36results about How to "Square shape" patented technology

The invention relates to a punch forming device of a square paper box component. The punch forming device comprises an outer mold and an inner mold. The inner mold and the outer mold can relatively and vertically move, the inner mold is in a cuboid shape, and a cavity where the inner mold is downwards embedded is formed in the outer mold. The inner mold and the outer mold are both made of metal. The punch forming device is characterized in that the bottom of the cavity of the outer mold is hollowed; the cavity of the outer mold is divided into an upper section and a lower section; the portion, corresponding to the periphery of the upper section of the cavity of the outer mold, on a mold body is an upper section of the mold body of the outer mold, and the portion, corresponding to the periphery of the lower section of the cavity of the outer mold, on the mold body is a lower section of the mold body of the outer mold; the upper section of the mold body of the outer mold is provided with a heating component, and the lower section of the mold body of the outer mold is provided with a cooling flowing way; the depth of the upper section of the cavity of the outer mold is more than two times larger than the maximum embedding depth of the inner mold; the depth of the lower section of the cavity of the outer mold is also more than two times larger than the maximum embedding depth of the inner mold. The square paper box component manufactured by the punch forming device is square, clear and sharp in parison corner angle, each paper board top is smooth, upright and straight, and the production speed is high. The invention further provides a punch forming process of the square paper box component.

The invention discloses an automatic green brick cutting device. The automatic green brick cutting device comprises a clay strip conveying mechanism, a moving mechanism and a cutting mechanism arranged on the moving mechanism, wherein the cutting mechanism cuts clay strips and pushes the cut clay strips away in the state that the relative speed of the moving mechanism and the clay strip conveying mechanism is zero. With the adoption of the structure, the automatic green brick cutting device and the cutting method have the advantages as follows: (1), conveying is not required to be stopped when the clay strips are cut in the clay strip cutting process, and the clay strips are continuously and automatically cut off; (2), the relative speed of the cutting mechanism and the clay strips is zero in the moving direction of the clay strips, so that clay strip green bricks are square during cutting, the whole mechanism is compact, and the small area is occupied.

The invention discloses an ion mobility spectrometer and a migration tube thereof. The migration tube comprises a bent base tube. The technical scheme adopted by the embodiment of the invention is that: the migration tube of the ion mobility spectrometer is the bent base tube, so that compared with the linear migration tube, the migration tube is more compact in structure and size, the length of the migration tube is ensured while the ion mobility spectrometer is reduced in size, and the resolution and the sensitivity of the ion mobility spectrometer are effectively improved. In addition, the overall appearance of the bent migration tube is more square, a peripheral supporting system (such as a temperature control system) is more simple and convenient to design, and the working effect is better.

The invention discloses a manufacturing method of a flexible circuit board with a thin circuit layer having a square-shaped cross section. The manufacturing method comprises the steps that a substrate is provided, wherein the substrate comprises a base material layer and a metal layer located on at least one side of the base material layer; dry film pressing, exposure and development are conducted on the metal layer of the substrate; dry film residual foots formed after dry film development are cleared by utilizing plasma treatment, and a dry film having a square-shaped cross section is formed; metal is plated on the metal layer of the substrate to form an electroplated layer; the metal layer below a non-electroplated layer is etched to form the flexible circuit board, wherein the circuit layer on the flexible circuit board comprises the metal layer having the square-shaped cross section and the electroplated layer. The dry film residual foots are subjected to plasma treatment after dry film development, the dry film having the square-shaped cross section is achieved, further the circuit layer cross section of the product is square finally, the contact area and bonding power of the circuit layer and the base material layer are improved, and the product yield is finally improved.

