shaped ring by accepting pressure, the limiting ring extrudes the pressure sensor, the pressure sensor accepts a signal feedback to control the servo motor to start, the servo motor drives the connecting rod to rotate, the connecting rod rotates while driving the inner spline shaft to move, the inner spline shaft drives the linkage structure to synchronously move as a whole, the linkage structure drives the two third bevel gears to reversely rotate, the two third bevel gears are movable in the inner side of the feeding mechanism, one side of the blocked plastic raw materials is extruded, and the other side is not limited, so that the raw materials in the feeding mechanism are timely dredged.
Owner:ANHUI KALUO PLASTIC TECH CO LTD
Composite electrolyte and preparation method and application thereof
PendingCN119650852AImprove thermal safetyreduce flammabilitySecondary cellsElectrolytic agentComposite electrolyte
The invention belongs to the technical field of lithium ion batteries, and particularly relates to a composite electrolyte and a preparation method and application thereof, the composite electrolyte comprises an organic solvent, an electrolyte lithium salt and an additive; and the additive comprises methyl trimethoxy silane, 1, 1, 2, 2-tetrafluoroethyl-2, 2, 2-trifluoroethyl ether and triethylene glycol monomethyl ether. By optimizing the formula and the adding proportion of the composite electrolyte additive, the thermal safety performance of the battery can be improved, the safety problem caused by thermal runaway is reduced, the flammability of the traditional organic electrolyte is reduced, and the combustion of the rechargeable battery is inhibited or avoided. In a charge-discharge test, the battery added with the composite flame retardant slightly improves the charge storage capacity of the battery at high temperature, and the specific capacity of the battery is improved; according to the present invention, under the variable magnification charge-discharge condition, the high specific capacity can be maintained, the rapid charge-discharge can be performed under the large current condition, the low energy consumption and the low heat generation can be maintained, and the strong high temperature stability can be provided;
Owner:ENKE TIANRUN NEW ENERGY MATERIALS (SHANDONG) CO LTD
A kind of refractory high-strength coke oven mud and preparation method thereof
The invention discloses a fire-resistant and high-strength coke oven mud and a preparation method thereof, belonging to the technical field of mud processing, and is used to solve the technical problem in the prior art that the high-temperature resistance and strength of the coke oven mud need to be further improved. The invention ensures the compatibility between the systems by preparing silicon-based modified high-temperature clay, heat-resistant aggregate and inorganic adhesive, and the stability of the silicon-oxygen structure provides the system with extremely excellent high-temperature resistance and acid resistance. After the modified silicon nitride fiber is subjected to hot isostatic pressing treatment, the heat-resistant aggregate obtained by atomic rearrangement has an extremely excellent spatial structure, which significantly improves the mechanical strength of the material as a skeleton. In addition, the inorganic adhesive obtained by introducing an aluminum phosphate structure in the process of preparing silica gel has excellent high-temperature bonding ability. The three are combined with auxiliary materials to obtain a coke oven mud with excellent performance.
Owner:LINHUAN COKING
Wedge assembling tool and positioning device
The utility model provides a wedge assembly tool and locating device, relates to rolling mill technical field, wedge assembly tool includes fixture subassembly and center block, the first side face, second side face and third side face of center block are provided with fixture subassembly respectively, first side face and second side face are arranged oppositely, and the center block is provided with the fixture subassembly. The third side face is located between the first side face and the second side face, the first side face is parallel to the second side face, the third side face is perpendicular to the first side face, every two adjacent clamp assemblies are connected through chamfers, and the clamp assemblies are used for clamping wedges of the four wedge assemblies. According to the utility model, the assembling efficiency of four beveling components can be effectively improved.
Owner:YIZHONG GRP (HEILONGJIANG) HEAVY IND CO LTD +1