21results about How to "Achieve mechanical properties" patented technology

The utility model discloses an efficient multi-section type vibration spraying quartz cleaning machine, which belongs to the technical field of quartz raw material cleaning equipment, and comprises a pretreatment tank, a main cleaning tank and a slag discharging and water collecting component, the pretreatment tank and the main cleaning tank are respectively connected with a first vibration source and a second vibration source, and the bottom surface of the inner wall of the pretreatment tank comprises a climbing cleaning section and a slag leaking section; a first overflow port and a drainage port are respectively formed in the top and the bottom of one end, far away from the main cleaning tank, of the pretreatment tank, and are connected with the deslagging and water collecting assembly; a leakage plate is fixedly connected into the main cleaning tank and divides the main cleaning tank into a cleaning cavity and a water return cavity which are arranged up and down, a spraying pipe network is arranged at the top of the cleaning cavity, and the water return cavity and the slag leakage section are both connected with the slag discharging and water collecting assembly. According to the efficient multi-section type vibration spraying quartz cleaning machine adopting the structure, manual intervention can be reduced, the automation degree is high, the cleaning effect is good, and the efficiency is high.

The utility model discloses a cabinet board fixed distance cutting mechanism, and a plurality of pulleys are equidistantly arranged on the workbench, a scale is arranged on the right top of the workbench, a clamping structure is arranged at the bottom center of the workbench, and a driving fixing structure is arranged on the back side of the workbench. The utility model relates to the technical field of board processing mechanical equipment, and the scale arranged on the right side of the workbench can quickly and accurately measure the board, the first lead screw, the light shaft and the sliding block are combined in the driving fixing structure, the lifting frame can stably walk up and down along the straight line, the driving fixing structure integrates the driving motor, the lead screw and the cutting motor, realizes the mechanization and automation of the cutting process, and the operator only needs to push the walking base to move left and right to complete the cutting. The clamping structure at the bottom of the workbench drives the second lead screw by rotating the handle, moves the clamping plate, and tightly presses the board on the workbench from the left and right sides.

The application discloses an iron-based raw material reinforced pig manure and rice straw mixed anaerobic fermentation device, and particularly relates to the technical field of anaerobic treatment, and comprises a fermentation tank, a groove cylinder, a moving block and a cover pressing piece. The upper surface of the fermentation tank is fixedly connected with the groove cylinder. The device further comprises: the moving block is arranged on one side of the groove cylinder; the cover pressing piece is installed on one end of the moving block, and is used for covering and pressing the top end surface of the groove cylinder when the anaerobic bacteria agent is put into the groove cylinder. The application has formed a complete closed loop process from the top cover, automatic positioning to in-situ verification, realizes the mandatory automatic verification before the anaerobic bacteria agent is added, eliminates the operation space of directly adding unqualified anaerobic bacteria agent by personnel violation, greatly improves the anaerobic treatment effect, and solves the problem of adding out of control caused by human subjective negligence, destroys the microbial activity and metabolic balance, and causes the significant decrease of the anaerobic treatment effect.

The application relates to the technical field of composite materials, and discloses a preparation method of a multilayer composite core body, which comprises the following steps: pretreatment, spraying treatment, core composite material preparation, compounding and curing forming; the surface of a fiber base layer is chemically modified through functional pretreatment, the wettability and reactivity of the fiber surface are improved, the different fiber layers with different functional characteristics can be more closely and stably combined, and therefore the integrity, reliability and durability of the multilayer composite core body structure are enhanced; through spraying treatment, functional particles are uniformly loaded on the surface of the fiber base layer in the form of a stable dispersion liquid; the functional particles have good compatibility and bonding force with the fiber base and the interlayer composite material after being treated and surface-modified in a specific manner, the core body is endowed with specific surface functions, the interface bonding between the fiber and the base is enhanced, and the functionality, uniformity and structural strength of the core body are improved.

This utility model provides a horizontal machining center tool holder. The horizontal machining center tool holder includes a support frame, a rotating assembly fixedly connected to one side of the support frame, a fixed base fixedly connected to one side of the rotating assembly, a clamping assembly on the top of the fixed base, the top of the clamping assembly fixedly connected to the bottom of a mounting column, the inner wall of the mounting column slidably connected to the outer wall of a pressure column, the top of the pressure column fixedly connected to the bottom of a throttle, an arc-shaped groove on the outer wall of the mounting column, one end of a limiting column fixedly connected to the outer wall of the limiting column, the outer wall of the limiting column slidably connected to the inner wall of the arc-shaped groove, a limiting hole on the outer wall of the clamping assembly, the bottom outer wall of the pressure column slidably connected to the outer wall of the limiting hole, the bottom of the mounting column fixedly connected to the top of a second spring, and the inner wall of the second spring fixedly connected to the outer wall of the pressure column. The horizontal machining center tool holder provided by this utility model has the advantages of avoiding the cumbersome operation caused by traditional screw tightening and reducing tool change time.

