40results about How to "Guaranteed perfect fit" patented technology

The invention relates to a high-polymer modified asphalt waterproof roll for roads and bridges. The high-polymer modified asphalt waterproof roll is manufactured in the way that a bank base layer (1) is used; modified asphalt coating and covering layers (2) and (3) are respectively bonded on the upper and lower surfaces of the bank base layer (1); an isolation layer (4) covers the upper surface of the modified asphalt coating and covering layer (2); an isolation layer (5) covers the lower surface of the modified asphalt coating and covering layer (3); each modified asphalt coating and covering layer is prepared from the following raw materials in percentage by mass: 38 to 44 percent of 90# asphalt, 11 to 17 percent of 200# asphalt, 5 to 8 percent of polypropylene, 1 to 3 percent of SBS, 4 to 6 percent of APAO, 2 to 3 percent of high-temperature modifiers, 15 to 17 percent of modification powder and 10 to 15 percent of filling materials. The product of the high-polymer modified asphalt waterproof roll has the advantages that the high-temperature resistant and low-temperature cracking resistant capability is high; the anti-aging capability is high; the joint deformation capability is high; the high-standard waterproof function is provided; meanwhile, the construction performance of the waterproof roll for roads and bridges is improved; the high-polymer modified asphalt waterproof roll is mainly used for pavement of cast asphalt concrete mixtures.

The invention discloses a metal-based material for the preparation of a crystallizer or a tuyere and belongs to the technical field of surface engineering. According to the metal-based material, a transition layer is innovatively arranged between a Cu or Cu alloy matrix and a high-abrasion-resistance working layer by the adoption of a metallurgical bonding method, and made of at least one of pureCo metal, pure Ni metal, pure Cr metal, pure Cu metal, pure Mo metal, pure Ag metal and a NiCr or MCrAlY alloy; through the transition layer, the functions of improving the laser absorption rate, lowering the matrix heat conductivity, and lowering the dilution rate can be achieved; due to the existence of the transition layer, the thickness of the working layer can be adjusted within a range of 0.01-3 mm and the formation of surface cracks can be avoided; furthermore, the ratio of the thickness of the transition layer to that of the high-abrasion-resistance working layer is 1:(1-3), so that the perfect bonding of the transition layer and the high-abrasion-resistance working layer can be guaranteed within the ratio range; the formation of a high-abrasion-resistance coating or coating product which is free of surface cracks and subjected to metallurgical bonding on the Cu or Cu alloy matrix can be improved; the reliability of the crystallizer or the tuyere can be improved; and the service life of the crystallizer or the tuyere can be prolonged.

The invention discloses a manufacturing method for a surface type-P conductive diamond heat sink material, and belongs to the technical field of diamond free-standing film application. A polished thick free-standing diamond film is adopted as a substrate, and a thin boron-doped diamond film with the type-P conductivity is deposited after microwave hydrogen plasma surface treatment is performed. Due to the fact that homoepitaxy growth is adopted, an epitaxial conductive layer and the substrate have the perfect attachment performance, and the interface resistance can be lowered to the minimum extent; and the microwave CVD technology is adopted for manufacturing the boron-doped diamond film, the thickness is controllable, the surface roughness is low, and the film conductivity is high. Hydrogen plasma is adopted in the middle for processing the surface of the substrate, atomic-size cleaning can be performed on the substrate, and epitaxial growth of the boron-doped diamond film is further facilitated through a formed hydrogen dangling bond. The surface type-P conductive diamond heat sink material can be used for the field of packaging of some high-power electronic devices needing heat sink material surface conduction.

