34results about How to "Moderate heating temperature" patented technology

The invention belongs to the technical field of ceramic target binding, and particularly relates to a bonding method of an ITO splicing type target material. The method comprises the following steps of preparing a copper back plate and the target material, front correction of the copper back plate, pasting a high-temperature adhesive tape on the back plate, pasting tin paper on the target material, fixing the back plate and a steel plate, metallization of the surface of the back plate, metallization of the surface of the target material, processing of bound indium layer, binding the target material, cooling, removing the high-temperature adhesive tape and the tin paper, ultrasonic flaw detection, polishing, cleaning, packaging, and completing bonding. According to the bonding method, a front correction manner is adopted for the back plate, so that the back plate is reversely bent by a certain amount, the corrected back plate and the steel plate are fixed, the flatness of the back platein the process of temperature rise and fall is guaranteed, cracking of the target material in bonding is prevented, and waste of the target material is caused; the splicing target material of the ITOis bonded, the size of the product is large, and the requirements of the size of the TFT-LCD/OLED liquid crystal panel are met; and the bonding rate of the target material and the copper back plate reaches 98% or above, the flatness is within 1 mm, and the subsequent coating quality is improved.

The invention relates to the field of semiconductor package, in particular to a package welding method and a package welding device. The technical scheme for solving the technical problem is that the package welding method is characterized by comprising the following steps of: 1, placing a device to be packaged on a lower heating plate of a welding furnace; 2, fixing an upper heating plate through a metal electrode and a conductive block to place the upper heating plate at the upper end of the device to be packaged; and 3, controlling temperatures of the upper heating plate and the lower heating plate to finish welding of the device to be packaged. The package welding method has the beneficial effects that the device, of which a plurality of components are required to be welded, is simultaneously heated from the bottom and the top together in a mode of heating through the upper heating plate and the lower heating plate together, the problems of large temperature difference of each welding point caused by heat resistance of each component of the device to be packaged and influence on welding efficiency are solved, and the welding efficiency is increased.

The invention especially relates to a pretreatment method for biomass waste, which belongs to the field of industrial biotechnology. According to the method, water, divalent iron ions and a hydrogen dioxide solution are successively added into crushed biomass waste, the above-mentioned materials are uniformly mixed under stirring, and treatment is carried out for at least 5 min, so a pretreatment fluid of the biomass waste is obtained; the molar weight of the divalent iron ions to be added into each g of the biomass waste is 2.63 to 52.6 mM; and the molar weight of hydrogen peroxide to be added into each g of the biomass waste is 3.5 to 7.1 mM. The pretreatment method for the biomass waste is simple in process, mild in conditions, friendly to the environment and energy-saving; and the pretreatment method is a novel pretreatment mode corresponding to a biomass waste structure with cassava vinasse as a representative and provides a novel approach for low-cost and high-efficiency conversion of biomass waste with cassava vinasse as a representative.

The invention belongs to the technical field of urea-formaldehyde resin preparation, and particularly relates to a preparation method of a nano silicon dioxide/rosin modified urea-formaldehyde resin. The method comprises the following steps: preparing a urea-formaldehyde resin from urea and formaldehyde by a weak alkali-weak acid-weak alkali technique, and modifying with nano silicon dioxide and rosin to obtain the nano silicon dioxide/rosin modified urea-formaldehyde resin. The method has the advantages of simple technique and accessible raw materials, and is suitable for industrialized mass production. The prepared urea-formaldehyde resin has the advantages of favorable viscosity, high softening point, low free formaldehyde content, environment friendliness, higher water resistance, favorable toughness and improved aging resistance, is suitable for artificial board production, and can be used as an adhesive in material binding, bamboo/wood processing, paper binding, steel paints, multicolor pattern paints and other industries.

The invention discloses a high-temperature regeneration device of a particle trapping device. The high-temperature regeneration device of the particle trapping device comprises a furnace body with a heating cavity, a heating assembly located in the heating cavity, a gas supply assembly for supplying gas to the heating cavity and a control unit for controlling the gas supply of the gas supply assembly, wherein the heating cavity is provided with a gas inlet and a gas outlet; the gas supply assembly communicates with the gas inlet; a waste gas purification device is arranged at the gas outlet; the waste gas purification device comprises an oxygen supply assembly located outside the furnace body and a preheating pipeline; one end of the preheating pipeline communicates with the oxygen supply assembly; the other end of the preheating pipeline extends into the heating cavity and extends to the gas outlet; and the gas outlet is provided with an ignition device. By arranging the waste gas treatment device, oxygen is mixed with waste gas generated by the heating cavity, and then the mixture is ignited again through the ignition device, so that harmful gas, especially CO, in the waste gas is fully combusted, the waste gas is further purified, and the cleanliness of exhausted gas is improved.

