692results about How to "Guaranteed uniformity" patented technology

The invention relates to a thermochemistry mechanical polishing method of a sapphire substrate material; a polishing disk is heated in the polishing process; the temperature of the polishing disk is 30 DEG C-100 DEG C; a polishing solution adopted in the polishing method comprises a compound abrasive material, a pH compound conditioning agent, a surface active agent, a dispersing agent and deionized water, wherein the compound abrasive material is formed by mixing particles of a hard abrasive material and a soft abrasive material; the pH compound conditioning agent comprises organic strong base and organic weak base; and the pH value of the polishing solution is 8-13. The thermochemistry mechanical polishing method has the advantages: in the polishing process, the cast ion polishing disk is heated to promote a reaction rate between the polishing solution and the sapphire substrate material, thereby improving the polishing efficiency; problems such as surface scratch, subsurface cracks and the like can be avoided by using the compound abrasive material in the polishing solution so as to obtain surface characteristics of high quality and high evenness; meanwhile, the polishing efficiency is considered; and the polishing solution also has the advantages that the stability is high, equipment is not corroded, washing is easy and the like.

The invention discloses low-temperature rapid heating method and system for a power battery pack for an electric vehicle. The low-temperature rapid heating system comprises a battery management system and a heating controlling system, wherein the battery management system is used for managing energy and heat of the power battery pack and carrying out short circuit protection; the heating controlling system consists of a controller, two IGBT transistors, an inductor and two diodes; the controller controls the two IGBT transistors by applying a pulse width modulated signal to realize a transient short circuit and drives the two IGBT transistors to be simultaneously connected or disconnected so as to control a current in a loop; by virtue of a pulse width modulation mode, the connection and disconnection states of the first and second IGBT transistors are continuously regulated, so that a current in the inductor fluctuates by being lower than a fixed value limited by bus insurance. According to the low-temperature rapid heating method and system disclosed by the invention, the current repeatedly passes through an internal resistor of the battery to generate heat for heating the power battery pack, and the battery pack is rapidly heated. The low-temperature rapid heating method and system have the advantages that large heating current and the controllability of the system are both ensured; the battery heating efficiency is improved by adopting a method of the transient short circuit.

The invention relates to a multiple-test tube stirring-rotating type method and device for photochemical reaction. The inner parts of test tubes for photochemical reaction are simultaneously stirred by magneton, the test tubes rotate around a light source and are illuminated in rotating states, the center light source surrounded by the test tubes is filtered by chemical light-filtering liquid or light-filtering sheets, the chemical light-filtering liquid is put into an outer interlayer with a double-interlayer quartz cold trap, the cooling water passes through an inner interlayer, and the light source is placed in the inner cavity of the quartz cold trap. At most 10-20 test tubes of 10-50ml can be simultaneously inserted into the device of the invention to be illuminated; the liquid for photochemical reaction in the test tubes is ventilated to participate in the reaction or is ventilated for protecting; and the invention can ensure the uniformity of the concentration of the reaction solution and the uniformity of the received illumination, can ensure the reliability and the high efficiency of the experimental result, and is especially suitable for measuring kinetic constants such as the quantum yield, the reaction rate and the like of the photochemical reaction.

The invention relates to a visual soil freeze-thawing process test apparatus. A temperature control box is connected with an external compressor, a semi-cylindrical sample tank is placed on a temperature control baseboard in the temperature control box, the temperature control baseboard is carved with a groove, the groove is provided with a sealing ring in contact with the semi-cylindrical sample tank, the temperature control baseboard is provided with holes, one of the holes is connected with a Mariotte bottle through a water guiding tube, the other of the holes is connected with a water head adjusting tube, the temperature control baseboard is provided with a filter paper and a soil sample, the top of the soil sample contacts with a temperature control top board, and the temperature control top board is provided with a handle; a displacement sensor is fixed on a bracket, and contacts with the top surface of the temperature control top board; a temperature sensor is inserted into the soil sample through a probe hole on the wall surface of the test tank, and the displacement sensor and the temperature sensor are respectively connected with a data acquisition instrument through a lead; and an adjustable light source is placed at both sides of a camera, the camera is placed at the right side of the semi-cylindrical sample tank, and the camera is connected with an electronic computer through a lead. The apparatus is used for researching the dynamic change process of the freezing rate, the moisture migration rate, the ice crystal speed, the segregated ice thickness and the frost heaving speed with time of soil in the soil freezing process, visually shows the movement of a frozen frontal surface in soil columns and the growth process of frozen fringe, and provides technical guarantee for the freezing and thawing mechanism of the soil.

