7results about How to "Load large" patented technology

The present invention provides a deodorant material containing artificial fibroin as an active component, an agent for imparting deodorant properties, containing artificial fibroin as an active component, an article containing the agent for imparting deodorant properties, and a method for imparting deodorant properties, including a step of adding artificial fibroin to an article.

The embodiment of the invention provides a high-temperature heat storage-supercritical steam generation system. The high-temperature heat storage-supercritical steam generation system comprises a heat storage body, a supercritical steam generation unit connected with the heat storage body and an intelligent control unit connected with the supercritical steam generation unit. The heat storage body comprises a solid waste-based graded porous carrier and fused salt filled in gaps of the solid waste-based graded porous carrier; the supercritical water vapor generating unit comprises a water vapor generator with a built-in spiral metal pipe and a multi-stage heat exchange runner; the intelligent control unit comprises a digital controller, an axial-flow compressor and a heat exchange pump, the digital controller is connected with the axial-flow compressor, the heat exchange pump and the heat storage body, and the digital controller is configured to dynamically adjust the running states of the axial-flow compressor, the heat exchange pump and the heat storage body.

The application provides a semiconductor processing equipment and a substrate posture adjusting device and method thereof; the substrate posture adjusting device is provided with a mover plate, a bearing plate and a center column connected between the two, and is also provided with a plurality of linear actuators and a plurality of hook hinges each having three rotation degrees of freedom; each linear actuator is used for driving a moving part of the linear actuator to move linearly along an actuating direction of the linear actuator; the moving part of each linear actuator is connected with the mover plate through a corresponding hook hinge; the strokes of the moving parts when moving linearly can be independently adjusted; by matching the stroke positions of the moving parts, the mover plate can be in an inclined state, and the bearing plate and a substrate supported by the bearing plate can be inclined through the center column, so that the adjustment of the inclination of the substrate is realized, and the uniformity during the processing of the surface of the substrate is optimized.

The application discloses a kind of decreasing type transient variable load loading device and test method, it is related to loading test simulation technical field.The application includes: first sliding mechanism, first slider is configured with linear sliding along first direction;Second sliding mechanism, second slider is configured with linear sliding along second direction;Constant load force mechanism is used to output constant load parallel with first direction, and load acts on the first slider;The first direction is vertically arranged with the second direction, the first slider is connected with the second slider by inclined connecting rod, the second slider is connected with the product to be measured on the side away from the first slider, the distance between the hinge point of the connecting rod and the first slider and the hinge point of the connecting rod and the second slider in second direction is less than the length of the connecting rod;Overcome the shortcomings of existing variable load loading system structure, small loading range, slow response, realize the purpose of instantaneous decrease of load.

The application discloses an ultrahigh-vacuum-compatible high-precision nanoradian rotary table and a nanoradian angle output method, and belongs to the technical field of precise adjustment equipment. The rotary table is composed of a rotary seat assembly, a driving assembly, a displacement transmission assembly and an angle output rotary hinge. The driving assembly and the displacement transmission assembly are cores. The nanometer displacement of a piezoelectric actuator is scaled and amplified by a displacement driving hinge, driving force is accurately transmitted through the displacement transmission assembly, and linear displacement is converted into nanoradian rotation through the angle output rotary hinge. The titanium alloy material of the rotary table is suitable for an ultrahigh-vacuum environment, and the piezoelectric actuator is combined to realize overall power-off self-locking. Under a 5kg load, a minimum rotation step of 10nrad and a rotation stroke of 200μrad can be realized, and the problems of poor load, no self-locking, unsuitable vacuum and low rotation precision of existing rotary tables are solved. The structure has high rigidity and stability, and closed-loop control can also be realized.

The utility model relates to the technical field of core drilling, especially to a gearbox for core drilling machine. The gearbox comprises a box body, an input shaft, an intermediate rotating shaft, an output shaft and a shift fork mechanism. The input shaft is provided with a driving gear. The intermediate rotating shaft is provided with a driven gear, a clutch gear and an inner-outer connecting gear in sequence from top to bottom. The driving gear and the driven gear are in mesh with each other. The clutch gear rotates with the intermediate rotating shaft and moves up and down along the axial direction of the intermediate rotating shaft. The inner surface of the inner-outer connecting gear towards the clutch gear end is provided with internal teeth, and the outer surface of the inner-outer connecting gear away from the clutch gear end is provided with external teeth. The output shaft is provided with a second gear and a first gear in sequence from top to bottom along the axial direction. The shift fork mechanism drives the clutch gear to move up and down along the axial direction of the intermediate rotating shaft. The gearbox can switch the output shaft between low-speed rotation and high-speed rotation, so that the drill rod can meet various working requirements of low-speed heavy load and high-speed light load, and the working range of the drilling machine is improved.

The invention relates to the technical field of additive manufacturing of ceramic materials, and particularly discloses an anti-cracking preparation method of a large-size thick-wall ceramic part based on photocuring 3D printing, which comprises the following steps: preparation of ceramic slurry, 3D printing forming, drying and solvent evaporation pore forming, thermal degreasing and high-temperature sintering. According to the preparation method, a specific removable solvent is introduced into ceramic slurry, and a green body formed by 3D printing is subjected to heat treatment before thermal degreasing, so that the solvent can be fully volatilized, a communicated micron-sized micropore channel is formed in the green body, and an escape path is provided for gas generated by subsequent decomposition of a macromolecular binder; in addition, the solvent is completely removed before sintering, no residual impurities are introduced into the final ceramic body, and the micropore channels can be self-healed in the sintering process, so that the high-density ceramic part can be obtained.