253results about How to "Not easy to disconnect" patented technology

The invention relates to high-thermal conductivity lubricating oil and a preparation method thereof. The lubricating oil contains base oil and fluorinated graphene nanosheets, wherein the weight percent of content of the fluorinated graphene nanosheets is 0.01 to 10.0 %; and the preparation method comprises the steps as follows: firstly, preparing the fluorinated graphene nanosheets; and secondly, preparing the lubricating oil containing the fluorinated graphene nanosheets. The lubricating oil provided by the invention has the advantages of excellent antifriction effect, extremely high heat conduction capability and excellent stability and dispersibility.

The invention discloses a flexible array substrate as well as a manufacturing method and a flexible display thereof. The flexible array substrate comprises a flexible substrate, a display region arranged on one side of the flexible substrate, a non-display region arranged at the periphery of the display region, a protective layer used for covering a source and drain electrode layer of the non-display region and a protective layer block wall arranged on one side, close to the display region, of the non-display region and used for limiting a width of the protective layer. According to the flexible array substrate provided by the invention, the protective layer block wall is arranged on one side, close to the display region, of the non-display region and can limit a glue material from flowing toward a light emitting region when the protective layer of a bending region is manufactured, so that the width of the protective layer can also be limited while the uniformity of the coating thickness of the protective layer is guaranteed, a climbing region can be effectively shortened, and realization of the narrow frame effect is facilitated.

The invention discloses an electroplated diamond wire saw sand-applying device. The device sequentially comprises the components, from top to bottom: a vertical tubular sand-applying sub tank, a liquid-returning box, and a plating solution master tank. A guide wheel is fixed in the liquid-returning box. A core wire is sequentially wound on a wire-feeding conductive wheel on the bottom of the vertical tubular sand-applying sub tank and the guide wheel. The core wire then penetrates the vertical tubular sand-applying sub tank, and is finally wound on a wire-discharging conductive wheel on the top of the vertical tubular sand-applying sub tank. The wire-feeding conductive wheel and the wire-discharging conductive wheel are connected in parallel, and are then connected to the negative electrode of an electroplating power supply. Metal anodes are arranged around the core wire in the vertical tubular sand-applying sub tank. The metal anodes are connected with positive electrodes of the electroplating power supply. Through a water pump above the plating solution, the plating solution is lifted from the plating solution master tank into the vertical tubular sand-applying sub tank. With the device provided by the invention, sand-application of produced diamond wire is uniform and good. During the production process, current density is high, efficiency is high, internal stresses of the plating and the substrate are small, plating solution application amount is low, and wire breakage probability is low.

The invention relates to a diamond abrasive wire cutting fluid for a semiconductor precision sheet. The raw materials of the diamond abrasive wire cutting fluid consist of the following compositions in parts by mass: 30-80 parts of polyalcohol, 0.01-0.5 parts of hydrogen inhibitor, 0.01-0.5 parts of acid, 0.1-1.0 part of surfactant, 1.0-10.0 parts of dispersing agent, 0.01-0.5 parts of preservative and 10-35 parts of deionized water, wherein the polyalcohol is mixture of propylene glycol and polyethylene glycol with ratio being 1 to (1:2) and the molecular weight of the polyethylene glycol is between 100 and 600. The diamond abrasive wire cutting fluid for the semiconductor precision sheet has the characteristics that the hydrogen is effectively inhibited from being generated, the lubricating effect is remarkable, the cleaning is easy to conduct, the cost is low and the performance is stable.

The invention discloses a cutting device for missile stage separation. The cutting device comprises a shield (1), a rubber shield (2), a cutting rope (3) and exploders (4); the inner edge, which is in contact with the rubber shield (2), of the cutting rope (3) is of a U-shaped structure, the outer edge of the cutting rope (3) is of a V-shaped structure, the opening of which is outward, the two structures are closed to form an annular closed cavity, and explosive is loaded in the cavity; the shield (1) is in contact with the rubber shield (2) to wrap the rubber shield (2) and the cutting rope (3); the inner edge of the shield (1) is provided with four grooves (11), which are evenly distributed at the interval of 90 degrees, and a mounting hole (12) which is connected with the cavity is formed in each groove (11) in order to mount and fix one of the exploders (4); detonating cables (5) are connected with detonation signal cables (8) through steering engine plug connectors, so that a signal can be transmitted to detonate the cables. The cutting device has the advantages of stable connection, high detonation synchronism, low destructiveness and full cutting when being used for missile stage separation.