The invention provides a pixel circuit, a drive method and a display device of the pixel circuit. The pixel circuit comprises a luminous device and a drive transistor, wherein the luminous device and the drive transistor are connected in series between a first voltage signal terminal and a second voltage signal terminal. The pixel circuit further comprises a luminous control module and a compensation module, wherein an input end of the luminous control module is connected with a first control signal, an output end of the luminous control module is connected with a source electrode and a drain electrode of the drive transistor for responding to the first control signal and controlling a state of the drive transistor, and the luminous device is enabled to emit light or be closed. An input end of the compensation module is connected with a second control signal. An output end of the compensation module is connected with a grid electrode and the source electrode of the drive transistor and the luminous control module for responding to the second control signal to switch off or switch on connection between the grid electrode of the drive transistor and the source electrode of the drive transistor, and the luminous device is enabled to drive voltage at the position of the grid electrode of the drive transistor to compensate threshold voltage of the drive transistor during light emission. According to the scheme, the problem that uniformity of luminous luminance of a light emitting diode is poor is solved.

The invention provides a pixel circuit, a driving method of the pixel circuit and a display device with the pixel circuit. The pixel circuit comprises a first switch tube, a first capacitor, a second capacitor, a third capacitor, a second switch tube, a third switch tube, a fourth switch tube, a fifth switch tube and a sixth switch tube, wherein the source electrode of the first switch tube is connected with a data signal end; the gate electrode of the first switch tube is connected with a first control signal end; the first end of the first capacitor is connected with the drain electrode of the first switch tube; the first end of the second capacitor is connected with a second voltage signal end; the second end of the second capacitor is connected with that of the first capacitor; the first end of the third capacitor is connected with the first control signal end; the second end of the third capacitor is connected with the gate electrode of a driving tube; the source electrode of the second switch tube is connected with the gate electrode of the driving tube; the drain electrode of the second switch tube is connected with that of the driving tube; and the gate electrode of the second switch tube is connected with the first control signal end. The pixel circuit provided by the invention is used for compensating threshold voltage uniformity of the driving tube in the pixel circuit and solves the problem of poor luminance uniformity of an LED.

The invention provides a three-dimension laser fine machining system and method for crisp and hard materials. The method comprises the steps that a laser scanning machining scheme according to the model of a to-be-machined part, the model of a machining pattern and the machining requirements, specifically, the scheme comprises the process of determining the laser machining parameters and the process of determining the number of machining layers; scanning filling schemes corresponding to the machining layers are made in the pattern filling area; the laser focus is adjusted dynamically in the machining process, light spots are made to keep focusing in each machining position, and focus spots are uniform and coincident; the laser scanning filling schemes are changed every time one or more layers of materials are scanned and removed; and after one or more layers are scanned in the pattern filling area, laser contour scanning is conducted in the pattern contour area one or more times. The three-dimension laser fine machining system and method for the crisp and hard materials can achieve high-precision and efficient machining of the crisp and hard materials by making full use of the various advantages of fine light spot laser scanning machining.

