504results about How to "Improve product quality stability" patented technology

Disclosed is a control method of rotary drum type cut-tobacco drier three-level regulation. The method can be adopted to maintain invariability of parameters of rotation speed of a rotary drum, temperature of a drum wall, hot wind quantity and the like, and an electric balance flow in a rotary drum inlet is set according to a preset value. When deviation exists between an estimated value of the cut-tobacco moisture content of a rotary drum outlet and a set value of the cut-tobacco moisture content of the rotary drum outlet, the hot wind quantity is preferentially adjusted; when the hot wind quantity reaches an adjusting limit value within a required range of the needed hot wind quantity, and when the deviation still exists between the estimated value of the cut-tobacco moisture content of the rotary drum outlet and the set value of the cut-tobacco moisture content of the rotary drum outlet still, the temperature of the drum wall is readjusted; when the hot wind quantity and the temperature of the drum wall are both in the adjusting limit value which is within the required range, and when the deviation still exists between the estimated value of the cut-tobacco moisture content of the rotary drum outlet and the set value of the cut-tobacco moisture content of the rotary drum outlet, finally flow quantity of the electric weight flow of the rotary drum inlet is adjusted. By the adoption of the three-level regulation, namely the hot wind quantity, the temperature of the drum wall, and the electric balance flow, and therefore the requirement that the estimated value of the cut-tobacco moisture content of the rotary drum outlet reaches the set value is satisfied, and stability of product quality is raised.

The invention discloses a vertical pipe production line. The vertical pipe production line is characterized in that: a core shaft support is arranged on a lower portion of a frame, a mold core shaft is erectly fixed on the core shaft support, a propulsion device connected with a first power generator is arranged on a lower portion of the mold core shaft; at least a support frame is fixed on the frame, a circular orbit and a second power generator are arranged on the support frame, the core shaft support is positioned in the center of the circular orbit, a circumferential yarn disk is arrange on the circular orbit and is connected with the second power generator; a circular dipping groove is arranged on the support frame approaching a circumference inside the circular orbit, a axial fiber position frame and a circumferential fiber position frame are distributed on the circular dipping groove; a product synchronization cutting apparatus is fixed on an upper end of the frame, the productsynchronization cutting apparatus is positioned above the mold core shaft. According to the present invention, the vertical pipe production line is adopted, such that circumferential winding of the continuous fibers and axial arrangement of the continuous fibers are combined well so as to improve product quality and processing stability.

The invention discloses a bearing retainer and a machining technique thereof. The technique mainly comprises: blanking perimeter and height required by the retainer at a time, moulding all cage pocketstructures of the retainer at a time, and punching all the cage pockets into concave cage beams provided with groove structures at a time; circling the retainer bracket with circling mould, and welding the butt ports of two ends of the circle to form an integral bearing retainer structure. The machined bearing retainer bracket is in the integral bearing retainer structure formed by manufacturinginner and outer ring beams, cage pockets, concave cage beams between adjacent cage pockets, and boundary beams for connecting the concave cage beams to the space between the inner and outer ring beamswith the same mild steel plate through the previous technique so that the invention has the advantages of reducing accumulated technique deviations, improving precision and reliablity of products, solving the problem of high cost of material waste in conventional bearing machining technique, fully increasing the utility rate of material, and further improving the production efficiency of the bearing retainer.

The invention discloses a sunflower module assembling system based on visual guidance. The module assembly system based on visual guidance comprises a screw feeder, a data processor and a manipulator,wherein an executing mechanism is arranged at the tail end of the mechanical arm, an industrial camera is installed on the tail end executing mechanism, a conveying belt is arranged below the industrial camera, a module tool station is arranged above the conveying belt, and a sunflower module is placed on the module tool station; and a visual guidance assembly technology working method comprisesthe steps that a module workpiece is moved to the tool station through the conveying belt for photographing, the industrial camera transmits an acquired image to the data processor, the data processorperforms image preprocessing and screw hole position detection on the acquired image, the manipulator carries a screw to reach the position of a screw hole for locking screw operation, and the mechanical arm completes the operation and assembly of the locking screw operation. The system and the method has the advantages that the module assembly technology based on visual guidance is used for replacing manual assembly, the quality stability of the assembled product is good, the production efficiency is improved, and the enterprise cost is reduced.

