52results about How to "Stripped thoroughly" patented technology

The invention relates to a coaxial metal shielding layer wire stripping machine which comprises a laser source, a galvanometer scanning system, an annular optical reflector and a mechanical device. The machine is characterized in that laser transmitted by the laser source is expanded and collimated by a beam expander, and then passes through a X-direction galvanometer, a Y-direction galvanometer and an F-THETA lens to spatially form a tapered optical path which passes through the annular optical reflector and focuses on a focus to form a focus circle with a certain diameter. The focus circle performs annular stripping on the coaxial metal shielding layer with the same diameter. The machine has novel idea, reasonable design and normative process, can realize effective stripping of the coaxial metal shielding layers of different sizes, and is characterized by fast processing speed, thorough stripping, high yield and high production efficiency. The machine can be widely applied to processing various large-sized coaxial metal shielding layers.

The invention relates to a laser paint stripping machine. The machine comprises: a solid laser light source (1); a beam expanding lens (3); two spectroscopes; eight holophotes; three galvanometer scanning systems. The each galvanometer scanning system comprises: one X-direction galvanometer, one Y-direction galvanometer and one field lens. Focal lengths of the three field lenses are the same. Laser passes through the beam expanding lens so as to be aligned and amplified, and passes through the two spectroscopes and then the eight holophotes. The laser is reflected and formed scanning beams which have mutual 120 DEG angles between each other. Three scanning beams scan simultaneously so as to form circle paint stripping around an enameled wire in space. In the invention, a speed is fast andan efficiency is high. A paint layer can be peeled thoroughly. The machine can be widely applied in a magnetic-head enameled wire, an inductance coil and surface paint stripping of a surface-varnished object whose cross section is heterotypical, such as a circle, a square, a triangle and the like.

The invention discloses a preparation method and an electrochemical performance test method of an anode material graphene. The preparation method comprises the following steps: weighing a graphite powder and sodium nitrate; measuring out concentrated sulfuric acid, mixing the concentrated sulfuric acid in a three-mouth flask and reacting under the condition of a water bath; then weighing potassium permanganate, adding into the three-mouth flask and starting to adjust the temperature; adding the potassium permanganate into the three-mouth flask by two times and controlling the temperature; adding ice water and cooling a mixed solution to a room temperature; then dropwise adding 30 percent of hydrogen peroxide solution for washing; carrying out centrifugal precipitation, taking out lower-layer solid precipitation and repeatedly washing to obtain a solid product, carrying out vacuum drying, taking out the dried product, and grinding the product for later use. Graphene oxide disclosed by the invention is used as an anode material of a lithium battery, and discharged specific capacity of the graphene oxide at the temperature of 0.1DEG C is 403.4mAh/g. Furthermore, the graphene prepared by using a hydrothermal-solvent thermal reduction method is more stable in performance, the discharged specific capacity of the graphene at the temperature of 0.1DEG C is 782.8 mAh/g, and the capacity retention ratio is higher.

The invention discloses a stripping machine. The stripping machine includes a bracket, feeding guide pipes, a stripping roll shaft, a rolling compaction roll shaft and a motor, wherein the motor is fixed below the bracket, the stripping roll shaft and the rolling compaction roll shaft are both driven by the motor, the two ends of the stripping roll shaft and the two ends of the rolling compaction roll shaft are all fixed on the bracket, the feeding guide pipes are fixed on the upper front side of the bracket and arranged in a diameter decreasing manner, the stripping roll shaft is arranged behind the feeding guide pipes, and the rolling compaction roll shaft is arranged behind the stripping roll shaft. The stripping machine provided by the invention is applicable for the recovery of various waste wires longer than 30cm and with different diameters. The stripping machine has a simple structure, is applicable for different wire diameters, and achieves complete stripping, thereby avoiding a great number of shortcomings of manual stripping.

The invention discloses a remover for removing biological slime in recirculated cooling water. The remover contains a polysorbate nonionic surfactant, a biosurfactant and an osmotic agent. The biosurfactant is a glycolipid-type biosurfactant. The invention also provides a method for removing biological slime in a recirculated cooling water system by the remover. The method comprises putting the remover into the recirculated cooling water. The remover effectively removes biological slime deposited on the equipment and pipes of the recirculated cooling water system, effectively improves effects of removing biological slime of the recirculated cooling water system, reduces a synthetic surfactant use amount, and reduces draining environment pollution caused by use of the synthetic surfactant.