The present invention relates to a rose frozen drink and a production method thereof. Raw materials of the frozen drink comprise, by weight, 100-125 parts of white sugar, 50-75 parts of maltose syrup, 25-50 parts of glucose powder, 50-75 parts of dextrin, 5-6 parts of a frozen drink stabilizer, 0.6 parts of sodium cyclamate, 20 parts of rose sauce, 0.2-0.3 parts of refined salt, 0.2-0.3 parts of monosodium glutamate, a little amount of natural pigment and a little amount of rose essential oil. During producing, the rose sauce is subjected to a radiation treatment before production. According to the present invention, the rose frozen drink has characteristics of reasonable design and pleasant taste; the synthetics are not adopted, the raw materials are all natural products; the produced product has characteristics of refreshing rose aroma, natural color and good taste, and can be applicable for production of ice cream bars, ice cream, ice cream slush, sweet ice and other frozen drinks.

The invention discloses a process and a device for recycling waste rubber, in particular a device and a method for producing environmentally-friendly revived rubber. The device for producing the environmentally-friendly revived rubber is characterized in that: a heating device arranged on a plasticizing device is an electrical heating device; and two-screw conveyers are arranged in both the plasticizing device and a cooling device. The method for producing the environmentally-friendly revived rubber comprises: crushing the waste rubber into rubber powder, adding an active agent and environmentally-friendly oil into the rubber powder in a certain proportion, uniformly mixing the materials, heating the mixture in the plasticizing device electrically for plasticization, cooling the product of the plasticization to obtain plastic rubber powder, conveying the plastic rubber powder to a rubber rolling process, kneading the plastic rubber powder, and performing thin-pass refining to make rubber sheets. The method and the device for producing the environmentally-friendly revived rubber have the advantages of improving the mixing ratio of the conventional rubber plasticizing process, improving the quality of the revived rubber, effectively solving the problem that the rubber adheres on walls in production and conveying processes, recycling rubber volatile, saving energy and protecting environment.

The invention provides a method for preparing high purity carbon quantum dots by using a microwave method, which is characterized in that the two-step segmentation microwave method is used, the method comprises the following steps: 1) placing a raw material solution in a microwave reactor, using microwave power at 400-800W, setting the temperature at 60-100 DEG C, preparing after 20-120 minutes of microwave action time; and 2) using microwave power at 800-1100W, setting the temperature at 80-300 DEG C, preparing the solution prepared in the step 1) to a solution containing carbon quantum dots after 20-120 minutes of microwave action time. According to the invention, a microwave reaction instrument substitutes a traditional microwave oven, microwave is carried out by two steps, first microwave is used for degrading a macro-molecule raw material, a low molecular raw material with moderate molecular weight and narrow molecular weight distribution can be obtained, uniformity of quantum dot particles can be finally ensured, and second microwave is used for preparing the carbon quantum dots with high yield and high purity.

The invention relates to an extracting device for producing hydrogen peroxide by anthraquinone process and a method thereof; the device consists of a clarifying section 1, a filling section 2 and a settling section 3; the clarifying section 1, the filling section 2 and the settling section 3 are arranged sequentially from top to bottom; a heavy-phase distributor 11, a light-phase anti-backmixing filler 12 and a light-phase outlet 13 are arranged in the clarifying section 1; a gas distributor 8, a heavy-phase anti-backmixing filler 9, a light-phase distributor 10 and a heavy-phase outlet 7 are arranged in the settling section 3; the filling section 2 is internally composed of a plurality of packing boxes; the packing boxes are more than two plate-net ripple packing pieces and are interlaced mutually in 15-90 DEG along the direction of the ripple channel of two adjacent plate-net ripple pieces to overlap; the direction of the ripple channel of the plate-net ripple packing forms 15-75 DEG with the direction of the centre line of a packing extracting tower in vertical surface; the diameter of the packing box is less than the inner diameter of the tower of the filling section by 2-20mm; the height of the packing box is 50-300mm. the extracting device can intensify the transport process and improve extracting efficiency so as to reduce the height of transfer unit and save device investment.

