76results about How to "The impact of reducing productivity" patented technology

The invention discloses a duct piece production control system and a duct piece production system. The duct piece production control system comprises an actuating mechanism, a programmable controller, an information receiving unit, a communication unit and an interface displayer, wherein the actuating mechanism comprises duct piece moulds, a carrying trolley, a vibrating device, a material feeding device, a maintenance room and automatic doors; the duct piece moulds are loaded and transported by the carrying trolley; the programmable controller comprises an automatic coding and identificationmodule for the moulds, an automatic positioning module for the carrying trolley, a vibrating device control module, a material feeding device control module, an automatic temperature control module for a maintenance device, an automatic door control module, an original point returning module of an assembly line, and a human-computer interface monitoring module; and the duct piece production system comprises the duct piece moulds, a transporting system, a vibrating system, a material feeding system, a maintenance system and the duct piece production control system. By adopting the duct piece production control system and the duct piece production system, the defects of low production efficiency and low safety in the prior art are overcome.

The present invention discloses a water body scale removing and preventing apparatus, which comprises: a cylindrical housing arranged on a water flowing pipeline; and a core coaxially and fixedly arranged in the housing in a sleeved manner, wherein the outer peripheral surface is provided with a concave groove, and the gap formed between the concave groove and the inner wall of the housing is adopted as the water flowing channel. According to the present invention, with the flowing channel structure of the core, the water can be subjected to contact friction with the core and is impacted during the flowing so as to generate the eddy flow, such that the metal electrons in the alloy can be separated and released to adsorb and combine the ions such as calcium and magnesium in the water so as to achieve the water body scale removing and preventing; the invention further discloses applications of the water body scale removing and preventing apparatus in scale removing and preventing of heat exchangers; and with the water body scale removing and preventing apparatus of the present invention, the effective water body scale removing and preventing can be achieved, and the technical problems of low efficiency and poor scale removing and preventing effect of the existing apparatus can be solved.

The invention belongs to the technical field of sewing equipment, and particularly relates to a switching structure of a button sewing machine and a bar tacking machine. A bar tacking adapter or a button sewing adapter is arranged at the front end of a supply frame. Correspondingly, a bar tacking presser foot device is connected to the bar tacking adapter, or a button sewing presser foot device is connected to the button sewing adapter. According to the switching structure, the button sewing adapter and the bar tacking adapter are respectively used for connecting the button sewing presser foot device and the bar tacking presser foot device with the supply frame, and the button sewing machine and the bar tacking machine can be switched as long as three or four parts are replaced, so that ordinary operators can also realize switching, utilization cost and labor cost are saved, and detachment and installation are convenient. Meanwhile, switching time is reduced, and the influence on working efficiency is reduced.

The invention relates to a fan lightning protection device, in particular to a fan blade lighting protection device. The device comprises a fan blade and a lightning arrester installed on the fan blade. The tip of the fan blade is sleeved with an electric conduction cap, the inner surface of the electric conduction cap is attached to the outer surface of the tip, the electric conduction cap is connected with the fan blade in a fastened mode, and the back of the electric conduction cap and the lightning arrester are connected in an electric conduction mode and assembled in a fastened mode. The fan blade lightning protection device has the advantages of being capable of effectively protecting the tip of the fan blade from being damaged by lightning, good in lightning protection effect, simple in structure, easy and convenient to install and use and good in safety performance.

The invention relates to the field of gears, and discloses a lubricating gear. The lubricating gear is provided with an axially-extending central hole (1) and a plurality of teeth (2), wherein a lubricating oil channel which communicates with the central hole (1) and extends into the teeth (2) is formed in the lubricating gear, and a lubricating oil outlet (3) which communicates with the lubricating oil channel is formed in the tooth surfaces of the teeth. According to the technical scheme, the lubricating oil channel can convey lubricating oil to the tooth surfaces of the lubrication gear through the lubricating oil outlet, so that the lubricating oil can be evenly distributed on all tooth surfaces, and full lubricating for the teeth is achieved; thereof, when the tooth surfaces of the lubricating gear are engaged with the tooth surfaces of a to-be-lubricated gear, the tooth surface of the to-be-lubricated gear can be evenly coated with the lubricating oil, and lubricating for the to-be-lubricated gear is achieved; and the lubricating process can be conducted during normal operation of the gear, and influence on working efficiency is very little.

