173results about How to "Improve paving effect" patented technology

The invention relates to a stereoscopic magical-color ceramic product and a preparation method thereof, and the preparation method comprises the following steps: distributing a designed pattern by prepared green brick powder through a powder multi-pipe material-distributing device, then pressing a green brick by a pressing machine; performing polishing treatment of the dried green brick by a polishing machine; spraying a layer of transparent ground glaze on the polished green brick surface; printing on the ground glaze according to the designed pattern to form a fancy glaze layer; coating a layer of completely polished transparent glaze on the fancy glaze layer to obtain a green body product; drying the green body product, performing high temperature sintering in a kiln, and polishing to obtain the stereoscopic magical-color ceramic product. The method of the invention adopts multi-step decoration means, and combines the characteristics of rough pattern and real texture of powder with the characteristics of abundant and fine pattern of glaze; therefore, the product has a clear and abundant pattern, a fine texture as natural stone, a definite gradient, and strong stereo perception.

The invention discloses a preparing method of composite modified pitch, which comprises the following steps: adding base material mineral oil pitch into stirred autoclave; building up closed-circuit system with colloidal mill and stirrer; adding SBS modifier and furfural extract oil into stirred autoclave; getting miscible liquids I; adding into end product growth pot; adding into stabilizator; getting miscible liquids II; sending into heated mixed tank with jacket; adding into natural pitch; stirring; getting the product. This product combines the advantages of SBS modified pitch and natural pitch, which possesses good stability and durability.

The invention relates to laying equipment, in particular to petroleum asphalt coiled material laying equipment, and aims at achieving the technical purpose of providing the petroleum asphalt coiled material laying equipment which facilitates material putting, conducts laying smoothly, and is good in planishing effect. The petroleum asphalt coiled material laying equipment comprises a base plate and the like; wheels are arranged at the bottom of the base plate, lateral plates are arranged at both the left side and the right side of the top of the base plate, a top plate is arranged at the tops of the lateral plates, a first handle is arranged at the right side of the top plate, a material putting device is arranged at the left side of the top plate, and a transverse planishing device is arranged in the middle of the base plate. In the petroleum asphalt coiled material laying equipment, petroleum asphalt coiled materials are put to the ground through the material putting device, then the petroleum asphalt coiled material laying equipment is pushed leftwards, then the petroleum asphalt coiled materials are planished through the transverse planishing device and a longitudinal planishing device; meanwhile, a better laying effect is achieved by softening petroleum asphalt through a baking lamp.

The invention discloses modified asphalt which comprises the following components in parts by weight: 75-95 parts of matrix asphalt, 1-10 parts of star-shaped SBS, 1-5 parts of waste rubber powder, 1-5 parts of waste plastic, 1-4 parts of a cross-linking agent, 0.8-1.5 parts of a compatilizer, 0.5-1.2 parts of kieselguhr, 0.5-0.8 part of nylon fiber, 0.3-0.7 part of carbon black, 0.3-0.5 part of talcum powder, 0.1-0.3 part of a stabilizer, 0.2-0.1 part of zinc oxide and 0.01-0.04 part of an ester solvent. The invention further provides a preparation method of the modified asphalt. The modified asphalt which is prepared by using the preparation method that different components are matched is good in high-temperature stability, low-temperature anti-cracking property and anti-fatigue property, relatively high in softening point and relatively good in adhesion property.

A full-automatic paving system and an automatic identifying and reversing device thereof are disclosed. The full-automatic paving system comprises a feeding device connected with an external power source, a vibrating dispersing device and a conveying device. The conveying device is in transmission connection with the automatic identifying and reversing device, an operating and line distributing device, and a paving device used for discharging materials to the templates. The automatic identifying and reversing device is composed of a friction plate arranged inside a shell, a sliding guide board connected with the friction plate, an angle plate used to change the direction of the product. A second sliding guide board is arranged below the angle plate. The invention overcomes the defects in paving mosaics (or small-area building materials)by hands in the prior art and finishes the paving operation totally automated, thus reducing the work intensity of the workers and improving work efficiency by more than 90%. The whole system is reasonable in design and is strongly practical. The invention reduces the error in paving mosaics (or small-area building decorating materials) and is good in paving effect and reliable in quality. The invention realizes totally mechanized paving and greatly reduces cost; therefore the invention has broad market economic benefits.