The invention discloses a high-pressure high-temperature liquid viscosity measuring device and method. The measuring device comprises a high-pressure high-temperature system and a measuring system, wherein the measuring system comprises a driving motor, a torque sensor, a driving magnetic barrel, an induced magnetism barrel, a rotating shaft and a stirring paddle; one end of the torque sensor is connected with the driving motor, the other end of the torque sensor is connected with the driving magnetic barrel, and the driving magnetic barrel rotates along the torque sensor; the induced magnetism barrel is positioned in the driving magnetic barrel and can rotate along the driving magnetic barrel under the magnetic action; one end of the rotating shaft is connected with one end, which is far from the torque sensor, of the induced magnetism barrel, the other end of the rotating shaft is connected with the stirring paddle, and a part of the rotating shaft is positioned in the high-pressure high-temperature system; the stirring paddle is positioned in the high-pressure high-temperature system, and the stirring paddle comprises multiple blades which are symmetrically arranged around the rotating shaft. The measuring device provided by the invention can accurately detect the liquid viscosity under a high-pressure high-temperature condition.

The invention discloses a method for preparing a three-dimensional porous nano composite material of a graphene oxide-water soluble polymer. The method comprises the following steps: 1, dissolving a graphene oxide and a water soluble polymer into water to evenly mix to obtain a product, wherein the mass ratio of the graphene oxide to the water soluble polymer is (10:1) to (1:3); the ratio of total mass of the graphene oxide and the water soluble polymer to the mass of water is (1:1,000) to (1:50) and the water soluble polymer is polyvinyl alcohol, polyethylene glycol or polyvinylpyrrolidone; and 2, carrying out freeze drying on the product in a mold, so as to obtain the three-dimensional porous nano composite material of solid graphene oxide-water soluble polymer. The composite material is simple in process, easy to control, green and environment-friendly. The three-dimensional porous nano composite material disclosed by the invention has a space continuous structure, and the characteristics of the graphene oxide material, such as abundant functional groups on surface and the electrical conductivity (after thermal/chemical reduction) can be fully played, so as to improve the performance of the composite material, and expand the application range of the composite material.

The invention discloses a one-step production technology of ultra-low shrinkage terylene industrial fibers, which comprises the steps as follows: A. the preparation of high-viscosity chips: the high-viscosity chips with the viscosity of 0.99 plus or minus 0.015 are obtained by the solid phase polymerization of low-viscosity chips; B. melt spinning: the high-viscosity chips are extruded by melting by a screw extruder in a spinning manifold, spun by a spinning component, and shaped by lateral blowing cooling, and pump oiling is carried out by adopting an ester leveling agent with the kinematic viscosity of 20 to 60mm<2>/s at the temperature of 30 DEG C, and the oiling rate is 0.6 plus or minus 0.15 percent; C. heat setting by drawing: heat setting by drawing is carried out firstly by a pre-tension roller, and sequentially by two groups of drawing rollers and three groups of hot rollers for shaping; and D. shaping by winding: products can be obtained by winding by a winding head after the obtained fibers pass through a main network device. In the invention, not only the technology has high production efficiency, but also the dry heat shrinkage value of the obtained ultra-low shrinkage terylene industrial fibers is low and has high strength and excellent combination property.

The invention discloses a magnetron sputtering coating device and a coating method. The device comprises a coating device main body, a frame platform, a baffle plate, a cooling device and a pump set; the coating device main body comprises a sleeve; at least one ion source and at least one cathode are fixed on the sleeve; the sleeve of the coating device main body forms an enclosed chamber with a mechanism to be coated at the outside of the sleeve; the inner wall of the external mechanism to be coated is coated with a set target material by a magnetron sputtering method. According to the invention, multi-batch and multi-direction coating is realized based on different requirements. The method meets requirements for uniformity and thickness of magnetron sputtering films, solves the problem of coating requirements of large-scale and complex-structure equipment, is simple in operation, high in efficiency, and good in film uniformity.

The invention relates to a method for producing a fused silica ceramic crucible, which belongs to the technical field of a nonmetallic material. The method comprises the steps of: blending fused silica ceramic powder with a grain composition and a premix liquid to prepare a sizing agent, and then carrying out vacuum defoaming, pouring, curing, demoulding, drying and sintering to produce a silica ceramic crucible. In the method, the fused silica ceramic powder with a grain composition is used as a raw material, and thus the produced crucible has a uniform organizational structure, excellent thermal shock resistance, high temperature resistance and chemical stability and can meet the process requirements for the production of polysilicon. The method has the advantages of simple process, short production period and low cost and is suitable for industrialized application.