The application is suitable for the technical field of irrigation control systems, and provides an intelligent irrigation water resource control system for water distribution in irrigation areas, which comprises a control center, a sensor unit, an irrigation unit, a pump suction unit and a silt-cleaning pond, the control center comprises a real-time data module, a data-driven model and a real-time data fusion module, the real-time data module is used for receiving multi-source real-time data, the multi-source real-time data comprises soil moisture content, environmental temperature and humidity of the irrigation area and weather forecast data, the data-driven model comprises crop water requirement and growth conditions, the real-time data fusion module trains a model according to multi-source real-time data and historical data, takes a digital twin as a simulation environment, and simulates and deduces different irrigation schemes in multiple future periods before each irrigation decision, the application predicts the irrigation based on the digital twin and weather forecast, avoids the 'collision' with rainfall, and can save water by 15% to 25% in expectation.

This invention discloses a motor stator coating apparatus, comprising a frame, a coating conveyor line, a return conveyor line, and several tooling fixtures conveyed on the coating and return conveyor lines; transfer components are provided between the output end of the return conveyor line and the input end of the coating conveyor line, and between the output end of the coating conveyor line and the input end of the return conveyor line; an electrostatic coating device is provided on the coating conveyor line, and a loading / unloading device is provided on the return conveyor line; the loading / unloading device includes: a liftable lifting component located below the return conveyor line for lifting the tooling fixtures; a liftable stator clamping component located below the return conveyor line and corresponding to the position of the lifting component for lifting and clamping the motor stator; and disassembly / assembly components located on both sides of the stator clamping component for clamping both ends of the tooling fixtures to remove or insert them. This invention has the advantage of high efficiency.

This application relates to the technical field of trimming advertising samples and discloses an advertising sample trimming device, including a frame. A conveyor belt for conveying advertising samples is provided on the left side of the inner wall of the frame. A bracket is fixedly connected to the upper surface of the frame. An electric telescopic rod is fixedly connected to the middle of the upper surface of the bracket. A connecting plate is fixedly connected to the output end of the electric telescopic rod. Two fixed brackets are fixedly connected to the lower surface of the connecting plate. This application realizes the automatic conveying of advertising samples by driving the conveyor belt to rotate through a drive motor, eliminating the need for manual pushing. At the same time, the cutting blade can be adjusted in position under the action of the drive component. Combined with the control of the limit and cutting actions by the electric telescopic rod, the trimming process is mechanized and automated, greatly reducing manual operation and significantly improving the work efficiency of advertising sample trimming. Compared with the traditional manual trimming method, it can greatly shorten the trimming time and improve production efficiency.

This invention discloses a high-alloy high-performance rotary guide component and its manufacturing method, belonging to the field of stainless steel technology. It solves the problems of poor microstructure uniformity and inability to simultaneously achieve mechanical properties and stress corrosion resistance in existing rotary guide components. The manufacturing method includes: smelting molten steel; preparing ingots; forging the ingots into steel billets using a high-speed forging machine after they are tapped from the furnace; heating and holding the steel billets; forging the steel billets into intermediate billets using a radial forging machine; water cooling the intermediate billets; forging the water-cooled intermediate billets a second time using a radial forging machine, followed by air cooling to obtain finished steel billets; straightening, machining, and shot peening of the finished steel billets to obtain rotary guide components; the composition of the rotary guide components, by mass percentage, includes: 18.00% ≤ Cr < 28.00%, 3.00% ≤ Mo ≤ 6.00%, 14.00% ≤ Ni ≤ 20.00%, 3.00% ≤ Mn ≤ 8.00%, Si ≤ 0.4%, Nb ≤ 0.25%, P ≤ 0.025%, S ≤ 0.02%, C ≤ 0.03%, N ≥ 0.3%, with the balance being Fe and other unavoidable impurities. The rotary guide components of this invention have fine and uniform grains and excellent mechanical and corrosion resistance.

