105results about How to "Improve product quality consistency" patented technology

The invention belongs to the technical field of ring rolling forming and particularly relates to a rolling production method for an integral aluminum alloy ring of the super-large diameter. According to the technical scheme of the invention, a ring rolling forming technology is adopted, and through control over the rolling deformation temperature, the diameter increasement rate, the radial and axial feed rates, the radial and axial rolling reductions, the rolling ratio, the core roller diameter and the ring rolling heating number of an aluminum alloy ring piece of the super-large specification, the stable and continuous rolling process of the integral aluminum alloy ring of the super-large diameter is achieved, the size precision, the ovality and the radial and axial deformation quantities of the ring piece are effectively controlled, the product quality consistency is improved, the product percent of pass is increased, and technical index requirements of products are met.

The invention discloses a forming method of a charge combustion chamber shell. The charge combustion chamber shell comprises an outer shell and a heat insulation layer, the heat insulation layer is arranged on the inner surface of the outer shell, and the heat insulation layer comprises a front seal head heat insulation structure, a column section heat insulation structure and a rear seal head heat insulation structure which are sequentially distributed and connected in the length direction of the outer shell. The forming method of the charge combustion chamber shell characteristically involves the following steps of providing a winding core model, a seal head mold and heat insulation slurry; spraying the heat insulation slurry in the seal head mold, and preparing the front seal head heatinsulation structure and the rear seal head heat insulation structure by adopting a press moulding manner; assembling the front seal head heat insulation structure and the rear seal head heat insulation structure on the winding core model; spraying the heat insulation slurry on the outer surface of the winding core model to form the column section heat insulation structure; winding fibers on the outer surface of the heat insulation layer to form the outer shell; and curing to form the charge combustion chamber shell.

The invention relates to automatic riveting and welding equipment for connection wires. The automatic riveting and welding equipment comprises a rack and a worktable arranged on the rack, wherein a circular conveyer belt is arranged on the front side of the worktable; fixtures I for placing coils are arranged on the conveyer belt; welding mechanisms are arranged above the fixtures I in a spanning manner; connection wire material conveying mechanisms are arranged on the rear side of the worktable; and a wire stripping mechanism, a coating bag containing welding flux, a tin furnace and a riveting and pressing mechanism are sequentially arranged between each connection wire material conveying mechanism and the corresponding welding mechanism. The automatic riveting and welding equipment is reasonable in structure design; the connection wire material conveying mechanisms, the wire stripping mechanisms, the riveting and pressing mechanisms, the coating bags containing welding flux, the tin furnaces and the welding mechanism are arranged, so that automatic cutting, wire stripping, welding flux coating, tin soaking, riveting and welding of the connection wires are realized; the automation degree is high; the production efficiency is high; the automatic riveting and welding equipment is very suitable for large-scale production; the consistency of product quality is also high; worker labor intensity and enterprise production cost are also greatly lowered; and enterprise market competitiveness is enhanced.

The invention discloses an intelligent final assembly production line for a metering instrument. The intelligent final assembly production line comprises a line body and further comprises an automaticbase meter feeding device, a ventilation tidying device, a master control board fixing device, a nameplate installing device, a nameplate fixing device, a final assembly information input device, a face cover installing device, a face cover fixing device, an automatic testing device, a plastic package installing device, a meter number pasting device and a qualification certificate pasting device,all of which are sequentially arranged in the conveying direction of the line body. The intelligent final assembly production line solves the problems that in the existing metering base meter (particularly a gas metering base meter) final assembly and testing process, the manual production efficiency is low, the assembling precision and the testing accuracy are hard to guarantee, and equipment compatibility is poor. The intelligent final assembly production line can meet the flexible production requirements of multiple kinds and multiple brands of products, assembling and testing informationis fed back in time, unified control is conducted, intelligent gas metering base meter final assembly and testing are achieved, the manual operation is greatly reduced, the production cost is reduced,and the production efficiency is improved.