The invention provides a device and a method for follow-up ultrasonic-assisted direct laser deposition of a ceramic reinforced metal matrix composite material, and belongs to the technical field of additive manufacturing. The method comprises the step of adopting a positioning clamping device to keep an ultrasonic impact gun following a coaxial powder feeding nozzle. In the process of direct laserdeposition of the ceramic reinforced metal matrix composite material, ultrasonic cavitation, acoustic streaming, mechanical and thermal effects are utilized to intervene the solidification behavior of a molten pool in real time, and the localized impact strengthening effect of ultrasonic impact is used to control the stress in real time. Compared with the forming method of direct laser deposition, the method can effectively reduce pores inside a sample, and ensure the consistency of the solidified structure and the uniformity of the stress distribution. At the same time, the method has a highutilization rate of ultrasonic energy, and can realize ultrasonic intervention in the forming process of large components.

The invention relates to a gas hydrates solid state exploiting experiment simulation device, which is characterized by comprising a vertical lift pipe, wherein an inlet on the lower end of the lift pipe is connected with a feed bin and extends into the feed bin; an outlet on the upper end of the lift pipe is tangentially connected with the upper part of a cylindrical separator; the bottom of the separator is provided with a turbine flowmeter and a solid state particle weight-measuring device; the turbine flowmeter is connected with a liquid level holding water tank; the solid state particle weight-measuring device is connected with an inlet on the upper end of a particle recovery pipeline; an outlet on the lower end of the particle recovery pipeline is connected with the feed bin; the bottom of the liquid level holding water tank is connected with the bottom of the feed bin through a pipeline; a vertical section of the lift pipe is provided with a plurality of gas injection pipelines; each gas injection pipeline is provided with a plurality of gas injection ports communicated with the lift pipe; the gas injection ports are connected in parallel with a gas transmission pipeline through the gas injection pipelines; and the gas transmission pipeline is connected with an air compressor through a rotermeter and a gas-pressure regulator. The device has the advantages of simple structure, convenient operation, accurate simulation and the like, and can be applied to laboratory simulation of a sea seepage type gas hydrates solid state exploiting technology.

A non-contact liquid-spraying grinding head for the numerally controlled polishing is composed of a hollow drive shaft and a hollow grinding head with an internal cavity and several polishing liquid spraying-out holes. Its advantages are high polishing quality.

The invention relates to an adjustable and controllable simulated rainfall device, and belongs to the technical field of artificial rainfall. The adjustable simulated rainfall device comprises lifting systems, a rainfall system, a control system and a water supply system, wherein four sets of lifting systems are provided, and construct four support legs of the device; the rainfall system consists of rainfall rods; the control system comprises two stepping motor chain wheels, two stepping motors, a rainfall angle adjusting chain, a solar panel, a rainfall angle adjusting chain wheel, a rainfall angle tail end controller, a rainfall density tail end controller, a rainfall density adjusting chain, a pressure roller base, a pressure roller and a rainfall density adjusting chain wheel; and the water supply system comprises a telescopic hose, an adjustable one-way valve, a speed regulating motor, a hydraulic motor, a water pipe and a water tank. The adjustable and controllable simulated rainfall device is convenient to install, the rainfall density and the raindrop falling angle can be changed at any time, the rainfall uniformity is high, natural rainfall in different areas under different climate conditions can be well simulated, and the research of water and soil loss under variable rainfall conditions is well facilitated.