The invention discloses a heat treatment method for recovering the performance of a K465 alloy turbine blade and belongs to the technical field of metallurgy. The heat treatment method comprises the following steps of 1, blade feeding, 2, furnace heating and then heat preservation: in vacuum or inert gas protective atmosphere, carrying out heat preservation at a temperature of 950-960 DEG C for 40-45min, carrying out heat preservation at a temperature of 1190-1200 DEG C for 2-2.5h and carrying out heat preservation at a temperature of 1230 DEG C for 4-4.5h, and 3, furnace cooling: (1), carrying out cooling from a temperature of 1230 DEG C to a temperature of 1000 DEG C at a cooling rate of 40+/-25 DEG C/min by inert gas-based differential pressure cooling, and (2), feeding inert gas at a temperature of 1000 DEG C, carrying out cooling to a temperature of 300 DEG C, and opening a furnace door at a temperature below 300 DEG C and carrying out cooling. The heat treatment method can obviously recover the performance (such as creep deformation) of the K465 alloy turbine blade after a service cycle. Through the heat treatment method, transgranular gamma' polygonal or flower basket-shaped morphology is transformed into the cubical morphology so that morphology squaring is promoted.

A tube reduction apparatus uses a pair of plates, each of the plates providing an X-shaped aperture therein. The X-shaped aperture comprises two pairs of opposing slots, and each slot provides a pair of opposing grooves. The grooves are oriented at right angles to the slots. The pair of plates are in face to face contact with the X-shaped apertures, grooves and slots aligned. A set of four wheels are mounted on transverse axles which are captured in the grooves with the wheels positioned in the slots. A V-shaped concave annular face has an has a semi-circular annular notch at its apex. The four wheels are positioned such that their edges are in mutual adjacency forming a square passage therebetween them.

A method of fabricating an epitaxial layer includes providing a substrate. The substrate is etched to form at least a recess within the substrate. A surface treatment is performed on the recess to form a Si—OH containing surface. An in-situ epitaxial process is performed to form an epitaxial layer within the recess, wherein the epitaxial process is performed in a hydrogen-free atmosphere and at a temperature lower than 800° C.

The invention relates to the technical field of vending, in particular to a vending machine. The vending machine comprises a panel and a sealing plate, wherein the panel is provided with a touch screen and a material taking opening, at least one goods storage cabinet is arranged between the panel and the sealing plate and comprises a rack, two sides of the rack are provided with side doors, the two side doors are internally installed on vending units installed on the rack in a stacked way, the middle of each goods storage cabinet is provided with a conveyer for conveying materials popping outof the vending units to the material taking opening, and the vending machine can achieve automatic position selectin and quick stacking and piling and is high in timeliness.

The invention relates to a novel host of a split-type panel computer. According to the invention, the split-type panel computer adopts a parted structure composed of the host and a hand-held terminal. Based on the characteristic that the host and the hand-held terminal are apart, the host can be in various forms and has functions of ornamental articles, additions, gifts, toys, including some built-in special application functions.

The invention provides an upper-circle and lower-square structure slab joint dividing and lofting method. The method comprises the following steps: firstly, an upper-circle and lower-square three-dimensional CAD model is established; 2, plate thickness is set in the model, and plate joints are divided; and 3, a production design slab joint is arranged in the model, and then three-dimensional CAD model data is input into modeling software to complete solid modeling and part lofting and unfolding. According to the upper-circle and lower-square structure slab joint division and lofting method, the slab joints are arranged in the triangular flat plate defined by the upper-circle and lower-square tangent point lines, the flat plate serves as an edge starting arc part when a curved surface is machined, the machining difficulty is lowered, and material loss is reduced. Meanwhile, by means of the plate seam arrangement mode, sharp corner parts can be avoided, and the situation that subsequent welding seams are overlapped is avoided; the overall shape is square, and the material utilization rate can be effectively increased; and on-site positioning installation is facilitated, and the installation difficulty is reduced.

