9results about How to "Reduce transfer steps" patented technology

The utility model relates to the field of pesticide residue treatment, specifically is a kind of integrated agricultural product pesticide residue crushing extraction equipment, including extraction cylinder, the inside of extraction cylinder is sequentially opened with crushing chamber, control chamber and stirring chamber from top to bottom, heating unit is fixedly arranged on extraction cylinder and is matched with stirring chamber, the side portion of extraction cylinder is provided with centrifuge, and the bottom end of stirring chamber is communicated with centrifuge;The integrated agricultural product pesticide residue crushing extraction equipment of the utility model integrates multiple functions such as crushing, stirring, heating, centrifugal separation in one, realizes the full-process automation operation from agricultural product feed to residue extraction, separation, reduces the connection and transmission steps between multiple devices in traditional equipment, improves work efficiency, saves space.

The application relates to the technical field of semiconductor optoelectronic devices, and discloses a low-crosstalk Micro-LED epitaxial wafer, a preparation method and a Micro-LED display system. The low-crosstalk Micro-LED epitaxial wafer comprises a driving backboard, a light-emitting structure and a photonic lattice isolation structure layer which are sequentially stacked, the light-emitting structure comprises a P-type semiconductor layer, a multi-quantum well light-emitting layer and an N-type semiconductor layer which are sequentially stacked on the driving backboard; a groove array arranged periodically is formed on the photonic lattice isolation structure layer, so that the Micro-LED epitaxial wafer is divided into a plurality of independent pixel units, the pixel units comprise a transmission unit and a conversion unit, and the light-emitting colors of the transmission unit and the conversion unit are different; quantum dot materials are filled in the grooves corresponding to the conversion units and are used for realizing light-emitting color conversion. According to the application, multicolor pixels can be directly realized on the driving backboard, the crosstalk rate is reduced, and the color purity, yield and light-emitting efficiency are improved.

The utility model relates to a kind of five-axis linkage measuring device, including base, X-axis linear motor, Y-axis linear motor, custom Z-axis linear motor, A-axis rotary motor, C-axis rotary motor and product fixture platform;X-axis linear motor is located on base, Y-axis linear motor is located on X-axis slider, custom Z-axis is located on Y-axis slider, A-axis, C-axis are located on Z-axis output end, and product fixture platform is located on C-axis;Z-axis satisfies precision≤2.5um, stroke 150mm and has power-off protection.Measurement, reference element is not moved, product is moved with five-axis collaborative interpolation motion, realizes large area, four around arbitrary point and R angle / arc surface oblique angle measurement.The utility model solves the problem that existing equipment structure redundancy, flexibility is low, cannot measure large area and oblique angle, with the advantages of simple structure, high flexibility, high precision, low cost, easy maintenance, can be used as laboratory standard measurement equipment.

The application discloses a kind of based on oxide cleavage two-dimensional material method;The specific steps of the method are as follows: (1) the block crystal material to be cleaved is closely attached together with vacuum tape, and a layer of insulating oxide film is covered on the surface of the crystal material;(2) heat release tape is heated in advance and released onto the substrate, forming a layer of heat release tape residual layer;(3) the side of the crystal mother tape covered with oxide film is pressed onto the substrate;(4) tear the vacuum tape, as the heat release tape residual layer has adhesion, it will stick the oxide film together with the crystal on the substrate, the crystal surface is exposed;(5) use traditional cleavage tape to continuously thin the crystal to complete the cleavage of the crystal.The application has fewer transfer steps and high cleavage efficiency;The application avoids direct heating of the crystal material sample, which can ensure the stability of the crystal material, and is especially suitable for cleavage of unstable crystal materials.

This invention discloses a drying system and method for the production of spherical alumina, comprising a drying cylinder with a feeding port and a discharging port, a slag discharge port at the bottom of the drying cylinder, and a sealing frame located outside the slag discharge port at the bottom of the drying cylinder, with a sealing plate slidably fitted inside the sealing frame. This invention overcomes the shortcomings of existing technologies, is rationally designed, and combines centrifugal drying to remove most of the moisture with drying to remove residual moisture, reducing the number of material transfer steps and improving the efficiency of material drying. It has high social value and application prospects.