The invention provides a micro-surfacing mixing material doped with rock asphalt. The material is prepared from raw materials in percentage by weight as follows: 70-78% of aggregate, 3-7% of mineral powder, 1-3% of cement, 1-5% of rock asphalt, 8-12% of water, and 8-12% of modified asphalt. The invention further provides a method for preparing the micro-surfacing mixing material. The method comprises the following steps of: 1, mixing aggregate, mineral powder, cement and rock asphalt; 2, adding water and continuously mixing; and 3, adding modified asphalt and continuously mixing to obtain micro-surfacing mixing material doped with rock asphalt. The method provided by the invention is simple in process, strong in repeatability, and wide in application value. The cohesive force of the micro-surfacing mixing material prepared by the invention is greatly improved by doping rock asphalt, so that the opening traffic is improved, the anti-abrasion capacity is remarkably improved, the durability is increased, and the water-resistant damage capacity is remarkably improved.

The present invention discloses a hermetically sealing waterproof construction method for a basement, and relates to the field of building waterproof construction. The method comprises the steps of: successively performing construction of waterproof materials to a base plate, side walls and a top plate for slope excavation underground construction after concrete cushion, the side walls and the top plate are completed, then making waterproof protective layers to prevent waterproof layers from being destroyed when assembling reinforcement subsequently, and finally performing waterproof construction of the top plate. A four-side surrounded waterproof coiled material layer is formed in the basement, every node and seaming positions are ensured to be sealed and firmly bonded by adoption of the hermetically sealing technology, the hermetically sealing waterproof effect is achieved, and leakage is completely prevented.

The invention provides bismaleimide resin for a non-autoclave molding prepreg and a preparation method thereof. The bismaleimide resin for the non-autoclave molding prepreg uses thermoplastic resin toughening agents with high heat resistance; the toughness of the resin is improved; meanwhile, the heat resistance is ensured; amine curing agents in the system react with bismaleimide resin to generate active amino groups; molecular design is performed through selecting allyl process modifiers and proper epoxy resin; the curing temperature can be lowered, meanwhile, the heat resistance is ensured.No solvent is used in the system; the low-molecular-weight ingredients are few; in addition, no micromolecular products are generated in the reaction; pores generated in the curing process are effectively reduced; toughening agents and bismaleimide monomers are added into a base body in a partial dissolution and partial dispersion mode; thixotropic agents are added for regulating the resin rheological behaviors; the problems of poor room temperature viscosity of the resin, no film forming performance, too fast viscosity reduction in the curing process, high porosity due to prepreg air passageblockage can be solved; the application process performance such as laying performance and storage stability of the prepreg can be improved.

The invention discloses a traditional Chinese medicinal material pressing and cutting device, which relates to the technical field of medicament production and processing. The traditional Chinese medicinal material pressing and cutting device comprises a machine frame, a compression block, a material storage cylinder, a flattening component, a cutting component and a driving component. The traditional Chinese medicinal material pressing and cutting device is simple in structure and convenient to operate; a medicament placed in the material storage cylinder from a material inlet can be flattened by arranging a cross-shaped scraping plate; periodic feeding can be realized by arranging a feeding ring, so that a flattening effect of the medicament can be improved; the medicament entering the material storage cylinder can be crushed by arranging a cutting ring; the medicament can be extruded, formed and cut in the same step by arranging the compression block and a lifting plate; and by arranging a pressing block with a wedge-shaped end, on one hand, the medicament can be prevented from blocking a through groove, and on the other hand, the medicament attached to the surface of a cutter can be cleaned.

The invention relates to a preparing method and application of a composition provided with micron order holes and used for fused deposition modeling 3D printing. Macromolecular material particles aremade into wire rods through a screw extruder, supercritical CO2 fluid above the critical pressure and the critical temperature is adopted, the characteristics that the fluid is high in density, low inviscosity and large in diffusion coefficient are used, the fluid can be immersed into the macromolecular substrate, finally, pressure is relived suddenly, the micron order holes are formed in the macromolecular substrate, the holes range from 0.5 um to 100 um, the composition is adopted to prepare a product with multi-scale holes, holes with two kinds of different scales are achieved, the first kind of holes are formed in the fused deposition modeling printing process, the holes range from 0.1 mm to 1 mm, the other kind of holes are formed through the above composition, and the holes range from 0.1 um to 50 um.

The invention provides a graphene heat conducting agent of a computer CPU (Central Processing Unit) chip heat radiator. The graphene heat conducting agent is prepared from the following components in parts by weight: 25-40 parts of heat conducting silica gel, 2-8 parts of graphene, 1-5 parts of a silane coupling agent, 1-5 parts of polyethylene wax, 2-4 parts of polyacrylamide, 1-3 parts of sodium silicate, 5-8 parts of aluminum nitride, 6-10 parts of zinc oxide and 3-5 parts of silver powder. By adopting a reasonable component ratio and compounding the heat conducting silica gel and the graphene, the thermal conductivity coefficient is high and the heat conduction and heat dissipation effects are good; the use amount of fillers is reasonably utilized and the heat resistance is relatively low; the graphene heat conducting agent has good coating and spreading performances; and meanwhile, the insulating performance of the material is guaranteed.

