36results about How to "Improve work quality" patented technology

The invention provides a single side soft absorption type automatic drilling robot which is applicable to operation such as hold drilling, reaming, dimpling and the like at wings and fuselage parts, and the machining for materials which are hard to machine such as titanium alloy (Ti) and composite materials (CPRF) is realized. The robot is fixed at an expected machining area by using a gas source provided by a vacuum generator and by using a vacuum chuck; and a soft track can adapt to different machining curves according to different curvature. The positioning of a drilled hole and the adjustment of the verticality of a drill bit are realized according to a drill plate. A pneumatic main shaft is adopted as the main shaft of the robot; and in combination of an ultrasonic vibration machining technology, the quality and efficiency of the machining are improved; the machining difficulty is reduced; the current detection at a feeding direction can be carried out in real time during the hole making process; and the protection and precise control for the machining process are realized.

The invention discloses a lifting device for wallboard installation, which comprises a box body, a lower plate is provided on the bottom of the outer side surface of the box body, a vertical groove is opened on the outer side surface of the box body, and a vertical groove is opened on the lower surface of the box body. Bearings are provided, threaded rods are inserted into the set of bearings, bevel gears are set on the threaded rods, round holes are opened on the side surface of the box, and bearings are embedded in the round holes. The inner surface of the box and the round hole are provided with a fixed ring matching the round hole. A rotating shaft passing through the fixed ring is inserted in the round hole, and an umbrella matching the bevel gear is set on one end of the rotating shaft. Shaped gear A, the threaded rod is covered with a moving ring, and the side surface of the moving ring is fixed with an upper plate protruding from the vertical groove. The invention has the advantages of simple structure and strong practicability.

The invention relates to a split joint-fork type cross universal joint which is characterized in that the universal joint fork is a composite member comprising two half joint forks, and a whole rotation axis which is formed by the radial butt joint of the axial tail sections of the two half joint forks is inserted in an axial hole which is arranged at one end of a joint-fork shaft sleeve by utilizing a way of interference connection and is axially and relatively fixed by a stop bolt which is connected in a corresponding radial hole of the two half joint forks by utilizing the way of the interference connection. By means of end face tabling with the joint-fork shaft sleeve, the two half joint forks are located in circumference direction and the carrying capacity is increased; by means of the symmetrical radial compression of a regulating nut arranged on the outer circumference face to the outer conical surface of the end face tooth, the gap between the half joint fork and a cross shaft as well as the compaction degree can be regulated; therefore, the high quality of assembling can be obtained with cordwood simple splicing operation and rapid regulation; the influence of nonobjective factors in the assembling process on the working quality of the universal joint can be removed in the maximal degree; and finally the universal joint capable of doing high-precision universal drive can be rapidly and reliably obtained.

The invention discloses a full-automatic double-station edge drawing machine. A rack is included, and the top end of the rack is provided with two tracks; a cutter shaft frame is welded to the top endof the rack; the front side wall of the cutter shaft frame is provided with a cutter shaft; the bottom end of the cutter shaft is provided with a tool bit; and a motor is fixedly connected to the inner wall of the rack. According to the full-automatic double-station edge drawing machine, due to the cooperative use of feeding adjusting cylinders on feeding cylinder frames and cylinders, the feeding efficiency can be improved easily; due to the cooperative use of an upper V-shaped base and a lower V-shaped base, resetting of a bearing plate during material entering can be kept, and excursion during material pressing cannot be caused; due to the cooperative use of the motor and an encoder, the speed of the motor can be freely adjusted; and due to the fact that the two feeding adjusting cylinders are arranged on each feeding cylinder frame, and matched with two guiding rods for use, the stability between a mold position and the bearing plate can be improved easily, excursion during machining of products is reduced, and therefore the machining quality is improved.