The invention discloses a remover for removing biological slime in recirculated cooling water. The remover contains a polyoxyethylene ether-type nonionic surfactant, a biosurfactant and an osmotic agent. The invention also provides a method for removing biological slime in a recirculated cooling water system by the remover. The method comprises putting the remover into the recirculated cooling water. The remover effectively removes biological slime deposited on the equipment and pipes of the recirculated cooling water system, utilizes the biodegradable environmentally-friendly biosurfactant to replace a part of synthetic surfactants, reduces a synthetic surfactant use amount, has good biological slime removal effects and reduces secondary pollution on the environment.

The invention relates to a molybdenum disulfide peeling method. The method comprises the following steps: (1) mixing molybdenum disulfide powder, water and a surface active agent to obtain a mixed solution; (2) performing ultrasonic peeling treatment on the mixed solution to obtain molybdenum disulfide. The surface active agent utilized by the molybdenum disulfide peeling method disclosed by the invention contains hydrophilic groups and hydrophobic groups, the hydrophobic groups can be stably combined with molybdenum disulfide, and the hydrophilic groups can make molybdenum disulfide be stablydispersed into water; under the action of the hydrophilic groups and the hydrophobic groups, the molybdenum disulfide powder can be emulsified into colloid, dispersity of the molybdenum disulfide powder in a water solution can be improved, the molybdenum disulfide powder can be peeled more completely, and the peeled molybdenum disulfide can be stably dispersed into the water solution; furthermore, molybdenum disulfide has good antibacterial activity, the mass concentrate of molybdenum disulfide in suspension liquid is larger than or equal to 0.089 mg/mL; when the mass concentration of molybdenum disulfide is 10 mg/L, the antibacterial rate is larger than or equal to 12%; when the mass concentration of molybdenum disulfide is 20 mg/L, the antibacterial rate is larger than or equal to 26%;when the mass concentration of molybdenum disulfide is 50 mg/L, the antibacterial rate is larger than or equal to 70%.

The invention provides a preparation method of a tungsten disulfide nano sheet. The preparation method comprises the following steps: (1) mixing tungsten disulfide with a strong acid, carrying out full infiltration, and adding a ferrate or a metal peroxide for carrying out a reaction; (2) slowly and dropwise adding the reactant obtained after the reaction into deionized water for dilution; (3) carrying out ultrasonic treatment on the diluted liquid in an ultrasonic dispersion device; (4) carrying out standing on the dispersed liquid, and removing tungsten disulfide which is not stripped or hasa low stripping degree in the obtained precipitate; (5) carrying out suction filtration treatment on the supernatant liquid obtained after standing, washing the obtained material with hydrochloric acid, and then carrying out washing to neutrality by using deionized water; and (6) finally drying the obtained product to obtain the tungsten disulfide nano sheet. According to the method provided by the invention, the tungsten disulfide nano sheet is prepared by stripping through the reaction of the strong acid with the ferrate or the metal peroxide and through the ultrasonic action; the method issafe and stable, is free of pollution, and has easily available raw materials; the operation is easy; the equipment is simple; the yield is high; and the product quality is good.

The invention discloses a work method of a work table. The work table comprises a bearing plate, an angle regulating mechanism, a cocoanut husk hole drilling mechanism, a cutting and prying mechanismand a cocoanut position limiting mechanism, wherein the top of the bearing plate is provided with a bearing and carrying block; the top of the bearing and carrying block is provided with an arc-shapedgroove; the bottom of the angle regulating mechanism is provided with a height regulating mechanism; the cutting and prying mechanism comprises two cocoanut husk peeling assemblies; each of the two cocoanut husk peeling assemblies comprises a cutting and prying component, an ascending and descending component and a first lead screw sliding table arranged at the bottom of the ascending and descending component; the cutting and prying component is arranged at the top of the ascending and descending component. The clamping position limiting operation can be performed on cocoanuts with differentsizes through the cocoanut position limiting mechanism; husks at two sides of the cocoanut can be subjected to cutting and prying operation through the cutting and prying mechanism, so that the cocoanut peeling is more thorough.

The invention discloses a grinding device for producing moxa. The comprises a base for supporting, a controller, a driving device, a grinding mechanism and an adjusting device, wherein the controller is used for controlling the driving device and the adjusting device to work; the driving device is used for driving the grinding mechanism to rotate, is mounted in the base and is connected with the controller; the grinding mechanism is used for grinding folium artemisiae argyi, is arranged on the base and is connected with the driving device; the adjusting device is used for adjusting the size of the gap of the grinding mechanism, is arranged in the base and is connected with the controller. Stone millstones are adopted to grind the folium artemisiae argyi, metal is not contacted in the whole process, a cold treatment process is adopted, a high-temperature process is avoided, and meanwhile, physicochemical properties of moxa fibers and moxa are reserved to the maximum extent; and a gap is formed between an upper millstone and a lower millstone, the size of the gap is adjustable according to the quality of the folium artemisiae argyi, and the action of rubbing braids by hands is completely simulated in the production process, so that long fibers cannot be damaged, and mesophyll stripping is more thorough.