The utility model discloses a kind of low pressure preparation chromatogram sample purification and automatic feeding device, it is related to the field of pharmaceutical synthesis experiment, and it includes: the upper end of extraction column pipe is set open, lower end is connected and is provided with lower interface, and extraction column pipe is filled with adsorption extraction filler layer above lower interface in;Adsorption extraction filler layer is flexible mechanical compressible material with communicating type porous;Vacuum evaporation heater is sleeved in the outside of extraction column pipe, for the target reaction mixture is removed by vacuum heating evaporation;Liquid channel is connected and is provided with in sample rod along the axial direction, and the outer periphery of one end of sample rod is circumferentially sleeved with sealing assembly;The one end of sample rod setting sealing assembly is pushed into extraction column pipe from upper end opening, for compressing adsorption extraction filler layer;The inner wall of extraction column pipe is tightly attached to the outer wall of sealing assembly, for sealing extraction column pipe. The scheme not only does not need to operate the silica gel micro powder of health threat, also greatly speeds up the purification speed of chemical reaction mixture.

The present application relates to a kind of carbon nanotube-Fe base hydrogen production electrocatalyst and application, belong to water electrolysis hydrogen production technical field.The present application is mainly realized by the following steps: one, current collector surface pretreatment;Two, solvothermal synthesis Fe base precursor;Three, in situ preparation carbon nanotube-Fe base electrocatalyst under chemical vapor deposition;Four, electrochemical in situ activation.The present application proposes carbon nanotube-Fe base composite electrocatalytic structure in situ construction on the surface of conductive current collector for the first time.Under the synergistic effect of each parameter in preparation process, the obtained structure not only can give full play to the conductive and structural advantages of carbon nanotube, but also can regulate the electronic structure of Fe base active site through interface coupling effect, so as to significantly improve the performance of water electrolysis hydrogen production.Compared with prior art, in situ preparation electrocatalyst is in situ bonded with current collector and has good dispersibility, and carbon nanotube-Fe base electrocatalyst is conducive to forming conductive network and improving electrocatalytic efficiency.

The application relates to the technical field of valve machining, and discloses a valve coaxiality machining correction structure which comprises an operation table and an L-shaped mounting cavity arranged on the top of the operation table, two groups of side branch cavities are integrally formed on the side wall of the L-shaped mounting cavity and arranged oppositely, a front side frame cavity is integrally formed on the side of the side branch cavity and perpendicular to the outer wall of the L-shaped mounting cavity, a hollow rod member extending into the side branch cavity is penetratively and rotatably arranged on the side inner wall of the front side frame cavity, and a limiting plate is fixedly connected to the side end wall of the hollow rod member extending into the side branch cavity. In the application, the valve is stably clamped by the telescopic assembly pushing the limiting plate, the clamping firmness can be ensured, the valve is prevented from loosening and deviating during machining, the valve can be horizontally rotated flexibly according to the machining mode, the valve does not need to be repeatedly disassembled and reassembled, and the clamping frequency is greatly reduced.

The invention relates to wafer transfer equipment, and relates to the field of wafer processing equipment. The supporting platform is mounted at the movable end of the linear motor; the driving mechanism is mounted on the supporting platform; the rotating mechanism is installed on the supporting platform, the rotating mechanism is connected with the driving mechanism, and the driving mechanism is used for driving the rotating mechanism to move; the lifting mechanism is installed on the supporting platform, the lifting mechanism is connected with the driving mechanism, the lifting mechanism is connected with the rotating mechanism, and the rotating mechanism is used for driving the lifting mechanism to rotate; and the vacuum suction cup is mounted on the lifting mechanism. The method has the effects of improving the processing quality of the wafer and improving the transfer efficiency of the wafer.