The invention provides a waterproof roll laying device used for a vertical upright angle, and belongs to the technical field of waterproof roll. The device comprises a laying cart, a vertical uprightangle laying mechanism, a supporting laying block of the vertical upright angle laying mechanism is installed on a vertical upright angle laying supporting seat, an upward bending laying block is installed on the upper side of the supporting laying block, a downward bending laying block is installed on the lower side of the supporting laying block, an upper jacking rod can be slidably arranged ona horizontal sliding groove, an upper jacking plate is installed at one end of the upper jacking rod, one end of the upper supporting pressing spring fits the vertical upright angle laying supportingseat, the other end of the upper supporting pressing spring fits the upper jacking plate, a lower jacking rod can be slidably arranged on a vertical sliding groove, a lower jacking plate is installedat one end of the lower jacking rod, one end of a lower supporting pressing spring fits the the vertical upright angle laying supporting seat, the other end of the lower supporting pressing spring fits the lower jacking plate, and a triangular rubber supporting strip is installed at the connecting point of mutually perpendicular wall surfaces. By means of the device, waterproof roll can be laid ona vertical upright angle, the laying quality is good, and the waterproofing effect is excellent.

The invention discloses a leveling system, a paver and a leveling method. The leveling system comprises a first sensor for detecting height deviation on two sides of a screed plate and a speed difference controller. According to the leveling system and the leveling method disclosed by the invention, a height deviation signal of the first sensor is received by virtue of the speed difference controller, and the motion of left and right leveling displacement regulators is controlled by virtue of a mode of limiting the speed difference between the left and right large-arm hinge joints. According to the leveling system and the leveling method, the problem that the screed plate is twisted because the actions of leveling displacement regulators (generally leveling cylinders) on two sides of a main engine are not coordinated is fundamentally solved by limiting the speed difference between the left and right large-arm hinge joints, so that the pavement paving quality is improved, and various construction conditions are met.

The invention discloses a sticking mechanism of a wallpaper laying robot and a wallpaper laying robot.The sticking mechanism includes a fixed frame, a translation mechanism, a rotation mechanism and alaying roller, wherein the translation mechanism is arranged on the fixed frame, and the translation mechanism can move back and forth in the first direction, close to and far away from the base surface to be laid,on the fixed frame; the rotation mechanism is rotatably arranged on the translation mechanism; thelaying roller is used for rolling wallpaper rolls to the base surface to be laid,the laying roller is rotatably arranged on the rotation mechanism around the second direction of the axis of the laying roller, and the laying roller can be rotated around the third direction under the driving of the rotation mechanism; and the first direction, the second direction and the third direction are perpendicular one another. According to the sticking mechanism of the wallpaper laying robot and the wallpaper laying robot, the position state of the laying roller can be adaptively adjusted, it is ensured that the laying roller is always parallel to the base surface to be laid in the processof laying wallpaper, wrinkles and bubbles are avoided in the process of wallpaper laying, and the effect of wallpaper laying is improved.

The invention relates to a paving method of an indoor decoration decorative thermal insulation board. According to the paving method, thermal insulation board paving equipment is used, and the thermalinsulation board paving equipment comprises a base, a paving device and a conveying device, wherein the four corners of the lower surface of the base are each provided with a universal wheel with braking, the right end of the base is provided with an operation table, the base is provided with a bearing plate, and the base and the bearing plate are connected through a rhombic telescopic rod; and ahydraulic cylinder is connected between the upper surface of the base and the lower side of the rhombic telescopic rod, the paving device and the conveying device are arranged on the upper surface ofthe bearing plate, and the paving device is located behind the conveying device. According to the paving method, the problems that in the construction process of an existing thermal insulation boardthermal insulation system, no unified, standard and specific construction method can be followed, manual construction and typesetting are carried out by workers, and therefore the construction operation is arbitrary and non-standard, the construction work efficiency is low, and the construction quality is poor during actual construction can be solved.

