36results about How to "Good for scraping" patented technology

The oil control ring (2) extends in a circumferential direction (2x) about a center (2l) and has a longitudinal axis (2m) that passes through the center (2l), wherein the oil control ring (2) has an end face (2d) that faces the center (2l), and wherein the oil control ring (2) has a first lateral surface (2s), a second lateral surface (2t), and an outer surface (2u) facing away from the center (2l), wherein the oil control ring (2) has a plurality of channels (2c) extending toward the center (2l) on the first lateral surface (2s), said channels being arranged at mutual distances in the circumferential direction (2x) and extending over the entire width of the first lateral surface (2s) in the radial direction and thereby forming a fluid-conducting connection between the end face (2d) and the outer surface (2u), and wherein crown parts (2i) extending in the circumferential direction (2x) are arranged between pairs of channels (2c), wherein each crown part (2i) protrudes beyond the respective channel (2c) in the direction of extent of the longitudinal axis (2m) and forms a lateral channel surface (2w) for the channel (2c), wherein at least one of the crown parts (5i) is designed as a long crown part (2p) and extends over an angular range (a) between 60 degrees and 350 degrees in the circumferential direction (2x). 212×2121.

The invention discloses a waterproof and anti-crack outer wall putty powder and a preparation method thereof. The outer wall putty powder is prepared from, by weight, 60-80 parts of talcum powder, 10-20 parts of attapulgite clay, 10-18 parts of ground calcium carbonate, 2-8 parts of sodium bentonite, 5-10 parts of calcium oxide, 5-10 parts of anhydrous calcium sulfate, 1-5 parts of polyacrylamide, 0.6-3 parts of carboxymethylcellulose sodium, 2-5 parts of pulverized fuel ash, 0.2-0.5 part of pure iron powder and 0.4-0.8 part of a water repellent. The preparation method comprises the steps of attapulgite clay acidification, vibrating screen grinding, co-heat superfine crushing and the like. The putty powder is firm in structure and smooth and delicate in appearance and has good adhesive force with wall, watertightness, corrosion resistance and cracking resistance are achieved, the preparation method is simple and easy to implement, construction is easy and convenient, and blade coating and leveling performances are excellent.

A doctor blade system intended for a print unit includes a doctor blade support provided with a blade, an edge of the blade is able to come into contact with a peripheral surface of an engraved printing cylinder, a supporting hub, on which the doctor blade support is mounted, a structure fixing the supporting hub to a frame of the print unit. Apparatus provides a reciprocating motion of the blade along the peripheral surface of the engraved cylinder roughly parallel to the axis of revolution of the engraved cylinder. Thrust elements drive movement of the blade along the direction of the peripheral surface of the engraved cylinder. The reciprocating apparatus directly drives the doctor blade support. The thrust element or elements move the supporting hub and the doctor blade support and the blade to maintain a constant contact over the entire length of the edge of the blade with the peripheral surface of the engraved cylinder.

The application relates to a high-efficiency sedimentation tank that is easy to clean. It includes a tank body. The tank body includes a circular pool at the bottom of the pool and two rectangular pools above the circular pool. area, sludge area, sedimentation area and water outlet area, the side wall of the pool body is provided with a water inlet located in the water inlet area, the bottom of the circular pool is equipped with a mud cleaning component located in the sludge area, and the rectangular pool is provided with a The settling component of the tank body is equipped with a fixed platform at the center of the top of the tank body. The driving component for driving the mud cleaning component is arranged on the fixed platform. The side wall of the fixed platform is provided with a water outlet located in the water outlet area. Between the side walls of the rectangular pool A deflector is installed, and the water outlet of the deflector faces the water outlet, and a cleaning device for cleaning the sedimentation component is also arranged on the side of the top surface of the rectangular pool. The application helps to improve the problems of low efficiency of manual cleaning of inclined pipes or inclined plates and poor effect of cleaning sludge at the bottom of the pool.

The invention discloses aeroengine turbine guide vane polishing protection wax and a polishing method. The aeroengine turbine guide vane polishing protection wax is prepared from petroleum wax, abietic resin, hydrocarbon cream, a butylene polymer and the like by mixing processing according to a specific ratio. The aeroengine turbine guide vane polishing protection wax has good plasticity, good adhesiveness, appropriate physical and chemical performances and excellent use performances, is convenient for knife coating, can be removed easily, does not produce corrosion, toxins and pollution, and is environmentally friendly. The polishing method adopting the aeroengine turbine guide vane polishing protection wax comprises the following steps of protecting an air-guiding hole of a turbine guide vane by the aeroengine turbine guide vane polishing protection wax, carrying out polishing processing, and then removing the aeroengine turbine guide vane polishing protection wax. The polishing method can effectively prevent that metal chips block the air-guiding hole in turbine guide vane polishing.