The invention discloses an electroluminescent device, a manufacturing method of the electroluminescent device, a display substrate and a display device. The electroluminescent device comprises the substrate and a pixel definition layer which defines a pixel opening matrix. At least one connection channel is formed in the pixel definition layer. An electroluminescent layer with a preset color is formed in each pixel opening in the pixel opening matrix. At least two pixel openings which are located in the same row or column of the pixel opening matrix and correspond to the electroluminescent layers with the same color are connected through the connection channels. According to the technical scheme, the connection channels are formed in the pixel definition layer, so that when electroluminescent material solution is instilled into the pixel openings, the storage amounts of the electroluminescent material solution in the pixel openings which are located in the same row or column and correspond to the electroluminescent layers with the same color are the same, the thicknesses of the electroluminescent layers formed after drying are the same, and then the light emitting evenness of the electroluminescent device is guaranteed, and the performance of the electroluminescent device is improved.

The invention discloses a bending device which comprises a bending machine and a battery clamp, wherein the bending machine comprises a platform, a battery location device which is arranged on the platform, a clamping device and a bending unit; the batter clamp comprises a battery lining plate and a cover plate, the battery lining plate can be separately and fixedly arranged on a clamp platform, a plurality of battery accommodating grooves which are linearly arrayed are arranged on the battery lining plate, and elastic location devices are respectively formed at the side parts and bottoms of the battery accommodating grooves; and the cover plate is separately and fixedly arranged on the battery lining plate. According to the bending device, the battery lining plate adopts a mechanism of precisely locating a plurality of batteries at the same time, and the product quality uniformity can be effectively ensured through utilizing the elastic location devices.

The invention discloses a method for synthesizing an arbitrarily shaped NiTi shape memory alloy in situ. The method comprises the following steps of: uniformly mixing pure Ti powder and pure Ni powder with the grain size of less than 50 mu m and the same mean grain size according to an approximate equiatomic proportion, and preconfiguring mixed powder layers with the thickness of 10 to 20 mu m on a pure Ti metal substrate layer by layer by utilizing a selective laser melting rapid prototyping method; and melting mixed powder point by point, line by line and layer by layer by utilizing a continuous YAG or a fiber laser with the focusing spot diameter of less than or equal to 40 mu m under the protection condition of the water and oxygen content of less than 10 ppm, and finishing the in-situ synthesis and the melting stacking processing of the NiTi shape memory alloy in a designed shape. The invention can overcome the difficulties of the prior art, and provides the method with short cycle, low cost, high flexibility, and capacity of synthesizing the arbitrarily shaped NiTi shape memory alloy with the consistency of near 100 percent and without composition segregation and impurities.

The invention discloses a mouse irradiation disc fixing device. The mouse irradiation disc fixing device comprises a base disc (1) and a top cover (4) arranged on the base disc, the base disc (1) is of a concentric circle structure formed by a round outer edge and a round inner edge, a plurality of partition boards (9) are arranged between the round outer edge and the round inner edge to divide the base disc (1) into mouse cells of the same size, the round outer edge of the base disc (1) is evenly provided with a plurality of raised clamps (11) with adjustable height, the top cover (4) is provided with an elliptical mouse passing hole (8), the position of the top cover, which is adjacent to the mouse passing hole (8), is provided with a push-pull type baffle (6) which plays a sealing role. Due to the fact that the height of the raised clamps can be adjusted to enable the mouse cells to have gaps, the mouse irradiation disc fixing device can guarantee that mice can breathe normally during experiments, and improves the accuracy of irradiation dose; can meet the requirement of simultaneously irradiating one group or a plurality of groups of animals to improve experiment efficiency and to reduce experiment costs. Besides, main body components of the mouse irradiation disc fixing device are easy to disassemble, so that cleaning is facilitated.

The invention includes sampling part and analyzing part. The analyzing part includes light source system, spectrum system, sequential control system and acquisition analysis system. The sampling part is composed of cyclone separator and quartz analysis pool under the former. In working condition, the quartz analysis pool taken off from the cyclone separator is fixed a fixed station driven by a motor. In the light source system, a filter is installed on emergent light of the laser. A plane mirror is installed at 45 deg of angle with emergent light. A convex lens setup perpendicular to emergent light is installed with its focus point on the quartz analysis pool. The instrument can measure main element, most of secondary elements and minority of trace elements. The sampling and measuring time is less than 5 minutes.