The invention discloses an MXene-ACF composite material for catalyzing an acetylene hydrochlorination reaction as well as a preparation method and application of the MXene-ACF composite material. The preparation method comprises the following steps: 1, adding LiF powder into an HCl solution, sufficiently dissolving, slowly adding MAX powder, stirring and etching in an ultrasonic-assisted oil bath, and centrifugally washing with deionized water to obtain a plurality of layers of MXene precipitates; 2, re-dispersing the multi-layer MXene precipitate obtained in the step 1 into deionized water to form an MXene suspension, immersing the cut activated carbon fiber into the MXene suspension, and forming MXene/ACF through electrostatic self-assembly; and 3, taking out the MXene/ACF obtained in the step 2, and carrying out vacuum drying under ultraviolet irradiation to obtain the MXene/ACF composite material. The prepared MXene/ACF composite material is used for catalyzing acetylene hydrochlorination to synthesize vinyl chloride, the good catalytic performance is shown, the acetylene conversion rate and the vinyl chloride selectivity are high, and the stability is good.

The invention relates to a building construction wall stripping device with dust fall and noise reduction functions. The building construction wall stripping device comprises a support, a lifting platform and a control device, and the support and the lifting platform are provided with a lifting device; a construction frame is fixed to the right side of the top of the lifting table, a lead screw isrotationally installed on the construction frame, and a lead screw motor is installed at the top of the construction frame; the lead screw is sleeved with a lead screw sliding block matched with thelead screw for lifting; a stripping construction frame is arranged on the screw rod sliding block; a stripping tool is mounted at the front end of the stripping construction frame; and the stripping tool comprises a stripping roller, a protective cover, a dust falling device and a noise reduction structure. The wall stripping device can achieve the effects of dust falling and noise reduction in the wall surface stripping construction process, the working procedure is simplified, the working efficiency is improved, convenience is provided for construction, and the body health of constructors isguaranteed.

The invention discloses a waste cable processing device, and the device comprises a machine body; a peeling device is arranged at the left end of the interior of the machine body, a take-up device is arranged at the right end of the machine body, and the peeling device comprises a first box body, a heating pipe, a fixed rod, a movable groove, a threaded rod, a rocking handle, a bearing, a movable block, a fixed column, a cutting tool bit and a drawing box; a first box body is arranged on the outer side of the peeling device, and a heating pipe is arranged at the upper end of the left side in the first box body. According to the waste cable processing device, the cutting tool bit is arranged to be matched with the three-edged blade to cut open in all directions, and the auxiliary cutting tool is arranged to transversely cut off a leather sheath cut open on the left side, so the leather sheath of a waste cable is cut into chippings, and stripping of the cable and a copper wire is more complete; a separated copper wire is wound into a roller through the wire winding roller, and the heating pipe is arranged, so the leather sheath on the outer side of the cable is heated and softened, and the leather sheath on the outer side of the waste cable is cut more smoothly; the clamping piece is arranged and matched with the rotating wheel and the connecting piece, so a copper wire is prevented from being separated from the wire clamping groove.

The invention discloses liquor used for online cleaning of a dry quenching condenser, a preparation method and a method for online cleaning, and belongs to the technical field of online cleaning of condensers. The liquor comprises, by weight, 40-70 parts of mixed acid, 10-25 parts of a corrosion inhibitor, 10-20 parts of a penetrating agent, 10-15 parts of a defoaming agent, 5-10 parts of a chelating agent and 30-50 parts of water. The mixed acid comprises sulfuric acid, sulfamic acid and 2-carboxylethic acid. The chelating agent comprises hydroxyethyl thiosuccinic acid and diethylene triaminepenlaacetic acid. Sodium succinate sulfonate serves as the penetrating agent. Polyoxyethylene octyl phenol ether serves as the defoaming agent. The liquor used for online cleaning of the dry quenching condenser is high in dirt dissolving capacity, good in cleaning effect, safe, environment-friendly and free of pollution to the environment. The method for online cleaning is short in time and low in cost, the dirt removal rate is larger than 85%, and the cleaning effect is remarkable.

The invention discloses a temper mill applying a chromium-plated roller, and belongs to the field of forming equipment. The roller of the temper mill adopts the chromium-plated roller with the diameter of 450 mm. Through the improvement of the present invention, the single rolling time of the roller can be prolonged by 3-10 times, the roller replacement downtime is shortened, the operation rate isimproved, the abrasion resistance of the chromium-plated roller is improved, the uniformity of the surface roughness of strip steel in the rolling period is improved, the surface hardness of the chromium-plated roller is further improved, roller surface scratches are reduced, the surface quality of the strip steel and the cleanliness of the plate surface are improved, and the lubricating capacityof the roller is improved.

