22results about How to "Keep it smooth" patented technology

The invention discloses a surface residual liquid cleaning device for printed circuit board processing, which comprises an ultrasonic cleaning mechanism, the ultrasonic cleaning mechanism comprises a cleaning seat, and the bottom of the inner cavity of the cleaning seat is rotatably connected with a stirring rod; and the rotating mechanism is located at the top of the ultrasonic cleaning mechanism and rotationally connected with the ultrasonic cleaning mechanism, the rotating mechanism comprises a hollow pipe located at the top of the cleaning base, the left side and the right side of the surface of the hollow pipe are each sleeved with a round rotary table, and the left end of the hollow pipe communicates with an air inlet connector. The technical problems that in the using process of an existing surface residual liquid cleaning device for printed circuit board machining, residual liquid in the printed circuit board manufacturing process is inconvenient to efficiently and evenly clean, a circuit board is prone to being corroded and damaged, and the electrical performance of the printed circuit board can be reduced are solved.

This utility model discloses a cushion punching device, including a processing table. A placement plate is fixedly installed in the middle of the processing table. Clamping frames are symmetrically slidably installed on the upper surface of the processing table. The two clamping frames can move back to back and towards each other. A rotating shaft is symmetrically rotatably installed in the middle of the clamping frames. A car cushion is placed on the placement plate, and the two ends of the car cushion are clamped between two clamping rollers on the two rotating shafts. Then, the two clamping frames are driven to move in opposite directions to straighten the car cushion and control the vertical flatness of the car cushion. During the movement of the clamping frames, the two clamping rollers on the rotating shaft move in opposite directions on the rotating shaft. Since the car cushion is clamped and fixed between the two clamping rollers, the movement of the clamping rollers will straighten the car cushion, keep the surface of the car cushion smooth, and prevent the car cushion from wrinkling. Then, the laser punching component is controlled to move along the X and Y axes to punch holes in the entire car cushion.

The utility model relates to the technical field of black and odorous water treatment, and discloses a deodorization device for treating black and odorous water, which comprises a settling tank, the upper part of the settling tank is fixedly connected with a filter box, the inside of the filter box is slidably connected with a filter plate, and the two sides of the front part of the filter box are fixedly connected with fixed boxes; a movable plate is slidably connected to the interior of the fixed box, a pull rod is fixedly connected to the front portion of the movable plate, a pull ring is fixedly connected to the front portion of the pull rod, a reset spring is fixedly connected to the upper portion of the movable plate, and the other end of the reset spring is fixedly connected to the interior of the fixed box. According to the utility model, the filter plate can be conveniently replaced or cleaned, dirt and organic matters accumulated on the surface of the filter plate can be removed, the permeability and activity of the filter plate can be maintained, stirring can be effectively carried out, organic matters and peculiar smell substances in water can be effectively degraded, and the deposition and breeding of pollutants can be reduced.

The utility model relates to the technical field of bicycle disc brake discs, and discloses a lightweight aluminum type high-strength bicycle disc brake disc which comprises a disc brake disc body, the disc brake disc body comprises a central hub through hole, a bolt mounting hole, a weight reduction structure, a sand discharge groove and heat dissipation holes, the bolt mounting hole is located in the concave position of the central hub through hole, and the weight reduction structure is located in the concave position of the central hub through hole. The weight reducing structures are evenly distributed between the bolt mounting holes, and the sand discharging grooves and the heat dissipation holes are located in the outer side of the disc brake disc body. The brake disc is integrally made of aluminum materials, is lighter in weight, better in heat conductivity and capable of reducing thermal deformation and abrasion of the brake disc and keeping relatively stable brake performance, the sand discharging grooves have guidance quality, foreign matter can be rapidly discharged from the brake disc, the sand discharging grooves are deeper and deeper from the root to the edge, and the middle of the sand discharging grooves are provided with notches and red markers. When the surface of the marker is exposed due to abrasion of the disc brake disc, a user can be visually reminded that the service life of the disc brake disc is used up and the disc brake disc needs to be replaced, and riding safety is guaranteed.