The invention relates to a silicon wafer batch management method and system, wherein the method and system are applied to a silicon wafer processing flow. The method comprises: an accumulation rule and flow accumulation levels are set, wherein the flow accumulation levels include different accumulation types; silicon wafer batches meeting the flow accumulation levels and/or the accumulation rule are selected; and then the silicon wafers are transferred. Therefore, the operation and control on automatic batch accumulation or distribution of the system are realized; a cross contamination phenomenon is avoided; and priority control on special products is realized.

The invention relates to the technical field of evaporation and discloses a linear evaporation source and a vacuum evaporation device. The linear evaporation source comprises a crucible, a mounting plate and a plurality of nozzles, wherein the crucible is provided with an opening part extending in the length direction of the crucible; the mounting plate is detachably mounted at the opening part ofthe crucible, and a plurality of evaporation holes arranged in the extending direction of the opening part and penetrating the mounting plate in the thickness direction are formed in the mounting plate; the plurality of nozzles are in one-to-one correspondence with the evaporation holes in the mounting plate, and each nozzle is detachably mounted to the corresponding evaporation hole. The linearevaporation source can guarantee long-term stable evaporation uniformity; the crucible and an evaporation material are not needed to be replaced in a maintaining process of the linear evaporation source, so that maintenance operation is simple and convenient and consumes shorter time, influence on the production efficiency is smaller, and update cost is lower.

The invention discloses a method of quickly preparing aerogel by accelerating solvent extraction. The method comprises the following steps of: (1) mixing and diluting a fixed quantity of inorganic silicon source and water, adding a fixed amount of acid to form salt-bearing silicasol, and obtaining gel after a period of time, (2) accelerating the solvent extraction of the gel obtained in step (1) with an organic solvent aqueous solution of which a concentration is increased with time, and (3) drying the gel obtained in step (2). The method of preparing the aerogel is simple in procedure, shortin production cycle and low in energy consumption, and the aerogel product has the characteristics of complete structure, low heat conductivity coefficient and high mechanical strength.

The invention discloses a device for power generation by satellite outer surface temperature gradient, and belongs to application of a thermoelectric power generation technology in the field of thermal control of a spacecraft. The device comprises first thermal isolation layers, heat conduction layers, second thermal isolation layers, solar cell panels, thermoelectric devices and energy collection circuits, wherein the first thermal isolation layers cover an outer surface of a satellite, the heat conduction layers cover the first thermal isolation layers, the second thermal isolation layers cover the heat conduction layers, the integrated solar cell panels are arranged on the second thermal isolation layers, the thermoelectric devices are embedded into the second thermal isolation layers, the energy collection circuits are connected with heat conduction devices, the thermoelectric device is embedded into the second thermal isolation layer below each solar cell panel, and one end of each thermoelectric device is connected with the other end of each solar cell panel and then is connected with the heat conduction layer. With the method for power generation by the satellite outer surface temperature gradient, energy sources of the satellite can be increased, the temperature of a sunny surface of the satellite can also be reduced, the temperature fluctuation of the outer surface of the satellite is reduced, and the influence of the temperature on the working efficiency of the integrated solar cell panel is reduced. The method has good application prospect in a moonlet.

The invention relates to a pipe bending machine for hardware manufacturing. The machine comprises a machine body, a guide wheel and a pipeline inlet end, wherein a hydraulic cylinder is mounted at the upper end of the machine body; a machine head is fixed on the left side of the hydraulic cylinder; a rolling shaft is arranged on the left side of the machine head; the lower end of the left side of a screw rod is connected with an electromotor by a driving belt; a mould placement frame is mounted inside the left side of the machine body; the electromotor is arranged above the mould placement frame; an electric cabinet is mounted on the outer side of the machine body and is positioned on the right side of the mould placement frame; a movable plate is arranged in the middle of the pipeline inlet end and a pipeline outlet end; the middle part of the pipeline inlet end is connected with the pipeline outlet end by a connection frame; a pin shaft is mounted in the middle of the connection frame; and the connection frame is arranged on the inner side of the movable plate. The machine head is arranged in the pipe bending machine for hardware manufacturing, and sliding friction is changed into rolling friction in an operation process of the device, so that the friction force between the device and a product is reduced, and the scratching probability of the machine head to the pipeline is further reduced.