The invention discloses a closed smart micro-adjustment entire column full automatic wire winding machine. The wire winding machine comprises a machine table, a wire arrangement transmission mechanism, independent wire arrangement mechanisms, a wire winding mechanism, a finished product discharging mechanism, a wire clamping mechanism, a skeleton feeding mechanism, a finished product unloading box, an operation system touch screen and tension mechanisms. According to the wire winding machine, wire skeletons are automatically fed through the skeleton feeding mechanism; wire clamping and wire hooking are carried out by the wire clamping mechanism; full automatic wire winding is realized by matching the wire winding mechanism with the independent wire arrangement mechanisms; the independent wire arrangement mechanisms can arrange the wires independently; the independent wire arrangement mechanisms feed back wire arrangement speeds intelligently through wire arrangement intelligent sensors; the wire arrangement angles of the wire arrangement guide pins are adjusted, thus adapting to the instant wire winding speeds; the independent wire arrangement mechanisms hook the wire from the start ends of the skeletons; breakage conditions in wire hooking and welding processes are avoided; winding without disordered wires is carried on the entire column of the precise coils full automatically; winding, wire hooking and wire arrangement are carried out from the top ends to the bottom ends full automatically when the pin bottoms of start winding ends are winded; the intelligent operation degree is high; and the cost is low.

The invention discloses a display panel of a conductive layer with variable line widths. The display panel comprises a first substrate, a second substrate opposite to the first substrate, and a display layer located between the first substrate and the second substrate. The first substrate comprises the conductive layer which is located on the first substrate and extends in the first direction, in the first direction, the conductive layer sequentially comprises a first plane at the first height, a bevel and a second plane at the second height, and the first height is larger than the second height. The first plane of the conductive layer is close to the bevel and has the first line width in the second direction, the bevel of the conductive layer has the second line width in the second direction, the second direction is perpendicular to the first direction, and the first line width is smaller than the second line width.

The invention discloses a seedling culture method for promoting rooting during oriental cherry grafting. Current-year branches of grass cherry (dedicated stock for oriental cherry grafting, suspected to belong to cherry strain) are used as stock, current-year branches of good oriental cherry stock are used as scion, cut-grafting is adopted, cuttage is conducted after grafting, the stock is rooted first after cuttage, and massive secondary rooting is caused at a graft union after transplantation to form oriental cherry variety seedlings with firm interfaces. In mid-to-end of January and early-to-mid of February each year, good stock branches which grow robustly are collected for grafting, then cuttage is conducted directly in a greenhouse or field cutting is conducted directly, stock is transplanted into pots or directly planted in the ground after cutting rooting, and massive rooting and seedling culture of the graft union are induced by means of cultivation techniques. The advantages of the two breeding methods, namely grafting and cuttage, are combined and utilized, universality is high, and the method is suitable for expanding propagation of most oriental cherry varieties and wild oriental cherry germplasm resources; furthermore, massive rooting of a grafting position is achieved, the graft union is not broken easily, and thickness difference of ordinary grafted seedlings is avoided.

The invention discloses a two-roll wire rolling mill which comprises a stand, a lubricating system and an electric control part, wherein a power machine and a reducer are installed at the lower part of the stand, the output shaft of the power machine is connected with the input shaft of the reducer through a transmission device, an inlet wire straightening mechanism, a main transmission box and an outlet wire barrel falling mechanism are sequentially installed at the upper part of the stand, a plurality of small box bodies are installed at one side of the main transmission box, and a pair of vertical rolls and a pair of horizontal rolls are installed on each small box body. Compared with the traditional wire drawing machine, the two-roll wire rolling mill has the advantages of compact structure, smooth transmission, low noise, low energy consumption, high yield, convenient threading operation, difficult wire breakage in the postorder drawing process and the like.

The invention provides a method for preparing an aluminium alloy trapezoidal conductor, and includes: a drawing step in which a non-sliding wire drawing machine to draw trapezoidal single wires, uses an aluminium alloy rod material as wires to perform paying off, the aluminium alloy rod material passes through each drawing group in sequence and is drawn into trapezoidal single wires, and the trapezoidal single wires are rolled by a wire coil; a stranding step in which a frame type stranding machine is used to strand a trapezoidal conductor, in a stranding process of the frame type stranding machine, a center line of the trapezoidal single wires is guaranteed to be toward a core wire through a directional disc, then the trapezoidal single wires are pre-twisted, a pre-twisting direction is opposite to a rotation direction of the frame type stranding machine, and then each trapezoidal single wire and the core wire converge in the position of a molding device, thereby completing stranding, and forming a stranded conductor. The trapezoidal single wires drawn according to the method have stable structures and smooth and clean surfaces, and wires are not easy to break in a drawing process. The trapezoidal conductor formed by stranding has relatively small torsional stress, and has relatively good surface quality since compacting treatment is not needed, and a filling coefficient can be higher than 0.96.