The invention discloses a method for producing high-purity upward oxygen-free copper rods, which comprises the following steps: uniformly adding copper plates into a melting furnace in batches during melting of copper materials; adopting a Cu-RE intermediate alloy rod to continuously add single rare earth element or mischmetal element, realizing electromagnetic stirring in the melting furnace through induction heating coils, and making the rare earth element uniformly distributed in molten copper; and arranging a ceramic filtration baffle plate on the front of a sluice between the melting furnace and a heat-insulating furnace, making the ceramic filtration baffle plate completely cover the sluice, preventing rare earth oxide from being rolled into upward oxygen-free copper rods, and obtaining the high-purity upward oxygen-free copper rods. The method has the advantages of simple production technique, stable production process, less residual oxide inclusion formed by the rare earth element, good purification effect of the copper materials, and good product quality.

The invention provides a method for preparing a bamboo-based activated carbon and a preparation device thereof. The method comprises the following steps: A, drying, namely crushing bamboo materials at 250-350 DEG G and drying the crushed bamboo materials by drying air; B charring, namely charring the dry bamboo materials under the oxygen deficit condition by using 550-700 DEG C pyrolysis gas as thermal supports; C activating, namely spraying water steam to the charred bamboo materials, activating the bamboo carbon under the oxygen deficit condition at the activating temperature of 900-1000 DEG C, and cooling the activated bamboo carbon to obtain the bamboo-based activated carbon. The reaction is uniform and complete, the water steam in the activating process is completely contacted with the charred material, the generated activated carbon does not easily head and scale in the furnace, and the stability of product quality and the rate of carbon are improved. Moreover, the charring dry-distillation residual heat is completely utilized, the energy consumption is reduced, the charring dry-distillation by-products are recovered, the fume emission is reduced, the pollution to environment is reduced, and the comprehensive utilization rate of the bamboo materials is improved.

The invention discloses a fully-automatic round-head barrel hook forming machine belonging to the field of wire bending machines. The fully-automatic round-head barrel hook forming machine comprises a steel wire feeding device, a handle tube feeding device, a forming device, a fetching and shaping device and a control system, wherein the handle tube feeding device is arranged in front of the forming device; the steel wire feeding device is arranged at the rear of the forming device; the fetching and shaping device is arranged in front of the forming device, is located below the handle tube feeding device and is composed of a grabbing mechanism, a locating mechanism and a shaping mechanism; and all the steel wire feeding device, the handle tube feeding device, the forming device and the fetching and shaping device are automatically controlled by the control system to sequentially finish the actions of handle tube feeding, steel wire feeding, barrel hook forming as well as fetching and shaping. By using the fully-automatic round-head barrel hook forming machine, a barrel hook not only can be fully-automatically produced, but also can be corrected and shaped after being formed to make preparation for the next installation of the barrel hook, so that the requirement of an automatic installation production line of the barrel hook is met, and the automatic level and production efficiency of vessels such as barrels and tanks are greatly increased.

This invention relates to a temperature-control heat insulating material of the hot working, is oxide of Al2O3 - SiO2 series. According to weight, the components concentration are: 10 to 14% Al2O3, 45 to 52% SiO2, 12 to 16% CaO, 4 to 8%Ca and Na2O, 15 to 22% B2O3. The physics shape of this material under operating conditions is micron order powder or fiber. In the thermo forming process of high-temperature alloy, titanium alloy and so on, this heat insulating material can coat on surface of metal blank to rigidly control deformation temperature, achieve accuracy control, decrease blank heating times, and prolong forge time of each fire.

The present invention discloses a deer's bone melon seed polypeptide medicine composite. It is made up by using deer's bone extract, melon seed extract and one or several excipients, in which the weight ratio of deer's bone polypeptide and melon seed polypeptide is 2:1 to 6:1. Said polypeptide medicine composite can be used as injection preparation.