The invention discloses a processing method of ready-to-eat kelp chips. The method comprises the steps of performing dry steaming on salted dry kelp, and performing cleaning so as to obtain pretreated kelp; placing the pretreated kelp in water containing perilla frutescens juice and cooking wine, and performing soaking at room temperature so as to obtain soaked kelp; then immersing the soaked kelp in a baking soda aqueous solution at room temperature, performing washing with water, performing cutting into slices, and performing seasoning so as to obtain seasoned kelp slices; and finally, drying the kelp slices in hot air of 170-190 DEG C so as to obtain the ready-to-eat kelp chips. The average fat content of the products namely the ready-to-eat kelp chips is only 1.9%, so that the desire of people for eating snack foods can be met, the taken-in heat quantity can also be controlled, and nutrients can be obtained.

The invention discloses a sugar art machine which can take sugar as a raw material to produce a three-dimensional sugar art product. The material is fed by a clamping feeding mechanism under the effect of a three-way guide rail; a sugar melting device with an anti-overflowing cap is used for melting sugar strips into sugar paste at suitable temperature, and the sugar paste extrudes a steel ball, drops by a nozzle from the periphery of the steel ball through a through hole of an anti-leaking valve and then accumulates on a molding plate layer by layer to form the three-dimensional sugar art product. The sugar art machine takes the sugar as the raw material to produce the three-dimensional sugar art product; the heating temperature is suitable so as to prevent the sugar from being burnt due to overhigh temperature in a heating process; the production cost is low and the sugar art machine has certain market prospect and promotion value.

The invention relates to chemical machinery, in particular to a water heating tank for a curing agent. The water heating tank for the curing agent comprises a tank body, a stirrer, a flow baffle, a water heating jacket, a plurality of electric heating rods and a material punching device, wherein the stirrer is arranged in the tank body, the flow baffle is arranged on the inner wall of the tank body, the water heating jacket is arranged on the outer side of the tank body in a wrapping mode, the electric heating rods are uniformly arranged at the bottom of the water heating jacket, the material punching device is arranged at the bottom of the tank body, and the water heating jacket (4) wraps the side surface and the bottom of the tank body. Due to the fact that the structure is arranged, the water heating tank is used for production of the curing agent, the sediment at the bottom of the tank body can be prevented from solidifying, materials are uniformly and rapidly stirred, and are conveniently discharged, the heating temperature is proper, and the production cost is low.

The invention discloses a production method of a simple pickling wire rod for a hoisting rod of a washing machine. The method comprises the processes of steel blank heating, dephosphorization, rollingand cooling, wherein the heating process is carried out in a two-section heating manner. The method is simple and convenient to operate; raw materials, fuel and auxiliaries are common objects. The method is a novel technology for producing the simple pickling wire rod for the hoisting rod of the washing machine. The method is applicable to hot-rolled circular wire rod being not greater than 10 mmin diameter; the surface oxide scale structure and component of the wire rod are controlled, and thus the surface oxide scale can be conveniently removed under a pickling or mechanical dephosphorization condition. The method is proper in heating temperature, reasonable in cooling after rolling, efficient in production, and high in value of practicability and popularization.

The invention discloses an outdoor multifunctional tool kit for an electrician. The outdoor multifunctional tool kit comprises a kit body and a buckling cover, wherein the kit body and the buckling cover are hinged through one group of hinges; a foam heat insulation layer is fitted on an inner wall of the kit body; a space in the kit body is separated into a tool bit groove, a tool groove and a meter groove through one group of large separation plates; the tool bit groove is internally provided with one group of tool bits; the tool groove is internally provided with one group of pull force bases; the pull force bases are matched with locking arms; the meter groove is internally provided with one group of clamping springs and the clamping springs are matched with clamping plate frames; the clamping plate frames are adaptive to universal meters; the buckling cover is internally provided with a USB (Universal Serial Bus) heating sheet and a battery pack; the USB heating sheet is electrically connected with the battery pack. The outdoor multifunctional tool kit for the electrician, provided by the invention, can be used outdoors in cold days, and can be used for keeping heat of tools in the tool kit and preventing a condition that the tools in the kit become fragile due to a low temperature, caused by the fact that the tool kit is frozen for a long time when being used for carrying out outdoor operation; the possibility of damaging the tools can be reduced; meanwhile, power can be accumulated through solar energy and energy saving and environment protection are realized.

