43results about How to "Simplify subsequent processes" patented technology

The invention relates to a method and a system for separating MTP (Methanol to Propylene) reaction mixed gas, wherein quenched water of a pre-quenching tower and a quenching tower kettle is respectively treated; gas hydrocarbon obtained at a compression II section is water-washed and alkali-washed and then enters a compression III section; the gas hydrocarbon obtained at the compression III section and liquid hydrocarbon not containing heavy hydrocarbons of C6 and more are respectively dried by the gas hydrocarbon, are flocculated by the liquid hydrocarbon and are dried, and then are conveyedinto a depropanization tower; a condensate stripping tower is arranged between the compression sections and is used for separating the condensate between the compression sections; light hydrocarbon components are returned back to the outlet of the compression II section and a heavy hydrocarbon components are respectively conveyed to a debutanization tower to be refined; the depropanization tower is arranged between the compression III section and a compression IV section and utilizes a regular rectification; the tower top of a demethanation tower is provided with a differential condenser for recycling refrigeration capacity thereof and reducing the loss rate of ethylene. The method and the system provided by the invention can effectively optimize technical flows, reduce system power consumption, reduce pipe corrosion and reduce investment cost.

The invention discloses a combined vibrating comb type fruit picking device. The combined vibrating comb type fruit picking device comprises a comb row mechanism, a base, a handheld rod external member, a transmission mechanism, a rotating speed control mechanism and a power source, wherein the comb row mechanism consists of an upper fixed comb row and a lower vibrating comb row; the upper fixed comb row is arranged on the upper end face of the base; the lower vibrating comb row is connected with an oscillating rod of the transmission mechanism; the transmission mechanism is connected with the power source through a soft shaft; the power source is connected with the rotating speed control mechanism through a control connecting line; and the rotating speed control mechanism is arranged on the handheld rod. The combined vibrating comb type fruit picking device picks fruits by using double picking comb rows, the upper fixed comb row has the effect of fixing litchi branches and the lower vibrating comb row applies vibration excitation to fruit-hanging branches, so the condition of waste of energy caused by disordered motion generated by picking operation of a single vibrating comb row structure is effectively avoided, mechanical damage is reduced and the picking efficiency is improved.

A chitosan-Cu matches as the adsorptive additive of filter tip for cigarette in order to adsorb tar and nitosamine from the smoke of cigarette is prepared from chitosan and copper sulfate through proportional mixing in organic solvent, centrifugal deposition, washing, drying and pulverizing.

The invention discloses a grab bucket with an internal material compressing function. The grab bucket comprises a grab bucket body. A fixed seat is arranged at the upper end of the grab bucket body. Grab bucket sections are arranged at the two ends of the fixed seat. A hydraulic supporting rod is mounted between each grab bucket section and the fixed seat. A material compressing device is mounted in each grab bucket section and fixed to the inner side wall of the corresponding grab bucket section. A push rod is mounted at the front end of each material compressing device. One end of each push rod is fixedly connected to the corresponding material compressing device, and the other end of each push rod is fixedly connected with a compression push plate. In this manner, after being grabbed by the grab bucket, materials in the grab bucket can be compressed, and therefore the occupied space of the materials can be reduced, the later procedure can be simplified, and the compressed materials are convenient to transport and store later.

The invention discloses a motor comprising a stator assembly, a printed circuit board, a rotor assembly, an upper bracket, a lower bracket and a power supply splicing terminal. The stator assembly is integrally formed by a hollow stator iron core, a stator of an insulator with coils winded on the iron core and a moulding part surrounding the stator iron core and the insulator; the printed circuit board is mounted on the upper part of the stator assembly; the rotor assembly is rotatably arranged inside the stator assembly; the upper bracket and the lower bracket respectively enclose the upper part and the lower part of the stator assembly; the power supply splicing terminal is arranged on the insulator; and when the moulding part is formed, one end of the terminal exposes on the upper part of the moulding part and is electrically connected with the printed circuit board. The invention has the advantages that the motor is a stator moulded-type motor, and the printed circuit board is accurately combined with the stator assembly to prevent coils from being damaged; besides, the combining directions of the rotor assembly and the printed circuit board are different, thereby conflict therebetwwen is relieved. The motor is easy to manufacture and convenient to assemble, and can greatly improve the production efficiency.

The invention relates to weaving method for warp knitting a seamless bottomless jacquard weave silk pantyhose. A two-needle bar warp knitting machine is used for production, and the weaving method comprises the steps that 1, a pantyhose waist portion is thick fabric, and the side seams of the pantyhose waist portion are thick edge-connected fabric; 2, a pantyhose body portion is plain stitch thin fabric, and the side seams of the pantyhose body portion are thin edge-connected fabric; 3, a pantyhose crotch portion is thick fabric, and thick needle supplement fabric is added at the connection portion of the right side of the thick fabric of the pantyhose crotch portion and the plain stitch thin fabric of the pantyhose body portion; 4, a pantyhose crotch stitching portion is thick stitching fabric, and the right side of the thick fabric is thick needle supplement fabric; 5, stocking leg portions are entirely plain stitch thin fabric, and partly provided with thick fabric and small-mesh jacquard weave fabric, thick needle supplement fabric is added between the right side of the thick fabric and the plain stitch thin fabric, and small-mesh needle supplement fabric is added between the right side of the small-mesh jacquard weave fabric and the plain stitch thin fabric; 6, pantyhose point portions are thick fabric, and pantyhose point stitching portions are thick stitching fabric. The weaving method for the warp knitting the seamless bottomless jacquard weave silk pantyhose has the advantages of being capable of achieving the production of the seamless bottomless jacquard weave silk pantyhose with the fine, smooth, thin and transparent texture, breathable and capable of preventing scattering.