The invention discloses a multifunctional LED eye protection table lamp and relates to the mechanical field. The multifunctional LED eye protection table lamp comprises a supporting seat, a storage rod is fixedly arranged on the right side of the upper end of the supporting seat, an adjusting rod is slidably mounted on the upper side of the storage rod, a device cavity is formed in the storage rod, and a limiting plate is fixedly arranged on the bottom side in the device cavity; the front side and the back side of the lower end of the adjusting rod are connected with pushing rods a, the lower ends of the pushing rods a are connected with pushing rods b, the pushing rods b are connected with each other, and a rotating shaft b is slidably mounted on the left side of the connecting point of the pushing rods b, and a rotating wheel a and a conveying wheel a are sequentially slidably mounted at the left end of the rotating shaft a; a reflecting plate is installed on the lower side of a supporting rod on the upper side of a lampshade, a soft fog light-transmitting plate is installed on the lower side of the lampshade, a clamping spring b is arranged in the upper side of the storage rod, and the other end of the clamping spring b is connected with the clamping plate b. The lamp is reasonable in design, the illumination range and intensity can be adjusted by the lamp, the lamp can fix and connect electronic equipment such as a tablet computer, so that the intelligence of the lamp is improved.

The invention discloses an automatic feeding thread rolling mechanism, and relates to the field of thread machining. For the problems that an existing thread rolling mechanism needs more manual participation in the machining process, the danger coefficient in the machining process is high, the machining efficiency is low, a rolling plate is directly exposed outside, metal chippings and dust generated in the thread rolling process directly make contact with workers, and the working environment quality is low, the following scheme is proposed. The automatic feeding thread rolling mechanism comprises a base, an automatic feeding device and an auxiliary machining device, a shell is fixedly installed at the top of the base, a transverse guide plate is fixed to the inner wall of the right side of the shell, the automatic feeding device comprises a control support, and the control support comprises transverse plates arranged on the upper layer and the lower layer. According to the automatic feeding thread rolling mechanism, automatic feeding can be ingeniously achieved by controlling the left-right back-and-forth movement of the support, the left-right movement of a movable rolling plate and the automatic feeding process are linked, the machining efficiency is improved, the machining process is conducted in a box body, workers can be prevented from making contact with metal scraps and dust, and the working quality of the workers is improved.

A cooling liquid distribution device comprises a shell, a control module, a power module, a heat exchange module, an integrated pipe and a power module. The power supply module is electrically connected with the control module, the integrated pipe comprises a plurality of inlets and an outlet so as to collect and output the cooled working liquid, and the power module is electrically connected with the control module, the power supply module and the power module and is in liquid communication with the heat exchange module. Wherein the control module, the power supply module, the heat exchange module, the integrated pipe and the power module are arranged in the shell, so that the working efficiency and the cooling capacity of the cooling liquid distribution device are improved.

The invention discloses a method for designing a sliding bearing of a supergravity centrifugal machine based on vibration control. The rigidity and damping characteristics of the bearing are obtained through structural design parameters of a guide bearing of the supergravity centrifugal machine and dynamic characteristic coefficients of the bearing under a certain installation gap, the vibration characteristics in a hanging basket of the supergravity centrifugal machine are obtained through rotor dynamics simulation calculation, the vibration characteristics are compared with vibration requirements of an airborne device and further optimized, finally, structural parameters are kept unchanged in the using process of the sliding bearing, and the centrifugal simulation test of an onboard device is safe and effective by adjusting the installation gap. The problem that vibration control is passive when an existing supergravity centrifugal machine adopts a rolling bearing is solved, a thought is provided for design and use of the sliding bearing for the supergravity centrifugal machine or similar machinery, and certain guiding significance and practical value are achieved for improving the vibration level of a rotating shaft system.

The present invention relates to a cosmetic composition for treating keratin fibers, preferably human keratin fibers such as hair, comprising in a cosmetically acceptable medium: one or more chemical oxidizing agents, one or Various sclerodextran gums, one or more phosphorus-based chelating agents. The present invention also relates to a method for treating keratin fibers, preferably human keratin fibers such as hair, the method comprising applying the composition to these keratin fibers. The method according to the invention is preferably a method for bleaching, dyeing or permanently reshaping keratin fibers.