The utility model discloses a catalytic device for processing and producing decamethylene diamine, which relates to the technical field of catalytic devices and comprises a shell, a cover mounted on the shell, stirrers mounted on the shell and the cover, an output pipeline mounted at the bottom of the side surface of the shell, and a control panel mounted on the side surface of the shell. A temperature sensor and a pressure sensor are installed at the bottom in the shell, a high-pressure nozzle is installed in the cover, and a motor is installed on the side face of the shell. According to the utility model, the temperature sensor and the pressure sensor are arranged, so that the running state of the catalytic device can be known at any time, and corresponding adjustment and control can be carried out in time; by installing the high-pressure spray head, water flow can be automatically sprayed in the operation process, dirt and impurities on the inner surface of the catalytic device are washed away, the maintenance cost is reduced, and the maintenance time is shortened; by installing the disinfection device, deterioration, degradation or other quality problems caused by microbial contamination of the product can be reduced.

The utility model discloses a hydraulic creeping formwork construction device, and relates to the technical field of building construction. The device comprises a guide rail, a climbing frame body is slidably arranged on one side of the guide rail, a wall is slidably arranged on the side, away from the climbing frame body, of the guide rail, a driving device is arranged between the guide rail and the climbing frame body, electric sliding rails are fixedly connected to the two sides of the top of the climbing frame body, and electric sliding blocks are slidably connected to the tops of the electric sliding rails; cleaning mechanisms are arranged on the two sides of the top of the climbing frame body, a supporting mechanism is arranged on the top of the electric sliding rail, and the outer surface of the guide rail is wiped by cleaning cloth, so that the risk that dust is attached to the outer surface of the guide rail is reduced; the outer surface of the guide rail can be kept smooth and clean, the service life of the guide rail is effectively prolonged, smoothness and accuracy of the climbing frame in the moving process are guaranteed, and therefore the efficiency and quality of construction work are improved.

The invention provides an efficient heat exchanger and a waste heat recovery system, and relates to the technical field of heat exchangers, the efficient heat exchanger comprises a recovery heat preservation storage column, a filtering device, a first fixing block and a heat exchange machine main body, a second fluid pipeline is fixedly installed at the end, away from the first fluid pipeline, of the recycling heat-preservation storage column, a three-fork bifurcated pipe is fixedly installed outside the recycling heat-preservation storage column, and a circulating purification assembly is movably connected outside the three-fork bifurcated pipe. According to the device, an existing plate heat exchanger is improved, heat in a pipe can be stored when the heat exchanger is closed, when the heat exchanger is used next time, the heat is released to continue to use the previously stored heat, and finally heat waste is greatly reduced; and the fluid can be purified while the heat is stored.

The invention relates to the technical field of smelting furnace cleaning, in particular to a smelting furnace with an automatic cleaning function and a self-cleaning process thereof.The smelting furnace comprises a mounting frame, a heat preservation frame is rotatably mounted in the middle of the upper portion of the mounting frame, and a permanent magnet is fixedly connected to the upper end of a supporting rod and located over a mounting groove; a mounting bearing is rotatably mounted in the middle of the upper end of the permanent magnet, the permanent magnet is sleeved with the lower portion of the upper contact ring, the lower end of the permanent magnet is connected with a lower rotating ring, and a friction line is wound on the surface of the lower rotating ring; and a melting crucible is fixedly mounted in the heat preservation frame. On one hand, the melting efficiency of the metal can be improved, the melting time of the metal can be shortened, inclusions can be more easily gathered and separated from the metal, on the other hand, metal residues possibly attached to the inner wall of the crucible due to high temperature in the melting process can be gradually cleared away, and the inner wall of the crucible is kept relatively smooth and flat.

The utility model discloses boiler cleaning and scale inhibiting equipment which comprises a boiler body shell, an air outlet is formed in the boiler body shell, a water outlet is formed in the boiler body shell, an exhaust device is arranged on the side surface of the boiler body shell, a fixing ring is fixedly connected to the inner surface of the boiler body shell, and a water outlet is formed in the water outlet. The lower surface of the fixing ring is fixedly connected with four electric telescopic rods, the side surfaces of the four electric telescopic rods are fixedly connected with limiting rings, the other ends of the four electric telescopic rods are fixedly connected with a circular scraping plate, the upper surface of the circular scraping plate is fixedly connected with a vibration motor, and the inner surface of the boiler body shell is fixedly connected with a filter screen. The upper surface of the boiler body shell is communicated with a water injection pipe, one end of the water injection pipe is fixedly connected with a spray head, the spray head is located in the boiler body shell, and dirt on the wall surface can be effectively scraped off through the structure.