The invention relates to monitoring techniques of biogas fermentation process states, in particular to a biogas fermentation process state control system and a biogas fermentation process state control method thereof. Sensors of a detection unit are disposed at corresponding positions in a biogas fermentation tank and used for various state parameters of the biogas fermentation tank; a field failure detection unit judges whether or not the state parameters, such as temperature, pressure and PH value, of the biogas fermentation tank are normal according to detection result of the detection unit, sends out an alarm signal if the state parameters are abnormal for a long time, compares the data to corresponding target values if the state parameters are normal, calculates corresponding corrected values and transmits the corrected values to a heating and insulation unit, a feeding and discharging unit and a stirring unit, thus correcting their running states. The process above is in a continuous cycle, the biogas fermentation process state is monitored and controlled, and fermentation process repeatability and product quality uniformity are improved. The biogas fermentation process state control system and the biogas fermentation process state control method thereof are applicable to monitoring of the biogas fermentation process.

The invention provides an automatic cleaning device of a milling roller. The cleaning device is matched with the milling machine in use and comprises a roller wiping device and a roller scraping device which are successively arranged from top to bottom, wherein the roller wiping device comprises a scraping unit, a cylinder unit and a connection part; the scraping unit comprises cleaning brushes and a cleaning brush fixing plate; a plurality of cleaning brushes are fixedly mounted on the cleaning brush fixing plate; the cylinder unit comprises a roller wiping cylinder used for controlling the scraping unit to move left and right and a positioning cylinder used for controlling the scraping unit to move forth and back; the positioning cylinder is connected with the cleaning brush fixing plate through the connection part; the roller wiping cylinder drives the positioning cylinder to move left and right so as to driven the scraping unit to move left and right. The automatic cleaning device of the milling roller has the beneficial effects that the cleaning device can automatically and effectively clean the milling roller of a milling machine, the operation efficiency, the qualified rate and the consistency of the product quality are improved, and the production cost of enterprise is reduced.

The invention relates to an automatic welding line of a washing machine inner tub. The automatic welding line comprises a feeding trolley, a truss mechanical hand, a trimming special machine, an automatic turning feeder and an edge rolling, welding and notching integrated machine in sequence. The edge rolling, welding and notching integrated machine comprises a machine frame. An edge rolling mechanism, a welding mechanism and a stamping mechanism are sequentially fixed to the machine frame. The edge rolling mechanism comprises an edge rolling roller connected with a motor. An edge rolling roller path is arranged below the edge rolling roller. An edge rolling embracing arm is arranged in the edge rolling roller path and connected with a transverse moving base. A first transit base is arranged at the rear end of the edge rolling mechanism. The welding mechanism comprises a cantilever arranged above the first transit base. A transverse moving welding mechanical hand is fixed to the cantilever. A welding positioning die and a welding machine are arranged above the cantilever. A second transit base is arranged below the welding mechanism. The stamping mechanism comprises a stamping mechanical hand, a stamping upper die and a stamping lower die. A turning table is arranged at the rear end of the stamping mechanism. A discharging slide rail is arranged on one side of the turning table. The automatic welding line of the washing machine inner tub is high in automation degree, saves labor and is high in product percent of pass.

The invention relates to an elastic heat-insulating breathable moisture-absorbing insole and a manufacturing method thereof. The elastic heat-insulating breathable moisture-absorbing insole comprises a straight snip velour fabric layer, an opening foam polyurethane layer and an acupuncture polyester fiber felt layer which are sequentially combined to be a whole from top to bottom. The elastic heat-insulating breathable moisture-absorbing insole integrates heat insulation, elasticity, breathability and moisture absorption and can meet the wearing requirements of outdoor activities in winter; the layers of the insole are combined firmly, and the insole is resistant to treading, is not layered, is not subjected to pilling and is suitable for being used in shoes of troops and armed police and public security people who are high in winter training intensity. The elastic heat-insulating breathable moisture-absorbing insole is mature in process, high in product quality consistency and suitable for large-mass production.