A construction of a geogrid integrated with a mesh used in geodetic engineering includes a reinforcement grid and a web; multiple longitudinal and lateral ribs of the geogrid being synchronously knitted with the web to become an integral part; the appearance of the integral part showing meshes of the geogrid and internally containing geodetic compound materials comprised of the web knitted with the ribs surrounding the web; the solid construction increasing friction resistance of the geodetic compound materials; the grids and multiple openings in different sizes of the web achieving good mutual containing behavior with gravels and sandy soil in different grains to improve mutual agreeable and separation functions between geodetic compound materials and the soil while improving the reinforcement function of the geogrid.

The present invention relates to a coal base acid bacillus thuringiensis pesticide. It is made up by using coal base acid and bacillus thuringiensis pesticide according to the weight ratio of 0.05-2.0:1 and uniformly mixing and stirring them by means of stirring mixer. Said invention can greatly raise its insecticidal effect, can promote growth and development of crops, can raise adverse resistance of crops and their disease-preventing and disease-resisting capability, and can improve quality of crops, etc.

The invention provides an oil supply throttling device for cold running of an engine and starting before release of a starter, which comprises a shell provided with a chute and a pressure cavity which are separated from each other, an oil supply path for circulation of lubricating oil is arranged in the chute, and the pressure cavity is provided with an air inlet connected with starter bleed air and an air outlet connected with balance bleed air; the valve comprises a gate valve, a partition plate and a connecting rod for connecting the gate valve and the partition plate; the spring is arranged in the pressure cavity and located between the partition plate and the shell. When an engine is in cold running or a starter is started before being disengaged, the starter introduces air into the pressure cavity from the air inlet, the partition plate overcomes the pressure of the spring and balances the air introduction pressure to enable the gate valve to slide downwards in the sliding groove, then the pipe diameter of the lubricating oil supply way is reduced, and the oil supply amount is reduced; when cold running of the engine is finished or starting of the engine is finished, the balance bleed air enters the pressure cavity from the exhaust port, the spring enables the partition plate to drive the gate valve to slide in the sliding groove, then the pipe diameter of the lubricating oil supply way is restored to be normal, and full-state oil supply is achieved.

The invention particularly relates to an automatic office temperature and humidity adjusting device. The automatic office temperature and humidity adjusting device comprises a temperature and humiditycollecting device, an A/D conversion module, a central processing unit, a power module, a first relay, a temperature adjusting device, a second relay and a humidity adjusting device; the temperatureand humidity collecting device is connected with the central processing unit through the A/D conversion module, the central processing unit is connected with the temperature adjusting device through the first relay and connected with the humidity adjusting device through the second relay, and the power module supplies power to the device. By means of the automatic office temperature and humidity adjusting device, the temperature and humidity in an office can be automatically adjusted, the control principle is simple, the intelligent degree is high, and the working quality is improved.

The normal temperature extruding process of window curtain blade includes cutting timber into sheet with proper shape, size and thickness; cleaning; compounding mixture liquid of methyl cellulose, water, calcium carbonate and adhesive in certain proportion; extruding the mixture liquid into forming mold inside a extruder while the timber sheet is fed into the mold to make the mixture liquid be painted to outside of the timber sheet; and stoving in some stoving equipment.

The invention discloses special tung cake fertilizer for cool color flowers and a preparation method of the special tung cake fertilizer. The special tung cake fertilizer is characterized in that tung cake, tung oil, tung shell, tobacco stems, human and animal urine, ground phosphate rock and biological humic acid are taken as main raw materials; nutritive elements are scientifically matched; necessary components of a color development molecular compound are stabilized; iron, manganese, molybdenum, copper and magnesium which have the functions of regulating and changing colors of the cool color flowers are selected and supplemented to be synthesized with the color development molecular compound. Materials are aged by steps, overlapped and decomposed by adopting a traditional technology and a multiple-fermentation technology; a finished product of the tung cake fertilizer has the functions of providing nutrients required by growth of plants, fertilizing soil fertility, keeping soil healthy, preventing diseases and insect pests, regulating and changing the colors of the flowers, increasing a brilliant value, prolonging a flowering phase and increasing the ornamental value of the flowers.