42results about How to "Short manufacturing period" patented technology

The invention discloses a manufacturing method of a simulation fracture for a fractured rock mass seepage test. The manufacturing method comprises the steps of drawing a fracture digitized profile curve, constructing a fracture three-dimensional model, making a fracture plate through 3D (three-dimensional) printing, making a fracture test piece casting model and performing casting and maintenance of a fracture test piece, specifically, through digitizing a rock structural surface joint roughness profile curve, drawing the fracture three-dimensional model on the basis of CAD (Computer Aided Design) software, making the fracture plate satisfying JRC value fluctuation by adopting a 3D printing technology, making the fracture test piece casting model by combining the fracture test piece, forming by using cement mortar to cast, and making the fracture test piece by performing maintenance in a cement test piece maintenance box for 28 days. The manufacturing method has the beneficial effects: the manufacturing method of rock rough fracture analogue simulation which is easy in observing, simple in manufacturing, convenient in testing, convenient for adjusting fracture opening, and capable of truly and accurately reflect rock mass fracture structural surface roughness is provided, the working procedures are simple and clear, the manufacturing duration is short, economy and efficiency are realized, the accuracy is high, and the adaptability is good.

The invention discloses an installation entire stair and the manufacturing method, especially an installation entire helix stair. The process is that: making every step to box structure and joining the steps into an entire stair by the method of bolt or joint. The shape of the stair could be straight stair or helix stair. The invention sharply decreases the time limit for a project and the cost. Moreover, it has advantages of simple structure, low cost and easy to realize mass production.

The invention discloses a three-dimensional effect glossing method of an offset press. The method includes the following steps that a product needing design of concave and convex space patterns is selected, graphic design software of a computer is utilized for making a manuscript with the needed concave and convex space patterns, the color value of the locations, needing a matte effect, of the patterns in the manuscript is set to be 100 k, and the color value of the rest is set to be 0 k; a CTP for UV printing is used for making formes; a color sequence is designed; each printing unit of the offset press is provided with one forme; oil ink of various colors is added to ink containers according to the sequence of the printing process, and reverse glossing ink is added to the corresponding last ink container in the printing process; a UV lamp in the offset press is turned on; the formes are subjected to sammeld ruck after being registered; and printed products are wholly coated with UV gloss oil through an anilox roller of the offset press. By means of the three-dimensional effect glossing method of the offset press, partial image-text has a high-contrast effect, a high three-dimensional effect is achieved, and printed products are delicate and have high quality.

The invention discloses a mounting assisting device for a three-point spherical bearing and a mounting-welding method of the mounting assisting device. The mounting assisting device comprises three-point support seats, a dummy shaft pin and temporary rigid supports II, wherein three points are uniformly formed at intervals of 120 degrees along the peripheral direction of a support ring, two three-point support seats are respectively symmetrically arranged on two sides of the center line of the three points, and the dummy shaft pin is located between the inner sides of the two mutually symmetric three-point support seats; and the temporary rigid supports II are symmetrically arranged relative to the center line outside the two mutually symmetric three-point support seats. Two sides of the three-point support seats are supported by the temporary rigid supports II, the dummy shaft pin is arranged between the three-point support seats to maintain the required mounting size, the temporary rigid supports II and the dummy shaft pin act together to enable the axial direction of the three-point support seats to be parallel to the plane on which the support ring is located, so that the side surfaces of the three-point support seats are vertical to the plane on which the support ring is located, the distances from the upper parts to the lower parts of the inner sides of the two three-point support seats are equal, and the mounting and the welding are prepared.

The invention discloses a rock coarse fracture seepage simulation model and a making method. The rock coarse fracture seepage simulation model comprises a fracture main board, a left mounting board, a right mounting board, an upper mounting board and a lower mounting board, the fracture main board is of a cuboid structure, a hydrophobic area is arranged on one side of the cuboid structure, a water gathering area is arranged on the other opposite side, the hydrophobic area is communicated with the water gathering area, the outer side of the hydrophobic area is matched with the left mounting board, and the outer side of the water gathering area is matched with the right mounting board; the upper surface and the lower surface of the cuboid structure are respectively matched with the upper mounting board and the lower mounting board, and a pressure measuring hole communicated with a communicating area between the hydrophobic area and the water gathering area is formed in the upper mounting board. 3D printing technology is adopted to manufacture the fracture main board which is fixed through the upper, lower, left and right mounting boards, and a bolt or a water pressure sensor is mounted on each mounting board, so that the making method of the rock coarse fracture seepage simulation model is simple to make, convenient to experiment and capable of reflecting rock fracture seepage characteristics more really and more accurately.