The invention relates to a bagging device used for bagging fruits with mesh bags. The bagging device comprises a clamping separating assembly, a bag supporting assembly, a lifting mechanism and a rack, the lifting mechanism and the clamping separating assembly are installed on the rack, the bag supporting assembly is arranged above the clamping separating assembly and is installed on the lifting mechanism, and the lifting mechanism can drive the bag supporting assembly to move up and down; and the bag supporting assembly comprises a bag supporting mechanism and a bag supporting driving mechanism, the bag supporting mechanism comprises bag supporting claws capable of opening and closing in parallel, the clamping separating assembly comprises a clamping separating mechanism, the clamping separating mechanism comprises clamping separating claws, the bag supporting claws and the clamping separating claws are evenly distributed along a circle, and the clamping separating claws and the bag supporting claws are staggered in the circumferential direction. The overall structure is simple, and the bagging efficiency is high; and stress is even during supporting or clamping separation of a net bag, and the net bag can be prevented from being damaged by supporting or clamping.

The invention discloses a solar-powered airplane wing and a manufacturing method thereof. The solar-powered airplane wing comprises a wing framework and a flexible solar cell module, wherein the middle part of the upper surface of the wing framework is provided with a groove; the flexible solar cell module comprises a packaging skin and an assembly framework arranged on the lower surface of the packaging skin; the assembly framework is arranged in the groove; the packaging skin extends outwards along the two sides of the wing framework in the spanwise direction to form a coating side; and the coating side is coated on the wing framework. The manufacturing method comprises the following steps: S1: preparing the wing framework; S2: preparing the flexible solar cell module; and S3: assembling. The solar-powered airplane wing has the advantages of favorable conformal effects between the solar cell module and wing framework, high surface smoothness, excellent aerodynamic performance, light weight and the like. The preparation method has the advantages of convenient assembly, weight reduction and favorable reliability.

The invention discloses a red plum graft propagation method by using green plums as rootstocks. The red plum graft propagation method includes: selecting the green plums which are low in price, abundant in output and usually taken as waste by farmers as the rootstocks, subjecting the green plum rootstocks to pretreatment, scion treatment and grafting, and managing nutrient and water in later stages. By the aid of the red plum graft propagation method, perfect combination between the rootstocks and scions during graft propagation operation is guaranteed, survival rate of trees is increased while life time of the trees is prolonged by the aid of the pretreatment of the rootstocks and the scions, fertilizer efficiency of red plums is guaranteed to be sufficient rather than excessive by the aid of nutrient and water management in different periods in the later stages, growth cycle of red plum trees is shortened, growing quality and blooming quality of the trees are guaranteed, and disease resistance of plants is strengthened.

The invention discloses an overturning sliding cavity door structure, a plasma vacuum cavity and plasma treatment equipment. The cavity door structure comprises a slide rail, a mounting rack slidablymounted on the slide rail and a cavity door rotatably connected in the mounting rack. Material rest trays are arranged on two sides of the cavity door, a vertical rotating shaft is mounted in the middle of the cavity door in a penetrating manner, the vertical rotating shaft is mounted in the mounting rack, and the vertical rotating shaft is driven by a driving mechanism A located on the top of themounting rack, the cavity door under the action of the driving mechanism A rotates in the mounting rack around the vertical rotating shaft, and the mounting rack is driven by an external driving mechanism B to slide; and the plasma vacuum cavity and the plasma treatment equipment adopt the overturning sliding cavity door structure. By arranging the rotary vacuum cavity door, the positions of thematerial rest trays can be exchanged, so that a purpose of changing in-out materials quickly is further achieved.

The invention relates to a platform and method for monitoring a ground test launch control system. The method comprises reasonably planning a ground single machine and cable network layout; acquiringthe display images of a status display and a central computer display, and the status image of a test launch control device panel; identifying a currently executed process step; calling a corresponding template from a template; performing matching; and determining that a current test status is normal if matching is successful, or giving an alarm if not. The platform rearranges cable positions by acable arrangement box, is provided with a wire duct, and is provided with an independent wiring space to help the concentration of respective single machines of a test launch control system and a monitoring and operation panel. The platform and method perform comprehensive judgment by identifying a first word and a color block length, ensure the accuracy of process identification, obtain the corresponding template through the process, and ensure the accurate monitoring of the device state by the matching of the template.