The invention discloses a fracturing process for laser optical glass cutting. The process comprises the following steps: (1) an optical glass plate is placed in a laser cutting machine for cutting; (2) the optical glass plate is positioned in a fixture lifting basket after laser cutting; (3) the fixture lifting basket with the optical glass plate is totally merged in wetting permeation liquid by 10-30 seconds; (4) the merged fixture lifting basket with the optical glass plate is slowly pulled out from the wetting permeation liquid; and clean air currents are used for blow drying of the wettingpermeation liquid on the optical glass plate and the fixture lifting basket; (5) the dried optical glass plate is put in a plastic packing box; (6) the plastic packing box with the optical glass plate is transferred into a microwave working station for microwave processing; and (7) a finished glass plate and edge frame wastes in the plastic packing box are taken out. The process realizes automatic large-batch fracturing of wafers, improves the fracturing efficiency, reduces the use cost, guarantees the cleanness after fracturing, and reduces the cost of similar process laser fracturing equipment.

The invention belongs to the technical field of medicine and chemical engineering and in particular relates to a preparation method of isoflurane for inhalation anesthetics. The method solves the problem that the conversion rate is low, the cost is high and the fatalness is high in the prior art; in order to overcome the problems in the prior art, the technical proposal is as follows: the preparation method of isoflurane for inhalation anesthetics comprises the following steps in sequence: (1)reaction: HFE with water content less than 50ppm and lewis acid which are taken as raw materials to take reaction according to the mole number ratio of 1:0.8-3; (2) hydrochloric acid is dropwise added, the mixture stands for layer separation and then oil phase is obtained; (3) the isoflurane product is obtained by neutralizing, washing and rectifying the oil phase. Compared with the prior art, the method has the advantages of high yield, low cost, low hazard and convenient separation and purification.

The invention discloses a motor comprising a stator assembly, an opening part, a bracket and resins. The stator assembly is integrally formed by a stator and a moulding part surrounding a stator iron core and an insulator; the opening part is communicated with outside of the stator assembly; the opening part is connected with the upper part of the moulding part through a plane part; the outside diameter of the bracket is less than the inside diameter of the outside inner wall; a tail end along a radius direction is mounted on the plane part and keeps a certain gap with the outside inner wall to enclose the opening part; and the resins are coated in the gap. The invention has the advantages that the motor is a stator moulded-type motor, and the printed circuit board is accurately combined with the stator assembly to prevent coils from being damaged; the bracket and the moulding part are combined with each other more firmly via mechanical and chemical combination so as to prevent the bracket from being separated as a result of vibration during the operation process of the motor and avoid electric leakage caused by water penetration to the utmost extent. The motor is easy to manufacture and convenient to assemble, thereby greatly improving the production efficiency.

The invention relates to a vacuum pumping-type squeezing roller structure removing free water, which comprises a roller shaft, an end plate, a roller body, a rubber coating and a mounted bearing, wherein a plurality of keyway-shaped water troughs are uniformly distributed on the surface of the rubber coating in the axial direction; the end surface of the roller shaft is provided with a plurality of axial water through holes that are uniformly distributed along the circumferential direction; the circumferential surface of the roller shaft is provided with a plurality of radial water through holes that have the same size and the same amount with the axial water through holes and are crossed and communicated with each axial water through holes respectively; a water pipe is arranged between each radial water through hole of the roller shaft and each water trough of the rubber coating so that the radial water through hole is communicated with the water trough one-to-one correspondingly; and a vacuum pumping component is arranged at the axial water through hole of the roller shaft. In the invention, one vacuum pumping component that can be connected with the external vacuum equipment pumps the free water that flows into the internal water hole after being squeezed, thus improving the squeezing dehydration rate.

The invention provides a dry electrode film preparation device and its battery production line, including a preforming mechanism for preforming the mixed raw materials into a self-supporting semi-finished dry electrode film and a preforming mechanism for rolling the semi-finished dry electrode film It is the rolling mechanism of the finished dry electrode film. The preforming mechanism includes a conveying workbench, a material distributing mechanism and a compacting mechanism arranged above the conveying workbench. The rolling mechanism corresponds to the discharge end of the conveying workbench, and the material distributing mechanism is close to the The feeding end of the conveying table is used to flatten the raw material into a raw material layer; the compacting mechanism is provided with a compacting surface corresponding to the table surface of the conveying table, used for compacting the raw material layer. The raw material is preformed into a self-supporting semi-finished dry electrode film by the preforming mechanism, and then rolled by the calendering mechanism, so that the electrode film is not easy to be broken during production, and the required dry product can be achieved without multiple rolls. The thickness of the electrode film.

The invention discloses a production line and a process for punching a U-shaped beam. The production line for punching a U-shaped beam comprises a feeding mechanism, a workpiece feeding device, a punching main machine for punching the ventral side of the U-shaped beam, a blanking feeding device and a blanking device, wherein a wing-surface punching machine for punching and marking the wing surfaces of the U-shaped beam is arranged at one side of the punching main machine. The process for punching a U-shaped beam comprises the following steps of: (1) placing the U-shaped beam on the workpiece feeding device; (2) conveying the U-shaped beam in the punching main machine and punching the ventral side; (3) enabling the U-shaped beam to enter the wing-surface punching machine from the punching main machine and marking at corresponding positions of the wing surfaces of the U-shaped beam; and (4) conveying the U-shaped beam to the next working procedure by the blanking device. The invention has the advantages that the subsequent working procedures are simplified, the production efficiency is improved, and the production cost is decreased because the hole positions of the left wing surfaceand the right wing surface of the U-shaped beam are punched and marked before or after the ventral side is punched so as to avoid repositioning hole positions in the next working procedure.