The utility model relates to the field of sewage disposal devices, in particular to a municipal pipe network sewage disposal device which comprises a fixing plate, a mounting box, a scraping mechanism and a sewage disposal mechanism. Supporting columns are arranged on the periphery of the bottom of the fixing plate; the mounting box is slidably arranged on the supporting column, and a guide mechanism for driving the mounting box to slide is arranged on the fixing plate; the scraping mechanism is slidably arranged on the periphery of the mounting box and used for scraping impurities on the inner wall of the municipal pipeline; and the sewage cleaning mechanism is rotationally arranged below the mounting box and used for cleaning sewage, silt, sundries and the like in the municipal pipeline. The inner wall of the pipeline can be effectively prevented from being corroded and abraded, so that the service life of the pipeline is prolonged, and the safety of the pipeline is improved; and dirt, rust and other impurities in the pipeline can be effectively removed, smoothness and cleanliness of the interior of the pipeline can be kept, deposition and accumulation of dirt in the pipeline are reduced, the dirt removal interval is prolonged, and the dirt removal cost is reduced.

The invention belongs to the technical field of chilblain medicines, and particularly relates to a traditional Chinese medicine composition for treating chilblain and a preparation method thereof.The traditional Chinese medicine composition for treating chilblain is prepared from 15-25 parts of a chilblain bag, 10-20 parts of a blood-activating and moisturizing bag, 8-13 parts of a whitening and itching-relieving bag, 3-7 parts of a pre-promoting bag and 1 part of triethanolamine; the pure coconut oil is rich in unsaturated fatty acid and can be used as a biological oleophylic surfactant, the pure coconut oil, the jojoba oil and the linseed oil are mutually combined to form an oil-based oil structure, rapid transfer of the pure coconut oil between skin layers is improved, and chilblain can be rapidly eradicated; the aloe and the horse oil can replenish water and preserve moisture, have a protection effect on the skin, accelerate the regeneration process of skin cells and repair damaged skin cells; the white mulberry root-bark, the willow bark, the bunge pricklyash leaves, the ginger slices and the pine needle oil can remove surface cutin, promote nutrient absorption, avoid bacterial reinfection, promote skin healing, repair scars after healing and avoid subsequent reattack.

The present invention relates to the technical field of guide rail cleaning, and specifically to an automatic guide rail blowing device and a method of using the device, including a slider, which is slidably mounted on the guide rail; a blowing mechanism, which is used to clean the guide rail, and which is arranged at the upper end of the slider. The blowing mechanism includes a mounting plate fixedly mounted on the upper end of the slider, and a driving assembly is arranged below one end of the mounting plate, and cleaning assemblies are arranged on both sides of the driving assembly, and a blowing assembly is arranged on one side of the two cleaning assemblies; the driving assembly is used to provide the power required by the blowing mechanism; and the cleaning assembly is used to clean the concave positions on both sides of the guide rail. Compared with the prior art, the present application ensures the consistency of the cleaning force and effect by providing a driving assembly and a cleaning assembly, and both the plane and the concave parts of the guide rail can be effectively cleaned.

The utility model relates to the technical field of surgical instruments, in particular to a corrosion-resistant surgical instrument. According to the technical scheme, the corrosion-resistant surgical instrument comprises a sheath, a knife handle, a blade and an installation groove, a first reed is arranged in the sheath, second reeds are arranged on the two sides of the knife handle, the knife handle is installed in the sheath in a limited mode through cooperation of the second reeds and the first reed, the installation groove is formed in the knife handle, and the blade is arranged in the installation groove. A fixing buckle is arranged in the installation groove, and a blade is installed in the installation groove of the knife handle in a limited mode through the fixing buckle. The utility model provides a safer, more convenient and more reliable operation tool for medical personnel, and is beneficial to improving the success rate of an operation and the treatment effect of a patient.