This application discloses a superstretchable ionic gel, its preparation method, and its application, belonging to the field of ionic gel technology. The preparation method of the superstretchable ionic gel includes: dissolving an olefin monomer in water, adding a biopolymer and a metal salt, and stirring until homogeneous to obtain a precursor liquid A; then mixing the ionic liquid with an organic solvent, adding a thermal initiator, and stirring until homogeneous to obtain a precursor liquid B; then mixing the precursor liquid A and the precursor liquid B until homogeneous, pouring the mixture into a reaction mold, and polymerizing at 25-80°C for 3-48 hours to obtain the superstretchable ionic gel. This application solves the technical problem of poor stretching properties in conventional ionic gels.

This invention discloses a rapid demolding device for sand casting of a magnetic pump body, belonging to the field of sand casting technology. The device includes a frame, and further comprises: two sets of fixing plates respectively disposed on both sides of the frame, with a lower sand box mounted on each fixing plate; a support plate connected to the end of each fixing plate via a hinge; a hydraulic cylinder fixed to the top of the frame, with a connecting plate connected to the telescopic end of the cylinder; an upper sand box mounted at the bottom of the connecting plate; and a sand dropping mechanism. This invention automates the demolding and sand cleaning operation by using a single drive motor to control three functional modules: striking, crushing, and screening. This significantly improves efficiency and reduces labor intensity. Simultaneously, by ensuring the molding sand is fully crushed and efficiently screened, the quality of recycled sand is improved, fundamentally reducing casting defects caused by poor recycled sand.

This application relates to the field of rare earth leaching mining technology, and provides a small robot for drilling injection holes in rare earth leaching mining. The robot includes: a base, a power supply box, a control system, a drilling assembly, a lifting and walking assembly, a lifting and positioning assembly, and a telescopic side support assembly. The power supply box, control system, and drilling assembly are mounted on the base. At least four lifting and walking assemblies are located at the four corners of the base. The lifting and positioning assembly is located at the bottom of the base. The telescopic side support assembly is rotatably mounted on the base. The four lifting and walking assemblies are used to achieve stable operation in complex terrain environments. The lifting and positioning assembly and the telescopic side support assembly, in conjunction with the lifting and walking assemblies, provide triple support for the robot, ensuring its overall stability. The drilling assembly is used to automatically drill injection holes. This robot achieves mechanization and automation, saves time and labor costs, and improves safety and drilling efficiency.

This invention discloses a method for preparing carbon fiber thin film materials and their applications. It includes the following steps: A) mixing PAN and PVP of different molecular weights in a mass ratio and dispersing them in DMF to obtain a mixed solution; B) dissolving Cu(NO3)2·3H2O in DMF and sonicating it to obtain a transparent solution; C) adding Cu(NO3)2 solution dropwise to the PAN / PVP mixed solution to obtain Cu... 2+ Step A: Spinning solution of doped PAN / PVP precursor; Step B: Obtaining composite fiber membrane by spinning; Step C: Taking the composite fiber membrane and subjecting it to multi-stage heat treatment to finally obtain Cu@CuN3 supported carbon fiber thin film material. The advantages are: when applied to stabilize the negative electrode of an aqueous zinc-ion battery as a protective layer, and assembled into an aqueous zinc-ion battery, it effectively suppresses dendrite growth in the negative electrode and improves the stable charge-discharge time of the battery, effectively solving the problem of negative electrode dendrite growth and improving the electrochemical stability of the battery, providing a new technical path for the development of high-safety, long-life aqueous zinc-ion batteries.

The application discloses a kind of biological medicine efficient polypeptide flushing gel and preparation process, it is related to polypeptide flushing gel preparation technical field, first, at 20 ℃ with 550rpm stirring speed injection water is stirred, and slowly adding sodium carboxymethyl cellulose, after all is added, put into kudzu root polysaccharide, the stirring speed is promoted to 1200rpm and continues to mix 45 minutes, then reduce the speed to 300rpm, add sodium chloride and stir until dissolved, make up injection water, and adjust pH to 7.0-7.5, prepare water phase carrier, immediately cool to 2-8 ℃ for standby, then, in the independent 5 ℃ low temperature environment, freeze-dried polypeptide powder is slowly added into pre-cooled phosphate buffer according to the proportion of 1mg / mL, stirring and dissolving, prepare polypeptide mother liquor, then, polypeptide mother liquor is stirred with the above-mentioned standby water phase carrier, after mixing evenly, the final solution is filled and sealed, and finally using high-temperature steam sterilization method is handled.

