16results about How to "Reduce useless work" patented technology

The utility model relates to the technical field of sealing ring assembling equipment, in particular to joint sealing ring assembling auxiliary equipment which comprises a rack, a feeding device, a transferring device, a rotating disc and a transfer device are arranged on the rack, the transferring device comprises an inflatable chuck, the rotating disc can drive the transfer device to periodically rotate according to a threshold angle, and the transferring device is connected with the feeding device. The transfer device comprises a tool base, a transfer chuck matched with the inflatable chuck is movably connected to the tool base, a positioning groove matched with the outline of an external connector product is formed in the center of the transfer chuck, a passive limiting lifting structure is arranged at the bottom of the transfer chuck, and the transfer chuck and the tool base can form a staggered structure. The utility model provides auxiliary equipment for assembling a joint sealing ring, which is favorable for solving the problems that the precision requirement on the moving position of a single sealing ring tool structure is higher, and the reciprocating motion of the sealing ring tool structure wastes a large amount of time to influence the working efficiency when the single sealing ring tool structure is used for taking, feeding and discharging materials in the conventional structure.

The utility model belongs to the technical field of seat cushions, and particularly relates to a seat cushion which comprises a seat plate and a backrest which can be folded relatively, a connecting groove is formed below the seat plate, the backrest comprises a backup plate and a connecting seat which are integrally arranged, the backup plate and the connecting seat are arranged in an L shape, and the connecting seat extends towards the lower portion of the seat plate and is rotationally connected with the connecting groove. A locking device is arranged between the connecting seat and the seat plate, and the locking device is respectively connected with the connecting seat and the seat plate, so that the connecting seat and the seat plate are relatively fixed, the seat plate and the backrest are kept in an unfolded state, and the cushion is simple in structure and convenient to use.

According to the rapid positioning and locking device special for fixing the backward extrusion die assembly, a plurality of locking protruding blocks A are arranged on the outer wall of the circumference of the front end of a hollow die shaft, and locking splines B matched with the locking protruding blocks in number and shape are arranged on the inner wall of the corresponding connecting rear end of a connecting sleeve; a die assembly is installed in a front inner cavity of the connecting sleeve. The hollow die shaft and the die assembly are connected and fixed through the connecting sleeve, continuous extrusion production can be achieved without periodic die assembly and disassembly, a traditional backward extrusion conventional die assembly and disassembly mechanical arm is omitted, the equipment installation cost is saved, the backward extrusion production efficiency is greatly improved, and the production efficiency and the compact continuity are improved; and the extrusion tools are mutually fastened and connected, so that the connection is stable and reliable, the installation is convenient and fast, and the die replacement efficiency is improved.

The invention provides a driving structure and a compressor with the same, the driving structure comprises a crankshaft and a flange, the flange sleeves the crankshaft, the driving structure further comprises a spacing part, the spacing part is arranged on the crankshaft and / or the flange, at least part of the spacing part is recessed relative to the shaft surface of the crankshaft, and / or at least part of the spacing part is recessed relative to the inner surface of the flange, and the spacing part is arranged on the crankshaft and / or the flange. A partition space is formed between the crankshaft and the flange; the number of the interval parts is multiple, and the multiple interval parts are arranged at intervals in the axis direction of the crankshaft. The driving structure solves the problem that the contact area between a crankshaft and a flange in a driving structure in the prior art is too large, so that the loss of the crankshaft and the flange is increased.

The utility model provides an automobile air conditioner metal pipe fitting automatic bending forming machining device which comprises a base, a first linear guide rail, a second linear guide rail and a linear rack are sequentially and evenly distributed and fixedly installed on the base, and a feeding base is installed on the first linear guide rail, the second linear guide rail and the linear rack in a sliding mode. A control box and a walking mechanism are fixedly mounted on the feeding base; two feeding mechanisms are fixedly mounted on the control box; the walking mechanism is in meshed connection with the linear rack; a first bending driving mechanism and a second bending driving mechanism are fixedly mounted at the two ends of the base correspondingly. According to the whole arrangement, after one feeding mechanism is matched with the bending driving mechanism to bend one automobile air conditioner pipe fitting one by one, the other feeding mechanism can be matched with the second bending driving mechanism to bend the other automobile air conditioner pipe fitting in the returning process, and the process is repeated, so that the bending efficiency is greatly improved. Not only can empty resetting of the feeding mechanism be avoided, but also the working efficiency can be improved, and useless work is reduced.