The utility model belongs to the technical field of optics, and particularly relates to a reflector back plate cleaning device which comprises a placing table. The top of the placing table is fixedly connected with a first fixing rod, the end of the first fixing rod is fixedly connected with an electric push rod, the bottom of the electric push rod is fixedly connected with multiple sets of connecting rods, the bottom of the electric push rod is fixedly connected with a first spring, the end of the first spring is fixedly connected with the ends of the multiple sets of connecting rods, and the middle of the first spring is fixedly connected with multiple sets of elastic cloth. Burrs and residues generated after the reflector back plate is polished can be effectively cleaned, the surface of the reflector back plate can be effectively cleaned to be smoother, corrosion to the surface of the reflector back plate can be reduced by removing the polished burrs, scratches and damage of the burrs and impurities to the reflector back plate are reduced, and therefore the service life of the reflector back plate is prolonged. In addition, scattering and reflection of the optical fiber can be effectively reduced by cleaning the reflector back plate, and therefore the optical performance is improved.

The utility model provides a spinning drawing drafting device, which relates to the technical field of spinning and comprises a bottom plate, a transmission shaft is mounted on the bottom plate, a winding drafting device is rotatably connected to the surface of the transmission shaft, a pay-off device is mounted on the upper surface of the bottom plate, a winding compression rolling shaft box is fixedly connected to the upper surface of the bottom plate, and the winding compression rolling shaft box is fixedly connected to the lower surface of the bottom plate. A static electricity removing device is arranged on the surface of the rolling compression roller box and comprises a main machine, a plurality of ion wind bars are electrically connected to the surface of the main machine and fixedly connected with the rolling compression roller box, and an air pump is fixedly connected to the side, opposite to the main machine, of the surface of the rolling compression roller box. And the surface of the air pump is fixed and communicated with an air inlet pipe. According to the utility model, the problems that static electricity is easily generated due to friction between yarns and each component, the static electricity can cause the yarns to be interfered by static electricity from the yarns in the drafting process, and the yarns are adsorbed together are solved.

The invention relates to the technical field of PE (polyethylene) protective films, and discloses a preparation method of an impact-resistant high-wear-resistant PE film, diamine POSS (polyhedral oligomeric silsesquioxane), trans-4-hydroxycinnamic acid, 4-bromophthalic anhydride and the like are used as raw materials, chemical bonding is generated by utilizing maleic anhydride groups in the structure of the raw materials and oxygen-containing groups on the surface of graphene oxide through condensation and substitution reactions, and the impact-resistant high-wear-resistant PE film is prepared. Carrying out melt grafting with linear low-density polyethylene, and carrying out blow molding to obtain a PE film; the alkenyl of the alkenyl graphene grafted POSS can generate a grafting reaction with a polyethylene matrix, so that the compatibility between the alkenyl graphene grafted POSS and the polyethylene matrix is improved, massive agglomeration of inorganic particles is avoided, and the inorganic particles are uniformly dispersed in the PE matrix; the rigid inorganic cage-shaped core in the POSS structure has relatively high hardness and can effectively resist external scraping and abrasion; the honeycomb structure of graphene can restrain the expansion and extension of microcracks, enhance the impact resistance, and further improve the antistatic and barrier properties of the PE film.

The invention belongs to the technical field of glaze formulas, and discloses a wet-process alkali-resistant one-time enamel glaze and a preparation method thereof. The invention discloses a high-temperature-resistant ceramic coating which is prepared from the following compounds in percentage by mass: 20%-30% of SiO2, 15%-25% of ZrO, 10%-15% of Al2O3, 5%-10% of B2O3, 10%-15% of TiO2, 1%-5% of BaO, 6%-12% of K2O + Na2O, 3%-8% of CaF2 and 2%-3% of an adherence promoter. The glaze formula has the properties of good adherence, high temperature resistance, alkali corrosion resistance, simple enameling process, excellent porcelain surface quality and the like.

The utility model relates to the technical field of remote controllers, and discloses a remote controller with a user-defined key function, which comprises a remote controller body, the upper end face of the remote controller body is provided with an electric plate plug-in groove, and a plurality of hot key plug-in grooves are uniformly arranged in the electric plate plug-in groove; a sliding rail assembly is arranged on the upper end face of the remote controller body, and a protection plate is connected to the sliding rail assembly in a sliding mode; independent function keys are inserted in the hot key insertion grooves, and miniature spring contacts are arranged in the independent function keys. According to the device, by designing detachable functional hot keys as well as a storage plug-in slot and a No.1 baffle plate which are matched with the functional hot keys, a user can flexibly configure the functions of the remote controller according to own requirements, so that the functional diversity and practicability of the remote controller are greatly enhanced; meanwhile, due to the convenient design of the battery storage bin, the battery replacement process is simplified, normal operation of the remote controller after battery replacement is ensured, and the user experience is further improved.

