103results about How to "Increase the proportion" patented technology

The invention relates to the technical field of industrial vision and artificial intelligence, and discloses an aluminum coating formula prediction method and system based on industrial vision and double-model fusion. The method comprises the following steps: acquiring visible light and near-infrared band images of the surface of an aluminum material coating through multispectral image acquisition, identifying a defect area to generate a binary mask, extracting three types of features of color, texture and spectral reflection, and respectively inputting feature vectors into a random forest regression model and a convolutional neural network model to obtain a target image; and dynamically calculating a fusion weight according to the verification set error, and carrying out weighted fusion on the prediction results of the two models to generate a formula component content prediction value. According to the method, the technical problems of low precision, low efficiency and insufficient generalization ability of a traditional aluminum coating formula determination method are solved, and rapid and accurate prediction of the formula is realized.

The present application belongs to the technical field of glass fiber sizing agent, and particularly relates to an anti-creep glass fiber sizing agent and a preparation method thereof. The anti-creep glass fiber sizing agent comprises effective components and water, and the solid content of the anti-creep glass fiber sizing agent is 3-12%. The effective components comprise the following components according to weight percentage: maleic anhydride modified long-chain branched polyolefin wax 65.5-86.9 wt.%, coupling agent 5-10 wt.%, nucleating agent 1-8 wt.%, physical cross-linking component 5-12 wt.%, initiator 0.1-0.5 wt.%, and surfactant 2-4 wt.%. The present application can effectively solve the problem of insufficient anti-creep ability of the glass fiber reinforced polypropylene material in the prior art, and at the same time, the material has good mechanical properties and fatigue resistance, which plays an important role in improving the long-term dimensional stability of the polypropylene material.

The invention belongs to the technical field of plant active ingredient extraction, and relates to a segmented enzymolysis-cascade membrane separation extraction method of cyclocarya paliurus combined-state selenium polysaccharide and the combined-state selenium polysaccharide prepared by the method. The method comprises the following steps: firstly, constructing a first extraction system for a cyclocarya paliurus leaf raw material, carrying out first-stage enzymolysis, inactivation and solid-liquid separation, separating a first liquid phase through a nanofiltration membrane to form a low-molecular selenium-containing component flow, and excluding the low-molecular selenium-containing component flow in a subsequent alcohol precipitation and recovery step; and constructing a second extraction system from the first solid phase, carrying out second-stage enzymolysis, inactivation and solid-liquid separation, sequentially carrying out microfiltration, first ultrafiltration, second ultrafiltration and nanofiltration washing on the second liquid phase, and carrying out ethanol precipitation to obtain the combined-state selenium polysaccharide. The proportion of target molecular weight interval components in the obtained product is increased, the mass fraction of polysaccharide is increased, and the proportion of inorganic selenium, the mass fraction of protein and the ash content are reduced.

The utility model relates to saponification device technical field, and disclose a kind of quick saponification device for laundry soap production, including shell assembly and the mixing assembly and stirring subassembly of being installed in shell assembly, and there is circulating assembly and stirring subassembly on broken subassembly, wherein the internal fatty acid is made to carry out sufficient saponification reaction by the internal circulation mixing design of mixing assembly, effectively improve saponification rate and yield, so that it can reduce the fatty acid content on initial material with small amplitude, while the design of circulating assembly cooperation broken subassembly can quickly and effectively break the internal builder and filler, so that it can improve the specific gravity of builder and filler while ensuring that soap body surface does not crack, to reach the purpose of reducing production cost, improving efficiency.

The application discloses an in-situ self-generating ceramic particle reinforced low-tungsten-content composite material, and a preparation method of the in-situ self-generating ceramic particle reinforced low-tungsten-content composite material.The low-tungsten-content composite material is composed of the following components in percentage by mass: W 59% to 69%, Ni 21% to 28%, Fe 9% to 12%, and ceramic reinforcing phase 1%.The tungsten content in the material system is greatly reduced, the toughness of the bonding phase is significantly increased, the plasticity and processing performance are improved, the W atoms in the bonding phase are difficult to diffuse to the surface of other W grains during the sintering process, the long-range migration is blocked, the W grain growth is effectively inhibited, the size of the in-situ generated ceramic particles is small, the distribution is uniform, the interface between the metal matrix and the ceramic particles is pure and firm, the strong dispersion strengthening and fine-grain strengthening effects can be produced, and the application of the low-tungsten-content composite material is suitable for the fields of aerospace, radiation shielding and precision instruments.