The invention discloses a locking type inertia switch which comprises a magnet (2), a screw (6) a spring mass block (1), a conductive column (3), a shell (4) and a cover plate (5), wherein one end ofthe spring mass block (1) is fixedly connected with the shell (4), the other end of the spring mass block (1) keeps a certain distance from the shell (4), one end of the conductive column (3) is a cylinder and is fixedly arranged in a conductive column hole in the cover plate (5) in an interference fit mode (5), and the other end of the conductive column (3) is a rectangular sheet, the cover plate(5) is fixedly installed with the shell (4) through the screw (6) to realize locking in place. According to the locking type inertia switch, when the spring mass block senses overload, the spring mass block overcomes the force resistance of the spring under the action of inertia force and the suction force of the spring mass block and the magnet until the spring mass block is in contact with theconductive column, so that the on and off of the circuit are realized, and the in-place locking function is achieved.

The invention discloses an impurity diffusion process in a semiconductor device preparation process, and belongs to the technical field of semiconductor device manufacturing. The process first performs an impurity pre-deposition process, and then a diffusion furnace is heated to a re-diffusion temperature T2 at a rate of 5 DEG C / min under a mixed atmosphere of nitrogen and oxygen; the impurities are re-diffused, and finally the diffusion furnace is placed under a nitrogen atmosphere of 5 slm to be cooled to below 600 DEG C at a rate of 3 DEG C / min, and a silicon wafer is taken put and then naturally cooled. The impurity pre-deposition and diffusion process in the furnace are completed at one time to avoid the influence of repeated lifting and lowering temperature on product parameters andperformance and shorten a large amount of process time.

The invention discloses a power battery sealing nail welding detection device and method, the device comprises an image acquisition part and an image processing part, the image acquisition part comprises a 3D camera, a motion assembly for driving the 3D camera to rotate and move, a support frame and a base, the support frame is used for supporting the motion assembly, the support frame and a battery for detection are fixed on the base, the 3D camera scans the battery to be detected for multiple times under the action of the motion assembly, and the image processing part is connected with the data end of the 3D camera and used for processing scanned images. According to the invention, the 3D camera is adopted for detection, so that the welding projection height and the concave depth of a sealing nail can be detected.

The invention discloses a coating scraper with an automatic abrasion alarming switch, and particularly relates to a contact type coating scraper or blade for scraping ornament of a solution on a roller in a gravure coating / printing, and relief block coating / printing technology. The coating scraper is provided with a micro hole which is a straight blind hole; the bottom of the straight blind hole reaches the critical line of the blade abrasion loss when the scraper is scraped; the opening part of the micro hole is provided with an alarming switch lead connected with the automatic alarming switch. When the scraper blade is abraded to the critical line, the bottom of the blind hole is worn to form a through hole; after the solution enters the through hole, the solution is in contact with the alarming switch lead, and the automatic alarming switch is triggered.

The invention provides an IC pin correction device which comprises a bottom plate piece support, a first shaft rod, a second shaft rod, a first bearing, a second bearing and a movable shaft sleeve movable piece. The movable shaft sleeve movable piece is adjustably arranged on the bottom plate piece support, the first shaft rod is arranged on the movable shaft sleeve movable piece, and the second shaft rod is arranged on the bottom plate piece support. The first bearing is arranged on the first shaft rod, the second bearing is arranged on the second shaft rod, and when a material transfer pipe containing ICs passes between the first bearing and the second bearing, IC pins are corrected. The invention further relates to a correction method of the IC pin correction device. According to the IC pin correction device and the correction method, the processing procedure is simplified, processing efficiency is improved, product quality consistency is improved, the work intensity of operators is obviously reduced, the operators are prevented from being hurt, and the safety of the IC pin correction device and the correction method is increased.