The utility model provides a kind of transfer device of galvanized steel coil comprising transport assembly, lifting assembly, unloading assembly, rotating platform, guide rail and first track, rotating platform is set on base, and the upper end surface of rotating platform and base end surface are flush, guide rail is set on base, first track is set on rotating platform, first track can be butt joint with guide rail, transport assembly is set on guide rail, and can move along guide rail, lifting assembly is set on transport assembly, the upper end of lifting assembly places galvanized steel coil, and unloading assembly is installed on lifting assembly, and unloading assembly is used for the unloading of galvanized steel coil.The utility model discloses the transfer device of galvanized steel coil, can automatically the steel coil after galvanizing is sent to suitable position along track, replace traditional manual operation bridge crane or freight car transportation, improve work efficiency, save manpower, can also guarantee the safe production of workshop.

The invention discloses a stamping die for machining a filter plate of a transmission oil filter with an edge limiting mechanism. The invention relates to the technical field of stamping dies, comprising a fixing rod, the fixing rod is fixedly connected to a top plate, the outer side of the fixing rod is slidably connected to a fixing plate, the fixing plate is fixedly connected to a return spring on a side of the fixing plate close to the fixing rod, the return spring is fixedly connected to the top plate at one end away from the fixing plate, the fixing rod passes through the return spring, the bottom of the fixing plate is fixedly connected to a punch, the end of the fixing rod away from the top plate is fixedly connected to a connecting plate, the bottom of the fixing plate is rotatably connected to a supporting rod, and the end of the supporting rod away from the fixing plate is rotatably connected to a pressing wheel. The stamping die for machining a filter plate of a transmission oil filter with an edge limiting mechanism drives a thin iron plate to be flattened toward both ends through the pressing wheel, so as to avoid stacking and wrinkling of materials during feeding, incomplete stamping, and poor quality of stamped parts.

The utility model discloses a wear-resistant plastic runway material, relates to plastic runway technical field, including plastic runway main part, antiskid layer and polyurethane thermoplastic layer, plastic runway main part bottom is provided with gravel layer, and concrete layer is provided above gravel layer, and concrete layer upper end is provided with polycarbonate layer, and the polyurethane thermoplastic layer is provided with polyurethane thermoplastic layer. A polycarbonate layer is arranged on the upper end of the base layer, a polysiloxane layer is arranged on the polycarbonate layer, a polyetherimide layer is arranged on the upper end of the polysiloxane layer, a titanium dioxide layer is arranged on the polyetherimide layer, a polyurethane foam plastic layer is arranged on the upper end of the titanium dioxide layer, and an anti-skid layer is arranged on the polyurethane foam plastic layer. And a polyurethane thermoplastic layer is arranged at the upper end of the anti-skid layer. According to the wear-resistant plastic runway material, the problems of high temperature resistance and low use strength of an existing plastic runway can be avoided, meanwhile, the wear resistance of the surface of the plastic runway is improved, the overall service life of the plastic runway is prolonged, and meanwhile, the overall practicability and the use efficiency of the plastic runway are improved.

The invention relates to the technical field of welding displacers, and discloses a steel structural member welding displacement device which comprises a moving track and two supporting seats connected to the moving track, a shielding belt is slidably connected to the surface of the moving track and located between the two supporting seats, and the two ends of the shielding belt are fixedly connected with the outer wall of a connecting roller and the outer wall of a winding roller correspondingly. Rotating shafts are fixedly connected to the middle of the connecting roller and the middle of the winding roller, positioning blocks are rotationally connected to the two ends of the rotating shaft connected to the connecting roller correspondingly, connecting blocks are rotationally connected to the two ends of the rotating shaft connected to the winding roller correspondingly, and clamping rods are fixedly connected between the two positioning blocks and between the two connecting blocks correspondingly; and one end of the rotating shaft connected to the winding roller is fixedly connected with a grab handle. According to the welding displacement device for the steel structural component, a safe shielding space is provided for the movable track through mutual cooperation of the shielding belt, the connecting roller and the winding roller, and the situation that welding slag falls on the movable track is effectively avoided.