The invention provides a display panel and a display device, the display panel comprises a display area and a non-display area surrounding the display area, and the non-display area comprises a fan-out area; the fan-out area comprises a plurality of fan-out data lines, the fan-out data lines comprise first fan-out data lines and second fan-out data lines which are arranged on different metal layers, and the pitch of the first fan-out data lines is different from that of the second fan-out data lines. According to the scheme, the screen-to-body ratio of the display panel can be effectively increased.

The invention discloses a microbial carrier implantable soil microstructure improvement device and method, the device takes microbial carrier precise implantation as a core, integrates multiple functions of targeted layered implantation, carrier-soil microstructure synchronous reconstruction, microcapsule in-situ activation and the like, and can improve the soil microstructure through an intelligent regulation and control system and modular design. And efficient improvement of the soil microstructure in different soil layers and different scenes is realized. The device comprises a power module, a control module and a switchable function module, innovatively adopts a targeted layered injection mechanism, a carrier-soil mixing and shaping assembly and an environmental response type microcapsule spray-seeding activation module, and is matched with a degradable carrier material modification assembly and a new energy driving system. The problems that a traditional device carrier is low in implanting precision, not tightly combined with soil, single in application scene and the like are solved.

The application provides a winding core spinning device based on a calculus principle and a method and application thereof. The device is provided with a negative pressure air suction port on a special-shaped plate, and a corresponding negative pressure airflow guide assembly is arranged above the negative pressure air suction port. Under the mutual cooperation of the diffusion flow guide hole and the negative pressure air suction mechanism, the spread fiber type short fibers with a certain width and uniformly distributed fiber height parallelism are obtained on the grid ring. Meanwhile, the short fiber sliver, core yarn and winding core yarn form a "y" shape structure in the winding core wrapping area. The core yarn self-rotation drives the short fiber sliver to be tightly wrapped and wound to the outer layer of the core yarn in the winding core wrapping area to form the winding core yarn. Then, the winding core yarn passes through the soft reinforcing winding core part, so that the wrapping layer is tightly attached to the yarn body under the action of temperature and pressure to form a good wrapping effect. The winding core yarn has a compact yarn body and a large core yarn proportion, solves the problems of small wrapping tightness, many wrapping exposed cores and low core yarn proportion of the core-spun yarn on the ring spinning machine, and greatly improves the yarn quality.

The present application belongs to the technical field of environmental remediation and soil ecological engineering, and particularly relates to a modified iron biochar-humus-sulfate-reducing bacteria (SRB) composite system for realizing efficient immobilization and ecological remediation of cadmium (Cd 2+ ) in heavy metal contaminated soil. The system can enhance the stability of microbial colonies and has the characteristics of physical and biological synergistic passivation, thereby realizing long-term stabilization and ecological remediation of heavy metals.

The invention relates to the technical field of instant food production, and discloses a making process of a convenient mushroom hotpot, which comprises the following steps of: firstly, selecting basic mushrooms of which the first type is shiitake mushroom, coriaria sinica, pleurotus citrinopileatus, black fungus, pleurotus cornucopiae, velvet antler mushroom, cordyceps flower and hericium erinaceus, and the second type is tremella aurantialba and bamboo fungus; cleaning and removing impurities, adding water into the first type of mushrooms, heating at 100-120 DEG C for 30 minutes, adding the second type of mushrooms, and continuously heating for 20 minutes to obtain a mixed system containing cooked mushrooms and mushroom stock; and after solid-liquid separation, adding seasonings into the mushroom stock soup, heating to prepare a mushroom soup bag, sealing the cooked mushrooms to form a mushroom bag, and packaging the mushroom soup bag and the mushroom bag together to obtain the product. According to the scheme, the problems that basic mushroom combination of an existing convenient mushroom hotpot is not clear, the taste and the umami are insufficient due to the fact that heating is not conducted according to characteristics differentially, and the flavor is poor due to the fact that mushroom soup is not original soup are solved, and the product is convenient to eat and stable in quality.