The invention discloses an axial flow type miniature vertical water turbine and relates to the technical field of water turbines. The axial flow type miniature vertical water turbine comprises a baseand an axial flow type miniature vertical water turbine body, wherein a first supporting leg and a second supporting leg are fixedly arranged on the outer surface of the top of the base, the bottom ofthe axial flow type miniature vertical water turbine body is fixedly connected with the top of the second supporting leg, a miniature three-phase hydroelectric generator is fixedly arranged on the outer wall of one side of the axial flow type miniature vertical water turbine body, a main shaft is arranged inside the axial flow type miniature vertical water turbine body, the output end of the miniature three-phase hydroelectric generator is fixedly connected with one end of the main shaft, and the outer wall of the main shaft is sleeved with an axial flow type rotating wheel. According to theaxial flow type miniature vertical water turbine, impurities in water are filtered, the influence of the impurities on the working efficiency of the water turbine is reduced, the service life is prolonged, and accidents are prevented.

The invention discloses a salt bath purification additive material and a use method thereof. The salt bath purification additive material comprises the following components in percentage by mole: 30-60 mol% of alkali metal oxide, 20-50 mol% of SiO2 and 8-25 mol% of other oxides. The use method comprises the following steps: S1, providing a to-be-purified salt bath; S2, adding the salt bath purification additive material into the to-be-purified salt bath; S3, taking out the salt bath purification additive material after the salt bath purification additive material reacts with the to-be-purifiedsalt bath for a certain time. S4, putting the salt bath purification additive material taken out in the step S3 into a pure sodium salt bath; and S5, after the salt bath purification additive material reacts with the pure sodium salt bath for a certain time, taking out the salt bath purification additive material for next use. The salt bath purification additive material has the advantages of being capable of rapidly absorbing lithium ions and sodium ions in a salt bath, convenient and rapid to take out and capable of being repeatedly used.

The invention relates to a soil shoveling device, in particular to a constructional engineering soil shoveling device based on vibration excavation. The constructional engineering soil shoveling device comprises a shovel box body, a vibration inner plate, a shovel blade body, a side plate body and a mud scraping plate, the shovel box body comprises a shovel box, the interior of the shovel box is of a cavity structure, a motor is installed on the outer wall of the shovel box, a knocking hammer is connected to one end of the motor, through grooves are symmetrically formed in the shovel box, a plurality of installation holes are symmetrically formed in the two ends of the shovel box, the vibration inner plate includes a pair of installation shafts, and the installation shafts are installed inthe installation holes. Through the arrangement of the shovel box body and the vibration inner plate, the knocking hammer is driven by the motor to knock a first inner plate and a second inner plateback and forth in the use process of the device, so that the first inner plate and the second inner plate vibrate, soil attached on the first inner plate and the second inner plate falls off, the soilis prevented from remaining on the first inner plate and the second inner plate, the internal space of the soil shoveling device is reduced, and therefore the influence of the soil remaining in the device on the working efficiency of the soil shoveling device is reduced.

The invention relates to a method and system for capturing database consistent points in a block-level CDP and a storage medium, and belongs to the field of data recovery. The method comprises the steps of obtaining a path where a redo log is located; creating a consistent point cache; installing a file filter driver and a roll filter driver; a sending step; a basic information acquisition step; a judgment step; and a capturing step. The system comprises a redo log path acquisition module; a consistent point cache creation module; a file filter drive and roll filter drive installation module; a sending module; a basic information acquisition module; a judgment module; and a capture module. According to the method, the volume filtering driver captures the consistent points, the work of capturing the consistent points is completed through mutual cooperation of the file filtering driver, the consistent point cache and the volume filtering driver, the specific content of an IO request packet does not need to be analyzed, only the InnoDB redo log check points need to be recognized, and the method is simple, convenient and feasible.