The invention relates to the energy-saving lamp full automatic-assembly assembly line. It belongs to the energy-saving lamp manufacture equipment technology area. Its characteristic lies in that the rack intermediate deck coordinate installs the work piece conveying appliance by the transmission chain drive, the one output end of the decelerator which installs on the sublayer of the rack and connects the motor driver connects the dynamic major axis which coordinates the cam major axis driver, another output through the cam dismember coordinates to the work piece conveying appliance, above the work piece conveying appliance fit establishes automatic compression moulding equipment, automatic soldering lamp base equipment, automatic dial nail equipment, compression moulding cam, soldering lamp base cam, dial nail cam which installs on the cam major axis separately connects the automatic compression moulding equipment, automatic soldering lamp base equipment, automatic dial nail equipment. The line flow has rational design, the automation pattern substitutes manual work, reduces the suggestion factor of the quality flaw, enormously raises the production efficiency and the product quality, creates the scale effect, take a foundation for promoting the enterprise brand image.

The invention relates to a one-bath dyeing process, in particular to a one-bath process for hair removal and reactive dye dyeing of brocade/cotton fabrics. Follow the steps below: select sample cloth → gray cloth desizing → gray cloth pre-setting → gray cloth mercerizing → dyeing formula design → sample vat dyeing → drying and setting → oiling and setting → pre-shrinking finishing → finished product inspection. A one-bath process of hair removal and reactive dye dyeing of nylon/cotton fabrics, which has obvious energy-saving and emission-reduction effects, and the hand-feel elasticity, color fullness, and various quality internal indicators of the processed fabrics can meet the requirements of different customers.

The invention relates to steel for a wind turbine main shaft bearing and a production method of the steel. The steel comprises the following chemical compositions: 0.10-0.30% of C, 0.10-0.50% of Si, 0.30-0.80% of Mn, 1.30-1.60% of Cr, less than or equal to 0.025% of S, less than or equal to 0.025% of P, 3.25-3.75% of Ni, less than or equal to 0.30% of Cu, 0.15-0.25% of Mo, 0.005-0.05% of Al, 0.005-0.015% of N, less than or equal to 0.0010% of Ca, less than or equal to 0.003% of Ti, less than or equal to 0.0015% of O, less than or equal to 0.04% of As, less than or equal to 0.03% of Sn, less than or equal to 0.005% of Sb, less than or equal to 0.002% of Pb and the balance of Fe and unavoidable impurities. The production process comprises the following steps: hot metal pretreatment, converter or electric arc furnace smelting, LF refining, RH or VD furnace refining, large section continuous casting CCM large continuous casting slab, continuous rolling and finishing, wherein continuous casting slab and rolling slab are all put into pits for slow cooling and softening annealing; the steel is high in purity, tissue uniformity and density, can replace electroslag steel, and meets the requirements on steel for the wind turbine main shaft bearing.

The invention discloses a processing system and technology for natural fibrous composite felt used for an automotive trim plate core layer. The system comprises a fiber net generating device. The fiber net generating device is connected with a drying oven through a bottom curtain, the bottom curtain is provided with a driving structure, fiber nets which come out of the drying oven pass through a hot pressing device and extends to a winding device, a cloth guide roller used for winding the fiber nets to be in a S shape and a supporting conveying roller are arranged in the drying oven, the hot pressing device is a pair of heating and compressing rotary rollers, the fiber net generating device comprises an opening device, a carding device and a net paving device, and the opening device, the carding device and the net paving device are connected in sequence. The processing system and technology for the natural fibrous composite felt used for the automotive trim plate core layer are low in cost, high in performance, environmentally friendly and capable of greatly improving the strength and tenacity of the natural fibrous composite felt, and the natural fibrous composite felt can be used as base materials of various automobile trim plates with high strength requirements.

The invention relates to a preparation method of a flexible lead-acid battery core easy to recycle. The preparation method of the flexible lead-acid battery core is characterized by taking porous glass fiber cloth made of compound sodium alginate fiber as a supporting layer, and comprises the following steps: applying metal flow collection layers to two surfaces of the supporting layer by adopting a vacuum sputtering or vacuum evaporation coating method, coating positive and negative electrode active substances respectively, and drying; spraying a sodium alginate solution on the dried surface, so as to form an isolating layer; and drying so as to obtain the flexible lead-acid battery core capable of being wound. The assembling is performed according to required capacitances, shapes and sizes, electrode leading-out terminals are connected and are pressed in a shell, then an electrolyte is filled in the shell, and the sealing is performed, so that the flexible lead-acid battery core easy to recycle is obtained.