This utility model discloses a fabric spreading machine for garment making, including two sets of symmetrically arranged support plates, two sets of symmetrically installed drive shafts between the support plates, and two sets of synchronous belts symmetrically sleeved on the drive shafts. A servo motor is installed on one side wall of each support plate. The advantages are: by setting up a rotary circulation mechanism composed of a servo motor, drive shafts, and synchronous belts, and a dual-station clamping and fixing mechanism formed by two sets of clamping blocks, this utility model allows one clamping and fixing mechanism to fix one end of the fabric during the fabric spreading process, and then spread and cut it under the action of the rotary circulation mechanism. After cutting, the nearest clamping and fixing mechanism can be quickly adjusted to the free end of the fabric through the rotary circulation mechanism, thereby quickly fixing and spreading it. This improves the spreading efficiency of the device, reduces unnecessary work, and enhances the usability and functionality of the device.

The present application provides a display panel, a display device, and a driving method for a display panel. A control switch is set in a repeating unit to control the series state between the light-emitting elements in the repeating unit. When switching to the first display mode, the light-emitting elements in the corresponding repeating unit are connected in series by turning on the control switch, and multiple rows of pixel units can be simultaneously illuminated by only driving specific scan lines row by row, without driving all scan lines, thereby reducing the useless work of some scan lines and saving power consumption. Secondly, when switching to the second display mode, the light-emitting elements in the corresponding repeating unit are disconnected by turning off the control switch, and all scan lines are driven row by row so that the first pixel unit and the second pixel unit do not emit light at the same time, so that two display modes are realized without making too much improvement to the driving hardware, which can save costs.

The utility model relates to a gas tunnel kiln for calcining alumina ceramic powder in the field of tunnel kilns. A kiln body is divided into a preheating cabin, a calcining cabin and an air cooling cabin; the kiln car is arranged on a rail penetrating through a kiln body tunnel in a rolling mode, sealing wing plates are arranged on the left side and the right side of a kiln car chassis, the kiln body is correspondingly provided with an isolation groove for containing the sealing wing plates, and a friction curved seal is further arranged below the isolation groove. The calcining cabin is provided with a high-speed burner used for calcining a sagger filled with alumina ceramic powder on a kiln car, the air cooling cabin is provided with an air blowing opening used for air cooling of the calcined kiln car, an air suction opening of the air cooling cabin is connected to an air inlet of the preheating cabin, hot air exhausted by the air cooling cabin is used for preheating the inlet kiln car, and an exhaust pipe is arranged at the top of the preheating cabin. And a tubular heat exchanger is mounted on the exhaust pipe to heat inlet air of the burner. According to the tunnel kiln, heat loss is reduced by sealing and isolating the kiln body in sections, meanwhile, hot air of the air cooling cabin and tail gas waste heat of the preheating cabin are recycled, the heat utilization rate is increased, and gas energy consumption is saved.

This utility model discloses a combined cleaning system for the intake of a hydropower station, relating to the technical field of hydropower station cleaning equipment. The system includes a rotary cleaning machine, a rake-type cleaning machine, and a belt conveyor. The rotary cleaning machine is positioned in the surface area of ​​the trash rack, 0.5-3 meters below the water surface, and achieves continuous cleaning of multiple openings through a rake array and a rotary drive device. The rake-type cleaning machine is located on top of the gate pier, and its cleaning rakes can be vertically raised and lowered to cover deeper areas, controlled by a lifting drive component and a cleaning gate mechanism. The belt conveyor receives the debris cleaned by both machines and transports it to the shore. The two cleaning machines work collaboratively; under normal conditions, the rotary machine operates independently, while during deep cleaning, the rotary rake array avoids obstacles, and the rake-type machine performs deep cleaning. This system achieves layered cleaning, improving efficiency and reducing costs, and is suitable for intake scenarios with multiple openings and deep trash racks.

The utility model discloses a high-mixing and high-efficiency injection molding screw rod and an injection molding machine. The injection molding screw rod comprises a mounting section, a blanking section, a separation section and a mixing section which are sequentially arranged in the conveying direction, the discharging section comprises a transition section and a conveying section, the discharging section is of a single-thread structure, and the thread pitch of the discharging section is kept unchanged; the bottom diameter of the transition section is gradually reduced, and the bottom diameter of the conveying section is kept unchanged. According to the high-mixing and high-efficiency injection molding screw provided by the utility model, the transition section is gradually reduced along the conveying direction, so that larger stress concentration caused by sudden change of the shaft diameter at the intersection of the mounting section and the blanking section is avoided, the risk that the position is twisted off is greatly reduced, and the anti-fatigue characteristic and the reliability of the screw are improved. Meanwhile, due to the existence of the transition section, the depth of the discharging groove can be properly increased, and the conveying capacity of raw materials of the discharging section is improved.