The invention relates to the technical field of pre-shrinking machines, and discloses a pre-shrinking machine heating roller for spinning comprises a first heating roller body and a second heating roller body, the bottom end of one end of the first heating roller body is fixedly connected with a limiting ring, and an inner cavity of the limiting ring is movably connected with the top end of a screw. According to the pre-shrinking machine heating roller for spinning, through the arrangement of the screw and the threaded block, the threaded block can move up and down on the screw through rotation of the screw, the threaded block moves to drive the second heating roller fixedly connected with the threaded block to move, and the distance between the second heating roller body and the first heating roller body can be changed; cloth with different thicknesses can pass through the inner sides of the two heating roller bodies, in the cloth passing process, spray heads on the two heating rollerbodies spray steam, two sides of the cloth can be heated by the steam at the same time, the cloth fumigation efficiency is improved, cloth processing is facilitated, and compared with a traditional heating roller, the practicability of the heating roller is greatly improved.

The invention provides a photovoltaic module repairing workbench, which relates to the technical field of photovoltaic module repairing, comprising a workbench cabinet body, a heating layer, a heatingdevice, a detection device, a control device and a display screen. The photovoltaic module is placed on the heating layer, the photovoltaic module is heated by the heating layer, and the detecting device, the control device and the heating device are arranged in the workbench cabinet body, the detecting device detects the temperature of the heating layer in real time, and transmits the detected temperature information to the control device, and a temperature threshold range is preset in the control device. Corresponding to controlling the opening or closing of the heating device, the heatinglayer is in a predetermined working temperature range. The invention ensures that the heating temperature of the heating layer to the photovoltaic module is moderate, ensures that the reworking work of the photovoltaic module proceeds smoothly, and alleviates the technical problems of the traditional reworking table in the prior art that the structure of the traditional reworking table is complex,the function is less, the precision of the heating temperature of the photovoltaic module is lower, and the temperature cannot be monitored in real time, thereby causing poor reworking efficiency.

Provided is an electric-heating handle grip of a solar motorcycle. The electric-heating handle grip comprises an inner bushing, a jacket and an electric heating wire. The electric heating wire is installed into an interlayer between the inner bushing and the jacket. A heat-resistant insulating pipe sleeve is sleeved on the electric heating wire. The end portion of the electric heating wire is connected with a solar baffle board. The inner bushing and the jacket is sewn in order to form multiple grids used for dividing the electric heating wire. Corresponding end portions of the inner sleeve and the jacket are sewn and pasted. After the two are pasted, a cylinder is formed. The electric-heating handle grip of the solar motorcycle has following beneficial effects: a simple structure is obtained; the electric-heating handle grip is convenient to use; heating temperature is moderate; and the electric-heating handle grip has long service lifetime and does not have potential safety hazards.

The invention discloses an aluminum scrap residue recovery treatment process, and specifically relates to the field of waste aluminum recovery. The process includes the following processing steps: rawmaterial selection, raw material pretreatment, stamping treatment, aluminum scrap crushing, dilute sulfuric acid reaction, and hydrogen purification. Through the overall design, compared with the prior art, the process has the advantages that the heating temperature is appropriate, aluminum scraps are cleaned and screened to remove impurities in the aluminum scraps, the aluminum scraps are pre-heated to soften the interior structure of the aluminum scraps, the aluminum scraps in different sizes are divided into different levels and stamped by a stamping machine to form a flake structure, thenthe flaky aluminum scraps are crushed by a crushing machine to form aluminum scrap powder, dilute sulfuric acid is used for reacting with the aluminum scrap powder to form aluminum sulfate precipitate for recovery utilization, the utilization rate of the aluminum scraps is effectively increased, the wasting of resources is avoided, and the process conforms to the development concept of energy conservation and environment protection of modern society.