磨皮头（软体二）

磨皮器

Model selection method for complete equipment of digging and anchoring integrated unit

The invention belongs to the technical field of roadway tunneling, provides a type selection method for complete equipment of a tunneling and anchoring integrated machine set, and solves the problem of poor matching effect caused by non-uniform rapid tunneling type selection logic of the existing tunneling and anchoring integrated machine. S1, determining key parameters of a roadway; s2, model selection of a digging and anchoring all-in-one machine; s3, after the preliminary model selection of the digging and anchoring integrated machine is passed, the applicable parameter range of the preliminary model selection is compared with the floor rock compressive strength, the roadway slope, the roadway design length, the underground maximum transportation size and the weight parameter of the coal mine item by item; s4, matching type selection of the anchor rod transfer unit; and S5, according to the coal rock Part's hardness coefficient, the drilling parameters, the supporting process and the ...

磨皮头（软体一）

Full-automatic cleaning equipment for inner wall and ball valve of lithium battery lithium salt ton barrel

The invention relates to full-automatic cleaning equipment for the inner wall and the ball valve of a lithium battery lithium salt ton barrel, which comprises a lithium salt ton barrel (1), openings are formed in the upper part and the lower part of the lithium salt ton barrel (1), an upper jacking mechanism (2) and a lower jacking mechanism (3) are respectively arranged at the upper opening and the lower opening of the lithium salt ton barrel (1), and the upper jacking mechanism (2) aligns an upper barrel opening butt joint sealing mechanism (25) to an upper barrel opening and presses the upper barrel opening into the upper barrel opening; a water injection pipeline (24) penetrates through the upper barrel opening butt joint sealing mechanism (25) to input cleaning water into the lithium salt ton barrel (1); the lower jacking mechanism (3) aligns the lower barrel opening butt joint sealing mechanism to a lower barrel opening and presses the lower barrel opening butt joint sealing mechanism ...

Method for overcoming surface oil spot defect of IF steel continuous annealing plate after marine transportation

The invention provides a method for overcoming the surface oil spot defect of an IF steel continuously-annealed plate after sea transportation, and belongs to the technical field of IF steel surface quality control. The method comprises the steps that molten steel is smelted and then subjected to continuous casting, and a plate blank is obtained; the plate blank is heated and hot-rolled, and a hot-rolled plate is obtained; the hot-rolled plate is subjected to acid pickling, cold rolling, continuous annealing, coiling, flattening and oil coating, and a finished IF steel continuous annealing plate product is obtained; the molten steel is prepared from the following chemical components in percentage by mass: 0.015 to 0.02 percent of C, 0.02 to 0.05 percent of Al, 0.1 to 0.2 percent of Mn, 0.05 to 0.07 percent of Si, 0.06 to 0.08 percent of Ti and 0.005 to 0.01 percent of Sb. According to the method, by controlling the components of the smelted molten steel, the corrosion resistance of an existing ...

METHOD FOR RECOVERING IRON BY MEANS OF COPPER SLAG CALCINATION AND MODIFICATION

A method for recovering iron by means of copper slag calcination and modification. The method comprises: (2) maintaining a calcination temperature and inert gas protection, communicating a calcination system with ambient air, simultaneously introducing CO and CO2 gases into the calcination system in step (1) with the volume percentage of CO in the total gas components of CO and CO2 being 0-5%, oxidizing free ferrous oxide into ferroferric oxide, and enabling crystals of ferroferric oxide to grow; and (3) performing cooling after calcination is finished, performing ore grinding and grading to obtain modified slag of different particle sizes, and performing magnetic separation under a magnetic field to obtain iron ore concentrate and magnetic separation tailings. According to the method, iron in copper slag can be efficiently recovered by using industrial waste gases CO and CO2, so as to obtain iron ore concentrate suitable for use as an iron melting raw material and magnetic separation tailings ...

Cerium metal electrolytic refining separation and purification method for cerium-iron alloy

The invention relates to the field of metallurgy, in particular to a cerium metal electrolytic refining separation and purification method for cerium iron alloy. The method comprises the following steps that S1, the anode dissolution rate of the cerium-iron alloy is determined; s2, the dissolving sequence of cerium, iron and cerium-iron alloy is obtained through the polarization curve of the anode, and therefore the electrolysis voltage is determined; and S3, the cerium-iron alloy is subjected to electrolytic refining in a KCl-CeCl3 molten salt system with aluminum oxide as an anode, the anode dissolution rate and the boundary condition of electrolytic voltage are controlled, and after electrolytic refining is finished, the content of Ce and Fe elements of raw materials and refined products is analyzed through ICP elements, and the Fe separation effect of electrolytic refining is determined. The method can separate and purify cerium metal, and has the advantages of high separation efficiency ...