The invention discloses an acid pickling assistant for removing residual thick-layer black oil spots on a cold-drawn steel pipe. The acid pickling assistant comprises, by mass percent, 30%-50% of sulfuric acid with the mass concentration being 98%, 2%-5% of hydrofluoric acid with the mass concentration being 50%, 2%-5% of methanesulfonic acid, 2%-5% of phosphoric acid with the mass concentration being 85%, 2%-5% of oxalic acid, 2%-5% of oleic acid, 1%-3% of tartaric acid, 0.5%-1.5% of urotropin, 1.5%-3.5% of a QYL-211A acid degreasing, oil removing and rust removing restraining acid mist three-in-one surfactant, 1.5%-3.5% of a QYL-290 deposition carbon removing surface active agent, 1.5%-3.5% of JFC and the balance tap water. An existing production line does not need to be changed, the acid pickling assistant only needs to be added into an existing out-line line acid washing and oil removing two-in-one bath solution, the residual thick-layer black oil spots on the cold-drawn steel pipe can be rapidly and thoroughly peeled, and the product quality is guaranteed.

The invention discloses a corn stigma stripping device for corn processing, and relates to the technical field of grain processing equipment. The corn stigma stripping device for corn processing comprises a protective shell, wherein the left end and the right end of the inner side of the protective shell are rotationally connected with a conveying belt through rotating shafts; the lower side surface of the protective shell is fixedly connected with a first support; second supports are arranged on the front side and the rear side of the left side of the protective shell side by side; and the upper sides of the inner sides of the second supports are rotationally connected with electric conveying rollers in parallel through rotating shafts. The corn stigma stripping device for corn processing is a fructus xanthii imitating mechanism, in the corn stigma stripping process, the position of an oval shell can be continuously changed according to the gap and the size of corn kernels at contact points, the position of a soft spine of a stigma pulling mechanism can be changed according to different contact points, a connecting rope drives a hook spine to continuously move, corn stigma can be effectively hooked, the corn stigma among some irregular corn kernels can be easily hooked out and stripped, so that the corn stigma can be stripped more thoroughly.

The invention provides a rework liquid medicine, a preparation method thereof, and a rework device. The rework liquid medicine contains the following components in parts by weight: 20-30 parts of deionized water; 3-10 parts of tetramethylammonium hydroxide; 30-45 parts of dimethyl sulfoxide; 1-5 parts of N-methyl pyrrolidone; 10-20 parts of diethylene glycol-methyl ether; and 1-5 parts of hydroxylamine. The substrate reworking effect can be improved.

The invention relates to the technical field of cable recycling, in particular to cable sheath and core wire stripping and recycling equipment which comprises a base and an unwinding roller and further comprises a controller, a winding roller, a cutting-up mechanism, a pulling mechanism and a crushing mechanism, the cutting-up mechanism comprises a sliding assembly, a telescopic assembly and two cutters, and the pulling mechanism comprises a distance changing assembly and two electric clamping jaws. The crushing mechanism comprises a transmission assembly and a plurality of rotating blades, the rotating blades are arranged at the top of the inner side of the treatment box at equal intervals through a second rotating shaft, the transmission assembly is arranged between the variable-pitch assembly and the rotating blades in a sleeving mode, and the sliding assembly, the telescopic assembly and the two electric clamping jaws are electrically connected with the controller. According to the cable sheath and core wire stripping and recycling equipment, the stripping efficiency is higher, the power consumption is smaller, the manufacturing cost is lower, meanwhile, environmental pollution can be effectively avoided, and the secondary utilization rate of resources can be effectively increased.

The invention discloses a high-concentration high-dispersity ultrathin molybdenum disulfide dispersion liquid and a preparation method thereof. Molybdenum disulfide is used as a raw material, ionic liquid crystal is used as an auxiliary agent, the raw material and the auxiliary agent are dispersed in deionized water according to a specific proportion, and a water-based high-concentration high-dispersity ultrathin molybdenum disulfide dispersion liquid is prepared by adopting an ultrasonic mode. The prepared molybdenum disulfide dispersion liquid can be stably stored for a long time at normal temperature, the preparation process is simple and efficient, the production period is short, and the method is suitable for large-scale production; and the molybdenum disulfide prepared by adopting water as a solvent has no residual organic matters on the surface, is low in production cost, environment-friendly and high in safety coefficient, does not destroy the crystal structure of molybdenum disulfide, and has a very high application value.