The invention provides a chip particle interconnection interface tracking debugging system and a chip, and the system comprises a trigger mark generation module which generates a trigger mark when a target chip particle interconnection interface IP reaches a preset trigger condition; the interface data capturing module is used for capturing internal interface data of the target chip particle interconnection interface IP in real time, continuously capturing a preset number of internal interface data after receiving a trigger mark and then stopping capturing; the timer is provided with a work clock which is synchronous with a target chip particle interconnection interface IP, and timestamp information is generated for each group of captured effective interface data; and a data flow control mechanism based on credit is adopted between the interface data capture module and the target core particle interconnection interface IP so as to inform the target core particle interconnection interface IP of the data volume which can be currently received by the interface data capture module. By utilizing the method and the device, no data loss in the whole tracking debugging process can be ensured, the effectiveness of data capture is effectively improved, and the debugging efficiency is further improved.

This invention relates to the field of raw material impurity removal in cellulose-to-ethanol production, and discloses a method for removing impurities from raw materials in cellulose-to-ethanol production. The method includes: (1) passing the cellulose raw material through a first sieve with a mesh size of 0.2-1 cm and then performing air separation; wherein the suction velocity of the air separation is 10-20 m / s; (2) separating the air-separated raw material by cyclone separation and then pulverizing it until the proportion of raw material with a particle size of 2 cm < ≤ 5 cm is not less than 60 wt%, wherein the conditions for cyclone separation include: the inlet velocity of the cyclone separator is 10-20 m / s, a filter screen with a mesh size of 0.2-0.4 cm is installed at the upper outlet of the cyclone separator, and the outlet velocity of the upper outlet is 2-3 m / s lower than the inlet velocity of the cyclone separator; (3) passing the pulverized raw material through a second sieve with a mesh size of 0.2-0.8 cm for impurity removal. The raw material impurity removal method of this invention has a high impurity removal rate, reduces equipment wear and processing difficulty in subsequent processes, and increases the raw material conversion rate in cellulose-to-ethanol production.

The application discloses a negative electrode slurry, a preparation method thereof and a sodium ion battery. The negative electrode slurry comprises a thickening agent and a negative electrode material, the thickening agent comprises a high-molecular polymer with a structural unit shown in formula (I): wherein R1 is a branched structure with 1-10 C atoms and a terminal -COOH; R2 is a branched structure with 1-10 C atoms and a terminal acid group; R3 is a branched structure with 1-10 C atoms and a terminal -COOR4 ester group; R4 is a saturated alkane with 1-5 carbon atoms; 70%<=x<=95%, 0%<=y<=10%, 5%<=z<=30%. The negative electrode slurry has high viscosity stability and low preparation cost.

The invention discloses a small-diameter tube welding defect detection method based on space guide feature selection. A used model comprises a backbone network, a pixel decoder and a query decoder. A multi-scale feature map is extracted from an input image through a backbone network, the multi-scale feature map is fused from top to bottom and from bottom to top in a pixel decoder, and a large-scale pixel decoding feature map, a secondary large-scale pixel decoding feature map, a secondary small-scale pixel decoding feature map and a small-scale pixel decoding feature map are obtained; the object query vector interacts with the small-scale pixel decoding feature map, the secondary small-scale pixel decoding feature map and the secondary large-scale pixel decoding feature map in sequence in a query decoder to obtain a prototype query vector; and interacting the prototype query vector with the foreground-enhanced large-scale pixel decoding feature map to obtain a welding defect detection result. Aiming at the characteristics of non-uniform gray distribution, smooth edge and the like of an X-ray small-diameter tube welding image, the backbone network extracts features from multiple angles, and the detection precision is improved.

This invention discloses a chitosan-based hydrogel contraceptive material, its preparation method, and its applications, relating to the field of contraceptive materials technology. The material comprises: perfluoroalkyl chain modified chitosan: 1-5 wt%; sodium β-glycerophosphate: 3-10 wt%; polyacrylic acid: 0.5-3 wt%; spermicide: 0.1-5 wt%; silver nanoparticles: 0.01-0.1 wt%; chitosan oligosaccharide: 0.1-1 wt%; lactic acid bacteria metabolites: 0.05-0.5 wt%; and lactic acid aqueous solution: balance to 100%. The thermosensitive gelation mechanism of this invention utilizes perfluoroalkyl chain modified chitosan, which is a material with a lowest critical solution temperature (LCST) of 37°C. The complex interaction between the spermicide and the gel matrix consists of intermolecular van der Waals forces and hydrogen bonds.