Feeding machine

The invention relates to the technical field of feeding machines, in particular to a feeding machine which comprises a workbench, a first conveying device, an XY-axis feeding system, a second conveying device, an industrial control system and a clamping mechanism, a workpiece containing box is fixedly connected to the front end of the workbench, and a lifting device is fixedly connected to the inner side of the right end of the workpiece containing box; a first conveying device is arranged on the right side of the upper end of the material lifting device, a second conveying device is arranged on the lower side of the rear end of the first conveying device, and an XY-axis part feeding system is arranged on the upper side of the right end of the second conveying device. Compared with manual feeding, the automatic feeding device is safer, meanwhile, the manpower input is small, the input cost is lower compared with robot manipulator feeding, one machine can achieve multiple purposes, and various ...

Tantalum metal surface microcrystal strengthening method

The invention relates to a tantalum metal surface microcrystal strengthening method which comprises the following steps: S1, preprocessing tantalum metal into a required shape, sequentially polishing each surface, and then cleaning the surface; s2, the tantalum metal pretreated in the step S1 is subjected to laser scanning treatment through a continuous CO2 laser; and S3, after treatment in the step S2 is completed, the tantalum metal is cooled, and surface microcrystal strengthening is completed. Compared with the prior art, the method has the advantages that the overall corrosion resistance of the tantalum material can be remarkably improved through the micro-crystallization treatment on the surface of the tantalum material, so that the advantages of metal and the advantages of a surface micro-crystal layer are effectively combined to meet the use requirements.

Energy regulation and control method and device for building group

The invention discloses an energy regulation and control method and device for a building group, and the method comprises the steps: obtaining internal resource data of a power system of each building in the building group, and constructing an operation cost function and a plurality of constraints of each building according to the internal resource data; obtaining power resource data of a power system corresponding to the building agent, and constructing an economic optimization model and a plurality of constraints of the building agent according to the power resource data and the internal resource data; according to the operation cost function and the economic optimization model, constructing a master-slave game model taking a building agent and a building group as a main body; and under the plurality of constraints, solving the master-slave game model, generating a plurality of indexes of a power system of each building when the income of the building agent is maximum, and performing ...

Knowledge representation learning method based on relation rotation

The invention discloses a knowledge representation learning method based on relation rotation. Comprising the following steps: (1) carrying out initialization vector representation on entities and relationships in a knowledge graph; (2) constructing a certain proportion of negative samples by using positive samples in a training set through a method of replacing head and tail entities and relationships; (3) substituting the positive samples and the negative samples obtained in the step (2) into a model, (4) according to the loss in the step (3), updating the vector representation of the entity and the relationship through an Adam optimizer, and (5) repeating the steps (2)-(4) until the number of iterations reaches the preset maximum number of iterations, and finally outputting the vector representation of the entity and the relationship to complete knowledge representation learning. According to the method, various relation modes in the complex knowledge graph can be effectively modeled ...

炼钢尘泥高压冷固结造块的制备方法

The invention relates to a method of preparing high-pressure cold-agglomerating blocks of steel-making dust and mud, drying the dust and mud with water content greater than 8% in a roller-type drier, then naturally cooling in a drag bar conveyer to make the water content reduced to 5-8%, where the temperature is not higher than 80 deg.C, and then batching different varieties of dust and mud by an electronic computer; stirring the raw materials by a blender, adding in binding agent and rolling, stirring again by the blender, extruding and making blocks on an extruder, and making the bulk density of the block up to 3.5-3.6 g/ cu cm; feeding the semifinished high-pressure blocks onto the drier to dry by hot air, so as to make the water content in the dried finished product not more than 2%; putting in storeroom and storing. The invention can make all the dust and mud into blocks, the amount of mixed-in binding agent is low, the iron-contain grade of the product is high, the strength is high ...

Irregular steel pipe polishing device for sports equipment production

The invention relates to an irregular steel pipe polishing device for sports equipment production. The irregular steel pipe polishing device comprises a support, a driving mechanism, a supporting mechanism and a polishing mechanism, the driving mechanism and the supporting mechanism are both arranged on the support, the polishing mechanism is arranged in the supporting mechanism and comprises a polishing belt and a limiting assembly, the limiting assembly comprises a limiting block and a limiting unit, the supporting mechanism comprises a rotating ring, a supporting assembly and a clamping assembly, and the driving mechanism comprises a driving assembly and a rotating assembly. According to the irregular steel pipe polishing device for sports equipment production, the polishing mechanism is supported and limited through the supporting mechanism and is driven to operate through the driving mechanism, so that a workpiece is polished, the polishing belt is always attached to the outer portion ...

Method and system for evaluating cavitation erosion area of impeller of tubular pump device

The invention belongs to the technical field of pump station engineering, and discloses a method and system for evaluating the cavitation erosion area of an impeller of a tubular pump device, the tubular pump device is subjected to simulation calculation through a CFD technology, and the cavitation erosion areas of impeller blades of the tubular pump device under different water level working conditions are comprehensively evaluated by combining engineering practice and comprehensively considering operation time factors. The defects that a physical model test is long in consumed time and high in cost, and the cavitation erosion area of the impeller blade cannot be given are overcome. According to the method, the actual multi-water-level operation condition of the pump station is considered, matching calculation is conducted on the cavitation erosion areas of the blades of the impeller under different water level working conditions in combination with the CFD technology, the cavitation erosion ...