The invention relates to the technical field of loading and unloading machinery equipment, in particular to an automatic vending unit. The automatic vending unit comprises a storing device and a flipping device; the storing device comprises feed box, a feed collet is fixedly embedded in the feed box, a feed guiding channel used for guiding feed is arranged in the feed collet, and the rear end of the feed guiding channel is closed while the front end of the same leads to the flipping device; the flipping device comprises a pop-up box located at the front end of the feed box and fixedly connected with the same, a discharging chamber continuously communicated with the feed guiding channel is arranged in the pop-up box, the front end of the pop-up box is closed, a discharging hole communicatedwith the discharging chamber is arranged in one side of the pop-up box, and a flipping mechanism used for flipping the feed from the discharging chamber to the discharging hole is arranged on one side of the pop-up box and opposite to the discharging hole; the feed in the feed collet is arranged side by side, a push plate used for pushing all the feed forward is arranged at the rear end of the feed farthest from the discharging hole, and an elastic device is arranged between the push plate and the feed collet. The automatic vending unit can serve as a packing material to replace a carton or arefrigerated cabinet.

The invention relates to an EuCl3-assisted growth method of a Cs3Cu2X5 perovskite single crystal. According to the method, CuX and CsX serve as raw materials, an organic mixed solution composed of methylformamide, dimethyl sulfoxide and methyl acetate serves as a crystal synthesis environment, EuCl3 is added at the temperature lower than 70 DEG C to assist growth, and high-quality Cs3Cu2X5 which is square in shape and remarkably improved in quantum efficiency is separated out. The Cs3Cu2X5 crystal grows on a hot plate at a constant temperature, has the characteristics of good crystal luminescence property, short manufacturing period, low cost, simple growth process, environmental friendliness and the like, and can be separated out within 24 hours.

The invention belongs to the technical field of airborne electronic device structure processes and relates to a ruggedized computer suitable for multiple sizes and specifications of modules. Multiplesizes and specifications of modules exist in the same device, more optimized computer appearance and weight are given, meanwhile the standard size and interface and environment conditions of an airborne electronic device can be met, and a good solution is provided for the airborne electronic device to adapt to multiple sizes and specifications of modules. In the structural form, the more optimizedcomputer structure size or a similar standard-sized computer is combined according to the area and number of printing boards needed by the functional modules while structural supporting, electrical connection, heat-dissipating protection and other functions can be provided for the modules of the airborne electronic device, and accordingly the space of the modules and the whole computer are more reasonably utilized.

The invention relates to a split copying packing container. The split copying packing container comprises a container body (1); the internal bottom surface of the container body (1) is divided into multiple independent areas by grids (2); and copying embedded plates (3) embedded in the grids (2) are arranged in the grids (2) as needed. The bottom of the container body adopts the grid design, and the outer periphery adopts the reinforcing rib design, so that the safety and the stability are excellent, and the durability is achieved; a container cover and the container body are flatly designed to facilitate lamination of multiple packing containers; the internal of the container body adopts the split embedded plate structure, so that different embedded plates can be flexibly replaced to bear different products; the split embedded plates adopt the copying design according to different products, are designed as special structures according to the product shapes, and tightly fix the products to effectively prevent collision; and the special structures are only suitable for inherent products to prevent mixed packing of other products.

The invention relates to a seat and particularly relates to a conveniently-mounted seat. The conveniently-mounted seat comprises a sitting part for bearing the weight of a human body and a backrest part for supporting the back of the human body. The conveniently-mounted seat is characterized by further comprising two brackets, wherein at least one bracket comprises a transverse beam, a rear stopping part, a handrail, a front stopping part and a side end stopping part, and the rear stopping part is parallel to the transverse beam and is vertically arranged; the handrail is connected with the rear end of the transverse beam; the front stopping part is connected with the front end of the transverse beam and is vertically arranged; the side end stopping part is connected with the front stopping part and is parallel to the transverse beam; a closed shape is formed by the handrail, the side end stopping part and the transverse beam; the transverse beam is further provided with an assembling connection piece for connecting the sitting part; the rear stopping part is provided with an assembling connection piece for connecting the backrest part. The conveniently-mounted seat has the advantage that materials are saved and the sitting part is not easy to deform; the conveniently-mounted seat is convenient to pack, transport and mount.