The invention discloses a magnet ring winding machine used for wire rod winding magnet rings with thick wire diameters. The magnet ring winding machine comprises a magnet ring conveying mechanism, a wire feeding mechanism, a winding mechanism and an operating table, wherein the magnet ring conveying mechanism is arranged in the middle of one side of the winding mechanism and comprises a vibration disk and a magnet ring conveying device, and the magnet ring conveying device is arranged between the vibration disk and the winding mechanism; the wire feeding mechanism is arranged behind a base of the winding mechanism and comprises a stepper motor, an upper wire feeding wheel arranged on a rotating shaft of the stepper motor, a lower wire feeding wheel arranged on an internally arranged bearing below the upper wire feeding wheel, a wire horn mouth arranged behind the upper wire feeding wheel and the lower wire feeding wheel, and a wire conduit communicated with a wire hole in the base of the winding mechanism; and the winding mechanism comprises a wire device guiding wire rods to operate, the base mounted on the wire device, a wire driving device mounted on a guide seat, a magnet ring control device fixing and driving a magnet ring to rotate, a wire lifting device arranged on the guide seat, and a wire groove soft belt pulling device arranged below the guide seat.

The invention relates to a continuous proportioning system and a method for a refractory synthesized material, belonging to the technical field of refractory materials. The system comprises a proportioning bin, a belt weigher, a belt conveyer, an on-line element analyzer, a data processing control console and proportioning software, wherein, the on-line element analyzer is used for carrying out full-flow component detection on materials before grinding, and analytical software is used for calculating the composition of the materials and controlling the feeding proportion of the materials according to prescription requirements so as to achieving the purpose of on-line continuous proportioning, thereby realizing that the components of the materials to be ground are precise, unified and stable. The invention overcomes the scale limitation of the traditional batch-type proportioning, solves the problem that the traditional continuous proportioning can not ensure the components of the materials to be ground, promotes the mass production of high-quality synthesis refractory materials, simplifies the control flow and saves the cost.

The invention relates to an inactivated type lactic acid bacteria microecological preparation as well as a preparation method and application thereof. The inactivated type lactic acid bacteria microecological preparation comprises inactivated bacteria and auxiliary materials, wherein the inactivated bacteria comprise inactivated bifidobacteria and inactivated bacterium lacticum. The inactivated microecological preparation disclosed by the invention is high in safety, resistant to infection by bacteriophages, free from limit of bacterium quantity, and high in product quality stability, and can be matched with an antibiotic for use; besides, the inactivated type lactic acid bacteria have the efficient capacity of being adhered to epithelial cells of intestinal tracts, and are resistant to high temperature, high acid and bile; when the inactivated type lactic acid bacteria and the antibiotic are in synergic use, the problems of a viable bacteria preparation can be safely and effectively solved; and in addition, the inactivated lactic acid bacteria can generate competitive inhibition on harmful microorganisms, adsorb harmful substances and regulate an immune response reaction, so that the immunity of organisms can be enhanced. The preparation method disclosed by the invention has the characteristics of being simple to operate and mild in conditions, and cost reduction, popularization and production are facilitated.

The invention discloses a welding device for an automobile antenna PCB product. The welding device comprises a lower rack and an upper rack, wherein a rotary disc and a four-shaft robot are arranged on the lower rack; a plurality of PCB jigs are arranged on the rotary disc in ring array; a first detection device and a second detection device, positioned on the two sides of the rotary disc, are symmetrically arranged on the lower rack; and a soldering device which points to the rotary disc below is arranged on the four-shaft robot. According to the welding device for the automobile antenna PCB product, PCBs are placed on the PCB jigs, after fixation, through the anticlockwise rotation of the rotary disc, the PCB jigs are continuously sent to the positions below the soldering device to be welded, the first detection device detects whether the PCB jigs correspond to corresponding welding procedures or not and detects whether missing placing and mistaken placing exist or not, the second detection device detects whether the PCBs are successfully welded or not and whether welding spots are qualified or not, abnormity warning is carried out, and the stability of welding quality is guaranteed.