The invention relates to a multimedia medical data indexing method and device. The method comprises the steps of receiving search conditions at least including operation information keywords; according to the operation information keywords, acquiring the corresponding matching operation video from a storage device and playing the matching operation video with a display device, wherein all the operation information keywords form an operation information keyword set; the operation information keyword set at least includes a piece of sub-information in operation scheduling information of an intelligent scheduling system of operating rooms of a hospital; the storage device storages the operation scheduling information, operation videos and the corresponding relationships of the operation scheduling information and the operation videos. The method and the device can solve the problem that it is difficult to find required operation video materials.

The invention relates to a polydimethylsiloxane array micropore film preparation method, and belongs to the field of micro-electro-mechanic manufacturing. The method comprises: 1, coating a layer of an SU-8-2005 photoresist on the surface of a mold lower substrate (11) to form a pretreatment thin photoresist layer (10); 2, coating an SU-8 photoresist on the surface of the pretreated mold lower substrate (11) to form an SU-8 micro group column structure (9); 3, manufacturing a micro group column channel mold; 4, placing the micro group column channel mold into a film production container (4), and pouring a PDMS glue (6) into the container; 5, adopting a vacuum pumping manner to fill the PDMS glue into the micro group column channel so as to complete mold injection; 6, carrying out colloidal curing; and 7, separating the cured PDMS glue from a mold upper substrate (7) and the lower substrate (11). The prepared micropore film can be used for electrolytic machining so as to significantly improve locality and micro-scale processing capacity of mask electrolytic machining.

A sauce material packaging device solves the problems of complex structure, material clamping in a sealing opening, untight sealing, waste of raw materials and a high fault rate in prior art. The sauce material packaging device comprises a machine body, a feeding device, a film supporting device, a film conveying device, a packaging hopper and a packaging device. The sauce material packaging device is characterized in that a stirring mechanism is arranged in the feeding device, a sauce material conveying device is arranged below the feeding device, an injection output port of a charging cavity is provided with a conveying elbow, and the output end of the conveying elbow is provided with a sealing cylinder; the packaging device comprises a lateral side longitudinal sealing device, a bottom side transverse sealing cutting off device, a dragging device and a packaging driving mechanism; swing arms on both sides of the lateral side longitudinal sealing device and the bottom side transverse sealing cutting off device are connected to cams arranged on an upright shaft respectively; and rotary shafts of the two dragging wheels are connected to a transmission gear respectively. The sauce material packaging device is reasonable in design, compact in structure, reasonable in space occupation, and stable and reliable in operation, can ensure uniformity of a feeding concentration of a sauce material, and prevents problems of material clamping and untight sealing of the packaging sealing opening, and the sealing opening is attractive in forming.

The invention discloses a coplanarity measuring system based on a projection Moire principle, which comprises a cold light source (1), a collimation lens (2), a CCD (Charged Coupling Device) camera (3), an LCD panel (4), a projecting lens (5), an optics platform (6), a high-precision mobile station (7) and a computer (8). The LCD panel (4) shows candy strips which are generated by the computer (8), light emitted by the cold light source (1) irradiates on the LCD panel (4) after passing through the collimation lens (2), the candy strips which are showed on the LCD panel (4) are projected on a reference plane or a to-be-measured object surface which is loaded on the high-precision mobile station (7), and the CCD camera (3) is arranged on the side surface of the LCD panel (4). The invention ensures that the uniformity, the measuring area and the measuring accuracy of the whole light field are greatly improved, and can meet the requirement for large-area and high-accuracy real-time rapid measurement required by the current package test.

The invention belongs to the electrochromic thin film preparation technologies, and relates to an electrochemical doping method for an electrochromic thin film. The steps for electrochemical doping comprise preparation of the electrochromic thin film, preparation of doped liquid, preparation before doping and process of doping. According to the electrochemical doping method for the electrochromic thin film, high-proportion doping is achieved; deposit cannot be generated in the doping process so that the uniformity of the doped thin film can be ensured; and when multi-component doping is conducted, the experimental process is simplified, expensive experimental equipment is omitted, and therefore the doping cost is reduced.