13results about How to "Cut off" patented technology

A semiconductor structure and a forming method thereof, the method comprising: forming an initial gate on surfaces of a plurality of composite layers, the initial gate also being in a first opening, the initial gate being parallel to a second direction, and the initial gate having an isolation groove therein, the isolation groove being between two adjacent composite layers, and a bottom of the isolation groove exposing a substrate; forming a first isolation material layer on surfaces of the initial gate and in the isolation groove; forming a third opening in the first isolation material layer, the third opening exposing the initial gate at top portions of the plurality of composite layers; forming a second gate material layer on surfaces of the first isolation material layer and in the third opening; planarizing the first isolation material layer, the initial gate and the second gate material layer until a top surface of an insulating wall is exposed, to form a first gate with the initial gate, a second isolation layer with the first isolation material layer, and a second gate with the second gate material layer, the second isolation layer being formed by a self-alignment process, improving quality of the second isolation layer.

The invention discloses a water-fluorine linkage air conditioning system, which comprises a first refrigerant circulation loop, a second refrigerant circulation loop, a third refrigerant circulation loop, a fourth refrigerant circulation loop, a fifth refrigerant circulation loop, a sixth refrigerant circulation loop, a fifth refrigerant circulation loop and a sixth refrigerant circulation loop, and is characterized in that the first refrigerant circulation loop is formed by connecting a compressor, an outdoor heat exchanger, a first throttling device and an indoor heat exchanger; a second refrigerant circulation circuit that circulates a refrigerant in a refrigerant circulation circuit formed by connecting a compressor, a water-fluorine heat exchanger, a second throttle device, and an evaporator; a first water circulation circuit that circulates water in a water circulation circuit formed by passing through the first use-side end and the water-fluorine heat exchanger; a second water circulation circuit that circulates water in a water circulation circuit formed by passing through the second use-side end and the water-fluorine heat exchanger; the tail end of the second use side is arranged on the air outlet side of the indoor heat exchanger. The air conditioning system can realize dehumidification without cooling, and is high in reliability and low in energy consumption.

The utility model provides a steel toecap rubber strip conveying and cutting device which comprises a bottom plate. The top face of the bottom plate is fixedly connected with a workbench, a first conveying assembly is installed at one end of the top face of the workbench, a second conveying assembly is installed on the top face of the workbench and located above the first conveying assembly, and a cutting assembly is installed on the top face of the workbench and located on one side of the first conveying assembly. The cutting-off assembly comprises a Y-shaped frame and a bent rod, the Y-shaped frame and the bent rod are fixedly connected to the top face of the workbench, a U-shaped limiting block is fixedly connected to the top face of the Y-shaped frame, a cutter groove is formed in the bottom face of the U-shaped limiting block, and an arc-shaped lower pressing piece is fixedly connected to one end of an inner cavity of the U-shaped limiting block. And the bottom surface of the bent rod is fixedly connected with a downward pressing pneumatic rod. According to the rubber strip cutting device, through mutual cooperation of the first conveying assembly, the second conveying assembly, the cutting assembly, the intercepting and discharging assembly and the feeding assembly, coiled rubber strips can be cut into rubber strips with the same length.

The utility model relates to the technical field of medium-frequency induction heating technology metal smelting, and particularly discloses a contactor auxiliary starting device for an electric induction furnace, which comprises a rectifying circuit, a switch follow current circuit, a vacuum contactor control circuit, a starting feedback voltage detection circuit and a running state indication circuit, the input end of the rectifying circuit is electrically connected to a workshop power supply grid, and the rectifying circuit is electrically connected with the switch follow current circuit; the vacuum contactor control circuit is powered by a workshop control power supply VCC1, and the vacuum contactor control circuit is electrically connected with the switch follow current circuit; and the starting feedback voltage detection circuit is electrically connected with the vacuum contactor control circuit and is in signal connection with the post-stage circuit. According to the invention, the conduction time of the fly-wheel diode can be delayed when the electric induction furnace is started, so that the resonant load can obtain enough excitation energy at the initial stage of oscillation establishment, and after oscillation is stable, the fly-wheel diode plays a role again, so that the influence on oscillation establishment caused by premature conduction of the fly-wheel diode is avoided.

The utility model discloses a continuous fiber's shearing mechanism relates to 3D printing technical field, including the connecting frame, driving element, transmission element and shearing element, one side of connecting frame is used for connecting the print head, and the nozzle of print head is used for extruding continuous fiber composite material wire material, driving element installs on connecting frame, and driving element is connected the mounting end of shearing element through transmission element, and the shearing end of shearing element is close to the setting of nozzle, and shearing element is used for cutting off the continuous fiber composite material wire material of nozzle extrusion. The utility model discloses simple structure, and improves the reliability of continuous fiber reinforced composite material wire material shearing.

The application provides a film strip processing device and a film laying device. The film strip processing device comprises a film releasing part, a pressing and cutting part and a film pulling part arranged in sequence along a first direction, wherein the film releasing part is configured to release a plurality of film strips synchronously; the film pulling part is configured to move along the first direction to clamp the plurality of film strips from the film releasing part and pull the film strips away from the film releasing part along the first direction; the pressing and cutting part is configured to press and cut the plurality of pulled film strips, and the cutting position of the film strip is located on the side of the pressing position away from the film pulling part, so as to obtain a plurality of film strip segments with a predetermined length between the pressing and cutting part and the film pulling part; the pressing and cutting part and the film pulling part are further configured to lay the plurality of film strip segments to a predetermined position. The film strip processing device of the application cooperates the pressing and cutting part and the film pulling part to pull out a plurality of film strips from the film releasing part and then cut the film strips, so as to obtain a plurality of film strip segments to be laid and lay the plurality of film strip segments to the predetermined position, thereby realizing the simultaneous laying of a plurality of film strips and improving the film laying efficiency.