The invention relates to the field of medical instruments, and discloses a tibia platform support and a single-condyle knee joint applying the tibia platform support. The single-condyle knee joint applying the tibia platform support comprises a first platform part, as well as a connecting part which is fixed on a bottom surface of the first platform part; the connecting part comprises at least onefixed column and at least one panel which are arranged, with interval between, on the bottom surface of the first platform part; and the panel has a tapered width from the bottom surface of the firstplatform part to a direction that is away from the bottom surface. The single-condyle knee joint applying the tibia platform support disclosed by the invention is capable of realizing better fixationwith human bone tissue, so that the single-condyle knee joint has improved stability after a single-condyle knee replacement surgery; and thus, normal kinematics of the knee joint can be ensured.

The invention belongs to the technical field of metal surface treatment, and particularly relates to a process for improving the plating thickness of a zinc-nickel-plated low area. The process comprises the following steps: pre-treatment, specifically, an alloy workpiece is subjected to de-oiling, hot washing, derusting and cold washing treatment in sequence, and then is subjected to physical activation and chemical activation in sequence; film formation, specifically, magnesium metal is evaporated on the activated alloy workpiece, sealing treatment is carried out, and then the workpiece is immersed in electrolyte for electroplating treatment to obtain a film-coated workpiece; and post-treatment, specifically, the film-coated workpiece is rinsed with clean water, leached with cold water, and dried to obtain the finished alloy workpiece. By using the magnesium metal as a pre-plating, the weight of the plating is greatly reduced, and through simple boiling water sealing and sodium silicate heat sealing treatment, the inertness of the magnesium plating and the corrosion resistance of the plating are improved.

The invention discloses an anorectal patch composite forming machine comprising a frame. The frame comprises a cotton processing zone, a base laying zone and a fitting shearing zone. The cotton processing zone is provided with a cotton shearing machine and a transmission motor. The base laying zone comprises a base discharging roller and a scrap recycling roller, wherein the fitting shearing zoneis provided with a first shearing machine, a first discharging roller, a second discharging roller and a second shearing machine. Raw materials on each layer are laid by layers, and finally the rapidformation of the haemorrhoid patch can be achieved in the one-step press fit mode by the shearing machine. At the same time, the consistency between the layers is ensured to avoid the misalignment. Ashaping frame ensures the consistency of the central ridge of the patch and improves the forming effect, so that the therapeutic effect of the patch is improved.

The invention discloses a plastic pipeline inner wall reprocessing device which comprises a base. A motor is arranged at the top end of the base. A drive gear is arranged at the output end of the motor. A processing rod is arranged inside the base and penetrates through the left end and the right end of the base. A high-pressure air pipe is arranged inside the processing rod and penetrates throughthe processing rod. A rack is arranged on the upper surface of the middle section of the processing rod and engaged with the drive gear. Limiting grooves are formed in the front and rear side faces of the processing rod; limiting blocks are arranged at the positions, opposite to the limiting grooves, of the interior of the base; the limiting blocks and the limiting grooves are matched; and processing heads are arranged at the left end and the right end of the processing rod. When the plastic pipeline inner wall reprocessing device is used, a plastic pipeline needing to be processed is horizontally put on a plastic pipeline support, the left end and the right end of the plastic pipeline are clamped by plastic pipeline clamps, and therefore the plastic pipeline can be fixed relative to theplastic pipeline support, then the motor drives the drive gear to slightly rotate, the drive gear and the rack are engaged to transmit power to the rack, and the plastic pipeline inner wall reprocessing device is simple in structure and high in efficiency.