The invention discloses a communication terminal shell and a preparation method thereof, which are used for solving the problem that a glass shell in the prior art cannot give consideration to an excellent texture effect and high-yield manufacturing. According to the embodiment of the invention, the texture is directly formed on the surface of the glass substrate, UV glue does not need to be coated on the glass substrate, the manufacturing yield is improved, the texture formed on the surface of the glass substrate is fixed and not easy to deform, and a better texture effect and high-yield manufacturing in the communication terminal shell can be ensured; according to the embodiment of the invention, after the glass substrate is coated with the curing material, the texture is engraved on thecuring material by utilizing the laser, and the laser has higher energy, so that the situations of line breakage and air bubbles are not easy to occur during texture engraving, the yield of texture preparation can be improved, and a better texture effect can be achieved.

The invention provides a transformer with improved structure, which utilizes partition boards which are in unequal interval arrangement to form a plurality of coil chutes, thereby avoiding sparking (flashing) caused by under pressurization. The transformer comprises a coil frame, a primary coil, a secondary coil and an iron core assembly, wherein the coil frame is internally provided with a hollow channel and externally provided with a primary coil region and a secondary coil region; the center of the primary coil region is provided with an annularly wound center partition board; the secondary coil region comprises a plurality of annular heaves and the partition boards which are in unequal interval arrangement to form the plurality of coil chutes; the side of the coil frame is provided with a plurality of first pins and second pins, the first pins are arranged at a place adjacent to the primary coil region, and the second pins are arranged at two opposite sides of the coil frame. The primary coil is wound on the primary coil region of the coil frame, and the joint of the primary coil is connected to the first pins. The secondary coil is wound on the secondary coil region of the coil frame, and the joint of the secondary coil is connected to the second pins. The secondary coil is electromagnetically coupled with the primary coil. The iron core assembly passes through the hollow channel of the coil frame and is jointed to form a loop.

The invention relates to the technical field of cotton thread spinning, in particular to a compact sirospun pure cotton yarn process comprising a blowing-carding process, a combing process, a drawingprocess, a roving process, a spinning process, a winding process, and a packaging process. The spinning process includes: S1, carrying out sirospun processing; S2, carrying out compactness processing;S3, carrying out drawing process; S4, carrying out twisting; S5, carrying out sizing; to be specific, spraying the twisted spun yarn with a sizing agent uniformly by a spraying gun and controlling the temperature to be 100 to 110 DEG C; S6, carrying out winding; and S7, carrying out forming. According to the invention, the sizing agent is added in the spinning procedure; and drying type sizing iscarried out, so that the structural strength of the pure cotton yarn is improved effectively; the yarn is not easy to break; and the industrial development is carried out well.

The invention relates to a packaging film, a preparation method thereof, a display panel and a preparation method thereof. The packaging film includes a first inorganic layer, an organic layer, and asecond inorganic layer which are laminated. The organic layer includes an organic matrix and moisture absorbent particles. The particle sizes of the moisture absorbent particles are in a gradient distribution in a direction toward the second inorganic layer along the first inorganic layer. The organic layer has the moisture absorbent particles are in the gradient distribution in a direction towardthe second inorganic layer along the first inorganic layer, and the toughness and water blocking property of the organic layer can be fully improved. The packaging film provided by the invention canbe applied in a packaging film of a flexible OLED display. The packaging film is not easily broken during a bending process, the erosion of water molecules can be well prevented, and the deteriorationof the performance of the packaging film is avoided.

The invention relates to a wire drawing fluid, particularly to an efficient scale-inhibition clean water-based wire drawing fluid. The wire drawing fluid comprises the components in parts by weight as follows: 28-30 parts of hydrogenated polyisobutene, 15-18 parts of diisooctyl sebacate, 2-3 parts of guar gum, 5-6 parts of an oxidized polyethlene waxemulsion, 5-7 parts of triethanolamine, 2-3 parts of emulsified silicon oil, 1-2 parts of potassium sodium tartrate, 5-6 parts of cocofatty acid monoethanol amide, 4-6 parts of triethyl phosphate, 4-5 parts of additives and 800-1000 parts of deionized water. Base oil of the wire drawing fluid has the good high-temperature and low-temperature stability, the oxidized polyethlene waxemulsion can form a film on a metal surface easily and evenly to realize a friction coefficient reduction effect, the wire drawing fluid is good in water solubility and easy to clean, the potassium sodium tartrate and metal ions form soluble complexes, accumulation of metal mud scraps is reduced, scale accumulation is prevented, and other additives are combined, so that the wire drawing fluid has the excellent high-temperature lubricating performance and is not prone to scale accumulation, good in low-foaming cleanliness, high in wire drawing efficiency and not prone to wire breakage.