The application belongs to the field of energy collection, and particularly relates to a wind energy friction nanogenerator, which comprises a wind-driven rotor, a friction power generation unit, an electrostatic induction unit and a stator; the stator comprises a top disc, a bottom disc, a central shaft and a base disc; the central shaft is fixedly connected with the center of the base disc, the top disc and the bottom disc in sequence; the wind-driven rotor is arranged between the top disc and the bottom disc and connected with the central shaft through a bidirectional bearing; the friction power generation unit is arranged between the bottom disc and the wind-driven rotor; the electrostatic induction unit is arranged between the top disc and the wind-driven rotor; the friction power generation unit outputs direct current when the wind-driven rotor rotates; the direct current output by the friction power generation unit is input into the electrostatic induction unit to make the wind-driven rotor output alternating current when rotating, and the wind energy friction nanogenerator designed in the application can not only convert wind energy into mechanical energy, but also output direct current and alternating current simultaneously.

The application provides a device for collecting condensation of an electric appliance and a preparation method, which comprises a humidity sensing device, a directional transmission part, an enrichment transfer part and a power supply part. The directional transmission part is arranged at a condensation generation position of the electric appliance. The humidity sensing device is connected to one side of the directional transmission part facing the condensation generation position. The enrichment transfer part is connected to the other side of the directional transmission part. The power supply part is connected to the humidity sensing device. When the humidity sensing device senses the condensation generation, the power supply part supplies power to the directional transmission part. The directional transmission part directionally conducts the condensation to the enrichment transfer part under the electric osmosis effect. The device for collecting condensation of an electric appliance and the preparation method provided by the embodiment of the application can directionally collect the condensation generated by the electric appliance, avoid the problems of large volume, high cost and high power consumption caused by the dehumidification mode of a fan or a dehumidifier, and are more widely applied.

The utility model discloses big caliber nodular cast iron pipeline installation instrument, including hand winch body, the power input of hand winch body is installed with locking assembly, the locking assembly includes butterfly type nut and lock bolt, locking assembly installs fast -tuning assembly, fast -tuning assembly includes connecting shaft, handle, carousel, connecting block and connecting rod. Advantageous effect lies in: the utility model discloses the handle of original hand winch body is changed into the fast -tuning assembly that constitutes by connecting shaft, handle, carousel, connecting block and connecting rod, so that the installation instrument can realize the sustained lifting of the lifting chain through the mode of sustained rotation when using, effectively reduces the useless work that big caliber pipeline does when lifting in the installation process, and the artificial labor intensity is smaller, and effectively shorten the lifting time of big caliber pipeline when installing in the gobi area, and the efficiency of big caliber pipeline of nodular cast iron material is higher when installing.

The application provides a driving structure and a compressor with the same. The driving structure comprises a crankshaft and a flange, the flange is sleeved on the crankshaft, and the driving structure further comprises: a spacing part arranged on the crankshaft and / or the flange, at least part of the spacing part is recessed relative to the shaft surface of the crankshaft, and / or at least part of the spacing part is recessed relative to the inner surface of the flange, so as to form a separation space between the crankshaft and the flange; wherein the spacing part is multiple, and the multiple spacing parts are arranged at intervals along the axis direction of the crankshaft. The application solves the problem that the contact area between the crankshaft and the flange in the driving structure in the prior art is too large, thereby increasing the loss of the crankshaft and the flange.

The application discloses a kind of three-station high-efficiency silk screen printing equipment, including rack, printing platform moving mechanism, first silk screen printing mechanism and second silk screen printing mechanism.The first station, feeding and discharging station and second station are provided on the rack;First printing platform and second printing platform are provided on printing platform moving mechanism, printing platform moving mechanism is used to drive first printing platform to move back and forth between the first station and feeding and discharging station and drive second printing platform to move back and forth between the second station and feeding and discharging station, and first printing platform and second printing platform can appear alternately in feeding and discharging station;First silk screen printing mechanism and second silk screen printing mechanism are used to silk screen printing or hole punching for printing material on first printing platform and second printing platform respectively.Worker or feeding and discharging device alternately feeds first printing platform and second printing platform, without back and forth movement of worker or feeding and discharging device, and can effectively reduce the waiting time of worker or feeding and discharging device, improve production efficiency.

A continuous production apparatus for nylon 66 includes a concentration tank, a prepolymerization reactor, and a final polymerization reactor. The inlet of the concentration tank is connected to a nylon 66 salt solution device, and the outlet of the concentration tank supplies feed to the prepolymerization reactor via a reaction preheater. The outlet of the prepolymerization reactor supplies feed to the final polymerization reactor via a feeding pipeline and a flash evaporator. The feeding pipeline is connected to a titanium dioxide suspension device. This invention has a simple structure, is easy to operate, and can continuously produce high-quality full-matte / semi-matte nylon 66 materials.