The invention discloses a device and a method for preparing a bonding test sample piece, which can accurately control coaxiality, the adhesive layer width and thickness of a bonding test piece and manufacture a standard bonding test sample piece. The device comprises a base, wherein a first transverse limiting block, a second transverse limiting block, a first longitudinal limiting block and a second longitudinal limiting block are arranged on the base, the first transverse limiting block and the second transverse limiting block are used for limiting transverse positions of the upper test piece and the lower test piece, the second longitudinal limiting block is used for pressing the lower test piece and longitudinally positioning the upper test piece, the first longitudinal limiting blockis used for pressing the upper test piece and the bonding position of the upper test piece and the lower test piece, at least one positioning cushion block is cushioned below the longitudinal limitingblock I, the total thickness of the positioning cushion block is equal to the sum of the thicknesses of adhesive layers at the bonding positions of the longitudinal limiting block II and the bondingtest sample, and one end, corresponding to the lower test piece, of the positioning cushion block is a positioning surface and is used for being matched with the end surface of the lower test piece tolongitudinally position the lower test piece.

The invention discloses an automatic building device for circulating fluidized bed boiler hearth refractory bricks and belongs to the field of refractory material construction equipment. The automaticbuilding device is characterized by comprising a main rack, a brick conveying device, a brick pushing device and a beating device; the brick conveying device is arranged between the beating device and the brick pushing device; the brick pushing device can push building materials on the brick conveying device to the needed position; and then the beating device can be used for beating the buildingmaterials compactly. By means of the automatic building device for the circulating fluidized bed boiler hearth refractory bricks, the building construction efficiency of refractory bricks in the circulating fluidized bed boiler building process can be greatly improved, and the automatic building device is high in automation degree and capable of obviously saving manpower.

The invention relates to a processing technology of an explosion-proof glass cover used for a charging cabinet, and belongs to the technical field of coal mine equipment. The processing technology ofthe explosion-proof glass cover used for the charging cabinet comprises the following steps: firstly, manufacturing a composite material frame; secondly, manufacturing double-layer explosion-proof glass; thirdly, putting the double-layer explosion-proof glass in the composite material frame; fourthly, sealing glue at the joint of the composite material frame and the double-layer explosion-proof glass to manufacture the explosion-proof glass cover used for the charging cabinet; and fifthly, checking the explosion-proof glass cover used for the charging cabinet, taking products with cracks and glue failures as inferior-quality products, and taking others as qualified products to be put in storage. According to the processing technology of the explosion-proof glass cover used for the chargingcabinet provided by the invention, the explosion-proof glass cover used for the charging cabinet prepared from the composite material frame and the double-layer explosion-proof glass is good in explosion-proof and fireproof performances, internal conditions of the charging cabinet are observed conveniently, and when overheating fire occurs, a user can discover and treat fire at first time, so that the safety is improved.

The invention relates to health tea production processing equipment with a mixing function. The equipment comprises a lycium chinense treatment mechanism, a tea leaf treatment mechanism, a mixing mechanism and a control mechanism. The lycium chinense treatment mechanism comprises a first input end, a camera shooting assembly is arranged in the first input end, a first conveying belt is arranged behind the first input end and comprises a main conveying belt body, a sub conveying belt body and a stirring assembly, and a U-shaped press plate and a first lifting assembly are arranged on the upperportion of the first conveying belt; the tea leaf treatment mechanism comprises a second input end and an L-shaped conveying cavity, a draught fan is arranged at the bottom of the L-shaped conveying cavity, a first spraying assembly is arranged at the top of the L-shaped conveying cavity, and a first idler wheel assembly is arranged on the upper portion of the second conveying belt; the mixing mechanism comprises an operation table and a third conveying belt, a wheel disc assembly is arranged in the center of the operation table, a hole formation pin is arranged on the side face of the wheel disc assembly, a second spraying assembly is arranged at the rear side of the wheel disc assembly, and a second idler wheel assembly is arranged behind the second spraying assembly. According to the health tea production processing equipment, lycium chinense and black tea can be automatically mixed into health tea which can be directly brewed.