31results about How to "Structural changes" patented technology

The invention relates to the field of metal continuous casting manufacturing, in particular to a method for producing an ultra-thick plate continuous casting blank by adopting fast cooling and unsymmetrical great pressing-down. According to the method, a continuous casting blank sequentially passes through a vertical section (2), an arc-shaped section (3), a straightening section (4) and a horizontal section (5) under a crystallizer (1), through the implementation of fast cooling and unsymmetrical great pressing-down in a secondary cooling region of a casting machine, the ferritiszation process of the casting blank surface layer is realized before the bending or straightening through the fast cooling process, in addition, the balanced separation of second-phase particles in crystals and at crystal boundaries is ensured, the surface layer tissues of the casting blank are improved, meanwhile, the deformation of a blank core part can be increased through the unsymmetrical great pressing-down process, the occurrence of surface cracks of medium and ultra-thick casting blanks in the bending and straightening process is prevented, and meanwhile, the center segregation and the center looseness of the ultra-thick casting blank is avoided. The method provided by the invention has the advantages that the surface quality and the center quality of the ultra-thick plate continuous casting plate can be better improved, so that the ultra-thick plate continuous casting blank can realize the rolling production of ultra-thick steel plates with the thickness being greater than 120mm at a low compression ratio.

The invention relates to a combined framework non pull rod type glass product hydraulic press with adjustable stroke, comprising a stand platform, a supporting post, an upper transverse beam, a main working oil cylinder, a slide block, a lower transverse beam and an electric control box which is mounted at the side of a machine body. The combined framework non pull rod type glass product hydraulicpress with adjustable stroke is characterized in that the internal side of the supporting post is provided with a shoulder; the upper transverse beam and the lower transverse beam are provided with shoulders, and the upper transverse beam and the lower transverse beam are fastened with the shoulder of the supporting post through the shoulders and bolt fastening components to form a gantry framework type machine body structure; and the lower plane of the upper transverse beam is provided with a gate device. The combined framework non pull rod type glass product hydraulic press with adjustablestroke has simple and reasonable structure as well as convenient installation and connection, lightens of the weight of a main machine, saves large amount of steel, greatly reduces the manufacture cost of the hydraulic press as the main working oil cylinder adopts a cylinder action type slide block structure inside which a plunger is totally mounted to result in the reduction of the length of an oil cylinder by approximate 4/5 and reduction of oil consumption of the hydraulic press by at least 4/5. The total power and the pump energy of the electric motor of the hydraulic press are below 50 percent of those of the traditional hydraulic press, the electric energy and industrial oil are obviously saved, and the production cost can be reduced for users.

The invention discloses a measuring device which can be used for a tensile test machine and can carry out real-time measuring on the geometric dimensioning of a cross section in the sample tensile testing process and application of the measuring device. A true stress-strain curve of a material to be tested is acquired, and the tensile mechanical behavior of the material is scientifically and effectively analyzed. The measuring device is composed of a movable platform, a camera I, a camera II, a support, a drive device and the like. The measuring device can be directly installed on an ordinary tensile test machine in a modularization mode and can measure the real-time geometric dimensioning of the cross section of a sample in the tensile process, and the measuring device is ingenious in structure, simple and practical.

The invention relates to a mold for manufacturing a goblet on a presser. The mold is characterized by being a two-open mold, wherein the interior of the mold forms a cup stand die cavity, a cup rod die cavity and a cup body die cavity from top to bottom when a left mold block and a right mold block are closed together, an ejector rod is arranged in the cup body die cavity and is connected to a base plate, and a punching head is positioned on the cup stand die cavity. The mold for manufacturing the goblet on the presser is capable of successfully realizing machine blowing and machine pressing combined manufacturing of a glass goblet, the product not only preserves the advantages of blow manufacturing but also is capable of significantly improving the production capacity, so that the product quality is significantly improved, the production cost is greatly reduced, the amount of labor used is greatly reduced, the structures of a cup body, a cup stem and a cup stand are most changeful to significantly increase the colors and patterns of glass goblets, and the mold has significant economical and social benefits and popularization value.