The invention discloses a rear-arranged hammering pressure device for a road and bridge construction asphalt paver. The rear-arranged hammering pressure device comprises an installing plate. Two fixing rings arranged symmetrically are arranged at the right end of the installing plate. A balance weight device is arranged on the upper surface of the installing plate. A box body of the balance weightdevice is fixedly connected with the upper surface of the installing plate. Two sets of fixing plates arranged symmetrically are arranged on the side face of the installing plate. Two fixing plates are in each set. A rolling pressure device is arranged between the two fixing plates in each set. A first drive device is arranged at the front end of the upper surface of the installing plate. An auxiliary belt wheel of the first drive device is fixedly connected with the front ends of rotating shafts of the rolling pressure devices. A pressing device is arranged on the middle portion of the lowersurface of the installing plate. According to the rear-arranged hammering pressure device for the road and bridge construction asphalt paver, the hammering pressure device can be connected with the paver through the fixing rings, can carry out rolling pressure and hammering pressure on paved asphalt in time, can effectively improve the asphalt paving effect, and is easy to operate and convenientto use.

The invention relates to an automatic wall surface roughening device. The automatic wall surface roughening device comprises a horizontal guide rail frame, a sliding trolley slidably connected to thehorizontal guide rail frame in the length direction of the horizontal guide rail frame, a first driving mechanism for driving the sliding trolley to slide, a pair of guide rail columns arranged on thesliding trolley and parallel to the wall surface, supporting beams slidably connected to the guide rail columns in the length direction of the guide rail columns, a second driving mechanism for driving the supporting beams to slide and roughening mechanisms arranged on the supporting beams to roughen the wall surface in the form of high-pressure water jet. The automatic wall surface roughening device has the effect of ensuring the quality of roughening of the wall surface.

The invention discloses a road asphalt paving head and a paving device with the head. The paving head comprises a double-shaft motor, a first transmission shaft is fixedly arranged on the double-shaftmotor, three sets of adjusting gears are movably engaged in a transmission chain, the outer side of a thread rod is provided with an outer nut in a threaded manner, a push rod is fixedly arranged onthe outer nut, the push rod is in abut joint with a first base plate, a second base plate and a third base plate, an extension rod is fixedly arranged on the first base plate, a compressing roller ismovably arranged on the rotating shaft, an ironing plate is fixedly arranged on the second base plate, and rake teeth are fixedly arranged on the third base plate. The road asphalt paving head is provided with the three paving structures of the rake teeth with the height capable of being independently adjusted, the ironing plate and the compressing roller, a stirring structure capable of preventing hardening is arranged in a hopper, the paving effect is effectively improved, the invention further discloses a paving device based on the road asphalt paving head, use is convenient, and the deviceis quite worth popularization.

The present invention relates to the field of packaging machinery, and especially relates to the automatic packaging technical field. An automatic boxing flattening machine comprises a frame, a conveying assembly, a box clamping assembly and a pressing assembly, and is characterized in that the automatic boxing flattening machine also comprises a horizontal moving mechanism and a flattening device. The pressing assembly comprises a box pressing cylinder and a box pressing cylinder fixing plate. When a packaging box reaches a fixed position, box clamping cylinders clamp the packaging box, the box pressing cylinder presses down, and the horizontal moving mechanism drives the flattening device to move horizontally back and forth after the box pressing cylinder is in place. The automatic boxing flattening machine is mainly used for leveling a packaged product after being boxed, the product is flattened and pressed respectively by two groups of cylinders, the product distribution is flat due to flattening action in the horizontal direction, pressing action in the vertical direction can be more direct and efficient, and therefore flattening efficiency can be improved.

The invention relates to a movable belt conveyor. The movable belt conveyor comprises a belt conveyor body with the feeding end and the discharging end, a rack base is arranged below the belt conveyor boy and is connected with the belt conveyor body through a walking mechanism assembly, and the belt conveyor body can move on the rack base under the action of the walking mechanism assembly. The movable belt conveyor has the advantages of being simple in structure, convenient to use, good in laying effect, high in uniformity and capable of improving working efficiency and greatly saving manpower resources.

The invention relates to the field of straw board production equipment, in particular to a material flattening device for straw board production. The material flattening device for straw board production comprises a conveyor, supporting arms, a portal frame, an electric roller, a movable support, a distributor and a baffle; the conveyor runs from left to right, the portal frame stretches across and is fixed above the conveyor, the movable support is installed on the portal frame, the distributor is fixed on the movable support through the two supporting arms, the distributor is located above the conveyor and located on the left side of the portal frame, the portal frame stretches across and is fixed above the conveyor, and the movable support is installed on the portal frame in the mode that screws are engaged with screw holes of the portal frame. According to the material flattening device for straw board production, the problems that the existing straw is accumulated into clusters after being dried and are not convenient to spread are solved.