The invention discloses a PLC intelligent full-automatic control steel drum screen printing machine, and particularly relates to the technical field of steel drum screen printing machines. The PLC intelligent full-automatic control steel drum screen printing machine comprises a bottom frame. Through the arrangement of an ink assembly, a driving gear and a sector gear can be in engaged transmission, so that different inner and outer contact positions of a scraper and a reference roller are controlled, the scraper conveniently scrapes ink to the outer surface of a packaging product from outside to inside, an ink coating is formed on the outer surface of the packaging product, the situations of fuzzy printing, adhesion and the like of printed matter are prevented, so that the printing quality is greatly improved; and through the arrangement of a gold stamping assembly, a pressing plate rotates downwards to pick up gold stamping paper on the upper surface of a placing plate, then the pressing plate rotates upwards to conduct hot pressing on the gold stamping paper to the outer wall of the left end of the reference roller, the gold stamping paper generates strong affinity on the outer surface of the packaging product with the formed ink coating, a metal layer is formed, and screen printing of large and medium-sized metal packaging products and glass packaging products is completed, so that a steel drum screen printing machine is low in energy consumption, high in practicability and high in processing and printing efficiency.

The invention discloses a non-cured rubber asphalt waterproof coating which is prepared from the following components in percentage by weight: 45 to 70 percent of petroleum asphalt, 10 to 30 percent of a plasticizer, 4 to 8 percent of a compatilizer, 3 to 6 percent of a crosslinking agent, 0.8 to 1.6 percent of a catalyst, 1 to 2 percent of first hot melt type rubber and 6 to 10 percent of second hot melt type rubber. The invention further discloses a preparation method of the non-cured rubber asphalt waterproof coating. By crosslinking modification of the petroleum asphalt by the crosslinking agent and the catalyst, the melting point of the petroleum asphalt is increased, so that adding of SBS (Styrene / Butadiene / Styrene) is reduced, and the effect of improving the high temperature performance of the coating without adding the SBS is achieved; therefore, after being cooled, the coating is sticky and non-cured paste, and is high in creep property and high in self-repairability.

The invention discloses a paint slag fishing device. The device comprises a collecting device, a fishing device and a power transmission device used for providing power for the collecting device and the fishing device; the collecting device comprises a transmission belt, a scraping plate and a paint slag bucket, and is arranged on the upper portion of a waste liquid tank, the power transmission device is connected with the fishing device and arranged below the transmission belt and the paint slag bucket, and the fishing device includes liquid leakage hoppers; one end of the transmission belt is arranged in the paint slag bucket, the scraping plate is arranged on the outer surface of the transmission belt, the power transmission device is connected with the liquid leakage hoppers to drive the liquid leakage hoppers to rotate, the scraping plate scrapes paint slag in the liquid leakage hoppers into a feeding inlet of the paint slag hopper, grooves are formed in the liquid leakage hoppers, filtrate holes are formed in the groove surfaces and are variable diameter holes, and the diameters of the filtrate holes are gradually reduced in the direction from the groove surfaces of the bottom surfaces of the liquid leakage hoppers.

The invention discloses an A-grade fireproofing thermal insulation material as well as production equipment and method thereof and belongs to the technical field of fireproofing thermal insulation materials of exterior walls of buildings. According to the method, inorganic fireproofing glue is injected into an organic foam material body, and spaces of an organic foam material are filled by utilizing the inorganic fireproofing glue, so that an inorganic fireproofing material and the organic material body can be firmly combined, fireproofing and heat retaining properties of the organic foam material are improved, and strength of the fireproofing thermal insulation material is enhanced; and besides, a concave-convex surface is formed on a die in the method, so that the surface of the pressed fireproofing thermal insulation material is uneven, mud scraping in construction can be facilitated, and strength of bonding between mud and the thermal insulation material is enhanced.

The invention relates to a two-component epoxy glue and a preparation method thereof. The two-component epoxy adhesive includes A component and B component, and the A component includes: epoxy resin, toughener, liquid flame retardant, powder flame retardant, diluent, defoamer, Reinforcing filler; the B component includes aliphatic amine curing agent, polyether amine, polyamide 650, and curing accelerator. The present invention screens the components of the epoxy adhesive so that the components can complement each other in performance and form a two-component epoxy adhesive system with superior comprehensive performance through synergistic cooperation, which significantly improves the toughness, anti-peel strength, The impact resistance and flame retardancy have also reached the UL94-V0 level, and the operating time is relatively suitable, and the curing time is short, which can realize continuous production.

The invention provides a machine tool chip removal cleaning device for CNC machine tools, comprising a chip collection groove, a chip discharge port is opened on one side of the chip collection groove, and a screw is rotatably connected to the side end of the chip collection groove. A sleeve is threadedly connected, the outer side of the sleeve is fixedly connected with a traverse plate through two connecting rods, a scraper group is fixed on the bottom side of the traverse plate, and a plurality of auxiliary plates are fixed on the side end of the traverse plate. A circular plate is connected in rotation inside, and a scraper group is fixed on the bottom side of the circular plate. Under the action of the scraper group and the scraper group, the machine chips in the scrap collection groove are sent to the chip discharge port for discharge. A traverse plate is slidably connected in the scrap collection tank, and a scraper group is fixed on the bottom side of the traverse plate. The scraper group consists of a first scraper and a second scraper, and the first scraper and the second scraper form an upper and lower part There are two gradients, so that the debris can be scraped off when the debris is cleaned, which improves the cleaning efficiency.