The invention belongs to the field of car seat belt latches and aims to provide a seat belt latch device. The technical solution mainly comprises a tongue and a latch which is connected to the tonguein a matching and clamping manner. The seat belt latch device is characterized in that the latch comprises an outer case, a sliding mechanism, a clamping and fastening mechanism and an unlocking mechanism, that a connecting plate is inserted into the outer case, that a bottom plate is connected to the lower part of the connecting plate in a clamping manner, that a cavity and a groove opening are arranged between the connecting plate and the bottom plate, that a through hole is formed in the bottom plate, that the sliding mechanism comprises a blocking plate, a first spring, an inserting rod, asliding block, a clamping and connecting piece and protrusions, that the protrusions are all slidably connected in sliding grooves formed in a connecting piece, that the inserting rod is fixedly connected to the sliding block, that the clamping and fastening mechanism comprises a central component, a second spring and a clamping block, that the clamping block is slidably inserted and connected inthe central component, and that the unlocking mechanism comprises a sliding button, third springs, sliding plates and guide rails. The seat belt latch device has the advantages of small size and goodappearance.

The massage chair comprises a machine core frame, a kneading assembly, an adjusting assembly, a left massage crank arm and a right massage crank arm, the kneading assembly comprises a kneading shaft, the adjusting assembly comprises a rotating seat, and the massage chair is further provided with a knocking frame, a knocking motor, a transmission component, a first gear, a second gear and a knocking shaft; the knocking frame sleeves the kneading shaft and is fixedly connected with the rotating seat, the first gear sleeves the kneading shaft, the knocking shaft and the second gear are mounted on the knocking frame, the knocking shaft is movably connected with the rotating seat, and the second gear sleeves the knocking shaft, is fixedly connected with the knocking shaft and is in meshing transmission with the first gear. The knocking motor is arranged on the machine core frame and drives the first gear to rotate through the transmission part, so that the massage crank arm is driven to swing back and forth through the rotating seat to realize the knocking action; therefore, the massage machine core has the functions of containing the massage crank arms, adjusting the massage force, kneading and knocking.

The invention relates to the technical field of engine control, in particular to a methanol engine cold starting device and method. Comprising an air inlet manifold installed on the air inlet side of a cylinder cover, the cylinder cover is installed on a cylinder body, a cooling water temperature sensor for detecting the temperature of cooling water is installed in a water jacket of the cylinder body, the water jacket is communicated with a water jacket on the cylinder cover, an air inlet manifold cavity in the air inlet manifold is connected with an air inlet channel of the cylinder cover to form an air inlet flow channel, and a methanol oil sprayer is installed on the air inlet manifold. A rotatable ultrasonic atomization device is mounted on the intake manifold on one side of an oil beam opposite to the methanol oil injector, the ultrasonic atomization device is controlled by an atomization controller, and the atomization controller, the methanol oil injector and the cooling water temperature sensor are all connected with an electronic control unit (ECU) of the methanol engine. According to the invention, the normal starting of the methanol engine at a lower environment temperature and in a severe environment is realized.

The invention relates to a connecting structure for a profiling gauge. The connecting structure comprises a U-shaped plate, a first sliding block, a handle, a connecting plate and a second sliding block, and the first sliding block is movably arranged in the U-shaped plate; the handle is arranged on the side wall of the first sliding block; the connecting plate is connected with one end of the first sliding block, and a sliding groove is formed in the connecting plate; and one end of the second sliding block is movably connected in the sliding groove and can relatively slide in the length direction of the sliding groove, and the other end of the second sliding block is fixedly connected with the profiling gauge. The connecting structure for the profiling gauge has the advantages that the structure of a simulation block fixing block is changed, original single hinge motion is decomposed into combined motion mechanisms in the up-down direction and the left-right direction, and the problem of motion interference caused by space limitation is solved; and the vertical movement in the Z direction and the left-right movement in the Y direction are added, and the two movement mechanisms are respectively provided with different guides, so that the movement track of the detection tool fixing block is optimized, and the detection failure is avoided.