The invention relates to the field of printing, in particular to a UV glazing method for an offset printing machine. It includes the following steps: selecting the liner paper and the original, cutting off the area of ​​the liner paper corresponding to the non-image part of the printed matter to form a hollow, installing the color sequence printing plate, and laying the cut liner paper in a corresponding manner On the printing area on the blanket, install the liner paper together with the blanket on the blanket cylinder and fix and lock it, then set the light ink, UV lamp, adjust the offset printing machine and print, UV on the printed matter Varnish. The invention provides a high-efficiency glazing method for performing UV three-dimensional effect of an offset printing machine by hollowing out the liner paper, and solves the problems that the existing offset printing machine glazing method has complicated procedures and cannot print three-dimensional effects.

The invention provides a construction method for an aluminum alloy smelting furnace with a high-nitrogen composite ceramic lining layer. The method comprises the steps of arrangement of an aluminum silicate wool felt layer, a light silicon-calcium insulation board layer, an aluminum silicate insulating brick masonry layer, an oxide cement gum impervious layer and a high-nitrogen composite ceramic tile masonry layer on the outer portion of a furnace body with a furnace chamber respectively, arrangement of the furnace chamber, pouring of a furnace top high-aluminum castable insulating layer, arrangement of a stainless steel grid framework, arrangement of anchoring parts, arrangement of an I-steel beam and laying of a furnace top aluminum silicate insulating layer; in this way, the smelting furnace is constructed. The smelting furnace is provided with the high-nitrogen composite ceramic tile lining layer, thereby having the advantages of heat preservation, a good energy-saving effect, metal corrosion resistance, good molten aluminum quality, easy furnace cleaning, long service life and a short manufacturing period; he construction method is suitable for construction of an aluminum ingot smelting furnace.

The invention relates to the technical field of water printing paper preparation devices and preparation methods, in particular to a white water printing paper preparation machine and a preparation method. White water printing ink permeates paper by stamping to change the light transmittance of the paper, and predetermined white water printing patterns with different brightness are generated during visual inspection of light transmittance, so primary textures and characteristics of the paper are basically not damaged, and any influence on reprinting, writing, printing and the like after printing is not caused.

The invention relates to a sea surface spilled oil rapid separation and recovery device which comprises a support frame, a vortex-making recovery tank, vortex-making blades, a motor, a submersible pump and a primary vortex separator. Float bowls are connected to the head and tail ends of the lower part of the support frame. The vortex-making recovery tank is fixed on the support frame, and the vortex-making blades are positioned in the vortex-making recovery tank. The motor is vertically fixed to the middle position over the vortex-making recovery tank through the support frame. The motor is connected with the vortex-making blades located under the motor. A hole is formed in the center of the bottom of the vortex-making recovery tank, and the submersible pump vertically penetrates throughthe hole and is fixed to the hole. A liquid inlet of the submersible pump is located at the height of an oil layer formed after liquid in the vortex-making recovery tank forms Rankine combined vortexes, and a liquid outlet of the submersible pump is connected with the primary vortex separator through a primary mixed liquid pipeline. The device is small in size, low in weight and convenient to transport and install, and can be quickly hauled to an oil leakage site. Compared with a traditional direct extraction method, mixed liquid with higher oil phase content can be conveyed into the separation device, and the separation efficiency is further improved.

The invention relates to a medical ultrasonic coupling agent with a sterilization function and a preparation method, and belongs to the technical field of coupling agent processing. The medical ultrasonic coupling agent is prepared from the following components in parts by weight: 8-10 parts of carbomer, 0.08-0.11 part of o-phthalaldehyde, 0.1-0.5 part of chlorhexidine gluconate, 0.1-0.3 part of polyethylene glycol, 0.04-0.07 part of propylene glycol, 50-70 parts of glycerol, 1-5 parts of sodium hydroxide, 1-4 parts of menthol, 0.1-0.5 part of hydroxypropyl methyl cellulose and 900-1000 parts of purified water. The medical ultrasonic coupling agent has good biocompatibility, coupling property and stability, and can effectively ensure the definition and accuracy of ultrasonic instrument inspection and use; and the medical ultrasonic coupling agent is mild in performance, does not irritate the skin, can kill the growth of bacteria, avoids cross infection, and is easy to clean. According to the medical ultrasonic coupling agent with the sterilization function, o-phthalaldehyde and chlorhexidine gluconate are compounded for use, so that a synergistic interaction effect is achieved. The menthol can promote the contact between the o-phthalaldehyde and the chlorhexidine gluconate and disinfection substances, so that the disinfection and sterilization effects are improved.