The utility model discloses a kind of corrosion-resistant sealed metal cans in the field of metal can, including metal can body, sealing mechanism and protection mechanism are set to metal can body right side;Sealing mechanism includes with the fixed connection of metal can body right end injection pipe, the multiple sets of sealing rubber pad of injection pipe inner wall from left to right setting, the sealing cover body of insertable, the thread ring of being fixed to the sealing cover body outer wall and being connected with the injection pipe right end outer wall screw thread groove screw, the limiting push ring of sealing cover body left end, the limiting pad ring and sealing cover plate of clamping;Sealing rubber pad is multiple sets of sealing members fixedly installed on injection pipe inner wall, from left to right sequentially distribution along injection pipe inner wall, to realize the step-by-step sealing of cooperation with sealing cover body, the multiple levels sealing and mechanical reinforcement of injection port can be realized by the collaborative work of sealing mechanism and protection mechanism in this corrosion-resistant sealed metal can, both ensure long-term reliable air-tight and liquid-tight performance, also facilitate repeatedly opening maintenance and improve the corrosion resistance and safety reliability of whole tank.

This utility model discloses a surge arrester assembly fixture for installing a cylindrical surge arrester into a T-shaped housing. The fixture includes a mounting plate with a clamping cylinder and a positioning plate for positioning the T-shaped housing. Two sets of fixing components are slidably mounted on the mounting plate to fix the cylindrical surge arrester, ensuring alignment between the arrester and the T-shaped housing. A clamping block is mounted on the piston rod of the clamping cylinder. The advantages of this utility model are: by positioning the T-shaped housing with the positioning plate and clamping the cylindrical surge arrester with the slidably mounted fixing components, the installation interface between the cylindrical surge arrester and the T-shaped housing is effectively aligned before pressing, overcoming the technical difficulty of ensuring coaxiality and positioning accuracy in manual installation, and significantly improving the accuracy and consistency of the assembly position.

The invention relates to the technical field of mesophase pitch-based carbon fiber preparation, and discloses a radial folding structure mesophase pitch-based carbon fiber as well as a preparation method and application thereof. The preparation method comprises the following steps: selecting mesophase pitch as a raw material, and preparing mesophase pitch protofilaments through melt spinning; the mesophase pitch precursor is sequentially subjected to pre-oxidation treatment, carbonization treatment, graphitization treatment, surface treatment and sizing, and the radial folding structure mesophase pitch-based carbon fiber is obtained. In the melt spinning process, the length-diameter ratio L1 / D1 of a spinneret orifice is (2-3): 1, the divergence angle theta at the outlet of the spinneret orifice is 20-45 degrees, and a two-section air blowing cooling mode is adopted at the outlet of the spinneret orifice. The section of the mesophase pitch-based carbon fiber prepared by the method is integrally arranged in a radial shape, and the graphite sheet layers are mutually folded to form an interlocking structure, so that the defect that the traditional radiation structure fiber is easy to split along the radial direction in the heat treatment process is effectively inhibited, and the tensile strength of the fiber is remarkably improved.

This invention provides a track module and track system. The track module includes at least two track segments and at least one set of electrical connectors. Each track segment includes a power rail with a plurality of electrical conductors extending along its longitudinal direction. Each set of electrical connectors includes two connectors that are respectively inserted into the corresponding power rail and electrically connected to the electrical conductors. The two connectors include a first connector rotatably connected to one of the track segments and a second connector installed to an adjacent track segment. The first connector is configured to, when rotated to a state where it is inserted into the corresponding power rail and electrically contacts the electrical conductors, be able to mate with the second connector on the adjacent track segment along its longitudinal direction, thereby mechanically and electrically connecting the two adjacent track segments. Compared to the prior art, this invention achieves mechanical and electrical connection between two adjacent track segments through the mating of the two connectors, which is simple to operate and facilitates the installation or disassembly of the track module.

The utility model relates to a kind of pipe fittings dismounting devices for raw material belt pressure resistance detection, including rack, chute being set on rack, first pipe fitting clamping mechanism being rotatably set on rack and being located chute side, second pipe fitting clamping mechanism being slidably set on the rack and being located above chute, and motor driving the rotation of the first pipe fitting clamping mechanism;On the first pipe fitting clamping mechanism and the second pipe fitting clamping mechanism, one is provided with the lock piece A of clamping short pipe, and the other is provided with the lock piece B of clamping plug or connecting piece.The utility model realizes the pipe mechanical assembly and disassembly when raw material belt pressure resistance test, greatly improves work efficiency.