This invention belongs to the field of plant growth regulator technology, and relates to an inducer for improving female flower differentiation in *Xanthoceras sorbifolium*, its preparation method, and its application. The inducer, calculated per liter of aqueous solution, comprises 150-1200 mg of 6-benzyladenine, 10-50 mg of salicylic acid, 100-300 mg of choline chloride, 1.0-5.0 g of urea, 2.0-3.0 g of potassium dihydrogen phosphate, 0.5-2.0 g of boric acid, and 0.5-1.0 mL of emulsifier. This invention constructs a multi-component synergistic system for the directional regulation of flower bud sex differentiation, significantly increasing the number and proportion of female flowers in *Xanthoceras sorbifolium*, and reducing the flower bud abortion rate. Simultaneously, it improves the receptivity of the stigma of female flowers and the subsequent fruit setting rate, increasing yield per unit area, solving the industrial problem of "one fruit per thousand flowers" in *Xanthoceras sorbifolium*, and meeting the core needs of high-yield and high-efficiency cultivation and large-scale industrial development of *Xanthoceras sorbifolium*.

The application discloses a kind of green energy-saving sand making devices suitable for multiple working conditions, it is related to sand making device technical field, including: rack, the inner side of the rack is fixedly connected with mounting bracket, the top of the mounting bracket is rotatably connected with second connecting plate, the top of the second connecting plate is fixedly connected with second conveying plate, the top of the second conveying plate is fixedly connected with second top plate, the inner side of the second conveying plate is equipped with first spiral groove.The application is provided with preliminary acceleration mechanism, so that material always keeps orderly spiral trajectory movement in first conveying plate and second conveying plate, completely eliminates the problem of large particle size jam and small particle size congestion that is prone to occur in continuous feeding mode, the inner wall of material and first conveying plate and second conveying plate is uniform spiral sliding contact, rather than local concentrated impact, which greatly reduces the wear of conveying plate, effectively prolongs the overall service life of the device.

The present application relates to the technical field of biotechnology, and particularly relates to a CRISPR / SuCas12a2-based gene editing system and application thereof. The present application constructs a high-efficiency counter-selection recombination editing tool by exploring the counter-selection potential of CRISPR-SuCas12a2 and combining it with lambda recombinase. The method can complete high-efficiency recombination editing of genes through a double-plasmid and single-plasmid system carrying SuCas12a2 and lambda recombinase, and the efficiency is greatly improved compared with the current recombination editing method based on lambda recombinase. Compared with the previous dependence on the specific cleavage of target double-stranded DNA by CRISPR-Cas protein to promote the effect of recombination editing, the efficiency is also obviously improved, and the method has the advantages of more transformants and low probability of immune escape. The plasmid construction, recombination editing and plasmid elimination operations can be completed within one week. The above functions supplement a powerful tool for gene recombination editing.

This invention discloses a coal gangue grouting and filling material with high rheological resistance and resistant to bleeding, its preparation method, and its application, relating to the field of mine filling material technology. The grouting and filling material, by mass percentage, comprises: 70%~75% coal gangue, 0.55%~2.3% composite rheology modifier, and the balance being water; wherein the composite rheology modifier includes an air-entraining agent and a dispersant, with a mass ratio of (90~99):(1~10); the air-entraining agent is a surface-active foaming material, and the dispersant is a phosphate additive. In its preparation, coal gangue is first mixed with water and stirred to obtain an initial slurry; then the air-entraining agent and dispersant are mixed to prepare the composite rheology modifier; finally, the composite rheology modifier is added to the initial slurry and stirred until homogeneous to obtain the grouting and filling material. This grouting and filling material uses coal gangue as the main raw material, has a simple preparation process, and possesses excellent fluidity, stability, and pumpability.

The application discloses a handheld electric tool, comprising: a housing formed with a holding part for a user to hold; a motor arranged in the housing for driving a functional accessory to realize the function of the handheld electric tool; the output power of the motor is greater than or equal to 120 W and less than or equal to 4500 W; the motor at least comprises a stator, a rotor and a plurality of coil windings arranged on the stator; the cross section of the coil winding is a non-circular cross section, and the slot fill factor of the motor is greater than or equal to 40%. The above scheme can provide a handheld electric tool with high motor working efficiency, low power consumption and effective inhibition of motor temperature rise.