The present invention discloses a full-automatic buckle machine for file bags, belonging to the technical field of office supplies manufacturing equipment. This equipment includes a frame, a feeding device, a conveying device, a first buttoning device, a turning device, a second buttoning device and an electrical control system. The feeding device realizes the automatic single-piece separation and feeding of file bags through the cooperation of an inclined vibrating bin and a vacuum suction cup. The conveying device uses a chain conveyor belt in cooperation with a height-limiting strip to ensure the precise conveying of file bags between workstations. The first buttoning device integrates a bag-supporting mechanism and a buttoning mechanism, and automatically rivets a rope-blocking piece and a hollow rivet after forming a support inside the bag body. The turning device realizes the attitude conversion of the file bag through a servo-driven turning frame. The second buttoning device completes buttoning at the sealing part, synchronously rivets the wire rope and automatically cuts it by a tangent component. The present invention realizes the full-process automation of file bags from bag-body buttoning, sealing buttoning to wire feeding and cutting, without manual intervention.

This invention relates to a core barrel hammer system for improving core separation and extraction. Specifically, it uses a ring-shaped rotating body equipped with a digging hammer to form a core. By using a pair of grabs installed on the rotating body, the bottom of the core can be cut off and easily pulled out from the ground in a clamped state, thereby significantly improving work efficiency.

The present application relates to carbon fiber composite material automatic laying equipment technical field, especially in kind of carbon fiber laying equipment.Its structure includes fixed base plate, pressure regulating part fixedly installed on the right side of the upper end of fixed base plate, carbon fiber feeding disc arranged on the left side edge of fixed base plate, front feeding wheel installed on the surface of fixed base plate and arranged close to pressure regulating part, servo feeding mechanism with differential compensation function located behind front feeding wheel, laying and cutting total bearing located on the rear side of servo feeding mechanism.It solves the technical problems of split cutting, broken wire, low cutting precision and poor adaptability of existing equipment, and integrates the cutting seam cutting device, which integrates the shallow cutting seam structure and the full cutting structure in the same driving frame, with high equipment integration and compact layout, solving the problems of split arrangement, large space occupation and poor process connection of traditional cutting mechanism, greatly improving the continuity and stability of laying and cutting process.

The utility model relates to the technical field of geomembrane processing, and provides an automatic geomembrane roll material feeding and cutting device which comprises a cutting assembly and a driving assembly. The cutting assembly comprises a first air cylinder and a second air cylinder, a first tool apron and a second tool apron are fixedly installed at the output end of the first air cylinder and the output end of the second air cylinder correspondingly, and a first cutter and a second cutter are fixedly installed on the opposite sides of the first tool apron and the second tool apron correspondingly. One side of the first tool apron and one side of the second tool apron are fixedly connected with a guide block; the geomembrane cutting device has the advantages that the tool nose at the longitudinal lower end of the first cutter can directly pierce a geomembrane to form an initial crevasse, and notch deformation caused by uneven jacking force distribution is reduced; the inclined blade face of the second cutter is matched, the two cutters are driven by the two-way lead screw to synchronously cut off from the middle to the two sides, notch deformation caused by uneven distribution of initial jacking force of the blades is avoided, double-cutter cutting is adopted, the cutting stroke is only half of that of a single cutter, and the cutting-off and resetting time is remarkably shortened.

The application relates to an end air supply module, an air conditioner and a data center. The end air supply module comprises a shell, an outer frame, a fan component and a baffle component. The shell has an independent cavity, a mounting port and a track for component operation, the track being formed on at least one opposite side of the shell. The outer frame is mounted on the outer side of the shell and is used for providing support for the shell. The baffle component is slidably assembled with the outer frame. In an initial state, the baffle component is located on both sides of the fan component, and part of the baffle component is rotationally connected with the fan component. In a fan damage state, the baffle component is configured to slide to the mounting port and cover the mounting port, and the fan component is configured to move along with the baffle component and be displaced from a position covering the mounting port to the independent cavity.

The invention relates to the technical field of wire harness stripping, in particular to a high-speed wire harness aluminum foil stripping method and system based on ultrasonic flaw detection, and the method comprises the steps: receiving a wire stripping instruction, and determining a to-be-stripped high-speed wire harness and a wire stripping machine based on the wire stripping instruction, an aluminum foil self-compensation sound velocity and an outer insulating layer self-compensation sound velocity are measured and calculated by using an ultrasonic speed measurement module, an aluminum foil sample and an outer insulating layer sample, and the synchronized ultrasonic distance measurement module is used for carrying out ultrasonic detection on the high-speed wire harness to be stripped to obtain the flight time of the outer insulating layer and the flight time of the aluminum foil layer; and calculating a first calculation frequency and a second calculation frequency by using the initial depth of the outer insulating layer, the initial depth of the aluminum foil layer and the end depth of the aluminum foil layer, setting a safety distance according to the section of the cut aluminum foil layer and the cutting head, controlling the wire stripping machine to remove the outer insulating layer and the aluminum foil layer after controlling the cutting head to return the safety distance, and realizing aluminum foil stripping of the high-speed wire harness. According to the invention, high-speed wire harness aluminum foil stripping based on ultrasonic flaw detection can be realized.