Optimization design method for folding and unfolding configuration of landing gear with given envelope

The invention relates to an optimization design method for an undercarriage folding and unfolding configuration with a given envelope, and belongs to the field of undercarriage folding and unfolding configuration design. The plane folding supporting rod type undercarriage can be converted into a plane four-rod mechanism after being projected along a normal plane of a rotating shaft, wherein a main supporting column rotating shaft of the undercarriage and an upper supporting rod rotating shaft form a fixed rack; the main support rotating shaft and the lower support rod rotating shaft form a rocker and reach a pole position at the landing gear lowering position. Therefore, the undercarriage design problem is converted into the problem of designing the lengths of a rack, an upper supporting rod and a lower supporting rod when a planar four-rod mechanism knows the length of a rocker with a fixed single end, the pole position of the rocker and the movement range; according to the method, firstly ...

Air pressure difference leak detection machine

The invention relates to the technical field of pipe fitting sealing detection, in particular to an air pressure difference leak detection machine which comprises a machine box and a machine frame, a pipe fitting conveying device, a multi-axis movable clamping device, a control device, a detection device and a detection line are installed on the machine frame, and the detection device comprises a guide column and a pressing air cylinder. The pressing mechanism is provided with a pressure outer cover on a supporting transverse plate through an installation piece, linear bearings are installed at the two ends of the supporting transverse plate, a detection pressure rod is installed on the inner side of the pressure outer cover, a sensor detection interface is installed on the top of the detection pressure rod, and a limiting lock nut is installed on the outer side of the top of the detection pressure rod. The base plate is provided with the pipe fitting positioning seat, so that the pipe ...

Intelligent monitoring and alarming system

The invention, which relates to the technical field of monitoring and alarming, discloses an intelligent monitoring and alarming system comprising an intelligent monitoring and alarming device, a WeChat server, a cloud server, a database and a WeChat official account. The intelligent monitoring and alarming device comprises a water tank overflow detection module, a fire-fighting water pressure detection module, a water pump operation state detection module, a multiplexing switch, a data preprocessing module, an intelligent controller, a display and input module, a wireless data transmission module, a data storage module, an alarming module and a power supply module. A WeChat official account and an intelligent controller are combined, a cloud server is used for storing data, and through intelligent alarm equipment, unattended operation of a fire-fighting pump room is changed into 24-hour automatic operation, so that the management and control efficiency of the pump room is greatly improved ...

Elbow tapping machine feeding device and elbow tapping machine feeding method

The invention discloses an elbow tapping machine feeding device. The elbow tapping machine feeding device comprises a sorting track, an overturning assembly and an identification assembly. The identification assembly is located on the sorting track; the overturning assembly comprises a stop piece rod, a stop piece air cylinder, an overturning push rod and an overturning air cylinder. The overturning air cylinder is located on one side of the sorting track, and the output end of the overturning air cylinder is connected with the overturning push rod; the overturning push rod is in an arc shape and located below the sorting track; a through hole through which the overturning push rod can penetrate upwards is formed in the sorting track; and the stop piece air cylinder is located below the sorting track, and the output end of the stop piece air cylinder is upwards connected with the stop piece rod. According to the elbow tapping machine feeding device, the sorting track, the overturning assembly ...

Exercise rack

The utility model provides an exercise frame which comprises a support, a locking mechanism and a pedal assembly, the locking mechanism comprises a first knob and a locking piece, and the exercise frame comprises a locking state and a rotatable state. The exercise frame can be used for exercise, a human body can lie down during exercise, and steps on the pedal assembly by feet to exercise the body. The pedal assembly can be locked through the first knob, so that the pedal assembly is prevented from rotating disorderly, and exercise is facilitated; the exercise frame has an unfolded state and a folded state, and can be folded and stored when not in use, so that the exercise frame is convenient to store.

Method and device for cleaning inner wall and outer wall of lithium battery electrolyte packaging barrel

The invention belongs to the field of lithium battery production corollary equipment, and particularly relates to a cleaning method and device for the inner wall and the outer wall of a lithium battery electrolyte packaging barrel. According to the packaging barrel inner wall cleaning device, cleaning of the inner wall of the packaging barrel is achieved through vertical lifting and rotating of the inner wall cleaning spray head in the packaging barrel, the packaging barrel is overturned to the rolling assembly from the conveying assembly, and the outer wall of the packaging barrel is cleaned through the outer wall cleaning assembly through rotation of the packaging barrel. According to the method and device, the inner wall and the outer wall of the packaging barrel can be automatically cleaned, and the influence on the environment is small.