A sea water desalination device and method based on coastal wetland vegetation transpiration belong to the technical field of ecology and water resource treatment crossing, and comprise a fresh water collection system, a fresh water storage system, and an auxiliary regulation and display system. According to the method, sea water desalination is achieved through the natural transpiration effect of coastal wetland vegetation (such as mangrove forests), condensed fresh water is collected through a transparent air chamber / ceiling, and operation is guaranteed by combining solar power supply and environment regulation and control. Compared with a traditional seawater desalination technology, the method is wide in application range, easy to manufacture and extremely low in energy consumption, the efficiency and sustainability of obtaining fresh water in the coastal area are improved, meanwhile, ecological protection is considered, a stable water supply solution is provided for coastal and island areas lacking fresh water resources, and technical support is provided for related resource utilization and ecological restoration research.

This invention belongs to the field of chemical synthesis and polymer material additives technology, specifically relating to a synthesis process of 2,2,4-trimethyl-1,3-pentanediol dibenzoate. It includes the following steps: Step (1) Step-by-step esterification reaction: 2,2,4-trimethyl-1,3-pentanediol is mixed with benzoic acid, a composite catalyst is added, and a step-by-step esterification dehydration reaction is carried out under heating conditions to obtain a crude ester reaction solution; Step (2) Neutralization and washing; Step (3) Light removal and viscosity reduction / flow-promoting molecular distillation purification: An anti-yellowing agent is added to the organic phase after washing in step (2), and light removal is carried out under reduced pressure at 100–130℃ and 1000–5000 Pa absolute pressure to remove the water-carrying agent and water; subsequently, the crude product is continuously pumped into a scraped-film molecular distillation apparatus for high-vacuum purification, controlling the evaporator heating surface temperature at 150–200℃ and the system absolute vacuum at 10–200 Pa. This invention provides a synthesis and purification process for TMPD dibenzoate with high diester content and low hue.

The invention discloses a video processing method and a related device, and the method comprises the steps: obtaining the attribute information of each to-be-decoded frame in a to-be-processed video code stream, enabling the attribute information to be used for indicating the frame type of each to-be-decoded frame, determining the to-be-decoded frame of which the frame type is a non-reference frame from the to-be-processed video code stream based on the attribute information, and removing the to-be-decoded frame. And obtaining a recombined code stream. Frame extraction processing is carried out from the recombined code stream based on the preset frame number to obtain a plurality of sampling frames, the extracted sampling frames are more likely to be key frames, the sampling number of depended frames to be decoded can be reduced, the total number of the extracted sampling frames is further reduced, and when decoding processing is carried out on the plurality of sampling frames to obtain a decoded video, the decoding efficiency of the decoded video is improved. The decoding speed can be greatly improved, and the video frame cutting efficiency is improved. In a word, the total number of the extracted sampling frames can be reduced, the decoding speed is improved, the video frame cutting efficiency is improved, the decoding process of the sampling frames is not affected, and smooth video frame cutting is guaranteed.

An ultrasonic water meter metering abnormity self-checking method based on sound velocity dynamic correction relates to the technical field of data identification, and comprises the following steps: in a metering period, controlling an ultrasonic transducer to alternately transmit and receive first frequency ultrasonic waves and second frequency ultrasonic waves; according to the flight time data, calculating a first flow velocity, a first sound velocity, a second flow velocity and a second sound velocity; calculating a flow velocity difference value between the first flow velocity and the second flow velocity, and calculating a sound velocity difference value between the first sound velocity and the second sound velocity; when the flow velocity difference value exceeds a preset flow velocity difference value threshold value or the sound velocity difference value exceeds a preset sound velocity difference value threshold value, abnormal state information of abnormal metering in the current metering period is generated; and determining a compensation flow velocity as an effective flow velocity of the current metering period according to a preset compensation strategy. By implementing the application, the metering accuracy of the ultrasonic water meter in a long-term operation state can be improved.

This invention provides a lithium adsorbent and its preparation method. The lithium adsorbent comprises: a binder framework and a lithium-ion sieve precursor located on at least a portion of the surface of the binder framework. The binder framework has a mesh-like interconnected pore structure, and the sphericity of the lithium adsorbent after grinding is not less than 95%. The lithium adsorbent provided by this invention, due to the mesh-like interconnected pore structure of its binder framework, avoids the formation of a dense skin layer on the surface of the lithium adsorbent and effectively increases the contact area between the lithium-containing liquid and the lithium-ion sieve, thereby significantly improving the adsorption and desorption efficiency of lithium.

This utility model relates to the field of textile fabrics, and more particularly to a green and environmentally friendly fabric, comprising a reinforcing surface layer and an environmentally friendly base layer. A heat-melting yarn is disposed between the reinforcing surface layer and the environmentally friendly base layer. The environmentally friendly base layer is made of regenerated cellulose fibers. The top and bottom ends of the heat-melting yarn are fixedly connected to the reinforcing surface layer and the environmentally friendly base layer, respectively. The heat-melting yarn is woven from heat-melting fibers. The reinforcing surface layer is woven from fiber bundles, which include tensile fibers, flame-retardant fibers, absorbent fibers, polyester fibers, and corrosion-resistant fibers. The tensile fibers, flame-retardant fibers, absorbent fibers, polyester fibers, and corrosion-resistant fibers are bundled together to form a tight structure. This invention solves the technical problems of insufficient environmental performance and functionality in traditional fabrics.

The embodiment of the invention provides a positive electrode for an all-solid-state battery, a preparation method of the positive electrode and the all-solid-state battery. The positive electrode for the all-solid-state battery comprises the following components in parts by mass: 60-88 parts of an active material; 10-30 parts of a solid electrolyte; 1-5 parts of a conductive agent; 1 to 5 parts of a binder; wherein the active substance comprises at least two particles with different particle sizes, and the solid electrolyte comprises at least two particles with different particle sizes. The positive electrode for the all-solid-state battery adopts a particle size grading scheme, so that the dependence on a solid electrolyte is reduced, the proportion of active substances is increased, the electrode structure is optimized, the diffusion kinetics of lithium ions and the cycle performance of the battery are remarkably enhanced, and double breakthrough of high energy density and high rate performance is realized; the technical problem that the energy density of the all-solid-state battery is difficult to improve is solved.

The application discloses a mold capable of hot runner shunt adjustment, and belongs to the technical field of injection molding equipment, and has the technical scheme as follows: a mold frame assembly, a cavity mold plate group and a hot runner system are provided, the hot runner system comprises a shunt plate, a glue injection device installed on the shunt plate, a hot nozzle device installed on the shunt plate, heating pipes distributed on the shunt plate and a mixing system used for mixing materials of different colors and connected with the hot nozzle device; the shunt plate is provided with a first runner and a second runner, the first runner and the second runner correspond to the glue injection device respectively, and the hot nozzle device is connected with the first runner and the second runner. The application improves the mixing stability of two materials in the production process of the gradual color injection molding product and the precision of the gradual color adjustment.

The application discloses a method for preparing nanocellulose by treating bamboo shoot shell through a eutectic solvent, and comprises the following steps: S1, configuration of the eutectic solvent: after uniformly mixing a first component, a second component and a third component, the mixture is heated and stirred to obtain a ternary eutectic solvent; S2, configuration of a cosolvent: after uniformly mixing benzyl tripropyl ammonium hydroxide, 1'3-bishydroxymethyl urea and water, the mixture is heated and stirred to obtain the cosolvent; S3, preparation of nanocellulose: after mixing pretreated bamboo shoot shell, the ternary eutectic solvent and the cosolvent, the mixture is heated and stirred, after the reaction is completed, the mixture is washed with water, filtered, dried, and the obtained crude cellulose is configured into a suspension, and then ultrasonic treatment, high-pressure homogenization and freeze-drying are carried out to obtain nanocellulose. The nanocellulose obtained through the method has a high yield (88.36%), a high proportion of cellulose (90.19%) and a size of 58.78 nm.

The present application relates to a kind of stranding machine cradle beam structure and processing method, belong to stranding machine structure technical field, including beam body, the beam body includes a rectangular hollow steel tube, the steel tube includes support section in the center and the connecting section of both ends along the axial direction, two the connecting section gradually thins from the side close to center to the side close to both ends, the axial length of the connecting section is less than solder layer, the inner surface of the connecting section is flush with center section, the outer surface of the connecting section is formed with slope face, any described slope face is provided with solder layer, the outer surface of the solder layer is flush with the outer surface of steel tube center section;The connecting section of the beam body both sides is connected with the both sides disc of stranding machine cradle, two described connecting section is connected with corresponding disc by the mode that solder layer and corresponding disc are welded, the beam body is connected with disc, and the axial center line of itself is parallel with the axial center line of stranding machine cradle.